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 <span id="projectnumber">0.16.3</span>
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<div class="title">include/ortp/stun.h</div> </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"> The oRTP library is an RTP (Realtime Transport Protocol - rfc3550) stack.</span>
<a name="l00003"></a>00003 <span class="comment"> Copyright (C) 2001 Simon MORLAT simon.morlat@linphone.org</span>
<a name="l00004"></a>00004 <span class="comment"></span>
<a name="l00005"></a>00005 <span class="comment"> This library is free software; you can redistribute it and/or</span>
<a name="l00006"></a>00006 <span class="comment"> modify it under the terms of the GNU Lesser General Public</span>
<a name="l00007"></a>00007 <span class="comment"> License as published by the Free Software Foundation; either</span>
<a name="l00008"></a>00008 <span class="comment"> version 2.1 of the License, or (at your option) any later version.</span>
<a name="l00009"></a>00009 <span class="comment"></span>
<a name="l00010"></a>00010 <span class="comment"> This library is distributed in the hope that it will be useful,</span>
<a name="l00011"></a>00011 <span class="comment"> but WITHOUT ANY WARRANTY; without even the implied warranty of</span>
<a name="l00012"></a>00012 <span class="comment"> MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU</span>
<a name="l00013"></a>00013 <span class="comment"> Lesser General Public License for more details.</span>
<a name="l00014"></a>00014 <span class="comment"></span>
<a name="l00015"></a>00015 <span class="comment"> You should have received a copy of the GNU Lesser General Public</span>
<a name="l00016"></a>00016 <span class="comment"> License along with this library; if not, write to the Free Software</span>
<a name="l00017"></a>00017 <span class="comment"> Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA</span>
<a name="l00018"></a>00018 <span class="comment">*/</span>
<a name="l00019"></a>00019
<a name="l00020"></a>00020 <span class="comment">/* ====================================================================</span>
<a name="l00021"></a>00021 <span class="comment"> * The Vovida Software License, Version 1.0 </span>
<a name="l00022"></a>00022 <span class="comment"> * </span>
<a name="l00023"></a>00023 <span class="comment"> * Copyright (c) 2000 Vovida Networks, Inc. All rights reserved.</span>
<a name="l00024"></a>00024 <span class="comment"> * </span>
<a name="l00025"></a>00025 <span class="comment"> * Redistribution and use in source and binary forms, with or without</span>
<a name="l00026"></a>00026 <span class="comment"> * modification, are permitted provided that the following conditions</span>
<a name="l00027"></a>00027 <span class="comment"> * are met:</span>
<a name="l00028"></a>00028 <span class="comment"> * </span>
<a name="l00029"></a>00029 <span class="comment"> * 1. Redistributions of source code must retain the above copyright</span>
<a name="l00030"></a>00030 <span class="comment"> * notice, this list of conditions and the following disclaimer.</span>
<a name="l00031"></a>00031 <span class="comment"> * </span>
<a name="l00032"></a>00032 <span class="comment"> * 2. Redistributions in binary form must reproduce the above copyright</span>
<a name="l00033"></a>00033 <span class="comment"> * notice, this list of conditions and the following disclaimer in</span>
<a name="l00034"></a>00034 <span class="comment"> * the documentation and/or other materials provided with the</span>
<a name="l00035"></a>00035 <span class="comment"> * distribution.</span>
<a name="l00036"></a>00036 <span class="comment"> * </span>
<a name="l00037"></a>00037 <span class="comment"> * 3. The names "VOCAL", "Vovida Open Communication Application Library",</span>
<a name="l00038"></a>00038 <span class="comment"> * and "Vovida Open Communication Application Library (VOCAL)" must</span>
<a name="l00039"></a>00039 <span class="comment"> * not be used to endorse or promote products derived from this</span>
<a name="l00040"></a>00040 <span class="comment"> * software without prior written permission. For written</span>
<a name="l00041"></a>00041 <span class="comment"> * permission, please contact vocal@vovida.org.</span>
<a name="l00042"></a>00042 <span class="comment"> *</span>
<a name="l00043"></a>00043 <span class="comment"> * 4. Products derived from this software may not be called "VOCAL", nor</span>
<a name="l00044"></a>00044 <span class="comment"> * may "VOCAL" appear in their name, without prior written</span>
<a name="l00045"></a>00045 <span class="comment"> * permission of Vovida Networks, Inc.</span>
<a name="l00046"></a>00046 <span class="comment"> * </span>
<a name="l00047"></a>00047 <span class="comment"> * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESSED OR IMPLIED</span>
<a name="l00048"></a>00048 <span class="comment"> * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES</span>
<a name="l00049"></a>00049 <span class="comment"> * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, TITLE AND</span>
<a name="l00050"></a>00050 <span class="comment"> * NON-INFRINGEMENT ARE DISCLAIMED. IN NO EVENT SHALL VOVIDA</span>
<a name="l00051"></a>00051 <span class="comment"> * NETWORKS, INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT DAMAGES</span>
<a name="l00052"></a>00052 <span class="comment"> * IN EXCESS OF $1,000, NOR FOR ANY INDIRECT, INCIDENTAL, SPECIAL,</span>
<a name="l00053"></a>00053 <span class="comment"> * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,</span>
<a name="l00054"></a>00054 <span class="comment"> * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR</span>
<a name="l00055"></a>00055 <span class="comment"> * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY</span>
