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Possible License(s): BSD-3-Clause, AGPL-1.0, GPL-2.0, Apache-2.0, JSON

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  30.       <li><a class="el" href="dir_668dee661430860db5868c2621a9c372.html">src</a>      </li>
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  31.       <li><a class="el" href="dir_12590045ec6dcd64f3c4ad499444ef83.html">underlay</a>      </li>
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  32.       <li><a class="el" href="dir_e7abd501ef2699b72177966ee598d65b.html">singlehostunderlay</a>      </li>
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  33.       <li><a class="el" href="dir_e172c4d23ca9cdab66e1c382ceb2ddaa.html">stun</a>      </li>
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  37. <div class="header">
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    39. 

  39. <h1>stun.cc</h1>  </div>
    40. 

  40. </div>
    41. 

  41. <div class="contents">
    42. 

  42. <a href="stun_8cc.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="preprocessor">#include &lt;cassert&gt;</span>
    43. 

  43. <a name="l00002"></a>00002 <span class="preprocessor">#include &lt;cstring&gt;</span>
    44. 

  44. <a name="l00003"></a>00003 <span class="preprocessor">#include &lt;iostream&gt;</span>
    45. 

  45. <a name="l00004"></a>00004 <span class="preprocessor">#include &lt;cstdlib&gt;</span>
    46. 

  46. <a name="l00005"></a>00005 <span class="preprocessor">#include &lt;errno.h&gt;</span>
    47. 

  47. <a name="l00006"></a>00006 
    48. 

  48. <a name="l00007"></a>00007 <span class="preprocessor">#ifdef WIN32</span>
    49. 

  49. <a name="l00008"></a>00008 <span class="preprocessor"></span><span class="preprocessor">#include &lt;winsock2.h&gt;</span>
    50. 

  50. <a name="l00009"></a>00009 <span class="preprocessor">#include &lt;stdlib.h&gt;</span>
    51. 

  51. <a name="l00010"></a>00010 <span class="preprocessor">#include &lt;stdio.h&gt;</span>
    52. 

  52. <a name="l00011"></a>00011 <span class="preprocessor">#include &lt;io.h&gt;</span>
    53. 

  53. <a name="l00012"></a>00012 <span class="preprocessor">#include &lt;time.h&gt;</span>
    54. 

  54. <a name="l00013"></a>00013 <span class="preprocessor">#else</span>
    55. 

  55. <a name="l00014"></a>00014 <span class="preprocessor"></span>
    56. 

  56. <a name="l00015"></a>00015 <span class="preprocessor">#include &lt;stdlib.h&gt;</span>
    57. 

  57. <a name="l00016"></a>00016 <span class="preprocessor">#include &lt;unistd.h&gt;</span>
    58. 

  58. <a name="l00017"></a>00017 <span class="preprocessor">#include &lt;string.h&gt;</span>
    59. 

  59. <a name="l00018"></a>00018 <span class="preprocessor">#include &lt;sys/ioctl.h&gt;</span>
    60. 

  60. <a name="l00019"></a>00019 <span class="preprocessor">#include &lt;sys/socket.h&gt;</span>
    61. 

  61. <a name="l00020"></a>00020 <span class="preprocessor">#include &lt;sys/time.h&gt;</span>
    62. 

  62. <a name="l00021"></a>00021 <span class="preprocessor">#include &lt;sys/types.h&gt;</span>
    63. 

  63. <a name="l00022"></a>00022 <span class="preprocessor">#include &lt;arpa/inet.h&gt;</span>
    64. 

  64. <a name="l00023"></a>00023 <span class="preprocessor">#include &lt;fcntl.h&gt;</span>
    65. 

  65. <a name="l00024"></a>00024 <span class="preprocessor">#include &lt;netdb.h&gt;</span>
    66. 

  66. <a name="l00025"></a>00025 <span class="preprocessor">#include &lt;netinet/in.h&gt;</span>
    67. 

  67. <a name="l00026"></a>00026 <span class="preprocessor">#include &lt;arpa/nameser.h&gt;</span>
    68. 

  68. <a name="l00027"></a>00027 <span class="preprocessor">#include &lt;resolv.h&gt;</span>
    69. 

  69. <a name="l00028"></a>00028 <span class="preprocessor">#include &lt;net/if.h&gt;</span>
    70. 

  70. <a name="l00029"></a>00029 
    71. 

  71. <a name="l00030"></a>00030 <span class="preprocessor">#endif</span>
    72. 

  72. <a name="l00031"></a>00031 <span class="preprocessor"></span>
    73. 

  73. <a name="l00032"></a>00032 
    74. 

  74. <a name="l00033"></a>00033 <span class="preprocessor">#if defined(__sparc__) || defined(WIN32)</span>
    75. 

  75. <a name="l00034"></a>00034 <span class="preprocessor"></span><span class="preprocessor">#define NOSSL</span>
    76. 

  76. <a name="l00035"></a>00035 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
    77. 

  77. <a name="l00036"></a><a class="code" href="stun_8cc.html#a6072c634968940fb89f70b65cf072c6a">00036</a> <span class="preprocessor"></span><span class="preprocessor">#define NOSSL</span>
    78. 

  78. <a name="l00037"></a>00037 <span class="preprocessor"></span>
    79. 

  79. <a name="l00038"></a>00038 <span class="preprocessor">#include &quot;<a class="code" href="stun__udp_8h.html">stun_udp.h</a>&quot;</span>
    80. 

  80. <a name="l00039"></a>00039 <span class="preprocessor">#include &quot;<a class="code" href="stun_8h.html">stun.h</a>&quot;</span>
    81. 

  81. <a name="l00040"></a>00040 
    82. 

  82. <a name="l00041"></a>00041 
    83. 

  83. <a name="l00042"></a>00042 <span class="keyword">using namespace </span>std;
    84. 

  84. <a name="l00043"></a>00043 
    85. 

  85. <a name="l00044"></a>00044 
    86. 

  86. <a name="l00045"></a>00045 <span class="keyword">static</span> <span class="keywordtype">void</span>
    87. 

  87. <a name="l00046"></a>00046 <a class="code" href="stun_8cc.html#afdae90956a999518a90595e783525734">computeHmac</a>(<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, <span class="keywordtype">int</span> keySize);
    88. 

  88. <a name="l00047"></a>00047 
    89. 

  89. <a name="l00048"></a>00048 <span class="keyword">static</span> <span class="keywordtype">bool</span>
    90. 

  90. <a name="l00049"></a><a class="code" href="stun_8cc.html#a16624b9ba3d6b2f1c821571fa467c544">00049</a> <a class="code" href="stun_8cc.html#a16624b9ba3d6b2f1c821571fa467c544">stunParseAtrAddress</a>( <span class="keywordtype">char</span>* body, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> hdrLen,  <a class="code" href="structStunAtrAddress4.html">StunAtrAddress4</a>&amp; result )
    91. 

  91. <a name="l00050"></a>00050 {
    92. 

  92. <a name="l00051"></a>00051    <span class="keywordflow">if</span> ( hdrLen != 8 )
    93. 

  93. <a name="l00052"></a>00052    {
    94. 

  94. <a name="l00053"></a>00053       clog &lt;&lt; <span class="stringliteral">&quot;hdrLen wrong for Address&quot;</span> &lt;&lt;endl;
    95. 

  95. <a name="l00054"></a>00054       <span class="keywordflow">return</span> <span class="keyword">false</span>;
    96. 

  96. <a name="l00055"></a>00055    }
    97. 

  97. <a name="l00056"></a>00056    result.<a class="code" href="structStunAtrAddress4.html#afe6ed0534166b0fd194b23b01ddad7b4">pad</a> = *body++;
    98. 

  98. <a name="l00057"></a>00057    result.<a class="code" href="structStunAtrAddress4.html#ab31f05e3cba900d7613bc9f226f171d0">family</a> = *body++;
    99. 

