summaryrefslogtreecommitdiffstats
path: root/src/libs/7zip/win/CPP/7zip/Archive/Rar/RarVolumeInStream.h
blob: 78d95b10f5d515635f56ceee8079ad91b3e731b2 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
// RarVolumeInStream.h

#ifndef __RAR_VOLUME_IN_STREAM_H
#define __RAR_VOLUME_IN_STREAM_H

#include "../../IStream.h"
#include "RarIn.h"

namespace NArchive {
namespace NRar {

struct CRefItem
{
  int VolumeIndex;
  int ItemIndex;
  int NumItems;
};

class CFolderInStream:
  public ISequentialInStream,
  public CMyUnknownImp
{
public:
  MY_UNKNOWN_IMP

  STDMETHOD(Read)(void *data, UInt32 size, UInt32 *processedSize);

private:
  CObjectVector<CInArchive> *_archives;
  const CObjectVector<CItemEx> *_items;
  CRefItem _refItem;
  int _curIndex;
  UInt32 _crc;
  bool _fileIsOpen;
  CMyComPtr<ISequentialInStream> _stream;

  HRESULT OpenStream();
  HRESULT CloseStream();
public:
  void Init(CObjectVector<CInArchive> *archives,
      const CObjectVector<CItemEx> *items,
      const CRefItem &refItem);

  CRecordVector<UInt32> CRCs;
};
  
}}

#endif