wolf SSL
/
wolfSSL-TLS13-Beta
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Diff: src/ssl.c
- Revision:
- 4:1b0d80432c79
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/src/ssl.c Thu Apr 28 00:57:21 2016 +0000
@@ -0,0 +1,17831 @@
+/* ssl.c
+ *
+ * Copyright (C) 2006-2016 wolfSSL Inc.
+ *
+ * This file is part of wolfSSL.
+ *
+ * wolfSSL is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * wolfSSL is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1335, USA
+ */
+
+
+#ifdef HAVE_CONFIG_H
+ #include <config.h>
+#endif
+
+#include <wolfssl/wolfcrypt/settings.h>
+
+#ifndef WOLFCRYPT_ONLY
+
+#ifdef HAVE_ERRNO_H
+ #include <errno.h>
+#endif
+
+#include <wolfssl/internal.h>
+#include <wolfssl/error-ssl.h>
+#include <wolfssl/wolfcrypt/coding.h>
+#ifdef NO_INLINE
+ #include <wolfssl/wolfcrypt/misc.h>
+#else
+ #include <wolfcrypt/src/misc.c>
+#endif
+
+
+#ifndef WOLFSSL_ALLOW_NO_SUITES
+ #if defined(NO_DH) && !defined(HAVE_ECC) && !defined(WOLFSSL_STATIC_RSA) \
+ && !defined(WOLFSSL_STATIC_DH) && !defined(WOLFSSL_STATIC_PSK)
+ #error "No cipher suites defined because DH disabled, ECC disabled, and no static suites defined. Please see top of README"
+ #endif
+#endif
+
+#if defined(OPENSSL_EXTRA) || defined(HAVE_WEBSERVER) || \
+ defined(WOLFSSL_KEY_GEN)
+ #include <wolfssl/openssl/evp.h>
+ /* openssl headers end, wolfssl internal headers next */
+ #include <wolfssl/wolfcrypt/wc_encrypt.h>
+#endif
+
+#ifdef OPENSSL_EXTRA
+ /* openssl headers begin */
+ #include <wolfssl/openssl/hmac.h>
+ #include <wolfssl/openssl/crypto.h>
+ #include <wolfssl/openssl/des.h>
+ #include <wolfssl/openssl/bn.h>
+ #include <wolfssl/openssl/dh.h>
+ #include <wolfssl/openssl/rsa.h>
+ #include <wolfssl/openssl/pem.h>
+ #include <wolfssl/openssl/ec.h>
+ #include <wolfssl/openssl/ec25519.h>
+ #include <wolfssl/openssl/ed25519.h>
+ #include <wolfssl/openssl/ecdsa.h>
+ #include <wolfssl/openssl/ecdh.h>
+ /* openssl headers end, wolfssl internal headers next */
+ #include <wolfssl/wolfcrypt/hmac.h>
+ #include <wolfssl/wolfcrypt/random.h>
+ #include <wolfssl/wolfcrypt/des3.h>
+ #include <wolfssl/wolfcrypt/md4.h>
+ #include <wolfssl/wolfcrypt/md5.h>
+ #include <wolfssl/wolfcrypt/arc4.h>
+ #include <wolfssl/wolfcrypt/idea.h>
+ #include <wolfssl/wolfcrypt/curve25519.h>
+ #include <wolfssl/wolfcrypt/ed25519.h>
+ #ifdef HAVE_STUNNEL
+ #include <wolfssl/openssl/ocsp.h>
+ #endif /* WITH_STUNNEL */
+ #ifdef WOLFSSL_SHA512
+ #include <wolfssl/wolfcrypt/sha512.h>
+ #endif
+#endif
+
+#ifndef NO_FILESYSTEM
+ #if !defined(USE_WINDOWS_API) && !defined(NO_WOLFSSL_DIR) \
+ && !defined(EBSNET)
+ #include <dirent.h>
+ #include <sys/stat.h>
+ #endif
+ #ifdef EBSNET
+ #include "vfapi.h"
+ #include "vfile.h"
+ #endif
+#endif /* NO_FILESYSTEM */
+
+#ifndef TRUE
+ #define TRUE 1
+#endif
+#ifndef FALSE
+ #define FALSE 0
+#endif
+
+#ifndef WOLFSSL_HAVE_MIN
+#define WOLFSSL_HAVE_MIN
+
+ static INLINE word32 min(word32 a, word32 b)
+ {
+ return a > b ? b : a;
+ }
+
+#endif /* WOLFSSSL_HAVE_MIN */
+
+#if defined(WOLFSSL_DTLS) && !defined(WOLFSSL_HAVE_MAX)
+#define WOLFSSL_HAVE_MAX
+
+ static INLINE word32 max(word32 a, word32 b)
+ {
+ return a > b ? a : b;
+ }
+
+#endif /* WOLFSSL_DTLS && !WOLFSSL_HAVE_MAX */
+
+
+#ifndef WOLFSSL_LEANPSK
+char* mystrnstr(const char* s1, const char* s2, unsigned int n)
+{
+ unsigned int s2_len = (unsigned int)XSTRLEN(s2);
+
+ if (s2_len == 0)
+ return (char*)s1;
+
+ while (n >= s2_len && s1[0]) {
+ if (s1[0] == s2[0])
+ if (XMEMCMP(s1, s2, s2_len) == 0)
+ return (char*)s1;
+ s1++;
+ n--;
+ }
+
+ return NULL;
+}
+#endif
+
+
+/* prevent multiple mutex initializations */
+static volatile int initRefCount = 0;
+static wolfSSL_Mutex count_mutex; /* init ref count mutex */
+
+
+WOLFSSL_CTX* wolfSSL_CTX_new(WOLFSSL_METHOD* method)
+{
+ WOLFSSL_CTX* ctx = NULL;
+
+ WOLFSSL_ENTER("WOLFSSL_CTX_new");
+
+ if (initRefCount == 0) {
+ /* user no longer forced to call Init themselves */
+ int ret = wolfSSL_Init();
+ if (ret != SSL_SUCCESS) {
+ WOLFSSL_MSG("wolfSSL_Init failed");
+ WOLFSSL_LEAVE("WOLFSSL_CTX_new", 0);
+ return NULL;
+ }
+ }
+
+ if (method == NULL)
+ return ctx;
+
+ ctx = (WOLFSSL_CTX*) XMALLOC(sizeof(WOLFSSL_CTX), 0, DYNAMIC_TYPE_CTX);
+ if (ctx) {
+ if (InitSSL_Ctx(ctx, method) < 0) {
+ WOLFSSL_MSG("Init CTX failed");
+ wolfSSL_CTX_free(ctx);
+ ctx = NULL;
+ }
+ }
+ else {
+ WOLFSSL_MSG("Alloc CTX failed, method freed");
+ XFREE(method, NULL, DYNAMIC_TYPE_METHOD);
+ }
+
+ WOLFSSL_LEAVE("WOLFSSL_CTX_new", 0);
+ return ctx;
+}
+
+
+void wolfSSL_CTX_free(WOLFSSL_CTX* ctx)
+{
+ WOLFSSL_ENTER("SSL_CTX_free");
+ if (ctx)
+ FreeSSL_Ctx(ctx);
+ WOLFSSL_LEAVE("SSL_CTX_free", 0);
+}
+
+
+WOLFSSL* wolfSSL_new(WOLFSSL_CTX* ctx)
+{
+ WOLFSSL* ssl = NULL;
+ int ret = 0;
+
+ (void)ret;
+ WOLFSSL_ENTER("SSL_new");
+
+ if (ctx == NULL)
+ return ssl;
+
+ ssl = (WOLFSSL*) XMALLOC(sizeof(WOLFSSL), ctx->heap,DYNAMIC_TYPE_SSL);
+ if (ssl)
+ if ( (ret = InitSSL(ssl, ctx)) < 0) {
+ FreeSSL(ssl);
+ ssl = 0;
+ }
+
+ WOLFSSL_LEAVE("SSL_new", ret);
+ return ssl;
+}
+
+
+void wolfSSL_free(WOLFSSL* ssl)
+{
+ WOLFSSL_ENTER("SSL_free");
+ if (ssl)
+ FreeSSL(ssl);
+ WOLFSSL_LEAVE("SSL_free", 0);
+}
+
+#ifdef HAVE_POLY1305
+/* set if to use old poly 1 for yes 0 to use new poly */
+int wolfSSL_use_old_poly(WOLFSSL* ssl, int value)
+{
+ WOLFSSL_ENTER("SSL_use_old_poly");
+ WOLFSSL_MSG("Warning SSL connection auto detects old/new and this function"
+ "is depriciated");
+ ssl->options.oldPoly = (word16)value;
+ WOLFSSL_LEAVE("SSL_use_old_poly", 0);
+ return 0;
+}
+#endif
+
+int wolfSSL_set_fd(WOLFSSL* ssl, int fd)
+{
+ WOLFSSL_ENTER("SSL_set_fd");
+ ssl->rfd = fd; /* not used directly to allow IO callbacks */
+ ssl->wfd = fd;
+
+ ssl->IOCB_ReadCtx = &ssl->rfd;
+ ssl->IOCB_WriteCtx = &ssl->wfd;
+
+ #ifdef WOLFSSL_DTLS
+ if (ssl->options.dtls) {
+ ssl->IOCB_ReadCtx = &ssl->buffers.dtlsCtx;
+ ssl->IOCB_WriteCtx = &ssl->buffers.dtlsCtx;
+ ssl->buffers.dtlsCtx.fd = fd;
+ }
+ #endif
+
+ WOLFSSL_LEAVE("SSL_set_fd", SSL_SUCCESS);
+ return SSL_SUCCESS;
+}
+
+
+/**
+ * Get the name of cipher at priority level passed in.
+ */
+char* wolfSSL_get_cipher_list(int priority)
+{
+ const char* const* ciphers = GetCipherNames();
+
+ if (priority >= GetCipherNamesSize() || priority < 0) {
+ return 0;
+ }
+
+ return (char*)ciphers[priority];
+}
+
+
+int wolfSSL_get_ciphers(char* buf, int len)
+{
+ const char* const* ciphers = GetCipherNames();
+ int totalInc = 0;
+ int step = 0;
+ char delim = ':';
+ int size = GetCipherNamesSize();
+ int i;
+
+ if (buf == NULL || len <= 0)
+ return BAD_FUNC_ARG;
+
+ /* Add each member to the buffer delimited by a : */
+ for (i = 0; i < size; i++) {
+ step = (int)(XSTRLEN(ciphers[i]) + 1); /* delimiter */
+ totalInc += step;
+
+ /* Check to make sure buf is large enough and will not overflow */
+ if (totalInc < len) {
+ XSTRNCPY(buf, ciphers[i], XSTRLEN(ciphers[i]));
+ buf += XSTRLEN(ciphers[i]);
+
+ if (i < size - 1)
+ *buf++ = delim;
+ else
+ *buf++ = '\0';
+ }
+ else
+ return BUFFER_E;
+ }
+ return SSL_SUCCESS;
+}
+
+
+int wolfSSL_get_fd(const WOLFSSL* ssl)
+{
+ WOLFSSL_ENTER("SSL_get_fd");
+ WOLFSSL_LEAVE("SSL_get_fd", ssl->rfd);
+ return ssl->rfd;
+}
+
+
+int wolfSSL_get_using_nonblock(WOLFSSL* ssl)
+{
+ WOLFSSL_ENTER("wolfSSL_get_using_nonblock");
+ WOLFSSL_LEAVE("wolfSSL_get_using_nonblock", ssl->options.usingNonblock);
+ return ssl->options.usingNonblock;
+}
+
+
+int wolfSSL_dtls(WOLFSSL* ssl)
+{
+ return ssl->options.dtls;
+}
+
+
+#ifndef WOLFSSL_LEANPSK
+void wolfSSL_set_using_nonblock(WOLFSSL* ssl, int nonblock)
+{
+ WOLFSSL_ENTER("wolfSSL_set_using_nonblock");
+ ssl->options.usingNonblock = (nonblock != 0);
+}
+
+
+int wolfSSL_dtls_set_peer(WOLFSSL* ssl, void* peer, unsigned int peerSz)
+{
+#ifdef WOLFSSL_DTLS
+ void* sa = (void*)XMALLOC(peerSz, ssl->heap, DYNAMIC_TYPE_SOCKADDR);
+ if (sa != NULL) {
+ if (ssl->buffers.dtlsCtx.peer.sa != NULL)
+ XFREE(ssl->buffers.dtlsCtx.peer.sa,ssl->heap,DYNAMIC_TYPE_SOCKADDR);
+ XMEMCPY(sa, peer, peerSz);
+ ssl->buffers.dtlsCtx.peer.sa = sa;
+ ssl->buffers.dtlsCtx.peer.sz = peerSz;
+ return SSL_SUCCESS;
+ }
+ return SSL_FAILURE;
+#else
+ (void)ssl;
+ (void)peer;
+ (void)peerSz;
+ return SSL_NOT_IMPLEMENTED;
+#endif
+}
+
+int wolfSSL_dtls_get_peer(WOLFSSL* ssl, void* peer, unsigned int* peerSz)
+{
+#ifdef WOLFSSL_DTLS
+ if (peer != NULL && peerSz != NULL
+ && *peerSz >= ssl->buffers.dtlsCtx.peer.sz) {
+ *peerSz = ssl->buffers.dtlsCtx.peer.sz;
+ XMEMCPY(peer, ssl->buffers.dtlsCtx.peer.sa, *peerSz);
+ return SSL_SUCCESS;
+ }
+ return SSL_FAILURE;
+#else
+ (void)ssl;
+ (void)peer;
+ (void)peerSz;
+ return SSL_NOT_IMPLEMENTED;
+#endif
+}
+#endif /* WOLFSSL_LEANPSK */
+
+
+/* return underlying connect or accept, SSL_SUCCESS on ok */
+int wolfSSL_negotiate(WOLFSSL* ssl)
+{
+ int err = SSL_FATAL_ERROR;
+
+ WOLFSSL_ENTER("wolfSSL_negotiate");
+#ifndef NO_WOLFSSL_SERVER
+ if (ssl->options.side == WOLFSSL_SERVER_END)
+ err = wolfSSL_accept(ssl);
+#endif
+
+#ifndef NO_WOLFSSL_CLIENT
+ if (ssl->options.side == WOLFSSL_CLIENT_END)
+ err = wolfSSL_connect(ssl);
+#endif
+
+ WOLFSSL_LEAVE("wolfSSL_negotiate", err);
+
+ return err;
+}
+
+
+#ifndef WOLFSSL_LEANPSK
+/* object size based on build */
+int wolfSSL_GetObjectSize(void)
+{
+#ifdef SHOW_SIZES
+ printf("sizeof suites = %lu\n", sizeof(Suites));
+ printf("sizeof ciphers(2) = %lu\n", sizeof(Ciphers));
+#ifndef NO_RC4
+ printf(" sizeof arc4 = %lu\n", sizeof(Arc4));
+#endif
+ printf(" sizeof aes = %lu\n", sizeof(Aes));
+#ifndef NO_DES3
+ printf(" sizeof des3 = %lu\n", sizeof(Des3));
+#endif
+#ifndef NO_RABBIT
+ printf(" sizeof rabbit = %lu\n", sizeof(Rabbit));
+#endif
+#ifdef HAVE_CHACHA
+ printf(" sizeof chacha = %lu\n", sizeof(ChaCha));
+#endif
+ printf("sizeof cipher specs = %lu\n", sizeof(CipherSpecs));
+ printf("sizeof keys = %lu\n", sizeof(Keys));
+ printf("sizeof Hashes(2) = %lu\n", sizeof(Hashes));
+#ifndef NO_MD5
+ printf(" sizeof MD5 = %lu\n", sizeof(Md5));
+#endif
+#ifndef NO_SHA
+ printf(" sizeof SHA = %lu\n", sizeof(Sha));
+#endif
+#ifndef NO_SHA256
+ printf(" sizeof SHA256 = %lu\n", sizeof(Sha256));
+#endif
+#ifdef WOLFSSL_SHA384
+ printf(" sizeof SHA384 = %lu\n", sizeof(Sha384));
+#endif
+#ifdef WOLFSSL_SHA384
+ printf(" sizeof SHA512 = %lu\n", sizeof(Sha512));
+#endif
+ printf("sizeof Buffers = %lu\n", sizeof(Buffers));
+ printf("sizeof Options = %lu\n", sizeof(Options));
+ printf("sizeof Arrays = %lu\n", sizeof(Arrays));
+#ifndef NO_RSA
+ printf("sizeof RsaKey = %lu\n", sizeof(RsaKey));
+#endif
+#ifdef HAVE_ECC
+ printf("sizeof ecc_key = %lu\n", sizeof(ecc_key));
+#endif
+ printf("sizeof WOLFSSL_CIPHER = %lu\n", sizeof(WOLFSSL_CIPHER));
+ printf("sizeof WOLFSSL_SESSION = %lu\n", sizeof(WOLFSSL_SESSION));
+ printf("sizeof WOLFSSL = %lu\n", sizeof(WOLFSSL));
+ printf("sizeof WOLFSSL_CTX = %lu\n", sizeof(WOLFSSL_CTX));
+#endif
+
+ return sizeof(WOLFSSL);
+}
+#endif
+
+
+#ifndef NO_DH
+/* server Diffie-Hellman parameters, SSL_SUCCESS on ok */
+int wolfSSL_SetTmpDH(WOLFSSL* ssl, const unsigned char* p, int pSz,
+ const unsigned char* g, int gSz)
+{
+ word16 havePSK = 0;
+ word16 haveRSA = 1;
+
+ WOLFSSL_ENTER("wolfSSL_SetTmpDH");
+ if (ssl == NULL || p == NULL || g == NULL) return BAD_FUNC_ARG;
+
+ if (pSz < ssl->options.minDhKeySz)
+ return DH_KEY_SIZE_E;
+
+ if (ssl->options.side != WOLFSSL_SERVER_END)
+ return SIDE_ERROR;
+
+ if (ssl->buffers.serverDH_P.buffer && ssl->buffers.weOwnDH)
+ XFREE(ssl->buffers.serverDH_P.buffer, ssl->ctx->heap, DYNAMIC_TYPE_DH);
+ if (ssl->buffers.serverDH_G.buffer && ssl->buffers.weOwnDH)
+ XFREE(ssl->buffers.serverDH_G.buffer, ssl->ctx->heap, DYNAMIC_TYPE_DH);
+
+ ssl->buffers.weOwnDH = 1; /* SSL owns now */
+ ssl->buffers.serverDH_P.buffer = (byte*)XMALLOC(pSz, ssl->ctx->heap,
+ DYNAMIC_TYPE_DH);
+ if (ssl->buffers.serverDH_P.buffer == NULL)
+ return MEMORY_E;
+
+ ssl->buffers.serverDH_G.buffer = (byte*)XMALLOC(gSz, ssl->ctx->heap,
+ DYNAMIC_TYPE_DH);
+ if (ssl->buffers.serverDH_G.buffer == NULL) {
+ XFREE(ssl->buffers.serverDH_P.buffer, ssl->ctx->heap, DYNAMIC_TYPE_DH);
+ return MEMORY_E;
+ }
+
+ ssl->buffers.serverDH_P.length = pSz;
+ ssl->buffers.serverDH_G.length = gSz;
+
+ XMEMCPY(ssl->buffers.serverDH_P.buffer, p, pSz);
+ XMEMCPY(ssl->buffers.serverDH_G.buffer, g, gSz);
+
+ ssl->options.haveDH = 1;
+ #ifndef NO_PSK
+ havePSK = ssl->options.havePSK;
+ #endif
+ #ifdef NO_RSA
+ haveRSA = 0;
+ #endif
+ InitSuites(ssl->suites, ssl->version, haveRSA, havePSK, ssl->options.haveDH,
+ ssl->options.haveNTRU, ssl->options.haveECDSAsig,
+ ssl->options.haveECC, ssl->options.haveStaticECC,
+ ssl->options.side);
+
+ WOLFSSL_LEAVE("wolfSSL_SetTmpDH", 0);
+ return SSL_SUCCESS;
+}
+
+/* server ctx Diffie-Hellman parameters, SSL_SUCCESS on ok */
+int wolfSSL_CTX_SetTmpDH(WOLFSSL_CTX* ctx, const unsigned char* p, int pSz,
+ const unsigned char* g, int gSz)
+{
+ WOLFSSL_ENTER("wolfSSL_CTX_SetTmpDH");
+ if (ctx == NULL || p == NULL || g == NULL) return BAD_FUNC_ARG;
+
+ if (pSz < ctx->minDhKeySz)
+ return DH_KEY_SIZE_E;
+
+ XFREE(ctx->serverDH_P.buffer, ctx->heap, DYNAMIC_TYPE_DH);
+ XFREE(ctx->serverDH_G.buffer, ctx->heap, DYNAMIC_TYPE_DH);
+
+ ctx->serverDH_P.buffer = (byte*)XMALLOC(pSz, ctx->heap,DYNAMIC_TYPE_DH);
+ if (ctx->serverDH_P.buffer == NULL)
+ return MEMORY_E;
+
+ ctx->serverDH_G.buffer = (byte*)XMALLOC(gSz, ctx->heap,DYNAMIC_TYPE_DH);
+ if (ctx->serverDH_G.buffer == NULL) {
+ XFREE(ctx->serverDH_P.buffer, ctx->heap, DYNAMIC_TYPE_DH);
+ return MEMORY_E;
+ }
+
+ ctx->serverDH_P.length = pSz;
+ ctx->serverDH_G.length = gSz;
+
+ XMEMCPY(ctx->serverDH_P.buffer, p, pSz);
+ XMEMCPY(ctx->serverDH_G.buffer, g, gSz);
+
+ ctx->haveDH = 1;
+
+ WOLFSSL_LEAVE("wolfSSL_CTX_SetTmpDH", 0);
+ return SSL_SUCCESS;
+}
+
+
+int wolfSSL_CTX_SetMinDhKey_Sz(WOLFSSL_CTX* ctx, word16 keySz)
+{
+ if (ctx == NULL || keySz > 16000 || keySz % 8 != 0)
+ return BAD_FUNC_ARG;
+
+ ctx->minDhKeySz = keySz / 8;
+ return SSL_SUCCESS;
+}
+
+
+int wolfSSL_SetMinDhKey_Sz(WOLFSSL* ssl, word16 keySz)
+{
+ if (ssl == NULL || keySz > 16000 || keySz % 8 != 0)
+ return BAD_FUNC_ARG;
+
+ ssl->options.minDhKeySz = keySz / 8;
+ return SSL_SUCCESS;
+}
+
+
+int wolfSSL_GetDhKey_Sz(WOLFSSL* ssl)
+{
+ if (ssl == NULL)
+ return BAD_FUNC_ARG;
+
+ return (ssl->options.dhKeySz * 8);
+}
+
+#endif /* !NO_DH */
+
+
+int wolfSSL_write(WOLFSSL* ssl, const void* data, int sz)
+{
+ int ret;
+
+ WOLFSSL_ENTER("SSL_write()");
+
+ if (ssl == NULL || data == NULL || sz < 0)
+ return BAD_FUNC_ARG;
+
+#ifdef HAVE_ERRNO_H
+ errno = 0;
+#endif
+
+ ret = SendData(ssl, data, sz);
+
+ WOLFSSL_LEAVE("SSL_write()", ret);
+
+ if (ret < 0)
+ return SSL_FATAL_ERROR;
+ else
+ return ret;
+}
+
+
+static int wolfSSL_read_internal(WOLFSSL* ssl, void* data, int sz, int peek)
+{
+ int ret;
+
+ WOLFSSL_ENTER("wolfSSL_read_internal()");
+
+ if (ssl == NULL || data == NULL || sz < 0)
+ return BAD_FUNC_ARG;
+
+#ifdef HAVE_ERRNO_H
+ errno = 0;
+#endif
+#ifdef WOLFSSL_DTLS
+ if (ssl->options.dtls)
+ ssl->dtls_expected_rx = max(sz + 100, MAX_MTU);
+#endif
+
+#ifdef HAVE_MAX_FRAGMENT
+ ret = ReceiveData(ssl, (byte*)data,
+ min(sz, min(ssl->max_fragment, OUTPUT_RECORD_SIZE)),peek);
+#else
+ ret = ReceiveData(ssl, (byte*)data, min(sz, OUTPUT_RECORD_SIZE), peek);
+#endif
+
+ WOLFSSL_LEAVE("wolfSSL_read_internal()", ret);
+
+ if (ret < 0)
+ return SSL_FATAL_ERROR;
+ else
+ return ret;
+}
+
+
+int wolfSSL_peek(WOLFSSL* ssl, void* data, int sz)
+{
+ WOLFSSL_ENTER("wolfSSL_peek()");
+
+ return wolfSSL_read_internal(ssl, data, sz, TRUE);
+}
+
+
+int wolfSSL_read(WOLFSSL* ssl, void* data, int sz)
+{
+ WOLFSSL_ENTER("wolfSSL_read()");
+
+ return wolfSSL_read_internal(ssl, data, sz, FALSE);
+}
+
+
+#ifdef HAVE_CAVIUM
+
+/* let's use cavium, SSL_SUCCESS on ok */
+int wolfSSL_UseCavium(WOLFSSL* ssl, int devId)
+{
+ if (ssl == NULL)
+ return BAD_FUNC_ARG;
+
+ ssl->devId = devId;
+
+ return SSL_SUCCESS;
+}
+
+
+/* let's use cavium, SSL_SUCCESS on ok */
+int wolfSSL_CTX_UseCavium(WOLFSSL_CTX* ctx, int devId)
+{
+ if (ctx == NULL)
+ return BAD_FUNC_ARG;
+
+ ctx->devId = devId;
+
+ return SSL_SUCCESS;
+}
+
+
+#endif /* HAVE_CAVIUM */
+
+#ifdef HAVE_SNI
+
+int wolfSSL_UseSNI(WOLFSSL* ssl, byte type, const void* data, word16 size)
+{
+ if (ssl == NULL)
+ return BAD_FUNC_ARG;
+
+ return TLSX_UseSNI(&ssl->extensions, type, data, size);
+}
+
+
+int wolfSSL_CTX_UseSNI(WOLFSSL_CTX* ctx, byte type, const void* data,
+ word16 size)
+{
+ if (ctx == NULL)
+ return BAD_FUNC_ARG;
+
+ return TLSX_UseSNI(&ctx->extensions, type, data, size);
+}
+
+#ifndef NO_WOLFSSL_SERVER
+
+void wolfSSL_SNI_SetOptions(WOLFSSL* ssl, byte type, byte options)
+{
+ if (ssl && ssl->extensions)
+ TLSX_SNI_SetOptions(ssl->extensions, type, options);
+}
+
+
+void wolfSSL_CTX_SNI_SetOptions(WOLFSSL_CTX* ctx, byte type, byte options)
+{
+ if (ctx && ctx->extensions)
+ TLSX_SNI_SetOptions(ctx->extensions, type, options);
+}
+
+
+byte wolfSSL_SNI_Status(WOLFSSL* ssl, byte type)
+{
+ return TLSX_SNI_Status(ssl ? ssl->extensions : NULL, type);
+}
+
+
+word16 wolfSSL_SNI_GetRequest(WOLFSSL* ssl, byte type, void** data)
+{
+ if (data)
+ *data = NULL;
+
+ if (ssl && ssl->extensions)
+ return TLSX_SNI_GetRequest(ssl->extensions, type, data);
+
+ return 0;
+}
+
+
+int wolfSSL_SNI_GetFromBuffer(const byte* clientHello, word32 helloSz,
+ byte type, byte* sni, word32* inOutSz)
+{
+ if (clientHello && helloSz > 0 && sni && inOutSz && *inOutSz > 0)
+ return TLSX_SNI_GetFromBuffer(clientHello, helloSz, type, sni, inOutSz);
+
+ return BAD_FUNC_ARG;
+}
+
+#endif /* NO_WOLFSSL_SERVER */
+
+#endif /* HAVE_SNI */
+
+
+#ifdef HAVE_MAX_FRAGMENT
+#ifndef NO_WOLFSSL_CLIENT
+
+int wolfSSL_UseMaxFragment(WOLFSSL* ssl, byte mfl)
+{
+ if (ssl == NULL)
+ return BAD_FUNC_ARG;
+
+ return TLSX_UseMaxFragment(&ssl->extensions, mfl);
+}
+
+
+int wolfSSL_CTX_UseMaxFragment(WOLFSSL_CTX* ctx, byte mfl)
+{
+ if (ctx == NULL)
+ return BAD_FUNC_ARG;
+
+ return TLSX_UseMaxFragment(&ctx->extensions, mfl);
+}
+
+#endif /* NO_WOLFSSL_CLIENT */
+#endif /* HAVE_MAX_FRAGMENT */
+
+#ifdef HAVE_TRUNCATED_HMAC
+#ifndef NO_WOLFSSL_CLIENT
+
+int wolfSSL_UseTruncatedHMAC(WOLFSSL* ssl)
+{
+ if (ssl == NULL)
+ return BAD_FUNC_ARG;
+
+ return TLSX_UseTruncatedHMAC(&ssl->extensions);
+}
+
+
+int wolfSSL_CTX_UseTruncatedHMAC(WOLFSSL_CTX* ctx)
+{
+ if (ctx == NULL)
+ return BAD_FUNC_ARG;
+
+ return TLSX_UseTruncatedHMAC(&ctx->extensions);
+}
+
+#endif /* NO_WOLFSSL_CLIENT */
+#endif /* HAVE_TRUNCATED_HMAC */
+
+#ifdef HAVE_CERTIFICATE_STATUS_REQUEST
+
+int wolfSSL_UseOCSPStapling(WOLFSSL* ssl, byte status_type, byte options)
+{
+ if (ssl == NULL || ssl->options.side != WOLFSSL_CLIENT_END)
+ return BAD_FUNC_ARG;
+
+ return TLSX_UseCertificateStatusRequest(&ssl->extensions, status_type,
+ options);
+}
+
+
+int wolfSSL_CTX_UseOCSPStapling(WOLFSSL_CTX* ctx, byte status_type,
+ byte options)
+{
+ if (ctx == NULL || ctx->method->side != WOLFSSL_CLIENT_END)
+ return BAD_FUNC_ARG;
+
+ return TLSX_UseCertificateStatusRequest(&ctx->extensions, status_type,
+ options);
+}
+
+#endif /* HAVE_CERTIFICATE_STATUS_REQUEST */
+
+#ifdef HAVE_CERTIFICATE_STATUS_REQUEST_V2
+
+int wolfSSL_UseOCSPStaplingV2(WOLFSSL* ssl, byte status_type, byte options)
+{
+ if (ssl == NULL || ssl->options.side != WOLFSSL_CLIENT_END)
+ return BAD_FUNC_ARG;
+
+ return TLSX_UseCertificateStatusRequestV2(&ssl->extensions, status_type,
+ options);
+}
+
+
+int wolfSSL_CTX_UseOCSPStaplingV2(WOLFSSL_CTX* ctx,
+ byte status_type, byte options)
+{
+ if (ctx == NULL || ctx->method->side != WOLFSSL_CLIENT_END)
+ return BAD_FUNC_ARG;
+
+ return TLSX_UseCertificateStatusRequestV2(&ctx->extensions, status_type,
+ options);
+}
+
+#endif /* HAVE_CERTIFICATE_STATUS_REQUEST_V2 */
+
+/* Elliptic Curves */
+#ifdef HAVE_SUPPORTED_CURVES
+#ifndef NO_WOLFSSL_CLIENT
+
+int wolfSSL_UseSupportedCurve(WOLFSSL* ssl, word16 name)
+{
+ if (ssl == NULL)
+ return BAD_FUNC_ARG;
+
+ switch (name) {
+ case WOLFSSL_ECC_SECP160R1:
+ case WOLFSSL_ECC_SECP192R1:
+ case WOLFSSL_ECC_SECP224R1:
+ case WOLFSSL_ECC_SECP256R1:
+ case WOLFSSL_ECC_SECP384R1:
+ case WOLFSSL_ECC_SECP521R1:
+ break;
+
+ default:
+ return BAD_FUNC_ARG;
+ }
+
+ return TLSX_UseSupportedCurve(&ssl->extensions, name);
+}
+
+
+int wolfSSL_CTX_UseSupportedCurve(WOLFSSL_CTX* ctx, word16 name)
+{
+ if (ctx == NULL)
+ return BAD_FUNC_ARG;
+
+ switch (name) {
+ case WOLFSSL_ECC_SECP160R1:
+ case WOLFSSL_ECC_SECP192R1:
+ case WOLFSSL_ECC_SECP224R1:
+ case WOLFSSL_ECC_SECP256R1:
+ case WOLFSSL_ECC_SECP384R1:
+ case WOLFSSL_ECC_SECP521R1:
+ break;
+
+ default:
+ return BAD_FUNC_ARG;
+ }
+
+ return TLSX_UseSupportedCurve(&ctx->extensions, name);
+}
+
+#endif /* NO_WOLFSSL_CLIENT */
+#endif /* HAVE_SUPPORTED_CURVES */
+
+/* QSH quantum safe handshake */
+#ifdef HAVE_QSH
+/* returns 1 if QSH has been used 0 otherwise */
+int wolfSSL_isQSH(WOLFSSL* ssl)
+{
+ /* if no ssl struct than QSH was not used */
+ if (ssl == NULL)
+ return 0;
+
+ return ssl->isQSH;
+}
+
+
+int wolfSSL_UseSupportedQSH(WOLFSSL* ssl, word16 name)
+{
+ if (ssl == NULL)
+ return BAD_FUNC_ARG;
+
+ switch (name) {
+ #ifdef HAVE_NTRU
+ case WOLFSSL_NTRU_EESS439:
+ case WOLFSSL_NTRU_EESS593:
+ case WOLFSSL_NTRU_EESS743:
+ break;
+ #endif
+ default:
+ return BAD_FUNC_ARG;
+ }
+
+ ssl->user_set_QSHSchemes = 1;
+
+ return TLSX_UseQSHScheme(&ssl->extensions, name, NULL, 0);
+}
+
+#ifndef NO_WOLFSSL_CLIENT
+ /* user control over sending client public key in hello
+ when flag = 1 will send keys if flag is 0 or function is not called
+ then will not send keys in the hello extension
+ return 0 on success
+ */
+ int wolfSSL_UseClientQSHKeys(WOLFSSL* ssl, unsigned char flag)
+ {
+ if (ssl == NULL)
+ return BAD_FUNC_ARG;
+
+ ssl->sendQSHKeys = flag;
+
+ return 0;
+ }
+#endif /* NO_WOLFSSL_CLIENT */
+#endif /* HAVE_QSH */
+
+
+/* Application-Layer Protocol Negotiation */
+#ifdef HAVE_ALPN
+
+int wolfSSL_UseALPN(WOLFSSL* ssl, char *protocol_name_list,
+ word32 protocol_name_listSz, byte options)
+{
+ char *list, *ptr, *token[10];
+ word16 len;
+ int idx = 0;
+ int ret = SSL_FAILURE;
+
+ WOLFSSL_ENTER("wolfSSL_UseALPN");
+
+ if (ssl == NULL || protocol_name_list == NULL)
+ return BAD_FUNC_ARG;
+
+ if (protocol_name_listSz > (WOLFSSL_MAX_ALPN_NUMBER *
+ WOLFSSL_MAX_ALPN_PROTO_NAME_LEN +
+ WOLFSSL_MAX_ALPN_NUMBER)) {
+ WOLFSSL_MSG("Invalid arguments, protocol name list too long");
+ return BAD_FUNC_ARG;
+ }
+
+ if (!(options & WOLFSSL_ALPN_CONTINUE_ON_MISMATCH) &&
+ !(options & WOLFSSL_ALPN_FAILED_ON_MISMATCH)) {
+ WOLFSSL_MSG("Invalid arguments, options not supported");
+ return BAD_FUNC_ARG;
+ }
+
+
+ list = (char *)XMALLOC(protocol_name_listSz+1, NULL,
+ DYNAMIC_TYPE_TMP_BUFFER);
+ if (list == NULL) {
+ WOLFSSL_MSG("Memory failure");
+ return MEMORY_ERROR;
+ }
+
+ XMEMSET(list, 0, protocol_name_listSz+1);
+ XSTRNCPY(list, protocol_name_list, protocol_name_listSz);
+
+ /* read all protocol name from the list */
+ token[idx] = XSTRTOK(list, ",", &ptr);
+ while (token[idx] != NULL)
+ token[++idx] = XSTRTOK(NULL, ",", &ptr);
+
+ /* add protocol name list in the TLS extension in reverse order */
+ while ((idx--) > 0) {
+ len = (word16)XSTRLEN(token[idx]);
+
+ ret = TLSX_UseALPN(&ssl->extensions, token[idx], len, options);
+ if (ret != SSL_SUCCESS) {
+ WOLFSSL_MSG("TLSX_UseALPN failure");
+ break;
+ }
+ }
+
+ XFREE(list, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+
+ return ret;
+}
+
+int wolfSSL_ALPN_GetProtocol(WOLFSSL* ssl, char **protocol_name, word16 *size)
+{
+ return TLSX_ALPN_GetRequest(ssl ? ssl->extensions : NULL,
+ (void **)protocol_name, size);
+}
+
+int wolfSSL_ALPN_GetPeerProtocol(WOLFSSL* ssl, char **list, word16 *listSz)
+{
+ if (list == NULL || listSz == NULL)
+ return BAD_FUNC_ARG;
+
+ if (ssl->alpn_client_list == NULL)
+ return BUFFER_ERROR;
+
+ *listSz = (word16)XSTRLEN(ssl->alpn_client_list);
+ if (*listSz == 0)
+ return BUFFER_ERROR;
+
+ *list = (char *)XMALLOC((*listSz)+1, NULL, DYNAMIC_TYPE_TLSX);
+ if (*list == NULL)
+ return MEMORY_ERROR;
+
+ XSTRNCPY(*list, ssl->alpn_client_list, (*listSz)+1);
+ (*list)[*listSz] = 0;
+
+ return SSL_SUCCESS;
+}
+
+#endif /* HAVE_ALPN */
+
+/* Secure Renegotiation */
+#ifdef HAVE_SECURE_RENEGOTIATION
+
+/* user is forcing ability to use secure renegotiation, we discourage it */
+int wolfSSL_UseSecureRenegotiation(WOLFSSL* ssl)
+{
+ int ret = BAD_FUNC_ARG;
+
+ if (ssl)
+ ret = TLSX_UseSecureRenegotiation(&ssl->extensions);
+
+ if (ret == SSL_SUCCESS) {
+ TLSX* extension = TLSX_Find(ssl->extensions, TLSX_RENEGOTIATION_INFO);
+
+ if (extension)
+ ssl->secure_renegotiation = (SecureRenegotiation*)extension->data;
+ }
+
+ return ret;
+}
+
+
+/* do a secure renegotiation handshake, user forced, we discourage */
+int wolfSSL_Rehandshake(WOLFSSL* ssl)
+{
+ int ret;
+
+ if (ssl == NULL)
+ return BAD_FUNC_ARG;
+
+ if (ssl->secure_renegotiation == NULL) {
+ WOLFSSL_MSG("Secure Renegotiation not forced on by user");
+ return SECURE_RENEGOTIATION_E;
+ }
+
+ if (ssl->secure_renegotiation->enabled == 0) {
+ WOLFSSL_MSG("Secure Renegotiation not enabled at extension level");
+ return SECURE_RENEGOTIATION_E;
+ }
+
+ if (ssl->options.handShakeState != HANDSHAKE_DONE) {
+ WOLFSSL_MSG("Can't renegotiate until previous handshake complete");
+ return SECURE_RENEGOTIATION_E;
+ }
+
+#ifndef NO_FORCE_SCR_SAME_SUITE
+ /* force same suite */
+ if (ssl->suites) {
+ ssl->suites->suiteSz = SUITE_LEN;
+ ssl->suites->suites[0] = ssl->options.cipherSuite0;
+ ssl->suites->suites[1] = ssl->options.cipherSuite;
+ }
+#endif
+
+ /* reset handshake states */
+ ssl->options.serverState = NULL_STATE;
+ ssl->options.clientState = NULL_STATE;
+ ssl->options.connectState = CONNECT_BEGIN;
+ ssl->options.acceptState = ACCEPT_BEGIN;
+ ssl->options.handShakeState = NULL_STATE;
+ ssl->options.processReply = 0; /* TODO, move states in internal.h */
+
+ XMEMSET(&ssl->msgsReceived, 0, sizeof(ssl->msgsReceived));
+
+ ssl->secure_renegotiation->cache_status = SCR_CACHE_NEEDED;
+
+#ifndef NO_OLD_TLS
+#ifndef NO_MD5
+ wc_InitMd5(&ssl->hsHashes->hashMd5);
+#endif
+#ifndef NO_SHA
+ ret = wc_InitSha(&ssl->hsHashes->hashSha);
+ if (ret !=0)
+ return ret;
+#endif
+#endif /* NO_OLD_TLS */
+#ifndef NO_SHA256
+ ret = wc_InitSha256(&ssl->hsHashes->hashSha256);
+ if (ret !=0)
+ return ret;
+#endif
+#ifdef WOLFSSL_SHA384
+ ret = wc_InitSha384(&ssl->hsHashes->hashSha384);
+ if (ret !=0)
+ return ret;
+#endif
+#ifdef WOLFSSL_SHA512
+ ret = wc_InitSha512(&ssl->hsHashes->hashSha512);
+ if (ret !=0)
+ return ret;
+#endif
+
+ ret = wolfSSL_negotiate(ssl);
+ return ret;
+}
+
+#endif /* HAVE_SECURE_RENEGOTIATION */
+
+/* Session Ticket */
+#if !defined(NO_WOLFSSL_SERVER) && defined(HAVE_SESSION_TICKET)
+/* SSL_SUCCESS on ok */
+int wolfSSL_CTX_set_TicketEncCb(WOLFSSL_CTX* ctx, SessionTicketEncCb cb)
+{
+ if (ctx == NULL)
+ return BAD_FUNC_ARG;
+
+ ctx->ticketEncCb = cb;
+
+ return SSL_SUCCESS;
+}
+
+/* set hint interval, SSL_SUCCESS on ok */
+int wolfSSL_CTX_set_TicketHint(WOLFSSL_CTX* ctx, int hint)
+{
+ if (ctx == NULL)
+ return BAD_FUNC_ARG;
+
+ ctx->ticketHint = hint;
+
+ return SSL_SUCCESS;
+}
+
+/* set user context, SSL_SUCCESS on ok */
+int wolfSSL_CTX_set_TicketEncCtx(WOLFSSL_CTX* ctx, void* userCtx)
+{
+ if (ctx == NULL)
+ return BAD_FUNC_ARG;
+
+ ctx->ticketEncCtx = userCtx;
+
+ return SSL_SUCCESS;
+}
+
+#endif /* !defined(NO_WOLFSSL_CLIENT) && defined(HAVE_SESSION_TICKET) */
+
+/* Session Ticket */
+#if !defined(NO_WOLFSSL_CLIENT) && defined(HAVE_SESSION_TICKET)
+int wolfSSL_UseSessionTicket(WOLFSSL* ssl)
+{
+ if (ssl == NULL)
+ return BAD_FUNC_ARG;
+
+ return TLSX_UseSessionTicket(&ssl->extensions, NULL);
+}
+
+int wolfSSL_CTX_UseSessionTicket(WOLFSSL_CTX* ctx)
+{
+ if (ctx == NULL)
+ return BAD_FUNC_ARG;
+
+ return TLSX_UseSessionTicket(&ctx->extensions, NULL);
+}
+
+WOLFSSL_API int wolfSSL_get_SessionTicket(WOLFSSL* ssl,
+ byte* buf, word32* bufSz)
+{
+ if (ssl == NULL || buf == NULL || bufSz == NULL || *bufSz == 0)
+ return BAD_FUNC_ARG;
+
+ if (ssl->session.ticketLen <= *bufSz) {
+ XMEMCPY(buf, ssl->session.ticket, ssl->session.ticketLen);
+ *bufSz = ssl->session.ticketLen;
+ }
+ else
+ *bufSz = 0;
+
+ return SSL_SUCCESS;
+}
+
+WOLFSSL_API int wolfSSL_set_SessionTicket(WOLFSSL* ssl, byte* buf, word32 bufSz)
+{
+ if (ssl == NULL || (buf == NULL && bufSz > 0))
+ return BAD_FUNC_ARG;
+
+ if (bufSz > 0)
+ XMEMCPY(ssl->session.ticket, buf, bufSz);
+ ssl->session.ticketLen = (word16)bufSz;
+
+ return SSL_SUCCESS;
+}
+
+
+WOLFSSL_API int wolfSSL_set_SessionTicket_cb(WOLFSSL* ssl,
+ CallbackSessionTicket cb, void* ctx)
+{
+ if (ssl == NULL)
+ return BAD_FUNC_ARG;
+
+ ssl->session_ticket_cb = cb;
+ ssl->session_ticket_ctx = ctx;
+
+ return SSL_SUCCESS;
+}
+#endif
+
+#ifndef WOLFSSL_LEANPSK
+
+int wolfSSL_send(WOLFSSL* ssl, const void* data, int sz, int flags)
+{
+ int ret;
+ int oldFlags;
+
+ WOLFSSL_ENTER("wolfSSL_send()");
+
+ if (ssl == NULL || data == NULL || sz < 0)
+ return BAD_FUNC_ARG;
+
+ oldFlags = ssl->wflags;
+
+ ssl->wflags = flags;
+ ret = wolfSSL_write(ssl, data, sz);
+ ssl->wflags = oldFlags;
+
+ WOLFSSL_LEAVE("wolfSSL_send()", ret);
+
+ return ret;
+}
+
+
+int wolfSSL_recv(WOLFSSL* ssl, void* data, int sz, int flags)
+{
+ int ret;
+ int oldFlags;
+
+ WOLFSSL_ENTER("wolfSSL_recv()");
+
+ if (ssl == NULL || data == NULL || sz < 0)
+ return BAD_FUNC_ARG;
+
+ oldFlags = ssl->rflags;
+
+ ssl->rflags = flags;
+ ret = wolfSSL_read(ssl, data, sz);
+ ssl->rflags = oldFlags;
+
+ WOLFSSL_LEAVE("wolfSSL_recv()", ret);
+
+ return ret;
+}
+#endif
+
+
+/* SSL_SUCCESS on ok */
+int wolfSSL_shutdown(WOLFSSL* ssl)
+{
+ int ret = SSL_FATAL_ERROR;
+ byte tmp;
+ WOLFSSL_ENTER("SSL_shutdown()");
+
+ if (ssl == NULL)
+ return SSL_FATAL_ERROR;
+
+ if (ssl->options.quietShutdown) {
+ WOLFSSL_MSG("quiet shutdown, no close notify sent");
+ return SSL_SUCCESS;
+ }
+
+ /* try to send close notify, not an error if can't */
+ if (!ssl->options.isClosed && !ssl->options.connReset &&
+ !ssl->options.sentNotify) {
+ ssl->error = SendAlert(ssl, alert_warning, close_notify);
+ if (ssl->error < 0) {
+ WOLFSSL_ERROR(ssl->error);
+ return SSL_FATAL_ERROR;
+ }
+ ssl->options.sentNotify = 1; /* don't send close_notify twice */
+ if (ssl->options.closeNotify)
+ ret = SSL_SUCCESS;
+ else
+ ret = SSL_SHUTDOWN_NOT_DONE;
+
+ WOLFSSL_LEAVE("SSL_shutdown()", ret);
+ return ret;
+ }
+
+ /* call wolfSSL_shutdown again for bidirectional shutdown */
+ if (ssl->options.sentNotify && !ssl->options.closeNotify) {
+ ret = wolfSSL_read(ssl, &tmp, 0);
+ if (ret < 0) {
+ WOLFSSL_ERROR(ssl->error);
+ ret = SSL_FATAL_ERROR;
+ } else if (ssl->options.closeNotify) {
+ ssl->error = SSL_ERROR_SYSCALL; /* simulate OpenSSL behavior */
+ ret = SSL_SUCCESS;
+ }
+ }
+
+ WOLFSSL_LEAVE("SSL_shutdown()", ret);
+
+ return ret;
+}
+
+
+int wolfSSL_get_error(WOLFSSL* ssl, int ret)
+{
+ WOLFSSL_ENTER("SSL_get_error");
+
+ if (ret > 0)
+ return SSL_ERROR_NONE;
+ if (ssl == NULL)
+ return BAD_FUNC_ARG;
+
+ WOLFSSL_LEAVE("SSL_get_error", ssl->error);
+
+ /* make sure converted types are handled in SetErrorString() too */
+ if (ssl->error == WANT_READ)
+ return SSL_ERROR_WANT_READ; /* convert to OpenSSL type */
+ else if (ssl->error == WANT_WRITE)
+ return SSL_ERROR_WANT_WRITE; /* convert to OpenSSL type */
+ else if (ssl->error == ZERO_RETURN)
+ return SSL_ERROR_ZERO_RETURN; /* convert to OpenSSL type */
+ return ssl->error;
+}
+
+
+/* retrive alert history, SSL_SUCCESS on ok */
+int wolfSSL_get_alert_history(WOLFSSL* ssl, WOLFSSL_ALERT_HISTORY *h)
+{
+ if (ssl && h) {
+ *h = ssl->alert_history;
+ }
+ return SSL_SUCCESS;
+}
+
+
+/* return TRUE if current error is want read */
+int wolfSSL_want_read(WOLFSSL* ssl)
+{
+ WOLFSSL_ENTER("SSL_want_read");
+ if (ssl->error == WANT_READ)
+ return 1;
+
+ return 0;
+}
+
+
+/* return TRUE if current error is want write */
+int wolfSSL_want_write(WOLFSSL* ssl)
+{
+ WOLFSSL_ENTER("SSL_want_write");
+ if (ssl->error == WANT_WRITE)
+ return 1;
+
+ return 0;
+}
+
+
+char* wolfSSL_ERR_error_string(unsigned long errNumber, char* data)
+{
+ static const char* msg = "Please supply a buffer for error string";
+
+ WOLFSSL_ENTER("ERR_error_string");
+ if (data) {
+ SetErrorString((int)errNumber, data);
+ return data;
+ }
+
+ return (char*)msg;
+}
+
+
+void wolfSSL_ERR_error_string_n(unsigned long e, char* buf, unsigned long len)
+{
+ WOLFSSL_ENTER("wolfSSL_ERR_error_string_n");
+ if (len >= WOLFSSL_MAX_ERROR_SZ)
+ wolfSSL_ERR_error_string(e, buf);
+ else {
+ char tmp[WOLFSSL_MAX_ERROR_SZ];
+
+ WOLFSSL_MSG("Error buffer too short, truncating");
+ if (len) {
+ wolfSSL_ERR_error_string(e, tmp);
+ XMEMCPY(buf, tmp, len-1);
+ buf[len-1] = '\0';
+ }
+ }
+}
+
+
+/* don't free temporary arrays at end of handshake */
+void wolfSSL_KeepArrays(WOLFSSL* ssl)
+{
+ if (ssl)
+ ssl->options.saveArrays = 1;
+}
+
+
+/* user doesn't need temporary arrays anymore, Free */
+void wolfSSL_FreeArrays(WOLFSSL* ssl)
+{
+ if (ssl && ssl->options.handShakeState == HANDSHAKE_DONE) {
+ ssl->options.saveArrays = 0;
+ FreeArrays(ssl, 1);
+ }
+}
+
+
+const byte* wolfSSL_GetMacSecret(WOLFSSL* ssl, int verify)
+{
+ if (ssl == NULL)
+ return NULL;
+
+ if ( (ssl->options.side == WOLFSSL_CLIENT_END && !verify) ||
+ (ssl->options.side == WOLFSSL_SERVER_END && verify) )
+ return ssl->keys.client_write_MAC_secret;
+ else
+ return ssl->keys.server_write_MAC_secret;
+}
+
+
+#ifdef ATOMIC_USER
+
+void wolfSSL_CTX_SetMacEncryptCb(WOLFSSL_CTX* ctx, CallbackMacEncrypt cb)
+{
+ if (ctx)
+ ctx->MacEncryptCb = cb;
+}
+
+
+void wolfSSL_SetMacEncryptCtx(WOLFSSL* ssl, void *ctx)
+{
+ if (ssl)
+ ssl->MacEncryptCtx = ctx;
+}
+
+
+void* wolfSSL_GetMacEncryptCtx(WOLFSSL* ssl)
+{
+ if (ssl)
+ return ssl->MacEncryptCtx;
+
+ return NULL;
+}
+
+
+void wolfSSL_CTX_SetDecryptVerifyCb(WOLFSSL_CTX* ctx, CallbackDecryptVerify cb)
+{
+ if (ctx)
+ ctx->DecryptVerifyCb = cb;
+}
+
+
+void wolfSSL_SetDecryptVerifyCtx(WOLFSSL* ssl, void *ctx)
+{
+ if (ssl)
+ ssl->DecryptVerifyCtx = ctx;
+}
+
+
+void* wolfSSL_GetDecryptVerifyCtx(WOLFSSL* ssl)
+{
+ if (ssl)
+ return ssl->DecryptVerifyCtx;
+
+ return NULL;
+}
+
+
+const byte* wolfSSL_GetClientWriteKey(WOLFSSL* ssl)
+{
+ if (ssl)
+ return ssl->keys.client_write_key;
+
+ return NULL;
+}
+
+
+const byte* wolfSSL_GetClientWriteIV(WOLFSSL* ssl)
+{
+ if (ssl)
+ return ssl->keys.client_write_IV;
+
+ return NULL;
+}
+
+
+const byte* wolfSSL_GetServerWriteKey(WOLFSSL* ssl)
+{
+ if (ssl)
+ return ssl->keys.server_write_key;
+
+ return NULL;
+}
+
+
+const byte* wolfSSL_GetServerWriteIV(WOLFSSL* ssl)
+{
+ if (ssl)
+ return ssl->keys.server_write_IV;
+
+ return NULL;
+}
+
+
+int wolfSSL_GetKeySize(WOLFSSL* ssl)
+{
+ if (ssl)
+ return ssl->specs.key_size;
+
+ return BAD_FUNC_ARG;
+}
+
+
+int wolfSSL_GetIVSize(WOLFSSL* ssl)
+{
+ if (ssl)
+ return ssl->specs.iv_size;
+
+ return BAD_FUNC_ARG;
+}
+
+
+int wolfSSL_GetBulkCipher(WOLFSSL* ssl)
+{
+ if (ssl)
+ return ssl->specs.bulk_cipher_algorithm;
+
+ return BAD_FUNC_ARG;
+}
+
+
+int wolfSSL_GetCipherType(WOLFSSL* ssl)
+{
+ if (ssl == NULL)
+ return BAD_FUNC_ARG;
+
+ if (ssl->specs.cipher_type == block)
+ return WOLFSSL_BLOCK_TYPE;
+ if (ssl->specs.cipher_type == stream)
+ return WOLFSSL_STREAM_TYPE;
+ if (ssl->specs.cipher_type == aead)
+ return WOLFSSL_AEAD_TYPE;
+
+ return -1;
+}
+
+
+int wolfSSL_GetCipherBlockSize(WOLFSSL* ssl)
+{
+ if (ssl == NULL)
+ return BAD_FUNC_ARG;
+
+ return ssl->specs.block_size;
+}
+
+
+int wolfSSL_GetAeadMacSize(WOLFSSL* ssl)
+{
+ if (ssl == NULL)
+ return BAD_FUNC_ARG;
+
+ return ssl->specs.aead_mac_size;
+}
+
+
+int wolfSSL_IsTLSv1_1(WOLFSSL* ssl)
+{
+ if (ssl == NULL)
+ return BAD_FUNC_ARG;
+
+ if (ssl->options.tls1_1)
+ return 1;
+
+ return 0;
+}
+
+
+int wolfSSL_GetSide(WOLFSSL* ssl)
+{
+ if (ssl)
+ return ssl->options.side;
+
+ return BAD_FUNC_ARG;
+}
+
+
+int wolfSSL_GetHmacSize(WOLFSSL* ssl)
+{
+ /* AEAD ciphers don't have HMAC keys */
+ if (ssl)
+ return (ssl->specs.cipher_type != aead) ? ssl->specs.hash_size : 0;
+
+ return BAD_FUNC_ARG;
+}
+
+#endif /* ATOMIC_USER */
+
+#ifndef NO_CERTS
+
+int AllocDer(DerBuffer** pDer, word32 length, int type, void* heap)
+{
+ int ret = BAD_FUNC_ARG;
+ if (pDer) {
+ int dynType = 0;
+ DerBuffer* der;
+
+ /* Determine dynamic type */
+ switch (type) {
+ case CA_TYPE: dynType = DYNAMIC_TYPE_CA; break;
+ case CERT_TYPE: dynType = DYNAMIC_TYPE_CERT; break;
+ case CRL_TYPE: dynType = DYNAMIC_TYPE_CRL; break;
+ case DSA_TYPE: dynType = DYNAMIC_TYPE_DSA; break;
+ case ECC_TYPE: dynType = DYNAMIC_TYPE_ECC; break;
+ case RSA_TYPE: dynType = DYNAMIC_TYPE_RSA; break;
+ default: dynType = DYNAMIC_TYPE_KEY; break;
+ }
+
+ /* Setup new buffer */
+ *pDer = (DerBuffer*)XMALLOC(sizeof(DerBuffer) + length, heap, dynType);
+ if (*pDer == NULL) {
+ return MEMORY_ERROR;
+ }
+
+ der = *pDer;
+ der->type = type;
+ der->dynType = dynType; /* Cache this for FreeDer */
+ der->heap = heap;
+ der->buffer = (byte*)der + sizeof(DerBuffer);
+ der->length = length;
+ ret = 0; /* Success */
+ }
+ return ret;
+}
+
+void FreeDer(DerBuffer** pDer)
+{
+ if (pDer && *pDer)
+ {
+ DerBuffer* der = (DerBuffer*)*pDer;
+
+ /* ForceZero private keys */
+ if (der->type == PRIVATEKEY_TYPE) {
+ ForceZero(der->buffer, der->length);
+ }
+ der->buffer = NULL;
+ der->length = 0;
+ XFREE(der, der->heap, der->dynType);
+
+ *pDer = NULL;
+ }
+}
+
+WOLFSSL_CERT_MANAGER* wolfSSL_CertManagerNew(void)
+{
+ WOLFSSL_CERT_MANAGER* cm = NULL;
+
+ WOLFSSL_ENTER("wolfSSL_CertManagerNew");
+
+ cm = (WOLFSSL_CERT_MANAGER*) XMALLOC(sizeof(WOLFSSL_CERT_MANAGER), 0,
+ DYNAMIC_TYPE_CERT_MANAGER);
+ if (cm) {
+ XMEMSET(cm, 0, sizeof(WOLFSSL_CERT_MANAGER));
+
+ if (InitMutex(&cm->caLock) != 0) {
+ WOLFSSL_MSG("Bad mutex init");
+ wolfSSL_CertManagerFree(cm);
+ return NULL;
+ }
+
+ #ifdef WOLFSSL_TRUST_PEER_CERT
+ if (InitMutex(&cm->tpLock) != 0) {
+ WOLFSSL_MSG("Bad mutex init");
+ wolfSSL_CertManagerFree(cm);
+ return NULL;
+ }
+ #endif
+ }
+
+ return cm;
+}
+
+
+void wolfSSL_CertManagerFree(WOLFSSL_CERT_MANAGER* cm)
+{
+ WOLFSSL_ENTER("wolfSSL_CertManagerFree");
+
+ if (cm) {
+ #ifdef HAVE_CRL
+ if (cm->crl)
+ FreeCRL(cm->crl, 1);
+ #endif
+ #ifdef HAVE_OCSP
+ if (cm->ocsp)
+ FreeOCSP(cm->ocsp, 1);
+ #if defined(HAVE_CERTIFICATE_STATUS_REQUEST) \
+ || defined(HAVE_CERTIFICATE_STATUS_REQUEST_V2)
+ if (cm->ocsp_stapling)
+ FreeOCSP(cm->ocsp_stapling, 1);
+ #endif
+ #endif
+ FreeSignerTable(cm->caTable, CA_TABLE_SIZE, NULL);
+ FreeMutex(&cm->caLock);
+
+ #ifdef WOLFSSL_TRUST_PEER_CERT
+ FreeTrustedPeerTable(cm->tpTable, TP_TABLE_SIZE, NULL);
+ FreeMutex(&cm->tpLock);
+ #endif
+
+ XFREE(cm, NULL, DYNAMIC_TYPE_CERT_MANAGER);
+ }
+
+}
+
+
+/* Unload the CA signer list */
+int wolfSSL_CertManagerUnloadCAs(WOLFSSL_CERT_MANAGER* cm)
+{
+ WOLFSSL_ENTER("wolfSSL_CertManagerUnloadCAs");
+
+ if (cm == NULL)
+ return BAD_FUNC_ARG;
+
+ if (LockMutex(&cm->caLock) != 0)
+ return BAD_MUTEX_E;
+
+ FreeSignerTable(cm->caTable, CA_TABLE_SIZE, NULL);
+
+ UnLockMutex(&cm->caLock);
+
+
+ return SSL_SUCCESS;
+}
+
+
+#ifdef WOLFSSL_TRUST_PEER_CERT
+int wolfSSL_CertManagerUnload_trust_peers(WOLFSSL_CERT_MANAGER* cm)
+{
+ WOLFSSL_ENTER("wolfSSL_CertManagerUnload_trust_peers");
+
+ if (cm == NULL)
+ return BAD_FUNC_ARG;
+
+ if (LockMutex(&cm->tpLock) != 0)
+ return BAD_MUTEX_E;
+
+ FreeTrustedPeerTable(cm->tpTable, TP_TABLE_SIZE, NULL);
+
+ UnLockMutex(&cm->tpLock);
+
+
+ return SSL_SUCCESS;
+}
+#endif /* WOLFSSL_TRUST_PEER_CERT */
+
+
+/* Return bytes written to buff or < 0 for error */
+int wolfSSL_CertPemToDer(const unsigned char* pem, int pemSz,
+ unsigned char* buff, int buffSz, int type)
+{
+ int eccKey = 0;
+ int ret;
+ DerBuffer* der = NULL;
+#ifdef WOLFSSL_SMALL_STACK
+ EncryptedInfo* info = NULL;
+#else
+ EncryptedInfo info[1];
+#endif
+
+ WOLFSSL_ENTER("wolfSSL_CertPemToDer");
+
+ if (pem == NULL || buff == NULL || buffSz <= 0) {
+ WOLFSSL_MSG("Bad pem der args");
+ return BAD_FUNC_ARG;
+ }
+
+ if (type != CERT_TYPE && type != CA_TYPE && type != CERTREQ_TYPE) {
+ WOLFSSL_MSG("Bad cert type");
+ return BAD_FUNC_ARG;
+ }
+
+#ifdef WOLFSSL_SMALL_STACK
+ info = (EncryptedInfo*)XMALLOC(sizeof(EncryptedInfo), NULL,
+ DYNAMIC_TYPE_TMP_BUFFER);
+ if (info == NULL)
+ return MEMORY_E;
+#endif
+
+ info->set = 0;
+ info->ctx = NULL;
+ info->consumed = 0;
+
+ ret = PemToDer(pem, pemSz, type, &der, NULL, info, &eccKey);
+
+#ifdef WOLFSSL_SMALL_STACK
+ XFREE(info, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+#endif
+
+ if (ret < 0) {
+ WOLFSSL_MSG("Bad Pem To Der");
+ }
+ else {
+ if (der->length <= (word32)buffSz) {
+ XMEMCPY(buff, der->buffer, der->length);
+ ret = der->length;
+ }
+ else {
+ WOLFSSL_MSG("Bad der length");
+ ret = BAD_FUNC_ARG;
+ }
+ }
+
+ FreeDer(&der);
+ return ret;
+}
+
+
+#if defined(OPENSSL_EXTRA) || defined(HAVE_WEBSERVER)
+
+static const char *EVP_AES_128_CBC = "AES-128-CBC";
+static const char *EVP_AES_192_CBC = "AES-192-CBC";
+static const char *EVP_AES_256_CBC = "AES-256-CBC";
+#if defined(OPENSSL_EXTRA)
+ static const char *EVP_AES_128_CTR = "AES-128-CTR";
+ static const char *EVP_AES_192_CTR = "AES-192-CTR";
+ static const char *EVP_AES_256_CTR = "AES-256-CTR";
+#endif
+static const int EVP_AES_SIZE = 11;
+
+static const char *EVP_DES_CBC = "DES-CBC";
+static const int EVP_DES_SIZE = 7;
+
+static const char *EVP_DES_EDE3_CBC = "DES-EDE3-CBC";
+static const int EVP_DES_EDE3_SIZE = 12;
+
+#ifdef HAVE_IDEA
+static const char *EVP_IDEA_CBC = "IDEA-CBC";
+static const int EVP_IDEA_SIZE = 8;
+#endif
+
+/* our KeyPemToDer password callback, password in userData */
+static INLINE int OurPasswordCb(char* passwd, int sz, int rw, void* userdata)
+{
+ (void)rw;
+
+ if (userdata == NULL)
+ return 0;
+
+ XSTRNCPY(passwd, (char*)userdata, sz);
+ return min((word32)sz, (word32)XSTRLEN((char*)userdata));
+}
+
+#endif /* OPENSSL_EXTRA || HAVE_WEBSERVER */
+
+
+/* Return bytes written to buff or < 0 for error */
+int wolfSSL_KeyPemToDer(const unsigned char* pem, int pemSz,
+ unsigned char* buff, int buffSz, const char* pass)
+{
+ int eccKey = 0;
+ int ret;
+ DerBuffer* der = NULL;
+#ifdef WOLFSSL_SMALL_STACK
+ EncryptedInfo* info = NULL;
+#else
+ EncryptedInfo info[1];
+#endif
+
+ WOLFSSL_ENTER("wolfSSL_KeyPemToDer");
+
+ if (pem == NULL || buff == NULL || buffSz <= 0) {
+ WOLFSSL_MSG("Bad pem der args");
+ return BAD_FUNC_ARG;
+ }
+
+#ifdef WOLFSSL_SMALL_STACK
+ info = (EncryptedInfo*)XMALLOC(sizeof(EncryptedInfo), NULL,
+ DYNAMIC_TYPE_TMP_BUFFER);
+ if (info == NULL)
+ return MEMORY_E;
+#endif
+
+ info->set = 0;
+ info->ctx = NULL;
+ info->consumed = 0;
+
+#if defined(OPENSSL_EXTRA) || defined(HAVE_WEBSERVER)
+ if (pass) {
+ info->ctx = wolfSSL_CTX_new(wolfSSLv23_client_method());
+ if (info->ctx == NULL) {
+ #ifdef WOLFSSL_SMALL_STACK
+ XFREE(info, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ #endif
+ return MEMORY_E;
+ }
+
+ wolfSSL_CTX_set_default_passwd_cb(info->ctx, OurPasswordCb);
+ wolfSSL_CTX_set_default_passwd_cb_userdata(info->ctx, (void*)pass);
+ }
+#else
+ (void)pass;
+#endif
+
+ ret = PemToDer(pem, pemSz, PRIVATEKEY_TYPE, &der, NULL, info, &eccKey);
+
+ if (info->ctx)
+ wolfSSL_CTX_free(info->ctx);
+
+#ifdef WOLFSSL_SMALL_STACK
+ XFREE(info, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+#endif
+
+ if (ret < 0) {
+ WOLFSSL_MSG("Bad Pem To Der");
+ }
+ else {
+ if (der->length <= (word32)buffSz) {
+ XMEMCPY(buff, der->buffer, der->length);
+ ret = der->length;
+ }
+ else {
+ WOLFSSL_MSG("Bad der length");
+ ret = BAD_FUNC_ARG;
+ }
+ }
+
+ FreeDer(&der);
+ return ret;
+}
+
+#endif /* !NO_CERTS */
+
+
+
+#if !defined(NO_FILESYSTEM) && !defined(NO_STDIO_FILESYSTEM)
+
+void wolfSSL_ERR_print_errors_fp(FILE* fp, int err)
+{
+ char data[WOLFSSL_MAX_ERROR_SZ + 1];
+
+ WOLFSSL_ENTER("wolfSSL_ERR_print_errors_fp");
+ SetErrorString(err, data);
+ fprintf(fp, "%s", data);
+}
+
+#endif
+
+
+int wolfSSL_pending(WOLFSSL* ssl)
+{
+ WOLFSSL_ENTER("SSL_pending");
+ return ssl->buffers.clearOutputBuffer.length;
+}
+
+
+#ifndef WOLFSSL_LEANPSK
+/* turn on handshake group messages for context */
+int wolfSSL_CTX_set_group_messages(WOLFSSL_CTX* ctx)
+{
+ if (ctx == NULL)
+ return BAD_FUNC_ARG;
+
+ ctx->groupMessages = 1;
+
+ return SSL_SUCCESS;
+}
+#endif
+
+
+#ifndef NO_WOLFSSL_CLIENT
+/* connect enough to get peer cert chain */
+int wolfSSL_connect_cert(WOLFSSL* ssl)
+{
+ int ret;
+
+ if (ssl == NULL)
+ return SSL_FAILURE;
+
+ ssl->options.certOnly = 1;
+ ret = wolfSSL_connect(ssl);
+ ssl->options.certOnly = 0;
+
+ return ret;
+}
+#endif
+
+
+#ifndef WOLFSSL_LEANPSK
+/* turn on handshake group messages for ssl object */
+int wolfSSL_set_group_messages(WOLFSSL* ssl)
+{
+ if (ssl == NULL)
+ return BAD_FUNC_ARG;
+
+ ssl->options.groupMessages = 1;
+
+ return SSL_SUCCESS;
+}
+
+
+/* make minVersion the internal equivalent SSL version */
+static int SetMinVersionHelper(byte* minVersion, int version)
+{
+ switch (version) {
+#if defined(WOLFSSL_ALLOW_SSLV3) && !defined(NO_OLD_TLS)
+ case WOLFSSL_SSLV3:
+ *minVersion = SSLv3_MINOR;
+ break;
+#endif
+
+#ifndef NO_TLS
+ #ifndef NO_OLD_TLS
+ case WOLFSSL_TLSV1:
+ *minVersion = TLSv1_MINOR;
+ break;
+
+ case WOLFSSL_TLSV1_1:
+ *minVersion = TLSv1_1_MINOR;
+ break;
+ #endif
+ case WOLFSSL_TLSV1_2:
+ *minVersion = TLSv1_2_MINOR;
+ break;
+#endif
+
+ default:
+ WOLFSSL_MSG("Bad function argument");
+ return BAD_FUNC_ARG;
+ }
+
+ return SSL_SUCCESS;
+}
+
+
+/* Set minimum downgrade version allowed, SSL_SUCCESS on ok */
+int wolfSSL_CTX_SetMinVersion(WOLFSSL_CTX* ctx, int version)
+{
+ WOLFSSL_ENTER("wolfSSL_CTX_SetMinVersion");
+
+ if (ctx == NULL) {
+ WOLFSSL_MSG("Bad function argument");
+ return BAD_FUNC_ARG;
+ }
+
+ return SetMinVersionHelper(&ctx->minDowngrade, version);
+}
+
+
+/* Set minimum downgrade version allowed, SSL_SUCCESS on ok */
+int wolfSSL_SetMinVersion(WOLFSSL* ssl, int version)
+{
+ WOLFSSL_ENTER("wolfSSL_SetMinVersion");
+
+ if (ssl == NULL) {
+ WOLFSSL_MSG("Bad function argument");
+ return BAD_FUNC_ARG;
+ }
+
+ return SetMinVersionHelper(&ssl->options.minDowngrade, version);
+}
+
+
+int wolfSSL_SetVersion(WOLFSSL* ssl, int version)
+{
+ word16 haveRSA = 1;
+ word16 havePSK = 0;
+
+ WOLFSSL_ENTER("wolfSSL_SetVersion");
+
+ if (ssl == NULL) {
+ WOLFSSL_MSG("Bad function argument");
+ return BAD_FUNC_ARG;
+ }
+
+ switch (version) {
+#if defined(WOLFSSL_ALLOW_SSLV3) && !defined(NO_OLD_TLS)
+ case WOLFSSL_SSLV3:
+ ssl->version = MakeSSLv3();
+ break;
+#endif
+
+#ifndef NO_TLS
+ #ifndef NO_OLD_TLS
+ case WOLFSSL_TLSV1:
+ ssl->version = MakeTLSv1();
+ break;
+
+ case WOLFSSL_TLSV1_1:
+ ssl->version = MakeTLSv1_1();
+ break;
+ #endif
+ case WOLFSSL_TLSV1_2:
+ ssl->version = MakeTLSv1_2();
+ break;
+#endif
+
+ default:
+ WOLFSSL_MSG("Bad function argument");
+ return BAD_FUNC_ARG;
+ }
+
+ #ifdef NO_RSA
+ haveRSA = 0;
+ #endif
+ #ifndef NO_PSK
+ havePSK = ssl->options.havePSK;
+ #endif
+
+ InitSuites(ssl->suites, ssl->version, haveRSA, havePSK, ssl->options.haveDH,
+ ssl->options.haveNTRU, ssl->options.haveECDSAsig,
+ ssl->options.haveECC, ssl->options.haveStaticECC,
+ ssl->options.side);
+
+ return SSL_SUCCESS;
+}
+#endif /* !leanpsk */
+
+
+#if !defined(NO_CERTS) || !defined(NO_SESSION_CACHE)
+
+/* Make a work from the front of random hash */
+static INLINE word32 MakeWordFromHash(const byte* hashID)
+{
+ return (hashID[0] << 24) | (hashID[1] << 16) | (hashID[2] << 8) |
+ hashID[3];
+}
+
+#endif /* !NO_CERTS || !NO_SESSION_CACHE */
+
+
+#ifndef NO_CERTS
+
+/* hash is the SHA digest of name, just use first 32 bits as hash */
+static INLINE word32 HashSigner(const byte* hash)
+{
+ return MakeWordFromHash(hash) % CA_TABLE_SIZE;
+}
+
+
+/* does CA already exist on signer list */
+int AlreadySigner(WOLFSSL_CERT_MANAGER* cm, byte* hash)
+{
+ Signer* signers;
+ int ret = 0;
+ word32 row = HashSigner(hash);
+
+ if (LockMutex(&cm->caLock) != 0)
+ return ret;
+ signers = cm->caTable[row];
+ while (signers) {
+ byte* subjectHash;
+ #ifndef NO_SKID
+ subjectHash = signers->subjectKeyIdHash;
+ #else
+ subjectHash = signers->subjectNameHash;
+ #endif
+ if (XMEMCMP(hash, subjectHash, SIGNER_DIGEST_SIZE) == 0) {
+ ret = 1;
+ break;
+ }
+ signers = signers->next;
+ }
+ UnLockMutex(&cm->caLock);
+
+ return ret;
+}
+
+
+#ifdef WOLFSSL_TRUST_PEER_CERT
+/* hash is the SHA digest of name, just use first 32 bits as hash */
+static INLINE word32 TrustedPeerHashSigner(const byte* hash)
