| Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 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" | 
| Johannes Berg | 2c8dccc | 2008-04-08 15:14:40 -0400 | [diff] [blame] | 24 | #include "led.h" | 
 | 25 | #include "rate.h" | 
| Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 26 | #include "wpa.h" | 
 | 27 | #include "aes_ccm.h" | 
| Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 28 |  | 
| Johannes Berg | b708e61 | 2007-09-14 11:10:25 -0400 | [diff] [blame] | 29 |  | 
| Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 30 | static int ieee80211_ioctl_siwgenie(struct net_device *dev, | 
 | 31 | 				    struct iw_request_info *info, | 
 | 32 | 				    struct iw_point *data, char *extra) | 
 | 33 | { | 
 | 34 | 	struct ieee80211_sub_if_data *sdata; | 
| Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 35 |  | 
 | 36 | 	sdata = IEEE80211_DEV_TO_SUB_IF(dev); | 
| Johannes Berg | ddd3d2b | 2007-09-26 17:53:20 +0200 | [diff] [blame] | 37 |  | 
| Johannes Berg | 4690029 | 2009-02-15 12:44:28 +0100 | [diff] [blame] | 38 | 	if (sdata->vif.type == NL80211_IFTYPE_STATION) { | 
| Jasper Bryant-Greene | f698d85 | 2008-08-03 12:04:37 +1200 | [diff] [blame] | 39 | 		int ret = ieee80211_sta_set_extra_ie(sdata, extra, data->length); | 
| Johannes Berg | 175427c | 2009-05-19 22:16:25 +0200 | [diff] [blame] | 40 | 		if (ret && ret != -EALREADY) | 
| Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 41 | 			return ret; | 
| Johannes Berg | 4690029 | 2009-02-15 12:44:28 +0100 | [diff] [blame] | 42 | 		sdata->u.mgd.flags &= ~IEEE80211_STA_AUTO_BSSID_SEL; | 
| Jouni Malinen | 636a5d3 | 2009-03-19 13:39:22 +0200 | [diff] [blame] | 43 | 		sdata->u.mgd.flags &= ~IEEE80211_STA_EXT_SME; | 
| Jouni Malinen | 3f77316c | 2009-05-11 21:57:57 +0300 | [diff] [blame] | 44 | 		sdata->u.mgd.flags &= ~IEEE80211_STA_CONTROL_PORT; | 
| Johannes Berg | 175427c | 2009-05-19 22:16:25 +0200 | [diff] [blame] | 45 | 		if (ret != -EALREADY) | 
 | 46 | 			ieee80211_sta_req_auth(sdata); | 
| Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 47 | 		return 0; | 
 | 48 | 	} | 
 | 49 |  | 
| Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 50 | 	return -EOPNOTSUPP; | 
 | 51 | } | 
 | 52 |  | 
| Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 53 | static int ieee80211_ioctl_siwfreq(struct net_device *dev, | 
 | 54 | 				   struct iw_request_info *info, | 
 | 55 | 				   struct iw_freq *freq, char *extra) | 
 | 56 | { | 
| Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 57 | 	struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); | 
| Johannes Berg | 7e9debe | 2009-06-15 13:42:25 +0200 | [diff] [blame] | 58 | 	struct ieee80211_local *local = sdata->local; | 
 | 59 | 	struct ieee80211_channel *chan; | 
| Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 60 |  | 
| Johannes Berg | 4690029 | 2009-02-15 12:44:28 +0100 | [diff] [blame] | 61 | 	if (sdata->vif.type == NL80211_IFTYPE_ADHOC) | 
