Diff: cyassl/ctaocrypt/sha.h

Revision:

0:1239e9b70ca2

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/cyassl/ctaocrypt/sha.h	Sat Jul 12 07:18:23 2014 +0000
@@ -0,0 +1,92 @@
+/* sha.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_SHA
+
+#ifndef CTAO_CRYPT_SHA_H
+#define CTAO_CRYPT_SHA_H
+
+#include <cyassl/ctaocrypt/types.h>
+
+#ifdef __cplusplus
+    extern "C" {
+#endif
+
+
+/* in bytes */
+enum {
+#ifdef STM32F2_HASH
+    SHA_REG_SIZE     =  4,    /* STM32 register size, bytes */
+#endif
+    SHA              =  1,    /* hash type unique */
+    SHA_BLOCK_SIZE   = 64,
+    SHA_DIGEST_SIZE  = 20,
+    SHA_PAD_SIZE     = 56
+};
+
+#ifdef CYASSL_PIC32MZ_HASH
+#include "port/pic32/pic32mz-crypt.h"
+#endif
+
+/* Sha digest */
+typedef struct Sha {
+    word32  buffLen;   /* in bytes          */
+    word32  loLen;     /* length in bytes   */
+    word32  hiLen;     /* length in bytes   */
+    word32  buffer[SHA_BLOCK_SIZE  / sizeof(word32)];
+    #ifndef CYASSL_PIC32MZ_HASH
+        word32  digest[SHA_DIGEST_SIZE / sizeof(word32)];
+    #else
+        word32  digest[PIC32_HASH_SIZE / sizeof(word32)];
+        pic32mz_desc desc; /* Crypt Engine descripter */
+    #endif
+} Sha;
+
+
+CYASSL_API int InitSha(Sha*);
+CYASSL_API int ShaUpdate(Sha*, const byte*, word32);
+CYASSL_API int ShaFinal(Sha*, byte*);
+
+
+#ifdef HAVE_FIPS
+    /* fips wrapper calls, user can call direct */
+    CYASSL_API int InitSha_fips(Sha*);
+    CYASSL_API int ShaUpdate_fips(Sha*, const byte*, word32);
+    CYASSL_API int ShaFinal_fips(Sha*, byte*);
+    #ifndef FIPS_NO_WRAPPERS
+        /* if not impl or fips.c impl wrapper force fips calls if fips build */
+        #define InitSha   InitSha_fips
+        #define ShaUpdate ShaUpdate_fips
+        #define ShaFinal  ShaFinal_fips
+    #endif /* FIPS_NO_WRAPPERS */
+
+#endif /* HAVE_FIPS */
+
+ 
+#ifdef __cplusplus
+    } /* extern "C" */
+#endif
+
+#endif /* CTAO_CRYPT_SHA_H */
+#endif /* NO_SHA */
+
+