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ntp: increment sequence id in PTP messages

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This commit is contained in:
Dan Drown
2023-03-07 16:29:19 +01:00
committed by Miroslav Lichvar
parent e949e1d991
commit c3e4e3e47a
2 changed files with 9 additions and 1 deletions
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3
ntp_io.c
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@@ -528,6 +528,8 @@ NIO_UnwrapMessage(SCK_Message *message, int sock_fd)
static int
wrap_message(SCK_Message *message, int sock_fd)
{
static uint16_t sequence_id = 0;
assert(PTP_NTP_PREFIX_LENGTH == 48);
if (!is_ptp_socket(sock_fd))
@@ -548,6 +550,7 @@ wrap_message(SCK_Message *message, int sock_fd)
ptp_message->header.length = htons(PTP_NTP_PREFIX_LENGTH + message->length);
ptp_message->header.domain = PTP_DOMAIN_NTP;
ptp_message->header.flags = htons(PTP_FLAG_UNICAST);
ptp_message->header.sequence_id = htons(sequence_id++);
ptp_message->tlv_header.type = htons(PTP_TLV_NTP);
ptp_message->tlv_header.length = htons(message->length);
memcpy((char *)ptp_message + PTP_NTP_PREFIX_LENGTH, message->data, message->length);