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<h1>JackSocket.cpp</h1> </div>
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<div class="contents">
<div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/*</span>
<a name="l00002"></a>00002 <span class="comment">Copyright (C) 2004-2008 Grame</span>
<a name="l00003"></a>00003 <span class="comment"></span>
<a name="l00004"></a>00004 <span class="comment">This program is free software; you can redistribute it and/or modify</span>
<a name="l00005"></a>00005 <span class="comment">it under the terms of the GNU Lesser General Public License as published by</span>
<a name="l00006"></a>00006 <span class="comment">the Free Software Foundation; either version 2.1 of the License, or</span>
<a name="l00007"></a>00007 <span class="comment">(at your option) any later version.</span>
<a name="l00008"></a>00008 <span class="comment"></span>
<a name="l00009"></a>00009 <span class="comment">This program is distributed in the hope that it will be useful,</span>
<a name="l00010"></a>00010 <span class="comment">but WITHOUT ANY WARRANTY; without even the implied warranty of</span>
<a name="l00011"></a>00011 <span class="comment">MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the</span>
<a name="l00012"></a>00012 <span class="comment">GNU Lesser General Public License for more details.</span>
<a name="l00013"></a>00013 <span class="comment"></span>
<a name="l00014"></a>00014 <span class="comment">You should have received a copy of the GNU Lesser General Public License</span>
<a name="l00015"></a>00015 <span class="comment">along with this program; if not, write to the Free Software</span>
<a name="l00016"></a>00016 <span class="comment">Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.</span>
<a name="l00017"></a>00017 <span class="comment"></span>
<a name="l00018"></a>00018 <span class="comment">*/</span>
<a name="l00019"></a>00019
<a name="l00020"></a>00020 <span class="preprocessor">#include "JackSocket.h"</span>
<a name="l00021"></a>00021 <span class="preprocessor">#include "JackConstants.h"</span>
<a name="l00022"></a>00022 <span class="preprocessor">#include "JackTools.h"</span>
<a name="l00023"></a>00023 <span class="preprocessor">#include "JackError.h"</span>
<a name="l00024"></a>00024 <span class="preprocessor">#include <string.h></span>
<a name="l00025"></a>00025 <span class="preprocessor">#include <stdio.h></span>
<a name="l00026"></a>00026 <span class="preprocessor">#include <pthread.h></span>
<a name="l00027"></a>00027 <span class="preprocessor">#include <fcntl.h></span>
<a name="l00028"></a>00028
<a name="l00029"></a>00029 <span class="keyword">namespace </span>Jack
<a name="l00030"></a>00030 {
<a name="l00031"></a>00031
<a name="l00032"></a>00032 <span class="keyword">static</span> <span class="keywordtype">void</span> BuildName(<span class="keyword">const</span> <span class="keywordtype">char</span>* client_name, <span class="keywordtype">char</span>* res, <span class="keyword">const</span> <span class="keywordtype">char</span>* dir, <span class="keywordtype">int</span> which)
<a name="l00033"></a>00033 {
<a name="l00034"></a>00034 <span class="keywordtype">char</span> ext_client_name[JACK_CLIENT_NAME_SIZE + 1];
<a name="l00035"></a>00035 JackTools::RewriteName(client_name, ext_client_name);
<a name="l00036"></a>00036 sprintf(res, <span class="stringliteral">"%s/jack_%s_%d_%d"</span>, dir, ext_client_name, JackTools::GetUID(), which);
<a name="l00037"></a>00037 }
