<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"> <html> <head> <title>3.1 crypto -- Generic cryptographic module </title> <META NAME="description" CONTENT="3.1 crypto -- Generic cryptographic module "> <META NAME="keywords" CONTENT="pyOpenSSL"> <META NAME="resource-type" CONTENT="document"> <META NAME="distribution" CONTENT="global"> <link rel="STYLESHEET" href="pyOpenSSL.css"> <LINK REL="next" href="openssl-rand.html"> <LINK REL="previous" href="openssl.html"> <LINK REL="up" href="openssl.html"> <LINK REL="next" href="openssl-x509.html"> </head> <body> <DIV CLASS="navigation"> <table align="center" width="100%" cellpadding="0" cellspacing="2"> <tr> <td><A href="openssl.html"><img src="previous.gif" border="0" height="32" alt="Previous Page" width="32"></A></td> <td><A href="openssl.html"><img src="up.gif" border="0" height="32" alt="Up One Level" width="32"></A></td> <td><A href="openssl-x509.html"><img src="next.gif" border="0" height="32" alt="Next Page" width="32"></A></td> <td align="center" width="100%">Python OpenSSL Manual</td> <td><A href="contents.html"><img src="contents.gif" border="0" height="32" alt="Contents" width="32"></A></td> <td><img src="blank.gif" border="0" height="32" alt="" width="32"></td> <td><img src="blank.gif" border="0" height="32" alt="" width="32"></td> </tr></table> <b class="navlabel">Previous:</b> <a class="sectref" href="openssl.html">3 OpenSSL </A> <b class="navlabel">Up:</b> <a class="sectref" href="openssl.html">3 OpenSSL </A> <b class="navlabel">Next:</b> <a class="sectref" href="openssl-x509.html">3.1.1 X509 objects</A> <br><hr> </DIV> <!--End of Navigation Panel--> <H2><A NAME="SECTION000410000000000000000"> </A> <BR> 3.1 <tt class="module">crypto</tt> -- Generic cryptographic module </H2> <P> <P> <dl><dt><b><a name='l2h-6'><tt>X509Type</tt></a></b> <dd> A Python type object representing the X509 object type. </dl> <P> <dl><dt><b><a name='l2h-7'><tt class='function'>X509</tt></a></b>() <dd> Factory function that creates an X509 object. </dl> <P> <dl><dt><b><a name='l2h-8'><tt>X509NameType</tt></a></b> <dd> A Python type object representing the X509Name object type. </dl> <P> <dl><dt><b><a name='l2h-9'><tt class='function'>X509Name</tt></a></b>(<var>x509name</var>) <dd> Factory function that creates a copy of <var>x509name</var>. </dl> <P> <dl><dt><b><a name='l2h-10'><tt>X509ReqType</tt></a></b> <dd> A Python type object representing the X509Req object type. </dl> <P> <dl><dt><b><a name='l2h-11'><tt class='function'>X509Req</tt></a></b>() <dd> Factory function that creates an X509Req object. </dl> <P> <dl><dt><b><a name='l2h-12'><tt>X509StoreType</tt></a></b> <dd> A Python type object representing the X509Store object type. </dl> <P> <dl><dt><b><a name='l2h-13'><tt>PKeyType</tt></a></b> <dd> A Python type object representing the PKey object type. </dl> <P> <dl><dt><b><a name='l2h-14'><tt class='function'>PKey</tt></a></b>() <dd> Factory function that creates a PKey object. </dl> <P> <dl><dt><b><a name='l2h-15'><tt>PKCS7Type</tt></a></b> <dd> A Python type object representing the PKCS7 object type. </dl> <P> <dl><dt><b><a name='l2h-16'><tt>PKCS12Type</tt></a></b> <dd> A Python type object representing the PKCS12 object type. </dl> <P> <dl><dt><b><a name='l2h-17'><tt>X509ExtensionType</tt></a></b> <dd> A Python type object representing the X509Extension object type. </dl> <P> <dl><dt><b><a name='l2h-18'><tt class='function'>X509Extension</tt></a></b>(<var>typename, critical, value</var>) <dd> Factory function that creates a X509Extension object. </dl> <P> <dl><dt><b><a name='l2h-19'><tt>NetscapeSPKIType</tt></a></b> <dd> A Python type object representing the NetscapeSPKI object type. </dl> <P> <dl><dt><b><a name='l2h-20'><tt class='function'>NetscapeSPKI</tt></a></b>(<big>[</big><var>enc</var><big>]</big>) <dd> Factory function that creates a NetscapeSPKI object. If the <var>enc</var> argument is present, it should be a base64-encoded string representing a NetscapeSPKI object, as returned by the <tt class="method">b64_encode</tt> method. </dl> <P> <dl><dt><b><a name='l2h-21'><tt>FILETYPE_PEM</tt></a></b> <dd> <dt><b><a name='l2h-32'><tt>FILETYPE_ASN1</tt></a></b><dd> File type constants. </dl> <P> <dl><dt><b><a name='l2h-22'><tt>TYPE_RSA</tt></a></b> <dd> <dt><b><a name='l2h-33'><tt>TYPE_DSA</tt></a></b><dd> Key type constants. </dl> <P> <dl><dt><b>exception <a name='l2h-23'><tt class='exception'>Error</tt></a></b> <dd> Generic exception used in the <tt