00001 /* This is based on Linux Wireless Extensions header file from WIRELESS_EXT 18. 00002 * I have just removed kernel related headers and added some typedefs etc. to 00003 * make this easier to include into user space programs. 00004 * Jouni Malinen, 2005-03-12. 00005 */ 00006 00007 00008 /* 00009 * This file define a set of standard wireless extensions 00010 * 00011 * Version : 19 18.3.05 00012 * 00013 * Authors : Jean Tourrilhes - HPL - <jt@hpl.hp.com> 00014 * Copyright (c) 1997-2005 Jean Tourrilhes, All Rights Reserved. 00015 */ 00016 00017 #ifndef _LINUX_WIRELESS_H 00018 #define _LINUX_WIRELESS_H 00019 00020 /************************** DOCUMENTATION **************************/ 00021 /* 00022 * Initial APIs (1996 -> onward) : 00023 * ----------------------------- 00024 * Basically, the wireless extensions are for now a set of standard ioctl 00025 * call + /proc/net/wireless 00026 * 00027 * The entry /proc/net/wireless give statistics and information on the 00028 * driver. 00029 * This is better than having each driver having its entry because 00030 * its centralised and we may remove the driver module safely. 00031 * 00032 * Ioctl are used to configure the driver and issue commands. This is 00033 * better than command line options of insmod because we may want to 00034 * change dynamically (while the driver is running) some parameters. 00035 * 00036 * The ioctl mechanimsm are copied from standard devices ioctl. 00037 * We have the list of command plus a structure descibing the 00038 * data exchanged... 00039 * Note that to add these ioctl, I was obliged to modify : 00040 * # net/core/dev.c (two place + add include) 00041 * # net/ipv4/af_inet.c (one place + add include) 00042 * 00043 * /proc/net/wireless is a copy of /proc/net/dev. 00044 * We have a structure for data passed from the driver to /proc/net/wireless 00045 * Too add this, I've modified : 00046 * # net/core/dev.c (two other places) 00047 * # include/linux/netdevice.h (one place) 00048 * # include/linux/proc_fs.h (one place) 00049 * 00050 * New driver API (2002 -> onward) : 00051 * ------------------------------- 00052 * This file is only concerned with the user space API and common definitions. 00053 * The new driver API is defined and documented in : 00054 * # include/net/iw_handler.h 00055 * 00056 * Note as well that /proc/net/wireless implementation has now moved in : 00057 * # net/core/wireless.c 00058 * 00059 * Wireless Events (2002 -> onward) : 00060 * -------------------------------- 00061 * Events are defined at the end of this file, and implemented in : 00062 * # net/core/wireless.c 00063 * 00064 * Other comments : 00065 * -------------- 00066 * Do not add here things that are redundant with other mechanisms 00067 * (drivers init, ifconfig, /proc/net/dev, ...) and with are not 00068 * wireless specific. 00069 * 00070 * These wireless extensions are not magic : each driver has to provide 00071 * support for them... 00072 * 00073 * IMPORTANT NOTE : As everything in the kernel, this is very much a 00074 * work in progress. Contact me if you have ideas of improvements... 00075 */ 00076 00077 /***************************** INCLUDES *****************************/ 00078 00079 /* jkm - replaced linux headers with C library headers, added typedefs */ 00080 #if 0 00081 /* To minimise problems in user space, I might remove those headers 00082 * at some point. Jean II */ 00083 #include <linux/types.h> /* for "caddr_t" et al */ 00084 #include <linux/socket.h> /* for "struct sockaddr" et al */ 00085 #include <linux/if.h> /* for IFNAMSIZ and co... */ 00086 #else 00087 #include <sys/types.h> 00088 #include <net/if.h> 00089 typedef __uint32_t __u32; 00090 typedef __int32_t __s32; 00091 typedef __uint16_t __u16; 00092 typedef __int16_t __s16; 00093 typedef __uint8_t __u8; 00094 #ifndef __user 00095 #define __user 00096 #endif /* __user */ 00097 #endif 00098 00099 /***************************** VERSION *****************************/ 00100 /* 00101 * This constant is used to know the availability of the wireless 00102 * extensions and to know which version of wireless extensions it is 00103 * (there is some stuff that will be added in the future...) 00104 * I just plan to increment with each new version. 00105 */ 00106 #define WIRELESS_EXT 19 00107 00108 /* 00109 * Changes : 00110 * 00111 * V2 to V3 00112 * -------- 00113 * Alan Cox start some incompatibles changes. I've integrated a bit more. 00114 * - Encryption renamed to Encode to avoid US regulation problems 00115 * - Frequency changed from float to struct to avoid problems on old 386 00116 * 00117 * V3 to V4 00118 * -------- 00119 * - Add sensitivity 00120 * 00121 * V4 to V5 00122 * -------- 00123 * - Missing encoding definitions in range 00124 * - Access points stuff 00125 * 00126 * V5 to V6 00127 * -------- 00128 * - 802.11 support (ESSID ioctls) 00129 * 00130 * V6 to V7 00131 * -------- 00132 * - define IW_ESSID_MAX_SIZE and IW_MAX_AP 00133 * 00134 * V7 to V8 00135 * -------- 00136 * - Changed my e-mail address 00137 * - More 802.11 support (nickname, rate, rts, frag) 00138 * - List index in frequencies 00139 * 00140 * V8 to V9 00141 * -------- 00142 * - Support for 'mode of operation' (ad-hoc, managed...) 00143 * - Support for unicast and multicast power saving 00144 * - Change encoding to support larger tokens (>64 bits) 00145 * - Updated iw_params (disable, flags) and use it for NWID 00146 * - Extracted iw_point from iwreq for clarity 00147 * 00148 * V9 to V10 00149 * --------- 00150 * - Add PM capability to range structure 00151 * - Add PM modifier : MAX/MIN/RELATIVE 00152 * - Add encoding option : IW_ENCODE_NOKEY 00153 * - Add TxPower ioctls (work like TxRate) 00154 * 00155 * V10 to V11 00156 * ---------- 00157 * - Add WE version in range (help backward/forward compatibility) 00158 * - Add retry ioctls (work like PM) 00159 * 00160 * V11 to V12 00161 * ---------- 00162 * - Add SIOCSIWSTATS to get /proc/net/wireless programatically 00163 * - Add DEV PRIVATE IOCTL to avoid collisions in SIOCDEVPRIVATE space 00164 * - Add new statistics (frag, retry, beacon) 00165 * - Add average quality (for user space calibration) 00166 * 00167 * V12 to V13 00168 * ---------- 00169 * - Document creation of new driver API. 00170 * - Extract union iwreq_data from struct iwreq (for new driver API). 