xref: /trunk/main/io/source/connector/ctr_socket.cxx (revision 3716f815)
1*3716f815SAndrew Rist /**************************************************************
2cdf0e10cSrcweir  *
3*3716f815SAndrew Rist  * Licensed to the Apache Software Foundation (ASF) under one
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9*3716f815SAndrew Rist  * with the License.  You may obtain a copy of the License at
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13*3716f815SAndrew Rist  * Unless required by applicable law or agreed to in writing,
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21*3716f815SAndrew Rist 
22*3716f815SAndrew Rist 
23cdf0e10cSrcweir 
24cdf0e10cSrcweir // MARKER(update_precomp.py): autogen include statement, do not remove
25cdf0e10cSrcweir #include "precompiled_io.hxx"
26cdf0e10cSrcweir 
27cdf0e10cSrcweir #include "connector.hxx"
28cdf0e10cSrcweir #include <rtl/ustrbuf.hxx>
29cdf0e10cSrcweir #include <algorithm>
30cdf0e10cSrcweir 
31cdf0e10cSrcweir using namespace ::osl;
32cdf0e10cSrcweir using namespace ::rtl;
33cdf0e10cSrcweir using namespace ::com::sun::star::uno;
34cdf0e10cSrcweir using namespace ::com::sun::star::io;
35cdf0e10cSrcweir using namespace ::com::sun::star::connection;
36cdf0e10cSrcweir 
37cdf0e10cSrcweir 
38cdf0e10cSrcweir namespace stoc_connector {
39cdf0e10cSrcweir 	template<class T>
notifyListeners(SocketConnection * pCon,sal_Bool * notified,T t)40cdf0e10cSrcweir 	void notifyListeners(SocketConnection * pCon, sal_Bool * notified, T t)
41cdf0e10cSrcweir 	{
42cdf0e10cSrcweir   		XStreamListener_hash_set listeners;
43cdf0e10cSrcweir 
44cdf0e10cSrcweir 		{
45cdf0e10cSrcweir 			::osl::MutexGuard guard(pCon->_mutex);
46cdf0e10cSrcweir 			if(!*notified)
47cdf0e10cSrcweir 			{
48cdf0e10cSrcweir 				*notified = sal_True;
49cdf0e10cSrcweir 				listeners = pCon->_listeners;
50cdf0e10cSrcweir 			}
51cdf0e10cSrcweir 		}
52cdf0e10cSrcweir 
53cdf0e10cSrcweir 		::std::for_each(listeners.begin(), listeners.end(), t);
54cdf0e10cSrcweir 	}
55cdf0e10cSrcweir 
56cdf0e10cSrcweir 
callStarted(Reference<XStreamListener> xStreamListener)57cdf0e10cSrcweir 	static void callStarted(Reference<XStreamListener> xStreamListener)
58cdf0e10cSrcweir 	{
59cdf0e10cSrcweir 		xStreamListener->started();
60cdf0e10cSrcweir 	}
61cdf0e10cSrcweir 
62cdf0e10cSrcweir 	struct callError {
63cdf0e10cSrcweir 		const Any & any;
64cdf0e10cSrcweir 
65cdf0e10cSrcweir 		callError(const Any & any);
66cdf0e10cSrcweir 
67cdf0e10cSrcweir 		void operator () (Reference<XStreamListener> xStreamListener);
68cdf0e10cSrcweir 	};
69cdf0e10cSrcweir 
callError(const Any & aAny)70cdf0e10cSrcweir 	callError::callError(const Any & aAny)
71cdf0e10cSrcweir 		: any(aAny)
72cdf0e10cSrcweir 	{
73cdf0e10cSrcweir 	}
74cdf0e10cSrcweir 