  99. <a name="l00058"></a>00058    <span class="keywordflow">if</span> (result.<a class="code" href="structStunAtrAddress4.html#ab31f05e3cba900d7613bc9f226f171d0">family</a> == <a class="code" href="stun_8h.html#ac2c7bc41e1b918c98583006fd7025bc5" title="define a structure to hold a stun address">IPv4Family</a>)
    100. 

  100. <a name="l00059"></a>00059    {
    101. 

  101. <a name="l00060"></a>00060       <a class="code" href="stun_8h.html#accc14a7c843716dfed734f3a03e8d2b6">UInt16</a> nport;
    102. 

  102. <a name="l00061"></a>00061       memcpy(&amp;nport, body, 2); body+=2;
    103. 

  103. <a name="l00062"></a>00062       result.<a class="code" href="structStunAtrAddress4.html#a80b81fdc81e96531c1fecd5b9b5125c4">ipv4</a>.<a class="code" href="structStunAddress4.html#a182b25091f39b6f1d9904a02bcbeb43b">port</a> = ntohs(nport);
    104. 

  104. <a name="l00063"></a>00063 
    105. 

  105. <a name="l00064"></a>00064       <a class="code" href="stun_8h.html#a4cd0dc7d33ac7a69204e8429ecea0f86">UInt32</a> naddr;
    106. 

  106. <a name="l00065"></a>00065       memcpy(&amp;naddr, body, 4); body+=4;
    107. 

  107. <a name="l00066"></a>00066       result.<a class="code" href="structStunAtrAddress4.html#a80b81fdc81e96531c1fecd5b9b5125c4">ipv4</a>.<a class="code" href="structStunAddress4.html#a870846bf1b2de80c031948f0795e24c6">addr</a> = ntohl(naddr);
    108. 

  108. <a name="l00067"></a>00067       <span class="keywordflow">return</span> <span class="keyword">true</span>;
    109. 

  109. <a name="l00068"></a>00068    }
    110. 

  110. <a name="l00069"></a>00069    <span class="keywordflow">else</span> <span class="keywordflow">if</span> (result.<a class="code" href="structStunAtrAddress4.html#ab31f05e3cba900d7613bc9f226f171d0">family</a> == <a class="code" href="stun_8h.html#a5da56f5efebd69e84bf5fdb74a02bf8a">IPv6Family</a>)
    111. 

  111. <a name="l00070"></a>00070    {
    112. 

  112. <a name="l00071"></a>00071       clog &lt;&lt; <span class="stringliteral">&quot;ipv6 not supported&quot;</span> &lt;&lt; endl;
    113. 

  113. <a name="l00072"></a>00072    }
    114. 

  114. <a name="l00073"></a>00073    <span class="keywordflow">else</span>
    115. 

  115. <a name="l00074"></a>00074    {
    116. 

  116. <a name="l00075"></a>00075       clog &lt;&lt; <span class="stringliteral">&quot;bad address family: &quot;</span> &lt;&lt; result.<a class="code" href="structStunAtrAddress4.html#ab31f05e3cba900d7613bc9f226f171d0">family</a> &lt;&lt; endl;
    117. 

  117. <a name="l00076"></a>00076    }
    118. 

  118. <a name="l00077"></a>00077 
    119. 

  119. <a name="l00078"></a>00078    <span class="keywordflow">return</span> <span class="keyword">false</span>;
    120. 

  120. <a name="l00079"></a>00079 }
    121. 

  121. <a name="l00080"></a>00080 
    122. 

  122. <a name="l00081"></a>00081 <span class="keyword">static</span> <span class="keywordtype">bool</span>
    123. 

  123. <a name="l00082"></a><a class="code" href="stun_8cc.html#af2f9f10bd394cb42037f1997266b978a">00082</a> <a class="code" href="stun_8cc.html#af2f9f10bd394cb42037f1997266b978a">stunParseAtrChangeRequest</a>( <span class="keywordtype">char</span>* body, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> hdrLen,  <a class="code" href="structStunAtrChangeRequest.html">StunAtrChangeRequest</a>&amp; result )
    124. 

  124. <a name="l00083"></a>00083 {
    125. 

  125. <a name="l00084"></a>00084    <span class="keywordflow">if</span> ( hdrLen != 4 )
    126. 

  126. <a name="l00085"></a>00085    {
    127. 

  127. <a name="l00086"></a>00086       clog &lt;&lt; <span class="stringliteral">&quot;hdr length = &quot;</span> &lt;&lt; hdrLen &lt;&lt; <span class="stringliteral">&quot; expecting &quot;</span> &lt;&lt; <span class="keyword">sizeof</span>(result) &lt;&lt; endl;
    128. 

  128. <a name="l00087"></a>00087 
    129. 

  129. <a name="l00088"></a>00088       clog &lt;&lt; <span class="stringliteral">&quot;Incorrect size for ChangeRequest&quot;</span> &lt;&lt; endl;
    130. 

  130. <a name="l00089"></a>00089       <span class="keywordflow">return</span> <span class="keyword">false</span>;
    131. 

  131. <a name="l00090"></a>00090    }
    132. 

  132. <a name="l00091"></a>00091    <span class="keywordflow">else</span>
    133. 

  133. <a name="l00092"></a>00092    {
    134. 

  134. <a name="l00093"></a>00093       memcpy(&amp;result.<a class="code" href="structStunAtrChangeRequest.html#adbb006a8e7cc0637d01959c8ba985c0c">value</a>, body, 4);
    135. 

  135. <a name="l00094"></a>00094       result.<a class="code" href="structStunAtrChangeRequest.html#adbb006a8e7cc0637d01959c8ba985c0c">value</a> = ntohl(result.<a class="code" href="structStunAtrChangeRequest.html#adbb006a8e7cc0637d01959c8ba985c0c">value</a>);
    136. 

  136. <a name="l00095"></a>00095       <span class="keywordflow">return</span> <span class="keyword">true</span>;
    137. 

  137. <a name="l00096"></a>00096    }
    138. 

  138. <a name="l00097"></a>00097 }
    139. 

  139. <a name="l00098"></a>00098 
    140. 

  140. <a name="l00099"></a>00099 <span class="keyword">static</span> <span class="keywordtype">bool</span>
    141. 

  141. <a name="l00100"></a><a class="code" href="stun_8cc.html#afdf35a5dc5c3d6b7109c290308e32887">00100</a> <a class="code" href="stun_8cc.html#afdf35a5dc5c3d6b7109c290308e32887">stunParseAtrError</a>( <span class="keywordtype">char</span>* body, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> hdrLen,  <a class="code" href="structStunAtrError.html">StunAtrError</a>&amp; result )
    142. 

  142. <a name="l00101"></a>00101 {
    143. 

  143. <a name="l00102"></a>00102    <span class="keywordflow">if</span> ( hdrLen &gt;= <span class="keyword">sizeof</span>(result) )
    144. 

  144. <a name="l00103"></a>00103    {
    145. 

  145. <a name="l00104"></a>00104       clog &lt;&lt; <span class="stringliteral">&quot;head on Error too large&quot;</span> &lt;&lt; endl;
    146. 

  146. <a name="l00105"></a>00105       <span class="keywordflow">return</span> <span class="keyword">false</span>;
    147. 

  147. <a name="l00106"></a>00106    }
    148. 

  148. <a name="l00107"></a>00107    <span class="keywordflow">else</span>
    149. 

  149. <a name="l00108"></a>00108    {
    150. 

  150. <a name="l00109"></a>00109       memcpy(&amp;result.<a class="code" href="structStunAtrError.html#ae2d32994bcf7387452902e139f2b652f">pad</a>, body, 2); body+=2;
    151. 

  151. <a name="l00110"></a>00110       result.<a class="code" href="structStunAtrError.html#ae2d32994bcf7387452902e139f2b652f">pad</a> = ntohs(result.<a class="code" href="structStunAtrError.html#ae2d32994bcf7387452902e139f2b652f">pad</a>);
    152. 

  152. <a name="l00111"></a>00111       result.<a class="code" href="structStunAtrError.html#aef65890aa74d342d326ea74000064be5">errorClass</a> = *body++;
    153. 

