/src/libreoffice/io/source/connector/ctr_pipe.cxx
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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 <sal/config.h> |
21 | | |
22 | | #include <com/sun/star/io/IOException.hpp> |
23 | | |
24 | | #include "connector.hxx" |
25 | | #include <osl/pipe.hxx> |
26 | | #include <utility> |
27 | | |
28 | | using namespace ::osl; |
29 | | using namespace ::com::sun::star::uno; |
30 | | using namespace ::com::sun::star::io; |
31 | | using namespace ::com::sun::star::connection; |
32 | | |
33 | | |
34 | | namespace stoc_connector { |
35 | | |
36 | | PipeConnection::PipeConnection( OUString sConnectionDescription ) : |
37 | 0 | m_nStatus( 0 ), |
38 | 0 | m_sDescription(std::move( sConnectionDescription )) |
39 | 0 | { |
40 | | // make it unique |
41 | 0 | m_sDescription += ",uniqueValue="; |
42 | 0 | m_sDescription += OUString::number( |
43 | 0 | sal::static_int_cast< sal_Int64 >( |
44 | 0 | reinterpret_cast< sal_IntPtr >(&m_pipe)) ); |
45 | 0 | } |
46 | | |
47 | | PipeConnection::~PipeConnection() |
48 | 0 | { |
49 | 0 | } |
50 | | |
51 | | sal_Int32 PipeConnection::read( Sequence < sal_Int8 > & aReadBytes , sal_Int32 nBytesToRead ) |
52 | 0 | { |
53 | 0 | if( m_nStatus ) |
54 | 0 | { |
55 | 0 | throw IOException(u"pipe already closed"_ustr); |
56 | 0 | } |
57 | 0 | if( aReadBytes.getLength() != nBytesToRead ) |
58 | 0 | { |
59 | 0 | aReadBytes.realloc( nBytesToRead ); |
60 | 0 | } |
61 | 0 | return m_pipe.read( aReadBytes.getArray() , aReadBytes.getLength() ); |
62 | |
|
63 | 0 | } |
64 | | |
65 | | void PipeConnection::write( const Sequence < sal_Int8 > &seq ) |
66 | 0 | { |
67 | 0 | if( m_nStatus ) |
68 | 0 | { |
69 | 0 | throw IOException(u"pipe already closed"_ustr); |
70 | 0 | } |
71 | 0 | if( m_pipe.write( seq.getConstArray() , seq.getLength() ) != seq.getLength() ) |
72 | 0 | { |
73 | 0 | throw IOException(u"short write"_ustr); |
74 | 0 | } |
75 | 0 | } |
76 | | |
77 | | void PipeConnection::flush( ) |
78 | 0 | { |
79 | |
|
80 | 0 | } |
81 | | |
82 | | void PipeConnection::close() |
83 | 0 | { |
84 | | // ensure that close is called only once |
85 | 0 | if(1 == osl_atomic_increment( (&m_nStatus) ) ) |
86 | 0 | { |
87 | 0 | m_pipe.close(); |
88 | 0 | } |
89 | 0 | } |
90 | | |
91 | | OUString PipeConnection::getDescription() |
92 | 0 | { |
93 | 0 | return m_sDescription; |
94 | 0 | } |
95 | | |
96 | | } |
97 | | |
98 | | /* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |