43 lines
938 B
Go
43 lines
938 B
Go
|
package packets
|
||
|
|
|
||
|
|
import (
|
||
|
|
"fmt"
|
||
|
|
"io"
|
||
|
|
)
|
||
|
|
|
||
|
|
// PubcompPacket is an internal representation of the fields of the
|
||
|
|
// Pubcomp MQTT packet
|
||
|
|
type PubcompPacket struct {
|
||
|
|
FixedHeader
|
||
|
|
MessageID uint16
|
||
|
|
}
|
||
|
|
|
||
|
|
func (pc *PubcompPacket) String() string {
|
||
|
|
return fmt.Sprintf("%s MessageID: %d", pc.FixedHeader, pc.MessageID)
|
||
|
|
}
|
||
|
|
|
||
|
|
func (pc *PubcompPacket) Write(w io.Writer) error {
|
||
|
|
var err error
|
||
|
|
pc.FixedHeader.RemainingLength = 2
|
||
|
|
packet := pc.FixedHeader.pack()
|
||
|
|
packet.Write(encodeUint16(pc.MessageID))
|
||
|
|
_, err = packet.WriteTo(w)
|
||
|
|
|
||
|
|
return err
|
||
|
|
}
|
||
|
|
|
||
|
|
// Unpack decodes the details of a ControlPacket after the fixed
|
||
|
|
// header has been read
|
||
|
|
func (pc *PubcompPacket) Unpack(b io.Reader) error {
|
||
|
|
var err error
|
||
|
|
pc.MessageID, err = decodeUint16(b)
|
||
|
|
|
||
|
|
return err
|
||
|
|
}
|
||
|
|
|
||
|
|
// Details returns a Details struct containing the Qos and
|
||
|
|
// MessageID of this ControlPacket
|
||
|
|
func (pc *PubcompPacket) Details() Details {
|
||
|
|
return Details{Qos: pc.Qos, MessageID: pc.MessageID}
|
||
|
|
}
|