diff options
author | Holger Hans Peter Freyther <zecke@selfish.org> | 2010-07-29 20:29:28 +0800 |
---|---|---|
committer | Holger Hans Peter Freyther <zecke@selfish.org> | 2010-07-29 20:29:28 +0800 |
commit | caecc9ad80aa4a1f8784417f9b77a8e73a995c73 (patch) | |
tree | a9606f8cadbe2e3193729417a992f1c9a90e9688 /openbsc | |
parent | c00bf8f9307ea07ea0644dcf381c466d57dec59e (diff) |
osmo-grace: Send USSD messages on the TCH to inform the user..
Send a USSD notification to the user to inform him that the
service will go away in a second..
Diffstat (limited to 'openbsc')
-rw-r--r-- | openbsc/src/Makefile.am | 2 | ||||
-rw-r--r-- | openbsc/src/bsc_msc_grace.c | 35 |
2 files changed, 36 insertions, 1 deletions
diff --git a/openbsc/src/Makefile.am b/openbsc/src/Makefile.am index 3c4d9f3ba..89aae8156 100644 --- a/openbsc/src/Makefile.am +++ b/openbsc/src/Makefile.am @@ -35,7 +35,7 @@ bsc_hack_LDADD = libmsc.a libbsc.a libmsc.a libvty.a -ldl -ldbi $(LIBCRYPT) bs11_config_SOURCES = bs11_config.c abis_nm.c gsm_data.c debug.c \ rs232.c bts_siemens_bs11.c bsc_msc_ip_SOURCES = bssap.c bsc_msc_ip.c bsc_init.c vty_interface.c vty_interface_bsc.c \ - bsc_msc.c bsc_msc_rf.c bsc_msc_grace.c + bsc_msc.c bsc_msc_rf.c bsc_msc_grace.c gsm_04_80.c bsc_msc_ip_LDADD = libbsc.a libvty.a libsccp.a diff --git a/openbsc/src/bsc_msc_grace.c b/openbsc/src/bsc_msc_grace.c index bd95be2e2..91dfcba32 100644 --- a/openbsc/src/bsc_msc_grace.c +++ b/openbsc/src/bsc_msc_grace.c @@ -21,6 +21,7 @@ #include <openbsc/bsc_msc_grace.h> #include <openbsc/bsc_msc_rf.h> +#include <openbsc/gsm_04_80.h> #include <openbsc/signal.h> int bsc_grace_allow_new_connection(struct gsm_network *network) @@ -28,6 +29,22 @@ int bsc_grace_allow_new_connection(struct gsm_network *network) return network->rf->policy == S_RF_ON; } +static int handle_sub(struct gsm_lchan *lchan, const char *text) +{ + /* only send it to TCH */ + if (lchan->type != GSM_LCHAN_TCH_H && lchan->type != GSM_LCHAN_TCH_F) + return -1; + + /* only when active */ + if (lchan->state != LCHAN_S_ACTIVE) + return -1; + + gsm0480_send_ussdNotify(lchan, 0, text); + gsm0480_send_releaseComplete(lchan); + + return 0; +} + /* * The place to handle the grace mode. Right now we will send * USSD messages to the subscriber, in the future we might start @@ -35,6 +52,24 @@ int bsc_grace_allow_new_connection(struct gsm_network *network) */ static int handle_grace(struct gsm_network *network) { + int ts_nr, lchan_nr; + struct gsm_bts *bts; + struct gsm_bts_trx *trx; + + if (!network->ussd_grace_txt) + return 0; + + llist_for_each_entry(bts, &network->bts_list, list) { + llist_for_each_entry(trx, &bts->trx_list, list) { + for (ts_nr = 0; ts_nr < TRX_NR_TS; ++ts_nr) { + struct gsm_bts_trx_ts *ts = &trx->ts[ts_nr]; + for (lchan_nr = 0; lchan_nr < TS_MAX_LCHAN; ++lchan_nr) { + handle_sub(&ts->lchan[lchan_nr], + network->ussd_grace_txt); + } + } + } + } return 0; } |