| Johannes Berg | af8cdcd | 2009-04-19 21:25:43 +0200 | [diff] [blame] | 62 | 		return cfg80211_ibss_wext_siwfreq(dev, info, freq, extra); | 
| Johannes Berg | 4690029 | 2009-02-15 12:44:28 +0100 | [diff] [blame] | 63 | 	else if (sdata->vif.type == NL80211_IFTYPE_STATION) | 
 | 64 | 		sdata->u.mgd.flags &= ~IEEE80211_STA_AUTO_CHANNEL_SEL; | 
| Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 65 |  | 
 | 66 | 	/* freq->e == 0: freq->m = channel; otherwise freq = m * 10^e */ | 
 | 67 | 	if (freq->e == 0) { | 
 | 68 | 		if (freq->m < 0) { | 
| Johannes Berg | af8cdcd | 2009-04-19 21:25:43 +0200 | [diff] [blame] | 69 | 			if (sdata->vif.type == NL80211_IFTYPE_STATION) | 
| Johannes Berg | 4690029 | 2009-02-15 12:44:28 +0100 | [diff] [blame] | 70 | 				sdata->u.mgd.flags |= | 
| Jiri Slaby | d6f2da5 | 2007-08-28 17:01:54 -0400 | [diff] [blame] | 71 | 					IEEE80211_STA_AUTO_CHANNEL_SEL; | 
| Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 72 | 			return 0; | 
 | 73 | 		} else | 
| Johannes Berg | 7e9debe | 2009-06-15 13:42:25 +0200 | [diff] [blame] | 74 | 			chan = ieee80211_get_channel(local->hw.wiphy, | 
| Johannes Berg | 8318d78 | 2008-01-24 19:38:38 +0100 | [diff] [blame] | 75 | 				ieee80211_channel_to_frequency(freq->m)); | 
| Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 76 | 	} else { | 
 | 77 | 		int i, div = 1000000; | 
 | 78 | 		for (i = 0; i < freq->e; i++) | 
 | 79 | 			div /= 10; | 
| Johannes Berg | 7e9debe | 2009-06-15 13:42:25 +0200 | [diff] [blame] | 80 | 		if (div <= 0) | 
| Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 81 | 			return -EINVAL; | 
| Johannes Berg | 7e9debe | 2009-06-15 13:42:25 +0200 | [diff] [blame] | 82 | 		chan = ieee80211_get_channel(local->hw.wiphy, freq->m / div); | 
| Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 83 | 	} | 
| Johannes Berg | 7e9debe | 2009-06-15 13:42:25 +0200 | [diff] [blame] | 84 |  | 
 | 85 | 	if (!chan) | 
 | 86 | 		return -EINVAL; | 
 | 87 |  | 
 | 88 | 	if (chan->flags & IEEE80211_CHAN_DISABLED) | 
 | 89 | 		return -EINVAL; | 
 | 90 |  | 
 | 91 | 	/* | 
 | 92 | 	 * no change except maybe auto -> fixed, ignore the HT | 
 | 93 | 	 * setting so you can fix a channel you're on already | 
 | 94 | 	 */ | 
 | 95 | 	if (local->oper_channel == chan) | 
 | 96 | 		return 0; | 
 | 97 |  | 
 | 98 | 	if (sdata->vif.type == NL80211_IFTYPE_STATION) | 
 | 99 | 		ieee80211_sta_req_auth(sdata); | 
 | 100 |  | 
 | 101 | 	local->oper_channel = chan; | 
 | 102 | 	local->oper_channel_type = NL80211_CHAN_NO_HT; | 
 | 103 | 	ieee80211_hw_config(local, 0); | 
 | 104 |  | 
 | 105 | 	return 0; | 
| Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 106 | } | 
 | 107 |  | 
 | 108 |  | 
 | 109 | static int ieee80211_ioctl_giwfreq(struct net_device *dev, | 
 | 110 | 				   struct iw_request_info *info, | 
 | 111 | 				   struct iw_freq *freq, char *extra) | 
 | 112 | { | 
