lukaskollmer

/*
do {
    let libobjc = dlopen("/usr/lib/libobjc.A.dylib", RTLD_LAZY)!
    
    let _objc_getClass = FFIFunctionInvocation(symbol: "objc_getClass", handle: libobjc, returnType: .pointer, parameterTypes: [.pointer])
    
    var text = "NSProcessInfo".utf8CString
    
    var arg: UnsafePointer<CChar>!

lukaskollmer

def f(x, y):
    return (x-y, x+y)


def test(x, y):
    (x_, y_) = f(x, y)
    print(f"f({x}, {y}) = ({x_}, {y_})")

lukaskollmer

var ref = require('ref');

module.exports = BufferType;

/**
 * Fixed length "Buffer" type, for use in Struct type definitions.
 *
 * Optionally setting the `encoding` param will force to call
 * `toString(encoding)` on the buffer returning a String instead.
 */

lukaskollmer

// https://www.ibm.com/support/knowledgecenter/ssw_ibm_i_71/rzab6/poll.htm

#include <stdio.h>
#include <stdlib.h>
#include <sys/ioctl.h>
#include <sys/poll.h>
#include <sys/socket.h>
#include <sys/time.h>
#include <netinet/in.h>
#include <errno.h>

lukaskollmer

//
//  server.c
//  exercise-08
//
//  Created by Lukas Kollmer on 2018-12-12.
//  Copyright © 2018 Lukas Kollmer. All rights reserved.
//

#include <stdio.h>
#include <stdlib.h>

lukaskollmer

const replaceAll = (target, pattern, replacement) => {
  return target.replace(new RegExp(pattern, 'g'), replacement);
};

const filterHdUrl = urls => {
  for (const url of urls) {
    if (url.label === 'HD') return url;
  }
  return urls[1];
};

lukaskollmer

// Extracts the download urls from a table of links to files
// 1. run the script below in your browser's console
// 2. copy the printed urls, save to text file
// 3. `wget -i YOUR_TEXT_FILE`

const main = document.getElementById('block-system-main');
const table = main.children[main.children.length - 1].children[0].children[0];
const rows = Array.from(table.children[0].children)
rows.splice(0, 1)
console.log(rows.map(row => row.children[0].children[0].href).join('\n'));

lukaskollmer

let libobjc = dlopen("/usr/lib/libobjc.A.dylib", RTLD_LAZY)!


let i_objc_getClass = FFIFunctionInvocation(symbol: "objc_getClass", handle: libobjc, returnType: .pointer, parameterTypes: [.pointer])

/*do {
    let NSProcessInfo_text = "NSProcessInfo".utf8CString
    var arg0: UnsafePointer<CChar>!
    NSProcessInfo_text.withUnsafeBufferPointer {
        arg0 = $0.baseAddress!

lukaskollmer

[yo:info] 
  [0000] push     __INVOKING_ALL_STATIC_INITIALIZERS__
  [0001] call     0
  [0002] pop      0
  [0003] push     main
  [0004] noop     0
  [0005] _s11<%s-%nh>: 
  [0006] noop     8
  [0007] noop     60
  [0008] noop     37

lukaskollmer

[yo:info] 
  [0000] push     __INVOKING_ALL_STATIC_INITIALIZERS__
  [0001] call     0
  [0002] pop      0
  [0003] push     main
  [0004] noop     0
  [0005] _s11<%s-%nh>: 
  [0006] noop     8
  [0007] noop     60
  [0008] noop     37