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718e3744 | 1 | /* |
2 | * Route filtering function. | |
3 | * Copyright (C) 1998 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 | * | |
896014f4 DL |
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 | |
718e3744 | 20 | */ |
21 | ||
22 | #ifndef _ZEBRA_FILTER_H | |
23 | #define _ZEBRA_FILTER_H | |
24 | ||
25 | #include "if.h" | |
26 | ||
45a8eba9 RW |
27 | /* Maximum ACL name length */ |
28 | #define ACL_NAMSIZ 128 | |
29 | ||
039f3a34 DS |
30 | /* Filter direction. */ |
31 | #define FILTER_IN 0 | |
32 | #define FILTER_OUT 1 | |
33 | #define FILTER_MAX 2 | |
34 | ||
718e3744 | 35 | /* Filter type is made by `permit', `deny' and `dynamic'. */ |
d62a17ae | 36 | enum filter_type { FILTER_DENY, FILTER_PERMIT, FILTER_DYNAMIC }; |
718e3744 | 37 | |
d62a17ae | 38 | enum access_type { ACCESS_TYPE_STRING, ACCESS_TYPE_NUMBER }; |
718e3744 | 39 | |
40 | /* Access list */ | |
d62a17ae | 41 | struct access_list { |
42 | char *name; | |
43 | char *remark; | |
718e3744 | 44 | |
d62a17ae | 45 | struct access_master *master; |
718e3744 | 46 | |
d62a17ae | 47 | enum access_type type; |
718e3744 | 48 | |
d62a17ae | 49 | struct access_list *next; |
50 | struct access_list *prev; | |
718e3744 | 51 | |
d62a17ae | 52 | struct filter *head; |
53 | struct filter *tail; | |
718e3744 | 54 | }; |
55 | ||
56 | /* Prototypes for access-list. */ | |
d62a17ae | 57 | extern void access_list_init(void); |
58 | extern void access_list_reset(void); | |
59 | extern void access_list_add_hook(void (*func)(struct access_list *)); | |
60 | extern void access_list_delete_hook(void (*func)(struct access_list *)); | |
61 | extern struct access_list *access_list_lookup(afi_t, const char *); | |
62 | extern enum filter_type access_list_apply(struct access_list *, void *); | |
718e3744 | 63 | |
64 | #endif /* _ZEBRA_FILTER_H */ |