<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> <title>WinPcap: pcap_pkthdr Struct Reference</title> <link href="tabs.css" rel="stylesheet" type="text/css"/> <link href="style.css" rel="stylesheet" type="text/css"/> </head> <body> <!-- Generated by Doxygen 1.6.1 --> <div class="navigation" id="top"> <div class="tabs"> <ul> <li><a href="main.html"><span>Main Page</span></a></li> <li><a href="pages.html"><span>Related Pages</span></a></li> <li><a href="modules.html"><span>Modules</span></a></li> <li class="current"><a href="annotated.html"><span>Data Structures</span></a></li> <li><a href="files.html"><span>Files</span></a></li> </ul> </div> <div class="tabs"> <ul> <li><a href="annotated.html"><span>Data Structures</span></a></li> <li><a href="functions.html"><span>Data Fields</span></a></li> </ul> </div> </div> <div class="contents"> <h1>pcap_pkthdr Struct Reference<br/> <small> [<a class="el" href="group__wpcap__def.html">Definitions</a>]</small> </h1><!-- doxytag: class="pcap_pkthdr" --> <p>Header of a packet in the dump file. <a href="#_details">More...</a></p> <p><code>#include <<a class="el" href="incs_2pcap_8h_source.html">pcap.h</a>></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">struct timeval </td><td class="memItemRight" valign="bottom"><a class="el" href="structpcap__pkthdr.html#a21be78b2818c91cb205885b8a6f5aed8">ts</a></td></tr> <tr><td class="mdescLeft"> </td><td class="mdescRight">time stamp <a href="#a21be78b2818c91cb205885b8a6f5aed8"></a><br/></td></tr> <tr><td class="memItemLeft" align="right" valign="top"><a class="el" href="group__wpcap__def.html#ga37fdbc8313e90fb2041203a2e40cd482">bpf_u_int32</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="structpcap__pkthdr.html#aac5771ed2efd92508bb4fe650f2ce7d7">caplen</a></td></tr> <tr><td class="mdescLeft"> </td><td class="mdescRight">length of portion present <a href="#aac5771ed2efd92508bb4fe650f2ce7d7"></a><br/></td></tr> <tr><td class="memItemLeft" align="right" valign="top"><a class="el" href="group__wpcap__def.html#ga37fdbc8313e90fb2041203a2e40cd482">bpf_u_int32</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="structpcap__pkthdr.html#a728f264db4f5cc304742565a2bcdbeea">len</a></td></tr> <tr><td class="mdescLeft"> </td><td class="mdescRight">length this packet (off wire) <a href="#a728f264db4f5cc304742565a2bcdbeea"></a><br/></td></tr> </table> <hr/><a name="_details"></a><h2>Detailed Description</h2> <p>Header of a packet in the dump file. </p> <p>Each packet in the dump file is prepended with this generic header. This gets around the problem of different headers for different packet interfaces. </p> <p>Definition at line <a class="el" href="incs_2pcap_8h_source.html#l00126">126</a> of file <a class="el" href="incs_2pcap_8h_source.html">incs/pcap.h</a>.</p> <hr/><h2>Field Documentation</h2> <a class="anchor" id="aac5771ed2efd92508bb4fe650f2ce7d7"></a><!-- doxytag: member="pcap_pkthdr::caplen" ref="aac5771ed2efd92508bb4fe650f2ce7d7" args="" --> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname"><a class="el" href="group__wpcap__def.html#ga37fdbc8313e90fb2041203a2e40cd482">bpf_u_int32</a> <a class="el" href="structpcap__pkthdr.html#aac5771ed2efd92508bb4fe650f2ce7d7">caplen</a></td> </tr> </table> </div> <div class="memdoc"> <p>length of portion present </p> <p>Definition at line <a class="el" href="incs_2pcap_8h_source.html#l00128">128</a> of file <a class="el" href="incs_2pcap_8h_source.html">incs/pcap.h</a>.</p> </div> </div> <a class="anchor" id="a728f264db4f5cc304742565a2bcdbeea"></a><!-- doxytag: member="pcap_pkthdr::len" ref="a728f264db4f5cc304742565a2bcdbeea" args="" --> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname"><a class="el" href="group__wpcap__def.html#ga37fdbc8313e90fb2041203a2e40cd482">bpf_u_int32</a> <a class="el" href="structpcap__pkthdr.html#a728f264db4f5cc304742565a2bcdbeea">len</a></td> </tr> </table> </div> <div class="memdoc"> <p>length this packet (off wire) </p> <p>Definition at line <a class="el" href="incs_2pcap_8h_source.html#l00129">129</a> of file <a class="el" href="incs_2pcap_8h_source.html">incs/pcap.h</a>.</p> </div> </div> <a class="anchor" id="a21be78b2818c91cb205885b8a6f5aed8"></a><!-- doxytag: member="pcap_pkthdr::ts" ref="a21be78b2818c91cb205885b8a6f5aed8" args="" --> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">struct timeval <a class="el" href="structpcap__pkthdr.html#a21be78b2818c91cb205885b8a6f5aed8">ts</a><code> [read]</code></td> </tr> </table> </div> <div class="memdoc"> <p>time stamp </p> <p>Definition at line <a class="el" href="incs_2pcap_8h_source.html#l00127">127</a> of file <a class="el" href="incs_2pcap_8h_source.html">incs/pcap.h</a>.</p> </div> </div> <hr/>The documentation for this struct was generated from the following file:<ul> <li><a class="el" href="incs_2pcap_8h_source.html">incs/pcap.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>