Mercurial > vba-linux

     1 // LzhOutStreamWithCRC.h

     2 

     3 #ifndef __LZHOUTSTREAMWITHCRC_H

     4 #define __LZHOUTSTREAMWITHCRC_H

     5 

     6 #include "LzhCRC.h"

     7 #include "../../../Common/MyCom.h"

     8 #include "../../IStream.h"

     9 

    10 namespace NArchive {

    11 namespace NLzh {

    12 

    13 class COutStreamWithCRC:

    14   public ISequentialOutStream,

    15   public CMyUnknownImp

    16 {

    17 public:

    18   MY_UNKNOWN_IMP

    19 

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

    21 private:

    22   CCRC _crc;

    23   CMyComPtr<ISequentialOutStream> _stream;

    24 public:

    25   void Init(ISequentialOutStream *stream)

    26   {

    27     _stream = stream;

    28     _crc.Init();

    29   }

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

    31   UInt32 GetCRC() const { return _crc.GetDigest(); }

    32   void InitCRC() { _crc.Init(); }

    33 

    34 };

    35 

    36 }}

    37 

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