source: networking/netlibs/libnl.xml@ 6c6b46f2

<?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 libnl-download-http "https://github.com/thom311/libnl/releases/download/libnl&libnl-dl-version;/libnl-&libnl-version;.tar.gz">
  <!ENTITY libnl-download-ftp  " ">
  <!ENTITY libnl-md5sum        "b3db700a55866b17036d0e035d88bb9d">
  <!ENTITY libnl-size          "960 KB">
  <!ENTITY libnl-buildsize     "30 MB (with API documentation)">
  <!ENTITY libnl-time          "0.4 SBU (with API documentation)">


  <!ENTITY libnl-doc-download-http "https://github.com/thom311/libnl/releases/download/libnl&libnl-dl-version;/libnl-doc-&libnl-version;.tar.gz">
  <!ENTITY libnl-doc-download-ftp  " ">
  <!ENTITY libnl-doc-md5sum        "aa2a121688c11b7ffd046290ee71f20d">
  <!ENTITY libnl-doc-size          "13 MB">
]>

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

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

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

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

    <para>
      The <application>libnl</application> suite is a collection of libraries
      providing APIs to netlink protocol based Linux kernel interfaces.
    </para>

    &lfs111_checked;

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

    <bridgehead renderas="sect3">Optional Download</bridgehead>
    <itemizedlist spacing="compact">
      <listitem>
        <para>
          Download (HTTP): <ulink url="&libnl-doc-download-http;"/>
        </para>
      </listitem>
      <listitem>
        <para>
          Download (FTP): <ulink url="&libnl-doc-download-ftp;"/>
        </para>
      </listitem>
      <listitem>
        <para>
          Download MD5 sum: &libnl-doc-md5sum;
        </para>
      </listitem>
      <listitem>
        <para>
          Download size: &libnl-doc-size;
        </para>
      </listitem>
    </itemizedlist>

    <bridgehead renderas="sect3">Additional Downloads</bridgehead>
    <itemizedlist spacing='compact'>
      <listitem>
        <para>
          Optional patch: <ulink
          url="&patch-root;/libnl-&libnl-version;-upstream_test_fix-1.patch"/>
        </para>
      </listitem>
    </itemizedlist>

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

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

    <para>
      If you are going to run the package tests apply this patch:
    </para>

<screen><userinput>patch -Np1 -i ../libnl-&libnl-version;-upstream_test_fix-1.patch</userinput></screen>

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

<screen><userinput>./configure --prefix=/usr     \
            --sysconfdir=/etc \
            --disable-static  &amp;&amp;
make</userinput></screen>

    <para>
      To test the results, issue: <command>make check</command>.
      One subtest is known to fail.
      <!-- If the kernel does not have CONFIG_IPC_NS=y, one subtest tests/check-all
      fails.  If it does have it, the subtest still fails in a different place
      for unknown reasons. Version 3.6.0. -->
    </para>

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

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

    <para>
      If you wish to install the API documentation, as the
      <systemitem class="username">root</systemitem> user:
    </para>

<screen role="root"><userinput>mkdir -vp /usr/share/doc/libnl-&libnl-version; &amp;&amp;
tar -xf ../libnl-doc-&libnl-version;.tar.gz --strip-components=1 --no-same-owner \
    -C  /usr/share/doc/libnl-&libnl-version;</userinput></screen>

  </sect2>

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

    <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
      href="../../xincludes/static-libraries.xml"/>

    <para>
      <option>--disable-cli</option>: Use this parameter if you
      don't want to install cli tools provided by the package.
    </para>

  </sect2>

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

    <segmentedlist>
      <segtitle>Installed Programs</segtitle>
      <segtitle>Installed Libraries</segtitle>
      <segtitle>Installed Directories</segtitle>

      <seglistitem>
        <seg>
          genl-ctrl-list,
          idiag-socket-details,
          nl-class-add,
          nl-class-delete,
          nl-classid-lookup,
          nl-class-list,
          nl-cls-add,
          nl-cls-delete,
          nl-cls-list,
          nl-link-list,
          nl-pktloc-lookup,
          nl-qdisc-add,
          nl-qdisc-delete,
          nl-qdisc-list, and 48 other helper programs with nl- and nf- prefixes
        </seg>
        <seg>
          libnl-3.so,
          libnl-cli-3.so,
          libnl-genl-3.so,
          libnl-idiag-3.so,
          libnl-nf-3.so,
          libnl-route-3.so,
          libnl-xfrm-3.so, and
          cli modules under /usr/lib/libnl/cli tree
        </seg>
        <seg>
          /etc/libnl,
          /usr/include/libnl3,
          /usr/lib/libnl, and
          /usr/share/doc/libnl-&libnl-version;
        </seg>
      </seglistitem>
    </segmentedlist>

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

     <varlistentry id="genl-ctrl-list">
        <term><command>genl-ctrl-list</command></term>
        <listitem>
          <para>
            queries the Generic Netlink controller in the kernel and prints
            a list of all registered Generic Netlink families including
            the version of the interface that has been registered
          </para>
          <indexterm zone="libnl genl-ctrl-list">
            <primary sortas="b-genl-ctrl-list">genl-ctrl-list</primary>
          </indexterm>
        </listitem>
      </varlistentry>

