using System;
using System.ComponentModel;
using System.Diagnostics;
using System.Drawing;
using System.IO;
using System.Linq;
using System.Runtime.InteropServices;
using System.Runtime.Serialization.Formatters.Binary;
using System.Threading;
using System.Windows.Forms;

namespace WindowsFormsApp1
{
	public class Form1 : Form
	{
		private IContainer components = null;

		private Button button1;

		private TextBox textBox1;

		private TextBox textBox2;

		private Label label1;

		private TextBox textBox3;

		private Label label2;

		private Label label3;

		private Label label4;

		public Form1()
		{
			InitializeComponent();
		}

		[DllImport("kernel32.dll")]
		public static extern int OpenProcess(uint dwDesiredAccess, bool bInheritHandle, int dwProcessId);

		[DllImport("kernel32")]
		public static extern IntPtr CreateRemoteThread(IntPtr hProcess, IntPtr lpThreadAttributes, uint dwStackSize, UIntPtr lpStartAddress, IntPtr lpParameter, uint dwCreationFlags, out IntPtr lpThreadId);

		[DllImport("kernel32.dll")]
		public static extern IntPtr OpenProcess(uint dwDesiredAccess, int bInheritHandle, int dwProcessId);

		[DllImport("kernel32.dll")]
		public static extern int CloseHandle(IntPtr hObject);

		[DllImport("kernel32.dll", ExactSpelling = true, SetLastError = true)]
		private static extern bool VirtualFreeEx(IntPtr hProcess, IntPtr lpAddress, UIntPtr dwSize, uint dwFreeType);

		[DllImport("kernel32.dll", CharSet = CharSet.Ansi, ExactSpelling = true)]
		public static extern UIntPtr GetProcAddress(IntPtr hModule, string procName);

		[DllImport("kernel32.dll", ExactSpelling = true, SetLastError = true)]
		private static extern IntPtr VirtualAllocEx(IntPtr hProcess, IntPtr lpAddress, uint dwSize, uint flAllocationType, uint flProtect);

		[DllImport("kernel32.dll")]
		private static extern bool WriteProcessMemory(IntPtr hProcess, IntPtr lpBaseAddress, string lpBuffer, UIntPtr nSize, out IntPtr lpNumberOfBytesWritten);

		[DllImport("kernel32.dll", CharSet = CharSet.Auto)]
		public static extern IntPtr GetModuleHandle(string lpModuleName);

		[DllImport("kernel32", ExactSpelling = true, SetLastError = true)]
		internal static extern int WaitForSingleObject(IntPtr handle, int milliseconds);

		[DllImport("kernel32.dll")]
		public static extern bool ReadProcessMemory(int hProcess, long lpBaseAddress, byte[] buffer, int size, int lpNumberOfBytesRead);

		[DllImport("kernel32.dll")]
		public static extern bool WriteProcessMemory(int hProcess, long lpBaseAddress, byte[] buffer, int size, int lpNumberOfBytesWritten);

		public int GetProcessId(string proc)
		{
			Process[] processesByName = Process.GetProcessesByName(proc);
			return processesByName[0].Id;
		}

		public static byte[] ReadProcessMemory(long adress, int processSize, int processHandle)
		{
			byte[] array = new byte[processSize];
			ReadProcessMemory(processHandle, adress, array, processSize, 0);
			return array;
		}

		public static void WriteProcessMemory(long adress, byte[] processBytes, int processHandle)
		{
			WriteProcessMemory(processHandle, adress, processBytes, processBytes.Length, 0);
		}

		public static int GetObjectSize(object TestObject)
		{
			BinaryFormatter binaryFormatter = new BinaryFormatter();
			MemoryStream memoryStream = new MemoryStream();
			binaryFormatter.Serialize(memoryStream, TestObject);
			byte[] array = memoryStream.ToArray();
			return array.Length;
		}