+{
+ return MakeWordFromHash(hash) % TP_TABLE_SIZE;
+}
+
+/* does trusted peer already exist on signer list */
+int AlreadyTrustedPeer(WOLFSSL_CERT_MANAGER* cm, byte* hash)
+{
+ TrustedPeerCert* tp;
+ int ret = 0;
+ word32 row = TrustedPeerHashSigner(hash);
+
+ if (LockMutex(&cm->tpLock) != 0)
+ return ret;
+ tp = cm->tpTable[row];
+ while (tp) {
+ byte* subjectHash;
+ #ifndef NO_SKID
+ subjectHash = tp->subjectKeyIdHash;
+ #else
+ subjectHash = tp->subjectNameHash;
+ #endif
+ if (XMEMCMP(hash, subjectHash, SIGNER_DIGEST_SIZE) == 0) {
+ ret = 1;
+ break;
+ }
+ tp = tp->next;
+ }
+ UnLockMutex(&cm->tpLock);
+
+ return ret;
+}
+
+
+/* return Trusted Peer if found, otherwise NULL
+ type is what to match on
+ */
+TrustedPeerCert* GetTrustedPeer(void* vp, byte* hash, int type)
+{
+ WOLFSSL_CERT_MANAGER* cm = (WOLFSSL_CERT_MANAGER*)vp;
+ TrustedPeerCert* ret = NULL;
+ TrustedPeerCert* tp = NULL;
+ word32 row;
+
+ if (cm == NULL || hash == NULL)
+ return NULL;
+
+ row = TrustedPeerHashSigner(hash);
+
+ if (LockMutex(&cm->tpLock) != 0)
+ return ret;
+
+ tp = cm->tpTable[row];
+ while (tp) {
+ byte* subjectHash;
+ switch (type) {
+ #ifndef NO_SKID
+ case WC_MATCH_SKID:
+ subjectHash = tp->subjectKeyIdHash;
+ break;
+ #endif
+ case WC_MATCH_NAME:
+ subjectHash = tp->subjectNameHash;
+ break;
+ default:
+ WOLFSSL_MSG("Unknown search type");
+ UnLockMutex(&cm->tpLock);
+ return NULL;
+ }
+ if (XMEMCMP(hash, subjectHash, SIGNER_DIGEST_SIZE) == 0) {
+ ret = tp;
+ break;
+ }
+ tp = tp->next;
+ }
+ UnLockMutex(&cm->tpLock);
+
+ return ret;
+}
+
+
+int MatchTrustedPeer(TrustedPeerCert* tp, DecodedCert* cert)
+{
+ if (tp == NULL || cert == NULL)
+ return BAD_FUNC_ARG;
+
+ /* subject key id or subject hash has been compared when searching
+ tpTable for the cert from function GetTrustedPeer */
+
+ /* compare signatures */
+ if (tp->sigLen == cert->sigLength) {
+ if (XMEMCMP(tp->sig, cert->signature, cert->sigLength)) {
+ return SSL_FAILURE;
+ }
+ }
+ else {
+ return SSL_FAILURE;
+ }
+
+ return SSL_SUCCESS;
+}
+#endif /* WOLFSSL_TRUST_PEER_CERT */
+
+
+/* return CA if found, otherwise NULL */
+Signer* GetCA(void* vp, byte* hash)
+{
+ WOLFSSL_CERT_MANAGER* cm = (WOLFSSL_CERT_MANAGER*)vp;
+ Signer* ret = NULL;
+ Signer* signers;
+ word32 row = HashSigner(hash);
+
+ if (cm == NULL)
+ return NULL;
+
+ if (LockMutex(&cm->caLock) != 0)
+ return ret;
+
+ signers = cm->caTable[row];
+ while (signers) {
+ byte* subjectHash;
+ #ifndef NO_SKID
+ subjectHash = signers->subjectKeyIdHash;
+ #else
+ subjectHash = signers->subjectNameHash;
+ #endif
+ if (XMEMCMP(hash, subjectHash, SIGNER_DIGEST_SIZE) == 0) {
+ ret = signers;
+ break;
+ }
+ signers = signers->next;
+ }
+ UnLockMutex(&cm->caLock);
+
+ return ret;
+}
+
+
+#ifndef NO_SKID
+/* return CA if found, otherwise NULL. Walk through hash table. */
+Signer* GetCAByName(void* vp, byte* hash)
+{
+ WOLFSSL_CERT_MANAGER* cm = (WOLFSSL_CERT_MANAGER*)vp;
+ Signer* ret = NULL;
+ Signer* signers;
+ word32 row;
+
+ if (cm == NULL)
+ return NULL;
+
+ if (LockMutex(&cm->caLock) != 0)
+ return ret;
+
+ for (row = 0; row < CA_TABLE_SIZE && ret == NULL; row++) {
+ signers = cm->caTable[row];
+ while (signers && ret == NULL) {
+ if (XMEMCMP(hash, signers->subjectNameHash,
+ SIGNER_DIGEST_SIZE) == 0) {
+ ret = signers;
+ }
+ signers = signers->next;
+ }
+ }
+ UnLockMutex(&cm->caLock);
+
+ return ret;
+}
+#endif
+
+
+#ifdef WOLFSSL_TRUST_PEER_CERT
+/* add a trusted peer cert to linked list */
+int AddTrustedPeer(WOLFSSL_CERT_MANAGER* cm, DerBuffer** pDer, int verify)
+{
+ int ret, row;
+ TrustedPeerCert* peerCert;
+ DecodedCert* cert = NULL;
+ DerBuffer* der = *pDer;
+ byte* subjectHash = NULL;
+
+ WOLFSSL_MSG("Adding a Trusted Peer Cert");
+
+ cert = (DecodedCert*)XMALLOC(sizeof(DecodedCert), NULL,
+ DYNAMIC_TYPE_TMP_BUFFER);
+ if (cert == NULL)
+ return MEMORY_E;
+
+ InitDecodedCert(cert, der->buffer, der->length, cm->heap);
+ if ((ret = ParseCert(cert, TRUSTED_PEER_TYPE, verify, cm)) != 0) {
+ XFREE(cert, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ return ret;
+ }
+ WOLFSSL_MSG(" Parsed new trusted peer cert");
+
+ peerCert = (TrustedPeerCert*)XMALLOC(sizeof(TrustedPeerCert), NULL,
+ DYNAMIC_TYPE_CERT);
+ if (peerCert == NULL) {
+ FreeDecodedCert(cert);
+ XFREE(cert, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ return MEMORY_E;
+ }
+ XMEMSET(peerCert, 0, sizeof(TrustedPeerCert));
+
+#ifndef NO_SKID
+ if (cert->extAuthKeyIdSet) {
+ subjectHash = cert->extSubjKeyId;
+ }
+ else {
+ subjectHash = cert->subjectHash;
+ }
+#else
+ subjectHash = cert->subjectHash;
+#endif
+
+ #ifndef IGNORE_NAME_CONSTRAINTS
+ if (peerCert->permittedNames)
+ FreeNameSubtrees(peerCert->permittedNames, cm->heap);
+ if (peerCert->excludedNames)
+ FreeNameSubtrees(peerCert->excludedNames, cm->heap);
+ #endif
+
+ if (AlreadyTrustedPeer(cm, subjectHash)) {
+ WOLFSSL_MSG(" Already have this CA, not adding again");
+ (void)ret;
+ }
+ else {
+ /* add trusted peer signature */
+ peerCert->sigLen = cert->sigLength;
+ peerCert->sig = XMALLOC(cert->sigLength, cm->heap,
+ DYNAMIC_TYPE_SIGNATURE);
+ if (peerCert->sig == NULL) {
+ FreeDecodedCert(cert);
+ XFREE(cert, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ FreeTrustedPeer(peerCert, cm->heap);
+ return MEMORY_E;
+ }
+ XMEMCPY(peerCert->sig, cert->signature, cert->sigLength);
+
+ /* add trusted peer name */
+ peerCert->nameLen = cert->subjectCNLen;
+ peerCert->name = cert->subjectCN;
+ #ifndef IGNORE_NAME_CONSTRAINTS
+ peerCert->permittedNames = cert->permittedNames;
+ peerCert->excludedNames = cert->excludedNames;
+ #endif
+
+ /* add SKID when available and hash of name */
+ #ifndef NO_SKID
+ XMEMCPY(peerCert->subjectKeyIdHash, cert->extSubjKeyId,
+ SIGNER_DIGEST_SIZE);
+ #endif
+ XMEMCPY(peerCert->subjectNameHash, cert->subjectHash,
+ SIGNER_DIGEST_SIZE);
+ peerCert->next = NULL; /* If Key Usage not set, all uses valid. */
+ cert->subjectCN = 0;
+ #ifndef IGNORE_NAME_CONSTRAINTS
+ cert->permittedNames = NULL;
+ cert->excludedNames = NULL;
+ #endif
+
+ #ifndef NO_SKID
+ if (cert->extAuthKeyIdSet) {
+ row = TrustedPeerHashSigner(peerCert->subjectKeyIdHash);
+ }
+ else {
+ row = TrustedPeerHashSigner(peerCert->subjectNameHash);
+ }
+ #else
+ row = TrustedPeerHashSigner(peerCert->subjectNameHash);
+ #endif
+
+ if (LockMutex(&cm->tpLock) == 0) {
+ peerCert->next = cm->tpTable[row];
+ cm->tpTable[row] = peerCert; /* takes ownership */
+ UnLockMutex(&cm->tpLock);
+ }
+ else {
+ WOLFSSL_MSG(" Trusted Peer Cert Mutex Lock failed");
+ FreeDecodedCert(cert);
+ XFREE(cert, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ FreeTrustedPeer(peerCert, cm->heap);
+ return BAD_MUTEX_E;
+ }
+ }
+
+ WOLFSSL_MSG(" Freeing parsed trusted peer cert");
+ FreeDecodedCert(cert);
+ XFREE(cert, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ WOLFSSL_MSG(" Freeing der trusted peer cert");
+ FreeDer(&der);
+ WOLFSSL_MSG(" OK Freeing der trusted peer cert");
+ WOLFSSL_LEAVE("AddTrustedPeer", ret);
+
+ return SSL_SUCCESS;
+}
+#endif /* WOLFSSL_TRUST_PEER_CERT */
+
+
+/* owns der, internal now uses too */
+/* type flag ids from user or from chain received during verify
+ don't allow chain ones to be added w/o isCA extension */
+int AddCA(WOLFSSL_CERT_MANAGER* cm, DerBuffer** pDer, int type, int verify)
+{
+ int ret;
+ Signer* signer = 0;
+ word32 row;
+ byte* subjectHash;
+#ifdef WOLFSSL_SMALL_STACK
+ DecodedCert* cert = NULL;
+#else
+ DecodedCert cert[1];
+#endif
+ DerBuffer* der = *pDer;
+
+ WOLFSSL_MSG("Adding a CA");
+
+#ifdef WOLFSSL_SMALL_STACK
+ cert = (DecodedCert*)XMALLOC(sizeof(DecodedCert), NULL,
+ DYNAMIC_TYPE_TMP_BUFFER);
+ if (cert == NULL)
+ return MEMORY_E;
+#endif
+
+ InitDecodedCert(cert, der->buffer, der->length, cm->heap);
+ ret = ParseCert(cert, CA_TYPE, verify, cm);
+ WOLFSSL_MSG(" Parsed new CA");
+
+#ifndef NO_SKID
+ subjectHash = cert->extSubjKeyId;
+#else
+ subjectHash = cert->subjectHash;
+#endif
+
+ if (ret == 0 && cert->isCA == 0 && type != WOLFSSL_USER_CA) {
+ WOLFSSL_MSG(" Can't add as CA if not actually one");
+ ret = NOT_CA_ERROR;
+ }
+#ifndef ALLOW_INVALID_CERTSIGN
+ else if (ret == 0 && cert->isCA == 1 && type != WOLFSSL_USER_CA &&
+ (cert->extKeyUsage & KEYUSE_KEY_CERT_SIGN) == 0) {
+ /* Intermediate CA certs are required to have the keyCertSign
+ * extension set. User loaded root certs are not. */
+ WOLFSSL_MSG(" Doesn't have key usage certificate signing");
+ ret = NOT_CA_ERROR;
+ }
+#endif
+ else if (ret == 0 && AlreadySigner(cm, subjectHash)) {
+ WOLFSSL_MSG(" Already have this CA, not adding again");
+ (void)ret;
+ }
+ else if (ret == 0) {
+ /* take over signer parts */
+ signer = MakeSigner(cm->heap);
+ if (!signer)
+ ret = MEMORY_ERROR;
+ else {
+ signer->keyOID = cert->keyOID;
+ signer->publicKey = cert->publicKey;
+ signer->pubKeySize = cert->pubKeySize;
+ signer->nameLen = cert->subjectCNLen;
+ signer->name = cert->subjectCN;
+ #ifndef IGNORE_NAME_CONSTRAINTS
+ signer->permittedNames = cert->permittedNames;
+ signer->excludedNames = cert->excludedNames;
+ #endif
+ #ifndef NO_SKID
+ XMEMCPY(signer->subjectKeyIdHash, cert->extSubjKeyId,
+ SIGNER_DIGEST_SIZE);
+ #endif
+ XMEMCPY(signer->subjectNameHash, cert->subjectHash,
+ SIGNER_DIGEST_SIZE);
+ signer->keyUsage = cert->extKeyUsageSet ? cert->extKeyUsage
+ : 0xFFFF;
+ signer->next = NULL; /* If Key Usage not set, all uses valid. */
+ cert->publicKey = 0; /* in case lock fails don't free here. */
+ cert->subjectCN = 0;
+ #ifndef IGNORE_NAME_CONSTRAINTS
+ cert->permittedNames = NULL;
+ cert->excludedNames = NULL;
+ #endif
+
+ #ifndef NO_SKID
+ row = HashSigner(signer->subjectKeyIdHash);
+ #else
+ row = HashSigner(signer->subjectNameHash);
+ #endif
+
+ if (LockMutex(&cm->caLock) == 0) {
+ signer->next = cm->caTable[row];
+ cm->caTable[row] = signer; /* takes ownership */
+ UnLockMutex(&cm->caLock);
+ if (cm->caCacheCallback)
+ cm->caCacheCallback(der->buffer, (int)der->length, type);
+ }
+ else {
+ WOLFSSL_MSG(" CA Mutex Lock failed");
+ ret = BAD_MUTEX_E;
+ FreeSigner(signer, cm->heap);
+ }
+ }
+ }
+
+ WOLFSSL_MSG(" Freeing Parsed CA");
+ FreeDecodedCert(cert);
+#ifdef WOLFSSL_SMALL_STACK
+ XFREE(cert, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+#endif
+ WOLFSSL_MSG(" Freeing der CA");
+ FreeDer(pDer);
+ WOLFSSL_MSG(" OK Freeing der CA");
+
+ WOLFSSL_LEAVE("AddCA", ret);
+
+ return ret == 0 ? SSL_SUCCESS : ret;
+}
+
+#endif /* !NO_CERTS */
+
+
+#ifndef NO_SESSION_CACHE
+
+ /* basic config gives a cache with 33 sessions, adequate for clients and
+ embedded servers
+
+ MEDIUM_SESSION_CACHE allows 1055 sessions, adequate for servers that
+ aren't under heavy load, basically allows 200 new sessions per minute
+
+ BIG_SESSION_CACHE yields 20,027 sessions
+
+ HUGE_SESSION_CACHE yields 65,791 sessions, for servers under heavy load,
+ allows over 13,000 new sessions per minute or over 200 new sessions per
+ second
+
+ SMALL_SESSION_CACHE only stores 6 sessions, good for embedded clients
+ or systems where the default of nearly 3kB is too much RAM, this define
+ uses less than 500 bytes RAM
+
+ default SESSION_CACHE stores 33 sessions (no XXX_SESSION_CACHE defined)
+ */
+ #ifdef HUGE_SESSION_CACHE
+ #define SESSIONS_PER_ROW 11
+ #define SESSION_ROWS 5981
+ #elif defined(BIG_SESSION_CACHE)
+ #define SESSIONS_PER_ROW 7
+ #define SESSION_ROWS 2861
+ #elif defined(MEDIUM_SESSION_CACHE)
+ #define SESSIONS_PER_ROW 5
+ #define SESSION_ROWS 211
+ #elif defined(SMALL_SESSION_CACHE)
+ #define SESSIONS_PER_ROW 2
+ #define SESSION_ROWS 3
+ #else
+ #define SESSIONS_PER_ROW 3
+ #define SESSION_ROWS 11
+ #endif
+
+ typedef struct SessionRow {
+ int nextIdx; /* where to place next one */
+ int totalCount; /* sessions ever on this row */
+ WOLFSSL_SESSION Sessions[SESSIONS_PER_ROW];
+ } SessionRow;
+
+ static SessionRow SessionCache[SESSION_ROWS];
+
+ #if defined(WOLFSSL_SESSION_STATS) && defined(WOLFSSL_PEAK_SESSIONS)
+ static word32 PeakSessions;
+ #endif
+
+ static wolfSSL_Mutex session_mutex; /* SessionCache mutex */
+
+ #ifndef NO_CLIENT_CACHE
+
+ typedef struct ClientSession {
+ word16 serverRow; /* SessionCache Row id */
+ word16 serverIdx; /* SessionCache Idx (column) */
+ } ClientSession;
+
+ typedef struct ClientRow {
+ int nextIdx; /* where to place next one */
+ int totalCount; /* sessions ever on this row */
+ ClientSession Clients[SESSIONS_PER_ROW];
+ } ClientRow;
+
+ static ClientRow ClientCache[SESSION_ROWS]; /* Client Cache */
+ /* uses session mutex */
+ #endif /* NO_CLIENT_CACHE */
+
+#endif /* NO_SESSION_CACHE */
+
+int wolfSSL_Init(void)
+{
+ WOLFSSL_ENTER("wolfSSL_Init");
+
+ if (initRefCount == 0) {
+ /* Initialize crypto for use with TLS connection */
+ if (wolfCrypt_Init() != 0) {
+ WOLFSSL_MSG("Bad wolfCrypt Init");
+ return WC_INIT_E;
+ }
+#ifndef NO_SESSION_CACHE
+ if (InitMutex(&session_mutex) != 0) {
+ WOLFSSL_MSG("Bad Init Mutex session");
+ return BAD_MUTEX_E;
+ }
+#endif
+ if (InitMutex(&count_mutex) != 0) {
+ WOLFSSL_MSG("Bad Init Mutex count");
+ return BAD_MUTEX_E;
+ }
+ }
+
+ if (LockMutex(&count_mutex) != 0) {
+ WOLFSSL_MSG("Bad Lock Mutex count");
+ return BAD_MUTEX_E;
+ }
+
+ initRefCount++;
+ UnLockMutex(&count_mutex);
+
+ return SSL_SUCCESS;
+}
+
+
+#if defined(OPENSSL_EXTRA) || defined(HAVE_WEBSERVER)
+
+/* SSL_SUCCESS if ok, <= 0 else */
+static int wolfssl_decrypt_buffer_key(DerBuffer* der, byte* password,
+ int passwordSz, EncryptedInfo* info)
+{
+ int ret = SSL_BAD_FILE;
+
+#ifdef WOLFSSL_SMALL_STACK
+ byte* key = NULL;
+#else
+ byte key[AES_256_KEY_SIZE];
+#endif
+
+ WOLFSSL_ENTER("wolfssl_decrypt_buffer_key");
+
+ if (der == NULL || password == NULL || info == NULL) {
+ WOLFSSL_MSG("bad arguments");
+ return SSL_FATAL_ERROR;
+ }
+
+ /* use file's salt for key derivation, hex decode first */
+ if (Base16_Decode(info->iv, info->ivSz, info->iv, &info->ivSz) != 0) {
+ WOLFSSL_MSG("base16 decode failed");
+ return SSL_FATAL_ERROR;
+ }
+
+#ifndef NO_MD5
+
+#ifdef WOLFSSL_SMALL_STACK
+ key = (byte*)XMALLOC(AES_256_KEY_SIZE, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ if (key == NULL) {
+ WOLFSSL_MSG("memory failure");
+ return SSL_FATAL_ERROR;
+ }
+#endif /* WOLFSSL_SMALL_STACK */
+
+ if ((ret = wolfSSL_EVP_BytesToKey(info->name, "MD5", info->iv,
+ password, passwordSz, 1, key, NULL)) <= 0) {
+ WOLFSSL_MSG("bytes to key failure");
+#ifdef WOLFSSL_SMALL_STACK
+ XFREE(key, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+#endif
+ return SSL_FATAL_ERROR;
+ }
+#else
+ (void) passwordSz;
+#endif /* NO_MD5 */
+
+#ifndef NO_DES3
+ if (XSTRNCMP(info->name, EVP_DES_CBC, EVP_DES_SIZE) == 0)
+ ret = wc_Des_CbcDecryptWithKey(der->buffer, der->buffer, der->length,
+ key, info->iv);
+ else if (XSTRNCMP(info->name, EVP_DES_EDE3_CBC, EVP_DES_EDE3_SIZE) == 0)
+ ret = wc_Des3_CbcDecryptWithKey(der->buffer, der->buffer, der->length,
+ key, info->iv);
+#endif /* NO_DES3 */
+#if !defined(NO_AES) && defined(HAVE_AES_CBC)
+ if (XSTRNCMP(info->name, EVP_AES_128_CBC, EVP_AES_SIZE) == 0)
+ ret = wc_AesCbcDecryptWithKey(der->buffer, der->buffer, der->length,
+ key, AES_128_KEY_SIZE, info->iv);
+ else if (XSTRNCMP(info->name, EVP_AES_192_CBC, EVP_AES_SIZE) == 0)
+ ret = wc_AesCbcDecryptWithKey(der->buffer, der->buffer, der->length,
+ key, AES_192_KEY_SIZE, info->iv);
+ else if (XSTRNCMP(info->name, EVP_AES_256_CBC, EVP_AES_SIZE) == 0)
+ ret = wc_AesCbcDecryptWithKey(der->buffer, der->buffer, der->length,
+ key, AES_256_KEY_SIZE, info->iv);
+#endif /* !NO_AES && HAVE_AES_CBC */
+
+#ifdef WOLFSSL_SMALL_STACK
+ XFREE(key, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+#endif
+
+ if (ret == MP_OKAY)
+ return SSL_SUCCESS;
+ else if (ret == SSL_BAD_FILE)
+ return SSL_BAD_FILE;
+
+ return SSL_FATAL_ERROR;
+}
+#endif /* defined(OPENSSL_EXTRA) || defined(HAVE_WEBSERVER) */
+
+
+#if defined(WOLFSSL_KEY_GEN) && defined(OPENSSL_EXTRA)
+static int wolfssl_encrypt_buffer_key(byte* der, word32 derSz, byte* password,
+ int passwordSz, EncryptedInfo* info)
+{
+ int ret = SSL_BAD_FILE;
+
+#ifdef WOLFSSL_SMALL_STACK
+ byte* key = NULL;
+#else
+ byte key[AES_256_KEY_SIZE];
+#endif
+
+ WOLFSSL_ENTER("wolfssl_encrypt_buffer_key");
+
+ if (der == NULL || password == NULL || info == NULL || info->ivSz == 0) {
+ WOLFSSL_MSG("bad arguments");
+ return SSL_FATAL_ERROR;
+ }
+
+#ifndef NO_MD5
+
+#ifdef WOLFSSL_SMALL_STACK
+ key = (byte*)XMALLOC(AES_256_KEY_SIZE, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ if (key == NULL) {
+ WOLFSSL_MSG("memory failure");
+ return SSL_FATAL_ERROR;
+ }
+#endif /* WOLFSSL_SMALL_STACK */
+
+ if ((ret = wolfSSL_EVP_BytesToKey(info->name, "MD5", info->iv,
+ password, passwordSz, 1, key, NULL)) <= 0) {
+ WOLFSSL_MSG("bytes to key failure");
+#ifdef WOLFSSL_SMALL_STACK
+ XFREE(key, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+#endif
+ return SSL_FATAL_ERROR;
+ }
+#else
+ (void) passwordSz;
+#endif /* NO_MD5 */
+
+#ifndef NO_DES3
+ if (XSTRNCMP(info->name, EVP_DES_CBC, EVP_DES_SIZE) == 0)
+ ret = wc_Des_CbcEncryptWithKey(der, der, derSz, key, info->iv);
+ else if (XSTRNCMP(info->name, EVP_DES_EDE3_CBC, EVP_DES_EDE3_SIZE) == 0)
+ ret = wc_Des3_CbcEncryptWithKey(der, der, derSz, key, info->iv);
+#endif /* NO_DES3 */
+#ifndef NO_AES
+ if (XSTRNCMP(info->name, EVP_AES_128_CBC, EVP_AES_SIZE) == 0)
+ ret = wc_AesCbcEncryptWithKey(der, der, derSz,
+ key, AES_128_KEY_SIZE, info->iv);
+ else if (XSTRNCMP(info->name, EVP_AES_192_CBC, EVP_AES_SIZE) == 0)
+ ret = wc_AesCbcEncryptWithKey(der, der, derSz,
+ key, AES_192_KEY_SIZE, info->iv);
+ else if (XSTRNCMP(info->name, EVP_AES_256_CBC, EVP_AES_SIZE) == 0)
+ ret = wc_AesCbcEncryptWithKey(der, der, derSz,
+ key, AES_256_KEY_SIZE, info->iv);
+#endif /* NO_AES */
+
+#ifdef WOLFSSL_SMALL_STACK
+ XFREE(key, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+#endif
+
+ if (ret == MP_OKAY)
+ return SSL_SUCCESS;
+ else if (ret == SSL_BAD_FILE)
+ return SSL_BAD_FILE;
+
+ return SSL_FATAL_ERROR;
+}
+#endif /* defined(WOLFSSL_KEY_GEN) */
+
+
+#ifndef NO_CERTS
+
+/* Remove PEM header/footer, convert to ASN1, store any encrypted data
+ info->consumed tracks of PEM bytes consumed in case multiple parts */
+int PemToDer(const unsigned char* buff, long longSz, int type,
+ DerBuffer** pDer, void* heap, EncryptedInfo* info, int* eccKey)
+{
+ const char* header = NULL;
+ const char* footer = NULL;
+ char* headerEnd;
+ char* footerEnd;
+ char* consumedEnd;
+ char* bufferEnd = (char*)(buff + longSz);
+ long neededSz;
+ int ret = 0;
+ int sz = (int)longSz;
+ int encrypted_key = 0;
+ DerBuffer* der;
+
+ WOLFSSL_ENTER("PemToDer");
+
+ switch (type) {
+ case CA_TYPE: /* same as below */
+ case TRUSTED_PEER_TYPE:
+ case CERT_TYPE: header=BEGIN_CERT; footer=END_CERT; break;
+ case CRL_TYPE: header=BEGIN_X509_CRL; footer=END_X509_CRL; break;
+ case DH_PARAM_TYPE: header=BEGIN_DH_PARAM; footer=END_DH_PARAM; break;
+ case CERTREQ_TYPE: header=BEGIN_CERT_REQ; footer=END_CERT_REQ; break;
+ case DSA_TYPE: header=BEGIN_DSA_PRIV; footer=END_DSA_PRIV; break;
+ case ECC_TYPE: header=BEGIN_EC_PRIV; footer=END_EC_PRIV; break;
+ case RSA_TYPE: header=BEGIN_RSA_PRIV; footer=END_RSA_PRIV; break;
+ case PUBLICKEY_TYPE: header=BEGIN_PUB_KEY; footer=END_PUB_KEY; break;
+ default: header=BEGIN_RSA_PRIV; footer=END_RSA_PRIV; break;
+ }
+
+ /* find header */
+ for (;;) {
+ headerEnd = XSTRNSTR((char*)buff, header, sz);
+
+ if (headerEnd || type != PRIVATEKEY_TYPE) {
+ break;
+ } else if (header == BEGIN_RSA_PRIV) {
+ header = BEGIN_PRIV_KEY; footer = END_PRIV_KEY;
+ } else if (header == BEGIN_PRIV_KEY) {
+ header = BEGIN_ENC_PRIV_KEY; footer = END_ENC_PRIV_KEY;
+ } else if (header == BEGIN_ENC_PRIV_KEY) {
+ header = BEGIN_EC_PRIV; footer = END_EC_PRIV;
+ } else if (header == BEGIN_EC_PRIV) {
+ header = BEGIN_DSA_PRIV; footer = END_DSA_PRIV;
+ } else
+ break;
+ }
+
+ if (!headerEnd) {
+ WOLFSSL_MSG("Couldn't find PEM header");
+ return SSL_NO_PEM_HEADER;
+ }
+
+ headerEnd += XSTRLEN(header);
+
+ /* eat end of line */
+ if (headerEnd[0] == '\n')
+ headerEnd++;
+ else if (headerEnd[1] == '\n')
+ headerEnd += 2;
+ else {
+ if (info)
+ info->consumed = (long)(headerEnd+2 - (char*)buff);
+ return SSL_BAD_FILE;
+ }
+
+ if (type == PRIVATEKEY_TYPE) {
+ if (eccKey)
+ *eccKey = header == BEGIN_EC_PRIV;
+ }
+
+#if defined(OPENSSL_EXTRA) || defined(HAVE_WEBSERVER)
+ {
+ /* remove encrypted header if there */
+ char encHeader[] = "Proc-Type";
+ char* line = XSTRNSTR(headerEnd, encHeader, PEM_LINE_LEN);
+ if (line) {
+ char* newline;
+ char* finish;
+ char* start = XSTRNSTR(line, "DES", PEM_LINE_LEN);
+
+ if (!start)
+ start = XSTRNSTR(line, "AES", PEM_LINE_LEN);
+
+ if (!start) return SSL_BAD_FILE;
+ if (!info) return SSL_BAD_FILE;
+
+ finish = XSTRNSTR(start, ",", PEM_LINE_LEN);
+
+ if (start && finish && (start < finish)) {
+ newline = XSTRNSTR(finish, "\r", PEM_LINE_LEN);
+
+ if (XMEMCPY(info->name, start, finish - start) == NULL)
+ return SSL_FATAL_ERROR;
+ info->name[finish - start] = 0;
+ if (XMEMCPY(info->iv, finish + 1, sizeof(info->iv)) == NULL)
+ return SSL_FATAL_ERROR;
+
+ if (!newline) newline = XSTRNSTR(finish, "\n", PEM_LINE_LEN);
+ if (newline && (newline > finish)) {
+ info->ivSz = (word32)(newline - (finish + 1));
+ info->set = 1;
+ }
+ else
+ return SSL_BAD_FILE;
+ }
+ else
+ return SSL_BAD_FILE;
+
+ /* eat blank line */
+ while (*newline == '\r' || *newline == '\n')
+ newline++;
+ headerEnd = newline;
+
+ encrypted_key = 1;
+ }
+ }
+#endif /* OPENSSL_EXTRA || HAVE_WEBSERVER */
+
+ /* find footer */
+ footerEnd = XSTRNSTR((char*)buff, footer, sz);
+ if (!footerEnd) {
+ if (info)
+ info->consumed = longSz; /* No more certs if no footer */
+ return SSL_BAD_FILE;
+ }
+
+ consumedEnd = footerEnd + XSTRLEN(footer);
+
+ if (consumedEnd < bufferEnd) { /* handle no end of line on last line */
+ /* eat end of line */
+ if (consumedEnd[0] == '\n')
+ consumedEnd++;
+ else if (consumedEnd[1] == '\n')
+ consumedEnd += 2;
+ else {
+ if (info)
+ info->consumed = (long)(consumedEnd+2 - (char*)buff);
+ return SSL_BAD_FILE;
+ }
+ }
+
+ if (info)
+ info->consumed = (long)(consumedEnd - (char*)buff);
+
+ /* set up der buffer */
+ neededSz = (long)(footerEnd - headerEnd);
+ if (neededSz > sz || neededSz < 0)
+ return SSL_BAD_FILE;
+
+ ret = AllocDer(pDer, (word32)neededSz, type, heap);
+ if (ret < 0) {
+ return ret;
+ }
+ der = *pDer;
+
+ if (Base64_Decode((byte*)headerEnd, (word32)neededSz,
+ der->buffer, &der->length) < 0)
+ return SSL_BAD_FILE;
+
+ if (header == BEGIN_PRIV_KEY && !encrypted_key) {
+ /* pkcs8 key, convert and adjust length */
+ if ((ret = ToTraditional(der->buffer, der->length)) < 0)
+ return ret;
+
+ der->length = ret;
+ return 0;
+ }
+
+#if (defined(OPENSSL_EXTRA) || defined(HAVE_WEBSERVER)) && !defined(NO_PWDBASED)
+ if (encrypted_key || header == BEGIN_ENC_PRIV_KEY) {
+ int passwordSz;
+ #ifdef WOLFSSL_SMALL_STACK
+ char* password = NULL;
+ #else
+ char password[80];
+ #endif
+
+ if (!info || !info->ctx || !info->ctx->passwd_cb)
+ return SSL_BAD_FILE; /* no callback error */
+
+ #ifdef WOLFSSL_SMALL_STACK
+ password = (char*)XMALLOC(80, heap, DYNAMIC_TYPE_TMP_BUFFER);
+ if (password == NULL)
+ return MEMORY_E;
+ #endif
+ passwordSz = info->ctx->passwd_cb(password, sizeof(password), 0,
+ info->ctx->userdata);
+ /* convert and adjust length */
+ if (header == BEGIN_ENC_PRIV_KEY) {
+ ret = ToTraditionalEnc(der->buffer, der->length,
+ password, passwordSz);
+ #ifdef WOLFSSL_SMALL_STACK
+ XFREE(password, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ #endif
+ if (ret < 0) {
+ return ret;
+ }
+
+ der->length = ret;
+ }
+ /* decrypt the key */
+ else {
+ ret = wolfssl_decrypt_buffer_key(der, (byte*)password,
+ passwordSz, info);
+ #ifdef WOLFSSL_SMALL_STACK
+ XFREE(password, heap, DYNAMIC_TYPE_TMP_BUFFER);
+ #endif
+ if (ret != SSL_SUCCESS) {
+ return ret;
+ }
+ }
+ }
+#endif /* OPENSSL_EXTRA || HAVE_WEBSERVER || NO_PWDBASED */
+
+ return 0;
+}
+
+
+/* process the buffer buff, length sz, into ctx of format and type
+ used tracks bytes consumed, userChain specifies a user cert chain
+ to pass during the handshake */
+static int ProcessBuffer(WOLFSSL_CTX* ctx, const unsigned char* buff,
+ long sz, int format, int type, WOLFSSL* ssl,
+ long* used, int userChain)
+{
+ DerBuffer* der = NULL; /* holds DER or RAW (for NTRU) */
+ int ret;
+ int eccKey = 0;
+ int rsaKey = 0;
+ void* heap = ctx ? ctx->heap : NULL;
+#ifdef WOLFSSL_SMALL_STACK
+ EncryptedInfo* info = NULL;
+#else
+ EncryptedInfo info[1];
+#endif
+
+ (void)rsaKey;
+
+ if (used)
+ *used = sz; /* used bytes default to sz, PEM chain may shorten*/
+
+ if (format != SSL_FILETYPE_ASN1 && format != SSL_FILETYPE_PEM
+ && format != SSL_FILETYPE_RAW)
+ return SSL_BAD_FILETYPE;
+
+ if (ctx == NULL && ssl == NULL)
+ return BAD_FUNC_ARG;
+
+#ifdef WOLFSSL_SMALL_STACK
+ info = (EncryptedInfo*)XMALLOC(sizeof(EncryptedInfo), heap,
+ DYNAMIC_TYPE_TMP_BUFFER);
+ if (info == NULL)
+ return MEMORY_E;
+#endif
+
+ info->set = 0;
+ info->ctx = ctx;
+ info->consumed = 0;
+
+ if (format == SSL_FILETYPE_PEM) {
+ ret = PemToDer(buff, sz, type, &der, heap, info, &eccKey);
+
+ if (used)
+ *used = info->consumed;
+
+ if (ret < 0) {
+ #ifdef WOLFSSL_SMALL_STACK
+ XFREE(info, heap, DYNAMIC_TYPE_TMP_BUFFER);
+ #endif
+ FreeDer(&der);
+ return ret;
+ }
+
+ /* we may have a user cert chain, try to consume */
+ if (userChain && type == CERT_TYPE && info->consumed < sz) {
+ #ifdef WOLFSSL_SMALL_STACK
+ byte staticBuffer[1]; /* force heap usage */
+ #else
+ byte staticBuffer[FILE_BUFFER_SIZE]; /* tmp chain buffer */
+ #endif
+ byte* chainBuffer = staticBuffer;
+ int dynamicBuffer = 0;
+ word32 bufferSz = sizeof(staticBuffer);
+ long consumed = info->consumed;
+ word32 idx = 0;
+ int gotOne = 0;
+
+ if ( (sz - consumed) > (int)bufferSz) {
+ WOLFSSL_MSG("Growing Tmp Chain Buffer");
+ bufferSz = (word32)(sz - consumed);
+ /* will shrink to actual size */
+ chainBuffer = (byte*)XMALLOC(bufferSz, heap, DYNAMIC_TYPE_FILE);
+ if (chainBuffer == NULL) {
+ #ifdef WOLFSSL_SMALL_STACK
+ XFREE(info, heap, DYNAMIC_TYPE_TMP_BUFFER);
+ #endif
+ FreeDer(&der);
+ return MEMORY_E;
+ }
+ dynamicBuffer = 1;
+ }
+
+ WOLFSSL_MSG("Processing Cert Chain");
+ while (consumed < sz) {
+ DerBuffer* part = NULL;
+ info->consumed = 0;
+
+ ret = PemToDer(buff + consumed, sz - consumed, type, &part,
+ heap, info, &eccKey);
+ if (ret == 0) {
+ gotOne = 1;
+ if ( (idx + part->length) > bufferSz) {
+ WOLFSSL_MSG(" Cert Chain bigger than buffer");
+ ret = BUFFER_E;
+ }
+ else {
+ c32to24(part->length, &chainBuffer[idx]);
+ idx += CERT_HEADER_SZ;
+ XMEMCPY(&chainBuffer[idx], part->buffer, part->length);
+ idx += part->length;
+ consumed += info->consumed;
+ if (used)
+ *used += info->consumed;
+ }
+ }
+ FreeDer(&part);
+
+ if (ret == SSL_NO_PEM_HEADER && gotOne) {
+ WOLFSSL_MSG("We got one good PEM so stuff at end ok");
+ break;
+ }
+
+ if (ret < 0) {
+ WOLFSSL_MSG(" Error in Cert in Chain");
+ if (dynamicBuffer)
+ XFREE(chainBuffer, heap, DYNAMIC_TYPE_FILE);
+ #ifdef WOLFSSL_SMALL_STACK
+ XFREE(info, heap, DYNAMIC_TYPE_TMP_BUFFER);
+ #endif
+ FreeDer(&der);
+ return ret;
+ }
+ WOLFSSL_MSG(" Consumed another Cert in Chain");
+ }
+ WOLFSSL_MSG("Finished Processing Cert Chain");
+
+ /* only retain actual size used */
+ ret = 0;
+ if (idx > 0) {
+ if (ssl) {
+ if (ssl->buffers.weOwnCertChain) {
+ FreeDer(&ssl->buffers.certChain);
+ }
+ ret = AllocDer(&ssl->buffers.certChain, idx, type, heap);
+ if (ret == 0) {
+ XMEMCPY(ssl->buffers.certChain->buffer, chainBuffer, idx);
+ ssl->buffers.weOwnCertChain = 1;
+ }
+ } else if (ctx) {
+ FreeDer(&ctx->certChain);
+ ret = AllocDer(&ctx->certChain, idx, type, heap);
+ if (ret == 0) {
+ XMEMCPY(ctx->certChain->buffer, chainBuffer, idx);
+ }
+ }
+ }
+
+ if (dynamicBuffer)
+ XFREE(chainBuffer, heap, DYNAMIC_TYPE_FILE);
+
+ if (ret < 0) {
+ #ifdef WOLFSSL_SMALL_STACK
+ XFREE(info, heap, DYNAMIC_TYPE_TMP_BUFFER);
+ #endif
+ FreeDer(&der);
+ return ret;
+ }
+ }
+ }
+ else { /* ASN1 (DER) or RAW (NTRU) */
+ ret = AllocDer(&der, (word32)sz, type, heap);
+ if (ret < 0) {
+ #ifdef WOLFSSL_SMALL_STACK
+ XFREE(info, heap, DYNAMIC_TYPE_TMP_BUFFER);
+ #endif
+ return ret;
+ }
+
+ XMEMCPY(der->buffer, buff, sz);
+ }
+
+#if defined(OPENSSL_EXTRA) || defined(HAVE_WEBSERVER)
+ /* for SSL_FILETYPE_PEM, PemToDer manage the decryption if required */
+ if (info->set && (format != SSL_FILETYPE_PEM)) {
+ /* decrypt */
+ int passwordSz;
+#ifdef WOLFSSL_SMALL_STACK
+ char* password = NULL;
+#else
+ char password[80];
+#endif
+
+ #ifdef WOLFSSL_SMALL_STACK
+ password = (char*)XMALLOC(80, heap, DYNAMIC_TYPE_TMP_BUFFER);
+ if (password == NULL)
+ ret = MEMORY_E;
+ else
+ #endif
+ if (!ctx || !ctx->passwd_cb) {
+ ret = NO_PASSWORD;
+ }
+ else {
+ passwordSz = ctx->passwd_cb(password, sizeof(password),
+ 0, ctx->userdata);
+
+ /* decrypt the key */
+ ret = wolfssl_decrypt_buffer_key(der, (byte*)password,
+ passwordSz, info);
+ }
+
+ #ifdef WOLFSSL_SMALL_STACK
+ XFREE(password, heap, DYNAMIC_TYPE_TMP_BUFFER);
+ #endif
+
+ if (ret != SSL_SUCCESS) {
+ #ifdef WOLFSSL_SMALL_STACK
+ XFREE(info, heap, DYNAMIC_TYPE_TMP_BUFFER);
+ #endif
+ FreeDer(&der);
+ return ret;
+ }
+ }
+#endif /* OPENSSL_EXTRA || HAVE_WEBSERVER */
+
+#ifdef WOLFSSL_SMALL_STACK
+ XFREE(info, heap, DYNAMIC_TYPE_TMP_BUFFER);
+#endif
+
+ /* Handle DER owner */
+ if (type == CA_TYPE) {
+ if (ctx == NULL) {
+ WOLFSSL_MSG("Need context for CA load");
+ FreeDer(&der);
+ return BAD_FUNC_ARG;
+ }
+ /* verify CA unless user set to no verify */
+ return AddCA(ctx->cm, &der, WOLFSSL_USER_CA, !ctx->verifyNone);
+ }
+#ifdef WOLFSSL_TRUST_PEER_CERT
+ else if (type == TRUSTED_PEER_TYPE) {
+ if (ctx == NULL) {
+ WOLFSSL_MSG("Need context for trusted peer cert load");
+ FreeDer(&der);
+ return BAD_FUNC_ARG;
+ }
+ /* add trusted peer cert */
+ return AddTrustedPeer(ctx->cm, &der, !ctx->verifyNone);
+ }
+#endif /* WOLFSSL_TRUST_PEER_CERT */
+ else if (type == CERT_TYPE) {
+ if (ssl) {
+ /* Make sure previous is free'd */
+ if (ssl->buffers.weOwnCert) {
+ FreeDer(&ssl->buffers.certificate);
+ }
+ XMEMCPY(&ssl->buffers.certificate, &der, sizeof(der));
+ ssl->buffers.weOwnCert = 1;
+ }
+ else if (ctx) {
+ FreeDer(&ctx->certificate); /* Make sure previous is free'd */
+ XMEMCPY(&ctx->certificate, &der, sizeof(der));
+ }
+ }
+ else if (type == PRIVATEKEY_TYPE) {
+ if (ssl) {
+ /* Make sure previous is free'd */
+ if (ssl->buffers.weOwnKey) {
+ FreeDer(&ssl->buffers.key);
+ }
+ XMEMCPY(&ssl->buffers.key, &der, sizeof(der));
+ ssl->buffers.weOwnKey = 1;
+ }
+ else if (ctx) {
+ FreeDer(&ctx->privateKey);
+ XMEMCPY(&ctx->privateKey, &der, sizeof(der));
+ }
+ }
+ else {
+ FreeDer(&der);
+ return SSL_BAD_CERTTYPE;
+ }
+
+ if (type == PRIVATEKEY_TYPE && format != SSL_FILETYPE_RAW) {
+ #ifndef NO_RSA
+ if (!eccKey) {
+ /* make sure RSA key can be used */
+ word32 idx = 0;
+ #ifdef WOLFSSL_SMALL_STACK
+ RsaKey* key = NULL;
+ #else
+ RsaKey key[1];
+ #endif
+
+ #ifdef WOLFSSL_SMALL_STACK
+ key = (RsaKey*)XMALLOC(sizeof(RsaKey), heap,
+ DYNAMIC_TYPE_TMP_BUFFER);
+ if (key == NULL)
+ return MEMORY_E;
+ #endif
+
+ ret = wc_InitRsaKey(key, 0);
+ if (ret == 0) {
+ if (wc_RsaPrivateKeyDecode(der->buffer, &idx, key, der->length)
+ != 0) {
+ #ifdef HAVE_ECC
+ /* could have DER ECC (or pkcs8 ecc), no easy way to tell */
+ eccKey = 1; /* so try it out */
+ #endif
+ if (!eccKey)
+ ret = SSL_BAD_FILE;
+ } else {
+ rsaKey = 1;
+ (void)rsaKey; /* for no ecc builds */
+ }
+ }
+
+ wc_FreeRsaKey(key);
+
+ #ifdef WOLFSSL_SMALL_STACK
+ XFREE(key, heap, DYNAMIC_TYPE_TMP_BUFFER);
+ #endif
+
+ if (ret != 0)
+ return ret;
+ }
+ #endif
+ #ifdef HAVE_ECC
+ if (!rsaKey) {
+ /* make sure ECC key can be used */
+ word32 idx = 0;
+ ecc_key key;
+
+ wc_ecc_init(&key);
+ if (wc_EccPrivateKeyDecode(der->buffer, &idx, &key,
+ der->length) != 0) {
+ wc_ecc_free(&key);
+ return SSL_BAD_FILE;
+ }
+ wc_ecc_free(&key);
+ eccKey = 1;
+ if (ctx)
+ ctx->haveStaticECC = 1;
+ if (ssl)
+ ssl->options.haveStaticECC = 1;
+ }
+ #endif /* HAVE_ECC */
+ }
+ else if (type == CERT_TYPE) {
+ #ifdef WOLFSSL_SMALL_STACK
+ DecodedCert* cert = NULL;
+ #else
+ DecodedCert cert[1];
+ #endif
+
+ #ifdef WOLFSSL_SMALL_STACK
+ cert = (DecodedCert*)XMALLOC(sizeof(DecodedCert), heap,
+ DYNAMIC_TYPE_TMP_BUFFER);
+ if (cert == NULL)
+ return MEMORY_E;
+ #endif
+
+ WOLFSSL_MSG("Checking cert signature type");
+ InitDecodedCert(cert, der->buffer, der->length, heap);
+
+ if (DecodeToKey(cert, 0) < 0) {
+ WOLFSSL_MSG("Decode to key failed");
+ #ifdef WOLFSSL_SMALL_STACK
+ XFREE(cert, heap, DYNAMIC_TYPE_TMP_BUFFER);
+ #endif
+ return SSL_BAD_FILE;
+ }
+ switch (cert->signatureOID) {
+ case CTC_SHAwECDSA:
+ case CTC_SHA256wECDSA:
+ case CTC_SHA384wECDSA:
+ case CTC_SHA512wECDSA:
+ WOLFSSL_MSG("ECDSA cert signature");
+ if (ctx)
+ ctx->haveECDSAsig = 1;
+ if (ssl)
+ ssl->options.haveECDSAsig = 1;
+ break;
+ default:
+ WOLFSSL_MSG("Not ECDSA cert signature");
+ break;
+ }
+
+ #ifdef HAVE_ECC
+ if (ctx) {
+ ctx->pkCurveOID = cert->pkCurveOID;
+ #ifndef WC_STRICT_SIG
+ if (cert->keyOID == ECDSAk) {
+ ctx->haveECC = 1;
+ }
+ #else
+ ctx->haveECC = ctx->haveECDSAsig;
+ #endif
+ }
+ if (ssl) {
+ ssl->pkCurveOID = cert->pkCurveOID;
+ #ifndef WC_STRICT_SIG
+ if (cert->keyOID == ECDSAk) {
+ ssl->options.haveECC = 1;
+ }
+ #else
+ ssl->options.haveECC = ssl->options.haveECDSAsig;
+ #endif
+ }
+ #endif
+
+ FreeDecodedCert(cert);
+ #ifdef WOLFSSL_SMALL_STACK
+ XFREE(cert, heap, DYNAMIC_TYPE_TMP_BUFFER);
+ #endif
+ }
+
+ return SSL_SUCCESS;
+}
+
+
+/* CA PEM file for verification, may have multiple/chain certs to process */
+static int ProcessChainBuffer(WOLFSSL_CTX* ctx, const unsigned char* buff,
+ long sz, int format, int type, WOLFSSL* ssl)
+{
+ long used = 0;
+ int ret = 0;
+ int gotOne = 0;
+
+ WOLFSSL_MSG("Processing CA PEM file");
+ while (used < sz) {
+ long consumed = 0;
+
+ ret = ProcessBuffer(ctx, buff + used, sz - used, format, type, ssl,
+ &consumed, 0);
+
+ if (ret < 0)
+ {
+ if(consumed > 0) { /* Made progress in file */
+ WOLFSSL_ERROR(ret);
+ WOLFSSL_MSG("CA Parse failed, with progress in file.");
+ WOLFSSL_MSG("Search for other certs in file");
+ } else {
+ WOLFSSL_MSG("CA Parse failed, no progress in file.");
+ WOLFSSL_MSG("Do not continue search for other certs in file");
+ break;
+ }
+ } else {
+ WOLFSSL_MSG(" Processed a CA");
+ gotOne = 1;
+ }
+ used += consumed;
+ }
+
+ if(gotOne)
+ {
+ WOLFSSL_MSG("Processed at least one valid CA. Other stuff OK");
+ return SSL_SUCCESS;
+ }
+ return ret;
+}
+
+
+static INLINE WOLFSSL_METHOD* cm_pick_method(void)
+{
+ #ifndef NO_WOLFSSL_CLIENT
+ #if defined(WOLFSSL_ALLOW_SSLV3) && !defined(NO_OLD_TLS)
+ return wolfSSLv3_client_method();
+ #else
+ return wolfTLSv1_2_client_method();
+ #endif
+ #elif !defined(NO_WOLFSSL_SERVER)
+ #if defined(WOLFSSL_ALLOW_SSLV3) && !defined(NO_OLD_TLS)
+ return wolfSSLv3_server_method();
+ #else
+ return wolfTLSv1_2_server_method();
+ #endif
+ #else
+ return NULL;
+ #endif
+}
+
+
+/* like load verify locations, 1 for success, < 0 for error */
+int wolfSSL_CertManagerLoadCABuffer(WOLFSSL_CERT_MANAGER* cm,
+ const unsigned char* in, long sz, int format)
+{
+ int ret = SSL_FATAL_ERROR;
+ WOLFSSL_CTX* tmp;
+
+ WOLFSSL_ENTER("wolfSSL_CertManagerLoadCABuffer");
+
+ if (cm == NULL) {
+ WOLFSSL_MSG("No CertManager error");
+ return ret;
+ }
+ tmp = wolfSSL_CTX_new(cm_pick_method());
+
+ if (tmp == NULL) {
+ WOLFSSL_MSG("CTX new failed");
+ return ret;
+ }
+
+ /* for tmp use */
+ wolfSSL_CertManagerFree(tmp->cm);
+ tmp->cm = cm;
+
+ ret = wolfSSL_CTX_load_verify_buffer(tmp, in, sz, format);
+
+ /* don't loose our good one */
+ tmp->cm = NULL;
+ wolfSSL_CTX_free(tmp);
+
+ return ret;
+}
+
+#ifdef HAVE_CRL
+
+int wolfSSL_CertManagerLoadCRLBuffer(WOLFSSL_CERT_MANAGER* cm,
+ const unsigned char* buff, long sz, int type)
+{
+ WOLFSSL_ENTER("wolfSSL_CertManagerLoadCRLBuffer");
+ if (cm == NULL)
+ return BAD_FUNC_ARG;
+
+ if (cm->crl == NULL) {
+ if (wolfSSL_CertManagerEnableCRL(cm, 0) != SSL_SUCCESS) {
+ WOLFSSL_MSG("Enable CRL failed");
+ return SSL_FATAL_ERROR;
+ }
+ }
+
+ return BufferLoadCRL(cm->crl, buff, sz, type);
+}
+
+#endif /* HAVE_CRL */
+
+/* turn on CRL if off and compiled in, set options */
+int wolfSSL_CertManagerEnableCRL(WOLFSSL_CERT_MANAGER* cm, int options)
+{
+ int ret = SSL_SUCCESS;
+
+ (void)options;
+
+ WOLFSSL_ENTER("wolfSSL_CertManagerEnableCRL");
+ if (cm == NULL)
+ return BAD_FUNC_ARG;
+
+ #ifdef HAVE_CRL
+ if (cm->crl == NULL) {
+ cm->crl = (WOLFSSL_CRL*)XMALLOC(sizeof(WOLFSSL_CRL), cm->heap,
+ DYNAMIC_TYPE_CRL);
+ if (cm->crl == NULL)
+ return MEMORY_E;
+
+ if (InitCRL(cm->crl, cm) != 0) {
+ WOLFSSL_MSG("Init CRL failed");
+ FreeCRL(cm->crl, 1);
+ cm->crl = NULL;
+ return SSL_FAILURE;
+ }
+ }
+ cm->crlEnabled = 1;
+ if (options & WOLFSSL_CRL_CHECKALL)
+ cm->crlCheckAll = 1;
+ #else
+ ret = NOT_COMPILED_IN;
+ #endif
+
+ return ret;
+}
+
+
+int wolfSSL_CertManagerDisableCRL(WOLFSSL_CERT_MANAGER* cm)
+{
+ WOLFSSL_ENTER("wolfSSL_CertManagerDisableCRL");
+ if (cm == NULL)
+ return BAD_FUNC_ARG;
+
+ cm->crlEnabled = 0;
+
+ return SSL_SUCCESS;
+}
+/* Verify the certificate, SSL_SUCCESS for ok, < 0 for error */
+int wolfSSL_CertManagerVerifyBuffer(WOLFSSL_CERT_MANAGER* cm, const byte* buff,
+ long sz, int format)
+{
+ int ret = 0;
+ DerBuffer* der = NULL;
+#ifdef WOLFSSL_SMALL_STACK
+ DecodedCert* cert = NULL;
+#else
+ DecodedCert cert[1];
+#endif
+
+ WOLFSSL_ENTER("wolfSSL_CertManagerVerifyBuffer");
+
+#ifdef WOLFSSL_SMALL_STACK
+ cert = (DecodedCert*)XMALLOC(sizeof(DecodedCert), cm->heap,
+ DYNAMIC_TYPE_TMP_BUFFER);
+ if (cert == NULL)
+ return MEMORY_E;
+#endif
+
+ if (format == SSL_FILETYPE_PEM) {
+ int eccKey = 0; /* not used */
+ #ifdef WOLFSSL_SMALL_STACK
+ EncryptedInfo* info = NULL;
+ #else
+ EncryptedInfo info[1];
+ #endif
+
+ #ifdef WOLFSSL_SMALL_STACK
+ info = (EncryptedInfo*)XMALLOC(sizeof(EncryptedInfo), cm->heap,
+ DYNAMIC_TYPE_TMP_BUFFER);
+ if (info == NULL) {
+ XFREE(cert, cm->heap, DYNAMIC_TYPE_TMP_BUFFER);
+ return MEMORY_E;
+ }
+ #endif
+
+ info->set = 0;
+ info->ctx = NULL;
+ info->consumed = 0;
+
+ ret = PemToDer(buff, sz, CERT_TYPE, &der, cm->heap, info, &eccKey);
+ InitDecodedCert(cert, der->buffer, der->length, cm->heap);
+
+ #ifdef WOLFSSL_SMALL_STACK
+ XFREE(info, cm->heap, DYNAMIC_TYPE_TMP_BUFFER);
+ #endif
+ }
+ else
+ InitDecodedCert(cert, (byte*)buff, (word32)sz, cm->heap);
+
+ if (ret == 0)
+ ret = ParseCertRelative(cert, CERT_TYPE, 1, cm);
+
+#ifdef HAVE_CRL
+ if (ret == 0 && cm->crlEnabled)
+ ret = CheckCertCRL(cm->crl, cert);
+#endif
+
+ FreeDecodedCert(cert);
+ FreeDer(&der);
+#ifdef WOLFSSL_SMALL_STACK
+ XFREE(cert, cm->heap, DYNAMIC_TYPE_TMP_BUFFER);
+#endif
+
+ return ret == 0 ? SSL_SUCCESS : ret;
+}
+
+
+/* turn on OCSP if off and compiled in, set options */
+int wolfSSL_CertManagerEnableOCSP(WOLFSSL_CERT_MANAGER* cm, int options)
+{
+ int ret = SSL_SUCCESS;
+
+ (void)options;
+
+ WOLFSSL_ENTER("wolfSSL_CertManagerEnableOCSP");
+ if (cm == NULL)
+ return BAD_FUNC_ARG;
+
+ #ifdef HAVE_OCSP
+ if (cm->ocsp == NULL) {
+ cm->ocsp = (WOLFSSL_OCSP*)XMALLOC(sizeof(WOLFSSL_OCSP), cm->heap,
+ DYNAMIC_TYPE_OCSP);
+ if (cm->ocsp == NULL)
+ return MEMORY_E;
+
+ if (InitOCSP(cm->ocsp, cm) != 0) {
+ WOLFSSL_MSG("Init OCSP failed");
+ FreeOCSP(cm->ocsp, 1);
+ cm->ocsp = NULL;
+ return SSL_FAILURE;
+ }
+ }
+ cm->ocspEnabled = 1;
+ if (options & WOLFSSL_OCSP_URL_OVERRIDE)
+ cm->ocspUseOverrideURL = 1;
+ if (options & WOLFSSL_OCSP_NO_NONCE)
+ cm->ocspSendNonce = 0;
+ else
+ cm->ocspSendNonce = 1;
+ if (options & WOLFSSL_OCSP_CHECKALL)
+ cm->ocspCheckAll = 1;
+ #ifndef WOLFSSL_USER_IO
+ cm->ocspIOCb = EmbedOcspLookup;
+ cm->ocspRespFreeCb = EmbedOcspRespFree;
+ #endif /* WOLFSSL_USER_IO */
+ #else
+ ret = NOT_COMPILED_IN;
+ #endif
+
+ return ret;
+}
+
+
+int wolfSSL_CertManagerDisableOCSP(WOLFSSL_CERT_MANAGER* cm)
+{
+ WOLFSSL_ENTER("wolfSSL_CertManagerDisableOCSP");
+ if (cm == NULL)
+ return BAD_FUNC_ARG;
+
+ cm->ocspEnabled = 0;
+
+ return SSL_SUCCESS;
+}
+
+/* turn on OCSP Stapling if off and compiled in, set options */
+int wolfSSL_CertManagerEnableOCSPStapling(WOLFSSL_CERT_MANAGER* cm)
+{
+ int ret = SSL_SUCCESS;
+
+ WOLFSSL_ENTER("wolfSSL_CertManagerEnableOCSPStapling");
+ if (cm == NULL)
+ return BAD_FUNC_ARG;
+
+ #if defined(HAVE_CERTIFICATE_STATUS_REQUEST) \
+ || defined(HAVE_CERTIFICATE_STATUS_REQUEST_V2)
+ if (cm->ocsp_stapling == NULL) {
+ cm->ocsp_stapling = (WOLFSSL_OCSP*)XMALLOC(sizeof(WOLFSSL_OCSP),
+ cm->heap, DYNAMIC_TYPE_OCSP);
+ if (cm->ocsp_stapling == NULL)
+ return MEMORY_E;
+
+ if (InitOCSP(cm->ocsp_stapling, cm) != 0) {
+ WOLFSSL_MSG("Init OCSP failed");
+ FreeOCSP(cm->ocsp_stapling, 1);
+ cm->ocsp_stapling = NULL;
+ return SSL_FAILURE;
+ }
+ }
+ cm->ocspStaplingEnabled = 1;
+
+ #ifndef WOLFSSL_USER_IO
+ cm->ocspIOCb = EmbedOcspLookup;
+ cm->ocspRespFreeCb = EmbedOcspRespFree;
+ #endif /* WOLFSSL_USER_IO */
+ #else
+ ret = NOT_COMPILED_IN;
+ #endif
+
+ return ret;
+}
+
+
+#ifdef HAVE_OCSP
+
+
+/* check CRL if enabled, SSL_SUCCESS */
+int wolfSSL_CertManagerCheckOCSP(WOLFSSL_CERT_MANAGER* cm, byte* der, int sz)
+{
+ int ret;
+#ifdef WOLFSSL_SMALL_STACK
+ DecodedCert* cert = NULL;
+#else
+ DecodedCert cert[1];
+#endif
+
+ WOLFSSL_ENTER("wolfSSL_CertManagerCheckOCSP");
+
+ if (cm == NULL)
+ return BAD_FUNC_ARG;
+
+ if (cm->ocspEnabled == 0)
+ return SSL_SUCCESS;
+
+#ifdef WOLFSSL_SMALL_STACK
+ cert = (DecodedCert*)XMALLOC(sizeof(DecodedCert), NULL,
+ DYNAMIC_TYPE_TMP_BUFFER);
+ if (cert == NULL)
+ return MEMORY_E;
+#endif
+
+ InitDecodedCert(cert, der, sz, NULL);
+
+ if ((ret = ParseCertRelative(cert, CERT_TYPE, NO_VERIFY, cm)) != 0) {
+ WOLFSSL_MSG("ParseCert failed");
+ }
+ else if ((ret = CheckCertOCSP(cm->ocsp, cert, NULL)) != 0) {
+ WOLFSSL_MSG("CheckCertOCSP failed");
+ }
+
+ FreeDecodedCert(cert);
+#ifdef WOLFSSL_SMALL_STACK
+ XFREE(cert, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+#endif
+
+ return ret == 0 ? SSL_SUCCESS : ret;
+}
+
+
+int wolfSSL_CertManagerSetOCSPOverrideURL(WOLFSSL_CERT_MANAGER* cm,
+ const char* url)
+{
+ WOLFSSL_ENTER("wolfSSL_CertManagerSetOCSPOverrideURL");
+ if (cm == NULL)
+ return BAD_FUNC_ARG;
+
+ XFREE(cm->ocspOverrideURL, cm->heap, DYNAMIC_TYPE_URL);
+ if (url != NULL) {
+ int urlSz = (int)XSTRLEN(url) + 1;
+ cm->ocspOverrideURL = (char*)XMALLOC(urlSz, cm->heap, DYNAMIC_TYPE_URL);
+ if (cm->ocspOverrideURL != NULL) {
+ XMEMCPY(cm->ocspOverrideURL, url, urlSz);
+ }
+ else
+ return MEMORY_E;
+ }
+ else
+ cm->ocspOverrideURL = NULL;
+
+ return SSL_SUCCESS;
+}
+
+
+int wolfSSL_CertManagerSetOCSP_Cb(WOLFSSL_CERT_MANAGER* cm,
+ CbOCSPIO ioCb, CbOCSPRespFree respFreeCb, void* ioCbCtx)
+{
+ WOLFSSL_ENTER("wolfSSL_CertManagerSetOCSP_Cb");
+ if (cm == NULL)
+ return BAD_FUNC_ARG;
+
+ cm->ocspIOCb = ioCb;
+ cm->ocspRespFreeCb = respFreeCb;
+ cm->ocspIOCtx = ioCbCtx;
+
+ return SSL_SUCCESS;
+}
+
+
+int wolfSSL_EnableOCSP(WOLFSSL* ssl, int options)
+{
+ WOLFSSL_ENTER("wolfSSL_EnableOCSP");
+ if (ssl)
+ return wolfSSL_CertManagerEnableOCSP(ssl->ctx->cm, options);
+ else
+ return BAD_FUNC_ARG;
+}
+
+
+int wolfSSL_DisableOCSP(WOLFSSL* ssl)
+{
+ WOLFSSL_ENTER("wolfSSL_DisableOCSP");
+ if (ssl)
+ return wolfSSL_CertManagerDisableOCSP(ssl->ctx->cm);
+ else
+ return BAD_FUNC_ARG;
+}
+
+
+int wolfSSL_SetOCSP_OverrideURL(WOLFSSL* ssl, const char* url)
+{
+ WOLFSSL_ENTER("wolfSSL_SetOCSP_OverrideURL");
+ if (ssl)
+ return wolfSSL_CertManagerSetOCSPOverrideURL(ssl->ctx->cm, url);
+ else
+ return BAD_FUNC_ARG;
+}
+
+
+int wolfSSL_SetOCSP_Cb(WOLFSSL* ssl,
+ CbOCSPIO ioCb, CbOCSPRespFree respFreeCb, void* ioCbCtx)
+{
+ WOLFSSL_ENTER("wolfSSL_SetOCSP_Cb");
+ if (ssl)
+ return wolfSSL_CertManagerSetOCSP_Cb(ssl->ctx->cm,
+ ioCb, respFreeCb, ioCbCtx);
+ else
+ return BAD_FUNC_ARG;
+}
+
+
+int wolfSSL_CTX_EnableOCSP(WOLFSSL_CTX* ctx, int options)
+{
+ WOLFSSL_ENTER("wolfSSL_CTX_EnableOCSP");
+ if (ctx)
+ return wolfSSL_CertManagerEnableOCSP(ctx->cm, options);
+ else
+ return BAD_FUNC_ARG;
+}
+
+
+int wolfSSL_CTX_DisableOCSP(WOLFSSL_CTX* ctx)
+{
+ WOLFSSL_ENTER("wolfSSL_CTX_DisableOCSP");
+ if (ctx)
+ return wolfSSL_CertManagerDisableOCSP(ctx->cm);
+ else
+ return BAD_FUNC_ARG;
+}
+
+
+int wolfSSL_CTX_SetOCSP_OverrideURL(WOLFSSL_CTX* ctx, const char* url)
+{
+ WOLFSSL_ENTER("wolfSSL_SetOCSP_OverrideURL");
+ if (ctx)
+ return wolfSSL_CertManagerSetOCSPOverrideURL(ctx->cm, url);
+ else
+ return BAD_FUNC_ARG;
+}
+
+
+int wolfSSL_CTX_SetOCSP_Cb(WOLFSSL_CTX* ctx, CbOCSPIO ioCb,
+ CbOCSPRespFree respFreeCb, void* ioCbCtx)
+{
+ WOLFSSL_ENTER("wolfSSL_CTX_SetOCSP_Cb");
+ if (ctx)
+ return wolfSSL_CertManagerSetOCSP_Cb(ctx->cm, ioCb,
+ respFreeCb, ioCbCtx);
+ else
+ return BAD_FUNC_ARG;
+}
+
+#if defined(HAVE_CERTIFICATE_STATUS_REQUEST) \
+ || defined(HAVE_CERTIFICATE_STATUS_REQUEST_V2)
+int wolfSSL_CTX_EnableOCSPStapling(WOLFSSL_CTX* ctx)
+{
+ WOLFSSL_ENTER("wolfSSL_CTX_EnableOCSPStapling");
+ if (ctx)
+ return wolfSSL_CertManagerEnableOCSPStapling(ctx->cm);
+ else
+ return BAD_FUNC_ARG;
+}
+#endif
+
+#endif /* HAVE_OCSP */
+
+
+#ifndef NO_FILESYSTEM
+
+/* process a file with name fname into ctx of format and type
+ userChain specifies a user certificate chain to pass during handshake */
+int ProcessFile(WOLFSSL_CTX* ctx, const char* fname, int format, int type,
+ WOLFSSL* ssl, int userChain, WOLFSSL_CRL* crl)
+{
+#ifdef WOLFSSL_SMALL_STACK
+ byte staticBuffer[1]; /* force heap usage */
+#else
+ byte staticBuffer[FILE_BUFFER_SIZE];
+#endif
+ byte* myBuffer = staticBuffer;
+ int dynamic = 0;
+ int ret;
+ long sz = 0;
+ XFILE file;
+ void* heapHint = ctx ? ctx->heap : NULL;
+
+ (void)crl;
+ (void)heapHint;
+
+ if (fname == NULL) return SSL_BAD_FILE;
+
+ file = XFOPEN(fname, "rb");
+ if (file == XBADFILE) return SSL_BAD_FILE;
+ XFSEEK(file, 0, XSEEK_END);
+ sz = XFTELL(file);
+ XREWIND(file);
+
+ if (sz > (long)sizeof(staticBuffer)) {
+ WOLFSSL_MSG("Getting dynamic buffer");
+ myBuffer = (byte*)XMALLOC(sz, heapHint, DYNAMIC_TYPE_FILE);
+ if (myBuffer == NULL) {
+ XFCLOSE(file);
+ return SSL_BAD_FILE;
+ }
+ dynamic = 1;
+ }
+ else if (sz < 0) {
+ XFCLOSE(file);
+ return SSL_BAD_FILE;
+ }
+
+ if ( (ret = (int)XFREAD(myBuffer, sz, 1, file)) < 0)
+ ret = SSL_BAD_FILE;
+ else {
+ if ((type == CA_TYPE || type == TRUSTED_PEER_TYPE)
+ && format == SSL_FILETYPE_PEM)
+ ret = ProcessChainBuffer(ctx, myBuffer, sz, format, type, ssl);
+#ifdef HAVE_CRL
+ else if (type == CRL_TYPE)
+ ret = BufferLoadCRL(crl, myBuffer, sz, format);
+#endif
+ else
+ ret = ProcessBuffer(ctx, myBuffer, sz, format, type, ssl, NULL,
+ userChain);
+ }
+
+ XFCLOSE(file);
+ if (dynamic)
+ XFREE(myBuffer, heapHint, DYNAMIC_TYPE_FILE);
+
+ return ret;
+}
+
+
+/* loads file then loads each file in path, no c_rehash */
+int wolfSSL_CTX_load_verify_locations(WOLFSSL_CTX* ctx, const char* file,
+ const char* path)
+{
+ int ret = SSL_SUCCESS;
+
+ WOLFSSL_ENTER("wolfSSL_CTX_load_verify_locations");
+ (void)path;
+
+ if (ctx == NULL || (file == NULL && path == NULL) )
+ return SSL_FAILURE;
+
+ if (file)
+ ret = ProcessFile(ctx, file, SSL_FILETYPE_PEM, CA_TYPE, NULL, 0, NULL);
+
+ if (ret == SSL_SUCCESS && path) {
+ /* try to load each regular file in path */
+ #ifdef USE_WINDOWS_API
+ WIN32_FIND_DATAA FindFileData;
+ HANDLE hFind;
+ #ifdef WOLFSSL_SMALL_STACK
+ char* name = NULL;
+ #else
+ char name[MAX_FILENAME_SZ];
+ #endif
+
+ #ifdef WOLFSSL_SMALL_STACK
+ name = (char*)XMALLOC(MAX_FILENAME_SZ, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ if (name == NULL)
+ return MEMORY_E;
+ #endif
+
+ XMEMSET(name, 0, MAX_FILENAME_SZ);
+ XSTRNCPY(name, path, MAX_FILENAME_SZ - 4);
+ XSTRNCAT(name, "\\*", 3);
+
+ hFind = FindFirstFileA(name, &FindFileData);
+ if (hFind == INVALID_HANDLE_VALUE) {
+ WOLFSSL_MSG("FindFirstFile for path verify locations failed");
+ #ifdef WOLFSSL_SMALL_STACK
+ XFREE(name, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ #endif
+ return BAD_PATH_ERROR;
+ }
+
+ do {
+ if (FindFileData.dwFileAttributes != FILE_ATTRIBUTE_DIRECTORY) {
+ XSTRNCPY(name, path, MAX_FILENAME_SZ/2 - 3);
+ XSTRNCAT(name, "\\", 2);
+ XSTRNCAT(name, FindFileData.cFileName, MAX_FILENAME_SZ/2);
+
+ ret = ProcessFile(ctx, name, SSL_FILETYPE_PEM, CA_TYPE,
+ NULL, 0, NULL);
+ }
+ } while (ret == SSL_SUCCESS && FindNextFileA(hFind, &FindFileData));
+
+ #ifdef WOLFSSL_SMALL_STACK
+ XFREE(name, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ #endif
