xref: /aoo41x/main/io/source/connector/ctr_socket.cxx (revision cdf0e10c)
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27 
28 // MARKER(update_precomp.py): autogen include statement, do not remove
29 #include "precompiled_io.hxx"
30 
31 #include "connector.hxx"
32 #include <rtl/ustrbuf.hxx>
33 #include <algorithm>
34 
35 using namespace ::osl;
36 using namespace ::rtl;
37 using namespace ::com::sun::star::uno;
38 using namespace ::com::sun::star::io;
39 using namespace ::com::sun::star::connection;
40 
41 
42 namespace stoc_connector {
43 	template<class T>
44 	void notifyListeners(SocketConnection * pCon, sal_Bool * notified, T t)
45 	{
46   		XStreamListener_hash_set listeners;
47 
48 		{
49 			::osl::MutexGuard guard(pCon->_mutex);
50 			if(!*notified)
51 			{
52 				*notified = sal_True;
53 				listeners = pCon->_listeners;
54 			}
55 		}
56 
57 		::std::for_each(listeners.begin(), listeners.end(), t);
58 	}
59 
60 
61 	static void callStarted(Reference<XStreamListener> xStreamListener)
62 	{
63 		xStreamListener->started();
64 	}
65 
66 	struct callError {
67 		const Any & any;
68 
69 		callError(const Any & any);
70 
71 		void operator () (Reference<XStreamListener> xStreamListener);
72 	};
73 
74 	callError::callError(const Any & aAny)
75 		: any(aAny)
76 	{
77 	}
78 
79 	void callError::operator () (Reference<XStreamListener> xStreamListener)
80 	{
81 		xStreamListener->error(any);
82 	}
83 
84 	static void callClosed(Reference<XStreamListener> xStreamListener)
85 	{
86 		xStreamListener->closed();
87 	}
88 
89 
90 	SocketConnection::SocketConnection( const OUString &sConnectionDescription ) :
91 		m_nStatus( 0 ),
92 		m_sDescription( sConnectionDescription ),
93 		_started(sal_False),
94 		_closed(sal_False),
95 		_error(sal_False)
96 	{
97 		// make it unique
98 		g_moduleCount.modCnt.acquire( &g_moduleCount.modCnt );
99 		m_sDescription += OUString( RTL_CONSTASCII_USTRINGPARAM( ",uniqueValue=" ) );
100 		m_sDescription += OUString::valueOf(
101             sal::static_int_cast< sal_Int64 >(
102                 reinterpret_cast< sal_IntPtr >(&m_socket)),
103             10 );
104 	}
105 
106 	SocketConnection::~SocketConnection()
107 	{
108 		g_moduleCount.modCnt.release( &g_moduleCount.modCnt );
109 	}
110 
111 	void SocketConnection::completeConnectionString()
112 	{
113 		sal_Int32 nPort;
114 
115 		nPort = m_socket.getPeerPort();
116 
117 		OUStringBuffer buf( 256 );
118 		buf.appendAscii( ",peerPort=" );
119 		buf.append( (sal_Int32) nPort );
120 		buf.appendAscii( ",peerHost=" );
121 		buf.append( m_socket.getPeerHost() );
122 
123 		buf.appendAscii( ",localPort=" );
124 		buf.append( (sal_Int32) nPort );
125 		buf.appendAscii( ",localHost=" );
126 		buf.append( m_socket.getLocalHost( ) );
127 
128 		m_sDescription += buf.makeStringAndClear();
129 	}
130 
131 	sal_Int32 SocketConnection::read( Sequence < sal_Int8 > & aReadBytes , sal_Int32 nBytesToRead )
132 			throw(::com::sun::star::io::IOException,
133 				  ::com::sun::star::uno::RuntimeException)
134 	{
135 		if( ! m_nStatus )
136 		{
137 			notifyListeners(this, &_started, callStarted);
138 
139 			if( aReadBytes.getLength() != nBytesToRead )
140 			{
141 				aReadBytes.realloc( nBytesToRead );
142 			}