		public static string ConvertStringToHex(string asciiString)
		{
			string text = "";
			foreach (char c in asciiString)
			{
				int num = c;
				text += $"{Convert.ToUInt32(num.ToString()):x2}";
			}
			return text;
		}

		public static byte[] StringToByteArray(string hex)
		{
			return (from x in Enumerable.Range(0, hex.Length)
			where x % 2 == 0
			select Convert.ToByte(hex.Substring(x, 2), 16)).ToArray();
		}

		public void InjectDLL(IntPtr hProcess, string strDLLName)
		{
			int num = strDLLName.Length + 1;
			IntPtr intPtr = VirtualAllocEx(hProcess, (IntPtr)null, (uint)num, 12288u, 4u);
			WriteProcessMemory(hProcess, intPtr, strDLLName, (UIntPtr)(ulong)num, out IntPtr intPtr2);
			UIntPtr procAddress = GetProcAddress(GetModuleHandle("kernel32.dll"), "LoadLibraryA");
			bool flag = false;
			IntPtr intPtr3 = CreateRemoteThread(hProcess, (IntPtr)null, 0u, procAddress, intPtr, 0u, out intPtr2);
			bool flag2 = false;
			int num2 = WaitForSingleObject(intPtr3, 10000);
			if ((long)num2 == 128 || (long)num2 == 258 || num2 == uint.MaxValue)
			{
				MessageBox.Show(" hThread [ 2 ] Error! \n ");
				bool flag3 = true;
				CloseHandle(intPtr3);
			}
			else
			{
				Thread.Sleep(1000);
				VirtualFreeEx(hProcess, intPtr, (UIntPtr)0uL, 32768u);
				bool flag4 = true;
				CloseHandle(intPtr3);
			}
		}

		private void button1_Click(object sender, EventArgs e)
		{
			string text = textBox1.Text;
			string text2 = textBox2.Text;
			try
			{
				Process.Start("BlackDesert64.exe", (textBox1.Text + "," + textBox2.Text) ?? "");
			}
			catch
			{
				MessageBox.Show("Cannot find BlackDesert64.exe, make sure the launcher is in the bin64 folder.", "Error!");
				return;
			}
			Thread.Sleep(1500);
			string strDLLName = "steam_api64.dll";
			string proc = "BlackDesert64";
			int processId = GetProcessId(proc);
			if (processId >= 0)
			{
				IntPtr hProcess = OpenProcess(2035711u, 1, processId);
				bool flag = false;
				InjectDLL(hProcess, strDLLName);
				Thread.Sleep(500);
				Process[] processesByName = Process.GetProcessesByName("BlackDesert64");
				uint num = 65536u;
				uint num2 = 131072u;
				uint num3 = 262144u;
				uint num4 = 524288u;
				uint num5 = 1048576u;
				uint num6 = 4095u;
				uint dwDesiredAccess = num | num2 | num3 | num4 | num5 | num6;
				int processHandle = OpenProcess(dwDesiredAccess, false, processesByName[0].Id);
				IntPtr baseAddress = processesByName[0].MainModule.BaseAddress;
				ReadProcessMemory(baseAddress.ToInt64() + 43055736, 11, processHandle);
				if (textBox3.Text == null)
				{
					string hex = ConvertStringToHex("127.0.0.1");
					baseAddress = processesByName[0].MainModule.BaseAddress;
					WriteProcessMemory(baseAddress.ToInt64() + 43055736, StringToByteArray(hex), processHandle);
				}
				else
				{
					string hex2 = ConvertStringToHex(textBox3.Text);
					baseAddress = processesByName[0].MainModule.BaseAddress;
					WriteProcessMemory(baseAddress.ToInt64() + 43055736, StringToByteArray(hex2), processHandle);
				}
			}
			Application.Exit();
		}

		protected override void Dispose(bool disposing)
		{
			if (disposing && components != null)
			{
				components.Dispose();
			}
			base.Dispose(disposing);
		}