+
+ FindClose(hFind);
+ #elif !defined(NO_WOLFSSL_DIR)
+ struct dirent* entry;
+ DIR* dir = opendir(path);
+ #ifdef WOLFSSL_SMALL_STACK
+ char* name = NULL;
+ #else
+ char name[MAX_FILENAME_SZ];
+ #endif
+
+ if (dir == NULL) {
+ WOLFSSL_MSG("opendir path verify locations failed");
+ return BAD_PATH_ERROR;
+ }
+
+ #ifdef WOLFSSL_SMALL_STACK
+ name = (char*)XMALLOC(MAX_FILENAME_SZ, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ if (name == NULL) {
+ closedir(dir);
+ return MEMORY_E;
+ }
+ #endif
+
+ while ( ret == SSL_SUCCESS && (entry = readdir(dir)) != NULL) {
+ struct stat s;
+
+ XMEMSET(name, 0, MAX_FILENAME_SZ);
+ XSTRNCPY(name, path, MAX_FILENAME_SZ/2 - 2);
+ XSTRNCAT(name, "/", 1);
+ XSTRNCAT(name, entry->d_name, MAX_FILENAME_SZ/2);
+
+ if (stat(name, &s) != 0) {
+ WOLFSSL_MSG("stat on name failed");
+ ret = BAD_PATH_ERROR;
+ } else if (s.st_mode & S_IFREG)
+ ret = ProcessFile(ctx, name, SSL_FILETYPE_PEM, CA_TYPE,
+ NULL, 0, NULL);
+ }
+
+ #ifdef WOLFSSL_SMALL_STACK
+ XFREE(name, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ #endif
+
+ closedir(dir);
+ #endif
+ }
+
+ return ret;
+}
+
+
+#ifdef WOLFSSL_TRUST_PEER_CERT
+/* Used to specify a peer cert to match when connecting
+ ctx : the ctx structure to load in peer cert
+ file: the string name of cert file
+ type: type of format such as PEM/DER
+ */
+int wolfSSL_CTX_trust_peer_cert(WOLFSSL_CTX* ctx, const char* file, int type)
+{
+ WOLFSSL_ENTER("wolfSSL_CTX_trust_peer_cert");
+
+ if (ctx == NULL || file == NULL) {
+ return SSL_FAILURE;
+ }
+
+ return ProcessFile(ctx, file, type, TRUSTED_PEER_TYPE, NULL, 0, NULL);
+}
+#endif /* WOLFSSL_TRUST_PEER_CERT */
+
+
+/* Verify the certificate, SSL_SUCCESS for ok, < 0 for error */
+int wolfSSL_CertManagerVerify(WOLFSSL_CERT_MANAGER* cm, const char* fname,
+ int format)
+{
+ int ret = SSL_FATAL_ERROR;
+#ifdef WOLFSSL_SMALL_STACK
+ byte staticBuffer[1]; /* force heap usage */
+#else
+ byte staticBuffer[FILE_BUFFER_SIZE];
+#endif
+ byte* myBuffer = staticBuffer;
+ int dynamic = 0;
+ long sz = 0;
+ XFILE file = XFOPEN(fname, "rb");
+
+ WOLFSSL_ENTER("wolfSSL_CertManagerVerify");
+
+ if (file == XBADFILE) return SSL_BAD_FILE;
+ XFSEEK(file, 0, XSEEK_END);
+ sz = XFTELL(file);
+ XREWIND(file);
+
+ if (sz > MAX_WOLFSSL_FILE_SIZE || sz < 0) {
+ WOLFSSL_MSG("CertManagerVerify file bad size");
+ XFCLOSE(file);
+ return SSL_BAD_FILE;
+ }
+
+ if (sz > (long)sizeof(staticBuffer)) {
+ WOLFSSL_MSG("Getting dynamic buffer");
+ myBuffer = (byte*) XMALLOC(sz, cm->heap, DYNAMIC_TYPE_FILE);
+ if (myBuffer == NULL) {
+ XFCLOSE(file);
+ return SSL_BAD_FILE;
+ }
+ dynamic = 1;
+ }
+
+ if ( (ret = (int)XFREAD(myBuffer, sz, 1, file)) < 0)
+ ret = SSL_BAD_FILE;
+ else
+ ret = wolfSSL_CertManagerVerifyBuffer(cm, myBuffer, sz, format);
+
+ XFCLOSE(file);
+ if (dynamic)
+ XFREE(myBuffer, cm->heap, DYNAMIC_TYPE_FILE);
+
+ return ret;
+}
+
+
+/* like load verify locations, 1 for success, < 0 for error */
+int wolfSSL_CertManagerLoadCA(WOLFSSL_CERT_MANAGER* cm, const char* file,
+ const char* path)
+{
+ int ret = SSL_FATAL_ERROR;
+ WOLFSSL_CTX* tmp;
+
+ WOLFSSL_ENTER("wolfSSL_CertManagerLoadCA");
+
+ if (cm == NULL) {
+ WOLFSSL_MSG("No CertManager error");
+ return ret;
+ }
+ tmp = wolfSSL_CTX_new(cm_pick_method());
+
+ if (tmp == NULL) {
+ WOLFSSL_MSG("CTX new failed");
+ return ret;
+ }
+
+ /* for tmp use */
+ wolfSSL_CertManagerFree(tmp->cm);
+ tmp->cm = cm;
+
+ ret = wolfSSL_CTX_load_verify_locations(tmp, file, path);
+
+ /* don't loose our good one */
+ tmp->cm = NULL;
+ wolfSSL_CTX_free(tmp);
+
+ return ret;
+}
+
+
+
+
+int wolfSSL_CTX_check_private_key(WOLFSSL_CTX* ctx)
+{
+ /* TODO: check private against public for RSA match */
+ (void)ctx;
+ WOLFSSL_ENTER("SSL_CTX_check_private_key");
+ return SSL_SUCCESS;
+}
+
+
+#ifdef HAVE_CRL
+
+
+/* check CRL if enabled, SSL_SUCCESS */
+int wolfSSL_CertManagerCheckCRL(WOLFSSL_CERT_MANAGER* cm, byte* der, int sz)
+{
+ int ret = 0;
+#ifdef WOLFSSL_SMALL_STACK
+ DecodedCert* cert = NULL;
+#else
+ DecodedCert cert[1];
+#endif
+
+ WOLFSSL_ENTER("wolfSSL_CertManagerCheckCRL");
+
+ if (cm == NULL)
+ return BAD_FUNC_ARG;
+
+ if (cm->crlEnabled == 0)
+ return SSL_SUCCESS;
+
+#ifdef WOLFSSL_SMALL_STACK
+ cert = (DecodedCert*)XMALLOC(sizeof(DecodedCert), NULL,
+ DYNAMIC_TYPE_TMP_BUFFER);
+ if (cert == NULL)
+ return MEMORY_E;
+#endif
+
+ InitDecodedCert(cert, der, sz, NULL);
+
+ if ((ret = ParseCertRelative(cert, CERT_TYPE, NO_VERIFY, cm)) != 0) {
+ WOLFSSL_MSG("ParseCert failed");
+ }
+ else if ((ret = CheckCertCRL(cm->crl, cert)) != 0) {
+ WOLFSSL_MSG("CheckCertCRL failed");
+ }
+
+ FreeDecodedCert(cert);
+#ifdef WOLFSSL_SMALL_STACK
+ XFREE(cert, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+#endif
+
+ return ret == 0 ? SSL_SUCCESS : ret;
+}
+
+
+int wolfSSL_CertManagerSetCRL_Cb(WOLFSSL_CERT_MANAGER* cm, CbMissingCRL cb)
+{
+ WOLFSSL_ENTER("wolfSSL_CertManagerSetCRL_Cb");
+ if (cm == NULL)
+ return BAD_FUNC_ARG;
+
+ cm->cbMissingCRL = cb;
+
+ return SSL_SUCCESS;
+}
+
+
+int wolfSSL_CertManagerLoadCRL(WOLFSSL_CERT_MANAGER* cm, const char* path,
+ int type, int monitor)
+{
+ WOLFSSL_ENTER("wolfSSL_CertManagerLoadCRL");
+ if (cm == NULL)
+ return BAD_FUNC_ARG;
+
+ if (cm->crl == NULL) {
+ if (wolfSSL_CertManagerEnableCRL(cm, 0) != SSL_SUCCESS) {
+ WOLFSSL_MSG("Enable CRL failed");
+ return SSL_FATAL_ERROR;
+ }
+ }
+
+ return LoadCRL(cm->crl, path, type, monitor);
+}
+
+
+int wolfSSL_EnableCRL(WOLFSSL* ssl, int options)
+{
+ WOLFSSL_ENTER("wolfSSL_EnableCRL");
+ if (ssl)
+ return wolfSSL_CertManagerEnableCRL(ssl->ctx->cm, options);
+ else
+ return BAD_FUNC_ARG;
+}
+
+
+int wolfSSL_DisableCRL(WOLFSSL* ssl)
+{
+ WOLFSSL_ENTER("wolfSSL_DisableCRL");
+ if (ssl)
+ return wolfSSL_CertManagerDisableCRL(ssl->ctx->cm);
+ else
+ return BAD_FUNC_ARG;
+}
+
+
+int wolfSSL_LoadCRL(WOLFSSL* ssl, const char* path, int type, int monitor)
+{
+ WOLFSSL_ENTER("wolfSSL_LoadCRL");
+ if (ssl)
+ return wolfSSL_CertManagerLoadCRL(ssl->ctx->cm, path, type, monitor);
+ else
+ return BAD_FUNC_ARG;
+}
+
+
+int wolfSSL_SetCRL_Cb(WOLFSSL* ssl, CbMissingCRL cb)
+{
+ WOLFSSL_ENTER("wolfSSL_SetCRL_Cb");
+ if (ssl)
+ return wolfSSL_CertManagerSetCRL_Cb(ssl->ctx->cm, cb);
+ else
+ return BAD_FUNC_ARG;
+}
+
+
+int wolfSSL_CTX_EnableCRL(WOLFSSL_CTX* ctx, int options)
+{
+ WOLFSSL_ENTER("wolfSSL_CTX_EnableCRL");
+ if (ctx)
+ return wolfSSL_CertManagerEnableCRL(ctx->cm, options);
+ else
+ return BAD_FUNC_ARG;
+}
+
+
+int wolfSSL_CTX_DisableCRL(WOLFSSL_CTX* ctx)
+{
+ WOLFSSL_ENTER("wolfSSL_CTX_DisableCRL");
+ if (ctx)
+ return wolfSSL_CertManagerDisableCRL(ctx->cm);
+ else
+ return BAD_FUNC_ARG;
+}
+
+
+int wolfSSL_CTX_LoadCRL(WOLFSSL_CTX* ctx, const char* path,
+ int type, int monitor)
+{
+ WOLFSSL_ENTER("wolfSSL_CTX_LoadCRL");
+ if (ctx)
+ return wolfSSL_CertManagerLoadCRL(ctx->cm, path, type, monitor);
+ else
+ return BAD_FUNC_ARG;
+}
+
+
+int wolfSSL_CTX_SetCRL_Cb(WOLFSSL_CTX* ctx, CbMissingCRL cb)
+{
+ WOLFSSL_ENTER("wolfSSL_CTX_SetCRL_Cb");
+ if (ctx)
+ return wolfSSL_CertManagerSetCRL_Cb(ctx->cm, cb);
+ else
+ return BAD_FUNC_ARG;
+}
+
+
+#endif /* HAVE_CRL */
+
+
+#ifdef WOLFSSL_DER_LOAD
+
+/* Add format parameter to allow DER load of CA files */
+int wolfSSL_CTX_der_load_verify_locations(WOLFSSL_CTX* ctx, const char* file,
+ int format)
+{
+ WOLFSSL_ENTER("wolfSSL_CTX_der_load_verify_locations");
+ if (ctx == NULL || file == NULL)
+ return SSL_FAILURE;
+
+ if (ProcessFile(ctx, file, format, CA_TYPE, NULL, 0, NULL) == SSL_SUCCESS)
+ return SSL_SUCCESS;
+
+ return SSL_FAILURE;
+}
+
+#endif /* WOLFSSL_DER_LOAD */
+
+
+#ifdef WOLFSSL_CERT_GEN
+
+/* load pem cert from file into der buffer, return der size or error */
+int wolfSSL_PemCertToDer(const char* fileName, unsigned char* derBuf, int derSz)
+{
+#ifdef WOLFSSL_SMALL_STACK
+ EncryptedInfo* info = NULL;
+ byte staticBuffer[1]; /* force XMALLOC */
+#else
+ EncryptedInfo info[1];
+ byte staticBuffer[FILE_BUFFER_SIZE];
+#endif
+ byte* fileBuf = staticBuffer;
+ int dynamic = 0;
+ int ret = 0;
+ int ecc = 0;
+ long sz = 0;
+ XFILE file = XFOPEN(fileName, "rb");
+ DerBuffer* converted = NULL;
+
+ WOLFSSL_ENTER("wolfSSL_PemCertToDer");
+
+ if (file == XBADFILE) {
+ ret = SSL_BAD_FILE;
+ }
+ else {
+ XFSEEK(file, 0, XSEEK_END);
+ sz = XFTELL(file);
+ XREWIND(file);
+
+ if (sz < 0) {
+ ret = SSL_BAD_FILE;
+ }
+ else if (sz > (long)sizeof(staticBuffer)) {
+ fileBuf = (byte*)XMALLOC(sz, 0, DYNAMIC_TYPE_FILE);
+ if (fileBuf == NULL)
+ ret = MEMORY_E;
+ else
+ dynamic = 1;
+ }
+
+ if (ret == 0) {
+ if ( (ret = (int)XFREAD(fileBuf, sz, 1, file)) < 0) {
+ ret = SSL_BAD_FILE;
+ }
+ else {
+ #ifdef WOLFSSL_SMALL_STACK
+ info = (EncryptedInfo*)XMALLOC(sizeof(EncryptedInfo), NULL,
+ DYNAMIC_TYPE_TMP_BUFFER);
+ if (info == NULL)
+ ret = MEMORY_E;
+ else
+ #endif
+ {
+ ret = PemToDer(fileBuf, sz, CA_TYPE, &converted,
+ 0, info, &ecc);
+ #ifdef WOLFSSL_SMALL_STACK
+ XFREE(info, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ #endif
+ }
+ }
+
+ if (ret == 0) {
+ if (converted->length < (word32)derSz) {
+ XMEMCPY(derBuf, converted->buffer, converted->length);
+ ret = converted->length;
+ }
+ else
+ ret = BUFFER_E;
+ }
+
+ FreeDer(&converted);
+ }
+
+ XFCLOSE(file);
+ if (dynamic)
+ XFREE(fileBuf, 0, DYNAMIC_TYPE_FILE);
+ }
+
+ return ret;
+}
+
+#endif /* WOLFSSL_CERT_GEN */
+
+#ifdef WOLFSSL_CERT_EXT
+#ifndef NO_FILESYSTEM
+/* load pem public key from file into der buffer, return der size or error */
+int wolfSSL_PemPubKeyToDer(const char* fileName,
+ unsigned char* derBuf, int derSz)
+{
+#ifdef WOLFSSL_SMALL_STACK
+ byte staticBuffer[1]; /* force XMALLOC */
+#else
+ byte staticBuffer[FILE_BUFFER_SIZE];
+#endif
+ byte* fileBuf = staticBuffer;
+ int dynamic = 0;
+ int ret = 0;
+ long sz = 0;
+ XFILE file = XFOPEN(fileName, "rb");
+ DerBuffer* converted = NULL;
+
+ WOLFSSL_ENTER("wolfSSL_PemPubKeyToDer");
+
+ if (file == XBADFILE) {
+ ret = SSL_BAD_FILE;
+ }
+ else {
+ XFSEEK(file, 0, XSEEK_END);
+ sz = XFTELL(file);
+ XREWIND(file);
+
+ if (sz < 0) {
+ ret = SSL_BAD_FILE;
+ }
+ else if (sz > (long)sizeof(staticBuffer)) {
+ fileBuf = (byte*)XMALLOC(sz, 0, DYNAMIC_TYPE_FILE);
+ if (fileBuf == NULL)
+ ret = MEMORY_E;
+ else
+ dynamic = 1;
+ }
+ if (ret == 0) {
+ if ( (ret = (int)XFREAD(fileBuf, sz, 1, file)) < 0)
+ ret = SSL_BAD_FILE;
+ else
+ ret = PemToDer(fileBuf, sz, PUBLICKEY_TYPE, &converted,
+ 0, NULL, NULL);
+
+ if (ret == 0) {
+ if (converted->length < (word32)derSz) {
+ XMEMCPY(derBuf, converted->buffer, converted->length);
+ ret = converted->length;
+ }
+ else
+ ret = BUFFER_E;
+ }
+
+ FreeDer(&converted);
+ }
+
+ XFCLOSE(file);
+ if (dynamic)
+ XFREE(fileBuf, 0, DYNAMIC_TYPE_FILE);
+ }
+
+ return ret;
+}
+#endif /* NO_FILESYSTEM */
+
+/* Return bytes written to buff or < 0 for error */
+int wolfSSL_PubKeyPemToDer(const unsigned char* pem, int pemSz,
+ unsigned char* buff, int buffSz)
+{
+ int ret;
+ DerBuffer* der = NULL;
+
+ WOLFSSL_ENTER("wolfSSL_PubKeyPemToDer");
+
+ if (pem == NULL || buff == NULL || buffSz <= 0) {
+ WOLFSSL_MSG("Bad pem der args");
+ return BAD_FUNC_ARG;
+ }
+
+ ret = PemToDer(pem, pemSz, PUBLICKEY_TYPE, &der, NULL, NULL, NULL);
+ if (ret < 0) {
+ WOLFSSL_MSG("Bad Pem To Der");
+ }
+ else {
+ if (der->length <= (word32)buffSz) {
+ XMEMCPY(buff, der->buffer, der->length);
+ ret = der->length;
+ }
+ else {
+ WOLFSSL_MSG("Bad der length");
+ ret = BAD_FUNC_ARG;
+ }
+ }
+
+ FreeDer(&der);
+ return ret;
+}
+
+#endif /* WOLFSSL_CERT_EXT */
+
+int wolfSSL_CTX_use_certificate_file(WOLFSSL_CTX* ctx, const char* file,
+ int format)
+{
+ WOLFSSL_ENTER("wolfSSL_CTX_use_certificate_file");
+ if (ProcessFile(ctx, file, format, CERT_TYPE, NULL, 0, NULL) == SSL_SUCCESS)
+ return SSL_SUCCESS;
+
+ return SSL_FAILURE;
+}
+
+
+int wolfSSL_CTX_use_PrivateKey_file(WOLFSSL_CTX* ctx, const char* file,
+ int format)
+{
+ WOLFSSL_ENTER("wolfSSL_CTX_use_PrivateKey_file");
+ if (ProcessFile(ctx, file, format, PRIVATEKEY_TYPE, NULL, 0, NULL)
+ == SSL_SUCCESS)
+ return SSL_SUCCESS;
+
+ return SSL_FAILURE;
+}
+
+
+/* get cert chaining depth using ssl struct */
+long wolfSSL_get_verify_depth(WOLFSSL* ssl)
+{
+ if(ssl == NULL) {
+ return BAD_FUNC_ARG;
+ }
+ return MAX_CHAIN_DEPTH;
+}
+
+
+/* get cert chaining depth using ctx struct */
+long wolfSSL_CTX_get_verify_depth(WOLFSSL_CTX* ctx)
+{
+ if(ctx == NULL) {
+ return BAD_FUNC_ARG;
+ }
+ return MAX_CHAIN_DEPTH;
+}
+
+
+int wolfSSL_CTX_use_certificate_chain_file(WOLFSSL_CTX* ctx, const char* file)
+{
+ /* process up to MAX_CHAIN_DEPTH plus subject cert */
+ WOLFSSL_ENTER("wolfSSL_CTX_use_certificate_chain_file");
+ if (ProcessFile(ctx, file, SSL_FILETYPE_PEM,CERT_TYPE,NULL,1, NULL)
+ == SSL_SUCCESS)
+ return SSL_SUCCESS;
+
+ return SSL_FAILURE;
+}
+
+
+#ifndef NO_DH
+
+/* server Diffie-Hellman parameters */
+static int wolfSSL_SetTmpDH_file_wrapper(WOLFSSL_CTX* ctx, WOLFSSL* ssl,
+ const char* fname, int format)
+{
+#ifdef WOLFSSL_SMALL_STACK
+ byte staticBuffer[1]; /* force heap usage */
+#else
+ byte staticBuffer[FILE_BUFFER_SIZE];
+#endif
+ byte* myBuffer = staticBuffer;
+ int dynamic = 0;
+ int ret;
+ long sz = 0;
+ XFILE file;
+
+ if (ctx == NULL || fname == NULL)
+ return BAD_FUNC_ARG;
+
+ file = XFOPEN(fname, "rb");
+ if (file == XBADFILE) return SSL_BAD_FILE;
+ XFSEEK(file, 0, XSEEK_END);
+ sz = XFTELL(file);
+ XREWIND(file);
+
+ if (sz > (long)sizeof(staticBuffer)) {
+ WOLFSSL_MSG("Getting dynamic buffer");
+ myBuffer = (byte*) XMALLOC(sz, ctx->heap, DYNAMIC_TYPE_FILE);
+ if (myBuffer == NULL) {
+ XFCLOSE(file);
+ return SSL_BAD_FILE;
+ }
+ dynamic = 1;
+ }
+ else if (sz < 0) {
+ XFCLOSE(file);
+ return SSL_BAD_FILE;
+ }
+
+ if ( (ret = (int)XFREAD(myBuffer, sz, 1, file)) < 0)
+ ret = SSL_BAD_FILE;
+ else {
+ if (ssl)
+ ret = wolfSSL_SetTmpDH_buffer(ssl, myBuffer, sz, format);
+ else
+ ret = wolfSSL_CTX_SetTmpDH_buffer(ctx, myBuffer, sz, format);
+ }
+
+ XFCLOSE(file);
+ if (dynamic)
+ XFREE(myBuffer, ctx->heap, DYNAMIC_TYPE_FILE);
+
+ return ret;
+}
+
+/* server Diffie-Hellman parameters */
+int wolfSSL_SetTmpDH_file(WOLFSSL* ssl, const char* fname, int format)
+{
+ if (ssl == NULL)
+ return BAD_FUNC_ARG;
+
+ return wolfSSL_SetTmpDH_file_wrapper(ssl->ctx, ssl, fname, format);
+}
+
+
+/* server Diffie-Hellman parameters */
+int wolfSSL_CTX_SetTmpDH_file(WOLFSSL_CTX* ctx, const char* fname, int format)
+{
+ return wolfSSL_SetTmpDH_file_wrapper(ctx, NULL, fname, format);
+}
+
+#endif /* NO_DH */
+
+
+#ifdef OPENSSL_EXTRA
+/* put SSL type in extra for now, not very common */
+
+int wolfSSL_use_certificate_file(WOLFSSL* ssl, const char* file, int format)
+{
+ WOLFSSL_ENTER("wolfSSL_use_certificate_file");
+ if (ProcessFile(ssl->ctx, file, format, CERT_TYPE,
+ ssl, 0, NULL) == SSL_SUCCESS)
+ return SSL_SUCCESS;
+
+ return SSL_FAILURE;
+}
+
+
+int wolfSSL_use_PrivateKey_file(WOLFSSL* ssl, const char* file, int format)
+{
+ WOLFSSL_ENTER("wolfSSL_use_PrivateKey_file");
+ if (ProcessFile(ssl->ctx, file, format, PRIVATEKEY_TYPE,
+ ssl, 0, NULL) == SSL_SUCCESS)
+ return SSL_SUCCESS;
+
+ return SSL_FAILURE;
+}
+
+
+int wolfSSL_use_certificate_chain_file(WOLFSSL* ssl, const char* file)
+{
+ /* process up to MAX_CHAIN_DEPTH plus subject cert */
+ WOLFSSL_ENTER("wolfSSL_use_certificate_chain_file");
+ if (ProcessFile(ssl->ctx, file, SSL_FILETYPE_PEM, CERT_TYPE,
+ ssl, 1, NULL) == SSL_SUCCESS)
+ return SSL_SUCCESS;
+
+ return SSL_FAILURE;
+}
+
+
+
+#ifdef HAVE_ECC
+
+/* Set Temp CTX EC-DHE size in octets, should be 20 - 66 for 160 - 521 bit */
+int wolfSSL_CTX_SetTmpEC_DHE_Sz(WOLFSSL_CTX* ctx, word16 sz)
+{
+ if (ctx == NULL || sz < ECC_MINSIZE || sz > ECC_MAXSIZE)
+ return BAD_FUNC_ARG;
+
+ ctx->eccTempKeySz = sz;
+
+ return SSL_SUCCESS;
+}
+
+
+/* Set Temp SSL EC-DHE size in octets, should be 20 - 66 for 160 - 521 bit */
+int wolfSSL_SetTmpEC_DHE_Sz(WOLFSSL* ssl, word16 sz)
+{
+ if (ssl == NULL || sz < ECC_MINSIZE || sz > ECC_MAXSIZE)
+ return BAD_FUNC_ARG;
+
+ ssl->eccTempKeySz = sz;
+
+ return SSL_SUCCESS;
+}
+
+#endif /* HAVE_ECC */
+
+
+
+
+int wolfSSL_CTX_use_RSAPrivateKey_file(WOLFSSL_CTX* ctx,const char* file,
+ int format)
+{
+ WOLFSSL_ENTER("SSL_CTX_use_RSAPrivateKey_file");
+
+ return wolfSSL_CTX_use_PrivateKey_file(ctx, file, format);
+}
+
+
+int wolfSSL_use_RSAPrivateKey_file(WOLFSSL* ssl, const char* file, int format)
+{
+ WOLFSSL_ENTER("wolfSSL_use_RSAPrivateKey_file");
+
+ return wolfSSL_use_PrivateKey_file(ssl, file, format);
+}
+
+#endif /* OPENSSL_EXTRA */
+
+#ifdef HAVE_NTRU
+
+int wolfSSL_CTX_use_NTRUPrivateKey_file(WOLFSSL_CTX* ctx, const char* file)
+{
+ WOLFSSL_ENTER("wolfSSL_CTX_use_NTRUPrivateKey_file");
+ if (ctx == NULL)
+ return SSL_FAILURE;
+
+ if (ProcessFile(ctx, file, SSL_FILETYPE_RAW, PRIVATEKEY_TYPE, NULL, 0, NULL)
+ == SSL_SUCCESS) {
+ ctx->haveNTRU = 1;
+ return SSL_SUCCESS;
+ }
+
+ return SSL_FAILURE;
+}
+
+#endif /* HAVE_NTRU */
+
+
+#endif /* NO_FILESYSTEM */
+
+
+void wolfSSL_CTX_set_verify(WOLFSSL_CTX* ctx, int mode, VerifyCallback vc)
+{
+ WOLFSSL_ENTER("wolfSSL_CTX_set_verify");
+ if (mode & SSL_VERIFY_PEER) {
+ ctx->verifyPeer = 1;
+ ctx->verifyNone = 0; /* in case previously set */
+ }
+
+ if (mode == SSL_VERIFY_NONE) {
+ ctx->verifyNone = 1;
+ ctx->verifyPeer = 0; /* in case previously set */
+ }
+
+ if (mode & SSL_VERIFY_FAIL_IF_NO_PEER_CERT)
+ ctx->failNoCert = 1;
+
+ if (mode & SSL_VERIFY_FAIL_EXCEPT_PSK) {
+ ctx->failNoCert = 0; /* fail on all is set to fail on PSK */
+ ctx->failNoCertxPSK = 1;
+ }
+
+ ctx->verifyCallback = vc;
+}
+
+
+void wolfSSL_set_verify(WOLFSSL* ssl, int mode, VerifyCallback vc)
+{
+ WOLFSSL_ENTER("wolfSSL_set_verify");
+ if (mode & SSL_VERIFY_PEER) {
+ ssl->options.verifyPeer = 1;
+ ssl->options.verifyNone = 0; /* in case previously set */
+ }
+
+ if (mode == SSL_VERIFY_NONE) {
+ ssl->options.verifyNone = 1;
+ ssl->options.verifyPeer = 0; /* in case previously set */
+ }
+
+ if (mode & SSL_VERIFY_FAIL_IF_NO_PEER_CERT)
+ ssl->options.failNoCert = 1;
+
+ if (mode & SSL_VERIFY_FAIL_EXCEPT_PSK) {
+ ssl->options.failNoCert = 0; /* fail on all is set to fail on PSK */
+ ssl->options.failNoCertxPSK = 1;
+ }
+
+ ssl->verifyCallback = vc;
+}
+
+
+/* store user ctx for verify callback */
+void wolfSSL_SetCertCbCtx(WOLFSSL* ssl, void* ctx)
+{
+ WOLFSSL_ENTER("wolfSSL_SetCertCbCtx");
+ if (ssl)
+ ssl->verifyCbCtx = ctx;
+}
+
+
+/* store context CA Cache addition callback */
+void wolfSSL_CTX_SetCACb(WOLFSSL_CTX* ctx, CallbackCACache cb)
+{
+ if (ctx && ctx->cm)
+ ctx->cm->caCacheCallback = cb;
+}
+
+
+#if defined(PERSIST_CERT_CACHE)
+
+#if !defined(NO_FILESYSTEM)
+
+/* Persist cert cache to file */
+int wolfSSL_CTX_save_cert_cache(WOLFSSL_CTX* ctx, const char* fname)
+{
+ WOLFSSL_ENTER("wolfSSL_CTX_save_cert_cache");
+
+ if (ctx == NULL || fname == NULL)
+ return BAD_FUNC_ARG;
+
+ return CM_SaveCertCache(ctx->cm, fname);
+}
+
+
+/* Persist cert cache from file */
+int wolfSSL_CTX_restore_cert_cache(WOLFSSL_CTX* ctx, const char* fname)
+{
+ WOLFSSL_ENTER("wolfSSL_CTX_restore_cert_cache");
+
+ if (ctx == NULL || fname == NULL)
+ return BAD_FUNC_ARG;
+
+ return CM_RestoreCertCache(ctx->cm, fname);
+}
+
+#endif /* NO_FILESYSTEM */
+
+/* Persist cert cache to memory */
+int wolfSSL_CTX_memsave_cert_cache(WOLFSSL_CTX* ctx, void* mem,
+ int sz, int* used)
+{
+ WOLFSSL_ENTER("wolfSSL_CTX_memsave_cert_cache");
+
+ if (ctx == NULL || mem == NULL || used == NULL || sz <= 0)
+ return BAD_FUNC_ARG;
+
+ return CM_MemSaveCertCache(ctx->cm, mem, sz, used);
+}
+
+
+/* Restore cert cache from memory */
+int wolfSSL_CTX_memrestore_cert_cache(WOLFSSL_CTX* ctx, const void* mem, int sz)
+{
+ WOLFSSL_ENTER("wolfSSL_CTX_memrestore_cert_cache");
+
+ if (ctx == NULL || mem == NULL || sz <= 0)
+ return BAD_FUNC_ARG;
+
+ return CM_MemRestoreCertCache(ctx->cm, mem, sz);
+}
+
+
+/* get how big the the cert cache save buffer needs to be */
+int wolfSSL_CTX_get_cert_cache_memsize(WOLFSSL_CTX* ctx)
+{
+ WOLFSSL_ENTER("wolfSSL_CTX_get_cert_cache_memsize");
+
+ if (ctx == NULL)
+ return BAD_FUNC_ARG;
+
+ return CM_GetCertCacheMemSize(ctx->cm);
+}
+
+#endif /* PERSISTE_CERT_CACHE */
+#endif /* !NO_CERTS */
+
+
+#ifndef NO_SESSION_CACHE
+
+WOLFSSL_SESSION* wolfSSL_get_session(WOLFSSL* ssl)
+{
+ WOLFSSL_ENTER("SSL_get_session");
+ if (ssl)
+ return GetSession(ssl, 0);
+
+ return NULL;
+}
+
+
+int wolfSSL_set_session(WOLFSSL* ssl, WOLFSSL_SESSION* session)
+{
+ WOLFSSL_ENTER("SSL_set_session");
+ if (session)
+ return SetSession(ssl, session);
+
+ return SSL_FAILURE;
+}
+
+
+#ifndef NO_CLIENT_CACHE
+
+/* Associate client session with serverID, find existing or store for saving
+ if newSession flag on, don't reuse existing session
+ SSL_SUCCESS on ok */
+int wolfSSL_SetServerID(WOLFSSL* ssl, const byte* id, int len, int newSession)
+{
+ WOLFSSL_SESSION* session = NULL;
+
+ WOLFSSL_ENTER("wolfSSL_SetServerID");
+
+ if (ssl == NULL || id == NULL || len <= 0)
+ return BAD_FUNC_ARG;
+
+ if (newSession == 0) {
+ session = GetSessionClient(ssl, id, len);
+ if (session) {
+ if (SetSession(ssl, session) != SSL_SUCCESS) {
+ WOLFSSL_MSG("SetSession failed");
+ session = NULL;
+ }
+ }
+ }
+
+ if (session == NULL) {
+ WOLFSSL_MSG("Valid ServerID not cached already");
+
+ ssl->session.idLen = (word16)min(SERVER_ID_LEN, (word32)len);
+ XMEMCPY(ssl->session.serverID, id, ssl->session.idLen);
+ }
+
+ return SSL_SUCCESS;
+}
+
+#endif /* NO_CLIENT_CACHE */
+
+#if defined(PERSIST_SESSION_CACHE)
+
+/* for persistence, if changes to layout need to increment and modify
+ save_session_cache() and restore_session_cache and memory versions too */
+#define WOLFSSL_CACHE_VERSION 2
+
+/* Session Cache Header information */
+typedef struct {
+ int version; /* cache layout version id */
+ int rows; /* session rows */
+ int columns; /* session columns */
+ int sessionSz; /* sizeof WOLFSSL_SESSION */
+} cache_header_t;
+
+/* current persistence layout is:
+
+ 1) cache_header_t
+ 2) SessionCache
+ 3) ClientCache
+
+ update WOLFSSL_CACHE_VERSION if change layout for the following
+ PERSISTENT_SESSION_CACHE functions
+*/
+
+
+/* get how big the the session cache save buffer needs to be */
+int wolfSSL_get_session_cache_memsize(void)
+{
+ int sz = (int)(sizeof(SessionCache) + sizeof(cache_header_t));
+
+ #ifndef NO_CLIENT_CACHE
+ sz += (int)(sizeof(ClientCache));
+ #endif
+
+ return sz;
+}
+
+
+/* Persist session cache to memory */
+int wolfSSL_memsave_session_cache(void* mem, int sz)
+{
+ int i;
+ cache_header_t cache_header;
+ SessionRow* row = (SessionRow*)((byte*)mem + sizeof(cache_header));
+#ifndef NO_CLIENT_CACHE
+ ClientRow* clRow;
+#endif
+
+ WOLFSSL_ENTER("wolfSSL_memsave_session_cache");
+
+ if (sz < wolfSSL_get_session_cache_memsize()) {
+ WOLFSSL_MSG("Memory buffer too small");
+ return BUFFER_E;
+ }
+
+ cache_header.version = WOLFSSL_CACHE_VERSION;
+ cache_header.rows = SESSION_ROWS;
+ cache_header.columns = SESSIONS_PER_ROW;
+ cache_header.sessionSz = (int)sizeof(WOLFSSL_SESSION);
+ XMEMCPY(mem, &cache_header, sizeof(cache_header));
+
+ if (LockMutex(&session_mutex) != 0) {
+ WOLFSSL_MSG("Session cache mutex lock failed");
+ return BAD_MUTEX_E;
+ }
+
+ for (i = 0; i < cache_header.rows; ++i)
+ XMEMCPY(row++, SessionCache + i, sizeof(SessionRow));
+
+#ifndef NO_CLIENT_CACHE
+ clRow = (ClientRow*)row;
+ for (i = 0; i < cache_header.rows; ++i)
+ XMEMCPY(clRow++, ClientCache + i, sizeof(ClientRow));
+#endif
+
+ UnLockMutex(&session_mutex);
+
+ WOLFSSL_LEAVE("wolfSSL_memsave_session_cache", SSL_SUCCESS);
+
+ return SSL_SUCCESS;
+}
+
+
+/* Restore the persistent session cache from memory */
+int wolfSSL_memrestore_session_cache(const void* mem, int sz)
+{
+ int i;
+ cache_header_t cache_header;
+ SessionRow* row = (SessionRow*)((byte*)mem + sizeof(cache_header));
+#ifndef NO_CLIENT_CACHE
+ ClientRow* clRow;
+#endif
+
+ WOLFSSL_ENTER("wolfSSL_memrestore_session_cache");
+
+ if (sz < wolfSSL_get_session_cache_memsize()) {
+ WOLFSSL_MSG("Memory buffer too small");
+ return BUFFER_E;
+ }
+
+ XMEMCPY(&cache_header, mem, sizeof(cache_header));
+ if (cache_header.version != WOLFSSL_CACHE_VERSION ||
+ cache_header.rows != SESSION_ROWS ||
+ cache_header.columns != SESSIONS_PER_ROW ||
+ cache_header.sessionSz != (int)sizeof(WOLFSSL_SESSION)) {
+
+ WOLFSSL_MSG("Session cache header match failed");
+ return CACHE_MATCH_ERROR;
+ }
+
+ if (LockMutex(&session_mutex) != 0) {
+ WOLFSSL_MSG("Session cache mutex lock failed");
+ return BAD_MUTEX_E;
+ }
+
+ for (i = 0; i < cache_header.rows; ++i)
+ XMEMCPY(SessionCache + i, row++, sizeof(SessionRow));
+
+#ifndef NO_CLIENT_CACHE
+ clRow = (ClientRow*)row;
+ for (i = 0; i < cache_header.rows; ++i)
+ XMEMCPY(ClientCache + i, clRow++, sizeof(ClientRow));
+#endif
+
+ UnLockMutex(&session_mutex);
+
+ WOLFSSL_LEAVE("wolfSSL_memrestore_session_cache", SSL_SUCCESS);
+
+ return SSL_SUCCESS;
+}
+
+#if !defined(NO_FILESYSTEM)
+
+/* Persist session cache to file */
+/* doesn't use memsave because of additional memory use */
+int wolfSSL_save_session_cache(const char *fname)
+{
+ XFILE file;
+ int ret;
+ int rc = SSL_SUCCESS;
+ int i;
+ cache_header_t cache_header;
+
+ WOLFSSL_ENTER("wolfSSL_save_session_cache");
+
+ file = XFOPEN(fname, "w+b");
+ if (file == XBADFILE) {
+ WOLFSSL_MSG("Couldn't open session cache save file");
+ return SSL_BAD_FILE;
+ }
+ cache_header.version = WOLFSSL_CACHE_VERSION;
+ cache_header.rows = SESSION_ROWS;
+ cache_header.columns = SESSIONS_PER_ROW;
+ cache_header.sessionSz = (int)sizeof(WOLFSSL_SESSION);
+
+ /* cache header */
+ ret = (int)XFWRITE(&cache_header, sizeof cache_header, 1, file);
+ if (ret != 1) {
+ WOLFSSL_MSG("Session cache header file write failed");
+ XFCLOSE(file);
+ return FWRITE_ERROR;
+ }
+
+ if (LockMutex(&session_mutex) != 0) {
+ WOLFSSL_MSG("Session cache mutex lock failed");
+ XFCLOSE(file);
+ return BAD_MUTEX_E;
+ }
+
+ /* session cache */
+ for (i = 0; i < cache_header.rows; ++i) {
+ ret = (int)XFWRITE(SessionCache + i, sizeof(SessionRow), 1, file);
+ if (ret != 1) {
+ WOLFSSL_MSG("Session cache member file write failed");
+ rc = FWRITE_ERROR;
+ break;
+ }
+ }
+
+#ifndef NO_CLIENT_CACHE
+ /* client cache */
+ for (i = 0; i < cache_header.rows; ++i) {
+ ret = (int)XFWRITE(ClientCache + i, sizeof(ClientRow), 1, file);
+ if (ret != 1) {
+ WOLFSSL_MSG("Client cache member file write failed");
+ rc = FWRITE_ERROR;
+ break;
+ }
+ }
+#endif /* NO_CLIENT_CACHE */
+
+ UnLockMutex(&session_mutex);
+
+ XFCLOSE(file);
+ WOLFSSL_LEAVE("wolfSSL_save_session_cache", rc);
+
+ return rc;
+}
+
+
+/* Restore the persistent session cache from file */
+/* doesn't use memstore because of additional memory use */
+int wolfSSL_restore_session_cache(const char *fname)
+{
+ XFILE file;
+ int rc = SSL_SUCCESS;
+ int ret;
+ int i;
+ cache_header_t cache_header;
+
+ WOLFSSL_ENTER("wolfSSL_restore_session_cache");
+
+ file = XFOPEN(fname, "rb");
+ if (file == XBADFILE) {
+ WOLFSSL_MSG("Couldn't open session cache save file");
+ return SSL_BAD_FILE;
+ }
+ /* cache header */
+ ret = (int)XFREAD(&cache_header, sizeof cache_header, 1, file);
+ if (ret != 1) {
+ WOLFSSL_MSG("Session cache header file read failed");
+ XFCLOSE(file);
+ return FREAD_ERROR;
+ }
+ if (cache_header.version != WOLFSSL_CACHE_VERSION ||
+ cache_header.rows != SESSION_ROWS ||
+ cache_header.columns != SESSIONS_PER_ROW ||
+ cache_header.sessionSz != (int)sizeof(WOLFSSL_SESSION)) {
+
+ WOLFSSL_MSG("Session cache header match failed");
+ XFCLOSE(file);
+ return CACHE_MATCH_ERROR;
+ }
+
+ if (LockMutex(&session_mutex) != 0) {
+ WOLFSSL_MSG("Session cache mutex lock failed");
+ XFCLOSE(file);
+ return BAD_MUTEX_E;
+ }
+
+ /* session cache */
+ for (i = 0; i < cache_header.rows; ++i) {
+ ret = (int)XFREAD(SessionCache + i, sizeof(SessionRow), 1, file);
+ if (ret != 1) {
+ WOLFSSL_MSG("Session cache member file read failed");
+ XMEMSET(SessionCache, 0, sizeof SessionCache);
+ rc = FREAD_ERROR;
+ break;
+ }
+ }
+
+#ifndef NO_CLIENT_CACHE
+ /* client cache */
+ for (i = 0; i < cache_header.rows; ++i) {
+ ret = (int)XFREAD(ClientCache + i, sizeof(ClientRow), 1, file);
+ if (ret != 1) {
+ WOLFSSL_MSG("Client cache member file read failed");
+ XMEMSET(ClientCache, 0, sizeof ClientCache);
+ rc = FREAD_ERROR;
+ break;
+ }
+ }
+
+#endif /* NO_CLIENT_CACHE */
+
+ UnLockMutex(&session_mutex);
+
+ XFCLOSE(file);
+ WOLFSSL_LEAVE("wolfSSL_restore_session_cache", rc);
+
+ return rc;
+}
+
+#endif /* !NO_FILESYSTEM */
+#endif /* PERSIST_SESSION_CACHE */
+#endif /* NO_SESSION_CACHE */
+
+
+void wolfSSL_load_error_strings(void) /* compatibility only */
+{}
+
+
+int wolfSSL_library_init(void)
+{
+ WOLFSSL_ENTER("SSL_library_init");
+ if (wolfSSL_Init() == SSL_SUCCESS)
+ return SSL_SUCCESS;
+ else
+ return SSL_FATAL_ERROR;
+}
+
+
+#ifdef HAVE_SECRET_CALLBACK
+
+int wolfSSL_set_session_secret_cb(WOLFSSL* ssl, SessionSecretCb cb, void* ctx)
+{
+ WOLFSSL_ENTER("wolfSSL_set_session_secret_cb");
+ if (ssl == NULL)
+ return SSL_FATAL_ERROR;
+
+ ssl->sessionSecretCb = cb;
+ ssl->sessionSecretCtx = ctx;
+ /* If using a pre-set key, assume session resumption. */
+ ssl->session.sessionIDSz = 0;
+ ssl->options.resuming = 1;
+
+ return SSL_SUCCESS;
+}
+
+#endif
+
+
+#ifndef NO_SESSION_CACHE
+
+/* on by default if built in but allow user to turn off */
+long wolfSSL_CTX_set_session_cache_mode(WOLFSSL_CTX* ctx, long mode)
+{
+ WOLFSSL_ENTER("SSL_CTX_set_session_cache_mode");
+ if (mode == SSL_SESS_CACHE_OFF)
+ ctx->sessionCacheOff = 1;
+
+ if (mode == SSL_SESS_CACHE_NO_AUTO_CLEAR)
+ ctx->sessionCacheFlushOff = 1;
+
+ return SSL_SUCCESS;
+}
+
+#endif /* NO_SESSION_CACHE */
+
+
+#if !defined(NO_CERTS)
+#if defined(PERSIST_CERT_CACHE)
+
+
+#define WOLFSSL_CACHE_CERT_VERSION 1
+
+typedef struct {
+ int version; /* cache cert layout version id */
+ int rows; /* hash table rows, CA_TABLE_SIZE */
+ int columns[CA_TABLE_SIZE]; /* columns per row on list */
+ int signerSz; /* sizeof Signer object */
+} CertCacheHeader;
+
+/* current cert persistence layout is:
+
+ 1) CertCacheHeader
+ 2) caTable
+
+ update WOLFSSL_CERT_CACHE_VERSION if change layout for the following
+ PERSIST_CERT_CACHE functions
+*/
+
+
+/* Return memory needed to persist this signer, have lock */
+static INLINE int GetSignerMemory(Signer* signer)
+{
+ int sz = sizeof(signer->pubKeySize) + sizeof(signer->keyOID)
+ + sizeof(signer->nameLen) + sizeof(signer->subjectNameHash);
+
+#if !defined(NO_SKID)
+ sz += (int)sizeof(signer->subjectKeyIdHash);
+#endif
+
+ /* add dynamic bytes needed */
+ sz += signer->pubKeySize;
+ sz += signer->nameLen;
+
+ return sz;
+}
+
+
+/* Return memory needed to persist this row, have lock */
+static INLINE int GetCertCacheRowMemory(Signer* row)
+{
+ int sz = 0;
+
+ while (row) {
+ sz += GetSignerMemory(row);
+ row = row->next;
+ }
+
+ return sz;
+}
+
+
+/* get the size of persist cert cache, have lock */
+static INLINE int GetCertCacheMemSize(WOLFSSL_CERT_MANAGER* cm)
+{
+ int sz;
+ int i;
+
+ sz = sizeof(CertCacheHeader);
+
+ for (i = 0; i < CA_TABLE_SIZE; i++)
+ sz += GetCertCacheRowMemory(cm->caTable[i]);
+
+ return sz;
+}
+
+
+/* Store cert cache header columns with number of items per list, have lock */
+static INLINE void SetCertHeaderColumns(WOLFSSL_CERT_MANAGER* cm, int* columns)
+{
+ int i;
+ Signer* row;
+
+ for (i = 0; i < CA_TABLE_SIZE; i++) {
+ int count = 0;
+ row = cm->caTable[i];
+
+ while (row) {
+ ++count;
+ row = row->next;
+ }
+ columns[i] = count;
+ }
+}
+
+
+/* Restore whole cert row from memory, have lock, return bytes consumed,
+ < 0 on error, have lock */
+static INLINE int RestoreCertRow(WOLFSSL_CERT_MANAGER* cm, byte* current,
+ int row, int listSz, const byte* end)
+{
+ int idx = 0;
+
+ if (listSz < 0) {
+ WOLFSSL_MSG("Row header corrupted, negative value");
+ return PARSE_ERROR;
+ }
+
+ while (listSz) {
+ Signer* signer;
+ byte* start = current + idx; /* for end checks on this signer */
+ int minSz = sizeof(signer->pubKeySize) + sizeof(signer->keyOID) +
+ sizeof(signer->nameLen) + sizeof(signer->subjectNameHash);
+ #ifndef NO_SKID
+ minSz += (int)sizeof(signer->subjectKeyIdHash);
+ #endif
+
+ if (start + minSz > end) {
+ WOLFSSL_MSG("Would overread restore buffer");
+ return BUFFER_E;
+ }
+ signer = MakeSigner(cm->heap);
+ if (signer == NULL)
+ return MEMORY_E;
+
+ /* pubKeySize */
+ XMEMCPY(&signer->pubKeySize, current + idx, sizeof(signer->pubKeySize));
+ idx += (int)sizeof(signer->pubKeySize);
+
+ /* keyOID */
+ XMEMCPY(&signer->keyOID, current + idx, sizeof(signer->keyOID));
+ idx += (int)sizeof(signer->keyOID);
+
+ /* pulicKey */
+ if (start + minSz + signer->pubKeySize > end) {
+ WOLFSSL_MSG("Would overread restore buffer");
+ FreeSigner(signer, cm->heap);
+ return BUFFER_E;
+ }
+ signer->publicKey = (byte*)XMALLOC(signer->pubKeySize, cm->heap,
+ DYNAMIC_TYPE_KEY);
+ if (signer->publicKey == NULL) {
+ FreeSigner(signer, cm->heap);
+ return MEMORY_E;
+ }
+
+ XMEMCPY(signer->publicKey, current + idx, signer->pubKeySize);
+ idx += signer->pubKeySize;
+
+ /* nameLen */
+ XMEMCPY(&signer->nameLen, current + idx, sizeof(signer->nameLen));
+ idx += (int)sizeof(signer->nameLen);
+
+ /* name */
+ if (start + minSz + signer->pubKeySize + signer->nameLen > end) {
+ WOLFSSL_MSG("Would overread restore buffer");
+ FreeSigner(signer, cm->heap);
+ return BUFFER_E;
+ }
+ signer->name = (char*)XMALLOC(signer->nameLen, cm->heap,
+ DYNAMIC_TYPE_SUBJECT_CN);
+ if (signer->name == NULL) {
+ FreeSigner(signer, cm->heap);
+ return MEMORY_E;
+ }
+
+ XMEMCPY(signer->name, current + idx, signer->nameLen);
+ idx += signer->nameLen;
+
+ /* subjectNameHash */
+ XMEMCPY(signer->subjectNameHash, current + idx, SIGNER_DIGEST_SIZE);
+ idx += SIGNER_DIGEST_SIZE;
+
+ #ifndef NO_SKID
+ /* subjectKeyIdHash */
+ XMEMCPY(signer->subjectKeyIdHash, current + idx,SIGNER_DIGEST_SIZE);
+ idx += SIGNER_DIGEST_SIZE;
+ #endif
+
+ signer->next = cm->caTable[row];
+ cm->caTable[row] = signer;
+
+ --listSz;
+ }
+
+ return idx;
+}
+
+
+/* Store whole cert row into memory, have lock, return bytes added */
+static INLINE int StoreCertRow(WOLFSSL_CERT_MANAGER* cm, byte* current, int row)
+{
+ int added = 0;
+ Signer* list = cm->caTable[row];
+
+ while (list) {
+ XMEMCPY(current + added, &list->pubKeySize, sizeof(list->pubKeySize));
+ added += (int)sizeof(list->pubKeySize);
+
+ XMEMCPY(current + added, &list->keyOID, sizeof(list->keyOID));
+ added += (int)sizeof(list->keyOID);
+
+ XMEMCPY(current + added, list->publicKey, list->pubKeySize);
+ added += list->pubKeySize;
+
+ XMEMCPY(current + added, &list->nameLen, sizeof(list->nameLen));
+ added += (int)sizeof(list->nameLen);
+
+ XMEMCPY(current + added, list->name, list->nameLen);
+ added += list->nameLen;
+
+ XMEMCPY(current + added, list->subjectNameHash, SIGNER_DIGEST_SIZE);
+ added += SIGNER_DIGEST_SIZE;
+
+ #ifndef NO_SKID
+ XMEMCPY(current + added, list->subjectKeyIdHash,SIGNER_DIGEST_SIZE);
+ added += SIGNER_DIGEST_SIZE;
+ #endif
+
+ list = list->next;
+ }
+
+ return added;
+}
+
+
+/* Persist cert cache to memory, have lock */
+static INLINE int DoMemSaveCertCache(WOLFSSL_CERT_MANAGER* cm,
+ void* mem, int sz)
+{
+ int realSz;
+ int ret = SSL_SUCCESS;
+ int i;
+
+ WOLFSSL_ENTER("DoMemSaveCertCache");
+
+ realSz = GetCertCacheMemSize(cm);
+ if (realSz > sz) {
+ WOLFSSL_MSG("Mem output buffer too small");
+ ret = BUFFER_E;
+ }
+ else {
+ byte* current;
+ CertCacheHeader hdr;
+
+ hdr.version = WOLFSSL_CACHE_CERT_VERSION;
+ hdr.rows = CA_TABLE_SIZE;
+ SetCertHeaderColumns(cm, hdr.columns);
+ hdr.signerSz = (int)sizeof(Signer);
+
+ XMEMCPY(mem, &hdr, sizeof(CertCacheHeader));
+ current = (byte*)mem + sizeof(CertCacheHeader);
+
+ for (i = 0; i < CA_TABLE_SIZE; ++i)
+ current += StoreCertRow(cm, current, i);
+ }
+
+ return ret;
+}
+
+
+#if !defined(NO_FILESYSTEM)
+
+/* Persist cert cache to file */
+int CM_SaveCertCache(WOLFSSL_CERT_MANAGER* cm, const char* fname)
+{
+ XFILE file;
+ int rc = SSL_SUCCESS;
+ int memSz;
+ byte* mem;
+
+ WOLFSSL_ENTER("CM_SaveCertCache");
+
+ file = XFOPEN(fname, "w+b");
+ if (file == XBADFILE) {
+ WOLFSSL_MSG("Couldn't open cert cache save file");
+ return SSL_BAD_FILE;
+ }
+
+ if (LockMutex(&cm->caLock) != 0) {
+ WOLFSSL_MSG("LockMutex on caLock failed");
+ XFCLOSE(file);
+ return BAD_MUTEX_E;
+ }
+
+ memSz = GetCertCacheMemSize(cm);
+ mem = (byte*)XMALLOC(memSz, cm->heap, DYNAMIC_TYPE_TMP_BUFFER);
+ if (mem == NULL) {
+ WOLFSSL_MSG("Alloc for tmp buffer failed");
+ rc = MEMORY_E;
+ } else {
+ rc = DoMemSaveCertCache(cm, mem, memSz);
+ if (rc == SSL_SUCCESS) {
+ int ret = (int)XFWRITE(mem, memSz, 1, file);
+ if (ret != 1) {
+ WOLFSSL_MSG("Cert cache file write failed");
+ rc = FWRITE_ERROR;
+ }
+ }
+ XFREE(mem, cm->heap, DYNAMIC_TYPE_TMP_BUFFER);
+ }
+
+ UnLockMutex(&cm->caLock);
+ XFCLOSE(file);
+
+ return rc;
+}
+
+
+/* Restore cert cache from file */
+int CM_RestoreCertCache(WOLFSSL_CERT_MANAGER* cm, const char* fname)
+{
+ XFILE file;
+ int rc = SSL_SUCCESS;
+ int ret;
+ int memSz;
+ byte* mem;
+
+ WOLFSSL_ENTER("CM_RestoreCertCache");
+
+ file = XFOPEN(fname, "rb");
+ if (file == XBADFILE) {
+ WOLFSSL_MSG("Couldn't open cert cache save file");
+ return SSL_BAD_FILE;
+ }
+
+ XFSEEK(file, 0, XSEEK_END);
+ memSz = (int)XFTELL(file);
+ XREWIND(file);
+
+ if (memSz <= 0) {
+ WOLFSSL_MSG("Bad file size");
+ XFCLOSE(file);
+ return SSL_BAD_FILE;
+ }
+
+ mem = (byte*)XMALLOC(memSz, cm->heap, DYNAMIC_TYPE_TMP_BUFFER);
+ if (mem == NULL) {
+ WOLFSSL_MSG("Alloc for tmp buffer failed");
+ XFCLOSE(file);
+ return MEMORY_E;
+ }
+
+ ret = (int)XFREAD(mem, memSz, 1, file);
+ if (ret != 1) {
+ WOLFSSL_MSG("Cert file read error");
+ rc = FREAD_ERROR;
+ } else {
+ rc = CM_MemRestoreCertCache(cm, mem, memSz);
+ if (rc != SSL_SUCCESS) {
+ WOLFSSL_MSG("Mem restore cert cache failed");
+ }
+ }
+
+ XFREE(mem, cm->heap, DYNAMIC_TYPE_TMP_BUFFER);
+ XFCLOSE(file);
+
+ return rc;
+}
+
+#endif /* NO_FILESYSTEM */
+
+
+/* Persist cert cache to memory */
+int CM_MemSaveCertCache(WOLFSSL_CERT_MANAGER* cm, void* mem, int sz, int* used)
+{
+ int ret = SSL_SUCCESS;
+
+ WOLFSSL_ENTER("CM_MemSaveCertCache");
+
+ if (LockMutex(&cm->caLock) != 0) {
+ WOLFSSL_MSG("LockMutex on caLock failed");
+ return BAD_MUTEX_E;
+ }
+
+ ret = DoMemSaveCertCache(cm, mem, sz);
+ if (ret == SSL_SUCCESS)
+ *used = GetCertCacheMemSize(cm);
+
+ UnLockMutex(&cm->caLock);
+
+ return ret;
+}
+
+
+/* Restore cert cache from memory */
+int CM_MemRestoreCertCache(WOLFSSL_CERT_MANAGER* cm, const void* mem, int sz)
+{
+ int ret = SSL_SUCCESS;
+ int i;
+ CertCacheHeader* hdr = (CertCacheHeader*)mem;
+ byte* current = (byte*)mem + sizeof(CertCacheHeader);
+ byte* end = (byte*)mem + sz; /* don't go over */
+
+ WOLFSSL_ENTER("CM_MemRestoreCertCache");
+
+ if (current > end) {
+ WOLFSSL_MSG("Cert Cache Memory buffer too small");
+ return BUFFER_E;
+ }
+
+ if (hdr->version != WOLFSSL_CACHE_CERT_VERSION ||
+ hdr->rows != CA_TABLE_SIZE ||
+ hdr->signerSz != (int)sizeof(Signer)) {
+
+ WOLFSSL_MSG("Cert Cache Memory header mismatch");
+ return CACHE_MATCH_ERROR;
+ }
+
+ if (LockMutex(&cm->caLock) != 0) {
+ WOLFSSL_MSG("LockMutex on caLock failed");
+ return BAD_MUTEX_E;
+ }
+
+ FreeSignerTable(cm->caTable, CA_TABLE_SIZE, cm->heap);
+
+ for (i = 0; i < CA_TABLE_SIZE; ++i) {
+ int added = RestoreCertRow(cm, current, i, hdr->columns[i], end);
+ if (added < 0) {
+ WOLFSSL_MSG("RestoreCertRow error");
+ ret = added;
+ break;
+ }
+ current += added;
+ }
+
+ UnLockMutex(&cm->caLock);
+
+ return ret;
+}
+
+
+/* get how big the the cert cache save buffer needs to be */
+int CM_GetCertCacheMemSize(WOLFSSL_CERT_MANAGER* cm)
+{
+ int sz;
+
+ WOLFSSL_ENTER("CM_GetCertCacheMemSize");
+
+ if (LockMutex(&cm->caLock) != 0) {
+ WOLFSSL_MSG("LockMutex on caLock failed");
+ return BAD_MUTEX_E;
+ }
+
+ sz = GetCertCacheMemSize(cm);
+
+ UnLockMutex(&cm->caLock);
+
+ return sz;
+}
+
+#endif /* PERSIST_CERT_CACHE */
+#endif /* NO_CERTS */
+
+
+int wolfSSL_CTX_set_cipher_list(WOLFSSL_CTX* ctx, const char* list)
+{
+ WOLFSSL_ENTER("wolfSSL_CTX_set_cipher_list");
+
+ /* alloc/init on demand only */
+ if (ctx->suites == NULL) {
+ ctx->suites = (Suites*)XMALLOC(sizeof(Suites), ctx->heap,
+ DYNAMIC_TYPE_SUITES);
+ if (ctx->suites == NULL) {
+ WOLFSSL_MSG("Memory alloc for Suites failed");
+ return SSL_FAILURE;
+ }
+ XMEMSET(ctx->suites, 0, sizeof(Suites));
+ }
+
+ return (SetCipherList(ctx->suites, list)) ? SSL_SUCCESS : SSL_FAILURE;
+}
+
+
+int wolfSSL_set_cipher_list(WOLFSSL* ssl, const char* list)
+{
+ WOLFSSL_ENTER("wolfSSL_set_cipher_list");
+ return (SetCipherList(ssl->suites, list)) ? SSL_SUCCESS : SSL_FAILURE;
+}
+
+
+#ifndef WOLFSSL_LEANPSK
+#ifdef WOLFSSL_DTLS
+
+int wolfSSL_dtls_get_current_timeout(WOLFSSL* ssl)
+{
+ (void)ssl;
+
+ return ssl->dtls_timeout;
+}
+
+
+/* user may need to alter init dtls recv timeout, SSL_SUCCESS on ok */
+int wolfSSL_dtls_set_timeout_init(WOLFSSL* ssl, int timeout)
+{
+ if (ssl == NULL || timeout < 0)
+ return BAD_FUNC_ARG;
+
+ if (timeout > ssl->dtls_timeout_max) {
+ WOLFSSL_MSG("Can't set dtls timeout init greater than dtls timeout max");
+ return BAD_FUNC_ARG;
+ }
+
+ ssl->dtls_timeout_init = timeout;
+ ssl->dtls_timeout = timeout;
+
+ return SSL_SUCCESS;
+}
+
+
+/* user may need to alter max dtls recv timeout, SSL_SUCCESS on ok */
+int wolfSSL_dtls_set_timeout_max(WOLFSSL* ssl, int timeout)
+{
+ if (ssl == NULL || timeout < 0)
+ return BAD_FUNC_ARG;
+
+ if (timeout < ssl->dtls_timeout_init) {
+ WOLFSSL_MSG("Can't set dtls timeout max less than dtls timeout init");
+ return BAD_FUNC_ARG;
+ }
+
+ ssl->dtls_timeout_max = timeout;
+
+ return SSL_SUCCESS;
+}
+
+
+int wolfSSL_dtls_got_timeout(WOLFSSL* ssl)
+{
+ int result = SSL_SUCCESS;
+
+ DtlsMsgListDelete(ssl->dtls_msg_list, ssl->heap);
+ ssl->dtls_msg_list = NULL;
+ if (DtlsPoolTimeout(ssl) < 0 || DtlsPoolSend(ssl) < 0) {
+ result = SSL_FATAL_ERROR;
+ }
+ return result;
+}
+
+#endif /* DTLS */
+#endif /* LEANPSK */
+
+
+#if defined(WOLFSSL_DTLS) && !defined(NO_WOLFSSL_SERVER)
+
+/* Not an SSL function, return 0 for success, error code otherwise */
+/* Prereq: ssl's RNG needs to be initialized. */
+int wolfSSL_DTLS_SetCookieSecret(WOLFSSL* ssl,
+ const byte* secret, word32 secretSz)
+{
+ WOLFSSL_ENTER("wolfSSL_DTLS_SetCookieSecret");
+
+ if (ssl == NULL) {
+ WOLFSSL_MSG("need a SSL object");
+ return BAD_FUNC_ARG;
+ }
+
+ if (secret != NULL && secretSz == 0) {
+ WOLFSSL_MSG("can't have a new secret without a size");
+ return BAD_FUNC_ARG;
+ }
+
+ /* If secretSz is 0, use the default size. */
+ if (secretSz == 0)
+ secretSz = COOKIE_SECRET_SZ;
+
+ if (secretSz != ssl->buffers.dtlsCookieSecret.length) {
+ byte* newSecret;
+
+ if (ssl->buffers.dtlsCookieSecret.buffer != NULL) {
+ ForceZero(ssl->buffers.dtlsCookieSecret.buffer,
+ ssl->buffers.dtlsCookieSecret.length);
+ XFREE(ssl->buffers.dtlsCookieSecret.buffer,
+ ssl->heap, DYNAMIC_TYPE_NONE);
+ }
+
+ newSecret = (byte*)XMALLOC(secretSz, ssl->heap,DYNAMIC_TYPE_COOKIE_PWD);
+ if (newSecret == NULL) {
+ ssl->buffers.dtlsCookieSecret.buffer = NULL;
+ ssl->buffers.dtlsCookieSecret.length = 0;
+ WOLFSSL_MSG("couldn't allocate new cookie secret");
+ return MEMORY_ERROR;
+ }
+ ssl->buffers.dtlsCookieSecret.buffer = newSecret;
+ ssl->buffers.dtlsCookieSecret.length = secretSz;
+ }
+
+ /* If the supplied secret is NULL, randomly generate a new secret. */
+ if (secret == NULL)
+ wc_RNG_GenerateBlock(ssl->rng,
+ ssl->buffers.dtlsCookieSecret.buffer, secretSz);
+ else
+ XMEMCPY(ssl->buffers.dtlsCookieSecret.buffer, secret, secretSz);
+
+ WOLFSSL_LEAVE("wolfSSL_DTLS_SetCookieSecret", 0);
+ return 0;
+}
+
+#endif /* WOLFSSL_DTLS && !NO_WOLFSSL_SERVER */
+
+
+/* client only parts */
+#ifndef NO_WOLFSSL_CLIENT
+
+ #if defined(WOLFSSL_ALLOW_SSLV3) && !defined(NO_OLD_TLS)
+ WOLFSSL_METHOD* wolfSSLv3_client_method(void)
+ {
+ WOLFSSL_METHOD* method =
+ (WOLFSSL_METHOD*) XMALLOC(sizeof(WOLFSSL_METHOD),
+ 0, DYNAMIC_TYPE_METHOD);
+ WOLFSSL_ENTER("SSLv3_client_method");
+ if (method)
+ InitSSL_Method(method, MakeSSLv3());
+ return method;
+ }
+ #endif
+
+ #ifdef WOLFSSL_DTLS
+
+ #ifndef NO_OLD_TLS
+ WOLFSSL_METHOD* wolfDTLSv1_client_method(void)
+ {
+ WOLFSSL_METHOD* method =
+ (WOLFSSL_METHOD*) XMALLOC(sizeof(WOLFSSL_METHOD),
+ 0, DYNAMIC_TYPE_METHOD);
+ WOLFSSL_ENTER("DTLSv1_client_method");
+ if (method)
+ InitSSL_Method(method, MakeDTLSv1());
+ return method;
+ }
+ #endif /* NO_OLD_TLS */
+
+ WOLFSSL_METHOD* wolfDTLSv1_2_client_method(void)
+ {
+ WOLFSSL_METHOD* method =
+ (WOLFSSL_METHOD*) XMALLOC(sizeof(WOLFSSL_METHOD),
+ 0, DYNAMIC_TYPE_METHOD);
+ WOLFSSL_ENTER("DTLSv1_2_client_method");
+ if (method)
+ InitSSL_Method(method, MakeDTLSv1_2());
+ return method;
+ }
+ #endif
+
+
+ /* please see note at top of README if you get an error from connect */
+ int wolfSSL_connect(WOLFSSL* ssl)
+ {
+ int neededState;
+
+ WOLFSSL_ENTER("SSL_connect()");
+
+ #ifdef HAVE_ERRNO_H
+ errno = 0;
+ #endif
+
+ if (ssl->options.side != WOLFSSL_CLIENT_END) {
+ WOLFSSL_ERROR(ssl->error = SIDE_ERROR);
+ return SSL_FATAL_ERROR;
+ }
+
+ #ifdef WOLFSSL_DTLS
+ if (ssl->version.major == DTLS_MAJOR) {
+ ssl->options.dtls = 1;
+ ssl->options.tls = 1;
+ ssl->options.tls1_1 = 1;
+
+ if (DtlsPoolInit(ssl) != 0) {
+ ssl->error = MEMORY_ERROR;
+ WOLFSSL_ERROR(ssl->error);
+ return SSL_FATAL_ERROR;
+ }
+ }
+ #endif
+
+ if (ssl->buffers.outputBuffer.length > 0) {
+ if ( (ssl->error = SendBuffered(ssl)) == 0) {
+ /* fragOffset is non-zero when sending fragments. On the last
+ * fragment, fragOffset is zero again, and the state can be
+ * advanced. */
+ if (ssl->fragOffset == 0) {
+ ssl->options.connectState++;
+ WOLFSSL_MSG("connect state: "
+ "Advanced from last buffered fragment send");
+ }
+ else {
+ WOLFSSL_MSG("connect state: "
+ "Not advanced, more fragments to send");
+ }
+ }
+ else {
+ WOLFSSL_ERROR(ssl->error);
+ return SSL_FATAL_ERROR;
+ }
+ }
+
+ switch (ssl->options.connectState) {
+
+ case CONNECT_BEGIN :
+ /* always send client hello first */
+ if ( (ssl->error = SendClientHello(ssl)) != 0) {
+ WOLFSSL_ERROR(ssl->error);
+ return SSL_FATAL_ERROR;
+ }
+ ssl->options.connectState = CLIENT_HELLO_SENT;
+ WOLFSSL_MSG("connect state: CLIENT_HELLO_SENT");
+
+ case CLIENT_HELLO_SENT :
+ neededState = ssl->options.resuming ? SERVER_FINISHED_COMPLETE :
+ SERVER_HELLODONE_COMPLETE;
+ #ifdef WOLFSSL_DTLS
+ /* In DTLS, when resuming, we can go straight to FINISHED,
+ * or do a cookie exchange and then skip to FINISHED, assume
+ * we need the cookie exchange first. */
+ if (ssl->options.dtls)
+ neededState = SERVER_HELLOVERIFYREQUEST_COMPLETE;
+ #endif
+ /* get response */
+ while (ssl->options.serverState < neededState) {
+ if ( (ssl->error = ProcessReply(ssl)) < 0) {
+ WOLFSSL_ERROR(ssl->error);
+ return SSL_FATAL_ERROR;
+ }
+ /* if resumption failed, reset needed state */
+ else if (neededState == SERVER_FINISHED_COMPLETE)
+ if (!ssl->options.resuming) {
+ if (!ssl->options.dtls)
+ neededState = SERVER_HELLODONE_COMPLETE;
+ else
+ neededState = SERVER_HELLOVERIFYREQUEST_COMPLETE;
+ }
+ }
+
+ ssl->options.connectState = HELLO_AGAIN;
+ WOLFSSL_MSG("connect state: HELLO_AGAIN");
+
+ case HELLO_AGAIN :
+ if (ssl->options.certOnly)
+ return SSL_SUCCESS;
+
+ #ifdef WOLFSSL_DTLS
+ if (ssl->options.dtls) {
+ /* re-init hashes, exclude first hello and verify request */
+#ifndef NO_OLD_TLS
+ wc_InitMd5(&ssl->hsHashes->hashMd5);
+ if ( (ssl->error = wc_InitSha(&ssl->hsHashes->hashSha))
+ != 0) {
+ WOLFSSL_ERROR(ssl->error);
+ return SSL_FATAL_ERROR;
+ }
+#endif
+ if (IsAtLeastTLSv1_2(ssl)) {
+ #ifndef NO_SHA256
+ if ( (ssl->error = wc_InitSha256(
+ &ssl->hsHashes->hashSha256)) != 0) {
+ WOLFSSL_ERROR(ssl->error);
+ return SSL_FATAL_ERROR;
+ }
+ #endif
+ #ifdef WOLFSSL_SHA384
+ if ( (ssl->error = wc_InitSha384(
+ &ssl->hsHashes->hashSha384)) != 0) {
+ WOLFSSL_ERROR(ssl->error);
+ return SSL_FATAL_ERROR;
+ }
+ #endif
+ #ifdef WOLFSSL_SHA512
+ if ( (ssl->error = wc_InitSha512(
+ &ssl->hsHashes->hashSha512)) != 0) {
+ WOLFSSL_ERROR(ssl->error);
+ return SSL_FATAL_ERROR;
+ }
+ #endif
+ }
+ if ( (ssl->error = SendClientHello(ssl)) != 0) {
+ WOLFSSL_ERROR(ssl->error);
+ return SSL_FATAL_ERROR;
+ }
+ }
+ #endif
+
+ ssl->options.connectState = HELLO_AGAIN_REPLY;
+ WOLFSSL_MSG("connect state: HELLO_AGAIN_REPLY");
+
+ case HELLO_AGAIN_REPLY :
+ #ifdef WOLFSSL_DTLS
+ if (ssl->options.dtls) {
+ neededState = ssl->options.resuming ?