  153. <a name="l00112"></a>00112       result.<a class="code" href="structStunAtrError.html#abdee224c138f23ad06aeb97ed9d6e0fe">number</a> = *body++;
    154. 

  154. <a name="l00113"></a>00113 
    155. 

  155. <a name="l00114"></a>00114       result.<a class="code" href="structStunAtrError.html#adcac61cdac715d64ebaa78e6847e1108">sizeReason</a> = hdrLen - 4;
    156. 

  156. <a name="l00115"></a>00115       memcpy(&amp;result.<a class="code" href="structStunAtrError.html#a3bb11d3802d0bfe65a153d8a6bccd472">reason</a>, body, result.<a class="code" href="structStunAtrError.html#adcac61cdac715d64ebaa78e6847e1108">sizeReason</a>);
    157. 

  157. <a name="l00116"></a>00116       result.<a class="code" href="structStunAtrError.html#a3bb11d3802d0bfe65a153d8a6bccd472">reason</a>[result.<a class="code" href="structStunAtrError.html#adcac61cdac715d64ebaa78e6847e1108">sizeReason</a>] = 0;
    158. 

  158. <a name="l00117"></a>00117       <span class="keywordflow">return</span> <span class="keyword">true</span>;
    159. 

  159. <a name="l00118"></a>00118    }
    160. 

  160. <a name="l00119"></a>00119 }
    161. 

  161. <a name="l00120"></a>00120 
    162. 

  162. <a name="l00121"></a>00121 <span class="keyword">static</span> <span class="keywordtype">bool</span>
    163. 

  163. <a name="l00122"></a><a class="code" href="stun_8cc.html#a739d3cc61a2a1609b96d535ae74a6221">00122</a> <a class="code" href="stun_8cc.html#a739d3cc61a2a1609b96d535ae74a6221">stunParseAtrUnknown</a>( <span class="keywordtype">char</span>* body, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> hdrLen,  <a class="code" href="structStunAtrUnknown.html">StunAtrUnknown</a>&amp; result )
    164. 

  164. <a name="l00123"></a>00123 {
    165. 

  165. <a name="l00124"></a>00124    <span class="keywordflow">if</span> ( hdrLen &gt;= <span class="keyword">sizeof</span>(result) )
    166. 

  166. <a name="l00125"></a>00125    {
    167. 

  167. <a name="l00126"></a>00126       <span class="keywordflow">return</span> <span class="keyword">false</span>;
    168. 

  168. <a name="l00127"></a>00127    }
    169. 

  169. <a name="l00128"></a>00128    <span class="keywordflow">else</span>
    170. 

  170. <a name="l00129"></a>00129    {
    171. 

  171. <a name="l00130"></a>00130       <span class="keywordflow">if</span> (hdrLen % 4 != 0) <span class="keywordflow">return</span> <span class="keyword">false</span>;
    172. 

  172. <a name="l00131"></a>00131       result.<a class="code" href="structStunAtrUnknown.html#a39f2cca60b76d9476cd2a61a349e72d6">numAttributes</a> = hdrLen / 4;
    173. 

  173. <a name="l00132"></a>00132       <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i=0; i&lt;result.<a class="code" href="structStunAtrUnknown.html#a39f2cca60b76d9476cd2a61a349e72d6">numAttributes</a>; i++)
    174. 

  174. <a name="l00133"></a>00133       {
    175. 

  175. <a name="l00134"></a>00134          memcpy(&amp;result.<a class="code" href="structStunAtrUnknown.html#a2a9ac6afb38e1f951bc7cb8ec0b2a888">attrType</a>[i], body, 2); body+=2;
    176. 

  176. <a name="l00135"></a>00135          result.<a class="code" href="structStunAtrUnknown.html#a2a9ac6afb38e1f951bc7cb8ec0b2a888">attrType</a>[i] = ntohs(result.<a class="code" href="structStunAtrUnknown.html#a2a9ac6afb38e1f951bc7cb8ec0b2a888">attrType</a>[i]);
    177. 

  177. <a name="l00136"></a>00136       }
    178. 

  178. <a name="l00137"></a>00137       <span class="keywordflow">return</span> <span class="keyword">true</span>;
    179. 

  179. <a name="l00138"></a>00138    }
    180. 

  180. <a name="l00139"></a>00139 }
    181. 

  181. <a name="l00140"></a>00140 
    182. 

  182. <a name="l00141"></a>00141 
    183. 

  183. <a name="l00142"></a>00142 <span class="keyword">static</span> <span class="keywordtype">bool</span>
    184. 

  184. <a name="l00143"></a><a class="code" href="stun_8cc.html#a2c161a60854ecb6fe959dff3fe422310">00143</a> <a class="code" href="stun_8cc.html#a2c161a60854ecb6fe959dff3fe422310">stunParseAtrString</a>( <span class="keywordtype">char</span>* body, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> hdrLen,  <a class="code" href="structStunAtrString.html">StunAtrString</a>&amp; result )
    185. 

  185. <a name="l00144"></a>00144 {
    186. 

  186. <a name="l00145"></a>00145    <span class="keywordflow">if</span> ( hdrLen &gt;= <a class="code" href="stun_8h.html#ac4d86797b42c1696b7acbd715481c0b1">STUN_MAX_STRING</a> )
    187. 

  187. <a name="l00146"></a>00146    {
    188. 

  188. <a name="l00147"></a>00147       clog &lt;&lt; <span class="stringliteral">&quot;String is too large&quot;</span> &lt;&lt; endl;
    189. 

  189. <a name="l00148"></a>00148       <span class="keywordflow">return</span> <span class="keyword">false</span>;
    190. 

  190. <a name="l00149"></a>00149    }
    191. 

  191. <a name="l00150"></a>00150    <span class="keywordflow">else</span>
    192. 

  192. <a name="l00151"></a>00151    {
    193. 

  193. <a name="l00152"></a>00152       <span class="keywordflow">if</span> (hdrLen % 4 != 0)
    194. 

  194. <a name="l00153"></a>00153       {
    195. 

  195. <a name="l00154"></a>00154          clog &lt;&lt; <span class="stringliteral">&quot;Bad length string &quot;</span> &lt;&lt; hdrLen &lt;&lt; endl;
    196. 

  196. <a name="l00155"></a>00155          <span class="keywordflow">return</span> <span class="keyword">false</span>;
    197. 

  197. <a name="l00156"></a>00156       }
    198. 

  198. <a name="l00157"></a>00157 
    199. 

  199. <a name="l00158"></a>00158       result.<a class="code" href="structStunAtrString.html#aa1e288247a4ae07b170ecf956bdd48c9">sizeValue</a> = hdrLen;
    200. 

  200. <a name="l00159"></a>00159       memcpy(&amp;result.<a class="code" href="structStunAtrString.html#a609965b0f07f831423bda6aaa1b852dc">value</a>, body, hdrLen);
    201. 

  201. <a name="l00160"></a>00160       result.<a class="code" href="structStunAtrString.html#a609965b0f07f831423bda6aaa1b852dc">value</a>[hdrLen] = 0;
    202. 

  202. <a name="l00161"></a>00161       <span class="keywordflow">return</span> <span class="keyword">true</span>;
    203. 

  203. <a name="l00162"></a>00162    }
    204. 

  204. <a name="l00163"></a>00163 }
    205. 

  205. <a name="l00164"></a>00164 
    206. 

  206. <a name="l00165"></a>00165 
    207. 

  207. <a name="l00166"></a>00166 <span class="keyword">static</span> <span class="keywordtype">bool</span>
    208. 

  208. <a name="l00167"></a><a class="code" href="stun_8cc.html#a4e7e4c29e1424831e001c9ffa9b74b53">00167</a> <a class="code" href="stun_8cc.html#a4e7e4c29e1424831e001c9ffa9b74b53">stunParseAtrIntegrity</a>( <span class="keywordtype">char</span>* body, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> hdrLen,  <a class="code" href="structStunAtrIntegrity.html">StunAtrIntegrity</a>&amp; result )
    209. 

