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9e867fe663
- add privs support - use misc quagga's definitions - make it compile"able" - fix segfault cases related to hostname() - add debug isis xxx command This patch has been approved by Paul Jakma.
147 lines
4.9 KiB
C
147 lines
4.9 KiB
C
/*
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* IS-IS Rout(e)ing protocol - isisd.h
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*
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* Copyright (C) 2001,2002 Sampo Saaristo
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* Tampere University of Technology
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* Institute of Communications Engineering
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public Licenseas published by the Free
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* Software Foundation; either version 2 of the License, or (at your option)
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* any later version.
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*
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* This program is distributed in the hope that it will be useful,but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#ifndef ISISD_H
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#define ISISD_H
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#define ISISD_VERSION "0.0.7"
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/* uncomment if you are a developer in bug hunt */
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/* #define EXTREME_DEBUG */
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/* #define EXTREME_TLV_DEBUG */
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/* If you want topology stuff compiled in */
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/* #define TOPOLOGY_GENERATE */
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struct rmap{
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char *name;
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struct route_map *map;
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};
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struct isis
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{
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u_long process_id;
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int sysid_set;
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u_char sysid[ISIS_SYS_ID_LEN]; /* SystemID for this IS */
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struct list *area_list; /* list of IS-IS areas */
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struct list *init_circ_list;
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struct list *nexthops; /* IPv4 next hops from this IS */
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#ifdef HAVE_IPV6
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struct list *nexthops6; /* IPv6 next hops from this IS */
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#endif /* HAVE_IPV6 */
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u_char max_area_addrs; /* maximumAreaAdresses */
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struct area_addr *man_area_addrs; /* manualAreaAddresses */
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u_int32_t debugs; /* bitmap for debug */
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time_t uptime; /* when did we start */
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/* Redistributed external information. */
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struct route_table *external_info[ZEBRA_ROUTE_MAX + 1];
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/* Redistribute metric info. */
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struct {
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int type; /* Internal or External */
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int value; /* metric value */
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} dmetric [ZEBRA_ROUTE_MAX + 1];
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struct {
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char *name;
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struct route_map *map;
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} rmap [ZEBRA_ROUTE_MAX + 1];
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#ifdef HAVE_IPV6
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struct {
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struct {
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char *name;
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struct route_map *map;
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} rmap [ZEBRA_ROUTE_MAX + 1];
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} inet6_afmode;
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#endif
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};
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struct isis_area
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{
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struct isis *isis; /* back pointer */
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dict_t *lspdb[ISIS_LEVELS]; /* link-state dbs */
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struct isis_spftree *spftree[ISIS_LEVELS]; /* The v4 SPTs */
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struct route_table *route_table; /* IPv4 routes */
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#ifdef HAVE_IPV6
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struct isis_spftree *spftree6[ISIS_LEVELS]; /* The v4 SPTs */
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struct route_table *route_table6; /* IPv6 routes */
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#endif
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int min_bcast_mtu;
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struct list *circuit_list; /* IS-IS circuits */
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struct flags flags;
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struct thread *t_tick; /* LSP walker */
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struct thread *t_remove_aged;
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int lsp_regenerate_pending[ISIS_LEVELS];
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struct thread *t_lsp_refresh[ISIS_LEVELS];
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/*
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* Configurables
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*/
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struct isis_passwd area_passwd;
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struct isis_passwd domain_passwd;
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/* do we support dynamic hostnames? */
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char dynhostname;
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/* do we support new style metrics? */
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char newmetric;
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/* identifies the routing instance */
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char *area_tag;
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/* area addresses for this area */
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struct list *area_addrs;
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u_int16_t max_lsp_lifetime[ISIS_LEVELS];
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char is_type; /* level-1 level-1-2 or level-2-only */
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u_int16_t lsp_refresh[ISIS_LEVELS];
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/* minimum time allowed before lsp retransmission */
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u_int16_t lsp_gen_interval[ISIS_LEVELS];
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/* min interval between between consequtive SPFs */
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u_int16_t min_spf_interval[ISIS_LEVELS];
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/* the percentage of LSP mtu size used, before generating a new frag */
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int lsp_frag_threshold;
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int ip_circuits;
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#ifdef HAVE_IPV6
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int ipv6_circuits;
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#endif /* HAVE_IPV6 */
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/* Counters */
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u_int32_t circuit_state_changes;
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#ifdef TOPOLOGY_GENERATE
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struct list *topology;
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char topology_baseis[ISIS_SYS_ID_LEN]; /* is for the first is emulated */
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char top_params[200]; /* FIXME: what is reasonable? */
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#endif /* TOPOLOGY_GENERATE */
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};
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void isis_init(void);
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struct isis_area *isis_area_lookup (char *);
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#define DEBUG_ADJ_PACKETS (1<<0)
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#define DEBUG_CHECKSUM_ERRORS (1<<1)
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#define DEBUG_LOCAL_UPDATES (1<<2)
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#define DEBUG_PROTOCOL_ERRORS (1<<3)
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#define DEBUG_SNP_PACKETS (1<<4)
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#define DEBUG_UPDATE_PACKETS (1<<5)
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#define DEBUG_SPF_EVENTS (1<<6)
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#define DEBUG_SPF_STATS (1<<7)
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#define DEBUG_SPF_TRIGGERS (1<<8)
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#define DEBUG_RTE_EVENTS (1<<9)
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#define DEBUG_EVENTS (1<<10)
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#endif /* ISISD_H */
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