diff options
author | Philipp Maier <pmaier@sysmocom.de> | 2017-06-12 19:09:43 +0200 |
---|---|---|
committer | Neels Hofmeyr <nhofmeyr@sysmocom.de> | 2017-06-18 17:50:09 +0200 |
commit | 51d2a33542064e8605302a22214f57f7886c703e (patch) | |
tree | 3633bf3b80b26c130e613cd921474380966407f5 /openbsc/src/osmo-bsc/osmo_bsc_sigtran.c | |
parent | 738cc1106c0273a918350f495a6a746d06fc2e2a (diff) |
osmo-bsc: react on reset requests from MSC
The bsc side currently can not receive reset commands from an
MSC. This patch adds required functionality to receive a reset
command and acknowlege it properly. The effects are the same
as with when sending resets (all drop all ongoing calls and
sccp connections)
Diffstat (limited to 'openbsc/src/osmo-bsc/osmo_bsc_sigtran.c')
-rw-r--r-- | openbsc/src/osmo-bsc/osmo_bsc_sigtran.c | 27 |
1 files changed, 22 insertions, 5 deletions
diff --git a/openbsc/src/osmo-bsc/osmo_bsc_sigtran.c b/openbsc/src/osmo-bsc/osmo_bsc_sigtran.c index 7afe71ee3..80dac828d 100644 --- a/openbsc/src/osmo-bsc/osmo_bsc_sigtran.c +++ b/openbsc/src/osmo-bsc/osmo_bsc_sigtran.c @@ -85,6 +85,17 @@ static void osmo_bsc_sigtran_tx_reset(struct bsc_msc_data *msc) &msc->msc_con->g_called_addr, msg); } +/* Send reset-ack to MSC */ +void osmo_bsc_sigtran_tx_reset_ack(struct bsc_msc_data *msc) +{ + struct msgb *msg; + LOGP(DMSC, LOGL_NOTICE, "Sending RESET RACK to MSC No.: %i\n", msc->nr); + msg = gsm0808_create_reset_ack(); + osmo_sccp_tx_unitdata_msg(msc->msc_con->sccp_user, &msc->msc_con->g_calling_addr, + &msc->msc_con->g_called_addr, msg); +} + + /* Find an MSC by its sigtran point code */ static struct bsc_msc_data *get_msc_by_addr(struct osmo_sccp_addr *calling_addr) { @@ -347,14 +358,11 @@ static void bsc_notify_msc_lost(struct osmo_bsc_sccp_con *con) bsc_send_ussd_release_complete(conn); } - -/* Callback function: Close all open connections */ -static void osmo_bsc_sigtran_reset_cb(void *priv) +/* Close all open sigtran connections and channels */ +void osmo_bsc_sigtran_reset(struct bsc_msc_data *msc) { struct osmo_bsc_sccp_con *conn; struct osmo_bsc_sccp_con *conn_temp; - struct bsc_msc_data *msc = (struct bsc_msc_data*) priv; - OSMO_ASSERT(msc); /* Close all open connections */ @@ -365,6 +373,15 @@ static void osmo_bsc_sigtran_reset_cb(void *priv) osmo_bsc_sigtran_del_conn(conn); } msc->msc_con->conn_id_counter = 0; +} + +/* Callback function: Close all open connections */ +static void osmo_bsc_sigtran_reset_cb(void *priv) +{ + struct bsc_msc_data *msc = (struct bsc_msc_data*) priv; + + /* Shut down all ongoint traffic */ + osmo_bsc_sigtran_reset(msc); /* Send reset to MSC */ osmo_bsc_sigtran_tx_reset(msc); |