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1 : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
2 : /*
3 : * This file is part of the LibreOffice project.
4 : *
5 : * This Source Code Form is subject to the terms of the Mozilla Public
6 : * License, v. 2.0. If a copy of the MPL was not distributed with this
7 : * file, You can obtain one at http://mozilla.org/MPL/2.0/.
8 : *
9 : * This file incorporates work covered by the following license notice:
10 : *
11 : * Licensed to the Apache Software Foundation (ASF) under one or more
12 : * contributor license agreements. See the NOTICE file distributed
13 : * with this work for additional information regarding copyright
14 : * ownership. The ASF licenses this file to you under the Apache
15 : * License, Version 2.0 (the "License"); you may not use this file
16 : * except in compliance with the License. You may obtain a copy of
17 : * the License at http://www.apache.org/licenses/LICENSE-2.0 .
18 : */
19 :
20 : #include <string.h>
21 :
22 : #include <cppuhelper/implbase1.hxx>
23 : #include <xmlscript/xml_helper.hxx>
24 :
25 : using namespace osl;
26 : using namespace com::sun::star;
27 : using namespace com::sun::star::uno;
28 :
29 : using ::rtl::ByteSequence;
30 :
31 : namespace xmlscript
32 : {
33 :
34 0 : class BSeqInputStream
35 : : public ::cppu::WeakImplHelper1< io::XInputStream >
36 : {
37 : ByteSequence _seq;
38 : sal_Int32 _nPos;
39 :
40 : public:
41 0 : inline BSeqInputStream( ByteSequence const & rSeq )
42 : SAL_THROW(())
43 : : _seq( rSeq )
44 0 : , _nPos( 0 )
45 0 : {}
46 :
47 : // XInputStream
48 : virtual sal_Int32 SAL_CALL readBytes(
49 : Sequence< sal_Int8 > & rData, sal_Int32 nBytesToRead )
50 : throw (io::NotConnectedException, io::BufferSizeExceededException, io::IOException, RuntimeException, std::exception) SAL_OVERRIDE;
51 : virtual sal_Int32 SAL_CALL readSomeBytes(
52 : Sequence< sal_Int8 > & rData, sal_Int32 nMaxBytesToRead )
53 : throw (io::NotConnectedException, io::BufferSizeExceededException, io::IOException, RuntimeException, std::exception) SAL_OVERRIDE;
54 : virtual void SAL_CALL skipBytes(
55 : sal_Int32 nBytesToSkip )
56 : throw (io::NotConnectedException, io::BufferSizeExceededException, io::IOException, RuntimeException, std::exception) SAL_OVERRIDE;
57 : virtual sal_Int32 SAL_CALL available()
58 : throw (io::NotConnectedException, io::IOException, RuntimeException, std::exception) SAL_OVERRIDE;
59 : virtual void SAL_CALL closeInput()
60 : throw (io::NotConnectedException, io::IOException, RuntimeException, std::exception) SAL_OVERRIDE;
61 : };
62 :
63 0 : sal_Int32 BSeqInputStream::readBytes(
64 : Sequence< sal_Int8 > & rData, sal_Int32 nBytesToRead )
65 : throw (io::NotConnectedException, io::BufferSizeExceededException, io::IOException, RuntimeException, std::exception)
66 : {
67 0 : nBytesToRead = ((nBytesToRead > _seq.getLength() - _nPos)
68 0 : ? _seq.getLength() - _nPos
69 0 : : nBytesToRead);
70 :
71 0 : ByteSequence aBytes( _seq.getConstArray() + _nPos, nBytesToRead );
72 0 : rData = toUnoSequence( aBytes );
73 0 : _nPos += nBytesToRead;
74 0 : return nBytesToRead;
75 : }
76 :
77 0 : sal_Int32 BSeqInputStream::readSomeBytes(
78 : Sequence< sal_Int8 > & rData, sal_Int32 nMaxBytesToRead )
79 : throw (io::NotConnectedException, io::BufferSizeExceededException, io::IOException, RuntimeException, std::exception)
80 : {
81 0 : return readBytes( rData, nMaxBytesToRead );
82 : }
83 :
84 0 : void BSeqInputStream::skipBytes(
85 : sal_Int32 /*nBytesToSkip*/ )
86 : throw (io::NotConnectedException, io::BufferSizeExceededException, io::IOException, RuntimeException, std::exception)
87 : {
88 0 : }
89 :
90 0 : sal_Int32 BSeqInputStream::available()
91 : throw (io::NotConnectedException, io::IOException, RuntimeException, std::exception)
92 : {
93 0 : return (_seq.getLength() - _nPos);
94 : }
95 :
96 0 : void BSeqInputStream::closeInput()
97 : throw (io::NotConnectedException, io::IOException, RuntimeException, std::exception)
98 : {
99 0 : }
100 :
101 0 : class BSeqOutputStream
102 : : public ::cppu::WeakImplHelper1< io::XOutputStream >
103 : {
104 : ByteSequence * _seq;
105 :
106 : public:
107 0 : inline BSeqOutputStream( ByteSequence * seq )
108 : SAL_THROW(())
109 0 : : _seq( seq )
110 0 : {}
111 :
112 : // XOutputStream
113 : virtual void SAL_CALL writeBytes(
114 : Sequence< sal_Int8 > const & rData )
115 : throw (io::NotConnectedException, io::BufferSizeExceededException, RuntimeException, std::exception) SAL_OVERRIDE;
116 : virtual void SAL_CALL flush()
117 : throw (io::NotConnectedException, io::BufferSizeExceededException, RuntimeException, std::exception) SAL_OVERRIDE;
118 : virtual void SAL_CALL closeOutput()
119 : throw (io::NotConnectedException, io::BufferSizeExceededException, RuntimeException, std::exception) SAL_OVERRIDE;
120 : };
121 :
122 0 : void BSeqOutputStream::writeBytes( Sequence< sal_Int8 > const & rData )
123 : throw (io::NotConnectedException, io::BufferSizeExceededException, RuntimeException, std::exception)
124 : {
125 0 : sal_Int32 nPos = _seq->getLength();
126 0 : _seq->realloc( nPos + rData.getLength() );
127 0 : memcpy( (char *)_seq->getArray() + nPos,
128 0 : (char const *)rData.getConstArray(),
129 0 : rData.getLength() );
130 0 : }
131 0 : void BSeqOutputStream::flush()
132 : throw (io::NotConnectedException, io::BufferSizeExceededException, RuntimeException, std::exception)
133 : {
134 0 : }
135 :
136 0 : void BSeqOutputStream::closeOutput()
137 : throw (io::NotConnectedException, io::BufferSizeExceededException, RuntimeException, std::exception)
138 : {
139 0 : }
140 :
141 0 : Reference< io::XInputStream > SAL_CALL createInputStream( ByteSequence const & rInData )
142 : SAL_THROW(())
143 : {
144 0 : return new BSeqInputStream( rInData );
145 : }
146 :
147 0 : Reference< io::XOutputStream > SAL_CALL createOutputStream( ByteSequence * pOutData )
148 : SAL_THROW(())
149 : {
150 0 : return new BSeqOutputStream( pOutData );
151 : }
152 :
153 : }
154 :
155 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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