<?xml version="1.0" encoding="ascii"?> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en"> <head> <title>paramiko.rng.StrongLockingRandomPool</title> <link rel="stylesheet" href="epydoc.css" type="text/css" /> <script type="text/javascript" src="epydoc.js"></script> </head> <body bgcolor="white" text="black" link="blue" vlink="#204080" alink="#204080"> <!-- ==================== NAVIGATION BAR ==================== --> <table class="navbar" border="0" width="100%" cellpadding="0" bgcolor="#a0c0ff" cellspacing="0"> <tr valign="middle"> <!-- Home link --> <th> <a href="paramiko-module.html">Home</a> </th> <!-- Tree link --> <th> <a href="module-tree.html">Trees</a> </th> <!-- Index link --> <th> <a href="identifier-index.html">Indices</a> </th> <!-- Help link --> <th> <a href="help.html">Help</a> </th> <th class="navbar" width="100%"></th> </tr> </table> <table width="100%" cellpadding="0" cellspacing="0"> <tr valign="top"> <td width="100%"> <span class="breadcrumbs"> <a href="paramiko-module.html">Package paramiko</a> :: <a href="paramiko.rng-module.html" onclick="show_private();">Module rng</a> :: Class StrongLockingRandomPool </span> </td> <td> <table cellpadding="0" cellspacing="0"> <!-- hide/show private --> <tr><td align="right"><span class="options" >[<a href="frames.html" target="_top">frames</a >] | <a href="paramiko.rng.StrongLockingRandomPool-class.html" target="_top">no frames</a>]</span></td></tr> </table> </td> </tr> </table> <!-- ==================== CLASS DESCRIPTION ==================== --> <h1 class="epydoc">Class StrongLockingRandomPool</h1><p class="nomargin-top"><span class="codelink"><a href="paramiko.rng-pysrc.html#StrongLockingRandomPool">source code</a></span></p> <pre class="base-tree"> object --+ | <strong class="uidshort">StrongLockingRandomPool</strong> </pre> <hr /> <p>Wrapper around RandomPool guaranteeing strong random numbers.</p> <p>Crypto.Util.randpool.RandomPool will silently operate even if it is seeded with little or no entropy, and it provides no prediction resistance if its state is ever compromised throughout its runtime. It is also not thread-safe.</p> <p>This wrapper augments RandomPool by XORing its output with random bits from the operating system, and by controlling access to the underlying RandomPool using an exclusive lock.</p> <!-- ==================== INSTANCE METHODS ==================== --> <a name="section-InstanceMethods"></a> <table class="summary" border="1" cellpadding="3" cellspacing="0" width="100%" bgcolor="white"> <tr bgcolor="#70b0f0" class="table-header"> <td align="left" colspan="2" class="table-header"> <span class="table-header">Instance Methods</span></td> </tr> <tr> <td width="15%" align="right" valign="top" class="summary"> <span class="summary-type"> </span> </td><td class="summary"> <table width="100%" cellpadding="0" cellspacing="0" border="0"> <tr> <td><span class="summary-sig"><a href="paramiko.rng.StrongLockingRandomPool-class.html#__init__" class="summary-sig-name">__init__</a>(<span class="summary-sig-arg">self</span>, <span class="summary-sig-arg">instance</span>=<span class="summary-sig-default">None</span>)</span><br /> x.__init__(...) initializes x; see x.__class__.__doc__ for signature</td> <td align="right" valign="top"> <span class="codelink"><a href="paramiko.rng-pysrc.html#StrongLockingRandomPool.__init__">source code</a></span> </td> </tr> </table> </td> </tr> <tr> <td width="15%" align="right" valign="top" class="summary"> <span class="summary-type"> </span> </td><td class="summary"> <table width="100%" cellpadding="0" cellspacing="0" border="0"> <tr> <td><span class="summary-sig"><a name="stir"></a><span class="summary-sig-name">stir</span>(<span class="summary-sig-arg">self</span>, <span class="summary-sig-arg">s</span>=<span class="summary-sig-default"><code class="variable-quote">'</code><code class="variable-string"></code><code class="variable-quote">'</code></span>)</span></td> <td align="right" valign="top"> <span class="codelink"><a href="paramiko.rng-pysrc.html#StrongLockingRandomPool.stir">source code</a></span> </td> </tr> </table> </td> </tr> <tr> <td width="15%" align="right" valign="top" class="summary"> <span class="summary-type"> </span> </td><td class="summary"> <table width="100%" cellpadding="0" cellspacing="0" border="0"> <tr> <td><span class="summary-sig"><a name="randomize"></a><span class="summary-sig-name">randomize</span>(<span class="summary-sig-arg">self</span>, <span class="summary-sig-arg">N</span>=<span class="summary-sig-default">0</span>)</span></td> <td align="right" valign="top"> <span