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+<?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>Crypto.Util.asn1.DerObject</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 ==================== -->
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+ </tr></table></th>
+ </tr>
+</table>
+<table width="100%" cellpadding="0" cellspacing="0">
+ <tr valign="top">
+ <td width="100%">
+ <span class="breadcrumbs">
+ <a href="Crypto-module.html">Package&nbsp;Crypto</a> ::
+ <a href="Crypto.Util-module.html">Package&nbsp;Util</a> ::
+ <a href="Crypto.Util.asn1-module.html">Module&nbsp;asn1</a> ::
+ Class&nbsp;DerObject
+ </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
+ >]&nbsp;|&nbsp;<a href="Crypto.Util.asn1.DerObject-class.html"
+ target="_top">no&nbsp;frames</a>]</span></td></tr>
+ </table>
+ </td>
+ </tr>
+</table>
+<!-- ==================== CLASS DESCRIPTION ==================== -->
+<h1 class="epydoc">Class DerObject</h1><p class="nomargin-top"></p>
+<dl><dt>Known Subclasses:</dt>
+<dd>
+ <ul class="subclass-list">
+<li><a href="Crypto.Util.asn1.DerInteger-class.html">DerInteger</a></li><li>, <a href="Crypto.Util.asn1.DerNull-class.html">DerNull</a></li><li>, <a href="Crypto.Util.asn1.DerObjectId-class.html">DerObjectId</a></li><li>, <a href="Crypto.Util.asn1.DerOctetString-class.html">DerOctetString</a></li><li>, <a href="Crypto.Util.asn1.DerSequence-class.html">DerSequence</a></li> </ul>
+</dd></dl>
+
+<hr />
+<p>Base class for defining a single DER object.</p>
+<p>Instantiate this class ONLY when you have to decode a DER element.</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">&nbsp;</span>
+ </td><td class="summary">
+ <table width="100%" cellpadding="0" cellspacing="0" border="0">
+ <tr>
+ <td><span class="summary-sig"><a href="Crypto.Util.asn1.DerObject-class.html#__init__" class="summary-sig-name">__init__</a>(<span class="summary-sig-arg">self</span>,
+ <span class="summary-sig-arg">ASN1Type</span>=<span class="summary-sig-default">None</span>,
+ <span class="summary-sig-arg">payload</span>=<span class="summary-sig-default"><code class="variable-quote">'</code><code class="variable-string"></code><code class="variable-quote">'</code></span>)</span><br />
+ Initialize the DER object according to a specific type.</td>
+ <td align="right" valign="top">
+
+
+ </td>
+ </tr>
+ </table>
+
+ </td>
+ </tr>
+<tr>
+ <td width="15%" align="right" valign="top" class="summary">
+ <span class="summary-type">&nbsp;</span>
+ </td><td class="summary">
+ <table width="100%" cellpadding="0" cellspacing="0" border="0">
+ <tr>
+ <td><span class="summary-sig"><a name="isType"></a><span class="summary-sig-name">isType</span>(<span class="summary-sig-arg">self</span>,
+ <span class="summary-sig-arg">ASN1Type</span>)</span></td>
+ <td align="right" valign="top">
+
+
+ </td>
+ </tr>
+ </table>
+
+ </td>
+ </tr>
+<tr>
+ <td width="15%" align="right" valign="top" class="summary">
+ <span class="summary-type">&nbsp;</span>
+ </td><td class="summary">
+ <table width="100%" cellpadding="0" cellspacing="0" border="0">
+ <tr>
+ <td><span class="summary-sig"><a name="encode"></a><span class="summary-sig-name">encode</span>(<span class="summary-sig-arg">self</span>)</span><br />
+ Return a complete DER element, fully encoded as a TLV.</td>
+ <td align="right" valign="top">
+
+
+ </td>
+ </tr>
+ </table>
+
+ </td>
+ </tr>
+<tr>
+ <td width="15%" align="right" valign="top" class="summary">
+ <span class="summary-type">&nbsp;</span>
+ </td><td class="summary">
+ <table width="100%" cellpadding="0" cellspacing="0" border="0">
+ <tr>
+ <td><span class="summary-sig"><a href="Crypto.Util.asn1.DerObject-class.html#decode" class="summary-sig-name">decode</a>(<span class="summary-sig-arg">self</span>,
+ <span class="summary-sig-arg">derEle</span>,
+ <span class="summary-sig-arg">noLeftOvers</span>=<span class="summary-sig-default">0</span>)</span><br />
+ Decode a complete DER element, and re-initializes this
+object with it.</td>
+ <td align="right" valign="top">
+
+
+ </td>
+ </tr>
+ </table>
+
+ </td>
+ </tr>
+</table>
+<!-- ==================== CLASS VARIABLES ==================== -->
+<a name="section-ClassVariables"></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">Class Variables</span></td>
+</tr>
+<tr>
+ <td width="15%" align="right" valign="top" class="summary">
+ <span class="summary-type">&nbsp;</span>
+ </td><td class="summary">
+ <a href="Crypto.Util.asn1.DerObject-class.html#typeTags" class="summary-name">typeTags</a> = <code title="{'BIT STRING': 3,