+ SERVER_FINISHED_COMPLETE : SERVER_HELLODONE_COMPLETE;
+
+ /* get response */
+ while (ssl->options.serverState < neededState) {
+ if ( (ssl->error = ProcessReply(ssl)) < 0) {
+ WOLFSSL_ERROR(ssl->error);
+ return SSL_FATAL_ERROR;
+ }
+ /* if resumption failed, reset needed state */
+ else if (neededState == SERVER_FINISHED_COMPLETE)
+ if (!ssl->options.resuming)
+ neededState = SERVER_HELLODONE_COMPLETE;
+ }
+ }
+ #endif
+
+ ssl->options.connectState = FIRST_REPLY_DONE;
+ WOLFSSL_MSG("connect state: FIRST_REPLY_DONE");
+
+ case FIRST_REPLY_DONE :
+ #ifndef NO_CERTS
+ if (ssl->options.sendVerify) {
+ if ( (ssl->error = SendCertificate(ssl)) != 0) {
+ WOLFSSL_ERROR(ssl->error);
+ return SSL_FATAL_ERROR;
+ }
+ WOLFSSL_MSG("sent: certificate");
+ }
+
+ #endif
+ ssl->options.connectState = FIRST_REPLY_FIRST;
+ WOLFSSL_MSG("connect state: FIRST_REPLY_FIRST");
+
+ case FIRST_REPLY_FIRST :
+ if (!ssl->options.resuming) {
+ if ( (ssl->error = SendClientKeyExchange(ssl)) != 0) {
+ WOLFSSL_ERROR(ssl->error);
+ return SSL_FATAL_ERROR;
+ }
+ WOLFSSL_MSG("sent: client key exchange");
+ }
+
+ ssl->options.connectState = FIRST_REPLY_SECOND;
+ WOLFSSL_MSG("connect state: FIRST_REPLY_SECOND");
+
+ case FIRST_REPLY_SECOND :
+ #ifndef NO_CERTS
+ if (ssl->options.sendVerify) {
+ if ( (ssl->error = SendCertificateVerify(ssl)) != 0) {
+ WOLFSSL_ERROR(ssl->error);
+ return SSL_FATAL_ERROR;
+ }
+ WOLFSSL_MSG("sent: certificate verify");
+ }
+ #endif
+ ssl->options.connectState = FIRST_REPLY_THIRD;
+ WOLFSSL_MSG("connect state: FIRST_REPLY_THIRD");
+
+ case FIRST_REPLY_THIRD :
+ if ( (ssl->error = SendChangeCipher(ssl)) != 0) {
+ WOLFSSL_ERROR(ssl->error);
+ return SSL_FATAL_ERROR;
+ }
+ WOLFSSL_MSG("sent: change cipher spec");
+ ssl->options.connectState = FIRST_REPLY_FOURTH;
+ WOLFSSL_MSG("connect state: FIRST_REPLY_FOURTH");
+
+ case FIRST_REPLY_FOURTH :
+ if ( (ssl->error = SendFinished(ssl)) != 0) {
+ WOLFSSL_ERROR(ssl->error);
+ return SSL_FATAL_ERROR;
+ }
+ WOLFSSL_MSG("sent: finished");
+ ssl->options.connectState = FINISHED_DONE;
+ WOLFSSL_MSG("connect state: FINISHED_DONE");
+
+ case FINISHED_DONE :
+ /* get response */
+ while (ssl->options.serverState < SERVER_FINISHED_COMPLETE)
+ if ( (ssl->error = ProcessReply(ssl)) < 0) {
+ WOLFSSL_ERROR(ssl->error);
+ return SSL_FATAL_ERROR;
+ }
+
+ ssl->options.connectState = SECOND_REPLY_DONE;
+ WOLFSSL_MSG("connect state: SECOND_REPLY_DONE");
+
+ case SECOND_REPLY_DONE:
+#ifndef NO_HANDSHAKE_DONE_CB
+ if (ssl->hsDoneCb) {
+ int cbret = ssl->hsDoneCb(ssl, ssl->hsDoneCtx);
+ if (cbret < 0) {
+ ssl->error = cbret;
+ WOLFSSL_MSG("HandShake Done Cb don't continue error");
+ return SSL_FATAL_ERROR;
+ }
+ }
+#endif /* NO_HANDSHAKE_DONE_CB */
+
+ if (!ssl->options.dtls) {
+ FreeHandshakeResources(ssl);
+ }
+#ifdef WOLFSSL_DTLS
+ else {
+ ssl->options.dtlsHsRetain = 1;
+ }
+#endif /* WOLFSSL_DTLS */
+
+ WOLFSSL_LEAVE("SSL_connect()", SSL_SUCCESS);
+ return SSL_SUCCESS;
+
+ default:
+ WOLFSSL_MSG("Unknown connect state ERROR");
+ return SSL_FATAL_ERROR; /* unknown connect state */
+ }
+ }
+
+#endif /* NO_WOLFSSL_CLIENT */
+
+
+/* server only parts */
+#ifndef NO_WOLFSSL_SERVER
+
+ #if defined(WOLFSSL_ALLOW_SSLV3) && !defined(NO_OLD_TLS)
+ WOLFSSL_METHOD* wolfSSLv3_server_method(void)
+ {
+ WOLFSSL_METHOD* method =
+ (WOLFSSL_METHOD*) XMALLOC(sizeof(WOLFSSL_METHOD),
+ 0, DYNAMIC_TYPE_METHOD);
+ WOLFSSL_ENTER("SSLv3_server_method");
+ if (method) {
+ InitSSL_Method(method, MakeSSLv3());
+ method->side = WOLFSSL_SERVER_END;
+ }
+ return method;
+ }
+ #endif
+
+
+ #ifdef WOLFSSL_DTLS
+
+ #ifndef NO_OLD_TLS
+ WOLFSSL_METHOD* wolfDTLSv1_server_method(void)
+ {
+ WOLFSSL_METHOD* method =
+ (WOLFSSL_METHOD*) XMALLOC(sizeof(WOLFSSL_METHOD),
+ 0, DYNAMIC_TYPE_METHOD);
+ WOLFSSL_ENTER("DTLSv1_server_method");
+ if (method) {
+ InitSSL_Method(method, MakeDTLSv1());
+ method->side = WOLFSSL_SERVER_END;
+ }
+ return method;
+ }
+ #endif /* NO_OLD_TLS */
+
+ WOLFSSL_METHOD* wolfDTLSv1_2_server_method(void)
+ {
+ WOLFSSL_METHOD* method =
+ (WOLFSSL_METHOD*) XMALLOC(sizeof(WOLFSSL_METHOD),
+ 0, DYNAMIC_TYPE_METHOD);
+ WOLFSSL_ENTER("DTLSv1_2_server_method");
+ if (method) {
+ InitSSL_Method(method, MakeDTLSv1_2());
+ method->side = WOLFSSL_SERVER_END;
+ }
+ return method;
+ }
+ #endif
+
+
+ int wolfSSL_accept(WOLFSSL* ssl)
+ {
+ word16 havePSK = 0;
+ word16 haveAnon = 0;
+ WOLFSSL_ENTER("SSL_accept()");
+
+ #ifdef HAVE_ERRNO_H
+ errno = 0;
+ #endif
+
+ #ifndef NO_PSK
+ havePSK = ssl->options.havePSK;
+ #endif
+ (void)havePSK;
+
+ #ifdef HAVE_ANON
+ haveAnon = ssl->options.haveAnon;
+ #endif
+ (void)haveAnon;
+
+ if (ssl->options.side != WOLFSSL_SERVER_END) {
+ WOLFSSL_ERROR(ssl->error = SIDE_ERROR);
+ return SSL_FATAL_ERROR;
+ }
+
+ #ifndef NO_CERTS
+ /* in case used set_accept_state after init */
+ if (!havePSK && !haveAnon &&
+ (!ssl->buffers.certificate ||
+ !ssl->buffers.certificate->buffer ||
+ !ssl->buffers.key ||
+ !ssl->buffers.key->buffer)) {
+ WOLFSSL_MSG("accept error: don't have server cert and key");
+ ssl->error = NO_PRIVATE_KEY;
+ WOLFSSL_ERROR(ssl->error);
+ return SSL_FATAL_ERROR;
+ }
+ #endif
+
+ #ifdef WOLFSSL_DTLS
+ if (ssl->version.major == DTLS_MAJOR) {
+ ssl->options.dtls = 1;
+ ssl->options.tls = 1;
+ ssl->options.tls1_1 = 1;
+
+ if (DtlsPoolInit(ssl) != 0) {
+ ssl->error = MEMORY_ERROR;
+ WOLFSSL_ERROR(ssl->error);
+ return SSL_FATAL_ERROR;
+ }
+ }
+ #endif
+
+ if (ssl->buffers.outputBuffer.length > 0) {
+ if ( (ssl->error = SendBuffered(ssl)) == 0) {
+ /* fragOffset is non-zero when sending fragments. On the last
+ * fragment, fragOffset is zero again, and the state can be
+ * advanced. */
+ if (ssl->fragOffset == 0) {
+ ssl->options.acceptState++;
+ WOLFSSL_MSG("accept state: "
+ "Advanced from last buffered fragment send");
+ }
+ else {
+ WOLFSSL_MSG("accept state: "
+ "Not advanced, more fragments to send");
+ }
+ }
+ else {
+ WOLFSSL_ERROR(ssl->error);
+ return SSL_FATAL_ERROR;
+ }
+ }
+
+ switch (ssl->options.acceptState) {
+
+ case ACCEPT_BEGIN :
+ /* get response */
+ while (ssl->options.clientState < CLIENT_HELLO_COMPLETE)
+ if ( (ssl->error = ProcessReply(ssl)) < 0) {
+ WOLFSSL_ERROR(ssl->error);
+ return SSL_FATAL_ERROR;
+ }
+ ssl->options.acceptState = ACCEPT_CLIENT_HELLO_DONE;
+ WOLFSSL_MSG("accept state ACCEPT_CLIENT_HELLO_DONE");
+
+ case ACCEPT_CLIENT_HELLO_DONE :
+ ssl->options.acceptState = ACCEPT_FIRST_REPLY_DONE;
+ WOLFSSL_MSG("accept state ACCEPT_FIRST_REPLY_DONE");
+
+ case ACCEPT_FIRST_REPLY_DONE :
+ if ( (ssl->error = SendServerHello(ssl)) != 0) {
+ WOLFSSL_ERROR(ssl->error);
+ return SSL_FATAL_ERROR;
+ }
+ ssl->options.acceptState = SERVER_HELLO_SENT;
+ WOLFSSL_MSG("accept state SERVER_HELLO_SENT");
+
+ case SERVER_HELLO_SENT :
+ #ifndef NO_CERTS
+ if (!ssl->options.resuming)
+ if ( (ssl->error = SendCertificate(ssl)) != 0) {
+ WOLFSSL_ERROR(ssl->error);
+ return SSL_FATAL_ERROR;
+ }
+ #endif
+ ssl->options.acceptState = CERT_SENT;
+ WOLFSSL_MSG("accept state CERT_SENT");
+
+ case CERT_SENT :
+ #ifndef NO_CERTS
+ if (!ssl->options.resuming)
+ if ( (ssl->error = SendCertificateStatus(ssl)) != 0) {
+ WOLFSSL_ERROR(ssl->error);
+ return SSL_FATAL_ERROR;
+ }
+ #endif
+ ssl->options.acceptState = CERT_STATUS_SENT;
+ WOLFSSL_MSG("accept state CERT_STATUS_SENT");
+
+ case CERT_STATUS_SENT :
+ if (!ssl->options.resuming)
+ if ( (ssl->error = SendServerKeyExchange(ssl)) != 0) {
+ WOLFSSL_ERROR(ssl->error);
+ return SSL_FATAL_ERROR;
+ }
+ ssl->options.acceptState = KEY_EXCHANGE_SENT;
+ WOLFSSL_MSG("accept state KEY_EXCHANGE_SENT");
+
+ case KEY_EXCHANGE_SENT :
+ #ifndef NO_CERTS
+ if (!ssl->options.resuming)
+ if (ssl->options.verifyPeer)
+ if ( (ssl->error = SendCertificateRequest(ssl)) != 0) {
+ WOLFSSL_ERROR(ssl->error);
+ return SSL_FATAL_ERROR;
+ }
+ #endif
+ ssl->options.acceptState = CERT_REQ_SENT;
+ WOLFSSL_MSG("accept state CERT_REQ_SENT");
+
+ case CERT_REQ_SENT :
+ if (!ssl->options.resuming)
+ if ( (ssl->error = SendServerHelloDone(ssl)) != 0) {
+ WOLFSSL_ERROR(ssl->error);
+ return SSL_FATAL_ERROR;
+ }
+ ssl->options.acceptState = SERVER_HELLO_DONE;
+ WOLFSSL_MSG("accept state SERVER_HELLO_DONE");
+
+ case SERVER_HELLO_DONE :
+ if (!ssl->options.resuming) {
+ while (ssl->options.clientState < CLIENT_FINISHED_COMPLETE)
+ if ( (ssl->error = ProcessReply(ssl)) < 0) {
+ WOLFSSL_ERROR(ssl->error);
+ return SSL_FATAL_ERROR;
+ }
+ }
+ ssl->options.acceptState = ACCEPT_SECOND_REPLY_DONE;
+ WOLFSSL_MSG("accept state ACCEPT_SECOND_REPLY_DONE");
+
+ case ACCEPT_SECOND_REPLY_DONE :
+#ifdef HAVE_SESSION_TICKET
+ if (ssl->options.createTicket) {
+ if ( (ssl->error = SendTicket(ssl)) != 0) {
+ WOLFSSL_ERROR(ssl->error);
+ return SSL_FATAL_ERROR;
+ }
+ }
+#endif /* HAVE_SESSION_TICKET */
+ ssl->options.acceptState = TICKET_SENT;
+ WOLFSSL_MSG("accept state TICKET_SENT");
+
+ case TICKET_SENT:
+ if ( (ssl->error = SendChangeCipher(ssl)) != 0) {
+ WOLFSSL_ERROR(ssl->error);
+ return SSL_FATAL_ERROR;
+ }
+ ssl->options.acceptState = CHANGE_CIPHER_SENT;
+ WOLFSSL_MSG("accept state CHANGE_CIPHER_SENT");
+
+ case CHANGE_CIPHER_SENT :
+ if ( (ssl->error = SendFinished(ssl)) != 0) {
+ WOLFSSL_ERROR(ssl->error);
+ return SSL_FATAL_ERROR;
+ }
+
+ ssl->options.acceptState = ACCEPT_FINISHED_DONE;
+ WOLFSSL_MSG("accept state ACCEPT_FINISHED_DONE");
+
+ case ACCEPT_FINISHED_DONE :
+ if (ssl->options.resuming)
+ while (ssl->options.clientState < CLIENT_FINISHED_COMPLETE)
+ if ( (ssl->error = ProcessReply(ssl)) < 0) {
+ WOLFSSL_ERROR(ssl->error);
+ return SSL_FATAL_ERROR;
+ }
+
+ ssl->options.acceptState = ACCEPT_THIRD_REPLY_DONE;
+ WOLFSSL_MSG("accept state ACCEPT_THIRD_REPLY_DONE");
+
+ case ACCEPT_THIRD_REPLY_DONE :
+#ifndef NO_HANDSHAKE_DONE_CB
+ if (ssl->hsDoneCb) {
+ int cbret = ssl->hsDoneCb(ssl, ssl->hsDoneCtx);
+ if (cbret < 0) {
+ ssl->error = cbret;
+ WOLFSSL_MSG("HandShake Done Cb don't continue error");
+ return SSL_FATAL_ERROR;
+ }
+ }
+#endif /* NO_HANDSHAKE_DONE_CB */
+
+ if (!ssl->options.dtls) {
+ FreeHandshakeResources(ssl);
+ }
+#ifdef WOLFSSL_DTLS
+ else {
+ ssl->options.dtlsHsRetain = 1;
+ }
+#endif /* WOLFSSL_DTLS */
+
+ WOLFSSL_LEAVE("SSL_accept()", SSL_SUCCESS);
+ return SSL_SUCCESS;
+
+ default :
+ WOLFSSL_MSG("Unknown accept state ERROR");
+ return SSL_FATAL_ERROR;
+ }
+ }
+
+#endif /* NO_WOLFSSL_SERVER */
+
+
+#ifndef NO_HANDSHAKE_DONE_CB
+
+int wolfSSL_SetHsDoneCb(WOLFSSL* ssl, HandShakeDoneCb cb, void* user_ctx)
+{
+ WOLFSSL_ENTER("wolfSSL_SetHsDoneCb");
+
+ if (ssl == NULL)
+ return BAD_FUNC_ARG;
+
+ ssl->hsDoneCb = cb;
+ ssl->hsDoneCtx = user_ctx;
+
+
+ return SSL_SUCCESS;
+}
+
+#endif /* NO_HANDSHAKE_DONE_CB */
+
+
+int wolfSSL_Cleanup(void)
+{
+ int ret = SSL_SUCCESS;
+ int release = 0;
+
+ WOLFSSL_ENTER("wolfSSL_Cleanup");
+
+ if (initRefCount == 0)
+ return ret; /* possibly no init yet, but not failure either way */
+
+ if (LockMutex(&count_mutex) != 0) {
+ WOLFSSL_MSG("Bad Lock Mutex count");
+ return BAD_MUTEX_E;
+ }
+
+ release = initRefCount-- == 1;
+ if (initRefCount < 0)
+ initRefCount = 0;
+
+ UnLockMutex(&count_mutex);
+
+ if (!release)
+ return ret;
+
+#ifndef NO_SESSION_CACHE
+ if (FreeMutex(&session_mutex) != 0)
+ ret = BAD_MUTEX_E;
+#endif
+ if (FreeMutex(&count_mutex) != 0)
+ ret = BAD_MUTEX_E;
+
+#if defined(HAVE_ECC) && defined(FP_ECC)
+ wc_ecc_fp_free();
+#endif
+
+ return ret;
+}
+
+
+#ifndef NO_SESSION_CACHE
+
+
+/* some session IDs aren't random after all, let's make them random */
+static INLINE word32 HashSession(const byte* sessionID, word32 len, int* error)
+{
+ byte digest[MAX_DIGEST_SIZE];
+
+#ifndef NO_MD5
+ *error = wc_Md5Hash(sessionID, len, digest);
+#elif !defined(NO_SHA)
+ *error = wc_ShaHash(sessionID, len, digest);
+#elif !defined(NO_SHA256)
+ *error = wc_Sha256Hash(sessionID, len, digest);
+#else
+ #error "We need a digest to hash the session IDs"
+#endif
+
+ return *error == 0 ? MakeWordFromHash(digest) : 0; /* 0 on failure */
+}
+
+
+void wolfSSL_flush_sessions(WOLFSSL_CTX* ctx, long tm)
+{
+ /* static table now, no flushing needed */
+ (void)ctx;
+ (void)tm;
+}
+
+
+/* set ssl session timeout in seconds */
+int wolfSSL_set_timeout(WOLFSSL* ssl, unsigned int to)
+{
+ if (ssl == NULL)
+ return BAD_FUNC_ARG;
+
+ ssl->timeout = to;
+
+ return SSL_SUCCESS;
+}
+
+
+/* set ctx session timeout in seconds */
+int wolfSSL_CTX_set_timeout(WOLFSSL_CTX* ctx, unsigned int to)
+{
+ if (ctx == NULL)
+ return BAD_FUNC_ARG;
+
+ ctx->timeout = to;
+
+ return SSL_SUCCESS;
+}
+
+
+#ifndef NO_CLIENT_CACHE
+
+/* Get Session from Client cache based on id/len, return NULL on failure */
+WOLFSSL_SESSION* GetSessionClient(WOLFSSL* ssl, const byte* id, int len)
+{
+ WOLFSSL_SESSION* ret = NULL;
+ word32 row;
+ int idx;
+ int count;
+ int error = 0;
+
+ WOLFSSL_ENTER("GetSessionClient");
+
+ if (ssl->options.side == WOLFSSL_SERVER_END)
+ return NULL;
+
+ len = min(SERVER_ID_LEN, (word32)len);
+ row = HashSession(id, len, &error) % SESSION_ROWS;
+ if (error != 0) {
+ WOLFSSL_MSG("Hash session failed");
+ return NULL;
+ }
+
+ if (LockMutex(&session_mutex) != 0) {
+ WOLFSSL_MSG("Lock session mutex failed");
+ return NULL;
+ }
+
+ /* start from most recently used */
+ count = min((word32)ClientCache[row].totalCount, SESSIONS_PER_ROW);
+ idx = ClientCache[row].nextIdx - 1;
+ if (idx < 0)
+ idx = SESSIONS_PER_ROW - 1; /* if back to front, the previous was end */
+
+ for (; count > 0; --count, idx = idx ? idx - 1 : SESSIONS_PER_ROW - 1) {
+ WOLFSSL_SESSION* current;
+ ClientSession clSess;
+
+ if (idx >= SESSIONS_PER_ROW || idx < 0) { /* sanity check */
+ WOLFSSL_MSG("Bad idx");
+ break;
+ }
+
+ clSess = ClientCache[row].Clients[idx];
+
+ current = &SessionCache[clSess.serverRow].Sessions[clSess.serverIdx];
+ if (XMEMCMP(current->serverID, id, len) == 0) {
+ WOLFSSL_MSG("Found a serverid match for client");
+ if (LowResTimer() < (current->bornOn + current->timeout)) {
+ WOLFSSL_MSG("Session valid");
+ ret = current;
+ break;
+ } else {
+ WOLFSSL_MSG("Session timed out"); /* could have more for id */
+ }
+ } else {
+ WOLFSSL_MSG("ServerID not a match from client table");
+ }
+ }
+
+ UnLockMutex(&session_mutex);
+
+ return ret;
+}
+
+#endif /* NO_CLIENT_CACHE */
+
+
+WOLFSSL_SESSION* GetSession(WOLFSSL* ssl, byte* masterSecret)
+{
+ WOLFSSL_SESSION* ret = 0;
+ const byte* id = NULL;
+ word32 row;
+ int idx;
+ int count;
+ int error = 0;
+
+ if (ssl->options.sessionCacheOff)
+ return NULL;
+
+ if (ssl->options.haveSessionId == 0)
+ return NULL;
+
+#ifdef HAVE_SESSION_TICKET
+ if (ssl->options.side == WOLFSSL_SERVER_END && ssl->options.useTicket == 1)
+ return NULL;
+#endif
+
+ if (ssl->arrays)
+ id = ssl->arrays->sessionID;
+ else
+ id = ssl->session.sessionID;
+
+ row = HashSession(id, ID_LEN, &error) % SESSION_ROWS;
+ if (error != 0) {
+ WOLFSSL_MSG("Hash session failed");
+ return NULL;
+ }
+
+ if (LockMutex(&session_mutex) != 0)
+ return 0;
+
+ /* start from most recently used */
+ count = min((word32)SessionCache[row].totalCount, SESSIONS_PER_ROW);
+ idx = SessionCache[row].nextIdx - 1;
+ if (idx < 0)
+ idx = SESSIONS_PER_ROW - 1; /* if back to front, the previous was end */
+
+ for (; count > 0; --count, idx = idx ? idx - 1 : SESSIONS_PER_ROW - 1) {
+ WOLFSSL_SESSION* current;
+
+ if (idx >= SESSIONS_PER_ROW || idx < 0) { /* sanity check */
+ WOLFSSL_MSG("Bad idx");
+ break;
+ }
+
+ current = &SessionCache[row].Sessions[idx];
+ if (XMEMCMP(current->sessionID, id, ID_LEN) == 0) {
+ WOLFSSL_MSG("Found a session match");
+ if (LowResTimer() < (current->bornOn + current->timeout)) {
+ WOLFSSL_MSG("Session valid");
+ ret = current;
+ if (masterSecret)
+ XMEMCPY(masterSecret, current->masterSecret, SECRET_LEN);
+ } else {
+ WOLFSSL_MSG("Session timed out");
+ }
+ break; /* no more sessionIDs whether valid or not that match */
+ } else {
+ WOLFSSL_MSG("SessionID not a match at this idx");
+ }
+ }
+
+ UnLockMutex(&session_mutex);
+
+ return ret;
+}
+
+
+int SetSession(WOLFSSL* ssl, WOLFSSL_SESSION* session)
+{
+ if (ssl->options.sessionCacheOff)
+ return SSL_FAILURE;
+
+ if (LowResTimer() < (session->bornOn + session->timeout)) {
+ ssl->session = *session;
+ ssl->options.resuming = 1;
+
+#ifdef SESSION_CERTS
+ ssl->version = session->version;
+ ssl->options.cipherSuite0 = session->cipherSuite0;
+ ssl->options.cipherSuite = session->cipherSuite;
+#endif
+
+ return SSL_SUCCESS;
+ }
+ return SSL_FAILURE; /* session timed out */
+}
+
+
+#ifdef WOLFSSL_SESSION_STATS
+static int get_locked_session_stats(word32* active, word32* total,
+ word32* peak);
+#endif
+
+int AddSession(WOLFSSL* ssl)
+{
+ word32 row, idx;
+ int error = 0;
+
+ if (ssl->options.sessionCacheOff)
+ return 0;
+
+ if (ssl->options.haveSessionId == 0)
+ return 0;
+
+#ifdef HAVE_SESSION_TICKET
+ if (ssl->options.side == WOLFSSL_SERVER_END && ssl->options.useTicket == 1)
+ return 0;
+#endif
+
+ row = HashSession(ssl->arrays->sessionID, ID_LEN, &error) % SESSION_ROWS;
+ if (error != 0) {
+ WOLFSSL_MSG("Hash session failed");
+ return error;
+ }
+
+ if (LockMutex(&session_mutex) != 0)
+ return BAD_MUTEX_E;
+
+ idx = SessionCache[row].nextIdx++;
+#ifdef SESSION_INDEX
+ ssl->sessionIndex = (row << SESSIDX_ROW_SHIFT) | idx;
+#endif
+
+ XMEMCPY(SessionCache[row].Sessions[idx].masterSecret,
+ ssl->arrays->masterSecret, SECRET_LEN);
+ XMEMCPY(SessionCache[row].Sessions[idx].sessionID, ssl->arrays->sessionID,
+ ID_LEN);
+ SessionCache[row].Sessions[idx].sessionIDSz = ssl->arrays->sessionIDSz;
+
+ SessionCache[row].Sessions[idx].timeout = ssl->timeout;
+ SessionCache[row].Sessions[idx].bornOn = LowResTimer();
+
+#ifdef HAVE_SESSION_TICKET
+ SessionCache[row].Sessions[idx].ticketLen = ssl->session.ticketLen;
+ XMEMCPY(SessionCache[row].Sessions[idx].ticket,
+ ssl->session.ticket, ssl->session.ticketLen);
+#endif
+
+#ifdef SESSION_CERTS
+ SessionCache[row].Sessions[idx].chain.count = ssl->session.chain.count;
+ XMEMCPY(SessionCache[row].Sessions[idx].chain.certs,
+ ssl->session.chain.certs, sizeof(x509_buffer) * MAX_CHAIN_DEPTH);
+
+ SessionCache[row].Sessions[idx].version = ssl->version;
+ SessionCache[row].Sessions[idx].cipherSuite0 = ssl->options.cipherSuite0;
+ SessionCache[row].Sessions[idx].cipherSuite = ssl->options.cipherSuite;
+#endif /* SESSION_CERTS */
+
+ SessionCache[row].totalCount++;
+ if (SessionCache[row].nextIdx == SESSIONS_PER_ROW)
+ SessionCache[row].nextIdx = 0;
+
+#ifndef NO_CLIENT_CACHE
+ if (ssl->options.side == WOLFSSL_CLIENT_END && ssl->session.idLen) {
+ word32 clientRow, clientIdx;
+
+ WOLFSSL_MSG("Adding client cache entry");
+
+ SessionCache[row].Sessions[idx].idLen = ssl->session.idLen;
+ XMEMCPY(SessionCache[row].Sessions[idx].serverID, ssl->session.serverID,
+ ssl->session.idLen);
+
+ clientRow = HashSession(ssl->session.serverID, ssl->session.idLen,
+ &error) % SESSION_ROWS;
+ if (error != 0) {
+ WOLFSSL_MSG("Hash session failed");
+ } else {
+ clientIdx = ClientCache[clientRow].nextIdx++;
+
+ ClientCache[clientRow].Clients[clientIdx].serverRow = (word16)row;
+ ClientCache[clientRow].Clients[clientIdx].serverIdx = (word16)idx;
+
+ ClientCache[clientRow].totalCount++;
+ if (ClientCache[clientRow].nextIdx == SESSIONS_PER_ROW)
+ ClientCache[clientRow].nextIdx = 0;
+ }
+ }
+ else
+ SessionCache[row].Sessions[idx].idLen = 0;
+#endif /* NO_CLIENT_CACHE */
+
+#if defined(WOLFSSL_SESSION_STATS) && defined(WOLFSSL_PEAK_SESSIONS)
+ if (error == 0) {
+ word32 active = 0;
+
+ error = get_locked_session_stats(&active, NULL, NULL);
+ if (error == SSL_SUCCESS) {
+ error = 0; /* back to this function ok */
+
+ if (active > PeakSessions)
+ PeakSessions = active;
+ }
+ }
+#endif /* defined(WOLFSSL_SESSION_STATS) && defined(WOLFSSL_PEAK_SESSIONS) */
+
+ if (UnLockMutex(&session_mutex) != 0)
+ return BAD_MUTEX_E;
+
+ return error;
+}
+
+
+#ifdef SESSION_INDEX
+
+int wolfSSL_GetSessionIndex(WOLFSSL* ssl)
+{
+ WOLFSSL_ENTER("wolfSSL_GetSessionIndex");
+ WOLFSSL_LEAVE("wolfSSL_GetSessionIndex", ssl->sessionIndex);
+ return ssl->sessionIndex;
+}
+
+
+int wolfSSL_GetSessionAtIndex(int idx, WOLFSSL_SESSION* session)
+{
+ int row, col, result = SSL_FAILURE;
+
+ WOLFSSL_ENTER("wolfSSL_GetSessionAtIndex");
+
+ row = idx >> SESSIDX_ROW_SHIFT;
+ col = idx & SESSIDX_IDX_MASK;
+
+ if (LockMutex(&session_mutex) != 0) {
+ return BAD_MUTEX_E;
+ }
+
+ if (row < SESSION_ROWS &&
+ col < (int)min(SessionCache[row].totalCount, SESSIONS_PER_ROW)) {
+ XMEMCPY(session,
+ &SessionCache[row].Sessions[col], sizeof(WOLFSSL_SESSION));
+ result = SSL_SUCCESS;
+ }
+
+ if (UnLockMutex(&session_mutex) != 0)
+ result = BAD_MUTEX_E;
+
+ WOLFSSL_LEAVE("wolfSSL_GetSessionAtIndex", result);
+ return result;
+}
+
+#endif /* SESSION_INDEX */
+
+#if defined(SESSION_INDEX) && defined(SESSION_CERTS)
+
+WOLFSSL_X509_CHAIN* wolfSSL_SESSION_get_peer_chain(WOLFSSL_SESSION* session)
+{
+ WOLFSSL_X509_CHAIN* chain = NULL;
+
+ WOLFSSL_ENTER("wolfSSL_SESSION_get_peer_chain");
+ if (session)
+ chain = &session->chain;
+
+ WOLFSSL_LEAVE("wolfSSL_SESSION_get_peer_chain", chain ? 1 : 0);
+ return chain;
+}
+
+#endif /* SESSION_INDEX && SESSION_CERTS */
+
+
+#ifdef WOLFSSL_SESSION_STATS
+
+/* requires session_mutex lock held, SSL_SUCCESS on ok */
+static int get_locked_session_stats(word32* active, word32* total, word32* peak)
+{
+ int result = SSL_SUCCESS;
+ int i;
+ int count;
+ int idx;
+ word32 now = 0;
+ word32 seen = 0;
+ word32 ticks = LowResTimer();
+
+ (void)peak;
+
+ WOLFSSL_ENTER("get_locked_session_stats");
+
+ for (i = 0; i < SESSION_ROWS; i++) {
+ seen += SessionCache[i].totalCount;
+
+ if (active == NULL)
+ continue; /* no need to calculate what we can't set */
+
+ count = min((word32)SessionCache[i].totalCount, SESSIONS_PER_ROW);
+ idx = SessionCache[i].nextIdx - 1;
+ if (idx < 0)
+ idx = SESSIONS_PER_ROW - 1; /* if back to front previous was end */
+
+ for (; count > 0; --count, idx = idx ? idx - 1 : SESSIONS_PER_ROW - 1) {
+ if (idx >= SESSIONS_PER_ROW || idx < 0) { /* sanity check */
+ WOLFSSL_MSG("Bad idx");
+ break;
+ }
+
+ /* if not expried then good */
+ if (ticks < (SessionCache[i].Sessions[idx].bornOn +
+ SessionCache[i].Sessions[idx].timeout) ) {
+ now++;
+ }
+ }
+ }
+
+ if (active)
+ *active = now;
+
+ if (total)
+ *total = seen;
+
+#ifdef WOLFSSL_PEAK_SESSIONS
+ if (peak)
+ *peak = PeakSessions;
+#endif
+
+ WOLFSSL_LEAVE("get_locked_session_stats", result);
+
+ return result;
+}
+
+
+/* return SSL_SUCCESS on ok */
+int wolfSSL_get_session_stats(word32* active, word32* total, word32* peak,
+ word32* maxSessions)
+{
+ int result = SSL_SUCCESS;
+
+ WOLFSSL_ENTER("wolfSSL_get_session_stats");
+
+ if (maxSessions) {
+ *maxSessions = SESSIONS_PER_ROW * SESSION_ROWS;
+
+ if (active == NULL && total == NULL && peak == NULL)
+ return result; /* we're done */
+ }
+
+ /* user must provide at least one query value */
+ if (active == NULL && total == NULL && peak == NULL)
+ return BAD_FUNC_ARG;
+
+ if (LockMutex(&session_mutex) != 0) {
+ return BAD_MUTEX_E;
+ }
+
+ result = get_locked_session_stats(active, total, peak);
+
+ if (UnLockMutex(&session_mutex) != 0)
+ result = BAD_MUTEX_E;
+
+ WOLFSSL_LEAVE("wolfSSL_get_session_stats", result);
+
+ return result;
+}
+
+#endif /* WOLFSSL_SESSION_STATS */
+
+
+ #ifdef PRINT_SESSION_STATS
+
+ /* SSL_SUCCESS on ok */
+ int wolfSSL_PrintSessionStats(void)
+ {
+ word32 totalSessionsSeen = 0;
+ word32 totalSessionsNow = 0;
+ word32 peak = 0;
+ word32 maxSessions = 0;
+ int i;
+ int ret;
+ double E; /* expected freq */
+ double chiSquare = 0;
+
+ ret = wolfSSL_get_session_stats(&totalSessionsNow, &totalSessionsSeen,
+ &peak, &maxSessions);
+ if (ret != SSL_SUCCESS)
+ return ret;
+ printf("Total Sessions Seen = %d\n", totalSessionsSeen);
+ printf("Total Sessions Now = %d\n", totalSessionsNow);
+#ifdef WOLFSSL_PEAK_SESSIONS
+ printf("Peak Sessions = %d\n", peak);
+#endif
+ printf("Max Sessions = %d\n", maxSessions);
+
+ E = (double)totalSessionsSeen / SESSION_ROWS;
+
+ for (i = 0; i < SESSION_ROWS; i++) {
+ double diff = SessionCache[i].totalCount - E;
+ diff *= diff; /* square */
+ diff /= E; /* normalize */
+
+ chiSquare += diff;
+ }
+ printf(" chi-square = %5.1f, d.f. = %d\n", chiSquare,
+ SESSION_ROWS - 1);
+ #if (SESSION_ROWS == 11)
+ printf(" .05 p value = 18.3, chi-square should be less\n");
+ #elif (SESSION_ROWS == 211)
+ printf(".05 p value = 244.8, chi-square should be less\n");
+ #elif (SESSION_ROWS == 5981)
+ printf(".05 p value = 6161.0, chi-square should be less\n");
+ #elif (SESSION_ROWS == 3)
+ printf(".05 p value = 6.0, chi-square should be less\n");
+ #elif (SESSION_ROWS == 2861)
+ printf(".05 p value = 2985.5, chi-square should be less\n");
+ #endif
+ printf("\n");
+
+ return ret;
+ }
+
+ #endif /* SESSION_STATS */
+
+#else /* NO_SESSION_CACHE */
+
+/* No session cache version */
+WOLFSSL_SESSION* GetSession(WOLFSSL* ssl, byte* masterSecret)
+{
+ (void)ssl;
+ (void)masterSecret;
+
+ return NULL;
+}
+
+#endif /* NO_SESSION_CACHE */
+
+
+/* call before SSL_connect, if verifying will add name check to
+ date check and signature check */
+int wolfSSL_check_domain_name(WOLFSSL* ssl, const char* dn)
+{
+ WOLFSSL_ENTER("wolfSSL_check_domain_name");
+ if (ssl->buffers.domainName.buffer)
+ XFREE(ssl->buffers.domainName.buffer, ssl->heap, DYNAMIC_TYPE_DOMAIN);
+
+ ssl->buffers.domainName.length = (word32)XSTRLEN(dn) + 1;
+ ssl->buffers.domainName.buffer = (byte*) XMALLOC(
+ ssl->buffers.domainName.length, ssl->heap, DYNAMIC_TYPE_DOMAIN);
+
+ if (ssl->buffers.domainName.buffer) {
+ XSTRNCPY((char*)ssl->buffers.domainName.buffer, dn,
+ ssl->buffers.domainName.length);
+ return SSL_SUCCESS;
+ }
+ else {
+ ssl->error = MEMORY_ERROR;
+ return SSL_FAILURE;
+ }
+}
+
+
+/* turn on wolfSSL zlib compression
+ returns SSL_SUCCESS for success, else error (not built in)
+*/
+int wolfSSL_set_compression(WOLFSSL* ssl)
+{
+ WOLFSSL_ENTER("wolfSSL_set_compression");
+ (void)ssl;
+#ifdef HAVE_LIBZ
+ ssl->options.usingCompression = 1;
+ return SSL_SUCCESS;
+#else
+ return NOT_COMPILED_IN;
+#endif
+}
+
+
+#ifndef USE_WINDOWS_API
+ #ifndef NO_WRITEV
+
+ /* simulate writev semantics, doesn't actually do block at a time though
+ because of SSL_write behavior and because front adds may be small */
+ int wolfSSL_writev(WOLFSSL* ssl, const struct iovec* iov, int iovcnt)
+ {
+ #ifdef WOLFSSL_SMALL_STACK
+ byte staticBuffer[1]; /* force heap usage */
+ #else
+ byte staticBuffer[FILE_BUFFER_SIZE];
+ #endif
+ byte* myBuffer = staticBuffer;
+ int dynamic = 0;
+ int sending = 0;
+ int idx = 0;
+ int i;
+ int ret;
+
+ WOLFSSL_ENTER("wolfSSL_writev");
+
+ for (i = 0; i < iovcnt; i++)
+ sending += (int)iov[i].iov_len;
+
+ if (sending > (int)sizeof(staticBuffer)) {
+ myBuffer = (byte*)XMALLOC(sending, ssl->heap,
+ DYNAMIC_TYPE_WRITEV);
+ if (!myBuffer)
+ return MEMORY_ERROR;
+
+ dynamic = 1;
+ }
+
+ for (i = 0; i < iovcnt; i++) {
+ XMEMCPY(&myBuffer[idx], iov[i].iov_base, iov[i].iov_len);
+ idx += (int)iov[i].iov_len;
+ }
+
+ ret = wolfSSL_write(ssl, myBuffer, sending);
+
+ if (dynamic)
+ XFREE(myBuffer, ssl->heap, DYNAMIC_TYPE_WRITEV);
+
+ return ret;
+ }
+ #endif
+#endif
+
+
+#ifdef WOLFSSL_CALLBACKS
+
+ typedef struct itimerval Itimerval;
+
+ /* don't keep calling simple functions while setting up timer and signals
+ if no inlining these are the next best */
+
+ #define AddTimes(a, b, c) \
+ do { \
+ c.tv_sec = a.tv_sec + b.tv_sec; \
+ c.tv_usec = a.tv_usec + b.tv_usec; \
+ if (c.tv_usec >= 1000000) { \
+ c.tv_sec++; \
+ c.tv_usec -= 1000000; \
+ } \
+ } while (0)
+
+
+ #define SubtractTimes(a, b, c) \
+ do { \
+ c.tv_sec = a.tv_sec - b.tv_sec; \
+ c.tv_usec = a.tv_usec - b.tv_usec; \
+ if (c.tv_usec < 0) { \
+ c.tv_sec--; \
+ c.tv_usec += 1000000; \
+ } \
+ } while (0)
+
+ #define CmpTimes(a, b, cmp) \
+ ((a.tv_sec == b.tv_sec) ? \
+ (a.tv_usec cmp b.tv_usec) : \
+ (a.tv_sec cmp b.tv_sec)) \
+
+
+ /* do nothing handler */
+ static void myHandler(int signo)
+ {
+ (void)signo;
+ return;
+ }
+
+
+ static int wolfSSL_ex_wrapper(WOLFSSL* ssl, HandShakeCallBack hsCb,
+ TimeoutCallBack toCb, Timeval timeout)
+ {
+ int ret = SSL_FATAL_ERROR;
+ int oldTimerOn = 0; /* was timer already on */
+ Timeval startTime;
+ Timeval endTime;
+ Timeval totalTime;
+ Itimerval myTimeout;
+ Itimerval oldTimeout; /* if old timer adjust from total time to reset */
+ struct sigaction act, oact;
+
+ #define ERR_OUT(x) { ssl->hsInfoOn = 0; ssl->toInfoOn = 0; return x; }
+
+ if (hsCb) {
+ ssl->hsInfoOn = 1;
+ InitHandShakeInfo(&ssl->handShakeInfo);
+ }
+ if (toCb) {
+ ssl->toInfoOn = 1;
+ InitTimeoutInfo(&ssl->timeoutInfo);
+
+ if (gettimeofday(&startTime, 0) < 0)
+ ERR_OUT(GETTIME_ERROR);
+
+ /* use setitimer to simulate getitimer, init 0 myTimeout */
+ myTimeout.it_interval.tv_sec = 0;
+ myTimeout.it_interval.tv_usec = 0;
+ myTimeout.it_value.tv_sec = 0;
+ myTimeout.it_value.tv_usec = 0;
+ if (setitimer(ITIMER_REAL, &myTimeout, &oldTimeout) < 0)
+ ERR_OUT(SETITIMER_ERROR);
+
+ if (oldTimeout.it_value.tv_sec || oldTimeout.it_value.tv_usec) {
+ oldTimerOn = 1;
+
+ /* is old timer going to expire before ours */
+ if (CmpTimes(oldTimeout.it_value, timeout, <)) {
+ timeout.tv_sec = oldTimeout.it_value.tv_sec;
+ timeout.tv_usec = oldTimeout.it_value.tv_usec;
+ }
+ }
+ myTimeout.it_value.tv_sec = timeout.tv_sec;
+ myTimeout.it_value.tv_usec = timeout.tv_usec;
+
+ /* set up signal handler, don't restart socket send/recv */
+ act.sa_handler = myHandler;
+ sigemptyset(&act.sa_mask);
+ act.sa_flags = 0;
+#ifdef SA_INTERRUPT
+ act.sa_flags |= SA_INTERRUPT;
+#endif
+ if (sigaction(SIGALRM, &act, &oact) < 0)
+ ERR_OUT(SIGACT_ERROR);
+
+ if (setitimer(ITIMER_REAL, &myTimeout, 0) < 0)
+ ERR_OUT(SETITIMER_ERROR);
+ }
+
+ /* do main work */
+#ifndef NO_WOLFSSL_CLIENT
+ if (ssl->options.side == WOLFSSL_CLIENT_END)
+ ret = wolfSSL_connect(ssl);
+#endif
+#ifndef NO_WOLFSSL_SERVER
+ if (ssl->options.side == WOLFSSL_SERVER_END)
+ ret = wolfSSL_accept(ssl);
+#endif
+
+ /* do callbacks */
+ if (toCb) {
+ if (oldTimerOn) {
+ gettimeofday(&endTime, 0);
+ SubtractTimes(endTime, startTime, totalTime);
+ /* adjust old timer for elapsed time */
+ if (CmpTimes(totalTime, oldTimeout.it_value, <))
+ SubtractTimes(oldTimeout.it_value, totalTime,
+ oldTimeout.it_value);
+ else {
+ /* reset value to interval, may be off */
+ oldTimeout.it_value.tv_sec = oldTimeout.it_interval.tv_sec;
+ oldTimeout.it_value.tv_usec =oldTimeout.it_interval.tv_usec;
+ }
+ /* keep iter the same whether there or not */
+ }
+ /* restore old handler */
+ if (sigaction(SIGALRM, &oact, 0) < 0)
+ ret = SIGACT_ERROR; /* more pressing error, stomp */
+ else
+ /* use old settings which may turn off (expired or not there) */
+ if (setitimer(ITIMER_REAL, &oldTimeout, 0) < 0)
+ ret = SETITIMER_ERROR;
+
+ /* if we had a timeout call callback */
+ if (ssl->timeoutInfo.timeoutName[0]) {
+ ssl->timeoutInfo.timeoutValue.tv_sec = timeout.tv_sec;
+ ssl->timeoutInfo.timeoutValue.tv_usec = timeout.tv_usec;
+ (toCb)(&ssl->timeoutInfo);
+ }
+ /* clean up */
+ FreeTimeoutInfo(&ssl->timeoutInfo, ssl->heap);
+ ssl->toInfoOn = 0;
+ }
+ if (hsCb) {
+ FinishHandShakeInfo(&ssl->handShakeInfo, ssl);
+ (hsCb)(&ssl->handShakeInfo);
+ ssl->hsInfoOn = 0;
+ }
+ return ret;
+ }
+
+
+#ifndef NO_WOLFSSL_CLIENT
+
+ int wolfSSL_connect_ex(WOLFSSL* ssl, HandShakeCallBack hsCb,
+ TimeoutCallBack toCb, Timeval timeout)
+ {
+ WOLFSSL_ENTER("wolfSSL_connect_ex");
+ return wolfSSL_ex_wrapper(ssl, hsCb, toCb, timeout);
+ }
+
+#endif
+
+
+#ifndef NO_WOLFSSL_SERVER
+
+ int wolfSSL_accept_ex(WOLFSSL* ssl, HandShakeCallBack hsCb,
+ TimeoutCallBack toCb,Timeval timeout)
+ {
+ WOLFSSL_ENTER("wolfSSL_accept_ex");
+ return wolfSSL_ex_wrapper(ssl, hsCb, toCb, timeout);
+ }
+
+#endif
+
+#endif /* WOLFSSL_CALLBACKS */
+
+
+#ifndef NO_PSK
+
+ void wolfSSL_CTX_set_psk_client_callback(WOLFSSL_CTX* ctx,
+ wc_psk_client_callback cb)
+ {
+ WOLFSSL_ENTER("SSL_CTX_set_psk_client_callback");
+ ctx->havePSK = 1;
+ ctx->client_psk_cb = cb;
+ }
+
+
+ void wolfSSL_set_psk_client_callback(WOLFSSL* ssl,wc_psk_client_callback cb)
+ {
+ byte haveRSA = 1;
+
+ WOLFSSL_ENTER("SSL_set_psk_client_callback");
+ ssl->options.havePSK = 1;
+ ssl->options.client_psk_cb = cb;
+
+ #ifdef NO_RSA
+ haveRSA = 0;
+ #endif
+ InitSuites(ssl->suites, ssl->version, haveRSA, TRUE,
+ ssl->options.haveDH, ssl->options.haveNTRU,
+ ssl->options.haveECDSAsig, ssl->options.haveECC,
+ ssl->options.haveStaticECC, ssl->options.side);
+ }
+
+
+ void wolfSSL_CTX_set_psk_server_callback(WOLFSSL_CTX* ctx,
+ wc_psk_server_callback cb)
+ {
+ WOLFSSL_ENTER("SSL_CTX_set_psk_server_callback");
+ ctx->havePSK = 1;
+ ctx->server_psk_cb = cb;
+ }
+
+
+ void wolfSSL_set_psk_server_callback(WOLFSSL* ssl,wc_psk_server_callback cb)
+ {
+ byte haveRSA = 1;
+
+ WOLFSSL_ENTER("SSL_set_psk_server_callback");
+ ssl->options.havePSK = 1;
+ ssl->options.server_psk_cb = cb;
+
+ #ifdef NO_RSA
+ haveRSA = 0;
+ #endif
+ InitSuites(ssl->suites, ssl->version, haveRSA, TRUE,
+ ssl->options.haveDH, ssl->options.haveNTRU,
+ ssl->options.haveECDSAsig, ssl->options.haveECC,
+ ssl->options.haveStaticECC, ssl->options.side);
+ }
+
+
+ const char* wolfSSL_get_psk_identity_hint(const WOLFSSL* ssl)
+ {
+ WOLFSSL_ENTER("SSL_get_psk_identity_hint");
+
+ if (ssl == NULL || ssl->arrays == NULL)
+ return NULL;
+
+ return ssl->arrays->server_hint;
+ }
+
+
+ const char* wolfSSL_get_psk_identity(const WOLFSSL* ssl)
+ {
+ WOLFSSL_ENTER("SSL_get_psk_identity");
+
+ if (ssl == NULL || ssl->arrays == NULL)
+ return NULL;
+
+ return ssl->arrays->client_identity;
+ }
+
+
+ int wolfSSL_CTX_use_psk_identity_hint(WOLFSSL_CTX* ctx, const char* hint)
+ {
+ WOLFSSL_ENTER("SSL_CTX_use_psk_identity_hint");
+ if (hint == 0)
+ ctx->server_hint[0] = 0;
+ else {
+ XSTRNCPY(ctx->server_hint, hint, MAX_PSK_ID_LEN);
+ ctx->server_hint[MAX_PSK_ID_LEN - 1] = '\0';
+ }
+ return SSL_SUCCESS;
+ }
+
+
+ int wolfSSL_use_psk_identity_hint(WOLFSSL* ssl, const char* hint)
+ {
+ WOLFSSL_ENTER("SSL_use_psk_identity_hint");
+
+ if (ssl == NULL || ssl->arrays == NULL)
+ return SSL_FAILURE;
+
+ if (hint == 0)
+ ssl->arrays->server_hint[0] = 0;
+ else {
+ XSTRNCPY(ssl->arrays->server_hint, hint, MAX_PSK_ID_LEN);
+ ssl->arrays->server_hint[MAX_PSK_ID_LEN - 1] = '\0';
+ }
+ return SSL_SUCCESS;
+ }
+
+#endif /* NO_PSK */
+
+
+#ifdef HAVE_ANON
+
+ int wolfSSL_CTX_allow_anon_cipher(WOLFSSL_CTX* ctx)
+ {
+ WOLFSSL_ENTER("wolfSSL_CTX_allow_anon_cipher");
+
+ if (ctx == NULL)
+ return SSL_FAILURE;
+
+ ctx->haveAnon = 1;
+
+ return SSL_SUCCESS;
+ }
+
+#endif /* HAVE_ANON */
+
+
+#ifndef NO_CERTS
+/* used to be defined on NO_FILESYSTEM only, but are generally useful */
+
+ /* wolfSSL extension allows DER files to be loaded from buffers as well */
+ int wolfSSL_CTX_load_verify_buffer(WOLFSSL_CTX* ctx,
+ const unsigned char* in,
+ long sz, int format)
+ {
+ WOLFSSL_ENTER("wolfSSL_CTX_load_verify_buffer");
+ if (format == SSL_FILETYPE_PEM)
+ return ProcessChainBuffer(ctx, in, sz, format, CA_TYPE, NULL);
+ else
+ return ProcessBuffer(ctx, in, sz, format, CA_TYPE, NULL,NULL,0);
+ }
+
+
+#ifdef WOLFSSL_TRUST_PEER_CERT
+ int wolfSSL_CTX_trust_peer_buffer(WOLFSSL_CTX* ctx,
+ const unsigned char* in,
+ long sz, int format)
+ {
+ WOLFSSL_ENTER("wolfSSL_CTX_trust_peer_buffer");
+
+ /* sanity check on arguments */
+ if (sz < 0 || in == NULL || ctx == NULL) {
+ return BAD_FUNC_ARG;
+ }
+
+ if (format == SSL_FILETYPE_PEM)
+ return ProcessChainBuffer(ctx, in, sz, format,
+ TRUSTED_PEER_TYPE, NULL);
+ else
+ return ProcessBuffer(ctx, in, sz, format, TRUSTED_PEER_TYPE,
+ NULL,NULL,0);
+ }
+#endif /* WOLFSSL_TRUST_PEER_CERT */
+
+
+ int wolfSSL_CTX_use_certificate_buffer(WOLFSSL_CTX* ctx,
+ const unsigned char* in, long sz, int format)
+ {
+ WOLFSSL_ENTER("wolfSSL_CTX_use_certificate_buffer");
+ return ProcessBuffer(ctx, in, sz, format, CERT_TYPE, NULL, NULL, 0);
+ }
+
+
+ int wolfSSL_CTX_use_PrivateKey_buffer(WOLFSSL_CTX* ctx,
+ const unsigned char* in, long sz, int format)
+ {
+ WOLFSSL_ENTER("wolfSSL_CTX_use_PrivateKey_buffer");
+ return ProcessBuffer(ctx, in, sz, format, PRIVATEKEY_TYPE, NULL,NULL,0);
+ }
+
+
+ int wolfSSL_CTX_use_certificate_chain_buffer(WOLFSSL_CTX* ctx,
+ const unsigned char* in, long sz)
+ {
+ WOLFSSL_ENTER("wolfSSL_CTX_use_certificate_chain_buffer");
+ return ProcessBuffer(ctx, in, sz, SSL_FILETYPE_PEM, CERT_TYPE, NULL,
+ NULL, 1);
+ }
+
+
+#ifndef NO_DH
+
+ /* server wrapper for ctx or ssl Diffie-Hellman parameters */
+ static int wolfSSL_SetTmpDH_buffer_wrapper(WOLFSSL_CTX* ctx, WOLFSSL* ssl,
+ const unsigned char* buf,
+ long sz, int format)
+ {
+ DerBuffer* der = NULL;
+ int ret = 0;
+ word32 pSz = MAX_DH_SIZE;
+ word32 gSz = MAX_DH_SIZE;
+ #ifdef WOLFSSL_SMALL_STACK
+ byte* p = NULL;
+ byte* g = NULL;
+ #else
+ byte p[MAX_DH_SIZE];
+ byte g[MAX_DH_SIZE];
+ #endif
+
+ if (ctx == NULL || buf == NULL)
+ return BAD_FUNC_ARG;
+
+ ret = AllocDer(&der, 0, DH_PARAM_TYPE, ctx->heap);
+ if (ret != 0) {
+ return ret;
+ }
+ der->buffer = (byte*)buf;
+ der->length = (word32)sz;
+
+ #ifdef WOLFSSL_SMALL_STACK
+ p = (byte*)XMALLOC(pSz, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ g = (byte*)XMALLOC(gSz, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+
+ if (p == NULL || g == NULL) {
+ XFREE(p, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ XFREE(g, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ return MEMORY_E;
+ }
+ #endif
+
+ if (format != SSL_FILETYPE_ASN1 && format != SSL_FILETYPE_PEM)
+ ret = SSL_BAD_FILETYPE;
+ else {
+ if (format == SSL_FILETYPE_PEM) {
+ FreeDer(&der);
+ ret = PemToDer(buf, sz, DH_PARAM_TYPE, &der, ctx->heap,
+ NULL, NULL);
+ }
+
+ if (ret == 0) {
+ if (wc_DhParamsLoad(der->buffer, der->length, p, &pSz, g, &gSz) < 0)
+ ret = SSL_BAD_FILETYPE;
+ else if (ssl)
+ ret = wolfSSL_SetTmpDH(ssl, p, pSz, g, gSz);
+ else
+ ret = wolfSSL_CTX_SetTmpDH(ctx, p, pSz, g, gSz);
+ }
+ }
+
+ FreeDer(&der);
+
+ #ifdef WOLFSSL_SMALL_STACK
+ XFREE(p, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ XFREE(g, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ #endif
+
+ return ret;
+ }
+
+
+ /* server Diffie-Hellman parameters, SSL_SUCCESS on ok */
+ int wolfSSL_SetTmpDH_buffer(WOLFSSL* ssl, const unsigned char* buf, long sz,
+ int format)
+ {
+ if (ssl == NULL)
+ return BAD_FUNC_ARG;
+
+ return wolfSSL_SetTmpDH_buffer_wrapper(ssl->ctx, ssl, buf, sz, format);
+ }
+
+
+ /* server ctx Diffie-Hellman parameters, SSL_SUCCESS on ok */
+ int wolfSSL_CTX_SetTmpDH_buffer(WOLFSSL_CTX* ctx, const unsigned char* buf,
+ long sz, int format)
+ {
+ return wolfSSL_SetTmpDH_buffer_wrapper(ctx, NULL, buf, sz, format);
+ }
+
+#endif /* NO_DH */
+
+
+ int wolfSSL_use_certificate_buffer(WOLFSSL* ssl,
+ const unsigned char* in, long sz, int format)
+ {
+ WOLFSSL_ENTER("wolfSSL_use_certificate_buffer");
+ return ProcessBuffer(ssl->ctx, in, sz, format,CERT_TYPE,ssl,NULL,0);
+ }
+
+
+ int wolfSSL_use_PrivateKey_buffer(WOLFSSL* ssl,
+ const unsigned char* in, long sz, int format)
+ {
+ WOLFSSL_ENTER("wolfSSL_use_PrivateKey_buffer");
+ return ProcessBuffer(ssl->ctx, in, sz, format, PRIVATEKEY_TYPE,
+ ssl, NULL, 0);
+ }
+
+
+ int wolfSSL_use_certificate_chain_buffer(WOLFSSL* ssl,
+ const unsigned char* in, long sz)
+ {
+ WOLFSSL_ENTER("wolfSSL_use_certificate_chain_buffer");
+ return ProcessBuffer(ssl->ctx, in, sz, SSL_FILETYPE_PEM, CERT_TYPE,
+ ssl, NULL, 1);
+ }
+
+
+ /* unload any certs or keys that SSL owns, leave CTX as is
+ SSL_SUCCESS on ok */
+ int wolfSSL_UnloadCertsKeys(WOLFSSL* ssl)
+ {
+ if (ssl == NULL) {
+ WOLFSSL_MSG("Null function arg");
+ return BAD_FUNC_ARG;
+ }
+
+ if (ssl->buffers.weOwnCert) {
+ WOLFSSL_MSG("Unloading cert");
+ FreeDer(&ssl->buffers.certificate);
+ ssl->buffers.weOwnCert = 0;
+ }
+
+ if (ssl->buffers.weOwnCertChain) {
+ WOLFSSL_MSG("Unloading cert chain");
+ FreeDer(&ssl->buffers.certChain);
+ ssl->buffers.weOwnCertChain = 0;
+ }
+
+ if (ssl->buffers.weOwnKey) {
+ WOLFSSL_MSG("Unloading key");
+ FreeDer(&ssl->buffers.key);
+ ssl->buffers.weOwnKey = 0;
+ }
+
+ return SSL_SUCCESS;
+ }
+
+
+ int wolfSSL_CTX_UnloadCAs(WOLFSSL_CTX* ctx)
+ {
+ WOLFSSL_ENTER("wolfSSL_CTX_UnloadCAs");
+
+ if (ctx == NULL)
+ return BAD_FUNC_ARG;
+
+ return wolfSSL_CertManagerUnloadCAs(ctx->cm);
+ }
+
+
+#ifdef WOLFSSL_TRUST_PEER_CERT
+ int wolfSSL_CTX_Unload_trust_peers(WOLFSSL_CTX* ctx)
+ {
+ WOLFSSL_ENTER("wolfSSL_CTX_Unload_trust_peers");
+
+ if (ctx == NULL)
+ return BAD_FUNC_ARG;
+
+ return wolfSSL_CertManagerUnload_trust_peers(ctx->cm);
+ }
+#endif /* WOLFSSL_TRUST_PEER_CERT */
+/* old NO_FILESYSTEM end */
+#endif /* !NO_CERTS */
+
+
+#if defined(OPENSSL_EXTRA) || defined(GOAHEAD_WS)
+
+
+ int wolfSSL_add_all_algorithms(void)
+ {
+ WOLFSSL_ENTER("wolfSSL_add_all_algorithms");
+ if (wolfSSL_Init() == SSL_SUCCESS)
+ return SSL_SUCCESS;
+ else
+ return SSL_FATAL_ERROR;
+ }
+
+
+ long wolfSSL_CTX_sess_set_cache_size(WOLFSSL_CTX* ctx, long sz)
+ {
+ /* cache size fixed at compile time in wolfSSL */
+ (void)ctx;
+ (void)sz;
+ return 0;
+ }
+
+
+ void wolfSSL_CTX_set_quiet_shutdown(WOLFSSL_CTX* ctx, int mode)
+ {
+ WOLFSSL_ENTER("wolfSSL_CTX_set_quiet_shutdown");
+ if (mode)
+ ctx->quietShutdown = 1;
+ }
+
+
+ void wolfSSL_set_quiet_shutdown(WOLFSSL* ssl, int mode)
+ {
+ WOLFSSL_ENTER("wolfSSL_CTX_set_quiet_shutdown");
+ if (mode)
+ ssl->options.quietShutdown = 1;
+ }
+
+
+ void wolfSSL_set_bio(WOLFSSL* ssl, WOLFSSL_BIO* rd, WOLFSSL_BIO* wr)
+ {
+ WOLFSSL_ENTER("SSL_set_bio");
+ wolfSSL_set_rfd(ssl, rd->fd);
+ wolfSSL_set_wfd(ssl, wr->fd);
+
+ ssl->biord = rd;
+ ssl->biowr = wr;
+ }
+
+
+ void wolfSSL_CTX_set_client_CA_list(WOLFSSL_CTX* ctx,
+ STACK_OF(WOLFSSL_X509_NAME)* names)
+ {
+ (void)ctx;
+ (void)names;
+ }
+
+
+ STACK_OF(WOLFSSL_X509_NAME)* wolfSSL_load_client_CA_file(const char* fname)
+ {
+ (void)fname;
+ return 0;
+ }
+
+
+ int wolfSSL_CTX_set_default_verify_paths(WOLFSSL_CTX* ctx)
+ {
+ /* TODO:, not needed in goahead */
+ (void)ctx;
+ return SSL_NOT_IMPLEMENTED;
+ }
+
+
+ /* keyblock size in bytes or -1 */
+ int wolfSSL_get_keyblock_size(WOLFSSL* ssl)
+ {
+ if (ssl == NULL)
+ return SSL_FATAL_ERROR;
+
+ return 2 * (ssl->specs.key_size + ssl->specs.iv_size +
+ ssl->specs.hash_size);
+ }
+
+
+ /* store keys returns SSL_SUCCESS or -1 on error */
+ int wolfSSL_get_keys(WOLFSSL* ssl, unsigned char** ms, unsigned int* msLen,
+ unsigned char** sr, unsigned int* srLen,
+ unsigned char** cr, unsigned int* crLen)
+ {
+ if (ssl == NULL || ssl->arrays == NULL)
+ return SSL_FATAL_ERROR;
+
+ *ms = ssl->arrays->masterSecret;
+ *sr = ssl->arrays->serverRandom;
+ *cr = ssl->arrays->clientRandom;
+
+ *msLen = SECRET_LEN;
+ *srLen = RAN_LEN;
+ *crLen = RAN_LEN;
+
+ return SSL_SUCCESS;
+ }
+
+
+ void wolfSSL_set_accept_state(WOLFSSL* ssl)
+ {
+ word16 haveRSA = 1;
+ word16 havePSK = 0;
+
+ WOLFSSL_ENTER("SSL_set_accept_state");
+ ssl->options.side = WOLFSSL_SERVER_END;
+ /* reset suites in case user switched */
+
+ #ifdef NO_RSA
+ haveRSA = 0;
+ #endif
+ #ifndef NO_PSK
+ havePSK = ssl->options.havePSK;
+ #endif
+ InitSuites(ssl->suites, ssl->version, haveRSA, havePSK,
+ ssl->options.haveDH, ssl->options.haveNTRU,
+ ssl->options.haveECDSAsig, ssl->options.haveECC,
+ ssl->options.haveStaticECC, ssl->options.side);
+ }
+#endif
+
+ /* return true if connection established */
+ int wolfSSL_is_init_finished(WOLFSSL* ssl)
+ {
+ if (ssl == NULL)
+ return 0;
+
+ if (ssl->options.handShakeState == HANDSHAKE_DONE)
+ return 1;
+
+ return 0;
+ }
+
+#if defined(OPENSSL_EXTRA) || defined(GOAHEAD_WS)
+ void wolfSSL_CTX_set_tmp_rsa_callback(WOLFSSL_CTX* ctx,
+ WOLFSSL_RSA*(*f)(WOLFSSL*, int, int))
+ {
+ /* wolfSSL verifies all these internally */
+ (void)ctx;
+ (void)f;
+ }
+
+
+ void wolfSSL_set_shutdown(WOLFSSL* ssl, int opt)
+ {
+ WOLFSSL_ENTER("wolfSSL_set_shutdown");
+ if(ssl==NULL) {
+ WOLFSSL_MSG("Shutdown not set. ssl is null");
+ return;
+ }
+
+ ssl->options.sentNotify = (opt&SSL_SENT_SHUTDOWN) > 0;
+ ssl->options.closeNotify = (opt&SSL_RECEIVED_SHUTDOWN) > 0;
+ }
+
+
+ long wolfSSL_CTX_set_options(WOLFSSL_CTX* ctx, long opt)
+ {
+ /* goahead calls with 0, do nothing */
+ WOLFSSL_ENTER("SSL_CTX_set_options");
+ (void)ctx;
+ return opt;
+ }
+
+
+ int wolfSSL_set_rfd(WOLFSSL* ssl, int rfd)
+ {
+ WOLFSSL_ENTER("SSL_set_rfd");
+ ssl->rfd = rfd; /* not used directly to allow IO callbacks */
+
+ ssl->IOCB_ReadCtx = &ssl->rfd;
+
+ return SSL_SUCCESS;
+ }
+
+
+ int wolfSSL_set_wfd(WOLFSSL* ssl, int wfd)
+ {
+ WOLFSSL_ENTER("SSL_set_wfd");
+ ssl->wfd = wfd; /* not used directly to allow IO callbacks */
+
+ ssl->IOCB_WriteCtx = &ssl->wfd;
+
+ return SSL_SUCCESS;
+ }
+
+
+ WOLFSSL_RSA* wolfSSL_RSA_generate_key(int len, unsigned long bits,
+ void(*f)(int, int, void*), void* data)
+ {
+ /* no tmp key needed, actual generation not supported */
+ WOLFSSL_ENTER("RSA_generate_key");
+ (void)len;
+ (void)bits;
+ (void)f;
+ (void)data;
+ return NULL;
+ }
+
+
+
+ WOLFSSL_X509* wolfSSL_X509_STORE_CTX_get_current_cert(
+ WOLFSSL_X509_STORE_CTX* ctx)
+ {
+ WOLFSSL_ENTER("wolfSSL_X509_STORE_CTX_get_current_cert");
+ if(ctx)
+ return ctx->current_cert;
+ return NULL;
+ }
+
+
+ int wolfSSL_X509_STORE_CTX_get_error(WOLFSSL_X509_STORE_CTX* ctx)
+ {
+ WOLFSSL_ENTER("wolfSSL_X509_STORE_CTX_get_error");
+ if (ctx != NULL)
+ return ctx->error;
+ return 0;
+ }
+
+
+ int wolfSSL_X509_STORE_CTX_get_error_depth(WOLFSSL_X509_STORE_CTX* ctx)
+ {
+ WOLFSSL_ENTER("wolfSSL_X509_STORE_CTX_get_error_depth");
+ if(ctx)
+ return ctx->error_depth;
+ return SSL_FATAL_ERROR;
+ }
+
+
+ WOLFSSL_BIO_METHOD* wolfSSL_BIO_f_buffer(void)
+ {
+ static WOLFSSL_BIO_METHOD meth;
+
+ WOLFSSL_ENTER("BIO_f_buffer");
+ meth.type = BIO_BUFFER;
+
+ return &meth;
+ }
+
+
+ long wolfSSL_BIO_set_write_buffer_size(WOLFSSL_BIO* bio, long size)
+ {
+ /* wolfSSL has internal buffer, compatibility only */
+ WOLFSSL_ENTER("BIO_set_write_buffer_size");
+ (void)bio;
+ return size;
+ }
+
+
+ WOLFSSL_BIO_METHOD* wolfSSL_BIO_f_ssl(void)
+ {
+ static WOLFSSL_BIO_METHOD meth;
+
+ WOLFSSL_ENTER("BIO_f_ssl");
+ meth.type = BIO_SSL;
+
+ return &meth;
+ }
+
+
+ WOLFSSL_BIO* wolfSSL_BIO_new_socket(int sfd, int closeF)
+ {
+ WOLFSSL_BIO* bio = (WOLFSSL_BIO*) XMALLOC(sizeof(WOLFSSL_BIO), 0,
+ DYNAMIC_TYPE_OPENSSL);
+
+ WOLFSSL_ENTER("BIO_new_socket");
+ if (bio) {
+ bio->type = BIO_SOCKET;
+ bio->close = (byte)closeF;
+ bio->eof = 0;
+ bio->ssl = 0;
+ bio->fd = sfd;
+ bio->prev = 0;
+ bio->next = 0;
+ bio->mem = NULL;
+ bio->memLen = 0;
+ }
+ return bio;
+ }
+
+
+ int wolfSSL_BIO_eof(WOLFSSL_BIO* b)
+ {
+ WOLFSSL_ENTER("BIO_eof");
+ if (b->eof)
+ return 1;
+
+ return 0;
+ }
+
+
+ long wolfSSL_BIO_set_ssl(WOLFSSL_BIO* b, WOLFSSL* ssl, int closeF)
+ {
+ WOLFSSL_ENTER("BIO_set_ssl");
+ b->ssl = ssl;
+ b->close = (byte)closeF;
+ /* add to ssl for bio free if SSL_free called before/instead of free_all? */
+
+ return 0;
+ }
+
+
+ WOLFSSL_BIO* wolfSSL_BIO_new(WOLFSSL_BIO_METHOD* method)
+ {
+ WOLFSSL_BIO* bio = (WOLFSSL_BIO*) XMALLOC(sizeof(WOLFSSL_BIO), 0,
+ DYNAMIC_TYPE_OPENSSL);
+ WOLFSSL_ENTER("BIO_new");
+ if (bio) {
+ bio->type = method->type;
+ bio->close = 0;
+ bio->eof = 0;
+ bio->ssl = NULL;
+ bio->mem = NULL;
+ bio->memLen = 0;
+ bio->fd = 0;
+ bio->prev = NULL;
+ bio->next = NULL;
+ }
+ return bio;
+ }
+
+
+ int wolfSSL_BIO_get_mem_data(WOLFSSL_BIO* bio, const byte** p)
+ {
+ if (bio == NULL || p == NULL)
+ return SSL_FATAL_ERROR;
+
+ *p = bio->mem;
+
+ return bio->memLen;
+ }
+
+
+ WOLFSSL_BIO* wolfSSL_BIO_new_mem_buf(void* buf, int len)
+ {
+ WOLFSSL_BIO* bio = NULL;
+ if (buf == NULL)
+ return bio;
+
+ bio = wolfSSL_BIO_new(wolfSSL_BIO_s_mem());
+ if (bio == NULL)
+ return bio;
+
+ bio->memLen = len;
+ bio->mem = (byte*)XMALLOC(len, 0, DYNAMIC_TYPE_OPENSSL);
+ if (bio->mem == NULL) {
+ XFREE(bio, 0, DYNAMIC_TYPE_OPENSSL);
+ return NULL;
+ }
+
+ XMEMCPY(bio->mem, buf, len);
+
+ return bio;
+ }
+
+
+#ifdef USE_WINDOWS_API
+ #define CloseSocket(s) closesocket(s)
+#elif defined(WOLFSSL_MDK_ARM) || defined(WOLFSSL_KEIL_TCP_NET)
+ #define CloseSocket(s) closesocket(s)
+ extern int closesocket(int) ;
+#else
+ #define CloseSocket(s) close(s)
+#endif
+
+ int wolfSSL_BIO_free(WOLFSSL_BIO* bio)
+ {
+ /* unchain?, doesn't matter in goahead since from free all */
+ WOLFSSL_ENTER("BIO_free");
+ if (bio) {
+ if (bio->close) {
+ if (bio->ssl)
+ wolfSSL_free(bio->ssl);
+ if (bio->fd)
+ CloseSocket(bio->fd);
+ }
+ if (bio->mem)
+ XFREE(bio->mem, 0, DYNAMIC_TYPE_OPENSSL);
+ XFREE(bio, 0, DYNAMIC_TYPE_OPENSSL);
+ }
+ return 0;
+ }
+
+
+ int wolfSSL_BIO_free_all(WOLFSSL_BIO* bio)
+ {
+ WOLFSSL_ENTER("BIO_free_all");
+ while (bio) {
+ WOLFSSL_BIO* next = bio->next;
+ wolfSSL_BIO_free(bio);
+ bio = next;
+ }
+ return 0;
+ }
+
+
+ int wolfSSL_BIO_read(WOLFSSL_BIO* bio, void* buf, int len)
+ {
+ int ret;
+ WOLFSSL* ssl = 0;
+ WOLFSSL_BIO* front = bio;
+
+ WOLFSSL_ENTER("BIO_read");
+ /* already got eof, again is error */
+ if (front->eof)
+ return SSL_FATAL_ERROR;
+
+ while(bio && ((ssl = bio->ssl) == 0) )
+ bio = bio->next;
+
+ if (ssl == 0) return BAD_FUNC_ARG;
+
+ ret = wolfSSL_read(ssl, buf, len);
+ if (ret == 0)
+ front->eof = 1;
+ else if (ret < 0) {
+ int err = wolfSSL_get_error(ssl, 0);
+ if ( !(err == SSL_ERROR_WANT_READ || err == SSL_ERROR_WANT_WRITE) )
+ front->eof = 1;
+ }
+ return ret;
+ }
+
+
+ int wolfSSL_BIO_write(WOLFSSL_BIO* bio, const void* data, int len)
+ {
+ int ret;
+ WOLFSSL* ssl = 0;
+ WOLFSSL_BIO* front = bio;
+
+ WOLFSSL_ENTER("BIO_write");
+ /* already got eof, again is error */
+ if (front->eof)
+ return SSL_FATAL_ERROR;
+
+ while(bio && ((ssl = bio->ssl) == 0) )
+ bio = bio->next;
+
+ if (ssl == 0) return BAD_FUNC_ARG;
+
+ ret = wolfSSL_write(ssl, data, len);
+ if (ret == 0)
+ front->eof = 1;
+ else if (ret < 0) {
+ int err = wolfSSL_get_error(ssl, 0);
+ if ( !(err == SSL_ERROR_WANT_READ || err == SSL_ERROR_WANT_WRITE) )
+ front->eof = 1;
+ }
+
+ return ret;
+ }
+
+
+ WOLFSSL_BIO* wolfSSL_BIO_push(WOLFSSL_BIO* top, WOLFSSL_BIO* append)
+ {
+ WOLFSSL_ENTER("BIO_push");
+ top->next = append;
+ append->prev = top;
+
+ return top;
+ }
+
+
+ int wolfSSL_BIO_flush(WOLFSSL_BIO* bio)
+ {
+ /* for wolfSSL no flushing needed */
+ WOLFSSL_ENTER("BIO_flush");
+ (void)bio;
+ return 1;
+ }
+
+
+#endif /* OPENSSL_EXTRA || GOAHEAD_WS */
+
+
+#if defined(OPENSSL_EXTRA) || defined(HAVE_WEBSERVER)
+
+ void wolfSSL_CTX_set_default_passwd_cb_userdata(WOLFSSL_CTX* ctx,
+ void* userdata)
+ {
+ WOLFSSL_ENTER("SSL_CTX_set_default_passwd_cb_userdata");
+ ctx->userdata = userdata;
+ }
+
+
+ void wolfSSL_CTX_set_default_passwd_cb(WOLFSSL_CTX* ctx, pem_password_cb cb)
+ {
+ WOLFSSL_ENTER("SSL_CTX_set_default_passwd_cb");
+ ctx->passwd_cb = cb;
+ }
+
+ int wolfSSL_num_locks(void)
+ {
+ return 0;
+ }
+
+ void wolfSSL_set_locking_callback(void (*f)(int, int, const char*, int))
+ {
+ (void)f;
+ }
+
+ void wolfSSL_set_id_callback(unsigned long (*f)(void))
+ {
+ (void)f;
+ }
+
+ unsigned long wolfSSL_ERR_get_error(void)
+ {
+ /* TODO: */
+ return 0;
+ }
+
+#ifndef NO_MD5
+
+ int wolfSSL_EVP_BytesToKey(const WOLFSSL_EVP_CIPHER* type,
+ const WOLFSSL_EVP_MD* md, const byte* salt,
+ const byte* data, int sz, int count, byte* key, byte* iv)
+ {
+ int keyLen = 0;
+ int ivLen = 0;
+ int j;
+ int keyLeft;
+ int ivLeft;
+ int keyOutput = 0;
+ byte digest[MD5_DIGEST_SIZE];
+ #ifdef WOLFSSL_SMALL_STACK
+ Md5* md5 = NULL;
+ #else
+ Md5 md5[1];
+ #endif
+
+ #ifdef WOLFSSL_SMALL_STACK
+ md5 = (Md5*)XMALLOC(sizeof(Md5), NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ if (md5 == NULL)
+ return 0;
+ #endif
+
+ WOLFSSL_ENTER("wolfSSL_EVP_BytesToKey");
+ wc_InitMd5(md5);
+
+ /* only support MD5 for now */
+ if (XSTRNCMP(md, "MD5", 3) != 0) return 0;
+
+ /* only support CBC DES and AES for now */
+ if (XSTRNCMP(type, EVP_DES_CBC, EVP_DES_SIZE) == 0) {
+ keyLen = DES_KEY_SIZE;
+ ivLen = DES_IV_SIZE;
+ }
+ else if (XSTRNCMP(type, EVP_DES_EDE3_CBC, EVP_DES_EDE3_SIZE) == 0) {
+ keyLen = DES3_KEY_SIZE;
+ ivLen = DES_IV_SIZE;
+ }
+ else if (XSTRNCMP(type, EVP_AES_128_CBC, EVP_AES_SIZE) == 0) {
+ keyLen = AES_128_KEY_SIZE;
+ ivLen = AES_IV_SIZE;
+ }
+ else if (XSTRNCMP(type, EVP_AES_192_CBC, EVP_AES_SIZE) == 0) {
+ keyLen = AES_192_KEY_SIZE;
+ ivLen = AES_IV_SIZE;
+ }
+ else if (XSTRNCMP(type, EVP_AES_256_CBC, EVP_AES_SIZE) == 0) {
+ keyLen = AES_256_KEY_SIZE;
+ ivLen = AES_IV_SIZE;
+ }
+ else {
+ #ifdef WOLFSSL_SMALL_STACK
+ XFREE(md5, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ #endif
+ return 0;
+ }
+
+ keyLeft = keyLen;
+ ivLeft = ivLen;
+
+ while (keyOutput < (keyLen + ivLen)) {
+ int digestLeft = MD5_DIGEST_SIZE;
+ /* D_(i - 1) */
+ if (keyOutput) /* first time D_0 is empty */
+ wc_Md5Update(md5, digest, MD5_DIGEST_SIZE);
+ /* data */
+ wc_Md5Update(md5, data, sz);
+ /* salt */
+ if (salt)
+ wc_Md5Update(md5, salt, EVP_SALT_SIZE);
+ wc_Md5Final(md5, digest);
+ /* count */
+ for (j = 1; j < count; j++) {
+ wc_Md5Update(md5, digest, MD5_DIGEST_SIZE);
+ wc_Md5Final(md5, digest);
+ }
+
+ if (keyLeft) {
+ int store = min(keyLeft, MD5_DIGEST_SIZE);
+ XMEMCPY(&key[keyLen - keyLeft], digest, store);
+
+ keyOutput += store;
+ keyLeft -= store;
+ digestLeft -= store;
+ }
+
+ if (ivLeft && digestLeft) {
+ int store = min(ivLeft, digestLeft);
+ if (iv != NULL)
+ XMEMCPY(&iv[ivLen - ivLeft],
+ &digest[MD5_DIGEST_SIZE - digestLeft], store);
+ keyOutput += store;
+ ivLeft -= store;
+ }
+ }
+
+ #ifdef WOLFSSL_SMALL_STACK
+ XFREE(md5, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ #endif
+
+ return keyOutput == (keyLen + ivLen) ? keyOutput : 0;
+ }
+
+#endif /* NO_MD5 */
+
+#endif /* OPENSSL_EXTRA || HAVE_WEBSERVER */
+
+
+#ifdef OPENSSL_EXTRA
+
+ unsigned long wolfSSLeay(void)
+ {
+ return SSLEAY_VERSION_NUMBER;
+ }
+
+
+ const char* wolfSSLeay_version(int type)
+ {
+ static const char* version = "SSLeay wolfSSL compatibility";
+ (void)type;
+ return version;
+ }
+
+
+#ifndef NO_MD5
+ void wolfSSL_MD5_Init(WOLFSSL_MD5_CTX* md5)
+ {
+ typedef char md5_test[sizeof(MD5_CTX) >= sizeof(Md5) ? 1 : -1];
+ (void)sizeof(md5_test);
+
+ WOLFSSL_ENTER("MD5_Init");
+ wc_InitMd5((Md5*)md5);
+ }
+
+
+ void wolfSSL_MD5_Update(WOLFSSL_MD5_CTX* md5, const void* input,
+ unsigned long sz)
+ {
+ WOLFSSL_ENTER("wolfSSL_MD5_Update");
+ wc_Md5Update((Md5*)md5, (const byte*)input, (word32)sz);
+ }
+
+
+ void wolfSSL_MD5_Final(byte* input, WOLFSSL_MD5_CTX* md5)
+ {
+ WOLFSSL_ENTER("MD5_Final");
+ wc_Md5Final((Md5*)md5, input);
+ }
+#endif /* NO_MD5 */
+
+
+#ifndef NO_SHA
+ void wolfSSL_SHA_Init(WOLFSSL_SHA_CTX* sha)
+ {
+ typedef char sha_test[sizeof(SHA_CTX) >= sizeof(Sha) ? 1 : -1];
+ (void)sizeof(sha_test);
+
+ WOLFSSL_ENTER("SHA_Init");
+ wc_InitSha((Sha*)sha); /* OpenSSL compat, no ret */
+ }
+
+
+ void wolfSSL_SHA_Update(WOLFSSL_SHA_CTX* sha, const void* input,
+ unsigned long sz)
+ {
+ WOLFSSL_ENTER("SHA_Update");
+ wc_ShaUpdate((Sha*)sha, (const byte*)input, (word32)sz);
+ }
+
+
+ void wolfSSL_SHA_Final(byte* input, WOLFSSL_SHA_CTX* sha)
+ {
+ WOLFSSL_ENTER("SHA_Final");
+ wc_ShaFinal((Sha*)sha, input);
+ }
+
+
+ void wolfSSL_SHA1_Init(WOLFSSL_SHA_CTX* sha)
+ {
+ WOLFSSL_ENTER("SHA1_Init");
+ SHA_Init(sha);
+ }
+
+
+ void wolfSSL_SHA1_Update(WOLFSSL_SHA_CTX* sha, const void* input,
+ unsigned long sz)
+ {
+ WOLFSSL_ENTER("SHA1_Update");
+ SHA_Update(sha, input, sz);
+ }
+
+
+ void wolfSSL_SHA1_Final(byte* input, WOLFSSL_SHA_CTX* sha)
+ {
+ WOLFSSL_ENTER("SHA1_Final");
+ SHA_Final(input, sha);
+ }
+#endif /* NO_SHA */
+
+
+ void wolfSSL_SHA256_Init(WOLFSSL_SHA256_CTX* sha256)
+ {
+ typedef char sha_test[sizeof(SHA256_CTX) >= sizeof(Sha256) ? 1 : -1];
+ (void)sizeof(sha_test);
+
+ WOLFSSL_ENTER("SHA256_Init");
+ wc_InitSha256((Sha256*)sha256); /* OpenSSL compat, no error */
+ }
+
+
+ void wolfSSL_SHA256_Update(WOLFSSL_SHA256_CTX* sha, const void* input,
+ unsigned long sz)
+ {
+ WOLFSSL_ENTER("SHA256_Update");
+ wc_Sha256Update((Sha256*)sha, (const byte*)input, (word32)sz);
+ /* OpenSSL compat, no error */
+ }
+
+
+ void wolfSSL_SHA256_Final(byte* input, WOLFSSL_SHA256_CTX* sha)
+ {
+ WOLFSSL_ENTER("SHA256_Final");
+ wc_Sha256Final((Sha256*)sha, input);
+ /* OpenSSL compat, no error */
+ }
+
+
+ #ifdef WOLFSSL_SHA384
+
+ void wolfSSL_SHA384_Init(WOLFSSL_SHA384_CTX* sha)
+ {
+ typedef char sha_test[sizeof(SHA384_CTX) >= sizeof(Sha384) ? 1 : -1];
+ (void)sizeof(sha_test);
+
+ WOLFSSL_ENTER("SHA384_Init");
+ wc_InitSha384((Sha384*)sha); /* OpenSSL compat, no error */
+ }
+
+
+ void wolfSSL_SHA384_Update(WOLFSSL_SHA384_CTX* sha, const void* input,
+ unsigned long sz)
+ {
+ WOLFSSL_ENTER("SHA384_Update");
+ wc_Sha384Update((Sha384*)sha, (const byte*)input, (word32)sz);
+ /* OpenSSL compat, no error */
+ }
+
+
+ void wolfSSL_SHA384_Final(byte* input, WOLFSSL_SHA384_CTX* sha)
+ {
+ WOLFSSL_ENTER("SHA384_Final");
+ wc_Sha384Final((Sha384*)sha, input);
+ /* OpenSSL compat, no error */
+ }
+
+ #endif /* WOLFSSL_SHA384 */
+
+
+ #ifdef WOLFSSL_SHA512
+
+ void wolfSSL_SHA512_Init(WOLFSSL_SHA512_CTX* sha)
+ {
+ typedef char sha_test[sizeof(SHA512_CTX) >= sizeof(Sha512) ? 1 : -1];
+ (void)sizeof(sha_test);
+
+ WOLFSSL_ENTER("SHA512_Init");
+ wc_InitSha512((Sha512*)sha); /* OpenSSL compat, no error */
+ }
+
+
+ void wolfSSL_SHA512_Update(WOLFSSL_SHA512_CTX* sha, const void* input,
+ unsigned long sz)
+ {
+ WOLFSSL_ENTER("SHA512_Update");
+ wc_Sha512Update((Sha512*)sha, (const byte*)input, (word32)sz);
+ /* OpenSSL compat, no error */
+ }
+
+
+ void wolfSSL_SHA512_Final(byte* input, WOLFSSL_SHA512_CTX* sha)
+ {
+ WOLFSSL_ENTER("SHA512_Final");
+ wc_Sha512Final((Sha512*)sha, input);
+ /* OpenSSL compat, no error */
+ }
+
+ #endif /* WOLFSSL_SHA512 */
+
+
+ #ifndef NO_MD5
+
+ const WOLFSSL_EVP_MD* wolfSSL_EVP_md5(void)
+ {
+ static const char* type = "MD5";
+ WOLFSSL_ENTER("EVP_md5");
+ return type;
+ }
+
+ #endif /* NO_MD5 */
+
+
+#ifndef NO_SHA
+ const WOLFSSL_EVP_MD* wolfSSL_EVP_sha1(void)
+ {
+ static const char* type = "SHA";
+ WOLFSSL_ENTER("EVP_sha1");
+ return type;
+ }
+#endif /* NO_SHA */
+
+
+ const WOLFSSL_EVP_MD* wolfSSL_EVP_sha256(void)
+ {
+ static const char* type = "SHA256";
+ WOLFSSL_ENTER("EVP_sha256");
+ return type;
+ }
+
+ #ifdef WOLFSSL_SHA384
+
+ const WOLFSSL_EVP_MD* wolfSSL_EVP_sha384(void)
+ {
+ static const char* type = "SHA384";
+ WOLFSSL_ENTER("EVP_sha384");
+ return type;
+ }
+
+ #endif /* WOLFSSL_SHA384 */
+
+ #ifdef WOLFSSL_SHA512
+
+ const WOLFSSL_EVP_MD* wolfSSL_EVP_sha512(void)
+ {
+ static const char* type = "SHA512";
+ WOLFSSL_ENTER("EVP_sha512");
+ return type;
+ }
+
+ #endif /* WOLFSSL_SHA512 */
+
+
+ void wolfSSL_EVP_MD_CTX_init(WOLFSSL_EVP_MD_CTX* ctx)
+ {
+ WOLFSSL_ENTER("EVP_CIPHER_MD_CTX_init");
+ (void)ctx;
+ /* do nothing */
+ }
+
+ const WOLFSSL_EVP_CIPHER* wolfSSL_EVP_aes_128_cbc(void)
+ {
+ WOLFSSL_ENTER("wolfSSL_EVP_aes_128_cbc");
+ return EVP_AES_128_CBC;
+ }
+
+
+ const WOLFSSL_EVP_CIPHER* wolfSSL_EVP_aes_192_cbc(void)
+ {
+ WOLFSSL_ENTER("wolfSSL_EVP_aes_192_cbc");
+ return EVP_AES_192_CBC;
+ }
+
+
+ const WOLFSSL_EVP_CIPHER* wolfSSL_EVP_aes_256_cbc(void)
+ {
+ WOLFSSL_ENTER("wolfSSL_EVP_aes_256_cbc");
+ return EVP_AES_256_CBC;
+ }
+
+
+ const WOLFSSL_EVP_CIPHER* wolfSSL_EVP_aes_128_ctr(void)
+ {
+ WOLFSSL_ENTER("wolfSSL_EVP_aes_128_ctr");
+ return EVP_AES_128_CTR;
+ }
+
+
+ const WOLFSSL_EVP_CIPHER* wolfSSL_EVP_aes_192_ctr(void)
+ {
+ WOLFSSL_ENTER("wolfSSL_EVP_aes_192_ctr");
+ return EVP_AES_192_CTR;
+ }
+
+
+ const WOLFSSL_EVP_CIPHER* wolfSSL_EVP_aes_256_ctr(void)
+ {
+ WOLFSSL_ENTER("wolfSSL_EVP_aes_256_ctr");
+ return EVP_AES_256_CTR;
+ }
+
+
+ const WOLFSSL_EVP_CIPHER* wolfSSL_EVP_des_cbc(void)
+ {
+ WOLFSSL_ENTER("wolfSSL_EVP_des_cbc");
+ return EVP_DES_CBC;
+ }
+
+
+ const WOLFSSL_EVP_CIPHER* wolfSSL_EVP_des_ede3_cbc(void)
+ {
+ WOLFSSL_ENTER("wolfSSL_EVP_des_ede3_cbc");
+ return EVP_DES_EDE3_CBC;
+ }
+
+
+ const WOLFSSL_EVP_CIPHER* wolfSSL_EVP_rc4(void)
+ {
+ static const char* type = "ARC4";
+ WOLFSSL_ENTER("wolfSSL_EVP_rc4");
+ return type;
+ }
+
+#ifdef HAVE_IDEA
+ const WOLFSSL_EVP_CIPHER* wolfSSL_EVP_idea_cbc(void)
+ {
+ WOLFSSL_ENTER("wolfSSL_EVP_idea_cbc");
+ return EVP_IDEA_CBC;
+ }
+#endif
+ const WOLFSSL_EVP_CIPHER* wolfSSL_EVP_enc_null(void)
+ {
+ static const char* type = "NULL";
+ WOLFSSL_ENTER("wolfSSL_EVP_enc_null");
+ return type;
+ }
+
+
+ int wolfSSL_EVP_MD_CTX_cleanup(WOLFSSL_EVP_MD_CTX* ctx)
+ {
+ WOLFSSL_ENTER("EVP_MD_CTX_cleanup");
+ (void)ctx;
+ return 0;
+ }
+
+
+
+ void wolfSSL_EVP_CIPHER_CTX_init(WOLFSSL_EVP_CIPHER_CTX* ctx)
+ {
+ WOLFSSL_ENTER("EVP_CIPHER_CTX_init");
+ if (ctx) {
+ ctx->cipherType = 0xff; /* no init */
+ ctx->keyLen = 0;
+ ctx->enc = 1; /* start in encrypt mode */
+ }
+ }
+
+
+ /* SSL_SUCCESS on ok */
+ int wolfSSL_EVP_CIPHER_CTX_cleanup(WOLFSSL_EVP_CIPHER_CTX* ctx)
+ {
+ WOLFSSL_ENTER("EVP_CIPHER_CTX_cleanup");
+ if (ctx) {
+ ctx->cipherType = 0xff; /* no more init */
+ ctx->keyLen = 0;
+ }
+
+ return SSL_SUCCESS;
+ }
+
+
+ /* return SSL_SUCCESS on ok, 0 on failure to match API compatibility */
+ int wolfSSL_EVP_CipherInit(WOLFSSL_EVP_CIPHER_CTX* ctx,
+ const WOLFSSL_EVP_CIPHER* type, byte* key,
+ byte* iv, int enc)
+ {
+ int ret = -1; /* failure local, during function 0 means success
+ because internal functions work that way */
+ (void)iv;
+ (void)enc;
+
+ WOLFSSL_ENTER("wolfSSL_EVP_CipherInit");
+ if (ctx == NULL) {
+ WOLFSSL_MSG("no ctx");
+ return 0; /* failure */
+ }
+
+ if (type == NULL && ctx->cipherType == 0xff) {
+ WOLFSSL_MSG("no type set");
+ return 0; /* failure */
+ }
+
+#ifndef NO_AES
+ if (ctx->cipherType == AES_128_CBC_TYPE ||
+ (type && XSTRNCMP(type, EVP_AES_128_CBC, EVP_AES_SIZE) == 0)) {
