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<h1>JackNetUnixSocket.cpp</h1> </div>
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<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) 2008 Romain Moret at 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 General Public License as published by</span>
<a name="l00006"></a>00006 <span class="comment">the Free Software Foundation; either version 2 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 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 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., 675 Mass Ave, Cambridge, MA 02139, 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 "JackNetUnixSocket.h"</span>
<a name="l00021"></a>00021 <span class="preprocessor">#include <unistd.h></span>
<a name="l00022"></a>00022 <span class="preprocessor">#include <fcntl.h></span>
<a name="l00023"></a>00023
<a name="l00024"></a>00024 <span class="keyword">namespace </span>Jack
<a name="l00025"></a>00025 {
<a name="l00026"></a>00026 <span class="comment">//utility *********************************************************************************************************</span>
<a name="l00027"></a>00027 <span class="keywordtype">int</span> GetHostName ( <span class="keywordtype">char</span> * name, <span class="keywordtype">int</span> size )
<a name="l00028"></a>00028 {
<a name="l00029"></a>00029 <span class="keywordflow">if</span> ( gethostname ( name, size ) == SOCKET_ERROR )
<a name="l00030"></a>00030 {
<a name="l00031"></a>00031 <a class="code" href="group__ServerControl.html#gac6448626e0b75fc6d9da1ccbdca0355e">jack_error</a> ( <span class="stringliteral">"Can't get 'hostname' : %s"</span>, strerror ( NET_ERROR_CODE ) );
<a name="l00032"></a>00032 strcpy ( name, <span class="stringliteral">"default"</span> );
<a name="l00033"></a>00033 <span class="keywordflow">return</span> SOCKET_ERROR;
<a name="l00034"></a>00034 }
<a name="l00035"></a>00035 <span class="keywordflow">return</span> 0;
<a name="l00036"></a>00036 }
<a name="l00037"></a>00037
<a name="l00038"></a>00038 <span class="comment">//construct/destruct***********************************************************************************************</span>
<a name="l00039"></a>00039 JackNetUnixSocket::JackNetUnixSocket()
<a name="l00040"></a>00040 {
<a name="l00041"></a>00041 fSockfd = 0;
<a name="l00042"></a>00042 fPort = 0;
<a name="l00043"></a>00043 fTimeOut = 0;
<a name="l00044"></a>00044 fSendAddr.sin_family = AF_INET;
<a name="l00045"></a>00045 fSendAddr.sin_addr.s_addr = htonl ( INADDR_ANY );
<a name="l00046"></a>00046 memset ( &fSendAddr.sin_zero, 0, 8 );
<a name="l00047"></a>00047 fRecvAddr.sin_family = AF_INET;
<a name="l00048"></a>00048 fRecvAddr.sin_addr.s_addr = htonl ( INADDR_ANY );
<a name="l00049"></a>00049 memset ( &fRecvAddr.sin_zero, 0, 8 );
<a name="l00050"></a>00050 }
<a name="l00051"></a>00051
<a name="l00052"></a>00052 JackNetUnixSocket::JackNetUnixSocket ( <span class="keyword">const</span> <span class="keywordtype">char</span>* ip, <span class="keywordtype">int</span> port )
<a name="l00053"></a>00053 {
<a name="l00054"></a>00054 fSockfd = 0;
<a name="l00055"></a>00055 fPort = port;
<a name="l00056"></a>00056 fTimeOut = 0;
<a name="l00057"></a>00057 fSendAddr.sin_family = AF_INET;
<a name="l00058"></a>00058 fSendAddr.sin_port = htons ( port );
<a name="l00059"></a>00059 inet_aton ( ip, &fSendAddr.sin_addr );
<a name="l00060"></a>00060 memset ( &fSendAddr.sin_zero, 0, 8 );
<a name="l00061"></a>00061 fRecvAddr.sin_family = AF_INET;
<a name="l00062"></a>00062 fRecvAddr.sin_port = htons ( port );
<a name="l00063"></a>00063 fRecvAddr.sin_addr.s_addr = htonl ( INADDR_ANY );
