diff options
author | Neels Hofmeyr <neels@hofmeyr.de> | 2018-12-29 05:29:00 +0100 |
---|---|---|
committer | Neels Hofmeyr <neels@hofmeyr.de> | 2019-12-23 18:03:58 +0100 |
commit | 472c56c60e35662e96581a78a5ed81ee4d10cfe6 (patch) | |
tree | 3043513663fa72bae2029f745b220cbe31f64368 | |
parent | ef7eaaad9a167cb18fb722d4c3494fd2333723a5 (diff) |
add USSD handlers to enable/disable 2G access
Change-Id: Ib266bf6ebc7692362a443efbf9b4ae69aee671d6
-rw-r--r-- | doc/examples/osmo-hlr.cfg | 2 | ||||
-rw-r--r-- | src/hlr_ussd.c | 60 | ||||
-rw-r--r-- | src/hlr_vty.c | 2 |
3 files changed, 63 insertions, 1 deletions
diff --git a/doc/examples/osmo-hlr.cfg b/doc/examples/osmo-hlr.cfg index 58166f7..dc683d9 100644 --- a/doc/examples/osmo-hlr.cfg +++ b/doc/examples/osmo-hlr.cfg @@ -25,5 +25,7 @@ hlr ussd route prefix *#100# internal own-msisdn ussd route prefix *#101# internal own-imsi ussd route prefix *#102# internal get-ran + ussd route prefix *#200# internal gsm-off + ussd route prefix *#201# internal gsm-on ussd route prefix *#300# internal umts-off ussd route prefix *#301# internal umts-on diff --git a/src/hlr_ussd.c b/src/hlr_ussd.c index 7861634..8a1a0a6 100644 --- a/src/hlr_ussd.c +++ b/src/hlr_ussd.c @@ -414,6 +414,58 @@ static int handle_ussd_get_ran(struct ss_session *ss, return rc; } +static int handle_ussd_gsm_on(struct ss_session *ss, + const struct osmo_gsup_message *gsup, + const struct ss_request *req) +{ + struct hlr_subscriber subscr; + int rc; + + rc = db_subscr_get_by_imsi(g_hlr->dbc, ss->imsi, &subscr); + switch (rc) { + case 0: + hlr_subscr_rat_flag(g_hlr, &subscr, OSMO_RAT_GERAN_A, true); + rc = ss_tx_to_ms_ussd_7bit(ss, true, req->invoke_id, + "Enabled GERAN-A (2G)"); + break; + case -ENOENT: + rc = ss_tx_to_ms_error(ss, true, GSM0480_ERR_CODE_UNKNOWN_SUBSCRIBER); + break; + case -EIO: + default: + rc = ss_tx_to_ms_error(ss, true, GSM0480_ERR_CODE_SYSTEM_FAILURE); + break; + } + + return rc; +} + +static int handle_ussd_gsm_off(struct ss_session *ss, + const struct osmo_gsup_message *gsup, + const struct ss_request *req) +{ + struct hlr_subscriber subscr; + int rc; + + rc = db_subscr_get_by_imsi(g_hlr->dbc, ss->imsi, &subscr); + switch (rc) { + case 0: + hlr_subscr_rat_flag(g_hlr, &subscr, OSMO_RAT_GERAN_A, false); + rc = ss_tx_to_ms_ussd_7bit(ss, true, req->invoke_id, + "Disabled GERAN-A (2G)"); + break; + case -ENOENT: + rc = ss_tx_to_ms_error(ss, true, GSM0480_ERR_CODE_UNKNOWN_SUBSCRIBER); + break; + case -EIO: + default: + rc = ss_tx_to_ms_error(ss, true, GSM0480_ERR_CODE_SYSTEM_FAILURE); + break; + } + + return rc; +} + static int handle_ussd_umts_on(struct ss_session *ss, const struct osmo_gsup_message *gsup, const struct ss_request *req) @@ -480,6 +532,14 @@ static const struct hlr_iuse hlr_iuses[] = { .handle_ussd = handle_ussd_get_ran, }, { + .name = "gsm-on", + .handle_ussd = handle_ussd_gsm_on, + }, + { + .name = "gsm-off", + .handle_ussd = handle_ussd_gsm_off, + }, + { .name = "umts-on", .handle_ussd = handle_ussd_umts_on, }, diff --git a/src/hlr_vty.c b/src/hlr_vty.c index 8a69f70..914bf69 100644 --- a/src/hlr_vty.c +++ b/src/hlr_vty.c @@ -174,7 +174,7 @@ DEFUN(cfg_hlr_gsup_ipa_name, #define UROUTE_STR "Routing Configuration\n" #define PREFIX_STR "Prefix-Matching Route\n" "USSD Prefix\n" -#define INT_CHOICE "(own-msisdn|own-imsi|get-ran|umts-on|umts-off)" +#define INT_CHOICE "(own-msisdn|own-imsi|get-ran|gsm-on|gsm-off|umts-on|umts-off)" #define INT_STR "Internal USSD Handler\n" \ "Respond with subscribers' own MSISDN\n" \ "Respond with subscribers' own IMSI\n" \ |