diff options
Diffstat (limited to 'svtools/source/misc/imap3.cxx')
-rw-r--r-- | svtools/source/misc/imap3.cxx | 97 |
1 files changed, 97 insertions, 0 deletions
diff --git a/svtools/source/misc/imap3.cxx b/svtools/source/misc/imap3.cxx new file mode 100644 index 000000000000..49d5f4c5984e --- /dev/null +++ b/svtools/source/misc/imap3.cxx @@ -0,0 +1,97 @@ +/************************************************************************* + * + * 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_svtools.hxx" + + +#include <svtools/imap.hxx> + +#include <tools/debug.hxx> + + +/****************************************************************************** +|* +|* Ctor +|* +\******************************************************************************/ + +IMapCompat::IMapCompat( SvStream& rStm, const sal_uInt16 nStreamMode ) : + pRWStm ( &rStm ), + nStmMode ( nStreamMode ) +{ + DBG_ASSERT( nStreamMode == STREAM_READ || nStreamMode == STREAM_WRITE, "Wrong Mode!" ); + + if ( !pRWStm->GetError() ) + { + if ( nStmMode == STREAM_WRITE ) + { + nCompatPos = pRWStm->Tell(); + pRWStm->SeekRel( 4 ); + nTotalSize = nCompatPos + 4; + } + else + { + sal_uInt32 nTotalSizeTmp; + *pRWStm >> nTotalSizeTmp; + nTotalSize = nTotalSizeTmp; + nCompatPos = pRWStm->Tell(); + } + } +} + + +/****************************************************************************** +|* +|* Dtor +|* +\******************************************************************************/ + +IMapCompat::~IMapCompat() +{ + if ( !pRWStm->GetError() ) + { + if ( nStmMode == STREAM_WRITE ) + { + const sal_uLong nEndPos = pRWStm->Tell(); + + pRWStm->Seek( nCompatPos ); + *pRWStm << (sal_uInt32) ( nEndPos - nTotalSize ); + pRWStm->Seek( nEndPos ); + } + else + { + const sal_uLong nReadSize = pRWStm->Tell() - nCompatPos; + + if ( nTotalSize > nReadSize ) + pRWStm->SeekRel( nTotalSize - nReadSize ); + } + } +} + + + |