<a name="l00064"></a>00064 memset ( &fRecvAddr.sin_zero, 0, 8 );
<a name="l00065"></a>00065 }
<a name="l00066"></a>00066
<a name="l00067"></a>00067 JackNetUnixSocket::JackNetUnixSocket ( <span class="keyword">const</span> JackNetUnixSocket& socket )
<a name="l00068"></a>00068 {
<a name="l00069"></a>00069 fSockfd = 0;
<a name="l00070"></a>00070 fTimeOut = 0;
<a name="l00071"></a>00071 fPort = socket.fPort;
<a name="l00072"></a>00072 fSendAddr = socket.fSendAddr;
<a name="l00073"></a>00073 fRecvAddr = socket.fRecvAddr;
<a name="l00074"></a>00074 }
<a name="l00075"></a>00075
<a name="l00076"></a>00076 JackNetUnixSocket::~JackNetUnixSocket()
<a name="l00077"></a>00077 {
<a name="l00078"></a>00078 Close();
<a name="l00079"></a>00079 }
<a name="l00080"></a>00080
<a name="l00081"></a>00081 JackNetUnixSocket& JackNetUnixSocket::operator= ( <span class="keyword">const</span> JackNetUnixSocket& socket )
<a name="l00082"></a>00082 {
<a name="l00083"></a>00083 <span class="keywordflow">if</span> ( <span class="keyword">this</span> != &socket )
<a name="l00084"></a>00084 {
<a name="l00085"></a>00085 fSockfd = 0;
<a name="l00086"></a>00086 fPort = socket.fPort;
<a name="l00087"></a>00087 fSendAddr = socket.fSendAddr;
<a name="l00088"></a>00088 fRecvAddr = socket.fRecvAddr;
<a name="l00089"></a>00089 }
<a name="l00090"></a>00090 <span class="keywordflow">return</span> *<span class="keyword">this</span>;
<a name="l00091"></a>00091 }
<a name="l00092"></a>00092
<a name="l00093"></a>00093 <span class="comment">//socket***********************************************************************************************************</span>
<a name="l00094"></a>00094 <span class="keywordtype">int</span> JackNetUnixSocket::NewSocket()
<a name="l00095"></a>00095 {
<a name="l00096"></a>00096 <span class="keywordflow">if</span> ( fSockfd )
<a name="l00097"></a>00097 {
<a name="l00098"></a>00098 Close();
<a name="l00099"></a>00099 Reset();
<a name="l00100"></a>00100 }
<a name="l00101"></a>00101 fSockfd = socket ( AF_INET, SOCK_DGRAM, 0 );
<a name="l00102"></a>00102
<a name="l00103"></a>00103 <span class="comment">/* Enable address reuse */</span>
<a name="l00104"></a>00104 <span class="keywordtype">int</span> res, on = 1;
<a name="l00105"></a>00105 <span class="keywordflow">if</span> ((res = setsockopt( fSockfd, SOL_SOCKET, SO_REUSEADDR, &on, <span class="keyword">sizeof</span>(on))) < 0) {
<a name="l00106"></a>00106 StrError(NET_ERROR_CODE);
<a name="l00107"></a>00107 }
<a name="l00108"></a>00108
<a name="l00109"></a>00109 <span class="keywordflow">return</span> fSockfd;
<a name="l00110"></a>00110 }
<a name="l00111"></a>00111
<a name="l00112"></a>00112 <span class="keywordtype">int</span> JackNetUnixSocket::Bind()
<a name="l00113"></a>00113 {
<a name="l00114"></a>00114 <span class="keywordflow">return</span> bind ( fSockfd, reinterpret_cast<socket_address_t*> ( &fRecvAddr ), <span class="keyword">sizeof</span> ( socket_address_t ) );
<a name="l00115"></a>00115 }
<a name="l00116"></a>00116
<a name="l00117"></a>00117 <span class="keywordtype">int</span> JackNetUnixSocket::BindWith ( <span class="keyword">const</span> <span class="keywordtype">char</span>* ip )
<a name="l00118"></a>00118 {
<a name="l00119"></a>00119 <span class="keywordtype">int</span> addr_conv = inet_aton ( ip, &fRecvAddr.sin_addr );
<a name="l00120"></a>00120 <span class="keywordflow">if</span> ( addr_conv < 0 )
<a name="l00121"></a>00121 <span class="keywordflow">return</span> addr_conv;
<a name="l00122"></a>00122 <span class="keywordflow">return</span> Bind();
<a name="l00123"></a>00123 }
<a name="l00124"></a>00124
<a name="l00125"></a>00125 <span class="keywordtype">int</span> JackNetUnixSocket::BindWith ( <span class="keywordtype">int</span> port )
