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-rw-r--r--include/osmocom/bsc/bsc_msc_data.h11
-rw-r--r--include/osmocom/bsc/osmo_bsc_sigtran.h9
2 files changed, 20 insertions, 0 deletions
diff --git a/include/osmocom/bsc/bsc_msc_data.h b/include/osmocom/bsc/bsc_msc_data.h
index 0c2094e3a..5cda2aabd 100644
--- a/include/osmocom/bsc/bsc_msc_data.h
+++ b/include/osmocom/bsc/bsc_msc_data.h
@@ -31,6 +31,7 @@
#include "debug.h"
#include <osmocom/core/timer.h>
+#include <osmocom/core/select.h>
#include <osmocom/gsm/protocol/gsm_04_08.h>
@@ -140,6 +141,16 @@ struct bsc_msc_data {
uint32_t x_osmo_ign;
bool x_osmo_ign_configured;
+
+ /* Proxy between IPA/SCCPlite encapsulated MGCP and UDP */
+ struct {
+ /* local (BSC) IP address to be used */
+ char *local_addr;
+ /* local (BSC) UDP port to be usd to talk with MGW */
+ uint16_t local_port;
+ /* UDP socket for proxying MGCP via SCCPlite/IPA */
+ struct osmo_fd ofd;
+ } mgcp_ipa;
};
/*
diff --git a/include/osmocom/bsc/osmo_bsc_sigtran.h b/include/osmocom/bsc/osmo_bsc_sigtran.h
index bd8b06398..b934d51d3 100644
--- a/include/osmocom/bsc/osmo_bsc_sigtran.h
+++ b/include/osmocom/bsc/osmo_bsc_sigtran.h
@@ -44,3 +44,12 @@ void osmo_bsc_sigtran_tx_reset_ack(const struct bsc_msc_data *msc);
/* receive + process a CTRL command from the piggy-back on the IPA/SCCPlite link */
int bsc_sccplite_rx_ctrl(struct osmo_ss7_asp *asp, struct msgb *msg);
+
+/* receive + process a MGCP message from the piggy-back on the IPA/SCCPlite link */
+int bsc_sccplite_rx_mgcp(struct osmo_ss7_asp *asp, struct msgb *msg);
+
+/* send a message via SCCPLite to given MSC */
+int bsc_sccplite_msc_send(struct bsc_msc_data *msc, struct msgb *msg);
+
+/* we received some data on the UDP proxy socket from the MGW. Pass it to MSC via IPA */
+int bsc_sccplite_mgcp_proxy_cb(struct osmo_fd *ofd, unsigned int what);