将我的代码迁移到Xcode 11,并在iPhone Pro Max模拟器中运行该应用程序。我正在尝试匹配面部ID,并且抛出状态代码-25300的错误。但是它可以在iPhone XS Max(iOS 13)真实设备中按预期工作。
请参考附件代码
NSDictionary *query = @{
(__bridge id)kSecClass : (__bridge id)kSecClassGenericPassword,
(__bridge id)kSecAttrService : KeychainServiceName,
(__bridge id)kSecReturnData : @YES,
(__bridge id)kSecUseOperationPrompt : @"Your account is just a thumbprint away."
};
CFTypeRef dataTypeRef = NULL;
OSStatus status = SecItemCopyMatching((__bridge CFDictionaryRef)(query), &dataTypeRef);