 | 113 | 	struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); | 
| Johannes Berg | af8cdcd | 2009-04-19 21:25:43 +0200 | [diff] [blame] | 114 | 	struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); | 
 | 115 |  | 
 | 116 | 	if (sdata->vif.type == NL80211_IFTYPE_ADHOC) | 
 | 117 | 		return cfg80211_ibss_wext_giwfreq(dev, info, freq, extra); | 
| Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 118 |  | 
| Johannes Berg | 7738231 | 2009-05-04 17:52:10 +0200 | [diff] [blame] | 119 | 	freq->m = local->oper_channel->center_freq; | 
| Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 120 | 	freq->e = 6; | 
 | 121 |  | 
 | 122 | 	return 0; | 
 | 123 | } | 
 | 124 |  | 
 | 125 |  | 
 | 126 | static int ieee80211_ioctl_siwessid(struct net_device *dev, | 
 | 127 | 				    struct iw_request_info *info, | 
 | 128 | 				    struct iw_point *data, char *ssid) | 
 | 129 | { | 
| Johannes Berg | af8cdcd | 2009-04-19 21:25:43 +0200 | [diff] [blame] | 130 | 	struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); | 
| Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 131 | 	size_t len = data->length; | 
| Johannes Berg | 4690029 | 2009-02-15 12:44:28 +0100 | [diff] [blame] | 132 | 	int ret; | 
| Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 133 |  | 
| Johannes Berg | af8cdcd | 2009-04-19 21:25:43 +0200 | [diff] [blame] | 134 | 	if (sdata->vif.type == NL80211_IFTYPE_ADHOC) | 
 | 135 | 		return cfg80211_ibss_wext_siwessid(dev, info, data, ssid); | 
 | 136 |  | 
| Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 137 | 	/* iwconfig uses nul termination in SSID.. */ | 
 | 138 | 	if (len > 0 && ssid[len - 1] == '\0') | 
 | 139 | 		len--; | 
 | 140 |  | 
| Johannes Berg | 4690029 | 2009-02-15 12:44:28 +0100 | [diff] [blame] | 141 | 	if (sdata->vif.type == NL80211_IFTYPE_STATION) { | 
| Jiri Slaby | d6f2da5 | 2007-08-28 17:01:54 -0400 | [diff] [blame] | 142 | 		if (data->flags) | 
| Johannes Berg | 4690029 | 2009-02-15 12:44:28 +0100 | [diff] [blame] | 143 | 			sdata->u.mgd.flags &= ~IEEE80211_STA_AUTO_SSID_SEL; | 
| Jiri Slaby | d6f2da5 | 2007-08-28 17:01:54 -0400 | [diff] [blame] | 144 | 		else | 
| Johannes Berg | 4690029 | 2009-02-15 12:44:28 +0100 | [diff] [blame] | 145 | 			sdata->u.mgd.flags |= IEEE80211_STA_AUTO_SSID_SEL; | 
 | 146 |  | 
| Jasper Bryant-Greene | f698d85 | 2008-08-03 12:04:37 +1200 | [diff] [blame] | 147 | 		ret = ieee80211_sta_set_ssid(sdata, ssid, len); | 
| Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 148 | 		if (ret) | 
 | 149 | 			return ret; | 
| Johannes Berg | 4690029 | 2009-02-15 12:44:28 +0100 | [diff] [blame] | 150 |  | 
| Jouni Malinen | 636a5d3 | 2009-03-19 13:39:22 +0200 | [diff] [blame] | 151 | 		sdata->u.mgd.flags &= ~IEEE80211_STA_EXT_SME; | 
| Jouni Malinen | 3f77316c | 2009-05-11 21:57:57 +0300 | [diff] [blame] | 152 | 		sdata->u.mgd.flags &= ~IEEE80211_STA_CONTROL_PORT; | 
