1/*-
2 * Copyright (c) 2007-2008 Sam Leffler, Errno Consulting
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 *    notice, this list of conditions and the following disclaimer in the
12 *    documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
15 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
16 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
17 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
18 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
19 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
20 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
21 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
23 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 *
25 * $FreeBSD$
26 */
27#ifndef _LIB80211_H_
28#define _LIB80211_H_
29
30#include <sys/cdefs.h>
31#include <sys/queue.h>
32
33#include <net80211/ieee80211_regdomain.h>
34
35__BEGIN_DECLS
36
37struct freqband {
38	uint16_t	freqStart;	/* starting frequency (MHz) */
39	uint16_t	freqEnd;	/* ending frequency (MHz) */
40	uint8_t		chanWidth;	/* channel width (MHz) */
41	uint8_t		chanSep;	/* channel sepaaration (MHz) */
42	uint32_t	flags;		/* common operational constraints */
43
44	const void	*id;
45	LIST_ENTRY(freqband) next;
46};
47
48/* private flags, don't pass to os */
49#define	REQ_ECM		0x1		/* enable if ECM set */
50#define	REQ_INDOOR	0x2		/* enable only for indoor operation */
51#define	REQ_OUTDOOR	0x4		/* enable only for outdoor operation */
52
53#define	REQ_FLAGS	(REQ_ECM|REQ_INDOOR|REQ_OUTDOOR)
54
55struct netband {
56	const struct freqband *band;	/* channel list description */
57	uint8_t		maxPower;	/* regulatory cap on tx power (dBm) */
58	uint8_t		maxPowerDFS;	/* regulatory cap w/ DFS (dBm) */
59	uint8_t		maxAntGain;	/* max allowed antenna gain (.5 dBm) */
60	uint32_t	flags;		/* net80211 channel flags */
61
62	LIST_ENTRY(netband) next;
63};
64typedef LIST_HEAD(, netband) netband_head;
65
66struct country;
67
68struct regdomain {
69	enum RegdomainCode	sku;	/* regdomain code/SKU */
70	const char		*name;	/* printable name */
71	const struct country	*cc;	/* country code for 1-1/default map */
72
73	netband_head	 bands_11b;	/* 11b operation */
74	netband_head	 bands_11g;	/* 11g operation */
75	netband_head	 bands_11a;	/* 11a operation */
76	netband_head	 bands_11ng;/* 11ng operation */
77	netband_head	 bands_11na;/* 11na operation */
78
79	LIST_ENTRY(regdomain)	next;
80};
81
82struct country {
83	enum ISOCountryCode	code;
84#define	NO_COUNTRY	0xffff
85	const struct regdomain	*rd;
86	const char*		isoname;
87	const char*		name;
88
89	LIST_ENTRY(country)	next;
90};
91
92struct ident;
93
94struct regdata {
95	LIST_HEAD(, country)	countries;	/* country code table */
96	LIST_HEAD(, regdomain)	domains;	/* regulatory domains */
97	LIST_HEAD(, freqband)	freqbands;	/* frequency band table */
98	struct ident		*ident;		/* identifier table */
99};
100
101#define	_PATH_REGDOMAIN	"/etc/regdomain.xml"
102
103struct regdata *lib80211_alloc_regdata(void);
104void	lib80211_free_regdata(struct regdata *);
105
106int	lib80211_regdomain_readconfig(struct regdata *, const void *, size_t);
107void	lib80211_regdomain_cleanup(struct regdata *);
108
109const struct regdomain *lib80211_regdomain_findbysku(const struct regdata *,
110	enum RegdomainCode);
111const struct regdomain *lib80211_regdomain_findbyname(const struct regdata *,
112	const char *);
113
114const struct country *lib80211_country_findbycc(const struct regdata *,
115	enum ISOCountryCode);
116const struct country *lib80211_country_findbyname(const struct regdata *,
117	const char *);
118
119__END_DECLS
120
121#endif /* _LIB80211_H_ */
122