00171 * - Rename SIOCSIWNAME as SIOCSIWCOMMIT 00172 * 00173 * V13 to V14 00174 * ---------- 00175 * - Wireless Events support : define struct iw_event 00176 * - Define additional specific event numbers 00177 * - Add "addr" and "param" fields in union iwreq_data 00178 * - AP scanning stuff (SIOCSIWSCAN and friends) 00179 * 00180 * V14 to V15 00181 * ---------- 00182 * - Add IW_PRIV_TYPE_ADDR for struct sockaddr private arg 00183 * - Make struct iw_freq signed (both m & e), add explicit padding 00184 * - Add IWEVCUSTOM for driver specific event/scanning token 00185 * - Add IW_MAX_GET_SPY for driver returning a lot of addresses 00186 * - Add IW_TXPOW_RANGE for range of Tx Powers 00187 * - Add IWEVREGISTERED & IWEVEXPIRED events for Access Points 00188 * - Add IW_MODE_MONITOR for passive monitor 00189 * 00190 * V15 to V16 00191 * ---------- 00192 * - Increase the number of bitrates in iw_range to 32 (for 802.11g) 00193 * - Increase the number of frequencies in iw_range to 32 (for 802.11b+a) 00194 * - Reshuffle struct iw_range for increases, add filler 00195 * - Increase IW_MAX_AP to 64 for driver returning a lot of addresses 00196 * - Remove IW_MAX_GET_SPY because conflict with enhanced spy support 00197 * - Add SIOCSIWTHRSPY/SIOCGIWTHRSPY and "struct iw_thrspy" 00198 * - Add IW_ENCODE_TEMP and iw_range->encoding_login_index 00199 * 00200 * V16 to V17 00201 * ---------- 00202 * - Add flags to frequency -> auto/fixed 00203 * - Document (struct iw_quality *)->updated, add new flags (INVALID) 00204 * - Wireless Event capability in struct iw_range 00205 * - Add support for relative TxPower (yick !) 00206 * 00207 * V17 to V18 (From Jouni Malinen <j@w1.fi>) 00208 * ---------- 00209 * - Add support for WPA/WPA2 00210 * - Add extended encoding configuration (SIOCSIWENCODEEXT and 00211 * SIOCGIWENCODEEXT) 00212 * - Add SIOCSIWGENIE/SIOCGIWGENIE 00213 * - Add SIOCSIWMLME 00214 * - Add SIOCSIWPMKSA 00215 * - Add struct iw_range bit field for supported encoding capabilities 00216 * - Add optional scan request parameters for SIOCSIWSCAN 00217 * - Add SIOCSIWAUTH/SIOCGIWAUTH for setting authentication and WPA 00218 * related parameters (extensible up to 4096 parameter values) 00219 * - Add wireless events: IWEVGENIE, IWEVMICHAELMICFAILURE, 00220 * IWEVASSOCREQIE, IWEVASSOCRESPIE, IWEVPMKIDCAND 00221 * 00222 * V18 to V19 00223 * ---------- 00224 * - Remove (struct iw_point *)->pointer from events and streams 00225 * - Remove header includes to help user space 00226 * - Increase IW_ENCODING_TOKEN_MAX from 32 to 64 00227 * - Add IW_QUAL_ALL_UPDATED and IW_QUAL_ALL_INVALID macros 00228 * - Add explicit flag to tell stats are in dBm : IW_QUAL_DBM 00229 * - Add IW_IOCTL_IDX() and IW_EVENT_IDX() macros 00230 */ 00231 00232 /**************************** CONSTANTS ****************************/ 00233 00234 /* -------------------------- IOCTL LIST -------------------------- */ 00235 00236 /* Wireless Identification */ 00237 #define SIOCSIWCOMMIT 0x8B00 /* Commit pending changes to driver */ 00238 #define SIOCGIWNAME 0x8B01 /* get name == wireless protocol */ 00239 /* SIOCGIWNAME is used to verify the presence of Wireless Extensions. 00240 * Common values : "IEEE 802.11-DS", "IEEE 802.11-FH", "IEEE 802.11b"... 00241 * Don't put the name of your driver there, it's useless. */ 00242 00243 /* Basic operations */ 00244 #define SIOCSIWNWID 0x8B02 /* set network id (pre-802.11) */ 00245 #define SIOCGIWNWID 0x8B03 /* get network id (the cell) */ 00246 #define SIOCSIWFREQ 0x8B04 /* set channel/frequency (Hz) */ 00247 #define SIOCGIWFREQ 0x8B05 /* get channel/frequency (Hz) */ 00248 #define SIOCSIWMODE 0x8B06 /* set operation mode */ 00249 #define SIOCGIWMODE 0x8B07 /* get operation mode */ 00250 #define SIOCSIWSENS 0x8B08 /* set sensitivity (dBm) */ 00251 #define SIOCGIWSENS 0x8B09 /* get sensitivity (dBm) */ 00252 00253 /* Informative stuff */ 00254 #define SIOCSIWRANGE 0x8B0A /* Unused */ 00255 #define SIOCGIWRANGE 0x8B0B /* Get range of parameters */ 00256 #define SIOCSIWPRIV 0x8B0C /* Unused */ 00257 #define SIOCGIWPRIV 0x8B0D /* get private ioctl interface info */ 00258 #define SIOCSIWSTATS 0x8B0E /* Unused */ 00259 #define SIOCGIWSTATS 0x8B0F /* Get /proc/net/wireless stats */ 00260 /* SIOCGIWSTATS is strictly used between user space and the kernel, and 00261 * is never passed to the driver (i.e. the driver will never see it). */ 00262 00263 /* Spy support (statistics per MAC address - used for Mobile IP support) */ 00264 #define SIOCSIWSPY 0x8B10 /* set spy addresses */ 00265 #define SIOCGIWSPY 0x8B11 /* get spy info (quality of link) */ 00266 #define SIOCSIWTHRSPY 0x8B12 /* set spy threshold (spy event) */ 00267 #define SIOCGIWTHRSPY 0x8B13 /* get spy threshold */ 00268 00269 /* Access Point manipulation */ 00270 #define SIOCSIWAP 0x8B14 /* set access point MAC addresses */ 00271 #define SIOCGIWAP 0x8B15 /* get access point MAC addresses */ 00272 #define SIOCGIWAPLIST 0x8B17 /* Deprecated in favor of scanning */ 00273 #define SIOCSIWSCAN 0x8B18 /* trigger scanning (list cells) */ 00274 #define SIOCGIWSCAN 0x8B19 /* get scanning results */ 00275 00276 /* 802.11 specific support */ 00277 #define SIOCSIWESSID 0x8B1A /* set ESSID (network name) */ 00278 #define SIOCGIWESSID 0x8B1B /* get ESSID */ 00279 #define SIOCSIWNICKN 0x8B1C /* set node name/nickname */ 00280 #define SIOCGIWNICKN 0x8B1D /* get node name/nickname */ 00281 /* As the ESSID and NICKN are strings up to 32 bytes long, it doesn't fit 00282 * within the 'iwreq' structure, so we need to use the 'data' member to 00283 * point to a string in user space, like it is done for RANGE... */ 00284 00285 /* Other parameters useful in 802.11 and some other devices */ 00286 #define SIOCSIWRATE 0x8B20 /* set default bit rate (bps) */ 00287 #define SIOCGIWRATE 0x8B21 /* get default bit rate (bps) */ 00288 #define SIOCSIWRTS 0x8B22 /* set RTS/CTS threshold (bytes) */ 00289 #define SIOCGIWRTS 0x8B23 /* get RTS/CTS threshold (bytes) */ 00290 #define SIOCSIWFRAG 0x8B24 /* set fragmentation thr (bytes) */ 00291 #define SIOCGIWFRAG 0x8B25 /* get fragmentation thr (bytes) */ 00292 #define SIOCSIWTXPOW 0x8B26 /* set transmit power (dBm) */ 00293 #define SIOCGIWTXPOW 0x8B27 /* get transmit power (dBm) */ 00294 #define SIOCSIWRETRY 0x8B28 /* set retry limits and lifetime */ 00295 #define SIOCGIWRETRY 0x8B29 /* get retry limits and lifetime */ 00296 00297 /* Encoding stuff (scrambling, hardware security, WEP...) */ 00298 #define SIOCSIWENCODE 0x8B2A /* set encoding token & mode */ 00299 #define SIOCGIWENCODE 0x8B2B /* get encoding token & mode */ 00300 /* Power saving stuff (power management, unicast and multicast) */ 00301 #define SIOCSIWPOWER 0x8B2C /* set Power Management settings */ 00302 #define SIOCGIWPOWER 0x8B2D /* get Power Management settings */ 00303 00304 /* WPA : Generic IEEE 802.11 informatiom element (e.g., for WPA/RSN/WMM). 00305 * This ioctl uses struct iw_point and data buffer that includes IE id and len 00306 * fields. More than one IE may be included in the request. Setting the generic 00307 * IE to empty buffer (len=0) removes the generic IE from the driver. Drivers 00308 * are allowed to generate their own WPA/RSN IEs, but in these cases, drivers 00309 * are required to report the used IE as a wireless event, e.g., when 00310 * associating with an AP. */ 00311 #define SIOCSIWGENIE 0x8B30 /* set generic IE */ 00312 #define SIOCGIWGENIE 0x8B31 /* get generic IE */ 00313 00314 /* WPA : IEEE 802.11 MLME requests */ 00315 #define SIOCSIWMLME 0x8B16 /* request MLME operation; uses 00316 * struct iw_mlme */ 00317 /* WPA : Authentication mode parameters */ 00318 #define SIOCSIWAUTH 0x8B32 /* set authentication mode params */ 00319 #define SIOCGIWAUTH 0x8B33 /* get authentication mode params */ 00320 00321 /* WPA : Extended version of encoding configuration */ 00322 #define SIOCSIWENCODEEXT 0x8B34 /* set encoding token & mode */ 00323 #define SIOCGIWENCODEEXT 0x8B35 /* get encoding token & mode */ 00324 00325 /* WPA2 : PMKSA cache management */ 00326 #define SIOCSIWPMKSA 0x8B36 /* PMKSA cache operation */ 00327 00328 /* -------------------- DEV PRIVATE IOCTL LIST -------------------- */ 00329 00330 /* These 32 ioctl are wireless device private, for 16 commands. 00331 * Each driver is free to use them for whatever purpose it chooses, 00332 * however the driver *must* export the description of those ioctls 00333 * with SIOCGIWPRIV and *must* use arguments as defined below. 00334 * If you don't follow those rules, DaveM is going to hate you (reason : 00335 * it make mixed 32/64bit operation impossible). 00336 */ 00337 #define SIOCIWFIRSTPRIV 0x8BE0 00338 #define SIOCIWLASTPRIV 0x8BFF 00339 /* Previously, we were using SIOCDEVPRIVATE, but we now have our 00340 * separate range because of collisions with other tools such as 00341 * 'mii-tool'. 00342 * We now have 32 commands, so a bit more space ;-). 00343 * Also, all 'odd' commands are only usable by root and don't return the 00344 * content of ifr/iwr to user (but you are not obliged to use the set/get 00345 * convention, just use every other two command). More details in iwpriv.c. 00346 * And I repeat : you are not forced to use them with iwpriv, but you 00347 * must be compliant with it. 00348 */ 00349 00350 /* ------------------------- IOCTL STUFF ------------------------- */ 00351 00352 /* The first and the last (range) */ 00353 #define SIOCIWFIRST 0x8B00 00354 #define SIOCIWLAST SIOCIWLASTPRIV /* 0x8BFF */ 00355 #define IW_IOCTL_IDX(cmd) ((cmd) - SIOCIWFIRST) 00356 00357 /* Even : get (world access), odd : set (root access) */ 00358 #define IW_IS_SET(cmd) (!((cmd) & 0x1)) 00359 #define IW_IS_GET(cmd) ((cmd) & 0x1) 00360 00361 /* ----------------------- WIRELESS EVENTS ----------------------- */ 00362 /* Those are *NOT* ioctls, do not issue request on them !!! */ 00363 /* Most events use the same identifier as ioctl requests */ 00364 00365 #define IWEVTXDROP 0x8C00 /* Packet dropped to excessive retry */ 00366 #define IWEVQUAL 0x8C01 /* Quality part of statistics (scan) */ 00367 #define IWEVCUSTOM 0x8C02 /* Driver specific ascii string */ 00368 #define IWEVREGISTERED 0x8C03 /* Discovered a new node (AP mode) */ 00369 #define IWEVEXPIRED 0x8C04 /* Expired a node (AP mode) */ 00370 #define IWEVGENIE 0x8C05 /* Generic IE (WPA, RSN, WMM, ..) 00371 * (scan results); This includes id and 00372 * length fields. One IWEVGENIE may 00373 * contain more than one IE. Scan 00374 * results may contain one or more 00375 * IWEVGENIE events. */ 00376 #define IWEVMICHAELMICFAILURE 0x8C06 /* Michael MIC failure 00377 * (struct iw_michaelmicfailure) 00378 */ 00379 #define IWEVASSOCREQIE 0x8C07 /* IEs used in (Re)Association Request. 00380 * The data includes id and length 00381 * fields and may contain more than one 00382 * IE. This event is required in 00383 * Managed mode if the driver 00384 * generates its own WPA/RSN IE. This 00385 * should be sent just before 00386 * IWEVREGISTERED event for the 00387 * association. */ 00388 #define IWEVASSOCRESPIE 0x8C08 /* IEs used in (Re)Association 00389 * Response. The data includes id and 00390 * length fields and may contain more 00391 * than one IE. This may be sent 00392 * between IWEVASSOCREQIE and 00393 * IWEVREGISTERED events for the 00394 * association. */ 00395 #define IWEVPMKIDCAND 0x8C09 /* PMKID candidate for RSN 00396 * pre-authentication 00397 * (struct iw_pmkid_cand) */ 00398 00399 #define IWEVFIRST 0x8C00 00400 #define IW_EVENT_IDX(cmd) ((cmd) - IWEVFIRST) 00401 00402 /* ------------------------- PRIVATE INFO ------------------------- */ 00403 /* 00404 * The following is used with SIOCGIWPRIV. It allow a driver to define 00405 * the interface (name, type of data) for its private ioctl. 