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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 1.6.0) on Fri Mar 13 12:56:50 EST 2009 --><TITLE>X9ECParameters (Bouncy Castle Library 1.42 API Specification)</TITLE><META NAME="date" CONTENT="2009-03-13"><LINK REL ="stylesheet" TYPE="text/css" HREF="../../../../stylesheet.css" TITLE="Style"><SCRIPT type="text/javascript">function windowTitle(){ if (location.href.indexOf('is-external=true') == -1) { parent.document.title="X9ECParameters (Bouncy Castle Library 1.42 API Specification)"; }}</SCRIPT><NOSCRIPT></NOSCRIPT></HEAD><BODY BGCOLOR="white" onload="windowTitle();"><HR><!-- ========= 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"><!-- --></A><TABLE BORDER="0" CELLPADDING="0" CELLSPACING="3" SUMMARY=""> <TR ALIGN="center" VALIGN="top"> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../../overview-summary.html"><FONT CLASS="NavBarFont1"><B>Overview</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="package-summary.html"><FONT CLASS="NavBarFont1"><B>Package</B></FONT></A> </TD> <TD BGCOLOR="#FFFFFF" CLASS="NavBarCell1Rev"> <FONT CLASS="NavBarFont1Rev"><B>Class</B></FONT> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="package-tree.html"><FONT CLASS="NavBarFont1"><B>Tree</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../../deprecated-list.html"><FONT CLASS="NavBarFont1"><B>Deprecated</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../../index-all.html"><FONT CLASS="NavBarFont1"><B>Index</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../../help-doc.html"><FONT CLASS="NavBarFont1"><B>Help</B></FONT></A> </TD> </TR></TABLE></TD><TD ALIGN="right" VALIGN="top" ROWSPAN=3><EM><b>Bouncy Castle Cryptography Library 1.42</b></EM></TD></TR><TR><TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2"> <A HREF="../../../../org/bouncycastle/asn1/x9/X9Curve.html" title="class in org.bouncycastle.asn1.x9"><B>PREV CLASS</B></A> <A HREF="../../../../org/bouncycastle/asn1/x9/X9ECParametersHolder.html" title="class in org.bouncycastle.asn1.x9"><B>NEXT CLASS</B></A></FONT></TD><TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2"> <A HREF="../../../../index.html?org/bouncycastle/asn1/x9/X9ECParameters.html" target="_top"><B>FRAMES</B></A> <A HREF="X9ECParameters.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: NESTED | <A HREF="#fields_inherited_from_class_org.bouncycastle.asn1.ASN1Encodable">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.asn1.x9</FONT><BR>Class X9ECParameters</H2><PRE>java.lang.Object <IMG SRC="../../../../resources/inherit.gif" ALT="extended by "><A HREF="../../../../org/bouncycastle/asn1/ASN1Encodable.html" title="class in org.bouncycastle.asn1">org.bouncycastle.asn1.ASN1Encodable</A> <IMG SRC="../../../../resources/inherit.gif" ALT="extended by "><B>org.bouncycastle.asn1.x9.X9ECParameters</B></PRE><DL><DT><B>All Implemented Interfaces:</B> <DD><A HREF="../../../../org/bouncycastle/asn1/DEREncodable.html" title="interface in org.bouncycastle.asn1">DEREncodable</A>, <A HREF="../../../../org/bouncycastle/asn1/x9/X9ObjectIdentifiers.html" title="interface in org.bouncycastle.asn1.x9">X9ObjectIdentifiers</A></DD></DL><HR><DL><DT><PRE>public class <B>X9ECParameters</B><DT>extends <A HREF="../../../../org/bouncycastle/asn1/ASN1Encodable.html" title="class in org.bouncycastle.asn1">ASN1Encodable</A><DT>implements <A HREF="../../../../org/bouncycastle/asn1/x9/X9ObjectIdentifiers.html" title="interface in org.bouncycastle.asn1.x9">X9ObjectIdentifiers</A></DL></PRE><P>ASN.1 def for Elliptic-Curve ECParameters structure. See X9.62, for further details.