  209. <a name="l00168"></a>00168 {
    210. 

  210. <a name="l00169"></a>00169    <span class="keywordflow">if</span> ( hdrLen != 20)
    211. 

  211. <a name="l00170"></a>00170    {
    212. 

  212. <a name="l00171"></a>00171       clog &lt;&lt; <span class="stringliteral">&quot;MessageIntegrity must be 20 bytes&quot;</span> &lt;&lt; endl;
    213. 

  213. <a name="l00172"></a>00172       <span class="keywordflow">return</span> <span class="keyword">false</span>;
    214. 

  214. <a name="l00173"></a>00173    }
    215. 

  215. <a name="l00174"></a>00174    <span class="keywordflow">else</span>
    216. 

  216. <a name="l00175"></a>00175    {
    217. 

  217. <a name="l00176"></a>00176       memcpy(&amp;result.<a class="code" href="structStunAtrIntegrity.html#a584fa6b758583be87dfad5c10da9fd44">hash</a>, body, hdrLen);
    218. 

  218. <a name="l00177"></a>00177       <span class="keywordflow">return</span> <span class="keyword">true</span>;
    219. 

  219. <a name="l00178"></a>00178    }
    220. 

  220. <a name="l00179"></a>00179 }
    221. 

  221. <a name="l00180"></a>00180 
    222. 

  222. <a name="l00181"></a>00181 
    223. 

  223. <a name="l00182"></a>00182 <span class="keywordtype">bool</span>
    224. 

  224. <a name="l00183"></a><a class="code" href="stun_8h.html#a44a8d7b644cb0faa4107db47b2e06471">00183</a> <a class="code" href="stun_8cc.html#af81c30137f26a4cb158b48aa21f4f681">stunParseMessage</a>( <span class="keywordtype">char</span>* buf, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> bufLen, <a class="code" href="structStunMessage.html">StunMessage</a>&amp; msg, <span class="keywordtype">bool</span> verbose)
    225. 

  225. <a name="l00184"></a>00184 {
    226. 

  226. <a name="l00185"></a>00185    <span class="keywordflow">if</span> (verbose) clog &lt;&lt; <span class="stringliteral">&quot;Received stun message: &quot;</span> &lt;&lt; bufLen &lt;&lt; <span class="stringliteral">&quot; bytes&quot;</span> &lt;&lt; endl;
    227. 

  227. <a name="l00186"></a>00186    memset(&amp;msg, 0, <span class="keyword">sizeof</span>(msg));
    228. 

  228. <a name="l00187"></a>00187 
    229. 

  229. <a name="l00188"></a>00188    <span class="keywordflow">if</span> (<span class="keyword">sizeof</span>(<a class="code" href="structStunMsgHdr.html">StunMsgHdr</a>) &gt; bufLen)
    230. 

  230. <a name="l00189"></a>00189    {
    231. 

  231. <a name="l00190"></a>00190       clog &lt;&lt; <span class="stringliteral">&quot;Bad message&quot;</span> &lt;&lt; endl;
    232. 

  232. <a name="l00191"></a>00191       <span class="keywordflow">return</span> <span class="keyword">false</span>;
    233. 

  233. <a name="l00192"></a>00192    }
    234. 

  234. <a name="l00193"></a>00193 
    235. 

  235. <a name="l00194"></a>00194    memcpy(&amp;msg.<a class="code" href="structStunMessage.html#a4928bac8dd595927e7ebab4610f316f6">msgHdr</a>, buf, <span class="keyword">sizeof</span>(<a class="code" href="structStunMsgHdr.html">StunMsgHdr</a>));
    236. 

  236. <a name="l00195"></a>00195    msg.<a class="code" href="structStunMessage.html#a4928bac8dd595927e7ebab4610f316f6">msgHdr</a>.<a class="code" href="structStunMsgHdr.html#a7cc96e6cbb87582e56f298eb891c43e2">msgType</a> = ntohs(msg.<a class="code" href="structStunMessage.html#a4928bac8dd595927e7ebab4610f316f6">msgHdr</a>.<a class="code" href="structStunMsgHdr.html#a7cc96e6cbb87582e56f298eb891c43e2">msgType</a>);
    237. 

  237. <a name="l00196"></a>00196    msg.<a class="code" href="structStunMessage.html#a4928bac8dd595927e7ebab4610f316f6">msgHdr</a>.<a class="code" href="structStunMsgHdr.html#a619e2158af7fd1b3de12b88899a7c5dd">msgLength</a> = ntohs(msg.<a class="code" href="structStunMessage.html#a4928bac8dd595927e7ebab4610f316f6">msgHdr</a>.<a class="code" href="structStunMsgHdr.html#a619e2158af7fd1b3de12b88899a7c5dd">msgLength</a>);
    238. 

  238. <a name="l00197"></a>00197 
    239. 

  239. <a name="l00198"></a>00198    <span class="keywordflow">if</span> (msg.<a class="code" href="structStunMessage.html#a4928bac8dd595927e7ebab4610f316f6">msgHdr</a>.<a class="code" href="structStunMsgHdr.html#a619e2158af7fd1b3de12b88899a7c5dd">msgLength</a> + <span class="keyword">sizeof</span>(<a class="code" href="structStunMsgHdr.html">StunMsgHdr</a>) != bufLen)
    240. 

  240. <a name="l00199"></a>00199    {
    241. 

  241. <a name="l00200"></a>00200       clog &lt;&lt; <span class="stringliteral">&quot;Message header length doesn&#39;t match message size: &quot;</span>
    242. 

  242. <a name="l00201"></a>00201            &lt;&lt; msg.<a class="code" href="structStunMessage.html#a4928bac8dd595927e7ebab4610f316f6">msgHdr</a>.<a class="code" href="structStunMsgHdr.html#a619e2158af7fd1b3de12b88899a7c5dd">msgLength</a> &lt;&lt; <span class="stringliteral">&quot; - &quot;</span> &lt;&lt; bufLen &lt;&lt; endl;
    243. 

  243. <a name="l00202"></a>00202       <span class="keywordflow">return</span> <span class="keyword">false</span>;
    244. 

  244. <a name="l00203"></a>00203    }
    245. 

  245. <a name="l00204"></a>00204 
    246. 

  246. <a name="l00205"></a>00205    <span class="keywordtype">char</span>* body = buf + <span class="keyword">sizeof</span>(<a class="code" href="structStunMsgHdr.html">StunMsgHdr</a>);
    247. 

  247. <a name="l00206"></a>00206    <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> size = msg.<a class="code" href="structStunMessage.html#a4928bac8dd595927e7ebab4610f316f6">msgHdr</a>.<a class="code" href="structStunMsgHdr.html#a619e2158af7fd1b3de12b88899a7c5dd">msgLength</a>;
    248. 

  248. <a name="l00207"></a>00207 
    249. 

  249. <a name="l00208"></a>00208    <span class="comment">//clog &lt;&lt; &quot;bytes after header = &quot; &lt;&lt; size &lt;&lt; endl;</span>
    250. 

  250. <a name="l00209"></a>00209 
    251. 

  251. <a name="l00210"></a>00210    <span class="keywordflow">while</span> ( size &gt; 0 )
    252. 

  252. <a name="l00211"></a>00211    {
    253. 

  253. <a name="l00212"></a>00212       <span class="comment">// !jf! should check that there are enough bytes left in the buffer</span>
    254. 

  254. <a name="l00213"></a>00213 
    255. 

  255. <a name="l00214"></a>00214       <a class="code" href="structStunAtrHdr.html">StunAtrHdr</a>* attr = <span class="keyword">reinterpret_cast&lt;</span><a class="code" href="structStunAtrHdr.html">StunAtrHdr</a>*<span class="keyword">&gt;</span>(body);
    256. 

  256. <a name="l00215"></a>00215 
    257. 

  257. <a name="l00216"></a>00216       <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> attrLen = ntohs(attr-&gt;<a class="code" href="structStunAtrHdr.html#a979c6bd5a4c93128cc316bef605191f5">length</a>);
    258. 