<a name="l00038"></a>00038
<a name="l00039"></a>00039 JackClientSocket::JackClientSocket(<span class="keywordtype">int</span> socket): fSocket(socket),fTimeOut(0)
<a name="l00040"></a>00040 {}
<a name="l00041"></a>00041
<a name="l00042"></a>00042 <span class="preprocessor">#if defined(__sun__) || defined(sun)</span>
<a name="l00043"></a>00043 <span class="preprocessor"></span>
<a name="l00044"></a>00044 <span class="keywordtype">void</span> JackClientSocket::SetReadTimeOut(<span class="keywordtype">long</span> sec)
<a name="l00045"></a>00045 {
<a name="l00046"></a>00046 <span class="keywordtype">int</span> flags;
<a name="l00047"></a>00047 fTimeOut = sec;
<a name="l00048"></a>00048
<a name="l00049"></a>00049 <span class="keywordflow">if</span> ((flags = fcntl(fSocket, F_GETFL, 0)) < 0) {
<a name="l00050"></a>00050 <a class="code" href="group__ServerControl.html#gac6448626e0b75fc6d9da1ccbdca0355e">jack_error</a>(<span class="stringliteral">"JackClientSocket::SetReadTimeOut error in fcntl F_GETFL"</span>);
<a name="l00051"></a>00051 <span class="keywordflow">return</span>;
<a name="l00052"></a>00052 }
<a name="l00053"></a>00053
<a name="l00054"></a>00054 flags |= O_NONBLOCK;
<a name="l00055"></a>00055 <span class="keywordflow">if</span> (fcntl(fSocket, F_SETFL, flags) < 0) {
<a name="l00056"></a>00056 <a class="code" href="group__ServerControl.html#gac6448626e0b75fc6d9da1ccbdca0355e">jack_error</a>(<span class="stringliteral">"JackClientSocket::SetReadTimeOut error in fcntl F_SETFL"</span>);
<a name="l00057"></a>00057 <span class="keywordflow">return</span>;
<a name="l00058"></a>00058 }
<a name="l00059"></a>00059 }
<a name="l00060"></a>00060
<a name="l00061"></a>00061 <span class="keywordtype">void</span> JackClientSocket::SetWriteTimeOut(<span class="keywordtype">long</span> sec)
<a name="l00062"></a>00062 {
<a name="l00063"></a>00063 <span class="keywordtype">int</span> flags;
<a name="l00064"></a>00064 fTimeOut = sec;
<a name="l00065"></a>00065
<a name="l00066"></a>00066 <span class="keywordflow">if</span> ((flags = fcntl(fSocket, F_GETFL, 0)) < 0) {
<a name="l00067"></a>00067 <a class="code" href="group__ServerControl.html#gac6448626e0b75fc6d9da1ccbdca0355e">jack_error</a>(<span class="stringliteral">"JackClientSocket::SetWriteTimeOut error in fcntl F_GETFL"</span>);
<a name="l00068"></a>00068 <span class="keywordflow">return</span>;
<a name="l00069"></a>00069 }
<a name="l00070"></a>00070
<a name="l00071"></a>00071 flags |= O_NONBLOCK;
<a name="l00072"></a>00072 <span class="keywordflow">if</span> (fcntl(fSocket, F_SETFL, flags) < 0) {
<a name="l00073"></a>00073 <a class="code" href="group__ServerControl.html#gac6448626e0b75fc6d9da1ccbdca0355e">jack_error</a>(<span class="stringliteral">"JackClientSocket::SetWriteTimeOut error in fcntl F_SETFL"</span>);
<a name="l00074"></a>00074 <span class="keywordflow">return</span>;
<a name="l00075"></a>00075 }
<a name="l00076"></a>00076 }
<a name="l00077"></a>00077
<a name="l00078"></a>00078 <span class="preprocessor">#else</span>
<a name="l00079"></a>00079 <span class="preprocessor"></span>
<a name="l00080"></a>00080 <span class="keywordtype">void</span> JackClientSocket::SetReadTimeOut(<span class="keywordtype">long</span> sec)
<a name="l00081"></a>00081 {
<a name="l00082"></a>00082 <span class="keyword">struct </span>timeval timout;
<a name="l00083"></a>00083 timout.tv_sec = sec;
<a name="l00084"></a>00084 timout.tv_usec = 0;
