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<h1>SocketConnection.h</h1><a href="_socket_connection_8h.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/* -*- C++ -*- */</span>
<a name="l00002"></a>00002
<a name="l00003"></a>00003 <span class="comment">/****************************************************************************</span>
<a name="l00004"></a>00004 <span class="comment">** Copyright (c) quickfixengine.org All rights reserved.</span>
<a name="l00005"></a>00005 <span class="comment">**</span>
<a name="l00006"></a>00006 <span class="comment">** This file is part of the QuickFIX FIX Engine</span>
<a name="l00007"></a>00007 <span class="comment">**</span>
<a name="l00008"></a>00008 <span class="comment">** This file may be distributed under the terms of the quickfixengine.org</span>
<a name="l00009"></a>00009 <span class="comment">** license as defined by quickfixengine.org and appearing in the file</span>
<a name="l00010"></a>00010 <span class="comment">** LICENSE included in the packaging of this file.</span>
<a name="l00011"></a>00011 <span class="comment">**</span>
<a name="l00012"></a>00012 <span class="comment">** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE</span>
<a name="l00013"></a>00013 <span class="comment">** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.</span>
<a name="l00014"></a>00014 <span class="comment">**</span>
<a name="l00015"></a>00015 <span class="comment">** See http://www.quickfixengine.org/LICENSE for licensing information.</span>
<a name="l00016"></a>00016 <span class="comment">**</span>
<a name="l00017"></a>00017 <span class="comment">** Contact ask@quickfixengine.org if any conditions of this licensing are</span>
<a name="l00018"></a>00018 <span class="comment">** not clear to you.</span>
<a name="l00019"></a>00019 <span class="comment">**</span>
<a name="l00020"></a>00020 <span class="comment">****************************************************************************/</span>
<a name="l00021"></a>00021
<a name="l00022"></a>00022 <span class="preprocessor">#ifndef FIX_SOCKETCONNECTION_H</span>
<a name="l00023"></a>00023 <span class="preprocessor"></span><span class="preprocessor">#define FIX_SOCKETCONNECTION_H</span>
<a name="l00024"></a>00024 <span class="preprocessor"></span>
<a name="l00025"></a>00025 <span class="preprocessor">#ifdef _MSC_VER</span>
<a name="l00026"></a>00026 <span class="preprocessor"></span><span class="preprocessor">#pragma warning( disable : 4503 4355 4786 4290 )</span>
<a name="l00027"></a>00027 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
<a name="l00028"></a>00028 <span class="preprocessor"></span>
<a name="l00029"></a>00029 <span class="preprocessor">#include "<a class="code" href="_parser_8h.html">Parser.h</a>"</span>
<a name="l00030"></a>00030 <span class="preprocessor">#include "<a class="code" href="_responder_8h.html">Responder.h</a>"</span>
<a name="l00031"></a>00031 <span class="preprocessor">#include "<a class="code" href="_session_i_d_8h.html">SessionID.h</a>"</span>
<a name="l00032"></a>00032 <span class="preprocessor">#include "<a class="code" href="_socket_monitor_8h.html">SocketMonitor.h</a>"</span>
<a name="l00033"></a>00033 <span class="preprocessor">#include "<a class="code" href="_utility_8h.html">Utility.h</a>"</span>
<a name="l00034"></a>00034 <span class="preprocessor">#include <set></span>
<a name="l00035"></a>00035
<a name="l00036"></a>00036 <span class="keyword">namespace </span>FIX
<a name="l00037"></a>00037 {
<a name="l00038"></a>00038 <span class="keyword">class </span>SocketAcceptor;
<a name="l00039"></a>00039 <span class="keyword">class </span>SocketServer;
<a name="l00040"></a>00040 <span class="keyword">class </span>SocketConnector;
<a name="l00041"></a>00041 <span class="keyword">class </span>SocketInitiator;
<a name="l00042"></a>00042 <span class="keyword">class </span>Session;
<a name="l00043"></a>00043
