diff options
| -rw-r--r-- | src/libmsc/gsm_09_11.c | 28 |
1 files changed, 25 insertions, 3 deletions
diff --git a/src/libmsc/gsm_09_11.c b/src/libmsc/gsm_09_11.c index f58c106aa..7e1f5801c 100644 --- a/src/libmsc/gsm_09_11.c +++ b/src/libmsc/gsm_09_11.c @@ -436,14 +436,36 @@ int gsm0911_gsup_rx(struct gsup_client_mux *gcm, void *data, const struct osmo_g /* Associate logging messages with this subscriber */ log_set_context(LOG_CTX_VLR_SUBSCR, vsub); + /* Attempt to find DTAP-transaction */ + trans = trans_find_by_callref(net, gsup_msg->session_id); + /* Handle errors */ if (OSMO_GSUP_IS_MSGT_ERROR(gsup_msg->message_type)) { - /* FIXME: handle this error somehow! */ + LOGP(DSS, LOGL_NOTICE, "Rx %s from HLR/EUSE (cause=0x%02x, sid=0x%x)\n", + osmo_gsup_message_type_name(gsup_msg->message_type), + gsup_msg->cause, gsup_msg->session_id); + + if (!trans) { + LOGP(DSS, LOGL_ERROR, "No transaction found for " + "sid=0x%x, nothing to abort\n", gsup_msg->session_id); + return -ENODEV; + } + + LOG_TRANS(trans, LOGL_NOTICE, "Aborting the session: sending RELEASE COMPLETE\n"); + + /* Indicate connection release to subscriber (if active) */ + if (trans->msc_a != NULL) { + /* TODO: implement GSUP - GSM 04.80 cause mapping */ + msc_send_ussd_release_complete_cause(trans->msc_a, trans->transaction_id, + GSM48_CAUSE_LOC_PUN_S_LU, GSM48_CC_CAUSE_TEMP_FAILURE); + } + + /* Terminate transaction */ + trans_free(trans); + return 0; } - /* Attempt to find DTAP-transaction */ - trans = trans_find_by_callref(net, gsup_msg->session_id); if (!trans) { /* Count network-initiated attempts to establish a NC SS/USSD session */ rate_ctr_inc(&net->msc_ctrs->ctr[MSC_CTR_NC_SS_MT_REQUESTS]); |