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1 files changed, 31 insertions, 0 deletions

diff --git a/md2.h b/md2.h
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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