class="codelink"><a href="paramiko.rng-pysrc.html#StrongLockingRandomPool.randomize">source code</a></span> </td> </tr> </table> </td> </tr> <tr> <td width="15%" align="right" valign="top" class="summary"> <span class="summary-type"> </span> </td><td class="summary"> <table width="100%" cellpadding="0" cellspacing="0" border="0"> <tr> <td><span class="summary-sig"><a name="add_event"></a><span class="summary-sig-name">add_event</span>(<span class="summary-sig-arg">self</span>, <span class="summary-sig-arg">s</span>=<span class="summary-sig-default"><code class="variable-quote">'</code><code class="variable-string"></code><code class="variable-quote">'</code></span>)</span></td> <td align="right" valign="top"> <span class="codelink"><a href="paramiko.rng-pysrc.html#StrongLockingRandomPool.add_event">source code</a></span> </td> </tr> </table> </td> </tr> <tr> <td width="15%" align="right" valign="top" class="summary"> <span class="summary-type"> </span> </td><td class="summary"> <table width="100%" cellpadding="0" cellspacing="0" border="0"> <tr> <td><span class="summary-sig"><a name="get_bytes"></a><span class="summary-sig-name">get_bytes</span>(<span class="summary-sig-arg">self</span>, <span class="summary-sig-arg">N</span>)</span></td> <td align="right" valign="top"> <span class="codelink"><a href="paramiko.rng-pysrc.html#StrongLockingRandomPool.get_bytes">source code</a></span> </td> </tr> </table> </td> </tr> <tr> <td colspan="2" class="summary"> <p class="indent-wrapped-lines"><b>Inherited from <code>object</code></b>: <code>__delattr__</code>, <code>__getattribute__</code>, <code>__hash__</code>, <code>__new__</code>, <code>__reduce__</code>, <code>__reduce_ex__</code>, <code>__repr__</code>, <code>__setattr__</code>, <code>__str__</code> </p> </td> </tr> </table> <!-- ==================== PROPERTIES ==================== --> <a name="section-Properties"></a> <table class="summary" border="1" cellpadding="3" cellspacing="0" width="100%" bgcolor="white"> <tr bgcolor="#70b0f0" class="table-header"> <td align="left" colspan="2" class="table-header"> <span class="table-header">Properties</span></td> </tr> <tr> <td colspan="2" class="summary"> <p class="indent-wrapped-lines"><b>Inherited from <code>object</code></b>: <code>__class__</code> </p> </td> </tr> </table> <!-- ==================== METHOD DETAILS ==================== --> <a name="section-MethodDetails"></a> <table class="details" border="1" cellpadding="3" cellspacing="0" width="100%" bgcolor="white"> <tr bgcolor="#70b0f0" class="table-header"> <td align="left" colspan="2" class="table-header"> <span class="table-header">Method Details</span></td> </tr> </table> <a name="__init__"></a> <div> <table class="details" border="1" cellpadding="3" cellspacing="0" width="100%" bgcolor="white"> <tr><td> <table width="100%" cellpadding="0" cellspacing="0" border="0"> <tr valign="top"><td> <h3 class="epydoc"><span class="sig"><span class="sig-name">__init__</span>(<span class="sig-arg">self</span>, <span class="sig-arg">instance</span>=<span class="sig-default">None</span>)</span> <br /><em class="fname">(Constructor)</em> </h3> </td><td align="right" valign="top" ><span class="codelink"><a href="paramiko.rng-pysrc.html#StrongLockingRandomPool.__init__">source code</a></span> </td> </tr></table> <p>x.__init__(...) initializes x; see x.__class__.__doc__ for signature</p> <dl class="fields"> <dt>Overrides: object.__init__ <dd><em class="note">(inherited documentation)</em></dd> </dt> </dl> </td></tr></table> </div> <br /> <!-- ==================== NAVIGATION BAR ==================== --> <table class="navbar" border="0" width="100%" cellpadding="0" bgcolor="#a0c0ff" cellspacing="0"> <tr valign="middle"> <!-- Home link --> <th> <a href="paramiko-module.html">Home</a> </th> <!-- Tree link --> <th> <a href="module-tree.html">Trees</a> </th> <!-- Index link --> <th> <a href="identifier-index.html">Indices</a> </th> <!-- Help link --> <th> <a href="help.html">Help</a> </th> <th class="navbar" width="100%"></th> </tr> </table> <table border="0" cellpadding="0" cellspacing="0" width="100%%"> <tr> <td align="left" class="footer"> Generated by Epydoc 3.0.1 on Sun Jul 6 18:30:31 2008 </td> <td align="right" class="footer"> <a target="mainFrame" href="http://epydoc.sourceforge.net" >http://epydoc.sourceforge.net</a> </td> </tr> </table> <script type="text/javascript"> <!-- // Private objects are initially displayed (because if // javascript is turned off then we want them to be // visible); 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