<a name="l00045"></a><a class="code" href="class_f_i_x_1_1_socket_connection.html">00045</a> <span class="keyword">class </span><a class="code" href="class_f_i_x_1_1_socket_connection.html" title="Encapsulates a socket file descriptor (single-threaded).">SocketConnection</a> : <a class="code" href="class_f_i_x_1_1_responder.html" title="Interface implements sending on and disconnecting a transport.">Responder</a>
<a name="l00046"></a>00046 {
<a name="l00047"></a>00047 <span class="keyword">public</span>:
<a name="l00048"></a><a class="code" href="class_f_i_x_1_1_socket_connection.html#ab4f22ecc3e259ec9ddf0114741e81a13">00048</a> <span class="keyword">typedef</span> std::set<SessionID> <a class="code" href="class_f_i_x_1_1_socket_connection.html#ab4f22ecc3e259ec9ddf0114741e81a13">Sessions</a>;
<a name="l00049"></a>00049
<a name="l00050"></a>00050 <a class="code" href="class_f_i_x_1_1_socket_connection.html#ae6414c5814c2e3646b74269c838e9e61">SocketConnection</a>( <span class="keywordtype">int</span> s, <a class="code" href="class_f_i_x_1_1_socket_connection.html#ab4f22ecc3e259ec9ddf0114741e81a13">Sessions</a> sessions, <a class="code" href="class_f_i_x_1_1_socket_monitor.html" title="Monitors events on a collection of sockets.">SocketMonitor</a>* pMonitor );
<a name="l00051"></a>00051 <a class="code" href="class_f_i_x_1_1_socket_connection.html#ae6414c5814c2e3646b74269c838e9e61">SocketConnection</a>( <a class="code" href="class_f_i_x_1_1_socket_initiator.html" title="Socket implementation of Initiator.">SocketInitiator</a>&, <span class="keyword">const</span> <a class="code" href="class_f_i_x_1_1_session_i_d.html" title="Unique session id consists of BeginString, SenderCompID and TargetCompID.">SessionID</a>&, <span class="keywordtype">int</span>, <a class="code" href="class_f_i_x_1_1_socket_monitor.html" title="Monitors events on a collection of sockets.">SocketMonitor</a>* );
<a name="l00052"></a>00052 <span class="keyword">virtual</span> <a class="code" href="class_f_i_x_1_1_socket_connection.html#a1623805a4f4b31048d5e0e7cf6e45704">~SocketConnection</a>();
<a name="l00053"></a>00053
<a name="l00054"></a><a class="code" href="class_f_i_x_1_1_socket_connection.html#adff0c41c645316f74f51d82ee26b40e5">00054</a> <span class="keywordtype">int</span> <a class="code" href="class_f_i_x_1_1_socket_connection.html#adff0c41c645316f74f51d82ee26b40e5">getSocket</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> <a class="code" href="class_f_i_x_1_1_socket_connection.html#a4ac315ec0b3a25cb31a8feffd933277f">m_socket</a>; }
<a name="l00055"></a><a class="code" href="class_f_i_x_1_1_socket_connection.html#acc18618cd2b1d1c846df6ff4ebdbc39e">00055</a> <a class="code" href="class_f_i_x_1_1_session.html" title="Maintains the state and implements the logic of a FIX session.">Session</a>* <a class="code" href="class_f_i_x_1_1_socket_connection.html#acc18618cd2b1d1c846df6ff4ebdbc39e">getSession</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> <a class="code" href="class_f_i_x_1_1_socket_connection.html#a097aa0bb75674ab484419596eef8bcb3">m_pSession</a>; }
<a name="l00056"></a>00056
<a name="l00057"></a>00057 <span class="keywordtype">bool</span> <a class="code" href="class_f_i_x_1_1_socket_connection.html#ae0b2ac54107df3b5cb03cfb8f0719df1">read</a>( <a class="code" href="class_f_i_x_1_1_socket_connector.html" title="Connects sockets to remote ports and addresses.">SocketConnector</a>& s );
<a name="l00058"></a>00058 <span class="keywordtype">bool</span> <a class="code" href="class_f_i_x_1_1_socket_connection.html#ae0b2ac54107df3b5cb03cfb8f0719df1">read</a>( <a class="code" href="class_f_i_x_1_1_socket_acceptor.html" title="Socket implementation of Acceptor.">SocketAcceptor</a>&, <a class="code" href="class_f_i_x_1_1_socket_server.html" title="Listens for and accepts incoming socket connections on a port.">SocketServer</a>& );
<a name="l00059"></a>00059 <span class="keywordtype">bool</span> <a class="code" href="class_f_i_x_1_1_socket_connection.html#a5ae27dc19d3b0ec2079e999d48ddcf33">processQueue</a>();
<a name="l00060"></a>00060