+ WOLFSSL_MSG(EVP_AES_128_CBC);
+ ctx->cipherType = AES_128_CBC_TYPE;
+ ctx->keyLen = 16;
+ if (enc == 0 || enc == 1)
+ ctx->enc = enc ? 1 : 0;
+ if (key) {
+ ret = wc_AesSetKey(&ctx->cipher.aes, key, ctx->keyLen, iv,
+ ctx->enc ? AES_ENCRYPTION : AES_DECRYPTION);
+ if (ret != 0)
+ return ret;
+ }
+ if (iv && key == NULL) {
+ ret = wc_AesSetIV(&ctx->cipher.aes, iv);
+ if (ret != 0)
+ return ret;
+ }
+ }
+ else if (ctx->cipherType == AES_192_CBC_TYPE ||
+ (type && XSTRNCMP(type, EVP_AES_192_CBC, EVP_AES_SIZE) == 0)) {
+ WOLFSSL_MSG(EVP_AES_192_CBC);
+ ctx->cipherType = AES_192_CBC_TYPE;
+ ctx->keyLen = 24;
+ if (enc == 0 || enc == 1)
+ ctx->enc = enc ? 1 : 0;
+ if (key) {
+ ret = wc_AesSetKey(&ctx->cipher.aes, key, ctx->keyLen, iv,
+ ctx->enc ? AES_ENCRYPTION : AES_DECRYPTION);
+ if (ret != 0)
+ return ret;
+ }
+ if (iv && key == NULL) {
+ ret = wc_AesSetIV(&ctx->cipher.aes, iv);
+ if (ret != 0)
+ return ret;
+ }
+ }
+ else if (ctx->cipherType == AES_256_CBC_TYPE ||
+ (type && XSTRNCMP(type, EVP_AES_256_CBC, EVP_AES_SIZE) == 0)) {
+ WOLFSSL_MSG(EVP_AES_256_CBC);
+ ctx->cipherType = AES_256_CBC_TYPE;
+ ctx->keyLen = 32;
+ if (enc == 0 || enc == 1)
+ ctx->enc = enc ? 1 : 0;
+ if (key) {
+ ret = wc_AesSetKey(&ctx->cipher.aes, key, ctx->keyLen, iv,
+ ctx->enc ? AES_ENCRYPTION : AES_DECRYPTION);
+ if (ret != 0)
+ return ret;
+ }
+ if (iv && key == NULL) {
+ ret = wc_AesSetIV(&ctx->cipher.aes, iv);
+ if (ret != 0)
+ return ret;
+ }
+ }
+#ifdef WOLFSSL_AES_COUNTER
+ else if (ctx->cipherType == AES_128_CTR_TYPE ||
+ (type && XSTRNCMP(type, EVP_AES_128_CTR, EVP_AES_SIZE) == 0)) {
+ WOLFSSL_MSG(EVP_AES_128_CTR);
+ ctx->cipherType = AES_128_CTR_TYPE;
+ ctx->keyLen = 16;
+ if (enc == 0 || enc == 1)
+ ctx->enc = enc ? 1 : 0;
+ if (key) {
+ ret = wc_AesSetKey(&ctx->cipher.aes, key, ctx->keyLen, iv,
+ AES_ENCRYPTION);
+ if (ret != 0)
+ return ret;
+ }
+ if (iv && key == NULL) {
+ ret = wc_AesSetIV(&ctx->cipher.aes, iv);
+ if (ret != 0)
+ return ret;
+ }
+ }
+ else if (ctx->cipherType == AES_192_CTR_TYPE ||
+ (type && XSTRNCMP(type, EVP_AES_192_CTR, EVP_AES_SIZE) == 0)) {
+ WOLFSSL_MSG(EVP_AES_192_CTR);
+ ctx->cipherType = AES_192_CTR_TYPE;
+ ctx->keyLen = 24;
+ if (enc == 0 || enc == 1)
+ ctx->enc = enc ? 1 : 0;
+ if (key) {
+ ret = wc_AesSetKey(&ctx->cipher.aes, key, ctx->keyLen, iv,
+ AES_ENCRYPTION);
+ if (ret != 0)
+ return ret;
+ }
+ if (iv && key == NULL) {
+ ret = wc_AesSetIV(&ctx->cipher.aes, iv);
+ if (ret != 0)
+ return ret;
+ }
+ }
+ else if (ctx->cipherType == AES_256_CTR_TYPE ||
+ (type && XSTRNCMP(type, EVP_AES_256_CTR, EVP_AES_SIZE) == 0)) {
+ WOLFSSL_MSG(EVP_AES_256_CTR);
+ ctx->cipherType = AES_256_CTR_TYPE;
+ ctx->keyLen = 32;
+ if (enc == 0 || enc == 1)
+ ctx->enc = enc ? 1 : 0;
+ if (key) {
+ ret = wc_AesSetKey(&ctx->cipher.aes, key, ctx->keyLen, iv,
+ AES_ENCRYPTION);
+ if (ret != 0)
+ return ret;
+ }
+ if (iv && key == NULL) {
+ ret = wc_AesSetIV(&ctx->cipher.aes, iv);
+ if (ret != 0)
+ return ret;
+ }
+ }
+#endif /* WOLFSSL_AES_CTR */
+#endif /* NO_AES */
+
+#ifndef NO_DES3
+ if (ctx->cipherType == DES_CBC_TYPE ||
+ (type && XSTRNCMP(type, EVP_DES_CBC, EVP_DES_SIZE) == 0)) {
+ WOLFSSL_MSG(EVP_DES_CBC);
+ ctx->cipherType = DES_CBC_TYPE;
+ ctx->keyLen = 8;
+ if (enc == 0 || enc == 1)
+ ctx->enc = enc ? 1 : 0;
+ if (key) {
+ ret = wc_Des_SetKey(&ctx->cipher.des, key, iv,
+ ctx->enc ? DES_ENCRYPTION : DES_DECRYPTION);
+ if (ret != 0)
+ return ret;
+ }
+
+ if (iv && key == NULL)
+ wc_Des_SetIV(&ctx->cipher.des, iv);
+ }
+ else if (ctx->cipherType == DES_EDE3_CBC_TYPE ||
+ (type &&
+ XSTRNCMP(type, EVP_DES_EDE3_CBC, EVP_DES_EDE3_SIZE) == 0)) {
+ WOLFSSL_MSG(EVP_DES_EDE3_CBC);
+ ctx->cipherType = DES_EDE3_CBC_TYPE;
+ ctx->keyLen = 24;
+ if (enc == 0 || enc == 1)
+ ctx->enc = enc ? 1 : 0;
+ if (key) {
+ ret = wc_Des3_SetKey(&ctx->cipher.des3, key, iv,
+ ctx->enc ? DES_ENCRYPTION : DES_DECRYPTION);
+ if (ret != 0)
+ return ret;
+ }
+
+ if (iv && key == NULL) {
+ ret = wc_Des3_SetIV(&ctx->cipher.des3, iv);
+ if (ret != 0)
+ return ret;
+ }
+ }
+#endif /* NO_DES3 */
+#ifndef NO_RC4
+ if (ctx->cipherType == ARC4_TYPE || (type &&
+ XSTRNCMP(type, "ARC4", 4) == 0)) {
+ WOLFSSL_MSG("ARC4");
+ ctx->cipherType = ARC4_TYPE;
+ if (ctx->keyLen == 0) /* user may have already set */
+ ctx->keyLen = 16; /* default to 128 */
+ if (key)
+ wc_Arc4SetKey(&ctx->cipher.arc4, key, ctx->keyLen);
+ ret = 0; /* success */
+ }
+#endif /* NO_RC4 */
+#ifdef HAVE_IDEA
+ if (ctx->cipherType == IDEA_CBC_TYPE ||
+ (type && XSTRNCMP(type, EVP_IDEA_CBC, EVP_IDEA_SIZE) == 0)) {
+ WOLFSSL_MSG(EVP_IDEA_CBC);
+ ctx->cipherType = IDEA_CBC_TYPE;
+ ctx->keyLen = IDEA_KEY_SIZE;
+ if (enc == 0 || enc == 1)
+ ctx->enc = enc ? 1 : 0;
+ if (key) {
+ ret = wc_IdeaSetKey(&ctx->cipher.idea, key, (word16)ctx->keyLen,
+ iv, ctx->enc ? IDEA_ENCRYPTION :
+ IDEA_DECRYPTION);
+ if (ret != 0)
+ return ret;
+ }
+
+ if (iv && key == NULL)
+ wc_IdeaSetIV(&ctx->cipher.idea, iv);
+ }
+#endif /* HAVE_IDEA */
+ if (ctx->cipherType == NULL_CIPHER_TYPE || (type &&
+ XSTRNCMP(type, "NULL", 4) == 0)) {
+ WOLFSSL_MSG("NULL cipher");
+ ctx->cipherType = NULL_CIPHER_TYPE;
+ ctx->keyLen = 0;
+ ret = 0; /* success */
+ }
+
+ if (ret == 0)
+ return SSL_SUCCESS;
+ else
+ return 0; /* overall failure */
+ }
+
+
+ /* SSL_SUCCESS on ok */
+ int wolfSSL_EVP_CIPHER_CTX_key_length(WOLFSSL_EVP_CIPHER_CTX* ctx)
+ {
+ WOLFSSL_ENTER("wolfSSL_EVP_CIPHER_CTX_key_length");
+ if (ctx)
+ return ctx->keyLen;
+
+ return 0; /* failure */
+ }
+
+
+ /* SSL_SUCCESS on ok */
+ int wolfSSL_EVP_CIPHER_CTX_set_key_length(WOLFSSL_EVP_CIPHER_CTX* ctx,
+ int keylen)
+ {
+ WOLFSSL_ENTER("wolfSSL_EVP_CIPHER_CTX_set_key_length");
+ if (ctx)
+ ctx->keyLen = keylen;
+ else
+ return 0; /* failure */
+
+ return SSL_SUCCESS;
+ }
+
+
+ /* SSL_SUCCESS on ok */
+ int wolfSSL_EVP_Cipher(WOLFSSL_EVP_CIPHER_CTX* ctx, byte* dst, byte* src,
+ word32 len)
+ {
+ int ret = 0;
+ WOLFSSL_ENTER("wolfSSL_EVP_Cipher");
+
+ if (ctx == NULL || dst == NULL || src == NULL) {
+ WOLFSSL_MSG("Bad function argument");
+ return 0; /* failure */
+ }
+
+ if (ctx->cipherType == 0xff) {
+ WOLFSSL_MSG("no init");
+ return 0; /* failure */
+ }
+
+ switch (ctx->cipherType) {
+
+#ifndef NO_AES
+#ifdef HAVE_AES_CBC
+ case AES_128_CBC_TYPE :
+ case AES_192_CBC_TYPE :
+ case AES_256_CBC_TYPE :
+ WOLFSSL_MSG("AES CBC");
+ if (ctx->enc)
+ ret = wc_AesCbcEncrypt(&ctx->cipher.aes, dst, src, len);
+ else
+ ret = wc_AesCbcDecrypt(&ctx->cipher.aes, dst, src, len);
+ break;
+#endif /* HAVE_AES_CBC */
+#ifdef WOLFSSL_AES_COUNTER
+ case AES_128_CTR_TYPE :
+ case AES_192_CTR_TYPE :
+ case AES_256_CTR_TYPE :
+ WOLFSSL_MSG("AES CTR");
+ wc_AesCtrEncrypt(&ctx->cipher.aes, dst, src, len);
+ break;
+#endif /* WOLFSSL_AES_COUNTER */
+#endif /* NO_AES */
+
+#ifndef NO_DES3
+ case DES_CBC_TYPE :
+ if (ctx->enc)
+ wc_Des_CbcEncrypt(&ctx->cipher.des, dst, src, len);
+ else
+ wc_Des_CbcDecrypt(&ctx->cipher.des, dst, src, len);
+ break;
+
+ case DES_EDE3_CBC_TYPE :
+ if (ctx->enc)
+ ret = wc_Des3_CbcEncrypt(&ctx->cipher.des3, dst, src, len);
+ else
+ ret = wc_Des3_CbcDecrypt(&ctx->cipher.des3, dst, src, len);
+ break;
+#endif
+
+#ifndef NO_RC4
+ case ARC4_TYPE :
+ wc_Arc4Process(&ctx->cipher.arc4, dst, src, len);
+ break;
+#endif
+
+#ifdef HAVE_IDEA
+ case IDEA_CBC_TYPE :
+ if (ctx->enc)
+ wc_IdeaCbcEncrypt(&ctx->cipher.idea, dst, src, len);
+ else
+ wc_IdeaCbcDecrypt(&ctx->cipher.idea, dst, src, len);
+ break;
+#endif
+ case NULL_CIPHER_TYPE :
+ XMEMCPY(dst, src, len);
+ break;
+
+ default: {
+ WOLFSSL_MSG("bad type");
+ return 0; /* failure */
+ }
+ }
+
+ if (ret != 0) {
+ WOLFSSL_MSG("wolfSSL_EVP_Cipher failure");
+ return 0; /* failuer */
+ }
+
+ WOLFSSL_MSG("wolfSSL_EVP_Cipher success");
+ return SSL_SUCCESS; /* success */
+ }
+
+
+ /* store for external read of iv, SSL_SUCCESS on success */
+ int wolfSSL_StoreExternalIV(WOLFSSL_EVP_CIPHER_CTX* ctx)
+ {
+ WOLFSSL_ENTER("wolfSSL_StoreExternalIV");
+
+ if (ctx == NULL) {
+ WOLFSSL_MSG("Bad function argument");
+ return SSL_FATAL_ERROR;
+ }
+
+ switch (ctx->cipherType) {
+
+#ifndef NO_AES
+ case AES_128_CBC_TYPE :
+ case AES_192_CBC_TYPE :
+ case AES_256_CBC_TYPE :
+ WOLFSSL_MSG("AES CBC");
+ XMEMCPY(ctx->iv, &ctx->cipher.aes.reg, AES_BLOCK_SIZE);
+ break;
+
+#ifdef WOLFSSL_AES_COUNTER
+ case AES_128_CTR_TYPE :
+ case AES_192_CTR_TYPE :
+ case AES_256_CTR_TYPE :
+ WOLFSSL_MSG("AES CTR");
+ XMEMCPY(ctx->iv, &ctx->cipher.aes.reg, AES_BLOCK_SIZE);
+ break;
+#endif /* WOLFSSL_AES_COUNTER */
+
+#endif /* NO_AES */
+
+#ifndef NO_DES3
+ case DES_CBC_TYPE :
+ WOLFSSL_MSG("DES CBC");
+ XMEMCPY(ctx->iv, &ctx->cipher.des.reg, DES_BLOCK_SIZE);
+ break;
+
+ case DES_EDE3_CBC_TYPE :
+ WOLFSSL_MSG("DES EDE3 CBC");
+ XMEMCPY(ctx->iv, &ctx->cipher.des3.reg, DES_BLOCK_SIZE);
+ break;
+#endif
+
+#ifdef HAVE_IDEA
+ case IDEA_CBC_TYPE :
+ WOLFSSL_MSG("IDEA CBC");
+ XMEMCPY(ctx->iv, &ctx->cipher.idea.reg, IDEA_BLOCK_SIZE);
+ break;
+#endif
+ case ARC4_TYPE :
+ WOLFSSL_MSG("ARC4");
+ break;
+
+ case NULL_CIPHER_TYPE :
+ WOLFSSL_MSG("NULL");
+ break;
+
+ default: {
+ WOLFSSL_MSG("bad type");
+ return SSL_FATAL_ERROR;
+ }
+ }
+ return SSL_SUCCESS;
+ }
+
+
+ /* set internal IV from external, SSL_SUCCESS on success */
+ int wolfSSL_SetInternalIV(WOLFSSL_EVP_CIPHER_CTX* ctx)
+ {
+
+ WOLFSSL_ENTER("wolfSSL_SetInternalIV");
+
+ if (ctx == NULL) {
+ WOLFSSL_MSG("Bad function argument");
+ return SSL_FATAL_ERROR;
+ }
+
+ switch (ctx->cipherType) {
+
+#ifndef NO_AES
+ case AES_128_CBC_TYPE :
+ case AES_192_CBC_TYPE :
+ case AES_256_CBC_TYPE :
+ WOLFSSL_MSG("AES CBC");
+ XMEMCPY(&ctx->cipher.aes.reg, ctx->iv, AES_BLOCK_SIZE);
+ break;
+
+#ifdef WOLFSSL_AES_COUNTER
+ case AES_128_CTR_TYPE :
+ case AES_192_CTR_TYPE :
+ case AES_256_CTR_TYPE :
+ WOLFSSL_MSG("AES CTR");
+ XMEMCPY(&ctx->cipher.aes.reg, ctx->iv, AES_BLOCK_SIZE);
+ break;
+#endif
+
+#endif /* NO_AES */
+
+#ifndef NO_DES3
+ case DES_CBC_TYPE :
+ WOLFSSL_MSG("DES CBC");
+ XMEMCPY(&ctx->cipher.des.reg, ctx->iv, DES_BLOCK_SIZE);
+ break;
+
+ case DES_EDE3_CBC_TYPE :
+ WOLFSSL_MSG("DES EDE3 CBC");
+ XMEMCPY(&ctx->cipher.des3.reg, ctx->iv, DES_BLOCK_SIZE);
+ break;
+#endif
+
+#ifdef HAVE_IDEA
+ case IDEA_CBC_TYPE :
+ WOLFSSL_MSG("IDEA CBC");
+ XMEMCPY(&ctx->cipher.idea.reg, ctx->iv, IDEA_BLOCK_SIZE);
+ break;
+#endif
+ case ARC4_TYPE :
+ WOLFSSL_MSG("ARC4");
+ break;
+
+ case NULL_CIPHER_TYPE :
+ WOLFSSL_MSG("NULL");
+ break;
+
+ default: {
+ WOLFSSL_MSG("bad type");
+ return SSL_FATAL_ERROR;
+ }
+ }
+ return SSL_SUCCESS;
+ }
+
+
+ /* SSL_SUCCESS on ok */
+ int wolfSSL_EVP_DigestInit(WOLFSSL_EVP_MD_CTX* ctx,
+ const WOLFSSL_EVP_MD* type)
+ {
+ WOLFSSL_ENTER("EVP_DigestInit");
+ if (XSTRNCMP(type, "SHA256", 6) == 0) {
+ ctx->macType = SHA256;
+ wolfSSL_SHA256_Init((SHA256_CTX*)&ctx->hash);
+ }
+ #ifdef WOLFSSL_SHA384
+ else if (XSTRNCMP(type, "SHA384", 6) == 0) {
+ ctx->macType = SHA384;
+ wolfSSL_SHA384_Init((SHA384_CTX*)&ctx->hash);
+ }
+ #endif
+ #ifdef WOLFSSL_SHA512
+ else if (XSTRNCMP(type, "SHA512", 6) == 0) {
+ ctx->macType = SHA512;
+ wolfSSL_SHA512_Init((SHA512_CTX*)&ctx->hash);
+ }
+ #endif
+ #ifndef NO_MD5
+ else if (XSTRNCMP(type, "MD5", 3) == 0) {
+ ctx->macType = MD5;
+ wolfSSL_MD5_Init((MD5_CTX*)&ctx->hash);
+ }
+ #endif
+ #ifndef NO_SHA
+ /* has to be last since would pick or 256, 384, or 512 too */
+ else if (XSTRNCMP(type, "SHA", 3) == 0) {
+ ctx->macType = SHA;
+ wolfSSL_SHA_Init((SHA_CTX*)&ctx->hash);
+ }
+ #endif /* NO_SHA */
+ else
+ return BAD_FUNC_ARG;
+
+ return SSL_SUCCESS;
+ }
+
+
+ /* SSL_SUCCESS on ok */
+ int wolfSSL_EVP_DigestUpdate(WOLFSSL_EVP_MD_CTX* ctx, const void* data,
+ unsigned long sz)
+ {
+ WOLFSSL_ENTER("EVP_DigestUpdate");
+
+ switch (ctx->macType) {
+#ifndef NO_MD5
+ case MD5:
+ wolfSSL_MD5_Update((MD5_CTX*)&ctx->hash, data,
+ (unsigned long)sz);
+ break;
+#endif
+#ifndef NO_SHA
+ case SHA:
+ wolfSSL_SHA_Update((SHA_CTX*)&ctx->hash, data,
+ (unsigned long)sz);
+ break;
+#endif
+#ifndef NO_SHA256
+ case SHA256:
+ wolfSSL_SHA256_Update((SHA256_CTX*)&ctx->hash, data,
+ (unsigned long)sz);
+ break;
+#endif
+#ifdef WOLFSSL_SHA384
+ case SHA384:
+ wolfSSL_SHA384_Update((SHA384_CTX*)&ctx->hash, data,
+ (unsigned long)sz);
+ break;
+#endif
+#ifdef WOLFSSL_SHA512
+ case SHA512:
+ wolfSSL_SHA512_Update((SHA512_CTX*)&ctx->hash, data,
+ (unsigned long)sz);
+ break;
+#endif
+ default:
+ return BAD_FUNC_ARG;
+ }
+
+ return SSL_SUCCESS;
+ }
+
+
+ /* SSL_SUCCESS on ok */
+ int wolfSSL_EVP_DigestFinal(WOLFSSL_EVP_MD_CTX* ctx, unsigned char* md,
+ unsigned int* s)
+ {
+ WOLFSSL_ENTER("EVP_DigestFinal");
+ switch (ctx->macType) {
+#ifndef NO_MD5
+ case MD5:
+ wolfSSL_MD5_Final(md, (MD5_CTX*)&ctx->hash);
+ if (s) *s = MD5_DIGEST_SIZE;
+ break;
+#endif
+#ifndef NO_SHA
+ case SHA:
+ wolfSSL_SHA_Final(md, (SHA_CTX*)&ctx->hash);
+ if (s) *s = SHA_DIGEST_SIZE;
+ break;
+#endif
+#ifndef NO_SHA256
+ case SHA256:
+ wolfSSL_SHA256_Final(md, (SHA256_CTX*)&ctx->hash);
+ if (s) *s = SHA256_DIGEST_SIZE;
+ break;
+#endif
+#ifdef WOLFSSL_SHA384
+ case SHA384:
+ wolfSSL_SHA384_Final(md, (SHA384_CTX*)&ctx->hash);
+ if (s) *s = SHA384_DIGEST_SIZE;
+ break;
+#endif
+#ifdef WOLFSSL_SHA512
+ case SHA512:
+ wolfSSL_SHA512_Final(md, (SHA512_CTX*)&ctx->hash);
+ if (s) *s = SHA512_DIGEST_SIZE;
+ break;
+#endif
+ default:
+ return BAD_FUNC_ARG;
+ }
+
+ return SSL_SUCCESS;
+ }
+
+
+ /* SSL_SUCCESS on ok */
+ int wolfSSL_EVP_DigestFinal_ex(WOLFSSL_EVP_MD_CTX* ctx, unsigned char* md,
+ unsigned int* s)
+ {
+ WOLFSSL_ENTER("EVP_DigestFinal_ex");
+ return EVP_DigestFinal(ctx, md, s);
+ }
+
+
+ unsigned char* wolfSSL_HMAC(const WOLFSSL_EVP_MD* evp_md, const void* key,
+ int key_len, const unsigned char* d, int n,
+ unsigned char* md, unsigned int* md_len)
+ {
+ int type;
+ unsigned char* ret = NULL;
+#ifdef WOLFSSL_SMALL_STACK
+ Hmac* hmac = NULL;
+#else
+ Hmac hmac[1];
+#endif
+
+ WOLFSSL_ENTER("HMAC");
+ if (!md)
+ return NULL; /* no static buffer support */
+
+ if (XSTRNCMP(evp_md, "MD5", 3) == 0)
+ type = MD5;
+ else if (XSTRNCMP(evp_md, "SHA", 3) == 0)
+ type = SHA;
+ else
+ return NULL;
+
+ #ifdef WOLFSSL_SMALL_STACK
+ hmac = (Hmac*)XMALLOC(sizeof(Hmac), NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ if (hmac == NULL)
+ return NULL;
+ #endif
+
+ if (wc_HmacSetKey(hmac, type, (const byte*)key, key_len) == 0)
+ if (wc_HmacUpdate(hmac, d, n) == 0)
+ if (wc_HmacFinal(hmac, md) == 0) {
+ if (md_len)
+ *md_len = (type == MD5) ? (int)MD5_DIGEST_SIZE
+ : (int)SHA_DIGEST_SIZE;
+ ret = md;
+ }
+
+ #ifdef WOLFSSL_SMALL_STACK
+ XFREE(hmac, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ #endif
+
+ return ret;
+ }
+
+ void wolfSSL_ERR_clear_error(void)
+ {
+ /* TODO: */
+ }
+
+
+ int wolfSSL_RAND_status(void)
+ {
+ return SSL_SUCCESS; /* wolfCrypt provides enough seed internally */
+ }
+
+
+
+ void wolfSSL_RAND_add(const void* add, int len, double entropy)
+ {
+ (void)add;
+ (void)len;
+ (void)entropy;
+
+ /* wolfSSL seeds/adds internally, use explicit RNG if you want
+ to take control */
+ }
+
+
+#ifndef NO_DES3
+ /* SSL_SUCCESS on ok */
+ int wolfSSL_DES_key_sched(WOLFSSL_const_DES_cblock* key,
+ WOLFSSL_DES_key_schedule* schedule)
+ {
+ WOLFSSL_ENTER("DES_key_sched");
+ XMEMCPY(schedule, key, sizeof(const_DES_cblock));
+ return SSL_SUCCESS;
+ }
+
+
+ void wolfSSL_DES_cbc_encrypt(const unsigned char* input,
+ unsigned char* output, long length,
+ WOLFSSL_DES_key_schedule* schedule,
+ WOLFSSL_DES_cblock* ivec, int enc)
+ {
+ Des myDes;
+
+ WOLFSSL_ENTER("DES_cbc_encrypt");
+
+ /* OpenSSL compat, no ret */
+ wc_Des_SetKey(&myDes, (const byte*)schedule, (const byte*)ivec, !enc);
+
+ if (enc)
+ wc_Des_CbcEncrypt(&myDes, output, input, (word32)length);
+ else
+ wc_Des_CbcDecrypt(&myDes, output, input, (word32)length);
+ }
+
+
+ /* correctly sets ivec for next call */
+ void wolfSSL_DES_ncbc_encrypt(const unsigned char* input,
+ unsigned char* output, long length,
+ WOLFSSL_DES_key_schedule* schedule, WOLFSSL_DES_cblock* ivec,
+ int enc)
+ {
+ Des myDes;
+
+ WOLFSSL_ENTER("DES_ncbc_encrypt");
+
+ /* OpenSSL compat, no ret */
+ wc_Des_SetKey(&myDes, (const byte*)schedule, (const byte*)ivec, !enc);
+
+ if (enc)
+ wc_Des_CbcEncrypt(&myDes, output, input, (word32)length);
+ else
+ wc_Des_CbcDecrypt(&myDes, output, input, (word32)length);
+
+ XMEMCPY(ivec, output + length - sizeof(DES_cblock), sizeof(DES_cblock));
+ }
+
+#endif /* NO_DES3 */
+
+
+ void wolfSSL_ERR_free_strings(void)
+ {
+ /* handled internally */
+ }
+
+
+ void wolfSSL_ERR_remove_state(unsigned long state)
+ {
+ /* TODO: GetErrors().Remove(); */
+ (void)state;
+ }
+
+
+ void wolfSSL_EVP_cleanup(void)
+ {
+ /* nothing to do here */
+ }
+
+
+ void wolfSSL_cleanup_all_ex_data(void)
+ {
+ /* nothing to do here */
+ }
+
+
+ int wolfSSL_clear(WOLFSSL* ssl)
+ {
+ (void)ssl;
+ /* TODO: GetErrors().Remove(); */
+ return SSL_SUCCESS;
+ }
+
+
+ long wolfSSL_SSL_SESSION_set_timeout(WOLFSSL_SESSION* ses, long t)
+ {
+ word32 tmptime;
+ if (!ses || t < 0)
+ return BAD_FUNC_ARG;
+
+ tmptime = t & 0xFFFFFFFF;
+
+ ses->timeout = tmptime;
+
+ return SSL_SUCCESS;
+ }
+
+
+ long wolfSSL_CTX_set_mode(WOLFSSL_CTX* ctx, long mode)
+ {
+ /* SSL_MODE_ACCEPT_MOVING_WRITE_BUFFER is wolfSSL default mode */
+
+ WOLFSSL_ENTER("SSL_CTX_set_mode");
+ if (mode == SSL_MODE_ENABLE_PARTIAL_WRITE)
+ ctx->partialWrite = 1;
+
+ return mode;
+ }
+
+
+ long wolfSSL_SSL_get_mode(WOLFSSL* ssl)
+ {
+ /* TODO: */
+ (void)ssl;
+ return 0;
+ }
+
+
+ long wolfSSL_CTX_get_mode(WOLFSSL_CTX* ctx)
+ {
+ /* TODO: */
+ (void)ctx;
+ return 0;
+ }
+
+
+ void wolfSSL_CTX_set_default_read_ahead(WOLFSSL_CTX* ctx, int m)
+ {
+ /* TODO: maybe? */
+ (void)ctx;
+ (void)m;
+ }
+
+
+ int wolfSSL_CTX_set_session_id_context(WOLFSSL_CTX* ctx,
+ const unsigned char* sid_ctx,
+ unsigned int sid_ctx_len)
+ {
+ /* No application specific context needed for wolfSSL */
+ (void)ctx;
+ (void)sid_ctx;
+ (void)sid_ctx_len;
+ return SSL_SUCCESS;
+ }
+
+
+ long wolfSSL_CTX_sess_get_cache_size(WOLFSSL_CTX* ctx)
+ {
+ /* TODO: maybe? */
+ (void)ctx;
+ return (~0);
+ }
+
+ unsigned long wolfSSL_ERR_get_error_line_data(const char** file, int* line,
+ const char** data, int *flags)
+ {
+ /* Not implemented */
+ (void)file;
+ (void)line;
+ (void)data;
+ (void)flags;
+ return 0;
+ }
+
+#endif /* OPENSSL_EXTRA */
+
+
+#if defined(KEEP_PEER_CERT)
+
+ WOLFSSL_X509* wolfSSL_get_peer_certificate(WOLFSSL* ssl)
+ {
+ WOLFSSL_ENTER("SSL_get_peer_certificate");
+ if (ssl->peerCert.issuer.sz)
+ return &ssl->peerCert;
+ else
+ return 0;
+ }
+
+#endif /* KEEP_PEER_CERT */
+
+
+#if defined(KEEP_PEER_CERT) || defined(SESSION_CERTS) || defined(OPENSSSL_EXTRA)
+
+/* user externally called free X509, if dynamic go ahead with free, otherwise
+ * don't */
+static void ExternalFreeX509(WOLFSSL_X509* x509)
+{
+ WOLFSSL_ENTER("ExternalFreeX509");
+ if (x509) {
+ if (x509->dynamicMemory) {
+ FreeX509(x509);
+ XFREE(x509, NULL, DYNAMIC_TYPE_X509);
+ } else {
+ WOLFSSL_MSG("free called on non dynamic object, not freeing");
+ }
+ }
+}
+
+#endif /* KEEP_PEER_CERT || SESSION_CERTS || OPENSSSL_EXTRA */
+
+#if defined(KEEP_PEER_CERT) || defined(SESSION_CERTS)
+
+ void wolfSSL_FreeX509(WOLFSSL_X509* x509)
+ {
+ WOLFSSL_ENTER("wolfSSL_FreeX509");
+ ExternalFreeX509(x509);
+ }
+
+
+ /* return the next, if any, altname from the peer cert */
+ char* wolfSSL_X509_get_next_altname(WOLFSSL_X509* cert)
+ {
+ char* ret = NULL;
+ WOLFSSL_ENTER("wolfSSL_X509_get_next_altname");
+
+ /* don't have any to work with */
+ if (cert == NULL || cert->altNames == NULL)
+ return NULL;
+
+ /* already went through them */
+ if (cert->altNamesNext == NULL)
+ return NULL;
+
+ ret = cert->altNamesNext->name;
+ cert->altNamesNext = cert->altNamesNext->next;
+
+ return ret;
+ }
+
+
+ WOLFSSL_X509_NAME* wolfSSL_X509_get_issuer_name(WOLFSSL_X509* cert)
+ {
+ WOLFSSL_ENTER("X509_get_issuer_name");
+ if(cert)
+ return &cert->issuer;
+ return NULL;
+ }
+
+
+ WOLFSSL_X509_NAME* wolfSSL_X509_get_subject_name(WOLFSSL_X509* cert)
+ {
+ WOLFSSL_ENTER("wolfSSL_X509_get_subject_name");
+ if(cert)
+ return &cert->subject;
+ return NULL;
+ }
+
+
+ int wolfSSL_X509_get_isCA(WOLFSSL_X509* x509)
+ {
+ int isCA = 0;
+
+ WOLFSSL_ENTER("wolfSSL_X509_get_isCA");
+
+ if (x509 != NULL)
+ isCA = x509->isCa;
+
+ WOLFSSL_LEAVE("wolfSSL_X509_get_isCA", isCA);
+
+ return isCA;
+ }
+
+
+#ifdef OPENSSL_EXTRA
+ int wolfSSL_X509_ext_isSet_by_NID(WOLFSSL_X509* x509, int nid)
+ {
+ int isSet = 0;
+
+ WOLFSSL_ENTER("wolfSSL_X509_ext_isSet_by_NID");
+
+ if (x509 != NULL) {
+ switch (nid) {
+ case BASIC_CA_OID: isSet = x509->basicConstSet; break;
+ case ALT_NAMES_OID: isSet = x509->subjAltNameSet; break;
+ case AUTH_KEY_OID: isSet = x509->authKeyIdSet; break;
+ case SUBJ_KEY_OID: isSet = x509->subjKeyIdSet; break;
+ case KEY_USAGE_OID: isSet = x509->keyUsageSet; break;
+ #ifdef WOLFSSL_SEP
+ case CERT_POLICY_OID: isSet = x509->certPolicySet; break;
+ #endif /* WOLFSSL_SEP */
+ }
+ }
+
+ WOLFSSL_LEAVE("wolfSSL_X509_ext_isSet_by_NID", isSet);
+
+ return isSet;
+ }
+
+
+ int wolfSSL_X509_ext_get_critical_by_NID(WOLFSSL_X509* x509, int nid)
+ {
+ int crit = 0;
+
+ WOLFSSL_ENTER("wolfSSL_X509_ext_get_critical_by_NID");
+
+ if (x509 != NULL) {
+ switch (nid) {
+ case BASIC_CA_OID: crit = x509->basicConstCrit; break;
+ case ALT_NAMES_OID: crit = x509->subjAltNameCrit; break;
+ case AUTH_KEY_OID: crit = x509->authKeyIdCrit; break;
+ case SUBJ_KEY_OID: crit = x509->subjKeyIdCrit; break;
+ case KEY_USAGE_OID: crit = x509->keyUsageCrit; break;
+ #ifdef WOLFSSL_SEP
+ case CERT_POLICY_OID: crit = x509->certPolicyCrit; break;
+ #endif /* WOLFSSL_SEP */
+ }
+ }
+
+ WOLFSSL_LEAVE("wolfSSL_X509_ext_get_critical_by_NID", crit);
+
+ return crit;
+ }
+
+
+ int wolfSSL_X509_get_isSet_pathLength(WOLFSSL_X509* x509)
+ {
+ int isSet = 0;
+
+ WOLFSSL_ENTER("wolfSSL_X509_get_isSet_pathLength");
+
+ if (x509 != NULL)
+ isSet = x509->basicConstPlSet;
+
+ WOLFSSL_LEAVE("wolfSSL_X509_get_isSet_pathLength", isSet);
+
+ return isSet;
+ }
+
+
+ word32 wolfSSL_X509_get_pathLength(WOLFSSL_X509* x509)
+ {
+ word32 pathLength = 0;
+
+ WOLFSSL_ENTER("wolfSSL_X509_get_pathLength");
+
+ if (x509 != NULL)
+ pathLength = x509->pathLength;
+
+ WOLFSSL_LEAVE("wolfSSL_X509_get_pathLength", pathLength);
+
+ return pathLength;
+ }
+
+
+ unsigned int wolfSSL_X509_get_keyUsage(WOLFSSL_X509* x509)
+ {
+ word16 usage = 0;
+
+ WOLFSSL_ENTER("wolfSSL_X509_get_keyUsage");
+
+ if (x509 != NULL)
+ usage = x509->keyUsage;
+
+ WOLFSSL_LEAVE("wolfSSL_X509_get_keyUsage", usage);
+
+ return usage;
+ }
+
+
+ byte* wolfSSL_X509_get_authorityKeyID(WOLFSSL_X509* x509,
+ byte* dst, int* dstLen)
+ {
+ byte *id = NULL;
+ int copySz = 0;
+
+ WOLFSSL_ENTER("wolfSSL_X509_get_authorityKeyID");
+
+ if (x509 != NULL) {
+ if (x509->authKeyIdSet) {
+ copySz = min(dstLen != NULL ? *dstLen : 0,
+ (int)x509->authKeyIdSz);
+ id = x509->authKeyId;
+ }
+
+ if (dst != NULL && dstLen != NULL && id != NULL && copySz > 0) {
+ XMEMCPY(dst, id, copySz);
+ id = dst;
+ *dstLen = copySz;
+ }
+ }
+
+ WOLFSSL_LEAVE("wolfSSL_X509_get_authorityKeyID", copySz);
+
+ return id;
+ }
+
+
+ byte* wolfSSL_X509_get_subjectKeyID(WOLFSSL_X509* x509,
+ byte* dst, int* dstLen)
+ {
+ byte *id = NULL;
+ int copySz = 0;
+
+ WOLFSSL_ENTER("wolfSSL_X509_get_subjectKeyID");
+
+ if (x509 != NULL) {
+ if (x509->subjKeyIdSet) {
+ copySz = min(dstLen != NULL ? *dstLen : 0,
+ (int)x509->subjKeyIdSz);
+ id = x509->subjKeyId;
+ }
+
+ if (dst != NULL && dstLen != NULL && id != NULL && copySz > 0) {
+ XMEMCPY(dst, id, copySz);
+ id = dst;
+ *dstLen = copySz;
+ }
+ }
+
+ WOLFSSL_LEAVE("wolfSSL_X509_get_subjectKeyID", copySz);
+
+ return id;
+ }
+
+
+ int wolfSSL_X509_NAME_entry_count(WOLFSSL_X509_NAME* name)
+ {
+ int count = 0;
+
+ WOLFSSL_ENTER("wolfSSL_X509_NAME_entry_count");
+
+ if (name != NULL)
+ count = name->fullName.entryCount;
+
+ WOLFSSL_LEAVE("wolfSSL_X509_NAME_entry_count", count);
+ return count;
+ }
+
+
+ int wolfSSL_X509_NAME_get_text_by_NID(WOLFSSL_X509_NAME* name,
+ int nid, char* buf, int len)
+ {
+ char *text = NULL;
+ int textSz = 0;
+
+ WOLFSSL_ENTER("wolfSSL_X509_NAME_get_text_by_NID");
+
+ switch (nid) {
+ case ASN_COMMON_NAME:
+ text = name->fullName.fullName + name->fullName.cnIdx;
+ textSz = name->fullName.cnLen;
+ break;
+ case ASN_SUR_NAME:
+ text = name->fullName.fullName + name->fullName.snIdx;
+ textSz = name->fullName.snLen;
+ break;
+ case ASN_SERIAL_NUMBER:
+ text = name->fullName.fullName + name->fullName.serialIdx;
+ textSz = name->fullName.serialLen;
+ break;
+ case ASN_COUNTRY_NAME:
+ text = name->fullName.fullName + name->fullName.cIdx;
+ textSz = name->fullName.cLen;
+ break;
+ case ASN_LOCALITY_NAME:
+ text = name->fullName.fullName + name->fullName.lIdx;
+ textSz = name->fullName.lLen;
+ break;
+ case ASN_STATE_NAME:
+ text = name->fullName.fullName + name->fullName.stIdx;
+ textSz = name->fullName.stLen;
+ break;
+ case ASN_ORG_NAME:
+ text = name->fullName.fullName + name->fullName.oIdx;
+ textSz = name->fullName.oLen;
+ break;
+ case ASN_ORGUNIT_NAME:
+ text = name->fullName.fullName + name->fullName.ouIdx;
+ textSz = name->fullName.ouLen;
+ break;
+ default:
+ break;
+ }
+
+ if (buf != NULL && text != NULL) {
+ textSz = min(textSz, len);
+ XMEMCPY(buf, text, textSz);
+ buf[textSz] = '\0';
+ }
+
+ WOLFSSL_LEAVE("wolfSSL_X509_NAME_get_text_by_NID", textSz);
+ return textSz;
+ }
+#endif
+
+
+ /* copy name into in buffer, at most sz bytes, if buffer is null will
+ malloc buffer, call responsible for freeing */
+ char* wolfSSL_X509_NAME_oneline(WOLFSSL_X509_NAME* name, char* in, int sz)
+ {
+ int copySz = min(sz, name->sz);
+
+ WOLFSSL_ENTER("wolfSSL_X509_NAME_oneline");
+ if (!name->sz) return in;
+
+ if (!in) {
+ in = (char*)XMALLOC(name->sz, 0, DYNAMIC_TYPE_OPENSSL);
+ if (!in ) return in;
+ copySz = name->sz;
+ }
+
+ if (copySz == 0)
+ return in;
+
+ XMEMCPY(in, name->name, copySz - 1);
+ in[copySz - 1] = 0;
+
+ return in;
+ }
+
+
+ int wolfSSL_X509_get_signature_type(WOLFSSL_X509* x509)
+ {
+ int type = 0;
+
+ WOLFSSL_ENTER("wolfSSL_X509_get_signature_type");
+
+ if (x509 != NULL)
+ type = x509->sigOID;
+
+ return type;
+ }
+
+
+ int wolfSSL_X509_get_signature(WOLFSSL_X509* x509,
+ unsigned char* buf, int* bufSz)
+ {
+ WOLFSSL_ENTER("wolfSSL_X509_get_signature");
+ if (x509 == NULL || bufSz == NULL || *bufSz < (int)x509->sig.length)
+ return SSL_FATAL_ERROR;
+
+ if (buf != NULL)
+ XMEMCPY(buf, x509->sig.buffer, x509->sig.length);
+ *bufSz = x509->sig.length;
+
+ return SSL_SUCCESS;
+ }
+
+
+ /* write X509 serial number in unsigned binary to buffer
+ buffer needs to be at least EXTERNAL_SERIAL_SIZE (32) for all cases
+ return SSL_SUCCESS on success */
+ int wolfSSL_X509_get_serial_number(WOLFSSL_X509* x509,
+ byte* in, int* inOutSz)
+ {
+ WOLFSSL_ENTER("wolfSSL_X509_get_serial_number");
+ if (x509 == NULL || in == NULL ||
+ inOutSz == NULL || *inOutSz < x509->serialSz)
+ return BAD_FUNC_ARG;
+
+ XMEMCPY(in, x509->serial, x509->serialSz);
+ *inOutSz = x509->serialSz;
+
+ return SSL_SUCCESS;
+ }
+
+
+ const byte* wolfSSL_X509_get_der(WOLFSSL_X509* x509, int* outSz)
+ {
+ WOLFSSL_ENTER("wolfSSL_X509_get_der");
+
+ if (x509 == NULL || outSz == NULL)
+ return NULL;
+
+ *outSz = (int)x509->derCert->length;
+ return x509->derCert->buffer;
+ }
+
+
+ int wolfSSL_X509_version(WOLFSSL_X509* x509)
+ {
+ WOLFSSL_ENTER("wolfSSL_X509_version");
+
+ if (x509 == NULL)
+ return 0;
+
+ return x509->version;
+ }
+
+
+ const byte* wolfSSL_X509_notBefore(WOLFSSL_X509* x509)
+ {
+ WOLFSSL_ENTER("wolfSSL_X509_notBefore");
+
+ if (x509 == NULL)
+ return NULL;
+
+ return x509->notBefore;
+ }
+
+
+ const byte* wolfSSL_X509_notAfter(WOLFSSL_X509* x509)
+ {
+ WOLFSSL_ENTER("wolfSSL_X509_notAfter");
+
+ if (x509 == NULL)
+ return NULL;
+
+ return x509->notAfter;
+ }
+
+
+#ifdef WOLFSSL_SEP
+
+/* copy oid into in buffer, at most *inOutSz bytes, if buffer is null will
+ malloc buffer, call responsible for freeing. Actual size returned in
+ *inOutSz. Requires inOutSz be non-null */
+byte* wolfSSL_X509_get_device_type(WOLFSSL_X509* x509, byte* in, int *inOutSz)
+{
+ int copySz;
+
+ WOLFSSL_ENTER("wolfSSL_X509_get_dev_type");
+ if (inOutSz == NULL) return NULL;
+ if (!x509->deviceTypeSz) return in;
+
+ copySz = min(*inOutSz, x509->deviceTypeSz);
+
+ if (!in) {
+ in = (byte*)XMALLOC(x509->deviceTypeSz, 0, DYNAMIC_TYPE_OPENSSL);
+ if (!in) return in;
+ copySz = x509->deviceTypeSz;
+ }
+
+ XMEMCPY(in, x509->deviceType, copySz);
+ *inOutSz = copySz;
+
+ return in;
+}
+
+
+byte* wolfSSL_X509_get_hw_type(WOLFSSL_X509* x509, byte* in, int* inOutSz)
+{
+ int copySz;
+
+ WOLFSSL_ENTER("wolfSSL_X509_get_hw_type");
+ if (inOutSz == NULL) return NULL;
+ if (!x509->hwTypeSz) return in;
+
+ copySz = min(*inOutSz, x509->hwTypeSz);
+
+ if (!in) {
+ in = (byte*)XMALLOC(x509->hwTypeSz, 0, DYNAMIC_TYPE_OPENSSL);
+ if (!in) return in;
+ copySz = x509->hwTypeSz;
+ }
+
+ XMEMCPY(in, x509->hwType, copySz);
+ *inOutSz = copySz;
+
+ return in;
+}
+
+
+byte* wolfSSL_X509_get_hw_serial_number(WOLFSSL_X509* x509,byte* in,
+ int* inOutSz)
+{
+ int copySz;
+
+ WOLFSSL_ENTER("wolfSSL_X509_get_hw_serial_number");
+ if (inOutSz == NULL) return NULL;
+ if (!x509->hwTypeSz) return in;
+
+ copySz = min(*inOutSz, x509->hwSerialNumSz);
+
+ if (!in) {
+ in = (byte*)XMALLOC(x509->hwSerialNumSz, 0, DYNAMIC_TYPE_OPENSSL);
+ if (!in) return in;
+ copySz = x509->hwSerialNumSz;
+ }
+
+ XMEMCPY(in, x509->hwSerialNum, copySz);
+ *inOutSz = copySz;
+
+ return in;
+}
+
+#endif /* WOLFSSL_SEP */
+
+
+WOLFSSL_X509* wolfSSL_X509_d2i(WOLFSSL_X509** x509, const byte* in, int len)
+{
+ WOLFSSL_X509 *newX509 = NULL;
+
+ WOLFSSL_ENTER("wolfSSL_X509_d2i");
+
+ if (in != NULL && len != 0) {
+ #ifdef WOLFSSL_SMALL_STACK
+ DecodedCert* cert = NULL;
+ #else
+ DecodedCert cert[1];
+ #endif
+
+ #ifdef WOLFSSL_SMALL_STACK
+ cert = (DecodedCert*)XMALLOC(sizeof(DecodedCert), NULL,
+ DYNAMIC_TYPE_TMP_BUFFER);
+ if (cert == NULL)
+ return NULL;
+ #endif
+
+ InitDecodedCert(cert, (byte*)in, len, NULL);
+ if (ParseCertRelative(cert, CERT_TYPE, 0, NULL) == 0) {
+ newX509 = (WOLFSSL_X509*)XMALLOC(sizeof(WOLFSSL_X509), NULL,
+ DYNAMIC_TYPE_X509);
+ if (newX509 != NULL) {
+ InitX509(newX509, 1);
+ if (CopyDecodedToX509(newX509, cert) != 0) {
+ XFREE(newX509, NULL, DYNAMIC_TYPE_X509);
+ newX509 = NULL;
+ }
+ }
+ }
+ FreeDecodedCert(cert);
+ #ifdef WOLFSSL_SMALL_STACK
+ XFREE(cert, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ #endif
+ }
+
+ if (x509 != NULL)
+ *x509 = newX509;
+
+ return newX509;
+}
+
+
+#ifndef NO_FILESYSTEM
+
+#ifndef NO_STDIO_FILESYSTEM
+
+WOLFSSL_X509* wolfSSL_X509_d2i_fp(WOLFSSL_X509** x509, XFILE file)
+{
+ WOLFSSL_X509* newX509 = NULL;
+
+ WOLFSSL_ENTER("wolfSSL_X509_d2i_fp");
+
+ if (file != XBADFILE) {
+ byte* fileBuffer = NULL;
+ long sz = 0;
+
+ XFSEEK(file, 0, XSEEK_END);
+ sz = XFTELL(file);
+ XREWIND(file);
+
+ if (sz < 0) {
+ WOLFSSL_MSG("Bad tell on FILE");
+ return NULL;
+ }
+
+ fileBuffer = (byte*)XMALLOC(sz, NULL, DYNAMIC_TYPE_FILE);
+ if (fileBuffer != NULL) {
+ int ret = (int)XFREAD(fileBuffer, sz, 1, file);
+ if (ret > 0) {
+ newX509 = wolfSSL_X509_d2i(NULL, fileBuffer, (int)sz);
+ }
+ XFREE(fileBuffer, NULL, DYNAMIC_TYPE_FILE);
+ }
+ }
+
+ if (x509 != NULL)
+ *x509 = newX509;
+
+ return newX509;
+}
+
+#endif /* NO_STDIO_FILESYSTEM */
+
+WOLFSSL_X509* wolfSSL_X509_load_certificate_file(const char* fname, int format)
+{
+#ifdef WOLFSSL_SMALL_STACK
+ byte staticBuffer[1]; /* force heap usage */
+#else
+ byte staticBuffer[FILE_BUFFER_SIZE];
+#endif
+ byte* fileBuffer = staticBuffer;
+ int dynamic = 0;
+ int ret;
+ long sz = 0;
+ XFILE file;
+
+ WOLFSSL_X509* x509 = NULL;
+ DerBuffer* der = NULL;
+
+ WOLFSSL_ENTER("wolfSSL_X509_load_certificate");
+
+ /* Check the inputs */
+ if ((fname == NULL) ||
+ (format != SSL_FILETYPE_ASN1 && format != SSL_FILETYPE_PEM))
+ return NULL;
+
+ file = XFOPEN(fname, "rb");
+ if (file == XBADFILE)
+ return NULL;
+
+ XFSEEK(file, 0, XSEEK_END);
+ sz = XFTELL(file);
+ XREWIND(file);
+
+ if (sz > (long)sizeof(staticBuffer)) {
+ fileBuffer = (byte*)XMALLOC(sz, NULL, DYNAMIC_TYPE_FILE);
+ if (fileBuffer == NULL) {
+ XFCLOSE(file);
+ return NULL;
+ }
+ dynamic = 1;
+ }
+ else if (sz < 0) {
+ XFCLOSE(file);
+ return NULL;
+ }
+
+ ret = (int)XFREAD(fileBuffer, sz, 1, file);
+ if (ret < 0) {
+ XFCLOSE(file);
+ if (dynamic)
+ XFREE(fileBuffer, NULL, DYNAMIC_TYPE_FILE);
+ return NULL;
+ }
+
+ XFCLOSE(file);
+
+ if (format == SSL_FILETYPE_PEM) {
+ int ecc = 0;
+ #ifdef WOLFSSL_SMALL_STACK
+ EncryptedInfo* info = NULL;
+ #else
+ EncryptedInfo info[1];
+ #endif
+
+ #ifdef WOLFSSL_SMALL_STACK
+ info = (EncryptedInfo*)XMALLOC(sizeof(EncryptedInfo), NULL,
+ DYNAMIC_TYPE_TMP_BUFFER);
+ if (info == NULL) {
+ if (dynamic)
+ XFREE(fileBuffer, NULL, DYNAMIC_TYPE_FILE);
+
+ return NULL;
+ }
+ #endif
+
+ info->set = 0;
+ info->ctx = NULL;
+ info->consumed = 0;
+
+ if (PemToDer(fileBuffer, sz, CERT_TYPE, &der, NULL, info, &ecc) != 0) {
+ FreeDer(&der);
+ }
+
+ #ifdef WOLFSSL_SMALL_STACK
+ XFREE(info, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ #endif
+ }
+ else {
+ ret = AllocDer(&der, (word32)sz, CERT_TYPE, NULL);
+ if (ret == 0) {
+ XMEMCPY(der->buffer, fileBuffer, sz);
+ }
+ }
+
+ if (dynamic)
+ XFREE(fileBuffer, NULL, DYNAMIC_TYPE_FILE);
+
+ /* At this point we want `der` to have the certificate in DER format */
+ /* ready to be decoded. */
+ if (der != NULL && der->buffer != NULL) {
+ #ifdef WOLFSSL_SMALL_STACK
+ DecodedCert* cert = NULL;
+ #else
+ DecodedCert cert[1];
+ #endif
+
+ #ifdef WOLFSSL_SMALL_STACK
+ cert = (DecodedCert*)XMALLOC(sizeof(DecodedCert), NULL,
+ DYNAMIC_TYPE_TMP_BUFFER);
+ if (cert != NULL)
+ #endif
+ {
+ InitDecodedCert(cert, der->buffer, der->length, NULL);
+ if (ParseCertRelative(cert, CERT_TYPE, 0, NULL) == 0) {
+ x509 = (WOLFSSL_X509*)XMALLOC(sizeof(WOLFSSL_X509), NULL,
+ DYNAMIC_TYPE_X509);
+ if (x509 != NULL) {
+ InitX509(x509, 1);
+ if (CopyDecodedToX509(x509, cert) != 0) {
+ XFREE(x509, NULL, DYNAMIC_TYPE_X509);
+ x509 = NULL;
+ }
+ }
+ }
+
+ FreeDecodedCert(cert);
+ #ifdef WOLFSSL_SMALL_STACK
+ XFREE(cert, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ #endif
+ }
+
+ FreeDer(&der);
+ }
+
+ return x509;
+}
+
+#endif /* NO_FILESYSTEM */
+
+#endif /* KEEP_PEER_CERT || SESSION_CERTS */
+
+
+#ifdef OPENSSL_EXTRA
+int wolfSSL_set_session_id_context(WOLFSSL* ssl, const unsigned char* id,
+ unsigned int len)
+{
+ (void)ssl;
+ (void)id;
+ (void)len;
+ return 0;
+}
+
+
+void wolfSSL_set_connect_state(WOLFSSL* ssl)
+{
+ (void)ssl;
+ /* client by default */
+}
+#endif
+
+int wolfSSL_get_shutdown(const WOLFSSL* ssl)
+{
+ WOLFSSL_ENTER("wolfSSL_get_shutdown");
+ /* in OpenSSL, SSL_SENT_SHUTDOWN = 1, when closeNotifySent *
+ * SSL_RECEIVED_SHUTDOWN = 2, from close notify or fatal err */
+ return ((ssl->options.closeNotify||ssl->options.connReset) << 1)
+ | (ssl->options.sentNotify);
+}
+
+
+int wolfSSL_session_reused(WOLFSSL* ssl)
+{
+ return ssl->options.resuming;
+}
+
+#ifdef OPENSSL_EXTRA
+void wolfSSL_SESSION_free(WOLFSSL_SESSION* session)
+{
+ /* No need to free since cache is static */
+ (void)session;
+}
+#endif
+
+const char* wolfSSL_get_version(WOLFSSL* ssl)
+{
+ WOLFSSL_ENTER("SSL_get_version");
+ if (ssl->version.major == SSLv3_MAJOR) {
+ switch (ssl->version.minor) {
+ case SSLv3_MINOR :
+ return "SSLv3";
+ case TLSv1_MINOR :
+ return "TLSv1";
+ case TLSv1_1_MINOR :
+ return "TLSv1.1";
+ case TLSv1_2_MINOR :
+ return "TLSv1.2";
+ default:
+ return "unknown";
+ }
+ }
+ else if (ssl->version.major == DTLS_MAJOR) {
+ switch (ssl->version.minor) {
+ case DTLS_MINOR :
+ return "DTLS";
+ case DTLSv1_2_MINOR :
+ return "DTLSv1.2";
+ default:
+ return "unknown";
+ }
+ }
+ return "unknown";
+}
+
+
+/* current library version */
+const char* wolfSSL_lib_version(void)
+{
+ return LIBWOLFSSL_VERSION_STRING;
+}
+
+
+/* current library version in hex */
+word32 wolfSSL_lib_version_hex(void)
+{
+ return LIBWOLFSSL_VERSION_HEX;
+}
+
+
+int wolfSSL_get_current_cipher_suite(WOLFSSL* ssl)
+{
+ WOLFSSL_ENTER("SSL_get_current_cipher_suite");
+ if (ssl)
+ return (ssl->options.cipherSuite0 << 8) | ssl->options.cipherSuite;
+ return 0;
+}
+
+WOLFSSL_CIPHER* wolfSSL_get_current_cipher(WOLFSSL* ssl)
+{
+ WOLFSSL_ENTER("SSL_get_current_cipher");
+ if (ssl)
+ return &ssl->cipher;
+ else
+ return NULL;
+}
+
+
+const char* wolfSSL_CIPHER_get_name(const WOLFSSL_CIPHER* cipher)
+{
+ (void)cipher;
+
+ WOLFSSL_ENTER("SSL_CIPHER_get_name");
+#ifndef NO_ERROR_STRINGS
+ if (cipher) {
+#if defined(HAVE_CHACHA)
+ if (cipher->ssl->options.cipherSuite0 == CHACHA_BYTE) {
+ /* ChaCha suites */
+ switch (cipher->ssl->options.cipherSuite) {
+#ifdef HAVE_POLY1305
+#ifndef NO_RSA
+ case TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305_SHA256 :
+ return "TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305_SHA256";
+
+ case TLS_DHE_RSA_WITH_CHACHA20_POLY1305_SHA256 :
+ return "TLS_DHE_RSA_WITH_CHACHA20_POLY1305_SHA256";
+
+ case TLS_ECDHE_RSA_WITH_CHACHA20_OLD_POLY1305_SHA256 :
+ return "TLS_ECDHE_RSA_WITH_CHACHA20_OLD_POLY1305_SHA256";
+
+ case TLS_DHE_RSA_WITH_CHACHA20_OLD_POLY1305_SHA256 :
+ return "TLS_DHE_RSA_WITH_CHACHA20_OLD_POLY1305_SHA256";
+#endif
+ case TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305_SHA256 :
+ return "TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305_SHA256";
+
+ case TLS_ECDHE_ECDSA_WITH_CHACHA20_OLD_POLY1305_SHA256 :
+ return "TLS_ECDHE_ECDSA_WITH_CHACHA20_OLD_POLY1305_SHA256";
+#ifndef NO_PSK
+ case TLS_ECDHE_PSK_WITH_CHACHA20_POLY1305_SHA256 :
+ return "TLS_ECDHE_PSK_WITH_CHACHA20_POLY1305_SHA256";
+ case TLS_PSK_WITH_CHACHA20_POLY1305_SHA256 :
+ return "TLS_PSK_WITH_CHACHA20_POLY1305_SHA256";
+ case TLS_DHE_PSK_WITH_CHACHA20_POLY1305_SHA256 :
+ return "TLS_DHE_PSK_WITH_CHACHA20_POLY1305_SHA256";
+#endif /* NO_PSK */
+#endif /* HAVE_POLY1305 */
+ }
+ }
+#endif
+
+#if defined(HAVE_ECC) || defined(HAVE_AESCCM)
+ /* Awkwardly, the ECC cipher suites use the ECC_BYTE as expected,
+ * but the AES-CCM cipher suites also use it, even the ones that
+ * aren't ECC. */
+ if (cipher->ssl->options.cipherSuite0 == ECC_BYTE) {
+ /* ECC suites */
+ switch (cipher->ssl->options.cipherSuite) {
+#ifdef HAVE_ECC
+#ifndef NO_RSA
+ case TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256 :
+ return "TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256";
+#endif
+ case TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA256 :
+ return "TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA256";
+#ifndef NO_RSA
+ case TLS_ECDH_RSA_WITH_AES_128_CBC_SHA256 :
+ return "TLS_ECDH_RSA_WITH_AES_128_CBC_SHA256";
+#endif
+ case TLS_ECDH_ECDSA_WITH_AES_128_CBC_SHA256 :
+ return "TLS_ECDH_ECDSA_WITH_AES_128_CBC_SHA256";
+#ifndef NO_RSA
+ case TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384 :
+ return "TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384";
+#endif
+ case TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA384 :
+ return "TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA384";
+#ifndef NO_RSA
+ case TLS_ECDH_RSA_WITH_AES_256_CBC_SHA384 :
+ return "TLS_ECDH_RSA_WITH_AES_256_CBC_SHA384";
+#endif
+ case TLS_ECDH_ECDSA_WITH_AES_256_CBC_SHA384 :
+ return "TLS_ECDH_ECDSA_WITH_AES_256_CBC_SHA384";
+#ifndef NO_SHA
+#ifndef NO_RSA
+ case TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA :
+ return "TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA";
+ case TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA :
+ return "TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA";
+#endif
+ case TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA :
+ return "TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA";
+ case TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA :
+ return "TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA";
+#ifndef NO_RC4
+ #ifndef NO_RSA
+ case TLS_ECDHE_RSA_WITH_RC4_128_SHA :
+ return "TLS_ECDHE_RSA_WITH_RC4_128_SHA";
+ #endif
+ case TLS_ECDHE_ECDSA_WITH_RC4_128_SHA :
+ return "TLS_ECDHE_ECDSA_WITH_RC4_128_SHA";
+#endif
+#ifndef NO_DES3
+ #ifndef NO_RSA
+ case TLS_ECDHE_RSA_WITH_3DES_EDE_CBC_SHA :
+ return "TLS_ECDHE_RSA_WITH_3DES_EDE_CBC_SHA";
+ #endif
+ case TLS_ECDHE_ECDSA_WITH_3DES_EDE_CBC_SHA :
+ return "TLS_ECDHE_ECDSA_WITH_3DES_EDE_CBC_SHA";
+#endif
+
+#ifndef NO_RSA
+ case TLS_ECDH_RSA_WITH_AES_128_CBC_SHA :
+ return "TLS_ECDH_RSA_WITH_AES_128_CBC_SHA";
+ case TLS_ECDH_RSA_WITH_AES_256_CBC_SHA :
+ return "TLS_ECDH_RSA_WITH_AES_256_CBC_SHA";
+#endif
+ case TLS_ECDH_ECDSA_WITH_AES_128_CBC_SHA :
+ return "TLS_ECDH_ECDSA_WITH_AES_128_CBC_SHA";
+ case TLS_ECDH_ECDSA_WITH_AES_256_CBC_SHA :
+ return "TLS_ECDH_ECDSA_WITH_AES_256_CBC_SHA";
+#ifndef NO_RC4
+ #ifndef NO_RSA
+ case TLS_ECDH_RSA_WITH_RC4_128_SHA :
+ return "TLS_ECDH_RSA_WITH_RC4_128_SHA";
+ #endif
+ case TLS_ECDH_ECDSA_WITH_RC4_128_SHA :
+ return "TLS_ECDH_ECDSA_WITH_RC4_128_SHA";
+#endif
+#ifndef NO_DES3
+ #ifndef NO_RSA
+ case TLS_ECDH_RSA_WITH_3DES_EDE_CBC_SHA :
+ return "TLS_ECDH_RSA_WITH_3DES_EDE_CBC_SHA";
+ #endif
+ case TLS_ECDH_ECDSA_WITH_3DES_EDE_CBC_SHA :
+ return "TLS_ECDH_ECDSA_WITH_3DES_EDE_CBC_SHA";
+#endif
+#endif /* NO_SHA */
+
+#ifdef HAVE_AESGCM
+#ifndef NO_RSA
+ case TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256 :
+ return "TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256";
+ case TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 :
+ return "TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384";
+#endif
+ case TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256 :
+ return "TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256";
+ case TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384 :
+ return "TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384";
+#ifndef NO_RSA
+ case TLS_ECDH_RSA_WITH_AES_128_GCM_SHA256 :
+ return "TLS_ECDH_RSA_WITH_AES_128_GCM_SHA256";
+ case TLS_ECDH_RSA_WITH_AES_256_GCM_SHA384 :
+ return "TLS_ECDH_RSA_WITH_AES_256_GCM_SHA384";
+#endif
+ case TLS_ECDH_ECDSA_WITH_AES_128_GCM_SHA256 :
+ return "TLS_ECDH_ECDSA_WITH_AES_128_GCM_SHA256";
+ case TLS_ECDH_ECDSA_WITH_AES_256_GCM_SHA384 :
+ return "TLS_ECDH_ECDSA_WITH_AES_256_GCM_SHA384";
+#endif
+ case TLS_ECDHE_ECDSA_WITH_NULL_SHA :
+ return "TLS_ECDHE_ECDSA_WITH_NULL_SHA";
+#ifndef NO_PSK
+ case TLS_ECDHE_PSK_WITH_NULL_SHA256 :
+ return "TLS_ECDHE_PSK_WITH_NULL_SHA256";
+ case TLS_ECDHE_PSK_WITH_AES_128_CBC_SHA256 :
+ return "TLS_ECDHE_PSK_WITH_AES_128_CBC_SHA256";
+#endif
+#endif /* HAVE_ECC */
+
+#ifdef HAVE_AESCCM
+#ifndef NO_RSA
+ case TLS_RSA_WITH_AES_128_CCM_8 :
+ return "TLS_RSA_WITH_AES_128_CCM_8";
+ case TLS_RSA_WITH_AES_256_CCM_8 :
+ return "TLS_RSA_WITH_AES_256_CCM_8";
+#endif
+#ifndef NO_PSK
+ case TLS_PSK_WITH_AES_128_CCM_8 :
+ return "TLS_PSK_WITH_AES_128_CCM_8";
+ case TLS_PSK_WITH_AES_256_CCM_8 :
+ return "TLS_PSK_WITH_AES_256_CCM_8";
+ case TLS_PSK_WITH_AES_128_CCM :
+ return "TLS_PSK_WITH_AES_128_CCM";
+ case TLS_PSK_WITH_AES_256_CCM :
+ return "TLS_PSK_WITH_AES_256_CCM";
+ case TLS_DHE_PSK_WITH_AES_128_CCM :
+ return "TLS_DHE_PSK_WITH_AES_128_CCM";
+ case TLS_DHE_PSK_WITH_AES_256_CCM :
+ return "TLS_DHE_PSK_WITH_AES_256_CCM";
+#endif
+#ifdef HAVE_ECC
+ case TLS_ECDHE_ECDSA_WITH_AES_128_CCM_8:
+ return "TLS_ECDHE_ECDSA_WITH_AES_128_CCM_8";
+ case TLS_ECDHE_ECDSA_WITH_AES_256_CCM_8 :
+ return "TLS_ECDHE_ECDSA_WITH_AES_256_CCM_8";
+#endif
+#endif
+
+ default:
+ return "NONE";
+ }
+ }
+#endif /* ECC */
+ if (cipher->ssl->options.cipherSuite0 != ECC_BYTE &&
+ cipher->ssl->options.cipherSuite0 != CHACHA_BYTE) {
+
+ /* normal suites */
+ switch (cipher->ssl->options.cipherSuite) {
+#ifndef NO_RSA
+#ifndef NO_RC4
+ #ifndef NO_SHA
+ case SSL_RSA_WITH_RC4_128_SHA :
+ return "SSL_RSA_WITH_RC4_128_SHA";
+ #endif
+ #ifndef NO_MD5
+ case SSL_RSA_WITH_RC4_128_MD5 :
+ return "SSL_RSA_WITH_RC4_128_MD5";
+ #endif
+#endif
+#ifndef NO_SHA
+ #ifndef NO_DES3
+ case SSL_RSA_WITH_3DES_EDE_CBC_SHA :
+ return "SSL_RSA_WITH_3DES_EDE_CBC_SHA";
+ #endif
+ #ifdef HAVE_IDEA
+ case SSL_RSA_WITH_IDEA_CBC_SHA :
+ return "SSL_RSA_WITH_IDEA_CBC_SHA";
+ #endif
+
+ case TLS_RSA_WITH_AES_128_CBC_SHA :
+ return "TLS_RSA_WITH_AES_128_CBC_SHA";
+ case TLS_RSA_WITH_AES_256_CBC_SHA :
+ return "TLS_RSA_WITH_AES_256_CBC_SHA";
+#endif
+ case TLS_RSA_WITH_AES_128_CBC_SHA256 :
+ return "TLS_RSA_WITH_AES_128_CBC_SHA256";
+ case TLS_RSA_WITH_AES_256_CBC_SHA256 :
+ return "TLS_RSA_WITH_AES_256_CBC_SHA256";
+ #ifdef HAVE_BLAKE2
+ case TLS_RSA_WITH_AES_128_CBC_B2B256:
+ return "TLS_RSA_WITH_AES_128_CBC_B2B256";
+ case TLS_RSA_WITH_AES_256_CBC_B2B256:
+ return "TLS_RSA_WITH_AES_256_CBC_B2B256";
+ #endif
+#ifndef NO_SHA
+ case TLS_RSA_WITH_NULL_SHA :
+ return "TLS_RSA_WITH_NULL_SHA";
+#endif
+ case TLS_RSA_WITH_NULL_SHA256 :
+ return "TLS_RSA_WITH_NULL_SHA256";
+#endif /* NO_RSA */
+#ifndef NO_PSK
+#ifndef NO_SHA
+ case TLS_PSK_WITH_AES_128_CBC_SHA :
+ return "TLS_PSK_WITH_AES_128_CBC_SHA";
+ case TLS_PSK_WITH_AES_256_CBC_SHA :
+ return "TLS_PSK_WITH_AES_256_CBC_SHA";
+#endif
+#ifndef NO_SHA256
+ case TLS_PSK_WITH_AES_128_CBC_SHA256 :
+ return "TLS_PSK_WITH_AES_128_CBC_SHA256";
+ case TLS_PSK_WITH_NULL_SHA256 :
+ return "TLS_PSK_WITH_NULL_SHA256";
+ case TLS_DHE_PSK_WITH_AES_128_CBC_SHA256 :
+ return "TLS_DHE_PSK_WITH_AES_128_CBC_SHA256";
+ case TLS_DHE_PSK_WITH_NULL_SHA256 :
+ return "TLS_DHE_PSK_WITH_NULL_SHA256";
+ #ifdef HAVE_AESGCM
+ case TLS_PSK_WITH_AES_128_GCM_SHA256 :
+ return "TLS_PSK_WITH_AES_128_GCM_SHA256";
+ case TLS_DHE_PSK_WITH_AES_128_GCM_SHA256 :
+ return "TLS_DHE_PSK_WITH_AES_128_GCM_SHA256";
+ #endif
+#endif
+#ifdef WOLFSSL_SHA384
+ case TLS_PSK_WITH_AES_256_CBC_SHA384 :
+ return "TLS_PSK_WITH_AES_256_CBC_SHA384";
+ case TLS_PSK_WITH_NULL_SHA384 :
+ return "TLS_PSK_WITH_NULL_SHA384";
+ case TLS_DHE_PSK_WITH_AES_256_CBC_SHA384 :
+ return "TLS_DHE_PSK_WITH_AES_256_CBC_SHA384";
+ case TLS_DHE_PSK_WITH_NULL_SHA384 :
+ return "TLS_DHE_PSK_WITH_NULL_SHA384";
+ #ifdef HAVE_AESGCM
+ case TLS_PSK_WITH_AES_256_GCM_SHA384 :
+ return "TLS_PSK_WITH_AES_256_GCM_SHA384";
+ case TLS_DHE_PSK_WITH_AES_256_GCM_SHA384 :
+ return "TLS_DHE_PSK_WITH_AES_256_GCM_SHA384";
+ #endif
+#endif
+#ifndef NO_SHA
+ case TLS_PSK_WITH_NULL_SHA :
+ return "TLS_PSK_WITH_NULL_SHA";
+#endif
+#endif /* NO_PSK */
+#ifndef NO_RSA
+ case TLS_DHE_RSA_WITH_AES_128_CBC_SHA256 :
+ return "TLS_DHE_RSA_WITH_AES_128_CBC_SHA256";
+ case TLS_DHE_RSA_WITH_AES_256_CBC_SHA256 :
+ return "TLS_DHE_RSA_WITH_AES_256_CBC_SHA256";
+#ifndef NO_SHA
+ case TLS_DHE_RSA_WITH_AES_128_CBC_SHA :
+ return "TLS_DHE_RSA_WITH_AES_128_CBC_SHA";
+ case TLS_DHE_RSA_WITH_AES_256_CBC_SHA :
+ return "TLS_DHE_RSA_WITH_AES_256_CBC_SHA";
+#endif
+#ifndef NO_HC128
+ #ifndef NO_MD5
+ case TLS_RSA_WITH_HC_128_MD5 :
+ return "TLS_RSA_WITH_HC_128_MD5";
+ #endif
+ #ifndef NO_SHA
+ case TLS_RSA_WITH_HC_128_SHA :
+ return "TLS_RSA_WITH_HC_128_SHA";
+ #endif
+ #ifdef HAVE_BLAKE2
+ case TLS_RSA_WITH_HC_128_B2B256:
+ return "TLS_RSA_WITH_HC_128_B2B256";
+ #endif
+#endif /* NO_HC128 */
+#ifndef NO_SHA
+ #ifndef NO_RABBIT
+ case TLS_RSA_WITH_RABBIT_SHA :
+ return "TLS_RSA_WITH_RABBIT_SHA";
+ #endif
+ #ifdef HAVE_NTRU
+ #ifndef NO_RC4
+ case TLS_NTRU_RSA_WITH_RC4_128_SHA :
+ return "TLS_NTRU_RSA_WITH_RC4_128_SHA";
+ #endif
+ #ifndef NO_DES3
+ case TLS_NTRU_RSA_WITH_3DES_EDE_CBC_SHA :
+ return "TLS_NTRU_RSA_WITH_3DES_EDE_CBC_SHA";
+ #endif
+ case TLS_NTRU_RSA_WITH_AES_128_CBC_SHA :
+ return "TLS_NTRU_RSA_WITH_AES_128_CBC_SHA";
+ case TLS_NTRU_RSA_WITH_AES_256_CBC_SHA :
+ return "TLS_NTRU_RSA_WITH_AES_256_CBC_SHA";
+ #endif /* HAVE_NTRU */
+ #ifdef HAVE_QSH
+ case TLS_QSH :
+ return "TLS_QSH";
+ #endif /* HAVE_QSH*/
+#endif /* NO_SHA */
+ case TLS_RSA_WITH_AES_128_GCM_SHA256 :
+ return "TLS_RSA_WITH_AES_128_GCM_SHA256";
+ case TLS_RSA_WITH_AES_256_GCM_SHA384 :
+ return "TLS_RSA_WITH_AES_256_GCM_SHA384";
+ case TLS_DHE_RSA_WITH_AES_128_GCM_SHA256 :
+ return "TLS_DHE_RSA_WITH_AES_128_GCM_SHA256";
+ case TLS_DHE_RSA_WITH_AES_256_GCM_SHA384 :
+ return "TLS_DHE_RSA_WITH_AES_256_GCM_SHA384";
+#ifndef NO_SHA
+ case TLS_RSA_WITH_CAMELLIA_128_CBC_SHA :
+ return "TLS_RSA_WITH_CAMELLIA_128_CBC_SHA";
+ case TLS_RSA_WITH_CAMELLIA_256_CBC_SHA :
+ return "TLS_RSA_WITH_CAMELLIA_256_CBC_SHA";
+#endif
+ case TLS_RSA_WITH_CAMELLIA_128_CBC_SHA256 :
+ return "TLS_RSA_WITH_CAMELLIA_128_CBC_SHA256";
+ case TLS_RSA_WITH_CAMELLIA_256_CBC_SHA256 :
+ return "TLS_RSA_WITH_CAMELLIA_256_CBC_SHA256";
+#ifndef NO_SHA
+ case TLS_DHE_RSA_WITH_CAMELLIA_128_CBC_SHA :
+ return "TLS_DHE_RSA_WITH_CAMELLIA_128_CBC_SHA";
+ case TLS_DHE_RSA_WITH_CAMELLIA_256_CBC_SHA :
+ return "TLS_DHE_RSA_WITH_CAMELLIA_256_CBC_SHA";
+#endif
+ case TLS_DHE_RSA_WITH_CAMELLIA_128_CBC_SHA256 :
+ return "TLS_DHE_RSA_WITH_CAMELLIA_128_CBC_SHA256";
+ case TLS_DHE_RSA_WITH_CAMELLIA_256_CBC_SHA256 :
+ return "TLS_DHE_RSA_WITH_CAMELLIA_256_CBC_SHA256";
+#endif /* NO_RSA */
+#ifdef BUILD_TLS_DH_anon_WITH_AES_128_CBC_SHA
+ case TLS_DH_anon_WITH_AES_128_CBC_SHA :
+ return "TLS_DH_anon_WITH_AES_128_CBC_SHA";
+#endif
+ default:
+ return "NONE";
+ } /* switch */
+ } /* normal / ECC */
+ }
+#endif /* NO_ERROR_STRINGS */
+ return "NONE";
+}
+
+
+const char* wolfSSL_get_cipher(WOLFSSL* ssl)
+{
+ WOLFSSL_ENTER("wolfSSL_get_cipher");
+ return wolfSSL_CIPHER_get_name(wolfSSL_get_current_cipher(ssl));
+}
+
+#ifdef OPENSSL_EXTRA
+
+
+
+char* wolfSSL_CIPHER_description(WOLFSSL_CIPHER* cipher, char* in, int len)
+{
+ (void)cipher;
+ (void)in;
+ (void)len;
+ return 0;
+}
+
+
+WOLFSSL_SESSION* wolfSSL_get1_session(WOLFSSL* ssl)
+{
+ /* sessions are stored statically, no need for reference count */
+ return wolfSSL_get_session(ssl);
+}
+
+
+void wolfSSL_X509_free(WOLFSSL_X509* x509)
+{
+ WOLFSSL_ENTER("wolfSSL_X509_free");
+ ExternalFreeX509(x509);
+}
+
+
+/* was do nothing */
+/*
+void OPENSSL_free(void* buf)
+{
+ (void)buf;
+}
+*/
+
+
+int wolfSSL_OCSP_parse_url(char* url, char** host, char** port, char** path,
+ int* ssl)
+{
+ (void)url;
+ (void)host;
+ (void)port;
+ (void)path;
+ (void)ssl;
+ return 0;
+}
+
+
+WOLFSSL_METHOD* wolfSSLv2_client_method(void)
+{
+ return 0;
+}
+
+
+WOLFSSL_METHOD* wolfSSLv2_server_method(void)
+{
+ return 0;
+}
+
+
+#ifndef NO_MD4
+
+void wolfSSL_MD4_Init(WOLFSSL_MD4_CTX* md4)
+{
+ /* make sure we have a big enough buffer */
+ typedef char ok[sizeof(md4->buffer) >= sizeof(Md4) ? 1 : -1];
+ (void) sizeof(ok);
+
+ WOLFSSL_ENTER("MD4_Init");
+ wc_InitMd4((Md4*)md4);
+}
+
+
+void wolfSSL_MD4_Update(WOLFSSL_MD4_CTX* md4, const void* data,
+ unsigned long len)
+{
+ WOLFSSL_ENTER("MD4_Update");
+ wc_Md4Update((Md4*)md4, (const byte*)data, (word32)len);
+}
+
+
+void wolfSSL_MD4_Final(unsigned char* digest, WOLFSSL_MD4_CTX* md4)
+{
+ WOLFSSL_ENTER("MD4_Final");
+ wc_Md4Final((Md4*)md4, digest);
+}
+
+#endif /* NO_MD4 */
+
+
+WOLFSSL_BIO* wolfSSL_BIO_pop(WOLFSSL_BIO* top)
+{
+ (void)top;
+ return 0;
+}
+
+
+int wolfSSL_BIO_pending(WOLFSSL_BIO* bio)
+{
+ (void)bio;
+ return 0;
+}
+
+
+
+WOLFSSL_BIO_METHOD* wolfSSL_BIO_s_mem(void)
+{
+ static WOLFSSL_BIO_METHOD meth;
+
+ WOLFSSL_ENTER("BIO_s_mem");
+ meth.type = BIO_MEMORY;
+
+ return &meth;
+}
+
+
+WOLFSSL_BIO_METHOD* wolfSSL_BIO_f_base64(void)
+{
+ return 0;
+}
+
+
+void wolfSSL_BIO_set_flags(WOLFSSL_BIO* bio, int flags)
+{
+ (void)bio;
+ (void)flags;
+}
+
+
+
+void wolfSSL_RAND_screen(void)
+{
+
+}
+
+
+const char* wolfSSL_RAND_file_name(char* fname, unsigned long len)
+{
+ (void)fname;
+ (void)len;
+ return 0;
+}
+
+
+int wolfSSL_RAND_write_file(const char* fname)
+{
+ (void)fname;
+ return 0;
+}
+
+
+int wolfSSL_RAND_load_file(const char* fname, long len)
+{
+ (void)fname;
+ /* wolfCrypt provides enough entropy internally or will report error */
+ if (len == -1)
+ return 1024;
+ else
+ return (int)len;
+}
+
+
+int wolfSSL_RAND_egd(const char* path)
+{
+ (void)path;
+ return 0;
+}
+
+
+
+WOLFSSL_COMP_METHOD* wolfSSL_COMP_zlib(void)
+{
+ return 0;
+}
+
+
+WOLFSSL_COMP_METHOD* wolfSSL_COMP_rle(void)
+{
+ return 0;
+}
+
+
+int wolfSSL_COMP_add_compression_method(int method, void* data)
+{
+ (void)method;
+ (void)data;
+ return 0;
+}
+
+
+void wolfSSL_set_dynlock_create_callback(WOLFSSL_dynlock_value* (*f)(
+ const char*, int))
+{
+ (void)f;
+}
+
+
+void wolfSSL_set_dynlock_lock_callback(
+ void (*f)(int, WOLFSSL_dynlock_value*, const char*, int))
+{
+ (void)f;
+}
+
+
+void wolfSSL_set_dynlock_destroy_callback(
+ void (*f)(WOLFSSL_dynlock_value*, const char*, int))
+{
+ (void)f;
+}
+
+
+
+const char* wolfSSL_X509_verify_cert_error_string(long err)
+{
+ return wolfSSL_ERR_reason_error_string(err);
+}
+
+
+
+int wolfSSL_X509_LOOKUP_add_dir(WOLFSSL_X509_LOOKUP* lookup, const char* dir,
+ long len)
+{
+ (void)lookup;
+ (void)dir;
+ (void)len;
+ return 0;
+}
+
+
+int wolfSSL_X509_LOOKUP_load_file(WOLFSSL_X509_LOOKUP* lookup,
+ const char* file, long len)
+{
+ (void)lookup;
+ (void)file;
+ (void)len;
+ return 0;
+}
+
+
+WOLFSSL_X509_LOOKUP_METHOD* wolfSSL_X509_LOOKUP_hash_dir(void)
+{
+ return 0;
+}
+
+
+WOLFSSL_X509_LOOKUP_METHOD* wolfSSL_X509_LOOKUP_file(void)
+{
+ return 0;
+}
+
+
+
+WOLFSSL_X509_LOOKUP* wolfSSL_X509_STORE_add_lookup(WOLFSSL_X509_STORE* store,
+ WOLFSSL_X509_LOOKUP_METHOD* m)
+{
+ (void)store;
+ (void)m;
+ return 0;
+}
+
+
+int wolfSSL_X509_STORE_add_cert(WOLFSSL_X509_STORE* store, WOLFSSL_X509* x509)
+{
+ int result = SSL_FATAL_ERROR;
+
+ WOLFSSL_ENTER("wolfSSL_X509_STORE_add_cert");
+ if (store != NULL && store->cm != NULL && x509 != NULL
+ && x509->derCert != NULL) {
+ DerBuffer* derCert = NULL;
+
+ result = AllocDer(&derCert, x509->derCert->length,
+ x509->derCert->type, NULL);
+ if (result == 0) {
+ /* AddCA() frees the buffer. */
+ XMEMCPY(derCert->buffer,
+ x509->derCert->buffer, x509->derCert->length);
+ result = AddCA(store->cm, &derCert, WOLFSSL_USER_CA, 1);
+ }
+ }
+
+ WOLFSSL_LEAVE("wolfSSL_X509_STORE_add_cert", result);
+
+ if (result != SSL_SUCCESS) {
+ result = SSL_FATAL_ERROR;
+ }
+
+ return result;
+}
+
+
+WOLFSSL_X509_STORE* wolfSSL_X509_STORE_new(void)
+{
+ WOLFSSL_X509_STORE* store = NULL;
+
+ store = (WOLFSSL_X509_STORE*)XMALLOC(sizeof(WOLFSSL_X509_STORE), NULL,
+ DYNAMIC_TYPE_X509_STORE);
+ if (store != NULL) {
+ store->cm = wolfSSL_CertManagerNew();
+ if (store->cm == NULL) {
+ XFREE(store, NULL, DYNAMIC_TYPE_X509_STORE);
+ store = NULL;
+ }
+ }
+
+ return store;
+}
+
+
+void wolfSSL_X509_STORE_free(WOLFSSL_X509_STORE* store)
+{
+ if (store != NULL) {
+ if (store->cm != NULL)
+ wolfSSL_CertManagerFree(store->cm);
+ XFREE(store, NULL, DYNAMIC_TYPE_X509_STORE);
+ }
+}
+
+
+int wolfSSL_X509_STORE_set_default_paths(WOLFSSL_X509_STORE* store)
+{
+ (void)store;
+ return SSL_SUCCESS;
+}
+
+
+int wolfSSL_X509_STORE_get_by_subject(WOLFSSL_X509_STORE_CTX* ctx, int idx,
+ WOLFSSL_X509_NAME* name, WOLFSSL_X509_OBJECT* obj)
+{
+ (void)ctx;
+ (void)idx;
+ (void)name;
+ (void)obj;
+ return 0;
+}
+
+
+WOLFSSL_X509_STORE_CTX* wolfSSL_X509_STORE_CTX_new(void)
+{
+ WOLFSSL_X509_STORE_CTX* ctx = (WOLFSSL_X509_STORE_CTX*)XMALLOC(
+ sizeof(WOLFSSL_X509_STORE_CTX), NULL,
+ DYNAMIC_TYPE_X509_CTX);
+ if (ctx != NULL)
+ wolfSSL_X509_STORE_CTX_init(ctx, NULL, NULL, NULL);
+
+ return ctx;
+}
+
+
+int wolfSSL_X509_STORE_CTX_init(WOLFSSL_X509_STORE_CTX* ctx,
+ WOLFSSL_X509_STORE* store, WOLFSSL_X509* x509, STACK_OF(WOLFSSL_X509)* sk)
+{
+ (void)sk;
+ WOLFSSL_ENTER("wolfSSL_X509_STORE_CTX_init");
+ if (ctx != NULL) {
+ ctx->store = store;
+ ctx->current_cert = x509;
+ ctx->domain = NULL;
+ ctx->ex_data = NULL;
+ ctx->userCtx = NULL;
+ ctx->error = 0;
+ ctx->error_depth = 0;
+ ctx->discardSessionCerts = 0;
+ return SSL_SUCCESS;
+ }
+ return SSL_FATAL_ERROR;
+}
+
+
+void wolfSSL_X509_STORE_CTX_free(WOLFSSL_X509_STORE_CTX* ctx)
+{
+ if (ctx != NULL) {
+ if (ctx->store != NULL)
+ wolfSSL_X509_STORE_free(ctx->store);
+ if (ctx->current_cert != NULL)
+ wolfSSL_FreeX509(ctx->current_cert);
+ XFREE(ctx, NULL, DYNAMIC_TYPE_X509_CTX);
+ }
+}
+
+
+void wolfSSL_X509_STORE_CTX_cleanup(WOLFSSL_X509_STORE_CTX* ctx)
+{
+ (void)ctx;
+}
+
+
+int wolfSSL_X509_verify_cert(WOLFSSL_X509_STORE_CTX* ctx)
+{
+ if (ctx != NULL && ctx->store != NULL && ctx->store->cm != NULL
+ && ctx->current_cert != NULL && ctx->current_cert->derCert != NULL) {
+ return wolfSSL_CertManagerVerifyBuffer(ctx->store->cm,
+ ctx->current_cert->derCert->buffer,
+ ctx->current_cert->derCert->length,
+ SSL_FILETYPE_ASN1);
+ }
+ return SSL_FATAL_ERROR;
+}
+
+
+WOLFSSL_ASN1_TIME* wolfSSL_X509_CRL_get_lastUpdate(WOLFSSL_X509_CRL* crl)
+{
+ (void)crl;
+ return 0;
+}
+
+
+WOLFSSL_ASN1_TIME* wolfSSL_X509_CRL_get_nextUpdate(WOLFSSL_X509_CRL* crl)
+{
+ (void)crl;
+ return 0;
+}
+
+
+
+WOLFSSL_EVP_PKEY* wolfSSL_X509_get_pubkey(WOLFSSL_X509* x509)
+{
+ WOLFSSL_EVP_PKEY* key = NULL;
+ if (x509 != NULL) {
+ key = (WOLFSSL_EVP_PKEY*)XMALLOC(
+ sizeof(WOLFSSL_EVP_PKEY), NULL, DYNAMIC_TYPE_PUBLIC_KEY);
+ if (key != NULL) {
+ key->type = x509->pubKeyOID;
+ key->save_type = 0;
+ key->pkey.ptr = (char*)XMALLOC(
+ x509->pubKey.length, NULL, DYNAMIC_TYPE_PUBLIC_KEY);
+ if (key->pkey.ptr == NULL) {
+ XFREE(key, NULL, DYNAMIC_TYPE_PUBLIC_KEY);
+ return NULL;
+ }
+ XMEMCPY(key->pkey.ptr,
+ x509->pubKey.buffer, x509->pubKey.length);
+ key->pkey_sz = x509->pubKey.length;
+ #ifdef HAVE_ECC
+ key->pkey_curve = (int)x509->pkCurveOID;
+ #endif /* HAVE_ECC */
+ }
+ }
+ return key;
+}
+
+
+int wolfSSL_X509_CRL_verify(WOLFSSL_X509_CRL* crl, WOLFSSL_EVP_PKEY* key)
+{
+ (void)crl;
+ (void)key;
+ return 0;
+}
+
+
+void wolfSSL_X509_STORE_CTX_set_error(WOLFSSL_X509_STORE_CTX* ctx, int err)
+{
+ (void)ctx;
+ (void)err;
+}
+
+
+void wolfSSL_X509_OBJECT_free_contents(WOLFSSL_X509_OBJECT* obj)
+{
+ (void)obj;
+}
+
+
+void wolfSSL_EVP_PKEY_free(WOLFSSL_EVP_PKEY* key)
+{
+ if (key != NULL) {
+ if (key->pkey.ptr != NULL)
+ XFREE(key->pkey.ptr, NULL, DYNAMIC_TYPE_PUBLIC_KEY);
+ XFREE(key, NULL, DYNAMIC_TYPE_PUBLIC_KEY);
+ }
+}
+
+
+int wolfSSL_X509_cmp_current_time(const WOLFSSL_ASN1_TIME* asnTime)
+{
+ (void)asnTime;
+ return 0;
+}
+
+
+int wolfSSL_sk_X509_REVOKED_num(WOLFSSL_X509_REVOKED* revoked)
+{
+ (void)revoked;
+ return 0;
+}
+
+
+
+WOLFSSL_X509_REVOKED* wolfSSL_X509_CRL_get_REVOKED(WOLFSSL_X509_CRL* crl)
+{
+ (void)crl;
+ return 0;
+}
+
+
+WOLFSSL_X509_REVOKED* wolfSSL_sk_X509_REVOKED_value(
+ WOLFSSL_X509_REVOKED* revoked, int value)
+{
+ (void)revoked;
+ (void)value;
+ return 0;
+}
+
+
+
+WOLFSSL_ASN1_INTEGER* wolfSSL_X509_get_serialNumber(WOLFSSL_X509* x509)
+{
+ (void)x509;
+ return 0;
+}
+
+
+int wolfSSL_ASN1_TIME_print(WOLFSSL_BIO* bio, const WOLFSSL_ASN1_TIME* asnTime)
+{
+ (void)bio;
+ (void)asnTime;
+ return 0;
+}
+
+
+
+int wolfSSL_ASN1_INTEGER_cmp(const WOLFSSL_ASN1_INTEGER* a,
+ const WOLFSSL_ASN1_INTEGER* b)
+{
+ (void)a;
+ (void)b;
+ return 0;
+}
+
+
+long wolfSSL_ASN1_INTEGER_get(const WOLFSSL_ASN1_INTEGER* i)
+{
+ (void)i;
+ return 0;
+}
+
+
+
+void* wolfSSL_X509_STORE_CTX_get_ex_data(WOLFSSL_X509_STORE_CTX* ctx, int idx)
+{
+ WOLFSSL_ENTER("wolfSSL_X509_STORE_CTX_get_ex_data");
+#if defined(FORTRESS) || defined(HAVE_STUNNEL)
+ if (ctx != NULL && idx == 0)
+ return ctx->ex_data;
+#else
+ (void)ctx;
+ (void)idx;
+#endif
+ return 0;
+}
+
+
+int wolfSSL_get_ex_data_X509_STORE_CTX_idx(void)
+{
+ WOLFSSL_ENTER("wolfSSL_get_ex_data_X509_STORE_CTX_idx");
+ return 0;
+}
+
+
+void wolfSSL_CTX_set_info_callback(WOLFSSL_CTX* ctx,
+ void (*f)(const WOLFSSL* ssl, int type, int val))
+{
+ (void)ctx;
+ (void)f;
+}
+
+
+unsigned long wolfSSL_ERR_peek_error(void)
+{
+ return 0;
+}
+
+
+int wolfSSL_ERR_GET_REASON(unsigned long err)
+{
+ (void)err;
+ return 0;
+}
+
+
+char* wolfSSL_alert_type_string_long(int alertID)
+{
+ (void)alertID;
+ return 0;
+}
+
+
+char* wolfSSL_alert_desc_string_long(int alertID)
+{
+ (void)alertID;
+ return 0;
+}
+
+
+char* wolfSSL_state_string_long(const WOLFSSL* ssl)
+{
+ (void)ssl;
+ return 0;
+}
+
+
+int wolfSSL_PEM_def_callback(char* name, int num, int w, void* key)
+{
+ (void)name;
+ (void)num;
+ (void)w;
+ (void)key;
+ return 0;
+}
+
+
+long wolfSSL_CTX_sess_accept(WOLFSSL_CTX* ctx)
+{
+ (void)ctx;
+ return 0;
+}
+
+
+long wolfSSL_CTX_sess_connect(WOLFSSL_CTX* ctx)
+{
+ (void)ctx;
+ return 0;
+}
+
+
+long wolfSSL_CTX_sess_accept_good(WOLFSSL_CTX* ctx)
+{
+ (void)ctx;
+ return 0;
+}
+
+
+long wolfSSL_CTX_sess_connect_good(WOLFSSL_CTX* ctx)
+{
+ (void)ctx;
+ return 0;
+}
+
+
+long wolfSSL_CTX_sess_accept_renegotiate(WOLFSSL_CTX* ctx)
+{
+ (void)ctx;
+ return 0;
+}
+
+
+long wolfSSL_CTX_sess_connect_renegotiate(WOLFSSL_CTX* ctx)
+{
+ (void)ctx;
+ return 0;
+}
+
+
+long wolfSSL_CTX_sess_hits(WOLFSSL_CTX* ctx)
+{
+ (void)ctx;
+ return 0;
+}
+
+
+long wolfSSL_CTX_sess_cb_hits(WOLFSSL_CTX* ctx)
+{
+ (void)ctx;
+ return 0;
+}
+
+
+long wolfSSL_CTX_sess_cache_full(WOLFSSL_CTX* ctx)
+{
+ (void)ctx;
+ return 0;
+}
+
+
+long wolfSSL_CTX_sess_misses(WOLFSSL_CTX* ctx)
+{
+ (void)ctx;
+ return 0;
+}
+
+
+long wolfSSL_CTX_sess_timeouts(WOLFSSL_CTX* ctx)
+{
+ (void)ctx;
+ return 0;
+}
+
+
+long wolfSSL_CTX_sess_number(WOLFSSL_CTX* ctx)
+{
+ (void)ctx;
+ return 0;
+}
+
+#ifndef NO_DES3
+
+void wolfSSL_DES_set_key_unchecked(WOLFSSL_const_DES_cblock* myDes,
+ WOLFSSL_DES_key_schedule* key)
+{
+ (void)myDes;
+ (void)key;
+}
+
+
+void wolfSSL_DES_set_odd_parity(WOLFSSL_DES_cblock* myDes)
+{
+ (void)myDes;
+}
+
+
+void wolfSSL_DES_ecb_encrypt(WOLFSSL_DES_cblock* desa,
+ WOLFSSL_DES_cblock* desb, WOLFSSL_DES_key_schedule* key, int len)
+{
+ (void)desa;
+ (void)desb;
+ (void)key;
+ (void)len;
+}
+
+#endif /* NO_DES3 */
+
+int wolfSSL_BIO_printf(WOLFSSL_BIO* bio, const char* format, ...)
