102 lines
3.8 KiB
C++
102 lines
3.8 KiB
C++
/*************************************************************************
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*
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* $RCSfile: DllGetVersion.cpp,v $
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*
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* $Revision: 1.2 $
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*
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* last change: $Author: hro $ $Date: 2002-08-26 13:43:19 $
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*
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* The Contents of this file are made available subject to the terms of
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* either of the following licenses
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*
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* - GNU Lesser General Public License Version 2.1
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* - Sun Industry Standards Source License Version 1.1
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*
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* Sun Microsystems Inc., October, 2000
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*
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* GNU Lesser General Public License Version 2.1
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* =============================================
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* Copyright 2000 by Sun Microsystems, Inc.
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* 901 San Antonio Road, Palo Alto, CA 94303, USA
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License version 2.1, as published by the Free Software Foundation.
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*
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* This library 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 GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*
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*
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* Sun Industry Standards Source License Version 1.1
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* =================================================
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* The contents of this file are subject to the Sun Industry Standards
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* Source License Version 1.1 (the "License"); You may not use this file
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* except in compliance with the License. You may obtain a copy of the
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* License at http://www.openoffice.org/license.html.
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*
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* Software provided under this License is provided on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING,
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* WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS,
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* MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING.
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* See the License for the specific provisions governing your rights and
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* obligations concerning the Software.
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*
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* The Initial Developer of the Original Code is: Sun Microsystems, Inc.
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*
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* Copyright: 2000 by Sun Microsystems, Inc.
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*
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* All Rights Reserved.
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*
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* Contributor(s): _______________________________________
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*
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*
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************************************************************************/
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#define WIN32_LEAN_AND_MEAN
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#include <windows.h>
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#include <shlwapi.h>
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#include <malloc.h>
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extern HMODULE UWINAPI_BaseAddress;
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// This function should be exported by every DLL that wants to provide it's version number.
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// This code automaticly generates the information from the version resource
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extern "C" HRESULT CALLBACK DllGetVersion( DLLVERSIONINFO *pdvi )
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{
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TCHAR szModulePath[MAX_PATH];
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BOOL fSuccess = FALSE;
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if ( UWINAPI_BaseAddress && GetModuleFileName( UWINAPI_BaseAddress, szModulePath, MAX_PATH ) )
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{
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DWORD dwHandle = 0;
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DWORD dwSize = GetFileVersionInfoSize( szModulePath, &dwHandle );
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LPVOID lpData = _alloca( dwSize );
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if ( GetFileVersionInfo( szModulePath, dwHandle, dwSize, lpData ) )
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{
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VS_FIXEDFILEINFO *lpBuffer = NULL;
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UINT uLen = 0;
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if ( VerQueryValue( lpData, TEXT("\\"), (LPVOID *)&lpBuffer, &uLen ) )
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{
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pdvi->dwMajorVersion = HIWORD( lpBuffer->dwFileVersionMS );
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pdvi->dwMinorVersion = LOWORD( lpBuffer->dwFileVersionMS );
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pdvi->dwBuildNumber = HIWORD( lpBuffer->dwFileVersionLS );
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pdvi->dwPlatformID = (lpBuffer->dwFileOS & VOS_NT) ? DLLVER_PLATFORM_NT : DLLVER_PLATFORM_WINDOWS;
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fSuccess = TRUE;
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}
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}
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}
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return fSuccess ? HRESULT_FROM_WIN32( GetLastError() ) : HRESULT_FROM_WIN32( NO_ERROR );
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}
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