source: general/genlib/openssl.xml@ 24a7f96

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Last change on this file since 24a7f96 was 24a7f96, checked in by Igor Živković <igor@…>, 17 years ago

OpenSSL: added a sed command fixing non-existent libfips installation,
contributed by David Jensen.

git-svn-id: svn://svn.linuxfromscratch.org/BLFS/trunk/BOOK@2946 af4574ff-66df-0310-9fd7-8a98e5e911e0

  • Property mode set to 100644
File size: 8.9 KB
Line 
1<?xml version="1.0" encoding="ISO-8859-1"?>
2<!DOCTYPE sect1 PUBLIC "-//OASIS//DTD DocBook XML V4.3//EN"
3 "http://www.oasis-open.org/docbook/xml/4.3/docbookx.dtd" [
4 <!ENTITY % general-entities SYSTEM "../../general.ent">
5 %general-entities;
6
7
8<!ENTITY openssl-download-http "http://www.openssl.org/source/openssl-&openssl-version;.tar.gz">
9<!ENTITY openssl-download-ftp "ftp://ftp.openssl.org/source/openssl-&openssl-version;.tar.gz">
10<!ENTITY openssl-size "3.0 MB">
11<!ENTITY openssl-buildsize "35 MB">
12<!ENTITY openssl-time "1.16 SBU">
13
14]>
15
16<sect1 id="openssl" xreflabel="OpenSSL-&openssl-version;">
17<sect1info>
18<othername>$LastChangedBy$</othername>
19<date>$Date$</date>
20</sect1info>
21<?dbhtml filename="openssl.html"?>
22<title>OpenSSL-&openssl-version;</title>
23
24
25<sect2>
26<title>Introduction to <application>Open<acronym>SSL</acronym></application>
27</title>
28
29<para>The <application>Open<acronym>SSL</acronym></application> package contains
30management tools and libraries relating to cryptography. These are useful for
31providing cryptography functions to other packages, notably
32<application>OpenSSH</application>, email applications and web browsers (for
33accessing <acronym>HTTPS</acronym> sites).</para>
34
35<sect3><title>Package information</title>
36<itemizedlist spacing='compact'>
37<listitem><para>Download (HTTP): <ulink url="&openssl-download-http;"/></para></listitem>
38<listitem><para>Download (FTP): <ulink url="&openssl-download-ftp;"/></para></listitem>
39<listitem><para>Download size: &openssl-size;</para></listitem>
40<listitem><para>Estimated Disk space required: &openssl-buildsize;</para></listitem>
41<listitem><para>Estimated build time: &openssl-time;</para></listitem></itemizedlist>
42</sect3>
43
44<sect3><title><application>Open<acronym>SSL</acronym></application>
45dependencies</title>
46<sect4><title>Optional</title>
47<para><xref linkend="bc"/> (recommended
48if you run the test suite during the build)</para></sect4>
49</sect3>
50
51</sect2>
52
53<sect2>
54<title>Installation of <application>Open<acronym>SSL</acronym></application>
55</title>
56
57<para>Install <application>Open<acronym>SSL</acronym></application> by running
58the following commands:</para>
59
60<screen><userinput><command>sed 's/^passwd/openssl-passwd/' doc/apps/passwd.pod \
61 > doc/apps/openssl-passwd.pod &amp;&amp;
62rm doc/apps/passwd.pod &amp;&amp;
63mv doc/crypto/{,openssl_}threads.pod &amp;&amp;
64./config --openssldir=/etc/ssl --prefix=/usr shared &amp;&amp;
65sed -i 's%SHLIBDIRS= fips crypto ssl%SHLIBDIRS= crypto ssl%g' Makefile &amp;&amp;
66make MANDIR=/usr/share/man &amp;&amp;
67make MANDIR=/usr/share/man install &amp;&amp;
68cp -r certs /etc/ssl</command></userinput></screen>
69
70</sect2>
71
72<sect2>
73<title>Command explanations</title>
74
75<para><option>no-rc5 no-idea</option>: When added to the
76<command>./config</command> command, this will eliminate the building of those
77encryption methods. Patent licenses may be needed for you to utilize either of
78those methods in your projects.</para>
79
80<para><command>rm doc/apps/passwd.pod</command>: This command prevents
81<application>Open<acronym>SSL</acronym></application> from installing its
82passwd man page over an existing man page with the same name.</para>
83
84<para><command>mv doc/crypto/{,openssl_}threads.pod</command>: This
