rlm@1: // ZlibDecoder.h
rlm@1: 
rlm@1: #ifndef __ZLIB_DECODER_H
rlm@1: #define __ZLIB_DECODER_H
rlm@1: 
rlm@1: #include "DeflateDecoder.h"
rlm@1: 
rlm@1: namespace NCompress {
rlm@1: namespace NZlib {
rlm@1: 
rlm@1: const UInt32 ADLER_INIT_VAL = 1;
rlm@1: 
rlm@1: class COutStreamWithAdler:
rlm@1:   public ISequentialOutStream,
rlm@1:   public CMyUnknownImp
rlm@1: {
rlm@1:   CMyComPtr<ISequentialOutStream> _stream;
rlm@1:   UInt32 _adler;
rlm@1: public:
rlm@1:   MY_UNKNOWN_IMP
rlm@1:   STDMETHOD(Write)(const void *data, UInt32 size, UInt32 *processedSize);
rlm@1:   void SetStream(ISequentialOutStream *stream) { _stream = stream; }
rlm@1:   void ReleaseStream() { _stream.Release(); }
rlm@1:   void Init() { _adler = ADLER_INIT_VAL; }
rlm@1:   UInt32 GetAdler() const { return _adler; }
rlm@1: };
rlm@1: 
rlm@1: class CDecoder:
rlm@1:   public ICompressCoder,
rlm@1:   public CMyUnknownImp
rlm@1: {
rlm@1:   COutStreamWithAdler *AdlerSpec;
rlm@1:   CMyComPtr<ISequentialOutStream> AdlerStream;
rlm@1:   
rlm@1:   NCompress::NDeflate::NDecoder::CCOMCoder *DeflateDecoderSpec;
rlm@1:   CMyComPtr<ICompressCoder> DeflateDecoder;
rlm@1: public:
rlm@1:   STDMETHOD(Code)(ISequentialInStream *inStream, ISequentialOutStream *outStream,
rlm@1:       const UInt64 *inSize, const UInt64 *outSize, ICompressProgressInfo *progress);
rlm@1: 
rlm@1:   MY_UNKNOWN_IMP
rlm@1: };
rlm@1: 
rlm@1: }}
rlm@1: 
rlm@1: #endif