thunderbird/backport-rnp-0.16.2-to-esr102-m-bug-1791195.patch

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# HG changeset patch
# User Kai Engert <kaie@kuix.de>
# Date 1664378971 0
# Wed Sep 28 15:29:31 2022 +0000
# Node ID 98bde42cf14e966da1cdf098e2d0917032c0f327
# Parent af0b1f5e4c7710f824c6141103e516ca60bc78aa
Bug 1791195 - Adjust OpenPGP signature handling for RNP >= 0.16.2. r=mkmelin
Differential Revision: https://phabricator.services.mozilla.com/D158270
diff --git a/comm/mail/extensions/openpgp/content/modules/RNP.jsm b/comm/mail/extensions/openpgp/content/modules/RNP.jsm
--- a/comm/mail/extensions/openpgp/content/modules/RNP.jsm
+++ b/comm/mail/extensions/openpgp/content/modules/RNP.jsm
@@ -1150,22 +1150,25 @@ var RNP = {
result.exitCode = RNPLib.rnp_op_verify_execute(verify_op);
let rnpCannotDecrypt = false;
let queryAllEncryptionRecipients = false;
+ let stillUndecidedIfSignatureIsBad = false;
let useDecodedData;
let processSignature;
switch (result.exitCode) {
case RNPLib.RNP_SUCCESS:
useDecodedData = true;
processSignature = true;
break;
case RNPLib.RNP_ERROR_SIGNATURE_INVALID:
- result.statusFlags |= EnigmailConstants.BAD_SIGNATURE;
+ // Either the signing key is unavailable, or the signature is
+ // indeed bad. Must check signature status below.
+ stillUndecidedIfSignatureIsBad = true;
useDecodedData = true;
- processSignature = false;
+ processSignature = true;
break;
case RNPLib.RNP_ERROR_SIGNATURE_EXPIRED:
useDecodedData = true;
processSignature = false;
result.statusFlags |= EnigmailConstants.EXPIRED_SIGNATURE;
@@ -1320,13 +1323,30 @@ var RNP = {
options.fromAddr,
options.msgDate,
verify_op,
result
);
+
+ if (
+ (result.statusFlags &
+ (EnigmailConstants.GOOD_SIGNATURE |
+ EnigmailConstants.UNCERTAIN_SIGNATURE |
+ EnigmailConstants.EXPIRED_SIGNATURE |
+ EnigmailConstants.BAD_SIGNATURE)) !=
+ 0
+ ) {
+ // A decision was already made.
+ stillUndecidedIfSignatureIsBad = false;
+ }
}
}
+ if (stillUndecidedIfSignatureIsBad) {
+ // We didn't find more details above, so conclude it's bad.
+ result.statusFlags |= EnigmailConstants.BAD_SIGNATURE;
+ }
+
RNPLib.rnp_input_destroy(input_from_memory);
RNPLib.rnp_output_destroy(output_to_memory);
RNPLib.rnp_op_verify_destroy(verify_op);
if (
@@ -1458,10 +1478,12 @@ var RNP = {
let have_signer_key = false;
let use_signer_key = false;
if (query_signer) {
if (RNPLib.rnp_op_verify_signature_get_key(sig, signer_key.address())) {
+ // If sig_status isn't RNP_ERROR_KEY_NOT_FOUND then we must
+ // be able to obtain the signer key.
throw new Error("rnp_op_verify_signature_get_key");
}
have_signer_key = true;
use_signer_key = !this.isBadKey(signer_key);