<a name="l00126"></a>00126 {
<a name="l00127"></a>00127 fRecvAddr.sin_port = htons ( port );
<a name="l00128"></a>00128 <span class="keywordflow">return</span> Bind();
<a name="l00129"></a>00129 }
<a name="l00130"></a>00130
<a name="l00131"></a>00131 <span class="keywordtype">int</span> JackNetUnixSocket::Connect()
<a name="l00132"></a>00132 {
<a name="l00133"></a>00133 <span class="keywordflow">return</span> connect ( fSockfd, reinterpret_cast<socket_address_t*> ( &fSendAddr ), <span class="keyword">sizeof</span> ( socket_address_t ) );
<a name="l00134"></a>00134 }
<a name="l00135"></a>00135
<a name="l00136"></a>00136 <span class="keywordtype">int</span> JackNetUnixSocket::ConnectTo ( <span class="keyword">const</span> <span class="keywordtype">char</span>* ip )
<a name="l00137"></a>00137 {
<a name="l00138"></a>00138 <span class="keywordtype">int</span> addr_conv = inet_aton ( ip, &fSendAddr.sin_addr );
<a name="l00139"></a>00139 <span class="keywordflow">if</span> ( addr_conv < 0 )
<a name="l00140"></a>00140 <span class="keywordflow">return</span> addr_conv;
<a name="l00141"></a>00141 <span class="keywordflow">return</span> Connect();
<a name="l00142"></a>00142 }
<a name="l00143"></a>00143
<a name="l00144"></a>00144 <span class="keywordtype">void</span> JackNetUnixSocket::Close()
<a name="l00145"></a>00145 {
<a name="l00146"></a>00146 <span class="keywordflow">if</span> ( fSockfd )
<a name="l00147"></a>00147 close ( fSockfd );
<a name="l00148"></a>00148 fSockfd = 0;
<a name="l00149"></a>00149 }
<a name="l00150"></a>00150
<a name="l00151"></a>00151 <span class="keywordtype">void</span> JackNetUnixSocket::Reset()
<a name="l00152"></a>00152 {
<a name="l00153"></a>00153 fSendAddr.sin_family = AF_INET;
<a name="l00154"></a>00154 fSendAddr.sin_port = htons ( fPort );
<a name="l00155"></a>00155 fSendAddr.sin_addr.s_addr = htonl ( INADDR_ANY );
<a name="l00156"></a>00156 memset ( &fSendAddr.sin_zero, 0, 8 );
<a name="l00157"></a>00157 fRecvAddr.sin_family = AF_INET;
<a name="l00158"></a>00158 fRecvAddr.sin_port = htons ( fPort );
<a name="l00159"></a>00159 fRecvAddr.sin_addr.s_addr = htonl ( INADDR_ANY );
<a name="l00160"></a>00160 memset ( &fRecvAddr.sin_zero, 0, 8 );
<a name="l00161"></a>00161 }
<a name="l00162"></a>00162
<a name="l00163"></a>00163 <span class="keywordtype">bool</span> JackNetUnixSocket::IsSocket()
<a name="l00164"></a>00164 {
<a name="l00165"></a>00165 <span class="keywordflow">return</span> ( fSockfd ) ? <span class="keyword">true</span> : <span class="keyword">false</span>;
<a name="l00166"></a>00166 }
<a name="l00167"></a>00167
<a name="l00168"></a>00168 <span class="comment">//IP/PORT***********************************************************************************************************</span>
<a name="l00169"></a>00169 <span class="keywordtype">void</span> JackNetUnixSocket::SetPort ( <span class="keywordtype">int</span> port )
<a name="l00170"></a>00170 {
<a name="l00171"></a>00171 fPort = port;
<a name="l00172"></a>00172 fSendAddr.sin_port = htons ( port );
<a name="l00173"></a>00173 fRecvAddr.sin_port = htons ( port );
<a name="l00174"></a>00174 }
<a name="l00175"></a>00175
<a name="l00176"></a>00176 <span class="keywordtype">int</span> JackNetUnixSocket::GetPort()
<a name="l00177"></a>00177 {
<a name="l00178"></a>00178 <span class="keywordflow">return</span> fPort;
<a name="l00179"></a>00179 }
<a name="l00180"></a>00180
<a name="l00181"></a>00181 <span class="comment">//address***********************************************************************************************************</span>
<a name="l00182"></a>00182 <span class="keywordtype">int</span> JackNetUnixSocket::SetAddress ( <span class="keyword">const</span> <span class="keywordtype">char</span>* ip, <span class="keywordtype">int</span> port )
