// Len returns the length of the Message in bytes.
func (m *Message) Len() int {
l := HeaderLength
for _, avp := range m.AVP {
l += avp.Len()
}
return l
}
// SerializeTo writes the serialized bytes of the Message into b.
func (m *Message) SerializeTo(b []byte) (err error) {
m.Header.SerializeTo(b[0:HeaderLength])
offset := HeaderLength
for _, avp := range m.AVP {
if err = avp.SerializeTo(b[offset:]); err != nil {
return err
}
offset += avp.Len()
}
return nil
}