<a name="l00085"></a>00085 <span class="keywordflow">if</span> (setsockopt(fSocket, SOL_SOCKET, SO_RCVTIMEO, (<span class="keyword">const</span> <span class="keywordtype">char</span>*)&timout, <span class="keyword">sizeof</span>(timeval)) < 0) {
<a name="l00086"></a>00086 <a class="code" href="group__ServerControl.html#gac6448626e0b75fc6d9da1ccbdca0355e">jack_error</a>(<span class="stringliteral">"SetReadTimeOut fd = %ld err = %s"</span>, fSocket, strerror(errno));
<a name="l00087"></a>00087 }
<a name="l00088"></a>00088 }
<a name="l00089"></a>00089
<a name="l00090"></a>00090 <span class="keywordtype">void</span> JackClientSocket::SetWriteTimeOut(<span class="keywordtype">long</span> sec)
<a name="l00091"></a>00091 {
<a name="l00092"></a>00092 <span class="keyword">struct </span>timeval timout;
<a name="l00093"></a>00093 timout.tv_sec = sec ;
<a name="l00094"></a>00094 timout.tv_usec = 0;
<a name="l00095"></a>00095 <span class="keywordflow">if</span> (setsockopt(fSocket, SOL_SOCKET, SO_SNDTIMEO, (<span class="keyword">const</span> <span class="keywordtype">char</span>*)&timout, <span class="keyword">sizeof</span>(timeval)) < 0) {
<a name="l00096"></a>00096 <a class="code" href="group__ServerControl.html#gac6448626e0b75fc6d9da1ccbdca0355e">jack_error</a>(<span class="stringliteral">"SetWriteTimeOut fd = %ld err = %s"</span>, fSocket, strerror(errno));
<a name="l00097"></a>00097 }
<a name="l00098"></a>00098 }
<a name="l00099"></a>00099
<a name="l00100"></a>00100 <span class="preprocessor">#endif</span>
<a name="l00101"></a>00101 <span class="preprocessor"></span>
<a name="l00102"></a>00102 <span class="keywordtype">void</span> JackClientSocket::SetNonBlocking(<span class="keywordtype">bool</span> onoff)
<a name="l00103"></a>00103 {
<a name="l00104"></a>00104 <span class="keywordflow">if</span> (onoff) {
<a name="l00105"></a>00105 <span class="keywordtype">long</span> flags = 0;
<a name="l00106"></a>00106 <span class="keywordflow">if</span> (fcntl(fSocket, F_SETFL, flags | O_NONBLOCK) < 0) {
<a name="l00107"></a>00107 <a class="code" href="group__ServerControl.html#gac6448626e0b75fc6d9da1ccbdca0355e">jack_error</a>(<span class="stringliteral">"SetNonBlocking fd = %ld err = %s"</span>, fSocket, strerror(errno));
<a name="l00108"></a>00108 }
<a name="l00109"></a>00109 }
<a name="l00110"></a>00110 }
<a name="l00111"></a>00111
<a name="l00112"></a>00112 <span class="keywordtype">int</span> JackClientSocket::Connect(<span class="keyword">const</span> <span class="keywordtype">char</span>* dir, <span class="keyword">const</span> <span class="keywordtype">char</span>* name, <span class="keywordtype">int</span> which) <span class="comment">// A revoir : utilisation de "which"</span>
<a name="l00113"></a>00113 {
<a name="l00114"></a>00114 <span class="keyword">struct </span>sockaddr_un addr;
<a name="l00115"></a>00115
<a name="l00116"></a>00116 <span class="keywordflow">if</span> ((fSocket = socket(AF_UNIX, SOCK_STREAM, 0)) < 0) {
<a name="l00117"></a>00117 <a class="code" href="group__ServerControl.html#gac6448626e0b75fc6d9da1ccbdca0355e">jack_error</a>(<span class="stringliteral">"Cannot create socket err = %s"</span>, strerror(errno));
<a name="l00118"></a>00118 <span class="keywordflow">return</span> -1;
<a name="l00119"></a>00119 }
<a name="l00120"></a>00120
<a name="l00121"></a>00121 addr.sun_family = AF_UNIX;
<a name="l00122"></a>00122 BuildName(name, addr.sun_path, dir, which);
