0aed504f4a
git-svn-id: https://svn.code.sf.net/p/nsis/code/NSIS/trunk@5917 212acab6-be3b-0410-9dea-997c60f758d6
103 lines
2.3 KiB
C++
103 lines
2.3 KiB
C++
/*
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* clzma.h
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*
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* This file is a part of NSIS.
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*
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* Copyright (C) 1999-2009 Nullsoft and Contributors
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*
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* Licensed under the zlib/libpng license (the "License");
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* you may not use this file except in compliance with the License.
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*
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* Licence details can be found in the file COPYING.
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*
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* This software is provided 'as-is', without any express or implied
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* warranty.
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*/
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#ifndef __CLZMA_H__
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#define __CLZMA_H__
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#include "Platform.h"
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#ifndef _WIN32
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# include <pthread.h>
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#endif
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#include "compressor.h"
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#include "7zip/7zip/IStream.h"
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#include "7zip/7zip/Compress/LZMA/LZMAEncoder.h"
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#include "7zip/Common/MyCom.h"
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#include "7zip/Common/Defs.h"
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#define LZMA_BAD_CALL -1
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#define LZMA_INIT_ERROR -2
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#define LZMA_THREAD_ERROR -3
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#define LZMA_IO_ERROR -4
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#define LZMA_MEM_ERROR -5
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class CLZMA:
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public ICompressor,
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public ISequentialInStream,
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public ISequentialOutStream,
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public CMyUnknownImp
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{
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private:
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NCompress::NLZMA::CEncoder *_encoder;
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#ifdef _WIN32
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HANDLE hCompressionThread;
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#else
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pthread_t hCompressionThread;
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#endif
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HANDLE hNeedIOEvent;
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HANDLE hIOReadyEvent;
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BYTE *next_in; /* next input byte */
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UINT avail_in; /* number of bytes available at next_in */
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BYTE *next_out; /* next output byte should be put there */
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UINT avail_out; /* remaining free space at next_out */
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int res;
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BOOL finish;
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BOOL compressor_finished;
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int ConvertError(HRESULT result);
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void GetMoreIO();
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int CompressReal();
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#ifdef _WIN32
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static DWORD WINAPI lzmaCompressThread(LPVOID lpParameter);
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#else
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static void* lzmaCompressThread(void *lpParameter);
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#endif
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public:
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MY_UNKNOWN_IMP
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CLZMA();
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virtual ~CLZMA();
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virtual int Init(int level, unsigned int dicSize);
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virtual int End();
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virtual int Compress(bool flush);
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STDMETHOD(Read)(void *data, UINT32 size, UINT32 *processedSize);
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STDMETHOD(ReadPart)(void *data, UINT32 size, UINT32 *processedSize);
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STDMETHOD(Write)(const void *data, UINT32 size, UINT32 *processedSize);
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STDMETHOD(WritePart)(const void *data, UINT32 size, UINT32 *processedSize);
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virtual void SetNextIn(char *in, unsigned int size);
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virtual void SetNextOut(char *out, unsigned int size);
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virtual char *GetNextOut();
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virtual unsigned int GetAvailIn();
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virtual unsigned int GetAvailOut();
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virtual const char *GetName();
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virtual const char* GetErrStr(int err);
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};
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#endif
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