Diff: wolfssl/wolfcrypt/hash.h

Revision:

15:117db924cf7c

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/wolfssl/wolfcrypt/hash.h	Sat Aug 18 22:20:43 2018 +0000
@@ -0,0 +1,174 @@
+/* hash.h
+ *
+ * Copyright (C) 2006-2017 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
+ */
+
+/*!
+    \file wolfssl/wolfcrypt/hash.h
+*/
+
+#ifndef WOLF_CRYPT_HASH_H
+#define WOLF_CRYPT_HASH_H
+
+#include <wolfssl/wolfcrypt/types.h>
+
+#ifndef NO_MD5
+    #include <wolfssl/wolfcrypt/md5.h>
+#endif
+#ifndef NO_SHA
+    #include <wolfssl/wolfcrypt/sha.h>
+#endif
+#if defined(WOLFSSL_SHA224) || !defined(NO_SHA256)
+    #include <wolfssl/wolfcrypt/sha256.h>
+#endif
+#if defined(WOLFSSL_SHA384) || defined(WOLFSSL_SHA512)
+    #include <wolfssl/wolfcrypt/sha512.h>
+#endif
+#ifdef HAVE_BLAKE2
+    #include <wolfssl/wolfcrypt/blake2.h>
+#endif
+#ifdef WOLFSSL_SHA3
+    #include <wolfssl/wolfcrypt/sha3.h>
+#endif
+#ifndef NO_MD4
+    #include <wolfssl/wolfcrypt/md4.h>
+#endif
+#ifdef WOLFSSL_MD2
+    #include <wolfssl/wolfcrypt/md2.h>
+#endif
+
+
+#ifdef __cplusplus
+    extern "C" {
+#endif
+
+#if !defined(HAVE_FIPS) && !defined(NO_OLD_WC_NAMES)
+    #define MAX_DIGEST_SIZE WC_MAX_DIGEST_SIZE
+#endif
+
+
+typedef union {
+    #ifndef NO_MD5
+        wc_Md5 md5;
+    #endif
+    #ifndef NO_SHA
+        wc_Sha sha;
+    #endif
+    #ifdef WOLFSSL_SHA224
+        wc_Sha224 sha224;
+    #endif
+    #ifndef NO_SHA256
+        wc_Sha256 sha256;
+    #endif
+    #ifdef WOLFSSL_SHA384
+        wc_Sha384 sha384;
+    #endif
+    #ifdef WOLFSSL_SHA512
+        wc_Sha512 sha512;
+    #endif
+} wc_HashAlg;
+
+/* Find largest possible digest size
+   Note if this gets up to the size of 80 or over check smallstack build */
+#if defined(WOLFSSL_SHA3)
+    #define WC_MAX_DIGEST_SIZE WC_SHA3_512_DIGEST_SIZE
+    #define WC_MAX_BLOCK_SIZE  WC_SHA3_224_BLOCK_SIZE /* 224 is the largest block size */
+#elif defined(WOLFSSL_SHA512)
+    #define WC_MAX_DIGEST_SIZE WC_SHA512_DIGEST_SIZE
+    #define WC_MAX_BLOCK_SIZE  WC_SHA512_BLOCK_SIZE
+#elif defined(HAVE_BLAKE2)
+    #define WC_MAX_DIGEST_SIZE BLAKE2B_OUTBYTES
+    #define WC_MAX_BLOCK_SIZE  BLAKE2B_BLOCKBYTES
+#elif defined(WOLFSSL_SHA384)
+    #define WC_MAX_DIGEST_SIZE WC_SHA384_DIGEST_SIZE
+    #define WC_MAX_BLOCK_SIZE  WC_SHA384_BLOCK_SIZE
+#elif !defined(NO_SHA256)
+    #define WC_MAX_DIGEST_SIZE WC_SHA256_DIGEST_SIZE
+    #define WC_MAX_BLOCK_SIZE  WC_SHA256_BLOCK_SIZE
+#elif defined(WOLFSSL_SHA224)
+    #define WC_MAX_DIGEST_SIZE WC_SHA224_DIGEST_SIZE
+    #define WC_MAX_BLOCK_SIZE  WC_SHA224_BLOCK_SIZE
+#elif !defined(NO_SHA)
+    #define WC_MAX_DIGEST_SIZE WC_SHA_DIGEST_SIZE
+    #define WC_MAX_BLOCK_SIZE  WC_SHA_BLOCK_SIZE
+#elif !defined(NO_MD5)
+    #define WC_MAX_DIGEST_SIZE WC_MD5_DIGEST_SIZE
+    #define WC_MAX_BLOCK_SIZE  WC_MD5_BLOCK_SIZE
+#else
+    #define WC_MAX_DIGEST_SIZE 64 /* default to max size of 64 */
+    #define WC_MAX_BLOCK_SIZE  128
+#endif
+
+#if !defined(NO_ASN) || !defined(NO_DH) || defined(HAVE_ECC)
+WOLFSSL_API int wc_HashGetOID(enum wc_HashType hash_type);
+WOLFSSL_API enum wc_HashType wc_OidGetHash(int oid);
+#endif
+
+WOLFSSL_API enum wc_HashType wc_HashTypeConvert(int hashType);
+
+WOLFSSL_API int wc_HashGetDigestSize(enum wc_HashType hash_type);
+WOLFSSL_API int wc_HashGetBlockSize(enum wc_HashType hash_type);
+WOLFSSL_API int wc_Hash(enum wc_HashType hash_type,
+    const byte* data, word32 data_len,
+    byte* hash, word32 hash_len);
+
+/* generic hash operation wrappers */
+WOLFSSL_API int wc_HashInit(wc_HashAlg* hash, enum wc_HashType type);
+WOLFSSL_API int wc_HashUpdate(wc_HashAlg* hash, enum wc_HashType type,
+    const byte* data, word32 dataSz);
+WOLFSSL_API int wc_HashFinal(wc_HashAlg* hash, enum wc_HashType type,
+    byte* out);
+
+
+#ifndef NO_MD5
+#include <wolfssl/wolfcrypt/md5.h>
+WOLFSSL_API int wc_Md5Hash(const byte* data, word32 len, byte* hash);
+#endif
+
+#ifndef NO_SHA
+#include <wolfssl/wolfcrypt/sha.h>
+WOLFSSL_API int wc_ShaHash(const byte*, word32, byte*);
+#endif
+
+#ifdef WOLFSSL_SHA224
+#include <wolfssl/wolfcrypt/sha256.h>
+WOLFSSL_API int wc_Sha224Hash(const byte*, word32, byte*);
+#endif /* defined(WOLFSSL_SHA224) */
+
+#ifndef NO_SHA256
+#include <wolfssl/wolfcrypt/sha256.h>
+WOLFSSL_API int wc_Sha256Hash(const byte*, word32, byte*);
+#endif
+
+#ifdef WOLFSSL_SHA384
+#include <wolfssl/wolfcrypt/sha512.h>
+WOLFSSL_API int wc_Sha384Hash(const byte*, word32, byte*);
+#endif /* defined(WOLFSSL_SHA384) */
+
+#ifdef WOLFSSL_SHA512
+#include <wolfssl/wolfcrypt/sha512.h>
+WOLFSSL_API int wc_Sha512Hash(const byte*, word32, byte*);
+#endif /* WOLFSSL_SHA512 */
+
+#ifdef __cplusplus
+    } /* extern "C" */
+#endif
+
+#endif /* WOLF_CRYPT_HASH_H */
+