use db to mark keys which can certify

This commit is contained in:
Ash Hughes
2013-03-18 18:51:24 +00:00
parent 12d6cfefd7
commit 2d856c5f0e
12 changed files with 57 additions and 7 deletions

View File

@@ -333,6 +333,36 @@ public class PgpHelper {
return isSigningKey(key.getPublicKey());
}
@SuppressWarnings("unchecked")
public static boolean isCertificationKey(PGPPublicKey key) {
if (key.getVersion() <= 3) {
return true;
}
for (PGPSignature sig : new IterableIterator<PGPSignature>(key.getSignatures())) {
if (key.isMasterKey() && sig.getKeyID() != key.getKeyID()) {
continue;
}
PGPSignatureSubpacketVector hashed = sig.getHashedSubPackets();
if (hashed != null && (hashed.getKeyFlags() & KeyFlags.CERTIFY_OTHER) != 0) {
return true;
}
PGPSignatureSubpacketVector unhashed = sig.getUnhashedSubPackets();
if (unhashed != null && (unhashed.getKeyFlags() & KeyFlags.CERTIFY_OTHER) != 0) {
return true;
}
}
return false;
}
public static boolean isCertificationKey(PGPSecretKey key) {
return isCertificationKey(key.getPublicKey());
}
public static String getAlgorithmInfo(PGPPublicKey key) {
return getAlgorithmInfo(key.getAlgorithm(), key.getBitStrength());
}