4.58 beta

CPP/7zip/Archive/Lzma/LzmaHandler.h

@@ -0,0 +1,69 @@
+// Lzma/Handler.h
+
+#ifndef __GZIP_HANDLER_H
+#define __GZIP_HANDLER_H
+
+#include "Common/MyCom.h"
+
+#include "../IArchive.h"
+#include "../../Common/CreateCoder.h"
+
+#include "LzmaIn.h"
+
+namespace NArchive {
+namespace NLzma {
+
+// const UInt64 k_LZMA = 0x030101;
+
+class CHandler: 
+  public IInArchive,
+  PUBLIC_ISetCompressCodecsInfo
+  public CMyUnknownImp
+{
+public:
+  MY_QUERYINTERFACE_BEGIN
+  MY_QUERYINTERFACE_ENTRY(IInArchive)
+  QUERY_ENTRY_ISetCompressCodecsInfo
+  MY_QUERYINTERFACE_END
+  MY_ADDREF_RELEASE
+
+  STDMETHOD(Open)(IInStream *inStream, 
+      const UInt64 *maxCheckStartPosition,
+      IArchiveOpenCallback *openArchiveCallback);  
+  STDMETHOD(Close)();  
+  
+  STDMETHOD(GetNumberOfItems)(UInt32 *numItems);  
+  STDMETHOD(GetProperty)(UInt32 index, PROPID propID,  PROPVARIANT *value);
+  STDMETHOD(Extract)(const UInt32* indices, UInt32 numItems, 
+      Int32 testMode, IArchiveExtractCallback *extractCallback);
+
+  STDMETHOD(GetArchiveProperty)(PROPID propID, PROPVARIANT *value);
+
+  STDMETHOD(GetNumberOfProperties)(UInt32 *numProperties);  
+  STDMETHOD(GetPropertyInfo)(UInt32 index,     
+      BSTR *name, PROPID *propID, VARTYPE *varType);
+
+  STDMETHOD(GetNumberOfArchiveProperties)(UInt32 *numProperties);  
+  STDMETHOD(GetArchivePropertyInfo)(UInt32 index,     
+      BSTR *name, PROPID *propID, VARTYPE *varType);
+
+  UString GetMethodString();
+public:
+  CHandler() {  }
+
+private:
+  CHeader m_StreamInfo;
+  UInt64 m_StreamStartPosition;
+  UInt64 m_PackSize;
+
+  CMyComPtr<IInStream> m_Stream;
+
+  DECL_EXTERNAL_CODECS_VARS
+
+  DECL_ISetCompressCodecsInfo
+
+};
+
+}}
+
+#endif