+{
+ (void)bio;
+ (void)format;
+ return 0;
+}
+
+
+int wolfSSL_ASN1_UTCTIME_print(WOLFSSL_BIO* bio, const WOLFSSL_ASN1_UTCTIME* a)
+{
+ (void)bio;
+ (void)a;
+ return 0;
+}
+
+
+int wolfSSL_sk_num(WOLFSSL_X509_REVOKED* rev)
+{
+ (void)rev;
+ return 0;
+}
+
+
+void* wolfSSL_sk_value(WOLFSSL_X509_REVOKED* rev, int i)
+{
+ (void)rev;
+ (void)i;
+ return 0;
+}
+
+
+/* stunnel 4.28 needs */
+void wolfSSL_CTX_sess_set_get_cb(WOLFSSL_CTX* ctx,
+ WOLFSSL_SESSION*(*f)(WOLFSSL*, unsigned char*, int, int*))
+{
+ (void)ctx;
+ (void)f;
+}
+
+
+void wolfSSL_CTX_sess_set_new_cb(WOLFSSL_CTX* ctx,
+ int (*f)(WOLFSSL*, WOLFSSL_SESSION*))
+{
+ (void)ctx;
+ (void)f;
+}
+
+
+void wolfSSL_CTX_sess_set_remove_cb(WOLFSSL_CTX* ctx, void (*f)(WOLFSSL_CTX*,
+ WOLFSSL_SESSION*))
+{
+ (void)ctx;
+ (void)f;
+}
+
+
+int wolfSSL_i2d_SSL_SESSION(WOLFSSL_SESSION* sess, unsigned char** p)
+{
+ (void)sess;
+ (void)p;
+ return sizeof(WOLFSSL_SESSION);
+}
+
+
+WOLFSSL_SESSION* wolfSSL_d2i_SSL_SESSION(WOLFSSL_SESSION** sess,
+ const unsigned char** p, long i)
+{
+ (void)p;
+ (void)i;
+ if (sess)
+ return *sess;
+ return NULL;
+}
+
+
+long wolfSSL_SESSION_get_timeout(const WOLFSSL_SESSION* sess)
+{
+ WOLFSSL_ENTER("wolfSSL_SESSION_get_timeout");
+ return sess->timeout;
+}
+
+
+long wolfSSL_SESSION_get_time(const WOLFSSL_SESSION* sess)
+{
+ WOLFSSL_ENTER("wolfSSL_SESSION_get_time");
+ return sess->bornOn;
+}
+
+
+#endif /* OPENSSL_EXTRA */
+
+
+#ifdef KEEP_PEER_CERT
+char* wolfSSL_X509_get_subjectCN(WOLFSSL_X509* x509)
+{
+ if (x509 == NULL)
+ return NULL;
+
+ return x509->subjectCN;
+}
+#endif /* KEEP_PEER_CERT */
+
+#ifdef OPENSSL_EXTRA
+
+#ifdef FORTRESS
+int wolfSSL_cmp_peer_cert_to_file(WOLFSSL* ssl, const char *fname)
+{
+ int ret = SSL_FATAL_ERROR;
+
+ WOLFSSL_ENTER("wolfSSL_cmp_peer_cert_to_file");
+ if (ssl != NULL && fname != NULL)
+ {
+ #ifdef WOLFSSL_SMALL_STACK
+ EncryptedInfo* info = NULL;
+ byte staticBuffer[1]; /* force heap usage */
+ #else
+ EncryptedInfo info[1];
+ byte staticBuffer[FILE_BUFFER_SIZE];
+ #endif
+ byte* myBuffer = staticBuffer;
+ int dynamic = 0;
+ XFILE file = XBADFILE;
+ long sz = 0;
+ int eccKey = 0;
+ WOLFSSL_CTX* ctx = ssl->ctx;
+ WOLFSSL_X509* peer_cert = &ssl->peerCert;
+ DerBuffer* fileDer = NULL;
+
+ file = XFOPEN(fname, "rb");
+ if (file == XBADFILE)
+ return SSL_BAD_FILE;
+
+ XFSEEK(file, 0, XSEEK_END);
+ sz = XFTELL(file);
+ XREWIND(file);
+
+ if (sz > (long)sizeof(staticBuffer)) {
+ WOLFSSL_MSG("Getting dynamic buffer");
+ myBuffer = (byte*)XMALLOC(sz, ctx->heap, DYNAMIC_TYPE_FILE);
+ dynamic = 1;
+ }
+
+ #ifdef WOLFSSL_SMALL_STACK
+ info = (EncryptedInfo*)XMALLOC(sizeof(EncryptedInfo), NULL,
+ DYNAMIC_TYPE_TMP_BUFFER);
+ if (info == NULL)
+ ret = MEMORY_E;
+ else
+ #endif
+ {
+ info->set = 0;
+ info->ctx = ctx;
+ info->consumed = 0;
+
+ if ((myBuffer != NULL) &&
+ (sz > 0) &&
+ (XFREAD(myBuffer, sz, 1, file) > 0) &&
+ (PemToDer(myBuffer, sz, CERT_TYPE,
+ &fileDer, ctx->heap, info, &eccKey) == 0) &&
+ (fileDer->length != 0) &&
+ (fileDer->length == peer_cert->derCert->length) &&
+ (XMEMCMP(peer_cert->derCert->buffer, fileDer->buffer,
+ fileDer->length) == 0))
+ {
+ ret = 0;
+ }
+
+ #ifdef WOLFSSL_SMALL_STACK
+ XFREE(info, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ #endif
+ }
+
+ FreeDer(&fileDer);
+
+ if (dynamic)
+ XFREE(myBuffer, ctx->heap, DYNAMIC_TYPE_FILE);
+
+ XFCLOSE(file);
+ }
+
+ return ret;
+}
+#endif
+
+
+static WC_RNG globalRNG;
+static int initGlobalRNG = 0;
+
+/* SSL_SUCCESS on ok */
+int wolfSSL_RAND_seed(const void* seed, int len)
+{
+
+ WOLFSSL_MSG("wolfSSL_RAND_seed");
+
+ (void)seed;
+ (void)len;
+
+ if (initGlobalRNG == 0) {
+ if (wc_InitRng(&globalRNG) < 0) {
+ WOLFSSL_MSG("wolfSSL Init Global RNG failed");
+ return 0;
+ }
+ initGlobalRNG = 1;
+ }
+
+ return SSL_SUCCESS;
+}
+
+
+/* SSL_SUCCESS on ok */
+int wolfSSL_RAND_bytes(unsigned char* buf, int num)
+{
+ int ret = 0;
+ int initTmpRng = 0;
+ WC_RNG* rng = NULL;
+#ifdef WOLFSSL_SMALL_STACK
+ WC_RNG* tmpRNG = NULL;
+#else
+ WC_RNG tmpRNG[1];
+#endif
+
+ WOLFSSL_ENTER("wolfSSL_RAND_bytes");
+
+#ifdef WOLFSSL_SMALL_STACK
+ tmpRNG = (WC_RNG*)XMALLOC(sizeof(WC_RNG), NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ if (tmpRNG == NULL)
+ return ret;
+#endif
+
+ if (wc_InitRng(tmpRNG) == 0) {
+ rng = tmpRNG;
+ initTmpRng = 1;
+ }
+ else if (initGlobalRNG)
+ rng = &globalRNG;
+
+ if (rng) {
+ if (wc_RNG_GenerateBlock(rng, buf, num) != 0)
+ WOLFSSL_MSG("Bad wc_RNG_GenerateBlock");
+ else
+ ret = SSL_SUCCESS;
+ }
+
+ if (initTmpRng)
+ wc_FreeRng(tmpRNG);
+
+#ifdef WOLFSSL_SMALL_STACK
+ XFREE(tmpRNG, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+#endif
+
+ return ret;
+}
+
+WOLFSSL_BN_CTX* wolfSSL_BN_CTX_new(void)
+{
+ static int ctx; /* wolfcrypt doesn't now need ctx */
+
+ WOLFSSL_MSG("wolfSSL_BN_CTX_new");
+
+ return (WOLFSSL_BN_CTX*)&ctx;
+}
+
+void wolfSSL_BN_CTX_init(WOLFSSL_BN_CTX* ctx)
+{
+ (void)ctx;
+ WOLFSSL_MSG("wolfSSL_BN_CTX_init");
+}
+
+
+void wolfSSL_BN_CTX_free(WOLFSSL_BN_CTX* ctx)
+{
+ (void)ctx;
+ WOLFSSL_MSG("wolfSSL_BN_CTX_free");
+
+ /* do free since static ctx that does nothing */
+}
+
+
+static void InitwolfSSL_BigNum(WOLFSSL_BIGNUM* bn)
+{
+ WOLFSSL_MSG("InitwolfSSL_BigNum");
+ if (bn) {
+ bn->neg = 0;
+ bn->internal = NULL;
+ }
+}
+
+
+WOLFSSL_BIGNUM* wolfSSL_BN_new(void)
+{
+ WOLFSSL_BIGNUM* external;
+ mp_int* mpi;
+
+ WOLFSSL_MSG("wolfSSL_BN_new");
+
+ mpi = (mp_int*) XMALLOC(sizeof(mp_int), NULL, DYNAMIC_TYPE_BIGINT);
+ if (mpi == NULL) {
+ WOLFSSL_MSG("wolfSSL_BN_new malloc mpi failure");
+ return NULL;
+ }
+
+ external = (WOLFSSL_BIGNUM*) XMALLOC(sizeof(WOLFSSL_BIGNUM), NULL,
+ DYNAMIC_TYPE_BIGINT);
+ if (external == NULL) {
+ WOLFSSL_MSG("wolfSSL_BN_new malloc WOLFSSL_BIGNUM failure");
+ XFREE(mpi, NULL, DYNAMIC_TYPE_BIGINT);
+ return NULL;
+ }
+
+ InitwolfSSL_BigNum(external);
+ external->internal = mpi;
+ if (mp_init(mpi) != MP_OKAY) {
+ wolfSSL_BN_free(external);
+ return NULL;
+ }
+
+ return external;
+}
+
+
+void wolfSSL_BN_free(WOLFSSL_BIGNUM* bn)
+{
+ WOLFSSL_MSG("wolfSSL_BN_free");
+ if (bn) {
+ if (bn->internal) {
+ mp_clear((mp_int*)bn->internal);
+ XFREE(bn->internal, NULL, DYNAMIC_TYPE_BIGINT);
+ bn->internal = NULL;
+ }
+ XFREE(bn, NULL, DYNAMIC_TYPE_BIGINT);
+ bn = NULL;
+ }
+}
+
+
+void wolfSSL_BN_clear_free(WOLFSSL_BIGNUM* bn)
+{
+ WOLFSSL_MSG("wolfSSL_BN_clear_free");
+
+ wolfSSL_BN_free(bn);
+}
+
+
+/* SSL_SUCCESS on ok */
+int wolfSSL_BN_sub(WOLFSSL_BIGNUM* r, const WOLFSSL_BIGNUM* a,
+ const WOLFSSL_BIGNUM* b)
+{
+ WOLFSSL_MSG("wolfSSL_BN_sub");
+
+ if (r == NULL || a == NULL || b == NULL)
+ return 0;
+
+ if (mp_sub((mp_int*)a->internal,(mp_int*)b->internal,
+ (mp_int*)r->internal) == MP_OKAY)
+ return SSL_SUCCESS;
+
+ WOLFSSL_MSG("wolfSSL_BN_sub mp_sub failed");
+ return 0;
+}
+
+
+/* SSL_SUCCESS on ok */
+int wolfSSL_BN_mod(WOLFSSL_BIGNUM* r, const WOLFSSL_BIGNUM* a,
+ const WOLFSSL_BIGNUM* b, const WOLFSSL_BN_CTX* c)
+{
+ (void)c;
+ WOLFSSL_MSG("wolfSSL_BN_mod");
+
+ if (r == NULL || a == NULL || b == NULL)
+ return 0;
+
+ if (mp_mod((mp_int*)a->internal,(mp_int*)b->internal,
+ (mp_int*)r->internal) == MP_OKAY)
+ return SSL_SUCCESS;
+
+ WOLFSSL_MSG("wolfSSL_BN_mod mp_mod failed");
+ return 0;
+}
+
+
+const WOLFSSL_BIGNUM* wolfSSL_BN_value_one(void)
+{
+ static WOLFSSL_BIGNUM* bn_one = NULL;
+
+ WOLFSSL_MSG("wolfSSL_BN_value_one");
+
+ if (bn_one == NULL) {
+ bn_one = wolfSSL_BN_new();
+ if (bn_one)
+ mp_set_int((mp_int*)bn_one->internal, 1);
+ }
+
+ return bn_one;
+}
+
+/* return compliant with OpenSSL
+ * size of BIGNUM in bytes, 0 if error */
+int wolfSSL_BN_num_bytes(const WOLFSSL_BIGNUM* bn)
+{
+ WOLFSSL_MSG("wolfSSL_BN_num_bytes");
+
+ if (bn == NULL || bn->internal == NULL)
+ return SSL_FAILURE;
+
+ return mp_unsigned_bin_size((mp_int*)bn->internal);
+}
+
+/* return compliant with OpenSSL
+ * size of BIGNUM in bits, 0 if error */
+int wolfSSL_BN_num_bits(const WOLFSSL_BIGNUM* bn)
+{
+ WOLFSSL_MSG("wolfSSL_BN_num_bits");
+
+ if (bn == NULL || bn->internal == NULL)
+ return SSL_FAILURE;
+
+ return mp_count_bits((mp_int*)bn->internal);
+}
+
+/* return compliant with OpenSSL
+ * 1 if BIGNUM is zero, 0 else */
+int wolfSSL_BN_is_zero(const WOLFSSL_BIGNUM* bn)
+{
+ WOLFSSL_MSG("wolfSSL_BN_is_zero");
+
+ if (bn == NULL || bn->internal == NULL)
+ return SSL_FAILURE;
+
+ if (mp_iszero((mp_int*)bn->internal) == MP_YES)
+ return SSL_SUCCESS;
+
+ return SSL_FAILURE;
+}
+
+/* return compliant with OpenSSL
+ * 1 if BIGNUM is one, 0 else */
+int wolfSSL_BN_is_one(const WOLFSSL_BIGNUM* bn)
+{
+ WOLFSSL_MSG("wolfSSL_BN_is_one");
+
+ if (bn == NULL || bn->internal == NULL)
+ return SSL_FAILURE;
+
+ if (mp_cmp_d((mp_int*)bn->internal, 1) == MP_EQ)
+ return SSL_SUCCESS;
+
+ return SSL_FAILURE;
+}
+
+/* return compliant with OpenSSL
+ * 1 if BIGNUM is odd, 0 else */
+int wolfSSL_BN_is_odd(const WOLFSSL_BIGNUM* bn)
+{
+ WOLFSSL_MSG("wolfSSL_BN_is_odd");
+
+ if (bn == NULL || bn->internal == NULL)
+ return SSL_FAILURE;
+
+ if (mp_isodd((mp_int*)bn->internal) == MP_YES)
+ return SSL_SUCCESS;
+
+ return SSL_FAILURE;
+}
+
+/* return compliant with OpenSSL
+ * -1 if a < b, 0 if a == b and 1 if a > b
+ */
+int wolfSSL_BN_cmp(const WOLFSSL_BIGNUM* a, const WOLFSSL_BIGNUM* b)
+{
+ int ret;
+
+ WOLFSSL_MSG("wolfSSL_BN_cmp");
+
+ if (a == NULL || a->internal == NULL || b == NULL || b->internal == NULL)
+ return SSL_FATAL_ERROR;
+
+ ret = mp_cmp((mp_int*)a->internal, (mp_int*)b->internal);
+
+ return (ret == MP_EQ ? 0 : (ret == MP_GT ? 1 : -1));
+}
+
+/* return compliant with OpenSSL
+ * length of BIGNUM in bytes, -1 if error */
+int wolfSSL_BN_bn2bin(const WOLFSSL_BIGNUM* bn, unsigned char* r)
+{
+ WOLFSSL_MSG("wolfSSL_BN_bn2bin");
+
+ if (bn == NULL || bn->internal == NULL) {
+ WOLFSSL_MSG("NULL bn error");
+ return SSL_FATAL_ERROR;
+ }
+
+ if (r == NULL)
+ return mp_unsigned_bin_size((mp_int*)bn->internal);
+
+ if (mp_to_unsigned_bin((mp_int*)bn->internal, r) != MP_OKAY) {
+ WOLFSSL_MSG("mp_to_unsigned_bin error");
+ return SSL_FATAL_ERROR;
+ }
+
+ return mp_unsigned_bin_size((mp_int*)bn->internal);
+}
+
+
+WOLFSSL_BIGNUM* wolfSSL_BN_bin2bn(const unsigned char* str, int len,
+ WOLFSSL_BIGNUM* ret)
+{
+ int weOwn = 0;
+
+ WOLFSSL_MSG("wolfSSL_BN_bin2bn");
+
+ /* if ret is null create a BN */
+ if (ret == NULL) {
+ ret = wolfSSL_BN_new();
+ weOwn = 1;
+ if (ret == NULL)
+ return NULL;
+ }
+
+ /* check ret and ret->internal then read in value */
+ if (ret && ret->internal) {
+ if (mp_read_unsigned_bin((mp_int*)ret->internal, str, len) != 0) {
+ WOLFSSL_MSG("mp_read_unsigned_bin failure");
+ if (weOwn)
+ wolfSSL_BN_free(ret);
+ return NULL;
+ }
+ }
+
+ return ret;
+}
+
+/* return compliant with OpenSSL
+ * 1 if success, 0 if error */
+int wolfSSL_mask_bits(WOLFSSL_BIGNUM* bn, int n)
+{
+ (void)bn;
+ (void)n;
+ WOLFSSL_MSG("wolfSSL_BN_mask_bits");
+
+ return SSL_FAILURE;
+}
+
+
+/* SSL_SUCCESS on ok */
+int wolfSSL_BN_rand(WOLFSSL_BIGNUM* bn, int bits, int top, int bottom)
+{
+ int ret = 0;
+ int len = bits / 8;
+ int initTmpRng = 0;
+ WC_RNG* rng = NULL;
+#ifdef WOLFSSL_SMALL_STACK
+ WC_RNG* tmpRNG = NULL;
+ byte* buff = NULL;
+#else
+ WC_RNG tmpRNG[1];
+ byte buff[1024];
+#endif
+
+ (void)top;
+ (void)bottom;
+ WOLFSSL_MSG("wolfSSL_BN_rand");
+
+ if (bits % 8)
+ len++;
+
+#ifdef WOLFSSL_SMALL_STACK
+ buff = (byte*)XMALLOC(1024, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ tmpRNG = (WC_RNG*) XMALLOC(sizeof(WC_RNG), NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ if (buff == NULL || tmpRNG == NULL) {
+ XFREE(buff, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ XFREE(tmpRNG, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ return ret;
+ }
+#endif
+
+ if (bn == NULL || bn->internal == NULL)
+ WOLFSSL_MSG("Bad function arguments");
+ else if (wc_InitRng(tmpRNG) == 0) {
+ rng = tmpRNG;
+ initTmpRng = 1;
+ }
+ else if (initGlobalRNG)
+ rng = &globalRNG;
+
+ if (rng) {
+ if (wc_RNG_GenerateBlock(rng, buff, len) != 0)
+ WOLFSSL_MSG("Bad wc_RNG_GenerateBlock");
+ else {
+ buff[0] |= 0x80 | 0x40;
+ buff[len-1] |= 0x01;
+
+ if (mp_read_unsigned_bin((mp_int*)bn->internal,buff,len) != MP_OKAY)
+ WOLFSSL_MSG("mp read bin failed");
+ else
+ ret = SSL_SUCCESS;
+ }
+ }
+
+ if (initTmpRng)
+ wc_FreeRng(tmpRNG);
+
+#ifdef WOLFSSL_SMALL_STACK
+ XFREE(buff, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ XFREE(tmpRNG, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+#endif
+
+ return ret;
+}
+
+/* return code compliant with OpenSSL :
+ * 1 if bit set, 0 else
+ */
+int wolfSSL_BN_is_bit_set(const WOLFSSL_BIGNUM* bn, int n)
+{
+ if (bn == NULL || bn->internal == NULL) {
+ WOLFSSL_MSG("bn NULL error");
+ return SSL_FAILURE;
+ }
+
+ if (n > DIGIT_BIT) {
+ WOLFSSL_MSG("input bit count too large");
+ return SSL_FAILURE;
+ }
+
+ return mp_is_bit_set((mp_int*)bn->internal, (mp_digit)n);
+}
+
+/* return code compliant with OpenSSL :
+ * 1 if success, 0 else
+ */
+int wolfSSL_BN_set_bit(WOLFSSL_BIGNUM* bn, int n)
+{
+ if (bn == NULL || bn->internal == NULL) {
+ WOLFSSL_MSG("bn NULL error");
+ return SSL_FAILURE;
+ }
+
+ if (mp_set_bit((mp_int*)bn->internal, n) != MP_OKAY) {
+ WOLFSSL_MSG("mp_set_int error");
+ return SSL_FAILURE;
+ }
+
+ return SSL_SUCCESS;
+}
+
+
+/* SSL_SUCCESS on ok */
+int wolfSSL_BN_hex2bn(WOLFSSL_BIGNUM** bn, const char* str)
+{
+ int ret = 0;
+ word32 decSz = 1024;
+#ifdef WOLFSSL_SMALL_STACK
+ byte* decoded = NULL;
+#else
+ byte decoded[1024];
+#endif
+
+ WOLFSSL_MSG("wolfSSL_BN_hex2bn");
+
+#ifdef WOLFSSL_SMALL_STACK
+ decoded = (byte*)XMALLOC(decSz, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ if (decoded == NULL)
+ return ret;
+#endif
+
+ if (str == NULL)
+ WOLFSSL_MSG("Bad function argument");
+ else if (Base16_Decode((byte*)str, (int)XSTRLEN(str), decoded, &decSz) < 0)
+ WOLFSSL_MSG("Bad Base16_Decode error");
+ else if (bn == NULL)
+ ret = decSz;
+ else {
+ if (*bn == NULL)
+ *bn = wolfSSL_BN_new();
+
+ if (*bn == NULL)
+ WOLFSSL_MSG("BN new failed");
+ else if (wolfSSL_BN_bin2bn(decoded, decSz, *bn) == NULL)
+ WOLFSSL_MSG("Bad bin2bn error");
+ else
+ ret = SSL_SUCCESS;
+ }
+
+#ifdef WOLFSSL_SMALL_STACK
+ XFREE(decoded, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+#endif
+
+ return ret;
+}
+
+
+WOLFSSL_BIGNUM* wolfSSL_BN_dup(const WOLFSSL_BIGNUM* bn)
+{
+ WOLFSSL_BIGNUM* ret;
+
+ WOLFSSL_MSG("wolfSSL_BN_dup");
+
+ if (bn == NULL || bn->internal == NULL) {
+ WOLFSSL_MSG("bn NULL error");
+ return NULL;
+ }
+
+ ret = wolfSSL_BN_new();
+ if (ret == NULL) {
+ WOLFSSL_MSG("bn new error");
+ return NULL;
+ }
+
+ if (mp_copy((mp_int*)bn->internal, (mp_int*)ret->internal) != MP_OKAY) {
+ WOLFSSL_MSG("mp_copy error");
+ wolfSSL_BN_free(ret);
+ return NULL;
+ }
+
+ ret->neg = bn->neg;
+
+ return ret;
+}
+
+
+WOLFSSL_BIGNUM* wolfSSL_BN_copy(WOLFSSL_BIGNUM* r, const WOLFSSL_BIGNUM* bn)
+{
+ WOLFSSL_MSG("wolfSSL_BN_copy");
+
+ if (mp_copy((mp_int*)bn->internal, (mp_int*)r->internal) != MP_OKAY) {
+ WOLFSSL_MSG("mp_copy error");
+ return NULL;
+ }
+
+ r->neg = bn->neg;
+
+ return r;
+}
+
+/* return code compliant with OpenSSL :
+ * 1 if success, 0 else
+ */
+int wolfSSL_BN_set_word(WOLFSSL_BIGNUM* bn, WOLFSSL_BN_ULONG w)
+{
+ WOLFSSL_MSG("wolfSSL_BN_set_word");
+
+ if (mp_set_int((mp_int*)bn->internal, w) != MP_OKAY) {
+ WOLFSSL_MSG("mp_init_set_int error");
+ return SSL_FAILURE;
+ }
+
+ return SSL_SUCCESS;
+}
+
+/* return code compliant with OpenSSL :
+ * number length in decimal if success, 0 if error
+ */
+int wolfSSL_BN_dec2bn(WOLFSSL_BIGNUM** bn, const char* str)
+{
+ (void)bn;
+ (void)str;
+
+ WOLFSSL_MSG("wolfSSL_BN_dec2bn");
+
+ return SSL_FAILURE;
+}
+
+
+#if defined(WOLFSSL_KEY_GEN) || defined(HAVE_COMP_KEY)
+char *wolfSSL_BN_bn2dec(const WOLFSSL_BIGNUM *bn)
+{
+ int len = 0;
+ char *buf;
+
+ WOLFSSL_MSG("wolfSSL_BN_bn2dec");
+
+ if (bn == NULL || bn->internal == NULL) {
+ WOLFSSL_MSG("bn NULL error");
+ return NULL;
+ }
+
+ if (mp_radix_size((mp_int*)bn->internal, 10, &len) != MP_OKAY) {
+ WOLFSSL_MSG("mp_radix_size failure");
+ return NULL;
+ }
+
+ buf = (char*) XMALLOC(len, NULL, DYNAMIC_TYPE_ECC);
+ if (buf == NULL) {
+ WOLFSSL_MSG("wolfSSL_BN_bn2hex malloc buffer failure");
+ return NULL;
+ }
+
+ if (mp_toradix((mp_int*)bn->internal, buf, 10) != MP_OKAY) {
+ XFREE(buf, NULL, DYNAMIC_TYPE_ECC);
+ return NULL;
+ }
+
+ return buf;
+}
+#else
+char* wolfSSL_BN_bn2dec(const WOLFSSL_BIGNUM* bn)
+{
+ (void)bn;
+
+ WOLFSSL_MSG("wolfSSL_BN_bn2dec");
+
+ return NULL;
+}
+#endif /* defined(WOLFSSL_KEY_GEN) || defined(HAVE_COMP_KEY) */
+
+/* return code compliant with OpenSSL :
+ * 1 if success, 0 else
+ */
+int wolfSSL_BN_lshift(WOLFSSL_BIGNUM *r, const WOLFSSL_BIGNUM *bn, int n)
+{
+ WOLFSSL_MSG("wolfSSL_BN_lshift");
+
+ if (r == NULL || r->internal == NULL || bn == NULL || bn->internal == NULL){
+ WOLFSSL_MSG("bn NULL error");
+ return SSL_FAILURE;
+ }
+
+ if (mp_mul_2d((mp_int*)bn->internal, n, (mp_int*)r->internal) != MP_OKAY) {
+ WOLFSSL_MSG("mp_mul_2d error");
+ return SSL_FAILURE;
+ }
+
+ return SSL_SUCCESS;
+}
+
+/* return code compliant with OpenSSL :
+ * 1 if success, 0 else
+ */
+int wolfSSL_BN_rshift(WOLFSSL_BIGNUM *r, const WOLFSSL_BIGNUM *bn, int n)
+{
+ WOLFSSL_MSG("wolfSSL_BN_rshift");
+
+ if (r == NULL || r->internal == NULL || bn == NULL || bn->internal == NULL){
+ WOLFSSL_MSG("bn NULL error");
+ return SSL_FAILURE;
+ }
+
+ if (mp_div_2d((mp_int*)bn->internal, n,
+ (mp_int*)r->internal, NULL) != MP_OKAY) {
+ WOLFSSL_MSG("mp_mul_2d error");
+ return SSL_FAILURE;
+ }
+
+ return SSL_SUCCESS;
+}
+
+/* return code compliant with OpenSSL :
+ * 1 if success, 0 else
+ */
+int wolfSSL_BN_add_word(WOLFSSL_BIGNUM *bn, WOLFSSL_BN_ULONG w)
+{
+ WOLFSSL_MSG("wolfSSL_BN_add_word");
+
+ if (bn == NULL || bn->internal == NULL) {
+ WOLFSSL_MSG("bn NULL error");
+ return SSL_FAILURE;
+ }
+
+ if (mp_add_d((mp_int*)bn->internal, w, (mp_int*)bn->internal) != MP_OKAY) {
+ WOLFSSL_MSG("mp_add_d error");
+ return SSL_FAILURE;
+ }
+
+ return SSL_SUCCESS;
+}
+
+/* return code compliant with OpenSSL :
+ * 1 if success, 0 else
+ */
+int wolfSSL_BN_add(WOLFSSL_BIGNUM *r, WOLFSSL_BIGNUM *a, WOLFSSL_BIGNUM *b)
+{
+ WOLFSSL_MSG("wolfSSL_BN_add");
+
+ if (r == NULL || r->internal == NULL || a == NULL || a->internal == NULL ||
+ b == NULL || b->internal == NULL) {
+ WOLFSSL_MSG("bn NULL error");
+ return SSL_FAILURE;
+ }
+
+ if (mp_add((mp_int*)a->internal, (mp_int*)b->internal,
+ (mp_int*)r->internal) != MP_OKAY) {
+ WOLFSSL_MSG("mp_add_d error");
+ return SSL_FAILURE;
+ }
+
+ return SSL_SUCCESS;
+}
+
+#ifdef WOLFSSL_KEY_GEN
+
+/* return code compliant with OpenSSL :
+ * 1 if prime, 0 if not, -1 if error
+ */
+int wolfSSL_BN_is_prime_ex(const WOLFSSL_BIGNUM *bn, int nbchecks,
+ WOLFSSL_BN_CTX *ctx, WOLFSSL_BN_GENCB *cb)
+{
+ int res;
+
+ (void)ctx;
+ (void)cb;
+
+ WOLFSSL_MSG("wolfSSL_BN_is_prime_ex");
+
+ if (bn == NULL || bn->internal == NULL) {
+ WOLFSSL_MSG("bn NULL error");
+ return SSL_FATAL_ERROR;
+ }
+
+ if (mp_prime_is_prime((mp_int*)bn->internal, nbchecks, &res) != MP_OKAY) {
+ WOLFSSL_MSG("mp_prime_is_prime error");
+ return SSL_FATAL_ERROR;
+ }
+
+ if (res != MP_YES) {
+ WOLFSSL_MSG("mp_prime_is_prime not prime");
+ return SSL_FAILURE;
+ }
+
+ return SSL_SUCCESS;
+}
+
+/* return code compliant with OpenSSL :
+ * (bn mod w) if success, -1 if error
+ */
+WOLFSSL_BN_ULONG wolfSSL_BN_mod_word(const WOLFSSL_BIGNUM *bn,
+ WOLFSSL_BN_ULONG w)
+{
+ WOLFSSL_BN_ULONG ret = 0;
+
+ WOLFSSL_MSG("wolfSSL_BN_mod_word");
+
+ if (bn == NULL || bn->internal == NULL) {
+ WOLFSSL_MSG("bn NULL error");
+ return (WOLFSSL_BN_ULONG)SSL_FATAL_ERROR;
+ }
+
+ if (mp_mod_d((mp_int*)bn->internal, w, &ret) != MP_OKAY) {
+ WOLFSSL_MSG("mp_add_d error");
+ return (WOLFSSL_BN_ULONG)SSL_FATAL_ERROR;
+ }
+
+ return ret;
+}
+#endif /* #ifdef WOLFSSL_KEY_GEN */
+
+#if defined(WOLFSSL_KEY_GEN) || defined(HAVE_COMP_KEY)
+char *wolfSSL_BN_bn2hex(const WOLFSSL_BIGNUM *bn)
+{
+ int len = 0;
+ char *buf;
+
+ WOLFSSL_MSG("wolfSSL_BN_bn2hex");
+
+ if (bn == NULL || bn->internal == NULL) {
+ WOLFSSL_MSG("bn NULL error");
+ return NULL;
+ }
+
+ if (mp_radix_size((mp_int*)bn->internal, 16, &len) != MP_OKAY) {
+ WOLFSSL_MSG("mp_radix_size failure");
+ return NULL;
+ }
+
+ buf = (char*) XMALLOC(len, NULL, DYNAMIC_TYPE_ECC);
+ if (buf == NULL) {
+ WOLFSSL_MSG("wolfSSL_BN_bn2hex malloc buffer failure");
+ return NULL;
+ }
+
+ if (mp_toradix((mp_int*)bn->internal, buf, 16) != MP_OKAY) {
+ XFREE(buf, NULL, DYNAMIC_TYPE_ECC);
+ return NULL;
+ }
+
+ return buf;
+}
+
+#ifndef NO_FILESYSTEM
+/* return code compliant with OpenSSL :
+ * 1 if success, 0 if error
+ */
+int wolfSSL_BN_print_fp(FILE *fp, const WOLFSSL_BIGNUM *bn)
+{
+ char *buf;
+
+ WOLFSSL_MSG("wolfSSL_BN_print_fp");
+
+ if (fp == NULL || bn == NULL || bn->internal == NULL) {
+ WOLFSSL_MSG("bn NULL error");
+ return SSL_FAILURE;
+ }
+
+ buf = wolfSSL_BN_bn2hex(bn);
+ if (buf == NULL) {
+ WOLFSSL_MSG("wolfSSL_BN_bn2hex failure");
+ return SSL_FAILURE;
+ }
+
+ fprintf(fp, "%s", buf);
+ XFREE(buf, NULL, DYNAMIC_TYPE_ECC);
+
+ return SSL_SUCCESS;
+}
+#endif /* !defined(NO_FILESYSTEM) */
+
+#else /* defined(WOLFSSL_KEY_GEN) || defined(HAVE_COMP_KEY) */
+
+char *wolfSSL_BN_bn2hex(const WOLFSSL_BIGNUM *bn)
+{
+ (void)bn;
+
+ WOLFSSL_MSG("wolfSSL_BN_bn2hex not implemented");
+
+ return (char*)"";
+}
+
+#ifndef NO_FILESYSTEM
+/* return code compliant with OpenSSL :
+ * 1 if success, 0 if error
+ */
+int wolfSSL_BN_print_fp(FILE *fp, const WOLFSSL_BIGNUM *bn)
+{
+ (void)fp;
+ (void)bn;
+
+ WOLFSSL_MSG("wolfSSL_BN_print_fp not implemented");
+
+ return SSL_SUCCESS;
+}
+#endif /* !defined(NO_FILESYSTEM) */
+
+#endif /* defined(WOLFSSL_KEY_GEN) || defined(HAVE_COMP_KEY) */
+
+WOLFSSL_BIGNUM *wolfSSL_BN_CTX_get(WOLFSSL_BN_CTX *ctx)
+{
+ /* ctx is not used, return new Bignum */
+ (void)ctx;
+
+ WOLFSSL_ENTER("wolfSSL_BN_CTX_get");
+
+ return wolfSSL_BN_new();
+}
+
+void wolfSSL_BN_CTX_start(WOLFSSL_BN_CTX *ctx)
+{
+ (void)ctx;
+
+ WOLFSSL_ENTER("wolfSSL_BN_CTX_start");
+ WOLFSSL_MSG("wolfSSL_BN_CTX_start TBD");
+}
+
+#ifndef NO_DH
+
+static void InitwolfSSL_DH(WOLFSSL_DH* dh)
+{
+ if (dh) {
+ dh->p = NULL;
+ dh->g = NULL;
+ dh->pub_key = NULL;
+ dh->priv_key = NULL;
+ dh->internal = NULL;
+ dh->inSet = 0;
+ dh->exSet = 0;
+ }
+}
+
+
+WOLFSSL_DH* wolfSSL_DH_new(void)
+{
+ WOLFSSL_DH* external;
+ DhKey* key;
+
+ WOLFSSL_MSG("wolfSSL_DH_new");
+
+ key = (DhKey*) XMALLOC(sizeof(DhKey), NULL, DYNAMIC_TYPE_DH);
+ if (key == NULL) {
+ WOLFSSL_MSG("wolfSSL_DH_new malloc DhKey failure");
+ return NULL;
+ }
+
+ external = (WOLFSSL_DH*) XMALLOC(sizeof(WOLFSSL_DH), NULL,
+ DYNAMIC_TYPE_DH);
+ if (external == NULL) {
+ WOLFSSL_MSG("wolfSSL_DH_new malloc WOLFSSL_DH failure");
+ XFREE(key, NULL, DYNAMIC_TYPE_DH);
+ return NULL;
+ }
+
+ InitwolfSSL_DH(external);
+ wc_InitDhKey(key);
+ external->internal = key;
+
+ return external;
+}
+
+
+void wolfSSL_DH_free(WOLFSSL_DH* dh)
+{
+ WOLFSSL_MSG("wolfSSL_DH_free");
+
+ if (dh) {
+ if (dh->internal) {
+ wc_FreeDhKey((DhKey*)dh->internal);
+ XFREE(dh->internal, NULL, DYNAMIC_TYPE_DH);
+ dh->internal = NULL;
+ }
+ wolfSSL_BN_free(dh->priv_key);
+ wolfSSL_BN_free(dh->pub_key);
+ wolfSSL_BN_free(dh->g);
+ wolfSSL_BN_free(dh->p);
+ InitwolfSSL_DH(dh); /* set back to NULLs for safety */
+
+ XFREE(dh, NULL, DYNAMIC_TYPE_DH);
+ }
+}
+
+
+static int SetDhInternal(WOLFSSL_DH* dh)
+{
+ int ret = SSL_FATAL_ERROR;
+ int pSz = 1024;
+ int gSz = 1024;
+#ifdef WOLFSSL_SMALL_STACK
+ unsigned char* p = NULL;
+ unsigned char* g = NULL;
+#else
+ unsigned char p[1024];
+ unsigned char g[1024];
+#endif
+
+ WOLFSSL_ENTER("SetDhInternal");
+
+ if (dh == NULL || dh->p == NULL || dh->g == NULL)
+ WOLFSSL_MSG("Bad function arguments");
+ else if (wolfSSL_BN_bn2bin(dh->p, NULL) > pSz)
+ WOLFSSL_MSG("Bad p internal size");
+ else if (wolfSSL_BN_bn2bin(dh->g, NULL) > gSz)
+ WOLFSSL_MSG("Bad g internal size");
+ else {
+ #ifdef WOLFSSL_SMALL_STACK
+ p = (unsigned char*)XMALLOC(pSz, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ g = (unsigned char*)XMALLOC(gSz, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+
+ if (p == NULL || g == NULL) {
+ XFREE(p, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ XFREE(g, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ return ret;
+ }
+ #endif
+
+ pSz = wolfSSL_BN_bn2bin(dh->p, p);
+ gSz = wolfSSL_BN_bn2bin(dh->g, g);
+
+ if (pSz <= 0 || gSz <= 0)
+ WOLFSSL_MSG("Bad BN2bin set");
+ else if (wc_DhSetKey((DhKey*)dh->internal, p, pSz, g, gSz) < 0)
+ WOLFSSL_MSG("Bad DH SetKey");
+ else {
+ dh->inSet = 1;
+ ret = SSL_SUCCESS;
+ }
+
+ #ifdef WOLFSSL_SMALL_STACK
+ XFREE(p, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ XFREE(g, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ #endif
+ }
+
+
+ return ret;
+}
+
+/* return code compliant with OpenSSL :
+ * DH prime size in bytes if success, 0 if error
+ */
+int wolfSSL_DH_size(WOLFSSL_DH* dh)
+{
+ WOLFSSL_MSG("wolfSSL_DH_size");
+
+ if (dh == NULL)
+ return SSL_FATAL_ERROR;
+
+ return wolfSSL_BN_num_bytes(dh->p);
+}
+
+
+/* return code compliant with OpenSSL :
+ * 1 if success, 0 if error
+ */
+int wolfSSL_DH_generate_key(WOLFSSL_DH* dh)
+{
+ int ret = SSL_FAILURE;
+ word32 pubSz = 768;
+ word32 privSz = 768;
+ int initTmpRng = 0;
+ WC_RNG* rng = NULL;
+#ifdef WOLFSSL_SMALL_STACK
+ unsigned char* pub = NULL;
+ unsigned char* priv = NULL;
+ WC_RNG* tmpRNG = NULL;
+#else
+ unsigned char pub [768];
+ unsigned char priv[768];
+ WC_RNG tmpRNG[1];
+#endif
+
+ WOLFSSL_MSG("wolfSSL_DH_generate_key");
+
+#ifdef WOLFSSL_SMALL_STACK
+ tmpRNG = (WC_RNG*)XMALLOC(sizeof(WC_RNG), NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ pub = (unsigned char*)XMALLOC(pubSz, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ priv = (unsigned char*)XMALLOC(privSz, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+
+ if (tmpRNG == NULL || pub == NULL || priv == NULL) {
+ XFREE(tmpRNG, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ XFREE(pub, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ XFREE(priv, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ return ret;
+ }
+#endif
+
+ if (dh == NULL || dh->p == NULL || dh->g == NULL)
+ WOLFSSL_MSG("Bad function arguments");
+ else if (dh->inSet == 0 && SetDhInternal(dh) != SSL_SUCCESS)
+ WOLFSSL_MSG("Bad DH set internal");
+ else if (wc_InitRng(tmpRNG) == 0) {
+ rng = tmpRNG;
+ initTmpRng = 1;
+ }
+ else {
+ WOLFSSL_MSG("Bad RNG Init, trying global");
+ if (initGlobalRNG == 0)
+ WOLFSSL_MSG("Global RNG no Init");
+ else
+ rng = &globalRNG;
+ }
+
+ if (rng) {
+ if (wc_DhGenerateKeyPair((DhKey*)dh->internal, rng, priv, &privSz,
+ pub, &pubSz) < 0)
+ WOLFSSL_MSG("Bad wc_DhGenerateKeyPair");
+ else {
+ if (dh->pub_key)
+ wolfSSL_BN_free(dh->pub_key);
+
+ dh->pub_key = wolfSSL_BN_new();
+ if (dh->pub_key == NULL) {
+ WOLFSSL_MSG("Bad DH new pub");
+ }
+ if (dh->priv_key)
+ wolfSSL_BN_free(dh->priv_key);
+
+ dh->priv_key = wolfSSL_BN_new();
+
+ if (dh->priv_key == NULL) {
+ WOLFSSL_MSG("Bad DH new priv");
+ }
+
+ if (dh->pub_key && dh->priv_key) {
+ if (wolfSSL_BN_bin2bn(pub, pubSz, dh->pub_key) == NULL)
+ WOLFSSL_MSG("Bad DH bn2bin error pub");
+ else if (wolfSSL_BN_bin2bn(priv, privSz, dh->priv_key) == NULL)
+ WOLFSSL_MSG("Bad DH bn2bin error priv");
+ else
+ ret = SSL_SUCCESS;
+ }
+ }
+ }
+
+ if (initTmpRng)
+ wc_FreeRng(tmpRNG);
+
+#ifdef WOLFSSL_SMALL_STACK
+ XFREE(tmpRNG, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ XFREE(pub, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ XFREE(priv, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+#endif
+
+ return ret;
+}
+
+
+/* return code compliant with OpenSSL :
+ * size of shared secret if success, -1 if error
+ */
+int wolfSSL_DH_compute_key(unsigned char* key, WOLFSSL_BIGNUM* otherPub,
+ WOLFSSL_DH* dh)
+{
+ int ret = SSL_FATAL_ERROR;
+ word32 keySz = 0;
+ word32 pubSz = 1024;
+ word32 privSz = 1024;
+#ifdef WOLFSSL_SMALL_STACK
+ unsigned char* pub = NULL;
+ unsigned char* priv = NULL;
+#else
+ unsigned char pub [1024];
+ unsigned char priv[1024];
+#endif
+
+ WOLFSSL_MSG("wolfSSL_DH_compute_key");
+
+#ifdef WOLFSSL_SMALL_STACK
+ pub = (unsigned char*)XMALLOC(pubSz, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ if (pub == NULL)
+ return ret;
+
+ priv = (unsigned char*)XMALLOC(privSz, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ if (priv == NULL) {
+ XFREE(pub, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ return ret;
+ }
+#endif
+
+ if (dh == NULL || dh->priv_key == NULL || otherPub == NULL)
+ WOLFSSL_MSG("Bad function arguments");
+ else if ((keySz = (word32)DH_size(dh)) == 0)
+ WOLFSSL_MSG("Bad DH_size");
+ else if (wolfSSL_BN_bn2bin(dh->priv_key, NULL) > (int)privSz)
+ WOLFSSL_MSG("Bad priv internal size");
+ else if (wolfSSL_BN_bn2bin(otherPub, NULL) > (int)pubSz)
+ WOLFSSL_MSG("Bad otherPub size");
+ else {
+ privSz = wolfSSL_BN_bn2bin(dh->priv_key, priv);
+ pubSz = wolfSSL_BN_bn2bin(otherPub, pub);
+
+ if (privSz <= 0 || pubSz <= 0)
+ WOLFSSL_MSG("Bad BN2bin set");
+ else if (wc_DhAgree((DhKey*)dh->internal, key, &keySz,
+ priv, privSz, pub, pubSz) < 0)
+ WOLFSSL_MSG("wc_DhAgree failed");
+ else
+ ret = (int)keySz;
+ }
+
+#ifdef WOLFSSL_SMALL_STACK
+ XFREE(pub, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ XFREE(priv, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+#endif
+
+ return ret;
+}
+#endif /* NO_DH */
+
+
+#ifndef NO_DSA
+static void InitwolfSSL_DSA(WOLFSSL_DSA* dsa)
+{
+ if (dsa) {
+ dsa->p = NULL;
+ dsa->q = NULL;
+ dsa->g = NULL;
+ dsa->pub_key = NULL;
+ dsa->priv_key = NULL;
+ dsa->internal = NULL;
+ dsa->inSet = 0;
+ dsa->exSet = 0;
+ }
+}
+
+
+WOLFSSL_DSA* wolfSSL_DSA_new(void)
+{
+ WOLFSSL_DSA* external;
+ DsaKey* key;
+
+ WOLFSSL_MSG("wolfSSL_DSA_new");
+
+ key = (DsaKey*) XMALLOC(sizeof(DsaKey), NULL, DYNAMIC_TYPE_DSA);
+ if (key == NULL) {
+ WOLFSSL_MSG("wolfSSL_DSA_new malloc DsaKey failure");
+ return NULL;
+ }
+
+ external = (WOLFSSL_DSA*) XMALLOC(sizeof(WOLFSSL_DSA), NULL,
+ DYNAMIC_TYPE_DSA);
+ if (external == NULL) {
+ WOLFSSL_MSG("wolfSSL_DSA_new malloc WOLFSSL_DSA failure");
+ XFREE(key, NULL, DYNAMIC_TYPE_DSA);
+ return NULL;
+ }
+
+ InitwolfSSL_DSA(external);
+ InitDsaKey(key);
+ external->internal = key;
+
+ return external;
+}
+
+
+void wolfSSL_DSA_free(WOLFSSL_DSA* dsa)
+{
+ WOLFSSL_MSG("wolfSSL_DSA_free");
+
+ if (dsa) {
+ if (dsa->internal) {
+ FreeDsaKey((DsaKey*)dsa->internal);
+ XFREE(dsa->internal, NULL, DYNAMIC_TYPE_DSA);
+ dsa->internal = NULL;
+ }
+ wolfSSL_BN_free(dsa->priv_key);
+ wolfSSL_BN_free(dsa->pub_key);
+ wolfSSL_BN_free(dsa->g);
+ wolfSSL_BN_free(dsa->q);
+ wolfSSL_BN_free(dsa->p);
+ InitwolfSSL_DSA(dsa); /* set back to NULLs for safety */
+
+ XFREE(dsa, NULL, DYNAMIC_TYPE_DSA);
+ dsa = NULL;
+ }
+}
+#endif /* NO_DSA */
+
+#ifndef NO_RSA
+static void InitwolfSSL_Rsa(WOLFSSL_RSA* rsa)
+{
+ if (rsa) {
+ rsa->n = NULL;
+ rsa->e = NULL;
+ rsa->d = NULL;
+ rsa->p = NULL;
+ rsa->q = NULL;
+ rsa->dmp1 = NULL;
+ rsa->dmq1 = NULL;
+ rsa->iqmp = NULL;
+ rsa->internal = NULL;
+ rsa->inSet = 0;
+ rsa->exSet = 0;
+ }
+}
+
+
+WOLFSSL_RSA* wolfSSL_RSA_new(void)
+{
+ WOLFSSL_RSA* external;
+ RsaKey* key;
+
+ WOLFSSL_MSG("wolfSSL_RSA_new");
+
+ key = (RsaKey*) XMALLOC(sizeof(RsaKey), NULL, DYNAMIC_TYPE_RSA);
+ if (key == NULL) {
+ WOLFSSL_MSG("wolfSSL_RSA_new malloc RsaKey failure");
+ return NULL;
+ }
+
+ external = (WOLFSSL_RSA*) XMALLOC(sizeof(WOLFSSL_RSA), NULL,
+ DYNAMIC_TYPE_RSA);
+ if (external == NULL) {
+ WOLFSSL_MSG("wolfSSL_RSA_new malloc WOLFSSL_RSA failure");
+ XFREE(key, NULL, DYNAMIC_TYPE_RSA);
+ return NULL;
+ }
+
+ InitwolfSSL_Rsa(external);
+ if (wc_InitRsaKey(key, NULL) != 0) {
+ WOLFSSL_MSG("InitRsaKey WOLFSSL_RSA failure");
+ XFREE(external, NULL, DYNAMIC_TYPE_RSA);
+ XFREE(key, NULL, DYNAMIC_TYPE_RSA);
+ return NULL;
+ }
+ external->internal = key;
+
+ return external;
+}
+
+
+void wolfSSL_RSA_free(WOLFSSL_RSA* rsa)
+{
+ WOLFSSL_MSG("wolfSSL_RSA_free");
+
+ if (rsa) {
+ if (rsa->internal) {
+ wc_FreeRsaKey((RsaKey*)rsa->internal);
+ XFREE(rsa->internal, NULL, DYNAMIC_TYPE_RSA);
+ rsa->internal = NULL;
+ }
+ wolfSSL_BN_free(rsa->iqmp);
+ wolfSSL_BN_free(rsa->dmq1);
+ wolfSSL_BN_free(rsa->dmp1);
+ wolfSSL_BN_free(rsa->q);
+ wolfSSL_BN_free(rsa->p);
+ wolfSSL_BN_free(rsa->d);
+ wolfSSL_BN_free(rsa->e);
+ wolfSSL_BN_free(rsa->n);
+ InitwolfSSL_Rsa(rsa); /* set back to NULLs for safety */
+
+ XFREE(rsa, NULL, DYNAMIC_TYPE_RSA);
+ rsa = NULL;
+ }
+}
+#endif /* NO_RSA */
+
+
+#if (!defined(NO_RSA) && !defined(HAVE_USER_RSA) && !defined(HAVE_FAST_RSA)) \
+ || !defined(NO_DSA) || defined(HAVE_ECC)
+static int SetIndividualExternal(WOLFSSL_BIGNUM** bn, mp_int* mpi)
+{
+ WOLFSSL_MSG("Entering SetIndividualExternal");
+
+ if (mpi == NULL || bn == NULL) {
+ WOLFSSL_MSG("mpi NULL error");
+ return SSL_FATAL_ERROR;
+ }
+
+ if (*bn == NULL) {
+ *bn = wolfSSL_BN_new();
+ if (*bn == NULL) {
+ WOLFSSL_MSG("SetIndividualExternal alloc failed");
+ return SSL_FATAL_ERROR;
+ }
+ }
+
+ if (mp_copy(mpi, (mp_int*)((*bn)->internal)) != MP_OKAY) {
+ WOLFSSL_MSG("mp_copy error");
+ return SSL_FATAL_ERROR;
+ }
+
+ return SSL_SUCCESS;
+}
+
+static int SetIndividualInternal(WOLFSSL_BIGNUM* bn, mp_int* mpi)
+{
+ WOLFSSL_MSG("Entering SetIndividualInternal");
+
+ if (bn == NULL || bn->internal == NULL) {
+ WOLFSSL_MSG("bn NULL error");
+ return SSL_FATAL_ERROR;
+ }
+
+ if (mpi == NULL || (mp_init(mpi) != MP_OKAY)) {
+ WOLFSSL_MSG("mpi NULL error");
+ return SSL_FATAL_ERROR;
+ }
+
+ if (mp_copy((mp_int*)bn->internal, mpi) != MP_OKAY) {
+ WOLFSSL_MSG("mp_copy error");
+ return SSL_FATAL_ERROR;
+ }
+
+ return SSL_SUCCESS;
+}
+#endif /* !NO_RSA && !NO_DSA */
+
+
+#ifndef NO_DSA
+/* wolfSSL -> OpenSSL */
+static int SetDsaExternal(WOLFSSL_DSA* dsa)
+{
+ DsaKey* key;
+ WOLFSSL_MSG("Entering SetDsaExternal");
+
+ if (dsa == NULL || dsa->internal == NULL) {
+ WOLFSSL_MSG("dsa key NULL error");
+ return SSL_FATAL_ERROR;
+ }
+
+ key = (DsaKey*)dsa->internal;
+
+ if (SetIndividualExternal(&dsa->p, &key->p) != SSL_SUCCESS) {
+ WOLFSSL_MSG("dsa p key error");
+ return SSL_FATAL_ERROR;
+ }
+
+ if (SetIndividualExternal(&dsa->q, &key->q) != SSL_SUCCESS) {
+ WOLFSSL_MSG("dsa q key error");
+ return SSL_FATAL_ERROR;
+ }
+
+ if (SetIndividualExternal(&dsa->g, &key->g) != SSL_SUCCESS) {
+ WOLFSSL_MSG("dsa g key error");
+ return SSL_FATAL_ERROR;
+ }
+
+ if (SetIndividualExternal(&dsa->pub_key, &key->y) != SSL_SUCCESS) {
+ WOLFSSL_MSG("dsa y key error");
+ return SSL_FATAL_ERROR;
+ }
+
+ if (SetIndividualExternal(&dsa->priv_key, &key->x) != SSL_SUCCESS) {
+ WOLFSSL_MSG("dsa x key error");
+ return SSL_FATAL_ERROR;
+ }
+
+ dsa->exSet = 1;
+
+ return SSL_SUCCESS;
+}
+
+/* Openssl -> WolfSSL */
+static int SetDsaInternal(WOLFSSL_DSA* dsa)
+{
+ DsaKey* key;
+ WOLFSSL_MSG("Entering SetDsaInternal");
+
+ if (dsa == NULL || dsa->internal == NULL) {
+ WOLFSSL_MSG("dsa key NULL error");
+ return SSL_FATAL_ERROR;
+ }
+
+ key = (DsaKey*)dsa->internal;
+
+ if (dsa->p != NULL &&
+ SetIndividualInternal(dsa->p, &key->p) != SSL_SUCCESS) {
+ WOLFSSL_MSG("rsa p key error");
+ return SSL_FATAL_ERROR;
+ }
+
+ if (dsa->q != NULL &&
+ SetIndividualInternal(dsa->q, &key->q) != SSL_SUCCESS) {
+ WOLFSSL_MSG("rsa q key error");
+ return SSL_FATAL_ERROR;
+ }
+
+ if (dsa->g != NULL &&
+ SetIndividualInternal(dsa->g, &key->g) != SSL_SUCCESS) {
+ WOLFSSL_MSG("rsa g key error");
+ return SSL_FATAL_ERROR;
+ }
+
+ if (dsa->pub_key != NULL) {
+ if (SetIndividualInternal(dsa->pub_key, &key->y) != SSL_SUCCESS) {
+ WOLFSSL_MSG("rsa pub_key error");
+ return SSL_FATAL_ERROR;
+ }
+
+ /* public key */
+ key->type = DSA_PUBLIC;
+ }
+
+ if (dsa->priv_key != NULL) {
+ if (SetIndividualInternal(dsa->priv_key, &key->x) != SSL_SUCCESS) {
+ WOLFSSL_MSG("rsa priv_key error");
+ return SSL_FATAL_ERROR;
+ }
+
+ /* private key */
+ key->type = DSA_PRIVATE;
+ }
+
+ dsa->inSet = 1;
+
+ return SSL_SUCCESS;
+}
+#endif /* NO_DSA */
+
+
+#if !defined(NO_RSA)
+#if !defined(HAVE_USER_RSA) && !defined(HAVE_FAST_RSA)
+/* WolfSSL -> OpenSSL */
+static int SetRsaExternal(WOLFSSL_RSA* rsa)
+{
+ RsaKey* key;
+ WOLFSSL_MSG("Entering SetRsaExternal");
+
+ if (rsa == NULL || rsa->internal == NULL) {
+ WOLFSSL_MSG("rsa key NULL error");
+ return SSL_FATAL_ERROR;
+ }
+
+ key = (RsaKey*)rsa->internal;
+
+ if (SetIndividualExternal(&rsa->n, &key->n) != SSL_SUCCESS) {
+ WOLFSSL_MSG("rsa n key error");
+ return SSL_FATAL_ERROR;
+ }
+
+ if (SetIndividualExternal(&rsa->e, &key->e) != SSL_SUCCESS) {
+ WOLFSSL_MSG("rsa e key error");
+ return SSL_FATAL_ERROR;
+ }
+
+ if (SetIndividualExternal(&rsa->d, &key->d) != SSL_SUCCESS) {
+ WOLFSSL_MSG("rsa d key error");
+ return SSL_FATAL_ERROR;
+ }
+
+ if (SetIndividualExternal(&rsa->p, &key->p) != SSL_SUCCESS) {
+ WOLFSSL_MSG("rsa p key error");
+ return SSL_FATAL_ERROR;
+ }
+
+ if (SetIndividualExternal(&rsa->q, &key->q) != SSL_SUCCESS) {
+ WOLFSSL_MSG("rsa q key error");
+ return SSL_FATAL_ERROR;
+ }
+
+ if (SetIndividualExternal(&rsa->dmp1, &key->dP) != SSL_SUCCESS) {
+ WOLFSSL_MSG("rsa dP key error");
+ return SSL_FATAL_ERROR;
+ }
+
+ if (SetIndividualExternal(&rsa->dmq1, &key->dQ) != SSL_SUCCESS) {
+ WOLFSSL_MSG("rsa dQ key error");
+ return SSL_FATAL_ERROR;
+ }
+
+ if (SetIndividualExternal(&rsa->iqmp, &key->u) != SSL_SUCCESS) {
+ WOLFSSL_MSG("rsa u key error");
+ return SSL_FATAL_ERROR;
+ }
+
+ rsa->exSet = 1;
+
+ return SSL_SUCCESS;
+}
+
+/* Openssl -> WolfSSL */
+static int SetRsaInternal(WOLFSSL_RSA* rsa)
+{
+ RsaKey* key;
+ WOLFSSL_MSG("Entering SetRsaInternal");
+
+ if (rsa == NULL || rsa->internal == NULL) {
+ WOLFSSL_MSG("rsa key NULL error");
+ return SSL_FATAL_ERROR;
+ }
+
+ key = (RsaKey*)rsa->internal;
+
+ if (SetIndividualInternal(rsa->n, &key->n) != SSL_SUCCESS) {
+ WOLFSSL_MSG("rsa n key error");
+ return SSL_FATAL_ERROR;
+ }
+
+ if (SetIndividualInternal(rsa->e, &key->e) != SSL_SUCCESS) {
+ WOLFSSL_MSG("rsa e key error");
+ return SSL_FATAL_ERROR;
+ }
+
+ /* public key */
+ key->type = RSA_PUBLIC;
+
+ if (rsa->d != NULL) {
+ if (SetIndividualInternal(rsa->d, &key->d) != SSL_SUCCESS) {
+ WOLFSSL_MSG("rsa d key error");
+ return SSL_FATAL_ERROR;
+ }
+
+ /* private key */
+ key->type = RSA_PRIVATE;
+ }
+
+ if (rsa->p != NULL &&
+ SetIndividualInternal(rsa->p, &key->p) != SSL_SUCCESS) {
+ WOLFSSL_MSG("rsa p key error");
+ return SSL_FATAL_ERROR;
+ }
+
+ if (rsa->q != NULL &&
+ SetIndividualInternal(rsa->q, &key->q) != SSL_SUCCESS) {
+ WOLFSSL_MSG("rsa q key error");
+ return SSL_FATAL_ERROR;
+ }
+
+ if (rsa->dmp1 != NULL &&
+ SetIndividualInternal(rsa->dmp1, &key->dP) != SSL_SUCCESS) {
+ WOLFSSL_MSG("rsa dP key error");
+ return SSL_FATAL_ERROR;
+ }
+
+ if (rsa->dmq1 != NULL &&
+ SetIndividualInternal(rsa->dmq1, &key->dQ) != SSL_SUCCESS) {
+ WOLFSSL_MSG("rsa dQ key error");
+ return SSL_FATAL_ERROR;
+ }
+
+ if (rsa->iqmp != NULL &&
+ SetIndividualInternal(rsa->iqmp, &key->u) != SSL_SUCCESS) {
+ WOLFSSL_MSG("rsa u key error");
+ return SSL_FATAL_ERROR;
+ }
+
+ rsa->inSet = 1;
+
+ return SSL_SUCCESS;
+}
+#endif /* HAVE_USER_RSA */
+
+/* return compliant with OpenSSL
+ * 1 if success, 0 if error
+ */
+int wolfSSL_RSA_generate_key_ex(WOLFSSL_RSA* rsa, int bits, WOLFSSL_BIGNUM* bn,
+ void* cb)
+{
+ int ret = SSL_FAILURE;
+
+ (void)cb;
+ (void)bn;
+ (void)bits;
+
+ WOLFSSL_ENTER("wolfSSL_RSA_generate_key_ex");
+
+ if (rsa == NULL || rsa->internal == NULL) {
+ /* bit size checked during make key call */
+ WOLFSSL_MSG("bad arguments");
+ return SSL_FAILURE;
+ }
+
+#ifdef WOLFSSL_KEY_GEN
+ {
+ #ifdef WOLFSSL_SMALL_STACK
+ WC_RNG* rng = NULL;
+ #else
+ WC_RNG rng[1];
+ #endif
+
+ #ifdef WOLFSSL_SMALL_STACK
+ rng = (WC_RNG*)XMALLOC(sizeof(WC_RNG), NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ if (rng == NULL)
+ return SSL_FAILURE;
+ #endif
+
+ if (wc_InitRng(rng) < 0)
+ WOLFSSL_MSG("RNG init failed");
+ else if (wc_MakeRsaKey((RsaKey*)rsa->internal,
+ bits, 65537, rng) != MP_OKAY)
+ WOLFSSL_MSG("wc_MakeRsaKey failed");
+ else if (SetRsaExternal(rsa) != SSL_SUCCESS)
+ WOLFSSL_MSG("SetRsaExternal failed");
+ else {
+ rsa->inSet = 1;
+ ret = SSL_SUCCESS;
+ }
+
+ wc_FreeRng(rng);
+ #ifdef WOLFSSL_SMALL_STACK
+ XFREE(rng, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ #endif
+ }
+#else
+ WOLFSSL_MSG("No Key Gen built in");
+#endif
+ return ret;
+}
+
+
+/* SSL_SUCCESS on ok */
+int wolfSSL_RSA_blinding_on(WOLFSSL_RSA* rsa, WOLFSSL_BN_CTX* bn)
+{
+ (void)rsa;
+ (void)bn;
+
+ WOLFSSL_MSG("wolfSSL_RSA_blinding_on");
+
+ return SSL_SUCCESS; /* on by default */
+}
+
+/* return compliant with OpenSSL
+ * size of encrypted data if success , -1 if error
+ */
+int wolfSSL_RSA_public_encrypt(int len, unsigned char* fr,
+ unsigned char* to, WOLFSSL_RSA* rsa, int padding)
+{
+ (void)len;
+ (void)fr;
+ (void)to;
+ (void)rsa;
+ (void)padding;
+
+ WOLFSSL_MSG("wolfSSL_RSA_public_encrypt");
+
+ return SSL_FATAL_ERROR;
+}
+
+/* return compliant with OpenSSL
+ * size of plain recovered data if success , -1 if error
+ */
+int wolfSSL_RSA_private_decrypt(int len, unsigned char* fr,
+ unsigned char* to, WOLFSSL_RSA* rsa, int padding)
+{
+ (void)len;
+ (void)fr;
+ (void)to;
+ (void)rsa;
+ (void)padding;
+
+ WOLFSSL_MSG("wolfSSL_RSA_private_decrypt");
+
+ return SSL_FATAL_ERROR;
+}
+
+/* return compliant with OpenSSL
+ * RSA modulus size in bytes, -1 if error
+ */
+int wolfSSL_RSA_size(const WOLFSSL_RSA* rsa)
+{
+ WOLFSSL_MSG("wolfSSL_RSA_size");
+
+ if (rsa == NULL)
+ return SSL_FATAL_ERROR;
+
+ return wolfSSL_BN_num_bytes(rsa->n);
+}
+#endif /* NO_RSA */
+
+#ifndef NO_DSA
+/* return code compliant with OpenSSL :
+ * 1 if success, 0 if error
+ */
+int wolfSSL_DSA_generate_key(WOLFSSL_DSA* dsa)
+{
+ int ret = SSL_FAILURE;
+
+ WOLFSSL_ENTER("wolfSSL_DSA_generate_key");
+
+ if (dsa == NULL || dsa->internal == NULL) {
+ WOLFSSL_MSG("Bad arguments");
+ return SSL_FAILURE;
+ }
+
+ if (dsa->inSet == 0) {
+ WOLFSSL_MSG("No DSA internal set, do it");
+
+ if (SetDsaInternal(dsa) != SSL_SUCCESS) {
+ WOLFSSL_MSG("SetDsaInternal failed");
+ return ret;
+ }
+ }
+
+#ifdef WOLFSSL_KEY_GEN
+ {
+ int initTmpRng = 0;
+ WC_RNG *rng = NULL;
+#ifdef WOLFSSL_SMALL_STACK
+ WC_RNG *tmpRNG = NULL;
+#else
+ WC_RNG tmpRNG[1];
+#endif
+
+#ifdef WOLFSSL_SMALL_STACK
+ tmpRNG = (WC_RNG*)XMALLOC(sizeof(WC_RNG), NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ if (tmpRNG == NULL)
+ return SSL_FATAL_ERROR;
+#endif
+ if (wc_InitRng(tmpRNG) == 0) {
+ rng = tmpRNG;
+ initTmpRng = 1;
+ }
+ else {
+ WOLFSSL_MSG("Bad RNG Init, trying global");
+ if (initGlobalRNG == 0)
+ WOLFSSL_MSG("Global RNG no Init");
+ else
+ rng = &globalRNG;
+ }
+
+ if (rng) {
+ if (wc_MakeDsaKey(rng, (DsaKey*)dsa->internal) != MP_OKAY)
+ WOLFSSL_MSG("wc_MakeDsaKey failed");
+ else if (SetDsaExternal(dsa) != SSL_SUCCESS)
+ WOLFSSL_MSG("SetDsaExternal failed");
+ else
+ ret = SSL_SUCCESS;
+ }
+
+ if (initTmpRng)
+ wc_FreeRng(tmpRNG);
+
+#ifdef WOLFSSL_SMALL_STACK
+ XFREE(tmpRNG, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+#endif
+ }
+#else /* WOLFSSL_KEY_GEN */
+ WOLFSSL_MSG("No Key Gen built in");
+#endif
+ return ret;
+}
+
+/* return code compliant with OpenSSL :
+ * 1 if success, 0 if error
+ */
+int wolfSSL_DSA_generate_parameters_ex(WOLFSSL_DSA* dsa, int bits,
+ unsigned char* seed, int seedLen,
+ int* counterRet,
+ unsigned long* hRet, void* cb)
+{
+ int ret = SSL_FAILURE;
+
+ (void)bits;
+ (void)seed;
+ (void)seedLen;
+ (void)counterRet;
+ (void)hRet;
+ (void)cb;
+
+ WOLFSSL_ENTER("wolfSSL_DSA_generate_parameters_ex");
+
+ if (dsa == NULL || dsa->internal == NULL) {
+ WOLFSSL_MSG("Bad arguments");
+ return SSL_FAILURE;
+ }
+
+#ifdef WOLFSSL_KEY_GEN
+ {
+ int initTmpRng = 0;
+ WC_RNG *rng = NULL;
+#ifdef WOLFSSL_SMALL_STACK
+ WC_RNG *tmpRNG = NULL;
+#else
+ WC_RNG tmpRNG[1];
+#endif
+
+#ifdef WOLFSSL_SMALL_STACK
+ tmpRNG = (WC_RNG*)XMALLOC(sizeof(WC_RNG), NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ if (tmpRNG == NULL)
+ return SSL_FATAL_ERROR;
+#endif
+ if (wc_InitRng(tmpRNG) == 0) {
+ rng = tmpRNG;
+ initTmpRng = 1;
+ }
+ else {
+ WOLFSSL_MSG("Bad RNG Init, trying global");
+ if (initGlobalRNG == 0)
+ WOLFSSL_MSG("Global RNG no Init");
+ else
+ rng = &globalRNG;
+ }
+
+ if (rng) {
+ if (wc_MakeDsaParameters(rng, bits,
+ (DsaKey*)dsa->internal) != MP_OKAY)
+ WOLFSSL_MSG("wc_MakeDsaParameters failed");
+ else if (SetDsaExternal(dsa) != SSL_SUCCESS)
+ WOLFSSL_MSG("SetDsaExternal failed");
+ else
+ ret = SSL_SUCCESS;
+ }
+
+ if (initTmpRng)
+ wc_FreeRng(tmpRNG);
+
+#ifdef WOLFSSL_SMALL_STACK
+ XFREE(tmpRNG, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+#endif
+ }
+#else /* WOLFSSL_KEY_GEN */
+ WOLFSSL_MSG("No Key Gen built in");
+#endif
+
+ return ret;
+}
+
+/* return SSL_SUCCESS on success, < 0 otherwise */
+int wolfSSL_DSA_do_sign(const unsigned char* d, unsigned char* sigRet,
+ WOLFSSL_DSA* dsa)
+{
+ int ret = SSL_FATAL_ERROR;
+ int initTmpRng = 0;
+ WC_RNG* rng = NULL;
+#ifdef WOLFSSL_SMALL_STACK
+ WC_RNG* tmpRNG = NULL;
+#else
+ WC_RNG tmpRNG[1];
+#endif
+
+ WOLFSSL_ENTER("wolfSSL_DSA_do_sign");
+
+ if (d == NULL || sigRet == NULL || dsa == NULL) {
+ WOLFSSL_MSG("Bad function arguments");
+ return ret;
+ }
+
+ if (dsa->inSet == 0)
+ {
+ WOLFSSL_MSG("No DSA internal set, do it");
+
+ if (SetDsaInternal(dsa) != SSL_SUCCESS) {
+ WOLFSSL_MSG("SetDsaInternal failed");
+ return ret;
+ }
+ }
+
+#ifdef WOLFSSL_SMALL_STACK
+ tmpRNG = (WC_RNG*)XMALLOC(sizeof(WC_RNG), NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ if (tmpRNG == NULL)
+ return SSL_FATAL_ERROR;
+#endif
+
+ if (wc_InitRng(tmpRNG) == 0) {
+ rng = tmpRNG;
+ initTmpRng = 1;
+ }
+ else {
+ WOLFSSL_MSG("Bad RNG Init, trying global");
+ if (initGlobalRNG == 0)
+ WOLFSSL_MSG("Global RNG no Init");
+ else
+ rng = &globalRNG;
+ }
+
+ if (rng) {
+ if (DsaSign(d, sigRet, (DsaKey*)dsa->internal, rng) < 0)
+ WOLFSSL_MSG("DsaSign failed");
+ else
+ ret = SSL_SUCCESS;
+ }
+
+ if (initTmpRng)
+ wc_FreeRng(tmpRNG);
+#ifdef WOLFSSL_SMALL_STACK
+ XFREE(tmpRNG, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+#endif
+
+ return ret;
+}
+
+
+int wolfSSL_DSA_do_verify(const unsigned char* d, unsigned char* sig,
+ WOLFSSL_DSA* dsa, int *dsacheck)
+{
+ int ret = SSL_FATAL_ERROR;
+
+ WOLFSSL_ENTER("wolfSSL_DSA_do_verify");
+
+ if (d == NULL || sig == NULL || dsa == NULL) {
+ WOLFSSL_MSG("Bad function arguments");
+ return SSL_FATAL_ERROR;
+ }
+ if (dsa->inSet == 0)
+ {
+ WOLFSSL_MSG("No DSA internal set, do it");
+
+ if (SetDsaInternal(dsa) != SSL_SUCCESS) {
+ WOLFSSL_MSG("SetDsaInternal failed");
+ return SSL_FATAL_ERROR;
+ }
+ }
+
+ ret = DsaVerify(d, sig, (DsaKey*)dsa->internal, dsacheck);
+ if (ret != 0 || *dsacheck != 1) {
+ WOLFSSL_MSG("DsaVerify failed");
+ return ret;
+ }
+
+ return SSL_SUCCESS;
