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Code Issues Releases Wiki Activity

refactor

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This commit is contained in:
Ashley Hughes 2014-01-14 22:12:57 +00:00
parent cd4a3dd237
commit c95a52c070
1 changed files with 48 additions and 32 deletions
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80
OpenPGP-Keychain/src/org/sufficientlysecure/keychain/pgp/PgpOperation.java
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@ -897,9 +897,7 @@ public class PgpOperation {
boolean sig_isok = signature.verify();
//Now check binding signatures
boolean subkeyBinding_isok = false;
boolean tmp_subkeyBinding_isok = false;
boolean primkeyBinding_isok = false;
boolean keyBinding_isok = false;
signatureKeyId = signature.getKeyID();
String userId = null;
@ -910,42 +908,60 @@ public class PgpOperation {
mKey = PgpKeyHelper.getMasterKey(signKeyRing);
}
if (signature.getKeyID() != mKey.getKeyID()) {
Iterator<PGPSignature> itr = signatureKey.getSignatures();
subkeyBinding_isok = false;
tmp_subkeyBinding_isok = false;
primkeyBinding_isok = false;
while (itr.hasNext()) { //what does gpg do if the subkey binding is wrong?
//gpg has an invalid subkey binding error on key import I think, but doesn't shout
//about keys without subkey signing. Can't get it to import a slightly broken one
//either, so we will err on bad subkey binding here.
PGPSignature sig = itr.next();
if (sig.getKeyID() == mKey.getKeyID() && sig.getSignatureType() == PGPSignature.SUBKEY_BINDING) {
//check and if ok, check primary key binding.
sig.init(contentVerifierBuilderProvider, mKey);
tmp_subkeyBinding_isok = sig.verifyCertification(mKey, signatureKey);
if (tmp_subkeyBinding_isok)
subkeyBinding_isok = true;
if (tmp_subkeyBinding_isok) {
primkeyBinding_isok = verifyPrimaryBinding(sig.getUnhashedSubPackets(), mKey, signatureKey);
if (primkeyBinding_isok)
break;
primkeyBinding_isok = verifyPrimaryBinding(sig.getHashedSubPackets(), mKey, signatureKey);
if (primkeyBinding_isok)
break;
}
}
}
keyBinding_isok = verifyKeyBinding(mKey, signatureKey);
} else { //if the key used to make the signature was the master key, no need to check binding sigs
subkeyBinding_isok = true;
primkeyBinding_isok = true;
keyBinding_isok = true;
}
returnData.putBoolean(KeychainIntentService.RESULT_SIGNATURE_SUCCESS, sig_isok & subkeyBinding_isok & primkeyBinding_isok);
returnData.putBoolean(KeychainIntentService.RESULT_SIGNATURE_SUCCESS, sig_isok & keyBinding_isok);
updateProgress(R.string.progress_done, 100, 100);
return returnData;
}
private boolean verifyKeyBinding(PGPPublicKey masterPublicKey, PGPPublicKey signingPublicKey)
{
boolean subkeyBinding_isok = false;
boolean tmp_subkeyBinding_isok = false;
boolean primkeyBinding_isok = false;
JcaPGPContentVerifierBuilderProvider contentVerifierBuilderProvider = new JcaPGPContentVerifierBuilderProvider()
.setProvider(Constants.BOUNCY_CASTLE_PROVIDER_NAME);
Iterator<PGPSignature> itr = signingPublicKey.getSignatures();
subkeyBinding_isok = false;
tmp_subkeyBinding_isok = false;
primkeyBinding_isok = false;
while (itr.hasNext()) { //what does gpg do if the subkey binding is wrong?
//gpg has an invalid subkey binding error on key import I think, but doesn't shout
//about keys without subkey signing. Can't get it to import a slightly broken one
//either, so we will err on bad subkey binding here.
PGPSignature sig = itr.next();
if (sig.getKeyID() == masterPublicKey.getKeyID() && sig.getSignatureType() == PGPSignature.SUBKEY_BINDING) {
//check and if ok, check primary key binding.
try {
sig.init(contentVerifierBuilderProvider, masterPublicKey);
tmp_subkeyBinding_isok = sig.verifyCertification(masterPublicKey, signingPublicKey);
} catch (PGPException e) {
continue;
} catch (SignatureException e) {
continue;
}
if (tmp_subkeyBinding_isok)
subkeyBinding_isok = true;
if (tmp_subkeyBinding_isok) {
primkeyBinding_isok = verifyPrimaryBinding(sig.getUnhashedSubPackets(), masterPublicKey, signingPublicKey);
if (primkeyBinding_isok)
break;
primkeyBinding_isok = verifyPrimaryBinding(sig.getHashedSubPackets(), masterPublicKey, signingPublicKey);
if (primkeyBinding_isok)
break;
}
}
}
return (subkeyBinding_isok & primkeyBinding_isok);
}
private boolean verifyPrimaryBinding(PGPSignatureSubpacketVector Pkts, PGPPublicKey masterPublicKey, PGPPublicKey signingPublicKey)
{
boolean primkeyBinding_isok = false;