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94f2b3923e
* (global) The great bgpd extern and static'ification. * bgp_routemap.c: remove unused ROUTE_MATCH_ASPATH_OLD code (route_set_metric_compile) fix u_int32_t to ULONG_MAX comparison warnings. * bgp_route.h: (bgp_process, bgp_withdraw, bgp_update) export these used by various files which had their own private declarations, in the case of mplsvpn - incorrect.
156 lines
4.5 KiB
C
156 lines
4.5 KiB
C
/* BGP Community list.
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Copyright (C) 1999 Kunihiro Ishiguro
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This file is part of GNU Zebra.
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GNU Zebra is free software; you can redistribute it and/or modify it
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under the terms of the GNU General Public License as published by the
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Free Software Foundation; either version 2, or (at your option) any
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later version.
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GNU Zebra is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GNU Zebra; see the file COPYING. If not, write to the Free
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Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
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02111-1307, USA. */
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#ifndef _QUAGGA_BGP_CLIST_H
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#define _QUAGGA_BGP_CLIST_H
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/* Master Community-list. */
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#define COMMUNITY_LIST_MASTER 0
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#define EXTCOMMUNITY_LIST_MASTER 1
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/* Community-list deny and permit. */
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#define COMMUNITY_DENY 0
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#define COMMUNITY_PERMIT 1
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/* Number and string based community-list name. */
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#define COMMUNITY_LIST_STRING 0
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#define COMMUNITY_LIST_NUMBER 1
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/* Community-list entry types. */
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#define COMMUNITY_LIST_STANDARD 0 /* Standard community-list. */
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#define COMMUNITY_LIST_EXPANDED 1 /* Expanded community-list. */
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#define EXTCOMMUNITY_LIST_STANDARD 2 /* Standard extcommunity-list. */
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#define EXTCOMMUNITY_LIST_EXPANDED 3 /* Expanded extcommunity-list. */
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/* Community-list. */
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struct community_list
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{
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/* Name of the community-list. */
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char *name;
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/* String or number. */
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int sort;
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/* Link to upper list. */
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struct community_list_list *parent;
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/* Linked list for other community-list. */
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struct community_list *next;
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struct community_list *prev;
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/* Community-list entry in this community-list. */
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struct community_entry *head;
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struct community_entry *tail;
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};
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/* Each entry in community-list. */
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struct community_entry
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{
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struct community_entry *next;
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struct community_entry *prev;
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/* Permit or deny. */
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u_char direct;
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/* Standard or expanded. */
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u_char style;
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/* Any match. */
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u_char any;
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/* Community structure. */
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union
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{
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struct community *com;
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struct ecommunity *ecom;
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} u;
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/* Configuration string. */
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char *config;
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/* Expanded community-list regular expression. */
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regex_t *reg;
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};
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/* Linked list of community-list. */
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struct community_list_list
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{
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struct community_list *head;
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struct community_list *tail;
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};
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/* Master structure of community-list and extcommunity-list. */
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struct community_list_master
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{
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struct community_list_list num;
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struct community_list_list str;
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};
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/* Community-list handler. community_list_init() returns this
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structure as handler. */
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struct community_list_handler
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{
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/* Community-list. */
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struct community_list_master community_list;
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/* Exteded community-list. */
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struct community_list_master extcommunity_list;
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};
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/* Error code of community-list. */
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#define COMMUNITY_LIST_ERR_CANT_FIND_LIST -1
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#define COMMUNITY_LIST_ERR_MALFORMED_VAL -2
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#define COMMUNITY_LIST_ERR_STANDARD_CONFLICT -3
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#define COMMUNITY_LIST_ERR_EXPANDED_CONFLICT -4
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/* Handler. */
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extern struct community_list_handler *bgp_clist;
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/* Prototypes. */
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extern struct community_list_handler *community_list_init (void);
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extern int community_list_set (struct community_list_handler *ch,
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const char *name, const char *str, int direct,
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int style);
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extern int community_list_unset (struct community_list_handler *ch,
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const char *name, const char *str,
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int direct, int style);
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extern int extcommunity_list_set (struct community_list_handler *ch,
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const char *name, const char *str,
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int direct, int style);
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extern int extcommunity_list_unset (struct community_list_handler *ch,
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const char *name, const char *str,
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int direct, int style);
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extern struct community_list_master *
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community_list_master_lookup (struct community_list_handler *, int);
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extern struct community_list *
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community_list_lookup (struct community_list_handler *, const char *, int);
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extern int community_list_match (struct community *, struct community_list *);
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extern int ecommunity_list_match (struct ecommunity *, struct community_list *);
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extern int community_list_exact_match (struct community *,
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struct community_list *);
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extern struct community *
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community_list_match_delete (struct community *, struct community_list *);
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#endif /* _QUAGGA_BGP_CLIST_H */
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