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// 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 */
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