diff options
Diffstat (limited to 'openbsc/src/gprs/gprs_llc.c')
| -rw-r--r-- | openbsc/src/gprs/gprs_llc.c | 36 |
1 files changed, 26 insertions, 10 deletions
diff --git a/openbsc/src/gprs/gprs_llc.c b/openbsc/src/gprs/gprs_llc.c index b157bfda8..cb810c4a2 100644 --- a/openbsc/src/gprs/gprs_llc.c +++ b/openbsc/src/gprs/gprs_llc.c @@ -166,6 +166,31 @@ static struct gprs_llc_lle *lle_by_tlli_sapi(const uint32_t tlli, uint8_t sapi) return NULL; } +struct gprs_llc_lle *gprs_lle_get_or_create(const uint32_t tlli, uint8_t sapi) +{ + struct gprs_llc_llme *llme; + struct gprs_llc_lle *lle; + + lle = lle_by_tlli_sapi(tlli, sapi); + if (lle) + return lle; + + lle = lle_by_tlli_sapi(tlli_foreign2local(tlli), sapi); + if (lle) + return lle; + + LOGP(DLLC, LOGL_NOTICE, "LLC: unknown TLLI 0x%08x, " + "creating LLME on the fly\n", tlli); + llme = llme_alloc(tlli); + lle = &llme->lle[sapi]; + return lle; +} + +struct llist_head *gprs_llme_list(void) +{ + return &gprs_llc_llmes; +} + /* lookup LLC Entity for RX based on DLCI (TLLI+SAPI tuple) */ static struct gprs_llc_lle *lle_for_rx_by_tlli_sapi(const uint32_t tlli, uint8_t sapi, enum gprs_llc_cmd cmd) @@ -352,16 +377,7 @@ int gprs_llc_tx_ui(struct msgb *msg, uint8_t sapi, int command, /* Identifiers from UP: (TLLI, SAPI) + (BVCI, NSEI) */ /* look-up or create the LL Entity for this (TLLI, SAPI) tuple */ - lle = lle_by_tlli_sapi(msgb_tlli(msg), sapi); - if (!lle) - lle = lle_by_tlli_sapi(tlli_foreign2local(msgb_tlli(msg)), sapi); - if (!lle) { - struct gprs_llc_llme *llme; - LOGP(DLLC, LOGL_NOTICE, "LLC TX: unknown TLLI 0x%08x, " - "creating LLME on the fly\n", msgb_tlli(msg)); - llme = llme_alloc(msgb_tlli(msg)); - lle = &llme->lle[sapi]; - } + lle = gprs_lle_get_or_create(msgb_tlli(msg), sapi); if (msg->len > lle->params.n201_u) { LOGP(DLLC, LOGL_ERROR, "Cannot Tx %u bytes (N201-U=%u)\n", |