diff options
Diffstat (limited to 'openbsc/src/osmo-bsc/osmo_bsc_sccp.c')
| -rw-r--r-- | openbsc/src/osmo-bsc/osmo_bsc_sccp.c | 30 |
1 files changed, 26 insertions, 4 deletions
diff --git a/openbsc/src/osmo-bsc/osmo_bsc_sccp.c b/openbsc/src/osmo-bsc/osmo_bsc_sccp.c index 3533d6df0..ad554e82a 100644 --- a/openbsc/src/osmo-bsc/osmo_bsc_sccp.c +++ b/openbsc/src/osmo-bsc/osmo_bsc_sccp.c @@ -262,13 +262,35 @@ int bsc_delete_connection(struct osmo_bsc_sccp_con *sccp) return 0; } -static void bsc_close_connections(struct bsc_msc_connection *msc_con) +static void bsc_notify_msc_lost(struct osmo_bsc_sccp_con *con) +{ + struct gsm_subscriber_connection *conn = con->conn; + + /* send USSD notification if string configured and con->data is set */ + if (!conn) + return; + + /* check for config string */ + if (!con->msc->ussd_msc_lost_txt) + return; + if (con->msc->ussd_msc_lost_txt[0] == '\0') + return; + + /* send USSD notification */ + gsm0480_send_ussdNotify(conn, 1, conn->sccp_con->msc->ussd_welcome_txt); + gsm0480_send_releaseComplete(conn); +} + +static void bsc_notify_and_close_conns(struct bsc_msc_connection *msc_con) { struct osmo_bsc_sccp_con *con, *tmp; llist_for_each_entry_safe(con, tmp, &active_connections, entry) { - if (con->msc->msc_con == msc_con) - bsc_sccp_force_free(con); + if (con->msc->msc_con != msc_con) + continue; + + bsc_notify_msc_lost(con); + bsc_sccp_force_free(con); } } @@ -282,7 +304,7 @@ static int handle_msc_signal(unsigned int subsys, unsigned int signal, msc = signal_data; if (signal == S_MSC_LOST) - bsc_close_connections(msc->data->msc_con); + bsc_notify_and_close_conns(msc->data->msc_con); return 0; } |