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
104 lines
2.1 KiB
C++
104 lines
2.1 KiB
C++
// ZipAutoBuffer.cpp: implementation of the CZipAutoBuffer class.
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// Part of the ZipArchive library
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//
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// Copyright (C) 2000 - 2001 Tadeusz Dracz.
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// This program is free software; you can redistribute it and/or
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// modify it under the terms of the GNU General Public License
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// as published by the Free Software Foundation; either version 2
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// of the License, or (at your option) any later version.
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//
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// For the licensing details see the file License.txt
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////////////////////////////////////////////////////////////////////////////////
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#include "stdafx.h"
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#include "ZipAutoBuffer.h"
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#include <memory.h>
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// #ifdef _DEBUG
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// #undef THIS_FILE
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// static char THIS_FILE[]=__FILE__;
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// #define new DEBUG_NEW
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// #endif
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//////////////////////////////////////////////////////////////////////
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// Construction/Destruction
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//////////////////////////////////////////////////////////////////////
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CZipAutoBuffer::CZipAutoBuffer()
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{
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m_iSize = 0;
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m_pBuffer = NULL;
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}
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CZipAutoBuffer::CZipAutoBuffer(DWORD iSize, bool bZeroMemory)
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{
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m_iSize = 0;
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m_pBuffer = NULL;
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Allocate(iSize, bZeroMemory);
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}
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CZipAutoBuffer::~CZipAutoBuffer()
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{
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Release();
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}
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void CZipAutoBuffer::Release()
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{
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if (m_pBuffer)
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{
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delete [] m_pBuffer;
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m_iSize = 0;
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m_pBuffer = NULL;
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}
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}
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char* CZipAutoBuffer::Allocate(DWORD iSize, bool bZeroMemory)
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{
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if (iSize != m_iSize)
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Release();
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else
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{
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if (bZeroMemory)
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memset(m_pBuffer, 0, iSize); // zerowanie bufora
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return m_pBuffer;
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}
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if (iSize > 0)
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{
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m_pBuffer = new char [iSize];
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if (bZeroMemory)
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memset(m_pBuffer, 0, iSize); // zerowanie bufora
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m_iSize = iSize;
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}
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else
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m_pBuffer = NULL;
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return m_pBuffer;
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}
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CZipAutoBuffer::CZipAutoBuffer(const CZipAutoBuffer& buffer)
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{
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m_pBuffer = NULL;
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m_iSize = 0;
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if (buffer.m_pBuffer)
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{
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Allocate(buffer.m_iSize);
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memcpy(m_pBuffer, buffer.m_pBuffer, buffer.m_iSize);
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}
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}
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CZipAutoBuffer& CZipAutoBuffer::operator=(const CZipAutoBuffer& buffer)
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{
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if (this == &buffer)
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return *this;
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Release();
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if (buffer.m_pBuffer)
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{
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Allocate(buffer.m_iSize);
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memcpy(m_pBuffer, buffer.m_pBuffer, buffer.m_iSize);
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}
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return *this;
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} |