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09c7f23869
We used to expand the $nr macro in labels into the rule number prior to the optimisation step. This would occasionally produce incorrect rule numbers in the labels. Delay all macro expansion until after the optimisation step to ensure that we expand the correct values. MFC after: 1 week Reported by: Özkan KIRIK <ozkan.kirik@gmail.com> Differential Revision: https://reviews.freebsd.org/D32488
146 lines
5.3 KiB
C
146 lines
5.3 KiB
C
/* $OpenBSD: pfctl.h,v 1.42 2007/12/05 12:01:47 chl Exp $ */
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/*-
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* SPDX-License-Identifier: BSD-2-Clause
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*
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* Copyright (c) 2001 Daniel Hartmeier
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* - Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* - Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following
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* disclaimer in the documentation and/or other materials provided
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* with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#ifndef _PFCTL_H_
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#define _PFCTL_H_
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#include <libpfctl.h>
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enum pfctl_show { PFCTL_SHOW_RULES, PFCTL_SHOW_LABELS, PFCTL_SHOW_NOTHING };
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enum { PFRB_TABLES = 1, PFRB_TSTATS, PFRB_ADDRS, PFRB_ASTATS,
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PFRB_IFACES, PFRB_TRANS, PFRB_MAX };
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struct pfr_buffer {
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int pfrb_type; /* type of content, see enum above */
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int pfrb_size; /* number of objects in buffer */
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int pfrb_msize; /* maximum number of objects in buffer */
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void *pfrb_caddr; /* malloc'ated memory area */
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};
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#define PFRB_FOREACH(var, buf) \
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for ((var) = pfr_buf_next((buf), NULL); \
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(var) != NULL; \
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(var) = pfr_buf_next((buf), (var)))
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int pfr_get_fd(void);
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int pfr_clr_tables(struct pfr_table *, int *, int);
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int pfr_add_tables(struct pfr_table *, int, int *, int);
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int pfr_del_tables(struct pfr_table *, int, int *, int);
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int pfr_get_tables(struct pfr_table *, struct pfr_table *, int *, int);
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int pfr_get_tstats(struct pfr_table *, struct pfr_tstats *, int *, int);
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int pfr_clr_tstats(struct pfr_table *, int, int *, int);
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int pfr_clr_addrs(struct pfr_table *, int *, int);
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int pfr_add_addrs(struct pfr_table *, struct pfr_addr *, int, int *, int);
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int pfr_del_addrs(struct pfr_table *, struct pfr_addr *, int, int *, int);
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int pfr_set_addrs(struct pfr_table *, struct pfr_addr *, int, int *,
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int *, int *, int *, int);
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int pfr_get_addrs(struct pfr_table *, struct pfr_addr *, int *, int);
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int pfr_get_astats(struct pfr_table *, struct pfr_astats *, int *, int);
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int pfr_tst_addrs(struct pfr_table *, struct pfr_addr *, int, int *, int);
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int pfr_ina_define(struct pfr_table *, struct pfr_addr *, int, int *,
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int *, int, int);
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void pfr_buf_clear(struct pfr_buffer *);
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int pfr_buf_add(struct pfr_buffer *, const void *);
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void *pfr_buf_next(struct pfr_buffer *, const void *);
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int pfr_buf_grow(struct pfr_buffer *, int);
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int pfr_buf_load(struct pfr_buffer *, char *, int,
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int (*)(struct pfr_buffer *, char *, int));
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char *pfr_strerror(int);
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int pfi_get_ifaces(const char *, struct pfi_kif *, int *);
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int pfi_clr_istats(const char *, int *, int);
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void pfctl_print_title(char *);
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int pfctl_clear_tables(const char *, int);
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int pfctl_show_tables(const char *, int);
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int pfctl_command_tables(int, char *[], char *, const char *, char *,
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const char *, int);
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int pfctl_show_altq(int, const char *, int, int);
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void warn_namespace_collision(const char *);
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int pfctl_show_ifaces(const char *, int);
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FILE *pfctl_fopen(const char *, const char *);
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#ifdef __FreeBSD__
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extern int altqsupport;
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extern int dummynetsupport;
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#define HTONL(x) (x) = htonl((__uint32_t)(x))
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#endif
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#ifndef DEFAULT_PRIORITY
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#define DEFAULT_PRIORITY 1
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#endif
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#ifndef DEFAULT_QLIMIT
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#define DEFAULT_QLIMIT 50
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#endif
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/*
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* generalized service curve used for admission control
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*/
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struct segment {
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LIST_ENTRY(segment) _next;
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double x, y, d, m;
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};
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extern int loadopt;
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int check_commit_altq(int, int);
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void pfaltq_store(struct pf_altq *);
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char *rate2str(double);
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void print_addr(struct pf_addr_wrap *, sa_family_t, int);
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void print_host(struct pf_addr *, u_int16_t p, sa_family_t, int);
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void print_seq(struct pfctl_state_peer *);
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void print_state(struct pfctl_state *, int);
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int unmask(struct pf_addr *, sa_family_t);
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int pfctl_cmdline_symset(char *);
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int pfctl_add_trans(struct pfr_buffer *, int, const char *);
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u_int32_t
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pfctl_get_ticket(struct pfr_buffer *, int, const char *);
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int pfctl_trans(int, struct pfr_buffer *, u_long, int);
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int pf_get_ruleset_number(u_int8_t);
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void pf_init_ruleset(struct pfctl_ruleset *);
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int pfctl_anchor_setup(struct pfctl_rule *,
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const struct pfctl_ruleset *, const char *);
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void pf_remove_if_empty_ruleset(struct pfctl_ruleset *);
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struct pfctl_ruleset *pf_find_ruleset(const char *);
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struct pfctl_ruleset *pf_find_or_create_ruleset(const char *);
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void expand_label(char *, size_t, struct pfctl_rule *);
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const char *pfctl_proto2name(int);
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#endif /* _PFCTL_H_ */
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