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package org.bouncycastle.bcpg.sig;
import org.bouncycastle.bcpg.SignatureSubpacket;
import org.bouncycastle.bcpg.SignatureSubpacketTags;
/**
* Represents revocation key OpenPGP signature sub packet.
*/
public class RevocationKey extends SignatureSubpacket
{
// 1 octet of class,
// 1 octet of public-key algorithm ID,
// 20 octets of fingerprint
public RevocationKey(boolean isCritical, byte[] data)
{
super(SignatureSubpacketTags.REVOCATION_KEY, isCritical, data);
}
public RevocationKey(boolean isCritical, byte signatureClass, int keyAlgorithm,
byte[] fingerprint)
{
super(SignatureSubpacketTags.REVOCATION_KEY, isCritical, createData(signatureClass,
(byte)(keyAlgorithm & 0xff), fingerprint));
}
private static byte[] createData(byte signatureClass, byte keyAlgorithm, byte[] fingerprint)
{
byte[] data = new byte[2 + fingerprint.length];
data[0] = signatureClass;
data[1] = keyAlgorithm;
System.arraycopy(fingerprint, 0, data, 2, fingerprint.length);
return data;
}
public byte getSignatureClass()
{
return this.getData()[0];
}
public int getAlgorithm()
{
return this.getData()[1];
}
public byte[] getFingerprint()
{
byte[] data = this.getData();
byte[] fingerprint = new byte[data.length - 2];
System.arraycopy(data, 2, fingerprint, 0, fingerprint.length);
return fingerprint;
}
}
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