  258. <a name="l00217"></a>00217       <span class="keywordtype">int</span> atrType = ntohs(attr-&gt;<a class="code" href="structStunAtrHdr.html#a303835ac7916984e097587ad499b568e">type</a>);
    259. 

  259. <a name="l00218"></a>00218 
    260. 

  260. <a name="l00219"></a>00219       <span class="comment">//if (verbose) clog &lt;&lt; &quot;Found attribute type=&quot; &lt;&lt; AttrNames[atrType] &lt;&lt; &quot; length=&quot; &lt;&lt; attrLen &lt;&lt; endl;</span>
    261. 

  261. <a name="l00220"></a>00220       <span class="keywordflow">if</span> ( attrLen+4 &gt; size )
    262. 

  262. <a name="l00221"></a>00221       {
    263. 

  263. <a name="l00222"></a>00222          clog &lt;&lt; <span class="stringliteral">&quot;claims attribute is larger than size of message &quot;</span>
    264. 

  264. <a name="l00223"></a>00223               &lt;&lt;<span class="stringliteral">&quot;(attribute type=&quot;</span>&lt;&lt;atrType&lt;&lt;<span class="stringliteral">&quot;)&quot;</span>&lt;&lt; endl;
    265. 

  265. <a name="l00224"></a>00224          <span class="keywordflow">return</span> <span class="keyword">false</span>;
    266. 

  266. <a name="l00225"></a>00225       }
    267. 

  267. <a name="l00226"></a>00226 
    268. 

  268. <a name="l00227"></a>00227       body += 4; <span class="comment">// skip the length and type in attribute header</span>
    269. 

  269. <a name="l00228"></a>00228       size -= 4;
    270. 

  270. <a name="l00229"></a>00229 
    271. 

  271. <a name="l00230"></a>00230       <span class="keywordflow">switch</span> ( atrType )
    272. 

  272. <a name="l00231"></a>00231       {
    273. 

  273. <a name="l00232"></a>00232          <span class="keywordflow">case</span> <a class="code" href="stun_8h.html#a2479ede510923cc5e8a0c2da5558acc3">MappedAddress</a>:
    274. 

  274. <a name="l00233"></a>00233             msg.<a class="code" href="structStunMessage.html#a605889708c9696c60f1284b3c486ca18">hasMappedAddress</a> = <span class="keyword">true</span>;
    275. 

  275. <a name="l00234"></a>00234             <span class="keywordflow">if</span> ( <a class="code" href="stun_8cc.html#a16624b9ba3d6b2f1c821571fa467c544">stunParseAtrAddress</a>(  body,  attrLen,  msg.<a class="code" href="structStunMessage.html#a7c354e1ca2aae9d180c98e6b12ba879c">mappedAddress</a> )== <span class="keyword">false</span> )
    276. 

  276. <a name="l00235"></a>00235             {
    277. 

  277. <a name="l00236"></a>00236                clog &lt;&lt; <span class="stringliteral">&quot;problem parsing MappedAddress&quot;</span> &lt;&lt; endl;
    278. 

  278. <a name="l00237"></a>00237                <span class="keywordflow">return</span> <span class="keyword">false</span>;
    279. 

  279. <a name="l00238"></a>00238             }
    280. 

  280. <a name="l00239"></a>00239             <span class="keywordflow">else</span>
    281. 

  281. <a name="l00240"></a>00240             {
    282. 

  282. <a name="l00241"></a>00241                <span class="keywordflow">if</span> (verbose) clog &lt;&lt; <span class="stringliteral">&quot;MappedAddress = &quot;</span> &lt;&lt; msg.<a class="code" href="structStunMessage.html#a7c354e1ca2aae9d180c98e6b12ba879c">mappedAddress</a>.<a class="code" href="structStunAtrAddress4.html#a80b81fdc81e96531c1fecd5b9b5125c4">ipv4</a> &lt;&lt; endl;
    283. 

  283. <a name="l00242"></a>00242             }
    284. 

  284. <a name="l00243"></a>00243 
    285. 

  285. <a name="l00244"></a>00244             <span class="keywordflow">break</span>;
    286. 

  286. <a name="l00245"></a>00245 
    287. 

  287. <a name="l00246"></a>00246          <span class="keywordflow">case</span> <a class="code" href="stun_8h.html#a91ab7c5c3d71a86a77679d0d2786fae8">ResponseAddress</a>:
    288. 

  288. <a name="l00247"></a>00247             msg.<a class="code" href="structStunMessage.html#ab7926e7d5ceb2d9c3337439ec89ec87d">hasResponseAddress</a> = <span class="keyword">true</span>;
    289. 

  289. <a name="l00248"></a>00248             <span class="keywordflow">if</span> ( <a class="code" href="stun_8cc.html#a16624b9ba3d6b2f1c821571fa467c544">stunParseAtrAddress</a>(  body,  attrLen,  msg.<a class="code" href="structStunMessage.html#adb06537683f153438687995e8d1783c6">responseAddress</a> )== <span class="keyword">false</span> )
    290. 

  290. <a name="l00249"></a>00249             {
    291. 

  291. <a name="l00250"></a>00250                clog &lt;&lt; <span class="stringliteral">&quot;problem parsing ResponseAddress&quot;</span> &lt;&lt; endl;
    292. 

  292. <a name="l00251"></a>00251                <span class="keywordflow">return</span> <span class="keyword">false</span>;
    293. 

  293. <a name="l00252"></a>00252             }
    294. 

  294. <a name="l00253"></a>00253             <span class="keywordflow">else</span>
    295. 

  295. <a name="l00254"></a>00254             {
    296. 

  296. <a name="l00255"></a>00255                <span class="keywordflow">if</span> (verbose) clog &lt;&lt; <span class="stringliteral">&quot;ResponseAddress = &quot;</span> &lt;&lt; msg.<a class="code" href="structStunMessage.html#adb06537683f153438687995e8d1783c6">responseAddress</a>.<a class="code" href="structStunAtrAddress4.html#a80b81fdc81e96531c1fecd5b9b5125c4">ipv4</a> &lt;&lt; endl;
    297. 

  297. <a name="l00256"></a>00256             }
    298. 

  298. <a name="l00257"></a>00257             <span class="keywordflow">break</span>;
    299. 

  299. <a name="l00258"></a>00258 
    300. 

  300. <a name="l00259"></a>00259          <span class="keywordflow">case</span> <a class="code" href="stun_8h.html#a6183c3f6e20ddc5bf9acd531d37c4b08">ChangeRequest</a>:
    301. 

  301. <a name="l00260"></a>00260             msg.<a class="code" href="structStunMessage.html#a0fe2488f060fe65507c9a58bbb66899f">hasChangeRequest</a> = <span class="keyword">true</span>;
    302. 

  302. <a name="l00261"></a>00261             <span class="keywordflow">if</span> (<a class="code" href="stun_8cc.html#af2f9f10bd394cb42037f1997266b978a">stunParseAtrChangeRequest</a>( body, attrLen, msg.<a class="code" href="structStunMessage.html#a65e5de40376764ea12d96f5b5ebe2c29">changeRequest</a>) == <span class="keyword">false</span>)
    303. 

  303. <a name="l00262"></a>00262             {
    304. 

  304. <a name="l00263"></a>00263                clog &lt;&lt; <span class="stringliteral">&quot;problem parsing ChangeRequest&quot;</span> &lt;&lt; endl;
    305. 

  305. <a name="l00264"></a>00264                <span class="keywordflow">return</span> <span class="keyword">false</span>;
    306. 

  306. <a name="l00265"></a>00265             }
    307. 

  307. <a name="l00266"></a>00266             <span class="keywordflow">else</span>
    308. 

  308. <a name="l00267"></a>00267             {
    309. 

  309. <a name="l00268"></a>00268                <span class="keywordflow">if</span> (verbose) clog &lt;&lt; <span class="stringliteral">&quot;ChangeRequest = &quot;</span> &lt;&lt; msg.<a class="code" href="structStunMessage.html#a65e5de40376764ea12d96f5b5ebe2c29">changeRequest</a>.<a class="code" href="structStunAtrChangeRequest.html#adbb006a8e7cc0637d01959c8ba985c0c">value</a> &lt;&lt; endl;
    310. 