<a name="l00056"></a>00056 <span class="comment"> * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT</span>
<a name="l00057"></a>00057 <span class="comment"> * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE</span>
<a name="l00058"></a>00058 <span class="comment"> * USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH</span>
<a name="l00059"></a>00059 <span class="comment"> * DAMAGE.</span>
<a name="l00060"></a>00060 <span class="comment"> * </span>
<a name="l00061"></a>00061 <span class="comment"> * ====================================================================</span>
<a name="l00062"></a>00062 <span class="comment"> * </span>
<a name="l00063"></a>00063 <span class="comment"> * This software consists of voluntary contributions made by Vovida</span>
<a name="l00064"></a>00064 <span class="comment"> * Networks, Inc. and many individuals on behalf of Vovida Networks,</span>
<a name="l00065"></a>00065 <span class="comment"> * Inc. For more information on Vovida Networks, Inc., please see</span>
<a name="l00066"></a>00066 <span class="comment"> * <http://www.vovida.org/>.</span>
<a name="l00067"></a>00067 <span class="comment"> *</span>
<a name="l00068"></a>00068 <span class="comment"> */</span>
<a name="l00069"></a>00069
<a name="l00070"></a>00070
<a name="l00071"></a>00071 <span class="preprocessor">#ifndef __STUN_H__</span>
<a name="l00072"></a>00072 <span class="preprocessor"></span><span class="preprocessor">#define __STUN_H__</span>
<a name="l00073"></a>00073 <span class="preprocessor"></span>
<a name="l00074"></a>00074 <span class="preprocessor">#include <stdio.h></span>
<a name="l00075"></a>00075 <span class="preprocessor">#include <time.h></span>
<a name="l00076"></a>00076 <span class="preprocessor">#include <ortp/port.h></span>
<a name="l00077"></a>00077 <span class="preprocessor">#include <ortp/stun_udp.h></span>
<a name="l00078"></a>00078
<a name="l00079"></a>00079 <span class="preprocessor">#ifdef __APPLE__</span>
<a name="l00080"></a>00080 <span class="preprocessor"></span><span class="preprocessor"> #include "TargetConditionals.h"</span>
<a name="l00081"></a>00081 <span class="preprocessor">#endif</span>
<a name="l00082"></a>00082 <span class="preprocessor"></span>
<a name="l00083"></a>00083 <span class="preprocessor">#ifdef __cplusplus</span>
<a name="l00084"></a>00084 <span class="preprocessor"></span><span class="keyword">extern</span> <span class="stringliteral">"C"</span>
<a name="l00085"></a>00085 {
<a name="l00086"></a>00086 <span class="preprocessor">#endif</span>
<a name="l00087"></a>00087 <span class="preprocessor"></span>
<a name="l00088"></a>00088 <span class="comment">/* if you change this version, change in makefile too */</span>
<a name="l00089"></a>00089 <span class="preprocessor">#define STUN_VERSION "0.99"</span>
<a name="l00090"></a>00090 <span class="preprocessor"></span>
<a name="l00091"></a>00091 <span class="preprocessor">#define STUN_MAX_STRING 256</span>
<a name="l00092"></a>00092 <span class="preprocessor"></span><span class="preprocessor">#define STUN_MAX_UNKNOWN_ATTRIBUTES 8</span>
<a name="l00093"></a>00093 <span class="preprocessor"></span><span class="preprocessor">#define STUN_MAX_MESSAGE_SIZE 2048</span>
<a name="l00094"></a>00094 <span class="preprocessor"></span>
<a name="l00095"></a>00095 <span class="preprocessor">#define STUN_PORT 3478</span>
<a name="l00096"></a>00096 <span class="preprocessor"></span>
<a name="l00097"></a>00097 <span class="comment">/* define some basic types */</span>
<a name="l00098"></a>00098 <span class="preprocessor">#if 0</span>
<a name="l00099"></a>00099 <span class="preprocessor"></span><span class="keyword">typedef</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> uint8_t;
<a name="l00100"></a>00100 <span class="keyword">typedef</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">short</span> uint16_t;
<a name="l00101"></a>00101 <span class="keyword">typedef</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> uint32_t;
<a name="l00102"></a>00102
<a name="l00103"></a>00103 <span class="preprocessor">#if defined(WIN32) || defined(_WIN32_WCE)</span>
<a name="l00104"></a>00104 <span class="preprocessor"></span><span class="keyword">typedef</span> <span class="keywordtype">unsigned</span> __int64 uint64_t;
<a name="l00105"></a>00105 <span class="preprocessor">#else</span>
<a name="l00106"></a>00106 <span class="preprocessor"></span><span class="keyword">typedef</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> <span class="keywordtype">long</span> uint64_t;
<a name="l00107"></a>00107 <span class="preprocessor">#endif</span>
<a name="l00108"></a>00108 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
<a name="l00109"></a><a class="code" href="structUInt96.html">00109</a> <span class="preprocessor"></span><span class="keyword">typedef</span> <span class="keyword">struct </span>{ <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> octet[12]; } <a class="code" href="structUInt96.html">UInt96</a>;
<a name="l00110"></a>00110
<a name="l00111"></a>00111 <span class="comment">/* define a structure to hold a stun address */</span>
<a name="l00112"></a>00112 <span class="preprocessor">#define IPv4Family 0x01</span>
<a name="l00113"></a>00113 <span class="preprocessor"></span><span class="preprocessor">#define IPv6Family 0x02</span>
<a name="l00114"></a>00114 <span class="preprocessor"></span>
<a name="l00115"></a>00115 <span class="comment">/* define flags */</span>
<a name="l00116"></a>00116 <span class="preprocessor">#define ChangeIpFlag 0x04</span>
<a name="l00117"></a>00117 <span class="preprocessor"></span><span class="preprocessor">#define ChangePortFlag 0x02</span>
<a name="l00118"></a>00118 <span class="preprocessor"></span>
<a name="l00119"></a>00119 <span class="comment">/* define stun attribute */</span>