		private void InitializeComponent()
		{
            this.button1 = new System.Windows.Forms.Button();
            this.textBox1 = new System.Windows.Forms.TextBox();
            this.textBox2 = new System.Windows.Forms.TextBox();
            this.label1 = new System.Windows.Forms.Label();
            this.textBox3 = new System.Windows.Forms.TextBox();
            this.label2 = new System.Windows.Forms.Label();
            this.label3 = new System.Windows.Forms.Label();
            this.label4 = new System.Windows.Forms.Label();
            this.SuspendLayout();
            //
            // button1
            //
            this.button1.Location = new System.Drawing.Point(19, 122);
            this.button1.Name = "button1";
            this.button1.Size = new System.Drawing.Size(75, 23);
            this.button1.TabIndex = 0;
            this.button1.Text = "Start Game";
            this.button1.UseVisualStyleBackColor = true;
            this.button1.Click += new System.EventHandler(this.button1_Click_1);
            //
            // textBox1
            //
            this.textBox1.Location = new System.Drawing.Point(76, 29);
            this.textBox1.Name = "textBox1";
            this.textBox1.Size = new System.Drawing.Size(100, 20);
            this.textBox1.TabIndex = 1;
            //
            // textBox2
            //
            this.textBox2.Location = new System.Drawing.Point(76, 55);
            this.textBox2.Name = "textBox2";
            this.textBox2.Size = new System.Drawing.Size(100, 20);
            this.textBox2.TabIndex = 2;
            //
            // label1
            //
            this.label1.AutoSize = true;
            this.label1.Location = new System.Drawing.Point(18, 32);
            this.label1.Name = "label1";
            this.label1.Size = new System.Drawing.Size(58, 13);
            this.label1.TabIndex = 3;
            this.label1.Text = "Username:";
            this.label1.Click += new System.EventHandler(this.label1_Click);
            //
            // textBox3
            //
            this.textBox3.Location = new System.Drawing.Point(76, 96);
            this.textBox3.Name = "textBox3";
            this.textBox3.Size = new System.Drawing.Size(100, 20);
            this.textBox3.TabIndex = 4;
            //
            // label2
            //
            this.label2.AutoSize = true;
            this.label2.Location = new System.Drawing.Point(18, 99);
            this.label2.Name = "label2";
            this.label2.Size = new System.Drawing.Size(54, 13);
            this.label2.TabIndex = 5;
            this.label2.Text = "Server IP:";
            //
            // label3
            //
            this.label3.AutoSize = true;
            this.label3.Location = new System.Drawing.Point(18, 58);
            this.label3.Name = "label3";
            this.label3.Size = new System.Drawing.Size(56, 13);
            this.label3.TabIndex = 6;
            this.label3.Text = "Password:";
            //
            // label4
            //
            this.label4.AutoSize = true;
            this.label4.Location = new System.Drawing.Point(43, 9);
            this.label4.Name = "label4";
            this.label4.Size = new System.Drawing.Size(124, 13);
            this.label4.TabIndex = 7;
            this.label4.Text = "bdoEmu - Test Launcher";
            //
            // Form1
            //
            this.AutoScaleDimensions = new System.Drawing.SizeF(6F, 13F);
            this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
            this.ClientSize = new System.Drawing.Size(496, 218);
            this.Controls.Add(this.label4);
            this.Controls.Add(this.label3);
            this.Controls.Add(this.label2);
            this.Controls.Add(this.textBox3);
            this.Controls.Add(this.label1);
            this.Controls.Add(this.textBox2);
            this.Controls.Add(this.textBox1);
            this.Controls.Add(this.button1);
            this.Name = "Form1";
            this.Text = "bdoEmu";
            this.ResumeLayout(false);
            this.PerformLayout();

		}

        private void label1_Click(object sender, EventArgs e)
        {

        }

        private void button1_Click_1(object sender, EventArgs e)
        {

        }
    }
}