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Christopher Lyon Anderson lyonanderson

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@winocm
winocm / ttbthingy.c
Last active December 18, 2016 11:08
'Shadow mappings', map the kernel as globally user writable memory. Just an example using vm_read/vm_write, plug this into your kernel exploit or whatever and save yourself some time with memory descriptor modification. Also, should make modifying _sysent a breeze.
/*
* Shadowmapping, a way of bypassing iOS 'kernel page bits protection'.
* (ARM32 only for now obviously.)
*
* Also a very nice and easy way of copying data in and out of kernel memory
* by breaking the barrier entirely. Thank you TTBCR and split TTBR0/TTBR1!<3
*
* Control flow goes like this if you have a write anywhere exploit:
*
* - Find location of kernel_pmap (dereference to get kernel_pmap_store.)
@omz
omz / ShortcutGenerator.py
Created December 9, 2013 11:01
ShortcutGenerator
# This script adds a "Webclip" shortcut to your homescreen.
# The shortcut can be used to open a web page in full-screen mode,
# or to launch a custom URL (e.g. a third-party app).
# You'll be asked for a title, a URL, and an icon (from your camera roll)
import plistlib
import BaseHTTPServer
import webbrowser
import uuid
from io import BytesIO
@davedelong
davedelong / Recursive Blocks
Last active December 19, 2015 01:39
__block void(^block)(int) = ^(int i) {
printf("%d", i);
if (i > 0) {
block(i-1);
} else {
block = nil;
}
};
block(9);
@dypsilon
dypsilon / frontendDevlopmentBookmarks.md
Last active May 7, 2024 01:27
A badass list of frontend development resources I collected over time.
@steipete
steipete / PSPDFUIKitMainThreadGuard.m
Last active March 10, 2024 19:23
This is a guard that tracks down UIKit access on threads other than main. This snippet is taken from the commercial iOS PDF framework http://pspdfkit.com, but relicensed under MIT. Works because a lot of calls internally call setNeedsDisplay or setNeedsLayout. Won't catch everything, but it's very lightweight and usually does the job.You might n…
// Taken from the commercial iOS PDF framework http://pspdfkit.com.
// Copyright (c) 2014 Peter Steinberger, PSPDFKit GmbH. All rights reserved.
// Licensed under MIT (http://opensource.org/licenses/MIT)
//
// You should only use this in debug builds. It doesn't use private API, but I wouldn't ship it.
// PLEASE DUPE rdar://27192338 (https://openradar.appspot.com/27192338) if you would like to see this in UIKit.
#import <objc/runtime.h>
#import <objc/message.h>
@Weptun
Weptun / floatsign.sh
Last active January 1, 2022 21:23 — forked from mediabounds/floatsign.sh
Now fix when no entitlements are present.
# !/bin/bash
# Copyright (c) 2011 Float Mobile Learning
# http://www.floatlearning.com/
# Extension Copyright (c) 2013 Weptun Gmbh
# http://www.weptun.de
#
# Extended by Ronan O Ciosoig January 2012
#
# Extended by Patrick Blitz, April 2013
@indragiek
indragiek / gist:5297435
Last active March 5, 2023 21:55
Draft of a ReactiveCocoa based interface for CoreData
//
// FGOManagedObjectContextStack.h
//
// Created by Indragie Karunaratne on 2012-12-23.
//
#import <Foundation/Foundation.h>
typedef void (^FGOConfigurationBlock)(id);
anonymous
anonymous / Pypi.py
Created March 26, 2013 04:46
Pypi
import urllib
import tarfile
import shutil
import console
import os
class Installer(object):
name = None
version = None
firstLetter = None
@0xced
0xced / NSObject+Subclasses.h
Last active September 4, 2017 06:37
NSObject category to get subclasses
#import <Foundation/Foundation.h>
@interface NSObject (Subclasses)
+ (NSSet *) subclasses_xcd;
@end
@gumob
gumob / thread-safe-libxml2-iOS
Created March 3, 2013 01:37
Compile thread safe libxml2 for iOS
#!/bin/bash
# Referenced from
# http://coin-c.tumblr.com/post/18063869172/thread-safe-xmllib2
# http://pastie.org/3429938
mkdir -p `pwd`/build
OUTDIR="./build"
IOS_BASE_SDK="5.0"