<a name="l00123"></a>00123 <a class="code" href="group__ServerControl.html#ga35f69faaee3bb9b958ed8c9a5f62246c">jack_log</a>(<span class="stringliteral">"Connect: addr.sun_path %s"</span>, addr.sun_path);
<a name="l00124"></a>00124
<a name="l00125"></a>00125 <span class="keywordflow">if</span> (connect(fSocket, (<span class="keyword">struct</span> sockaddr*)&addr, <span class="keyword">sizeof</span>(addr)) < 0) {
<a name="l00126"></a>00126 <a class="code" href="group__ServerControl.html#gac6448626e0b75fc6d9da1ccbdca0355e">jack_error</a>(<span class="stringliteral">"Cannot connect to server socket err = %s"</span>, strerror(errno));
<a name="l00127"></a>00127 close(fSocket);
<a name="l00128"></a>00128 <span class="keywordflow">return</span> -1;
<a name="l00129"></a>00129 }
<a name="l00130"></a>00130
<a name="l00131"></a>00131 <span class="preprocessor">#ifdef __APPLE__</span>
<a name="l00132"></a>00132 <span class="preprocessor"></span> <span class="keywordtype">int</span> on = 1;
<a name="l00133"></a>00133 <span class="keywordflow">if</span> (setsockopt(fSocket, SOL_SOCKET, SO_NOSIGPIPE, (<span class="keyword">const</span> <span class="keywordtype">char</span>*)&on, <span class="keyword">sizeof</span>(on)) < 0) {
<a name="l00134"></a>00134 <a class="code" href="group__ServerControl.html#ga35f69faaee3bb9b958ed8c9a5f62246c">jack_log</a>(<span class="stringliteral">"setsockopt SO_NOSIGPIPE fd = %ld err = %s"</span>, fSocket, strerror(errno));
<a name="l00135"></a>00135 }
<a name="l00136"></a>00136 <span class="preprocessor">#endif</span>
<a name="l00137"></a>00137 <span class="preprocessor"></span>
<a name="l00138"></a>00138 <span class="keywordflow">return</span> 0;
<a name="l00139"></a>00139 }
<a name="l00140"></a>00140
<a name="l00141"></a>00141 <span class="keywordtype">int</span> JackClientSocket::Close()
<a name="l00142"></a>00142 {
<a name="l00143"></a>00143 <a class="code" href="group__ServerControl.html#ga35f69faaee3bb9b958ed8c9a5f62246c">jack_log</a>(<span class="stringliteral">"JackClientSocket::Close"</span>);
<a name="l00144"></a>00144 <span class="keywordflow">if</span> (fSocket > 0) {
<a name="l00145"></a>00145 shutdown(fSocket, SHUT_RDWR);
<a name="l00146"></a>00146 close(fSocket);
<a name="l00147"></a>00147 fSocket = -1;
<a name="l00148"></a>00148 <span class="keywordflow">return</span> 0;
<a name="l00149"></a>00149 } <span class="keywordflow">else</span> {
<a name="l00150"></a>00150 <span class="keywordflow">return</span> -1;
<a name="l00151"></a>00151 }
<a name="l00152"></a>00152 }
<a name="l00153"></a>00153
<a name="l00154"></a>00154 <span class="keywordtype">int</span> JackClientSocket::Read(<span class="keywordtype">void</span>* data, <span class="keywordtype">int</span> len)
<a name="l00155"></a>00155 {
<a name="l00156"></a>00156 <span class="keywordtype">int</span> res;
<a name="l00157"></a>00157
<a name="l00158"></a>00158 <span class="preprocessor">#if defined(__sun__) || defined(sun)</span>
<a name="l00159"></a>00159 <span class="preprocessor"></span> <span class="keywordflow">if</span> (fTimeOut > 0) {
<a name="l00160"></a>00160
<a name="l00161"></a>00161 <span class="keyword">struct </span>timeval tv;
<a name="l00162"></a>00162 fd_set fdset;
<a name="l00163"></a>00163 ssize_t res;
<a name="l00164"></a>00164
<a name="l00165"></a>00165 tv.tv_sec = fTimeOut;
<a name="l00166"></a>00166 tv.tv_usec = 0;
<a name="l00167"></a>00167
<a name="l00168"></a>00168 FD_ZERO(&fdset);
<a name="l00169"></a>00169 FD_SET(fSocket, &fdset);
<a name="l00170"></a>00170
