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package org.bouncycastle.pqc.asn1;
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;
import org.bouncycastle.util.Arrays;
/**
* This class implements an ASN.1 encoded GMSS public key. The ASN.1 definition
* of this structure is:
* <pre>
* GMSSPublicKey ::= SEQUENCE{
* version INTEGER
* publicKey OCTET STRING
* }
* </pre>
*/
public class GMSSPublicKey
extends ASN1Object
{
private ASN1Integer version;
private byte[] publicKey;
private GMSSPublicKey(ASN1Sequence seq)
{
if (seq.size() != 2)
{
throw new IllegalArgumentException("size of seq = " + seq.size());
}
this.version = ASN1Integer.getInstance(seq.getObjectAt(0));
this.publicKey = ASN1OctetString.getInstance(seq.getObjectAt(1)).getOctets();
}
public GMSSPublicKey(byte[] publicKeyBytes)
{
this.version = new ASN1Integer(0);
this.publicKey = publicKeyBytes;
}
public static GMSSPublicKey getInstance(Object o)
{
if (o instanceof GMSSPublicKey)
{
return (GMSSPublicKey)o;
}
else if (o != null)
{
return new GMSSPublicKey(ASN1Sequence.getInstance(o));
}
return null;
}
public byte[] getPublicKey()
{
return Arrays.clone(publicKey);
}
public ASN1Primitive toASN1Primitive()
{
ASN1EncodableVector v = new ASN1EncodableVector();
v.add(version);
v.add(new DEROctetString(publicKey));
return new DERSequence(v);
}
}
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