Return to bgp_community.h CVS log

Up to [ELWIX - Embedded LightWeight unIX -] / embedaddon / quagga / bgpd

Annotation of embedaddon/quagga/bgpd/bgp_community.h, revision 1.1.1.1

1.1       misho       1: /* Community attribute related functions.
                      2:    Copyright (C) 1998 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_COMMUNITY_H
                     22: #define _QUAGGA_BGP_COMMUNITY_H
                     23: 
                     24: /* Communities attribute.  */
                     25: struct community 
                     26: {
                     27:   /* Reference count of communities value.  */
                     28:   unsigned long refcnt;
                     29: 
                     30:   /* Communities value size.  */
                     31:   int size;
                     32: 
                     33:   /* Communities value.  */
                     34:   u_int32_t *val;
                     35: 
                     36:   /* String of community attribute.  This sring is used by vty output
                     37:      and expanded community-list for regular expression match.  */
                     38:   char *str;
                     39: };
                     40: 
                     41: /* Well-known communities value.  */
                     42: #define COMMUNITY_INTERNET              0x0
                     43: #define COMMUNITY_NO_EXPORT             0xFFFFFF01
                     44: #define COMMUNITY_NO_ADVERTISE          0xFFFFFF02
                     45: #define COMMUNITY_NO_EXPORT_SUBCONFED   0xFFFFFF03
                     46: #define COMMUNITY_LOCAL_AS              0xFFFFFF03
                     47: 
                     48: /* Macros of community attribute.  */
                     49: #define com_length(X)    ((X)->size * 4)
                     50: #define com_lastval(X)   ((X)->val + (X)->size - 1)
                     51: #define com_nthval(X,n)  ((X)->val + (n))
                     52: 
                     53: /* Prototypes of communities attribute functions.  */
                     54: extern void community_init (void);
                     55: extern void community_finish (void);
                     56: extern void community_free (struct community *);
                     57: extern struct community *community_uniq_sort (struct community *);
                     58: extern struct community *community_parse (u_int32_t *, u_short);
                     59: extern struct community *community_intern (struct community *);
                     60: extern void community_unintern (struct community **);
                     61: extern char *community_str (struct community *);
                     62: extern unsigned int community_hash_make (struct community *);
                     63: extern struct community *community_str2com (const char *);
                     64: extern int community_match (const struct community *, const struct community *);
                     65: extern int community_cmp (const struct community *, const struct community *);
                     66: extern struct community *community_merge (struct community *, struct community *);
                     67: extern struct community *community_delete (struct community *, struct community *);
                     68: extern struct community *community_dup (struct community *);
                     69: extern int community_include (struct community *, u_int32_t);
                     70: extern void community_del_val (struct community *, u_int32_t *);
                     71: extern unsigned long community_count (void);
                     72: extern struct hash *community_hash (void);
                     73: 
                     74: #endif /* _QUAGGA_BGP_COMMUNITY_H */