diff options
Diffstat (limited to 'ospf6d/ospf6_nssa.h')
| -rw-r--r-- | ospf6d/ospf6_nssa.h | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/ospf6d/ospf6_nssa.h b/ospf6d/ospf6_nssa.h new file mode 100644 index 0000000..a6bafe5 --- /dev/null +++ b/ospf6d/ospf6_nssa.h @@ -0,0 +1,61 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * OSPFv3 Not So Stubby Area implementation. + * + * Copyright (C) 2021 Kaushik Nath + * Copyright (C) 2021 Soman K.S + */ + +#ifndef OSPF6_NSSA_H +#define OSPF6_NSSA_H + +#define OSPF6_OPTION_NP 0x08 +#define OSPF6_LS_INFINITY 0xffffff + +#define OSPF6_OPT_N (1 << 3) /* Handling Type-7 LSA Capability */ + +#define OSPF6_DEBUG_NSSA 0x09 +/* Debug option */ +extern unsigned char config_debug_ospf6_nssa; + +#define OSPF6_DEBUG_NSSA_ON() (config_debug_ospf6_nssa = 1) +#define OSPF6_DEBUG_NSSA_OFF() (config_debug_ospf6_nssa = 0) +#define IS_OSPF6_DEBUG_NSSA config_debug_ospf6_nssa + +#define CHECK_LSA_TYPE_1_TO_5_OR_7(type) \ + ((type == OSPF6_ROUTER_LSA_MIN_SIZE) \ + || (type == OSPF6_NETWORK_LSA_MIN_SIZE) \ + || (type == OSPF6_LINK_LSA_MIN_SIZE) \ + || (type == OSPF6_INTRA_PREFIX_LSA_MIN_SIZE) \ + || (type == OSPF6_AS_NSSA_LSA)) + +#define OSPF6_LSA_APPROVED 0x08 +#define OSPF6_LSA_LOCAL_XLT 0x40 + +#define OSPF6_ABR_TASK_DELAY 5 + +int ospf6_area_nssa_no_summary_set(struct ospf6 *ospf6, struct in_addr area_id); +int ospf6_area_nssa_unset(struct ospf6 *ospf6, struct ospf6_area *area); +int ospf6_area_nssa_set(struct ospf6 *ospf6, struct ospf6_area *area); + +extern void ospf6_nssa_lsa_flush(struct ospf6 *ospf6, struct prefix_ipv6 *p); +extern struct ospf6_lsa *ospf6_translated_nssa_refresh(struct ospf6_area *oa, + struct ospf6_lsa *type7, + struct ospf6_lsa *type5); + +extern void ospf6_asbr_nssa_redist_task(struct ospf6 *ospf6); + +extern void ospf6_schedule_abr_task(struct ospf6 *ospf6); +extern void ospf6_area_nssa_update(struct ospf6_area *area); +void ospf6_asbr_prefix_readvertise(struct ospf6 *ospf6); +extern void ospf6_nssa_lsa_originate(struct ospf6_route *route, + struct ospf6_area *area, bool p_bit); +extern void install_element_ospf6_debug_nssa(void); +extern void ospf6_abr_nssa_type_7_defaults(struct ospf6 *osof6); +int ospf6_redistribute_check(struct ospf6 *ospf6, struct ospf6_route *route, + int type); +extern void ospf6_abr_check_translate_nssa(struct ospf6_area *area, + struct ospf6_lsa *lsa); +extern void ospf6_abr_nssa_check_status(struct ospf6 *ospf6); +extern void config_write_ospf6_debug_nssa(struct vty *vty); +#endif /* OSPF6_NSSA_H */ |