diff options
| -rw-r--r-- | src/libmsc/transaction.c | 14 |
1 files changed, 10 insertions, 4 deletions
diff --git a/src/libmsc/transaction.c b/src/libmsc/transaction.c index 25c0e3c50..6c12409dd 100644 --- a/src/libmsc/transaction.c +++ b/src/libmsc/transaction.c @@ -153,11 +153,17 @@ struct osmo_lcls *trans_lcls_compose(const struct gsm_trans *trans, bool use_lac /* net id from Q.1902.3 3-5 bytes, this function gives 3 bytes exactly */ osmo_plmn_to_bcd(lcls->gcr.net, &trans->net->plmn); - osmo_store32be(trans->callref, lcls->gcr.cr); - osmo_store16be(use_lac ? trans->msc_a->via_cell.lai.lac : trans->msc_a->via_cell.cell_identity, lcls->gcr.cr + 3); - LOGP(DCC, LOGL_INFO, "LCLS: allocated %s-based CR-ID %s\n", use_lac ? "LAC" : "CI", - osmo_hexdump(lcls->gcr.cr, 5)); + /* TS 29.205 Table B.2.1.9.2 Call Reference ID + * 3 octets Call ID + 2 octets BSS ID + */ + lcls->gcr.cr[2] = (trans->callref >> 0) & 0xff; + lcls->gcr.cr[1] = (trans->callref >> 8) & 0xff; + lcls->gcr.cr[0] = (trans->callref >> 16) & 0xff; + osmo_store16be(use_lac ? trans->msc_a->via_cell.lai.lac : trans->msc_a->via_cell.cell_identity, &lcls->gcr.cr[3]); + + LOGP(DCC, LOGL_INFO, "LCLS: allocated %s-based CR-ID %sfor callref 0x%04x\n", use_lac ? "LAC" : "CI", + osmo_hexdump(lcls->gcr.cr, 5), trans->callref); lcls->config = GSM0808_LCLS_CFG_BOTH_WAY; lcls->control = GSM0808_LCLS_CSC_CONNECT; |