view src/win32/7zip/7z/CPP/7zip/Archive/7z/7zSpecStream.h @ 1:f9f4f1b99eed

importing src directory
author Robert McIntyre <rlm@mit.edu>
date Sat, 03 Mar 2012 10:31:27 -0600
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1 // 7zSpecStream.h
3 #ifndef __7Z_SPEC_STREAM_H
4 #define __7Z_SPEC_STREAM_H
6 #include "../../IStream.h"
7 #include "../../ICoder.h"
8 #include "../../../Common/MyCom.h"
10 class CSequentialInStreamSizeCount2:
11 public ISequentialInStream,
12 public ICompressGetSubStreamSize,
13 public CMyUnknownImp
14 {
15 CMyComPtr<ISequentialInStream> _stream;
16 CMyComPtr<ICompressGetSubStreamSize> _getSubStreamSize;
17 UInt64 _size;
18 public:
19 void Init(ISequentialInStream *stream)
20 {
21 _stream = stream;
22 _getSubStreamSize = 0;
23 _stream.QueryInterface(IID_ICompressGetSubStreamSize, &_getSubStreamSize);
24 _size = 0;
25 }
26 UInt64 GetSize() const { return _size; }
28 MY_UNKNOWN_IMP1(ICompressGetSubStreamSize)
30 STDMETHOD(Read)(void *data, UInt32 size, UInt32 *processedSize);
32 STDMETHOD(GetSubStreamSize)(UInt64 subStream, UInt64 *value);
33 };
35 #endif