<a name="l00120"></a>00120 <span class="preprocessor">#define SA_MAPPEDADDRESS 0x0001</span>
<a name="l00121"></a>00121 <span class="preprocessor"></span><span class="preprocessor">#define SA_RESPONSEADDRESS 0x0002 </span>
<a name="l00122"></a>00122 <span class="preprocessor">#define SA_CHANGEREQUEST 0x0003 </span>
<a name="l00123"></a>00123 <span class="preprocessor">#define SA_SOURCEADDRESS 0x0004 </span>
<a name="l00124"></a>00124 <span class="preprocessor">#define SA_CHANGEDADDRESS 0x0005 </span>
<a name="l00125"></a>00125 <span class="preprocessor">#define SA_USERNAME 0x0006</span>
<a name="l00126"></a>00126 <span class="preprocessor"></span><span class="preprocessor">#define SA_PASSWORD 0x0007 </span>
<a name="l00127"></a>00127 <span class="preprocessor">#define SA_MESSAGEINTEGRITY 0x0008</span>
<a name="l00128"></a>00128 <span class="preprocessor"></span><span class="preprocessor">#define SA_ERRORCODE 0x0009</span>
<a name="l00129"></a>00129 <span class="preprocessor"></span><span class="preprocessor">#define SA_UNKNOWNATTRIBUTE 0x000A</span>
<a name="l00130"></a>00130 <span class="preprocessor"></span><span class="preprocessor">#define SA_REFLECTEDFROM 0x000B </span>
<a name="l00131"></a>00131 <span class="preprocessor">#define SA_REALM 0x0014</span>
<a name="l00132"></a>00132 <span class="preprocessor"></span><span class="preprocessor">#define SA_NONCE 0x0015</span>
<a name="l00133"></a>00133 <span class="preprocessor"></span><span class="preprocessor">#define SA_XORMAPPEDADDRESS 0x0020</span>
<a name="l00134"></a>00134 <span class="preprocessor"></span>
<a name="l00135"></a>00135 <span class="preprocessor">#define SA_XORMAPPEDADDRESS2 0x8020 </span><span class="comment">/* Non standard extention */</span>
<a name="l00136"></a>00136 <span class="preprocessor">#define SA_XORONLY 0x0021 </span><span class="comment">/* deprecated */</span>
<a name="l00137"></a>00137 <span class="preprocessor">#define SA_SECONDARYADDRESS 0x0050 </span><span class="comment">/* Non standard extention */</span>
<a name="l00138"></a>00138
<a name="l00139"></a>00139 <span class="preprocessor">#define SA_SOFTWARE 0x8022</span>
<a name="l00140"></a>00140 <span class="preprocessor"></span><span class="preprocessor">#define SA_ALTERNATESERVER 0x8023</span>
<a name="l00141"></a>00141 <span class="preprocessor"></span><span class="preprocessor">#define SA_FINGERPRINT 0x8028</span>
<a name="l00142"></a>00142 <span class="preprocessor"></span>
<a name="l00143"></a>00143 <span class="comment">/* define turn attribute */</span>
<a name="l00144"></a>00144 <span class="preprocessor">#define TA_CHANNELNUMBER 0x000C</span>
<a name="l00145"></a>00145 <span class="preprocessor"></span><span class="preprocessor">#define TA_LIFETIME 0x000D</span>
<a name="l00146"></a>00146 <span class="preprocessor"></span><span class="preprocessor">#define TA_DEPRECATEDBANDWIDTH 0x0010</span>
<a name="l00147"></a>00147 <span class="preprocessor"></span><span class="preprocessor">#define TA_XORPEERADDRESS 0x0012</span>
<a name="l00148"></a>00148 <span class="preprocessor"></span><span class="preprocessor">#define TA_DATA 0x0013</span>
<a name="l00149"></a>00149 <span class="preprocessor"></span><span class="preprocessor">#define TA_XORRELAYEDADDRESS 0x0016</span>
<a name="l00150"></a>00150 <span class="preprocessor"></span><span class="preprocessor">#define TA_EVENPORT 0x0018</span>
<a name="l00151"></a>00151 <span class="preprocessor"></span><span class="preprocessor">#define TA_REQUESTEDTRANSPORT 0x0019</span>
<a name="l00152"></a>00152 <span class="preprocessor"></span><span class="preprocessor">#define TA_DONTFRAGMENT 0x001A</span>
<a name="l00153"></a>00153 <span class="preprocessor"></span><span class="preprocessor">#define TA_DEPRECATEDTIMERVAL 0x0021</span>
<a name="l00154"></a>00154 <span class="preprocessor"></span><span class="preprocessor">#define TA_RESERVATIONTOKEN 0x0022</span>
<a name="l00155"></a>00155 <span class="preprocessor"></span>
<a name="l00156"></a>00156 <span class="preprocessor">#define ICEA_PRIORITY 0x0024</span>
<a name="l00157"></a>00157 <span class="preprocessor"></span><span class="preprocessor">#define ICEA_USECANDIDATE 0x0025</span>
<a name="l00158"></a>00158 <span class="preprocessor"></span><span class="preprocessor">#define ICEA_ICECONTROLLED 0x8029</span>
<a name="l00159"></a>00159 <span class="preprocessor"></span><span class="preprocessor">#define ICEA_ICECONTROLLING 0x802a</span>
<a name="l00160"></a>00160 <span class="preprocessor"></span>
<a name="l00161"></a>00161 <span class="preprocessor">#define STUN_REQUEST 0x0000</span>
<a name="l00162"></a>00162 <span class="preprocessor"></span><span class="preprocessor">#define STUN_INDICATION 0x0010</span>
<a name="l00163"></a>00163 <span class="preprocessor"></span><span class="preprocessor">#define STUN_SUCCESS_RESP 0x0100</span>
<a name="l00164"></a>00164 <span class="preprocessor"></span><span class="preprocessor">#define STUN_ERR_RESP 0x0110</span>
<a name="l00165"></a>00165 <span class="preprocessor"></span>
<a name="l00166"></a>00166 <span class="preprocessor">#define STUN_IS_REQUEST(msg_type) (((msg_type) & 0x0110) == 0x0000)</span>
<a name="l00167"></a>00167 <span class="preprocessor"></span><span class="preprocessor">#define STUN_IS_INDICATION(msg_type) (((msg_type) & 0x0110) == 0x0010)</span>
<a name="l00168"></a>00168 <span class="preprocessor"></span><span class="preprocessor">#define STUN_IS_SUCCESS_RESP(msg_type) (((msg_type) & 0x0110) == 0x0100)</span>
<a name="l00169"></a>00169 <span class="preprocessor"></span><span class="preprocessor">#define STUN_IS_ERR_RESP(msg_type) (((msg_type) & 0x0110) == 0x0110)</span>
<a name="l00170"></a>00170 <span class="preprocessor"></span>
<a name="l00171"></a>00171 <span class="comment">/* define types for a stun message */</span>
