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Bouncy Castle Cryptography 1.11 API Specification: Class X9ECParameters
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Bouncy Castle Cryptography 1.11
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org.bouncycastle.asn1.x9
Class X9ECParameters

java.lang.Object
  |
  +--org.bouncycastle.asn1.x9.X9ECParameters
All Implemented Interfaces:
DEREncodable, X9ObjectIdentifiers
public class X9ECParameters
extends java.lang.Object
implements DEREncodable, X9ObjectIdentifiers

ASN.1 def for Elliptic-Curve ECParameters structure. See X9.62, for further details.

Fields inherited from interface org.bouncycastle.asn1.x9.X9ObjectIdentifiers
ansi_X9_62, characteristic_two_field, dhpublicnumber, ecdsa_with_SHA1, ellipticCurve, gnBasis, id_dsa, id_ecPublicKey, id_ecSigType, id_fieldType, id_publicKeyType, ppBasis, prime_field, prime192v1, prime192v2, prime192v3, prime239v1, prime239v2, prime239v3, prime256v1, primeCurve, tpBasis
 
Constructor Summary
X9ECParameters(DERConstructedSequence seq)
           
X9ECParameters(ECCurve curve, ECPoint g, java.math.BigInteger n)
           
X9ECParameters(ECCurve curve, ECPoint g, java.math.BigInteger n, java.math.BigInteger h)
           
X9ECParameters(ECCurve curve, ECPoint g, java.math.BigInteger n, java.math.BigInteger h, byte[] seed)
           
 
Method Summary
 ECCurve getCurve()
           
 DERObject getDERObject()
           ECParameters ::= SEQUENCE { version INTEGER { ecpVer1(1) } (ecpVer1), fieldID FieldID {{FieldTypes}}, curve X9Curve, base X9ECPoint, order INTEGER, cofactor INTEGER OPTIONAL }
 ECPoint getG()
           
 java.math.BigInteger getH()
           
 java.math.BigInteger getN()
           
 byte[] getSeed()
           
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

X9ECParameters

public X9ECParameters(DERConstructedSequence seq)

X9ECParameters

public X9ECParameters(ECCurve curve,
                      ECPoint g,
                      java.math.BigInteger n)

X9ECParameters

public X9ECParameters(ECCurve curve,
                      ECPoint g,
                      java.math.BigInteger n,
                      java.math.BigInteger h)

X9ECParameters

public X9ECParameters(ECCurve curve,
                      ECPoint g,
                      java.math.BigInteger n,
                      java.math.BigInteger h,
                      byte[] seed)
Method Detail

getCurve

public ECCurve getCurve()

getG

public ECPoint getG()

getN

public java.math.BigInteger getN()

getH

public java.math.BigInteger getH()

getSeed

public byte[] getSeed()

getDERObject

public DERObject getDERObject()
  ECParameters ::= SEQUENCE {
      version         INTEGER { ecpVer1(1) } (ecpVer1),
      fieldID         FieldID {{FieldTypes}},
      curve           X9Curve,
      base            X9ECPoint,
      order           INTEGER,
      cofactor        INTEGER OPTIONAL
  }
Specified by:
getDERObject in interface DEREncodable
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