<a name="l00171"></a>00171 <span class="keywordflow">do</span> {
<a name="l00172"></a>00172 res = select(fSocket + 1, &fdset, NULL, NULL, &tv);
<a name="l00173"></a>00173 } <span class="keywordflow">while</span> (res < 0 && errno == EINTR);
<a name="l00174"></a>00174
<a name="l00175"></a>00175 <span class="keywordflow">if</span> (res < 0) {
<a name="l00176"></a>00176 <span class="keywordflow">return</span> res;
<a name="l00177"></a>00177 } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (res == 0) {
<a name="l00178"></a>00178 <span class="keywordflow">return</span> -1;
<a name="l00179"></a>00179 }
<a name="l00180"></a>00180 }
<a name="l00181"></a>00181 <span class="preprocessor">#endif</span>
<a name="l00182"></a>00182 <span class="preprocessor"></span>
<a name="l00183"></a>00183 <span class="keywordflow">if</span> ((res = read(fSocket, data, len)) != len) {
<a name="l00184"></a>00184 <span class="keywordflow">if</span> (errno == EWOULDBLOCK || errno == EAGAIN) {
<a name="l00185"></a>00185 <a class="code" href="group__ServerControl.html#gac6448626e0b75fc6d9da1ccbdca0355e">jack_error</a>(<span class="stringliteral">"JackClientSocket::Read time out"</span>);
<a name="l00186"></a>00186 <span class="keywordflow">return</span> 0; <span class="comment">// For a non blocking socket, a read failure is not considered as an error</span>
<a name="l00187"></a>00187 } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (res != 0) {
<a name="l00188"></a>00188 <a class="code" href="group__ServerControl.html#gac6448626e0b75fc6d9da1ccbdca0355e">jack_error</a>(<span class="stringliteral">"Cannot read socket fd = %d err = %s"</span>, fSocket, strerror(errno));
<a name="l00189"></a>00189 <span class="keywordflow">return</span> 0;
<a name="l00190"></a>00190 } <span class="keywordflow">else</span> {
<a name="l00191"></a>00191 <span class="keywordflow">return</span> -1;
<a name="l00192"></a>00192 }
<a name="l00193"></a>00193 } <span class="keywordflow">else</span> {
<a name="l00194"></a>00194 <span class="keywordflow">return</span> 0;
<a name="l00195"></a>00195 }
<a name="l00196"></a>00196 }
<a name="l00197"></a>00197
<a name="l00198"></a>00198 <span class="keywordtype">int</span> JackClientSocket::Write(<span class="keywordtype">void</span>* data, <span class="keywordtype">int</span> len)
<a name="l00199"></a>00199 {
<a name="l00200"></a>00200 <span class="keywordtype">int</span> res;
<a name="l00201"></a>00201
<a name="l00202"></a>00202 <span class="preprocessor">#if defined(__sun__) || defined(sun)</span>
<a name="l00203"></a>00203 <span class="preprocessor"></span> <span class="keywordflow">if</span> (fTimeOut > 0) {
<a name="l00204"></a>00204
<a name="l00205"></a>00205 <span class="keyword">struct </span>timeval tv;
<a name="l00206"></a>00206 fd_set fdset;
<a name="l00207"></a>00207 ssize_t res;
<a name="l00208"></a>00208
<a name="l00209"></a>00209 tv.tv_sec = fTimeOut;
<a name="l00210"></a>00210 tv.tv_usec = 0;
<a name="l00211"></a>00211
<a name="l00212"></a>00212 FD_ZERO(&fdset);
<a name="l00213"></a>00213 FD_SET(fSocket, &fdset);
<a name="l00214"></a>00214
<a name="l00215"></a>00215 <span class="keywordflow">do</span> {
<a name="l00216"></a>00216 res = select(fSocket + 1, NULL, &fdset, NULL, &tv);
<a name="l00217"></a>00217 } <span class="keywordflow">while</span> (res < 0 && errno == EINTR);
<a name="l00218"></a>00218
<a name="l00219"></a>00219 <span class="keywordflow">if</span> (res < 0) {
<a name="l00220"></a>00220 <span class="keywordflow">return</span> res;
