package org.bouncycastle.openpgp.examples;
import java.io.*;
import java.security.Security;
import java.util.Iterator;
import org.bouncycastle.bcpg.PublicKeyAlgorithmTags;
import org.bouncycastle.jce.provider.BouncyCastleProvider;
import org.bouncycastle.openpgp.PGPPublicKey;
import org.bouncycastle.openpgp.PGPPublicKeyRing;
import org.bouncycastle.openpgp.PGPPublicKeyRingCollection;
import org.bouncycastle.openpgp.PGPUtil;
import org.bouncycastle.util.encoders.Hex;
/**
* Basic class which just lists the contents of the public key file passed
* as an argument. If the file contains more than one "key ring" they are
* listed in the order found.
*/
public class PubringDump
{
public static String getAlgorithm(
int algId)
{
switch (algId)
{
case PublicKeyAlgorithmTags.RSA_GENERAL:
return "RSA_GENERAL";
case PublicKeyAlgorithmTags.RSA_ENCRYPT:
return "RSA_ENCRYPT";
case PublicKeyAlgorithmTags.RSA_SIGN:
return "RSA_SIGN";
case PublicKeyAlgorithmTags.ELGAMAL_ENCRYPT:
return "ELGAMAL_ENCRYPT";
case PublicKeyAlgorithmTags.DSA:
return "DSA";
case PublicKeyAlgorithmTags.EC:
return "EC";
case PublicKeyAlgorithmTags.ECDSA:
return "ECDSA";
case PublicKeyAlgorithmTags.ELGAMAL_GENERAL:
return "ELGAMAL_GENERAL";
case PublicKeyAlgorithmTags.DIFFIE_HELLMAN:
return "DIFFIE_HELLMAN";
}
return "unknown";
}
public static void main(String[] args)
throws Exception
{
Security.addProvider(new BouncyCastleProvider());
PGPUtil.setDefaultProvider("BC");
//
// Read the public key rings
//
PGPPublicKeyRingCollection pubRings = new PGPPublicKeyRingCollection(
PGPUtil.getDecoderStream(new FileInputStream(args[0])));
Iterator rIt = pubRings.getKeyRings();
while (rIt.hasNext())
{
PGPPublicKeyRing pgpPub = (PGPPublicKeyRing)rIt.next();
try
{
pgpPub.getPublicKey();
}
catch (Exception e)
{
e.printStackTrace();
continue;
}
Iterator it = pgpPub.getPublicKeys();
boolean first = true;
while (it.hasNext())
{
PGPPublicKey pgpKey = (PGPPublicKey)it.next();
if (first)
{
System.out.println("Key ID: " + Long.toHexString(pgpKey.getKeyID()));
first = false;
}
else
{
System.out.println("Key ID: " + Long.toHexString(pgpKey.getKeyID()) + " (subkey)");
}
System.out.println(" Algorithm: " + getAlgorithm(pgpKey.getAlgorithm()));
System.out.println(" Fingerprint: " + new String(Hex.encode(pgpKey.getFingerprint())));
}
}
}
}