From 1f226950b01b961674b368554570822c69826c43 Mon Sep 17 00:00:00 2001
From: Sam Bingner <sam@bingner.com>
Date: Wed, 10 Oct 2018 12:49:13 -1000
Subject: Updates to work nicely with iOS11

---
 Makefile | 15 +++++++-----
 Tweak.xm | 79 +++++++++++++++++++++++++++++++++++++++++++++++++++++-----------
 2 files changed, 75 insertions(+), 19 deletions(-)

diff --git a/Makefile b/Makefile
index 14d0ee2..ba6aa4e 100644
--- a/Makefile
+++ b/Makefile
@@ -1,5 +1,5 @@
-TARGET := iphone:7.1:2.0
-ARCHS := armv6 armv7s arm64
+TARGET := iphone:11.0:11.0
+ARCHS := arm64
 PACKAGE_VERSION := $(shell ./version.sh)
 
 include theos/makefiles/common.mk
@@ -8,10 +8,13 @@ TWEAK_NAME := MobileSafety
 MobileSafety_FILES := Tweak.xm
 MobileSafety_FRAMEWORKS := UIKit
 
-ADDITIONAL_CFLAGS += -mllvm -arm-reserve-r9
-ADDITIONAL_LDFLAGS += -Xarch_armv6 -Wl,-lgcc_s.1
+ADDITIONAL_CFLAGS += -Wno-error=tautological-undefined-compare -Wno-error=deprecated-declarations
+#ADDITIONAL_LDFLAGS += -Xarch_armv6 -Wl,-lgcc_s.1
 
-ADDITIONAL_LDFLAGS += -Xarch_armv6 -Wl,-segalign,4000
-ADDITIONAL_LDFLAGS += -Xarch_armv7s -Wl,-segalign,4000
+#ADDITIONAL_LDFLAGS += -Xarch_armv6 -Wl,-segalign,4000 -Xarch_armv6 -ffixed-r9
+#ADDITIONAL_LDFLAGS += -Xarch_armv7s -Wl,-segalign,4000 -Xarch_armv7s -ffixed-r9
 
 include $(THEOS_MAKE_PATH)/tweak.mk
+
+after-stage::
+	@cp MobileSafety.png $(THEOS_STAGING_DIR)/Library/MobileSubstrate/MobileSafety.png
diff --git a/Tweak.xm b/Tweak.xm
index 189b39b..265744d 100644
--- a/Tweak.xm
+++ b/Tweak.xm
@@ -27,19 +27,28 @@
 #include <dlfcn.h>
 #include <substrate.h>
 
+// Because compiler is optimizing out checks for dereferenced null pointers
+template <typename Type_>
+static inline Type_ &MYHookIvar(id self, const char *name) {
+    Ivar ivar(class_getInstanceVariable(object_getClass(self), name));
+    void *value = ivar == NULL ? NULL : *reinterpret_cast<void **>(reinterpret_cast<char *>(self) + ivar_getOffset(ivar));
+    return *reinterpret_cast<Type_ *>(&value);
+}
+
+
 Class $SafeModeAlertItem;
 
 #define UIAlertActionStyleDefault 0
 
-@interface UIAlertAction
-+ (UIAlertAction *) actionWithTitle:(NSString *)title style:(NSUInteger)style handler:(void (^)(UIAlertAction *action))handler;
-@end
+//@interface UIAlertAction
+//+ (UIAlertAction *) actionWithTitle:(NSString *)title style:(NSUInteger)style handler:(void (^)(UIAlertAction *action))handler;
+//@end
 
-@interface UIAlertController : UIViewController
-- (void) addAction:(UIAlertAction *)action;
-- (void) setMessage:(NSString *)message;
-- (void) setTitle:(NSString *)title;
-@end
+//@interface UIAlertController : UIViewController
+//- (void) addAction:(UIAlertAction *)action;
+//- (void) setMessage:(NSString *)message;
+//- (void) setTitle:(NSString *)title;
+//@end
 
