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/*
* Copyright (C) 2003 Yasuhiro Ohara
*
* This file is part of GNU Zebra.
*
* GNU Zebra is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2, or (at your option) any
* later version.
*
* GNU Zebra 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
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with GNU Zebra; see the file COPYING. If not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#ifndef OSPF6_INTRA_H
#define OSPF6_INTRA_H
/* Debug option */
extern unsigned char conf_debug_ospf6_brouter;
extern u_int32_t conf_debug_ospf6_brouter_specific_router_id;
extern u_int32_t conf_debug_ospf6_brouter_specific_area_id;
#define OSPF6_DEBUG_BROUTER_SUMMARY 0x01
#define OSPF6_DEBUG_BROUTER_SPECIFIC_ROUTER 0x02
#define OSPF6_DEBUG_BROUTER_SPECIFIC_AREA 0x04
#define OSPF6_DEBUG_BROUTER_ON() \
(conf_debug_ospf6_brouter |= OSPF6_DEBUG_BROUTER_SUMMARY)
#define OSPF6_DEBUG_BROUTER_OFF() \
(conf_debug_ospf6_brouter &= ~OSPF6_DEBUG_BROUTER_SUMMARY)
#define IS_OSPF6_DEBUG_BROUTER \
(conf_debug_ospf6_brouter & OSPF6_DEBUG_BROUTER_SUMMARY)
#define OSPF6_DEBUG_BROUTER_SPECIFIC_ROUTER_ON(router_id) \
do { \
conf_debug_ospf6_brouter_specific_router_id = (router_id); \
conf_debug_ospf6_brouter |= OSPF6_DEBUG_BROUTER_SPECIFIC_ROUTER; \
} while (0)
#define OSPF6_DEBUG_BROUTER_SPECIFIC_ROUTER_OFF() \
do { \
conf_debug_ospf6_brouter_specific_router_id = 0; \
conf_debug_ospf6_brouter &= ~OSPF6_DEBUG_BROUTER_SPECIFIC_ROUTER; \
} while (0)
#define IS_OSPF6_DEBUG_BROUTER_SPECIFIC_ROUTER \
(conf_debug_ospf6_brouter & OSPF6_DEBUG_BROUTER_SPECIFIC_ROUTER)
#define IS_OSPF6_DEBUG_BROUTER_SPECIFIC_ROUTER_ID(router_id) \
(IS_OSPF6_DEBUG_BROUTER_SPECIFIC_ROUTER && \
conf_debug_ospf6_brouter_specific_router_id == (router_id))
#define OSPF6_DEBUG_BROUTER_SPECIFIC_AREA_ON(area_id) \
do { \
conf_debug_ospf6_brouter_specific_area_id = (area_id); \
conf_debug_ospf6_brouter |= OSPF6_DEBUG_BROUTER_SPECIFIC_AREA; \
} while (0)
#define OSPF6_DEBUG_BROUTER_SPECIFIC_AREA_OFF() \
do { \
conf_debug_ospf6_brouter_specific_area_id = 0; \
conf_debug_ospf6_brouter &= ~OSPF6_DEBUG_BROUTER_SPECIFIC_AREA; \
} while (0)
#define IS_OSPF6_DEBUG_BROUTER_SPECIFIC_AREA \
(conf_debug_ospf6_brouter & OSPF6_DEBUG_BROUTER_SPECIFIC_AREA)
#define IS_OSPF6_DEBUG_BROUTER_SPECIFIC_AREA_ID(area_id) \
(IS_OSPF6_DEBUG_BROUTER_SPECIFIC_AREA && \
conf_debug_ospf6_brouter_specific_area_id == (area_id))
/* Router-LSA */
struct ospf6_router_lsa
{
u_char bits;
u_char options[3];
/* followed by ospf6_router_lsdesc(s) */
};
/* Link State Description in Router-LSA */
struct ospf6_router_lsdesc
{
u_char type;
u_char reserved;
u_int16_t metric; /* output cost */
u_int32_t interface_id;
u_int32_t neighbor_interface_id;
u_int32_t neighbor_router_id;
};
#define OSPF6_ROUTER_LSDESC_POINTTOPOINT 1
#define OSPF6_ROUTER_LSDESC_TRANSIT_NETWORK 2
#define OSPF6_ROUTER_LSDESC_STUB_NETWORK 3
#define OSPF6_ROUTER_LSDESC_VIRTUAL_LINK 4
#define ROUTER_LSDESC_IS_TYPE(t,x) \
((((struct ospf6_router_lsdesc *)(x))->type == \
OSPF6_ROUTER_LSDESC_ ## t) ? 1 : 0)
#define ROUTER_LSDESC_GET_METRIC(x) \
(ntohs (((struct ospf6_router_lsdesc *)(x))->metric))
#define ROUTER_LSDESC_GET_IFID(x) \
(ntohl (((struct ospf6_router_lsdesc *)(x))->interface_id))
