Ejemplo n.º 1
0
        public PacketCrypt(byte[] sessionKey)
        {
            var encryptHash = s_encryptServerDataHMAC.ComputeHash(sessionKey);
            var decryptHash = s_decryptClientDataHMAC.ComputeHash(sessionKey);

            // Used by the client to decrypt packets sent by the server
            //var decryptServerData = new ARC4(encryptHash); // CLIENT-SIDE
            // Used by the server to decrypt packets sent by the client
            decryptClientData = new ARC4(decryptHash); // SERVER-SIDE
            // Used by the server to encrypt packets sent to the client
            encryptServerData = new ARC4(encryptHash); // SERVER-SIDE
            // Used by the client to encrypt packets sent to the server
            //var encryptClientData = new ARC4(decryptHash); // CLIENT-SIDE

            // Use the 2 encryption objects to generate a common starting point
            var syncBuffer = new byte[DropN];
            encryptServerData.Process(syncBuffer, 0, syncBuffer.Length);
            //encryptClientData.Process(syncBuffer, 0, syncBuffer.Length);

            // Use the 2 decryption objects to generate a common starting point
            syncBuffer = new byte[DropN];
            //decryptServerData.Process(syncBuffer, 0, syncBuffer.Length);
            decryptClientData.Process(syncBuffer, 0, syncBuffer.Length);
        }