operator ()(Reference<XStreamListener> xStreamListener)75cdf0e10cSrcweir 	void callError::operator () (Reference<XStreamListener> xStreamListener)
76cdf0e10cSrcweir 	{
77cdf0e10cSrcweir 		xStreamListener->error(any);
78cdf0e10cSrcweir 	}
79cdf0e10cSrcweir 
callClosed(Reference<XStreamListener> xStreamListener)80cdf0e10cSrcweir 	static void callClosed(Reference<XStreamListener> xStreamListener)
81cdf0e10cSrcweir 	{
82cdf0e10cSrcweir 		xStreamListener->closed();
83cdf0e10cSrcweir 	}
84cdf0e10cSrcweir 
85cdf0e10cSrcweir 
SocketConnection(const OUString & sConnectionDescription)86cdf0e10cSrcweir 	SocketConnection::SocketConnection( const OUString &sConnectionDescription ) :
87cdf0e10cSrcweir 		m_nStatus( 0 ),
88cdf0e10cSrcweir 		m_sDescription( sConnectionDescription ),
89cdf0e10cSrcweir 		_started(sal_False),
90cdf0e10cSrcweir 		_closed(sal_False),
91cdf0e10cSrcweir 		_error(sal_False)
92cdf0e10cSrcweir 	{
93cdf0e10cSrcweir 		// make it unique
94cdf0e10cSrcweir 		g_moduleCount.modCnt.acquire( &g_moduleCount.modCnt );
95cdf0e10cSrcweir 		m_sDescription += OUString( RTL_CONSTASCII_USTRINGPARAM( ",uniqueValue=" ) );
96cdf0e10cSrcweir 		m_sDescription += OUString::valueOf(
97cdf0e10cSrcweir             sal::static_int_cast< sal_Int64 >(
98cdf0e10cSrcweir                 reinterpret_cast< sal_IntPtr >(&m_socket)),
99cdf0e10cSrcweir             10 );
100cdf0e10cSrcweir 	}
101cdf0e10cSrcweir 
~SocketConnection()102cdf0e10cSrcweir 	SocketConnection::~SocketConnection()
103cdf0e10cSrcweir 	{
104cdf0e10cSrcweir 		g_moduleCount.modCnt.release( &g_moduleCount.modCnt );
105cdf0e10cSrcweir 	}
106cdf0e10cSrcweir 
completeConnectionString()107cdf0e10cSrcweir 	void SocketConnection::completeConnectionString()
108cdf0e10cSrcweir 	{
109cdf0e10cSrcweir 		sal_Int32 nPort;
110cdf0e10cSrcweir 
111cdf0e10cSrcweir 		nPort = m_socket.getPeerPort();
112cdf0e10cSrcweir 
113cdf0e10cSrcweir 		OUStringBuffer buf( 256 );
114cdf0e10cSrcweir 		buf.appendAscii( ",peerPort=" );
115cdf0e10cSrcweir 		buf.append( (sal_Int32) nPort );
116cdf0e10cSrcweir 		buf.appendAscii( ",peerHost=" );
117cdf0e10cSrcweir 		buf.append( m_socket.getPeerHost() );
118cdf0e10cSrcweir 
119cdf0e10cSrcweir 		buf.appendAscii( ",localPort=" );
120cdf0e10cSrcweir 		buf.append( (sal_Int32) nPort );
121cdf0e10cSrcweir 		buf.appendAscii( ",localHost=" );
122cdf0e10cSrcweir 		buf.append( m_socket.getLocalHost( ) );
123cdf0e10cSrcweir 
124cdf0e10cSrcweir 		m_sDescription += buf.makeStringAndClear();
125cdf0e10cSrcweir 	}
126cdf0e10cSrcweir 
read(Sequence<sal_Int8> & aReadBytes,sal_Int32 nBytesToRead)127cdf0e10cSrcweir 	sal_Int32 SocketConnection::read( Sequence < sal_Int8 > & aReadBytes , sal_Int32 nBytesToRead )
128cdf0e10cSrcweir 			throw(::com::sun::star::io::IOException,
129cdf0e10cSrcweir 				  ::com::sun::star::uno::RuntimeException)
