public NetworkLogin()
{
client = new NetworkClient();
//this.recvState = Erecv.RECVCHANLLENGECOUNT;
this.recvState = Erecv.RECVCHALLENGE;
this.sendstate = Esend.SENDCLIENTDH;
buffer = new byte[BUFFERSIZE];
}
private void recvChallenge(NetworkIOArgs args)
{
this.challenge = Convert.FromBase64String(Encoding.UTF8.GetString(args.Data, 0, args.Count));
Array.Clear(args.Data, 0, args.Count);
this.recvState = Erecv.RECVSERVERDH;
byte[] clientkey = kcrypt.randomkey();
this.clientkey = BitConverter.ToUInt64(clientkey, 0);
client.SendPackage(kcrypt.encode64str(kcrypt.dhexchange(this.clientkey)));
}
private void recvServerDH(NetworkIOArgs args)
{
Debug.Log(string.Format("serverDH is {0}", Encoding.UTF8.GetString(args.Data, 0, args.Count)));
this.serverDH = BitConverter.ToUInt64(Convert.FromBase64String(Encoding.UTF8.GetString(args.Data, 0, args.Count)), 0);
Array.Clear(args.Data, 0, args.Count);
this.recvState = Erecv.RECVSERVERSCOUNT;
this.secret = kcrypt.dhsecret(this.serverDH, this.clientkey);
Debug.Log(string.Format("serverDH is {0}", Convert.ToBase64String(BitConverter.GetBytes(this.secret))));
kcrypt.SetDesKey(secret);
ulong sChall = kcrypt.hmac64(BitConverter.ToUInt64(this.challenge, 0), this.secret);
client.SendPackage(Convert.ToBase64String(BitConverter.GetBytes(sChall)));
}
