package org.bouncycastle.crypto.agreement.kdf;
import org.bouncycastle.asn1.ASN1ObjectIdentifier;
import org.bouncycastle.asn1.DERObjectIdentifier;
import org.bouncycastle.crypto.DerivationParameters;
public class DHKDFParameters
implements DerivationParameters
{
private ASN1ObjectIdentifier algorithm;
private int keySize;
private byte[] z;
private byte[] extraInfo;
public DHKDFParameters(
DERObjectIdentifier algorithm,
int keySize,
byte[] z)
{
this(algorithm, keySize, z, null);
}
public DHKDFParameters(
DERObjectIdentifier algorithm,
int keySize,
byte[] z,
byte[] extraInfo)
{
this.algorithm = new ASN1ObjectIdentifier(algorithm.getId());
this.keySize = keySize;
this.z = z;
this.extraInfo = extraInfo;
}
public ASN1ObjectIdentifier getAlgorithm()
{
return algorithm;
}
public int getKeySize()
{
return keySize;
}
public byte[] getZ()
{
return z;
}
public byte[] getExtraInfo()
{
return extraInfo;
}
}