[0c6c35d] | 1 | <?xml version="1.0" encoding="ISO-8859-1"?>
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| 2 | <!DOCTYPE sect1 PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN"
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| 3 | "http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd" [
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| 4 | <!ENTITY % general-entities SYSTEM "../../general.ent">
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| 5 | %general-entities;
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| 6 |
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[8dfc5c3] | 7 | <!ENTITY nettle-download-http "&gnu-http;/nettle/nettle-&nettle-version;.tar.gz">
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| 8 | <!ENTITY nettle-download-ftp "&gnu-ftp;/nettle/nettle-&nettle-version;.tar.gz">
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[f2a6409] | 9 | <!ENTITY nettle-md5sum "e15c5fd5cc901f5dde6a271d7f2320d1">
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[9ade54a3] | 10 | <!ENTITY nettle-size "2.3 MB">
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[f2a6409] | 11 | <!ENTITY nettle-buildsize "90 MB (with tests)">
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[09a464a] | 12 | <!ENTITY nettle-time "0.1 SBU (with tests; both using parallelism=4)">
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[0c6c35d] | 13 | ]>
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| 14 |
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[5eaf9af8] | 15 | <sect1 id="nettle" xreflabel="Nettle-&nettle-version;">
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[0c6c35d] | 16 | <?dbhtml filename="nettle.html"?>
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| 17 |
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| 18 |
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[5eaf9af8] | 19 | <title>Nettle-&nettle-version;</title>
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[0c6c35d] | 20 |
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| 21 | <indexterm zone="nettle">
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[5eaf9af8] | 22 | <primary sortas="a-Nettle">Nettle</primary>
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[0c6c35d] | 23 | </indexterm>
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| 24 |
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| 25 | <sect2 role="package">
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[5eaf9af8] | 26 | <title>Introduction to Nettle</title>
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[0c6c35d] | 27 |
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[5eaf9af8] | 28 | <para>
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[4e0e3828] | 29 | The <application>Nettle</application> package contains a low-level
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[5eaf9af8] | 30 | cryptographic library that is designed to fit easily in many contexts.
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[0c6c35d] | 31 | </para>
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| 32 |
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[09a464a] | 33 | &lfs113_checked;
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[0c6c35d] | 34 |
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| 35 | <bridgehead renderas="sect3">Package Information</bridgehead>
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| 36 | <itemizedlist spacing="compact">
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| 37 | <listitem>
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[5eaf9af8] | 38 | <para>
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| 39 | Download (HTTP): <ulink url="&nettle-download-http;"/>
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| 40 | </para>
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[0c6c35d] | 41 | </listitem>
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| 42 | <listitem>
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[5eaf9af8] | 43 | <para>
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| 44 | Download (FTP): <ulink url="&nettle-download-ftp;"/>
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| 45 | </para>
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[0c6c35d] | 46 | </listitem>
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| 47 | <listitem>
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[5eaf9af8] | 48 | <para>
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| 49 | Download MD5 sum: &nettle-md5sum;
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| 50 | </para>
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[0c6c35d] | 51 | </listitem>
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| 52 | <listitem>
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[5eaf9af8] | 53 | <para>
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| 54 | Download size: &nettle-size;
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| 55 | </para>
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[0c6c35d] | 56 | </listitem>
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| 57 | <listitem>
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[5eaf9af8] | 58 | <para>
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| 59 | Estimated disk space required: &nettle-buildsize;
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| 60 | </para>
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[0c6c35d] | 61 | </listitem>
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| 62 | <listitem>
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[5eaf9af8] | 63 | <para>
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| 64 | Estimated build time: &nettle-time;
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| 65 | </para>
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[0c6c35d] | 66 | </listitem>
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| 67 | </itemizedlist>
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[a2ce753] | 68 |
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[4890200] | 69 | <bridgehead renderas="sect3">Nettle Dependencies</bridgehead>
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| 70 |
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| 71 | <bridgehead renderas="sect4">Optional</bridgehead>
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| 72 | <para role="optional">
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[a2ce753] | 73 | <xref linkend="valgrind"/> (optional for the tests)
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[4890200] | 74 | </para>
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[a2ce753] | 75 |
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[0c6c35d] | 76 | <para condition="html" role="usernotes">User Notes:
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[5eaf9af8] | 77 | <ulink url="&blfs-wiki;/nettle"/>
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| 78 | </para>
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[0c6c35d] | 79 | </sect2>
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| 80 |
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| 81 | <sect2 role="installation">
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[5eaf9af8] | 82 | <title>Installation of Nettle</title>
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[0c6c35d] | 83 |
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[47274444] | 84 | <para>
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| 85 | Install <application>Nettle</application> by running the following
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| 86 | commands:
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| 87 | </para>
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[0c6c35d] | 88 |
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[d45a8367] | 89 | <screen><userinput>./configure --prefix=/usr --disable-static &&
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[0c6c35d] | 90 | make</userinput></screen>
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| 91 |
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[5eaf9af8] | 92 | <para>
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| 93 | To test the results, issue: <command>make check</command>.
