using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.Reflection;
using System.Runtime.InteropServices;
using System.IO;
using ProcessDotNet;
using ProcessDotNet.Applied.Detours;

namespace Bootstrap
{

    [UnmanagedFunctionPointer(CallingConvention.Winapi)]
    public delegate void GetSystemInfoDelegate(ref SYSTEM_INFO info);

    [StructLayout(LayoutKind.Sequential)]
    public struct SYSTEM_INFO
    {
        public ushort processorArchitecture;
        ushort reserved;
        public uint pageSize;
        public IntPtr minimumApplicationAddress;
        public IntPtr maximumApplicationAddress;
        public IntPtr activeProcessorMask;
        public uint numberOfProcessors;
        public uint processorType;
        public uint allocationGranularity;
        public ushort processorLevel;
        public ushort processorRevision;
    }

    class Loader
    {
        List<Proxy> _myProxys = new List<Proxy>();

        static void GetSystemInfoDetoured(ref SYSTEM_INFO info)
        {
            info = new SYSTEM_INFO();
            GetSystemInfoDetour.Disable();
            GetSystemInfo(ref info);

            info.allocationGranularity = 1000000;

            GetSystemInfoDetour.Enable();
        }

        static Detour GetSystemInfoDetour;
        static GetSystemInfoDelegate GetSystemInfo;

        static void Main(string[] args)
        {
            TestDomainCreation();
        }

        static void TestDomainCreation()
        {
            AppDomainSetup setup = new AppDomainSetup();

            ProcessSharp s = new ProcessSharp(Process.GetCurrentProcess(), ProcessDotNet.Memory.MemoryType.Local);

            GetSystemInfo = s["kernel32"]["GetSystemInfo"].GetDelegate<GetSystemInfoDelegate>();
            DetourManager dtm = new DetourManager(s.Memory);
            GetSystemInfoDetour = dtm.CreateAndApply(GetSystemInfo, new GetSystemInfoDelegate(GetSystemInfoDetoured), "GetSystemInfoDetour");

            var tempDomain = AppDomain.CreateDomain("HappyDomain", null, setup);

            GetSystemInfoDetour.Disable();
            GetSystemInfoDetour.Dispose();
        }
    }
}