/// <summary>
/// Writes DragonNest TCP (XTEA) Key to TCPKey.txt
/// Use this function only when game is fully loaded. Will write null bytes if not.
/// </summary>
/// <returns>Returns a bool specifying whether or not the key retrieval was successful.</returns>
public byte[] GetXTEAKey()
{
try
{
if (DNProcessHandle == IntPtr.Zero)
{
_Process = Process.GetProcesses().First(x => x.ProcessName == "DragonNest");
DNProcessHandle = _Process.Handle;
}
PatternFinder finder = new PatternFinder(_Process, new IntPtr(0xC50000), 0x20000);
IntPtr virtualAddr = finder.FindPattern(new byte[] { 0x33, 0xD2, 0x85, 0xC0, 0x0F, 0x9D, 0xC2, 0x5F, 0x83, 0xEA, 0x01, 0x8B, 0xC2 }, "xxxxxxxxxxxxx", -58);
finder.ResetRegion();
if (virtualAddr == IntPtr.Zero)
{
return(new byte[0]);
}
var buf = new byte[0x06];
ReadProcessMemory(DNProcessHandle, virtualAddr, buf, buf.Length, 0);
var addr = new IntPtr(BitConverter.ToInt32(buf, 2));
ReadProcessMemory(DNProcessHandle, addr, buf, 4, 0);
addr = new IntPtr(BitConverter.ToInt32(buf, 0));
var buffer = new byte[0x1005];
ReadProcessMemory(DNProcessHandle, addr, buffer, buffer.Length, 0);
var op = ReadProcessMemory(DNProcessHandle, addr, buffer, buffer.Length, 0);
File.WriteAllText("TCPKey.txt", "0x" + buffer.Select(x => x.ToString("X2")).Aggregate((x, y) => x + ", 0x" + y));
return(buffer);
}
catch (Exception ex)
{
Console.WriteLine(ex.Message + ex.StackTrace);
return(new byte[0]);
}
}
/// <summary>
/// Patches game IP check to allow for localhost or 127.0.0.1 usage.
/// </summary>
/// <returns>Returns a bool specifying if the patch completed succesfully.</returns>
public bool PatchIPCheck()
{
try
{
if (DNProcessHandle == IntPtr.Zero)
{
_Process = Process.GetProcesses().First(x => x.ProcessName == "DragonNest");
DNProcessHandle = _Process.Handle;
}
var patchBytes = new byte[] { 0x74, 0x52 };
PatternFinder finder = new PatternFinder(_Process, new IntPtr(0xC50000), 0x20000);
IntPtr virtualAddr = finder.FindPattern(new byte[] { 0x3a, 0xC3, 0x0F, 0x84, 0x9F, 0x00, 0x00, 0x00, 0x38, 0x9D, 0xE0, 0x00, 0x00, 0x00, 0xC6, 0x45, 0x78, 0x01, 0x0F, 0x84, 0xA5, 0x00, 0x00, 0x00, 0x39, 0x9D, 0xF8, 0x00, 0x00, 0x00 }, 0x57);
finder.ResetRegion();
Console.WriteLine("Patching IP Check.");
return(WriteProcessMemory(DNProcessHandle, virtualAddr, patchBytes, patchBytes.Length, 0));
}
catch (Exception ex)
{
Console.WriteLine("Couldn't get DN handle, restarting process.");
return(false);
}
}