<a name="l00183"></a>00183 {
<a name="l00184"></a>00184 <span class="keywordtype">int</span> addr_conv = inet_aton ( ip, &fSendAddr.sin_addr );
<a name="l00185"></a>00185 <span class="keywordflow">if</span> ( addr_conv < 0 )
<a name="l00186"></a>00186 <span class="keywordflow">return</span> addr_conv;
<a name="l00187"></a>00187 fSendAddr.sin_port = htons ( port );
<a name="l00188"></a>00188 <span class="keywordflow">return</span> 0;
<a name="l00189"></a>00189 }
<a name="l00190"></a>00190
<a name="l00191"></a>00191 <span class="keywordtype">char</span>* JackNetUnixSocket::GetSendIP()
<a name="l00192"></a>00192 {
<a name="l00193"></a>00193 <span class="keywordflow">return</span> inet_ntoa ( fSendAddr.sin_addr );
<a name="l00194"></a>00194 }
<a name="l00195"></a>00195
<a name="l00196"></a>00196 <span class="keywordtype">char</span>* JackNetUnixSocket::GetRecvIP()
<a name="l00197"></a>00197 {
<a name="l00198"></a>00198 <span class="keywordflow">return</span> inet_ntoa ( fRecvAddr.sin_addr );
<a name="l00199"></a>00199 }
<a name="l00200"></a>00200
<a name="l00201"></a>00201 <span class="comment">//utility************************************************************************************************************</span>
<a name="l00202"></a>00202 <span class="keywordtype">int</span> JackNetUnixSocket::GetName ( <span class="keywordtype">char</span>* name )
<a name="l00203"></a>00203 {
<a name="l00204"></a>00204 <span class="keywordflow">return</span> gethostname ( name, 255 );
<a name="l00205"></a>00205 }
<a name="l00206"></a>00206
<a name="l00207"></a>00207 <span class="keywordtype">int</span> JackNetUnixSocket::JoinMCastGroup ( <span class="keyword">const</span> <span class="keywordtype">char</span>* ip )
<a name="l00208"></a>00208 {
<a name="l00209"></a>00209 <span class="keyword">struct </span>ip_mreq multicast_req;
<a name="l00210"></a>00210 inet_aton ( ip, &multicast_req.imr_multiaddr );
<a name="l00211"></a>00211 multicast_req.imr_interface.s_addr = htonl ( INADDR_ANY );
<a name="l00212"></a>00212 <span class="keywordflow">return</span> SetOption ( IPPROTO_IP, IP_ADD_MEMBERSHIP, &multicast_req, <span class="keyword">sizeof</span> ( multicast_req ) );
<a name="l00213"></a>00213 }
<a name="l00214"></a>00214
<a name="l00215"></a>00215 <span class="comment">//options************************************************************************************************************</span>
<a name="l00216"></a>00216 <span class="keywordtype">int</span> JackNetUnixSocket::SetOption ( <span class="keywordtype">int</span> level, <span class="keywordtype">int</span> optname, <span class="keyword">const</span> <span class="keywordtype">void</span>* optval, socklen_t optlen )
<a name="l00217"></a>00217 {
<a name="l00218"></a>00218 <span class="keywordflow">return</span> setsockopt ( fSockfd, level, optname, optval, optlen );
<a name="l00219"></a>00219 }
<a name="l00220"></a>00220
<a name="l00221"></a>00221 <span class="keywordtype">int</span> JackNetUnixSocket::GetOption ( <span class="keywordtype">int</span> level, <span class="keywordtype">int</span> optname, <span class="keywordtype">void</span>* optval, socklen_t* optlen )
<a name="l00222"></a>00222 {
<a name="l00223"></a>00223 <span class="keywordflow">return</span> getsockopt ( fSockfd, level, optname, optval, optlen );
<a name="l00224"></a>00224 }
<a name="l00225"></a>00225
<a name="l00226"></a>00226 <span class="comment">//timeout************************************************************************************************************</span>
<a name="l00227"></a>00227
