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<div class="title">CServerTCPSocket.h</div> </div>
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<a href="_c_server_t_c_p_socket_8h.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/* +---------------------------------------------------------------------------+</span>
<a name="l00002"></a>00002 <span class="comment"> | The Mobile Robot Programming Toolkit (MRPT) C++ library |</span>
<a name="l00003"></a>00003 <span class="comment"> | |</span>
<a name="l00004"></a>00004 <span class="comment"> | http://www.mrpt.org/ |</span>
<a name="l00005"></a>00005 <span class="comment"> | |</span>
<a name="l00006"></a>00006 <span class="comment"> | Copyright (C) 2005-2011 University of Malaga |</span>
<a name="l00007"></a>00007 <span class="comment"> | |</span>
<a name="l00008"></a>00008 <span class="comment"> | This software was written by the Machine Perception and Intelligent |</span>
<a name="l00009"></a>00009 <span class="comment"> | Robotics Lab, University of Malaga (Spain). |</span>
<a name="l00010"></a>00010 <span class="comment"> | Contact: Jose-Luis Blanco <jlblanco@ctima.uma.es> |</span>
<a name="l00011"></a>00011 <span class="comment"> | |</span>
<a name="l00012"></a>00012 <span class="comment"> | This file is part of the MRPT project. |</span>
<a name="l00013"></a>00013 <span class="comment"> | |</span>
<a name="l00014"></a>00014 <span class="comment"> | MRPT is free software: you can redistribute it and/or modify |</span>
<a name="l00015"></a>00015 <span class="comment"> | it under the terms of the GNU General Public License as published by |</span>
<a name="l00016"></a>00016 <span class="comment"> | the Free Software Foundation, either version 3 of the License, or |</span>
<a name="l00017"></a>00017 <span class="comment"> | (at your option) any later version. |</span>
<a name="l00018"></a>00018 <span class="comment"> | |</span>
<a name="l00019"></a>00019 <span class="comment"> | MRPT is distributed in the hope that it will be useful, |</span>
<a name="l00020"></a>00020 <span class="comment"> | but WITHOUT ANY WARRANTY; without even the implied warranty of |</span>
<a name="l00021"></a>00021 <span class="comment"> | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |</span>
<a name="l00022"></a>00022 <span class="comment"> | GNU General Public License for more details. |</span>
<a name="l00023"></a>00023 <span class="comment"> | |</span>
<a name="l00024"></a>00024 <span class="comment"> | You should have received a copy of the GNU General Public License |</span>
<a name="l00025"></a>00025 <span class="comment"> | along with MRPT. If not, see <http://www.gnu.org/licenses/>. |</span>
<a name="l00026"></a>00026 <span class="comment"> | |</span>
<a name="l00027"></a>00027 <span class="comment"> +---------------------------------------------------------------------------+ */</span>
<a name="l00028"></a>00028 <span class="preprocessor">#ifndef CServerTCPSocket_H</span>
<a name="l00029"></a>00029 <span class="preprocessor"></span><span class="preprocessor">#define CServerTCPSocket_H</span>
<a name="l00030"></a>00030 <span class="preprocessor"></span>
<a name="l00031"></a>00031 <span class="preprocessor">#include <mrpt/config.h></span>
<a name="l00032"></a>00032 <span class="preprocessor">#include <<a class="code" href="utils__defs_8h.html">mrpt/utils/utils_defs.h</a>></span>
<a name="l00033"></a>00033 <span class="preprocessor">#include <<a class="code" href="_c_stream_8h.html">mrpt/utils/CStream.h</a>></span>
<a name="l00034"></a>00034
<a name="l00035"></a>00035 <span class="preprocessor">#include <<a class="code" href="_c_debug_output_capable_8h.html">mrpt/utils/CDebugOutputCapable.h</a>></span>
<a name="l00036"></a>00036
<a name="l00037"></a>00037 <span class="keyword">namespace </span>mrpt
<a name="l00038"></a>00038 {
