1 /* $OpenBSD: pfctl.h,v 1.43 2008/05/29 01:00:53 mcbride 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 */ 32 33 #ifndef _PFCTL_H_ 34 #define _PFCTL_H_ 35 36 enum pfctl_show { PFCTL_SHOW_RULES, PFCTL_SHOW_LABELS, PFCTL_SHOW_NOTHING }; 37 38 enum { PFRB_TABLES = 1, PFRB_TSTATS, PFRB_ADDRS, PFRB_ASTATS, 39 PFRB_IFACES, PFRB_TRANS, PFRB_MAX }; 40 struct pfr_buffer { 41 int pfrb_type; /* type of content, see enum above */ 42 int pfrb_size; /* number of objects in buffer */ 43 int pfrb_msize; /* maximum number of objects in buffer */ 44 void *pfrb_caddr; /* malloc'ated memory area */ 45 }; 46 #define PFRB_FOREACH(var, buf) \ 47 for ((var) = pfr_buf_next((buf), NULL); \ 48 (var) != NULL; \ 49 (var) = pfr_buf_next((buf), (var))) 50 51 int pfr_get_fd(void); 52 int pfr_clr_tables(struct pfr_table *, int *, int); 53 int pfr_add_tables(struct pfr_table *, int, int *, int); 54 int pfr_del_tables(struct pfr_table *, int, int *, int); 55 int pfr_get_tables(struct pfr_table *, struct pfr_table *, int *, int); 56 int pfr_get_tstats(struct pfr_table *, struct pfr_tstats *, int *, int); 57 int pfr_clr_tstats(struct pfr_table *, int, int *, int); 58 int pfr_clr_addrs(struct pfr_table *, int *, int); 59 int pfr_add_addrs(struct pfr_table *, struct pfr_addr *, int, int *, int); 60 int pfr_del_addrs(struct pfr_table *, struct pfr_addr *, int, int *, int); 61 int pfr_set_addrs(struct pfr_table *, struct pfr_addr *, int, int *, 62 int *, int *, int *, int); 63 int pfr_get_addrs(struct pfr_table *, struct pfr_addr *, int *, int); 64 int pfr_get_astats(struct pfr_table *, struct pfr_astats *, int *, int); 65 int pfr_tst_addrs(struct pfr_table *, struct pfr_addr *, int, int *, int); 66 int pfr_ina_define(struct pfr_table *, struct pfr_addr *, int, int *, 67 int *, int, int); 68 void pfr_buf_clear(struct pfr_buffer *); 69 int pfr_buf_add(struct pfr_buffer *, const void *); 70 const void *pfr_buf_next(struct pfr_buffer *, const void *); 71 int pfr_buf_grow(struct pfr_buffer *, int); 72 int pfr_buf_load(struct pfr_buffer *, char *, int, 73 int (*)(struct pfr_buffer *, char *, int)); 74 const char *pfr_strerror(int); 75 int pfi_get_ifaces(const char *, struct pfi_kif *, int *); 76 int pfi_clr_istats(const char *, int *, int); 77 78 void pfctl_print_title(const char *); 79 int pfctl_clear_tables(const char *, int); 80 int pfctl_show_tables(const char *, int); 81 int pfctl_command_tables(int, char *[], char *, const char *, char *, 82 const char *, int); 83 int pfctl_show_altq(int, const char *, int, int); 84 void warn_namespace_collision(const char *); 85 int pfctl_show_ifaces(const char *, int); 86 FILE *pfctl_fopen(const char *, const char *); 87 88 #ifndef DEFAULT_PRIORITY 89 #define DEFAULT_PRIORITY 1 90 #endif 91 92 #ifndef DEFAULT_QLIMIT 93 #define DEFAULT_QLIMIT 50 94 #endif 95 96 /* 97 * generalized service curve used for admission control 98 */ 99 struct segment { 100 LIST_ENTRY(segment) _next; 101 double x, y, d, m; 102 }; 103 104 extern int loadopt; 105 106 int check_commit_altq(int, int); 107 void pfaltq_store(struct pf_altq *); 108 struct pf_altq *pfaltq_lookup(const char *); 109 char *rate2str(double); 110 111 void print_addr(struct pf_addr_wrap *, sa_family_t, int); 112 void print_host(struct pf_addr *, u_int16_t p, sa_family_t, int); 113 void print_seq(struct pfsync_state_peer *); 114 void print_state(struct pfsync_state *, int); 115 int unmask(struct pf_addr *, sa_family_t); 116 117 int pfctl_cmdline_symset(char *); 118 int pfctl_add_trans(struct pfr_buffer *, int, const char *); 119 u_int32_t 120 pfctl_get_ticket(struct pfr_buffer *, int, const char *); 121 int pfctl_trans(int, struct pfr_buffer *, u_long, int); 122 123 #endif /* _PFCTL_H_ */ 124