Added an sha1 class...

1 files changed, 42 insertions, 0 deletions

diff --git a/src/sha1.h b/src/sha1.h
new file mode 100644
index 0000000..ab6081d
--- /dev/null
+++ b/src/sha1.h
@@ -0,0 +1,42 @@
+/* sha1.h

+

+Copyright (c) 2005 Michael D. Leonhard

+

+http://tamale.net/

+

+This file is licensed under the terms described in the

+accompanying LICENSE file.

+*/

+

+#ifndef SHA1_H

+#define SHA1_H

+

+#include <stdint.h>

+

+/**

+ * Calculates SHA-1 sums.  This is based strongly on code from Michael D.

+ * Leonhard who released his code under the terms of the MIT license, thank you!

+ */

+class Sha1

+{

+public:

+        Sha1();

+        ~Sha1();

+

+        void update( const char* data, int num );

+        unsigned char* getDigest();

+

+        // utility methods

+        static uint32_t lrot( uint32_t x, int bits );

+        static void toBigEndian( uint32_t in, unsigned char* out );

+

+private:

+        // fields

+        uint32_t H0, H1, H2, H3, H4;

+        unsigned char bytes[64];

+        int unprocessedBytes;

+        uint32_t size;

+        void process();

+};

+

+#endif