genrandom.docbook revision 0c27b3fe77ac1d5094ba3521e8142d9e7973133f
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<info>
<date>2011-08-08</date>
</info>
<refentryinfo>
<corpname>ISC</corpname>
<corpauthor>Internet Systems Consortium, Inc.</corpauthor>
</refentryinfo>
<refmeta>
<refentrytitle><application>genrandom</application></refentrytitle>
<manvolnum>8</manvolnum>
<refmiscinfo>BIND9</refmiscinfo>
</refmeta>
<refnamediv>
<refname><application>genrandom</application></refname>
<refpurpose>generate a file containing random data</refpurpose>
</refnamediv>
<docinfo>
<copyright>
<year>2009</year>
<year>2010</year>
<year>2011</year>
<year>2014</year>
<year>2015</year>
<year>2016</year>
<holder>Internet Systems Consortium, Inc. ("ISC")</holder>
</copyright>
</docinfo>
<refsynopsisdiv>
<cmdsynopsis sepchar=" ">
<command>genrandom</command>
<arg choice="opt" rep="norepeat"><option>-n <replaceable class="parameter">number</replaceable></option></arg>
<arg choice="req" rep="norepeat"><replaceable class="parameter">size</replaceable></arg>
<arg choice="req" rep="norepeat"><replaceable class="parameter">filename</replaceable></arg>
</cmdsynopsis>
</refsynopsisdiv>
<refsection><info><title>DESCRIPTION</title></info>
<para>
<command>genrandom</command>
generates a file or a set of files containing a specified quantity
of pseudo-random data, which can be used as a source of entropy for
other commands on systems with no random device.
</para>
</refsection>
<refsection><info><title>ARGUMENTS</title></info>
<variablelist>
<varlistentry>
<term>-n <replaceable class="parameter">number</replaceable></term>
<listitem>
<para>
In place of generating one file, generates <option>number</option>
(from 2 to 9) files, appending <option>number</option> to the name.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term>size</term>
<listitem>
<para>
The size of the file, in kilobytes, to generate.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term>filename</term>
<listitem>
<para>
The file name into which random data should be written.
</para>
</listitem>
</varlistentry>
</variablelist>
</refsection>
<refsection><info><title>SEE ALSO</title></info>
<para>
<citerefentry>
<refentrytitle>rand</refentrytitle><manvolnum>3</manvolnum>
</citerefentry>,
<citerefentry>
<refentrytitle>arc4random</refentrytitle><manvolnum>3</manvolnum>
</citerefentry>
</para>
</refsection>
</refentry>