adding SHA-512

[arm-crypto-lib.git] / sha512 / sha512.h

diff --git a/sha512/sha512.h b/sha512/sha512.h
new file mode 100644 (file)
index 0000000..d067891
--- /dev/null
+++ b/sha512/sha512.h
@@ -0,0 +1,62 @@
+/* sha512.h */
+/*
+    This file is part of the AVR-Crypto-Lib.
+    Copyright (C) 2011 Daniel Otte (daniel.otte@rub.de)
+
+    This program 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 3 of the License, or
+    (at your option) any later version.
+
+    This program 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, see <http://www.gnu.org/licenses/>.
+*/
+
+#ifndef SHA512_H_
+#define SHA512_H_
+
+#define __LITTLE_ENDIAN__
+
+
+#include <stdint.h>
+
+/** \def SHA256_HASH_BITS
+ * defines the size of a SHA-256 hash value in bits
+ */
+
+/** \def SHA256_HASH_BYTES
+ * defines the size of a SHA-256 hash value in bytes
+ */
+
+/** \def SHA256_BLOCK_BITS
+ * defines the size of a SHA-256 input block in bits
+ */
+
+/** \def SHA256_BLOCK_BYTES
+ * defines the size of a SHA-256 input block in bytes
+ */
+
+#define SHA512_HASH_BITS  512
+#define SHA512_HASH_BYTES (SHA512_HASH_BITS/8)
+#define SHA512_BLOCK_BITS 1024
+#define SHA5122_BLOCK_BYTES (SHA512_BLOCK_BITS/8)
+
+typedef struct {
+       uint64_t h[8];
+       uint32_t length;
+} sha512_ctx_t;
+
+
+void sha512_init(sha512_ctx_t *ctx);
+void sha512_nextBlock (sha512_ctx_t* ctx, const void* block);
+void sha512_lastBlock(sha512_ctx_t* ctx, const void* block, uint16_t length_b);
+void sha512_ctx2hash(void* dest, const sha512_ctx_t* ctx);
+void sha512(void* dest, const void* msg, uint32_t length_b);
+
+
+#endif /* SHA512_H_ */