77 lines
2.3 KiB
C++
77 lines
2.3 KiB
C++
#pragma once
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#include <string>
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include "7zip\7zCrc.h"
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#include "7zip\7z.h"
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#include "7zip\7zFile.h"
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#include "7zip\Types.h"
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#ifdef __cplusplus
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}
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#endif
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class C7zip
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{
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public:
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C7zip (LPCSTR FileName);
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~C7zip ();
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typedef void (__stdcall *LP7ZNOTIFICATION)( LPCSTR Status, void * CBInfo );
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inline int NumFiles ( void ) const { return m_db ? m_db->db.NumFiles : 0; }
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inline CSzFileItem * FileItem ( int index ) const { return m_db ? &m_db->db.Files[index] : NULL; }
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inline int FileSize ( void ) const { return m_FileSize; }
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inline bool OpenSuccess ( void) const { return m_Opened; }
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bool GetFile ( int index, Byte * Data, size_t DataLen );
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const char * FileName ( char * FileName, int SizeOfFileName ) const;
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std::string FileNameIndex (int index);
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void SetNotificationCallback (LP7ZNOTIFICATION NotfyFnc, void * CBInfo);
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private:
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C7zip(void); // Disable default constructor
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C7zip(const C7zip&); // Disable copy constructor
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C7zip& operator=(const C7zip&); // Disable assignment
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/*typedef struct _CFileInStream
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{
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ISzInStream InStream;
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FILE *File;
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} CFileInStream;
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*/
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CSzArEx * m_db;
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CFileInStream m_archiveStream;
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CLookToRead m_archiveLookStream;
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ISzAlloc m_allocImp;
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ISzAlloc m_allocTempImp;
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int m_FileSize;
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char m_FileName[260];
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int m_CurrentFile;
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bool m_Opened;
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//Used for extraction
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UInt32 m_blockIndex ; // it can have any value before first call (if outBuffer = 0)
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Byte * m_outBuffer; // it must be 0 before first call for each new archive.
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size_t m_outBufferSize; // it can have any value before first call (if outBuffer = 0)
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static void * AllocAllocImp (void *p, size_t size);
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static void AllocFreeImp (void *p, void *address); /* address can be 0 */
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static SRes SzFileReadImp(void *object, void *buffer, size_t *processedSize);
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static SRes SzFileSeekImp(void *p, Int64 *pos, ESzSeek origin);
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//static void __stdcall StatusUpdate(_7Z_STATUS status, int Value1, int Value2, C7zip * _this);
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static void __stdcall NotfyCallbackDefault ( LPCSTR /*Status*/, void * /*CBInfo*/ ) { }
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LP7ZNOTIFICATION m_NotfyCallback;
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void * m_NotfyCallbackInfo;
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};
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