exampleEditor [Raza]

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
using PackageIO;

namespace exampleEditor
{
    public partial class Form1 : Form
    {
        public IO io;

        public Form1()
        {
            InitializeComponent();
            //NumericUpDown uses some crazzy int thing, that is never used in real world. (I think)
            //So it is usually int or short. W/E your value is
            nudValue.Maximum = int.MaxValue;
            nudValue.Minimum = int.MinValue;
        }

        private void btnOpen_Click(object sender, EventArgs e)
        {
            OpenFileDialog ofd = new OpenFileDialog();//blah
            if (ofd.ShowDialog() != DialogResult.OK)
                return;//if they click cancel GTFO
            io = new IO(ofd.FileName, Endian.Big);//Most on Xbox are big, but sometimes small.
            io.Position = 1337;//offset of useful info
            nudValue.Value = io.ReadInt32();//this can be cast fine, but not the other way
        }
        private void btnSave_Click(object sender, EventArgs e)
        {
            if (io == null)
            {//if it is still null, they haven't loaded a file
                MessageBox.Show("No file open gtfo");
                return;
            }
            io.Position = 1337;
            io.WriteInt32((int)nudValue.Value);//Now you actually have to cast it to an int

            //Now to fix the hash
            uint Len = (uint)io.Length - 48;//32 + 16 == 48, so this is just the length of the buffer
            uint Hash = 0;
            for (uint i = 0; i < Len; i++)
                Hash += io.ReadUInt8();
            io.Position = 20000;//go to the HashOffset and write it.
            io.WriteUInt32(Hash);
        }
    }
}