Mercurial > vba-linux

     1 // Lzma/Handler.h

     2 

     3 #ifndef __GZIP_HANDLER_H

     4 #define __GZIP_HANDLER_H

     5 

     6 #include "Common/MyCom.h"

     7 

     8 #include "../IArchive.h"

     9 #include "../../Common/CreateCoder.h"

    10 

    11 #include "LzmaIn.h"

    12 

    13 namespace NArchive {

    14 namespace NLzma {

    15 

    16 // const UInt64 k_LZMA = 0x030101;

    17 

    18 class CHandler:

    19   public IInArchive,

    20   PUBLIC_ISetCompressCodecsInfo

    21   public CMyUnknownImp

    22 {

    23 public:

    24   MY_QUERYINTERFACE_BEGIN

    25   MY_QUERYINTERFACE_ENTRY(IInArchive)

    26   QUERY_ENTRY_ISetCompressCodecsInfo

    27   MY_QUERYINTERFACE_END

    28   MY_ADDREF_RELEASE

    29 

    30   STDMETHOD(Open)(IInStream *inStream,

    31       const UInt64 *maxCheckStartPosition,

    32       IArchiveOpenCallback *openArchiveCallback);

    33   STDMETHOD(Close)();

    34   

    35   STDMETHOD(GetNumberOfItems)(UInt32 *numItems);

    36   STDMETHOD(GetProperty)(UInt32 index, PROPID propID,  PROPVARIANT *value);

    37   STDMETHOD(Extract)(const UInt32* indices, UInt32 numItems,

    38       Int32 testMode, IArchiveExtractCallback *extractCallback);

    39 

    40   STDMETHOD(GetArchiveProperty)(PROPID propID, PROPVARIANT *value);

    41 

    42   STDMETHOD(GetNumberOfProperties)(UInt32 *numProperties);

    43   STDMETHOD(GetPropertyInfo)(UInt32 index,

    44       BSTR *name, PROPID *propID, VARTYPE *varType);

    45 

    46   STDMETHOD(GetNumberOfArchiveProperties)(UInt32 *numProperties);

    47   STDMETHOD(GetArchivePropertyInfo)(UInt32 index,

    48       BSTR *name, PROPID *propID, VARTYPE *varType);

    49 

    50   UString GetMethodString();

    51 public:

    52   CHandler() {  }

    53 

    54 private:

    55   CHeader m_StreamInfo;

    56   UInt64 m_StreamStartPosition;

    57   UInt64 m_PackSize;

    58 

    59   CMyComPtr<IInStream> m_Stream;

    60 

    61   DECL_EXTERNAL_CODECS_VARS

    62 

    63   DECL_ISetCompressCodecsInfo

    64 

    65 };

    66 

    67 }}

    68 

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