diff options
Diffstat (limited to 'src/libs/7zip/win/CPP/7zip/Compress/ZlibEncoder.h')
-rw-r--r-- | src/libs/7zip/win/CPP/7zip/Compress/ZlibEncoder.h | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/src/libs/7zip/win/CPP/7zip/Compress/ZlibEncoder.h b/src/libs/7zip/win/CPP/7zip/Compress/ZlibEncoder.h new file mode 100644 index 000000000..621cc1d08 --- /dev/null +++ b/src/libs/7zip/win/CPP/7zip/Compress/ZlibEncoder.h @@ -0,0 +1,48 @@ +// ZlibEncoder.h + +#ifndef __ZLIB_ENCODER_H +#define __ZLIB_ENCODER_H + +#include "DeflateEncoder.h" + +namespace NCompress { +namespace NZlib { + +class CInStreamWithAdler: + public ISequentialInStream, + public CMyUnknownImp +{ + CMyComPtr<ISequentialInStream> _stream; + UInt32 _adler; + UInt64 _size; +public: + MY_UNKNOWN_IMP + STDMETHOD(Read)(void *data, UInt32 size, UInt32 *processedSize); + void SetStream(ISequentialInStream *stream) { _stream = stream; } + void ReleaseStream() { _stream.Release(); } + void Init() { _adler = 1; _size = 0; } // ADLER_INIT_VAL + UInt32 GetAdler() const { return _adler; } + UInt64 GetSize() const { return _size; } +}; + +class CEncoder: + public ICompressCoder, + public CMyUnknownImp +{ + CInStreamWithAdler *AdlerSpec; + CMyComPtr<ISequentialInStream> AdlerStream; + CMyComPtr<ICompressCoder> DeflateEncoder; +public: + NCompress::NDeflate::NEncoder::CCOMCoder *DeflateEncoderSpec; + + void Create(); + STDMETHOD(Code)(ISequentialInStream *inStream, ISequentialOutStream *outStream, + const UInt64 *inSize, const UInt64 *outSize, ICompressProgressInfo *progress); + UInt64 GetInputProcessedSize() const { return AdlerSpec->GetSize(); } + + MY_UNKNOWN_IMP +}; + +}} + +#endif |