+ 'INTEGER': 2,
+ 'NULL': 5,
+ 'OBJECT IDENTIFIER': 6,
+ 'OCTET STRING': 4,
+ 'SEQUENCE': 48}"><code class="variable-group">{</code><code class="variable-quote">'</code><code class="variable-string">BIT STRING</code><code class="variable-quote">'</code><code class="variable-op">: </code>3<code class="variable-op">, </code><code class="variable-quote">'</code><code class="variable-string">INTEGER</code><code class="variable-quote">'</code><code class="variable-op">: </code>2<code class="variable-op">, </code><code class="variable-quote">'</code><code class="variable-string">NULL</code><code class="variable-quote">'</code><code class="variable-op">: </code>5<code class="variable-op">, </code><code class="variable-quote">'</code><code class="variable-string">OBJECT </code><code class="variable-ellipsis">...</code></code>
+ </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">ASN1Type</span>=<span class="sig-default">None</span>,
+ <span class="sig-arg">payload</span>=<span class="sig-default"><code class="variable-quote">'</code><code class="variable-string"></code><code class="variable-quote">'</code></span>)</span>
+ <br /><em class="fname">(Constructor)</em>
+ </h3>
+ </td><td align="right" valign="top"
+ >&nbsp;
+ </td>
+ </tr></table>
+
+ <p>Initialize the DER object according to a specific type.</p>
+<p>The ASN.1 type is either specified as the ASN.1 string (e.g.
+'SEQUENCE'), directly with its numerical tag or with no tag
+at all (None).</p>
+ <dl class="fields">
+ </dl>
+</td></tr></table>
+</div>
+<a name="decode"></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">decode</span>(<span class="sig-arg">self</span>,
+ <span class="sig-arg">derEle</span>,
+ <span class="sig-arg">noLeftOvers</span>=<span class="sig-default">0</span>)</span>
+ </h3>
+ </td><td align="right" valign="top"
+ >&nbsp;
+ </td>
+ </tr></table>
+
+ <p>Decode a complete DER element, and re-initializes this
+object with it.</p>
+<dl class="rst-docutils">
+<dt>&#64;param derEle A complete DER element. It must start with a DER T</dt>
+<dd>tag.</dd>
+<dt>&#64;param noLeftOvers Indicate whether it is acceptable to complete the</dt>
+<dd>parsing of the DER element and find that not all
+bytes in derEle have been used.</dd>
+</dl>
+<p>&#64;return Index of the first unused byte in the given DER element.</p>
+<p>Raises a ValueError exception in case of parsing errors.
+Raises an IndexError exception if the DER element is too short.</p>
+ <dl class="fields">
+ </dl>
+</td></tr></table>
+</div>
+<br />
+<!-- ==================== CLASS VARIABLE DETAILS ==================== -->
+<a name="section-ClassVariableDetails"></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">Class Variable Details</span></td>
+</tr>
+</table>
+<a name="typeTags"></a>
+<div>
+<table class="details" border="1" cellpadding="3"
+ cellspacing="0" width="100%" bgcolor="white">
+<tr><td>
+ <h3 class="epydoc">typeTags</h3>
+
+ <dl class="fields">
+ </dl>
+ <dl class="fields">
+ <dt>Value:</dt>
+ <dd><table><tr><td><pre class="variable">
+<code class="variable-group">{</code><code class="variable-quote">'</code><code class="variable-string">BIT STRING</code><code class="variable-quote">'</code><code class="variable-op">: </code>3<code class="variable-op">,</code>
+ <code class="variable-quote">'</code><code class="variable-string">INTEGER</code><code class="variable-quote">'</code><code class="variable-op">: </code>2<code class="variable-op">,</code>
+ <code class="variable-quote">'</code><code class="variable-string">NULL</code><code class="variable-quote">'</code><code class="variable-op">: </code>5<code class="variable-op">,</code>
+ <code class="variable-quote">'</code><code class="variable-string">OBJECT IDENTIFIER</code><code class="variable-quote">'</code><code class="variable-op">: </code>6<code class="variable-op">,</code>
+ <code class="variable-quote">'</code><code class="variable-string">OCTET STRING</code><code class="variable-quote">'</code><code class="variable-op">: </code>4<code class="variable-op">,</code>
+ <code class="variable-quote">'</code><code class="variable-string">SEQUENCE</code><code class="variable-quote">'</code><code class="variable-op">: </code>48<code class="variable-group">}</code>
+</pre></td></tr></table>
+</dd>
+ </dl>
+</td></tr></table>
+</div>
+<br />
+<!-- ==================== NAVIGATION BAR ==================== -->
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+
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+ <!--
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