freebsd-dev/lib/lib80211/lib80211_regdomain.h
Adrian Chadd 127be1a706 Add lib80211, a small (but hopefully soon to grow) set of library
routines to interface with net80211.

This is all from the ifconfig program; the duplicate code from ifconfig
will be removed when it starts using this API.

Differential Revision:	https://reviews.freebsd.org/D4290
2015-11-30 04:41:50 +00:00

122 lines
4.0 KiB
C

/*-
* Copyright (c) 2007-2008 Sam Leffler, Errno Consulting
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* $FreeBSD$
*/
#ifndef _LIB80211_REGDOMAIN_H_
#define _LIB80211_REGDOMAIN_H_
#include <sys/cdefs.h>
#include <sys/queue.h>
#include <net80211/ieee80211_regdomain.h>
__BEGIN_DECLS
struct freqband {
uint16_t freqStart; /* starting frequency (MHz) */
uint16_t freqEnd; /* ending frequency (MHz) */
uint8_t chanWidth; /* channel width (MHz) */
uint8_t chanSep; /* channel sepaaration (MHz) */
uint32_t flags; /* common operational constraints */
const void *id;
LIST_ENTRY(freqband) next;
};
/* private flags, don't pass to os */
#define REQ_ECM 0x1 /* enable if ECM set */
#define REQ_INDOOR 0x2 /* enable only for indoor operation */
#define REQ_OUTDOOR 0x4 /* enable only for outdoor operation */
#define REQ_FLAGS (REQ_ECM|REQ_INDOOR|REQ_OUTDOOR)
struct netband {
const struct freqband *band; /* channel list description */
uint8_t maxPower; /* regulatory cap on tx power (dBm) */
uint8_t maxPowerDFS; /* regulatory cap w/ DFS (dBm) */
uint8_t maxAntGain; /* max allowed antenna gain (.5 dBm) */
uint32_t flags; /* net80211 channel flags */
LIST_ENTRY(netband) next;
};
typedef LIST_HEAD(, netband) netband_head;
struct country;
struct regdomain {
enum RegdomainCode sku; /* regdomain code/SKU */
const char *name; /* printable name */
const struct country *cc; /* country code for 1-1/default map */
netband_head bands_11b; /* 11b operation */
netband_head bands_11g; /* 11g operation */
netband_head bands_11a; /* 11a operation */
netband_head bands_11ng;/* 11ng operation */
netband_head bands_11na;/* 11na operation */
LIST_ENTRY(regdomain) next;
};
struct country {
enum ISOCountryCode code;
#define NO_COUNTRY 0xffff
const struct regdomain *rd;
const char* isoname;
const char* name;
LIST_ENTRY(country) next;
};
struct ident;
struct regdata {
LIST_HEAD(, country) countries; /* country code table */
LIST_HEAD(, regdomain) domains; /* regulatory domains */
LIST_HEAD(, freqband) freqbands; /* frequency band table */
struct ident *ident; /* identifier table */
};
#define _PATH_REGDOMAIN "/etc/regdomain.xml"
struct regdata *lib80211_alloc_regdata(void);
void lib80211_free_regdata(struct regdata *);
int lib80211_regdomain_readconfig(struct regdata *, const void *, size_t);
void lib80211_regdomain_cleanup(struct regdata *);
const struct regdomain *lib80211_regdomain_findbysku(const struct regdata *,
enum RegdomainCode);
const struct regdomain *lib80211_regdomain_findbyname(const struct regdata *,
const char *);
const struct country *lib80211_country_findbycc(const struct regdata *,
enum ISOCountryCode);
const struct country *lib80211_country_findbyname(const struct regdata *,
const char *);
__END_DECLS
#endif /* _LIB80211_REGDOMAIN_H_ */