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
42 lines
987 B
C++
42 lines
987 B
C++
// ZipBigFile.cpp: implementation of the CZipBigFile class.
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//
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//////////////////////////////////////////////////////////////////////
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#include "stdafx.h"
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#include "ZipBigFile.h"
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//////////////////////////////////////////////////////////////////////
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// Construction/Destruction
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//////////////////////////////////////////////////////////////////////
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IMPLEMENT_DYNAMIC(CZipBigFile, CFile)
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CZipBigFile::CZipBigFile()
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{
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}
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CZipBigFile::~CZipBigFile()
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{
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}
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_int64 CZipBigFile::Seek(_int64 dOff, UINT nFrom)
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{
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ASSERT_VALID(this);
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ASSERT(m_hFile != (UINT)hFileNull);
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ASSERT(nFrom == begin || nFrom == end || nFrom == current);
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ASSERT(begin == FILE_BEGIN && end == FILE_END && current == FILE_CURRENT);
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LARGE_INTEGER li;
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li.QuadPart = dOff;
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li.LowPart = ::SetFilePointer((HANDLE)m_hFile, li.LowPart, &li.HighPart, (DWORD)nFrom);
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DWORD dw = GetLastError();
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if ((li.LowPart == (DWORD)-1) && (dw != NO_ERROR))
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{
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CFileException::ThrowOsError((LONG)dw);
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}
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return li.QuadPart;
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}
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