<a name="l00228"></a>00228 <span class="preprocessor">#if defined(__sun__) || defined(sun)</span>
<a name="l00229"></a>00229 <span class="preprocessor"></span> <span class="keywordtype">int</span> JackNetUnixSocket::SetTimeOut ( <span class="keywordtype">int</span> us )
<a name="l00230"></a>00230 {
<a name="l00231"></a>00231 <span class="keywordtype">int</span> flags;
<a name="l00232"></a>00232 fTimeOut = us;
<a name="l00233"></a>00233
<a name="l00234"></a>00234 <span class="keywordflow">if</span> ((flags = fcntl(fSockfd, F_GETFL, 0)) < 0) {
<a name="l00235"></a>00235 <a class="code" href="group__ServerControl.html#gac6448626e0b75fc6d9da1ccbdca0355e">jack_error</a>(<span class="stringliteral">"JackNetUnixSocket::SetTimeOut error in fcntl F_GETFL"</span>);
<a name="l00236"></a>00236 <span class="keywordflow">return</span> -1;
<a name="l00237"></a>00237 }
<a name="l00238"></a>00238
<a name="l00239"></a>00239 flags |= O_NONBLOCK;
<a name="l00240"></a>00240 <span class="keywordflow">if</span> (fcntl(fSockfd, F_SETFL, flags) < 0) {
<a name="l00241"></a>00241 <a class="code" href="group__ServerControl.html#gac6448626e0b75fc6d9da1ccbdca0355e">jack_error</a>(<span class="stringliteral">"JackNetUnixSocket::SetTimeOut error in fcntl F_SETFL"</span>);
<a name="l00242"></a>00242 <span class="keywordflow">return</span> 1;
<a name="l00243"></a>00243 }
<a name="l00244"></a>00244
<a name="l00245"></a>00245 <span class="keywordflow">return</span> 0;
<a name="l00246"></a>00246 }
<a name="l00247"></a>00247
<a name="l00248"></a>00248 <span class="keywordtype">int</span> JackNetUnixSocket::WaitRead()
<a name="l00249"></a>00249 {
<a name="l00250"></a>00250 <span class="keywordflow">if</span> (fTimeOut > 0) {
<a name="l00251"></a>00251
<a name="l00252"></a>00252 <span class="keyword">struct </span>timeval tv;
<a name="l00253"></a>00253 fd_set fdset;
<a name="l00254"></a>00254 ssize_t res;
<a name="l00255"></a>00255
<a name="l00256"></a>00256 tv.tv_sec = fTimeOut / 1000000;
<a name="l00257"></a>00257 tv.tv_usec = fTimeOut % 1000000;
<a name="l00258"></a>00258
<a name="l00259"></a>00259 FD_ZERO(&fdset);
<a name="l00260"></a>00260 FD_SET(fSockfd, &fdset);
<a name="l00261"></a>00261
<a name="l00262"></a>00262 <span class="keywordflow">do</span> {
<a name="l00263"></a>00263 res = select(fSockfd + 1, &fdset, NULL, NULL, &tv);
<a name="l00264"></a>00264 } <span class="keywordflow">while</span> (res < 0 && errno == EINTR);
<a name="l00265"></a>00265
<a name="l00266"></a>00266 <span class="keywordflow">if</span> (res < 0) {
<a name="l00267"></a>00267 <span class="keywordflow">return</span> res;
<a name="l00268"></a>00268 } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (res == 0) {
<a name="l00269"></a>00269 errno = ETIMEDOUT;
<a name="l00270"></a>00270 <span class="keywordflow">return</span> -1;
<a name="l00271"></a>00271 }
<a name="l00272"></a>00272 }
<a name="l00273"></a>00273
<a name="l00274"></a>00274 <span class="keywordflow">return</span> 0;
<a name="l00275"></a>00275 }
<a name="l00276"></a>00276
<a name="l00277"></a>00277 <span class="keywordtype">int</span> JackNetUnixSocket::WaitWrite()
<a name="l00278"></a>00278 {
<a name="l00279"></a>00279 <span class="keywordflow">if</span> (fTimeOut > 0) {
<a name="l00280"></a>00280
<a name="l00281"></a>00281 <span class="keyword">struct </span>timeval tv;
<a name="l00282"></a>00282 fd_set fdset;
<a name="l00283"></a>00283 ssize_t res;
<a name="l00284"></a>00284
<a name="l00285"></a>00285 tv.tv_sec = fTimeOut / 1000000;
<a name="l00286"></a>00286 tv.tv_usec = fTimeOut % 1000000;
<a name="l00287"></a>00287
<a name="l00288"></a>00288 FD_ZERO(&fdset);
<a name="l00289"></a>00289 FD_SET(fSockfd, &fdset);
<a name="l00290"></a>00290