  310. <a name="l00269"></a>00269             }
    311. 

  311. <a name="l00270"></a>00270             <span class="keywordflow">break</span>;
    312. 

  312. <a name="l00271"></a>00271 
    313. 

  313. <a name="l00272"></a>00272          <span class="keywordflow">case</span> <a class="code" href="stun_8h.html#ab2b81c4c09625b39c5a1d57ee2b460a4">SourceAddress</a>:
    314. 

  314. <a name="l00273"></a>00273             msg.<a class="code" href="structStunMessage.html#a5feb7431931118218d78642c4a7c83db">hasSourceAddress</a> = <span class="keyword">true</span>;
    315. 

  315. <a name="l00274"></a>00274             <span class="keywordflow">if</span> ( <a class="code" href="stun_8cc.html#a16624b9ba3d6b2f1c821571fa467c544">stunParseAtrAddress</a>(  body,  attrLen,  msg.<a class="code" href="structStunMessage.html#ab7203fc2e5a8b1248c9e14ce6e6ec313">sourceAddress</a> )== <span class="keyword">false</span> )
    316. 

  316. <a name="l00275"></a>00275             {
    317. 

  317. <a name="l00276"></a>00276                clog &lt;&lt; <span class="stringliteral">&quot;problem parsing SourceAddress&quot;</span> &lt;&lt; endl;
    318. 

  318. <a name="l00277"></a>00277                <span class="keywordflow">return</span> <span class="keyword">false</span>;
    319. 

  319. <a name="l00278"></a>00278             }
    320. 

  320. <a name="l00279"></a>00279             <span class="keywordflow">else</span>
    321. 

  321. <a name="l00280"></a>00280             {
    322. 

  322. <a name="l00281"></a>00281                <span class="keywordflow">if</span> (verbose) clog &lt;&lt; <span class="stringliteral">&quot;SourceAddress = &quot;</span> &lt;&lt; msg.<a class="code" href="structStunMessage.html#ab7203fc2e5a8b1248c9e14ce6e6ec313">sourceAddress</a>.<a class="code" href="structStunAtrAddress4.html#a80b81fdc81e96531c1fecd5b9b5125c4">ipv4</a> &lt;&lt; endl;
    323. 

  323. <a name="l00282"></a>00282             }
    324. 

  324. <a name="l00283"></a>00283             <span class="keywordflow">break</span>;
    325. 

  325. <a name="l00284"></a>00284 
    326. 

  326. <a name="l00285"></a>00285          <span class="keywordflow">case</span> <a class="code" href="stun_8h.html#a930a1eeda1f0620132bfdea315e711f7">ChangedAddress</a>:
    327. 

  327. <a name="l00286"></a>00286             msg.<a class="code" href="structStunMessage.html#a4d3036e012cce04e6be670898f4e24eb">hasChangedAddress</a> = <span class="keyword">true</span>;
    328. 

  328. <a name="l00287"></a>00287             <span class="keywordflow">if</span> ( <a class="code" href="stun_8cc.html#a16624b9ba3d6b2f1c821571fa467c544">stunParseAtrAddress</a>(  body,  attrLen,  msg.<a class="code" href="structStunMessage.html#ac240bd9424c010b74411679f1813a705">changedAddress</a> )== <span class="keyword">false</span> )
    329. 

  329. <a name="l00288"></a>00288             {
    330. 

  330. <a name="l00289"></a>00289                clog &lt;&lt; <span class="stringliteral">&quot;problem parsing ChangedAddress&quot;</span> &lt;&lt; endl;
    331. 

  331. <a name="l00290"></a>00290                <span class="keywordflow">return</span> <span class="keyword">false</span>;
    332. 

  332. <a name="l00291"></a>00291             }
    333. 

  333. <a name="l00292"></a>00292             <span class="keywordflow">else</span>
    334. 

  334. <a name="l00293"></a>00293             {
    335. 

  335. <a name="l00294"></a>00294                <span class="keywordflow">if</span> (verbose) clog &lt;&lt; <span class="stringliteral">&quot;ChangedAddress = &quot;</span> &lt;&lt; msg.<a class="code" href="structStunMessage.html#ac240bd9424c010b74411679f1813a705">changedAddress</a>.<a class="code" href="structStunAtrAddress4.html#a80b81fdc81e96531c1fecd5b9b5125c4">ipv4</a> &lt;&lt; endl;
    336. 

  336. <a name="l00295"></a>00295             }
    337. 

  337. <a name="l00296"></a>00296             <span class="keywordflow">break</span>;
    338. 

  338. <a name="l00297"></a>00297 
    339. 

  339. <a name="l00298"></a>00298          <span class="keywordflow">case</span> <a class="code" href="stun_8h.html#a0845232ed07b469d1262348e1618b962">Username</a>:
    340. 

  340. <a name="l00299"></a>00299             msg.<a class="code" href="structStunMessage.html#a2a22a4f1560b25fcf5247647885bab3c">hasUsername</a> = <span class="keyword">true</span>;
    341. 

  341. <a name="l00300"></a>00300             <span class="keywordflow">if</span> (<a class="code" href="stun_8cc.html#a2c161a60854ecb6fe959dff3fe422310">stunParseAtrString</a>( body, attrLen, msg.<a class="code" href="structStunMessage.html#ab5c364c8f9339a6d4f314ce3819ed1fd">username</a>) == <span class="keyword">false</span>)
    342. 

  342. <a name="l00301"></a>00301             {
    343. 

  343. <a name="l00302"></a>00302                clog &lt;&lt; <span class="stringliteral">&quot;problem parsing Username&quot;</span> &lt;&lt; endl;
    344. 

  344. <a name="l00303"></a>00303                <span class="keywordflow">return</span> <span class="keyword">false</span>;
    345. 

  345. <a name="l00304"></a>00304             }
    346. 

  346. <a name="l00305"></a>00305             <span class="keywordflow">else</span>
    347. 

  347. <a name="l00306"></a>00306             {
    348. 

  348. <a name="l00307"></a>00307                <span class="keywordflow">if</span> (verbose) clog &lt;&lt; <span class="stringliteral">&quot;Username = &quot;</span> &lt;&lt; msg.<a class="code" href="structStunMessage.html#ab5c364c8f9339a6d4f314ce3819ed1fd">username</a>.<a class="code" href="structStunAtrString.html#a609965b0f07f831423bda6aaa1b852dc">value</a> &lt;&lt; endl;
    349. 

  349. <a name="l00308"></a>00308             }
    350. 

  350. <a name="l00309"></a>00309 
    351. 

  351. <a name="l00310"></a>00310             <span class="keywordflow">break</span>;
    352. 

  352. <a name="l00311"></a>00311 
    353. 

  353. <a name="l00312"></a>00312          <span class="keywordflow">case</span> <a class="code" href="stun_8h.html#a1741d36983135a1f2eefa1b1473956a2">Password</a>:
    354. 

  354. <a name="l00313"></a>00313             msg.<a class="code" href="structStunMessage.html#ac09b6e5f081db9f5ec2c1a4532676366">hasPassword</a> = <span class="keyword">true</span>;
    355. 

  355. <a name="l00314"></a>00314             <span class="keywordflow">if</span> (<a class="code" href="stun_8cc.html#a2c161a60854ecb6fe959dff3fe422310">stunParseAtrString</a>( body, attrLen, msg.<a class="code" href="structStunMessage.html#aa15cab0d5b2a9a044895e81d527c1b68">password</a>) == <span class="keyword">false</span>)
    356. 

  356. <a name="l00315"></a>00315             {
    357. 

  357. <a name="l00316"></a>00316                clog &lt;&lt; <span class="stringliteral">&quot;problem parsing Password&quot;</span> &lt;&lt; endl;
    358. 

  358. <a name="l00317"></a>00317                <span class="keywordflow">return</span> <span class="keyword">false</span>;
    359. 