<a name="l00221"></a>00221 } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (res == 0) {
<a name="l00222"></a>00222 <span class="keywordflow">return</span> -1;
<a name="l00223"></a>00223 }
<a name="l00224"></a>00224 }
<a name="l00225"></a>00225 <span class="preprocessor">#endif</span>
<a name="l00226"></a>00226 <span class="preprocessor"></span>
<a name="l00227"></a>00227 <span class="keywordflow">if</span> ((res = write(fSocket, data, len)) != len) {
<a name="l00228"></a>00228 <span class="keywordflow">if</span> (errno == EWOULDBLOCK || errno == EAGAIN) {
<a name="l00229"></a>00229 <a class="code" href="group__ServerControl.html#ga35f69faaee3bb9b958ed8c9a5f62246c">jack_log</a>(<span class="stringliteral">"JackClientSocket::Write time out"</span>);
<a name="l00230"></a>00230 <span class="keywordflow">return</span> 0; <span class="comment">// For a non blocking socket, a write failure is not considered as an error</span>
<a name="l00231"></a>00231 } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (res != 0) {
<a name="l00232"></a>00232 <a class="code" href="group__ServerControl.html#gac6448626e0b75fc6d9da1ccbdca0355e">jack_error</a>(<span class="stringliteral">"Cannot write socket fd = %ld err = %s"</span>, fSocket, strerror(errno));
<a name="l00233"></a>00233 <span class="keywordflow">return</span> 0;
<a name="l00234"></a>00234 } <span class="keywordflow">else</span> {
<a name="l00235"></a>00235 <span class="keywordflow">return</span> -1;
<a name="l00236"></a>00236 }
<a name="l00237"></a>00237 } <span class="keywordflow">else</span> {
<a name="l00238"></a>00238 <span class="keywordflow">return</span> 0;
<a name="l00239"></a>00239 }
<a name="l00240"></a>00240 }
<a name="l00241"></a>00241
<a name="l00242"></a>00242 <span class="keywordtype">int</span> JackServerSocket::Bind(<span class="keyword">const</span> <span class="keywordtype">char</span>* dir, <span class="keyword">const</span> <span class="keywordtype">char</span>* name, <span class="keywordtype">int</span> which) <span class="comment">// A revoir : utilisation de "which"</span>
<a name="l00243"></a>00243 {
<a name="l00244"></a>00244 <span class="keyword">struct </span>sockaddr_un addr;
<a name="l00245"></a>00245
<a name="l00246"></a>00246 <span class="keywordflow">if</span> ((fSocket = socket(AF_UNIX, SOCK_STREAM, 0)) < 0) {
<a name="l00247"></a>00247 <a class="code" href="group__ServerControl.html#gac6448626e0b75fc6d9da1ccbdca0355e">jack_error</a>(<span class="stringliteral">"Cannot create server socket err = %s"</span>, strerror(errno));
<a name="l00248"></a>00248 <span class="keywordflow">return</span> -1;
<a name="l00249"></a>00249 }
<a name="l00250"></a>00250
<a name="l00251"></a>00251 addr.sun_family = AF_UNIX;
<a name="l00252"></a>00252 BuildName(name, fName, dir, which);
<a name="l00253"></a>00253 strncpy(addr.sun_path, fName, <span class="keyword">sizeof</span>(addr.sun_path) - 1);
<a name="l00254"></a>00254
<a name="l00255"></a>00255 <a class="code" href="group__ServerControl.html#ga35f69faaee3bb9b958ed8c9a5f62246c">jack_log</a>(<span class="stringliteral">"Bind: addr.sun_path %s"</span>, addr.sun_path);
<a name="l00256"></a>00256 unlink(fName); <span class="comment">// Security...</span>
<a name="l00257"></a>00257
<a name="l00258"></a>00258 <span class="keywordflow">if</span> (bind(fSocket, (<span class="keyword">struct</span> sockaddr*)&addr, <span class="keyword">sizeof</span>(addr)) < 0) {