<a name="l00291"></a>00291 <span class="keywordflow">do</span> {
<a name="l00292"></a>00292 res = select(fSockfd + 1, NULL, &fdset, NULL, &tv);
<a name="l00293"></a>00293 } <span class="keywordflow">while</span> (res < 0 && errno == EINTR);
<a name="l00294"></a>00294
<a name="l00295"></a>00295 <span class="keywordflow">if</span> (res < 0) {
<a name="l00296"></a>00296 <span class="keywordflow">return</span> res;
<a name="l00297"></a>00297 } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (res == 0) {
<a name="l00298"></a>00298 errno = ETIMEDOUT;
<a name="l00299"></a>00299 <span class="keywordflow">return</span> -1;
<a name="l00300"></a>00300 }
<a name="l00301"></a>00301 }
<a name="l00302"></a>00302
<a name="l00303"></a>00303 <span class="keywordflow">return</span> 0;
<a name="l00304"></a>00304 }
<a name="l00305"></a>00305
<a name="l00306"></a>00306 <span class="preprocessor">#else</span>
<a name="l00307"></a>00307 <span class="preprocessor"></span> <span class="keywordtype">int</span> JackNetUnixSocket::SetTimeOut ( <span class="keywordtype">int</span> us )
<a name="l00308"></a>00308 {
<a name="l00309"></a>00309 <a class="code" href="group__ServerControl.html#ga35f69faaee3bb9b958ed8c9a5f62246c">jack_log</a> ( <span class="stringliteral">"JackNetUnixSocket::SetTimeout %d usecs"</span>, us );
<a name="l00310"></a>00310
<a name="l00311"></a>00311 <span class="comment">//negative timeout, or exceding 10s, return</span>
<a name="l00312"></a>00312 <span class="keywordflow">if</span> ( ( us < 0 ) || ( us > 10000000 ) )
<a name="l00313"></a>00313 <span class="keywordflow">return</span> SOCKET_ERROR;
<a name="l00314"></a>00314 <span class="keyword">struct </span>timeval timeout;
<a name="l00315"></a>00315
<a name="l00316"></a>00316 <span class="comment">//less than 1sec</span>
<a name="l00317"></a>00317 <span class="keywordflow">if</span> ( us < 1000000 )
<a name="l00318"></a>00318 {
<a name="l00319"></a>00319 timeout.tv_sec = 0;
<a name="l00320"></a>00320 timeout.tv_usec = us;
<a name="l00321"></a>00321 }
<a name="l00322"></a>00322 <span class="comment">//more than 1sec</span>
<a name="l00323"></a>00323 <span class="keywordflow">else</span>
<a name="l00324"></a>00324 {
<a name="l00325"></a>00325 <span class="keywordtype">float</span> sec = <span class="keyword">static_cast<</span><span class="keywordtype">float</span><span class="keyword">></span> ( us ) / 1000000.f;
<a name="l00326"></a>00326 timeout.tv_sec = ( int ) sec;
<a name="l00327"></a>00327 <span class="keywordtype">float</span> usec = ( sec - <span class="keyword">static_cast<</span><span class="keywordtype">float</span><span class="keyword">></span> ( timeout.tv_sec ) ) * 1000000;
<a name="l00328"></a>00328 timeout.tv_usec = ( int ) usec;
<a name="l00329"></a>00329 }
<a name="l00330"></a>00330 <span class="keywordflow">return</span> SetOption ( SOL_SOCKET, SO_RCVTIMEO, &timeout, <span class="keyword">sizeof</span> ( timeout ) );
<a name="l00331"></a>00331 }
<a name="l00332"></a>00332 <span class="preprocessor">#endif</span>
<a name="l00333"></a>00333 <span class="preprocessor"></span>
<a name="l00334"></a>00334 <span class="comment">//local loop**********************************************************************************************************</span>
<a name="l00335"></a>00335 <span class="keywordtype">int</span> JackNetUnixSocket::SetLocalLoop()
<a name="l00336"></a>00336 {
<a name="l00337"></a>00337 <span class="keywordtype">char</span> disable = 0;
<a name="l00338"></a>00338 <span class="keywordflow">return</span> SetOption ( IPPROTO_IP, IP_MULTICAST_LOOP, &disable, <span class="keyword">sizeof</span> ( disable ) );
<a name="l00339"></a>00339 }
<a name="l00340"></a>00340
