bsc: Inspect a CC Setup message and attempt to reroute the traffic

Inspect the CC Setup messages and if the dialed number is matching
the regexp of the local MSC the connection will be rerouted. The
original MSC will get a GSM0808 CLEAR REQUEST, a new connection with
a CC Setup message will be opened.

1 files changed, 7 insertions, 0 deletions

diff --git a/openbsc/include/openbsc/osmo_msc_data.h b/openbsc/include/openbsc/osmo_msc_data.h
index 0bda66225..6eebcdd41 100644
--- a/openbsc/include/openbsc/osmo_msc_data.h
+++ b/openbsc/include/openbsc/osmo_msc_data.h
@@ -27,6 +27,8 @@
 
 #include <osmocom/core/timer.h>
 
+#include <regex.h>
+
 struct osmo_bsc_rf;
 struct gsm_network;
 
@@ -49,6 +51,11 @@ struct osmo_msc_data {
 	int allow_emerg;
 	int type;
 
+	/* local call routing */
+	char *local_pref;
+	regex_t local_pref_reg;
+
+
 	/* Connection data */
 	char *bsc_token;
 	int ping_timeout;