<a name="l00172"></a>00172 <span class="preprocessor">#define STUN_METHOD_BINDING 0x0001</span>
<a name="l00173"></a>00173 <span class="preprocessor"></span><span class="preprocessor">#define TURN_MEDHOD_ALLOCATE 0x0003 //(only request/response semantics defined)</span>
<a name="l00174"></a>00174 <span class="preprocessor"></span><span class="preprocessor">#define TURN_METHOD_REFRESH 0x0004 //(only request/response semantics defined)</span>
<a name="l00175"></a>00175 <span class="preprocessor"></span><span class="preprocessor">#define TURN_METHOD_CREATEPERMISSION 0x0008 //(only request/response semantics defined</span>
<a name="l00176"></a>00176 <span class="preprocessor"></span><span class="preprocessor">#define TURN_METHOD_CHANNELBIND 0x0009 //(only request/response semantics defined)</span>
<a name="l00177"></a>00177 <span class="preprocessor"></span>
<a name="l00178"></a>00178 <span class="comment">//#define BindResponseMsg 0x0101</span>
<a name="l00179"></a>00179 <span class="comment">//#define BindErrorResponseMsg 0x0111</span>
<a name="l00180"></a>00180 <span class="preprocessor">#define SharedSecretRequestMsg 0x0002</span>
<a name="l00181"></a>00181 <span class="preprocessor"></span><span class="preprocessor">#define SharedSecretResponseMsg 0x0102</span>
<a name="l00182"></a>00182 <span class="preprocessor"></span><span class="preprocessor">#define SharedSecretErrorResponseMsg 0x0112</span>
<a name="l00183"></a>00183 <span class="preprocessor"></span>
<a name="l00184"></a>00184 <span class="preprocessor">#define TURN_INDICATION_SEND 0x0006 //(only indication semantics defined)</span>
<a name="l00185"></a>00185 <span class="preprocessor"></span><span class="preprocessor">#define TURN_INDICATION_DATA 0x0007 //(only indication semantics defined)</span>
<a name="l00186"></a>00186 <span class="preprocessor"></span>
<a name="l00187"></a><a class="code" href="structStunMsgHdr.html">00187</a> <span class="keyword">typedef</span> <span class="keyword">struct </span>
<a name="l00188"></a>00188 {
<a name="l00189"></a>00189 uint16_t msgType;
<a name="l00190"></a>00190 uint16_t msgLength;
<a name="l00191"></a>00191 uint32_t magic_cookie;
<a name="l00192"></a>00192 <a class="code" href="structUInt96.html">UInt96</a> tr_id;
<a name="l00193"></a>00193 } <a class="code" href="structStunMsgHdr.html">StunMsgHdr</a>;
<a name="l00194"></a>00194
<a name="l00195"></a>00195
<a name="l00196"></a><a class="code" href="structStunAtrHdr.html">00196</a> <span class="keyword">typedef</span> <span class="keyword">struct</span>
<a name="l00197"></a>00197 {
<a name="l00198"></a>00198 uint16_t type;
<a name="l00199"></a>00199 uint16_t length;
<a name="l00200"></a>00200 } <a class="code" href="structStunAtrHdr.html">StunAtrHdr</a>;
<a name="l00201"></a>00201
<a name="l00202"></a><a class="code" href="structStunAddress4.html">00202</a> <span class="keyword">typedef</span> <span class="keyword">struct</span>
<a name="l00203"></a>00203 {
<a name="l00204"></a>00204 uint16_t port;
<a name="l00205"></a>00205 uint32_t addr;
<a name="l00206"></a>00206 } <a class="code" href="structStunAddress4.html">StunAddress4</a>;
<a name="l00207"></a>00207
<a name="l00208"></a><a class="code" href="structStunAtrAddress4.html">00208</a> <span class="keyword">typedef</span> <span class="keyword">struct</span>
<a name="l00209"></a>00209 {
<a name="l00210"></a>00210 uint8_t pad;
<a name="l00211"></a>00211 uint8_t family;
<a name="l00212"></a>00212 <a class="code" href="structStunAddress4.html">StunAddress4</a> ipv4;
<a name="l00213"></a>00213 } <a class="code" href="structStunAtrAddress4.html">StunAtrAddress4</a>;
<a name="l00214"></a>00214
<a name="l00215"></a><a class="code" href="structStunAtrChangeRequest.html">00215</a> <span class="keyword">typedef</span> <span class="keyword">struct</span>
<a name="l00216"></a>00216 {
<a name="l00217"></a>00217 uint32_t value;
<a name="l00218"></a>00218 } <a class="code" href="structStunAtrChangeRequest.html">StunAtrChangeRequest</a>;
<a name="l00219"></a>00219
<a name="l00220"></a><a class="code" href="structStunAtrError.html">00220</a> <span class="keyword">typedef</span> <span class="keyword">struct</span>
<a name="l00221"></a>00221 {
<a name="l00222"></a>00222 uint16_t pad; <span class="comment">/* all 0 */</span>
<a name="l00223"></a>00223 uint8_t errorClass;
<a name="l00224"></a>00224 uint8_t number;
<a name="l00225"></a>00225 <span class="keywordtype">char</span> reason[STUN_MAX_STRING];
<a name="l00226"></a>00226 uint16_t sizeReason;
<a name="l00227"></a>00227 } <a class="code" href="structStunAtrError.html">StunAtrError</a>;
<a name="l00228"></a>00228
<a name="l00229"></a><a class="code" href="structStunAtrUnknown.html">00229</a> <span class="keyword">typedef</span> <span class="keyword">struct</span>
<a name="l00230"></a>00230 {
<a name="l00231"></a>00231 uint16_t attrType[STUN_MAX_UNKNOWN_ATTRIBUTES];
<a name="l00232"></a>00232 uint16_t numAttributes;
<a name="l00233"></a>00233 } <a class="code" href="structStunAtrUnknown.html">StunAtrUnknown</a>;
<a name="l00234"></a>00234
<a name="l00235"></a><a class="code" href="structTurnAtrChannelNumber.html">00235</a> <span class="keyword">typedef</span> <span class="keyword">struct</span>
<a name="l00236"></a>00236 {
<a name="l00237"></a>00237 uint16_t channelNumber;
<a name="l00238"></a>00238 uint16_t rffu; <span class="comment">/* Reserved For Future Use */</span>
<a name="l00239"></a>00239 } <a class="code" href="structTurnAtrChannelNumber.html">TurnAtrChannelNumber</a>;
<a name="l00240"></a>00240
<a name="l00241"></a><a class="code" href="structTurnAtrLifetime.html">00241</a> <span class="keyword">typedef</span> <span class="keyword">struct</span>
<a name="l00242"></a>00242 {
<a name="l00243"></a>00243 uint32_t lifetime;
