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| 1 // OutBuffer.h | |
| 2 | |
| 3 #ifndef __OUTBUFFER_H | |
| 4 #define __OUTBUFFER_H | |
| 5 | |
| 6 #include "../IStream.h" | |
| 7 #include "../../Common/MyCom.h" | |
| 8 #include "../../Common/MyException.h" | |
| 9 | |
| 10 #ifndef _NO_EXCEPTIONS | |
| 11 struct COutBufferException: public CSystemException | |
| 12 { | |
| 13 COutBufferException(HRESULT errorCode): CSystemException(errorCode) {} | |
| 14 }; | |
| 15 #endif | |
| 16 | |
| 17 class COutBuffer | |
| 18 { | |
| 19 protected: | |
| 20 Byte *_buffer; | |
| 21 UInt32 _pos; | |
| 22 UInt32 _limitPos; | |
| 23 UInt32 _streamPos; | |
| 24 UInt32 _bufferSize; | |
| 25 CMyComPtr<ISequentialOutStream> _stream; | |
| 26 UInt64 _processedSize; | |
| 27 Byte *_buffer2; | |
| 28 bool _overDict; | |
| 29 | |
| 30 HRESULT FlushPart(); | |
| 31 public: | |
| 32 #ifdef _NO_EXCEPTIONS | |
| 33 HRESULT ErrorCode; | |
| 34 #endif | |
| 35 | |
| 36 COutBuffer(): _buffer(0), _pos(0), _stream(0), _buffer2(0) {} | |
| 37 ~COutBuffer() { Free(); } | |
| 38 | |
| 39 bool Create(UInt32 bufferSize); | |
| 40 void Free(); | |
| 41 | |
| 42 void SetMemStream(Byte *buffer) { _buffer2 = buffer; } | |
| 43 void SetStream(ISequentialOutStream *stream); | |
| 44 void Init(); | |
| 45 HRESULT Flush(); | |
| 46 void FlushWithCheck(); | |
| 47 void ReleaseStream() { _stream.Release(); } | |
| 48 | |
| 49 void WriteByte(Byte b) | |
| 50 { | |
| 51 _buffer[_pos++] = b; | |
| 52 if(_pos == _limitPos) | |
| 53 FlushWithCheck(); | |
| 54 } | |
| 55 void WriteBytes(const void *data, size_t size) | |
| 56 { | |
| 57 for (size_t i = 0; i < size; i++) | |
| 58 WriteByte(((const Byte *)data)[i]); | |
| 59 } | |
| 60 | |
| 61 UInt64 GetProcessedSize() const; | |
| 62 }; | |
| 63 | |
| 64 #endif | |
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Chromium Code Reviews
Issue 624713003:
Keep only base/extractor.[cc|h]. (Closed)
Base URL: https://chromium.googlesource.com/external/omaha.git@master