99 lines
3.3 KiB
C
99 lines
3.3 KiB
C
/* $NetBSD: npf.h,v 1.1 2011/02/02 02:20:25 rmind Exp $ */
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/*-
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* Copyright (c) 2011 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This material is based upon work partially supported by The
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* NetBSD Foundation under a contract with Mindaugas Rasiukevicius.
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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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* 1. 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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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN 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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#ifndef _NPF_LIB_H_
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#define _NPF_LIB_H_
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#include <sys/types.h>
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#include <net/npf.h>
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#ifdef _NPF_TESTING
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#include "testing.h"
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#endif
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__BEGIN_DECLS
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struct nl_config;
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struct nl_rule;
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struct nl_rproc;
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struct nl_table;
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typedef struct nl_config nl_config_t;
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typedef struct nl_rule nl_rule_t;
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typedef struct nl_rproc nl_rproc_t;
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typedef struct nl_table nl_table_t;
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typedef struct nl_rule nl_nat_t;
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#define NPF_CODE_NCODE 1
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#define NPF_CODE_BPF 2
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#define NPF_PRI_NEXT (-1)
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#define NPF_MAX_TABLE_ID (16)
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nl_config_t * npf_config_create(void);
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int npf_config_submit(nl_config_t *, int);
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void npf_config_destroy(nl_config_t *);
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nl_rule_t * npf_rule_create(const char *, uint32_t, u_int);
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int npf_rule_setcode(nl_rule_t *, int, const void *, size_t);
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int npf_rule_setproc(nl_config_t *, nl_rule_t *, const char *);
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bool npf_rule_exists_p(nl_config_t *, const char *);
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int npf_rule_insert(nl_config_t *, nl_rule_t *, nl_rule_t *, pri_t);
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void npf_rule_destroy(nl_rule_t *);
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nl_rproc_t * npf_rproc_create(const char *);
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bool npf_rproc_exists_p(nl_config_t *, const char *);
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int npf_rproc_insert(nl_config_t *, nl_rproc_t *);
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#ifdef _NPF_PRIVATE
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int _npf_rproc_setnorm(nl_rproc_t *, bool, bool, int, int);
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int _npf_rproc_setlog(nl_rproc_t *, u_int);
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#endif
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nl_nat_t * npf_nat_create(int, int, u_int, npf_addr_t *, int, in_port_t);
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int npf_nat_insert(nl_config_t *, nl_nat_t *, pri_t);
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nl_table_t * npf_table_create(int, int);
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int npf_table_add_entry(nl_table_t *, in_addr_t, in_addr_t);
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bool npf_table_exists_p(nl_config_t *, u_int);
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int npf_table_insert(nl_config_t *, nl_table_t *);
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void npf_table_destroy(nl_table_t *);
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int npf_update_rule(int, char *, nl_rule_t *);
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int npf_sessions_send(int, const char *);
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int npf_sessions_recv(int, const char *);
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__END_DECLS
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#endif /* _NPF_LIB_H_ */
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