Пример #1
0
// MarshalBinary marshals an Attribute into a byte slice.
func (a Attribute) MarshalBinary() ([]byte, error) {
	if int(a.Length) < nlaHeaderLen {
		return nil, errInvalidAttribute
	}

	b := make([]byte, nlaAlign(int(a.Length)))

	nlenc.PutUint16(b[0:2], a.Length)
	nlenc.PutUint16(b[2:4], a.Type)
	copy(b[4:], a.Data)

	return b, nil
}
Пример #2
0
// MarshalBinary marshals a Message into a byte slice.
func (m Message) MarshalBinary() ([]byte, error) {
	ml := nlmsgAlign(int(m.Header.Length))
	if ml < nlmsgHeaderLen || ml != int(m.Header.Length) {
		return nil, errIncorrectMessageLength
	}

	b := make([]byte, ml)

	nlenc.PutUint32(b[0:4], m.Header.Length)
	nlenc.PutUint16(b[4:6], uint16(m.Header.Type))
	nlenc.PutUint16(b[6:8], uint16(m.Header.Flags))
	nlenc.PutUint32(b[8:12], m.Header.Sequence)
	nlenc.PutUint32(b[12:16], m.Header.PID)
	copy(b[16:], m.Data)

	return b, nil
}