diff options
Diffstat (limited to 'isisd/isis_adjacency.h')
| -rw-r--r-- | isisd/isis_adjacency.h | 153 |
1 files changed, 74 insertions, 79 deletions
diff --git a/isisd/isis_adjacency.h b/isisd/isis_adjacency.h index a81797bb1e..9f4af1b45d 100644 --- a/isisd/isis_adjacency.h +++ b/isisd/isis_adjacency.h @@ -1,20 +1,20 @@ /* - * IS-IS Rout(e)ing protocol - isis_adjacency.h + * IS-IS Rout(e)ing protocol - isis_adjacency.h * IS-IS adjacency handling * * Copyright (C) 2001,2002 Sampo Saaristo - * Tampere University of Technology + * Tampere University of Technology * Institute of Communications Engineering * * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public Licenseas published by the Free - * Software Foundation; either version 2 of the License, or (at your option) + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public Licenseas published by the Free + * Software Foundation; either version 2 of the License, or (at your option) * any later version. * - * This program 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 + * This program 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 @@ -25,95 +25,90 @@ #ifndef _ZEBRA_ISIS_ADJACENCY_H #define _ZEBRA_ISIS_ADJACENCY_H -enum isis_adj_usage -{ - ISIS_ADJ_NONE, - ISIS_ADJ_LEVEL1, - ISIS_ADJ_LEVEL2, - ISIS_ADJ_LEVEL1AND2 +enum isis_adj_usage { + ISIS_ADJ_NONE, + ISIS_ADJ_LEVEL1, + ISIS_ADJ_LEVEL2, + ISIS_ADJ_LEVEL1AND2 }; -enum isis_system_type -{ - ISIS_SYSTYPE_UNKNOWN, - ISIS_SYSTYPE_ES, - ISIS_SYSTYPE_IS, - ISIS_SYSTYPE_L1_IS, - ISIS_SYSTYPE_L2_IS +enum isis_system_type { + ISIS_SYSTYPE_UNKNOWN, + ISIS_SYSTYPE_ES, + ISIS_SYSTYPE_IS, + ISIS_SYSTYPE_L1_IS, + ISIS_SYSTYPE_L2_IS }; -enum isis_adj_state -{ - ISIS_ADJ_UNKNOWN, - ISIS_ADJ_INITIALIZING, - ISIS_ADJ_UP, - ISIS_ADJ_DOWN +enum isis_adj_state { + ISIS_ADJ_UNKNOWN, + ISIS_ADJ_INITIALIZING, + ISIS_ADJ_UP, + ISIS_ADJ_DOWN }; /* * we use the following codes to give an indication _why_ * a specific adjacency is up or down */ -enum isis_adj_updown_reason -{ - ISIS_ADJ_REASON_SEENSELF, - ISIS_ADJ_REASON_AREA_MISMATCH, - ISIS_ADJ_REASON_HOLDTIMER_EXPIRED, - ISIS_ADJ_REASON_AUTH_FAILED, - ISIS_ADJ_REASON_CHECKSUM_FAILED +enum isis_adj_updown_reason { + ISIS_ADJ_REASON_SEENSELF, + ISIS_ADJ_REASON_AREA_MISMATCH, + ISIS_ADJ_REASON_HOLDTIMER_EXPIRED, + ISIS_ADJ_REASON_AUTH_FAILED, + ISIS_ADJ_REASON_CHECKSUM_FAILED }; #define DIS_RECORDS 8 /* keep the last 8 DIS state changes on record */ -struct isis_dis_record -{ - int dis; /* is our neighbor the DIS ? */ - time_t last_dis_change; /* timestamp for last dis change */ +struct isis_dis_record { + int dis; /* is our neighbor the DIS ? */ + time_t last_dis_change; /* timestamp for last dis change */ }; -struct isis_adjacency -{ - u_char snpa[ETH_ALEN]; /* NeighbourSNPAAddress */ - u_char sysid[ISIS_SYS_ID_LEN]; /* neighbourSystemIdentifier */ - u_char lanid[ISIS_SYS_ID_LEN + 1]; /* LAN id on bcast circuits */ - int dischanges[ISIS_LEVELS]; /* how many DIS changes ? */ - /* an array of N levels for M records */ - struct isis_dis_record dis_record[DIS_RECORDS * ISIS_LEVELS]; - enum isis_adj_state adj_state; /* adjacencyState */ - enum isis_adj_usage adj_usage; /* adjacencyUsage */ - struct list *area_addrs; /* areaAdressesOfNeighbour */ - struct nlpids nlpids; /* protocols spoken ... */ - struct list *ipv4_addrs; - struct in_addr router_address; - struct list *ipv6_addrs; - struct in6_addr router_address6; - u_char prio[ISIS_LEVELS]; /* priorityOfNeighbour