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 <span id="projectnumber">0.0.9</span>
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<div class="title">dns_wrapper.h</div> </div>
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<a href="../../d0/d34/dns__wrapper_8h.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">/* This file is part of Netsukuku</span></div>
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<div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment"> * (c) Copyright 2005 Andrea Lo Pumo aka AlpT <alpt@freaknet.org></span></div>
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<div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment"> *</span></div>
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<div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment"> * This source code is free software; you can redistribute it and/or</span></div>
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<div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment"> * modify it under the terms of the GNU General Public License as published </span></div>
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<div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment"> * by the Free Software Foundation; either version 2 of the License,</span></div>
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<div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment"> * or (at your option) any later version.</span></div>
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<div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment"> *</span></div>
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<div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment"> * This source code is distributed in the hope that it will be useful,</span></div>
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<div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment"> * but WITHOUT ANY WARRANTY; without even the implied warranty of</span></div>
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<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment"> * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.</span></div>
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<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment"> * Please refer to the GNU Public License for more details.</span></div>
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<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment"> *</span></div>
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<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment"> * You should have received a copy of the GNU Public License along with</span></div>
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<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="comment"> * this source code; if not, write to:</span></div>
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<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment"> * Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.</span></div>
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<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="comment"> */</span></div>
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<div class="line"><a name="l00018"></a><span class="lineno"> 18</span> </div>
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<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="preprocessor">#ifndef DNS_WRAPPER_H</span></div>
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<div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="preprocessor">#define DNS_WRAPPER_H</span></div>
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<div class="line"><a name="l00021"></a><span class="lineno"> 21</span> </div>
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<div class="line"><a name="l00022"></a><span class="lineno"><a class="line" href="../../d0/d34/dns__wrapper_8h.html#aea9a73d0a0c3953ff261db9c83535141"> 22</a></span> <span class="preprocessor">#define DNS_WRAPPER_PORT 53</span></div>
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<div class="line"><a name="l00023"></a><span class="lineno"><a class="line" href="../../d0/d34/dns__wrapper_8h.html#acde1176e5787969718fbf89c706082f2"> 23</a></span> <span class="preprocessor">#define MAX_DNS_PKT_SZ 512</span></div>
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<div class="line"><a name="l00024"></a><span class="lineno"><a class="line" href="../../d0/d34/dns__wrapper_8h.html#aa1a47e9b091958fe090292b8273304df"> 24</a></span> <span class="preprocessor">#define MIN_PKT_SZ 7</span></div>
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<div class="line"><a name="l00025"></a><span class="lineno"> 25</span> </div>
