Line data Source code
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 :
21 : #include "connector.hxx"
22 : #include <rtl/ustrbuf.hxx>
23 : #include <algorithm>
24 :
25 : using namespace ::osl;
26 : using namespace ::com::sun::star::uno;
27 : using namespace ::com::sun::star::io;
28 : using namespace ::com::sun::star::connection;
29 :
30 :
31 : namespace stoc_connector {
32 : template<class T>
33 0 : void notifyListeners(SocketConnection * pCon, bool * notified, T t)
34 : {
35 0 : XStreamListener_hash_set listeners;
36 :
37 : {
38 0 : ::osl::MutexGuard guard(pCon->_mutex);
39 0 : if(!*notified)
40 : {
41 0 : *notified = true;
42 0 : listeners = pCon->_listeners;
43 0 : }
44 : }
45 :
46 0 : ::std::for_each(listeners.begin(), listeners.end(), t);
47 0 : }
48 :
49 :
50 0 : static void callStarted(Reference<XStreamListener> xStreamListener)
51 : {
52 0 : xStreamListener->started();
53 0 : }
54 :
55 : struct callError {
56 : const Any & any;
57 :
58 : callError(const Any & any);
59 :
60 : void operator () (Reference<XStreamListener> xStreamListener);
61 : };
62 :
63 0 : callError::callError(const Any & aAny)
64 0 : : any(aAny)
65 : {
66 0 : }
67 :
68 0 : void callError::operator () (Reference<XStreamListener> xStreamListener)
69 : {
70 0 : xStreamListener->error(any);
71 0 : }
72 :
73 0 : static void callClosed(Reference<XStreamListener> xStreamListener)
74 : {
75 0 : xStreamListener->closed();
76 0 : }
77 :
78 :
79 0 : SocketConnection::SocketConnection( const OUString &sConnectionDescription ) :
80 : m_nStatus( 0 ),
81 : m_sDescription( sConnectionDescription ),
82 : _started(false),
83 : _closed(false),
84 0 : _error(false)
85 : {
86 : // make it unique
87 0 : m_sDescription += ",uniqueValue=";
88 0 : m_sDescription += OUString::number(
89 : sal::static_int_cast< sal_Int64 >(
90 : reinterpret_cast< sal_IntPtr >(&m_socket)),
91 0 : 10 );
92 0 : }
93 :
94 0 : SocketConnection::~SocketConnection()
95 : {
96 0 : }
97 :
98 0 : void SocketConnection::completeConnectionString()
99 : {
100 : sal_Int32 nPort;
101 :
102 0 : nPort = m_socket.getPeerPort();
103 :
104 0 : OUStringBuffer buf( 256 );
105 0 : buf.appendAscii( ",peerPort=" );
106 0 : buf.append( (sal_Int32) nPort );
107 0 : buf.appendAscii( ",peerHost=" );
108 0 : buf.append( m_socket.getPeerHost() );
109 :
110 0 : buf.appendAscii( ",localPort=" );
111 0 : buf.append( (sal_Int32) nPort );
112 0 : buf.appendAscii( ",localHost=" );
113 0 : buf.append( m_socket.getLocalHost( ) );
114 :
115 0 : m_sDescription += buf.makeStringAndClear();
116 0 : }
117 :
118 0 : sal_Int32 SocketConnection::read( Sequence < sal_Int8 > & aReadBytes , sal_Int32 nBytesToRead )
119 : throw(::com::sun::star::io::IOException,
120 : ::com::sun::star::uno::RuntimeException, std::exception)
121 : {
122 0 : if( ! m_nStatus )
123 : {
124 0 : notifyListeners(this, &_started, callStarted);
125 :
126 0 : if( aReadBytes.getLength() != nBytesToRead )
127 : {
128 0 : aReadBytes.realloc( nBytesToRead );
129 : }
130 0 : sal_Int32 i = m_socket.read( aReadBytes.getArray() , aReadBytes.getLength() );
131 :
132 0 : if(i != nBytesToRead && m_socket.getError() != osl_Socket_E_None)
133 : {
