Diff: sha256.h

Revision:

0:5045d2638c29

diff -r 000000000000 -r 5045d2638c29 sha256.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/sha256.h	Sat Feb 05 01:09:17 2011 +0000
@@ -0,0 +1,69 @@
+/* sha256.h
+ *
+ * Copyright (C) 2006-2009 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
+ */
+
+
+/* code submitted by raphael.huck@efixo.com */
+
+
+#ifndef NO_SHA256
+
+#ifndef CTAO_CRYPT_SHA256_H
+#define CTAO_CRYPT_SHA256_H
+
+#include "types.h"
+
+#ifdef __cplusplus
+    extern "C" {
+#endif
+
+
+
+/* in bytes */
+enum {
+    SHA256              =  2,   /* hash type unique */
+    SHA256_BLOCK_SIZE   = 64,
+    SHA256_DIGEST_SIZE  = 32,
+    SHA256_PAD_SIZE     = 56
+};
+
+
+/* Sha256 digest */
+typedef struct Sha256 {
+    word32  buffLen;   /* in bytes          */
+    word32  loLen;     /* length in bytes   */
+    word32  hiLen;     /* length in bytes   */
+    word32  digest[SHA256_DIGEST_SIZE / sizeof(word32)];
+    word32  buffer[SHA256_BLOCK_SIZE  / sizeof(word32)];
+} Sha256;
+
+
+void InitSha256(Sha256*);
+void Sha256Update(Sha256*, const byte*, word32);
+void Sha256Final(Sha256*, byte*);
+
+
+#ifdef __cplusplus
+    } /* extern "C" */
+#endif
+
+#endif /* CTAO_CRYPT_SHA256_H */
+#endif /* NO_SHA256 */
+