130cdf0e10cSrcweir 	{
131cdf0e10cSrcweir 		if( ! m_nStatus )
132cdf0e10cSrcweir 		{
133cdf0e10cSrcweir 			notifyListeners(this, &_started, callStarted);
134cdf0e10cSrcweir 
135cdf0e10cSrcweir 			if( aReadBytes.getLength() != nBytesToRead )
136cdf0e10cSrcweir 			{
137cdf0e10cSrcweir 				aReadBytes.realloc( nBytesToRead );
138cdf0e10cSrcweir 			}
139cdf0e10cSrcweir 			sal_Int32 i = m_socket.read( aReadBytes.getArray()  , aReadBytes.getLength() );
140cdf0e10cSrcweir 
141cdf0e10cSrcweir 			if(i != nBytesToRead && m_socket.getError() != osl_Socket_E_None)
142cdf0e10cSrcweir 			{
143cdf0e10cSrcweir 				OUString message(RTL_CONSTASCII_USTRINGPARAM("ctr_socket.cxx:SocketConnection::read: error - "));
144cdf0e10cSrcweir 				message += m_socket.getErrorAsString();
145cdf0e10cSrcweir 
146cdf0e10cSrcweir 				IOException ioException(message, Reference<XInterface>(static_cast<XConnection *>(this)));
147cdf0e10cSrcweir 
148cdf0e10cSrcweir 				Any any;
149cdf0e10cSrcweir 				any <<= ioException;
150cdf0e10cSrcweir 
151cdf0e10cSrcweir 				notifyListeners(this, &_error, callError(any));
152cdf0e10cSrcweir 
153cdf0e10cSrcweir 				throw ioException;
154cdf0e10cSrcweir 			}
155cdf0e10cSrcweir 
156cdf0e10cSrcweir 			return i;
157cdf0e10cSrcweir 		}
158cdf0e10cSrcweir 		else
159cdf0e10cSrcweir 		{
160cdf0e10cSrcweir 			OUString message(RTL_CONSTASCII_USTRINGPARAM("ctr_socket.cxx:SocketConnection::read: error - connection already closed"));
161cdf0e10cSrcweir 
162cdf0e10cSrcweir 			IOException ioException(message, Reference<XInterface>(static_cast<XConnection *>(this)));
163cdf0e10cSrcweir 
164cdf0e10cSrcweir 			Any any;
165cdf0e10cSrcweir 			any <<= ioException;
166cdf0e10cSrcweir 
167cdf0e10cSrcweir 			notifyListeners(this, &_error, callError(any));
168cdf0e10cSrcweir 
169cdf0e10cSrcweir 			throw ioException;
170cdf0e10cSrcweir 		}
171cdf0e10cSrcweir 	}
172cdf0e10cSrcweir 
write(const Sequence<sal_Int8> & seq)173cdf0e10cSrcweir 	void SocketConnection::write( const Sequence < sal_Int8 > &seq )
174cdf0e10cSrcweir 			throw(::com::sun::star::io::IOException,
175cdf0e10cSrcweir 				  ::com::sun::star::uno::RuntimeException)
176cdf0e10cSrcweir 	{
177cdf0e10cSrcweir 		if( ! m_nStatus )
178cdf0e10cSrcweir 		{
179cdf0e10cSrcweir 			if( m_socket.write( seq.getConstArray() , seq.getLength() ) != seq.getLength() )
180cdf0e10cSrcweir 			{
181cdf0e10cSrcweir 				OUString message(RTL_CONSTASCII_USTRINGPARAM("ctr_socket.cxx:SocketConnection::write: error - "));
182cdf0e10cSrcweir 				message += m_socket.getErrorAsString();
183cdf0e10cSrcweir 
184cdf0e10cSrcweir 				IOException ioException(message, Reference<XInterface>(static_cast<XConnection *>(this)));
185cdf0e10cSrcweir 
186cdf0e10cSrcweir 				Any any;
187cdf0e10cSrcweir 				any <<= ioException;
188cdf0e10cSrcweir 
