Diff: hash/SHA2_32.h

Revision:

7:2dbbdfb08123

Parent:

6:19aa835f2bbb

diff -r 19aa835f2bbb -r 2dbbdfb08123 hash/SHA2_32.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/hash/SHA2_32.h	Sat Sep 14 18:21:32 2013 +0000
@@ -0,0 +1,41 @@
+#ifndef SHA2_32_H
+#define SHA2_32_H
+
+#include <stdint.h>
+
+enum SHA_32_TYPE
+{
+    SHA_224,
+    SHA_256
+};
+
+class SHA2_32
+{
+    public :
+    
+        SHA2_32(SHA_32_TYPE type);
+        void update(uint8_t *data, uint32_t length);
+        void finalize(uint8_t *digest);
+        
+        static void computeHash(SHA_32_TYPE type, uint8_t *digest, uint8_t *data, uint32_t length);
+        
+    private : 
+    
+        static void computeBlock(uint32_t *h02, 
+                                 uint32_t *h12, 
+                                 uint32_t *h22, 
+                                 uint32_t *h32, 
+                                 uint32_t *h42, 
+                                 uint32_t *h52, 
+                                 uint32_t *h62,
+                                 uint32_t *h72,
+                                 uint8_t *buffer);
+
+        SHA_32_TYPE type;
+        uint32_t h0, h1, h2, h3, h4, h5, h6, h7;
+        uint32_t totalBufferLength;
+        uint8_t buffer[64];
+        uint8_t bufferLength;   
+};
+
+#endif