for DIS */ - int circuit_t; /* from hello PDU hdr */ - int level; /* level (1 or 2) */ - enum isis_system_type sys_type; /* neighbourSystemType */ - u_int16_t hold_time; /* entryRemainingTime */ - u_int32_t last_upd; - u_int32_t last_flap; /* last time the adj flapped */ - int flaps; /* number of adjacency flaps */ - struct thread *t_expire; /* expire after hold_time */ - struct isis_circuit *circuit; /* back pointer */ - uint16_t *mt_set; /* Topologies this adjacency is valid for */ - unsigned int mt_count; /* Number of entries in mt_set */ +struct isis_adjacency { + u_char snpa[ETH_ALEN]; /* NeighbourSNPAAddress */ + u_char sysid[ISIS_SYS_ID_LEN]; /* neighbourSystemIdentifier */ + u_char lanid[ISIS_SYS_ID_LEN + 1]; /* LAN id on bcast circuits */ + int dischanges[ISIS_LEVELS]; /* how many DIS changes ? */ + /* an array of N levels for M records */ + struct isis_dis_record dis_record[DIS_RECORDS * ISIS_LEVELS]; + enum isis_adj_state adj_state; /* adjacencyState */ + enum isis_adj_usage adj_usage; /* adjacencyUsage */ + struct list *area_addrs; /* areaAdressesOfNeighbour */ + struct nlpids nlpids; /* protocols spoken ... */ + struct list *ipv4_addrs; + struct in_addr router_address; + struct list *ipv6_addrs; + struct in6_addr router_address6; + u_char prio[ISIS_LEVELS]; /* priorityOfNeighbour for DIS */ + int circuit_t; /* from hello PDU hdr */ + int level; /* level (1 or 2) */ + enum isis_system_type sys_type; /* neighbourSystemType */ + u_int16_t hold_time; /* entryRemainingTime */ + u_int32_t last_upd; + u_int32_t last_flap; /* last time the adj flapped */ + int flaps; /* number of adjacency flaps */ + struct thread *t_expire; /* expire after hold_time */ + struct isis_circuit *circuit; /* back pointer */ + uint16_t *mt_set; /* Topologies this adjacency is valid for */ + unsigned int mt_count; /* Number of entries in mt_set */ }; -struct isis_adjacency *isis_adj_lookup (const u_char * sysid, struct list *adjdb); -struct isis_adjacency *isis_adj_lookup_snpa (const u_char * ssnpa, - struct list *adjdb); -struct isis_adjacency *isis_new_adj (const u_char * id, const u_char * snpa, int level, - struct isis_circuit *circuit); -void isis_delete_adj (void *adj); -void isis_adj_state_change (struct isis_adjacency *adj, - enum isis_adj_state state, const char *reason); -void isis_adj_print (struct isis_adjacency *adj); -int isis_adj_expire (struct thread *thread); -void isis_adj_print_vty (struct isis_adjacency *adj, struct vty *vty, char detail); -void isis_adj_build_neigh_list (struct list *adjdb, struct list *list); -void isis_adj_build_up_list (struct list *adjdb, struct list *list); +struct isis_adjacency *isis_adj_lookup(const u_char *sysid, struct list *adjdb); +struct isis_adjacency *isis_adj_lookup_snpa(const u_char *ssnpa, + struct list *adjdb); +struct isis_adjacency *isis_new_adj(const u_char *id, const u_char *snpa, + int level, struct isis_circuit *circuit); +void isis_delete_adj(void *adj); +void isis_adj_state_change(struct isis_adjacency *adj, + enum isis_adj_state state, const char *reason); +void isis_adj_print(struct isis_adjacency *adj); +int isis_adj_expire(struct thread *thread); +void isis_adj_print_vty(struct isis_adjacency *adj, struct vty *vty, + char detail); +void isis_adj_build_neigh_list(struct list *adjdb, struct list *list); +void isis_adj_build_up_list(struct list *adjdb, struct list *list); int isis_adj_usage2levels(enum isis_adj_usage usage); #endif /* ISIS_ADJACENCY_H */ |