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1 /* Community attribute related functions.
2 * Copyright (C) 1998 Kunihiro Ishiguro
4 * This file is part of GNU Zebra.
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
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.
16 * You should have received a copy of the GNU General Public License along
17 * with this program; see the file COPYING; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
21 #ifndef _QUAGGA_BGP_COMMUNITY_H
22 #define _QUAGGA_BGP_COMMUNITY_H
26 /* Communities attribute. */
28 /* Reference count of communities value. */
31 /* Communities value size. */
34 /* Communities value. */
37 /* Communities as a json object */
40 /* String of community attribute. This sring is used by vty output
41 and expanded community-list for regular expression match. */
45 /* Well-known communities value. */
46 #define COMMUNITY_INTERNET 0x0
47 #define COMMUNITY_NO_EXPORT 0xFFFFFF01
48 #define COMMUNITY_NO_ADVERTISE 0xFFFFFF02
49 #define COMMUNITY_NO_EXPORT_SUBCONFED 0xFFFFFF03
50 #define COMMUNITY_LOCAL_AS 0xFFFFFF03
52 /* Macros of community attribute. */
53 #define com_length(X) ((X)->size * 4)
54 #define com_lastval(X) ((X)->val + (X)->size - 1)
55 #define com_nthval(X,n) ((X)->val + (n))
57 /* Prototypes of communities attribute functions. */
58 extern void community_init(void);
59 extern void community_finish(void);
60 extern void community_free(struct community
*);
61 extern struct community
*community_uniq_sort(struct community
*);
62 extern struct community
*community_parse(u_int32_t
*, u_short
);
63 extern struct community
*community_intern(struct community
*);
64 extern void community_unintern(struct community
**);
65 extern char *community_str(struct community
*);
66 extern unsigned int community_hash_make(struct community
*);
67 extern struct community
*community_str2com(const char *);
68 extern int community_match(const struct community
*, const struct community
*);
69 extern int community_cmp(const struct community
*, const struct community
*);
70 extern struct community
*community_merge(struct community
*,
72 extern struct community
*community_delete(struct community
*,
74 extern struct community
*community_dup(struct community
*);
75 extern int community_include(struct community
*, u_int32_t
);
76 extern void community_del_val(struct community
*, u_int32_t
*);
77 extern unsigned long community_count(void);
78 extern struct hash
*community_hash(void);
79 extern u_int32_t
community_val_get(struct community
*com
, int i
);
81 #endif /* _QUAGGA_BGP_COMMUNITY_H */