<a name="l00259"></a>00259 <a class="code" href="group__ServerControl.html#gac6448626e0b75fc6d9da1ccbdca0355e">jack_error</a>(<span class="stringliteral">"Cannot bind server to socket err = %s"</span>, strerror(errno));
<a name="l00260"></a>00260 <span class="keywordflow">goto</span> error;
<a name="l00261"></a>00261 }
<a name="l00262"></a>00262
<a name="l00263"></a>00263 <span class="keywordflow">if</span> (listen(fSocket, 100) < 0) {
<a name="l00264"></a>00264 <a class="code" href="group__ServerControl.html#gac6448626e0b75fc6d9da1ccbdca0355e">jack_error</a>(<span class="stringliteral">"Cannot enable listen on server socket err = %s"</span>, strerror(errno));
<a name="l00265"></a>00265 <span class="keywordflow">goto</span> error;
<a name="l00266"></a>00266 }
<a name="l00267"></a>00267
<a name="l00268"></a>00268 <span class="keywordflow">return</span> 0;
<a name="l00269"></a>00269
<a name="l00270"></a>00270 error:
<a name="l00271"></a>00271 unlink(fName);
<a name="l00272"></a>00272 close(fSocket);
<a name="l00273"></a>00273 <span class="keywordflow">return</span> -1;
<a name="l00274"></a>00274 }
<a name="l00275"></a>00275
<a name="l00276"></a>00276 JackClientSocket* JackServerSocket::Accept()
<a name="l00277"></a>00277 {
<a name="l00278"></a>00278 <span class="keyword">struct </span>sockaddr_un client_addr;
<a name="l00279"></a>00279 socklen_t client_addrlen;
<a name="l00280"></a>00280
<a name="l00281"></a>00281 memset(&client_addr, 0, <span class="keyword">sizeof</span>(client_addr));
<a name="l00282"></a>00282 client_addrlen = <span class="keyword">sizeof</span>(client_addr);
<a name="l00283"></a>00283
<a name="l00284"></a>00284 <span class="keywordtype">int</span> fd = accept(fSocket, (<span class="keyword">struct</span> sockaddr*)&client_addr, &client_addrlen);
<a name="l00285"></a>00285 <span class="keywordflow">if</span> (fd < 0) {
<a name="l00286"></a>00286 <a class="code" href="group__ServerControl.html#gac6448626e0b75fc6d9da1ccbdca0355e">jack_error</a>(<span class="stringliteral">"Cannot accept new connection err = %s"</span>, strerror(errno));
<a name="l00287"></a>00287 <span class="keywordflow">return</span> 0;
<a name="l00288"></a>00288 } <span class="keywordflow">else</span> {
<a name="l00289"></a>00289 <span class="keywordflow">return</span> <span class="keyword">new</span> JackClientSocket(fd);
<a name="l00290"></a>00290 }
<a name="l00291"></a>00291 }
<a name="l00292"></a>00292
<a name="l00293"></a>00293 <span class="keywordtype">int</span> JackServerSocket::Close()
<a name="l00294"></a>00294 {
<a name="l00295"></a>00295 <span class="keywordflow">if</span> (fSocket > 0) {
<a name="l00296"></a>00296 <a class="code" href="group__ServerControl.html#ga35f69faaee3bb9b958ed8c9a5f62246c">jack_log</a>(<span class="stringliteral">"JackServerSocket::Close %s"</span>, fName);
<a name="l00297"></a>00297 shutdown(fSocket, SHUT_RDWR);
<a name="l00298"></a>00298 close(fSocket);
<a name="l00299"></a>00299 unlink(fName);
<a name="l00300"></a>00300 fSocket = -1;
<a name="l00301"></a>00301 <span class="keywordflow">return</span> 0;
<a name="l00302"></a>00302 } <span class="keywordflow">else</span> {
<a name="l00303"></a>00303 <span class="keywordflow">return</span> -1;
<a name="l00304"></a>00304 }
<a name="l00305"></a>00305 }
<a name="l00306"></a>00306
<a name="l00307"></a>00307 } <span class="comment">// end of namespace</span>
<a name="l00308"></a>00308
<a name="l00309"></a>00309
</pre></div></div>
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