  359. <a name="l00318"></a>00318             }
    360. 

  360. <a name="l00319"></a>00319             <span class="keywordflow">else</span>
    361. 

  361. <a name="l00320"></a>00320             {
    362. 

  362. <a name="l00321"></a>00321                <span class="keywordflow">if</span> (verbose) clog &lt;&lt; <span class="stringliteral">&quot;Password = &quot;</span> &lt;&lt; msg.<a class="code" href="structStunMessage.html#aa15cab0d5b2a9a044895e81d527c1b68">password</a>.<a class="code" href="structStunAtrString.html#a609965b0f07f831423bda6aaa1b852dc">value</a> &lt;&lt; endl;
    363. 

  363. <a name="l00322"></a>00322             }
    364. 

  364. <a name="l00323"></a>00323             <span class="keywordflow">break</span>;
    365. 

  365. <a name="l00324"></a>00324 
    366. 

  366. <a name="l00325"></a>00325          <span class="keywordflow">case</span> <a class="code" href="stun_8h.html#a0371caac677f72f19ea073dd152197f0">MessageIntegrity</a>:
    367. 

  367. <a name="l00326"></a>00326             msg.<a class="code" href="structStunMessage.html#a2a47413181e29d0de7063d4bfa6609ff">hasMessageIntegrity</a> = <span class="keyword">true</span>;
    368. 

  368. <a name="l00327"></a>00327             <span class="keywordflow">if</span> (<a class="code" href="stun_8cc.html#a4e7e4c29e1424831e001c9ffa9b74b53">stunParseAtrIntegrity</a>( body, attrLen, msg.<a class="code" href="structStunMessage.html#a1b2c965443dc78688973c049713072d0">messageIntegrity</a>) == <span class="keyword">false</span>)
    369. 

  369. <a name="l00328"></a>00328             {
    370. 

  370. <a name="l00329"></a>00329                clog &lt;&lt; <span class="stringliteral">&quot;problem parsing MessageIntegrity&quot;</span> &lt;&lt; endl;
    371. 

  371. <a name="l00330"></a>00330                <span class="keywordflow">return</span> <span class="keyword">false</span>;
    372. 

  372. <a name="l00331"></a>00331             }
    373. 

  373. <a name="l00332"></a>00332             <span class="keywordflow">else</span>
    374. 

  374. <a name="l00333"></a>00333             {
    375. 

  375. <a name="l00334"></a>00334                <span class="comment">//if (verbose) clog &lt;&lt; &quot;MessageIntegrity = &quot; &lt;&lt; msg.messageIntegrity.hash &lt;&lt; endl;</span>
    376. 

  376. <a name="l00335"></a>00335             }
    377. 

  377. <a name="l00336"></a>00336 
    378. 

  378. <a name="l00337"></a>00337             <span class="comment">// read the current HMAC</span>
    379. 

  379. <a name="l00338"></a>00338             <span class="comment">// look up the password given the user of given the transaction id</span>
    380. 

  380. <a name="l00339"></a>00339             <span class="comment">// compute the HMAC on the buffer</span>
    381. 

  381. <a name="l00340"></a>00340             <span class="comment">// decide if they match or not</span>
    382. 

  382. <a name="l00341"></a>00341             <span class="keywordflow">break</span>;
    383. 

  383. <a name="l00342"></a>00342 
    384. 

  384. <a name="l00343"></a>00343          <span class="keywordflow">case</span> <a class="code" href="stun_8h.html#a750ec1534b2aebc05c90b9e6fe9532c7">ErrorCode</a>:
    385. 

  385. <a name="l00344"></a>00344             msg.<a class="code" href="structStunMessage.html#afe66349979726d392fa4f0c9c84ebedf">hasErrorCode</a> = <span class="keyword">true</span>;
    386. 

  386. <a name="l00345"></a>00345             <span class="keywordflow">if</span> (<a class="code" href="stun_8cc.html#afdf35a5dc5c3d6b7109c290308e32887">stunParseAtrError</a>(body, attrLen, msg.<a class="code" href="structStunMessage.html#a8e6a7183381efea4e4a92e2b4e8bba6a">errorCode</a>) == <span class="keyword">false</span>)
    387. 

  387. <a name="l00346"></a>00346             {
    388. 

  388. <a name="l00347"></a>00347                clog &lt;&lt; <span class="stringliteral">&quot;problem parsing ErrorCode&quot;</span> &lt;&lt; endl;
    389. 

  389. <a name="l00348"></a>00348                <span class="keywordflow">return</span> <span class="keyword">false</span>;
    390. 

  390. <a name="l00349"></a>00349             }
    391. 

  391. <a name="l00350"></a>00350             <span class="keywordflow">else</span>
    392. 

  392. <a name="l00351"></a>00351             {
    393. 

  393. <a name="l00352"></a>00352                <span class="keywordflow">if</span> (verbose) clog &lt;&lt; <span class="stringliteral">&quot;ErrorCode = &quot;</span> &lt;&lt; int(msg.<a class="code" href="structStunMessage.html#a8e6a7183381efea4e4a92e2b4e8bba6a">errorCode</a>.<a class="code" href="structStunAtrError.html#aef65890aa74d342d326ea74000064be5">errorClass</a>)
    394. 

  394. <a name="l00353"></a>00353                                  &lt;&lt; <span class="stringliteral">&quot; &quot;</span> &lt;&lt; int(msg.<a class="code" href="structStunMessage.html#a8e6a7183381efea4e4a92e2b4e8bba6a">errorCode</a>.<a class="code" href="structStunAtrError.html#abdee224c138f23ad06aeb97ed9d6e0fe">number</a>)
    395. 

  395. <a name="l00354"></a>00354                                  &lt;&lt; <span class="stringliteral">&quot; &quot;</span> &lt;&lt; msg.<a class="code" href="structStunMessage.html#a8e6a7183381efea4e4a92e2b4e8bba6a">errorCode</a>.<a class="code" href="structStunAtrError.html#a3bb11d3802d0bfe65a153d8a6bccd472">reason</a> &lt;&lt; endl;
    396. 

  396. <a name="l00355"></a>00355             }
    397. 

  397. <a name="l00356"></a>00356 
    398. 

  398. <a name="l00357"></a>00357             <span class="keywordflow">break</span>;
    399. 

  399. <a name="l00358"></a>00358 
    400. 

  400. <a name="l00359"></a>00359          <span class="keywordflow">case</span> <a class="code" href="stun_8h.html#ac5d0f4ecd6bc741747a3ff79b6e5a96c">UnknownAttribute</a>:
    401. 

  401. <a name="l00360"></a>00360             msg.<a class="code" href="structStunMessage.html#a29507d464e9900ced2ce92c75bb158a4">hasUnknownAttributes</a> = <span class="keyword">true</span>;
    402. 

  402. <a name="l00361"></a>00361             <span class="keywordflow">if</span> (<a class="code" href="stun_8cc.html#a739d3cc61a2a1609b96d535ae74a6221">stunParseAtrUnknown</a>(body, attrLen, msg.<a class="code" href="structStunMessage.html#a40311e31449afb24c3e40db8c8fc6911">unknownAttributes</a>) == <span class="keyword">false</span>)
    403. 

  403. <a name="l00362"></a>00362             {
    404. 

  404. <a name="l00363"></a>00363                clog &lt;&lt; <span class="stringliteral">&quot;problem parsing UnknownAttribute&quot;</span> &lt;&lt; endl;
    405. 

  405. <a name="l00364"></a>00364                <span class="keywordflow">return</span> <span class="keyword">false</span>;
    406. 

  406. <a name="l00365"></a>00365             }
    407. 

  407. <a name="l00366"></a>00366             <span class="keywordflow">break</span>;
    408. 

  408. <a name="l00367"></a>00367 
    409. 

  409. <a name="l00368"></a>00368          <span class="keywordflow">case</span> <a class="code" href="stun_8h.html#a11d1c4b717d340b20582ac7dead1cd49">ReflectedFrom</a>:
    410. 

