62 lines
2.4 KiB
C++
62 lines
2.4 KiB
C++
/*************************************************************************
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*
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* Copyright 2008 by Sun Microsystems, Inc.
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*
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* OpenOffice.org - a multi-platform office productivity suite
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*
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* $RCSfile: GetDiskFreeSpaceExA.cpp,v $
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* $Revision: 1.4 $
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*
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* This file is part of OpenOffice.org.
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*
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* OpenOffice.org is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License version 3
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* only, as published by the Free Software Foundation.
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*
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* OpenOffice.org is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License version 3 for more details
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* (a copy is included in the LICENSE file that accompanied this code).
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*
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* You should have received a copy of the GNU Lesser General Public License
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* version 3 along with OpenOffice.org. If not, see
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* <http://www.openoffice.org/license.html>
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* for a copy of the LGPLv3 License.
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*
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************************************************************************/
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#include "macros.h"
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// GetDiskSpaceExA wrapper for Win 95A
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IMPLEMENT_THUNK( kernel32, TRYLOAD, BOOL, WINAPI, GetDiskFreeSpaceExA,(
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LPCSTR lpRootPathName, // directory name
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PULARGE_INTEGER lpFreeBytesAvailable, // bytes available to caller
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PULARGE_INTEGER lpTotalNumberOfBytes, // bytes on disk
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PULARGE_INTEGER lpTotalNumberOfFreeBytes // free bytes on disk
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))
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{
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DWORD dwSectorsPerCluster, dwBytesPerSector, dwNumberOfFreeClusters, dwTotalNumberOfClusters;
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BOOL fSuccess = GetDiskFreeSpaceA( lpRootPathName, &dwSectorsPerCluster, &dwBytesPerSector, &dwNumberOfFreeClusters, &dwTotalNumberOfClusters );
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if ( fSuccess )
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{
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ULONGLONG ulBytesPerCluster = (ULONGLONG)dwSectorsPerCluster * (ULONGLONG)dwBytesPerSector;
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if ( lpFreeBytesAvailable )
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lpFreeBytesAvailable->QuadPart = ulBytesPerCluster * (ULONGLONG)dwNumberOfFreeClusters;
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if ( lpTotalNumberOfBytes )
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lpTotalNumberOfBytes->QuadPart = ulBytesPerCluster * (ULONGLONG)dwTotalNumberOfClusters;
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if ( lpTotalNumberOfFreeBytes )
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lpTotalNumberOfFreeBytes->QuadPart = ulBytesPerCluster * (ULONGLONG)dwNumberOfFreeClusters;
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}
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return fSuccess;
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}
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