michaeleisel

//Copyright (c) 2018 Michael Eisel. All rights reserved.

#import <Foundation/Foundation.h>

// Returns all the calls that have been made, in the order that they were made. If a call is made more than once, it just records the first instance.
// Each time this function is called, it returns only the calls that have been made since the last time it was called
extern NSArray <NSString *> *CLRCollectCalls(void);

michaeleisel

//Copyright (c) 2018 Michael Eisel. All rights reserved.

#import "CLRCallRecorder.h"
#import <dlfcn.h>
#import <libkern/OSAtomicQueue.h>
#import <pthread.h>

typedef struct {
    void *ptr;
    NSInteger number;

michaeleisel

#import "ViewController.h"

@interface ViewController ()

@end

@interface asdf : NSObject

@end

michaeleisel

- (void)dealloc
{
    if (_shouldRecycle) {
        objc_destructInstance(self);
        [self recycle];
    } else {
        [super dealloc];
    }
}

michaeleisel

#!/usr/bin/ruby

require 'mechanize'
require 'parallel'

def should_follow_url(h)
  return [
    h.size > 0,
    !h.include?(".."),
    !h.include?("//"),

michaeleisel

-(id)retain
{
   NSIncrementExtraRefCount(self);
    return self;
}

-(void)release
{
    if(NSDecrementExtraRefCountWasZero(self))
    {

michaeleisel

import Foundation
import UIKit

class ViewPool {
    private var freeViews: [UIView] = []
    private var allViews: [UIView] = []

    init() {
    }

michaeleisel

// in asm_atoi.S...
fbld (%rdi)
fstpl -8(%rbp)
movq -8(%rbp), %xmm0

// in main.c...
int main(int argc, const char * argv[]) {
    const char *c = "2384";
    char b[10] = {0};
    for (int i = 0; i < sizeof(c); i++) {

michaeleisel

// Note that this checker is always running, even when the app is in the background (where it doesn't matter if the main thread is blocked)
// You'll have to add more code if you don't want the checker to run while the app is in the background
final class ANRChecker {
    private let ANRThreshold: CFTimeInterval = 5

    // This variable may be accessed from multiple threads at the same time. It won't cause issues, but if you want prevent the thread sanitizer from complaining, you can add locking around it or w/e
    private lazy var lastResponseTime: CFTimeInterval = CACurrentMediaTime()

    func beginChecking() {
        updateLastResponseTime()

michaeleisel

#import "fishhook.h" // from https://github.com/facebook/fishhook

// Replace write and writev, the two "chokepoint" functions that writes to stderr and stdout will probably pass through
static int (*originalWritev)(int fd, const struct iovec *v, int n);
static int (*originalWrite)(int fd, const void *buf, size_t size);

void checkForBadConstraintsMessage(int fd, const char *string, size_t size) {
    if (strnstr(string, "UIViewAlertForUnsatisfiableConstraints", size)) {
        // Write it to the console anyways before crashing
        originalWrite(fd, string, size);