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<TD><CODE><B><A HREF="../../../../org/bouncycastle/asn1/x9/X9FieldID.html#toASN1Object()">toASN1Object</A></B>()</CODE><BR> Produce a DER encoding of the following structure.</TD></TR></TABLE> <A NAME="methods_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>Methods 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#equals(java.lang.Object)">equals</A>, <A HREF="../../../../org/bouncycastle/asn1/ASN1Encodable.html#getDEREncoded()">getDEREncoded</A>, <A HREF="../../../../org/bouncycastle/asn1/ASN1Encodable.html#getDERObject()">getDERObject</A>, <A HREF="../../../../org/bouncycastle/asn1/ASN1Encodable.html#getEncoded()">getEncoded</A>, <A HREF="../../../../org/bouncycastle/asn1/ASN1Encodable.html#getEncoded(java.lang.String)">getEncoded</A>, <A HREF="../../../../org/bouncycastle/asn1/ASN1Encodable.html#hashCode()">hashCode</A></CODE></TD></TR></TABLE> <A NAME="methods_inherited_from_class_java.lang.Object"><!-- --></A><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor"><TH ALIGN="left"><B>Methods inherited from class java.lang.Object</B></TH></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE>clone, finalize, getClass, notify, notifyAll, toString, wait, wait, wait</CODE></TD></TR></TABLE> <P><!-- ========= CONSTRUCTOR DETAIL ======== --><A NAME="constructor_detail"><!-- --></A><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TH ALIGN="left" COLSPAN="1"><FONT SIZE="+2"><B>Constructor Detail</B></FONT></TH></TR></TABLE><A NAME="X9FieldID(java.math.BigInteger)"><!-- --></A><H3>X9FieldID</H3><PRE>public <B>X9FieldID</B>(java.math.BigInteger primeP)</PRE><DL><DD>Constructor for elliptic curves over prime fields <code>F<sub>2</sub></code>.<P><DL><DT><B>Parameters:</B><DD><CODE>primeP</CODE> - The prime <code>p</code> defining the prime field.</DL></DL><HR><A NAME="X9FieldID(int, int, int, int)"><!-- --></A><H3>X9FieldID</H3><PRE>public <B>X9FieldID</B>(int m, int k1, int k2, int k3)</PRE><DL><DD>Constructor for elliptic curves over binary fields <code>F<sub>2<sup>m</sup></sub></code>.<P><DL><DT><B>Parameters:</B><DD><CODE>m</CODE> - The exponent <code>m</code> of <code>F<sub>2<sup>m</sup></sub></code>.<DD><CODE>k1</CODE> - The integer <code>k1</code> where <code>x<sup>m</sup> + x<sup>k3</sup> + x<sup>k2</sup> + x<sup>k1</sup> + 1</code> represents the reduction polynomial <code>f(z)</code>.<DD><CODE>k2</CODE> - The integer <code>k2</code> where <code>x<sup>m</sup> + x<sup>k3</sup> + x<sup>k2</sup> + x<sup>k1</sup> + 1</code> represents the reduction polynomial <code>f(z)</code>.<DD><CODE>k3</CODE> - The integer <code>k3</code> where <code>x<sup>m</sup> + x<sup>k3</sup> + x<sup>k2</sup> + x<sup>k1</sup> + 1</code> represents the reduction polynomial <code>f(z)</code>..</DL></DL><HR><A NAME="X9FieldID(org.bouncycastle.asn1.ASN1Sequence)"><!-- --></A><H3>X9FieldID</H3><PRE>public <B>X9FieldID</B>(<A HREF="../../../../org/bouncycastle/asn1/ASN1Sequence.html" title="class in org.bouncycastle.asn1">ASN1Sequence</A> seq)</PRE><DL></DL><!-- ============ METHOD DETAIL ========== --><A NAME="method_detail"><!-- --></A><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TH ALIGN="left" COLSPAN="1"><FONT SIZE="+2"><B>Method Detail</B></FONT></TH></TR></TABLE><A NAME="getIdentifier()"><!-- --></A><H3>getIdentifier</H3><PRE>public <A HREF="../../../../org/bouncycastle/asn1/DERObjectIdentifier.html" title="class in org.bouncycastle.asn1">DERObjectIdentifier</A> <B>getIdentifier</B>()</PRE><DL><DD><DL></DL></DD><DD><DL></DL></DD></DL><HR><A NAME="getParameters()"><!-- --></A><H3>getParameters</H3><PRE>public <A HREF="../../../../org/bouncycastle/asn1/DERObject.html" title="class in org.bouncycastle.asn1">DERObject</A> <B>getParameters</B>()</PRE><DL><DD><DL></DL></DD><DD><DL></DL></DD></DL><HR><A NAME="toASN1Object()"><!-- --></A><H3>toASN1Object</H3><PRE>public <A HREF="../../../../org/bouncycastle/asn1/DERObject.html" title="class in org.bouncycastle.asn1">DERObject</A> <B>toASN1Object</B>()</PRE><DL><DD>Produce a DER encoding of the following structure. <pre> FieldID ::= SEQUENCE { fieldType FIELD-ID.&id({IOSet}), parameters FIELD-ID.&Type({IOSet}{@fieldType}) } </pre><P><DD><DL><DT><B>Specified by:</B><DD><CODE><A HREF="../../../../org/bouncycastle/asn1/ASN1Encodable.html#toASN1Object()">toASN1Object</A></CODE> in class <CODE><A HREF="../../../../org/bouncycastle/asn1/ASN1Encodable.html" title="class in org.bouncycastle.asn1">ASN1Encodable</A></CODE></DL></DD><DD><DL></DL></DD></DL><!-- ========= END OF CLASS DATA ========= --><HR><!-- ======= START OF BOTTOM NAVBAR ====== --><A NAME="navbar_bottom"><!-- --></A><A HREF="#skip-navbar_bottom" 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_bottom_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/X9FieldElement.html" title="class in org.bouncycastle.asn1.x9"><B>PREV CLASS</B></A> <A HREF="../../../../org/bouncycastle/asn1/x9/X9IntegerConverter.html" title="class in 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