diff options
Diffstat (limited to 'desktop/source/app/lockfile.cxx')
| -rw-r--r-- | desktop/source/app/lockfile.cxx | 238 |
1 files changed, 0 insertions, 238 deletions
diff --git a/desktop/source/app/lockfile.cxx b/desktop/source/app/lockfile.cxx deleted file mode 100644 index 8ac41ce99a..0000000000 --- a/desktop/source/app/lockfile.cxx +++ /dev/null @@ -1,238 +0,0 @@ -/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ -/************************************************************************* - * - * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. - * - * Copyright 2000, 2010 Oracle and/or its affiliates. - * - * OpenOffice.org - a multi-platform office productivity suite - * - * This file is part of OpenOffice.org. - * - * OpenOffice.org is free software: you can redistribute it and/or modify - * it under the terms of the GNU Lesser General Public License version 3 - * only, as published by the Free Software Foundation. - * - * OpenOffice.org is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU Lesser General Public License version 3 for more details - * (a copy is included in the LICENSE file that accompanied this code). - * - * You should have received a copy of the GNU Lesser General Public License - * version 3 along with OpenOffice.org. If not, see - * <http://www.openoffice.org/license.html> - * for a copy of the LGPLv3 License. - * - ************************************************************************/ - -// MARKER(update_precomp.py): autogen include statement, do not remove -#include "precompiled_desktop.hxx" -#include <stdlib.h> -#include <time.h> -#ifndef WNT -#include <unistd.h> -#else -#include <windows.h> -#endif -#include <sal/types.h> -#include <osl/file.hxx> -#include <osl/socket.hxx> -#include <osl/security.hxx> -#include <unotools/bootstrap.hxx> -#include <tools/string.hxx> -#include <tools/config.hxx> - -#include "lockfile.hxx" - - -using namespace ::osl; -using namespace ::rtl; -using namespace ::utl; - - -static rtl::OString impl_getHostname() -{ - rtl::OString aHost; -#ifdef WNT - /* - prevent windows from connecting to the net to get it's own - hostname by using the netbios name - */ - sal_Int32 sz = MAX_COMPUTERNAME_LENGTH + 1; - char* szHost = new char[sz]; - if (GetComputerName(szHost, (LPDWORD)&sz)) - aHost = OString(szHost); - else - aHost = OString("UNKNOWN"); - delete[] szHost; -#else - /* Don't do dns lookup on Linux either */ - sal_Char pHostName[1024]; - - if ( gethostname( pHostName, sizeof( pHostName ) - 1 ) == 0 ) - { - pHostName[sizeof( pHostName ) - 1] = '\0'; - aHost = OString( pHostName ); - } - else - aHost = OString("UNKNOWN"); -#endif - - return aHost; -} - -namespace desktop { - - Lockfile::Lockfile( bool bIPCserver ) - :m_bIPCserver(bIPCserver) - ,m_bRemove(sal_False) - ,m_bIsLocked(sal_False) - { - // build the file-url to use for the lock - OUString aUserPath; - utl::Bootstrap::locateUserInstallation( aUserPath ); - m_aLockname = aUserPath + LOCKFILE_SUFFIX; - - // generate ID - const int nIdBytes = 16; - char tmpId[nIdBytes*2+1]; - time_t t; - srand( (unsigned)(t = time( NULL )) ); - int tmpByte = 0; - for (int i = 0; i<nIdBytes; i++) { - tmpByte = rand( ) % 0xFF; - sprintf( tmpId+i*2, "%02X", tmpByte ); - } - tmpId[nIdBytes*2]=0x00; - m_aId = OUString::createFromAscii( tmpId ); - - // generate date string - char *tmpTime = ctime( &t ); - if (tmpTime != NULL) { - m_aDate = OUString::createFromAscii( tmpTime ); - sal_Int32 i = m_aDate.indexOf('\n'); - if (i > 0) - m_aDate = m_aDate.copy(0, i); - } - - - // try to create file - File aFile(m_aLockname); - if (aFile.open( osl_File_OpenFlag_Create ) == File::E_EXIST) { - m_bIsLocked = sal_True; - } else { - // new lock created - aFile.close( ); - syncToFile( ); - m_bRemove = sal_True; - } - } - - sal_Bool Lockfile::check( fpExecWarning execWarning ) - { - - if (m_bIsLocked) { - // lock existed, ask user what to do - if (isStale() || - (execWarning != 0 && (*execWarning)( this ))) { - // remove file and create new - File::remove( m_aLockname ); - File aFile(m_aLockname); - aFile.open( osl_File_OpenFlag_Create ); - aFile.close( ); - syncToFile( ); - m_bRemove = sal_True; - return sal_True; - } else { - //leave alone and return false - m_bRemove = sal_False; - return sal_False; - } - } else { - // lock was created by us - return sal_True; - } - } - - sal_Bool Lockfile::isStale( void ) const - { - // this checks whether the lockfile was created on the same - // host by the same user. Should this be the case it is safe - // to assume that it is a stale lockfile which can be overwritten - String aLockname = m_aLockname; - Config aConfig(aLockname); - aConfig.SetGroup(LOCKFILE_GROUP); - rtl::OString aIPCserver = aConfig.ReadKey( LOCKFILE_IPCKEY ); - if (!aIPCserver.equalsIgnoreAsciiCase(rtl::OString("true"))) - return false; - - rtl::OString aHost = aConfig.ReadKey( LOCKFILE_HOSTKEY ); - rtl::OString aUser = aConfig.ReadKey( LOCKFILE_USERKEY ); - - // lockfile from same host? - rtl::OString myHost( impl_getHostname() ); - if (aHost == myHost) { - // lockfile by same UID - OUString myUserName; - Security aSecurity; - aSecurity.getUserName( myUserName ); - rtl::OString myUser(rtl::OUStringToOString(myUserName, RTL_TEXTENCODING_ASCII_US)); - if (aUser == myUser) - return sal_True; - } - return sal_False; - } - - void Lockfile::syncToFile( void ) const - { - String aLockname = m_aLockname; - Config aConfig(aLockname); - aConfig.SetGroup(LOCKFILE_GROUP); - - // get information - rtl::OString aHost( impl_getHostname() ); - OUString aUserName; - Security aSecurity; - aSecurity.getUserName( aUserName ); - rtl::OString aUser = OUStringToOString( aUserName, RTL_TEXTENCODING_ASCII_US ); - rtl::OString aTime = OUStringToOString( m_aDate, RTL_TEXTENCODING_ASCII_US ); - rtl::OString aStamp = OUStringToOString( m_aId, RTL_TEXTENCODING_ASCII_US ); - - // write information - aConfig.WriteKey( LOCKFILE_USERKEY, aUser ); - aConfig.WriteKey( LOCKFILE_HOSTKEY, aHost ); - aConfig.WriteKey( LOCKFILE_STAMPKEY, aStamp ); - aConfig.WriteKey( LOCKFILE_TIMEKEY, aTime ); - aConfig.WriteKey( - LOCKFILE_IPCKEY, - m_bIPCserver ? rtl::OString("true") : rtl::OString("false") ); - aConfig.Flush( ); - } - - void Lockfile::clean( void ) - { - if ( m_bRemove ) - { - File::remove( m_aLockname ); - m_bRemove = sal_False; - } - } - - Lockfile::~Lockfile( void ) - { - // unlock userdata by removing file - if ( m_bRemove ) - File::remove( m_aLockname ); - } -} - - - - - - - - - -/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |