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| 1 // OutStreamWithCRC.cpp | |
| 2 | |
| 3 #include "StdAfx.h" | |
| 4 | |
| 5 #include "OutStreamWithCRC.h" | |
| 6 | |
| 7 STDMETHODIMP COutStreamWithCRC::Write(const void *data, UInt32 size, UInt32 *pro
cessedSize) | |
| 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 } | |
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