cellular-infrastructure
/
osmo-pcu
mirror of https://gerrit.osmocom.org/osmo-pcu
9
0
Fork 1
Code Issues Releases Wiki Activity

bssgp: Ignore downlink BSSGP RA Cap IE 

That IE may contain inaccurate or completely bogus data.

This commit disables the parsing.

Note that this should be replaced by a config option.

Sponsored-by: On-Waves ehf
This commit is contained in:
Jacob Erlbeck 2016-01-20 13:38:15 +01:00
parent f4bb42459c
commit 741d25cb6f
1 changed files with 4 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
src/gprs_bssgp_pcu.cpp
View File

@ -111,7 +111,9 @@ static int gprs_bssgp_pcu_rx_dl_ud(struct msgb *msg, struct tlv_parsed *tp)
char imsi[16] = "000";
uint8_t ms_class = 0;
uint8_t egprs_ms_class = 0;
#if 0
MS_Radio_Access_capability_t rac;
#endif
budh = (struct bssgp_ud_hdr *)msgb_bssgph(msg);
tlli = ntohl(budh->tlli);
@ -136,6 +138,7 @@ static int gprs_bssgp_pcu_rx_dl_ud(struct msgb *msg, struct tlv_parsed *tp)
* will listen to all paging blocks. */
parse_imsi(tp, imsi);
#if 0 /* Do not rely on this IE. TODO: make this configurable */
/* parse ms radio access capability */
if (parse_ra_cap(tp, &rac) >= 0) {
/* Get the EGPRS class from the RA capability */
@ -145,6 +148,7 @@ static int gprs_bssgp_pcu_rx_dl_ud(struct msgb *msg, struct tlv_parsed *tp)
LOGP(DBSSGP, LOGL_DEBUG, "Got downlink MS class %d/%d\n",
ms_class, egprs_ms_class);
}
#endif
/* get lifetime */
uint16_t delay_csec = 0xffff;