Root commit for new Compass repository

This is the Alpha version of ComPASS, originally developed sometime in
2014.

1 files changed, 49 insertions, 0 deletions

diff --git a/cryptopp562/ripemd.h b/cryptopp562/ripemd.h
new file mode 100644
index 0000000..56871a9
--- /dev/null
+++ b/cryptopp562/ripemd.h
@@ -0,0 +1,49 @@
+#ifndef CRYPTOPP_RIPEMD_H
+#define CRYPTOPP_RIPEMD_H
+
+#include "iterhash.h"
+
+NAMESPACE_BEGIN(CryptoPP)
+
+//! <a href="http://www.weidai.com/scan-mirror/md.html#RIPEMD-160">RIPEMD-160</a>
+/*! Digest Length = 160 bits */
+class RIPEMD160 : public IteratedHashWithStaticTransform<word32, LittleEndian, 64, 20, RIPEMD160>
+{
+public:
+	static void InitState(HashWordType *state);
+	static void Transform(word32 *digest, const word32 *data);
+	static const char * StaticAlgorithmName() {return "RIPEMD-160";}
+};
+
+/*! Digest Length = 320 bits, Security is similar to RIPEMD-160 */
+class RIPEMD320 : public IteratedHashWithStaticTransform<word32, LittleEndian, 64, 40, RIPEMD320>
+{
+public:
+	static void InitState(HashWordType *state);
+	static void Transform(word32 *digest, const word32 *data);
+	static const char * StaticAlgorithmName() {return "RIPEMD-320";}
+};
+
+/*! \warning RIPEMD-128 is considered insecure, and should not be used
+	unless you absolutely need it for compatibility. */
+class RIPEMD128 : public IteratedHashWithStaticTransform<word32, LittleEndian, 64, 16, RIPEMD128>
+{
+public:
+	static void InitState(HashWordType *state);
+	static void Transform(word32 *digest, const word32 *data);
+	static const char * StaticAlgorithmName() {return "RIPEMD-128";}
+};
+
+/*! \warning RIPEMD-256 is considered insecure, and should not be used
+	unless you absolutely need it for compatibility. */
+class RIPEMD256 : public IteratedHashWithStaticTransform<word32, LittleEndian, 64, 32, RIPEMD256>
+{
+public:
+	static void InitState(HashWordType *state);
+	static void Transform(word32 *digest, const word32 *data);
+	static const char * StaticAlgorithmName() {return "RIPEMD-256";}
+};
+
+NAMESPACE_END
+
+#endif