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use suitable signing subkey if none provided

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This commit is contained in:
Vincent Breitmoser 2017-05-23 17:46:44 +02:00
parent cb204d3edb
commit 76e9f6b229
1 changed files with 11 additions and 2 deletions
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13
OpenKeychain/src/main/java/org/sufficientlysecure/keychain/pgp/PgpSignEncryptOperation.java
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@ -65,6 +65,7 @@ import org.sufficientlysecure.keychain.pgp.PgpSecurityConstants.OpenKeychainComp
import org.sufficientlysecure.keychain.pgp.PgpSecurityConstants.OpenKeychainHashAlgorithmTags;
import org.sufficientlysecure.keychain.pgp.PgpSecurityConstants.OpenKeychainSymmetricKeyAlgorithmTags;
import org.sufficientlysecure.keychain.pgp.exception.PgpGeneralException;
import org.sufficientlysecure.keychain.pgp.exception.PgpKeyNotFoundException;
import org.sufficientlysecure.keychain.provider.KeyRepository;
import org.sufficientlysecure.keychain.provider.KeyWritableRepository;
import org.sufficientlysecure.keychain.provider.KeychainContract.KeyRings;
@ -217,11 +218,19 @@ public class PgpSignEncryptOperation extends BaseOperation<PgpSignEncryptInputPa
try {
long signingMasterKeyId = data.getSignatureMasterKeyId();
long signingSubKeyId = data.getSignatureSubKeyId();
Long signingSubKeyId = data.getSignatureSubKeyId();
if (signingSubKeyId == null) {
try {
signingSubKeyId = mKeyRepository.getCachedPublicKeyRing(signingMasterKeyId).getSecretSignId();
} catch (PgpKeyNotFoundException e) {
log.add(LogType.MSG_PSE_ERROR_KEY_SIGN, indent);
return new PgpSignEncryptResult(PgpSignEncryptResult.RESULT_ERROR, log);
}
}
CanonicalizedSecretKeyRing signingKeyRing =
mKeyRepository.getCanonicalizedSecretKeyRing(signingMasterKeyId);
signingKey = signingKeyRing.getSecretKey(data.getSignatureSubKeyId());
signingKey = signingKeyRing.getSecretKey(signingSubKeyId);
Collection<Long> allowedSigningKeyIds = data.getAllowedSigningKeyIds();
if (allowedSigningKeyIds != null && !allowedSigningKeyIds.contains(signingMasterKeyId)) {