#define ROUTER_LSDESC_GET_NBR_IFID(x) \
(ntohl (((struct ospf6_router_lsdesc *)(x))->neighbor_interface_id))
#define ROUTER_LSDESC_GET_NBR_ROUTERID(x) \
(((struct ospf6_router_lsdesc *)(x))->neighbor_router_id)
/* Network-LSA */
struct ospf6_network_lsa
{
u_char reserved;
u_char options[3];
/* followed by ospf6_netowrk_lsd(s) */
};
/* Link State Description in Router-LSA */
struct ospf6_network_lsdesc
{
u_int32_t router_id;
};
#define NETWORK_LSDESC_GET_NBR_ROUTERID(x) \
(((struct ospf6_network_lsdesc *)(x))->router_id)
/* Link-LSA */
struct ospf6_link_lsa
{
u_char priority;
u_char options[3];
struct in6_addr linklocal_addr;
u_int32_t prefix_num;
/* followed by ospf6 prefix(es) */
};
/* Intra-Area-Prefix-LSA */
struct ospf6_intra_prefix_lsa
{
u_int16_t prefix_num;
u_int16_t ref_type;
u_int32_t ref_id;
u_int32_t ref_adv_router;
/* followed by ospf6 prefix(es) */
};
#define OSPF6_ROUTER_LSA_SCHEDULE(oa) \
do { \
if (! (oa)->thread_router_lsa) \
(oa)->thread_router_lsa = \
thread_add_event (master, ospf6_router_lsa_originate, oa, 0); \
} while (0)
#define OSPF6_NETWORK_LSA_SCHEDULE(oi) \
do { \
if (! (oi)->thread_network_lsa) \
(oi)->thread_network_lsa = \
thread_add_event (master, ospf6_network_lsa_originate, oi, 0); \
} while (0)
#define OSPF6_LINK_LSA_SCHEDULE(oi) \
do { \
if (! (oi)->thread_link_lsa) \
(oi)->thread_link_lsa = \
thread_add_event (master, ospf6_link_lsa_originate, oi, 0); \
} while (0)
#define OSPF6_INTRA_PREFIX_LSA_SCHEDULE_STUB(oa) \
do { \
if (! (oa)->thread_intra_prefix_lsa) \
(oa)->thread_intra_prefix_lsa = \
thread_add_event (master, ospf6_intra_prefix_lsa_originate_stub, \
oa, 0); \
} while (0)
#define OSPF6_INTRA_PREFIX_LSA_SCHEDULE_TRANSIT(oi) \
do { \
if (! (oi)->thread_intra_prefix_lsa) \
(oi)->thread_intra_prefix_lsa = \
thread_add_event (master, ospf6_intra_prefix_lsa_originate_transit, \
oi, 0); \
} while (0)
#define OSPF6_NETWORK_LSA_EXECUTE(oi) \
do { \
THREAD_OFF ((oi)->thread_network_lsa); \
thread_execute (master, ospf6_network_lsa_originate, oi, 0); \
} while (0)
#define OSPF6_INTRA_PREFIX_LSA_EXECUTE_TRANSIT(oi) \
do { \
THREAD_OFF ((oi)->thread_intra_prefix_lsa); \
thread_execute (master, ospf6_intra_prefix_lsa_originate_transit, oi, 0); \
} while (0)
/* Function Prototypes */
char *ospf6_router_lsdesc_lookup (u_char type, u_int32_t interface_id,
u_int32_t neighbor_interface_id,
u_int32_t neighbor_router_id,
struct ospf6_lsa *lsa);
char *ospf6_network_lsdesc_lookup (u_int32_t router_id,
struct ospf6_lsa *lsa);
int ospf6_router_lsa_originate (struct thread *);
int ospf6_network_lsa_originate (struct thread *);
int ospf6_link_lsa_originate (struct thread *);
int ospf6_intra_prefix_lsa_originate_transit (struct thread *);
int ospf6_intra_prefix_lsa_originate_stub (struct thread *);
void ospf6_intra_prefix_lsa_add (struct ospf6_lsa *lsa);
void ospf6_intra_prefix_lsa_remove (struct ospf6_lsa *lsa);
void ospf6_intra_route_calculation (struct ospf6_area *oa);
void ospf6_intra_brouter_calculation (struct ospf6_area *oa);
void ospf6_intra_init ();
int config_write_ospf6_debug_brouter (struct vty *vty);
void install_element_ospf6_debug_brouter ();
#endif /* OSPF6_LSA_H */
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