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npf_var.h revision 1.2.2.4
      1  1.2.2.4  yamt /*	$NetBSD: npf_var.h,v 1.2.2.4 2013/01/16 05:34:10 yamt Exp $	*/
      2  1.2.2.2  yamt 
      3  1.2.2.2  yamt /*-
      4  1.2.2.2  yamt  * Copyright (c) 2011-2012 The NetBSD Foundation, Inc.
      5  1.2.2.2  yamt  * All rights reserved.
      6  1.2.2.2  yamt  *
      7  1.2.2.2  yamt  * This code is derived from software contributed to The NetBSD Foundation
      8  1.2.2.2  yamt  * by Christos Zoulas.
      9  1.2.2.2  yamt  *
     10  1.2.2.2  yamt  * Redistribution and use in source and binary forms, with or without
     11  1.2.2.2  yamt  * modification, are permitted provided that the following conditions
     12  1.2.2.2  yamt  * are met:
     13  1.2.2.2  yamt  * 1. Redistributions of source code must retain the above copyright
     14  1.2.2.2  yamt  *    notice, this list of conditions and the following disclaimer.
     15  1.2.2.2  yamt  * 2. Redistributions in binary form must reproduce the above copyright
     16  1.2.2.2  yamt  *    notice, this list of conditions and the following disclaimer in the
     17  1.2.2.2  yamt  *    documentation and/or other materials provided with the distribution.
     18  1.2.2.2  yamt  *
     19  1.2.2.2  yamt  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     20  1.2.2.2  yamt  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     21  1.2.2.2  yamt  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     22  1.2.2.2  yamt  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     23  1.2.2.2  yamt  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     24  1.2.2.2  yamt  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     25  1.2.2.2  yamt  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     26  1.2.2.2  yamt  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     27  1.2.2.2  yamt  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     28  1.2.2.2  yamt  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     29  1.2.2.2  yamt  * POSSIBILITY OF SUCH DAMAGE.
     30  1.2.2.2  yamt  */
     31  1.2.2.2  yamt 
     32  1.2.2.2  yamt #ifndef _NPF_VAR_H_
     33  1.2.2.2  yamt #define _NPF_VAR_H_
     34  1.2.2.2  yamt 
     35  1.2.2.2  yamt #define	NPFVAR_STRING		0
     36  1.2.2.2  yamt #define	NPFVAR_IDENTIFIER	1
     37  1.2.2.2  yamt #define	NPFVAR_VAR_ID		2
     38  1.2.2.3  yamt #define	NPFVAR_NUM		3
     39  1.2.2.3  yamt #define	NPFVAR_PORT_RANGE	4
     40  1.2.2.2  yamt 
     41  1.2.2.2  yamt /* Note: primitive types are equivalent. */
     42  1.2.2.3  yamt #define	NPFVAR_PRIM		NPFVAR_PORT_RANGE
     43  1.2.2.3  yamt #define	NPFVAR_TYPE(x)		(((x) > NPFVAR_PRIM) ? (x) : 0)
     44  1.2.2.2  yamt 
     45  1.2.2.2  yamt #define	NPFVAR_TABLE		5
     46  1.2.2.2  yamt #define	NPFVAR_FAM		6
     47  1.2.2.3  yamt #define	NPFVAR_PROC		7
     48  1.2.2.3  yamt #define	NPFVAR_PROC_PARAM	8
     49  1.2.2.3  yamt #define	NPFVAR_TCPFLAG		9
     50  1.2.2.3  yamt #define	NPFVAR_ICMP		10
     51  1.2.2.3  yamt #define	NPFVAR_ICMP6		11
     52  1.2.2.4  yamt #define	NPFVAR_INTERFACE	12
     53  1.2.2.2  yamt 
     54  1.2.2.2  yamt #ifdef _NPFVAR_PRIVATE
     55  1.2.2.2  yamt static const char *npfvar_types[ ] = {
     56  1.2.2.3  yamt 	[NPFVAR_STRING]		= "string",
     57  1.2.2.3  yamt 	[NPFVAR_IDENTIFIER]	= "identifier",
     58  1.2.2.3  yamt 	[NPFVAR_VAR_ID]		= "variable-id",
     59  1.2.2.3  yamt 	[NPFVAR_NUM]		= "number",
     60  1.2.2.3  yamt 	[NPFVAR_PORT_RANGE]	= "port-range",
     61  1.2.2.3  yamt 	[NPFVAR_TABLE]		= "table",
     62  1.2.2.3  yamt 	[NPFVAR_FAM]		= "family-address-mask",
     63  1.2.2.3  yamt 	[NPFVAR_PROC]		= "procedure",
     64  1.2.2.3  yamt 	[NPFVAR_PROC_PARAM]	= "procedure-parameter",
     65  1.2.2.3  yamt 	[NPFVAR_TCPFLAG]	= "tcp-flag",
     66  1.2.2.3  yamt 	[NPFVAR_ICMP]		= "icmp",
     67  1.2.2.4  yamt 	[NPFVAR_ICMP6]		= "icmp6",
     68  1.2.2.4  yamt 	[NPFVAR_INTERFACE]	= "interface"
     69  1.2.2.2  yamt };
     70  1.2.2.2  yamt #endif
     71  1.2.2.2  yamt 
     72  1.2.2.2  yamt struct npfvar;
     73  1.2.2.2  yamt typedef struct npfvar npfvar_t;
     74  1.2.2.2  yamt 
     75  1.2.2.2  yamt npfvar_t *	npfvar_create(const char *);
     76  1.2.2.2  yamt npfvar_t *	npfvar_lookup(const char *);
     77  1.2.2.2  yamt const char *	npfvar_type(size_t);
     78  1.2.2.2  yamt void		npfvar_add(npfvar_t *);
     79  1.2.2.2  yamt npfvar_t *	npfvar_add_element(npfvar_t *, int, const void *, size_t);
     80  1.2.2.2  yamt npfvar_t *	npfvar_add_elements(npfvar_t *, npfvar_t *);
     81  1.2.2.2  yamt void		npfvar_destroy(npfvar_t *);
     82  1.2.2.2  yamt 
     83  1.2.2.2  yamt char *		npfvar_expand_string(const npfvar_t *);
     84  1.2.2.2  yamt size_t		npfvar_get_count(const npfvar_t *);
     85  1.2.2.2  yamt int		npfvar_get_type(const npfvar_t *, size_t);
     86  1.2.2.2  yamt void *		npfvar_get_data(const npfvar_t *, int, size_t);
     87  1.2.2.2  yamt 
     88  1.2.2.2  yamt #endif
     89