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authorweidai <weidai@57ff6487-cd31-0410-9ec3-f628ee90f5f0>2002-10-04 17:31:41 +0000
committerweidai <weidai@57ff6487-cd31-0410-9ec3-f628ee90f5f0>2002-10-04 17:31:41 +0000
commitb21162cf8e06f40baa1f58be6a8c17435cebc34d (patch)
tree8b045309c238226c32a563b1df6b9c30a2f0e0b3 /md2.h
downloadcryptopp-b21162cf8e06f40baa1f58be6a8c17435cebc34d.tar.gz
Initial revision
git-svn-id: svn://svn.code.sf.net/p/cryptopp/code/trunk/c5@2 57ff6487-cd31-0410-9ec3-f628ee90f5f0
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+#ifndef CRYPTOPP_MD2_H
+#define CRYPTOPP_MD2_H
+
+#include "cryptlib.h"
+#include "secblock.h"
+
+NAMESPACE_BEGIN(CryptoPP)
+
+/// <a href="http://www.weidai.com/scan-mirror/md.html#MD2">MD2</a>
+/** 128 Bit Hash */
+class MD2 : public HashTransformation
+{
+public:
+ MD2();
+ void Update(const byte *input, unsigned int length);
+ void TruncatedFinal(byte *hash, unsigned int size);
+ unsigned int DigestSize() const {return DIGESTSIZE;}
+ static const char * StaticAlgorithmName() {return "MD2";}
+
+ enum {DIGESTSIZE = 16, BLOCKSIZE = 16};
+
+private:
+ void Transform();
+ void Init();
+ SecByteBlock m_X, m_C, m_buf;
+ unsigned int m_count;
+};
+
+NAMESPACE_END
+
+#endif