Example #1
0
        public static GenericSocksHandler GetInstance(TcpClient client)
        {
            var buffer = new byte[BufferSize];

            var stream = client.GetStream();
            var size   = stream.Read(buffer, 0, BufferSize);

            Array.Resize(ref buffer, size);

            if (size < 3)
            {
                throw new ArgumentException(Strings.INVALID_SOCKS_HANDSHAKE);
            }

            GenericSocksHandler result = new Socks4Handler(buffer);

            if (!result.IsHandled)
            {
                result = new Socks4AHandler(buffer);
                if (!result.IsHandled)
                {
                    result = new Socks5Handler(client, buffer);
                    if (!result.IsHandled)
                    {
                        throw (new ArgumentException(Strings.NO_VALID_SOCKS_HANDLER));
                    }
                }
            }

            var reply = result.Reply;

            client.GetStream().Write(reply, 0, reply.Length);

            return(result);
        }
Example #2
0
        /// -----------------------------------------------------------------------------
        /// <summary>
        /// Retourne un gestionnaire adapté à la requête
        /// </summary>
        /// <param name="client">le client TCP</param>
        /// <returns>un gestionnaire adapté</returns>
        /// -----------------------------------------------------------------------------
        public static GenericSocksHandler GetInstance(TcpClient client)
        {
            var buffer = new byte[BufferSize];

            var stream = client.GetStream();
            var size = stream.Read(buffer, 0, BufferSize);
            Array.Resize(ref buffer, size);

            if (size < 3)
                throw (new ArgumentException(Strings.INVALID_SOCKS_HANDSHAKE));

	        GenericSocksHandler result = new Socks4Handler(buffer);
            if (!result.IsHandled)
            {
                result = new Socks4AHandler(buffer);
                if (!result.IsHandled)
                {
                    result = new Socks5Handler(client, buffer);
                    if (!result.IsHandled)
                        throw (new ArgumentException(Strings.NO_VALID_SOCKS_HANDLER));
                }
            }

            var reply = result.Reply;
            client.GetStream().Write(reply, 0, reply.Length);

            return result;
        }