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<p>libnet macros and symbolic constants  
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Macros</h2></td></tr>
<tr class="memitem:ac67cb6e9b00fd492cc3a9247e9477d87"><td class="memItemLeft" align="right" valign="top">#define&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="libnet-macros_8h.html#ac67cb6e9b00fd492cc3a9247e9477d87">LIBNET_DONT_RESOLVE</a>&#160;&#160;&#160;0</td></tr>
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<tr class="memitem:a9c76fe8da8e411fe1db9f75583dc1b8a"><td class="memItemLeft" align="right" valign="top">#define&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="libnet-macros_8h.html#a9c76fe8da8e411fe1db9f75583dc1b8a">IN6ADDR_ERROR_INIT</a></td></tr>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><p>libnet macros and symbolic constants </p>
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<h2 class="memtitle"><span class="permalink"><a href="#af36eb84eee10c525720134cfadb50a3e">&#9670;&nbsp;</a></span>for_each_context_in_cq</h2>

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          <td class="memname">#define for_each_context_in_cq</td>
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          <td>&#160;&#160;&#160;for (l = <a class="el" href="libnet-functions_8h.html#a8233338e5050d8fc46c6d1f35ef32b5e">libnet_cq_head</a>(); <a class="el" href="libnet-functions_8h.html#a7edc80233d439b7755fdc127cfd7f88d">libnet_cq_last</a>(); l = <a class="el" href="libnet-functions_8h.html#af21a48ca025b23dfcd5d10e9d1b924ba">libnet_cq_next</a>())</td>
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<p>Provides an interface to iterate through the context queue of libnet contexts. Before calling this macro, be sure to set the queue using <a class="el" href="libnet-functions_8h.html#a8233338e5050d8fc46c6d1f35ef32b5e">libnet_cq_head()</a>. </p>

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<a id="a9c76fe8da8e411fe1db9f75583dc1b8a"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a9c76fe8da8e411fe1db9f75583dc1b8a">&#9670;&nbsp;</a></span>IN6ADDR_ERROR_INIT</h2>

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          <td class="memname">#define IN6ADDR_ERROR_INIT</td>
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<b>Value:</b><div class="fragment"><div class="line">{ { { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, \</div><div class="line">                                 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, \</div><div class="line">                                 0xff, 0xff } } }</div></div><!-- fragment --><p>IPv6 error code </p>

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<a id="ac67cb6e9b00fd492cc3a9247e9477d87"></a>
<h2 class="memtitle"><span class="permalink"><a href="#ac67cb6e9b00fd492cc3a9247e9477d87">&#9670;&nbsp;</a></span>LIBNET_DONT_RESOLVE</h2>

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          <td class="memname">#define LIBNET_DONT_RESOLVE&#160;&#160;&#160;0</td>
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<p>Used for libnet's name resolution functions, specifies that no DNS lookups should be performed and the IP address should be kept in numeric form. </p>

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<a id="a2d720375e2ef5a85a62d6069283a5223"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a2d720375e2ef5a85a62d6069283a5223">&#9670;&nbsp;</a></span>LIBNET_ERRBUF_SIZE</h2>

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          <td class="memname">#define LIBNET_ERRBUF_SIZE&#160;&#160;&#160;0x100</td>
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<p>The libnet error buffer is 256 bytes long. </p>

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<a id="ac7301c95aa36d66e8904979650b5189d"></a>
<h2 class="memtitle"><span class="permalink"><a href="#ac7301c95aa36d66e8904979650b5189d">&#9670;&nbsp;</a></span>LIBNET_MAX_PACKET</h2>

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          <td class="memname">#define LIBNET_MAX_PACKET&#160;&#160;&#160;0xffff</td>
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<p>The biggest an IP packet can be &ndash; 65,535 bytes. </p>

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<a id="ae9cd154f8cb482809ee456b6ac43dea5"></a>
<h2 class="memtitle"><span class="permalink"><a href="#ae9cd154f8cb482809ee456b6ac43dea5">&#9670;&nbsp;</a></span>LIBNET_MAXOPTION_SIZE</h2>

<div class="memitem">
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          <td class="memname">#define LIBNET_MAXOPTION_SIZE&#160;&#160;&#160;0x28</td>
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<p>IP and TCP options can be up to 40 bytes long. </p>

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<a id="af87da67c016a9791d256c2d71bf0b0ac"></a>
<h2 class="memtitle"><span class="permalink"><a href="#af87da67c016a9791d256c2d71bf0b0ac">&#9670;&nbsp;</a></span>LIBNET_OFF</h2>

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          <td class="memname">#define LIBNET_OFF&#160;&#160;&#160;1</td>
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<p>Used several places, to specify "on" or "one" </p>

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<a id="a5ff9536ca9bbe6f73f69bec817962742"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a5ff9536ca9bbe6f73f69bec817962742">&#9670;&nbsp;</a></span>LIBNET_ON</h2>

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<p>Used several places, to specify "on" or "one" </p>

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<a id="a96a6017948aa76e5a5d415c3227348df"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a96a6017948aa76e5a5d415c3227348df">&#9670;&nbsp;</a></span>LIBNET_PR2</h2>

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          <td class="memname">#define LIBNET_PR2&#160;&#160;&#160;0</td>
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<p>Used for <a class="el" href="libnet-functions_8h.html#ae0a1d32fdd169c55a0ce4c186a19b125">libnet_get_prand()</a> to specify function disposition </p>

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<a id="a6733960f6981f1930b2d1a489df89cc7"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a6733960f6981f1930b2d1a489df89cc7">&#9670;&nbsp;</a></span>LIBNET_RESOLVE</h2>

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          <td class="memname">#define LIBNET_RESOLVE&#160;&#160;&#160;1</td>
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<p>Used for libnet's name resolution functions, specifies that a DNS lookup can be performed if needed to resolve the IP address to a canonical form. </p>

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