<a name="l00244"></a>00244 } <a class="code" href="structTurnAtrLifetime.html">TurnAtrLifetime</a>;
<a name="l00245"></a>00245
<a name="l00246"></a><a class="code" href="structTurnAtrData.html">00246</a> <span class="keyword">typedef</span> <span class="keyword">struct</span>
<a name="l00247"></a>00247 {
<a name="l00248"></a>00248 <span class="keywordtype">char</span> value[1500];
<a name="l00249"></a>00249 uint16_t sizeValue;
<a name="l00250"></a>00250 } <a class="code" href="structTurnAtrData.html">TurnAtrData</a>;
<a name="l00251"></a>00251
<a name="l00252"></a><a class="code" href="structTurnAtrRequestedTransport.html">00252</a> <span class="keyword">typedef</span> <span class="keyword">struct</span>
<a name="l00253"></a>00253 {
<a name="l00254"></a>00254 uint8_t proto;
<a name="l00255"></a>00255 uint8_t pad1;
<a name="l00256"></a>00256 uint8_t pad2;
<a name="l00257"></a>00257 uint8_t pad3;
<a name="l00258"></a>00258 } <a class="code" href="structTurnAtrRequestedTransport.html">TurnAtrRequestedTransport</a>;
<a name="l00259"></a>00259
<a name="l00260"></a><a class="code" href="structTurnAtrReservationToken.html">00260</a> <span class="keyword">typedef</span> <span class="keyword">struct</span>
<a name="l00261"></a>00261 {
<a name="l00262"></a>00262 uint64_t value;
<a name="l00263"></a>00263 } <a class="code" href="structTurnAtrReservationToken.html">TurnAtrReservationToken</a>;
<a name="l00264"></a>00264
<a name="l00265"></a><a class="code" href="structStunAtrFingerprint.html">00265</a> <span class="keyword">typedef</span> <span class="keyword">struct</span>
<a name="l00266"></a>00266 {
<a name="l00267"></a>00267 uint32_t fingerprint;
<a name="l00268"></a>00268 } <a class="code" href="structStunAtrFingerprint.html">StunAtrFingerprint</a>;
<a name="l00269"></a>00269
<a name="l00270"></a>00270
<a name="l00271"></a><a class="code" href="structStunAtrString.html">00271</a> <span class="keyword">typedef</span> <span class="keyword">struct</span>
<a name="l00272"></a>00272 {
<a name="l00273"></a>00273 <span class="keywordtype">char</span> value[STUN_MAX_STRING];
<a name="l00274"></a>00274 uint16_t sizeValue;
<a name="l00275"></a>00275 } <a class="code" href="structStunAtrString.html">StunAtrString</a>;
<a name="l00276"></a>00276
<a name="l00277"></a><a class="code" href="structIceAtrPriority.html">00277</a> <span class="keyword">typedef</span> <span class="keyword">struct</span>
<a name="l00278"></a>00278 {
<a name="l00279"></a>00279 uint32_t priority;
<a name="l00280"></a>00280 } <a class="code" href="structIceAtrPriority.html">IceAtrPriority</a>;
<a name="l00281"></a>00281
<a name="l00282"></a><a class="code" href="structIceAtrIceControll.html">00282</a> <span class="keyword">typedef</span> <span class="keyword">struct</span>
<a name="l00283"></a>00283 {
<a name="l00284"></a>00284 uint64_t value;
<a name="l00285"></a>00285 } <a class="code" href="structIceAtrIceControll.html">IceAtrIceControll</a>;
<a name="l00286"></a>00286
<a name="l00287"></a><a class="code" href="structStunAtrIntegrity.html">00287</a> <span class="keyword">typedef</span> <span class="keyword">struct</span>
<a name="l00288"></a>00288 {
<a name="l00289"></a>00289 <span class="keywordtype">char</span> hash[20];
<a name="l00290"></a>00290 } <a class="code" href="structStunAtrIntegrity.html">StunAtrIntegrity</a>;
<a name="l00291"></a>00291
<a name="l00292"></a>00292 <span class="keyword">typedef</span> <span class="keyword">enum</span>
<a name="l00293"></a>00293 {
<a name="l00294"></a>00294 HmacUnkown=0,
<a name="l00295"></a>00295 HmacOK,
<a name="l00296"></a>00296 HmacBadUserName,
<a name="l00297"></a>00297 HmacUnkownUserName,
<a name="l00298"></a>00298 HmacFailed
<a name="l00299"></a>00299 } StunHmacStatus;
<a name="l00300"></a>00300
<a name="l00301"></a>00301
<a name="l00302"></a><a class="code" href="structTurnAtrUnknown.html">00302</a> <span class="keyword">typedef</span> <span class="keyword">struct</span>
<a name="l00303"></a>00303 {
<a name="l00304"></a>00304 uint16_t attrType[STUN_MAX_UNKNOWN_ATTRIBUTES];
<a name="l00305"></a>00305 uint16_t numAttributes;
<a name="l00306"></a>00306 } <a class="code" href="structTurnAtrUnknown.html">TurnAtrUnknown</a>;
<a name="l00307"></a>00307
<a name="l00308"></a><a class="code" href="structStunMessage.html">00308</a> <span class="keyword">typedef</span> <span class="keyword">struct</span>
<a name="l00309"></a>00309 {
<a name="l00310"></a>00310 <a class="code" href="structStunMsgHdr.html">StunMsgHdr</a> msgHdr;
<a name="l00311"></a>00311
<a name="l00312"></a>00312 bool_t hasMappedAddress;
<a name="l00313"></a>00313 <a class="code" href="structStunAtrAddress4.html">StunAtrAddress4</a> mappedAddress;
<a name="l00314"></a>00314
<a name="l00315"></a>00315 bool_t hasResponseAddress;
<a name="l00316"></a>00316 <a class="code" href="structStunAtrAddress4.html">StunAtrAddress4</a> responseAddress;
<a name="l00317"></a>00317
<a name="l00318"></a>00318 bool_t hasChangeRequest;
<a name="l00319"></a>00319 <a class="code" href="structStunAtrChangeRequest.html">StunAtrChangeRequest</a> changeRequest;
<a name="l00320"></a>00320
<a name="l00321"></a>00321 bool_t hasSourceAddress;
<a name="l00322"></a>00322 <a class="code" href="structStunAtrAddress4.html">StunAtrAddress4</a> sourceAddress;
<a name="l00323"></a>00323
<a name="l00324"></a>00324 bool_t hasChangedAddress;
<a name="l00325"></a>00325 <a class="code" href="structStunAtrAddress4.html">StunAtrAddress4</a> changedAddress;
<a name="l00326"></a>00326
<a name="l00327"></a>00327 bool_t hasUsername;
<a name="l00328"></a>00328 <a class="code" href="structStunAtrString.html">StunAtrString</a> username;
<a name="l00329"></a>00329
<a name="l00330"></a>00330 bool_t hasPassword;
<a name="l00331"></a>00331 <a class="code" href="structStunAtrString.html">StunAtrString</a> password;
<a name="l00332"></a>00332
