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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7 | <!ENTITY openssl-download-http "http://www.openssl.org/source/openssl-&openssl-version;.tar.gz">
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8 | <!ENTITY openssl-download-ftp "ftp://ftp.openssl.org/source/openssl-&openssl-version;.tar.gz">
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9 | <!ENTITY openssl-md5sum "acf70a16359bf3658bdfb74bda1c4419">
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10 | <!ENTITY openssl-size "3.2 MB">
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11 | <!ENTITY openssl-buildsize "40 MB">
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12 | <!ENTITY openssl-time "1.2 SBU (additional 0.5 SBU to run the test suite)">
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13 | ]>
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14 |
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15 | <sect1 id="openssl" xreflabel="OpenSSL-&openssl-version;">
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16 | <?dbhtml filename="openssl.html"?>
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17 |
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18 | <sect1info>
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19 | <othername>$LastChangedBy$</othername>
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20 | <date>$Date$</date>
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21 | </sect1info>
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22 |
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23 | <title>OpenSSL-&openssl-version;</title>
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24 |
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25 | <indexterm zone="openssl">
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26 | <primary sortas="a-OpenSSL">OpenSSL</primary>
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27 | </indexterm>
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28 |
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29 | <sect2 role="package">
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30 | <title>Introduction to OpenSSL</title>
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31 |
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32 | <para>The <application>OpenSSL</application> package contains management
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33 | tools and libraries relating to cryptography. These are useful for
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34 | providing cryptography functions to other packages, notably
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35 | <application>OpenSSH</application>, email applications and web browsers
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36 | (for accessing HTTPS sites).</para>
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37 |
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38 | <bridgehead renderas="sect3">Package Information</bridgehead>
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39 | <itemizedlist spacing="compact">
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40 | <listitem>
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41 | <para>Download (HTTP): <ulink url="&openssl-download-http;"/></para>
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42 | </listitem>
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43 | <listitem>
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44 | <para>Download (FTP): <ulink url="&openssl-download-ftp;"/></para>
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45 | </listitem>
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46 | <listitem>
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47 | <para>Download MD5 sum: &openssl-md5sum;</para>
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48 | </listitem>
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49 | <listitem>
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50 | <para>Download size: &openssl-size;</para>
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51 | </listitem>
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52 | <listitem>
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53 | <para>Estimated disk space required: &openssl-buildsize;</para>
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54 | </listitem>
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55 | <listitem>
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56 | <para>Estimated build time: &openssl-time;</para>
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57 | </listitem>
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58 | </itemizedlist>
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59 |
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60 | <bridgehead renderas="sect3">Additional Downloads</bridgehead>
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61 | <itemizedlist spacing='compact'>
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62 | <listitem>
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63 | <para>Required patch: <ulink
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64 | url="&patch-root;/openssl-&openssl-version;-fix_manpages-1.patch"/></para>
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65 | </listitem>
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66 | </itemizedlist>
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67 |
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68 | <bridgehead renderas="sect3">OpenSSL Dependencies</bridgehead>
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69 |
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70 | <bridgehead renderas="sect4">Optional</bridgehead>
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71 | <para role="optional"><xref linkend="bc"/> (recommended
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72 | if you run the test suite during the build)</para>
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73 |
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74 | <para condition="html" role="usernotes">User Notes:
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75 | <ulink url='&blfs-wiki;/OpenSSL'/></para>
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76 |
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77 | </sect2>
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78 |
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79 | <sect2 role="installation">
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80 | <title>Installation of OpenSSL</title>
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81 |
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82 | <para>Install <application>OpenSSL</application> by running
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83 | the following commands:</para>
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84 |
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85 | <screen><userinput>patch -Np1 -i ../openssl-&openssl-version;-fix_manpages-1.patch &&
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86 | ./config --openssldir=/etc/ssl --prefix=/usr shared &&
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87 | make MANDIR=/usr/share/man</userinput></screen>
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88 |
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89 | <para>To test the results, issue: <command>make test</command>.</para>
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90 |
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91 | <para>Now, as the <systemitem class="username">root</systemitem> user:</para>
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92 |
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93 | <screen role="root"><userinput>make MANDIR=/usr/share/man install &&
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94 | cp -v -r certs /etc/ssl &&
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95 | install -v -d -m755 /usr/share/doc/openssl-&openssl-version; &&
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96 | cp -v -r doc/{HOWTO,README,*.{txt,html,gif}} \
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97 | /usr/share/doc/openssl-&openssl-version;</userinput></screen>
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98 |
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99 | </sect2>
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100 |
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101 | <sect2 role="commands">
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102 | <title>Command Explanations</title>
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103 |
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104 | <para><option>no-rc5 no-idea</option>: When added to the
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105 | <command>./config</command> command, this will eliminate the building
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106 | of those encryption methods. Patent licenses may be needed for you to
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107 | utilize either of those methods in your projects.</para>
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108 |
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109 | <para><option>enable-tlsext</option>: When added to the
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110 | <command>./config</command> command, this switch will enable TLS
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111 | Extensions. Currently this is only RFC 3546 and 4507bis for Server Name
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112 | Indication. This allows the use of multiple SSL certificates with multiple
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113 | virtual hosts in Apache, while using only one IP address and one port for
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114 | all virtual hosts.</para>
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115 |
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116 | <para><command>make MANDIR=/usr/share/man; make MANDIR=/usr/share/man
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117 | install</command>: These commands install
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118 | <application>OpenSSL</application> with the man pages in
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119 | <filename class='directory'>/usr/share/man</filename> instead of
