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fix: work around unarchivedObjectOfClass requiring secureCoding (#41319)

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This commit is contained in:
Shelley Vohr
2024-02-14 04:08:03 +01:00
committed by GitHub
parent 6a616ab70c
commit 0218af9af0
1 changed files with 16 additions and 6 deletions
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22
patches/squirrel.mac/refactor_use_non-deprecated_nskeyedarchiver_apis.patch
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@@ -11,23 +11,33 @@ Several NSKeyedArchiver methods have been deprecated and replaced as of macOS 10
- archivedDataWithRootObject -> archivedDataWithRootObject:requiringSecureCoding:error:
diff --git a/Squirrel/SQRLInstaller.m b/Squirrel/SQRLInstaller.m
index f502df2f88424ea902a061adfeb30358daf212e4..8db6406ec7f0cb51140ea2ee39c04f91626f6e18 100644
index f502df2f88424ea902a061adfeb30358daf212e4..40f55812bf5795dc60bb8a4cd19c62cb37f40359 100644
--- a/Squirrel/SQRLInstaller.m
+++ b/Squirrel/SQRLInstaller.m
@@ -182,14 +182,30 @@ - (SQRLInstallerOwnedBundle *)ownedBundle {
@@ -182,14 +182,40 @@ - (SQRLInstallerOwnedBundle *)ownedBundle {
id archiveData = CFBridgingRelease(CFPreferencesCopyValue((__bridge CFStringRef)SQRLInstallerOwnedBundleKey, (__bridge CFStringRef)self.applicationIdentifier, kCFPreferencesCurrentUser, kCFPreferencesCurrentHost));
if (![archiveData isKindOfClass:NSData.class]) return nil;
- SQRLInstallerOwnedBundle *ownedBundle = [NSKeyedUnarchiver unarchiveObjectWithData:archiveData];
- if (![ownedBundle isKindOfClass:SQRLInstallerOwnedBundle.class]) return nil;
+ // unarchivedObjectOfClass:fromData:error: sets secureCoding to true and we don't
+ // archive data with secureCoding enabled - use our own unarchiver to work around that.
+ NSError *error;
+ SQRLInstallerOwnedBundle *ownedBundle = [NSKeyedUnarchiver unarchivedObjectOfClass:[SQRLInstallerOwnedBundle class]
+ fromData:archiveData
+ error:&error];
+ NSKeyedUnarchiver *unarchiver = [[NSKeyedUnarchiver alloc] initForReadingFromData:archiveData
+ error:&error];
+ unarchiver.requiresSecureCoding = NO;
+ SQRLInstallerOwnedBundle *ownedBundle = [unarchiver decodeObjectForKey:NSKeyedArchiveRootObjectKey];
+ [unarchiver finishDecoding];
+
+ if (error) {
+ NSLog(@"Couldn't unarchive ownedBundle - %@", error.localizedDescription);
+ NSLog(@"Error while unarchiving ownedBundle - %@", error.localizedDescription);
+ return nil;
+ }
+
+ if (!ownedBundle || ![ownedBundle isKindOfClass:SQRLInstallerOwnedBundle.class]) {
+ NSLog(@"Unknown error while unarchiving ownedBundle - did not conform to SQRLInstallerOwnedBundle");
+ return nil;
+ }
return ownedBundle;
}