<a name="l00061"></a><a class="code" href="class_f_i_x_1_1_socket_connection.html#a417c453f3486ec7afc3b34d29c52b1c4">00061</a> <span class="keywordtype">void</span> <a class="code" href="class_f_i_x_1_1_socket_connection.html#a417c453f3486ec7afc3b34d29c52b1c4">signal</a>()
<a name="l00062"></a>00062 {
<a name="l00063"></a>00063 <a class="code" href="class_f_i_x_1_1_locker.html" title="Locks/Unlocks a mutex using RAII.">Locker</a> l( <a class="code" href="class_f_i_x_1_1_socket_connection.html#a4ec91daea9024d8c1cc942c992f2ea41">m_mutex</a> );
<a name="l00064"></a>00064 <span class="keywordflow">if</span>( <a class="code" href="class_f_i_x_1_1_socket_connection.html#a662f286fdd6ef42f6dbcf442187f95d9">m_sendQueue</a>.<a class="code" href="class_f_i_x_1_1_queue.html#a7f2bcd863cba8a25638d658486851916">size</a>() == 1 )
<a name="l00065"></a>00065 <a class="code" href="class_f_i_x_1_1_socket_connection.html#a4ee30b3168b4d0dad426fad436bd4378">m_pMonitor</a>-><a class="code" href="class_f_i_x_1_1_socket_monitor.html#a1a4993b2516642e40902801d2f12cca8">signal</a>( <a class="code" href="class_f_i_x_1_1_socket_connection.html#a4ac315ec0b3a25cb31a8feffd933277f">m_socket</a> );
<a name="l00066"></a>00066 }
<a name="l00067"></a>00067
<a name="l00068"></a><a class="code" href="class_f_i_x_1_1_socket_connection.html#a1fc66823a733bd6f1e7050ee0e292e1d">00068</a> <span class="keywordtype">void</span> <a class="code" href="class_f_i_x_1_1_socket_connection.html#a1fc66823a733bd6f1e7050ee0e292e1d">unsignal</a>()
<a name="l00069"></a>00069 {
<a name="l00070"></a>00070 <a class="code" href="class_f_i_x_1_1_locker.html" title="Locks/Unlocks a mutex using RAII.">Locker</a> l( <a class="code" href="class_f_i_x_1_1_socket_connection.html#a4ec91daea9024d8c1cc942c992f2ea41">m_mutex</a> );
<a name="l00071"></a>00071 <span class="keywordflow">if</span>( <a class="code" href="class_f_i_x_1_1_socket_connection.html#a662f286fdd6ef42f6dbcf442187f95d9">m_sendQueue</a>.<a class="code" href="class_f_i_x_1_1_queue.html#a7f2bcd863cba8a25638d658486851916">size</a>() == 0 )
<a name="l00072"></a>00072 <a class="code" href="class_f_i_x_1_1_socket_connection.html#a4ee30b3168b4d0dad426fad436bd4378">m_pMonitor</a>-><a class="code" href="class_f_i_x_1_1_socket_monitor.html#a050a865e6e60e1fbd0641b84d247286b">unsignal</a>( <a class="code" href="class_f_i_x_1_1_socket_connection.html#a4ac315ec0b3a25cb31a8feffd933277f">m_socket</a> );
<a name="l00073"></a>00073 }
<a name="l00074"></a>00074
<a name="l00075"></a>00075 <span class="keywordtype">void</span> <a class="code" href="class_f_i_x_1_1_socket_connection.html#a76f2d875dcd1212dc6539f5464ca4e8f">onTimeout</a>();
<a name="l00076"></a>00076
<a name="l00077"></a>00077 <span class="keyword">private</span>:
<a name="l00078"></a>00078 <span class="keyword">typedef</span> std::deque<std::string, ALLOCATOR<std::string> >
<a name="l00079"></a><a class="code" href="class_f_i_x_1_1_socket_connection.html#a96e6233876da5f30f2331b6db1d025cb">00079</a> <a class="code" href="class_f_i_x_1_1_queue.html" title="A thread safe monitored queue.">Queue</a>;
<a name="l00080"></a>00080
<a name="l00081"></a>00081 <span class="keywordtype">bool</span> <a class="code" href="class_f_i_x_1_1_socket_connection.html#a85599753bb734bbd69815b3de7fdac0c">isValidSession</a>();
<a name="l00082"></a>00082 <span class="keywordtype">void</span> <a class="code" href="class_f_i_x_1_1_socket_connection.html#ad1e731babcdfc5cd3947b9ca407e52c9">readFromSocket</a>() throw( <a class="code" href="struct_f_i_x_1_1_socket_recv_failed.html" title="Socket recv operation failed.">SocketRecvFailed</a> );
<a name="l00083"></a>00083 <span class="keywordtype">bool</span> <a class="code" href="class_f_i_x_1_1_socket_connection.html#a801861ee993b5137210003fa2fdc33f3">readMessage</a>( std::<span class="keywordtype">string</span>& msg );
<a name="l00084"></a>00084 <span class="keywordtype">void</span> <a class="code" href="class_f_i_x_1_1_socket_connection.html#a314139e23a3a6cb9e1f8480e2d0f3869">readMessages</a>( <a class="code" href="class_f_i_x_1_1_socket_monitor.html" title="Monitors events on a collection of sockets.">SocketMonitor</a>& s );