00406 * Privates ioctl are SIOCIWFIRSTPRIV -> SIOCIWLASTPRIV 00407 */ 00408 00409 #define IW_PRIV_TYPE_MASK 0x7000 /* Type of arguments */ 00410 #define IW_PRIV_TYPE_NONE 0x0000 00411 #define IW_PRIV_TYPE_BYTE 0x1000 /* Char as number */ 00412 #define IW_PRIV_TYPE_CHAR 0x2000 /* Char as character */ 00413 #define IW_PRIV_TYPE_INT 0x4000 /* 32 bits int */ 00414 #define IW_PRIV_TYPE_FLOAT 0x5000 /* struct iw_freq */ 00415 #define IW_PRIV_TYPE_ADDR 0x6000 /* struct sockaddr */ 00416 00417 #define IW_PRIV_SIZE_FIXED 0x0800 /* Variable or fixed number of args */ 00418 00419 #define IW_PRIV_SIZE_MASK 0x07FF /* Max number of those args */ 00420 00421 /* 00422 * Note : if the number of args is fixed and the size < 16 octets, 00423 * instead of passing a pointer we will put args in the iwreq struct... 00424 */ 00425 00426 /* ----------------------- OTHER CONSTANTS ----------------------- */ 00427 00428 /* Maximum frequencies in the range struct */ 00429 #define IW_MAX_FREQUENCIES 32 00430 /* Note : if you have something like 80 frequencies, 00431 * don't increase this constant and don't fill the frequency list. 00432 * The user will be able to set by channel anyway... */ 00433 00434 /* Maximum bit rates in the range struct */ 00435 #define IW_MAX_BITRATES 32 00436 00437 /* Maximum tx powers in the range struct */ 00438 #define IW_MAX_TXPOWER 8 00439 /* Note : if you more than 8 TXPowers, just set the max and min or 00440 * a few of them in the struct iw_range. */ 00441 00442 /* Maximum of address that you may set with SPY */ 00443 #define IW_MAX_SPY 8 00444 00445 /* Maximum of address that you may get in the 00446 list of access points in range */ 00447 #define IW_MAX_AP 64 00448 00449 /* Maximum size of the ESSID and NICKN strings */ 00450 #define IW_ESSID_MAX_SIZE 32 00451 00452 /* Modes of operation */ 00453 #define IW_MODE_AUTO 0 /* Let the driver decides */ 00454 #define IW_MODE_ADHOC 1 /* Single cell network */ 00455 #define IW_MODE_INFRA 2 /* Multi cell network, roaming, ... */ 00456 #define IW_MODE_MASTER 3 /* Synchronisation master or Access Point */ 00457 #define IW_MODE_REPEAT 4 /* Wireless Repeater (forwarder) */ 00458 #define IW_MODE_SECOND 5 /* Secondary master/repeater (backup) */ 00459 #define IW_MODE_MONITOR 6 /* Passive monitor (listen only) */ 00460 00461 /* Statistics flags (bitmask in updated) */ 00462 #define IW_QUAL_QUAL_UPDATED 0x01 /* Value was updated since last read */ 00463 #define IW_QUAL_LEVEL_UPDATED 0x02 00464 #define IW_QUAL_NOISE_UPDATED 0x04 00465 #define IW_QUAL_ALL_UPDATED 0x07 00466 #define IW_QUAL_DBM 0x08 /* Level + Noise are dBm */ 00467 #define IW_QUAL_QUAL_INVALID 0x10 /* Driver doesn't provide value */ 00468 #define IW_QUAL_LEVEL_INVALID 0x20 00469 #define IW_QUAL_NOISE_INVALID 0x40 00470 #define IW_QUAL_ALL_INVALID 0x70 00471 00472 /* Frequency flags */ 00473 #define IW_FREQ_AUTO 0x00 /* Let the driver decides */ 00474 #define IW_FREQ_FIXED 0x01 /* Force a specific value */ 00475 00476 /* Maximum number of size of encoding token available 00477 * they are listed in the range structure */ 00478 #define IW_MAX_ENCODING_SIZES 8 00479 00480 /* Maximum size of the encoding token in bytes */ 00481 #define IW_ENCODING_TOKEN_MAX 64 /* 512 bits (for now) */ 00482 00483 /* Flags for encoding (along with the token) */ 00484 #define IW_ENCODE_INDEX 0x00FF /* Token index (if needed) */ 00485 #define IW_ENCODE_FLAGS 0xFF00 /* Flags defined below */ 00486 #define IW_ENCODE_MODE 0xF000 /* Modes defined below */ 00487 #define IW_ENCODE_DISABLED 0x8000 /* Encoding disabled */ 00488 #define IW_ENCODE_ENABLED 0x0000 /* Encoding enabled */ 00489 #define IW_ENCODE_RESTRICTED 0x4000 /* Refuse non-encoded packets */ 00490 #define IW_ENCODE_OPEN 0x2000 /* Accept non-encoded packets */ 00491 #define IW_ENCODE_NOKEY 0x0800 /* Key is write only, so not present */ 00492 #define IW_ENCODE_TEMP 0x0400 /* Temporary key */ 00493 00494 /* Power management flags available (along with the value, if any) */ 00495 #define IW_POWER_ON 0x0000 /* No details... */ 00496 #define IW_POWER_TYPE 0xF000 /* Type of parameter */ 00497 #define IW_POWER_PERIOD 0x1000 /* Value is a period/duration of */ 00498 #define IW_POWER_TIMEOUT 0x2000 /* Value is a timeout (to go asleep) */ 00499 #define IW_POWER_MODE 0x0F00 /* Power Management mode */ 00500 #define IW_POWER_UNICAST_R 0x0100 /* Receive only unicast messages */ 00501 #define IW_POWER_MULTICAST_R 0x0200 /* Receive only multicast messages */ 00502 #define IW_POWER_ALL_R 0x0300 /* Receive all messages though PM */ 00503 #define IW_POWER_FORCE_S 0x0400 /* Force PM procedure for sending unicast */ 00504 #define IW_POWER_REPEATER 0x0800 /* Repeat broadcast messages in PM period */ 00505 #define IW_POWER_MODIFIER 0x000F /* Modify a parameter */ 00506 #define IW_POWER_MIN 0x0001 /* Value is a minimum */ 00507 #define IW_POWER_MAX 0x0002 /* Value is a maximum */ 00508 #define IW_POWER_RELATIVE 0x0004 /* Value is not in seconds/ms/us */ 00509 00510 /* Transmit Power flags available */ 00511 #define IW_TXPOW_TYPE 0x00FF /* Type of value */ 00512 #define IW_TXPOW_DBM 0x0000 /* Value is in dBm */ 00513 #define IW_TXPOW_MWATT 0x0001 /* Value is in mW */ 00514 #define IW_TXPOW_RELATIVE 0x0002 /* Value is in arbitrary units */ 00515 #define IW_TXPOW_RANGE 0x1000 /* Range of value between min/max */ 00516 00517 /* Retry limits and