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package org.spongycastle.asn1.misc;
import org.spongycastle.asn1.ASN1EncodableVector;
import org.spongycastle.asn1.ASN1Object;
import org.spongycastle.asn1.ASN1OctetString;
import org.spongycastle.asn1.ASN1Primitive;
import org.spongycastle.asn1.ASN1Sequence;
import org.spongycastle.asn1.DEROctetString;
import org.spongycastle.asn1.DERSequence;
public class IDEACBCPar
extends ASN1Object
{
ASN1OctetString iv;
public static IDEACBCPar getInstance(
Object o)
{
if (o instanceof IDEACBCPar)
{
return (IDEACBCPar)o;
}
else if (o != null)
{
return new IDEACBCPar(ASN1Sequence.getInstance(o));
}
return null;
}
public IDEACBCPar(
byte[] iv)
{
this.iv = new DEROctetString(iv);
}
public IDEACBCPar(
ASN1Sequence seq)
{
if (seq.size() == 1)
{
iv = (ASN1OctetString)seq.getObjectAt(0);
}
else
{
iv = null;
}
}
public byte[] getIV()
{
if (iv != null)
{
return iv.getOctets();
}
else
{
return null;
}
}
/**
* Produce an object suitable for an ASN1OutputStream.
* <pre>
* IDEA-CBCPar ::= SEQUENCE {
* iv OCTET STRING OPTIONAL -- exactly 8 octets
* }
* </pre>
*/
public ASN1Primitive toASN1Primitive()
{
ASN1EncodableVector v = new ASN1EncodableVector();
if (iv != null)
{
v.add(iv);
}
return new DERSequence(v);
}
}
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