+}
+#endif /* NO_DSA */
+
+
+#ifndef NO_RSA
+/* return SSL_SUCCES on ok, 0 otherwise */
+int wolfSSL_RSA_sign(int type, const unsigned char* m,
+ unsigned int mLen, unsigned char* sigRet,
+ unsigned int* sigLen, WOLFSSL_RSA* rsa)
+{
+ word32 outLen;
+ word32 signSz;
+ int initTmpRng = 0;
+ WC_RNG* rng = NULL;
+ int ret = 0;
+#ifdef WOLFSSL_SMALL_STACK
+ WC_RNG* tmpRNG = NULL;
+ byte* encodedSig = NULL;
+#else
+ WC_RNG tmpRNG[1];
+ byte encodedSig[MAX_ENCODED_SIG_SZ];
+#endif
+
+ WOLFSSL_MSG("wolfSSL_RSA_sign");
+
+ if (m == NULL || sigRet == NULL || sigLen == NULL || rsa == NULL) {
+ WOLFSSL_MSG("Bad function arguments");
+ return 0;
+ }
+
+ switch (type) {
+ #ifdef WOLFSSL_MD2
+ case NID_md2: type = MD2h; break;
+ #endif
+ #ifndef NO_MD5
+ case NID_md5: type = MD5h; break;
+ #endif
+ #ifndef NO_SHA
+ case NID_sha1: type = SHAh; break;
+ #endif
+ #ifndef NO_SHA256
+ case NID_sha256: type = SHA256h; break;
+ #endif
+ #ifdef WOLFSSL_SHA384
+ case NID_sha384: type = SHA384h; break;
+ #endif
+ #ifdef WOLFSSL_SHA512
+ case NID_sha512: type = SHA512h; break;
+ #endif
+ default:
+ WOLFSSL_MSG("This NID (md type) not configured or not implemented");
+ return 0;
+ }
+
+ if (rsa->inSet == 0)
+ {
+ WOLFSSL_MSG("No RSA internal set, do it");
+
+ if (SetRsaInternal(rsa) != SSL_SUCCESS) {
+ WOLFSSL_MSG("SetRsaInternal failed");
+ return 0;
+ }
+ }
+
+ outLen = (word32)wolfSSL_BN_num_bytes(rsa->n);
+
+#ifdef WOLFSSL_SMALL_STACK
+ tmpRNG = (WC_RNG*)XMALLOC(sizeof(WC_RNG), NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ if (tmpRNG == NULL)
+ return 0;
+
+ encodedSig = (byte*)XMALLOC(MAX_ENCODED_SIG_SZ, NULL,
+ DYNAMIC_TYPE_TMP_BUFFER);
+ if (encodedSig == NULL) {
+ XFREE(tmpRNG, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ return 0;
+ }
+#endif
+
+ if (outLen == 0)
+ WOLFSSL_MSG("Bad RSA size");
+ else if (wc_InitRng(tmpRNG) == 0) {
+ rng = tmpRNG;
+ initTmpRng = 1;
+ }
+ else {
+ WOLFSSL_MSG("Bad RNG Init, trying global");
+
+ if (initGlobalRNG == 0)
+ WOLFSSL_MSG("Global RNG no Init");
+ else
+ rng = &globalRNG;
+ }
+
+ if (rng) {
+
+ signSz = wc_EncodeSignature(encodedSig, m, mLen, type);
+ if (signSz == 0) {
+ WOLFSSL_MSG("Bad Encode Signature");
+ }
+ else {
+ *sigLen = wc_RsaSSL_Sign(encodedSig, signSz, sigRet, outLen,
+ (RsaKey*)rsa->internal, rng);
+ if (*sigLen <= 0)
+ WOLFSSL_MSG("Bad Rsa Sign");
+ else
+ ret = SSL_SUCCESS;
+ }
+
+ }
+
+ if (initTmpRng)
+ wc_FreeRng(tmpRNG);
+
+#ifdef WOLFSSL_SMALL_STACK
+ XFREE(tmpRNG, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ XFREE(encodedSig, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+#endif
+
+ if (ret == SSL_SUCCESS)
+ WOLFSSL_MSG("wolfSSL_RSA_sign success");
+ else {
+ WOLFSSL_MSG("wolfSSL_RSA_sign failed");
+ }
+ return ret;
+}
+
+
+int wolfSSL_RSA_public_decrypt(int flen, unsigned char* from,
+ unsigned char* to, WOLFSSL_RSA* rsa, int padding)
+{
+ int tlen = 0;
+
+ WOLFSSL_MSG("wolfSSL_RSA_public_decrypt");
+
+ if (rsa == NULL || rsa->internal == NULL || from == NULL) {
+ WOLFSSL_MSG("Bad function arguments");
+ return 0;
+ }
+
+ if (padding != RSA_PKCS1_PADDING) {
+ WOLFSSL_MSG("wolfSSL_RSA_public_decrypt unsupported padding");
+ return 0;
+ }
+
+ if (rsa->inSet == 0)
+ {
+ WOLFSSL_MSG("No RSA internal set, do it");
+
+ if (SetRsaInternal(rsa) != SSL_SUCCESS) {
+ WOLFSSL_MSG("SetRsaInternal failed");
+ return 0;
+ }
+ }
+
+ /* size of 'to' buffer must be size of RSA key */
+ tlen = wc_RsaSSL_Verify(from, flen, to, wolfSSL_RSA_size(rsa),
+ (RsaKey*)rsa->internal);
+ if (tlen <= 0)
+ WOLFSSL_MSG("wolfSSL_RSA_public_decrypt failed");
+ else {
+ WOLFSSL_MSG("wolfSSL_RSA_public_decrypt success");
+ }
+ return tlen;
+}
+
+
+/* generate p-1 and q-1, SSL_SUCCESS on ok */
+int wolfSSL_RSA_GenAdd(WOLFSSL_RSA* rsa)
+{
+ int err;
+ mp_int tmp;
+
+ WOLFSSL_MSG("wolfSSL_RsaGenAdd");
+
+ if (rsa == NULL || rsa->p == NULL || rsa->q == NULL || rsa->d == NULL ||
+ rsa->dmp1 == NULL || rsa->dmq1 == NULL) {
+ WOLFSSL_MSG("rsa no init error");
+ return SSL_FATAL_ERROR;
+ }
+
+ if (mp_init(&tmp) != MP_OKAY) {
+ WOLFSSL_MSG("mp_init error");
+ return SSL_FATAL_ERROR;
+ }
+
+ err = mp_sub_d((mp_int*)rsa->p->internal, 1, &tmp);
+ if (err != MP_OKAY) {
+ WOLFSSL_MSG("mp_sub_d error");
+ }
+ else
+ err = mp_mod((mp_int*)rsa->d->internal, &tmp,
+ (mp_int*)rsa->dmp1->internal);
+
+ if (err != MP_OKAY) {
+ WOLFSSL_MSG("mp_mod error");
+ }
+ else
+ err = mp_sub_d((mp_int*)rsa->q->internal, 1, &tmp);
+ if (err != MP_OKAY) {
+ WOLFSSL_MSG("mp_sub_d error");
+ }
+ else
+ err = mp_mod((mp_int*)rsa->d->internal, &tmp,
+ (mp_int*)rsa->dmq1->internal);
+
+ mp_clear(&tmp);
+
+ if (err == MP_OKAY)
+ return SSL_SUCCESS;
+ else
+ return SSL_FATAL_ERROR;
+}
+#endif /* NO_RSA */
+
+
+void wolfSSL_HMAC_Init(WOLFSSL_HMAC_CTX* ctx, const void* key, int keylen,
+ const EVP_MD* type)
+{
+ WOLFSSL_MSG("wolfSSL_HMAC_Init");
+
+ if (ctx == NULL) {
+ WOLFSSL_MSG("no ctx on init");
+ return;
+ }
+
+ if (type) {
+ WOLFSSL_MSG("init has type");
+
+ if (XSTRNCMP(type, "MD5", 3) == 0) {
+ WOLFSSL_MSG("md5 hmac");
+ ctx->type = MD5;
+ }
+ else if (XSTRNCMP(type, "SHA256", 6) == 0) {
+ WOLFSSL_MSG("sha256 hmac");
+ ctx->type = SHA256;
+ }
+
+ /* has to be last since would pick or 256, 384, or 512 too */
+ else if (XSTRNCMP(type, "SHA", 3) == 0) {
+ WOLFSSL_MSG("sha hmac");
+ ctx->type = SHA;
+ }
+ else {
+ WOLFSSL_MSG("bad init type");
+ }
+ }
+
+ if (key && keylen) {
+ WOLFSSL_MSG("keying hmac");
+ wc_HmacSetKey(&ctx->hmac, ctx->type, (const byte*)key, (word32)keylen);
+ /* OpenSSL compat, no error */
+ }
+}
+
+
+void wolfSSL_HMAC_Update(WOLFSSL_HMAC_CTX* ctx, const unsigned char* data,
+ int len)
+{
+ WOLFSSL_MSG("wolfSSL_HMAC_Update");
+
+ if (ctx && data) {
+ WOLFSSL_MSG("updating hmac");
+ wc_HmacUpdate(&ctx->hmac, data, (word32)len);
+ /* OpenSSL compat, no error */
+ }
+}
+
+
+void wolfSSL_HMAC_Final(WOLFSSL_HMAC_CTX* ctx, unsigned char* hash,
+ unsigned int* len)
+{
+ WOLFSSL_MSG("wolfSSL_HMAC_Final");
+
+ if (ctx && hash) {
+ WOLFSSL_MSG("final hmac");
+ wc_HmacFinal(&ctx->hmac, hash);
+ /* OpenSSL compat, no error */
+
+ if (len) {
+ WOLFSSL_MSG("setting output len");
+ switch (ctx->type) {
+ case MD5:
+ *len = MD5_DIGEST_SIZE;
+ break;
+
+ case SHA:
+ *len = SHA_DIGEST_SIZE;
+ break;
+
+ case SHA256:
+ *len = SHA256_DIGEST_SIZE;
+ break;
+
+ default:
+ WOLFSSL_MSG("bad hmac type");
+ }
+ }
+ }
+}
+
+
+void wolfSSL_HMAC_cleanup(WOLFSSL_HMAC_CTX* ctx)
+{
+ (void)ctx;
+
+ WOLFSSL_MSG("wolfSSL_HMAC_cleanup");
+}
+
+
+const WOLFSSL_EVP_MD* wolfSSL_EVP_get_digestbynid(int id)
+{
+ WOLFSSL_MSG("wolfSSL_get_digestbynid");
+
+ switch(id) {
+#ifndef NO_MD5
+ case NID_md5:
+ return wolfSSL_EVP_md5();
+#endif
+#ifndef NO_SHA
+ case NID_sha1:
+ return wolfSSL_EVP_sha1();
+#endif
+ default:
+ WOLFSSL_MSG("Bad digest id value");
+ }
+
+ return NULL;
+}
+
+
+WOLFSSL_RSA* wolfSSL_EVP_PKEY_get1_RSA(WOLFSSL_EVP_PKEY* key)
+{
+ (void)key;
+ WOLFSSL_MSG("wolfSSL_EVP_PKEY_get1_RSA not implemented");
+
+ return NULL;
+}
+
+
+WOLFSSL_DSA* wolfSSL_EVP_PKEY_get1_DSA(WOLFSSL_EVP_PKEY* key)
+{
+ (void)key;
+ WOLFSSL_MSG("wolfSSL_EVP_PKEY_get1_DSA not implemented");
+
+ return NULL;
+}
+
+
+WOLFSSL_EC_KEY* wolfSSL_EVP_PKEY_get1_EC_KEY(WOLFSSL_EVP_PKEY* key)
+{
+ (void)key;
+ WOLFSSL_MSG("wolfSSL_EVP_PKEY_get1_EC_KEY not implemented");
+
+ return NULL;
+}
+
+
+void* wolfSSL_EVP_X_STATE(const WOLFSSL_EVP_CIPHER_CTX* ctx)
+{
+ WOLFSSL_MSG("wolfSSL_EVP_X_STATE");
+
+ if (ctx) {
+ switch (ctx->cipherType) {
+ case ARC4_TYPE:
+ WOLFSSL_MSG("returning arc4 state");
+ return (void*)&ctx->cipher.arc4.x;
+
+ default:
+ WOLFSSL_MSG("bad x state type");
+ return 0;
+ }
+ }
+
+ return NULL;
+}
+
+
+int wolfSSL_EVP_X_STATE_LEN(const WOLFSSL_EVP_CIPHER_CTX* ctx)
+{
+ WOLFSSL_MSG("wolfSSL_EVP_X_STATE_LEN");
+
+ if (ctx) {
+ switch (ctx->cipherType) {
+ case ARC4_TYPE:
+ WOLFSSL_MSG("returning arc4 state size");
+ return sizeof(Arc4);
+
+ default:
+ WOLFSSL_MSG("bad x state type");
+ return 0;
+ }
+ }
+
+ return 0;
+}
+
+
+#ifndef NO_DES3
+
+void wolfSSL_3des_iv(WOLFSSL_EVP_CIPHER_CTX* ctx, int doset,
+ unsigned char* iv, int len)
+{
+ (void)len;
+
+ WOLFSSL_MSG("wolfSSL_3des_iv");
+
+ if (ctx == NULL || iv == NULL) {
+ WOLFSSL_MSG("Bad function argument");
+ return;
+ }
+
+ if (doset)
+ wc_Des3_SetIV(&ctx->cipher.des3, iv); /* OpenSSL compat, no ret */
+ else
+ XMEMCPY(iv, &ctx->cipher.des3.reg, DES_BLOCK_SIZE);
+}
+
+#endif /* NO_DES3 */
+
+
+#ifndef NO_AES
+
+void wolfSSL_aes_ctr_iv(WOLFSSL_EVP_CIPHER_CTX* ctx, int doset,
+ unsigned char* iv, int len)
+{
+ (void)len;
+
+ WOLFSSL_MSG("wolfSSL_aes_ctr_iv");
+
+ if (ctx == NULL || iv == NULL) {
+ WOLFSSL_MSG("Bad function argument");
+ return;
+ }
+
+ if (doset)
+ wc_AesSetIV(&ctx->cipher.aes, iv); /* OpenSSL compat, no ret */
+ else
+ XMEMCPY(iv, &ctx->cipher.aes.reg, AES_BLOCK_SIZE);
+}
+
+#endif /* NO_AES */
+
+
+const WOLFSSL_EVP_MD* wolfSSL_EVP_ripemd160(void)
+{
+ WOLFSSL_MSG("wolfSSL_ripemd160");
+
+ return NULL;
+}
+
+
+int wolfSSL_EVP_MD_size(const WOLFSSL_EVP_MD* type)
+{
+ WOLFSSL_MSG("wolfSSL_EVP_MD_size");
+
+ if (type == NULL) {
+ WOLFSSL_MSG("No md type arg");
+ return BAD_FUNC_ARG;
+ }
+
+ if (XSTRNCMP(type, "SHA256", 6) == 0) {
+ return SHA256_DIGEST_SIZE;
+ }
+#ifndef NO_MD5
+ else if (XSTRNCMP(type, "MD5", 3) == 0) {
+ return MD5_DIGEST_SIZE;
+ }
+#endif
+#ifdef WOLFSSL_SHA384
+ else if (XSTRNCMP(type, "SHA384", 6) == 0) {
+ return SHA384_DIGEST_SIZE;
+ }
+#endif
+#ifdef WOLFSSL_SHA512
+ else if (XSTRNCMP(type, "SHA512", 6) == 0) {
+ return SHA512_DIGEST_SIZE;
+ }
+#endif
+#ifndef NO_SHA
+ /* has to be last since would pick or 256, 384, or 512 too */
+ else if (XSTRNCMP(type, "SHA", 3) == 0) {
+ return SHA_DIGEST_SIZE;
+ }
+#endif
+
+ return BAD_FUNC_ARG;
+}
+
+
+int wolfSSL_EVP_CIPHER_CTX_iv_length(const WOLFSSL_EVP_CIPHER_CTX* ctx)
+{
+ WOLFSSL_MSG("wolfSSL_EVP_CIPHER_CTX_iv_length");
+
+ switch (ctx->cipherType) {
+
+ case AES_128_CBC_TYPE :
+ case AES_192_CBC_TYPE :
+ case AES_256_CBC_TYPE :
+ WOLFSSL_MSG("AES CBC");
+ return AES_BLOCK_SIZE;
+
+#ifdef WOLFSSL_AES_COUNTER
+ case AES_128_CTR_TYPE :
+ case AES_192_CTR_TYPE :
+ case AES_256_CTR_TYPE :
+ WOLFSSL_MSG("AES CTR");
+ return AES_BLOCK_SIZE;
+#endif
+
+ case DES_CBC_TYPE :
+ WOLFSSL_MSG("DES CBC");
+ return DES_BLOCK_SIZE;
+
+ case DES_EDE3_CBC_TYPE :
+ WOLFSSL_MSG("DES EDE3 CBC");
+ return DES_BLOCK_SIZE;
+#ifdef HAVE_IDEA
+ case IDEA_CBC_TYPE :
+ WOLFSSL_MSG("IDEA CBC");
+ return IDEA_BLOCK_SIZE;
+#endif
+ case ARC4_TYPE :
+ WOLFSSL_MSG("ARC4");
+ return 0;
+
+ case NULL_CIPHER_TYPE :
+ WOLFSSL_MSG("NULL");
+ return 0;
+
+ default: {
+ WOLFSSL_MSG("bad type");
+ }
+ }
+ return 0;
+}
+
+
+void wolfSSL_OPENSSL_free(void* p)
+{
+ WOLFSSL_MSG("wolfSSL_OPENSSL_free");
+
+ XFREE(p, NULL, DYNAMIC_TYPE_OPENSSL);
+}
+
+#if defined(WOLFSSL_KEY_GEN)
+
+static int EncryptDerKey(byte *der, int *derSz, const EVP_CIPHER* cipher,
+ unsigned char* passwd, int passwdSz, byte **cipherInfo)
+{
+ int ret, paddingSz;
+ word32 idx, cipherInfoSz;
+#ifdef WOLFSSL_SMALL_STACK
+ EncryptedInfo* info = NULL;
+#else
+ EncryptedInfo info[1];
+#endif
+
+ WOLFSSL_ENTER("EncryptDerKey");
+
+ if (der == NULL || derSz == NULL || cipher == NULL ||
+ passwd == NULL || cipherInfo == NULL)
+ return BAD_FUNC_ARG;
+
+#ifdef WOLFSSL_SMALL_STACK
+ info = (EncryptedInfo*)XMALLOC(sizeof(EncryptedInfo), NULL,
+ DYNAMIC_TYPE_TMP_BUFFER);
+ if (info == NULL) {
+ WOLFSSL_MSG("malloc failed");
+ return SSL_FAILURE;
+ }
+#endif
+ info->set = 0;
+ info->ctx = NULL;
+ info->consumed = 0;
+
+ /* set iv size */
+ if (XSTRNCMP(cipher, "DES", 3) == 0)
+ info->ivSz = DES_IV_SIZE;
+ else if (XSTRNCMP(cipher, "AES", 3) == 0)
+ info->ivSz = AES_IV_SIZE;
+ else {
+ WOLFSSL_MSG("unsupported cipher");
+#ifdef WOLFSSL_SMALL_STACK
+ XFREE(info, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+#endif
+ return SSL_FAILURE;
+ }
+
+ /* set the cipher name on info */
+ XSTRNCPY(info->name, cipher, NAME_SZ);
+
+ /* Generate a random salt */
+ if (wolfSSL_RAND_bytes(info->iv, info->ivSz) != SSL_SUCCESS) {
+ WOLFSSL_MSG("generate iv failed");
+#ifdef WOLFSSL_SMALL_STACK
+ XFREE(info, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+#endif
+ return SSL_FAILURE;
+ }
+
+ /* add the padding before encryption */
+ paddingSz = ((*derSz)/info->ivSz + 1) * info->ivSz - (*derSz);
+ if (paddingSz == 0)
+ paddingSz = info->ivSz;
+ XMEMSET(der+(*derSz), (byte)paddingSz, paddingSz);
+ (*derSz) += paddingSz;
+
+ /* encrypt buffer */
+ if (wolfssl_encrypt_buffer_key(der, *derSz,
+ passwd, passwdSz, info) != SSL_SUCCESS) {
+ WOLFSSL_MSG("encrypt key failed");
+#ifdef WOLFSSL_SMALL_STACK
+ XFREE(info, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+#endif
+ return SSL_FAILURE;
+ }
+
+ /* create cipher info : 'cipher_name,Salt(hex)' */
+ cipherInfoSz = (word32)(2*info->ivSz + XSTRLEN(info->name) + 2);
+ *cipherInfo = (byte*)XMALLOC(cipherInfoSz, NULL,
+ DYNAMIC_TYPE_TMP_BUFFER);
+ if (*cipherInfo == NULL) {
+ WOLFSSL_MSG("malloc failed");
+#ifdef WOLFSSL_SMALL_STACK
+ XFREE(info, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+#endif
+ return SSL_FAILURE;
+ }
+ XSTRNCPY((char*)*cipherInfo, info->name, cipherInfoSz);
+ XSTRNCAT((char*)*cipherInfo, ",", 1);
+
+ idx = (word32)XSTRLEN((char*)*cipherInfo);
+ cipherInfoSz -= idx;
+ ret = Base16_Encode(info->iv, info->ivSz, *cipherInfo+idx, &cipherInfoSz);
+
+#ifdef WOLFSSL_SMALL_STACK
+ XFREE(info, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+#endif
+ if (ret != 0) {
+ WOLFSSL_MSG("Base16_Encode failed");
+ XFREE(*cipherInfo, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ return SSL_FAILURE;
+ }
+
+ return SSL_SUCCESS;
+}
+#endif /* defined(WOLFSSL_KEY_GEN) */
+
+#if defined(WOLFSSL_KEY_GEN) && !defined(NO_RSA)
+
+/* return code compliant with OpenSSL :
+ * 1 if success, 0 if error
+ */
+int wolfSSL_PEM_write_mem_RSAPrivateKey(RSA* rsa, const EVP_CIPHER* cipher,
+ unsigned char* passwd, int passwdSz,
+ unsigned char **pem, int *plen)
+{
+ byte *derBuf, *tmp, *cipherInfo = NULL;
+ int der_max_len = 0, derSz = 0;
+
+ WOLFSSL_ENTER("wolfSSL_PEM_write_mem_RSAPrivateKey");
+
+ if (pem == NULL || plen == NULL || rsa == NULL || rsa->internal == NULL) {
+ WOLFSSL_MSG("Bad function arguments");
+ return SSL_FAILURE;
+ }
+
+ if (rsa->inSet == 0) {
+ WOLFSSL_MSG("No RSA internal set, do it");
+
+ if (SetRsaInternal(rsa) != SSL_SUCCESS) {
+ WOLFSSL_MSG("SetRsaInternal failed");
+ return SSL_FAILURE;
+ }
+ }
+
+ /* 5 > size of n, d, p, q, d%(p-1), d(q-1), 1/q%p, e + ASN.1 additional
+ * informations
+ */
+ der_max_len = 5 * wolfSSL_RSA_size(rsa) + AES_BLOCK_SIZE;
+
+ derBuf = (byte*)XMALLOC(der_max_len, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ if (derBuf == NULL) {
+ WOLFSSL_MSG("malloc failed");
+ return SSL_FAILURE;
+ }
+
+ /* Key to DER */
+ derSz = wc_RsaKeyToDer((RsaKey*)rsa->internal, derBuf, der_max_len);
+ if (derSz < 0) {
+ WOLFSSL_MSG("wc_RsaKeyToDer failed");
+ XFREE(derBuf, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ return SSL_FAILURE;
+ }
+
+ /* encrypt DER buffer if required */
+ if (passwd != NULL && passwdSz > 0 && cipher != NULL) {
+ int ret;
+
+ ret = EncryptDerKey(derBuf, &derSz, cipher,
+ passwd, passwdSz, &cipherInfo);
+ if (ret != SSL_SUCCESS) {
+ WOLFSSL_MSG("EncryptDerKey failed");
+ XFREE(derBuf, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ return ret;
+ }
+
+ /* tmp buffer with a max size */
+ *plen = (derSz * 2) + sizeof(BEGIN_RSA_PRIV) +
+ sizeof(END_RSA_PRIV) + HEADER_ENCRYPTED_KEY_SIZE;
+ }
+ else /* tmp buffer with a max size */
+ *plen = (derSz * 2) + sizeof(BEGIN_RSA_PRIV) + sizeof(END_RSA_PRIV);
+
+ tmp = (byte*)XMALLOC(*plen, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ if (tmp == NULL) {
+ WOLFSSL_MSG("malloc failed");
+ XFREE(derBuf, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ if (cipherInfo != NULL)
+ XFREE(cipherInfo, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ return SSL_FAILURE;
+ }
+
+ /* DER to PEM */
+ *plen = wc_DerToPemEx(derBuf, derSz, tmp, *plen, cipherInfo, PRIVATEKEY_TYPE);
+ if (*plen <= 0) {
+ WOLFSSL_MSG("wc_DerToPemEx failed");
+ XFREE(derBuf, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ XFREE(tmp, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ if (cipherInfo != NULL)
+ XFREE(cipherInfo, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ return SSL_FAILURE;
+ }
+ XFREE(derBuf, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ if (cipherInfo != NULL)
+ XFREE(cipherInfo, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+
+ *pem = (byte*)XMALLOC((*plen)+1, NULL, DYNAMIC_TYPE_KEY);
+ if (*pem == NULL) {
+ WOLFSSL_MSG("malloc failed");
+ XFREE(tmp, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ return SSL_FAILURE;
+ }
+ XMEMSET(*pem, 0, (*plen)+1);
+
+ if (XMEMCPY(*pem, tmp, *plen) == NULL) {
+ WOLFSSL_MSG("XMEMCPY failed");
+ XFREE(pem, NULL, DYNAMIC_TYPE_KEY);
+ XFREE(tmp, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ return SSL_FAILURE;
+ }
+ XFREE(tmp, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+
+ return SSL_SUCCESS;
+}
+
+
+#ifndef NO_FILESYSTEM
+/* return code compliant with OpenSSL :
+ * 1 if success, 0 if error
+ */
+int wolfSSL_PEM_write_RSAPrivateKey(FILE *fp, WOLFSSL_RSA *rsa,
+ const EVP_CIPHER *enc,
+ unsigned char *kstr, int klen,
+ pem_password_cb *cb, void *u)
+{
+ byte *pem;
+ int plen, ret;
+
+ (void)cb;
+ (void)u;
+
+ WOLFSSL_MSG("wolfSSL_PEM_write_RSAPrivateKey");
+
+ if (fp == NULL || rsa == NULL || rsa->internal == NULL) {
+ WOLFSSL_MSG("Bad function arguments");
+ return SSL_FAILURE;
+ }
+
+ ret = wolfSSL_PEM_write_mem_RSAPrivateKey(rsa, enc, kstr, klen, &pem, &plen);
+ if (ret != SSL_SUCCESS) {
+ WOLFSSL_MSG("wolfSSL_PEM_write_mem_RSAPrivateKey failed");
+ return SSL_FAILURE;
+ }
+
+ ret = (int)XFWRITE(pem, plen, 1, fp);
+ if (ret != 1) {
+ WOLFSSL_MSG("RSA private key file write failed");
+ return SSL_FAILURE;
+ }
+
+ XFREE(pem, NULL, DYNAMIC_TYPE_KEY);
+ return SSL_SUCCESS;
+}
+#endif /* NO_FILESYSTEM */
+
+int wolfSSL_PEM_write_bio_RSAPrivateKey(WOLFSSL_BIO* bio, RSA* rsa,
+ const EVP_CIPHER* cipher,
+ unsigned char* passwd, int len,
+ pem_password_cb cb, void* arg)
+{
+ (void)bio;
+ (void)rsa;
+ (void)cipher;
+ (void)passwd;
+ (void)len;
+ (void)cb;
+ (void)arg;
+
+ WOLFSSL_MSG("wolfSSL_PEM_write_bio_RSAPrivateKey not implemented");
+
+ return SSL_FAILURE;
+}
+#endif /* defined(WOLFSSL_KEY_GEN) && !defined(NO_RSA) */
+
+#ifdef HAVE_ECC
+
+/* EC_POINT Openssl -> WolfSSL */
+static int SetECPointInternal(WOLFSSL_EC_POINT *p)
+{
+ ecc_point* point;
+ WOLFSSL_ENTER("SetECPointInternal");
+
+ if (p == NULL || p->internal == NULL) {
+ WOLFSSL_MSG("ECPoint NULL error");
+ return SSL_FATAL_ERROR;
+ }
+
+ point = (ecc_point*)p->internal;
+
+ if (p->X != NULL && SetIndividualInternal(p->X, point->x) != SSL_SUCCESS) {
+ WOLFSSL_MSG("ecc point X error");
+ return SSL_FATAL_ERROR;
+ }
+
+ if (p->Y != NULL && SetIndividualInternal(p->Y, point->y) != SSL_SUCCESS) {
+ WOLFSSL_MSG("ecc point Y error");
+ return SSL_FATAL_ERROR;
+ }
+
+ if (p->Z != NULL && SetIndividualInternal(p->Z, point->z) != SSL_SUCCESS) {
+ WOLFSSL_MSG("ecc point Z error");
+ return SSL_FATAL_ERROR;
+ }
+
+ p->inSet = 1;
+
+ return SSL_SUCCESS;
+}
+
+/* EC_POINT WolfSSL -> OpenSSL */
+static int SetECPointExternal(WOLFSSL_EC_POINT *p)
+{
+ ecc_point* point;
+
+ WOLFSSL_ENTER("SetECPointExternal");
+
+ if (p == NULL || p->internal == NULL) {
+ WOLFSSL_MSG("ECPoint NULL error");
+ return SSL_FATAL_ERROR;
+ }
+
+ point = (ecc_point*)p->internal;
+
+ if (SetIndividualExternal(&p->X, point->x) != SSL_SUCCESS) {
+ WOLFSSL_MSG("ecc point X error");
+ return SSL_FATAL_ERROR;
+ }
+
+ if (SetIndividualExternal(&p->Y, point->y) != SSL_SUCCESS) {
+ WOLFSSL_MSG("ecc point Y error");
+ return SSL_FATAL_ERROR;
+ }
+
+ if (SetIndividualExternal(&p->Z, point->z) != SSL_SUCCESS) {
+ WOLFSSL_MSG("ecc point Z error");
+ return SSL_FATAL_ERROR;
+ }
+
+ p->exSet = 1;
+
+ return SSL_SUCCESS;
+}
+
+/* EC_KEY wolfSSL -> OpenSSL */
+static int SetECKeyExternal(WOLFSSL_EC_KEY* eckey)
+{
+ ecc_key* key;
+
+ WOLFSSL_ENTER("SetECKeyExternal");
+
+ if (eckey == NULL || eckey->internal == NULL) {
+ WOLFSSL_MSG("ec key NULL error");
+ return SSL_FATAL_ERROR;
+ }
+
+ key = (ecc_key*)eckey->internal;
+
+ /* set group (nid and idx) */
+ eckey->group->curve_nid = ecc_sets[key->idx].nid;
+ eckey->group->curve_idx = key->idx;
+
+ if (eckey->pub_key->internal != NULL) {
+ /* set the internal public key */
+ if (wc_ecc_copy_point(&key->pubkey,
+ (ecc_point*)eckey->pub_key->internal) != MP_OKAY) {
+ WOLFSSL_MSG("SetECKeyExternal ecc_copy_point failed");
+ return SSL_FATAL_ERROR;
+ }
+
+ /* set the external pubkey (point) */
+ if (SetECPointExternal(eckey->pub_key) != SSL_SUCCESS) {
+ WOLFSSL_MSG("SetECKeyExternal SetECPointExternal failed");
+ return SSL_FATAL_ERROR;
+ }
+ }
+
+ /* set the external privkey */
+ if (key->type == ECC_PRIVATEKEY) {
+ if (SetIndividualExternal(&eckey->priv_key, &key->k) != SSL_SUCCESS) {
+ WOLFSSL_MSG("ec priv key error");
+ return SSL_FATAL_ERROR;
+ }
+ }
+
+ eckey->exSet = 1;
+
+ return SSL_SUCCESS;
+}
+
+/* EC_KEY Openssl -> WolfSSL */
+static int SetECKeyInternal(WOLFSSL_EC_KEY* eckey)
+{
+ ecc_key* key;
+
+ WOLFSSL_ENTER("SetECKeyInternal");
+
+ if (eckey == NULL || eckey->internal == NULL) {
+ WOLFSSL_MSG("ec key NULL error");
+ return SSL_FATAL_ERROR;
+ }
+
+ key = (ecc_key*)eckey->internal;
+
+ /* validate group */
+ if ((eckey->group->curve_idx < 0) ||
+ (wc_ecc_is_valid_idx(eckey->group->curve_idx) == 0)) {
+ WOLFSSL_MSG("invalid curve idx");
+ return SSL_FATAL_ERROR;
+ }
+
+ /* set group (idx of curve and corresponding domain parameters) */
+ key->idx = eckey->group->curve_idx;
+ key->dp = &ecc_sets[key->idx];
+
+ /* set pubkey (point) */
+ if (eckey->pub_key != NULL) {
+ if (SetECPointInternal(eckey->pub_key) != SSL_SUCCESS) {
+ WOLFSSL_MSG("ec key pub error");
+ return SSL_FATAL_ERROR;
+ }
+
+ /* public key */
+ key->type = ECC_PUBLICKEY;
+ }
+
+ /* set privkey */
+ if (eckey->priv_key != NULL) {
+ if (SetIndividualInternal(eckey->priv_key, &key->k) != SSL_SUCCESS) {
+ WOLFSSL_MSG("ec key priv error");
+ return SSL_FATAL_ERROR;
+ }
+
+ /* private key */
+ key->type = ECC_PRIVATEKEY;
+ }
+
+ eckey->inSet = 1;
+
+ return SSL_SUCCESS;
+}
+
+WOLFSSL_EC_POINT *wolfSSL_EC_KEY_get0_public_key(const WOLFSSL_EC_KEY *key)
+{
+ WOLFSSL_ENTER("wolfSSL_EC_KEY_get0_public_key");
+
+ if (key == NULL) {
+ WOLFSSL_MSG("wolfSSL_EC_KEY_get0_group Bad arguments");
+ return NULL;
+ }
+
+ return key->pub_key;
+}
+
+const WOLFSSL_EC_GROUP *wolfSSL_EC_KEY_get0_group(const WOLFSSL_EC_KEY *key)
+{
+ WOLFSSL_ENTER("wolfSSL_EC_KEY_get0_group");
+
+ if (key == NULL) {
+ WOLFSSL_MSG("wolfSSL_EC_KEY_get0_group Bad arguments");
+ return NULL;
+ }
+
+ return key->group;
+}
+
+
+/* return code compliant with OpenSSL :
+ * 1 if success, 0 if error
+ */
+int wolfSSL_EC_KEY_set_private_key(WOLFSSL_EC_KEY *key,
+ const WOLFSSL_BIGNUM *priv_key)
+{
+ WOLFSSL_ENTER("wolfSSL_EC_KEY_set_private_key");
+
+ if (key == NULL || priv_key == NULL) {
+ WOLFSSL_MSG("Bad arguments");
+ return SSL_FAILURE;
+ }
+
+ /* free key if previously set */
+ if (key->priv_key != NULL)
+ wolfSSL_BN_free(key->priv_key);
+
+ key->priv_key = wolfSSL_BN_dup(priv_key);
+ if (key->priv_key == NULL) {
+ WOLFSSL_MSG("key ecc priv key NULL");
+ return SSL_FAILURE;
+ }
+
+ if (SetECKeyInternal(key) != SSL_SUCCESS) {
+ WOLFSSL_MSG("SetECKeyInternal failed");
+ wolfSSL_BN_free(key->priv_key);
+ return SSL_FAILURE;
+ }
+
+ return SSL_SUCCESS;
+}
+
+
+WOLFSSL_BIGNUM *wolfSSL_EC_KEY_get0_private_key(const WOLFSSL_EC_KEY *key)
+{
+ WOLFSSL_ENTER("wolfSSL_EC_KEY_get0_private_key");
+
+ if (key == NULL) {
+ WOLFSSL_MSG("wolfSSL_EC_KEY_get0_private_key Bad arguments");
+ return NULL;
+ }
+
+ return key->priv_key;
+}
+
+WOLFSSL_EC_KEY *wolfSSL_EC_KEY_new_by_curve_name(int nid)
+{
+ WOLFSSL_EC_KEY *key;
+ int x;
+
+ WOLFSSL_ENTER("wolfSSL_EC_KEY_new_by_curve_name");
+
+ key = wolfSSL_EC_KEY_new();
+ if (key == NULL) {
+ WOLFSSL_MSG("wolfSSL_EC_KEY_new failure");
+ return NULL;
+ }
+
+ /* set the nid of the curve */
+ key->group->curve_nid = nid;
+
+ /* search and set the corresponding internal curve idx */
+ for (x = 0; ecc_sets[x].size != 0; x++)
+ if (ecc_sets[x].nid == key->group->curve_nid) {
+ key->group->curve_idx = x;
+ break;
+ }
+
+ return key;
+}
+
+static void InitwolfSSL_ECKey(WOLFSSL_EC_KEY* key)
+{
+ if (key) {
+ key->group = NULL;
+ key->pub_key = NULL;
+ key->priv_key = NULL;
+ key->internal = NULL;
+ key->inSet = 0;
+ key->exSet = 0;
+ }
+}
+
+WOLFSSL_EC_KEY *wolfSSL_EC_KEY_new(void)
+{
+ WOLFSSL_EC_KEY *external;
+ ecc_key* key;
+
+ WOLFSSL_ENTER("wolfSSL_EC_KEY_new");
+
+ external = (WOLFSSL_EC_KEY*)XMALLOC(sizeof(WOLFSSL_EC_KEY), NULL,
+ DYNAMIC_TYPE_ECC);
+ if (external == NULL) {
+ WOLFSSL_MSG("wolfSSL_EC_KEY_new malloc WOLFSSL_EC_KEY failure");
+ return NULL;
+ }
+ XMEMSET(external, 0, sizeof(WOLFSSL_EC_KEY));
+
+ InitwolfSSL_ECKey(external);
+
+ external->internal = (ecc_key*)XMALLOC(sizeof(ecc_key), NULL,
+ DYNAMIC_TYPE_ECC);
+ if (external->internal == NULL) {
+ WOLFSSL_MSG("wolfSSL_EC_KEY_new malloc ecc key failure");
+ wolfSSL_EC_KEY_free(external);
+ return NULL;
+ }
+ XMEMSET(external->internal, 0, sizeof(ecc_key));
+
+ wc_ecc_init((ecc_key*)external->internal);
+
+ /* public key */
+ external->pub_key = (WOLFSSL_EC_POINT*)XMALLOC(sizeof(WOLFSSL_EC_POINT),
+ NULL, DYNAMIC_TYPE_ECC);
+ if (external->pub_key == NULL) {
+ WOLFSSL_MSG("wolfSSL_EC_KEY_new malloc WOLFSSL_EC_POINT failure");
+ wolfSSL_EC_KEY_free(external);
+ return NULL;
+ }
+ XMEMSET(external->pub_key, 0, sizeof(WOLFSSL_EC_POINT));
+
+ key = (ecc_key*)external->internal;
+ external->pub_key->internal = (ecc_point*)&key->pubkey;
+
+ /* curve group */
+ external->group = (WOLFSSL_EC_GROUP*)XMALLOC(sizeof(WOLFSSL_EC_GROUP), NULL,
+ DYNAMIC_TYPE_ECC);
+ if (external->group == NULL) {
+ WOLFSSL_MSG("wolfSSL_EC_KEY_new malloc WOLFSSL_EC_GROUP failure");
+ wolfSSL_EC_KEY_free(external);
+ return NULL;
+ }
+ XMEMSET(external->group, 0, sizeof(WOLFSSL_EC_GROUP));
+
+ /* private key */
+ external->priv_key = wolfSSL_BN_new();
+ if (external->priv_key == NULL) {
+ WOLFSSL_MSG("wolfSSL_BN_new failure");
+ wolfSSL_EC_KEY_free(external);
+ return NULL;
+ }
+
+ return external;
+}
+
+void wolfSSL_EC_KEY_free(WOLFSSL_EC_KEY *key)
+{
+ WOLFSSL_ENTER("wolfSSL_EC_KEY_free");
+
+ if (key != NULL) {
+ if (key->internal != NULL) {
+ wc_ecc_free((ecc_key*)key->internal);
+ XFREE(key->internal, NULL, DYNAMIC_TYPE_ECC);
+ }
+ wolfSSL_BN_free(key->priv_key);
+ wolfSSL_EC_POINT_free(key->pub_key);
+ wolfSSL_EC_GROUP_free(key->group);
+ InitwolfSSL_ECKey(key); /* set back to NULLs for safety */
+
+ XFREE(key, NULL, DYNAMIC_TYPE_ECC);
+ key = NULL;
+ }
+}
+
+int wolfSSL_EC_KEY_set_group(WOLFSSL_EC_KEY *key, WOLFSSL_EC_GROUP *group)
+{
+ (void)key;
+ (void)group;
+
+ WOLFSSL_ENTER("wolfSSL_EC_KEY_set_group");
+ WOLFSSL_MSG("wolfSSL_EC_KEY_set_group TBD");
+
+ return -1;
+}
+
+int wolfSSL_EC_KEY_generate_key(WOLFSSL_EC_KEY *key)
+{
+ int initTmpRng = 0;
+ WC_RNG* rng = NULL;
+#ifdef WOLFSSL_SMALL_STACK
+ WC_RNG* tmpRNG = NULL;
+#else
+ WC_RNG tmpRNG[1];
+#endif
+
+ WOLFSSL_ENTER("wolfSSL_EC_KEY_generate_key");
+
+ if (key == NULL || key->internal == NULL ||
+ key->group == NULL || key->group->curve_idx < 0) {
+ WOLFSSL_MSG("wolfSSL_EC_KEY_generate_key Bad arguments");
+ return 0;
+ }
+
+#ifdef WOLFSSL_SMALL_STACK
+ tmpRNG = (WC_RNG*)XMALLOC(sizeof(WC_RNG), NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ if (tmpRNG == NULL)
+ return 0;
+#endif
+
+ if (wc_InitRng(tmpRNG) == 0) {
+ rng = tmpRNG;
+ initTmpRng = 1;
+ }
+ else {
+ WOLFSSL_MSG("Bad RNG Init, trying global");
+ if (initGlobalRNG == 0)
+ WOLFSSL_MSG("Global RNG no Init");
+ else
+ rng = &globalRNG;
+ }
+
+ if (rng == NULL) {
+ WOLFSSL_MSG("wolfSSL_EC_KEY_generate_key failed to set RNG");
+#ifdef WOLFSSL_SMALL_STACK
+ XFREE(tmpRNG, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+#endif
+ return 0;
+ }
+
+ if (wc_ecc_make_key(rng, ecc_sets[key->group->curve_idx].size,
+ (ecc_key*)key->internal) != MP_OKAY) {
+ WOLFSSL_MSG("wolfSSL_EC_KEY_generate_key wc_ecc_make_key failed");
+#ifdef WOLFSSL_SMALL_STACK
+ XFREE(tmpRNG, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+#endif
+ return 0;
+ }
+
+ if (initTmpRng)
+ wc_FreeRng(tmpRNG);
+#ifdef WOLFSSL_SMALL_STACK
+ XFREE(tmpRNG, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+#endif
+
+ if (SetECKeyExternal(key) != SSL_SUCCESS) {
+ WOLFSSL_MSG("wolfSSL_EC_KEY_generate_key SetECKeyExternal failed");
+ return 0;
+ }
+
+ return 1;
+}
+
+void wolfSSL_EC_KEY_set_asn1_flag(WOLFSSL_EC_KEY *key, int asn1_flag)
+{
+ (void)key;
+ (void)asn1_flag;
+
+ WOLFSSL_ENTER("wolfSSL_EC_KEY_set_asn1_flag");
+ WOLFSSL_MSG("wolfSSL_EC_KEY_set_asn1_flag TBD");
+}
+
+/* return code compliant with OpenSSL :
+ * 1 if success, 0 if error
+ */
+int wolfSSL_EC_KEY_set_public_key(WOLFSSL_EC_KEY *key,
+ const WOLFSSL_EC_POINT *pub)
+{
+ ecc_point *pub_p, *key_p;
+
+ WOLFSSL_ENTER("wolfSSL_EC_KEY_set_public_key");
+
+ if (key == NULL || key->internal == NULL ||
+ pub == NULL || pub->internal == NULL) {
+ WOLFSSL_MSG("wolfSSL_EC_GROUP_get_order Bad arguments");
+ return SSL_FAILURE;
+ }
+
+ if (key->inSet == 0) {
+ if (SetECKeyInternal(key) != SSL_SUCCESS) {
+ WOLFSSL_MSG("SetECKeyInternal failed");
+ return SSL_FAILURE;
+ }
+ }
+
+ if (pub->inSet == 0) {
+ if (SetECPointInternal((WOLFSSL_EC_POINT *)pub) != SSL_SUCCESS) {
+ WOLFSSL_MSG("SetECPointInternal failed");
+ return SSL_FAILURE;
+ }
+ }
+
+ pub_p = (ecc_point*)pub->internal;
+ key_p = (ecc_point*)key->pub_key->internal;
+
+ /* create new point if required */
+ if (key_p == NULL)
+ key_p = wc_ecc_new_point();
+
+ if (key_p == NULL) {
+ WOLFSSL_MSG("key ecc point NULL");
+ return SSL_FAILURE;
+ }
+
+ if (wc_ecc_copy_point(pub_p, key_p) != MP_OKAY) {
+ WOLFSSL_MSG("ecc_copy_point failure");
+ return SSL_FAILURE;
+ }
+
+ if (SetECKeyExternal(key) != SSL_SUCCESS) {
+ WOLFSSL_MSG("SetECKeyInternal failed");
+ return SSL_FAILURE;
+ }
+
+#if defined(DEBUG_WOLFSSL) && !defined(NO_FILESYSTEM)
+ wolfssl_EC_POINT_dump("pub", pub);
+ wolfssl_EC_POINT_dump("key->pub_key", key->pub_key);
+#endif
+ return SSL_SUCCESS;
+}
+/* End EC_KEY */
+
+#if defined(DEBUG_WOLFSSL) && !defined(NO_FILESYSTEM)
+void wolfssl_EC_POINT_dump(const char *msg, const WOLFSSL_EC_POINT *p)
+{
+ char *num;
+
+ WOLFSSL_ENTER("wolfssl_EC_POINT_dump");
+
+ if (p == NULL) {
+ fprintf(stderr, "%s = NULL", msg);
+ return ;
+ }
+
+ fprintf(stderr, "%s:\n\tinSet=%d, exSet=%d\n", msg, p->inSet, p->exSet);
+ num = wolfSSL_BN_bn2hex(p->X);
+ fprintf(stderr, "\tX = %s\n", num);
+ XFREE(num, NULL, DYNAMIC_TYPE_ECC);
+ num = wolfSSL_BN_bn2hex(p->Y);
+ fprintf(stderr, "\tY = %s\n", num);
+ XFREE(num, NULL, DYNAMIC_TYPE_ECC);
+}
+#endif
+
+/* Start EC_GROUP */
+
+/* return code compliant with OpenSSL :
+ * 0 if equal, 1 if not and -1 in case of error
+ */
+int wolfSSL_EC_GROUP_cmp(const WOLFSSL_EC_GROUP *a, const WOLFSSL_EC_GROUP *b,
+ WOLFSSL_BN_CTX *ctx)
+{
+ (void)ctx;
+
+ WOLFSSL_ENTER("wolfSSL_EC_GROUP_cmp");
+
+ if (a == NULL || b == NULL) {
+ WOLFSSL_MSG("wolfSSL_EC_GROUP_cmp Bad arguments");
+ return SSL_FATAL_ERROR;
+ }
+
+ /* ok */
+ if ((a->curve_idx == b->curve_idx) && (a->curve_nid == b->curve_nid))
+ return 0;
+
+ /* ko */
+ return 1;
+}
+
+void wolfSSL_EC_GROUP_free(WOLFSSL_EC_GROUP *group)
+{
+ WOLFSSL_ENTER("wolfSSL_EC_GROUP_free");
+
+ XFREE(group, NULL, DYNAMIC_TYPE_ECC);
+ group = NULL;
+}
+
+void wolfSSL_EC_GROUP_set_asn1_flag(WOLFSSL_EC_GROUP *group, int flag)
+{
+ (void)group;
+ (void)flag;
+
+ WOLFSSL_ENTER("wolfSSL_EC_GROUP_set_asn1_flag");
+ WOLFSSL_MSG("wolfSSL_EC_GROUP_set_asn1_flag TBD");
+}
+
+WOLFSSL_EC_GROUP *wolfSSL_EC_GROUP_new_by_curve_name(int nid)
+{
+ WOLFSSL_EC_GROUP *g;
+ int x;
+
+ WOLFSSL_ENTER("wolfSSL_EC_GROUP_new_by_curve_name");
+
+ /* curve group */
+ g = (WOLFSSL_EC_GROUP*) XMALLOC(sizeof(WOLFSSL_EC_GROUP), NULL,
+ DYNAMIC_TYPE_ECC);
+ if (g == NULL) {
+ WOLFSSL_MSG("wolfSSL_EC_GROUP_new_by_curve_name malloc failure");
+ return NULL;
+ }
+ XMEMSET(g, 0, sizeof(WOLFSSL_EC_GROUP));
+
+ /* set the nid of the curve */
+ g->curve_nid = nid;
+
+ /* search and set the corresponding internal curve idx */
+ for (x = 0; ecc_sets[x].size != 0; x++)
+ if (ecc_sets[x].nid == g->curve_nid) {
+ g->curve_idx = x;
+ break;
+ }
+
+ return g;
+}
+
+/* return code compliant with OpenSSL :
+ * the curve nid if success, 0 if error
+ */
+int wolfSSL_EC_GROUP_get_curve_name(const WOLFSSL_EC_GROUP *group)
+{
+ WOLFSSL_ENTER("wolfSSL_EC_GROUP_get_curve_name");
+
+ if (group == NULL) {
+ WOLFSSL_MSG("wolfSSL_EC_GROUP_get_curve_name Bad arguments");
+ return SSL_FAILURE;
+ }
+
+ return group->curve_nid;
+}
+
+/* return code compliant with OpenSSL :
+ * the degree of the curve if success, 0 if error
+ */
+int wolfSSL_EC_GROUP_get_degree(const WOLFSSL_EC_GROUP *group)
+{
+ WOLFSSL_ENTER("wolfSSL_EC_GROUP_get_degree");
+
+ if (group == NULL || group->curve_idx < 0) {
+ WOLFSSL_MSG("wolfSSL_EC_GROUP_get_degree Bad arguments");
+ return SSL_FAILURE;
+ }
+
+ switch(group->curve_nid) {
+ case NID_X9_62_prime256v1:
+ return 256;
+ break;
+ case NID_secp384r1:
+ return 384;
+ break;
+ case NID_secp521r1:
+ return 521;
+ break;
+ default :
+ return SSL_FAILURE;
+ break;
+ }
+}
+
+/* return code compliant with OpenSSL :
+ * 1 if success, 0 if error
+ */
+int wolfSSL_EC_GROUP_get_order(const WOLFSSL_EC_GROUP *group,
+ WOLFSSL_BIGNUM *order, WOLFSSL_BN_CTX *ctx)
+{
+ (void)ctx;
+
+ if (group == NULL || order == NULL || order->internal == NULL) {
+ WOLFSSL_MSG("wolfSSL_EC_GROUP_get_order NULL error");
+ return SSL_FAILURE;
+ }
+
+ if (mp_init((mp_int*)order->internal) != MP_OKAY) {
+ WOLFSSL_MSG("wolfSSL_EC_GROUP_get_order mp_init failure");
+ return SSL_FAILURE;
+ }
+
+ if (mp_read_radix((mp_int*)order->internal,
+ ecc_sets[group->curve_idx].order, 16) != MP_OKAY) {
+ WOLFSSL_MSG("wolfSSL_EC_GROUP_get_order mp_read order failure");
+ mp_clear((mp_int*)order->internal);
+ return SSL_FAILURE;
+ }
+
+ return SSL_SUCCESS;
+}
+/* End EC_GROUP */
+
+/* Start EC_POINT */
+
+/* return code compliant with OpenSSL :
+ * 1 if success, 0 if error
+ */
+int wolfSSL_ECPoint_i2d(const WOLFSSL_EC_GROUP *group,
+ const WOLFSSL_EC_POINT *p,
+ unsigned char *out, unsigned int *len)
+{
+ int err;
+
+ WOLFSSL_ENTER("wolfSSL_ECPoint_i2d");
+
+ if (group == NULL || p == NULL || len == NULL) {
+ WOLFSSL_MSG("wolfSSL_ECPoint_i2d NULL error");
+ return SSL_FAILURE;
+ }
+
+ if (p->inSet == 0) {
+ WOLFSSL_MSG("No ECPoint internal set, do it");
+
+ if (SetECPointInternal((WOLFSSL_EC_POINT *)p) != SSL_SUCCESS) {
+ WOLFSSL_MSG("SetECPointInternal SetECPointInternal failed");
+ return SSL_FAILURE;
+ }
+ }
+
+#if defined(DEBUG_WOLFSSL) && !defined(NO_FILESYSTEM)
+ if (out != NULL) {
+ wolfssl_EC_POINT_dump("i2d p", p);
+ }
+#endif
+ err = wc_ecc_export_point_der(group->curve_idx, (ecc_point*)p->internal,
+ out, len);
+ if (err != MP_OKAY && !(out == NULL && err == LENGTH_ONLY_E)) {
+ WOLFSSL_MSG("wolfSSL_ECPoint_i2d wc_ecc_export_point_der failed");
+ return SSL_FAILURE;
+ }
+
+ return SSL_SUCCESS;
+}
+
+/* return code compliant with OpenSSL :
+ * 1 if success, 0 if error
+ */
+int wolfSSL_ECPoint_d2i(unsigned char *in, unsigned int len,
+ const WOLFSSL_EC_GROUP *group, WOLFSSL_EC_POINT *p)
+{
+ WOLFSSL_ENTER("wolfSSL_ECPoint_d2i");
+
+ if (group == NULL || p == NULL || p->internal == NULL || in == NULL) {
+ WOLFSSL_MSG("wolfSSL_ECPoint_d2i NULL error");
+ return SSL_FAILURE;
+ }
+
+ if (wc_ecc_import_point_der(in, len, group->curve_idx,
+ (ecc_point*)p->internal) != MP_OKAY) {
+ WOLFSSL_MSG("wc_ecc_import_point_der failed");
+ return SSL_FAILURE;
+ }
+
+ if (p->exSet == 0) {
+ WOLFSSL_MSG("No ECPoint external set, do it");
+
+ if (SetECPointExternal(p) != SSL_SUCCESS) {
+ WOLFSSL_MSG("SetECPointExternal failed");
+ return SSL_FAILURE;
+ }
+ }
+
+#if defined(DEBUG_WOLFSSL) && !defined(NO_FILESYSTEM)
+ wolfssl_EC_POINT_dump("d2i p", p);
+#endif
+ return SSL_SUCCESS;
+}
+
+WOLFSSL_EC_POINT *wolfSSL_EC_POINT_new(const WOLFSSL_EC_GROUP *group)
+{
+ WOLFSSL_EC_POINT *p;
+
+ WOLFSSL_ENTER("wolfSSL_EC_POINT_new");
+
+ if (group == NULL) {
+ WOLFSSL_MSG("wolfSSL_EC_POINT_new NULL error");
+ return NULL;
+ }
+
+ p = (WOLFSSL_EC_POINT *)XMALLOC(sizeof(WOLFSSL_EC_POINT), NULL,
+ DYNAMIC_TYPE_ECC);
+ if (p == NULL) {
+ WOLFSSL_MSG("wolfSSL_EC_POINT_new malloc ecc point failure");
+ return NULL;
+ }
+ XMEMSET(p, 0, sizeof(WOLFSSL_EC_POINT));
+
+ p->internal = wc_ecc_new_point();
+ if (p->internal == NULL) {
+ WOLFSSL_MSG("ecc_new_point failure");
+ XFREE(p, NULL, DYNAMIC_TYPE_ECC);
+ return NULL;
+ }
+
+ return p;
+}
+
+/* return code compliant with OpenSSL :
+ * 1 if success, 0 if error
+ */
+int wolfSSL_EC_POINT_get_affine_coordinates_GFp(const WOLFSSL_EC_GROUP *group,
+ const WOLFSSL_EC_POINT *point,
+ WOLFSSL_BIGNUM *x,
+ WOLFSSL_BIGNUM *y,
+ WOLFSSL_BN_CTX *ctx)
+{
+ (void)ctx;
+
+ WOLFSSL_ENTER("wolfSSL_EC_POINT_get_affine_coordinates_GFp");
+
+ if (group == NULL || point == NULL || point->internal == NULL ||
+ x == NULL || y == NULL) {
+ WOLFSSL_MSG("wolfSSL_EC_POINT_get_affine_coordinates_GFp NULL error");
+ return SSL_FAILURE;
+ }
+
+ if (point->inSet == 0) {
+ WOLFSSL_MSG("No ECPoint internal set, do it");
+
+ if (SetECPointInternal((WOLFSSL_EC_POINT *)point) != SSL_SUCCESS) {
+ WOLFSSL_MSG("SetECPointInternal failed");
+ return SSL_FAILURE;
+ }
+ }
+
+ BN_copy(x, point->X);
+ BN_copy(y, point->Y);
+
+ return SSL_SUCCESS;
+}
+
+/* return code compliant with OpenSSL :
+ * 1 if success, 0 if error
+ */
+int wolfSSL_EC_POINT_mul(const WOLFSSL_EC_GROUP *group, WOLFSSL_EC_POINT *r,
+ const WOLFSSL_BIGNUM *n, const WOLFSSL_EC_POINT *q,
+ const WOLFSSL_BIGNUM *m, WOLFSSL_BN_CTX *ctx)
+{
+ mp_int prime;
+
+ (void)ctx;
+ (void)n;
+
+ WOLFSSL_ENTER("wolfSSL_EC_POINT_mul");
+
+ if (group == NULL || r == NULL || r->internal == NULL ||
+ q == NULL || q->internal == NULL || m == NULL) {
+ WOLFSSL_MSG("wolfSSL_EC_POINT_mul NULL error");
+ return SSL_FAILURE;
+ }
+
+ if (q->inSet == 0) {
+ WOLFSSL_MSG("No ECPoint internal set, do it");
+
+ if (SetECPointInternal((WOLFSSL_EC_POINT *)q) != SSL_SUCCESS) {
+ WOLFSSL_MSG("SetECPointInternal failed");
+ return SSL_FAILURE;
+ }
+ }
+
+ /* compute the prime value of the curve */
+ if (mp_init(&prime) != MP_OKAY) {
+ WOLFSSL_MSG("wolfSSL_EC_POINT_mul init BN failed");
+ return SSL_FAILURE;
+ }
+
+ if (mp_read_radix(&prime, ecc_sets[group->curve_idx].prime, 16) != MP_OKAY){
+ WOLFSSL_MSG("wolfSSL_EC_POINT_mul read prime curve value failed");
+ return SSL_FAILURE;
+ }
+
+ /* r = q * m % prime */
+ if (wc_ecc_mulmod((mp_int*)m->internal, (ecc_point*)q->internal,
+ (ecc_point*)r->internal, &prime, 1) != MP_OKAY) {
+ WOLFSSL_MSG("ecc_mulmod failure");
+ mp_clear(&prime);
+ return SSL_FAILURE;
+ }
+
+ mp_clear(&prime);
+
+ /* set the external value for the computed point */
+ if (SetECPointInternal(r) != SSL_SUCCESS) {
+ WOLFSSL_MSG("SetECPointInternal failed");
+ return SSL_FAILURE;
+ }
+
+ return SSL_SUCCESS;
+}
+
+void wolfSSL_EC_POINT_clear_free(WOLFSSL_EC_POINT *p)
+{
+ WOLFSSL_ENTER("wolfSSL_EC_POINT_clear_free");
+
+ wolfSSL_EC_POINT_free(p);
+}
+
+/* return code compliant with OpenSSL :
+ * 0 if equal, 1 if not and -1 in case of error
+ */
+int wolfSSL_EC_POINT_cmp(const WOLFSSL_EC_GROUP *group,
+ const WOLFSSL_EC_POINT *a, const WOLFSSL_EC_POINT *b,
+ WOLFSSL_BN_CTX *ctx)
+{
+ int ret;
+
+ (void)ctx;
+
+ WOLFSSL_ENTER("wolfSSL_EC_POINT_cmp");
+
+ if (group == NULL || a == NULL || a->internal == NULL || b == NULL ||
+ b->internal == NULL) {
+ WOLFSSL_MSG("wolfSSL_EC_POINT_cmp Bad arguments");
+ return SSL_FATAL_ERROR;
+ }
+
+ ret = wc_ecc_cmp_point((ecc_point*)a->internal, (ecc_point*)b->internal);
+ if (ret == MP_EQ)
+ return 0;
+ else if (ret == MP_LT || ret == MP_GT)
+ return 1;
+
+ return SSL_FATAL_ERROR;
+}
+
+void wolfSSL_EC_POINT_free(WOLFSSL_EC_POINT *p)
+{
+ WOLFSSL_ENTER("wolfSSL_EC_POINT_free");
+
+ if (p != NULL) {
+ if (p->internal == NULL) {
+ wc_ecc_del_point((ecc_point*)p->internal);
+ XFREE(p->internal, NULL, DYNAMIC_TYPE_ECC);
+ p->internal = NULL;
+ }
+
+ wolfSSL_BN_free(p->X);
+ wolfSSL_BN_free(p->Y);
+ wolfSSL_BN_free(p->Z);
+ p->X = NULL;
+ p->Y = NULL;
+ p->Z = NULL;
+ p->inSet = p->exSet = 0;
+
+ XFREE(p, NULL, DYNAMIC_TYPE_ECC);
+ p = NULL;
+ }
+}
+
+/* return code compliant with OpenSSL :
+ * 1 if point at infinity, 0 else
+ */
+int wolfSSL_EC_POINT_is_at_infinity(const WOLFSSL_EC_GROUP *group,
+ const WOLFSSL_EC_POINT *point)
+{
+ int ret;
+
+ WOLFSSL_ENTER("wolfSSL_EC_POINT_is_at_infinity");
+
+ if (group == NULL || point == NULL || point->internal == NULL) {
+ WOLFSSL_MSG("wolfSSL_EC_POINT_is_at_infinity NULL error");
+ return SSL_FAILURE;
+ }
+ if (point->inSet == 0) {
+ WOLFSSL_MSG("No ECPoint internal set, do it");
+
+ if (SetECPointInternal((WOLFSSL_EC_POINT *)point) != SSL_SUCCESS) {
+ WOLFSSL_MSG("SetECPointInternal failed");
+ return SSL_FAILURE;
+ }
+ }
+
+ ret = wc_ecc_point_is_at_infinity((ecc_point*)point->internal);
+ if (ret <= 0) {
+ WOLFSSL_MSG("ecc_point_is_at_infinity failure");
+ return SSL_FAILURE;
+ }
+
+ return SSL_SUCCESS;
+}
+
+/* End EC_POINT */
+
+/* Start ECDSA_SIG */
+void wolfSSL_ECDSA_SIG_free(WOLFSSL_ECDSA_SIG *sig)
+{
+ WOLFSSL_ENTER("wolfSSL_ECDSA_SIG_free");
+
+ if (sig) {
+ wolfSSL_BN_free(sig->r);
+ wolfSSL_BN_free(sig->s);
+
+ XFREE(sig, NULL, DYNAMIC_TYPE_ECC);
+ }
+}
+
+WOLFSSL_ECDSA_SIG *wolfSSL_ECDSA_SIG_new(void)
+{
+ WOLFSSL_ECDSA_SIG *sig;
+
+ WOLFSSL_ENTER("wolfSSL_ECDSA_SIG_new");
+
+ sig = (WOLFSSL_ECDSA_SIG*) XMALLOC(sizeof(WOLFSSL_ECDSA_SIG), NULL,
+ DYNAMIC_TYPE_ECC);
+ if (sig == NULL) {
+ WOLFSSL_MSG("wolfSSL_ECDSA_SIG_new malloc ECDSA signature failure");
+ return NULL;
+ }
+
+ sig->s = NULL;
+ sig->r = wolfSSL_BN_new();
+ if (sig->r == NULL) {
+ WOLFSSL_MSG("wolfSSL_ECDSA_SIG_new malloc ECDSA r failure");
+ wolfSSL_ECDSA_SIG_free(sig);
+ return NULL;
+ }
+
+ sig->s = wolfSSL_BN_new();
+ if (sig->s == NULL) {
+ WOLFSSL_MSG("wolfSSL_ECDSA_SIG_new malloc ECDSA s failure");
+ wolfSSL_ECDSA_SIG_free(sig);
+ return NULL;
+ }
+
+ return sig;
+}
+
+/* return signature structure on success, NULL otherwise */
+WOLFSSL_ECDSA_SIG *wolfSSL_ECDSA_do_sign(const unsigned char *d, int dlen,
+ WOLFSSL_EC_KEY *key)
+{
+ WOLFSSL_ECDSA_SIG *sig = NULL;
+ int initTmpRng = 0;
+ WC_RNG* rng = NULL;
+#ifdef WOLFSSL_SMALL_STACK
+ WC_RNG* tmpRNG = NULL;
+#else
+ WC_RNG tmpRNG[1];
+#endif
+
+ WOLFSSL_ENTER("wolfSSL_ECDSA_do_sign");
+
+ if (d == NULL || key == NULL || key->internal == NULL) {
+ WOLFSSL_MSG("wolfSSL_ECDSA_do_sign Bad arguments");
+ return NULL;
+ }
+
+ /* set internal key if not done */
+ if (key->inSet == 0)
+ {
+ WOLFSSL_MSG("wolfSSL_ECDSA_do_sign No EC key internal set, do it");
+
+ if (SetECKeyInternal(key) != SSL_SUCCESS) {
+ WOLFSSL_MSG("wolfSSL_ECDSA_do_sign SetECKeyInternal failed");
+ return NULL;
+ }
+ }
+
+#ifdef WOLFSSL_SMALL_STACK
+ tmpRNG = (WC_RNG*)XMALLOC(sizeof(WC_RNG), NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ if (tmpRNG == NULL)
+ return NULL;
+#endif
+
+ if (wc_InitRng(tmpRNG) == 0) {
+ rng = tmpRNG;
+ initTmpRng = 1;
+ }
+ else {
+ WOLFSSL_MSG("wolfSSL_ECDSA_do_sign Bad RNG Init, trying global");
+ if (initGlobalRNG == 0)
+ WOLFSSL_MSG("wolfSSL_ECDSA_do_sign Global RNG no Init");
+ else
+ rng = &globalRNG;
+ }
+
+ if (rng) {
+ mp_int sig_r, sig_s;
+
+ if (mp_init_multi(&sig_r, &sig_s, NULL, NULL, NULL, NULL) == MP_OKAY) {
+ if (wc_ecc_sign_hash_ex(d, dlen, rng, (ecc_key*)key->internal,
+ &sig_r, &sig_s) != MP_OKAY) {
+ WOLFSSL_MSG("wc_ecc_sign_hash_ex failed");
+ }
+ else {
+ /* put signature blob in ECDSA structure */
+ sig = wolfSSL_ECDSA_SIG_new();
+ if (sig == NULL)
+ WOLFSSL_MSG("wolfSSL_ECDSA_SIG_new failed");
+ else if (SetIndividualExternal(&(sig->r), &sig_r)!=SSL_SUCCESS){
+ WOLFSSL_MSG("ecdsa r key error");
+ wolfSSL_ECDSA_SIG_free(sig);
+ sig = NULL;
+ }
+ else if (SetIndividualExternal(&(sig->s), &sig_s)!=SSL_SUCCESS){
+ WOLFSSL_MSG("ecdsa s key error");
+ wolfSSL_ECDSA_SIG_free(sig);
+ sig = NULL;
+ }
+
+ mp_clear(&sig_r);
+ mp_clear(&sig_s);
+ }
+ }
+ }
+
+ if (initTmpRng)
+ wc_FreeRng(tmpRNG);
+#ifdef WOLFSSL_SMALL_STACK
+ XFREE(tmpRNG, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+#endif
+
+ return sig;
+}
+
+/* return code compliant with OpenSSL :
+ * 1 for a valid signature, 0 for an invalid signature and -1 on error
+ */
+int wolfSSL_ECDSA_do_verify(const unsigned char *d, int dlen,
+ const WOLFSSL_ECDSA_SIG *sig, WOLFSSL_EC_KEY *key)
+{
+ int check_sign = 0;
+
+ WOLFSSL_ENTER("wolfSSL_ECDSA_do_verify");
+
+ if (d == NULL || sig == NULL || key == NULL || key->internal == NULL) {
+ WOLFSSL_MSG("wolfSSL_ECDSA_do_verify Bad arguments");
+ return SSL_FATAL_ERROR;
+ }
+
+ /* set internal key if not done */
+ if (key->inSet == 0)
+ {
+ WOLFSSL_MSG("No EC key internal set, do it");
+
+ if (SetECKeyInternal(key) != SSL_SUCCESS) {
+ WOLFSSL_MSG("SetECKeyInternal failed");
+ return SSL_FATAL_ERROR;
+ }
+ }
+
+ if (wc_ecc_verify_hash_ex((mp_int*)sig->r->internal,
+ (mp_int*)sig->s->internal, d, dlen, &check_sign,
+ (ecc_key *)key->internal) != MP_OKAY) {
+ WOLFSSL_MSG("wc_ecc_verify_hash failed");
+ return SSL_FATAL_ERROR;
+ }
+ else if (check_sign == 0) {
+ WOLFSSL_MSG("wc_ecc_verify_hash incorrect signature detected");
+ return SSL_FAILURE;
+ }
+
+ return SSL_SUCCESS;
+}
+/* End ECDSA_SIG */
+
+/* Start ECDH */
+/* return code compliant with OpenSSL :
+ * length of computed key if success, -1 if error
+ */
+int wolfSSL_ECDH_compute_key(void *out, size_t outlen,
+ const WOLFSSL_EC_POINT *pub_key,
+ WOLFSSL_EC_KEY *ecdh,
+ void *(*KDF) (const void *in, size_t inlen,
+ void *out, size_t *outlen))
+{
+ word32 len;
+ (void)KDF;
+
+ (void)KDF;
+
+ WOLFSSL_ENTER("wolfSSL_ECDH_compute_key");
+
+ if (out == NULL || pub_key == NULL || pub_key->internal == NULL ||
+ ecdh == NULL || ecdh->internal == NULL) {
+ WOLFSSL_MSG("Bad function arguments");
+ return SSL_FATAL_ERROR;
+ }
+
+ /* set internal key if not done */
+ if (ecdh->inSet == 0)
+ {
+ WOLFSSL_MSG("No EC key internal set, do it");
+
+ if (SetECKeyInternal(ecdh) != SSL_SUCCESS) {
+ WOLFSSL_MSG("SetECKeyInternal failed");
+ return SSL_FATAL_ERROR;
+ }
+ }
+
+ len = (word32)outlen;
+
+ if (wc_ecc_shared_secret_ssh((ecc_key*)ecdh->internal,
+ (ecc_point*)pub_key->internal,
+ (byte *)out, &len) != MP_OKAY) {
+ WOLFSSL_MSG("wc_ecc_shared_secret failed");
+ return SSL_FATAL_ERROR;
+ }
+
+ return len;
+}
+/* End ECDH */
+
