// PDU returns bytes of semi-octet encoded timestamp.
func (t Timestamp) PDU() []byte {
date := time.Time(t)
year := uint64(date.Year() - 2000)
month := uint64(date.Month())
day := uint64(date.Day())
hour := uint64(date.Hour())
minute := uint64(date.Minute())
second := uint64(date.Second())
_, offset := date.Zone()
quarters := uint64(offset / int(time.Hour/time.Second) * 4)
return pdu.EncodeSemi(year, month, day, hour, minute, second, quarters)
}
// PDU returns the number of digits in address and octets of semi-octet encoded address.
func (p PhoneNumber) PDU() (int, []byte, error) {
digitStr := strings.TrimPrefix(string(p), "+")
var str string
for _, r := range digitStr {
if r >= '0' && r <= '9' {
str = str + string(r)
}
}
n := len(str)
number, err := strconv.ParseUint(str, 10, 64)
if err != nil {
return 0, nil, err
}
var buf bytes.Buffer
buf.WriteByte(p.Type())
buf.Write(pdu.EncodeSemi(number))
return n, buf.Bytes(), nil
}