1// OutStreamWithCRC.cpp
2
3#include "StdAfx.h"
4
5#include "OutStreamWithCRC.h"
6
7STDMETHODIMP COutStreamWithCRC::Write(const void *data, UInt32 size, UInt32 *processedSize)
8{
9  HRESULT result = S_OK;
10  if (_stream)
11    result = _stream->Write(data, size, &size);
12  if (_calculate)
13    _crc = CrcUpdate(_crc, data, size);
14  _size += size;
15  if (processedSize != NULL)
16    *processedSize = size;
17  return result;
18}
19