Diff: cyassl/ctaocrypt/des3.h

Revision:

0:b86d15c6ba29

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/cyassl/ctaocrypt/des3.h	Mon Jan 19 21:45:42 2015 +0000
@@ -0,0 +1,131 @@
+/* des3.h
+ *
+ * Copyright (C) 2006-2014 wolfSSL Inc.
+ *
+ * This file is part of CyaSSL.
+ *
+ * CyaSSL 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.
+ *
+ * CyaSSL 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 02110-1301, USA
+ */
+
+
+#ifndef NO_DES3
+
+#ifndef CTAO_CRYPT_DES3_H
+#define CTAO_CRYPT_DES3_H
+
+
+#include <cyassl/ctaocrypt/types.h>
+
+
+#ifdef __cplusplus
+    extern "C" {
+#endif
+
+#define CYASSL_3DES_CAVIUM_MAGIC 0xBEEF0003
+
+enum {
+    DES_ENC_TYPE    = 2,     /* cipher unique type */
+    DES3_ENC_TYPE   = 3,     /* cipher unique type */
+    DES_BLOCK_SIZE  = 8,
+    DES_KS_SIZE     = 32,
+
+    DES_ENCRYPTION  = 0,
+    DES_DECRYPTION  = 1
+};
+
+#define DES_IVLEN 8
+#define DES_KEYLEN 8
+#define DES3_IVLEN 8
+#define DES3_KEYLEN 24
+
+
+#ifdef STM32F2_CRYPTO
+enum {
+    DES_CBC = 0,
+    DES_ECB = 1
+};
+#endif
+
+
+/* DES encryption and decryption */
+typedef struct Des {
+    word32 reg[DES_BLOCK_SIZE / sizeof(word32)];      /* for CBC mode */
+    word32 tmp[DES_BLOCK_SIZE / sizeof(word32)];      /* same         */
+    word32 key[DES_KS_SIZE];
+} Des;
+
+
+/* DES3 encryption and decryption */
+typedef struct Des3 {
+    word32 key[3][DES_KS_SIZE];
+    word32 reg[DES_BLOCK_SIZE / sizeof(word32)];      /* for CBC mode */
+    word32 tmp[DES_BLOCK_SIZE / sizeof(word32)];      /* same         */
+#ifdef HAVE_CAVIUM
+    int     devId;           /* nitrox device id */
+    word32  magic;           /* using cavium magic */
+    word64  contextHandle;   /* nitrox context memory handle */
+#endif
+} Des3;
+
+
+CYASSL_API int  Des_SetKey(Des* des, const byte* key, const byte* iv, int dir);
+CYASSL_API void Des_SetIV(Des* des, const byte* iv);
+CYASSL_API int  Des_CbcEncrypt(Des* des, byte* out, const byte* in, word32 sz);
+CYASSL_API int  Des_CbcDecrypt(Des* des, byte* out, const byte* in, word32 sz);
+CYASSL_API int  Des_EcbEncrypt(Des* des, byte* out, const byte* in, word32 sz);
+CYASSL_API int  Des_CbcDecryptWithKey(byte* out, const byte* in, word32 sz,
+                                               const byte* key, const byte* iv);
+
+CYASSL_API int  Des3_SetKey(Des3* des, const byte* key, const byte* iv,int dir);
+CYASSL_API int  Des3_SetIV(Des3* des, const byte* iv);
+CYASSL_API int  Des3_CbcEncrypt(Des3* des, byte* out, const byte* in,word32 sz);
+CYASSL_API int  Des3_CbcDecrypt(Des3* des, byte* out, const byte* in,word32 sz);
+CYASSL_API int  Des3_CbcDecryptWithKey(byte* out, const byte* in, word32 sz,
+                                               const byte* key, const byte* iv);
+
+
+#ifdef HAVE_CAVIUM
+    CYASSL_API int  Des3_InitCavium(Des3*, int);
+    CYASSL_API void Des3_FreeCavium(Des3*);
+#endif
+
+
+#ifdef HAVE_FIPS
+    /* fips wrapper calls, user can call direct */
+    CYASSL_API int  Des3_SetKey_fips(Des3* des, const byte* key, const byte* iv,
+                                     int dir);
+    CYASSL_API int  Des3_SetIV_fips(Des3* des, const byte* iv);
+    CYASSL_API int  Des3_CbcEncrypt_fips(Des3* des, byte* out, const byte* in,
+                                         word32 sz);
+    CYASSL_API int  Des3_CbcDecrypt_fips(Des3* des, byte* out, const byte* in,
+                                         word32 sz);
+    #ifndef FIPS_NO_WRAPPERS
+        /* if not impl or fips.c impl wrapper force fips calls if fips build */
+        #define Des3_SetKey     Des3_SetKey_fips
+        #define Des3_SetIV      Des3_SetIV_fips
+        #define Des3_CbcEncrypt Des3_CbcEncrypt_fips
+        #define Des3_CbcDecrypt Des3_CbcDecrypt_fips
+    #endif /* FIPS_NO_WRAPPERS */
+
+#endif /* HAVE_FIPS */
+
+
+#ifdef __cplusplus
+    } /* extern "C" */
+#endif
+
+#endif /* NO_DES3 */
+#endif /* CTAO_CRYPT_DES3_H */
+