private void ChunkTranslate(DedupBasicChunkInfo chunk)
{
Contract.Assert(_currentBuffer != null);
Contract.Assert(chunk.m_nChunkLength != 0);
Contract.Assert(_currentBuffer.Value.Array != null);
byte[] hash = _parent._shaHasher.ComputeHash(
_currentBuffer.Value.Array,
_currentBuffer.Value.Offset + (int)chunk.m_nStartChunk,
(int)chunk.m_nChunkLength);
_chunkCallback(new ChunkInfo(chunk.m_nStartChunk, (uint)chunk.m_nChunkLength, hash.Take(32).ToArray()));
}
private void ChunkTranslate(DedupBasicChunkInfo chunk)
{
if (chunk.m_nStartChunk == 0 && chunk.m_nChunkLength == 0)
{
return;
}
byte[] hash;
if (chunk.m_nStartChunk < _bufferFileOffset)
{
ulong chunkEnd = chunk.m_nStartChunk + chunk.m_nChunkLength;
if (chunkEnd < _bufferFileOffset)
{
hash = _parent._shaHasher.ComputeHash(
_lastPushBuffer.Value.Value,
(int)(chunk.m_nStartChunk - _lastBufferFileOffset),
(int)chunk.m_nChunkLength);
}
else
{
_parent._shaHasher.TransformBlock(
_lastPushBuffer.Value.Value,
(int)(chunk.m_nStartChunk - _lastBufferFileOffset),
(int)(_bufferFileOffset - chunk.m_nStartChunk),
null,
0);
int remainingChunkBytes = (int)(chunkEnd - _bufferFileOffset);
_parent._shaHasher.TransformFinalBlock(
_pushBuffer.Value,
0,
remainingChunkBytes);
hash = _parent._shaHasher.Hash;
_parent._shaHasher.Initialize();
}
}
else
{
int startOffset = (int)(chunk.m_nStartChunk - _bufferFileOffset);
hash = _parent._shaHasher.ComputeHash(_pushBuffer.Value, startOffset, (int)chunk.m_nChunkLength);
}
if (anyChunksFound && chunk.m_nChunkLength == 0)
{
return;
}
anyChunksFound = true;
_chunkCallback(new ChunkInfo(chunk.m_nStartChunk, (uint)chunk.m_nChunkLength, hash.Take(32).ToArray()));
}
private void ChunkTranslate(DedupBasicChunkInfo chunk)
{
if (chunk.m_nStartChunk == 0 && chunk.m_nChunkLength == 0)
{
return;
}
byte[] hash = _parent._shaHasher.ComputeHash(
_currentBuffer.Value.Array,
_currentBuffer.Value.Offset + (int)chunk.m_nStartChunk,
(int)chunk.m_nChunkLength);
_chunkCallback(new ChunkInfo(chunk.m_nStartChunk, (uint)chunk.m_nChunkLength, hash.Take(32).ToArray()));
}