<a name="l00333"></a>00333 bool_t hasMessageIntegrity;
<a name="l00334"></a>00334 <a class="code" href="structStunAtrIntegrity.html">StunAtrIntegrity</a> messageIntegrity;
<a name="l00335"></a>00335
<a name="l00336"></a>00336 bool_t hasErrorCode;
<a name="l00337"></a>00337 <a class="code" href="structStunAtrError.html">StunAtrError</a> errorCode;
<a name="l00338"></a>00338
<a name="l00339"></a>00339 bool_t hasUnknownAttributes;
<a name="l00340"></a>00340 <a class="code" href="structStunAtrUnknown.html">StunAtrUnknown</a> unknownAttributes;
<a name="l00341"></a>00341
<a name="l00342"></a>00342 bool_t hasReflectedFrom;
<a name="l00343"></a>00343 <a class="code" href="structStunAtrAddress4.html">StunAtrAddress4</a> reflectedFrom;
<a name="l00344"></a>00344
<a name="l00345"></a>00345 bool_t hasRealm;
<a name="l00346"></a>00346 <a class="code" href="structStunAtrString.html">StunAtrString</a> realmName;
<a name="l00347"></a>00347
<a name="l00348"></a>00348 bool_t hasNonce;
<a name="l00349"></a>00349 <a class="code" href="structStunAtrString.html">StunAtrString</a> nonceName;
<a name="l00350"></a>00350
<a name="l00351"></a>00351 bool_t hasXorMappedAddress;
<a name="l00352"></a>00352 <a class="code" href="structStunAtrAddress4.html">StunAtrAddress4</a> xorMappedAddress;
<a name="l00353"></a>00353
<a name="l00354"></a>00354 bool_t hasSoftware;
<a name="l00355"></a>00355 <a class="code" href="structStunAtrString.html">StunAtrString</a> softwareName;
<a name="l00356"></a>00356
<a name="l00357"></a>00357 bool_t hasXorPeerAddress;
<a name="l00358"></a>00358 <a class="code" href="structStunAtrAddress4.html">StunAtrAddress4</a> xorPeerAddress;
<a name="l00359"></a>00359
<a name="l00360"></a>00360 bool_t hasXorRelayedAddress;
<a name="l00361"></a>00361 <a class="code" href="structStunAtrAddress4.html">StunAtrAddress4</a> xorRelayedAddress;
<a name="l00362"></a>00362
<a name="l00363"></a>00363 bool_t hasFingerprint;
<a name="l00364"></a>00364 <a class="code" href="structStunAtrFingerprint.html">StunAtrFingerprint</a> fingerprint;
<a name="l00365"></a>00365
<a name="l00366"></a>00366 <span class="comment">/* Turn elements */</span>
<a name="l00367"></a>00367 bool_t hasChannelNumberAttributes;
<a name="l00368"></a>00368 <a class="code" href="structTurnAtrChannelNumber.html">TurnAtrChannelNumber</a> channelNumberAttributes;
<a name="l00369"></a>00369
<a name="l00370"></a>00370 bool_t hasLifetimeAttributes;
<a name="l00371"></a>00371 <a class="code" href="structTurnAtrLifetime.html">TurnAtrLifetime</a> lifetimeAttributes;
<a name="l00372"></a>00372
<a name="l00373"></a>00373 bool_t hasData;
<a name="l00374"></a>00374 <a class="code" href="structTurnAtrData.html">TurnAtrData</a> data;
<a name="l00375"></a>00375
<a name="l00376"></a>00376 bool_t hasRequestedTransport;
<a name="l00377"></a>00377 <a class="code" href="structTurnAtrRequestedTransport.html">TurnAtrRequestedTransport</a> requestedTransport;
<a name="l00378"></a>00378
<a name="l00379"></a>00379 bool_t hasDontFragment;
<a name="l00380"></a>00380
<a name="l00381"></a>00381 bool_t hasReservationToken;
<a name="l00382"></a>00382 <a class="code" href="structTurnAtrReservationToken.html">TurnAtrReservationToken</a> reservationToken;
<a name="l00383"></a>00383
<a name="l00384"></a>00384 bool_t hasPriority;
<a name="l00385"></a>00385 <a class="code" href="structIceAtrPriority.html">IceAtrPriority</a> priority;
<a name="l00386"></a>00386
<a name="l00387"></a>00387 bool_t hasUseCandidate;
<a name="l00388"></a>00388
<a name="l00389"></a>00389 bool_t hasIceControlled;
<a name="l00390"></a>00390 <a class="code" href="structIceAtrIceControll.html">IceAtrIceControll</a> iceControlled;
<a name="l00391"></a>00391
<a name="l00392"></a>00392 bool_t hasIceControlling;
<a name="l00393"></a>00393 <a class="code" href="structIceAtrIceControll.html">IceAtrIceControll</a> iceControlling;
<a name="l00394"></a>00394 } <a class="code" href="structStunMessage.html">StunMessage</a>;
<a name="l00395"></a>00395
<a name="l00396"></a>00396
<a name="l00397"></a>00397 <span class="comment">/* Define enum with different types of NAT */</span>
<a name="l00398"></a>00398 <span class="keyword">typedef</span> <span class="keyword">enum</span>
<a name="l00399"></a>00399 {
<a name="l00400"></a>00400 StunTypeUnknown=0,
<a name="l00401"></a>00401 StunTypeOpen,
<a name="l00402"></a>00402 StunTypeConeNat,
<a name="l00403"></a>00403 StunTypeRestrictedNat,
<a name="l00404"></a>00404 StunTypePortRestrictedNat,
<a name="l00405"></a>00405 StunTypeSymNat,
<a name="l00406"></a>00406 StunTypeSymFirewall,
<a name="l00407"></a>00407 StunTypeBlocked,
<a name="l00408"></a>00408 StunTypeFailure
<a name="l00409"></a>00409 } NatType;
<a name="l00410"></a>00410
<a name="l00411"></a>00411
<a name="l00412"></a>00412 <span class="preprocessor">#define MAX_MEDIA_RELAYS 500</span>
<a name="l00413"></a>00413 <span class="preprocessor"></span><span class="preprocessor">#define MAX_RTP_MSG_SIZE 1500</span>
<a name="l00414"></a>00414 <span class="preprocessor"></span><span class="preprocessor">#define MEDIA_RELAY_TIMEOUT 3*60</span>
<a name="l00415"></a>00415 <span class="preprocessor"></span>
<a name="l00416"></a><a class="code" href="structStunMediaRelay.html">00416</a> <span class="keyword">typedef</span> <span class="keyword">struct </span>
<a name="l00417"></a>00417 {
<a name="l00418"></a>00418 <span class="keywordtype">int</span> relayPort; <span class="comment">/* media relay port */</span>
<a name="l00419"></a>00419 <span class="keywordtype">int</span> fd; <span class="comment">/* media relay file descriptor */</span>
<a name="l00420"></a>00420 <a class="code" href="structStunAddress4.html">StunAddress4</a> destination; <span class="comment">/* NAT IP:port */</span>
<a name="l00421"></a>00421 time_t expireTime; <span class="comment">/* if no activity after time, close the socket */</span>
