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Convert TLV type and length to host byte order on transmit. 

Signed-off-by: Richard Cochran <richardcochran@gmail.com>
master
Richard Cochran 2012-07-28 19:14:04 +02:00
parent f20cf6225a
commit 7d32a4bce7
1 changed files with 26 additions and 0 deletions
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26
msg.c
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@ -168,6 +168,22 @@ static int suffix_post_recv(uint8_t *ptr, int len)
return cnt;
}
static void suffix_pre_send(uint8_t *ptr, int cnt)
{
int i;
struct TLV *tlv;
if (!ptr)
return;
for (i = 0; i < cnt; i++) {
tlv = (struct TLV *) ptr;
ptr += sizeof(struct TLV) + tlv->length;
tlv->type = htons(tlv->type);
tlv->length = htons(tlv->length);
}
}
static void timestamp_post_recv(struct ptp_message *m, struct Timestamp *ts)
{
uint32_t lsb = ntohl(ts->seconds_lsb);
@ -319,6 +335,7 @@ int msg_post_recv(struct ptp_message *m, int cnt)
int msg_pre_send(struct ptp_message *m)
{
int type;
uint8_t *suffix = NULL;
if (hdr_pre_send(&m->header))
return -1;
@ -338,24 +355,33 @@ int msg_pre_send(struct ptp_message *m)
break;
case FOLLOW_UP:
timestamp_pre_send(&m->follow_up.preciseOriginTimestamp);
suffix = m->follow_up.suffix;
break;
case DELAY_RESP:
timestamp_pre_send(&m->delay_resp.receiveTimestamp);
m->delay_resp.requestingPortIdentity.portNumber =
htons(m->delay_resp.requestingPortIdentity.portNumber);
suffix = m->delay_resp.suffix;
break;
case PDELAY_RESP_FOLLOW_UP:
timestamp_pre_send(&m->pdelay_resp_fup.responseOriginTimestamp);
port_id_pre_send(&m->pdelay_resp_fup.requestingPortIdentity);
suffix = m->pdelay_resp_fup.suffix;
break;
case ANNOUNCE:
announce_pre_send(&m->announce);
suffix = m->announce.suffix;
break;
case SIGNALING:
suffix = m->signaling.suffix;
break;
case MANAGEMENT:
suffix = m->management.suffix;
break;
default:
return -1;
}
suffix_pre_send(suffix, m->tlv_count);
return 0;
}