<a name="l00341"></a>00341 <span class="comment">//network operations**************************************************************************************************</span>
<a name="l00342"></a>00342 <span class="keywordtype">int</span> JackNetUnixSocket::SendTo ( <span class="keyword">const</span> <span class="keywordtype">void</span>* buffer, <span class="keywordtype">size_t</span> nbytes, <span class="keywordtype">int</span> flags )
<a name="l00343"></a>00343 {
<a name="l00344"></a>00344 <span class="preprocessor"> #if defined(__sun__) || defined(sun)</span>
<a name="l00345"></a>00345 <span class="preprocessor"></span> <span class="keywordflow">if</span> (WaitWrite() < 0)
<a name="l00346"></a>00346 <span class="keywordflow">return</span> -1;
<a name="l00347"></a>00347 <span class="preprocessor"> #endif</span>
<a name="l00348"></a>00348 <span class="preprocessor"></span> <span class="keywordflow">return</span> sendto ( fSockfd, buffer, nbytes, flags, reinterpret_cast<socket_address_t*> ( &fSendAddr ), <span class="keyword">sizeof</span> ( socket_address_t ) );
<a name="l00349"></a>00349 }
<a name="l00350"></a>00350
<a name="l00351"></a>00351 <span class="keywordtype">int</span> JackNetUnixSocket::SendTo ( <span class="keyword">const</span> <span class="keywordtype">void</span>* buffer, <span class="keywordtype">size_t</span> nbytes, <span class="keywordtype">int</span> flags, <span class="keyword">const</span> <span class="keywordtype">char</span>* ip )
<a name="l00352"></a>00352 {
<a name="l00353"></a>00353 <span class="keywordtype">int</span> addr_conv = inet_aton ( ip, &fSendAddr.sin_addr );
<a name="l00354"></a>00354 <span class="keywordflow">if</span> ( addr_conv < 1 )
<a name="l00355"></a>00355 <span class="keywordflow">return</span> addr_conv;
<a name="l00356"></a>00356 <span class="preprocessor"> #if defined(__sun__) || defined(sun)</span>
<a name="l00357"></a>00357 <span class="preprocessor"></span> <span class="keywordflow">if</span> (WaitWrite() < 0)
<a name="l00358"></a>00358 <span class="keywordflow">return</span> -1;
<a name="l00359"></a>00359 <span class="preprocessor"> #endif</span>
<a name="l00360"></a>00360 <span class="preprocessor"></span> <span class="keywordflow">return</span> SendTo ( buffer, nbytes, flags );
<a name="l00361"></a>00361 }
<a name="l00362"></a>00362
<a name="l00363"></a>00363 <span class="keywordtype">int</span> JackNetUnixSocket::Send ( <span class="keyword">const</span> <span class="keywordtype">void</span>* buffer, <span class="keywordtype">size_t</span> nbytes, <span class="keywordtype">int</span> flags )
<a name="l00364"></a>00364 {
<a name="l00365"></a>00365 <span class="preprocessor"> #if defined(__sun__) || defined(sun)</span>
<a name="l00366"></a>00366 <span class="preprocessor"></span> <span class="keywordflow">if</span> (WaitWrite() < 0)
<a name="l00367"></a>00367 <span class="keywordflow">return</span> -1;
<a name="l00368"></a>00368 <span class="preprocessor"> #endif</span>
<a name="l00369"></a>00369 <span class="preprocessor"></span> <span class="keywordflow">return</span> send ( fSockfd, buffer, nbytes, flags );
<a name="l00370"></a>00370 }
<a name="l00371"></a>00371
<a name="l00372"></a>00372 <span class="keywordtype">int</span> JackNetUnixSocket::RecvFrom ( <span class="keywordtype">void</span>* buffer, <span class="keywordtype">size_t</span> nbytes, <span class="keywordtype">int</span> flags )
<a name="l00373"></a>00373 {
<a name="l00374"></a>00374 socklen_t addr_len = <span class="keyword">sizeof</span> ( socket_address_t );
<a name="l00375"></a>00375 <span class="preprocessor"> #if defined(__sun__) || defined(sun)</span>
<a name="l00376"></a>00376 <span class="preprocessor"></span> <span class="keywordflow">if</span> (WaitRead() < 0)
