Package org.bouncycastle.asn1.sec

Class ECPrivateKey

java.lang.Object

org.bouncycastle.asn1.ASN1Object

org.bouncycastle.asn1.sec.ECPrivateKey

All Implemented Interfaces:

ASN1Encodable, Encodable

public class ECPrivateKey
extends ASN1Object

the elliptic curve private key object from SEC 1

Constructor Summary

Constructors

Constructor	Description
ECPrivateKey(int orderBitLength, BigInteger key)	Base constructor.
ECPrivateKey(int orderBitLength, BigInteger key, ASN1Encodable parameters)
ECPrivateKey(int orderBitLength, BigInteger key, DERBitString publicKey, ASN1Encodable parameters)

Method Summary

Modifier and Type	Method	Description
static ECPrivateKey	getInstance(Object obj)
BigInteger	getKey()
ASN1Primitive	getParameters()
DERBitString	getPublicKey()
ASN1Primitive	toASN1Primitive()	ECPrivateKey ::= SEQUENCE { version INTEGER { ecPrivkeyVer1(1) } (ecPrivkeyVer1), privateKey OCTET STRING, parameters [0] Parameters OPTIONAL, publicKey [1] BIT STRING OPTIONAL }

Methods inherited from class org.bouncycastle.asn1.ASN1Object

encodeTo, encodeTo, equals, getEncoded, getEncoded, hasEncodedTagValue, hashCode

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, toString, wait, wait, wait

Constructor Details

ECPrivateKey

public ECPrivateKey(int orderBitLength,
 BigInteger key)

Base constructor.

Parameters:

orderBitLength - the bitLength of the order of the curve.

key - the private key value.

ECPrivateKey

public ECPrivateKey(int orderBitLength,
 BigInteger key,
 ASN1Encodable parameters)

ECPrivateKey

public ECPrivateKey(int orderBitLength,
 BigInteger key,
 DERBitString publicKey,
 ASN1Encodable parameters)

Method Details

getInstance

public static ECPrivateKey getInstance(Object obj)

getKey

public BigInteger getKey()

getPublicKey

public DERBitString getPublicKey()

getParameters

public ASN1Primitive getParameters()

toASN1Primitive

public ASN1Primitive toASN1Primitive()

ECPrivateKey ::= SEQUENCE { version INTEGER { ecPrivkeyVer1(1) } (ecPrivkeyVer1), privateKey OCTET STRING, parameters [0] Parameters OPTIONAL, publicKey [1] BIT STRING OPTIONAL }

Specified by:

toASN1Primitive in interface ASN1Encodable

Specified by:

toASN1Primitive in class ASN1Object

Returns:

a primitive representation of this object.