package org.bouncycastle.asn1.misc;
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 CAST5CBCParameters
extends ASN1Object
{
ASN1Integer keyLength;
ASN1OctetString iv;
public static CAST5CBCParameters getInstance(
Object o)
{
if (o instanceof CAST5CBCParameters)
{
return (CAST5CBCParameters)o;
}
else if (o != null)
{
return new CAST5CBCParameters(ASN1Sequence.getInstance(o));
}
return null;
}
public CAST5CBCParameters(
byte[] iv,
int keyLength)
{
this.iv = new DEROctetString(iv);
this.keyLength = new ASN1Integer(keyLength);
}
public CAST5CBCParameters(
ASN1Sequence seq)
{
iv = (ASN1OctetString)seq.getObjectAt(0);
keyLength = (ASN1Integer)seq.getObjectAt(1);
}
public byte[] getIV()
{
return iv.getOctets();
}
public int getKeyLength()
{
return keyLength.getValue().intValue();
}
/**
* Produce an object suitable for an ASN1OutputStream.
* <pre>
* cast5CBCParameters ::= SEQUENCE {
* iv OCTET STRING DEFAULT 0,
* -- Initialization vector
* keyLength INTEGER
* -- Key length, in bits
* }
* </pre>
*/
public ASN1Primitive toASN1Primitive()
{
ASN1EncodableVector v = new ASN1EncodableVector();
v.add(iv);
v.add(keyLength);
return new DERSequence(v);
}
}