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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
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<title>WinPcap: packet_file_header Struct Reference</title>
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<div class="contents">
<h1>packet_file_header Struct Reference<br/>
<small>
[<a class="el" href="group__NPF__include.html">NPF structures and definitions</a>]</small>
</h1><!-- doxytag: class="packet_file_header" -->
<p>Header of a libpcap dump file.  
<a href="#_details">More...</a></p>

<p><code>#include &lt;<a class="el" href="Packet_8h_source.html">Packet.h</a>&gt;</code></p>
<table border="0" cellpadding="0" cellspacing="0">
<tr><td colspan="2"><h2>Data Fields</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">UINT&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="structpacket__file__header.html#ab396ddef34e11edb49e5edfcc39c2dc7">magic</a></td></tr>
<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Libpcap magic number.  <a href="#ab396ddef34e11edb49e5edfcc39c2dc7"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">USHORT&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="structpacket__file__header.html#a312dffcaa516df104318626fbdc01a77">version_major</a></td></tr>
<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Libpcap major version.  <a href="#a312dffcaa516df104318626fbdc01a77"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">USHORT&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="structpacket__file__header.html#a143bc467378ffbd0460662bd8912082b">version_minor</a></td></tr>
<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Libpcap minor version.  <a href="#a143bc467378ffbd0460662bd8912082b"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">UINT&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="structpacket__file__header.html#ab0f3e0ccc83861eb84cd3da32f01f090">thiszone</a></td></tr>
<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Gmt to local correction.  <a href="#ab0f3e0ccc83861eb84cd3da32f01f090"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">UINT&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="structpacket__file__header.html#a5938c470e9e548ad2ac04923725e7721">sigfigs</a></td></tr>
<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Accuracy of timestamps.  <a href="#a5938c470e9e548ad2ac04923725e7721"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">UINT&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="structpacket__file__header.html#a45b189420d67014dba25bd13da85ddae">snaplen</a></td></tr>
<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Length of the max saved portion of each packet.  <a href="#a45b189420d67014dba25bd13da85ddae"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">UINT&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="structpacket__file__header.html#ab2a8854181cde7a065a43380b56fd2a1">linktype</a></td></tr>
<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Data link type (DLT_*). See win_bpf.h for details.  <a href="#ab2a8854181cde7a065a43380b56fd2a1"></a><br/></td></tr>
</table>
<hr/><a name="_details"></a><h2>Detailed Description</h2>
<p>Header of a libpcap dump file. </p>
<p>Used when a driver instance is set in dump mode to create a libpcap-compatible file. </p>

<p>Definition at line <a class="el" href="Packet_8h_source.html#l00106">106</a> of file <a class="el" href="Packet_8h_source.html">Packet.h</a>.</p>
<hr/><h2>Field Documentation</h2>
<a class="anchor" id="ab2a8854181cde7a065a43380b56fd2a1"></a><!-- doxytag: member="packet_file_header::linktype" ref="ab2a8854181cde7a065a43380b56fd2a1" args="" -->
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          <td class="memname">UINT <a class="el" href="structpacket__file__header.html#ab2a8854181cde7a065a43380b56fd2a1">linktype</a></td>
        </tr>
      </table>
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<div class="memdoc">

<p>Data link type (DLT_*). See win_bpf.h for details. </p>

<p>Definition at line <a class="el" href="Packet_8h_source.html#l00114">114</a> of file <a class="el" href="Packet_8h_source.html">Packet.h</a>.</p>

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<a class="anchor" id="ab396ddef34e11edb49e5edfcc39c2dc7"></a><!-- doxytag: member="packet_file_header::magic" ref="ab396ddef34e11edb49e5edfcc39c2dc7" args="" -->
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          <td class="memname">UINT <a class="el" href="structpacket__file__header.html#ab396ddef34e11edb49e5edfcc39c2dc7">magic</a></td>
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<div class="memdoc">

<p>Libpcap magic number. </p>

<p>Definition at line <a class="el" href="Packet_8h_source.html#l00108">108</a> of file <a class="el" href="Packet_8h_source.html">Packet.h</a>.</p>

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<a class="anchor" id="a5938c470e9e548ad2ac04923725e7721"></a><!-- doxytag: member="packet_file_header::sigfigs" ref="a5938c470e9e548ad2ac04923725e7721" args="" -->
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          <td class="memname">UINT <a class="el" href="structpacket__file__header.html#a5938c470e9e548ad2ac04923725e7721">sigfigs</a></td>
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      </table>
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<div class="memdoc">

<p>Accuracy of timestamps. </p>

<p>Definition at line <a class="el" href="Packet_8h_source.html#l00112">112</a> of file <a class="el" href="Packet_8h_source.html">Packet.h</a>.</p>

</div>
</div>
<a class="anchor" id="a45b189420d67014dba25bd13da85ddae"></a><!-- doxytag: member="packet_file_header::snaplen" ref="a45b189420d67014dba25bd13da85ddae" args="" -->
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          <td class="memname">UINT <a class="el" href="structpacket__file__header.html#a45b189420d67014dba25bd13da85ddae">snaplen</a></td>
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<p>Length of the max saved portion of each packet. </p>

<p>Definition at line <a class="el" href="Packet_8h_source.html#l00113">113</a> of file <a class="el" href="Packet_8h_source.html">Packet.h</a>.</p>

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<a class="anchor" id="ab0f3e0ccc83861eb84cd3da32f01f090"></a><!-- doxytag: member="packet_file_header::thiszone" ref="ab0f3e0ccc83861eb84cd3da32f01f090" args="" -->
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          <td class="memname">UINT <a class="el" href="structpacket__file__header.html#ab0f3e0ccc83861eb84cd3da32f01f090">thiszone</a></td>
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<p>Gmt to local correction. </p>

<p>Definition at line <a class="el" href="Packet_8h_source.html#l00111">111</a> of file <a class="el" href="Packet_8h_source.html">Packet.h</a>.</p>

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<a class="anchor" id="a312dffcaa516df104318626fbdc01a77"></a><!-- doxytag: member="packet_file_header::version_major" ref="a312dffcaa516df104318626fbdc01a77" args="" -->
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          <td class="memname">USHORT <a class="el" href="structpacket__file__header.html#a312dffcaa516df104318626fbdc01a77">version_major</a></td>
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<p>Libpcap major version. </p>

<p>Definition at line <a class="el" href="Packet_8h_source.html#l00109">109</a> of file <a class="el" href="Packet_8h_source.html">Packet.h</a>.</p>

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<a class="anchor" id="a143bc467378ffbd0460662bd8912082b"></a><!-- doxytag: member="packet_file_header::version_minor" ref="a143bc467378ffbd0460662bd8912082b" args="" -->
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          <td class="memname">USHORT <a class="el" href="structpacket__file__header.html#a143bc467378ffbd0460662bd8912082b">version_minor</a></td>
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<p>Libpcap minor version. </p>

<p>Definition at line <a class="el" href="Packet_8h_source.html#l00110">110</a> of file <a class="el" href="Packet_8h_source.html">Packet.h</a>.</p>

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</div>
<hr/>The documentation for this struct was generated from the following file:<ul>
<li><a class="el" href="Packet_8h_source.html">Packet.h</a></li>
</ul>
</div>

<hr>
<p align="right"><img border="0" src="winpcap_small.gif" align="absbottom" width="91" height="27">
documentation. Copyright (c) 2002-2005 Politecnico di Torino. Copyright (c) 2005-2009
CACE Technologies. All rights reserved.</p>