| Johannes Berg | 4690029 | 2009-02-15 12:44:28 +0100 | [diff] [blame] | 153 | 		ieee80211_sta_req_auth(sdata); | 
| Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 154 | 		return 0; | 
| Johannes Berg | af8cdcd | 2009-04-19 21:25:43 +0200 | [diff] [blame] | 155 | 	} | 
| Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 156 |  | 
| Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 157 | 	return -EOPNOTSUPP; | 
 | 158 | } | 
 | 159 |  | 
 | 160 |  | 
 | 161 | static int ieee80211_ioctl_giwessid(struct net_device *dev, | 
 | 162 | 				    struct iw_request_info *info, | 
 | 163 | 				    struct iw_point *data, char *ssid) | 
 | 164 | { | 
 | 165 | 	size_t len; | 
| Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 166 | 	struct ieee80211_sub_if_data *sdata; | 
| Johannes Berg | af8cdcd | 2009-04-19 21:25:43 +0200 | [diff] [blame] | 167 |  | 
| Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 168 | 	sdata = IEEE80211_DEV_TO_SUB_IF(dev); | 
| Johannes Berg | af8cdcd | 2009-04-19 21:25:43 +0200 | [diff] [blame] | 169 |  | 
 | 170 | 	if (sdata->vif.type == NL80211_IFTYPE_ADHOC) | 
 | 171 | 		return cfg80211_ibss_wext_giwessid(dev, info, data, ssid); | 
 | 172 |  | 
| Johannes Berg | 4690029 | 2009-02-15 12:44:28 +0100 | [diff] [blame] | 173 | 	if (sdata->vif.type == NL80211_IFTYPE_STATION) { | 
| Jasper Bryant-Greene | f698d85 | 2008-08-03 12:04:37 +1200 | [diff] [blame] | 174 | 		int res = ieee80211_sta_get_ssid(sdata, ssid, &len); | 
| Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 175 | 		if (res == 0) { | 
 | 176 | 			data->length = len; | 
 | 177 | 			data->flags = 1; | 
 | 178 | 		} else | 
 | 179 | 			data->flags = 0; | 
 | 180 | 		return res; | 
 | 181 | 	} | 
 | 182 |  | 
| Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 183 | 	return -EOPNOTSUPP; | 
 | 184 | } | 
 | 185 |  | 
 | 186 |  | 
 | 187 | static int ieee80211_ioctl_siwap(struct net_device *dev, | 
 | 188 | 				 struct iw_request_info *info, | 
 | 189 | 				 struct sockaddr *ap_addr, char *extra) | 
 | 190 | { | 
| Johannes Berg | af8cdcd | 2009-04-19 21:25:43 +0200 | [diff] [blame] | 191 | 	struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); | 
| Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 192 |  | 
| Johannes Berg | af8cdcd | 2009-04-19 21:25:43 +0200 | [diff] [blame] | 193 | 	if (sdata->vif.type == NL80211_IFTYPE_ADHOC) | 
 | 194 | 		return cfg80211_ibss_wext_siwap(dev, info, ap_addr, extra); | 
 | 195 |  | 
| Johannes Berg | 4690029 | 2009-02-15 12:44:28 +0100 | [diff] [blame] | 196 | 	if (sdata->vif.type == NL80211_IFTYPE_STATION) { | 
| Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 197 | 		int ret; | 
| Johannes Berg | 7986cf9 | 2009-03-21 17:08:43 +0100 | [diff] [blame] | 198 |  | 
| Jiri Slaby | d6f2da5 | 2007-08-28 17:01:54 -0400 | [diff] [blame] | 199 | 		if (is_zero_ether_addr((u8 *) &ap_addr->sa_data)) | 
| Johannes Berg | 4690029 | 2009-02-15 12:44:28 +0100 | [diff] [blame] | 200 | 			sdata->u.mgd.flags |= IEEE80211_STA_AUTO_BSSID_SEL | | 
