873dac92c4
bug # 163739 - XPI Packager adding the xpi packager to the mozilla tree. this is a windows only app used to build the xpi packager for building self installing xpi files. git-svn-id: svn://10.0.0.236/trunk@134725 18797224-902f-48f8-a5cc-f745e15eee43
135 lines
4.2 KiB
C++
135 lines
4.2 KiB
C++
// ZipStorage.h: interface for the CZipStorage class.
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//
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////////////////////////////////////////////////////////////////////////////////
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// Copyright (C) 2000 Tadeusz Dracz.
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// For conditions of distribution and use, see copyright notice in ZipArchive.h
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////////////////////////////////////////////////////////////////////////////////
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#if !defined(AFX_ZIPSTORAGE_H__941824FE_3320_4794_BDE3_BE334ED8984B__INCLUDED_)
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#define AFX_ZIPSTORAGE_H__941824FE_3320_4794_BDE3_BE334ED8984B__INCLUDED_
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#include "ZipBigFile.h" // Added by ClassView
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#include "ZipAutoBuffer.h" // Added by ClassView
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#if _MSC_VER > 1000
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#pragma once
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#endif // _MSC_VER > 1000
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// callback function called when there is a need for a disk change
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// calling CZipArchive functions, apart from the static ones, may have unexpected results
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// iNumber - disk number needed
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// iCode :
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// -1 - disk needed for reading
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// other codes occurs during writting
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// >=0 : number of bytes needed
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// -2 - the file with the archive name already exists on the disk
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// -3 - the disk is probably write - protected
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// -4 - couldn't create a file
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// pData - user defined data
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// return false to abort operation: the proper exception will be thrown
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typedef bool (*ZIPCALLBACKFUN )(int iNumber, int iCode, void* pData);
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class CZipStorage
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{
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public:
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void Open(CMemFile& mf, int iMode);
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// return the position in the file, taking into account the bytes in the write buffer
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DWORD GetPosition();
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// flush the data from the read buffer to the disk
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void Flush();
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// only called by CZipCentralDir when opening an existing archive
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void UpdateSpanMode(WORD uLastDisk);
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// the preset size of the write buffer
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int m_iWriteBufferSize;
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// user data to be passed to the callback function
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void* m_pCallbackData;
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// function used to change disks during writing to the disk spanning archive
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void NextDisk(int iNeeded, LPCTSTR lpszFileName = NULL);
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void Close(bool bAfterException);
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// return the numer of the current disk
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int GetCurrentDisk();
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void SetCurrentDisk(int iNumber);
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// change the disk during extract operations
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void ChangeDisk(int iNumber);
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// Function name : IsSpanMode
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// Description : detect span mode
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// Return type : int
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// -1 - existing span opened
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// 0 - no span
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// 1 - new span
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int IsSpanMode();
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void Open(LPCTSTR szPathName, int iMode, int iVolumeSize);
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void Write(void *pBuf, DWORD iSize, bool bAtOnce);
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DWORD Read(void* pBuf, DWORD iSize, bool bAtOnce);
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CZipBigFile m_internalfile;
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CFile* m_pFile;
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CZipStorage();
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virtual ~CZipStorage();
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enum {noSpan, pkzipSpan, tdSpan, suggestedAuto, suggestedTd};
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int m_iSpanMode;
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ZIPCALLBACKFUN m_pZIPCALLBACKFUN;
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static char m_gszExtHeaderSignat[];
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// open tdspan: last disk number, create tdspan: volume size
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// create pkspan: not used
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int m_iTdSpanData;
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protected:
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// how many bytes left free in the write buffer
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DWORD GetFreeInBuffer();
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friend class CZipCentralDir;
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// numer of bytes available in the write buffer
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DWORD m_uBytesInWriteBuffer;
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// tdSpan : the total size of the current volume, pkSpan : free space on the current volume
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DWORD m_uCurrentVolSize;
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// return the number of bytes left on the current volume
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DWORD VolumeLeft();
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// write data to the internal buffer
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void WriteInternalBuffer(char *pBuf, DWORD uSize);
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// number of bytes left free in the write buffer
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DWORD m_uVolumeFreeInBuffer;
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CZipAutoBuffer m_pWriteBuffer;
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// return the number of free bytes on the current removable disk
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DWORD GetFreeVolumeSpace();
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void CallCallback(int iCode, CString szTemp);
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// only disk spanning creation: tells how many bytes have been written physically to the current volume
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DWORD m_iBytesWritten;
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// construct the name of the volume in tdSpan mode
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CString GetTdVolumeName(bool bLast, LPCTSTR lpszZipName = NULL);
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// change the disk in tdSpan mode
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CString ChangeTdRead();
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// change the disk in pkSpan mode
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CString ChangePkzipRead();
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// you can only add a new files to the new disk spanning archive and only extract
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// them from the existing one
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bool m_bNewSpan;
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int m_iCurrentDisk;
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bool OpenFile(LPCTSTR lpszName, UINT uFlags, bool bThrow = true);
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void ThrowError(int err);
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};
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#endif // !defined(AFX_ZIPSTORAGE_H__941824FE_3320_4794_BDE3_BE334ED8984B__INCLUDED_)
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