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- /* BGP Large Communities Attribute.
- Copyright (C) 2016 Keyur Patel <keyur@arrcus.com>
- This file is part of GNU Zebra.
- GNU Zebra is free software; you can redistribute it and/or modify it
- under the terms of the GNU General Public License as published by the
- Free Software Foundation; either version 2, or (at your option) any
- later version.
- GNU Zebra is distributed in the hope that it will be useful, but
- WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- General Public License for more details.
- You should have received a copy of the GNU General Public License
- along with GNU Zebra; see the file COPYING. If not, write to the Free
- Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
- 02111-1307, USA. */
- #ifndef _QUAGGA_BGP_LCOMMUNITY_H
- #define _QUAGGA_BGP_LCOMMUNITY_H
- /* Extended communities attribute string format. */
- #define LCOMMUNITY_FORMAT_ROUTE_MAP 0
- #define LCOMMUNITY_FORMAT_COMMUNITY_LIST 1
- #define LCOMMUNITY_FORMAT_DISPLAY 2
- /* Large Communities value is twelve octets long. */
- #define LCOMMUNITY_SIZE 12
- /* Large Communities attribute. */
- struct lcommunity
- {
- /* Reference counter. */
- unsigned long refcnt;
- /* Size of Extended Communities attribute. */
- int size;
- /* Extended Communities value. */
- u_int8_t *val;
- /* Human readable format string. */
- char *str;
- };
- /* Extended community value is eight octet. */
- struct lcommunity_val
- {
- char val[LCOMMUNITY_SIZE];
- };
- #define lcom_length(X) ((X)->size * LCOMMUNITY_SIZE)
- extern void lcommunity_init (void);
- extern void lcommunity_finish (void);
- extern void lcommunity_free (struct lcommunity **);
- extern struct lcommunity *lcommunity_parse (u_int8_t *, u_short);
- extern struct lcommunity *lcommunity_dup (struct lcommunity *);
- extern struct lcommunity *lcommunity_merge (struct lcommunity *, struct lcommunity *);
- extern struct lcommunity *lcommunity_uniq_sort (struct lcommunity *);
- extern struct lcommunity *lcommunity_intern (struct lcommunity *);
- extern int lcommunity_cmp (const void *, const void *);
- extern void lcommunity_unintern (struct lcommunity **);
- extern unsigned int lcommunity_hash_make (void *);
- extern struct hash *lcommunity_hash (void);
- extern struct lcommunity *lcommunity_str2com (const char *);
- extern char *lcommunity_lcom2str (struct lcommunity *, int);
- extern int lcommunity_match (const struct lcommunity *, const struct lcommunity *);
- extern char *lcommunity_str (struct lcommunity *);
- extern int lcommunity_include (struct lcommunity *lcom, u_char *ptr);
- extern void lcommunity_del_val (struct lcommunity *lcom, u_char *ptr);
- #endif /* _QUAGGA_BGP_LCOMMUNITY_H */
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