diff options
Diffstat (limited to 'isisd/isisd.h')
| -rw-r--r-- | isisd/isisd.h | 240 |
1 files changed, 119 insertions, 121 deletions
diff --git a/isisd/isisd.h b/isisd/isisd.h index e1d3a69f8d..c3a7fc7dd5 100644 --- a/isisd/isisd.h +++ b/isisd/isisd.h @@ -1,22 +1,22 @@ /* - * IS-IS Rout(e)ing protocol - isisd.h + * IS-IS Rout(e)ing protocol - isisd.h * * 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 - * with this program; if not, write to the Free Software Foundation, Inc., + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ @@ -39,106 +39,108 @@ /* #define EXTREME_DEBUG */ /* #define EXTREME_TLV_DEBUG */ -struct isis -{ - u_long process_id; - int sysid_set; - u_char sysid[ISIS_SYS_ID_LEN]; /* SystemID for this IS */ - u_int32_t router_id; /* Router ID from zebra */ - struct list *area_list; /* list of IS-IS areas */ - struct list *init_circ_list; - struct list *nexthops; /* IPv4 next hops from this IS */ - struct list *nexthops6; /* IPv6 next hops from this IS */ - u_char max_area_addrs; /* maximumAreaAdresses */ - struct area_addr *man_area_addrs; /* manualAreaAddresses */ - u_int32_t debugs; /* bitmap for debug */ - time_t uptime; /* when did we start */ - struct thread *t_dync_clean; /* dynamic hostname cache cleanup thread */ - - struct route_table *ext_info[REDIST_PROTOCOL_COUNT]; - - QOBJ_FIELDS +struct isis { + u_long process_id; + int sysid_set; + u_char sysid[ISIS_SYS_ID_LEN]; /* SystemID for this IS */ + u_int32_t router_id; /* Router ID from zebra */ + struct list *area_list; /* list of IS-IS areas */ + struct list *init_circ_list; + struct list *nexthops; /* IPv4 next hops from this IS */ + struct list *nexthops6; /* IPv6 next hops from this IS */ + u_char max_area_addrs; /* maximumAreaAdresses */ + struct area_addr *man_area_addrs; /* manualAreaAddresses */ + u_int32_t debugs; /* bitmap for debug */ + time_t uptime; /* when did we start */ + struct thread *t_dync_clean; /* dynamic hostname cache cleanup thread */ + + struct route_table *ext_info[REDIST_PROTOCOL_COUNT]; + + QOBJ_FIELDS }; extern struct isis *isis; DECLARE_QOBJ_TYPE(isis_area) -struct isis_area -{ - struct isis *isis; /* back pointer */ - dict_t *lspdb[ISIS_LEVELS]; /* link-state dbs */ - struct isis_spftree *spftree[ISIS_LEVELS]; /* The v4 SPTs */ - struct route_table *route_table[ISIS_LEVELS]; /* IPv4 routes */ - struct isis_spftree *spftree6[ISIS_LEVELS]; /* The v6 SPTs */ - struct route_table *route_table6[ISIS_LEVELS]; /* IPv6 routes */ +struct isis_area { + struct isis *isis; /* back pointer */ + dict_t *lspdb[ISIS_LEVELS]; /* link-state dbs */ + struct isis_spftree *spftree[ISIS_LEVELS]; /* The v4 SPTs */ + struct route_table *route_table[ISIS_LEVELS]; /* IPv4 routes */ + struct isis_spftree *spftree6[ISIS_LEVELS]; /* The v6 SPTs */ + struct route_table *route_table6[ISIS_LEVELS]; /* IPv6 routes */ + /* $FRR indent$ */ +/* clang-format off */ #define DEFAULT_LSP_MTU 1497 - unsigned int lsp_mtu; /* Size of LSPs to generate */ - struct list *circuit_list; /* IS-IS circuits */ - struct flags flags; - struct thread *t_tick; /* LSP walker */ - struct thread *t_lsp_refresh[ISIS_LEVELS]; - /* t_lsp_refresh is used in two ways: - * a) regular refresh of LSPs - * b) (possibly throttled) updates to LSPs - * - * The lsp_regenerate_pending flag tracks whether the timer is active - * for the a) or the b) case. - * - * It is of utmost importance to clear this flag when the timer is - * rescheduled for normal refresh, because otherwise, updates will - * be delayed until the next regular refresh. - */ - int lsp_regenerate_pending[ISIS_LEVELS]; - - /* - * Configurables - */ - struct isis_passwd area_passwd; - struct isis_passwd domain_passwd; - /* do we support dynamic hostnames? */ - char dynhostname; - /* do we support new style metrics? */ - char newmetric; - char oldmetric; - /* identifies the routing instance */ - char *area_tag; - /* area addresses for this area */ - struct list *area_addrs; - u_int16_t max_lsp_lifetime[ISIS_LEVELS]; - char is_type; /* level-1 level-1-2 or level-2-only */ - /* are we overloaded? */ - char overload_bit; - /* L1/L2 router identifier for inter-area traffic */ - char attached_bit; - u_int16_t lsp_refresh[ISIS_LEVELS]; - /* minimum time allowed before lsp retransmission */ - u_int16_t lsp_gen_interval[ISIS_LEVELS]; - /* min interval between between consequtive SPFs */ - u_int16_t min_spf_interval[ISIS_LEVELS]; - /* the percentage of LSP mtu size used, before generating a new frag */ - int lsp_frag_threshold; - int ip_circuits; - /* logging adjacency changes? */ - u_char log_adj_changes; - int ipv6_circuits; - /* Counters */ - u_int32_t circuit_state_changes; - struct isis_redist