public void WriteModuleHeader(Client client, AuthPacket packet, Module module, int size = 0)
{
packet.WriteFourCC(module.Type);
packet.WriteFourCC("\0\0" + Enum.GetName(typeof(Region), client.Session.Account.Region));
packet.Write(module.Hash.ToByteArray());
packet.Write(size == 0 ? module.Size : (uint)size, 10);
}
public void Write(AuthPacket packet)
{
packet.WriteFourCC(Data.Type);
packet.WriteFourCC("\0\0" + Enum.GetName(typeof(Region), AccountRegion));
packet.Write(Data.Hash.ToByteArray());
packet.Write(Size == 0 ? Data.Size : Size, 10);
WriteData(packet);
}
public static void SendProofVerification(AuthSession session, byte[] clientChallenge)
{
var proofVerification = new AuthPacket(AuthServerMessage.ProofRequest);
proofVerification.Write(2, 3);
session.Modules.ForEach(module =>
{
var moduleStart = module.Hash.Substring(0, 2);
switch (moduleStart)
{
case "2e":
case "85":
case "20":
proofVerification.WriteFourCC("auth");
proofVerification.WriteFourCC("\0\0EU");
proofVerification.Write(module.Hash.ToByteArray());
proofVerification.Write(161, 10);
// Flush & write the state id
proofVerification.Flush();
proofVerification.Write(3, 8);
proofVerification.Write(session.SecureRemotePassword.ServerM);
proofVerification.Write(session.SecureRemotePassword.S2);
break;
case "5e":
case "8c":
case "1a":
proofVerification.WriteFourCC("auth");
proofVerification.WriteFourCC("\0\0EU");
proofVerification.Write(module.Hash.ToByteArray());
proofVerification.Write(module.Size, 10);
break;
default:
Log.Message(LogType.Error, "Module '{0}' not used in this state", moduleStart);
break;
}
});
session.Send(proofVerification);
}
public static void SendProofRequest(AuthSession session)
{
// Default modules are Win64
session.Modules = Manager.Modules.Module64List;
// Switch module list for different systems
if (session.Account.OS == "Win")
{
session.Modules = Manager.Modules.ModuleList;
}
else if (session.Account.OS == "Mc64")
{
session.Modules = Manager.Modules.ModuleMacList;
}
var proofRequest = new AuthPacket(AuthServerMessage.ProofRequest);
proofRequest.Write(2, 3);
session.Modules.ForEach(module =>
{
var moduleStart = module.Hash.Substring(0, 2);
switch (moduleStart)
{
case "36":
case "c3":
case "b3":
proofRequest.WriteFourCC("auth");
proofRequest.WriteFourCC("\0\0EU");
proofRequest.Write(module.Hash.ToByteArray());
proofRequest.Write(module.Size, 10);
proofRequest.Write(module.Data.ToByteArray());
break;
case "2e":
case "85":
case "20":
session.SecureRemotePassword = new SRP6a(session.Account.Salt, session.Account.Email, session.Account.PasswordVerifier);
session.SecureRemotePassword.CalculateB();
proofRequest.WriteFourCC("auth");
proofRequest.WriteFourCC("\0\0EU");
proofRequest.Write(module.Hash.ToByteArray());
proofRequest.Write(module.Size, 10);
// Flush & write the state id
proofRequest.Flush();
proofRequest.Write(0, 8);
proofRequest.Write(session.SecureRemotePassword.I);
proofRequest.Write(session.SecureRemotePassword.S);
proofRequest.Write(session.SecureRemotePassword.B);
proofRequest.Write(session.SecureRemotePassword.S2);
break;
default:
Log.Message(LogType.Error, "Module '{0}' not used in this state", moduleStart);
break;
}
});
session.Send(proofRequest);
}