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1 /* BGP Large Communities Attribute.
3 * Copyright (C) 2016 Keyur Patel <keyur@arrcus.com>
5 * This file is part of FreeRangeRouting (FRR).
7 * FRR is free software; you can redistribute it and/or modify it under the
8 * terms of the GNU General Public License as published by the Free Software
9 * Foundation; either version 2, or (at your option) any later version.
11 * FRR is distributed in the hope that it will be useful, but WITHOUT ANY
12 * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
13 * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
16 * You should have received a copy of the GNU General Public License along
17 * with FRR; see the file COPYING. If not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
21 #ifndef _QUAGGA_BGP_LCOMMUNITY_H
22 #define _QUAGGA_BGP_LCOMMUNITY_H
24 /* Extended communities attribute string format. */
25 #define LCOMMUNITY_FORMAT_ROUTE_MAP 0
26 #define LCOMMUNITY_FORMAT_COMMUNITY_LIST 1
27 #define LCOMMUNITY_FORMAT_DISPLAY 2
29 /* Large Communities value is twelve octets long. */
30 #define LCOMMUNITY_SIZE 12
32 /* Large Communities attribute. */
35 /* Reference counter. */
38 /* Size of Extended Communities attribute. */
41 /* Extended Communities value. */
44 /* Human readable format string. */
48 /* Extended community value is eight octet. */
51 char val
[LCOMMUNITY_SIZE
];
54 #define lcom_length(X) ((X)->size * LCOMMUNITY_SIZE)
56 extern void lcommunity_init (void);
57 extern void lcommunity_finish (void);
58 extern void lcommunity_free (struct lcommunity
**);
59 extern struct lcommunity
*lcommunity_parse (u_int8_t
*, u_short
);
60 extern struct lcommunity
*lcommunity_dup (struct lcommunity
*);
61 extern struct lcommunity
*lcommunity_merge (struct lcommunity
*, struct lcommunity
*);
62 extern struct lcommunity
*lcommunity_uniq_sort (struct lcommunity
*);
63 extern struct lcommunity
*lcommunity_intern (struct lcommunity
*);
64 extern int lcommunity_cmp (const void *, const void *);
65 extern void lcommunity_unintern (struct lcommunity
**);
66 extern unsigned int lcommunity_hash_make (void *);
67 extern struct hash
*lcommunity_hash (void);
68 extern struct lcommunity
*lcommunity_str2com (const char *);
69 extern char *lcommunity_lcom2str (struct lcommunity
*, int);
70 extern int lcommunity_match (const struct lcommunity
*, const struct lcommunity
*);
71 extern char *lcommunity_str (struct lcommunity
*);
72 extern int lcommunity_include (struct lcommunity
*lcom
, u_char
*ptr
);
73 extern void lcommunity_del_val (struct lcommunity
*lcom
, u_char
*ptr
);
74 #endif /* _QUAGGA_BGP_LCOMMUNITY_H */