Initial port

MinecraftClient/Client.cs

@@ -0,0 +1,70 @@
+using System;
+using System.Net.Sockets;
+using System.Threading;
+
+namespace MinecraftClient
+{
+	public class MinecraftClient : IDisposable
+	{
+		private const int MaxMessageSize = 4110; // 4096 + 14 bytes of header data.
+
+		private TcpClient client;
+		private NetworkStream conn;
+		private int lastID = 0;
+
+		public MinecraftClient(string host, int port)
+		{
+			client = new TcpClient(host, port);
+			conn = client.GetStream();
+		}
+		
+		public void Dispose()
+		{
+		    this.Close();
+		}
+
+		public void Close()
+		{
+			conn.Close();
+			client.Close();
+		}
+
+		public bool Authenticate(string password)
+		{
+			Message resp;
+			return sendMessage(new Message(
+				password.Length + Encoder.HeaderLength,
+				Interlocked.Increment(ref lastID),
+				MessageType.Authenticate,
+				password
+			), out resp);
+		}
+
+		public bool SendCommand(string command, out Message resp)
+		{
+			return sendMessage(new Message(
+				command.Length + Encoder.HeaderLength,
+				Interlocked.Increment(ref lastID),
+				MessageType.Command,
+				command
+			), out resp);
+		}
+
+		private bool sendMessage(Message req, out Message resp)
+		{
+			// Send the message.
+			byte[] encoded = Encoder.EncodeMessage(req);
+			conn.Write(encoded, 0, encoded.Length);
+
+			// Receive the response.
+			byte[] respBytes = new byte[MaxMessageSize];
+			int bytesRead = conn.Read(respBytes, 0, respBytes.Length);
+			Array.Resize(ref respBytes, bytesRead);
+
+			// Decode the response and check for errors before returning.
+			resp = Encoder.DecodeMessage(respBytes);
+			if (req.ID != resp.ID) { return false; };
+			return true;
+		}
+	}
+}