source: networking/netlibs/libpcap.xml@ ca02f08

<?xml version="1.0" encoding="ISO-8859-1"?>
<!DOCTYPE sect1 PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN"
   "http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd" [
  <!ENTITY % general-entities SYSTEM "../../general.ent">
  %general-entities;

  <!ENTITY libpcap-download-http "https://www.tcpdump.org/release/libpcap-&libpcap-version;.tar.gz">
  <!ENTITY libpcap-download-ftp  " ">
  <!ENTITY libpcap-md5sum        "c42fde2eb75a5075f19116f8c9768573">
  <!ENTITY libpcap-size          "932 KB">
  <!ENTITY libpcap-buildsize     "11 MB">
  <!ENTITY libpcap-time          "less than 0.1 SBU">
]>

<sect1 id="libpcap" xreflabel="libpcap-&libpcap-version;">
  <?dbhtml filename="libpcap.html"?>


  <title>libpcap-&libpcap-version;</title>

  <indexterm zone="libpcap">
    <primary sortas="a-libpcap">libpcap</primary>
  </indexterm>

  <sect2 role="package">
    <title>Introduction to libpcap</title>

    <para>
      <application>libpcap</application> provides functions for user-level
      packet capture, used in low-level network monitoring.
    </para>

    &lfs112_checked;

    <bridgehead renderas="sect3">Package Information</bridgehead>
    <itemizedlist spacing="compact">
      <listitem>
        <para>
          Download (HTTP): <ulink url="&libpcap-download-http;"/>
        </para>
      </listitem>
      <listitem>
        <para>
          Download (FTP): <ulink url="&libpcap-download-ftp;"/>
        </para>
      </listitem>
      <listitem>
        <para>
          Download MD5 sum: &libpcap-md5sum;
        </para>
      </listitem>
      <listitem>
        <para>
          Download size: &libpcap-size;
        </para>
      </listitem>
      <listitem>
        <para>
          Estimated disk space required: &libpcap-buildsize;
        </para>
      </listitem>
      <listitem>
        <para>
          Estimated build time: &libpcap-time;
        </para>
      </listitem>
    </itemizedlist>

<!-- Not needed with 1.10.0
    <bridgehead renderas="sect3">Additional Downloads</bridgehead>
    <itemizedlist spacing="compact">
      <listitem>
        <para>
          Recommended patch:
          <ulink url="&patch-root;/libpcap-&libpcap-version;-enable_bluetooth-1.patch"/>
          (Needed for bluez-5.21)
        </para>
      </listitem>
    </itemizedlist>
-->

    <bridgehead renderas="sect3">libpcap Dependencies</bridgehead>

    <bridgehead renderas="sect4">Optional</bridgehead>
    <para role="optional">
      <xref linkend="bluez"/>,
      <xref linkend="libnl"/>,
      <xref linkend="libusb"/>,
      Software distribution for the
      <ulink url="https://www.endace.com/">DAG</ulink>, and
      <ulink url="https://www.intel.com/">Septel</ulink> range of passive
      network monitoring cards.
    </para>

    <para condition="html" role="usernotes">User Notes:
      <ulink url="&blfs-wiki;/libpcap"/>
    </para>
  </sect2>

  <sect2 role="installation">
    <title>Installation of libpcap</title>

    <para>
      Install <application>libpcap</application> by running the
      following commands:
    </para>

<screen><userinput>./configure --prefix=/usr &amp;&amp;
make</userinput></screen>

    <para>
      This package does not come with a test suite.
    </para>

    <para>
      If you want to disable installing the static library, use this sed:
    </para>

<screen><userinput>sed -i '/INSTALL_DATA.*libpcap.a\|RANLIB.*libpcap.a/ s/^/#/' Makefile</userinput></screen>

    <para>
      Now, as the <systemitem class="username">root</systemitem> user:
    </para>

<screen role="root"><userinput>make install</userinput></screen>

  </sect2>

<!--
  <sect2 role="commands">
    <title>Command Explanations</title>

    <para>
      <option>- -enable-bluetooth=no</option>: Necessary, if the recommended
      patch is not applied, because since 1.6.1 this application needs a fix,
      in order to build with <application>bluez-5.21</application>.
    </para>

  </sect2>
-->

  <sect2 role="content">
    <title>Contents</title>

    <segmentedlist>
      <segtitle>Installed Program</segtitle>
      <segtitle>Installed Libraries</segtitle>
      <segtitle>Installed Directory</segtitle>

      <seglistitem>
        <seg>
          pcap-config
        </seg>
        <seg>
          libpcap.so
        </seg>
        <seg>
          /usr/include/pcap
        </seg>
      </seglistitem>
    </segmentedlist>

    <variablelist>
      <bridgehead renderas="sect3">Short Descriptions</bridgehead>
      <?dbfo list-presentation="list"?>
      <?dbhtml list-presentation="table"?>

    <varlistentry id="pcap-config">
        <term><command>pcap-config</command></term>
      <listitem>
        <para>
          provides configuration information for
          <application>libpcap</application>
        </para>
        <indexterm zone="libpcap pcap-config">
          <primary sortas="c-libpcap">pcap-config</primary>
        </indexterm>
      </listitem>
    </varlistentry>

    <varlistentry id="libpcap-lib">
        <term><filename class="libraryfile">libpcap.{a,so}</filename></term>
      <listitem>
        <para>
          are libraries used for user-level packet capture
        </para>
        <indexterm zone="libpcap libpcap-lib">
          <primary sortas="c-libpcap">libpcap.{a,so}</primary>
        </indexterm>
      </listitem>
    </varlistentry>

    </variablelist>

  </sect2>

</sect1>