Mercurial > vba-linux
annotate src/win32/7zip/7z/CPP/7zip/Archive/Common/OutStreamWithCRC.h @ 1:f9f4f1b99eed
importing src directory
| author | Robert McIntyre <rlm@mit.edu> |
|---|---|
| date | Sat, 03 Mar 2012 10:31:27 -0600 |
| parents | |
| children |
| rev | line source |
|---|---|
| rlm@1 | 1 // OutStreamWithCRC.h |
| rlm@1 | 2 |
| rlm@1 | 3 #ifndef __OUT_STREAM_WITH_CRC_H |
| rlm@1 | 4 #define __OUT_STREAM_WITH_CRC_H |
| rlm@1 | 5 |
| rlm@1 | 6 #include "../../../Common/MyCom.h" |
| rlm@1 | 7 #include "../../IStream.h" |
| rlm@1 | 8 |
| rlm@1 | 9 extern "C" |
| rlm@1 | 10 { |
| rlm@1 | 11 #include "../../../../C/7zCrc.h" |
| rlm@1 | 12 } |
| rlm@1 | 13 |
| rlm@1 | 14 class COutStreamWithCRC: |
| rlm@1 | 15 public ISequentialOutStream, |
| rlm@1 | 16 public CMyUnknownImp |
| rlm@1 | 17 { |
| rlm@1 | 18 CMyComPtr<ISequentialOutStream> _stream; |
| rlm@1 | 19 UInt64 _size; |
| rlm@1 | 20 UInt32 _crc; |
| rlm@1 | 21 bool _calculate; |
| rlm@1 | 22 public: |
| rlm@1 | 23 MY_UNKNOWN_IMP |
| rlm@1 | 24 STDMETHOD(Write)(const void *data, UInt32 size, UInt32 *processedSize); |
| rlm@1 | 25 void SetStream(ISequentialOutStream *stream) { _stream = stream; } |
| rlm@1 | 26 void ReleaseStream() { _stream.Release(); } |
| rlm@1 | 27 void Init(bool calculate = true) |
| rlm@1 | 28 { |
| rlm@1 | 29 _size = 0; |
| rlm@1 | 30 _calculate = calculate; |
| rlm@1 | 31 _crc = CRC_INIT_VAL; |
| rlm@1 | 32 } |
| rlm@1 | 33 void InitCRC() { _crc = CRC_INIT_VAL; } |
| rlm@1 | 34 UInt64 GetSize() const { return _size; } |
| rlm@1 | 35 UInt32 GetCRC() const { return CRC_GET_DIGEST(_crc); } |
| rlm@1 | 36 }; |
| rlm@1 | 37 |
| rlm@1 | 38 #endif |