vcs.maemo.org Git - physicsfs/blob - lzma/CPP/7zip/Archive/Common/OutStreamWithCRC.cpp

   1 // OutStreamWithCRC.cpp
   2
   3 #include "StdAfx.h"
   4
   5 #include "OutStreamWithCRC.h"
   6
   7 STDMETHODIMP COutStreamWithCRC::Write(const void *data, UInt32 size, UInt32 *processedSize)
   8 {
   9   UInt32 realProcessedSize;
  10   HRESULT result;
  11   if(!_stream)
  12   {
  13     realProcessedSize = size;
  14     result = S_OK;
  15   }
  16   else
  17     result = _stream->Write(data, size, &realProcessedSize);
  18   if (_calculate)
  19     _crc = CrcUpdate(_crc, data, realProcessedSize);
  20   _size += realProcessedSize;
  21   if(processedSize != NULL)
  22     *processedSize = realProcessedSize;
  23   return result;
  24 }