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19 
20 
21 #include "connector.hxx"
22 #include <com/sun/star/io/IOException.hpp>
23 #include <rtl/ustrbuf.hxx>
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>
notifyListeners(SocketConnection * pCon,bool * notified,T t)33     static void notifyListeners(SocketConnection * pCon, bool * notified, T t)
34     {
35         XStreamListener_hash_set listeners;
36 
37         {
38             ::osl::MutexGuard guard(pCon->_mutex);
39             if(!*notified)
40             {
41                 *notified = true;
42                 listeners = pCon->_listeners;
43             }
44         }
45 
46         for(auto& listener : listeners)
47             t(listener);
48     }
49 
50 
callStarted(const Reference<XStreamListener> & xStreamListener)51     static void callStarted(const Reference<XStreamListener>& xStreamListener)
52     {
53         xStreamListener->started();
54     }
55 
56     namespace {
57 
58     struct callError {
59         const Any & any;
60 
61         explicit callError(const Any & any);
62 
63         void operator () (const Reference<XStreamListener>& xStreamListener);
64     };
65 
66     }
67 
callError(const Any & aAny)68     callError::callError(const Any & aAny)
69         : any(aAny)
70     {
71     }
72 
operator ()(const Reference<XStreamListener> & xStreamListener)73     void callError::operator () (const Reference<XStreamListener>& xStreamListener)
74     {
75         xStreamListener->error(any);
76     }
77 
callClosed(const Reference<XStreamListener> & xStreamListener)78     static void callClosed(const Reference<XStreamListener>& xStreamListener)
79     {
80         xStreamListener->closed();
81     }
82 
83 
SocketConnection(const OUString & sConnectionDescription)84     SocketConnection::SocketConnection( const OUString &sConnectionDescription ) :
85         m_nStatus( 0 ),
86         m_sDescription( sConnectionDescription ),
87         _started(false),
88         _closed(false),
89         _error(false)
90     {
91         // make it unique
92         m_sDescription += ",uniqueValue=";
93         m_sDescription += OUString::number(
94             sal::static_int_cast< sal_Int64 >(
95                 reinterpret_cast< sal_IntPtr >(&m_socket)) );
96     }
97 
~SocketConnection()98     SocketConnection::~SocketConnection()
99     {
100     }
101 
completeConnectionString()102     void SocketConnection::completeConnectionString()
103     {
104         sal_Int32 nPort;
105 
106         nPort = m_socket.getPeerPort();
107 
108         m_sDescription +=
109             ",peerPort=" + OUString::number( nPort ) +
110             ",peerHost=" + m_socket.getPeerHost() +
111             ",localPort=" + OUString::number( nPort ) +
112             ",localHost=" + m_socket.getLocalHost( );
113     }
114 
read(Sequence<sal_Int8> & aReadBytes,sal_Int32 nBytesToRead)115     sal_Int32 SocketConnection::read( Sequence < sal_Int8 > & aReadBytes , sal_Int32 nBytesToRead )
116     {
117         if( ! m_nStatus )
118         {
119             notifyListeners(this, &_started, callStarted);
120 
121             if( aReadBytes.getLength() != nBytesToRead )
122             {
123                 aReadBytes.realloc( nBytesToRead );
124             }
125             sal_Int32 i = m_socket.read( aReadBytes.getArray()  , aReadBytes.getLength() );
126 
127             if(i != nBytesToRead && m_socket.getError() != osl_Socket_E_None)
128             {
129                 OUString message = "ctr_socket.cxx:SocketConnection::read: error - " +
130                     m_socket.getErrorAsString();
131 
132                 IOException ioException(message, static_cast<XConnection *>(this));
133 
134                 Any any;
135                 any <<= ioException;
136 
137                 notifyListeners(this, &_error, callError(any));
138 
139                 throw ioException;
140             }
141 
142             return i;
143         }
144         else
145         {
146             IOException ioException("ctr_socket.cxx:SocketConnection::read: error - connection already closed", static_cast<XConnection *>(this));
147 
148             Any any;
149             any <<= ioException;
150 
151             notifyListeners(this, &_error, callError(any));
152 
153             throw ioException;
154         }
155     }
156 
write(const Sequence<sal_Int8> & seq)157     void SocketConnection::write( const Sequence < sal_Int8 > &seq )
158     {
159         if( ! m_nStatus )
160         {
161             if( m_socket.write( seq.getConstArray() , seq.getLength() ) != seq.getLength() )
162             {
163                 OUString message = "ctr_socket.cxx:SocketConnection::write: error - " +
164                     m_socket.getErrorAsString();
165 
166                 IOException ioException(message, 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         else
177         {
178             IOException ioException("ctr_socket.cxx:SocketConnection::write: error - connection already closed", static_cast<XConnection *>(this));
179 
180             Any any;
181             any <<= ioException;
182 
183             notifyListeners(this, &_error, callError(any));
184 
185             throw ioException;
186         }
187     }
188 
flush()189     void SocketConnection::flush( )
190     {
191 
192     }
193 
close()194     void SocketConnection::close()
195     {
196             // ensure that close is called only once
197         if( 1 == osl_atomic_increment( (&m_nStatus) ) )
198         {
199             m_socket.shutdown();
200             notifyListeners(this, &_closed, callClosed);
201         }
202     }
203 
getDescription()204     OUString SocketConnection::getDescription()
205     {
206         return m_sDescription;
207     }
208 
209 
210     // XConnectionBroadcaster
addStreamListener(const Reference<XStreamListener> & aListener)211     void SAL_CALL SocketConnection::addStreamListener(const Reference<XStreamListener> & aListener)
212     {
213         MutexGuard guard(_mutex);
214 
215         _listeners.insert(aListener);
216     }
217 
removeStreamListener(const Reference<XStreamListener> & aListener)218     void SAL_CALL SocketConnection::removeStreamListener(const Reference<XStreamListener> & aListener)
219     {
220         MutexGuard guard(_mutex);
221 
222         _listeners.erase(aListener);
223     }
224 }
225 
226 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
227