 @interface SBAlertItem : NSObject {
 }
@@ -186,6 +195,12 @@ static void MSAlert() {
     %orig(touches, event);
 } %end
 
+%hook UIStatusBar_Modern
+- (void) touchesBegan:(void *)touches withEvent:(void *)event {
+    MSAlert();
+    %orig(touches, event);
+} %end
+
 
 // this fairly complex code came from Grant, to solve the "it Safe Mode"-in-bar bug
 
@@ -254,7 +269,13 @@ static void AlertIfNeeded() {
 - (void) _finishUIUnlockFromSource:(int)source withOptions:(id)options {
     %orig;
     AlertIfNeeded();
-} %end
+}
+
+-(void)lockScreenViewControllerDidDismiss {
+    %orig;
+    AlertIfNeeded();
+}
+%end
 
 // iOS 6
 %hook SBAwayController
@@ -313,13 +334,13 @@ static void AlertIfNeeded() {
 %hook SBUIController
 - (id) init {
     if ((self = %orig()) != nil) {
-        UIView *&_contentLayer(MSHookIvar<UIView *>(self, "_contentLayer"));
-        UIView *&_contentView(MSHookIvar<UIView *>(self, "_contentView"));
+        UIView *_contentLayer = MYHookIvar<UIView *>(self, "_contentLayer");
+        UIView *_contentView = MYHookIvar<UIView *>(self, "_contentView");
 
         UIView *layer;
-        if (&_contentLayer != NULL)
+        if (_contentLayer != NULL)
             layer = _contentLayer;
-        else if (&_contentView != NULL)
+        else if (_contentView != NULL)
             layer = _contentView;
         else
             layer = nil;
@@ -356,6 +377,26 @@ static void AlertIfNeeded() {
     _textRect.origin.y = (frame.size.height - size.height) / 2;
 } %end
 
+%hook _UIStatusBarStringView
+- (void) tile {
+    NSString *&_time(MSHookIvar<NSString *>(self, "_time"));
+    CGRect &_textRect(MSHookIvar<CGRect>(self, "_textRect"));
+    if (_time != nil)
+        [_time release];
+    _time = [@"Exit Safe Mode" retain];
+    id font([self textFont]);
+    CGSize size([_time sizeWithFont:font]);
+    CGRect frame([self frame]);
+    _textRect.size = size;
+    _textRect.origin.x = (frame.size.width - size.width) / 2;
+    _textRect.origin.y = (frame.size.height - size.height) / 2;
+} %end
+
+%hook _UIStatusBarStringView
+- (void) setText:(NSString*)text {
+    %orig(@"Exit");
+} %end
+
 
 // on iOS 6.0, Apple split parts of SpringBoard into a daemon called backboardd, including app launches
 // in order to allow safe mode to propogate into applications, we need to then tell backboardd here
@@ -371,6 +412,14 @@ static void AlertIfNeeded() {
     return %orig(modified);
 } %end
 
+%hook FBApplicationInfo
+- (NSDictionary *)environmentVariables {
+        NSDictionary *originalVariables = %orig;
+        NSMutableDictionary *newVariables = [originalVariables mutableCopy];
+        [newVariables setObject:@1 forKey:@"_MSSafeMode"];
+        return [newVariables autorelease];
+}
+%end
 
 // this highly-general hook replaces all previous attempts to protect SpringBoard from spurious code
 // the main purpose is to protect SpringBoard from non-Substrate "away view plug-ins" and "wee apps"
@@ -382,6 +431,10 @@ const char *dylibs_[] = {
     "/System/Library/CoreServices",
     "/System/Library/AccessibilityBundles",
     "/System/Library/HIDPlugins",
+    "/System/Library/SpringBoardPlugins",
+    "/System/Library/Extensions",
+    "/System/Library/BulletinBoardPlugins",
+    "/System/Library/ControlCenter/Bundles",
     NULL,
 };
 
-- 
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