<a name="l00422"></a>00422 } <a class="code" href="structStunMediaRelay.html">StunMediaRelay</a>;
<a name="l00423"></a>00423
<a name="l00424"></a><a class="code" href="structStunServerInfo.html">00424</a> <span class="keyword">typedef</span> <span class="keyword">struct</span>
<a name="l00425"></a>00425 {
<a name="l00426"></a>00426 <a class="code" href="structStunAddress4.html">StunAddress4</a> myAddr;
<a name="l00427"></a>00427 <a class="code" href="structStunAddress4.html">StunAddress4</a> altAddr;
<a name="l00428"></a>00428 Socket myFd;
<a name="l00429"></a>00429 Socket altPortFd;
<a name="l00430"></a>00430 Socket altIpFd;
<a name="l00431"></a>00431 Socket altIpPortFd;
<a name="l00432"></a>00432 bool_t relay; <span class="comment">/* true if media relaying is to be done */</span>
<a name="l00433"></a>00433 <a class="code" href="structStunMediaRelay.html">StunMediaRelay</a> relays[MAX_MEDIA_RELAYS];
<a name="l00434"></a>00434 } <a class="code" href="structStunServerInfo.html">StunServerInfo</a>;
<a name="l00435"></a>00435
<a name="l00436"></a>00436 <span class="keywordtype">void</span>
<a name="l00437"></a>00437 stunCalculateIntegrity_longterm(<span class="keywordtype">char</span>* hmac, <span class="keyword">const</span> <span class="keywordtype">char</span>* input, <span class="keywordtype">int</span> length,
<a name="l00438"></a>00438 <span class="keyword">const</span> <span class="keywordtype">char</span> *username, <span class="keyword">const</span> <span class="keywordtype">char</span> *realm, <span class="keyword">const</span> <span class="keywordtype">char</span> *password);
<a name="l00439"></a>00439 <span class="keywordtype">void</span>
<a name="l00440"></a>00440 stunCalculateIntegrity_shortterm(<span class="keywordtype">char</span>* hmac, <span class="keyword">const</span> <span class="keywordtype">char</span>* input, <span class="keywordtype">int</span> length, <span class="keyword">const</span> <span class="keywordtype">char</span>* key);
<a name="l00441"></a>00441 uint32_t
<a name="l00442"></a>00442 stunCalculateFingerprint(<span class="keyword">const</span> <span class="keywordtype">char</span>* input, <span class="keywordtype">int</span> length);
<a name="l00443"></a>00443
<a name="l00444"></a>00444 bool_t
<a name="l00445"></a>00445 stunParseMessage( <span class="keywordtype">char</span>* buf,
<a name="l00446"></a>00446 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> bufLen,
<a name="l00447"></a>00447 <a class="code" href="structStunMessage.html">StunMessage</a> *message);
<a name="l00448"></a>00448
<a name="l00449"></a>00449 <span class="keywordtype">void</span>
<a name="l00450"></a>00450 stunBuildReqSimple( <a class="code" href="structStunMessage.html">StunMessage</a>* msg,
<a name="l00451"></a>00451 <span class="keyword">const</span> <a class="code" href="structStunAtrString.html">StunAtrString</a> *username,
<a name="l00452"></a>00452 bool_t changePort, bool_t changeIp, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> <span class="keywordtype">id</span> );
<a name="l00453"></a>00453
<a name="l00454"></a>00454 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span>
<a name="l00455"></a>00455 stunEncodeMessage( <span class="keyword">const</span> <a class="code" href="structStunMessage.html">StunMessage</a> *message,
<a name="l00456"></a>00456 <span class="keywordtype">char</span>* buf,
<a name="l00457"></a>00457 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> bufLen,
<a name="l00458"></a>00458 <span class="keyword">const</span> <a class="code" href="structStunAtrString.html">StunAtrString</a> *password);
<a name="l00459"></a>00459
<a name="l00460"></a>00460 <span class="keywordtype">void</span>
<a name="l00461"></a>00461 stunCreateUserName(<span class="keyword">const</span> <a class="code" href="structStunAddress4.html">StunAddress4</a> *addr, <a class="code" href="structStunAtrString.html">StunAtrString</a>* username);
<a name="l00462"></a>00462
<a name="l00463"></a>00463 <span class="keywordtype">void</span>
<a name="l00464"></a>00464 stunGetUserNameAndPassword( <span class="keyword">const</span> <a class="code" href="structStunAddress4.html">StunAddress4</a> *dest,
<a name="l00465"></a>00465 <a class="code" href="structStunAtrString.html">StunAtrString</a>* username,
<a name="l00466"></a>00466 <a class="code" href="structStunAtrString.html">StunAtrString</a>* password);
<a name="l00467"></a>00467
<a name="l00468"></a>00468 <span class="keywordtype">void</span>
<a name="l00469"></a>00469 stunCreatePassword(<span class="keyword">const</span> <a class="code" href="structStunAtrString.html">StunAtrString</a> *username, <a class="code" href="structStunAtrString.html">StunAtrString</a>* password);
<a name="l00470"></a>00470
<a name="l00471"></a>00471 <span class="keywordtype">int</span>
<a name="l00472"></a>00472 stunRand(<span class="keywordtype">void</span>);
<a name="l00473"></a>00473
<a name="l00474"></a>00474 uint64_t
<a name="l00475"></a>00475 stunGetSystemTimeSecs(<span class="keywordtype">void</span>);
<a name="l00476"></a>00476
<a name="l00477"></a>00477 <span class="comment">/* find the IP address of a the specified stun server - return false is fails parse */</span>
<a name="l00478"></a>00478 bool_t
<a name="l00479"></a>00479 stunParseServerName( <span class="keyword">const</span> <span class="keywordtype">char</span>* serverName, <a class="code" href="structStunAddress4.html">StunAddress4</a> *stunServerAddr);
<a name="l00480"></a>00480
<a name="l00481"></a>00481 bool_t
<a name="l00482"></a>00482 stunParseHostName( <span class="keyword">const</span> <span class="keywordtype">char</span>* peerName,
<a name="l00483"></a>00483 uint32_t *ip,
<a name="l00484"></a>00484 uint16_t *portVal,
