ext-cryptopp/tiger.h
2018-08-18 21:41:55 -04:00

41 lines
1.1 KiB
C++

// tiger.h - originally written and placed in the public domain by Wei Dai
/// \file tiger.h
/// \brief Classes for the Tiger message digest
/// \since Crypto++ 2.1
#ifndef CRYPTOPP_TIGER_H
#define CRYPTOPP_TIGER_H
#include "config.h"
#include "iterhash.h"
// Clang 3.3 integrated assembler crash on Linux. Clang 3.4 due to compiler
// error with .intel_syntax, http://llvm.org/bugs/show_bug.cgi?id=24232
#if CRYPTOPP_BOOL_X32 || defined(CRYPTOPP_DISABLE_INTEL_ASM)
# define CRYPTOPP_DISABLE_TIGER_ASM 1
#endif
NAMESPACE_BEGIN(CryptoPP)
/// \brief Tiger message digest
/// \sa <a href="http://www.cryptolounge.org/wiki/Tiger">Tiger</a>
/// \since Crypto++ 2.1
class Tiger : public IteratedHashWithStaticTransform<word64, LittleEndian, 64, 24, Tiger>
{
public:
CRYPTOPP_STATIC_CONSTEXPR const char* StaticAlgorithmName() {return "Tiger";}
std::string AlgorithmProvider() const;
static void InitState(HashWordType *state);
static void Transform(word64 *digest, const word64 *data);
void TruncatedFinal(byte *hash, size_t size);
protected:
static const word64 table[4*256+3];
};
NAMESPACE_END
#endif