Diff: cyassllib/cyassl/ctaocrypt/sha.h

Revision:

0:e979170e02e7

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/cyassllib/cyassl/ctaocrypt/sha.h	Fri Apr 26 16:54:58 2013 +0000
@@ -0,0 +1,65 @@
+/* sha.h
+ *
+ * Copyright (C) 2006-2012 Sawtooth Consulting Ltd.
+ *
+ * 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
+ */
+
+
+#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_CRYPTO
+    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
+};
+
+
+/* Sha digest */
+typedef struct Sha {
+    word32  buffLen;   /* in bytes          */
+    word32  loLen;     /* length in bytes   */
+    word32  hiLen;     /* length in bytes   */
+    word32  digest[SHA_DIGEST_SIZE / sizeof(word32)];
+    word32  buffer[SHA_BLOCK_SIZE  / sizeof(word32)];
+} Sha;
+
+
+CYASSL_API void InitSha(Sha*);
+CYASSL_API void ShaUpdate(Sha*, const byte*, word32);
+CYASSL_API void ShaFinal(Sha*, byte*);
+
+
+#ifdef __cplusplus
+    } /* extern "C" */
+#endif
+
+#endif /* CTAO_CRYPT_SHA_H */
+