lifetime flags available */ 00518 #define IW_RETRY_ON 0x0000 /* No details... */ 00519 #define IW_RETRY_TYPE 0xF000 /* Type of parameter */ 00520 #define IW_RETRY_LIMIT 0x1000 /* Maximum number of retries*/ 00521 #define IW_RETRY_LIFETIME 0x2000 /* Maximum duration of retries in us */ 00522 #define IW_RETRY_MODIFIER 0x000F /* Modify a parameter */ 00523 #define IW_RETRY_MIN 0x0001 /* Value is a minimum */ 00524 #define IW_RETRY_MAX 0x0002 /* Value is a maximum */ 00525 #define IW_RETRY_RELATIVE 0x0004 /* Value is not in seconds/ms/us */ 00526 00527 /* Scanning request flags */ 00528 #define IW_SCAN_DEFAULT 0x0000 /* Default scan of the driver */ 00529 #define IW_SCAN_ALL_ESSID 0x0001 /* Scan all ESSIDs */ 00530 #define IW_SCAN_THIS_ESSID 0x0002 /* Scan only this ESSID */ 00531 #define IW_SCAN_ALL_FREQ 0x0004 /* Scan all Frequencies */ 00532 #define IW_SCAN_THIS_FREQ 0x0008 /* Scan only this Frequency */ 00533 #define IW_SCAN_ALL_MODE 0x0010 /* Scan all Modes */ 00534 #define IW_SCAN_THIS_MODE 0x0020 /* Scan only this Mode */ 00535 #define IW_SCAN_ALL_RATE 0x0040 /* Scan all Bit-Rates */ 00536 #define IW_SCAN_THIS_RATE 0x0080 /* Scan only this Bit-Rate */ 00537 /* struct iw_scan_req scan_type */ 00538 #define IW_SCAN_TYPE_ACTIVE 0 00539 #define IW_SCAN_TYPE_PASSIVE 1 00540 /* Maximum size of returned data */ 00541 #define IW_SCAN_MAX_DATA 4096 /* In bytes */ 00542 00543 /* Max number of char in custom event - use multiple of them if needed */ 00544 #define IW_CUSTOM_MAX 256 /* In bytes */ 00545 00546 /* Generic information element */ 00547 #define IW_GENERIC_IE_MAX 1024 00548 00549 /* MLME requests (SIOCSIWMLME / struct iw_mlme) */ 00550 #define IW_MLME_DEAUTH 0 00551 #define IW_MLME_DISASSOC 1 00552 00553 /* SIOCSIWAUTH/SIOCGIWAUTH struct iw_param flags */ 00554 #define IW_AUTH_INDEX 0x0FFF 00555 #define IW_AUTH_FLAGS 0xF000 00556 /* SIOCSIWAUTH/SIOCGIWAUTH parameters (0 .. 4095) 00557 * (IW_AUTH_INDEX mask in struct iw_param flags; this is the index of the 00558 * parameter that is being set/get to; value will be read/written to 00559 * struct iw_param value field) */ 00560 #define IW_AUTH_WPA_VERSION 0 00561 #define IW_AUTH_CIPHER_PAIRWISE 1 00562 #define IW_AUTH_CIPHER_GROUP 2 00563 #define IW_AUTH_KEY_MGMT 3 00564 #define IW_AUTH_TKIP_COUNTERMEASURES 4 00565 #define IW_AUTH_DROP_UNENCRYPTED 5 00566 #define IW_AUTH_80211_AUTH_ALG 6 00567 #define IW_AUTH_WPA_ENABLED 7 00568 #define IW_AUTH_RX_UNENCRYPTED_EAPOL 8 00569 #define IW_AUTH_ROAMING_CONTROL 9 00570 #define IW_AUTH_PRIVACY_INVOKED 10 00571 #define IW_AUTH_CIPHER_GROUP_MGMT 11 00572 #define IW_AUTH_MFP 12 00573 00574 /* IW_AUTH_WPA_VERSION values (bit field) */ 00575 #define IW_AUTH_WPA_VERSION_DISABLED 0x00000001 00576 #define IW_AUTH_WPA_VERSION_WPA 0x00000002 00577 #define IW_AUTH_WPA_VERSION_WPA2 0x00000004 00578 00579 /* IW_AUTH_PAIRWISE_CIPHER and IW_AUTH_GROUP_CIPHER values (bit field) */ 00580 #define IW_AUTH_CIPHER_NONE 0x00000001 00581 #define IW_AUTH_CIPHER_WEP40 0x00000002 00582 #define IW_AUTH_CIPHER_TKIP 0x00000004 00583 #define IW_AUTH_CIPHER_CCMP 0x00000008 00584 #define IW_AUTH_CIPHER_WEP104 0x00000010 00585 00586 /* IW_AUTH_KEY_MGMT values (bit field) */ 00587 #define IW_AUTH_KEY_MGMT_802_1X 1 00588 #define IW_AUTH_KEY_MGMT_PSK 2 00589 00590 /* IW_AUTH_80211_AUTH_ALG values (bit field) */ 00591 #define IW_AUTH_ALG_OPEN_SYSTEM 0x00000001 00592 #define IW_AUTH_ALG_SHARED_KEY 0x00000002 00593 #define IW_AUTH_ALG_LEAP 0x00000004 00594 00595 /* IW_AUTH_ROAMING_CONTROL values */ 00596 #define IW_AUTH_ROAMING_ENABLE 0 /* driver/firmware based roaming */ 00597 #define IW_AUTH_ROAMING_DISABLE 1 /* user space program used for roaming 00598 * control */ 00599 00600 /* IW_AUTH_MFP (management frame protection) values */ 00601 #define IW_AUTH_MFP_DISABLED 0 /* MFP disabled */ 00602 #define IW_AUTH_MFP_OPTIONAL 1 /* MFP optional */ 00603 #define IW_AUTH_MFP_REQUIRED 2 /* MFP required */ 00604 00605 /* SIOCSIWENCODEEXT definitions */ 00606 #define IW_ENCODE_SEQ_MAX_SIZE 8 00607 /* struct iw_encode_ext ->alg */ 00608 #define IW_ENCODE_ALG_NONE 0 00609 #define IW_ENCODE_ALG_WEP 1 00610 #define IW_ENCODE_ALG_TKIP 2 00611 #define IW_ENCODE_ALG_CCMP 3 00612 #define IW_ENCODE_ALG_PMK 4 00613 #define IW_ENCODE_ALG_AES_CMAC 5 00614 /* struct iw_encode_ext ->ext_flags */ 00615 #define IW_ENCODE_EXT_TX_SEQ_VALID 0x00000001 00616 #define IW_ENCODE_EXT_RX_SEQ_VALID 0x00000002 00617 #define IW_ENCODE_EXT_GROUP_KEY 0x00000004 00618 #define IW_ENCODE_EXT_SET_TX_KEY 0x00000008 00619 00620 /* IWEVMICHAELMICFAILURE : struct iw_michaelmicfailure ->flags */ 00621 #define IW_MICFAILURE_KEY_ID 0x00000003 /* Key ID 0..3 */ 00622 #define IW_MICFAILURE_GROUP 0x00000004 00623 #define IW_MICFAILURE_PAIRWISE 0x00000008 00624 #define IW_MICFAILURE_STAKEY 0x00000010 00625 #define IW_MICFAILURE_COUNT 0x00000060 /* 1 or 2 (0 = count not supported) 00626 */ 00627 00628 /* Bit field values for enc_capa in struct iw_range */ 00629 #define IW_ENC_CAPA_WPA 0x00000001 00630 #define IW_ENC_CAPA_WPA2 0x00000002 00631 #define IW_ENC_CAPA_CIPHER_TKIP 0x00000004 00632 #define IW_ENC_CAPA_CIPHER_CCMP 0x00000008 00633 #define IW_ENC_CAPA_4WAY_HANDSHAKE 0x00000010 00634 00635 /* Event capability macros - in (struct iw_range *)->event_capa 00636 * Because we have more than 32 possible events, we use an array of 00637 * 32 bit bitmasks. Note : 32 bits = 0x20 = 2^5. */ 00638 #define IW_EVENT_CAPA_BASE(cmd) ((cmd >= SIOCIWFIRSTPRIV) ? \ 00639 (cmd - SIOCIWFIRSTPRIV + 0x60) : \ 00640 (cmd - SIOCSIWCOMMIT)) 00641 #define IW_EVENT_CAPA_INDEX(cmd) (IW_EVENT_CAPA_BASE(cmd) >> 5) 00642 #define IW_EVENT_CAPA_MASK(cmd) (1 << (IW_EVENT_CAPA_BASE(cmd) & 0x1F)) 00643 /* Event capability constants - event autogenerated by the kernel 00644 * This list is valid for most 802.11 devices, customise as needed... */ 00645 #define IW_EVENT_CAPA_K_0 (IW_EVENT_CAPA_MASK(0x8B04) | \ 00646 IW_EVENT_CAPA_MASK(0x8B06) | \ 00647 IW_EVENT_CAPA_MASK(0x8B1A)) 00648 #define IW_EVENT_CAPA_K_1 (IW_EVENT_CAPA_MASK(0x8B2A)) 00649 /* "Easy" macro to set events in iw_range (less efficient) */ 00650 #define IW_EVENT_CAPA_SET(event_capa, cmd) (event_capa[IW_EVENT_CAPA_INDEX(cmd)] |= IW_EVENT_CAPA_MASK(cmd)) 00651 #define IW_EVENT_CAPA_SET_KERNEL(event_capa) {event_capa[0] |= IW_EVENT_CAPA_K_0; event_capa[1] |= IW_EVENT_CAPA_K_1; } 00652 00653 00654 /****************************** TYPES ******************************/ 00655 00656 /* --------------------------- SUBTYPES --------------------------- */ 00657 /* 00658 * Generic format for most parameters that fit in an int 00659 */ 00660 struct iw_param 00661 { 00662 __s32 value; /* The value of the parameter itself */ 00663 __u8 fixed; /* Hardware should not use auto select */ 00664 __u8 disabled; /* Disable the feature */ 00665 __u16 flags; /* Various specifc flags (if any) */ 00666 }; 00667 00668 /* 00669 * For all data larger than 16 octets, we need to use a 00670 * pointer to memory allocated in user space. 00671 */ 00672 struct iw_point 00673 { 00674 void __user *pointer; /* Pointer to the data (in user space) */ 00675 __u16 length; /* number of fields or size in bytes */ 00676 __u16 flags; /* Optional params */ 00677 }; 00678 00679 /* 00680 * A frequency 00681 * For numbers lower than 10^9, we encode the number in 'm' and 00682 * set 'e' to 0 00683 * For number greater than 10^9, we divide it by the lowest power 00684 * of 10 to get 'm' lower than 10^9, with 'm'= f / (10^'e')... 00685 * The power of 10 is in 'e', the result of the division is in 'm'. 00686 */ 00687 struct iw_freq 00688 { 00689 __s32 m; /* Mantissa */ 00690 __s16 e; /* Exponent */ 00691 __u8 i; /* List index (when in range struct) */ 00692 __u8 flags; /* Flags (fixed/auto) */ 00693 }; 00694 00695 /* 00696 * Quality of the link 00697 */ 00698 struct iw_quality 00699 { 00700 __u8 qual; /* link quality (%retries, SNR, 00701 %missed beacons or better...) */ 00702 __u8 level; /* signal level (dBm) */ 00703 __u8 noise; /* noise level (dBm) */ 00704 __u8 updated; /* Flags to know if updated */ 00705 }; 00706 00707 /* 00708 * Packet discarded in the wireless adapter due to 00709 * "wireless" specific problems... 00710 * Note : the list of counter and statistics in net_device_stats 00711 * is already pretty exhaustive, and you should use that first. 00712 * This is only additional stats... 00713 */ 00714 struct iw_discarded 00715 { 00716 __u32 nwid; /* Rx : Wrong nwid/essid */ 00717 __u32 code; /* Rx : Unable to code/decode (WEP) */ 00718 __u32 fragment; /* Rx : Can't perform MAC reassembly */ 00719 __u32 retries; /* Tx : Max MAC retries num reached */ 00720 __u32 misc; /* Others cases */ 00721 }; 00722 00723 /* 00724 * Packet/Time period missed in the wireless adapter due to 00725 * "wireless" specific problems... 00726 */ 00727 struct iw_missed 00728 { 00729 __u32 beacon; /* Missed beacons/superframe */ 00730 }; 00731 00732 /* 00733 * Quality range (for spy threshold) 00734 */ 00735 struct iw_thrspy 00736 { 00737 struct sockaddr addr; /* Source address (hw/mac) */ 00738 struct iw_quality qual; /* Quality of the link */ 00739 struct iw_quality low; /* Low threshold */ 00740 struct iw_quality high; /* High threshold */ 00741 }; 00742 00743 /* 00744 * Optional data for scan request 00745 * 00746 * Note: these optional parameters are controlling parameters for the 00747 * scanning behavior, these do not apply to getting scan results 00748 * (SIOCGIWSCAN). Drivers are expected to keep a local BSS table and 00749 * provide a merged results with all BSSes even if the previous scan 00750 * request limited scanning to a subset, e.g., by specifying an SSID. 00751 * Especially, scan results are required to include an entry for the 00752 * current BSS if the driver is in Managed mode and associated with an AP. 00753 */ 00754 struct iw_scan_req 00755 { 00756 __u8 scan_type; /* IW_SCAN_TYPE_{ACTIVE,PASSIVE} */ 00757 __u8 essid_len; 00758 __u8 num_channels; /* num entries in channel_list; 00759 * 0 = scan all allowed channels */ 00760 __u8 flags; /* reserved as padding; use zero, this may 00761 * be used in the future for adding flags 00762 * to request different scan behavior */ 00763 struct sockaddr bssid; /* ff:ff:ff:ff:ff:ff for broadcast BSSID or 00764 * individual address of a specific BSS */ 00765 00766 /* 00767 * Use this ESSID if IW_SCAN_THIS_ESSID flag is used instead of using 00768 * the current ESSID. This allows scan requests for specific ESSID 00769 * without having to change the current ESSID and potentially breaking 00770 * the current association. 00771 */ 00772 __u8 essid[IW_ESSID_MAX_SIZE]; 00773 00774 /* 00775 * Optional parameters for changing the default scanning behavior. 00776 * These are based on the MLME-SCAN.request from IEEE Std 802.11. 00777 * TU is 1.024 ms. If these are set to 0, driver is expected to use 00778 * reasonable default values. min_channel_time defines the time that 00779 * will be used to wait for the first reply on each channel. If no 00780 * replies are received, next channel will be scanned after this. If 00781 * replies are received, total time waited on the channel is defined by 00782 * max_channel_time. 00783 */ 00784 __u32 min_channel_time; /* in TU */ 00785 __u32 max_channel_time; /* in TU */ 00786 00787 struct iw_freq channel_list[IW_MAX_FREQUENCIES]; 00788 }; 00789 00790 /* ------------------------- WPA SUPPORT ------------------------- */ 00791 00792 /* 00793 * Extended data structure for get/set encoding (this is used with 00794 * SIOCSIWENCODEEXT/SIOCGIWENCODEEXT. struct iw_point and IW_ENCODE_* 00795 * flags are used in the same way as with SIOCSIWENCODE/SIOCGIWENCODE and 00796 * only the data contents changes (key data -> this structure, including 00797 * key data). 