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| 94 | </para>
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[0d7900a] | 95 |
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[5eaf9af8] | 96 | <para>
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| 97 | Now, as the <systemitem class="username">root</systemitem> user:
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| 98 | </para>
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[0c6c35d] | 99 |
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| 100 | <screen role="root"><userinput>make install &&
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[fd8f285] | 101 | chmod -v 755 /usr/lib/lib{hogweed,nettle}.so &&
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[d45a8367] | 102 | install -v -m755 -d /usr/share/doc/nettle-&nettle-version; &&
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[0c6c35d] | 103 | install -v -m644 nettle.html /usr/share/doc/nettle-&nettle-version;</userinput></screen>
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| 104 |
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| 105 | </sect2>
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| 106 |
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[d45a8367] | 107 | <sect2 role="commands">
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| 108 | <title>Command Explanations</title>
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| 109 |
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| 110 | <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
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| 111 | href="../../xincludes/static-libraries.xml"/>
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| 112 |
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| 113 | </sect2>
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| 114 |
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[0c6c35d] | 115 | <sect2 role="content">
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| 116 | <title>Contents</title>
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| 117 |
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| 118 | <segmentedlist>
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| 119 | <segtitle>Installed Programs</segtitle>
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[5eaf9af8] | 120 | <segtitle>Installed Libraries</segtitle>
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| 121 | <segtitle>Installed Directory</segtitle>
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[0c6c35d] | 122 |
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| 123 | <seglistitem>
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[5eaf9af8] | 124 | <seg>
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[b9abcb5] | 125 | nettle-hash, nettle-lfib-stream, nettle-pbkdf2,
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| 126 | pkcs1-conv and sexp-conv
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[5eaf9af8] | 127 | </seg>
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| 128 | <seg>
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[d45a8367] | 129 | libhogweed.so and libnettle.so
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[5eaf9af8] | 130 | </seg>
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| 131 | <seg>
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[b9abcb5] | 132 | /usr/include/nettle and /usr/share/doc/nettle-&nettle-version;
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[5eaf9af8] | 133 | </seg>
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[0c6c35d] | 134 | </seglistitem>
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| 135 | </segmentedlist>
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| 136 |
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| 137 | <variablelist>
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| 138 | <bridgehead renderas="sect3">Short Descriptions</bridgehead>
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| 139 | <?dbfo list-presentation="list"?>
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| 140 | <?dbhtml list-presentation="table"?>
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| 141 |
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| 142 | <varlistentry id="nettle-hash">
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| 143 | <term><command>nettle-hash</command></term>
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| 144 | <listitem>
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[5eaf9af8] | 145 | <para>
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[4c24eb0a] | 146 | calculates a hash value using a specified algorithm
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[5eaf9af8] | 147 | </para>
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[0c6c35d] | 148 | <indexterm zone="nettle nettle-hash">
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| 149 | <primary sortas="b-nettle-hash">nettle-hash</primary>
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| 150 | </indexterm>
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| 151 | </listitem>
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| 152 | </varlistentry>
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| 153 |
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| 154 | <varlistentry id="nettle-lfib-stream">
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| 155 | <term><command>nettle-lfib-stream</command></term>
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| 156 | <listitem>
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[5eaf9af8] | 157 | <para>
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[b9abcb5] | 158 | outputs a sequence of pseudorandom (non-cryptographic) bytes,
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| 159 | using Knuth's lagged fibonacci generator. The stream is useful for
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| 160 | testing, but should not be used to generate cryptographic keys or
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[4c24eb0a] | 161 | anything else that needs real randomness
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[5eaf9af8] | 162 | </para>
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[0c6c35d] | 163 | <indexterm zone="nettle nettle-lfib-stream">
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| 164 | <primary sortas="b-nettle-lfib-stream">nettle-lfib-stream</primary>
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| 165 | </indexterm>
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| 166 | </listitem>
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| 167 | </varlistentry>
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| 168 |
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[b9abcb5] | 169 | <varlistentry id="nettle-pbkdf2">
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| 170 | <term><command>nettle-pbkdf2</command></term>
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| 171 | <listitem>
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| 172 | <para>
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[a2ce753] | 173 | is a password-based key derivation function that takes a password
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| 174 | or a passphrase as input and returns a strengthened password,
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| 175 | which is protected against pre-computation attacks by using
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| 176 | salting and other expensive computations.
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[b9abcb5] | 177 | </para>
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| 178 | <indexterm zone="nettle nettle-pbkdf2">
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| 179 | <primary sortas="b-nettle-pbkdf2">nettle-pbkdf2</primary>
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| 180 | </indexterm>
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| 181 | </listitem>
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| 182 | </varlistentry>
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| 183 |
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[0c6c35d] | 184 | <varlistentry id="pkcs1-conv">
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| 185 | <term><command>pkcs1-conv</command></term>
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| 186 | <listitem>
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[5eaf9af8] | 187 | <para>
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| 188 | converts private and public RSA keys from PKCS #1 format to
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[4c24eb0a] | 189 | sexp format
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[5eaf9af8] | 190 | </para>
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[0c6c35d] | 191 | <indexterm zone="nettle pkcs1-conv">
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| 192 | <primary sortas="b-pkcs1-conv">pkcs1-conv</primary>
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| 193 | </indexterm>
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| 194 | </listitem>
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| 195 | </varlistentry>
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| 196 |
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| 197 | <varlistentry id="sexp-conv">
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| 198 | <term><command>sexp-conv</command></term>
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| 199 | <listitem>
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[5eaf9af8] | 200 | <para>
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[4c24eb0a] | 201 | converts an s-expression to a different encoding
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[5eaf9af8] | 202 | </para>
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[0c6c35d] | 203 | <indexterm zone="nettle sexp-conv">
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| 204 | <primary sortas="b-sexp-conv">sexp-conv</primary>
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| 205 | </indexterm>
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| 206 | </listitem>
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| 207 | </varlistentry>
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| 208 |
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| 209 | </variablelist>
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| 210 |
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| 211 | </sect2>
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| 212 |
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| 213 | </sect1>
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