sbin/ifconfig/regdomain.h

   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: head/sbin/ifconfig/regdomain.h 188258 2009-02-07 01:12:51Z sam $
  26  */
  27 #ifndef _LIB80211_H_
  28 #define _LIB80211_H_
  29
  30 #include <sys/cdefs.h>
  31 #include <sys/queue.h>
  32
  33 #include <netproto/802_11/ieee80211_regdomain.h>
  34
  35 __BEGIN_DECLS
  36
  37 struct 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
  55 struct 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 };
  64 typedef LIST_HEAD(, netband) netband_head;
  65
  66 struct country;
  67
  68 struct 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
  82 struct 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
  92 struct ident;
  93
  94 struct 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
 103 struct regdata *lib80211_alloc_regdata(void);
 104 void    lib80211_free_regdata(struct regdata *);
 105
 106 int     lib80211_regdomain_readconfig(struct regdata *, const void *, size_t);
 107 void    lib80211_regdomain_cleanup(struct regdata *);
 108
 109 const struct regdomain *lib80211_regdomain_findbysku(const struct regdata *,
 110         enum RegdomainCode);
 111 const struct regdomain *lib80211_regdomain_findbyname(const struct regdata *,
 112         const char *);
 113
 114 const struct country *lib80211_country_findbycc(const struct regdata *,
 115         enum ISOCountryCode);
 116 const struct country *lib80211_country_findbyname(const struct regdata *,
 117         const char *);
 118
 119 __END_DECLS
 120
 121 #endif /* _LIB80211_H_ */