134 0 : OUString message("ctr_socket.cxx:SocketConnection::read: error - ");
135 0 : message += m_socket.getErrorAsString();
136 :
137 0 : IOException ioException(message, static_cast<XConnection *>(this));
138 :
139 0 : Any any;
140 0 : any <<= ioException;
141 :
142 0 : notifyListeners(this, &_error, callError(any));
143 :
144 0 : throw ioException;
145 : }
146 :
147 0 : return i;
148 : }
149 : else
150 : {
151 0 : OUString message("ctr_socket.cxx:SocketConnection::read: error - connection already closed");
152 :
153 0 : IOException ioException(message, static_cast<XConnection *>(this));
154 :
155 0 : Any any;
156 0 : any <<= ioException;
157 :
158 0 : notifyListeners(this, &_error, callError(any));
159 :
160 0 : throw ioException;
161 : }
162 : }
163 :
164 0 : void SocketConnection::write( const Sequence < sal_Int8 > &seq )
165 : throw(::com::sun::star::io::IOException,
166 : ::com::sun::star::uno::RuntimeException, std::exception)
167 : {
168 0 : if( ! m_nStatus )
169 : {
170 0 : if( m_socket.write( seq.getConstArray() , seq.getLength() ) != seq.getLength() )
171 : {
172 0 : OUString message("ctr_socket.cxx:SocketConnection::write: error - ");
173 0 : message += m_socket.getErrorAsString();
174 :
175 0 : IOException ioException(message, static_cast<XConnection *>(this));
176 :
177 0 : Any any;
178 0 : any <<= ioException;
179 :
180 0 : notifyListeners(this, &_error, callError(any));
181 :
182 0 : throw ioException;
183 : }
184 : }
185 : else
186 : {
187 0 : OUString message("ctr_socket.cxx:SocketConnection::write: error - connection already closed");
188 :
189 0 : IOException ioException(message, static_cast<XConnection *>(this));
190 :
191 0 : Any any;
192 0 : any <<= ioException;
193 :
194 0 : notifyListeners(this, &_error, callError(any));
195 :
196 0 : throw ioException;
197 : }
198 0 : }
199 :
200 0 : void SocketConnection::flush( )
201 : throw(::com::sun::star::io::IOException,
202 : ::com::sun::star::uno::RuntimeException, std::exception)
203 : {
204 :
205 0 : }
206 :
207 0 : void SocketConnection::close()
208 : throw(::com::sun::star::io::IOException,
209 : ::com::sun::star::uno::RuntimeException, std::exception)
210 : {
211 : // ensure that close is called only once
212 0 : if( 1 == osl_atomic_increment( (&m_nStatus) ) )
213 : {
214 0 : m_socket.shutdown();
215 0 : notifyListeners(this, &_closed, callClosed);
216 : }
217 0 : }
218 :
219 0 : OUString SocketConnection::getDescription()
220 : throw( ::com::sun::star::uno::RuntimeException, std::exception)
221 : {
222 0 : return m_sDescription;
223 : }
224 :
225 :
226 :
227 : // XConnectionBroadcaster
228 0 : void SAL_CALL SocketConnection::addStreamListener(const Reference<XStreamListener> & aListener) throw(RuntimeException, std::exception)
229 : {
230 0 : MutexGuard guard(_mutex);
231 :
232 0 : _listeners.insert(aListener);
233 0 : }
234 :
235 0 : void SAL_CALL SocketConnection::removeStreamListener(const Reference<XStreamListener> & aListener) throw(RuntimeException, std::exception)
236 : {
237 0 : MutexGuard guard(_mutex);
238 :
239 0 : _listeners.erase(aListener);
240 0 : }
241 : }
242 :
243 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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