我试图创建一个库（Dylib），然后将其注入ipa以伪造iphone上应用程序的位置。我可以在应用程序启动时更改该位置，并且可以更改几秒钟，但随后位置会刷新得更多。我必须退出该应用程序，然后重新启动以进行更新。我不明白为什么。你能帮我吗？
谢谢
#import <QuartzCore/QuartzCore.h>
#import <Foundation/Foundation.h>
#import <CoreLocation/CoreLocation.h>
#import <objc/runtime.h>
#import "MapKit/MapKit.h"
#import "POControlView.h"
@interface CLLocation(Swizzle)
@end
@implementation CLLocation(Swizzle)
static float x = -1;
static float y = -1;
static float controlOffsetX = 0;
static float controlOffsetY = 0;
static POControlView *controlV;
static MKMapView *myMapView;
static UIButton *leavebutton;
static UILabel *coordinateLabel;
CLLocation *goLoc;
bool tag = false;
CLLocationDegrees kMockedLatitude = 28.5388;
CLLocationDegrees kMockedLongitude = -81.3756;
CLLocationCoordinate2D pos;
+ (void) load {
Method m1 = class_getInstanceMethod(self, @selector(coordinate));
Method m2 = class_getInstanceMethod(self, @selector(coordinate_));
method_exchangeImplementations(m1, m2);
Method m3 = class_getInstanceMethod(self,
@selector(onClientEventLocation));
Method m4 = class_getInstanceMethod(self,
@selector(onClientEventLocation_));
method_exchangeImplementations(m3, m4);
Method m5 = class_getInstanceMethod(self, @selector(setDelegate));
Method m6 = class_getInstanceMethod(self, @selector(setDelegate_));
method_exchangeImplementations(m5, m6);
Method m7 = class_getInstanceMethod([CLLocationManager alloc],
@selector(didUpdateLocations));
Method m8 = class_getInstanceMethod(self,
@selector(didUpdateLocations_));
method_exchangeImplementations(m7, m8);
Method m9 = class_getInstanceMethod([CLLocationManager class],
@selector(startUpdatingLocation));
Method m10 = class_getInstanceMethod(self,
@selector(startUpdatingLocation_));
method_exchangeImplementations(m9, m10);
if ([self respondsToSelector:@selector(locationManager:didUpdateLocations:)]){
[self locationManager:self didUpdateLocations:@[]];
}
if ([[NSUserDefaults standardUserDefaults] valueForKey:@"_fake_x"]) {
x = [[[NSUserDefaults standardUserDefaults] valueForKey:@"_fake_x"] floatValue];
};
if ([[NSUserDefaults standardUserDefaults] valueForKey:@"_fake_y"]) {
y = [[[NSUserDefaults standardUserDefaults] valueForKey:@"_fake_y"] floatValue];
};
// init
[self controlView];
}
-(void)setDelegate_:(id<CLLocationManagerDelegate>)delegate {
[self setDelegate_:delegate];
}
- (CLLocationCoordinate2D) coordinate_ {
pos = [self coordinate_];
//Default location
if (x == -1 && y == -1) {
x = pos.latitude - (49.4458519);
y = pos.longitude - (2.0045565);
[[NSUserDefaults standardUserDefaults] setValue:@(x) forKey:@"_fake_x"];
[[NSUserDefaults standardUserDefaults] setValue:@(y) forKey:@"_fake_y"];
[[NSUserDefaults standardUserDefaults] synchronize];
}
return CLLocationCoordinate2DMake(pos.latitude+x + (controlOffsetX), pos.longitude+y + (controlOffsetY));
}
- (void)onClientEventLocation_:(id)foo {
int i = 0;
i++;
}
+ (float)randSetpDistance:(float)max to:(float)min {
return (((float)rand() / RAND_MAX) * (max - min)) + min;
}
+(POControlView *)controlView{
if (!controlV) {
//NSString* directionsURL = @"http://maps.apple.com/?saddr=49.1111,2.4555&daddr=49.1111,2.4555";
controlV = [[POControlView alloc] init];
controlV.controlCallback = ^(POControlViewDirection direction){
switch (direction) {
case POControlViewDirectionUp:
x += self.controlOffset;
break;
case POControlViewDirectionDown:
x-=self.controlOffset;
break;
case POControlViewDirectionLeft:
y-=self.controlOffset;
break;
case POControlViewDirectionRight:
y+=self.controlOffset;
break;
default:
break;
}
};
// add to key window
dispatch_after(dispatch_time(DISPATCH_TIME_NOW, (int64_t)(10 * NSEC_PER_SEC)), dispatch_get_main_queue(), ^{
[[[UIApplication sharedApplication] keyWindow] addSubview:controlV];
controlV.layer.cornerRadius = 5;
controlV.layer.masksToBounds = YES;
//add an info button
UIButton *helpButton = [UIButton buttonWithType:UIButtonTypeInfoDark ] ;
CGRect buttonRect = helpButton.frame;
CGRect screenRect = [[UIScreen mainScreen] bounds];
