76 lines
2.4 KiB
C++
76 lines
2.4 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(const char * FileName);
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~C7zip();
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typedef void (*LP7ZNOTIFICATION)(const char * 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::wstring 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 NotfyCallbackDefault(const char * /*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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