85commands prevents <application>Open<acronym>SSL</acronym></application> from
86overwriting an existing man page from <application>Perl</application>.</para>
87
88<para><command>sed -i 's%SHLIBDIRS= fips crypto ssl%SHLIBDIRS= crypto ssl%g' Makefile</command>:
89This command prevents installation of the non-existent <filename
90class="libraryfile">libfips</filename> library.</para>
91
92<para><screen><command>make MANDIR=/usr/share/man
93make MANDIR=/usr/share/man install</command></screen> These
94commands install <application>Open<acronym>SSL</acronym></application> with the
95man pages in <filename class='directory'>/usr/share/man</filename> instead of
96the default which is <filename class='directory'>/etc/ssl/man</filename>.</para>
97
98<para><command>cp -r certs /etc/ssl</command>: The certificates must be copied
99manually since the install script skips this step.</para>
100
101</sect2>
102
103<sect2>
104<title>Configuring <application>OpenSSL</application></title>
105
106<sect3><title>Config files</title>
107<para><filename>/etc/ssl/openssl.cnf</filename></para>
108</sect3>
109
110<sect3><title>Configuration Information</title>
111
112<para>Most people who just want to use
113<application>Open<acronym>SSL</acronym></application> for providing functions
114to other programs such as <application>Open<acronym>SSH</acronym></application>
115and web browsers won't need to worry about configuring
116<application>Open<acronym>SSL</acronym></application>. Configuring
117<application>Open<acronym>SSL</acronym></application> is an advanced topic and
118so those who do would normally be expected to either know how to do it
119or to be able to find out how to do it.</para>
120</sect3>
121
122</sect2>
123
124<sect2>
125<title>Contents</title>
126
127<para>The <application>Open<acronym>SSL</acronym></application> package
128contains <command>c_rehash</command>, <command>openssl</command>,
129<filename class='libraryfile'>libcrypto</filename> libraries and
130<filename class='libraryfile'>libssl</filename> libraries.</para>
131
132</sect2>
133
134<sect2><title>Description</title>
135
136<sect3><title>c_rehash</title>
137
138<para><command>c_rehash</command> is a <application>Perl</application> script
139that scans all files in a directory and adds symbolic links to their hash
140values.</para>
141
142</sect3>
143
144<sect3><title>openssl</title>
145
146<para>The <command>openssl</command> program is a command-line tool for using
147the various cryptography functions of
148<application>Open<acronym>SSL</acronym></application>'s
149crypto library from the shell. It can be used for various functions which are
150documented in <command>man 1 openssl</command>.</para>
151
152</sect3>
153
154<sect3><title>libcrypto</title>
155
156<para>The <application>Open<acronym>SSL</acronym></application> crypto library
157implements a wide range of cryptographic algorithms used in various Internet
158standards. The services provided by this library are used by the
159<application>Open<acronym>SSL</acronym></application> implementations of
160<acronym>SSL</acronym>, <acronym>TLS</acronym> and <acronym>S/MIME</acronym>,
161and they have also been used to implement
162<application>Open<acronym>SSH</acronym></application>,
163<application>Open<acronym>PGP</acronym></application>, and other cryptographic
164standards.</para>
165
166</sect3>
167
168<sect3><title>libssl</title>
169
170<para>The <application>Open<acronym>SSL</acronym></application>
171<acronym>SSL</acronym> library implements the Secure Sockets Layer
172(<acronym>SSL</acronym> v2/v3) and Transport Layer Security
173(<acronym>TLS</acronym> v1) protocols. It provides a rich
174<acronym>API</acronym>, documentation on which can be found by running
175<command>man 3 ssl</command>.</para>
176
177</sect3>
178
179</sect2>
180
181</sect1>
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