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<div class="title">netfilter.c</div> </div>
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<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">/*</span></div>
<div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment"> * lib/netfilter/netfilter.c Netfilter Generic Functions</span></div>
<div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment"> * This library is free software; you can redistribute it and/or</span></div>
<div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment"> * modify it under the terms of the GNU Lesser General Public</span></div>
<div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment"> * License as published by the Free Software Foundation version 2.1</span></div>
<div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment"> * of the License.</span></div>
<div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment"> * Copyright (c) 2008 Patrick McHardy <kaber@trash.net></span></div>
<div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> </div>
<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="preprocessor">#include <netlink-private/netlink.h></span></div>
<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="preprocessor">#include <netlink/netfilter/netfilter.h></span></div>
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="preprocessor">#include <linux/netfilter.h></span></div>
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> </div>
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="keyword">static</span> <span class="keyword">const</span> <span class="keyword">struct </span>trans_tbl nfnl_verdicts[] = {</div>
<div class="line"><a name="l00017"></a><span class="lineno"> 17</span>  __ADD(NF_DROP, NF_DROP)</div>
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span>  __ADD(NF_ACCEPT, NF_ACCEPT)</div>
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span>  __ADD(NF_STOLEN, NF_STOLEN)</div>
<div class="line"><a name="l00020"></a><span class="lineno"> 20</span>  __ADD(NF_QUEUE, NF_QUEUE)</div>
<div class="line"><a name="l00021"></a><span class="lineno"> 21</span>  __ADD(NF_REPEAT, NF_REPEAT)</div>
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span>  __ADD(NF_STOP, NF_STOP)</div>
<div class="line"><a name="l00023"></a><span class="lineno"> 23</span> };</div>
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span> </div>
<div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="keywordtype">char</span> *nfnl_verdict2str(<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> verdict, <span class="keywordtype">char</span> *buf, <span class="keywordtype">size_t</span> len)</div>
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span> {</div>
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span>  <span class="keywordflow">return</span> __type2str(verdict, buf, len, nfnl_verdicts,</div>
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span>  ARRAY_SIZE(nfnl_verdicts));</div>
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span> }</div>
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span> </div>
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> nfnl_str2verdict(<span class="keyword">const</span> <span class="keywordtype">char</span> *name)</div>
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span> {</div>
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span>  <span class="keywordflow">return</span> __str2type(name, nfnl_verdicts, ARRAY_SIZE(nfnl_verdicts));</div>
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span> }</div>
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span> </div>
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="keyword">static</span> <span class="keyword">const</span> <span class="keyword">struct </span>trans_tbl nfnl_inet_hooks[] = {</div>
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span>  __ADD(NF_INET_PRE_ROUTING, NF_INET_PREROUTING)</div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  __ADD(NF_INET_LOCAL_IN, NF_INET_LOCAL_IN)</div>
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  __ADD(NF_INET_FORWARD, NF_INET_FORWARD)</div>
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  __ADD(NF_INET_LOCAL_OUT, NF_INET_LOCAL_OUT)</div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  __ADD(NF_INET_POST_ROUTING, NF_INET_POST_ROUTING)</div>
<div class="line"><a name="l00042"></a><span class="lineno"> 42</span> };</div>
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span> </div>
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span> <span class="keywordtype">char</span> *nfnl_inet_hook2str(<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> hook, <span class="keywordtype">char</span> *buf, <span class="keywordtype">size_t</span> len)</div>
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span> {</div>
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span>  <span class="keywordflow">return</span> __type2str(hook, buf, len, nfnl_inet_hooks,</div>
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  ARRAY_SIZE(nfnl_inet_hooks));</div>
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span> }</div>
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span> </div>
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> nfnl_str2inet_hook(<span class="keyword">const</span> <span class="keywordtype">char</span> *name)</div>
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span> {</div>
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  <span class="keywordflow">return</span> __str2type(name, nfnl_inet_hooks, ARRAY_SIZE(nfnl_inet_hooks));</div>
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span> }</div>
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