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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"><!--NewPage--><HTML><HEAD><!-- Generated by javadoc (build 1.5.0_08) on Wed Nov 07 10:29:43 EST 2007 --><TITLE>JCEElGamalCipher (Bouncy Castle Library 1.38 API Specification)</TITLE><META NAME="keywords" CONTENT="org.bouncycastle.jce.provider.JCEElGamalCipher class"><LINK REL ="stylesheet" TYPE="text/css" HREF="../../../../stylesheet.css" TITLE="Style"><SCRIPT type="text/javascript">function windowTitle(){ parent.document.title="JCEElGamalCipher (Bouncy Castle Library 1.38 API Specification)";}</SCRIPT><NOSCRIPT></NOSCRIPT></HEAD><BODY BGCOLOR="white" onload="windowTitle();"><!-- ========= START OF TOP NAVBAR ======= --><A NAME="navbar_top"><!-- --></A><A HREF="#skip-navbar_top" title="Skip navigation links"></A><TABLE BORDER="0" WIDTH="100%" CELLPADDING="1" CELLSPACING="0" SUMMARY=""><TR><TD COLSPAN=2 BGCOLOR="#EEEEFF" CLASS="NavBarCell1"><A NAME="navbar_top_firstrow"><!-- 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CLASS="NavBarFont1"><B>Help</B></FONT></A> </TD> </TR></TABLE></TD><TD ALIGN="right" VALIGN="top" ROWSPAN=3><EM><b>Bouncy Castle Cryptography Library 1.38</b></EM></TD></TR><TR><TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2"> <A HREF="../../../../org/bouncycastle/jce/provider/JCEECPublicKey.html" title="class in org.bouncycastle.jce.provider"><B>PREV CLASS</B></A> <A HREF="../../../../org/bouncycastle/jce/provider/JCEElGamalCipher.NoPadding.html" title="class in org.bouncycastle.jce.provider"><B>NEXT CLASS</B></A></FONT></TD><TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2"> <A HREF="../../../../index.html?org/bouncycastle/jce/provider/JCEElGamalCipher.html" target="_top"><B>FRAMES</B></A> <A HREF="JCEElGamalCipher.html" target="_top"><B>NO FRAMES</B></A> <SCRIPT type="text/javascript"> <!-- if(window==top) { document.writeln('<A HREF="../../../../allclasses-noframe.html"><B>All Classes</B></A>'); } //--></SCRIPT><NOSCRIPT> <A HREF="../../../../allclasses-noframe.html"><B>All Classes</B></A></NOSCRIPT></FONT></TD></TR><TR><TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2"> SUMMARY: <A HREF="#nested_class_summary">NESTED</A> | <A HREF="#fields_inherited_from_class_org.bouncycastle.jce.provider.WrapCipherSpi">FIELD</A> | <A HREF="#constructor_summary">CONSTR</A> | <A HREF="#method_summary">METHOD</A></FONT></TD><TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2">DETAIL: FIELD | <A HREF="#constructor_detail">CONSTR</A> | <A HREF="#method_detail">METHOD</A></FONT></TD></TR></TABLE><A NAME="skip-navbar_top"></A><!-- ========= END OF TOP NAVBAR ========= --><HR><!-- ======== START OF CLASS DATA ======== --><H2><FONT SIZE="-1">org.bouncycastle.jce.provider</FONT><BR>Class JCEElGamalCipher</H2><PRE>java.lang.Object <IMG SRC="../../../../resources/inherit.gif" ALT="extended by ">javax.crypto.CipherSpi <IMG SRC="../../../../resources/inherit.gif" ALT="extended by "><A HREF="../../../../org/bouncycastle/jce/provider/WrapCipherSpi.html" title="class in org.bouncycastle.jce.provider">org.bouncycastle.jce.provider.WrapCipherSpi</A> <IMG SRC="../../../../resources/inherit.gif" ALT="extended by "><B>org.bouncycastle.jce.provider.JCEElGamalCipher</B></PRE><DL><DT><B>All Implemented Interfaces:</B> <DD><A HREF="../../../../org/bouncycastle/jce/provider/PBE.html" title="interface in org.bouncycastle.jce.provider">PBE</A></DD></DL><DL><DT><B>Direct Known