lbrycrd/cryptopp/iterhash.h

29 lines
1 KiB
C++

#ifndef CRYPTOPP_ITERHASH_H
#define CRYPTOPP_ITERHASH_H
#include "secblock.h"
NAMESPACE_BEGIN(CryptoPP)
// *** trimmed down dependency from iterhash.h ***
template <class T_HashWordType, class T_Endianness, unsigned int T_BlockSize, unsigned int T_StateSize, class T_Transform, unsigned int T_DigestSize = 0, bool T_StateAligned = false>
class CRYPTOPP_NO_VTABLE IteratedHashWithStaticTransform
{
public:
CRYPTOPP_CONSTANT(DIGESTSIZE = T_DigestSize ? T_DigestSize : T_StateSize)
unsigned int DigestSize() const {return DIGESTSIZE;};
typedef T_HashWordType HashWordType;
CRYPTOPP_CONSTANT(BLOCKSIZE = T_BlockSize)
protected:
IteratedHashWithStaticTransform() {this->Init();}
void HashEndianCorrectedBlock(const T_HashWordType *data) {T_Transform::Transform(this->m_state, data);}
void Init() {T_Transform::InitState(this->m_state);}
T_HashWordType* StateBuf() {return this->m_state;}
FixedSizeAlignedSecBlock<T_HashWordType, T_BlockSize/sizeof(T_HashWordType), T_StateAligned> m_state;
};
NAMESPACE_END
#endif