New server framework, an example, and compressed packet fixed.

server/server.go

@@ -0,0 +1,45 @@
+package server
+
+import "github.com/Tnze/go-mc/net"
+
+const ProtocolVersion = 756
+
+type Server struct {
+	ListPingHandler
+	LoginHandler
+	GamePlay
+}
+
+func (s *Server) Listen(addr string) error {
+	listener, err := net.ListenMC(addr)
+	if err != nil {
+		return err
+	}
+
+	for {
+		conn, err := listener.Accept()
+		if err != nil {
+			return err
+		}
+		go s.acceptConn(&conn)
+	}
+}
+
+func (s *Server) acceptConn(conn *net.Conn) {
+	defer conn.Close()
+	protocol, intention, err := s.handshake(conn)
+	if err != nil {
+		return
+	}
+
+	switch intention {
+	case 1: // list ping
+		s.acceptListPing(conn)
+	case 2: // login
+		name, id, err := s.AcceptLogin(conn, protocol)
+		if err != nil {
+			return
+		}
+		s.AcceptPlayer(name, id, protocol, conn)
+	}
+}