diff options
Diffstat (limited to 'OpenKeychain/src/main/java/org/sufficientlysecure/keychain/pgp/UncachedPublicKey.java')
-rw-r--r-- | OpenKeychain/src/main/java/org/sufficientlysecure/keychain/pgp/UncachedPublicKey.java | 36 |
1 files changed, 35 insertions, 1 deletions
diff --git a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/pgp/UncachedPublicKey.java b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/pgp/UncachedPublicKey.java index bc37f6201..7f6fae4a6 100644 --- a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/pgp/UncachedPublicKey.java +++ b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/pgp/UncachedPublicKey.java @@ -1,14 +1,19 @@ package org.sufficientlysecure.keychain.pgp; +import org.spongycastle.bcpg.SignatureSubpacketTags; import org.spongycastle.bcpg.sig.KeyFlags; import org.spongycastle.openpgp.PGPPublicKey; import org.spongycastle.openpgp.PGPSignature; import org.spongycastle.openpgp.PGPSignatureSubpacketVector; +import org.spongycastle.openpgp.operator.jcajce.JcaPGPContentVerifierBuilderProvider; +import org.sufficientlysecure.keychain.Constants; import org.sufficientlysecure.keychain.util.IterableIterator; +import java.util.ArrayList; import java.util.Calendar; import java.util.Date; import java.util.GregorianCalendar; +import java.util.List; public class UncachedPublicKey { protected final PGPPublicKey mPublicKey; @@ -22,7 +27,8 @@ public class UncachedPublicKey { return mPublicKey.getKeyID(); } - public boolean isRevoked() { + /** The revocation signature is NOT checked here, so this may be false! */ + public boolean maybeRevoked() { return mPublicKey.isRevoked(); } @@ -60,6 +66,34 @@ public class UncachedPublicKey { return mPublicKey.getAlgorithm(); } + public int getBitStrength() { + return mPublicKey.getBitStrength(); + } + + public String getPrimaryUserId() { + List<String> userIds = new ArrayList<String>(); + for (String userId : new IterableIterator<String>(mPublicKey.getUserIDs())) { + userIds.add(userId); + for (PGPSignature sig : new IterableIterator<PGPSignature>(mPublicKey.getSignaturesForID(userId))) { + if (sig.getHashedSubPackets() != null + && sig.getHashedSubPackets().hasSubpacket(SignatureSubpacketTags.PRIMARY_USER_ID)) { + try { + // make sure it's actually valid + sig.init(new JcaPGPContentVerifierBuilderProvider().setProvider( + Constants.BOUNCY_CASTLE_PROVIDER_NAME), mPublicKey); + if (sig.verifyCertification(userId, mPublicKey)) { + return userId; + } + } catch (Exception e) { + // nothing bad happens, the key is just not considered the primary key id + } + } + + } + } + return null; + } + public boolean isElGamalEncrypt() { return getAlgorithm() == PGPPublicKey.ELGAMAL_ENCRYPT; } |