1 /* $OpenBSD: pfctl.h,v 1.42 2007/12/05 12:01:47 chl Exp $ */ 2 3 /*- 4 * SPDX-License-Identifier: BSD-2-Clause 5 * 6 * Copyright (c) 2001 Daniel Hartmeier 7 * All rights reserved. 8 * 9 * Redistribution and use in source and binary forms, with or without 10 * modification, are permitted provided that the following conditions 11 * are met: 12 * 13 * - Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * - Redistributions in binary form must reproduce the above 16 * copyright notice, this list of conditions and the following 17 * disclaimer in the documentation and/or other materials provided 18 * with the distribution. 19 * 20 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 21 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 22 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 23 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE 24 * COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, 25 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 26 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 27 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER 28 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN 30 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 31 * POSSIBILITY OF SUCH DAMAGE. 32 * 33 * $FreeBSD$ 34 */ 35 36 #ifndef _PFCTL_H_ 37 #define _PFCTL_H_ 38 39 enum pfctl_show { PFCTL_SHOW_RULES, PFCTL_SHOW_LABELS, PFCTL_SHOW_NOTHING }; 40 41 enum { PFRB_TABLES = 1, PFRB_TSTATS, PFRB_ADDRS, PFRB_ASTATS, 42 PFRB_IFACES, PFRB_TRANS, PFRB_MAX }; 43 struct pfr_buffer { 44 int pfrb_type; /* type of content, see enum above */ 45 int pfrb_size; /* number of objects in buffer */ 46 int pfrb_msize; /* maximum number of objects in buffer */ 47 void *pfrb_caddr; /* malloc'ated memory area */ 48 }; 49 #define PFRB_FOREACH(var, buf) \ 50 for ((var) = pfr_buf_next((buf), NULL); \ 51 (var) != NULL; \ 52 (var) = pfr_buf_next((buf), (var))) 53 54 int pfr_get_fd(void); 55 int pfr_clr_tables(struct pfr_table *, int *, int); 56 int pfr_add_tables(struct pfr_table *, int, int *, int); 57 int pfr_del_tables(struct pfr_table *, int, int *, int); 58 int pfr_get_tables(struct pfr_table *, struct pfr_table *, int *, int); 59 int pfr_get_tstats(struct pfr_table *, struct pfr_tstats *, int *, int); 60 int pfr_clr_tstats(struct pfr_table *, int, int *, int); 61 int pfr_clr_addrs(struct pfr_table *, int *, int); 62 int pfr_add_addrs(struct pfr_table *, struct pfr_addr *, int, int *, int); 63 int pfr_del_addrs(struct pfr_table *, struct pfr_addr *, int, int *, int); 64 int pfr_set_addrs(struct pfr_table *, struct pfr_addr *, int, int *, 65 int *, int *, int *, int); 66 int pfr_get_addrs(struct pfr_table *, struct pfr_addr *, int *, int); 67 int pfr_get_astats(struct pfr_table *, struct pfr_astats *, int *, int); 68 int pfr_tst_addrs(struct pfr_table *, struct pfr_addr *, int, int *, int); 69 int pfr_ina_define(struct pfr_table *, struct pfr_addr *, int, int *, 70 int *, int, int); 71 void pfr_buf_clear(struct pfr_buffer *); 72 int pfr_buf_add(struct pfr_buffer *, const void *); 73 void *pfr_buf_next(struct pfr_buffer *, const void *); 74 int pfr_buf_grow(struct pfr_buffer *, int); 75 int pfr_buf_load(struct pfr_buffer *, char *, int, 76 int (*)(struct pfr_buffer *, char *, int)); 77 char *pfr_strerror(int); 78 int pfi_get_ifaces(const char *, struct pfi_kif *, int *); 79 int pfi_clr_istats(const char *, int *, int); 80 81 void pfctl_print_title(char *); 82 int pfctl_clear_tables(const char *, int); 83 int pfctl_show_tables(const char *, int); 84 int pfctl_command_tables(int, char *[], char *, const char *, char *, 85 const char *, int); 86 int pfctl_show_altq(int, const char *, int, int); 87 void warn_namespace_collision(const char *); 88 int pfctl_show_ifaces(const char *, int); 89 FILE *pfctl_fopen(const char *, const char *); 90 91 #ifdef __FreeBSD__ 92 extern int altqsupport; 93 extern int dummynetsupport; 94 #define HTONL(x) (x) = htonl((__uint32_t)(x)) 95 #endif 96 97 #ifndef DEFAULT_PRIORITY 98 #define DEFAULT_PRIORITY 1 99 #endif 100 101 #ifndef DEFAULT_QLIMIT 102 #define DEFAULT_QLIMIT 50 103 #endif 104 105 /* 106 * generalized service curve used for admission control 107 */ 108 struct segment { 109 LIST_ENTRY(segment) _next; 110 double x, y, d, m; 111 }; 112 113 extern int loadopt; 114 115 int check_commit_altq(int, int); 116 void pfaltq_store(struct pf_altq *); 117 char *rate2str(double); 118 119 void print_addr(struct pf_addr_wrap *, sa_family_t, int); 120 void print_host(struct pf_addr *, u_int16_t p, sa_family_t, int); 121 void print_seq(struct pfsync_state_peer *); 122 void print_state(struct pfsync_state *, int); 123 int unmask(struct pf_addr *, sa_family_t); 124 125 int pfctl_cmdline_symset(char *); 126 int pfctl_add_trans(struct pfr_buffer *, int, const char *); 127 u_int32_t 128 pfctl_get_ticket(struct pfr_buffer *, int, const char *); 129 int pfctl_trans(int, struct pfr_buffer *, u_long, int); 130 131 #endif /* _PFCTL_H_ */ 132