func (c *client) send(p packet.Packet) error {
b, err := p.Encode()
if err != nil {
return err
}
if c.pf == nil {
// send without PacketFilter
_, err = c.conn.Write(b)
if err != nil {
return err
}
return nil
}
// send with PacketFilter
b2, err := c.pf.PreSend(p, b)
if err != nil {
return err
}
_, err = c.conn.Write(b2)
if err != nil {
return err
}
c.pf.PostSend(p, b2)
return nil
}
func (c *client) send(p packet.Packet) error {
c.sl.Lock()
defer c.sl.Unlock()
if c.conn == nil {
return errors.New("connection closed")
}
b, err := p.Encode()
if err != nil {
return err
}
err = c.sendRaw(b)
if err != nil {
return err
}
c.keepAliveExtend()
return nil
}