Function UnmarshalMHDR

pkg/encoding/lorawan/messages.go:44–52

UnmarshalMHDR unmarshals b into msg.

(b []byte, msg *ttnpb.MHDR)

// UnmarshalMHDR unmarshals b into msg.
func UnmarshalMHDR(b []byte, msg *ttnpb.MHDR) error {
	if len(b) != 1 {
		return errExpectedLengthEncodedEqual("MHDR", 1)(len(b))
	}
	v := b[0]
	msg.MType = ttnpb.MType(v >> 5)
	msg.Major = ttnpb.Major(v & 3)
	return nil
}

// AppendFCtrl appends encoded msg to dst.
func AppendFCtrl(dst []byte, msg *ttnpb.FCtrl, isUplink bool, fOptsLen uint8) ([]byte, error) {