00798 * 00799 * If the new key is the first group key, it will be set as the default 00800 * TX key. Otherwise, default TX key index is only changed if 00801 * IW_ENCODE_EXT_SET_TX_KEY flag is set. 00802 * 00803 * Key will be changed with SIOCSIWENCODEEXT in all cases except for 00804 * special "change TX key index" operation which is indicated by setting 00805 * key_len = 0 and ext_flags |= IW_ENCODE_EXT_SET_TX_KEY. 00806 * 00807 * tx_seq/rx_seq are only used when respective 00808 * IW_ENCODE_EXT_{TX,RX}_SEQ_VALID flag is set in ext_flags. Normal 00809 * TKIP/CCMP operation is to set RX seq with SIOCSIWENCODEEXT and start 00810 * TX seq from zero whenever key is changed. SIOCGIWENCODEEXT is normally 00811 * used only by an Authenticator (AP or an IBSS station) to get the 00812 * current TX sequence number. Using TX_SEQ_VALID for SIOCSIWENCODEEXT and 00813 * RX_SEQ_VALID for SIOCGIWENCODEEXT are optional, but can be useful for 00814 * debugging/testing. 00815 */ 00816 struct iw_encode_ext 00817 { 00818 __u32 ext_flags; /* IW_ENCODE_EXT_* */ 00819 __u8 tx_seq[IW_ENCODE_SEQ_MAX_SIZE]; /* LSB first */ 00820 __u8 rx_seq[IW_ENCODE_SEQ_MAX_SIZE]; /* LSB first */ 00821 struct sockaddr addr; /* ff:ff:ff:ff:ff:ff for broadcast/multicast 00822 * (group) keys or unicast address for 00823 * individual keys */ 00824 __u16 alg; /* IW_ENCODE_ALG_* */ 00825 __u16 key_len; 00826 __u8 key[0]; 00827 }; 00828 00829 /* SIOCSIWMLME data */ 00830 struct iw_mlme 00831 { 00832 __u16 cmd; /* IW_MLME_* */ 00833 __u16 reason_code; 00834 struct sockaddr addr; 00835 }; 00836 00837 /* SIOCSIWPMKSA data */ 00838 #define IW_PMKSA_ADD 1 00839 #define IW_PMKSA_REMOVE 2 00840 #define IW_PMKSA_FLUSH 3 00841 00842 #define IW_PMKID_LEN 16 00843 00844 struct iw_pmksa 00845 { 00846 __u32 cmd; /* IW_PMKSA_* */ 00847 struct sockaddr bssid; 00848 __u8 pmkid[IW_PMKID_LEN]; 00849 }; 00850 00851 /* IWEVMICHAELMICFAILURE data */ 00852 struct iw_michaelmicfailure 00853 { 00854 __u32 flags; 00855 struct sockaddr src_addr; 00856 __u8 tsc[IW_ENCODE_SEQ_MAX_SIZE]; /* LSB first */ 00857 }; 00858 00859 /* IWEVPMKIDCAND data */ 00860 #define IW_PMKID_CAND_PREAUTH 0x00000001 /* RNS pre-authentication enabled */ 00861 struct iw_pmkid_cand 00862 { 00863 __u32 flags; /* IW_PMKID_CAND_* */ 00864 __u32 index; /* the smaller the index, the higher the 00865 * priority */ 00866 struct sockaddr bssid; 00867 }; 00868 00869 /* ------------------------ WIRELESS STATS ------------------------ */ 00870 /* 00871 * Wireless statistics (used for /proc/net/wireless) 00872 */ 00873 struct iw_statistics 00874 { 00875 __u16 status; /* Status 00876 * - device dependent for now */ 00877 00878 struct iw_quality qual; /* Quality of the link 00879 * (instant/mean/max) */ 00880 struct iw_discarded discard; /* Packet discarded counts */ 00881 struct iw_missed miss; /* Packet missed counts */ 00882 }; 00883 00884 /* ------------------------ IOCTL REQUEST ------------------------ */ 00885 /* 00886 * This structure defines the payload of an ioctl, and is used 00887 * below. 00888 * 00889 * Note that this structure should fit on the memory footprint 00890 * of iwreq (which is the same as ifreq), which mean a max size of 00891 * 16 octets = 128 bits. Warning, pointers might be 64 bits wide... 00892 * You should check this when increasing the structures defined 00893 * above in this file... 00894 */ 00895 union iwreq_data 00896 { 00897 /* Config - generic */ 00898 char name[IFNAMSIZ]; 00899 /* Name : used to verify the presence of wireless extensions. 00900 * Name of the protocol/provider... */ 00901 00902 struct iw_point essid; /* Extended network name */ 00903 struct iw_param nwid; /* network id (or domain - the cell) */ 00904 struct iw_freq freq; /* frequency or channel : 00905 * 0-1000 = channel 00906 * > 1000 = frequency in Hz */ 00907 00908 struct iw_param sens; /* signal level threshold */ 00909 struct iw_param bitrate; /* default bit rate */ 00910 struct iw_param txpower; /* default transmit power */ 00911 struct iw_param rts; /* RTS threshold threshold */ 00912 struct iw_param frag; /* Fragmentation threshold */ 00913 __u32 mode; /* Operation mode */ 00914 struct iw_param retry; /* Retry limits & lifetime */ 00915 00916 struct iw_point encoding; /* Encoding stuff : tokens */ 00917 struct iw_param power; /* PM duration/timeout */ 00918 struct iw_quality qual; /* Quality part of statistics */ 00919 00920 struct sockaddr ap_addr; /* Access point address */ 00921 struct sockaddr addr; /* Destination address (hw/mac) */ 00922 00923 struct iw_param param; /* Other small parameters */ 00924 struct iw_point data; /* Other large parameters */ 00925 }; 00926 00927 /* 00928 * The structure to exchange data for ioctl. 00929 * This structure is the same as 'struct ifreq', but (re)defined for 00930 * convenience... 00931 * Do I need to remind you about structure size (32 octets) ? 00932 */ 00933 struct iwreq 00934 { 00935 union 00936 { 00937 char ifrn_name[IFNAMSIZ]; /* if name, e.g. "eth0" */ 00938 } ifr_ifrn; 00939 00940 /* Data part (defined just above) */ 00941 union iwreq_data u; 00942 }; 00943 00944 /* -------------------------- IOCTL DATA -------------------------- */ 00945 /* 00946 * For those ioctl which want to exchange mode data that what could 00947 * fit in the above structure... 00948 */ 00949 00950 /* 00951 * Range of parameters 00952 */ 00953 00954 struct iw_range 00955 { 00956 /* Informative stuff (to choose between different interface) */ 00957 __u32 throughput; /* To give an idea... */ 00958 /* In theory this value should be the maximum benchmarked 00959 * TCP/IP throughput, because with most of these devices the 00960 * bit rate is meaningless (overhead an co) to estimate how 00961 * fast the connection will go and pick the fastest one. 00962 * I suggest people to play with Netperf or any benchmark... 