net/mac80211/wext.c

   1 /*
   2  * Copyright 2002-2005, Instant802 Networks, Inc.
   3  * Copyright 2005-2006, Devicescape Software, Inc.
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License version 2 as
   7  * published by the Free Software Foundation.
   8  */
   9
  10 #include <linux/module.h>
  11 #include <linux/init.h>
  12 #include <linux/netdevice.h>
  13 #include <linux/types.h>
  14 #include <linux/slab.h>
  15 #include <linux/skbuff.h>
  16 #include <linux/etherdevice.h>
  17 #include <linux/if_arp.h>
  18 #include <linux/wireless.h>
  19 #include <net/iw_handler.h>
  20 #include <asm/uaccess.h>
  21
  22 #include <net/mac80211.h>
  23 #include "ieee80211_i.h"
  24 #include "led.h"
  25 #include "rate.h"
  26 #include "wpa.h"
  27 #include "aes_ccm.h"
  28
  29
  30 static int ieee80211_ioctl_siwessid(struct net_device *dev,
  31                                     struct iw_request_info *info,
  32                                     struct iw_point *data, char *ssid)
  33 {
  34         struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
  35
  36         if (sdata->vif.type == NL80211_IFTYPE_ADHOC)
  37                 return cfg80211_ibss_wext_siwessid(dev, info, data, ssid);
  38         else if (sdata->vif.type == NL80211_IFTYPE_STATION)
  39                 return cfg80211_mgd_wext_siwessid(dev, info, data, ssid);
  40
  41         return -EOPNOTSUPP;
  42 }
  43
  44
  45 static int ieee80211_ioctl_giwessid(struct net_device *dev,
  46                                     struct iw_request_info *info,
  47                                     struct iw_point *data, char *ssid)
  48 {
  49         struct ieee80211_sub_if_data *sdata;
  50
  51         sdata = IEEE80211_DEV_TO_SUB_IF(dev);
  52
  53         if (sdata->vif.type == NL80211_IFTYPE_ADHOC)
  54                 return cfg80211_ibss_wext_giwessid(dev, info, data, ssid);
  55         else if (sdata->vif.type == NL80211_IFTYPE_STATION)
  56                 return cfg80211_mgd_wext_giwessid(dev, info, data, ssid);
  57
  58         return -EOPNOTSUPP;
  59 }
  60
  61
  62 static int ieee80211_ioctl_siwap(struct net_device *dev,
  63                                  struct iw_request_info *info,
  64                                  struct sockaddr *ap_addr, char *extra)
  65 {
  66         struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
  67
  68         if (sdata->vif.type == NL80211_IFTYPE_ADHOC)
  69                 return cfg80211_ibss_wext_siwap(dev, info, ap_addr, extra);
  70
  71         if (sdata->vif.type == NL80211_IFTYPE_STATION)
  72                 return cfg80211_mgd_wext_siwap(dev, info, ap_addr, extra);
  73
  74         if (sdata->vif.type == NL80211_IFTYPE_WDS)
  75                 return cfg80211_wds_wext_siwap(dev, info, ap_addr, extra);
  76         return -EOPNOTSUPP;
  77 }
  78
  79
  80 static int ieee80211_ioctl_giwap(struct net_device *dev,
  81                                  struct iw_request_info *info,
  82                                  struct sockaddr *ap_addr, char *extra)
  83 {
  84         struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
  85
  86         if (sdata->vif.type == NL80211_IFTYPE_ADHOC)
  87                 return cfg80211_ibss_wext_giwap(dev, info, ap_addr, extra);
  88
  89         if (sdata->vif.type == NL80211_IFTYPE_STATION)
  90                 return cfg80211_mgd_wext_giwap(dev, info, ap_addr, extra);
  91
  92         if (sdata->vif.type == NL80211_IFTYPE_WDS)
  93                 return cfg80211_wds_wext_giwap(dev, info, ap_addr, extra);
  94
  95         return -EOPNOTSUPP;
  96 }
  97
  98
  99 /* Structures to export the Wireless Handlers */
 100
 101 static const iw_handler ieee80211_handler[] =
 102 {
 103         (iw_handler) NULL,                              /* SIOCSIWCOMMIT */
 104         (iw_handler) cfg80211_wext_giwname,             /* SIOCGIWNAME */
 105         (iw_handler) NULL,                              /* SIOCSIWNWID */
 106         (iw_handler) NULL,                              /* SIOCGIWNWID */
 107         (iw_handler) cfg80211_wext_siwfreq,             /* SIOCSIWFREQ */
 108         (iw_handler) cfg80211_wext_giwfreq,             /* SIOCGIWFREQ */