class="module">crypto</tt> module. </dl> <P> <dl><dt><b><a name='l2h-24'><tt class='function'>dump_certificate</tt></a></b>(<var>type, cert</var>) <dd> Dump the certificate <var>cert</var> into a buffer string encoded with the type <var>type</var>. </dl> <P> <dl><dt><b><a name='l2h-25'><tt class='function'>dump_certificate_request</tt></a></b>(<var>type, req</var>) <dd> Dump the certificate request <var>req</var> into a buffer string encoded with the type <var>type</var>. </dl> <P> <dl><dt><b><a name='l2h-26'><tt class='function'>dump_privatekey</tt></a></b>(<var>type, pkey</var><big>[</big><var>, cipher, passphrase</var><big>]</big>) <dd> Dump the private key <var>pkey</var> into a buffer string encoded with the type <var>type</var>, optionally (if <var>type</var> is <tt class="constant">FILETYPE_PEM</tt>) encrypting it using <var>cipher</var> and <var>passphrase</var>. <P> <var>passphrase</var> must be either a string or a callback for providing the pass phrase. </dl> <P> <dl><dt><b><a name='l2h-27'><tt class='function'>load_certificate</tt></a></b>(<var>type, buffer</var>) <dd> Load a certificate (X509) from the string <var>buffer</var> encoded with the type <var>type</var>. </dl> <P> <dl><dt><b><a name='l2h-28'><tt class='function'>load_certificate_request</tt></a></b>(<var>type, buffer</var>) <dd> Load a certificate request (X509Req) from the string <var>buffer</var> encoded with the type <var>type</var>. </dl> <P> <dl><dt><b><a name='l2h-29'><tt class='function'>load_privatekey</tt></a></b>(<var>type, buffer</var><big>[</big><var>, passphrase</var><big>]</big>) <dd> Load a private key (PKey) from the string <var>buffer</var> encoded with the type <var>type</var> (must be one of <tt class="constant">FILETYPE_PEM</tt> and <tt class="constant">FILETYPE_ASN1</tt>). <P> <var>passphrase</var> must be either a string or a callback for providing the pass phrase. </dl> <P> <dl><dt><b><a name='l2h-30'><tt class='function'>load_pkcs7_data</tt></a></b>(<var>type, buffer</var>) <dd> Load pkcs7 data from the string <var>buffer</var> encoded with the type <var>type</var>. </dl> <P> <dl><dt><b><a name='l2h-31'><tt class='function'>load_pkcs12</tt></a></b>(<var>buffer</var><big>[</big><var>, passphrase</var><big>]</big>) <dd> Load pkcs12 data from the string <var>buffer</var>. If the pkcs12 structure is encrypted, a <var>passphrase</var> must be included. </dl> <P> <p><hr> <!--Table of Child-Links--> <A NAME="CHILD_LINKS"><STRONG>Subsections</STRONG></A> <UL CLASS="ChildLinks"> <LI><A NAME="tex2html135" href="openssl-x509.html">3.1.1 X509 objects </A> <LI><A NAME="tex2html136" href="openssl-x509name.html">3.1.2 X509Name objects </A> <LI><A NAME="tex2html137" href="openssl-x509req.html">3.1.3 X509Req objects </A> <LI><A NAME="tex2html138" href="openssl-x509store.html">3.1.4 X509Store objects </A> <LI><A NAME="tex2html139" href="openssl-pkey.html">3.1.5 PKey objects </A> <LI><A NAME="tex2html140" href="openssl-pkcs7.html">3.1.6 PKCS7 objects </A> <LI><A NAME="tex2html141" href="openssl-pkcs12.html">3.1.7 PKCS12 objects </A> <LI><A NAME="tex2html142" href="openssl-509ext.html">3.1.8 X509Extension objects </A> <LI><A NAME="tex2html143" href="openssl-netscape-spki.html">3.1.9 NetscapeSPKI objects </A> </UL> <!--End of Table of Child-Links--> <DIV CLASS="navigation"> <p><hr> <table align="center" width="100%" cellpadding="0" cellspacing="2"> <tr> <td><A href="openssl.html"><img src="previous.gif" border="0" height="32" alt="Previous Page" width="32"></A></td> <td><A href="openssl.html"><img src="up.gif" border="0" height="32" alt="Up One Level" width="32"></A></td> <td><A href="openssl-x509.html"><img src="next.gif" border="0" height="32" alt="Next Page" width="32"></A></td> <td align="center" width="100%">Python OpenSSL Manual</td> <td><A href="contents.html"><img src="contents.gif" border="0" height="32" alt="Contents" width="32"></A></td> <td><img src="blank.gif" border="0" height="32" alt="" width="32"></td> <td><img src="blank.gif" border="0" height="32" alt="" width="32"></td> </tr></table> <b class="navlabel">Previous:</b> <a class="sectref" href="openssl.html">3 OpenSSL </A> <b class="navlabel">Up:</b> <a class="sectref" href="openssl.html">3 OpenSSL </A> <b class="navlabel">Next:</b> <a class="sectref" href="openssl-x509.html">3.1.1 X509 objects</A> <hr> <span class="release-info">Release 0.9.</span> </DIV> <!--End of Navigation Panel--> </BODY> </HTML>
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