00963 */ 00964 00965 /* NWID (or domain id) */ 00966 __u32 min_nwid; /* Minimal NWID we are able to set */ 00967 __u32 max_nwid; /* Maximal NWID we are able to set */ 00968 00969 /* Old Frequency (backward compat - moved lower ) */ 00970 __u16 old_num_channels; 00971 __u8 old_num_frequency; 00972 00973 /* Wireless event capability bitmasks */ 00974 __u32 event_capa[6]; 00975 00976 /* signal level threshold range */ 00977 __s32 sensitivity; 00978 00979 /* Quality of link & SNR stuff */ 00980 /* Quality range (link, level, noise) 00981 * If the quality is absolute, it will be in the range [0 ; max_qual], 00982 * if the quality is dBm, it will be in the range [max_qual ; 0]. 00983 * Don't forget that we use 8 bit arithmetics... */ 00984 struct iw_quality max_qual; /* Quality of the link */ 00985 /* This should contain the average/typical values of the quality 00986 * indicator. This should be the threshold between a "good" and 00987 * a "bad" link (example : monitor going from green to orange). 00988 * Currently, user space apps like quality monitors don't have any 00989 * way to calibrate the measurement. With this, they can split 00990 * the range between 0 and max_qual in different quality level 00991 * (using a geometric subdivision centered on the average). 00992 * I expect that people doing the user space apps will feedback 00993 * us on which value we need to put in each driver... */ 00994 struct iw_quality avg_qual; /* Quality of the link */ 00995 00996 /* Rates */ 00997 __u8 num_bitrates; /* Number of entries in the list */ 00998 __s32 bitrate[IW_MAX_BITRATES]; /* list, in bps */ 00999 01000 /* RTS threshold */ 01001 __s32 min_rts; /* Minimal RTS threshold */ 01002 __s32 max_rts; /* Maximal RTS threshold */ 01003 01004 /* Frag threshold */ 01005 __s32 min_frag; /* Minimal frag threshold */ 01006 __s32 max_frag; /* Maximal frag threshold */ 01007 01008 /* Power Management duration & timeout */ 01009 __s32 min_pmp; /* Minimal PM period */ 01010 __s32 max_pmp; /* Maximal PM period */ 01011 __s32 min_pmt; /* Minimal PM timeout */ 01012 __s32 max_pmt; /* Maximal PM timeout */ 01013 __u16 pmp_flags; /* How to decode max/min PM period */ 01014 __u16 pmt_flags; /* How to decode max/min PM timeout */ 01015 __u16 pm_capa; /* What PM options are supported */ 01016 01017 /* Encoder stuff */ 01018 __u16 encoding_size[IW_MAX_ENCODING_SIZES]; /* Different token sizes */ 01019 __u8 num_encoding_sizes; /* Number of entry in the list */ 01020 __u8 max_encoding_tokens; /* Max number of tokens */ 01021 /* For drivers that need a "login/passwd" form */ 01022 __u8 encoding_login_index; /* token index for login token */ 01023 01024 /* Transmit power */ 01025 __u16 txpower_capa; /* What options are supported */ 01026 __u8 num_txpower; /* Number of entries in the list */ 01027 __s32 txpower[IW_MAX_TXPOWER]; /* list, in bps */ 01028 01029 /* Wireless Extension version info */ 01030 __u8 we_version_compiled; /* Must be WIRELESS_EXT */ 01031 __u8 we_version_source; /* Last update of source */ 01032 01033 /* Retry limits and lifetime */ 01034 __u16 retry_capa; /* What retry options are supported */ 01035 __u16 retry_flags; /* How to decode max/min retry limit */ 01036 __u16 r_time_flags; /* How to decode max/min retry life */ 01037 __s32 min_retry; /* Minimal number of retries */ 01038 __s32 max_retry; /* Maximal number of retries */ 01039 __s32 min_r_time; /* Minimal retry lifetime */ 01040 __s32 max_r_time; /* Maximal retry lifetime */ 01041 01042 /* Frequency */ 01043 __u16 num_channels; /* Number of channels [0; num - 1] */ 01044 __u8 num_frequency; /* Number of entry in the list */ 01045 struct iw_freq freq[IW_MAX_FREQUENCIES]; /* list */ 01046 /* Note : this frequency list doesn't need to fit channel numbers, 01047 * because each entry contain its channel index */ 01048 01049 __u32 enc_capa; /* IW_ENC_CAPA_* bit field */ 01050 }; 01051 01052 /* 01053 * Private ioctl interface information 01054 */ 01055 01056 struct iw_priv_args 01057 { 01058 __u32 cmd; /* Number of the ioctl to issue */ 01059 __u16 set_args; /* Type and number of args */ 01060 __u16 get_args; /* Type and number of args */ 01061 char name[IFNAMSIZ]; /* Name of the extension */ 01062 }; 01063 01064 /* ----------------------- WIRELESS EVENTS ----------------------- */ 01065 /* 01066 * Wireless events are carried through the rtnetlink socket to user 01067 * space. They are encapsulated in the IFLA_WIRELESS field of 01068 * a RTM_NEWLINK message. 01069 */ 01070 01071 /* 01072 * A Wireless Event. Contains basically the same data as the ioctl... 01073 */ 01074 struct iw_event 01075 { 01076 __u16 len; /* Real lenght of this stuff */ 01077 __u16 cmd; /* Wireless IOCTL */ 01078 union iwreq_data u; /* IOCTL fixed payload */ 01079 }; 01080 01081 /* Size of the Event prefix (including padding and alignement junk) */ 01082 #define IW_EV_LCP_LEN (sizeof(struct iw_event) - sizeof(union iwreq_data)) 01083 /* Size of the various events */ 01084 #define IW_EV_CHAR_LEN (IW_EV_LCP_LEN + IFNAMSIZ) 01085 #define IW_EV_UINT_LEN (IW_EV_LCP_LEN + sizeof(__u32)) 01086 #define IW_EV_FREQ_LEN (IW_EV_LCP_LEN + sizeof(struct iw_freq)) 01087 #define IW_EV_PARAM_LEN (IW_EV_LCP_LEN + sizeof(struct iw_param)) 01088 #define IW_EV_ADDR_LEN (IW_EV_LCP_LEN + sizeof(struct sockaddr)) 01089 #define IW_EV_QUAL_LEN (IW_EV_LCP_LEN + sizeof(struct iw_quality)) 01090 01091 /* iw_point events are special. First, the payload (extra data) come at 01092 * the end of the event, so they are bigger than IW_EV_POINT_LEN. Second, 01093 * we omit the pointer, so start at an offset. */ 01094 #define IW_EV_POINT_OFF (((char *) &(((struct iw_point *) NULL)->length)) - \ 01095 (char *) NULL) 01096 #define IW_EV_POINT_LEN (IW_EV_LCP_LEN + sizeof(struct iw_point) - \ 01097 IW_EV_POINT_OFF) 01098 01099 #endif /* _LINUX_WIRELESS_H */