ViewController.m

/*
 * libMobileGestalt header.
 * Mobile gestalt functions as a QA system. You ask it a question, and it gives you the answer! :)
 *
 * Copyright (c) 2013-2014 Cykey (David Murray)
 * All rights reserved.
 https://github.com/Cykey/ios-reversed-headers/blob/master/MobileGestalt/MobileGestalt.h
 */

#include <CoreFoundation/CoreFoundation.h>

CFPropertyListRef MGCopyAnswer(CFStringRef property);
static CFStringRef (*$MGCopyAnswer)(CFStringRef);


// ------------------------------------------------------------------------------------------------
// ------------------------------------------------------------------------------------------------


//
//  ViewController.m
//  CPU test
//
//  Created by Gary on 2015/9/28.
//  Copyright © 2015年 Gary. All rights reserved.
//  https://github.com/hirakujira/CPU-Identifier
//

#import "ViewController.h"
#include <sys/sysctl.h>
#include <sys/resource.h>
#include <sys/vm.h>
#include <dlfcn.h>

@implementation ViewController

- (void)viewDidLoad
{
    [super viewDidLoad];
    
    void *gestalt = dlopen("/usr/lib/libMobileGestalt.dylib", RTLD_GLOBAL | RTLD_LAZY);
    $MGCopyAnswer = dlsym(gestalt, "MGCopyAnswer");
    CFStringRef boardID = (CFStringRef)$MGCopyAnswer(CFSTR("HardwarePlatform"));
    
    NSLog(@"Board ID: %@",(__bridge NSString *)boardID);
    
    if ([(__bridge NSString *)boardID isEqualToString:@"s8000"]) {
        NSLog(@"Maker: %@", @"Samsung");
    }
    if ([(__bridge NSString *)boardID isEqualToString:@"s8003"]) {
        NSLog(@"Maker: %@", @"TSMC");
    }
}

@end