1*cdf0e10cSrcweir /************************************************************************* 2*cdf0e10cSrcweir * 3*cdf0e10cSrcweir * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4*cdf0e10cSrcweir * 5*cdf0e10cSrcweir * Copyright 2000, 2010 Oracle and/or its affiliates. 6*cdf0e10cSrcweir * 7*cdf0e10cSrcweir * OpenOffice.org - a multi-platform office productivity suite 8*cdf0e10cSrcweir * 9*cdf0e10cSrcweir * This file is part of OpenOffice.org. 10*cdf0e10cSrcweir * 11*cdf0e10cSrcweir * OpenOffice.org is free software: you can redistribute it and/or modify 12*cdf0e10cSrcweir * it under the terms of the GNU Lesser General Public License version 3 13*cdf0e10cSrcweir * only, as published by the Free Software Foundation. 14*cdf0e10cSrcweir * 15*cdf0e10cSrcweir * OpenOffice.org is distributed in the hope that it will be useful, 16*cdf0e10cSrcweir * but WITHOUT ANY WARRANTY; without even the implied warranty of 17*cdf0e10cSrcweir * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 18*cdf0e10cSrcweir * GNU Lesser General Public License version 3 for more details 19*cdf0e10cSrcweir * (a copy is included in the LICENSE file that accompanied this code). 20*cdf0e10cSrcweir * 21*cdf0e10cSrcweir * You should have received a copy of the GNU Lesser General Public License 22*cdf0e10cSrcweir * version 3 along with OpenOffice.org. If not, see 23*cdf0e10cSrcweir * <http://www.openoffice.org/license.html> 24*cdf0e10cSrcweir * for a copy of the LGPLv3 License. 25*cdf0e10cSrcweir * 26*cdf0e10cSrcweir ************************************************************************/ 27*cdf0e10cSrcweir 28*cdf0e10cSrcweir #include <limits> 29*cdf0e10cSrcweir 30*cdf0e10cSrcweir #include <osl/diagnose.h> 31*cdf0e10cSrcweir #include <vos/object.hxx> 32*cdf0e10cSrcweir #include <vos/stream.hxx> 33*cdf0e10cSrcweir 34*cdf0e10cSrcweir using namespace vos; 35*cdf0e10cSrcweir 36*cdf0e10cSrcweir ///////////////////////////////////////////////////////////////////////////// 37*cdf0e10cSrcweir // 38*cdf0e10cSrcweir // Stream class 39*cdf0e10cSrcweir // 40*cdf0e10cSrcweir 41*cdf0e10cSrcweir VOS_IMPLEMENT_CLASSINFO(VOS_CLASSNAME(OStream, vos), VOS_NAMESPACE(OStream, vos), VOS_NAMESPACE(OObject, vos), 0); 42*cdf0e10cSrcweir 43*cdf0e10cSrcweir OStream::OStream(IPositionableStream& rStream) 44*cdf0e10cSrcweir : m_rStream(rStream) 45*cdf0e10cSrcweir { 46*cdf0e10cSrcweir } 47*cdf0e10cSrcweir 48*cdf0e10cSrcweir OStream::~OStream() 49*cdf0e10cSrcweir { 50*cdf0e10cSrcweir } 51*cdf0e10cSrcweir 52*cdf0e10cSrcweir sal_Int32 OStream::read(void* pbuffer, sal_uInt32 n) const 53*cdf0e10cSrcweir { 54*cdf0e10cSrcweir return (m_rStream.read(pbuffer, n)); 55*cdf0e10cSrcweir } 56*cdf0e10cSrcweir 57*cdf0e10cSrcweir sal_Int32 OStream::read(IPositionableStream::Offset offset, 58*cdf0e10cSrcweir void* pbuffer, sal_uInt32 n) const 59*cdf0e10cSrcweir { 60*cdf0e10cSrcweir return (seekTo(offset) ? read(pbuffer, n) : -1); 61*cdf0e10cSrcweir } 62*cdf0e10cSrcweir 63*cdf0e10cSrcweir sal_Int32 OStream::write(const void* pbuffer, sal_uInt32 n) 64*cdf0e10cSrcweir { 65*cdf0e10cSrcweir return 66*cdf0e10cSrcweir n <= static_cast< sal_uInt32 >(std::numeric_limits< sal_Int32 >::max()) 67*cdf0e10cSrcweir && (m_rStream.write(pbuffer, n) == static_cast< sal_Int32 >(n)); 68*cdf0e10cSrcweir } 69*cdf0e10cSrcweir 70*cdf0e10cSrcweir sal_Int32 OStream::write(IPositionableStream::Offset offset, 71*cdf0e10cSrcweir const void* pbuffer, sal_uInt32 n) 72*cdf0e10cSrcweir { 73*cdf0e10cSrcweir return (seekTo(offset) && write(pbuffer, n)); 74*cdf0e10cSrcweir } 75*cdf0e10cSrcweir 76*cdf0e10cSrcweir sal_Bool OStream::append(void* pbuffer, sal_uInt32 n) 77*cdf0e10cSrcweir { 78*cdf0e10cSrcweir return (seekToEnd() && write(pbuffer, n)); 79*cdf0e10cSrcweir } 80*cdf0e10cSrcweir 81*cdf0e10cSrcweir sal_Bool OStream::seekTo(IPositionableStream::Offset pos) const 82*cdf0e10cSrcweir { 83*cdf0e10cSrcweir return (m_rStream.seekTo(pos)); 84*cdf0e10cSrcweir } 85*cdf0e10cSrcweir 86*cdf0e10cSrcweir sal_Bool OStream::seekToEnd() const 87*cdf0e10cSrcweir { 88*cdf0e10cSrcweir return (m_rStream.seekToEnd()); 89*cdf0e10cSrcweir } 90*cdf0e10cSrcweir 91*cdf0e10cSrcweir sal_Bool OStream::seekRelative(sal_Int32 change) const 92*cdf0e10cSrcweir { 93*cdf0e10cSrcweir return (m_rStream.seekRelative(change)); 94*cdf0e10cSrcweir } 95*cdf0e10cSrcweir 96*cdf0e10cSrcweir sal_Bool OStream::changeSize(sal_uInt32 new_size) 97*cdf0e10cSrcweir { 98*cdf0e10cSrcweir return (m_rStream.changeSize(new_size)); 99*cdf0e10cSrcweir } 100*cdf0e10cSrcweir 101*cdf0e10cSrcweir sal_uInt32 OStream::getSize() const 102*cdf0e10cSrcweir { 103*cdf0e10cSrcweir return (m_rStream.getSize()); 104*cdf0e10cSrcweir } 105*cdf0e10cSrcweir 106*cdf0e10cSrcweir sal_Bool OStream::isEof() const 107*cdf0e10cSrcweir { 108*cdf0e10cSrcweir return (m_rStream.isEof()); 109*cdf0e10cSrcweir } 110*cdf0e10cSrcweir 111*cdf0e10cSrcweir IPositionableStream::Offset OStream::getOffset() const 112*cdf0e10cSrcweir { 113*cdf0e10cSrcweir return (m_rStream.getOffset()); 114*cdf0e10cSrcweir } 115*cdf0e10cSrcweir 116