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1<!-- 2 - Copyright (C) 2004-2012 Internet Systems Consortium, Inc. ("ISC") 3 - Copyright (C) 2000-2003 Internet Software Consortium. 4 - 5 - Permission to use, copy, modify, and/or distribute this software for any 6 - purpose with or without fee is hereby granted, provided that the above 7 - copyright notice and this permission notice appear in all copies. 8 - 9 - THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH 10 - REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY 11 - AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT, 12 - INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM 13 - LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE 14 - OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR 15 - PERFORMANCE OF THIS SOFTWARE. 16--> 17<!-- $Id$ --> 18<html> 19<head> 20<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1"> 21<title>genrandom</title> 22<meta name="generator" content="DocBook XSL Stylesheets V1.71.1"> 23<link rel="start" href="Bv9ARM.html" title="BIND 9 Administrator Reference Manual"> 24<link rel="up" href="Bv9ARM.ch10.html" title="Manual pages"> 25<link rel="prev" href="man.arpaname.html" title="arpaname"> 26<link rel="next" href="man.isc-hmac-fixup.html" title="isc-hmac-fixup"> 27</head> 28<body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF"> 29<div class="navheader"> 30<table width="100%" summary="Navigation header"> 31<tr><th colspan="3" align="center"><span class="application">genrandom</span></th></tr> 32<tr> 33<td width="20%" align="left"> 34<a accesskey="p" href="man.arpaname.html">Prev</a> </td> 35<th width="60%" align="center">Manual pages</th> 36<td width="20%" align="right"> <a accesskey="n" href="man.isc-hmac-fixup.html">Next</a> 37</td> 38</tr> 39</table> 40<hr> 41</div> 42<div class="refentry" lang="en"> 43<a name="man.genrandom"></a><div class="titlepage"></div> 44<div class="refnamediv"> 45<h2>Name</h2> 46<p><span class="application">genrandom</span> — generate a file containing random data</p> 47</div> 48<div class="refsynopsisdiv"> 49<h2>Synopsis</h2> 50<div class="cmdsynopsis"><p><code class="command">genrandom</code> [<code class="option">-n <em class="replaceable"><code>number</code></em></code>] {<em class="replaceable"><code>size</code></em>} {<em class="replaceable"><code>filename</code></em>}</p></div> 51</div> 52<div class="refsect1" lang="en"> 53<a name="id2652195"></a><h2>DESCRIPTION</h2> 54<p> 55 <span><strong class="command">genrandom</strong></span> 56 generates a file or a set of files containing a specified quantity 57 of pseudo-random data, which can be used as a source of entropy for 58 other commands on systems with no random device. 59 </p> 60</div> 61<div class="refsect1" lang="en"> 62<a name="id2652210"></a><h2>ARGUMENTS</h2> 63<div class="variablelist"><dl> 64<dt><span class="term">-n <em class="replaceable"><code>number</code></em></span></dt> 65<dd><p> 66 In place of generating one file, generates <code class="option">number</code> 67 (from 2 to 9) files, appending <code class="option">number</code> to the name. 68 </p></dd> 69<dt><span class="term">size</span></dt> 70<dd><p> 71 The size of the file, in kilobytes, to generate. 72 </p></dd> 73<dt><span class="term">filename</span></dt> 74<dd><p> 75 The file name into which random data should be written. 76 </p></dd> 77</dl></div> 78</div> 79<div class="refsect1" lang="en"> 80<a name="id2652270"></a><h2>SEE ALSO</h2> 81<p> 82 <span class="citerefentry"><span class="refentrytitle">rand</span>(3)</span>, 83 <span class="citerefentry"><span class="refentrytitle">arc4random</span>(3)</span> 84 </p> 85</div> 86<div class="refsect1" lang="en"> 87<a name="id2652980"></a><h2>AUTHOR</h2> 88<p><span class="corpauthor">Internet Systems Consortium</span> 89 </p> 90</div> 91</div> 92<div class="navfooter"> 93<hr> 94<table width="100%" summary="Navigation footer"> 95<tr> 96<td width="40%" align="left"> 97<a accesskey="p" href="man.arpaname.html">Prev</a> </td> 98<td width="20%" align="center"><a accesskey="u" href="Bv9ARM.ch10.html">Up</a></td> 99<td width="40%" align="right"> <a accesskey="n" href="man.isc-hmac-fixup.html">Next</a> 100</td> 101</tr> 102<tr> 103<td width="40%" align="left" valign="top"> 104<span class="application">arpaname</span> </td> 105<td width="20%" align="center"><a accesskey="h" href="Bv9ARM.html">Home</a></td> 106<td width="40%" align="right" valign="top"> <span class="application">isc-hmac-fixup</span> 107</td> 108</tr> 109</table> 110</div> 111</body> 112</html>