143 			sal_Int32 i = m_socket.read( aReadBytes.getArray()  , aReadBytes.getLength() );
144 
145 			if(i != nBytesToRead && m_socket.getError() != osl_Socket_E_None)
146 			{
147 				OUString message(RTL_CONSTASCII_USTRINGPARAM("ctr_socket.cxx:SocketConnection::read: error - "));
148 				message += m_socket.getErrorAsString();
149 
150 				IOException ioException(message, Reference<XInterface>(static_cast<XConnection *>(this)));
151 
152 				Any any;
153 				any <<= ioException;
154 
155 				notifyListeners(this, &_error, callError(any));
156 
157 				throw ioException;
158 			}
159 
160 			return i;
161 		}
162 		else
163 		{
164 			OUString message(RTL_CONSTASCII_USTRINGPARAM("ctr_socket.cxx:SocketConnection::read: error - connection already closed"));
165 
166 			IOException ioException(message, Reference<XInterface>(static_cast<XConnection *>(this)));
167 
168 			Any any;
169 			any <<= ioException;
170 
171 			notifyListeners(this, &_error, callError(any));
172 
173 			throw ioException;
174 		}
175 	}
176 
177 	void SocketConnection::write( const Sequence < sal_Int8 > &seq )
178 			throw(::com::sun::star::io::IOException,
179 				  ::com::sun::star::uno::RuntimeException)
180 	{
181 		if( ! m_nStatus )
182 		{
183 			if( m_socket.write( seq.getConstArray() , seq.getLength() ) != seq.getLength() )
184 			{
185 				OUString message(RTL_CONSTASCII_USTRINGPARAM("ctr_socket.cxx:SocketConnection::write: error - "));
186 				message += m_socket.getErrorAsString();
187 
188 				IOException ioException(message, Reference<XInterface>(static_cast<XConnection *>(this)));
189 
190 				Any any;
191 				any <<= ioException;
192 
193 				notifyListeners(this, &_error, callError(any));
194 
195 				throw ioException;
196 			}
197 		}
198 		else
199 		{
200 			OUString message(RTL_CONSTASCII_USTRINGPARAM("ctr_socket.cxx:SocketConnection::write: error - connection already closed"));
201 
202 			IOException ioException(message, Reference<XInterface>(static_cast<XConnection *>(this)));
203 
204 			Any any;
205 			any <<= ioException;
206 
207 			notifyListeners(this, &_error, callError(any));
208 
209 			throw ioException;
210 		}
211 	}
212 
213 	void SocketConnection::flush( )
214 			throw(::com::sun::star::io::IOException,
215 				  ::com::sun::star::uno::RuntimeException)
216 	{
217 
218 	}
219 
220 	void SocketConnection::close()
221 			throw(::com::sun::star::io::IOException,
222 				  ::com::sun::star::uno::RuntimeException)
223 	{
224 			// ensure that close is called only once
225 		if( 1 == osl_incrementInterlockedCount( (&m_nStatus) ) )
226 		{
227 			m_socket.shutdown();
228 			notifyListeners(this, &_closed, callClosed);
229 		}
230 	}
231 
232 	OUString SocketConnection::getDescription()
233 			throw( ::com::sun::star::uno::RuntimeException)
234 	{
235 		return m_sDescription;
236 	}
237 
238 
239 
240 	// XConnectionBroadcaster
241 	void SAL_CALL SocketConnection::addStreamListener(const Reference<XStreamListener> & aListener) throw(RuntimeException)
242 	{
243 		MutexGuard guard(_mutex);
244 
245 		_listeners.insert(aListener);
246 	}
247 
248 	void SAL_CALL SocketConnection::removeStreamListener(const Reference<XStreamListener> & aListener) throw(RuntimeException)
249 	{
250 		MutexGuard guard(_mutex);
251 
252 		_listeners.erase(aListener);
253 	}
254 }
255 
256