<a name="l00085"></a>00085 <span class="keywordtype">bool</span> <a class="code" href="class_f_i_x_1_1_socket_connection.html#a7f6567c4f84fb1958f368f4debadf9b9">send</a>( const std::<span class="keywordtype">string</span>& );
<a name="l00086"></a>00086 <span class="keywordtype">void</span> <a class="code" href="class_f_i_x_1_1_socket_connection.html#aa78c3fada813dcb358ec3b48c1d173b0">disconnect</a>();
<a name="l00087"></a>00087
<a name="l00088"></a><a class="code" href="class_f_i_x_1_1_socket_connection.html#a4ac315ec0b3a25cb31a8feffd933277f">00088</a> <span class="keywordtype">int</span> <a class="code" href="class_f_i_x_1_1_socket_connection.html#a4ac315ec0b3a25cb31a8feffd933277f">m_socket</a>;
<a name="l00089"></a><a class="code" href="class_f_i_x_1_1_socket_connection.html#a0204a9b412664928a8cfa23494975cea">00089</a> <span class="keywordtype">char</span> <a class="code" href="class_f_i_x_1_1_socket_connection.html#a0204a9b412664928a8cfa23494975cea">m_buffer</a>[BUFSIZ];
<a name="l00090"></a>00090
<a name="l00091"></a><a class="code" href="class_f_i_x_1_1_socket_connection.html#aa2774327cf01ca3e6b6a022dd60f2a0a">00091</a> <a class="code" href="class_f_i_x_1_1_parser.html" title="Parses FIX messages off an input stream.">Parser</a> <a class="code" href="class_f_i_x_1_1_socket_connection.html#aa2774327cf01ca3e6b6a022dd60f2a0a">m_parser</a>;
<a name="l00092"></a><a class="code" href="class_f_i_x_1_1_socket_connection.html#a662f286fdd6ef42f6dbcf442187f95d9">00092</a> <a class="code" href="class_f_i_x_1_1_queue.html" title="A thread safe monitored queue.">Queue</a> <a class="code" href="class_f_i_x_1_1_socket_connection.html#a662f286fdd6ef42f6dbcf442187f95d9">m_sendQueue</a>;
<a name="l00093"></a><a class="code" href="class_f_i_x_1_1_socket_connection.html#a96fe730d02c1769c798d658272141819">00093</a> <span class="keywordtype">unsigned</span> <a class="code" href="class_f_i_x_1_1_socket_connection.html#a96fe730d02c1769c798d658272141819">m_sendLength</a>;
<a name="l00094"></a><a class="code" href="class_f_i_x_1_1_socket_connection.html#a5f54e14f07db5401fd71f5671d39d1fe">00094</a> <a class="code" href="class_f_i_x_1_1_socket_connection.html#ab4f22ecc3e259ec9ddf0114741e81a13">Sessions</a> <a class="code" href="class_f_i_x_1_1_socket_connection.html#a5f54e14f07db5401fd71f5671d39d1fe">m_sessions</a>;
<a name="l00095"></a><a class="code" href="class_f_i_x_1_1_socket_connection.html#a097aa0bb75674ab484419596eef8bcb3">00095</a> <a class="code" href="class_f_i_x_1_1_session.html" title="Maintains the state and implements the logic of a FIX session.">Session</a>* <a class="code" href="class_f_i_x_1_1_socket_connection.html#a097aa0bb75674ab484419596eef8bcb3">m_pSession</a>;
<a name="l00096"></a><a class="code" href="class_f_i_x_1_1_socket_connection.html#a4ee30b3168b4d0dad426fad436bd4378">00096</a> <a class="code" href="class_f_i_x_1_1_socket_monitor.html" title="Monitors events on a collection of sockets.">SocketMonitor</a>* <a class="code" href="class_f_i_x_1_1_socket_connection.html#a4ee30b3168b4d0dad426fad436bd4378">m_pMonitor</a>;
<a name="l00097"></a><a class="code" href="class_f_i_x_1_1_socket_connection.html#a4ec91daea9024d8c1cc942c992f2ea41">00097</a> <a class="code" href="class_f_i_x_1_1_mutex.html" title="Portable implementation of a mutex.">Mutex</a> <a class="code" href="class_f_i_x_1_1_socket_connection.html#a4ec91daea9024d8c1cc942c992f2ea41">m_mutex</a>;
<a name="l00098"></a><a class="code" href="class_f_i_x_1_1_socket_connection.html#a4063b2877da772ad4747d73a34ef3ca2">00098</a> fd_set <a class="code" href="class_f_i_x_1_1_socket_connection.html#a4063b2877da772ad4747d73a34ef3ca2">m_fds</a>;
<a name="l00099"></a>00099 };
<a name="l00100"></a>00100 }
<a name="l00101"></a>00101
<a name="l00102"></a>00102 <span class="preprocessor">#endif //FIX_SOCKETCONNECTION_H</span>
</pre></div></div>
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