1/* $OpenBSD: pfctl.h,v 1.40 2007/02/09 11:25:27 henning Exp $ */
2
3/*
4 * Copyright (c) 2001 Daniel Hartmeier
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 *
11 * - Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 * - Redistributions in binary form must reproduce the above
14 * copyright notice, this list of conditions and the following
15 * disclaimer in the documentation and/or other materials provided
16 * with the distribution.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
21 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
22 * COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
23 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
24 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
25 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
26 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
28 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29 * POSSIBILITY OF SUCH DAMAGE.
30 *
31 * $FreeBSD: head/contrib/pf/pfctl/pfctl.h 171172 2007-07-03 12:30:03Z mlaier $
32 */
33
34#ifndef _PFCTL_H_
35#define _PFCTL_H_
36
37enum pfctl_show { PFCTL_SHOW_RULES, PFCTL_SHOW_LABELS, PFCTL_SHOW_NOTHING };
38
39enum { PFRB_TABLES = 1, PFRB_TSTATS, PFRB_ADDRS, PFRB_ASTATS,
40 PFRB_IFACES, PFRB_TRANS, PFRB_MAX };
41struct pfr_buffer {
42 int pfrb_type; /* type of content, see enum above */
43 int pfrb_size; /* number of objects in buffer */
44 int pfrb_msize; /* maximum number of objects in buffer */
45 void *pfrb_caddr; /* malloc'ated memory area */
46};
47#define PFRB_FOREACH(var, buf) \
48 for ((var) = pfr_buf_next((buf), NULL); \
49 (var) != NULL; \
50 (var) = pfr_buf_next((buf), (var)))
51
52void pfr_set_fd(int);
53int pfr_get_fd(void);
54int pfr_clr_tables(struct pfr_table *, int *, int);
55int pfr_add_tables(struct pfr_table *, int, int *, int);
56int pfr_del_tables(struct pfr_table *, int, int *, int);
57int pfr_get_tables(struct pfr_table *, struct pfr_table *, int *, int);
58int pfr_get_tstats(struct pfr_table *, struct pfr_tstats *, int *, int);
59int pfr_clr_tstats(struct pfr_table *, int, int *, int);
60int pfr_clr_addrs(struct pfr_table *, int *, int);
61int pfr_add_addrs(struct pfr_table *, struct pfr_addr *, int, int *, int);
62int pfr_del_addrs(struct pfr_table *, struct pfr_addr *, int, int *, int);
63int pfr_set_addrs(struct pfr_table *, struct pfr_addr *, int, int *,
64 int *, int *, int *, int);
65int pfr_get_addrs(struct pfr_table *, struct pfr_addr *, int *, int);
66int pfr_get_astats(struct pfr_table *, struct pfr_astats *, int *, int);
67int pfr_clr_astats(struct pfr_table *, struct pfr_addr *, int, int *, int);
68int pfr_tst_addrs(struct pfr_table *, struct pfr_addr *, int, int *, int);
69int pfr_set_tflags(struct pfr_table *, int, int, int, int *, int *, int);
70int pfr_ina_define(struct pfr_table *, struct pfr_addr *, int, int *,
71 int *, int, int);
72void pfr_buf_clear(struct pfr_buffer *);
73int pfr_buf_add(struct pfr_buffer *, const void *);
74void *pfr_buf_next(struct pfr_buffer *, const void *);
75int pfr_buf_grow(struct pfr_buffer *, int);
76int pfr_buf_load(struct pfr_buffer *, char *, int,
77 int (*)(struct pfr_buffer *, char *, int));
78char *pfr_strerror(int);
79int pfi_get_ifaces(const char *, struct pfi_kif *, int *);
80int pfi_clr_istats(const char *, int *, int);
81
82void pfctl_print_title(char *);
83int pfctl_clear_tables(const char *, int);
84int pfctl_show_tables(const char *, int);
85int pfctl_command_tables(int, char *[], char *, const char *, char *,
86 const char *, int);
87int pfctl_show_altq(int, const char *, int, int);
88void warn_namespace_collision(const char *);
89int pfctl_show_ifaces(const char *, int);
90FILE *pfctl_fopen(const char *, const char *);
91
92#ifdef __FreeBSD__
93extern int altqsupport;
94#endif
95
96#ifndef DEFAULT_PRIORITY
97#define DEFAULT_PRIORITY 1
98#endif
99
100#ifndef DEFAULT_QLIMIT
101#define DEFAULT_QLIMIT 50
102#endif
103
104/*
105 * generalized service curve used for admission control
106 */
107struct segment {
108 LIST_ENTRY(segment) _next;
109 double x, y, d, m;
110};
111
112extern int loadopt;
113
114int check_commit_altq(int, int);
115void pfaltq_store(struct pf_altq *);
116struct pf_altq *pfaltq_lookup(const char *);
117char *rate2str(double);
118
119void print_addr(struct pf_addr_wrap *, sa_family_t, int);
120void print_host(struct pf_state_host *, sa_family_t, int);
121void print_seq(struct pf_state_peer *);
122void print_state(struct pf_state *, int);
123int unmask(struct pf_addr *, sa_family_t);
124
125int pfctl_cmdline_symset(char *);
126int pfctl_add_trans(struct pfr_buffer *, int, const char *);
127u_int32_t
128 pfctl_get_ticket(struct pfr_buffer *, int, const char *);
129int pfctl_trans(int, struct pfr_buffer *, u_long, int);
130
131#endif /* _PFCTL_H_ */