lib/plist.h

   1 /*
   2  * Prefix list functions.
   3  * Copyright (C) 1999 Kunihiro Ishiguro
   4  *
   5  * This file is part of GNU Zebra.
   6  *
   7  * GNU Zebra is free software; you can redistribute it and/or modify
   8  * it under the terms of the GNU General Public License as published
   9  * by the Free Software Foundation; either version 2, or (at your
  10  * option) any later version.
  11  *
  12  * GNU Zebra is distributed in the hope that it will be useful, but
  13  * WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15  * General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU General Public License along
  18  * with this program; see the file COPYING; if not, write to the Free Software
  19  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
  20  */
  21
  22 #ifndef _QUAGGA_PLIST_H
  23 #define _QUAGGA_PLIST_H
  24
  25 #include <zebra.h>
  26
  27 #include "stream.h"
  28 #include "vty.h"
  29
  30 #ifdef __cplusplus
  31 extern "C" {
  32 #endif
  33
  34 enum prefix_list_type {
  35         PREFIX_DENY,
  36         PREFIX_PERMIT,
  37 };
  38
  39 struct prefix_list;
  40
  41 struct orf_prefix {
  42         uint32_t seq;
  43         uint8_t ge;
  44         uint8_t le;
  45         struct prefix p;
  46 };
  47
  48 /* Prototypes. */
  49 extern void prefix_list_init(void);
  50 extern void prefix_list_reset(void);
  51 extern void prefix_list_add_hook(void (*func)(struct prefix_list *));
  52 extern void prefix_list_delete_hook(void (*func)(struct prefix_list *));
  53
  54 extern const char *prefix_list_name(struct prefix_list *);
  55 extern afi_t prefix_list_afi(struct prefix_list *);
  56 extern struct prefix_list *prefix_list_lookup(afi_t, const char *);
  57
  58 /*
  59  * prefix_list_apply_which_prefix
  60  *
  61  * Allow calling function to learn which prefix
  62  * caused the DENY or PERMIT.
  63  *
  64  * If no pointer is sent in, do not return anything.
  65  * If it is a empty plist return a NULL pointer.
  66  */
  67 extern enum prefix_list_type
  68 prefix_list_apply_which_prefix(struct prefix_list *plist,
  69                                const struct prefix **which,
  70                                const void *object);
  71 #define prefix_list_apply(A, B) prefix_list_apply_which_prefix((A), NULL, (B))
  72
  73 extern struct prefix_list *prefix_bgp_orf_lookup(afi_t, const char *);
  74 extern struct stream *prefix_bgp_orf_entry(struct stream *,
  75                                            struct prefix_list *, uint8_t,
  76                                            uint8_t, uint8_t);
  77 extern int prefix_bgp_orf_set(char *, afi_t, struct orf_prefix *, int, int);
  78 extern void prefix_bgp_orf_remove_all(afi_t, char *);
  79 extern int prefix_bgp_show_prefix_list(struct vty *vty, afi_t afi, char *name,
  80                                        bool use_json);
  81
  82 #ifdef __cplusplus
  83 }
  84 #endif
  85
  86 #endif /* _QUAGGA_PLIST_H */