Subclasses:</B> <DD><A HREF="../../../../org/bouncycastle/jce/provider/JCEElGamalCipher.NoPadding.html" title="class in org.bouncycastle.jce.provider">JCEElGamalCipher.NoPadding</A>, <A HREF="../../../../org/bouncycastle/jce/provider/JCEElGamalCipher.PKCS1v1_5Padding.html" title="class in org.bouncycastle.jce.provider">JCEElGamalCipher.PKCS1v1_5Padding</A></DD></DL><HR><DL><DT><PRE>public class <B>JCEElGamalCipher</B><DT>extends <A HREF="../../../../org/bouncycastle/jce/provider/WrapCipherSpi.html" title="class in org.bouncycastle.jce.provider">WrapCipherSpi</A></DL></PRE><P><HR><P><!-- ======== NESTED CLASS SUMMARY ======== --><A NAME="nested_class_summary"><!-- --></A><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2"><B>Nested Class Summary</B></FONT></TH></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>static class</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../org/bouncycastle/jce/provider/JCEElGamalCipher.NoPadding.html" title="class in org.bouncycastle.jce.provider">JCEElGamalCipher.NoPadding</A></B></CODE><BR> classes that inherit from us.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>static class</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../org/bouncycastle/jce/provider/JCEElGamalCipher.PKCS1v1_5Padding.html" title="class in org.bouncycastle.jce.provider">JCEElGamalCipher.PKCS1v1_5Padding</A></B></CODE><BR> </TD></TR></TABLE> <A NAME="nested_classes_inherited_from_class_org.bouncycastle.jce.provider.WrapCipherSpi"><!-- --></A><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor"><TH ALIGN="left"><B>Nested classes/interfaces inherited from class org.bouncycastle.jce.provider.<A HREF="../../../../org/bouncycastle/jce/provider/WrapCipherSpi.html" title="class in org.bouncycastle.jce.provider">WrapCipherSpi</A></B></TH></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE><A HREF="../../../../org/bouncycastle/jce/provider/WrapCipherSpi.DESEDEWrap.html" title="class in org.bouncycastle.jce.provider">WrapCipherSpi.DESEDEWrap</A>, <A HREF="../../../../org/bouncycastle/jce/provider/WrapCipherSpi.RC2Wrap.html" title="class in org.bouncycastle.jce.provider">WrapCipherSpi.RC2Wrap</A>, <A HREF="../../../../org/bouncycastle/jce/provider/WrapCipherSpi.RFC3211DESedeWrap.html" title="class in org.bouncycastle.jce.provider">WrapCipherSpi.RFC3211DESedeWrap</A></CODE></TD></TR></TABLE> <A NAME="nested_classes_inherited_from_class_org.bouncycastle.jce.provider.PBE"><!-- --></A><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor"><TH ALIGN="left"><B>Nested classes/interfaces inherited from interface org.bouncycastle.jce.provider.<A HREF="../../../../org/bouncycastle/jce/provider/PBE.html" title="interface in org.bouncycastle.jce.provider">PBE</A></B></TH></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE><A HREF="../../../../org/bouncycastle/jce/provider/PBE.Util.html" title="class in org.bouncycastle.jce.provider">PBE.Util</A></CODE></TD></TR></TABLE> <!-- =========== FIELD SUMMARY =========== --><A NAME="field_summary"><!-- --></A><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2"><B>Field Summary</B></FONT></TH></TR></TABLE> <A NAME="fields_inherited_from_class_org.bouncycastle.jce.provider.WrapCipherSpi"><!-- --></A><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor"><TH ALIGN="left"><B>Fields inherited from class org.bouncycastle.jce.provider.