redist_settings[REDIST_PROTOCOL_COUNT] - [ZEBRA_ROUTE_MAX + 1][ISIS_LEVELS]; - struct route_table *ext_reach[REDIST_PROTOCOL_COUNT][ISIS_LEVELS]; - - struct spf_backoff *spf_delay_ietf[ISIS_LEVELS]; /*Structure with IETF SPF algo parameters*/ - struct thread *spf_timer[ISIS_LEVELS]; - - QOBJ_FIELDS + unsigned int lsp_mtu; /* Size of LSPs to generate */ + struct list *circuit_list; /* IS-IS circuits */ + struct flags flags; + struct thread *t_tick; /* LSP walker */ + struct thread *t_lsp_refresh[ISIS_LEVELS]; + /* t_lsp_refresh is used in two ways: + * a) regular refresh of LSPs + * b) (possibly throttled) updates to LSPs + * + * The lsp_regenerate_pending flag tracks whether the timer is active + * for the a) or the b) case. + * + * It is of utmost importance to clear this flag when the timer is + * rescheduled for normal refresh, because otherwise, updates will + * be delayed until the next regular refresh. + */ + int lsp_regenerate_pending[ISIS_LEVELS]; + + /* + * Configurables + */ + struct isis_passwd area_passwd; + struct isis_passwd domain_passwd; + /* do we support dynamic hostnames? */ + char dynhostname; + /* do we support new style metrics? */ + char newmetric; + char oldmetric; + /* identifies the routing instance */ + char *area_tag; + /* area addresses for this area */ + struct list *area_addrs; + u_int16_t max_lsp_lifetime[ISIS_LEVELS]; + char is_type; /* level-1 level-1-2 or level-2-only */ + /* are we overloaded? */ + char overload_bit; + /* L1/L2 router identifier for inter-area traffic */ + char attached_bit; + u_int16_t lsp_refresh[ISIS_LEVELS]; + /* minimum time allowed before lsp retransmission */ + u_int16_t lsp_gen_interval[ISIS_LEVELS]; + /* min interval between between consequtive SPFs */ + u_int16_t min_spf_interval[ISIS_LEVELS]; + /* the percentage of LSP mtu size used, before generating a new frag */ + int lsp_frag_threshold; + int ip_circuits; + /* logging adjacency changes? */ + u_char log_adj_changes; + int ipv6_circuits; + /* Counters */ + u_int32_t circuit_state_changes; + struct isis_redist redist_settings[REDIST_PROTOCOL_COUNT] + [ZEBRA_ROUTE_MAX + 1][ISIS_LEVELS]; + struct route_table *ext_reach[REDIST_PROTOCOL_COUNT][ISIS_LEVELS]; + + struct spf_backoff *spf_delay_ietf[ISIS_LEVELS]; /*Structure with IETF + SPF algo + parameters*/ + struct thread *spf_timer[ISIS_LEVELS]; + + QOBJ_FIELDS }; DECLARE_QOBJ_TYPE(isis_area) -void isis_init (void); +void isis_init(void); void isis_new(unsigned long); struct isis_area *isis_area_create(const char *); -struct isis_area *isis_area_lookup (const char *); -int isis_area_get (struct vty *vty, const char *area_tag); +struct isis_area *isis_area_lookup(const char *); +int isis_area_get(struct vty *vty, const char *area_tag); void print_debug(struct vty *, int, int); void isis_area_overload_bit_set(struct isis_area *area, bool overload_bit); @@ -149,16 +151,16 @@ void isis_area_metricstyle_set(struct isis_area *area, bool old_metric, void isis_area_lsp_mtu_set(struct isis_area *area, unsigned int lsp_mtu); void isis_area_is_type_set(struct isis_area *area, int is_type); void isis_area_max_lsp_lifetime_set(struct isis_area *area, int level, - uint16_t max_lsp_lifetime); + uint16_t max_lsp_lifetime); void isis_area_lsp_refresh_set(struct isis_area *area, int level, uint16_t lsp_refresh); /* IS_LEVEL_1 sets area_passwd, IS_LEVEL_2 domain_passwd */ -int isis_area_passwd_unset (struct isis_area *area, int level); -int isis_area_passwd_cleartext_set (struct isis_area *area, int level, - const char *passwd, u_char snp_auth); -int isis_area_passwd_hmac_md5_set (struct isis_area *area, int level, - const char *passwd, u_char snp_auth); -void isis_vty_init (void); +int isis_area_passwd_unset(struct isis_area *area, int level); +int isis_area_passwd_cleartext_set(struct isis_area *area, int level, + const char *passwd, u_char snp_auth); +int isis_area_passwd_hmac_md5_set(struct isis_area *area, int level, + const char *passwd, u_char snp_auth); +void isis_vty_init(void); /* Master of threads. */ extern struct thread_master *master; @@ -179,21 +181,17 @@ extern struct thread_master *master; #define DEBUG_LSP_GEN (1<<13) #define DEBUG_LSP_SCHED (1<<14) -#define lsp_debug(...) \ - do \ - { \ - if (isis->debugs & DEBUG_LSP_GEN) \ - zlog_debug(__VA_ARGS__); \ - } \ - while (0) - -#define sched_debug(...) \ - do \ - { \ - if (isis->debugs & DEBUG_LSP_SCHED) \ - zlog_debug(__VA_ARGS__); \ - } \ - while (0) +#define lsp_debug(...) \ + do { \ + if (isis->debugs & DEBUG_LSP_GEN) \ + zlog_debug(__VA_ARGS__); \ + } while (0) + +#define sched_debug(...) \ + do { \ + if (isis->debugs & DEBUG_LSP_SCHED) \ + zlog_debug(__VA_ARGS__); \ + } while (0) #define DEBUG_TE (1<<13) |