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