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120 | <filename class='directory'>/etc/ssl/man</filename>.</para>
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121 |
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122 | <para><command>cp -v -r certs /etc/ssl</command>: The certificates must
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123 | be copied manually as the default installation skips this step.</para>
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124 |
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125 | </sect2>
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126 |
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127 | <sect2 role="configuration">
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128 | <title>Configuring OpenSSL</title>
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129 |
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130 | <sect3 id="openssl-config">
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131 | <title>Config Files</title>
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132 |
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133 | <para><filename>/etc/ssl/openssl.cnf</filename></para>
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134 |
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135 | <indexterm zone="openssl openssl-config">
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136 | <primary sortas="e-etc-ssl-openssl.cnf">/etc/ssl/openssl.cnf</primary>
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137 | </indexterm>
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138 |
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139 | </sect3>
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140 |
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141 | <sect3>
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142 | <title>Configuration Information</title>
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143 |
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144 | <para>Most people who just want to use <application>OpenSSL</application>
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145 | for providing functions to other programs such as
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146 | <application>OpenSSH</application> and web browsers won't need to worry
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147 | about configuring <application>OpenSSL</application>. Configuring
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148 | <application>OpenSSL</application> is an advanced topic and so those
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149 | who do would normally be expected to either know how to do it or to be
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150 | able to find out how to do it.</para>
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151 |
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152 | </sect3>
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153 |
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154 | </sect2>
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155 |
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156 | <sect2 role="content">
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157 | <title>Contents</title>
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158 |
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159 | <segmentedlist>
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160 | <segtitle>Installed Programs</segtitle>
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161 | <segtitle>Installed Libraries</segtitle>
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162 | <segtitle>Installed Directories</segtitle>
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163 |
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164 | <seglistitem>
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165 | <seg>c_rehash and openssl</seg>
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166 | <seg>libcrypto.{so,a}, libssl.{so,a}, and additional encryption
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167 | libraries in /usr/lib/engines/ (lib4758cca.so, libaep.so,
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168 | libatalla.so, libchil.so, libcswift.so, libgmp.so, libnuron.so,
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169 | libsureware.so and libubsec.so)</seg>
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170 | <seg>/etc/ssl, /usr/include/ssl, /usr/lib/engines
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171 | and /usr/share/doc/openssl-&openssl-version;</seg>
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172 | </seglistitem>
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173 | </segmentedlist>
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174 |
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175 | <variablelist>
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176 | <bridgehead renderas="sect3">Short Descriptions</bridgehead>
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177 | <?dbfo list-presentation="list"?>
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178 | <?dbhtml list-presentation="table"?>
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179 |
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180 | <varlistentry id="c_rehash">
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181 | <term><command>c_rehash</command></term>
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182 | <listitem>
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183 | <para>is a <application>Perl</application> script that scans
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184 | all files in a directory and adds symbolic links to their hash
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185 | values.</para>
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186 | <indexterm zone="openssl c_rehash">
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187 | <primary sortas="b-c_rehash">c_rehash</primary>
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188 | </indexterm>
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189 | </listitem>
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190 | </varlistentry>
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191 |
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192 | <varlistentry id="openssl-prog">
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193 | <term><command>openssl</command></term>
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194 | <listitem>
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195 | <para>is a command-line tool for using the various cryptography
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196 | functions of <application>OpenSSL</application>'s crypto
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197 | library from the shell. It can be used for various functions which are
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198 | documented in <command>man 1 openssl</command>.</para>
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199 | <indexterm zone="openssl openssl-prog">
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200 | <primary sortas="b-openssl">openssl</primary>
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201 | </indexterm>
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202 | </listitem>
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203 | </varlistentry>
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204 |
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205 | <varlistentry id="libcrypto">
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206 | <term><filename class='libraryfile'>libcrypto.{so,a}</filename></term>
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207 | <listitem>
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208 | <para>implements a wide range of cryptographic algorithms used in
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209 | various Internet standards. The services provided by this library
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210 | are used by the <application>OpenSSL</application> implementations of
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211 | SSL, TLS and S/MIME, and they have also been used to implement
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212 | <application>OpenSSH</application>, <application>OpenPGP</application>,
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213 | and other cryptographic standards.</para>
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214 | <indexterm zone="openssl libcrypto">
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215 | <primary sortas="c-libcrypto">libcrypto.{so,a}</primary>
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216 | </indexterm>
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217 | </listitem>
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218 | </varlistentry>
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219 |
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220 | <varlistentry id="libssl">
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221 | <term><filename class='libraryfile'>libssl.{so,a}</filename></term>
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222 | <listitem>
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223 | <para>implements the Secure Sockets Layer (SSL v2/v3) and Transport
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224 | Layer Security (TLS v1) protocols. It provides a rich API, documentation
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225 | on which can be found by running <command>man 3 ssl</command>.</para>
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226 | <indexterm zone="openssl libssl">
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227 | <primary sortas="c-libssl">libssl.{so,a}</primary>
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228 | </indexterm>
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229 | </listitem>
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230 | </varlistentry>
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231 |
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232 | </variablelist>
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233 |
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234 | </sect2>
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235 |
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236 | </sect1>
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