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<div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="comment">/* DNS wrapper resolver api */</span></div>
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<div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="keywordtype">void</span> <a class="code" href="../../d0/d34/dns__wrapper_8h.html#ac8245ce7159fed5e198b8f5eab44ab4e">resolver_process</a>(<span class="keyword">const</span> <span class="keywordtype">char</span> *question, <span class="keywordtype">unsigned</span> question_length, </div>
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<div class="line"><a name="l00028"></a><span class="lineno"> 28</span>  <span class="keywordtype">char</span> *answer, <span class="keywordtype">unsigned</span> *answer_length,</div>
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<div class="line"><a name="l00029"></a><span class="lineno"> 29</span>  <span class="keywordtype">int</span> (*callback)(<span class="keyword">const</span> <span class="keywordtype">char</span> *name, uint32_t *ip));</div>
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<div class="line"><a name="l00030"></a><span class="lineno"> 30</span> </div>
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<div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="comment">/*</span></div>
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<div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="comment"> * dns_exec_pkt_argv is the struct passed to dns_exec_pkt() as argument </span></div>
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<div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="comment"> */</span></div>
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<div class="line"><a name="l00034"></a><span class="lineno"><a class="line" href="../../d5/dcc/structdns__exec__pkt__argv.html"> 34</a></span> <span class="keyword">struct </span><a class="code" href="../../d5/dcc/structdns__exec__pkt__argv.html">dns_exec_pkt_argv</a> </div>
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<div class="line"><a name="l00035"></a><span class="lineno"> 35</span> {</div>
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<div class="line"><a name="l00036"></a><span class="lineno"><a class="line" href="../../d5/dcc/structdns__exec__pkt__argv.html#afe9668cddf6c8ea444a00ad9ea61c4b1"> 36</a></span>  <span class="keywordtype">char</span> *<a class="code" href="../../d5/dcc/structdns__exec__pkt__argv.html#afe9668cddf6c8ea444a00ad9ea61c4b1">rpkt</a>; <span class="comment">/* Received dns query pkt */</span></div>
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||
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<div class="line"><a name="l00037"></a><span class="lineno"><a class="line" href="../../d5/dcc/structdns__exec__pkt__argv.html#af0782af55fc7ec5f12413e9c9328de67"> 37</a></span>  ssize_t <a class="code" href="../../d5/dcc/structdns__exec__pkt__argv.html#af0782af55fc7ec5f12413e9c9328de67">rpkt_sz</a>;</div>
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<div class="line"><a name="l00038"></a><span class="lineno"> 38</span> </div>
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<div class="line"><a name="l00039"></a><span class="lineno"><a class="line" href="../../d5/dcc/structdns__exec__pkt__argv.html#a99d75fe596c9aee8855a85133c3d3236"> 39</a></span>  <span class="keywordtype">int</span> <a class="code" href="../../d5/dcc/structdns__exec__pkt__argv.html#a99d75fe596c9aee8855a85133c3d3236">sk</a>;</div>
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<div class="line"><a name="l00040"></a><span class="lineno"><a class="line" href="../../d5/dcc/structdns__exec__pkt__argv.html#a77f7183dc751ac7ab35b5108db33fa62"> 40</a></span>  <span class="keyword">struct </span>sockaddr <a class="code" href="../../d5/dcc/structdns__exec__pkt__argv.html#a77f7183dc751ac7ab35b5108db33fa62">from</a>;</div>
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<div class="line"><a name="l00041"></a><span class="lineno"><a class="line" href="../../d5/dcc/structdns__exec__pkt__argv.html#a264aaffbf217af6b2eb258f0bf2d55f3"> 41</a></span>  <a class="code" href="../../d7/d61/libip4tc_8c.html#aae83a93236e01902b58ec3f197a17f7c">socklen_t</a> <a class="code" href="../../d5/dcc/structdns__exec__pkt__argv.html#a264aaffbf217af6b2eb258f0bf2d55f3">from_len</a>;</div>
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<div class="line"><a name="l00042"></a><span class="lineno"> 42</span> };</div>
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<div class="line"><a name="l00043"></a><span class="lineno"> 43</span> </div>
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<div class="line"><a name="l00044"></a><span class="lineno"><a class="line" href="../../d0/d34/dns__wrapper_8h.html#a01ec300bc466ce2ce22afaf8615060f8"> 44</a></span> pthread_mutex_t <a class="code" href="../../d0/d34/dns__wrapper_8h.html#a01ec300bc466ce2ce22afaf8615060f8">dns_exec_lock</a>;</div>
