1 files changed, 75 insertions, 0 deletions
diff --git a/src/sctp_m3ua_client.c b/src/sctp_m3ua_client.c
new file mode 100644
index 0000000..0c87f2f
--- /dev/null
+++ b/src/sctp_m3ua_client.c
@@ -0,0 +1,75 @@
+/* Run M3UA over SCTP here */
+/* (C) 2015 by Holger Hans Peter Freyther
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation; either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <sctp_m3ua.h>
+#include <cellmgr_debug.h>
+
+#include <osmocom/core/talloc.h>
+
+#define SCTP_PPID_M3UA 3
+
+#define notImplemented							\
+		LOGP(DINP, LOGL_NOTICE, "%s:%s not implemented.\n",	\
+			__FILE__, __func__);
+
+static int m3ua_write(struct mtp_link *mtp_link, struct msgb *msg)
+{
+	msgb_free(msg);
+	return 0;
+}
+
+static int m3ua_shutdown(struct mtp_link *mtp_link)
+{
+	return 0;
+}
+
+static int m3ua_reset(struct mtp_link *mtp_link)
+{
+	/* let the framework call start again */
+	return m3ua_shutdown(mtp_link);
+}
+
+static int m3ua_clear_queue(struct mtp_link *mtp_link)
+{
+	/* nothing */
+	return 0;
+}
+
+struct mtp_m3ua_client_link *mtp_m3ua_client_link_init(struct mtp_link *blnk)
+{
+	struct mtp_m3ua_client_link *lnk;
+
+	lnk = talloc_zero(blnk, struct mtp_m3ua_client_link);
+	if (!lnk) {
+		LOGP(DINP, LOGL_ERROR, "Failed to allocate.\n");
+		return NULL;
+	}
+
+	/* make sure we can resolve it both ways */
+	lnk->base = blnk;
+	blnk->data = lnk;
+	blnk->type = SS7_LTYPE_M3UA_CLIENT;
+
+	/* do some checks for lower layer handling */
+	blnk->skip_link_test = 1;
+
+	lnk->base->write = m3ua_write;
+	lnk->base->shutdown = m3ua_shutdown;
+	lnk->base->reset = m3ua_reset;
+	lnk->base->clear_queue = m3ua_clear_queue;
+	return lnk;
+}