diff options
Diffstat (limited to 'openbsc/src/nat/bsc_nat.c')
| -rw-r--r-- | openbsc/src/nat/bsc_nat.c | 20 |
1 files changed, 19 insertions, 1 deletions
diff --git a/openbsc/src/nat/bsc_nat.c b/openbsc/src/nat/bsc_nat.c index 24233a2fa..e2f15e79e 100644 --- a/openbsc/src/nat/bsc_nat.c +++ b/openbsc/src/nat/bsc_nat.c @@ -45,6 +45,7 @@ #include <openbsc/telnet_interface.h> #include <osmocore/talloc.h> +#include <osmocore/gsm0808.h> #include <vty/vty.h> @@ -297,8 +298,25 @@ static void bsc_send_data(struct bsc_connection *bsc, const u_int8_t *data, unsi static void bsc_send_con_refuse(struct bsc_connection *bsc, struct bsc_nat_parsed *parsed, int con_type) { + struct msgb *payload; struct msgb *refuse; - refuse = sccp_create_refuse(parsed->src_local_ref, SCCP_REFUSAL_SCCP_FAILURE, NULL, 0); + + if (con_type == NAT_CON_TYPE_LU) { + payload = gsm48_create_loc_upd_rej(GSM48_REJECT_PLMN_NOT_ALLOWED); + gsm0808_prepend_dtap_header(payload, 0); + } else if (con_type == NAT_CON_TYPE_CM_SERV_REQ) { + payload = gsm48_create_mm_serv_rej(GSM48_REJECT_PLMN_NOT_ALLOWED); + gsm0808_prepend_dtap_header(payload, 0); + } + + refuse = sccp_create_refuse(parsed->src_local_ref, + SCCP_REFUSAL_SCCP_FAILURE, + payload ? payload->data : NULL, + payload ? payload->len : 0); + + if (payload) + msgb_free(payload); + if (!refuse) { LOGP(DNAT, LOGL_ERROR, "Creating refuse msg failed for SCCP 0x%x on BSC Nr: %d.\n", |