| Jiri Slaby | d6f2da5 | 2007-08-28 17:01:54 -0400 | [diff] [blame] | 201 | 				IEEE80211_STA_AUTO_CHANNEL_SEL; | 
 | 202 | 		else if (is_broadcast_ether_addr((u8 *) &ap_addr->sa_data)) | 
| Johannes Berg | 4690029 | 2009-02-15 12:44:28 +0100 | [diff] [blame] | 203 | 			sdata->u.mgd.flags |= IEEE80211_STA_AUTO_BSSID_SEL; | 
| Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 204 | 		else | 
| Johannes Berg | 4690029 | 2009-02-15 12:44:28 +0100 | [diff] [blame] | 205 | 			sdata->u.mgd.flags &= ~IEEE80211_STA_AUTO_BSSID_SEL; | 
| Jasper Bryant-Greene | f698d85 | 2008-08-03 12:04:37 +1200 | [diff] [blame] | 206 | 		ret = ieee80211_sta_set_bssid(sdata, (u8 *) &ap_addr->sa_data); | 
| Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 207 | 		if (ret) | 
 | 208 | 			return ret; | 
| Jouni Malinen | 636a5d3 | 2009-03-19 13:39:22 +0200 | [diff] [blame] | 209 | 		sdata->u.mgd.flags &= ~IEEE80211_STA_EXT_SME; | 
| Jouni Malinen | 3f77316c | 2009-05-11 21:57:57 +0300 | [diff] [blame] | 210 | 		sdata->u.mgd.flags &= ~IEEE80211_STA_CONTROL_PORT; | 
| Johannes Berg | 4690029 | 2009-02-15 12:44:28 +0100 | [diff] [blame] | 211 | 		ieee80211_sta_req_auth(sdata); | 
| Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 212 | 		return 0; | 
| Johannes Berg | 05c914f | 2008-09-11 00:01:58 +0200 | [diff] [blame] | 213 | 	} else if (sdata->vif.type == NL80211_IFTYPE_WDS) { | 
| Johannes Berg | 44213b5 | 2008-02-25 16:27:49 +0100 | [diff] [blame] | 214 | 		/* | 
 | 215 | 		 * If it is necessary to update the WDS peer address | 
 | 216 | 		 * while the interface is running, then we need to do | 
 | 217 | 		 * more work here, namely if it is running we need to | 
 | 218 | 		 * add a new and remove the old STA entry, this is | 
 | 219 | 		 * normally handled by _open() and _stop(). | 
 | 220 | 		 */ | 
 | 221 | 		if (netif_running(dev)) | 
 | 222 | 			return -EBUSY; | 
 | 223 |  | 
 | 224 | 		memcpy(&sdata->u.wds.remote_addr, (u8 *) &ap_addr->sa_data, | 
 | 225 | 		       ETH_ALEN); | 
 | 226 |  | 
 | 227 | 		return 0; | 
| Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 228 | 	} | 
 | 229 |  | 
 | 230 | 	return -EOPNOTSUPP; | 
 | 231 | } | 
 | 232 |  | 
 | 233 |  | 
 | 234 | static int ieee80211_ioctl_giwap(struct net_device *dev, | 
 | 235 | 				 struct iw_request_info *info, | 
 | 236 | 				 struct sockaddr *ap_addr, char *extra) | 
 | 237 | { | 
| Johannes Berg | af8cdcd | 2009-04-19 21:25:43 +0200 | [diff] [blame] | 238 | 	struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); | 
| Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 239 |  | 
| Johannes Berg | af8cdcd | 2009-04-19 21:25:43 +0200 | [diff] [blame] | 240 | 	if (sdata->vif.type == NL80211_IFTYPE_ADHOC) | 
 | 241 | 		return cfg80211_ibss_wext_giwap(dev, info, ap_addr, extra); | 
 | 242 |  | 
