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1 /* BGP Large Communities Attribute.
3 * Copyright (C) 2016 Keyur Patel <keyur@arrcus.com>
5 * This file is part of FRRouting (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 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_LCOMMUNITY_H
22 #define _QUAGGA_BGP_LCOMMUNITY_H
25 #include "bgpd/bgp_route.h"
26 #include "bgpd/bgp_clist.h"
28 /* Large Communities value is twelve octets long. */
29 #define LCOMMUNITY_SIZE 12
31 /* Large Communities attribute. */
33 /* Reference counter. */
36 /* Size of Extended Communities attribute. */
39 /* Large Communities value. */
42 /* Large Communities as a json object */
45 /* Human readable format string. */
49 /* Large community value is 12 octets. */
50 struct lcommunity_val
{
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(uint8_t *, unsigned short);
60 extern struct lcommunity
*lcommunity_dup(struct lcommunity
*);
61 extern struct lcommunity
*lcommunity_merge(struct lcommunity
*,
63 extern struct lcommunity
*lcommunity_uniq_sort(struct lcommunity
*);
64 extern struct lcommunity
*lcommunity_intern(struct lcommunity
*);
65 extern bool lcommunity_cmp(const void *arg1
, const void *arg2
);
66 extern void lcommunity_unintern(struct lcommunity
**);
67 extern unsigned int lcommunity_hash_make(const void *);
68 extern struct hash
*lcommunity_hash(void);
69 extern struct lcommunity
*lcommunity_str2com(const char *);
70 extern bool lcommunity_match(const struct lcommunity
*,
71 const struct lcommunity
*);
72 extern char *lcommunity_str(struct lcommunity
*, bool make_json
);
73 extern bool lcommunity_include(struct lcommunity
*lcom
, uint8_t *ptr
);
74 extern void lcommunity_del_val(struct lcommunity
*lcom
, uint8_t *ptr
);
76 extern void bgp_compute_aggregate_lcommunity(
77 struct bgp_aggregate
*aggregate
,
78 struct lcommunity
*lcommunity
);
80 extern void bgp_compute_aggregate_lcommunity_hash(
81 struct bgp_aggregate
*aggregate
,
82 struct lcommunity
*lcommunity
);
83 extern void bgp_compute_aggregate_lcommunity_val(
84 struct bgp_aggregate
*aggregate
);
86 extern void bgp_remove_lcommunity_from_aggregate(
87 struct bgp_aggregate
*aggregate
,
88 struct lcommunity
*lcommunity
);
89 extern void bgp_remove_lcomm_from_aggregate_hash(
90 struct bgp_aggregate
*aggregate
,
91 struct lcommunity
*lcommunity
);
92 extern void bgp_aggr_lcommunity_remove(void *arg
);
94 #endif /* _QUAGGA_BGP_LCOMMUNITY_H */