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package org.bouncycastle.asn1.pkcs;
import java.math.BigInteger;
import org.bouncycastle.asn1.ASN1EncodableVector;
import org.bouncycastle.asn1.ASN1Integer;
import org.bouncycastle.asn1.ASN1Object;
import org.bouncycastle.asn1.ASN1OctetString;
import org.bouncycastle.asn1.ASN1Primitive;
import org.bouncycastle.asn1.ASN1Sequence;
import org.bouncycastle.asn1.DEROctetString;
import org.bouncycastle.asn1.DERSequence;
public class RC2CBCParameter
extends ASN1Object
{
ASN1Integer version;
ASN1OctetString iv;
public static RC2CBCParameter getInstance(
Object o)
{
if (o instanceof RC2CBCParameter)
{
return (RC2CBCParameter)o;
}
if (o != null)
{
return new RC2CBCParameter(ASN1Sequence.getInstance(o));
}
return null;
}
public RC2CBCParameter(
byte[] iv)
{
this.version = null;
this.iv = new DEROctetString(iv);
}
public RC2CBCParameter(
int parameterVersion,
byte[] iv)
{
this.version = new ASN1Integer(parameterVersion);
this.iv = new DEROctetString(iv);
}
private RC2CBCParameter(
ASN1Sequence seq)
{
if (seq.size() == 1)
{
version = null;
iv = (ASN1OctetString)seq.getObjectAt(0);
}
else
{
version = (ASN1Integer)seq.getObjectAt(0);
iv = (ASN1OctetString)seq.getObjectAt(1);
}
}
public BigInteger getRC2ParameterVersion()
{
if (version == null)
{
return null;
}
return version.getValue();
}
public byte[] getIV()
{
return iv.getOctets();
}
public ASN1Primitive toASN1Primitive()
{
ASN1EncodableVector v = new ASN1EncodableVector();
if (version != null)
{
v.add(version);
}
v.add(iv);
return new DERSequence(v);
}
}
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