1*e8c8fa4bSAndrew Rist /**************************************************************
2cdf0e10cSrcweir *
3*e8c8fa4bSAndrew Rist * Licensed to the Apache Software Foundation (ASF) under one
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8*e8c8fa4bSAndrew Rist * "License"); you may not use this file except in compliance
9*e8c8fa4bSAndrew Rist * with the License. You may obtain a copy of the License at
10*e8c8fa4bSAndrew Rist *
11*e8c8fa4bSAndrew Rist * http://www.apache.org/licenses/LICENSE-2.0
12*e8c8fa4bSAndrew Rist *
13*e8c8fa4bSAndrew Rist * Unless required by applicable law or agreed to in writing,
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21*e8c8fa4bSAndrew Rist
22*e8c8fa4bSAndrew Rist
23cdf0e10cSrcweir
24cdf0e10cSrcweir #include <limits>
25cdf0e10cSrcweir
26cdf0e10cSrcweir #include <osl/diagnose.h>
27cdf0e10cSrcweir #include <vos/object.hxx>
28cdf0e10cSrcweir #include <vos/stream.hxx>
29cdf0e10cSrcweir
30cdf0e10cSrcweir using namespace vos;
31cdf0e10cSrcweir
32cdf0e10cSrcweir /////////////////////////////////////////////////////////////////////////////
33cdf0e10cSrcweir //
34cdf0e10cSrcweir // Stream class
35cdf0e10cSrcweir //
36cdf0e10cSrcweir
37cdf0e10cSrcweir VOS_IMPLEMENT_CLASSINFO(VOS_CLASSNAME(OStream, vos), VOS_NAMESPACE(OStream, vos), VOS_NAMESPACE(OObject, vos), 0);
38cdf0e10cSrcweir
OStream(IPositionableStream & rStream)39cdf0e10cSrcweir OStream::OStream(IPositionableStream& rStream)
40cdf0e10cSrcweir : m_rStream(rStream)
41cdf0e10cSrcweir {
42cdf0e10cSrcweir }
43cdf0e10cSrcweir
~OStream()44cdf0e10cSrcweir OStream::~OStream()
45cdf0e10cSrcweir {
46cdf0e10cSrcweir }
47cdf0e10cSrcweir
read(void * pbuffer,sal_uInt32 n) const48cdf0e10cSrcweir sal_Int32 OStream::read(void* pbuffer, sal_uInt32 n) const
49cdf0e10cSrcweir {
50cdf0e10cSrcweir return (m_rStream.read(pbuffer, n));
51cdf0e10cSrcweir }
52cdf0e10cSrcweir
read(IPositionableStream::Offset offset,void * pbuffer,sal_uInt32 n) const53cdf0e10cSrcweir sal_Int32 OStream::read(IPositionableStream::Offset offset,
54cdf0e10cSrcweir void* pbuffer, sal_uInt32 n) const
55cdf0e10cSrcweir {
56cdf0e10cSrcweir return (seekTo(offset) ? read(pbuffer, n) : -1);
57cdf0e10cSrcweir }
58cdf0e10cSrcweir
write(const void * pbuffer,sal_uInt32 n)59cdf0e10cSrcweir sal_Int32 OStream::write(const void* pbuffer, sal_uInt32 n)
60cdf0e10cSrcweir {
61cdf0e10cSrcweir return
62cdf0e10cSrcweir n <= static_cast< sal_uInt32 >(std::numeric_limits< sal_Int32 >::max())
63cdf0e10cSrcweir && (m_rStream.write(pbuffer, n) == static_cast< sal_Int32 >(n));
64cdf0e10cSrcweir }
65cdf0e10cSrcweir
write(IPositionableStream::Offset offset,const void * pbuffer,sal_uInt32 n)66cdf0e10cSrcweir sal_Int32 OStream::write(IPositionableStream::Offset offset,
67cdf0e10cSrcweir const void* pbuffer, sal_uInt32 n)
68cdf0e10cSrcweir {
69cdf0e10cSrcweir return (seekTo(offset) && write(pbuffer, n));
70cdf0e10cSrcweir }
71cdf0e10cSrcweir
append(void * pbuffer,sal_uInt32 n)72cdf0e10cSrcweir sal_Bool OStream::append(void* pbuffer, sal_uInt32 n)
73cdf0e10cSrcweir {
74cdf0e10cSrcweir return (seekToEnd() && write(pbuffer, n));
75cdf0e10cSrcweir }
76cdf0e10cSrcweir
seekTo(IPositionableStream::Offset pos) const77cdf0e10cSrcweir sal_Bool OStream::seekTo(IPositionableStream::Offset pos) const
78cdf0e10cSrcweir {
79cdf0e10cSrcweir return (m_rStream.seekTo(pos));
80cdf0e10cSrcweir }
81cdf0e10cSrcweir
seekToEnd() const82cdf0e10cSrcweir sal_Bool OStream::seekToEnd() const
83cdf0e10cSrcweir {
84cdf0e10cSrcweir return (m_rStream.seekToEnd());
85cdf0e10cSrcweir }
86cdf0e10cSrcweir
seekRelative(sal_Int32 change) const87cdf0e10cSrcweir sal_Bool OStream::seekRelative(sal_Int32 change) const
88cdf0e10cSrcweir {
89cdf0e10cSrcweir return (m_rStream.seekRelative(change));
90cdf0e10cSrcweir }
91cdf0e10cSrcweir
changeSize(sal_uInt32 new_size)92cdf0e10cSrcweir sal_Bool OStream::changeSize(sal_uInt32 new_size)
93cdf0e10cSrcweir {
94cdf0e10cSrcweir return (m_rStream.changeSize(new_size));
95cdf0e10cSrcweir }
96cdf0e10cSrcweir
getSize() const97cdf0e10cSrcweir sal_uInt32 OStream::getSize() const
98cdf0e10cSrcweir {
99cdf0e10cSrcweir return (m_rStream.getSize());
100cdf0e10cSrcweir }
101cdf0e10cSrcweir
isEof() const102cdf0e10cSrcweir sal_Bool OStream::isEof() const
103cdf0e10cSrcweir {
104cdf0e10cSrcweir return (m_rStream.isEof());
105cdf0e10cSrcweir }
106cdf0e10cSrcweir
getOffset() const107cdf0e10cSrcweir IPositionableStream::Offset OStream::getOffset() const
108cdf0e10cSrcweir {
109cdf0e10cSrcweir return (m_rStream.getOffset());
110cdf0e10cSrcweir }
111cdf0e10cSrcweir
112