     <varlistentry id="nl-class-add">
        <term><command>nl-class-add</command></term>
        <listitem>
          <para>
            adds, updates, or replaces Traffic Classes
          </para>
          <indexterm zone="libnl nl-class-add">
            <primary sortas="b-nl-class-add">nl-class-add</primary>
          </indexterm>
        </listitem>
      </varlistentry>

     <varlistentry id="nl-class-delete">
        <term><command>nl-class-delete</command></term>
        <listitem>
          <para>
            deletes Traffic Classes
          </para>
          <indexterm zone="libnl nl-class-delete">
            <primary sortas="b-nl-class-delete">nl-class-delete</primary>
          </indexterm>
        </listitem>
      </varlistentry>

     <varlistentry id="nl-classid-lookup">
        <term><command>nl-classid-lookup</command></term>
        <listitem>
          <para>
            is used to resolve qdisc/class names to classid values and vice
            versa
          </para>
          <indexterm zone="libnl nl-classid-lookup">
            <primary sortas="b-nl-classid-lookup">nl-classid-lookup</primary>
          </indexterm>
        </listitem>
      </varlistentry>

     <varlistentry id="nl-class-list">
        <term><command>nl-class-list</command></term>
        <listitem>
          <para>
            lists Traffic Classes
          </para>
          <indexterm zone="libnl nl-class-list">
            <primary sortas="b-nl-class-list">nl-class-list</primary>
          </indexterm>
        </listitem>
      </varlistentry>

     <varlistentry id="nl-cls-add">
        <term><command>nl-cls-add</command></term>
        <listitem>
          <para>
            adds a classifier
          </para>
          <indexterm zone="libnl nl-cls-add">
            <primary sortas="b-nl-cls-add">nl-cls-add</primary>
          </indexterm>
        </listitem>
      </varlistentry>

     <varlistentry id="nl-cls-delete">
        <term><command>nl-cls-delete</command></term>
        <listitem>
          <para>
            deletes a classifier
          </para>
          <indexterm zone="libnl nl-cls-delete">
            <primary sortas="b-nl-cls-delete">nl-cls-delete</primary>
          </indexterm>
        </listitem>
      </varlistentry>

     <varlistentry id="nl-cls-list">
        <term><command>nl-cls-list</command></term>
        <listitem>
          <para>
            lists classifiers
          </para>
          <indexterm zone="libnl nl-cls-list">
            <primary sortas="b-nl-cls-list">nl-cls-list</primary>
          </indexterm>
        </listitem>
      </varlistentry>

     <varlistentry id="nl-link-list">
        <term><command>nl-link-list</command></term>
        <listitem>
          <para>
            dumps link attributes
          </para>
          <indexterm zone="libnl nl-link-list">
            <primary sortas="b-nl-link-list">nl-link-list</primary>
          </indexterm>
        </listitem>
      </varlistentry>

     <varlistentry id="nl-pktloc-lookup">
        <term><command>nl-pktloc-lookup</command></term>
        <listitem>
          <para>
            allows the lookup of packet location definitions
          </para>
          <indexterm zone="libnl nl-pktloc-lookup">
            <primary sortas="b-nl-pktloc-lookup">nl-pktloc-lookup</primary>
          </indexterm>
        </listitem>
      </varlistentry>

     <varlistentry id="nl-qdisc-add">
        <term><command>nl-qdisc-add</command></term>
        <listitem>
          <para>
            adds queueing disciplines (qdiscs) in the kernel
          </para>
          <indexterm zone="libnl nl-qdisc-add">
            <primary sortas="b-nl-qdisc-add">nl-qdisc-add</primary>
          </indexterm>
        </listitem>
      </varlistentry>

     <varlistentry id="nl-qdisc-delete">
        <term><command>nl-qdisc-delete</command></term>
        <listitem>
          <para>
             deletes queueing disciplines (qdiscs) in the kernel
          </para>
          <indexterm zone="libnl nl-qdisc-delete">
            <primary sortas="b-nl-qdisc-delete">nl-qdisc-delete</primary>
          </indexterm>
        </listitem>
      </varlistentry>

     <varlistentry id="nl-qdisc-list">
        <term><command>nl-qdisc-list</command></term>
        <listitem>
          <para>
            lists queueing disciplines (qdiscs) in the kernel
          </para>
          <indexterm zone="libnl nl-qdisc-list">
            <primary sortas="b-nl-qdisc-list">nl-qdisc-list</primary>
          </indexterm>
        </listitem>
      </varlistentry>

      <varlistentry id="libnl-lib">
        <term><filename class="libraryfile">libnl*-3.so</filename></term>
        <listitem>
          <para>
            These libraries contain API functions used to access Netlink
            interfaces in Linux kernel
          </para>
          <indexterm zone="libnl libnl-lib">
            <primary sortas="c-libnl">libnl*-3.so</primary>
          </indexterm>
        </listitem>
      </varlistentry>

    </variablelist>

  </sect2>

</sect1>