diff options
| author | Vadim Yanitskiy <axilirator@gmail.com> | 2018-12-27 05:39:54 +0700 |
|---|---|---|
| committer | Neels Hofmeyr <neels@hofmeyr.de> | 2019-08-20 04:40:09 +0200 |
| commit | 277b2d642ae0ead1aa887368dde9b7fc76f4333f (patch) | |
| tree | 984d8aac10ce18b8866d0d5d77e45214da8d90e0 | |
| parent | f1949f7b99f2d6779f9d67da7554322963235c34 (diff) | |
SS/USSD: implement an IUSE for getting RAN type(s)
Change-Id: I8d95413784b039df50a4cdcac49289060f0414c6
| -rw-r--r-- | src/hlr_ussd.c | 39 | ||||
| -rw-r--r-- | src/hlr_vty.c | 5 |
2 files changed, 42 insertions, 2 deletions
diff --git a/src/hlr_ussd.c b/src/hlr_ussd.c index 1568815..93ecd38 100644 --- a/src/hlr_ussd.c +++ b/src/hlr_ussd.c @@ -355,6 +355,41 @@ static int handle_ussd_own_imsi(struct osmo_gsup_conn *conn, struct ss_session * return 0; } +static int handle_ussd_get_ran(struct osmo_gsup_conn *conn, struct ss_session *ss, + const struct osmo_gsup_message *gsup, + const struct ss_request *req) +{ + struct hlr_subscriber subscr; + const char *response; + int rc; + +#define RAN_TYPE_DESC "Available RAN types: " + + rc = db_subscr_get_by_imsi(g_hlr->dbc, ss->imsi, &subscr); + switch (rc) { + case 0: + if (subscr.rat_types[OSMO_RAT_GERAN_A] && subscr.rat_types[OSMO_RAT_UTRAN_IU]) + response = RAN_TYPE_DESC "GERAN-A (2G) & UTRAN-Iu (3G)"; + else if (subscr.rat_types[OSMO_RAT_GERAN_A]) + response = RAN_TYPE_DESC "GERAN-A (2G)"; + else if (subscr.rat_types[OSMO_RAT_UTRAN_IU]) + response = RAN_TYPE_DESC "UTRAN-Iu (3G)"; + else + response = "No RAN types available"; + + rc = ss_tx_ussd_7bit(ss, true, req->invoke_id, response); + break; + case -ENOENT: + rc = ss_tx_error(ss, true, GSM0480_ERR_CODE_UNKNOWN_SUBSCRIBER); + break; + case -EIO: + default: + rc = ss_tx_error(ss, true, GSM0480_ERR_CODE_SYSTEM_FAILURE); + break; + } + + return rc; +} static const struct hlr_iuse hlr_iuses[] = { { @@ -365,6 +400,10 @@ static const struct hlr_iuse hlr_iuses[] = { .name = "own-imsi", .handle_ussd = handle_ussd_own_imsi, }, + { + .name = "get-ran", + .handle_ussd = handle_ussd_get_ran, + }, }; const struct hlr_iuse *iuse_find(const char *name) diff --git a/src/hlr_vty.c b/src/hlr_vty.c index f7c5bc8..d2f5a2e 100644 --- a/src/hlr_vty.c +++ b/src/hlr_vty.c @@ -156,10 +156,11 @@ DEFUN(cfg_hlr_gsup_bind_ip, #define UROUTE_STR "Routing Configuration\n" #define PREFIX_STR "Prefix-Matching Route\n" "USSD Prefix\n" -#define INT_CHOICE "(own-msisdn|own-imsi)" +#define INT_CHOICE "(own-msisdn|own-imsi|get-ran)" #define INT_STR "Internal USSD Handler\n" \ "Respond with subscribers' own MSISDN\n" \ - "Respond with subscribers' own IMSI\n" + "Respond with subscribers' own IMSI\n" \ + "Respond with available RAN types\n" #define EXT_STR "External USSD Handler\n" \ "Name of External USSD Handler (IPA CCM ID)\n" |