template <class T, class BASE> size_t IteratedHashBase<T, BASE>::HashMultipleBlocks(const T *input, size_t length)
{
unsigned int blockSize = BlockSize();
bool noReverse = NativeByteOrderIs(GetByteOrder());
do
{
if (noReverse)
HashEndianCorrectedBlock(input);
else
{
ByteReverse(this->m_data.begin(), input, this->BlockSize());
HashEndianCorrectedBlock(this->m_data);
}
input += blockSize/sizeof(T);
length -= blockSize;
}
while (length >= blockSize);
return length;
}
void PanamaHash<B>::TruncatedFinal(byte *hash, unsigned int size)
{
this->ThrowIfInvalidTruncatedSize(size);
PadLastBlock(this->BLOCKSIZE, 0x01);
HashEndianCorrectedBlock(this->m_data);
this->Iterate(32); // pull
ConditionalByteReverse(B::ToEnum(), this->m_state+9, this->m_state+9, DIGESTSIZE);
memcpy(hash, this->m_state+9, size);
this->Restart(); // reinit for next use
}
template <class T, class BASE> void IteratedHashBase<T, BASE>::TruncatedFinal(byte *digest, size_t size)
{
this->ThrowIfInvalidTruncatedSize(size);
PadLastBlock(this->BlockSize() - 2*sizeof(HashWordType));
ByteOrder order = this->GetByteOrder();
ConditionalByteReverse<HashWordType>(order, this->m_data, this->m_data, this->BlockSize() - 2*sizeof(HashWordType));
this->m_data[this->m_data.size()-2] = order ? this->GetBitCountHi() : this->GetBitCountLo();
this->m_data[this->m_data.size()-1] = order ? this->GetBitCountLo() : this->GetBitCountHi();
HashEndianCorrectedBlock(this->m_data);
ConditionalByteReverse<HashWordType>(order, this->m_digest, this->m_digest, this->DigestSize());
memcpy(digest, this->m_digest, size);
this->Restart(); // reinit for next use
}
void PanamaHash<B>::TruncatedFinal(byte *hash, size_t size)
{
this->ThrowIfInvalidTruncatedSize(size);
PadLastBlock(this->BLOCKSIZE, 0x01);
HashEndianCorrectedBlock(this->m_data);
this->Iterate(32); // pull
FixedSizeSecBlock<word32, 8> buf;
this->Iterate(1, NULL, buf, NULL);
memcpy(hash, buf, size);
this->Restart(); // reinit for next use
}
void HAVAL::TruncatedFinal(byte *hash, size_t size)
{
ThrowIfInvalidTruncatedSize(size);
PadLastBlock(118, 1); // first byte of padding for HAVAL is 1 instead of 0x80
CorrectEndianess(m_data, m_data, 120);
m_data[29] &= 0xffff;
m_data[29] |= ((word32)digestSize<<25) | ((word32)pass<<19) | ((word32)HAVAL_VERSION<<16);
m_data[30] = GetBitCountLo();
m_data[31] = GetBitCountHi();
HashEndianCorrectedBlock(m_data);
Tailor(digestSize*8);
CorrectEndianess(m_digest, m_digest, digestSize);
memcpy(hash, m_digest, size);
Restart(); // reinit for next use
}