<a name="l00485"></a>00485 uint16_t defaultPort );
<a name="l00486"></a>00486
<a name="l00487"></a>00487 <span class="comment">/* return true if all is OK </span>
<a name="l00488"></a>00488 <span class="comment"> Create a media relay and do the STERN thing if startMediaPort is non-zero */</span>
<a name="l00489"></a>00489 bool_t
<a name="l00490"></a>00490 stunInitServer(<a class="code" href="structStunServerInfo.html">StunServerInfo</a> *info,
<a name="l00491"></a>00491 <span class="keyword">const</span> <a class="code" href="structStunAddress4.html">StunAddress4</a> *myAddr,
<a name="l00492"></a>00492 <span class="keyword">const</span> <a class="code" href="structStunAddress4.html">StunAddress4</a> *altAddr,
<a name="l00493"></a>00493 <span class="keywordtype">int</span> startMediaPort);
<a name="l00494"></a>00494
<a name="l00495"></a>00495 <span class="keywordtype">void</span>
<a name="l00496"></a>00496 stunStopServer(<a class="code" href="structStunServerInfo.html">StunServerInfo</a> *info);
<a name="l00497"></a>00497
<a name="l00498"></a>00498 <span class="comment">/* returns number of address found - take array or addres */</span>
<a name="l00499"></a>00499 <span class="keywordtype">int</span>
<a name="l00500"></a>00500 stunFindLocalInterfaces(uint32_t* addresses, <span class="keywordtype">int</span> maxSize );
<a name="l00501"></a>00501
<a name="l00502"></a>00502 <span class="keywordtype">int</span>
<a name="l00503"></a>00503 stunTest( <a class="code" href="structStunAddress4.html">StunAddress4</a> *dest, <span class="keywordtype">int</span> testNum, <a class="code" href="structStunAddress4.html">StunAddress4</a>* srcAddr, <a class="code" href="structStunAddress4.html">StunAddress4</a> *sMappedAddr, <a class="code" href="structStunAddress4.html">StunAddress4</a>* sChangedAddr);
<a name="l00504"></a>00504
<a name="l00505"></a>00505 NatType
<a name="l00506"></a>00506 stunNatType( <a class="code" href="structStunAddress4.html">StunAddress4</a> *dest,
<a name="l00507"></a>00507 bool_t* preservePort, <span class="comment">/* if set, is return for if NAT preservers ports or not */</span>
<a name="l00508"></a>00508 bool_t* hairpin , <span class="comment">/* if set, is the return for if NAT will hairpin packets */</span>
<a name="l00509"></a>00509 <span class="keywordtype">int</span> port, <span class="comment">/* port to use for the test, 0 to choose random port */</span>
<a name="l00510"></a>00510 <a class="code" href="structStunAddress4.html">StunAddress4</a>* sAddr <span class="comment">/* NIC to use */</span>
<a name="l00511"></a>00511 );
<a name="l00512"></a>00512
<a name="l00513"></a>00513 bool_t
<a name="l00514"></a>00514 stunServerProcessMsg( <span class="keywordtype">char</span>* buf,
<a name="l00515"></a>00515 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> bufLen,
<a name="l00516"></a>00516 <a class="code" href="structStunAddress4.html">StunAddress4</a> *from,
<a name="l00517"></a>00517 <a class="code" href="structStunAddress4.html">StunAddress4</a> *myAddr,
<a name="l00518"></a>00518 <a class="code" href="structStunAddress4.html">StunAddress4</a> *altAddr,
<a name="l00519"></a>00519 <a class="code" href="structStunMessage.html">StunMessage</a> *resp,
<a name="l00520"></a>00520 <a class="code" href="structStunAddress4.html">StunAddress4</a> *destination,
<a name="l00521"></a>00521 <a class="code" href="structStunAtrString.html">StunAtrString</a> *hmacPassword,
<a name="l00522"></a>00522 bool_t* changePort,
<a name="l00523"></a>00523 bool_t* changeIp);
<a name="l00524"></a>00524
<a name="l00525"></a>00525 <span class="keywordtype">int</span>
<a name="l00526"></a>00526 stunOpenSocket( <a class="code" href="structStunAddress4.html">StunAddress4</a> *dest,
<a name="l00527"></a>00527 <a class="code" href="structStunAddress4.html">StunAddress4</a>* mappedAddr,
<a name="l00528"></a>00528 <span class="keywordtype">int</span> port,
<a name="l00529"></a>00529 <a class="code" href="structStunAddress4.html">StunAddress4</a>* srcAddr);
<a name="l00530"></a>00530
<a name="l00531"></a>00531 bool_t
<a name="l00532"></a>00532 stunOpenSocketPair(<a class="code" href="structStunAddress4.html">StunAddress4</a> *dest,
<a name="l00533"></a>00533 <a class="code" href="structStunAddress4.html">StunAddress4</a>* mapAddr_rtp,
<a name="l00534"></a>00534 <a class="code" href="structStunAddress4.html">StunAddress4</a>* mapAddr_rtcp,
<a name="l00535"></a>00535 <span class="keywordtype">int</span>* fd1, <span class="keywordtype">int</span>* fd2,
<a name="l00536"></a>00536 <span class="keywordtype">int</span> srcPort, <a class="code" href="structStunAddress4.html">StunAddress4</a>* srcAddr);
<a name="l00537"></a>00537
<a name="l00538"></a>00538 bool_t
<a name="l00539"></a>00539 turnAllocateSocketPair(<a class="code" href="structStunAddress4.html">StunAddress4</a> *dest,
<a name="l00540"></a>00540 <a class="code" href="structStunAddress4.html">StunAddress4</a>* mapAddr_rtp,
<a name="l00541"></a>00541 <a class="code" href="structStunAddress4.html">StunAddress4</a>* mapAddr_rtcp,
<a name="l00542"></a>00542 <span class="keywordtype">int</span>* fd1, <span class="keywordtype">int</span>* fd2,
<a name="l00543"></a>00543 <span class="keywordtype">int</span> srcPort, <a class="code" href="structStunAddress4.html">StunAddress4</a>* srcAddr);
<a name="l00544"></a>00544
<a name="l00545"></a>00545 <span class="preprocessor">#ifdef __cplusplus</span>
<a name="l00546"></a>00546 <span class="preprocessor"></span>}
<a name="l00547"></a>00547 <span class="preprocessor">#endif</span>
<a name="l00548"></a>00548 <span class="preprocessor"></span>
<a name="l00549"></a>00549 <span class="preprocessor">#endif</span>
<a name="l00550"></a>00550 <span class="preprocessor"></span>
</pre></div></div><!-- contents -->
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