Annotation of embedaddon/quagga/isisd/isisd.h, revision 1.1.1.1
1.1 misho 1: /*
2: * IS-IS Rout(e)ing protocol - isisd.h
3: *
4: * Copyright (C) 2001,2002 Sampo Saaristo
5: * Tampere University of Technology
6: * Institute of Communications Engineering
7: *
8: * This program is free software; you can redistribute it and/or modify it
9: * under the terms of the GNU General Public Licenseas published by the Free
10: * Software Foundation; either version 2 of the License, or (at your option)
11: * any later version.
12: *
13: * This program is distributed in the hope that it will be useful,but WITHOUT
14: * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
15: * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
16: * more details.
17:
18: * You should have received a copy of the GNU General Public License along
19: * with this program; if not, write to the Free Software Foundation, Inc.,
20: * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
21: */
22:
23: #ifndef ISISD_H
24: #define ISISD_H
25:
26: #define ISISD_VERSION "0.0.7"
27:
28: /* uncomment if you are a developer in bug hunt */
29: /* #define EXTREME_DEBUG */
30: /* #define EXTREME_TLV_DEBUG */
31:
32: struct rmap
33: {
34: char *name;
35: struct route_map *map;
36: };
37:
38: struct isis
39: {
40: u_long process_id;
41: int sysid_set;
42: u_char sysid[ISIS_SYS_ID_LEN]; /* SystemID for this IS */
43: struct list *area_list; /* list of IS-IS areas */
44: struct list *init_circ_list;
45: struct list *nexthops; /* IPv4 next hops from this IS */
46: #ifdef HAVE_IPV6
47: struct list *nexthops6; /* IPv6 next hops from this IS */
48: #endif /* HAVE_IPV6 */
49: u_char max_area_addrs; /* maximumAreaAdresses */
50: struct area_addr *man_area_addrs; /* manualAreaAddresses */
51: u_int32_t debugs; /* bitmap for debug */
52: time_t uptime; /* when did we start */
53: struct thread *t_dync_clean; /* dynamic hostname cache cleanup thread */
54:
55: /* Redistributed external information. */
56: struct route_table *external_info[ZEBRA_ROUTE_MAX + 1];
57: /* Redistribute metric info. */
58: struct
59: {
60: int type; /* Internal or External */
61: int value; /* metric value */
62: } dmetric[ZEBRA_ROUTE_MAX + 1];
63:
64: struct
65: {
66: char *name;
67: struct route_map *map;
68: } rmap[ZEBRA_ROUTE_MAX + 1];
69: #ifdef HAVE_IPV6
70: struct
71: {
72: struct
73: {
74: char *name;
75: struct route_map *map;
76: } rmap[ZEBRA_ROUTE_MAX + 1];
77: } inet6_afmode;
78: #endif
79: };
80:
81: struct isis_area
82: {
83: struct isis *isis; /* back pointer */
84: dict_t *lspdb[ISIS_LEVELS]; /* link-state dbs */
85: struct isis_spftree *spftree[ISIS_LEVELS]; /* The v4 SPTs */
86: struct route_table *route_table[ISIS_LEVELS]; /* IPv4 routes */
87: #ifdef HAVE_IPV6
88: struct isis_spftree *spftree6[ISIS_LEVELS]; /* The v6 SPTs */
89: struct route_table *route_table6[ISIS_LEVELS]; /* IPv6 routes */
90: #endif
91: unsigned int min_bcast_mtu;
92: struct list *circuit_list; /* IS-IS circuits */
93: struct flags flags;
94: struct thread *t_tick; /* LSP walker */
95: struct thread *t_remove_aged;
96: struct thread *t_lsp_l1_regenerate;
97: struct thread *t_lsp_l2_regenerate;
98: int lsp_regenerate_pending[ISIS_LEVELS];
99: struct thread *t_lsp_refresh[ISIS_LEVELS];
100:
101: /*
102: * Configurables
103: */
104: struct isis_passwd area_passwd;
105: struct isis_passwd domain_passwd;
106: /* do we support dynamic hostnames? */
107: char dynhostname;
108: /* do we support new style metrics? */
109: char newmetric;
110: char oldmetric;
111: /* identifies the routing instance */
112: char *area_tag;
113: /* area addresses for this area */
114: struct list *area_addrs;
115: u_int16_t max_lsp_lifetime[ISIS_LEVELS];
116: char is_type; /* level-1 level-1-2 or level-2-only */
117: u_int16_t lsp_refresh[ISIS_LEVELS];
118: /* minimum time allowed before lsp retransmission */
119: u_int16_t lsp_gen_interval[ISIS_LEVELS];
120: /* min interval between between consequtive SPFs */
121: u_int16_t min_spf_interval[ISIS_LEVELS];
122: /* the percentage of LSP mtu size used, before generating a new frag */
123: int lsp_frag_threshold;
124: int ip_circuits;
125: #ifdef HAVE_IPV6
126: int ipv6_circuits;
127: #endif /* HAVE_IPV6 */
128: /* Counters */
129: u_int32_t circuit_state_changes;
130:
131: #ifdef TOPOLOGY_GENERATE
132: struct list *topology;
133: char topology_baseis[ISIS_SYS_ID_LEN]; /* IS for the first IS emulated. */
134: char *topology_basedynh; /* Dynamic hostname base. */
135: char top_params[200]; /* FIXME: what is reasonable? */
136: #endif /* TOPOLOGY_GENERATE */
137: };
138:
139: void isis_init (void);
140: struct isis_area *isis_area_lookup (const char *);
141:
142: #define DEBUG_ADJ_PACKETS (1<<0)
143: #define DEBUG_CHECKSUM_ERRORS (1<<1)
144: #define DEBUG_LOCAL_UPDATES (1<<2)
145: #define DEBUG_PROTOCOL_ERRORS (1<<3)
146: #define DEBUG_SNP_PACKETS (1<<4)
147: #define DEBUG_UPDATE_PACKETS (1<<5)
148: #define DEBUG_SPF_EVENTS (1<<6)
149: #define DEBUG_SPF_STATS (1<<7)
150: #define DEBUG_SPF_TRIGGERS (1<<8)
151: #define DEBUG_RTE_EVENTS (1<<9)
152: #define DEBUG_EVENTS (1<<10)
153: #define DEBUG_ZEBRA (1<<11)
154:
155: #endif /* ISISD_H */
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