<A HREF="../../../../org/bouncycastle/jce/provider/WrapCipherSpi.html" title="class in org.bouncycastle.jce.provider">WrapCipherSpi</A></B></TH></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE><A HREF="../../../../org/bouncycastle/jce/provider/WrapCipherSpi.html#pbeHash">pbeHash</A>, <A HREF="../../../../org/bouncycastle/jce/provider/WrapCipherSpi.html#pbeIvSize">pbeIvSize</A>, <A HREF="../../../../org/bouncycastle/jce/provider/WrapCipherSpi.html#pbeKeySize">pbeKeySize</A>, <A HREF="../../../../org/bouncycastle/jce/provider/WrapCipherSpi.html#pbeType">pbeType</A>, <A HREF="../../../../org/bouncycastle/jce/provider/WrapCipherSpi.html#wrapEngine">wrapEngine</A></CODE></TD></TR></TABLE> <A NAME="fields_inherited_from_class_org.bouncycastle.jce.provider.PBE"><!-- --></A><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor"><TH ALIGN="left"><B>Fields inherited from interface org.bouncycastle.jce.provider.<A HREF="../../../../org/bouncycastle/jce/provider/PBE.html" title="interface in org.bouncycastle.jce.provider">PBE</A></B></TH></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE><A HREF="../../../../org/bouncycastle/jce/provider/PBE.html#MD5">MD5</A>, <A HREF="../../../../org/bouncycastle/jce/provider/PBE.html#OPENSSL">OPENSSL</A>, <A HREF="../../../../org/bouncycastle/jce/provider/PBE.html#PKCS12">PKCS12</A>, <A HREF="../../../../org/bouncycastle/jce/provider/PBE.html#PKCS5S1">PKCS5S1</A>, <A HREF="../../../../org/bouncycastle/jce/provider/PBE.html#PKCS5S2">PKCS5S2</A>, <A HREF="../../../../org/bouncycastle/jce/provider/PBE.html#RIPEMD160">RIPEMD160</A>, <A HREF="../../../../org/bouncycastle/jce/provider/PBE.html#SHA1">SHA1</A>, <A HREF="../../../../org/bouncycastle/jce/provider/PBE.html#SHA256">SHA256</A>, <A HREF="../../../../org/bouncycastle/jce/provider/PBE.html#TIGER">TIGER</A></CODE></TD></TR></TABLE> <!-- ======== CONSTRUCTOR SUMMARY ======== --><A NAME="constructor_summary"><!-- --></A><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2"><B>Constructor Summary</B></FONT></TH></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE><B><A HREF="../../../../org/bouncycastle/jce/provider/JCEElGamalCipher.html#JCEElGamalCipher(org.bouncycastle.crypto.AsymmetricBlockCipher)">JCEElGamalCipher</A></B>(<A HREF="../../../../org/bouncycastle/crypto/AsymmetricBlockCipher.html" title="interface in org.bouncycastle.crypto">AsymmetricBlockCipher</A> engine)</CODE><BR> </TD></TR></TABLE> <!-- ========== METHOD SUMMARY =========== --><A NAME="method_summary"><!-- --></A><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2"><B>Method Summary</B></FONT></TH></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>protected byte[]</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../org/bouncycastle/jce/provider/JCEElGamalCipher.html#engineDoFinal(byte[], int, int)">engineDoFinal</A></B>(byte[] input, int inputOffset, int inputLen)</CODE><BR> </TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>protected int</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../org/bouncycastle/jce/provider/JCEElGamalCipher.html#engineDoFinal(byte[], int, int, byte[], int)">engineDoFinal</A></B>(byte[] input, int inputOffset, int inputLen, byte[] output, int outputOffset)</CODE><BR> </TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>protected int</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../org/bouncycastle/jce/provider/JCEElGamalCipher.html#engineGetBlockSize()">engineGetBlockSize</A></B>()</CODE>⌨️ 快捷键说明
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