initial import of osmo-gsup-hlr code so far

1 files changed, 40 insertions, 0 deletions

diff --git a/src/gsup_server.h b/src/gsup_server.h
new file mode 100644
index 0000000..390bf2e
--- /dev/null
+++ b/src/gsup_server.h
@@ -0,0 +1,40 @@
+#pragma once
+
+#include <osmocom/core/linuxlist.h>
+#include <osmocom/core/msgb.h>
+#include <osmocom/abis/ipa.h>
+#include <osmocom/abis/ipaccess.h>
+
+struct osmo_gsup_conn;
+
+/* Expects message in msg->l2h */
+typedef int (*osmo_gsup_read_cb_t)(struct osmo_gsup_conn *conn, struct msgb *msg);
+
+struct osmo_gsup_server {
+	/* list of osmo_gsup_conn */
+	struct llist_head clients;
+
+	struct ipa_server_link *link;
+	osmo_gsup_read_cb_t read_cb;
+};
+
+
+/* a single connection to a given client (SGSN, MSC) */
+struct osmo_gsup_conn {
+	struct llist_head list;
+
+	struct osmo_gsup_server *server;
+	struct ipa_server_conn *conn;
+	//struct oap_state oap_state;
+};
+
+
+int osmo_gsup_conn_send(struct osmo_gsup_conn *conn, struct msgb *msg);
+
+struct osmo_gsup_server *osmo_gsup_server_create(void *ctx,
+					const char *ip_addr,
+					uint16_t tcp_port,
+					osmo_gsup_read_cb_t read_cb);
+
+void osmo_gsup_server_destroy(struct osmo_gsup_server *gsups);
+