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<div class="line"><a name="l00045"></a><span class="lineno"> 45</span> </div>
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<div class="line"><a name="l00046"></a><span class="lineno"> 46</span> <span class="comment">/* * * Functions declarations * * */</span></div>
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<div class="line"><a name="l00047"></a><span class="lineno"> 47</span> </div>
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<div class="line"><a name="l00048"></a><span class="lineno"> 48</span> <span class="keywordtype">void</span> *<a class="code" href="../../d0/d34/dns__wrapper_8h.html#af39cca75aca9ffb5b6fbcbacc1e89ca5">dns_wrapper_thread</a>(<span class="keywordtype">void</span> *null);</div>
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<div class="line"><a name="l00049"></a><span class="lineno"> 49</span> </div>
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<div class="line"><a name="l00050"></a><span class="lineno"> 50</span> <span class="preprocessor">#endif </span><span class="comment">/*DNS_WRAPPER_H*/</span><span class="preprocessor"></span></div>
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||
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<div class="ttc" id="structdns__exec__pkt__argv_html_a99d75fe596c9aee8855a85133c3d3236"><div class="ttname"><a href="../../d5/dcc/structdns__exec__pkt__argv.html#a99d75fe596c9aee8855a85133c3d3236">dns_exec_pkt_argv::sk</a></div><div class="ttdeci">int sk</div><div class="ttdef"><b>Definition:</b> dns_wrapper.h:39</div></div>
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<div class="ttc" id="structdns__exec__pkt__argv_html_afe9668cddf6c8ea444a00ad9ea61c4b1"><div class="ttname"><a href="../../d5/dcc/structdns__exec__pkt__argv.html#afe9668cddf6c8ea444a00ad9ea61c4b1">dns_exec_pkt_argv::rpkt</a></div><div class="ttdeci">char * rpkt</div><div class="ttdef"><b>Definition:</b> dns_wrapper.h:36</div></div>
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<div class="ttc" id="dns__wrapper_8h_html_af39cca75aca9ffb5b6fbcbacc1e89ca5"><div class="ttname"><a href="../../d0/d34/dns__wrapper_8h.html#af39cca75aca9ffb5b6fbcbacc1e89ca5">dns_wrapper_thread</a></div><div class="ttdeci">void * dns_wrapper_thread(void *null)</div><div class="ttdef"><b>Definition:</b> dns_wrapper.c:170</div></div>
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<div class="ttc" id="structdns__exec__pkt__argv_html"><div class="ttname"><a href="../../d5/dcc/structdns__exec__pkt__argv.html">dns_exec_pkt_argv</a></div><div class="ttdef"><b>Definition:</b> dns_wrapper.h:34</div></div>
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<div class="ttc" id="structdns__exec__pkt__argv_html_a77f7183dc751ac7ab35b5108db33fa62"><div class="ttname"><a href="../../d5/dcc/structdns__exec__pkt__argv.html#a77f7183dc751ac7ab35b5108db33fa62">dns_exec_pkt_argv::from</a></div><div class="ttdeci">struct sockaddr from</div><div class="ttdef"><b>Definition:</b> dns_wrapper.h:40</div></div>
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<div class="ttc" id="dns__wrapper_8h_html_ac8245ce7159fed5e198b8f5eab44ab4e"><div class="ttname"><a href="../../d0/d34/dns__wrapper_8h.html#ac8245ce7159fed5e198b8f5eab44ab4e">resolver_process</a></div><div class="ttdeci">void resolver_process(const char *question, unsigned question_length, char *answer, unsigned *answer_length, int(*callback)(const char *name, uint32_t *ip))</div></div>
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<div class="ttc" id="dns__wrapper_8h_html_a01ec300bc466ce2ce22afaf8615060f8"><div class="ttname"><a href="../../d0/d34/dns__wrapper_8h.html#a01ec300bc466ce2ce22afaf8615060f8">dns_exec_lock</a></div><div class="ttdeci">pthread_mutex_t dns_exec_lock</div><div class="ttdef"><b>Definition:</b> dns_wrapper.h:44</div></div>
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<div class="ttc" id="libip4tc_8c_html_aae83a93236e01902b58ec3f197a17f7c"><div class="ttname"><a href="../../d7/d61/libip4tc_8c.html#aae83a93236e01902b58ec3f197a17f7c">socklen_t</a></div><div class="ttdeci">unsigned int socklen_t</div><div class="ttdef"><b>Definition:</b> libip4tc.c:26</div></div>
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<div class="ttc" id="structdns__exec__pkt__argv_html_af0782af55fc7ec5f12413e9c9328de67"><div class="ttname"><a href="../../d5/dcc/structdns__exec__pkt__argv.html#af0782af55fc7ec5f12413e9c9328de67">dns_exec_pkt_argv::rpkt_sz</a></div><div class="ttdeci">ssize_t rpkt_sz</div><div class="ttdef"><b>Definition:</b> dns_wrapper.h:37</div></div>
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