diff options
Diffstat (limited to 'openbsc/include')
| -rw-r--r-- | openbsc/include/openbsc/gprs_bssgp.h | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/openbsc/include/openbsc/gprs_bssgp.h b/openbsc/include/openbsc/gprs_bssgp.h index 8fdef811..f2b94c4d 100644 --- a/openbsc/include/openbsc/gprs_bssgp.h +++ b/openbsc/include/openbsc/gprs_bssgp.h @@ -149,6 +149,35 @@ int bssgp_tx_status(uint8_t cause, uint16_t *bvci, struct msgb *orig_msg); /* gprs_bssgp.c */ +#define BVC_S_BLOCKED 0x0001 + +/* The per-BTS context that we keep on the SGSN side of the BSSGP link */ +struct bssgp_bvc_ctx { + struct llist_head list; + + /* parsed RA ID and Cell ID of the remote BTS */ + struct gprs_ra_id ra_id; + uint16_t cell_id; + + /* NSEI and BVCI of underlying Gb link. Together they + * uniquely identify a link to a BTS (5.4.4) */ + uint16_t bvci; + uint16_t nsei; + + uint32_t state; + + struct rate_ctr_group *ctrg; + + /* we might want to add this as a shortcut later, avoiding the NSVC + * lookup for every packet, similar to a routing cache */ + //struct gprs_nsvc *nsvc; +}; +extern struct llist_head bssgp_bvc_ctxts; +/* Find a BTS Context based on parsed RA ID and Cell ID */ +struct bssgp_bvc_ctx *btsctx_by_raid_cid(const struct gprs_ra_id *raid, uint16_t cid); +/* Find a BTS context based on BVCI+NSEI tuple */ +struct bssgp_bvc_ctx *btsctx_by_bvci_nsei(uint16_t bvci, uint16_t nsei); + #include <osmocore/tlv.h> /* BSSGP-UL-UNITDATA.ind */ |