<P><P><HR><P><!-- =========== 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.asn1.ASN1Encodable"><!-- --></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.asn1.<A HREF="../../../../org/bouncycastle/asn1/ASN1Encodable.html" title="class in org.bouncycastle.asn1">ASN1Encodable</A></B></TH></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE><A HREF="../../../../org/bouncycastle/asn1/ASN1Encodable.html#BER">BER</A>, <A HREF="../../../../org/bouncycastle/asn1/ASN1Encodable.html#DER">DER</A></CODE></TD></TR></TABLE> <A NAME="fields_inherited_from_class_org.bouncycastle.asn1.x9.X9ObjectIdentifiers"><!-- --></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.asn1.x9.<A HREF="../../../../org/bouncycastle/asn1/x9/X9ObjectIdentifiers.html" title="interface in org.bouncycastle.asn1.x9">X9ObjectIdentifiers</A></B></TH></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE><A HREF="../../../../org/bouncycastle/asn1/x9/X9ObjectIdentifiers.html#ansi_X9_62">ansi_X9_62</A>, <A HREF="../../../../org/bouncycastle/asn1/x9/X9ObjectIdentifiers.html#c2onb191v4">c2onb191v4</A>, <A HREF="../../../../org/bouncycastle/asn1/x9/X9ObjectIdentifiers.html#c2onb191v5">c2onb191v5</A>, <A HREF="../../../../org/bouncycastle/asn1/x9/X9ObjectIdentifiers.html#c2onb239v4">c2onb239v4</A>, <A HREF="../../../../org/bouncycastle/asn1/x9/X9ObjectIdentifiers.html#c2onb239v5">c2onb239v5</A>, <A HREF="../../../../org/bouncycastle/asn1/x9/X9ObjectIdentifiers.html#c2pnb163v1">c2pnb163v1</A>, <A HREF="../../../../org/bouncycastle/asn1/x9/X9ObjectIdentifiers.html#c2pnb163v2">c2pnb163v2</A>, <A HREF="../../../../org/bouncycastle/asn1/x9/X9ObjectIdentifiers.html#c2pnb163v3">c2pnb163v3</A>, <A HREF="../../../../org/bouncycastle/asn1/x9/X9ObjectIdentifiers.html#c2pnb176w1">c2pnb176w1</A>, <A HREF="../../../../org/bouncycastle/asn1/x9/X9ObjectIdentifiers.html#c2pnb208w1">c2pnb208w1</A>, <A HREF="../../../../org/bouncycastle/asn1/x9/X9ObjectIdentifiers.html#c2pnb272w1">c2pnb272w1</A>, <A HREF="../../../../org/bouncycastle/asn1/x9/X9ObjectIdentifiers.html#c2pnb304w1">c2pnb304w1</A>, <A HREF="../../../../org/bouncycastle/asn1/x9/X9ObjectIdentifiers.html#c2pnb368w1">c2pnb368w1</A>, <A HREF="../../../../org/bouncycastle/asn1/x9/X9ObjectIdentifiers.html#c2tnb191v1">c2tnb191v1</A>, <A HREF="../../../../org/bouncycastle/asn1/x9/X9ObjectIdentifiers.html#c2tnb191v2">c2tnb191v2</A>, <A HREF="../../../../org/bouncycastle/asn1/x9/X9ObjectIdentifiers.html#c2tnb191v3">c2tnb191v3</A>, <A HREF="../../../../org/bouncycastle/asn1/x9/X9ObjectIdentifiers.html#c2tnb239v1">c2tnb239v1</A>, <A HREF="../../../../org/bouncycastle/asn1/x9/X9ObjectIdentifiers.html#c2tnb239v2">c2tnb239v2</A>, <A HREF="../../../../org/bouncycastle/asn1/x9/X9ObjectIdentifiers.html#c2tnb239v3">c2tnb239v3</A>, <A HREF="../../../../org/bouncycastle/asn1/x9/X9ObjectIdentifiers.html#c2tnb359v1">c2tnb359v1</A>, <A HREF="../../../../org/bouncycastle/asn1/x9/X9ObjectIdentifiers.html#c2tnb431r1">c2tnb431r1</A>, <A HREF="../../../../org/bouncycastle/asn1/x9/X9ObjectIdentifiers.html#characteristic_two_field">characteristic_two_field</A>, <A HREF="../../../../org/bouncycastle/asn1/x9/X9ObjectIdentifiers.html#cTwoCurve">cTwoCurve</A>, <A HREF="../../../../org/bouncycastle/asn1/x9/X9ObjectIdentifiers.html#dhEphem">dhEphem</A>, <A