Annotation of embedaddon/quagga/bgpd/bgp_clist.h, revision 1.1
1.1 ! misho 1: /* BGP Community list.
! 2: Copyright (C) 1999 Kunihiro Ishiguro
! 3:
! 4: This file is part of GNU Zebra.
! 5:
! 6: GNU Zebra is free software; you can redistribute it and/or modify it
! 7: under the terms of the GNU General Public License as published by the
! 8: Free Software Foundation; either version 2, or (at your option) any
! 9: later version.
! 10:
! 11: GNU Zebra is distributed in the hope that it will be useful, but
! 12: WITHOUT ANY WARRANTY; without even the implied warranty of
! 13: MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
! 14: General Public License for more details.
! 15:
! 16: You should have received a copy of the GNU General Public License
! 17: along with GNU Zebra; see the file COPYING. If not, write to the Free
! 18: Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
! 19: 02111-1307, USA. */
! 20:
! 21: #ifndef _QUAGGA_BGP_CLIST_H
! 22: #define _QUAGGA_BGP_CLIST_H
! 23:
! 24: /* Master Community-list. */
! 25: #define COMMUNITY_LIST_MASTER 0
! 26: #define EXTCOMMUNITY_LIST_MASTER 1
! 27:
! 28: /* Community-list deny and permit. */
! 29: #define COMMUNITY_DENY 0
! 30: #define COMMUNITY_PERMIT 1
! 31:
! 32: /* Number and string based community-list name. */
! 33: #define COMMUNITY_LIST_STRING 0
! 34: #define COMMUNITY_LIST_NUMBER 1
! 35:
! 36: /* Community-list entry types. */
! 37: #define COMMUNITY_LIST_STANDARD 0 /* Standard community-list. */
! 38: #define COMMUNITY_LIST_EXPANDED 1 /* Expanded community-list. */
! 39: #define EXTCOMMUNITY_LIST_STANDARD 2 /* Standard extcommunity-list. */
! 40: #define EXTCOMMUNITY_LIST_EXPANDED 3 /* Expanded extcommunity-list. */
! 41:
! 42: /* Community-list. */
! 43: struct community_list
! 44: {
! 45: /* Name of the community-list. */
! 46: char *name;
! 47:
! 48: /* String or number. */
! 49: int sort;
! 50:
! 51: /* Link to upper list. */
! 52: struct community_list_list *parent;
! 53:
! 54: /* Linked list for other community-list. */
! 55: struct community_list *next;
! 56: struct community_list *prev;
! 57:
! 58: /* Community-list entry in this community-list. */
! 59: struct community_entry *head;
! 60: struct community_entry *tail;
! 61: };
! 62:
! 63: /* Each entry in community-list. */
! 64: struct community_entry
! 65: {
! 66: struct community_entry *next;
! 67: struct community_entry *prev;
! 68:
! 69: /* Permit or deny. */
! 70: u_char direct;
! 71:
! 72: /* Standard or expanded. */
! 73: u_char style;
! 74:
! 75: /* Any match. */
! 76: u_char any;
! 77:
! 78: /* Community structure. */
! 79: union
! 80: {
! 81: struct community *com;
! 82: struct ecommunity *ecom;
! 83: } u;
! 84:
! 85: /* Configuration string. */
! 86: char *config;
! 87:
! 88: /* Expanded community-list regular expression. */
! 89: regex_t *reg;
! 90: };
! 91:
! 92: /* Linked list of community-list. */
! 93: struct community_list_list
! 94: {
! 95: struct community_list *head;
! 96: struct community_list *tail;
! 97: };
! 98:
! 99: /* Master structure of community-list and extcommunity-list. */
! 100: struct community_list_master
! 101: {
! 102: struct community_list_list num;
! 103: struct community_list_list str;
! 104: };
! 105:
! 106: /* Community-list handler. community_list_init() returns this
! 107: structure as handler. */
! 108: struct community_list_handler
! 109: {
! 110: /* Community-list. */
! 111: struct community_list_master community_list;
! 112:
! 113: /* Exteded community-list. */
! 114: struct community_list_master extcommunity_list;
! 115: };
! 116:
! 117: /* Error code of community-list. */
! 118: #define COMMUNITY_LIST_ERR_CANT_FIND_LIST -1
! 119: #define COMMUNITY_LIST_ERR_MALFORMED_VAL -2
! 120: #define COMMUNITY_LIST_ERR_STANDARD_CONFLICT -3
! 121: #define COMMUNITY_LIST_ERR_EXPANDED_CONFLICT -4
! 122:
! 123: /* Handler. */
! 124: extern struct community_list_handler *bgp_clist;
! 125:
! 126: /* Prototypes. */
! 127: extern struct community_list_handler *community_list_init (void);
! 128: extern void community_list_terminate (struct community_list_handler *);
! 129:
! 130: extern int community_list_set (struct community_list_handler *ch,
! 131: const char *name, const char *str, int direct,
! 132: int style);
! 133: extern int community_list_unset (struct community_list_handler *ch,
! 134: const char *name, const char *str,
! 135: int direct, int style);
! 136: extern int extcommunity_list_set (struct community_list_handler *ch,
! 137: const char *name, const char *str,
! 138: int direct, int style);
! 139: extern int extcommunity_list_unset (struct community_list_handler *ch,
! 140: const char *name, const char *str,
! 141: int direct, int style);
! 142:
! 143: extern struct community_list_master *
! 144: community_list_master_lookup (struct community_list_handler *, int);
! 145:
! 146: extern struct community_list *
! 147: community_list_lookup (struct community_list_handler *, const char *, int);
! 148:
! 149: extern int community_list_match (struct community *, struct community_list *);
! 150: extern int ecommunity_list_match (struct ecommunity *, struct community_list *);
! 151: extern int community_list_exact_match (struct community *,
! 152: struct community_list *);
! 153: extern struct community *
! 154: community_list_match_delete (struct community *, struct community_list *);
! 155:
! 156: #endif /* _QUAGGA_BGP_CLIST_H */
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