189cdf0e10cSrcweir 				notifyListeners(this, &_error, callError(any));
190cdf0e10cSrcweir 
191cdf0e10cSrcweir 				throw ioException;
192cdf0e10cSrcweir 			}
193cdf0e10cSrcweir 		}
194cdf0e10cSrcweir 		else
195cdf0e10cSrcweir 		{
196cdf0e10cSrcweir 			OUString message(RTL_CONSTASCII_USTRINGPARAM("ctr_socket.cxx:SocketConnection::write: error - connection already closed"));
197cdf0e10cSrcweir 
198cdf0e10cSrcweir 			IOException ioException(message, Reference<XInterface>(static_cast<XConnection *>(this)));
199cdf0e10cSrcweir 
200cdf0e10cSrcweir 			Any any;
201cdf0e10cSrcweir 			any <<= ioException;
202cdf0e10cSrcweir 
203cdf0e10cSrcweir 			notifyListeners(this, &_error, callError(any));
204cdf0e10cSrcweir 
205cdf0e10cSrcweir 			throw ioException;
206cdf0e10cSrcweir 		}
207cdf0e10cSrcweir 	}
208cdf0e10cSrcweir 
flush()209cdf0e10cSrcweir 	void SocketConnection::flush( )
210cdf0e10cSrcweir 			throw(::com::sun::star::io::IOException,
211cdf0e10cSrcweir 				  ::com::sun::star::uno::RuntimeException)
212cdf0e10cSrcweir 	{
213cdf0e10cSrcweir 
214cdf0e10cSrcweir 	}
215cdf0e10cSrcweir 
close()216cdf0e10cSrcweir 	void SocketConnection::close()
217cdf0e10cSrcweir 			throw(::com::sun::star::io::IOException,
218cdf0e10cSrcweir 				  ::com::sun::star::uno::RuntimeException)
219cdf0e10cSrcweir 	{
220cdf0e10cSrcweir 			// ensure that close is called only once
221cdf0e10cSrcweir 		if( 1 == osl_incrementInterlockedCount( (&m_nStatus) ) )
222cdf0e10cSrcweir 		{
223cdf0e10cSrcweir 			m_socket.shutdown();
224cdf0e10cSrcweir 			notifyListeners(this, &_closed, callClosed);
225cdf0e10cSrcweir 		}
226cdf0e10cSrcweir 	}
227cdf0e10cSrcweir 
getDescription()228cdf0e10cSrcweir 	OUString SocketConnection::getDescription()
229cdf0e10cSrcweir 			throw( ::com::sun::star::uno::RuntimeException)
230cdf0e10cSrcweir 	{
231cdf0e10cSrcweir 		return m_sDescription;
232cdf0e10cSrcweir 	}
233cdf0e10cSrcweir 
234cdf0e10cSrcweir 
235cdf0e10cSrcweir 
236cdf0e10cSrcweir 	// XConnectionBroadcaster
addStreamListener(const Reference<XStreamListener> & aListener)237cdf0e10cSrcweir 	void SAL_CALL SocketConnection::addStreamListener(const Reference<XStreamListener> & aListener) throw(RuntimeException)
238cdf0e10cSrcweir 	{
239cdf0e10cSrcweir 		MutexGuard guard(_mutex);
240cdf0e10cSrcweir 
241cdf0e10cSrcweir 		_listeners.insert(aListener);
242cdf0e10cSrcweir 	}
243cdf0e10cSrcweir 
removeStreamListener(const Reference<XStreamListener> & aListener)244cdf0e10cSrcweir 	void SAL_CALL SocketConnection::removeStreamListener(const Reference<XStreamListener> & aListener) throw(RuntimeException)
245cdf0e10cSrcweir 	{
246cdf0e10cSrcweir 		MutexGuard guard(_mutex);
247cdf0e10cSrcweir 
248cdf0e10cSrcweir 		_listeners.erase(aListener);
249cdf0e10cSrcweir 	}
250cdf0e10cSrcweir }
251cdf0e10cSrcweir 
252