<a name="l00039"></a>00039 <span class="keyword">namespace </span>utils
<a name="l00040"></a>00040 {
<a name="l00041"></a>00041 <span class="keyword">class </span>CClientTCPSocket;
<a name="l00042"></a>00042 <span class="comment"></span>
<a name="l00043"></a>00043 <span class="comment"> /** A TCP socket that can be wait for client connections to enter.</span>
<a name="l00044"></a>00044 <span class="comment"> * Unless otherwise noticed, operations are blocking.</span>
<a name="l00045"></a>00045 <span class="comment"> * \ingroup network_grp</span>
<a name="l00046"></a>00046 <span class="comment"> */</span>
<a name="l00047"></a>00047 <span class="keyword">class </span><a class="code" href="base_2include_2mrpt_2base_2link__pragmas_8h.html#a6045fa0129b1a3d6c8bf895470e66574">BASE_IMPEXP</a> CServerTCPSocket : <span class="keyword">public</span> utils::CDebugOutputCapable
<a name="l00048"></a>00048 {
<a name="l00049"></a>00049 <span class="keyword">private</span>:
<a name="l00050"></a>00050
<a name="l00051"></a>00051 <span class="preprocessor">#ifdef MRPT_OS_WINDOWS</span>
<a name="l00052"></a>00052 <span class="preprocessor"></span><span class="comment"> /** The handle for the listening server TCP socket.</span>
<a name="l00053"></a>00053 <span class="comment"> */</span>
<a name="l00054"></a>00054 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> m_serverSock;
<a name="l00055"></a>00055 <span class="preprocessor">#else</span>
<a name="l00056"></a>00056 <span class="preprocessor"></span><span class="comment"> /** The handle for the listening server TCP socket.</span>
<a name="l00057"></a>00057 <span class="comment"> */</span>
<a name="l00058"></a><a class="code" href="classmrpt_1_1utils_1_1_c_server_t_c_p_socket.html#a726fb5c80115be178290de4b2289c899">00058</a> <span class="keywordtype">int</span> <a class="code" href="classmrpt_1_1utils_1_1_c_server_t_c_p_socket.html#a726fb5c80115be178290de4b2289c899" title="The handle for the listening server TCP socket.">m_serverSock</a>;
<a name="l00059"></a>00059 <span class="preprocessor">#endif</span>
<a name="l00060"></a>00060 <span class="preprocessor"></span><span class="comment"></span>
<a name="l00061"></a>00061 <span class="comment"> /** Returns a description of the last error */</span>
<a name="l00062"></a>00062 std<a class="code" href="classstd_1_1string.html" title="STL class.">::string</a> getLastErrorStr();
<a name="l00063"></a>00063
<a name="l00064"></a><a class="code" href="classmrpt_1_1utils_1_1_c_server_t_c_p_socket.html#a8971807b01bce89983e7fb936741e1c2">00064</a> <span class="keywordtype">bool</span> <a class="code" href="classmrpt_1_1utils_1_1_c_server_t_c_p_socket.html#a8971807b01bce89983e7fb936741e1c2">m_verbose</a>;
<a name="l00065"></a>00065 <span class="comment"></span>
<a name="l00066"></a>00066 <span class="comment"> /** Common code called from the platform-dependant constructor */</span>
<a name="l00067"></a>00067 <span class="keywordtype">void</span> setupSocket(
<a name="l00068"></a>00068 <span class="keywordtype">unsigned</span> <span class="keywordtype">short</span> listenPort,
<a name="l00069"></a>00069 <span class="keyword">const</span> <a class="code" href="classstd_1_1string.html" title="STL class.">std::string</a> &IPaddress,
<a name="l00070"></a>00070 <span class="keywordtype">int</span> maxConnectionsWaiting );
<a name="l00071"></a>00071
<a name="l00072"></a>00072 <span class="keyword">public</span>:<span class="comment"></span>
<a name="l00073"></a>00073 <span class="comment"> /** Constructor that creates the socket, performs binding, and start listening mode.</span>
<a name="l00074"></a>00074 <span class="comment"> * \param listenPort The port to bound to.</span>
<a name="l00075"></a>00075 <span class="comment"> * \param IPaddress The interface to bound the socket to. By default 127.0.0.1 implies listening at all network interfaces.</span>