 109         (iw_handler) cfg80211_wext_siwmode,             /* SIOCSIWMODE */
 110         (iw_handler) cfg80211_wext_giwmode,             /* SIOCGIWMODE */
 111         (iw_handler) NULL,                              /* SIOCSIWSENS */
 112         (iw_handler) NULL,                              /* SIOCGIWSENS */
 113         (iw_handler) NULL /* not used */,               /* SIOCSIWRANGE */
 114         (iw_handler) cfg80211_wext_giwrange,            /* SIOCGIWRANGE */
 115         (iw_handler) NULL /* not used */,               /* SIOCSIWPRIV */
 116         (iw_handler) NULL /* kernel code */,            /* SIOCGIWPRIV */
 117         (iw_handler) NULL /* not used */,               /* SIOCSIWSTATS */
 118         (iw_handler) NULL /* kernel code */,            /* SIOCGIWSTATS */
 119         (iw_handler) NULL,                              /* SIOCSIWSPY */
 120         (iw_handler) NULL,                              /* SIOCGIWSPY */
 121         (iw_handler) NULL,                              /* SIOCSIWTHRSPY */
 122         (iw_handler) NULL,                              /* SIOCGIWTHRSPY */
 123         (iw_handler) ieee80211_ioctl_siwap,             /* SIOCSIWAP */
 124         (iw_handler) ieee80211_ioctl_giwap,             /* SIOCGIWAP */
 125         (iw_handler) cfg80211_wext_siwmlme,             /* SIOCSIWMLME */
 126         (iw_handler) NULL,                              /* SIOCGIWAPLIST */
 127         (iw_handler) cfg80211_wext_siwscan,             /* SIOCSIWSCAN */
 128         (iw_handler) cfg80211_wext_giwscan,             /* SIOCGIWSCAN */
 129         (iw_handler) ieee80211_ioctl_siwessid,          /* SIOCSIWESSID */
 130         (iw_handler) ieee80211_ioctl_giwessid,          /* SIOCGIWESSID */
 131         (iw_handler) NULL,                              /* SIOCSIWNICKN */
 132         (iw_handler) NULL,                              /* SIOCGIWNICKN */
 133         (iw_handler) NULL,                              /* -- hole -- */
 134         (iw_handler) NULL,                              /* -- hole -- */
 135         (iw_handler) cfg80211_wext_siwrate,             /* SIOCSIWRATE */
 136         (iw_handler) cfg80211_wext_giwrate,             /* SIOCGIWRATE */
 137         (iw_handler) cfg80211_wext_siwrts,              /* SIOCSIWRTS */
 138         (iw_handler) cfg80211_wext_giwrts,              /* SIOCGIWRTS */
 139         (iw_handler) cfg80211_wext_siwfrag,             /* SIOCSIWFRAG */
 140         (iw_handler) cfg80211_wext_giwfrag,             /* SIOCGIWFRAG */
 141         (iw_handler) cfg80211_wext_siwtxpower,          /* SIOCSIWTXPOW */
 142         (iw_handler) cfg80211_wext_giwtxpower,          /* SIOCGIWTXPOW */
 143         (iw_handler) cfg80211_wext_siwretry,            /* SIOCSIWRETRY */
 144         (iw_handler) cfg80211_wext_giwretry,            /* SIOCGIWRETRY */
 145         (iw_handler) cfg80211_wext_siwencode,           /* SIOCSIWENCODE */
 146         (iw_handler) cfg80211_wext_giwencode,           /* SIOCGIWENCODE */
 147         (iw_handler) cfg80211_wext_siwpower,            /* SIOCSIWPOWER */
 148         (iw_handler) cfg80211_wext_giwpower,            /* SIOCGIWPOWER */
 149         (iw_handler) NULL,                              /* -- hole -- */
 150         (iw_handler) NULL,                              /* -- hole -- */
 151         (iw_handler) cfg80211_wext_siwgenie,            /* SIOCSIWGENIE */
 152         (iw_handler) NULL,                              /* SIOCGIWGENIE */
 153         (iw_handler) cfg80211_wext_siwauth,             /* SIOCSIWAUTH */
 154         (iw_handler) cfg80211_wext_giwauth,             /* SIOCGIWAUTH */
 155         (iw_handler) cfg80211_wext_siwencodeext,        /* SIOCSIWENCODEEXT */
 156         (iw_handler) NULL,                              /* SIOCGIWENCODEEXT */
 157         (iw_handler) NULL,                              /* SIOCSIWPMKSA */
 158         (iw_handler) NULL,                              /* -- hole -- */
 159 };
 160
 161 const struct iw_handler_def ieee80211_iw_handler_def =
 162 {
 163         .num_standard   = ARRAY_SIZE(ieee80211_handler),
 164         .standard       = (iw_handler *) ieee80211_handler,
 165         .get_wireless_stats = cfg80211_wireless_stats,
 166 };