platform: Improve client

experimental/libbox/command_system_proxy.go

@@ -0,0 +1,82 @@
+package libbox
+
+import (
+	"encoding/binary"
+	"net"
+)
+
+type SystemProxyStatus struct {
+	Available bool
+	Enabled   bool
+}
+
+func (c *CommandClient) GetSystemProxyStatus() (*SystemProxyStatus, error) {
+	conn, err := c.directConnectWithRetry()
+	if err != nil {
+		return nil, err
+	}
+	defer conn.Close()
+	err = binary.Write(conn, binary.BigEndian, uint8(CommandGetSystemProxyStatus))
+	if err != nil {
+		return nil, err
+	}
+	var status SystemProxyStatus
+	err = binary.Read(conn, binary.BigEndian, &status.Available)
+	if err != nil {
+		return nil, err
+	}
+	if status.Available {
+		err = binary.Read(conn, binary.BigEndian, &status.Enabled)
+		if err != nil {
+			return nil, err
+		}
+	}
+	return &status, nil
+}
+
+func (s *CommandServer) handleGetSystemProxyStatus(conn net.Conn) error {
+	defer conn.Close()
+	status := s.handler.GetSystemProxyStatus()
+	err := binary.Write(conn, binary.BigEndian, status.Available)
+	if err != nil {
+		return err
+	}
+	if status.Available {
+		err = binary.Write(conn, binary.BigEndian, status.Enabled)
+		if err != nil {
+			return err
+		}
+	}
+	return nil
+}
+
+func (c *CommandClient) SetSystemProxyEnabled(isEnabled bool) error {
+	conn, err := c.directConnect()
+	if err != nil {
+		return err
+	}
+	defer conn.Close()
+	err = binary.Write(conn, binary.BigEndian, uint8(CommandSetSystemProxyEnabled))
+	if err != nil {
+		return err
+	}
+	err = binary.Write(conn, binary.BigEndian, isEnabled)
+	if err != nil {
+		return err
+	}
+	return readError(conn)
+}
+
+func (s *CommandServer) handleSetSystemProxyEnabled(conn net.Conn) error {
+	defer conn.Close()
+	var isEnabled bool
+	err := binary.Read(conn, binary.BigEndian, &isEnabled)
+	if err != nil {
+		return err
+	}
+	err = s.handler.SetSystemProxyEnabled(isEnabled)
+	if err != nil {
+		return writeError(conn, err)
+	}
+	return writeError(conn, nil)
+}