Microsoft Word - iOSAppReverseEngineering.docx

UIAlertAction *okAction = [UIAlertAction actionWithTitle:@"OK"

style:UIAlertActionStyleDefault handler:^(UIAlertAction * action) {

UITextField *whitelistField = alertController.textFields.firstObject;

if ([whitelistField.text length] != 0) [[NSUserDefaults standardUserDefaults]

setObject:whitelistField.text forKey:@"whitelist"];

}];

UIAlertAction *cancelAction = [UIAlertAction actionWithTitle:@"Cancel"

style:UIAlertActionStyleCancel handler:nil];

[alertController addAction:okAction];

[alertController addAction:cancelAction];

[alertController addTextFieldWithConfigurationHandler:^(UITextField *textField) {

textField.placeholder = @"[email protected]";

textField.text = [[NSUserDefaults standardUserDefaults]

objectForKey:@"whitelist"];

}];

[self presentViewController:alertController animated:YES completion:nil];

}

• (void)viewWillAppear:(BOOL)arg1
  {
  self.navigationItem.leftBarButtonItem = [[[UIBarButtonItem alloc]
  initWithTitle:@"Whitelist" style:UIBarButtonItemStylePlain target:self
  action:@selector(iOSREShowWhitelist)] autorelease];
  %orig;
  }
  %end

%hook MailboxContentViewController

• (void)megaMallMessageCountChanged:(NSConcreteNotification )arg1
  {
  %orig;
  NSMutableSet targetMessages = [NSMutableSet setWithCapacity:600];
  NSString whitelist = [[NSUserDefaults standardUserDefaults]
  objectForKey:@"whitelist"];
  MessageMegaMall mall = [arg1 object];
  NSSet messages = [mall copyAllMessages]; // Remember to release it later
  for (MFLibraryMessage message in messages)
  {
  MFMessageInfo messageInfo = [message copyMessageInfo]; // Remember to
  release it later
  for (NSString sender in [message senders]) if (!messageInfo.read && [sender
  rangeOfString:[NSString stringWithFormat:@"<%@>", whitelist]].location == NSNotFound)
  [targetMessages addObject:message];
  [messageInfo release];
  }
  [messages release];
  [mall markMessagesAsViewed:targetMessages];
  }
  %end

8.4.4 Edit Makefile and control files

The finalized Makefile looks like this:

export THEOS_DEVICE_IP = iOSIP

export ARCHS = armv7 arm64

export TARGET = iphone:clang:latest:8.0

include theos/makefiles/common.mk