Mercurial > vba-linux

     1 // ZlibDecoder.h

     2 

     3 #ifndef __ZLIB_DECODER_H

     4 #define __ZLIB_DECODER_H

     5 

     6 #include "DeflateDecoder.h"

     7 

     8 namespace NCompress {

     9 namespace NZlib {

    10 

    11 const UInt32 ADLER_INIT_VAL = 1;

    12 

    13 class COutStreamWithAdler:

    14   public ISequentialOutStream,

    15   public CMyUnknownImp

    16 {

    17   CMyComPtr<ISequentialOutStream> _stream;

    18   UInt32 _adler;

    19 public:

    20   MY_UNKNOWN_IMP

    21   STDMETHOD(Write)(const void *data, UInt32 size, UInt32 *processedSize);

    22   void SetStream(ISequentialOutStream *stream) { _stream = stream; }

    23   void ReleaseStream() { _stream.Release(); }

    24   void Init() { _adler = ADLER_INIT_VAL; }

    25   UInt32 GetAdler() const { return _adler; }

    26 };

    27 

    28 class CDecoder:

    29   public ICompressCoder,

    30   public CMyUnknownImp

    31 {

    32   COutStreamWithAdler *AdlerSpec;

    33   CMyComPtr<ISequentialOutStream> AdlerStream;

    34   

    35   NCompress::NDeflate::NDecoder::CCOMCoder *DeflateDecoderSpec;

    36   CMyComPtr<ICompressCoder> DeflateDecoder;

    37 public:

    38   STDMETHOD(Code)(ISequentialInStream *inStream, ISequentialOutStream *outStream,

    39       const UInt64 *inSize, const UInt64 *outSize, ICompressProgressInfo *progress);

    40 

    41   MY_UNKNOWN_IMP

    42 };

    43 

    44 }}

    45 

    46 #endif
author	Robert McIntyre <rlm@mit.edu>
date	Sat, 03 Mar 2012 10:31:27 -0600
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