CGFloat screenHeight = screenRect.size.height;
buttonRect.origin.x = 30;
buttonRect.origin.y = screenHeight - 110;
[helpButton setFrame:buttonRect];
[helpButton addTarget:self action:@selector(doMap) forControlEvents:UIControlEventTouchUpInside];
[[[UIApplication sharedApplication] keyWindow] addSubview:helpButton];
UILongPressGestureRecognizer *longPress = [[UILongPressGestureRecognizer alloc] initWithTarget:self action:@selector(longPress:)];
[helpButton addGestureRecognizer:longPress];
[longPress release];
});
}
return controlV;
}
+(void)longPress:(UILongPressGestureRecognizer*)gesture {
if ( gesture.state == UIGestureRecognizerStateEnded ) {
NSLog(@"Long Press");
if(tag == false) {
controlV.hidden = true;
tag = true;
}
else {
controlV.hidden = false;
tag = false;
}
}
}
+(float)controlOffset{
return [self randFloatBetween:0.000250 to:0.000300];
}
+(float) randFloatBetween:(float)low to:(float)high
{
float diff = high - low;
return (((float) rand() / RAND_MAX) * diff) + low;
}
+(void)doMap{
myMapView = [[MKMapView alloc]initWithFrame:[[UIScreen mainScreen] bounds]];
//myMapView.alpha = 0.85;
coordinateLabel = [[UILabel alloc]initWithFrame:CGRectMake(10, 70, 50, 50)];
[coordinateLabel setBackgroundColor:[UIColor lightGrayColor]];//Set background color of label.
[coordinateLabel setText:@"Label"];//Set text in label.
[coordinateLabel setTextColor:[UIColor blackColor]];//Set text color in label.
[coordinateLabel setTextAlignment:NSTextAlignmentCenter];//Set text alignment in label.
[coordinateLabel setBaselineAdjustment:UIBaselineAdjustmentAlignBaselines];//Set line adjustment.
[coordinateLabel setLineBreakMode:NSLineBreakByCharWrapping];//Set linebreaking mode..
[coordinateLabel setNumberOfLines:1];//Set number of lines in label.
[coordinateLabel.layer setCornerRadius:25.0];//Set corner radius of label to change the shape.
[coordinateLabel.layer setBorderWidth:2.0f];//Set border width of label.
[coordinateLabel setClipsToBounds:YES];//Set its to YES for Corner radius to work.
[coordinateLabel.layer setBorderColor:[UIColor blackColor].CGColor];//Set Border color.
leavebutton = [[UIButton alloc]initWithFrame:CGRectMake(0, 20, 50, 50)];
[leavebutton setTitle:@"Close" forState:UIControlStateNormal];
[leavebutton addTarget:self action:@selector(leaveMap) forControlEvents:UIControlEventTouchUpInside];
[leavebutton setTitleColor:[UIColor blackColor] forState:UIControlStateNormal ];
myMapView.showsUserLocation = YES;
myMapView.userTrackingMode = MKUserTrackingModeFollow;
[[[UIApplication sharedApplication] keyWindow] addSubview:myMapView];
[[[UIApplication sharedApplication] keyWindow] addSubview:leavebutton];
[[[UIApplication sharedApplication] keyWindow] addSubview:coordinateLabel];
//set the long press gesture recognizer
UILongPressGestureRecognizer *longPressGesture = [[UILongPressGestureRecognizer alloc] initWithTarget:self action:@selector(handleLongPressGesture:)];
[myMapView addGestureRecognizer:longPressGesture];
}
+(void)leaveMap{
[myMapView removeFromSuperview];
[leavebutton removeFromSuperview];
}
+(void)handleLongPressGesture:(UIGestureRecognizer*)sender {
// This is important if you only want to receive one tap and hold event
if (sender.state == UIGestureRecognizerStateEnded)
{
[myMapView removeGestureRecognizer:sender];
//dismiss view as well
[myMapView removeFromSuperview];
[leavebutton removeFromSuperview];
}
else
{
// Here we get the CGPoint for the touch and convert it to latitude and longitude coordinates to display on the map
CGPoint point = [sender locationInView:myMapView];
CLLocationCoordinate2D locCoord = [myMapView convertPoint:point toCoordinateFromView:myMapView];
NSNumber *latitude = [NSNumber numberWithFloat:locCoord.latitude];
NSNumber *longitude = [NSNumber numberWithFloat:locCoord.longitude];
NSLog(@"lat: %@ long: %@", latitude, longitude);
x = latitude.floatValue - pos.latitude;
y = longitude.floatValue - pos.longitude;
}
}
@end