HREF="../../../../org/bouncycastle/asn1/x9/X9ObjectIdentifiers.html#dhHybrid1">dhHybrid1</A>, <A HREF="../../../../org/bouncycastle/asn1/x9/X9ObjectIdentifiers.html#dhHybrid2">dhHybrid2</A>, <A HREF="../../../../org/bouncycastle/asn1/x9/X9ObjectIdentifiers.html#dhHybridOneFlow">dhHybridOneFlow</A>, <A HREF="../../../../org/bouncycastle/asn1/x9/X9ObjectIdentifiers.html#dhOneFlow">dhOneFlow</A>, <A HREF="../../../../org/bouncycastle/asn1/x9/X9ObjectIdentifiers.html#dhpublicnumber">dhpublicnumber</A>, <A HREF="../../../../org/bouncycastle/asn1/x9/X9ObjectIdentifiers.html#dhSinglePass_cofactorDH_sha1kdf_scheme">dhSinglePass_cofactorDH_sha1kdf_scheme</A>, <A HREF="../../../../org/bouncycastle/asn1/x9/X9ObjectIdentifiers.html#dhSinglePass_stdDH_sha1kdf_scheme">dhSinglePass_stdDH_sha1kdf_scheme</A>, <A HREF="../../../../org/bouncycastle/asn1/x9/X9ObjectIdentifiers.html#dhStatic">dhStatic</A>, <A HREF="../../../../org/bouncycastle/asn1/x9/X9ObjectIdentifiers.html#ecdsa_with_SHA1">ecdsa_with_SHA1</A>, <A HREF="../../../../org/bouncycastle/asn1/x9/X9ObjectIdentifiers.html#ecdsa_with_SHA2">ecdsa_with_SHA2</A>, <A HREF="../../../../org/bouncycastle/asn1/x9/X9ObjectIdentifiers.html#ecdsa_with_SHA224">ecdsa_with_SHA224</A>, <A HREF="../../../../org/bouncycastle/asn1/x9/X9ObjectIdentifiers.html#ecdsa_with_SHA256">ecdsa_with_SHA256</A>, <A HREF="../../../../org/bouncycastle/asn1/x9/X9ObjectIdentifiers.html#ecdsa_with_SHA384">ecdsa_with_SHA384</A>, <A HREF="../../../../org/bouncycastle/asn1/x9/X9ObjectIdentifiers.html#ecdsa_with_SHA512">ecdsa_with_SHA512</A>, <A HREF="../../../../org/bouncycastle/asn1/x9/X9ObjectIdentifiers.html#ellipticCurve">ellipticCurve</A>, <A HREF="../../../../org/bouncycastle/asn1/x9/X9ObjectIdentifiers.html#gnBasis">gnBasis</A>, <A HREF="../../../../org/bouncycastle/asn1/x9/X9ObjectIdentifiers.html#id_dsa">id_dsa</A>, <A HREF="../../../../org/bouncycastle/asn1/x9/X9ObjectIdentifiers.html#id_dsa_with_sha1">id_dsa_with_sha1</A>, <A HREF="../../../../org/bouncycastle/asn1/x9/X9ObjectIdentifiers.html#id_ecPublicKey">id_ecPublicKey</A>, <A HREF="../../../../org/bouncycastle/asn1/x9/X9ObjectIdentifiers.html#id_ecSigType">id_ecSigType</A>, <A HREF="../../../../org/bouncycastle/asn1/x9/X9ObjectIdentifiers.html#id_fieldType">id_fieldType</A>, <A HREF="../../../../org/bouncycastle/asn1/x9/X9ObjectIdentifiers.html#id_publicKeyType">id_publicKeyType</A>, <A HREF="../../../../org/bouncycastle/asn1/x9/X9ObjectIdentifiers.html#mqv1">mqv1</A>, <A HREF="../../../../org/bouncycastle/asn1/x9/X9ObjectIdentifiers.html#mqv2">mqv2</A>, <A HREF="../../../../org/bouncycastle/asn1/x9/X9ObjectIdentifiers.html#mqvSinglePass_sha1kdf_scheme">mqvSinglePass_sha1kdf_scheme</A>, <A HREF="../../../../org/bouncycastle/asn1/x9/X9ObjectIdentifiers.html#ppBasis">ppBasis</A>, <A HREF="../../../../org/bouncycastle/asn1/x9/X9ObjectIdentifiers.html#prime_field">prime_field</A>, <A HREF="../../../../org/bouncycastle/asn1/x9/X9ObjectIdentifiers.html#prime192v1">prime192v1</A>, <A HREF="../../../../org/bouncycastle/asn1/x9/X9ObjectIdentifiers.html#prime192v2">prime192v2</A>, <A HREF="../../../../org/bouncycastle/asn1/x9/X9ObjectIdentifiers.html#prime192v3">prime192v3</A>, <A HREF="../../../../org/bouncycastle/asn1/x9/X9ObjectIdentifiers.html#prime239v1">prime239v1</A>, <A HREF="../../../../org/bouncycastle/asn1/x9/X9ObjectIdentifiers.html#prime239v2">prime239v2</A>, <A HREF="../../../../org/bouncycastle/asn1/x9/X9ObjectIdentifiers.html#prime239v3">prime239v3</A>, <A