<a name="l00377"></a>00377 <span class="keywordflow">return</span> -1;
<a name="l00378"></a>00378 <span class="preprocessor"> #endif </span>
<a name="l00379"></a>00379 <span class="preprocessor"></span> <span class="keywordflow">return</span> recvfrom ( fSockfd, buffer, nbytes, flags, reinterpret_cast<socket_address_t*> ( &fRecvAddr ), &addr_len );
<a name="l00380"></a>00380 }
<a name="l00381"></a>00381
<a name="l00382"></a>00382 <span class="keywordtype">int</span> JackNetUnixSocket::Recv ( <span class="keywordtype">void</span>* buffer, <span class="keywordtype">size_t</span> nbytes, <span class="keywordtype">int</span> flags )
<a name="l00383"></a>00383 {
<a name="l00384"></a>00384 <span class="preprocessor"> #if defined(__sun__) || defined(sun)</span>
<a name="l00385"></a>00385 <span class="preprocessor"></span> <span class="keywordflow">if</span> (WaitRead() < 0)
<a name="l00386"></a>00386 <span class="keywordflow">return</span> -1;
<a name="l00387"></a>00387 <span class="preprocessor"> #endif </span>
<a name="l00388"></a>00388 <span class="preprocessor"></span> <span class="keywordflow">return</span> recv ( fSockfd, buffer, nbytes, flags );
<a name="l00389"></a>00389 }
<a name="l00390"></a>00390
<a name="l00391"></a>00391 <span class="keywordtype">int</span> JackNetUnixSocket::CatchHost ( <span class="keywordtype">void</span>* buffer, <span class="keywordtype">size_t</span> nbytes, <span class="keywordtype">int</span> flags )
<a name="l00392"></a>00392 {
<a name="l00393"></a>00393 socklen_t addr_len = <span class="keyword">sizeof</span> ( socket_address_t );
<a name="l00394"></a>00394 <span class="preprocessor"> #if defined(__sun__) || defined(sun)</span>
<a name="l00395"></a>00395 <span class="preprocessor"></span> <span class="keywordflow">if</span> (WaitRead() < 0)
<a name="l00396"></a>00396 <span class="keywordflow">return</span> -1;
<a name="l00397"></a>00397 <span class="preprocessor"> #endif </span>
<a name="l00398"></a>00398 <span class="preprocessor"></span> <span class="keywordflow">return</span> recvfrom ( fSockfd, buffer, nbytes, flags, reinterpret_cast<socket_address_t*> ( &fSendAddr ), &addr_len );
<a name="l00399"></a>00399 }
<a name="l00400"></a>00400
<a name="l00401"></a>00401 net_error_t JackNetUnixSocket::GetError()
<a name="l00402"></a>00402 {
<a name="l00403"></a>00403 <span class="keywordflow">switch</span> ( errno )
<a name="l00404"></a>00404 {
<a name="l00405"></a>00405 <span class="keywordflow">case</span> EAGAIN:
<a name="l00406"></a>00406 <span class="keywordflow">case</span> ETIMEDOUT:
<a name="l00407"></a>00407 <span class="keywordflow">return</span> NET_NO_DATA;
<a name="l00408"></a>00408
<a name="l00409"></a>00409 <span class="keywordflow">case</span> ECONNABORTED:
<a name="l00410"></a>00410 <span class="keywordflow">case</span> ECONNREFUSED:
<a name="l00411"></a>00411 <span class="keywordflow">case</span> ECONNRESET:
<a name="l00412"></a>00412 <span class="keywordflow">case</span> EINVAL:
<a name="l00413"></a>00413 <span class="keywordflow">case</span> EHOSTDOWN:
<a name="l00414"></a>00414 <span class="keywordflow">case</span> EHOSTUNREACH:
<a name="l00415"></a>00415 <span class="keywordflow">case</span> ENETDOWN:
<a name="l00416"></a>00416 <span class="keywordflow">case</span> ENETUNREACH:
<a name="l00417"></a>00417 <span class="keywordflow">return</span> NET_CONN_ERROR;
<a name="l00418"></a>00418
<a name="l00419"></a>00419 <span class="keywordflow">default</span>:
<a name="l00420"></a>00420 <span class="keywordflow">return</span> NET_OP_ERROR;
<a name="l00421"></a>00421 }
<a name="l00422"></a>00422 }
<a name="l00423"></a>00423 }
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