1779Sjoehwtypedef struct __attribute__ ((__packed__))
2968Sfyuan{
3779Sjoehw    char valueField[2];
4779Sjoehw} ptp_tlv_t;
5779Sjoehwtypedef struct __attribute__ ((__packed__))
6779Sjoehw{
7779Sjoehw    char stepsRemoved;
8779Sjoehw    ptp_tlv_t tlv[1];
9779Sjoehw} ptp_message_announce_t;
10779Sjoehwint ptplib_send_announce(int sequenceId, int i)
11779Sjoehw{
12779Sjoehw    ptp_message_announce_t tx_packet;
13779Sjoehw    ((long long *)tx_packet.tlv[0].valueField)[sequenceId] = i;
14779Sjoehw    f(&tx_packet);
15779Sjoehw}
16779Sjoehw