diff options
Diffstat (limited to 'openbsc/include/openbsc/bsc_nat.h')
| -rw-r--r-- | openbsc/include/openbsc/bsc_nat.h | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/openbsc/include/openbsc/bsc_nat.h b/openbsc/include/openbsc/bsc_nat.h index b6d040433..acecba7de 100644 --- a/openbsc/include/openbsc/bsc_nat.h +++ b/openbsc/include/openbsc/bsc_nat.h @@ -43,12 +43,14 @@ struct sccp_source_reference; struct sccp_connections; struct bsc_nat_parsed; struct bsc_nat; +struct bsc_nat_ussd_con; enum { NAT_CON_TYPE_NONE, NAT_CON_TYPE_LU, NAT_CON_TYPE_CM_SERV_REQ, NAT_CON_TYPE_PAG_RESP, + NAT_CON_TYPE_SSA, NAT_CON_TYPE_LOCAL_REJECT, NAT_CON_TYPE_OTHER, }; @@ -102,6 +104,7 @@ enum bsc_cfg_ctr { BCFG_CTR_CON_TYPE_LU, BCFG_CTR_CON_CMSERV_RQ, BCFG_CTR_CON_PAG_RESP, + BCFG_CTR_CON_SSA, BCFG_CTR_CON_OTHER, }; @@ -163,6 +166,10 @@ struct bsc_nat_statistics { struct { struct counter *reconn; } msc; + + struct { + struct counter *reconn; + } ussd; }; enum bsc_nat_acc_ctr { @@ -230,6 +237,14 @@ struct bsc_nat { /* filter */ char *acc_lst_name; + /* USSD messages we want to match */ + char *ussd_lst_name; + char *ussd_query; + char *ussd_token; + char *ussd_local; + struct bsc_fd ussd_listen; + struct bsc_nat_ussd_con *ussd_con; + /* statistics */ struct bsc_nat_statistics stats; }; @@ -311,6 +326,7 @@ struct bsc_nat_acc_lst *bsc_nat_acc_lst_get(struct bsc_nat *nat, const char *nam void bsc_nat_acc_lst_delete(struct bsc_nat_acc_lst *lst); struct bsc_nat_acc_lst_entry *bsc_nat_acc_lst_entry_create(struct bsc_nat_acc_lst *); +int bsc_nat_lst_check_allow(struct bsc_nat_acc_lst *lst, const char *imsi); int bsc_nat_msc_is_connected(struct bsc_nat *nat); @@ -318,4 +334,8 @@ int bsc_conn_type_to_ctr(struct sccp_connections *conn); struct gsm48_hdr *bsc_unpack_dtap(struct bsc_nat_parsed *parsed, struct msgb *msg, uint32_t *len); +/** USSD filtering */ +int bsc_ussd_init(struct bsc_nat *nat); +int bsc_check_ussd(struct sccp_connections *con, struct bsc_nat_parsed *parsed, struct msgb *msg); + #endif |