+#if !defined(NO_FILESYSTEM)
+/* return code compliant with OpenSSL :
+ * 1 if success, 0 if error
+ */
+int wolfSSL_PEM_write_EC_PUBKEY(FILE *fp, WOLFSSL_EC_KEY *x)
+{
+ (void)fp;
+ (void)x;
+
+ WOLFSSL_MSG("wolfSSL_PEM_write_EC_PUBKEY not implemented");
+
+ return SSL_FAILURE;
+}
+#endif /* NO_FILESYSTEM */
+
+#if defined(WOLFSSL_KEY_GEN)
+
+/* return code compliant with OpenSSL :
+ * 1 if success, 0 if error
+ */
+int wolfSSL_PEM_write_bio_ECPrivateKey(WOLFSSL_BIO* bio, WOLFSSL_EC_KEY* ecc,
+ const EVP_CIPHER* cipher,
+ unsigned char* passwd, int len,
+ pem_password_cb cb, void* arg)
+{
+ (void)bio;
+ (void)ecc;
+ (void)cipher;
+ (void)passwd;
+ (void)len;
+ (void)cb;
+ (void)arg;
+
+ WOLFSSL_MSG("wolfSSL_PEM_write_bio_ECPrivateKey not implemented");
+
+ return SSL_FAILURE;
+}
+
+/* return code compliant with OpenSSL :
+ * 1 if success, 0 if error
+ */
+int wolfSSL_PEM_write_mem_ECPrivateKey(WOLFSSL_EC_KEY* ecc,
+ const EVP_CIPHER* cipher,
+ unsigned char* passwd, int passwdSz,
+ unsigned char **pem, int *plen)
+{
+ byte *derBuf, *tmp, *cipherInfo = NULL;
+ int der_max_len = 0, derSz = 0;
+
+ WOLFSSL_MSG("wolfSSL_PEM_write_mem_ECPrivateKey");
+
+ if (pem == NULL || plen == NULL || ecc == NULL || ecc->internal == NULL) {
+ WOLFSSL_MSG("Bad function arguments");
+ return SSL_FAILURE;
+ }
+
+ if (ecc->inSet == 0) {
+ WOLFSSL_MSG("No ECC internal set, do it");
+
+ if (SetECKeyInternal(ecc) != SSL_SUCCESS) {
+ WOLFSSL_MSG("SetDsaInternal failed");
+ return SSL_FAILURE;
+ }
+ }
+
+ /* 4 > size of pub, priv + ASN.1 additional informations
+ */
+ der_max_len = 4 * wc_ecc_size((ecc_key*)ecc->internal) + AES_BLOCK_SIZE;
+
+ derBuf = (byte*)XMALLOC(der_max_len, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ if (derBuf == NULL) {
+ WOLFSSL_MSG("malloc failed");
+ return SSL_FAILURE;
+ }
+
+ /* Key to DER */
+ derSz = wc_EccKeyToDer((ecc_key*)ecc->internal, derBuf, der_max_len);
+ if (derSz < 0) {
+ WOLFSSL_MSG("wc_DsaKeyToDer failed");
+ XFREE(derBuf, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ return SSL_FAILURE;
+ }
+
+ /* encrypt DER buffer if required */
+ if (passwd != NULL && passwdSz > 0 && cipher != NULL) {
+ int ret;
+
+ ret = EncryptDerKey(derBuf, &derSz, cipher,
+ passwd, passwdSz, &cipherInfo);
+ if (ret != SSL_SUCCESS) {
+ WOLFSSL_MSG("EncryptDerKey failed");
+ XFREE(derBuf, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ return ret;
+ }
+
+ /* tmp buffer with a max size */
+ *plen = (derSz * 2) + sizeof(BEGIN_EC_PRIV) +
+ sizeof(END_EC_PRIV) + HEADER_ENCRYPTED_KEY_SIZE;
+ }
+ else /* tmp buffer with a max size */
+ *plen = (derSz * 2) + sizeof(BEGIN_EC_PRIV) + sizeof(END_EC_PRIV);
+
+ tmp = (byte*)XMALLOC(*plen, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ if (tmp == NULL) {
+ WOLFSSL_MSG("malloc failed");
+ XFREE(derBuf, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ if (cipherInfo != NULL)
+ XFREE(cipherInfo, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ return SSL_FAILURE;
+ }
+
+ /* DER to PEM */
+ *plen = wc_DerToPemEx(derBuf, derSz, tmp, *plen, cipherInfo, ECC_PRIVATEKEY_TYPE);
+ if (*plen <= 0) {
+ WOLFSSL_MSG("wc_DerToPemEx failed");
+ XFREE(derBuf, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ XFREE(tmp, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ if (cipherInfo != NULL)
+ XFREE(cipherInfo, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ return SSL_FAILURE;
+ }
+ XFREE(derBuf, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ if (cipherInfo != NULL)
+ XFREE(cipherInfo, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+
+ *pem = (byte*)XMALLOC((*plen)+1, NULL, DYNAMIC_TYPE_KEY);
+ if (*pem == NULL) {
+ WOLFSSL_MSG("malloc failed");
+ XFREE(tmp, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ return SSL_FAILURE;
+ }
+ XMEMSET(*pem, 0, (*plen)+1);
+
+ if (XMEMCPY(*pem, tmp, *plen) == NULL) {
+ WOLFSSL_MSG("XMEMCPY failed");
+ XFREE(pem, NULL, DYNAMIC_TYPE_KEY);
+ XFREE(tmp, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ return SSL_FAILURE;
+ }
+ XFREE(tmp, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+
+ return SSL_SUCCESS;
+}
+
+#ifndef NO_FILESYSTEM
+/* return code compliant with OpenSSL :
+ * 1 if success, 0 if error
+ */
+int wolfSSL_PEM_write_ECPrivateKey(FILE *fp, WOLFSSL_EC_KEY *ecc,
+ const EVP_CIPHER *enc,
+ unsigned char *kstr, int klen,
+ pem_password_cb *cb, void *u)
+{
+ byte *pem;
+ int plen, ret;
+
+ (void)cb;
+ (void)u;
+
+ WOLFSSL_MSG("wolfSSL_PEM_write_ECPrivateKey");
+
+ if (fp == NULL || ecc == NULL || ecc->internal == NULL) {
+ WOLFSSL_MSG("Bad function arguments");
+ return SSL_FAILURE;
+ }
+
+ ret = wolfSSL_PEM_write_mem_ECPrivateKey(ecc, enc, kstr, klen, &pem, &plen);
+ if (ret != SSL_SUCCESS) {
+ WOLFSSL_MSG("wolfSSL_PEM_write_mem_ECPrivateKey failed");
+ return SSL_FAILURE;
+ }
+
+ ret = (int)XFWRITE(pem, plen, 1, fp);
+ if (ret != 1) {
+ WOLFSSL_MSG("ECC private key file write failed");
+ return SSL_FAILURE;
+ }
+
+ XFREE(pem, NULL, DYNAMIC_TYPE_KEY);
+ return SSL_SUCCESS;
+}
+
+#endif /* NO_FILESYSTEM */
+#endif /* defined(WOLFSSL_KEY_GEN) */
+
+#endif /* HAVE_ECC */
+
+
+#ifndef NO_DSA
+
+#if defined(WOLFSSL_KEY_GEN)
+
+/* return code compliant with OpenSSL :
+ * 1 if success, 0 if error
+ */
+int wolfSSL_PEM_write_bio_DSAPrivateKey(WOLFSSL_BIO* bio, WOLFSSL_DSA* dsa,
+ const EVP_CIPHER* cipher,
+ unsigned char* passwd, int len,
+ pem_password_cb cb, void* arg)
+{
+ (void)bio;
+ (void)dsa;
+ (void)cipher;
+ (void)passwd;
+ (void)len;
+ (void)cb;
+ (void)arg;
+
+ WOLFSSL_MSG("wolfSSL_PEM_write_bio_DSAPrivateKey not implemented");
+
+ return SSL_FAILURE;
+}
+
+/* return code compliant with OpenSSL :
+ * 1 if success, 0 if error
+ */
+int wolfSSL_PEM_write_mem_DSAPrivateKey(WOLFSSL_DSA* dsa,
+ const EVP_CIPHER* cipher,
+ unsigned char* passwd, int passwdSz,
+ unsigned char **pem, int *plen)
+{
+ byte *derBuf, *tmp, *cipherInfo = NULL;
+ int der_max_len = 0, derSz = 0;
+
+ WOLFSSL_MSG("wolfSSL_PEM_write_mem_DSAPrivateKey");
+
+ if (pem == NULL || plen == NULL || dsa == NULL || dsa->internal == NULL) {
+ WOLFSSL_MSG("Bad function arguments");
+ return SSL_FAILURE;
+ }
+
+ if (dsa->inSet == 0) {
+ WOLFSSL_MSG("No DSA internal set, do it");
+
+ if (SetDsaInternal(dsa) != SSL_SUCCESS) {
+ WOLFSSL_MSG("SetDsaInternal failed");
+ return SSL_FAILURE;
+ }
+ }
+
+ /* 4 > size of pub, priv, p, q, g + ASN.1 additional informations
+ */
+ der_max_len = 4 * wolfSSL_BN_num_bytes(dsa->g) + AES_BLOCK_SIZE;
+
+ derBuf = (byte*)XMALLOC(der_max_len, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ if (derBuf == NULL) {
+ WOLFSSL_MSG("malloc failed");
+ return SSL_FAILURE;
+ }
+
+ /* Key to DER */
+ derSz = wc_DsaKeyToDer((DsaKey*)dsa->internal, derBuf, der_max_len);
+ if (derSz < 0) {
+ WOLFSSL_MSG("wc_DsaKeyToDer failed");
+ XFREE(derBuf, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ return SSL_FAILURE;
+ }
+
+ /* encrypt DER buffer if required */
+ if (passwd != NULL && passwdSz > 0 && cipher != NULL) {
+ int ret;
+
+ ret = EncryptDerKey(derBuf, &derSz, cipher,
+ passwd, passwdSz, &cipherInfo);
+ if (ret != SSL_SUCCESS) {
+ WOLFSSL_MSG("EncryptDerKey failed");
+ XFREE(derBuf, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ return ret;
+ }
+
+ /* tmp buffer with a max size */
+ *plen = (derSz * 2) + sizeof(BEGIN_DSA_PRIV) +
+ sizeof(END_DSA_PRIV) + HEADER_ENCRYPTED_KEY_SIZE;
+ }
+ else /* tmp buffer with a max size */
+ *plen = (derSz * 2) + sizeof(BEGIN_DSA_PRIV) + sizeof(END_DSA_PRIV);
+
+ tmp = (byte*)XMALLOC(*plen, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ if (tmp == NULL) {
+ WOLFSSL_MSG("malloc failed");
+ XFREE(derBuf, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ if (cipherInfo != NULL)
+ XFREE(cipherInfo, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ return SSL_FAILURE;
+ }
+
+ /* DER to PEM */
+ *plen = wc_DerToPemEx(derBuf, derSz, tmp, *plen, cipherInfo, DSA_PRIVATEKEY_TYPE);
+ if (*plen <= 0) {
+ WOLFSSL_MSG("wc_DerToPemEx failed");
+ XFREE(derBuf, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ XFREE(tmp, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ if (cipherInfo != NULL)
+ XFREE(cipherInfo, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ return SSL_FAILURE;
+ }
+ XFREE(derBuf, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ if (cipherInfo != NULL)
+ XFREE(cipherInfo, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+
+ *pem = (byte*)XMALLOC((*plen)+1, NULL, DYNAMIC_TYPE_KEY);
+ if (*pem == NULL) {
+ WOLFSSL_MSG("malloc failed");
+ XFREE(tmp, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ return SSL_FAILURE;
+ }
+ XMEMSET(*pem, 0, (*plen)+1);
+
+ if (XMEMCPY(*pem, tmp, *plen) == NULL) {
+ WOLFSSL_MSG("XMEMCPY failed");
+ XFREE(pem, NULL, DYNAMIC_TYPE_KEY);
+ XFREE(tmp, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ return SSL_FAILURE;
+ }
+ XFREE(tmp, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+
+ return SSL_SUCCESS;
+}
+
+#ifndef NO_FILESYSTEM
+/* return code compliant with OpenSSL :
+ * 1 if success, 0 if error
+ */
+int wolfSSL_PEM_write_DSAPrivateKey(FILE *fp, WOLFSSL_DSA *dsa,
+ const EVP_CIPHER *enc,
+ unsigned char *kstr, int klen,
+ pem_password_cb *cb, void *u)
+{
+ byte *pem;
+ int plen, ret;
+
+ (void)cb;
+ (void)u;
+
+ WOLFSSL_MSG("wolfSSL_PEM_write_DSAPrivateKey");
+
+ if (fp == NULL || dsa == NULL || dsa->internal == NULL) {
+ WOLFSSL_MSG("Bad function arguments");
+ return SSL_FAILURE;
+ }
+
+ ret = wolfSSL_PEM_write_mem_DSAPrivateKey(dsa, enc, kstr, klen, &pem, &plen);
+ if (ret != SSL_SUCCESS) {
+ WOLFSSL_MSG("wolfSSL_PEM_write_mem_DSAPrivateKey failed");
+ return SSL_FAILURE;
+ }
+
+ ret = (int)XFWRITE(pem, plen, 1, fp);
+ if (ret != 1) {
+ WOLFSSL_MSG("DSA private key file write failed");
+ return SSL_FAILURE;
+ }
+
+ XFREE(pem, NULL, DYNAMIC_TYPE_KEY);
+ return SSL_SUCCESS;
+}
+
+#endif /* NO_FILESYSTEM */
+#endif /* defined(WOLFSSL_KEY_GEN) */
+
+#ifndef NO_FILESYSTEM
+/* return code compliant with OpenSSL :
+ * 1 if success, 0 if error
+ */
+int wolfSSL_PEM_write_DSA_PUBKEY(FILE *fp, WOLFSSL_DSA *x)
+{
+ (void)fp;
+ (void)x;
+
+ WOLFSSL_MSG("wolfSSL_PEM_write_DSA_PUBKEY not implemented");
+
+ return SSL_FAILURE;
+}
+#endif /* NO_FILESYSTEM */
+
+#endif /* #ifndef NO_DSA */
+
+WOLFSSL_EVP_PKEY* wolfSSL_PEM_read_bio_PrivateKey(WOLFSSL_BIO* bio,
+ WOLFSSL_EVP_PKEY** key, pem_password_cb cb, void* arg)
+{
+ (void)bio;
+ (void)key;
+ (void)cb;
+ (void)arg;
+
+ WOLFSSL_MSG("wolfSSL_PEM_read_bio_PrivateKey not implemented");
+
+ return NULL;
+}
+
+
+int wolfSSL_EVP_PKEY_type(int type)
+{
+ (void)type;
+
+ WOLFSSL_MSG("wolfSSL_EVP_PKEY_type not implemented");
+
+ return SSL_FATAL_ERROR;
+}
+
+
+#if !defined(NO_FILESYSTEM)
+WOLFSSL_EVP_PKEY *wolfSSL_PEM_read_PUBKEY(FILE *fp, EVP_PKEY **x,
+ pem_password_cb *cb, void *u)
+{
+ (void)fp;
+ (void)x;
+ (void)cb;
+ (void)u;
+
+ WOLFSSL_MSG("wolfSSL_PEM_read_PUBKEY not implemented");
+
+ return NULL;
+}
+#endif /* NO_FILESYSTEM */
+
+#ifndef NO_RSA
+
+#if !defined(NO_FILESYSTEM)
+WOLFSSL_RSA *wolfSSL_PEM_read_RSAPublicKey(FILE *fp, WOLFSSL_RSA **x,
+ pem_password_cb *cb, void *u)
+{
+ (void)fp;
+ (void)x;
+ (void)cb;
+ (void)u;
+
+ WOLFSSL_MSG("wolfSSL_PEM_read_RSAPublicKey not implemented");
+
+ return NULL;
+}
+
+/* return code compliant with OpenSSL :
+ * 1 if success, 0 if error
+ */
+int wolfSSL_PEM_write_RSAPublicKey(FILE *fp, WOLFSSL_RSA *x)
+{
+ (void)fp;
+ (void)x;
+
+ WOLFSSL_MSG("wolfSSL_PEM_write_RSAPublicKey not implemented");
+
+ return SSL_FAILURE;
+}
+
+/* return code compliant with OpenSSL :
+ * 1 if success, 0 if error
+ */
+int wolfSSL_PEM_write_RSA_PUBKEY(FILE *fp, WOLFSSL_RSA *x)
+{
+ (void)fp;
+ (void)x;
+
+ WOLFSSL_MSG("wolfSSL_PEM_write_RSA_PUBKEY not implemented");
+
+ return SSL_FAILURE;
+}
+#endif /* NO_FILESYSTEM */
+
+/* return SSL_SUCCESS if success, SSL_FATAL_ERROR if error */
+int wolfSSL_RSA_LoadDer(WOLFSSL_RSA* rsa, const unsigned char* derBuf, int derSz)
+{
+ word32 idx = 0;
+ int ret;
+
+ WOLFSSL_ENTER("wolfSSL_RSA_LoadDer");
+
+ if (rsa == NULL || rsa->internal == NULL || derBuf == NULL || derSz <= 0) {
+ WOLFSSL_MSG("Bad function arguments");
+ return SSL_FATAL_ERROR;
+ }
+
+ ret = wc_RsaPrivateKeyDecode(derBuf, &idx, (RsaKey*)rsa->internal, derSz);
+ if (ret < 0) {
+ WOLFSSL_MSG("RsaPrivateKeyDecode failed");
+ return SSL_FATAL_ERROR;
+ }
+
+ if (SetRsaExternal(rsa) != SSL_SUCCESS) {
+ WOLFSSL_MSG("SetRsaExternal failed");
+ return SSL_FATAL_ERROR;
+ }
+
+ rsa->inSet = 1;
+
+ return SSL_SUCCESS;
+}
+#endif /* NO_RSA */
+
+
+#ifndef NO_DSA
+/* return SSL_SUCCESS if success, SSL_FATAL_ERROR if error */
+int wolfSSL_DSA_LoadDer(WOLFSSL_DSA* dsa, const unsigned char* derBuf, int derSz)
+{
+ word32 idx = 0;
+ int ret;
+
+ WOLFSSL_ENTER("wolfSSL_DSA_LoadDer");
+
+ if (dsa == NULL || dsa->internal == NULL || derBuf == NULL || derSz <= 0) {
+ WOLFSSL_MSG("Bad function arguments");
+ return SSL_FATAL_ERROR;
+ }
+
+ ret = DsaPrivateKeyDecode(derBuf, &idx, (DsaKey*)dsa->internal, derSz);
+ if (ret < 0) {
+ WOLFSSL_MSG("DsaPrivateKeyDecode failed");
+ return SSL_FATAL_ERROR;
+ }
+
+ if (SetDsaExternal(dsa) != SSL_SUCCESS) {
+ WOLFSSL_MSG("SetDsaExternal failed");
+ return SSL_FATAL_ERROR;
+ }
+
+ dsa->inSet = 1;
+
+ return SSL_SUCCESS;
+}
+#endif /* NO_DSA */
+
+#ifdef HAVE_ECC
+/* return SSL_SUCCESS if success, SSL_FATAL_ERROR if error */
+int wolfSSL_EC_KEY_LoadDer(WOLFSSL_EC_KEY* key,
+ const unsigned char* derBuf, int derSz)
+{
+ word32 idx = 0;
+ int ret;
+
+ WOLFSSL_ENTER("wolfSSL_EC_KEY_LoadDer");
+
+ if (key == NULL || key->internal == NULL || derBuf == NULL || derSz <= 0) {
+ WOLFSSL_MSG("Bad function arguments");
+ return SSL_FATAL_ERROR;
+ }
+
+ ret = wc_EccPrivateKeyDecode(derBuf, &idx, (ecc_key*)key->internal, derSz);
+ if (ret < 0) {
+ WOLFSSL_MSG("wc_EccPrivateKeyDecode failed");
+ return SSL_FATAL_ERROR;
+ }
+
+ if (SetECKeyExternal(key) != SSL_SUCCESS) {
+ WOLFSSL_MSG("SetECKeyExternal failed");
+ return SSL_FATAL_ERROR;
+ }
+
+ key->inSet = 1;
+
+ return SSL_SUCCESS;
+}
+#endif /* HAVE_ECC */
+
+#endif /* OPENSSL_EXTRA */
+
+
+#ifdef SESSION_CERTS
+
+
+/* Get peer's certificate chain */
+WOLFSSL_X509_CHAIN* wolfSSL_get_peer_chain(WOLFSSL* ssl)
+{
+ WOLFSSL_ENTER("wolfSSL_get_peer_chain");
+ if (ssl)
+ return &ssl->session.chain;
+
+ return 0;
+}
+
+
+/* Get peer's certificate chain total count */
+int wolfSSL_get_chain_count(WOLFSSL_X509_CHAIN* chain)
+{
+ WOLFSSL_ENTER("wolfSSL_get_chain_count");
+ if (chain)
+ return chain->count;
+
+ return 0;
+}
+
+
+/* Get peer's ASN.1 DER certificate at index (idx) length in bytes */
+int wolfSSL_get_chain_length(WOLFSSL_X509_CHAIN* chain, int idx)
+{
+ WOLFSSL_ENTER("wolfSSL_get_chain_length");
+ if (chain)
+ return chain->certs[idx].length;
+
+ return 0;
+}
+
+
+/* Get peer's ASN.1 DER certificate at index (idx) */
+byte* wolfSSL_get_chain_cert(WOLFSSL_X509_CHAIN* chain, int idx)
+{
+ WOLFSSL_ENTER("wolfSSL_get_chain_cert");
+ if (chain)
+ return chain->certs[idx].buffer;
+
+ return 0;
+}
+
+
+/* Get peer's wolfSSL X509 certificate at index (idx) */
+WOLFSSL_X509* wolfSSL_get_chain_X509(WOLFSSL_X509_CHAIN* chain, int idx)
+{
+ int ret;
+ WOLFSSL_X509* x509 = NULL;
+#ifdef WOLFSSL_SMALL_STACK
+ DecodedCert* cert = NULL;
+#else
+ DecodedCert cert[1];
+#endif
+
+ WOLFSSL_ENTER("wolfSSL_get_chain_X509");
+ if (chain != NULL) {
+ #ifdef WOLFSSL_SMALL_STACK
+ cert = (DecodedCert*)XMALLOC(sizeof(DecodedCert), NULL,
+ DYNAMIC_TYPE_TMP_BUFFER);
+ if (cert != NULL)
+ #endif
+ {
+ InitDecodedCert(cert, chain->certs[idx].buffer,
+ chain->certs[idx].length, NULL);
+
+ if ((ret = ParseCertRelative(cert, CERT_TYPE, 0, NULL)) != 0)
+ WOLFSSL_MSG("Failed to parse cert");
+ else {
+ x509 = (WOLFSSL_X509*)XMALLOC(sizeof(WOLFSSL_X509), NULL,
+ DYNAMIC_TYPE_X509);
+ if (x509 == NULL) {
+ WOLFSSL_MSG("Failed alloc X509");
+ }
+ else {
+ InitX509(x509, 1);
+
+ if ((ret = CopyDecodedToX509(x509, cert)) != 0) {
+ WOLFSSL_MSG("Failed to copy decoded");
+ XFREE(x509, NULL, DYNAMIC_TYPE_X509);
+ x509 = NULL;
+ }
+ }
+ }
+
+ FreeDecodedCert(cert);
+ #ifdef WOLFSSL_SMALL_STACK
+ XFREE(cert, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ #endif
+ }
+ }
+
+ return x509;
+}
+
+
+/* Get peer's PEM certificate at index (idx), output to buffer if inLen big
+ enough else return error (-1). If buffer is NULL only calculate
+ outLen. Output length is in *outLen SSL_SUCCESS on ok */
+int wolfSSL_get_chain_cert_pem(WOLFSSL_X509_CHAIN* chain, int idx,
+ unsigned char* buf, int inLen, int* outLen)
+{
+ const char header[] = "-----BEGIN CERTIFICATE-----\n";
+ const char footer[] = "-----END CERTIFICATE-----\n";
+
+ int headerLen = sizeof(header) - 1;
+ int footerLen = sizeof(footer) - 1;
+ int i;
+ int err;
+ word32 szNeeded = 0;
+
+ WOLFSSL_ENTER("wolfSSL_get_chain_cert_pem");
+ if (!chain || !outLen || idx < 0 || idx >= wolfSSL_get_chain_count(chain))
+ return BAD_FUNC_ARG;
+
+ /* Null output buffer return size needed in outLen */
+ if(!buf) {
+ if(Base64_Encode(chain->certs[idx].buffer, chain->certs[idx].length,
+ NULL, &szNeeded) != LENGTH_ONLY_E)
+ return SSL_FAILURE;
+ *outLen = szNeeded + headerLen + footerLen;
+ return LENGTH_ONLY_E;
+ }
+
+ /* don't even try if inLen too short */
+ if (inLen < headerLen + footerLen + chain->certs[idx].length)
+ return BAD_FUNC_ARG;
+
+ /* header */
+ if (XMEMCPY(buf, header, headerLen) == NULL)
+ return SSL_FATAL_ERROR;
+
+ i = headerLen;
+
+ /* body */
+ *outLen = inLen; /* input to Base64_Encode */
+ if ( (err = Base64_Encode(chain->certs[idx].buffer,
+ chain->certs[idx].length, buf + i, (word32*)outLen)) < 0)
+ return err;
+ i += *outLen;
+
+ /* footer */
+ if ( (i + footerLen) > inLen)
+ return BAD_FUNC_ARG;
+ if (XMEMCPY(buf + i, footer, footerLen) == NULL)
+ return SSL_FATAL_ERROR;
+ *outLen += headerLen + footerLen;
+
+ return SSL_SUCCESS;
+}
+
+
+/* get session ID */
+const byte* wolfSSL_get_sessionID(const WOLFSSL_SESSION* session)
+{
+ WOLFSSL_ENTER("wolfSSL_get_sessionID");
+ if (session)
+ return session->sessionID;
+
+ return NULL;
+}
+
+
+#endif /* SESSION_CERTS */
+
+#ifdef HAVE_FUZZER
+void wolfSSL_SetFuzzerCb(WOLFSSL* ssl, CallbackFuzzer cbf, void* fCtx)
+{
+ if (ssl) {
+ ssl->fuzzerCb = cbf;
+ ssl->fuzzerCtx = fCtx;
+ }
+}
+#endif
+
+#ifndef NO_CERTS
+#ifdef HAVE_PK_CALLBACKS
+
+#ifdef HAVE_ECC
+
+void wolfSSL_CTX_SetEccSignCb(WOLFSSL_CTX* ctx, CallbackEccSign cb)
+{
+ if (ctx)
+ ctx->EccSignCb = cb;
+}
+
+
+void wolfSSL_SetEccSignCtx(WOLFSSL* ssl, void *ctx)
+{
+ if (ssl)
+ ssl->EccSignCtx = ctx;
+}
+
+
+void* wolfSSL_GetEccSignCtx(WOLFSSL* ssl)
+{
+ if (ssl)
+ return ssl->EccSignCtx;
+
+ return NULL;
+}
+
+
+void wolfSSL_CTX_SetEccVerifyCb(WOLFSSL_CTX* ctx, CallbackEccVerify cb)
+{
+ if (ctx)
+ ctx->EccVerifyCb = cb;
+}
+
+
+void wolfSSL_SetEccVerifyCtx(WOLFSSL* ssl, void *ctx)
+{
+ if (ssl)
+ ssl->EccVerifyCtx = ctx;
+}
+
+
+void* wolfSSL_GetEccVerifyCtx(WOLFSSL* ssl)
+{
+ if (ssl)
+ return ssl->EccVerifyCtx;
+
+ return NULL;
+}
+
+#endif /* HAVE_ECC */
+
+#ifndef NO_RSA
+
+void wolfSSL_CTX_SetRsaSignCb(WOLFSSL_CTX* ctx, CallbackRsaSign cb)
+{
+ if (ctx)
+ ctx->RsaSignCb = cb;
+}
+
+
+void wolfSSL_SetRsaSignCtx(WOLFSSL* ssl, void *ctx)
+{
+ if (ssl)
+ ssl->RsaSignCtx = ctx;
+}
+
+
+void* wolfSSL_GetRsaSignCtx(WOLFSSL* ssl)
+{
+ if (ssl)
+ return ssl->RsaSignCtx;
+
+ return NULL;
+}
+
+
+void wolfSSL_CTX_SetRsaVerifyCb(WOLFSSL_CTX* ctx, CallbackRsaVerify cb)
+{
+ if (ctx)
+ ctx->RsaVerifyCb = cb;
+}
+
+
+void wolfSSL_SetRsaVerifyCtx(WOLFSSL* ssl, void *ctx)
+{
+ if (ssl)
+ ssl->RsaVerifyCtx = ctx;
+}
+
+
+void* wolfSSL_GetRsaVerifyCtx(WOLFSSL* ssl)
+{
+ if (ssl)
+ return ssl->RsaVerifyCtx;
+
+ return NULL;
+}
+
+void wolfSSL_CTX_SetRsaEncCb(WOLFSSL_CTX* ctx, CallbackRsaEnc cb)
+{
+ if (ctx)
+ ctx->RsaEncCb = cb;
+}
+
+
+void wolfSSL_SetRsaEncCtx(WOLFSSL* ssl, void *ctx)
+{
+ if (ssl)
+ ssl->RsaEncCtx = ctx;
+}
+
+
+void* wolfSSL_GetRsaEncCtx(WOLFSSL* ssl)
+{
+ if (ssl)
+ return ssl->RsaEncCtx;
+
+ return NULL;
+}
+
+void wolfSSL_CTX_SetRsaDecCb(WOLFSSL_CTX* ctx, CallbackRsaDec cb)
+{
+ if (ctx)
+ ctx->RsaDecCb = cb;
+}
+
+
+void wolfSSL_SetRsaDecCtx(WOLFSSL* ssl, void *ctx)
+{
+ if (ssl)
+ ssl->RsaDecCtx = ctx;
+}
+
+
+void* wolfSSL_GetRsaDecCtx(WOLFSSL* ssl)
+{
+ if (ssl)
+ return ssl->RsaDecCtx;
+
+ return NULL;
+}
+
+
+#endif /* NO_RSA */
+
+#endif /* HAVE_PK_CALLBACKS */
+#endif /* NO_CERTS */
+
+
+#ifdef WOLFSSL_HAVE_WOLFSCEP
+ /* Used by autoconf to see if wolfSCEP is available */
+ void wolfSSL_wolfSCEP(void) {}
+#endif
+
+
+#ifdef WOLFSSL_HAVE_CERT_SERVICE
+ /* Used by autoconf to see if cert service is available */
+ void wolfSSL_cert_service(void) {}
+#endif
+
+
+#ifdef OPENSSL_EXTRA /*Lighttp compatibility*/
+#ifdef HAVE_LIGHTY
+
+ unsigned char *wolfSSL_SHA1(const unsigned char *d, size_t n, unsigned char *md)
+ {
+ (void) *d; (void) n; (void) *md;
+ WOLFSSL_ENTER("wolfSSL_SHA1");
+ WOLFSSL_STUB("wolfssl_SHA1");
+
+ return NULL;
+ }
+
+ char wolfSSL_CTX_use_certificate(WOLFSSL_CTX *ctx, WOLFSSL_X509 *x) {
+ (void)ctx;
+ (void)x;
+ WOLFSSL_ENTER("wolfSSL_CTX_use_certificate");
+ WOLFSSL_STUB("wolfSSL_CTX_use_certificate");
+
+ return 0;
+ }
+
+ int wolfSSL_CTX_use_PrivateKey(WOLFSSL_CTX *ctx, WOLFSSL_EVP_PKEY *pkey) {
+ (void)ctx;
+ (void)pkey;
+ WOLFSSL_ENTER("wolfSSL_CTX_use_PrivateKey");
+ WOLFSSL_STUB("wolfSSL_CTX_use_PrivateKey");
+
+ return 0;
+ }
+
+
+ int wolfSSL_BIO_read_filename(WOLFSSL_BIO *b, const char *name) {
+ (void)b;
+ (void)name;
+ WOLFSSL_ENTER("wolfSSL_BIO_read_filename");
+ WOLFSSL_STUB("wolfSSL_BIO_read_filename");
+
+ return 0;
+ }
+
+ WOLFSSL_BIO_METHOD* wolfSSL_BIO_s_file(void) {
+ WOLFSSL_ENTER("wolfSSL_BIO_s_file");
+ WOLFSSL_STUB("wolfSSL_BIO_s_file");
+
+ return NULL;
+ }
+
+ const char * wolf_OBJ_nid2sn(int n) {
+ (void)n;
+ WOLFSSL_ENTER("wolf_OBJ_nid2sn");
+ WOLFSSL_STUB("wolf_OBJ_nid2sn");
+
+ return 0;
+ }
+
+ int wolf_OBJ_obj2nid(const WOLFSSL_ASN1_OBJECT *o) {
+ (void)o;
+ WOLFSSL_ENTER("wolf_OBJ_obj2nid");
+ WOLFSSL_STUB("wolf_OBJ_obj2nid");
+
+ return 0;
+ }
+
+ int wolf_OBJ_sn2nid(const char *sn) {
+ (void)sn;
+ WOLFSSL_ENTER("wolf_OBJ_osn2nid");
+ WOLFSSL_STUB("wolf_OBJ_osn2nid");
+
+ return 0;
+ }
+
+
+ WOLFSSL_X509 *PEM_read_bio_WOLFSSL_X509(WOLFSSL_BIO *bp, WOLFSSL_X509 **x, pem_password_cb *cb, void *u) {
+ (void)bp;
+ (void)x;
+ (void)cb;
+ (void)u;
+ WOLFSSL_ENTER("PEM_read_bio_WOLFSSL_X509");
+ WOLFSSL_STUB("PEM_read_bio_WOLFSSL_X509");
+
+ return NULL;
+ }
+
+ void wolfSSL_CTX_set_verify_depth(WOLFSSL_CTX *ctx, int depth) {
+ (void)ctx;
+ (void)depth;
+ WOLFSSL_ENTER("wolfSSL_CTX_set_verify_depth");
+ WOLFSSL_STUB("wolfSSL_CTX_set_verify_depth");
+
+ }
+
+ void* wolfSSL_get_app_data( const WOLFSSL *ssl)
+ {
+ /* checkout exdata stuff... */
+ (void)ssl;
+ WOLFSSL_ENTER("wolfSSL_get_app_data");
+ WOLFSSL_STUB("wolfSSL_get_app_data");
+
+ return 0;
+ }
+
+ void wolfSSL_set_app_data(WOLFSSL *ssl, void *arg) {
+ (void)ssl;
+ (void)arg;
+ WOLFSSL_ENTER("wolfSSL_set_app_data");
+ WOLFSSL_STUB("wolfSSL_set_app_data");
+ }
+
+ WOLFSSL_ASN1_OBJECT * wolfSSL_X509_NAME_ENTRY_get_object(WOLFSSL_X509_NAME_ENTRY *ne) {
+ (void)ne;
+ WOLFSSL_ENTER("wolfSSL_X509_NAME_ENTRY_get_object");
+ WOLFSSL_STUB("wolfSSL_X509_NAME_ENTRY_get_object");
+
+ return NULL;
+ }
+
+ WOLFSSL_X509_NAME_ENTRY *wolfSSL_X509_NAME_get_entry(WOLFSSL_X509_NAME *name, int loc) {
+ (void)name;
+ (void)loc;
+ WOLFSSL_ENTER("wolfSSL_X509_NAME_get_entry");
+ WOLFSSL_STUB("wolfSSL_X509_NAME_get_entry");
+
+ return NULL;
+ }
+
+ void wolfSSL_X509_NAME_free(WOLFSSL_X509_NAME *name){
+ FreeX509Name(name);
+ WOLFSSL_ENTER("wolfSSL_X509_NAME_free");
+ WOLFSSL_STUB("wolfSSL_X509_NAME_free");
+ }
+
+ void wolfSSL_sk_X509_NAME_pop_free(STACK_OF(WOLFSSL_X509_NAME)* sk, void f (WOLFSSL_X509_NAME*)){
+ (void) sk;
+ (void) f;
+ WOLFSSL_ENTER("wolfSSL_sk_X509_NAME_pop_free");
+ WOLFSSL_STUB("wolfSSL_sk_X509_NAME_pop_free");
+ }
+
+ int wolfSSL_X509_check_private_key(WOLFSSL_X509 *x509, WOLFSSL_EVP_PKEY *key){
+ (void) x509;
+ (void) key;
+ WOLFSSL_ENTER("wolfSSL_X509_check_private_key");
+ WOLFSSL_STUB("wolfSSL_X509_check_private_key");
+
+ return SSL_SUCCESS;
+ }
+
+ STACK_OF(WOLFSSL_X509_NAME) *wolfSSL_dup_CA_list( STACK_OF(WOLFSSL_X509_NAME) *sk ){
+ (void) sk;
+ WOLFSSL_ENTER("wolfSSL_dup_CA_list");
+ WOLFSSL_STUB("wolfSSL_dup_CA_list");
+
+ return NULL;
+ }
+
+#endif
+#endif
+
+
+#ifdef OPENSSL_EXTRA
+void* wolfSSL_CTX_get_ex_data(const WOLFSSL_CTX* ctx, int idx)
+{
+ WOLFSSL_ENTER("wolfSSL_CTX_get_ex_data");
+ #ifdef HAVE_STUNNEL
+ if(ctx != NULL && idx < MAX_EX_DATA && idx >= 0) {
+ return ctx->ex_data[idx];
+ }
+ #else
+ (void)ctx;
+ (void)idx;
+ #endif
+ return NULL;
+}
+
+
+int wolfSSL_CTX_get_ex_new_index(long idx, void* arg, void* a, void* b,
+ void* c)
+{
+ WOLFSSL_ENTER("wolfSSL_CTX_get_ex_new_index");
+ (void)idx;
+ (void)arg;
+ (void)a;
+ (void)b;
+ (void)c;
+ return 0;
+}
+
+
+int wolfSSL_CTX_set_ex_data(WOLFSSL_CTX* ctx, int idx, void* data)
+{
+ WOLFSSL_ENTER("wolfSSL_CTX_set_ex_data");
+ #ifdef HAVE_STUNNEL
+ if (ctx != NULL && idx < MAX_EX_DATA)
+ {
+ ctx->ex_data[idx] = data;
+ return SSL_SUCCESS;
+ }
+ #else
+ (void)ctx;
+ (void)idx;
+ (void)data;
+ #endif
+ return SSL_FAILURE;
+}
+
+
+int wolfSSL_set_ex_data(WOLFSSL* ssl, int idx, void* data)
+{
+ WOLFSSL_ENTER("wolfSSL_set_ex_data");
+#if defined(FORTRESS) || defined(HAVE_STUNNEL)
+ if (ssl != NULL && idx < MAX_EX_DATA)
+ {
+ ssl->ex_data[idx] = data;
+ return SSL_SUCCESS;
+ }
+#else
+ (void)ssl;
+ (void)idx;
+ (void)data;
+#endif
+ return SSL_FAILURE;
+}
+
+
+int wolfSSL_get_ex_new_index(long idx, void* data, void* cb1, void* cb2,
+ void* cb3)
+{
+ WOLFSSL_ENTER("wolfSSL_get_ex_new_index");
+ (void)idx;
+ (void)data;
+ (void)cb1;
+ (void)cb2;
+ (void)cb3;
+ return 0;
+}
+
+
+void* wolfSSL_get_ex_data(const WOLFSSL* ssl, int idx)
+{
+ WOLFSSL_ENTER("wolfSSL_get_ex_data");
+#if defined(FORTRESS) || defined(HAVE_STUNNEL)
+ if (ssl != NULL && idx < MAX_EX_DATA && idx >= 0)
+ return ssl->ex_data[idx];
+#else
+ (void)ssl;
+ (void)idx;
+#endif
+ return 0;
+}
+#endif /* OPENSSL_EXTRA */
+
+
+#if defined(HAVE_LIGHTY) || defined(HAVE_STUNNEL)
+char * wolf_OBJ_nid2ln(int n) {
+ (void)n;
+ WOLFSSL_ENTER("wolf_OBJ_nid2ln");
+ WOLFSSL_STUB("wolf_OBJ_nid2ln");
+
+ return NULL;
+}
+
+int wolf_OBJ_txt2nid(const char* s) {
+ (void)s;
+ WOLFSSL_ENTER("wolf_OBJ_txt2nid");
+ WOLFSSL_STUB("wolf_OBJ_txt2nid");
+
+ return 0;
+}
+
+
+WOLFSSL_BIO *wolfSSL_BIO_new_file(const char *filename, const char *mode) {
+ (void)filename;
+ (void)mode;
+ WOLFSSL_ENTER("wolfSSL_BIO_new_file");
+ WOLFSSL_STUB("wolfSSL_BIO_new_file");
+
+ return NULL;
+}
+
+
+WOLFSSL_DH *wolfSSL_PEM_read_bio_DHparams(WOLFSSL_BIO *bp, WOLFSSL_DH **x, pem_password_cb *cb, void *u)
+{
+ (void) bp;
+ (void) x;
+ (void) cb;
+ (void) u;
+
+ WOLFSSL_ENTER("wolfSSL_PEM_read_bio_DHparams");
+ WOLFSSL_STUB("wolfSSL_PEM_read_bio_DHparams");
+
+ return NULL;
+}
+
+int PEM_write_bio_WOLFSSL_X509(WOLFSSL_BIO *bp, WOLFSSL_X509 *x) {
+ (void)bp;
+ (void)x;
+ WOLFSSL_ENTER("PEM_write_bio_WOLFSSL_X509");
+ WOLFSSL_STUB("PEM_write_bio_WOLFSSL_X509");
+
+ return 0;
+}
+
+
+#ifndef NO_DH
+/* Intialize ctx->dh with dh's params. Return SSL_SUCCESS on ok */
+long wolfSSL_CTX_set_tmp_dh(WOLFSSL_CTX* ctx, WOLFSSL_DH* dh)
+{
+ int pSz, gSz;
+ byte *p, *g;
+ int ret=0;
+
+ WOLFSSL_ENTER("wolfSSL_CTX_set_tmp_dh");
+
+ if(!ctx || !dh)
+ return BAD_FUNC_ARG;
+
+ /* Get needed size for p and g */
+ pSz = wolfSSL_BN_bn2bin(dh->p, NULL);
+ gSz = wolfSSL_BN_bn2bin(dh->g, NULL);
+
+ if(pSz <= 0 || gSz <= 0)
+ return SSL_FATAL_ERROR;
+
+ p = (byte*)XMALLOC(pSz, ctx->heap, DYNAMIC_TYPE_DH);
+ if(!p)
+ return MEMORY_E;
+
+ g = (byte*)XMALLOC(gSz, ctx->heap, DYNAMIC_TYPE_DH);
+ if(!g) {
+ XFREE(p, ctx->heap, DYNAMIC_TYPE_DH);
+ return MEMORY_E;
+ }
+
+ pSz = wolfSSL_BN_bn2bin(dh->p, p);
+ gSz = wolfSSL_BN_bn2bin(dh->g, g);
+
+ if(pSz >= 0 && gSz >= 0) /* Conversion successful */
+ ret = wolfSSL_CTX_SetTmpDH(ctx, p, pSz, g, gSz);
+
+ XFREE(p, ctx->heap, DYNAMIC_TYPE_DH);
+ XFREE(g, ctx->heap, DYNAMIC_TYPE_DH);
+
+ return pSz > 0 && gSz > 0 ? ret : SSL_FATAL_ERROR;
+}
+#endif /* NO_DH */
+#endif /* HAVE_LIGHTY || HAVE_STUNNEL */
+
+
+/* stunnel compatibility functions*/
+#if defined(OPENSSL_EXTRA) && defined(HAVE_STUNNEL)
+void WOLFSSL_ERR_remove_thread_state(void* pid)
+{
+ (void) pid;
+ return;
+}
+
+
+int wolfSSL_SESSION_set_ex_data(WOLFSSL_SESSION* session, int idx, void* data)
+{
+ WOLFSSL_ENTER("wolfSSL_SESSION_set_ex_data");
+ if(session != NULL && idx < MAX_EX_DATA) {
+ session->ex_data[idx] = data;
+ return SSL_SUCCESS;
+ }
+ return SSL_FAILURE;
+}
+
+
+int wolfSSL_SESSION_get_ex_new_index(long idx, void* data, void* cb1,
+ void* cb2, CRYPTO_free_func* cb3)
+{
+ WOLFSSL_ENTER("wolfSSL_SESSION_get_ex_new_index");
+ (void)idx;
+ (void)cb1;
+ (void)cb2;
+ (void)cb3;
+ if(XSTRNCMP((const char*)data, "redirect index", 14) == 0) {
+ return 0;
+ }
+ else if(XSTRNCMP((const char*)data, "addr index", 10) == 0) {
+ return 1;
+ }
+ return SSL_FAILURE;
+}
+
+
+void* wolfSSL_SESSION_get_ex_data(const WOLFSSL_SESSION* session, int idx)
+{
+ WOLFSSL_ENTER("wolfSSL_SESSION_get_ex_data");
+ if (session != NULL && idx < MAX_EX_DATA && idx >= 0)
+ return session->ex_data[idx];
+ return NULL;
+}
+
+
+int wolfSSL_CRYPTO_set_mem_ex_functions(void *(*m) (size_t, const char *, int),
+ void *(*r) (void *, size_t, const char *,
+ int), void (*f) (void *))
+{
+ (void) m;
+ (void) r;
+ (void) f;
+ WOLFSSL_ENTER("wolfSSL_CRYPTO_set_mem_ex_functions");
+ WOLFSSL_STUB("wolfSSL_CRYPTO_set_mem_ex_functions");
+
+ return SSL_FAILURE;
+}
+
+
+WOLFSSL_DH *wolfSSL_DH_generate_parameters(int prime_len, int generator,
+ void (*callback) (int, int, void *), void *cb_arg)
+{
+ (void)prime_len;
+ (void)generator;
+ (void)callback;
+ (void)cb_arg;
+ WOLFSSL_ENTER("wolfSSL_DH_generate_parameters");
+ WOLFSSL_STUB("wolfSSL_DH_generate_parameters");
+
+ return NULL;
+}
+
+int wolfSSL_DH_generate_parameters_ex(WOLFSSL_DH* dh, int prime_len, int generator,
+ void (*callback) (int, int, void *))
+{
+ (void)prime_len;
+ (void)generator;
+ (void)callback;
+ (void)dh;
+ WOLFSSL_ENTER("wolfSSL_DH_generate_parameters_ex");
+ WOLFSSL_STUB("wolfSSL_DH_generate_parameters_ex");
+
+ return -1;
+}
+
+
+void wolfSSL_ERR_load_crypto_strings(void)
+{
+ WOLFSSL_ENTER("wolfSSL_ERR_load_crypto_strings");
+ WOLFSSL_ENTER("wolfSSL_ERR_load_crypto_strings");
+ return;
+}
+
+
+unsigned long wolfSSL_ERR_peek_last_error(void)
+{
+ unsigned long l = 0UL;
+ WOLFSSL_ENTER("wolfSSL_ERR_peek_last_error");
+ WOLFSSL_STUB("wolfSSL_ERR_peek_last_error");
+
+ return l;
+}
+
+
+int wolfSSL_FIPS_mode(void)
+{
+ WOLFSSL_ENTER("wolfSSL_FIPS_mode");
+ WOLFSSL_STUB("wolfSSL_FIPS_mode");
+
+ return SSL_FAILURE;
+}
+
+int wolfSSL_FIPS_mode_set(int r)
+{
+ (void)r;
+ WOLFSSL_ENTER("wolfSSL_FIPS_mode_set");
+ WOLFSSL_STUB("wolfSSL_FIPS_mode_set");
+
+ return SSL_FAILURE;
+}
+
+
+int wolfSSL_RAND_set_rand_method(const void *meth)
+{
+ (void) meth;
+ WOLFSSL_ENTER("wolfSSL_RAND_set_rand_method");
+ WOLFSSL_STUB("wolfSSL_RAND_set_rand_method");
+
+ return SSL_FAILURE;
+}
+
+
+int wolfSSL_CIPHER_get_bits(const WOLFSSL_CIPHER *c, int *alg_bits)
+{
+ int ret = SSL_FAILURE;
+ WOLFSSL_ENTER("wolfSSL_CIPHER_get_bits");
+ if(c != NULL && c->ssl != NULL) {
+ ret = 8 * c->ssl->specs.key_size;
+ if(alg_bits != NULL) {
+ *alg_bits = ret;
+ }
+ }
+ return ret;
+}
+
+
+int wolfSSL_sk_X509_NAME_num(const STACK_OF(WOLFSSL_X509_NAME) *s)
+{
+ (void) s;
+ WOLFSSL_ENTER("wolfSSL_sk_X509_NAME_num");
+ WOLFSSL_STUB("wolfSSL_sk_X509_NAME_num");
+
+ return SSL_FAILURE;
+}
+
+
+int wolfSSL_sk_X509_num(const STACK_OF(WOLFSSL_X509) *s)
+{
+ (void) s;
+ WOLFSSL_ENTER("wolfSSL_sk_X509_num");
+ WOLFSSL_STUB("wolfSSL_sk_X509_num");
+
+ return SSL_FAILURE;
+}
+
+
+int wolfSSL_X509_NAME_print_ex(WOLFSSL_BIO* bio, WOLFSSL_X509_NAME* nm,
+ int indent, unsigned long flags)
+{
+ (void)bio;
+ (void)nm;
+ (void)indent;
+ (void)flags;
+ WOLFSSL_ENTER("wolfSSL_X509_NAME_print_ex");
+ WOLFSSL_STUB("wolfSSL_X509_NAME_print_ex");
+
+ return SSL_FAILURE;
+}
+
+
+WOLFSSL_ASN1_BIT_STRING* wolfSSL_X509_get0_pubkey_bitstr(const WOLFSSL_X509* x)
+{
+ (void)x;
+ WOLFSSL_ENTER("wolfSSL_X509_get0_pubkey_bitstr");
+ WOLFSSL_STUB("wolfSSL_X509_get0_pubkey_bitstr");
+
+ return NULL;
+}
+
+
+int wolfSSL_CTX_add_session(WOLFSSL_CTX* ctx, WOLFSSL_SESSION* session)
+{
+ (void)ctx;
+ (void)session;
+ WOLFSSL_ENTER("wolfSSL_CTX_add_session");
+ WOLFSSL_STUB("wolfSSL_CTX_add_session");
+
+ return SSL_SUCCESS;
+}
+
+
+int wolfSSL_get_state(const WOLFSSL* ssl)
+{
+ (void)ssl;
+ WOLFSSL_ENTER("wolfSSL_get_state");
+ WOLFSSL_STUB("wolfSSL_get_state");
+
+ return SSL_FAILURE;
+}
+
+
+void* wolfSSL_sk_X509_NAME_value(STACK_OF(WOLFSSL_X509_NAME)* sk, int i)
+{
+ (void)sk;
+ (void)i;
+ WOLFSSL_ENTER("wolfSSL_sk_X509_NAME_value");
+ WOLFSSL_STUB("wolfSSL_sk_X509_NAME_value");
+
+ return NULL;
+}
+
+
+void* wolfSSL_sk_X509_value(STACK_OF(WOLFSSL_X509)* sk, int i)
+{
+ (void)sk;
+ (void)i;
+ WOLFSSL_ENTER("wolfSSL_sk_X509_value");
+ WOLFSSL_STUB("wolfSSL_sk_X509_value");
+
+ return NULL;
+}
+
+
+int wolfSSL_version(WOLFSSL* ssl)
+{
+ WOLFSSL_ENTER("wolfSSL_version");
+ if (ssl->version.major == SSLv3_MAJOR) {
+ switch (ssl->version.minor) {
+ case SSLv3_MINOR :
+ return SSL3_VERSION;
+ case TLSv1_MINOR :
+ case TLSv1_1_MINOR :
+ case TLSv1_2_MINOR :
+ return TLS1_VERSION;
+ default:
+ return SSL_FAILURE;
+ }
+ }
+ else if (ssl->version.major == DTLS_MAJOR) {
+ switch (ssl->version.minor) {
+ case DTLS_MINOR :
+ case DTLSv1_2_MINOR :
+ return DTLS1_VERSION;
+ default:
+ return SSL_FAILURE;
+ }
+ }
+ return SSL_FAILURE;
+}
+
+
+STACK_OF(WOLFSSL_X509)* wolfSSL_get_peer_cert_chain(const WOLFSSL* ssl)
+{
+ (void)ssl;
+ WOLFSSL_ENTER("wolfSSL_get_peer_cert_chain");
+ WOLFSSL_STUB("wolfSSL_get_peer_cert_chain");
+
+ return NULL;
+}
+
+
+long wolfSSL_CTX_get_options(WOLFSSL_CTX* ctx)
+{
+ (void)ctx;
+ WOLFSSL_ENTER("wolfSSL_CTX_get_options");
+ WOLFSSL_STUB("wolfSSL_CTX_get_options");
+
+ return 0;
+}
+
+
+WOLFSSL_CTX* wolfSSL_get_SSL_CTX(WOLFSSL* ssl)
+{
+ WOLFSSL_ENTER("wolfSSL_get_SSL_CTX");
+ return ssl->ctx;
+}
+
+int wolfSSL_X509_NAME_get_sz(WOLFSSL_X509_NAME* name)
+{
+ WOLFSSL_ENTER("wolfSSL_X509_NAME_get_sz");
+ if(!name)
+ return -1;
+ return name->sz;
+}
+
+
+const byte* wolfSSL_SESSION_get_id(WOLFSSL_SESSION* sess, unsigned int* idLen)
+{
+ WOLFSSL_ENTER("wolfSSL_SESSION_get_id");
+ WOLFSSL_STUB("wolfSSL_SESSION_get_id");
+ if(!sess || !idLen) {
+ WOLFSSL_MSG("Bad func args. Please provide idLen");
+ return NULL;
+ }
+ *idLen = sess->sessionIDSz;
+ return sess->sessionID;
+}
+
+#ifdef HAVE_SNI
+int wolfSSL_set_tlsext_host_name(WOLFSSL* ssl, const char* host_name)
+{
+ int ret;
+ WOLFSSL_ENTER("wolfSSL_set_tlsext_host_name");
+ ret = wolfSSL_UseSNI(ssl, WOLFSSL_SNI_HOST_NAME,
+ host_name, XSTRLEN(host_name));
+ WOLFSSL_LEAVE("wolfSSL_set_tlsext_host_name", ret);
+ return ret;
+}
+
+
+const char * wolfSSL_get_servername(WOLFSSL* ssl, byte type)
+{
+ void * serverName = NULL;
+ if (ssl == NULL)
+ return NULL;
+ TLSX_SNI_GetRequest(ssl->extensions, type, &serverName);
+ return (const char *)serverName;
+}
+#endif /* HAVE_SNI */
+
+
+WOLFSSL_CTX* wolfSSL_set_SSL_CTX(WOLFSSL* ssl, WOLFSSL_CTX* ctx)
+{
+ if (ssl && ctx && SetSSL_CTX(ssl, ctx) == SSL_SUCCESS)
+ return ssl->ctx;
+ return NULL;
+}
+
+
+VerifyCallback wolfSSL_CTX_get_verify_callback(WOLFSSL_CTX* ctx)
+{
+ WOLFSSL_ENTER("wolfSSL_CTX_get_verify_callback");
+ if(ctx)
+ return ctx->verifyCallback;
+ return NULL;
+}
+
+
+void wolfSSL_CTX_set_servername_callback(WOLFSSL_CTX* ctx, CallbackSniRecv cb)
+{
+ WOLFSSL_ENTER("wolfSSL_CTX_set_servername_callback");
+ if (ctx)
+ ctx->sniRecvCb = cb;
+}
+
+
+void wolfSSL_CTX_set_servername_arg(WOLFSSL_CTX* ctx, void* arg)
+{
+ WOLFSSL_ENTER("wolfSSL_CTX_set_servername_arg");
+ if (ctx)
+ ctx->sniRecvCbArg = arg;
+}
+
+
+long wolfSSL_CTX_clear_options(WOLFSSL_CTX* ctx, long opt)
+{
+ WOLFSSL_ENTER("SSL_CTX_clear_options");
+ WOLFSSL_STUB("SSL_CTX_clear_options");
+ (void)ctx;
+ (void)opt;
+ return opt;
+}
+
+void wolfSSL_THREADID_set_callback(void(*threadid_func)(void*))
+{
+ WOLFSSL_ENTER("wolfSSL_THREADID_set_callback");
+ WOLFSSL_STUB("wolfSSL_THREADID_set_callback");
+ (void)threadid_func;
+ return;
+}
+
+void wolfSSL_THREADID_set_numeric(void* id, unsigned long val)
+{
+ WOLFSSL_ENTER("wolfSSL_THREADID_set_numeric");
+ WOLFSSL_STUB("wolfSSL_THREADID_set_numeric");
+ (void)id;
+ (void)val;
+ return;
+}
+
+
+WOLFSSL_X509* wolfSSL_X509_STORE_get1_certs(WOLFSSL_X509_STORE_CTX* ctx,
+ WOLFSSL_X509_NAME* name)
+{
+ WOLFSSL_ENTER("wolfSSL_X509_STORE_get1_certs");
+ WOLFSSL_STUB("wolfSSL_X509_STORE_get1_certs");
+ (void)ctx;
+ (void)name;
+ return NULL;
+}
+
+void wolfSSL_sk_X509_pop_free(STACK_OF(WOLFSSL_X509)* sk, void f (WOLFSSL_X509*)){
+ (void) sk;
+ (void) f;
+ WOLFSSL_ENTER("wolfSSL_sk_X509_pop_free");
+ WOLFSSL_STUB("wolfSSL_sk_X509_pop_free");
+}
+
+#endif /* OPENSSL_EXTRA and HAVE_STUNNEL */
+
+
+#if (defined(OPENSSL_EXTRA) && defined(HAVE_STUNNEL)) \
+ || defined(WOLFSSL_MYSQL_COMPATIBLE)
+int wolfSSL_CTX_get_verify_mode(WOLFSSL_CTX* ctx)
+{
+ int mode = 0;
+ WOLFSSL_ENTER("wolfSSL_CTX_get_verify_mode");
+
+ if(!ctx)
+ return SSL_FATAL_ERROR;
+
+ if (ctx->verifyPeer)
+ mode |= SSL_VERIFY_PEER;
+ else if (ctx->verifyNone)
+ mode |= SSL_VERIFY_NONE;
+
+ if (ctx->failNoCert)
+ mode |= SSL_VERIFY_FAIL_IF_NO_PEER_CERT;
+
+ if (ctx->failNoCertxPSK)
+ mode |= SSL_VERIFY_FAIL_EXCEPT_PSK;
+
+ WOLFSSL_LEAVE("wolfSSL_CTX_get_verify_mode", mode);
+ return mode;
+}
+#endif
+
+#if defined(OPENSSL_EXTRA) && defined(HAVE_CURVE25519)
+/* return 1 if success, 0 if error
+ * output keys are little endian format
+ */
+int wolfSSL_EC25519_generate_key(unsigned char *priv, unsigned int *privSz,
+ unsigned char *pub, unsigned int *pubSz)
+{
+#ifndef WOLFSSL_KEY_GEN
+ WOLFSSL_MSG("No Key Gen built in");
+ (void) priv;
+ (void) privSz;
+ (void) pub;
+ (void) pubSz;
+ return SSL_FAILURE;
+#else /* WOLFSSL_KEY_GEN */
+ int ret = SSL_FAILURE;
+ int initTmpRng = 0;
+ WC_RNG *rng = NULL;
+#ifdef WOLFSSL_SMALL_STACK
+ WC_RNG *tmpRNG = NULL;
+#else
+ WC_RNG tmpRNG[1];
+#endif
+
+ WOLFSSL_ENTER("wolfSSL_EC25519_generate_key");
+
+ if (priv == NULL || privSz == NULL || *privSz < CURVE25519_KEYSIZE ||
+ pub == NULL || pubSz == NULL || *pubSz < CURVE25519_KEYSIZE) {
+ WOLFSSL_MSG("Bad arguments");
+ return SSL_FAILURE;
+ }
+
+#ifdef WOLFSSL_SMALL_STACK
+ tmpRNG = (WC_RNG*)XMALLOC(sizeof(WC_RNG), NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ if (tmpRNG == NULL)
+ return SSL_FAILURE;
+#endif
+ if (wc_InitRng(tmpRNG) == 0) {
+ rng = tmpRNG;
+ initTmpRng = 1;
+ }
+ else {
+ WOLFSSL_MSG("Bad RNG Init, trying global");
+ if (initGlobalRNG == 0)
+ WOLFSSL_MSG("Global RNG no Init");
+ else
+ rng = &globalRNG;
+ }
+
+ if (rng) {
+ curve25519_key key;
+
+ if (wc_curve25519_init(&key) != MP_OKAY)
+ WOLFSSL_MSG("wc_curve25519_init failed");
+ else if (wc_curve25519_make_key(rng, CURVE25519_KEYSIZE, &key)!=MP_OKAY)
+ WOLFSSL_MSG("wc_curve25519_make_key failed");
+ /* export key pair */
+ else if (wc_curve25519_export_key_raw_ex(&key, priv, privSz, pub,
+ pubSz, EC25519_LITTLE_ENDIAN)
+ != MP_OKAY)
+ WOLFSSL_MSG("wc_curve25519_export_key_raw_ex failed");
+ else
+ ret = SSL_SUCCESS;
+
+ wc_curve25519_free(&key);
+ }
+
+ if (initTmpRng)
+ wc_FreeRng(tmpRNG);
+
+#ifdef WOLFSSL_SMALL_STACK
+ XFREE(tmpRNG, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+#endif
+
+ return ret;
+#endif /* WOLFSSL_KEY_GEN */
+}
+
+/* return 1 if success, 0 if error
+ * input and output keys are little endian format
+ */
+int wolfSSL_EC25519_shared_key(unsigned char *shared, unsigned int *sharedSz,
+ const unsigned char *priv, unsigned int privSz,
+ const unsigned char *pub, unsigned int pubSz)
+{
+#ifndef WOLFSSL_KEY_GEN
+ WOLFSSL_MSG("No Key Gen built in");
+ (void) shared;
+ (void) sharedSz;
+ (void) priv;
+ (void) privSz;
+ (void) pub;
+ (void) pubSz;
+ return SSL_FAILURE;
+#else /* WOLFSSL_KEY_GEN */
+ int ret = SSL_FAILURE;
+ curve25519_key privkey, pubkey;
+
+ WOLFSSL_ENTER("wolfSSL_EC25519_shared_key");
+
+ if (shared == NULL || sharedSz == NULL || *sharedSz < CURVE25519_KEYSIZE ||
+ priv == NULL || privSz < CURVE25519_KEYSIZE ||
+ pub == NULL || pubSz < CURVE25519_KEYSIZE) {
+ WOLFSSL_MSG("Bad arguments");
+ return SSL_FAILURE;
+ }
+
+ /* import private key */
+ if (wc_curve25519_init(&privkey) != MP_OKAY) {
+ WOLFSSL_MSG("wc_curve25519_init privkey failed");
+ return ret;
+ }
+ if (wc_curve25519_import_private_ex(priv, privSz, &privkey,
+ EC25519_LITTLE_ENDIAN) != MP_OKAY) {
+ WOLFSSL_MSG("wc_curve25519_import_private_ex failed");
+ wc_curve25519_free(&privkey);
+ return ret;
+ }
+
+ /* import public key */
+ if (wc_curve25519_init(&pubkey) != MP_OKAY) {
+ WOLFSSL_MSG("wc_curve25519_init pubkey failed");
+ wc_curve25519_free(&privkey);
+ return ret;
+ }
+ if (wc_curve25519_import_public_ex(pub, pubSz, &pubkey,
+ EC25519_LITTLE_ENDIAN) != MP_OKAY) {
+ WOLFSSL_MSG("wc_curve25519_import_public_ex failed");
+ wc_curve25519_free(&privkey);
+ wc_curve25519_free(&pubkey);
+ return ret;
+ }
+
+ if (wc_curve25519_shared_secret_ex(&privkey, &pubkey,
+ shared, sharedSz,
+ EC25519_LITTLE_ENDIAN) != MP_OKAY)
+ WOLFSSL_MSG("wc_curve25519_shared_secret_ex failed");
+ else
+ ret = SSL_SUCCESS;
+
+ wc_curve25519_free(&privkey);
+ wc_curve25519_free(&pubkey);
+
+ return ret;
+#endif /* WOLFSSL_KEY_GEN */
+}
+#endif /* OPENSSL_EXTRA && HAVE_CURVE25519 */
+
+#if defined(OPENSSL_EXTRA) && defined(HAVE_ED25519)
+/* return 1 if success, 0 if error
+ * output keys are little endian format
+ */
+int wolfSSL_ED25519_generate_key(unsigned char *priv, unsigned int *privSz,
+ unsigned char *pub, unsigned int *pubSz)
+{
+#ifndef WOLFSSL_KEY_GEN
+ WOLFSSL_MSG("No Key Gen built in");
+ (void) priv;
+ (void) privSz;
+ (void) pub;
+ (void) pubSz;
+ return SSL_FAILURE;
+#else /* WOLFSSL_KEY_GEN */
+ int ret = SSL_FAILURE;
+ int initTmpRng = 0;
+ WC_RNG *rng = NULL;
+#ifdef WOLFSSL_SMALL_STACK
+ WC_RNG *tmpRNG = NULL;
+#else
+ WC_RNG tmpRNG[1];
+#endif
+
+ WOLFSSL_ENTER("wolfSSL_ED25519_generate_key");
+
+ if (priv == NULL || privSz == NULL || *privSz < ED25519_PRV_KEY_SIZE ||
+ pub == NULL || pubSz == NULL || *pubSz < ED25519_PUB_KEY_SIZE) {
+ WOLFSSL_MSG("Bad arguments");
+ return SSL_FAILURE;
+ }
+
+#ifdef WOLFSSL_SMALL_STACK
+ tmpRNG = (WC_RNG*)XMALLOC(sizeof(WC_RNG), NULL, DYNAMIC_TYPE_TMP_BUFFER);
+ if (tmpRNG == NULL)
+ return SSL_FATAL_ERROR;
+#endif
+ if (wc_InitRng(tmpRNG) == 0) {
+ rng = tmpRNG;
+ initTmpRng = 1;
+ }
+ else {
+ WOLFSSL_MSG("Bad RNG Init, trying global");
+ if (initGlobalRNG == 0)
+ WOLFSSL_MSG("Global RNG no Init");
+ else
+ rng = &globalRNG;
+ }
+
+ if (rng) {
+ ed25519_key key;
+
+ if (wc_ed25519_init(&key) != MP_OKAY)
+ WOLFSSL_MSG("wc_ed25519_init failed");
+ else if (wc_ed25519_make_key(rng, ED25519_KEY_SIZE, &key)!=MP_OKAY)
+ WOLFSSL_MSG("wc_ed25519_make_key failed");
+ /* export private key */
+ else if (wc_ed25519_export_key(&key, priv, privSz, pub, pubSz)!=MP_OKAY)
+ WOLFSSL_MSG("wc_ed25519_export_key failed");
+ else
+ ret = SSL_SUCCESS;
+
+ wc_ed25519_free(&key);
+ }
+
+ if (initTmpRng)
+ wc_FreeRng(tmpRNG);
+
+#ifdef WOLFSSL_SMALL_STACK
+ XFREE(tmpRNG, NULL, DYNAMIC_TYPE_TMP_BUFFER);
+#endif
+
+ return ret;
+#endif /* WOLFSSL_KEY_GEN */
+}
+
+/* return 1 if success, 0 if error
+ * input and output keys are little endian format
+ * priv is a buffer containing private and public part of key
+ */
+int wolfSSL_ED25519_sign(const unsigned char *msg, unsigned int msgSz,
+ const unsigned char *priv, unsigned int privSz,
+ unsigned char *sig, unsigned int *sigSz)
+{
+#ifndef WOLFSSL_KEY_GEN
+ WOLFSSL_MSG("No Key Gen built in");
+ (void) msg;
+ (void) msgSz;
+ (void) priv;
+ (void) privSz;
+ (void) sig;
+ (void) sigSz;
+ return SSL_FAILURE;
+#else /* WOLFSSL_KEY_GEN */
+ ed25519_key key;
+ int ret = SSL_FAILURE;
+
+ WOLFSSL_ENTER("wolfSSL_ED25519_sign");
+
+ if (priv == NULL || privSz != ED25519_PRV_KEY_SIZE ||
+ msg == NULL || sig == NULL || *sigSz < ED25519_SIG_SIZE) {
+ WOLFSSL_MSG("Bad arguments");
+ return SSL_FAILURE;
+ }
+
+ /* import key */
+ if (wc_ed25519_init(&key) != MP_OKAY) {
+ WOLFSSL_MSG("wc_curve25519_init failed");
+ return ret;
+ }
+ if (wc_ed25519_import_private_key(priv, privSz/2,
+ priv+(privSz/2), ED25519_PUB_KEY_SIZE,
+ &key) != MP_OKAY){
+ WOLFSSL_MSG("wc_ed25519_import_private failed");
+ wc_ed25519_free(&key);
+ return ret;
+ }
+
+ if (wc_ed25519_sign_msg(msg, msgSz, sig, sigSz, &key) != MP_OKAY)
+ WOLFSSL_MSG("wc_curve25519_shared_secret_ex failed");
+ else
+ ret = SSL_SUCCESS;
+
+ wc_ed25519_free(&key);
+
+ return ret;
+#endif /* WOLFSSL_KEY_GEN */
+}
+
+/* return 1 if success, 0 if error
+ * input and output keys are little endian format
+ * pub is a buffer containing public part of key
+ */
+int wolfSSL_ED25519_verify(const unsigned char *msg, unsigned int msgSz,
+ const unsigned char *pub, unsigned int pubSz,
+ const unsigned char *sig, unsigned int sigSz)
+{
+#ifndef WOLFSSL_KEY_GEN
+ WOLFSSL_MSG("No Key Gen built in");
+ (void) msg;
+ (void) msgSz;
+ (void) pub;
+ (void) pubSz;
+ (void) sig;
+ (void) sigSz;
+ return SSL_FAILURE;
+#else /* WOLFSSL_KEY_GEN */
+ ed25519_key key;
+ int ret = SSL_FAILURE, check = 0;
+
+ WOLFSSL_ENTER("wolfSSL_ED25519_verify");
+
+ if (pub == NULL || pubSz != ED25519_PUB_KEY_SIZE ||
+ msg == NULL || sig == NULL || sigSz != ED25519_SIG_SIZE) {
+ WOLFSSL_MSG("Bad arguments");
+ return SSL_FAILURE;
+ }
+
+ /* import key */
+ if (wc_ed25519_init(&key) != MP_OKAY) {
+ WOLFSSL_MSG("wc_curve25519_init failed");
+ return ret;
+ }
+ if (wc_ed25519_import_public(pub, pubSz, &key) != MP_OKAY){
+ WOLFSSL_MSG("wc_ed25519_import_public failed");
+ wc_ed25519_free(&key);
+ return ret;
+ }
+
+ if ((ret = wc_ed25519_verify_msg((byte*)sig, sigSz, msg, msgSz,
+ &check, &key)) != MP_OKAY) {
+ WOLFSSL_MSG("wc_ed25519_verify_msg failed");
+ }
+ else if (!check)
+ WOLFSSL_MSG("wc_ed25519_verify_msg failed (signature invalid)");
+ else
+ ret = SSL_SUCCESS;
+
+ wc_ed25519_free(&key);
+
+ return ret;
+#endif /* WOLFSSL_KEY_GEN */
+}
+
+#endif /* OPENSSL_EXTRA && HAVE_ED25519 */
+
+#ifdef WOLFSSL_JNI
+
+int wolfSSL_set_jobject(WOLFSSL* ssl, void* objPtr)
+{
+ WOLFSSL_ENTER("wolfSSL_set_jobject");
+ if (ssl != NULL)
+ {
+ ssl->jObjectRef = objPtr;
+ return SSL_SUCCESS;
+ }
+ return SSL_FAILURE;
+}
+
+void* wolfSSL_get_jobject(WOLFSSL* ssl)
+{
+ WOLFSSL_ENTER("wolfSSL_get_jobject");
+ if (ssl != NULL)
+ return ssl->jObjectRef;
+ return NULL;
+}
+
+#endif /* WOLFSSL_JNI */
+
+#endif /* WOLFCRYPT_ONLY */
+