1 files changed, 89 insertions, 0 deletions
diff --git a/ospfclient/ospf_apiclient.h b/ospfclient/ospf_apiclient.h
new file mode 100644
index 0000000..c90b1fb
--- /dev/null
+++ b/ospfclient/ospf_apiclient.h
@@ -0,0 +1,89 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * Client side of OSPF API.
+ * Copyright (C) 2001, 2002, 2003 Ralph Keller
+ */
+
+#ifndef _OSPF_APICLIENT_H
+#define _OSPF_APICLIENT_H
+
+/* Structure for the OSPF API client */
+struct ospf_apiclient {
+
+	/* Sockets for sync requests and async notifications */
+	int fd_sync;
+	int fd_async;
+
+	/* Pointer to callback functions */
+	void (*ready_notify)(uint8_t lsa_type, uint8_t opaque_type,
+			     struct in_addr addr);
+	void (*new_if)(struct in_addr ifaddr, struct in_addr area_id);
+	void (*del_if)(struct in_addr ifaddr);
+	void (*ism_change)(struct in_addr ifaddr, struct in_addr area_id,
+			   uint8_t status);
+	void (*nsm_change)(struct in_addr ifaddr, struct in_addr nbraddr,
+			   struct in_addr router_id, uint8_t status);
+	void (*update_notify)(struct in_addr ifaddr, struct in_addr area_id,
+			      uint8_t self_origin, struct lsa_header *lsa);
+	void (*delete_notify)(struct in_addr ifaddr, struct in_addr area_id,
+			      uint8_t self_origin, struct lsa_header *lsa);
+};
+
+
+/* ---------------------------------------------------------
+ * API function prototypes.
+ * --------------------------------------------------------- */
+
+/* Open connection to OSPF daemon. Two ports will be allocated on
+   client, sync channel at syncport and reverse channel at syncport+1 */
+struct ospf_apiclient *ospf_apiclient_connect(char *host, int syncport);
+
+/* Shutdown connection to OSPF daemon. */
+int ospf_apiclient_close(struct ospf_apiclient *oclient);
+
+/* Synchronous request to register opaque type. */
+int ospf_apiclient_register_opaque_type(struct ospf_apiclient *oclient,
+					uint8_t ltype, uint8_t otype);
+
+/* Synchronous request to register event mask. */
+int ospf_apiclient_register_events(struct ospf_apiclient *oclient,
+				   uint32_t mask);
+
+/* Register callback functions.*/
+void ospf_apiclient_register_callback(
+	struct ospf_apiclient *oclient,
+	void (*ready_notify)(uint8_t lsa_type, uint8_t opaque_type,
+			     struct in_addr addr),
+	void (*new_if)(struct in_addr ifaddr, struct in_addr area_id),
+	void (*del_if)(struct in_addr ifaddr),
+	void (*ism_change)(struct in_addr ifaddr, struct in_addr area_id,
+			   uint8_t status),
+	void (*nsm_change)(struct in_addr ifaddr, struct in_addr nbraddr,
+			   struct in_addr router_id, uint8_t status),
+	void (*update_notify)(struct in_addr ifaddr, struct in_addr area_id,
+			      uint8_t selforig, struct lsa_header *lsa),
+	void (*delete_notify)(struct in_addr ifaddr, struct in_addr area_id,
+			      uint8_t selforig, struct lsa_header *lsa));
+
+/* Synchronous request to synchronize LSDB. */
+int ospf_apiclient_sync_lsdb(struct ospf_apiclient *oclient);
+
+/* Synchronous request to originate or update opaque LSA. */
+int ospf_apiclient_lsa_originate(struct ospf_apiclient *oclient,
+				 struct in_addr ifaddr, struct in_addr area_id,
+				 uint8_t lsa_type, uint8_t opaque_type,
+				 uint32_t opaque_id, void *opaquedata,
+				 int opaquelen);
+
+
+/* Synchronous request to delete opaque LSA. Parameter opaque_id is in
+   host byte order */
+int ospf_apiclient_lsa_delete(struct ospf_apiclient *oclient,
+			      struct in_addr addr, uint8_t lsa_type,
+			      uint8_t opaque_type, uint32_t opaque_id,
+			      uint8_t flags);
+
+/* Fetch async message and handle it  */
+int ospf_apiclient_handle_async(struct ospf_apiclient *oclient);
+
+#endif /* _OSPF_APICLIENT_H */