<a name="l00076"></a>00076 <span class="comment"> * \param maxConnectionsWaiting Maximum number of incoming connections waiting for "accept" before new ones are rejected.</span>
<a name="l00077"></a>00077 <span class="comment"> * \param verbose Whether to dump state information to the output defined in the utils::CDebugOutputCapable interface.</span>
<a name="l00078"></a>00078 <span class="comment"> * You can check if the socket has been created OK with "isListening".</span>
<a name="l00079"></a>00079 <span class="comment"> * \sa isListening</span>
<a name="l00080"></a>00080 <span class="comment"> * \exception std::exception If there is any error creating the socket, with a textual description of the error.</span>
<a name="l00081"></a>00081 <span class="comment"> */</span>
<a name="l00082"></a>00082 <a class="code" href="classmrpt_1_1utils_1_1_c_server_t_c_p_socket.html" title="A TCP socket that can be wait for client connections to enter.">CServerTCPSocket</a>(
<a name="l00083"></a>00083 <span class="keywordtype">unsigned</span> <span class="keywordtype">short</span> listenPort,
<a name="l00084"></a>00084 <span class="keyword">const</span> <a class="code" href="classstd_1_1string.html" title="STL class.">std::string</a> &IPaddress = <a class="code" href="classstd_1_1string.html" title="STL class.">std::string</a>(<span class="stringliteral">"127.0.0.1"</span>),
<a name="l00085"></a>00085 <span class="keywordtype">int</span> maxConnectionsWaiting = 50,
<a name="l00086"></a>00086 <span class="keywordtype">bool</span> verbose = <span class="keyword">false</span>
<a name="l00087"></a>00087 );
<a name="l00088"></a>00088 <span class="comment"></span>
<a name="l00089"></a>00089 <span class="comment"> /** Destructor</span>
<a name="l00090"></a>00090 <span class="comment"> */</span>
<a name="l00091"></a>00091 ~<a class="code" href="classmrpt_1_1utils_1_1_c_server_t_c_p_socket.html" title="A TCP socket that can be wait for client connections to enter.">CServerTCPSocket</a>( );
<a name="l00092"></a>00092 <span class="comment"></span>
<a name="l00093"></a>00093 <span class="comment"> /** Returns true if the socket was successfully open and it's bound to the desired port.</span>
<a name="l00094"></a>00094 <span class="comment"> */</span>
<a name="l00095"></a>00095 <span class="keywordtype">bool</span> isListening();
<a name="l00096"></a>00096 <span class="comment"></span>
<a name="l00097"></a>00097 <span class="comment"> /** Waits for an incoming connection (indefinitely, or with a given timeout)</span>
<a name="l00098"></a>00098 <span class="comment"> * The returned object represents the new connection, and MUST BE deleted by the user when no longer needed.</span>
<a name="l00099"></a>00099 <span class="comment"> * \param timeout_ms The timeout for the waiting, in milliseconds. Set this to "-1" to disable timeout (i.e. timeout=infinite)</span>
<a name="l00100"></a>00100 <span class="comment"> * \return The incoming connection, or NULL on timeout or error.</span>
<a name="l00101"></a>00101 <span class="comment"> */</span>
<a name="l00102"></a>00102 <a class="code" href="classmrpt_1_1utils_1_1_c_client_t_c_p_socket.html" title="A TCP socket that can be connected to a TCP server, implementing MRPT's CStream interface for passing...">CClientTCPSocket</a> * accept( <span class="keywordtype">int</span> timeout_ms = -1 );
<a name="l00103"></a>00103
<a name="l00104"></a>00104
<a name="l00105"></a>00105
<a name="l00106"></a>00106 }; <span class="comment">// End of class def.</span>
<a name="l00107"></a>00107
<a name="l00108"></a>00108 } <span class="comment">// End of namespace</span>
<a name="l00109"></a>00109 } <span class="comment">// End of namespace</span>
<a name="l00110"></a>00110
<a name="l00111"></a>00111 <span class="preprocessor">#endif // file</span>
</pre></div></div>
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