  410. <a name="l00369"></a>00369             msg.<a class="code" href="structStunMessage.html#ab88124a21ca8562a44a696ed4b39fa4f">hasReflectedFrom</a> = <span class="keyword">true</span>;
    411. 

  411. <a name="l00370"></a>00370             <span class="keywordflow">if</span> ( <a class="code" href="stun_8cc.html#a16624b9ba3d6b2f1c821571fa467c544">stunParseAtrAddress</a>(  body,  attrLen,  msg.<a class="code" href="structStunMessage.html#ab80a59189b1b938698339f788417f32b">reflectedFrom</a> ) == <span class="keyword">false</span> )
    412. 

  412. <a name="l00371"></a>00371             {
    413. 

  413. <a name="l00372"></a>00372                clog &lt;&lt; <span class="stringliteral">&quot;problem parsing ReflectedFrom&quot;</span> &lt;&lt; endl;
    414. 

  414. <a name="l00373"></a>00373                <span class="keywordflow">return</span> <span class="keyword">false</span>;
    415. 

  415. <a name="l00374"></a>00374             }
    416. 

  416. <a name="l00375"></a>00375             <span class="keywordflow">break</span>;
    417. 

  417. <a name="l00376"></a>00376 
    418. 

  418. <a name="l00377"></a>00377          <span class="keywordflow">case</span> <a class="code" href="stun_8h.html#afd742381f8d8131e21dac399b8a26c3a">XorMappedAddress</a>:
    419. 

  419. <a name="l00378"></a>00378             msg.<a class="code" href="structStunMessage.html#a8e149870681eebee0a55b0f630c89471">hasXorMappedAddress</a> = <span class="keyword">true</span>;
    420. 

  420. <a name="l00379"></a>00379             <span class="keywordflow">if</span> ( <a class="code" href="stun_8cc.html#a16624b9ba3d6b2f1c821571fa467c544">stunParseAtrAddress</a>(  body,  attrLen,  msg.<a class="code" href="structStunMessage.html#a2ef5db0ff5bd395800262b8b9d49b6bb">xorMappedAddress</a> ) == <span class="keyword">false</span> )
    421. 

  421. <a name="l00380"></a>00380             {
    422. 

  422. <a name="l00381"></a>00381                clog &lt;&lt; <span class="stringliteral">&quot;problem parsing XorMappedAddress&quot;</span> &lt;&lt; endl;
    423. 

  423. <a name="l00382"></a>00382                <span class="keywordflow">return</span> <span class="keyword">false</span>;
    424. 

  424. <a name="l00383"></a>00383             }
    425. 

  425. <a name="l00384"></a>00384             <span class="keywordflow">else</span>
    426. 

  426. <a name="l00385"></a>00385             {
    427. 

  427. <a name="l00386"></a>00386                <span class="keywordflow">if</span> (verbose) clog &lt;&lt; <span class="stringliteral">&quot;XorMappedAddress = &quot;</span> &lt;&lt; msg.<a class="code" href="structStunMessage.html#a7c354e1ca2aae9d180c98e6b12ba879c">mappedAddress</a>.<a class="code" href="structStunAtrAddress4.html#a80b81fdc81e96531c1fecd5b9b5125c4">ipv4</a> &lt;&lt; endl;
    428. 

  428. <a name="l00387"></a>00387             }
    429. 

  429. <a name="l00388"></a>00388             <span class="keywordflow">break</span>;
    430. 

  430. <a name="l00389"></a>00389 
    431. 

  431. <a name="l00390"></a>00390          <span class="keywordflow">case</span> <a class="code" href="stun_8h.html#a615f23f67cf9c716c91fa445e272da3c">XorOnly</a>:
    432. 

  432. <a name="l00391"></a>00391             msg.<a class="code" href="structStunMessage.html#ad2d3b64955956272841f656fe354aa18">xorOnly</a> = <span class="keyword">true</span>;
    433. 

  433. <a name="l00392"></a>00392             <span class="keywordflow">if</span> (verbose)
    434. 

  434. <a name="l00393"></a>00393             {
    435. 

  435. <a name="l00394"></a>00394                clog &lt;&lt; <span class="stringliteral">&quot;xorOnly = true&quot;</span> &lt;&lt; endl;
    436. 

  436. <a name="l00395"></a>00395             }
    437. 

  437. <a name="l00396"></a>00396             <span class="keywordflow">break</span>;
    438. 

  438. <a name="l00397"></a>00397 
    439. 

  439. <a name="l00398"></a>00398          <span class="keywordflow">case</span> <a class="code" href="stun_8h.html#a53f47b517798fa3e1b64313d04168ea2">ServerName</a>:
    440. 

  440. <a name="l00399"></a>00399             msg.<a class="code" href="structStunMessage.html#afcf544b5b0663edad215525b8bcd67df">hasServerName</a> = <span class="keyword">true</span>;
    441. 

  441. <a name="l00400"></a>00400             <span class="keywordflow">if</span> (<a class="code" href="stun_8cc.html#a2c161a60854ecb6fe959dff3fe422310">stunParseAtrString</a>( body, attrLen, msg.<a class="code" href="structStunMessage.html#a1998c160a79020e146957c14ae1add11">serverName</a>) == <span class="keyword">false</span>)
    442. 

  442. <a name="l00401"></a>00401             {
    443. 

  443. <a name="l00402"></a>00402                clog &lt;&lt; <span class="stringliteral">&quot;problem parsing ServerName&quot;</span> &lt;&lt; endl;
    444. 

  444. <a name="l00403"></a>00403                <span class="keywordflow">return</span> <span class="keyword">false</span>;
    445. 

  445. <a name="l00404"></a>00404             }
    446. 

  446. <a name="l00405"></a>00405             <span class="keywordflow">else</span>
    447. 

  447. <a name="l00406"></a>00406             {
    448. 

  448. <a name="l00407"></a>00407                <span class="keywordflow">if</span> (verbose) clog &lt;&lt; <span class="stringliteral">&quot;ServerName = &quot;</span> &lt;&lt; msg.<a class="code" href="structStunMessage.html#a1998c160a79020e146957c14ae1add11">serverName</a>.<a class="code" href="structStunAtrString.html#a609965b0f07f831423bda6aaa1b852dc">value</a> &lt;&lt; endl;
    449. 

  449. <a name="l00408"></a>00408             }
    450. 

  450. <a name="l00409"></a>00409             <span class="keywordflow">break</span>;
    451. 

  451. <a name="l00410"></a>00410 
    452. 

  452. <a name="l00411"></a>00411          <span class="keywordflow">case</span> <a class="code" href="stun_8h.html#a4d77a59e0dc2c3c06deb3730baa78f80">SecondaryAddress</a>:
    453. 

  453. <a name="l00412"></a>00412             msg.<a class="code" href="structStunMessage.html#ace894f36510487ec8151609513974eba">hasSecondaryAddress</a> = <span class="keyword">true</span>;
    454. 

  454. <a name="l00413"></a>00413             <span class="keywordflow">if</span> ( <a class="code" href="stun_8cc.html#a16624b9ba3d6b2f1c821571fa467c544">stunParseAtrAddress</a>(  body,  attrLen,  msg.<a class="code" href="structStunMessage.html#a8fc16bd394228aa6fa6e1f5f98c356c1">secondaryAddress</a> ) == <span class="keyword">false</span> )
    455. 

  455. <a name="l00414"></a>00414             {
    456. 

  456. <a name="l00415"></a>00415                clog &lt;&lt; <span class="stringliteral">&quot;problem parsing secondaryAddress&quot;</span> &lt;&lt; endl;
    457. 

  457. <a name="l00416"></a>00416                <span class="keywordflow">return</span> <span class="keyword">false</span>;
    458. 

  458. <a name="l00417"></a>00417             }
    459. 

  459. <a name="l00418"></a>00418             <span class="keywordflow">else</span>
    460. 

  460. <a name="l00419"></a>00419             {
    461. 

  461. <a name="l00420"></a>00…
    462.

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