osmith
/
wireshark
forked from osmocom/wireshark
1
0
Fork 0
Code Pull Requests Releases Wiki Activity

When looking at time differences between frames, round to nearest number of ms. 

svn path=/trunk/; revision=32086
This commit is contained in:
Martin Mathieson 2010-03-02 18:41:35 +00:00
parent bec769f815
commit ebd8c30044
1 changed files with 9 additions and 9 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

18
epan/dissectors/packet-mac-lte.c
View File

@ -1332,13 +1332,13 @@ static int DetectIfDLHARQResend(packet_info *pinfo, tvbuff_t *tvb, volatile int
(pinfo->fd->abs_ts.secs - lastData->received_time.secs);
gint nseconds_between_packets =
pinfo->fd->abs_ts.nsecs - lastData->received_time.nsecs;
/* TODO: want to round to nearest millisecond */
/* Round difference to nearest millisecond */
gint total_gap = (seconds_between_packets*1000) +
(nseconds_between_packets / 1000000);
((nseconds_between_packets+500000) / 1000000);
/* Should be 8 ms apart, but allow some leeway */
if ((total_gap >= 7) && (total_gap <= 9)) {
/* Should be 8 ms apart */
if ((total_gap == 8)) {
/* Resend detected!!! Store result */
result = se_alloc(sizeof(DLHARQResult));
result->previousFrameNum = lastData->framenum;
@ -1444,11 +1444,12 @@ static void TrackReportedULHARQResend(packet_info *pinfo, tvbuff_t *tvb, volatil
gint nseconds_between_packets =
pinfo->fd->abs_ts.nsecs - lastData->received_time.nsecs;
/* Round to nearest ms */
gint total_gap = (seconds_between_packets*1000) +
(nseconds_between_packets / 1000000);
((nseconds_between_packets+500000) / 1000000);
/* Should be 8 ms apart, but allow some leeway */
if ((total_gap >= 7) && (total_gap <= 9)) {
/* Should be 8 ms apart */
if ((total_gap == 9)) {
/* Original detected!!! Store result */
result = se_alloc(sizeof(ULHARQResult));
result->previousFrameNum = lastData->framenum;
@ -3415,7 +3416,6 @@ void proto_register_mac_lte(void)
UAT_END_FIELDS
};
/* Register protocol. */
proto_mac_lte = proto_register_protocol("MAC-LTE", "MAC-LTE", "mac-lte");
proto_register_field_array(proto_mac_lte, hf, array_length(hf));