HREF="../../../../org/bouncycastle/asn1/x9/X9ObjectIdentifiers.html#prime256v1">prime256v1</A>, <A HREF="../../../../org/bouncycastle/asn1/x9/X9ObjectIdentifiers.html#primeCurve">primeCurve</A>, <A HREF="../../../../org/bouncycastle/asn1/x9/X9ObjectIdentifiers.html#tpBasis">tpBasis</A>, <A HREF="../../../../org/bouncycastle/asn1/x9/X9ObjectIdentifiers.html#x9_42_schemes">x9_42_schemes</A>, <A HREF="../../../../org/bouncycastle/asn1/x9/X9ObjectIdentifiers.html#x9_63_scheme">x9_63_scheme</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/asn1/x9/X9ECParameters.html#X9ECParameters(org.bouncycastle.asn1.ASN1Sequence)">X9ECParameters</A></B>(<A HREF="../../../../org/bouncycastle/asn1/ASN1Sequence.html" title="class in org.bouncycastle.asn1">ASN1Sequence</A> seq)</CODE><BR> </TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE><B><A HREF="../../../../org/bouncycastle/asn1/x9/X9ECParameters.html#X9ECParameters(org.bouncycastle.math.ec.ECCurve, org.bouncycastle.math.ec.ECPoint, java.math.BigInteger)">X9ECParameters</A></B>(org.bouncycastle.math.ec.ECCurve curve, org.bouncycastle.math.ec.ECPoint g, java.math.BigInteger n)</CODE><BR> </TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE><B><A HREF="../../../../org/bouncycastle/asn1/x9/X9ECParameters.html#X9ECParameters(org.bouncycastle.math.ec.ECCurve, org.bouncycastle.math.ec.ECPoint, java.math.BigInteger, java.math.BigInteger)">X9ECParameters</A></B>(org.bouncycastle.math.ec.ECCurve curve, org.bouncycastle.math.ec.ECPoint g, java.math.BigInteger n, java.math.BigInteger h)</CODE><BR> </TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE><B><A HREF="../../../../org/bouncycastle/asn1/x9/X9ECParameters.html#X9ECParameters(org.bouncycastle.math.ec.ECCurve, org.bouncycastle.math.ec.ECPoint, java.math.BigInteger, java.math.BigInteger, byte[])">X9ECParameters</A></B>(org.bouncycastle.math.ec.ECCurve curve, org.bouncycastle.math.ec.ECPoint g, java.math.BigInteger n, java.math.BigInteger h, byte[] seed)</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> org.bouncycastle.math.ec.ECCurve</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../org/bouncycastle/asn1/x9/X9ECParameters.html#getCurve()">getCurve</A></B>()</CODE><BR> </TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> org.bouncycastle.math.ec.ECPoint</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../org/bouncycastle/asn1/x9/X9ECParameters.html#getG()">getG</A></B>()</CODE><BR> </TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> java.math.BigInteger</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../org/bouncycastle/asn1/x9/X9ECParameters.html#getH()">getH</A></B>()</CODE><BR> </TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> java.math.BigInteger</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../org/bouncycastle/asn1/x9/X9ECParameters.html#getN()">getN</A></B>()</CODE><BR> </TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> byte[]</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../org/bouncycastle/asn1/x9/X9ECParameters.html#getSeed()">getSeed</A></B>()</CODE><BR> </TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> <A HREF="../../../../org/bouncycastle/asn1/DERObject.html" title="class in org.bouncycastle.asn1">DERObject</A></CODE></FONT></TD><TD><CODE><B><A HREF="../../../../org/bouncycastle/asn1/x9/X9ECParameters.html#toASN1Object()">toASN1Object</A></B>()</CODE><BR> Produce an object suitable for an ASN1OutputStream.</TD></TR>⌨️ 快捷键说明
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