| Johannes Berg | 4690029 | 2009-02-15 12:44:28 +0100 | [diff] [blame] | 243 | 	if (sdata->vif.type == NL80211_IFTYPE_STATION) { | 
 | 244 | 		if (sdata->u.mgd.state == IEEE80211_STA_MLME_ASSOCIATED) { | 
| Abhijeet Kolekar | d4231ca | 2008-05-23 10:15:26 -0700 | [diff] [blame] | 245 | 			ap_addr->sa_family = ARPHRD_ETHER; | 
| Johannes Berg | 4690029 | 2009-02-15 12:44:28 +0100 | [diff] [blame] | 246 | 			memcpy(&ap_addr->sa_data, sdata->u.mgd.bssid, ETH_ALEN); | 
 | 247 | 		} else | 
| Abhijeet Kolekar | d4231ca | 2008-05-23 10:15:26 -0700 | [diff] [blame] | 248 | 			memset(&ap_addr->sa_data, 0, ETH_ALEN); | 
| Johannes Berg | 4690029 | 2009-02-15 12:44:28 +0100 | [diff] [blame] | 249 | 		return 0; | 
| Johannes Berg | 05c914f | 2008-09-11 00:01:58 +0200 | [diff] [blame] | 250 | 	} else if (sdata->vif.type == NL80211_IFTYPE_WDS) { | 
| Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 251 | 		ap_addr->sa_family = ARPHRD_ETHER; | 
 | 252 | 		memcpy(&ap_addr->sa_data, sdata->u.wds.remote_addr, ETH_ALEN); | 
 | 253 | 		return 0; | 
 | 254 | 	} | 
 | 255 |  | 
 | 256 | 	return -EOPNOTSUPP; | 
 | 257 | } | 
 | 258 |  | 
 | 259 |  | 
| Larry Finger | 1fd5e58 | 2007-07-10 19:32:10 +0200 | [diff] [blame] | 260 | static int ieee80211_ioctl_siwrate(struct net_device *dev, | 
 | 261 | 				  struct iw_request_info *info, | 
 | 262 | 				  struct iw_param *rate, char *extra) | 
 | 263 | { | 
 | 264 | 	struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); | 
| Johannes Berg | 8318d78 | 2008-01-24 19:38:38 +0100 | [diff] [blame] | 265 | 	int i, err = -EINVAL; | 
| Larry Finger | 1fd5e58 | 2007-07-10 19:32:10 +0200 | [diff] [blame] | 266 | 	u32 target_rate = rate->value / 100000; | 
 | 267 | 	struct ieee80211_sub_if_data *sdata; | 
| Johannes Berg | 8318d78 | 2008-01-24 19:38:38 +0100 | [diff] [blame] | 268 | 	struct ieee80211_supported_band *sband; | 
| Larry Finger | 1fd5e58 | 2007-07-10 19:32:10 +0200 | [diff] [blame] | 269 |  | 
 | 270 | 	sdata = IEEE80211_DEV_TO_SUB_IF(dev); | 
| Johannes Berg | 8318d78 | 2008-01-24 19:38:38 +0100 | [diff] [blame] | 271 |  | 
 | 272 | 	sband = local->hw.wiphy->bands[local->hw.conf.channel->band]; | 
 | 273 |  | 
| Larry Finger | 1fd5e58 | 2007-07-10 19:32:10 +0200 | [diff] [blame] | 274 | 	/* target_rate = -1, rate->fixed = 0 means auto only, so use all rates | 
 | 275 | 	 * target_rate = X, rate->fixed = 1 means only rate X | 
 | 276 | 	 * target_rate = X, rate->fixed = 0 means all rates <= X */ | 
| Johannes Berg | 3e122be | 2008-07-09 14:40:34 +0200 | [diff] [blame] | 277 | 	sdata->max_ratectrl_rateidx = -1; | 
 | 278 | 	sdata->force_unicast_rateidx = -1; | 
| Larry Finger | 1fd5e58 | 2007-07-10 19:32:10 +0200 | [diff] [blame] | 279 | 	if (rate->value < 0) | 
 | 280 | 		return 0; | 
| Johannes Berg | 8318d78 | 2008-01-24 19:38:38 +0100 | [diff] [blame] | 281 |  | 
 | 282 | 	for (i=0; i< sband->n_bitrates; i++) { | 
 | 283 | 		struct ieee80211_rate *brate = &sband->bitrates[i]; | 
 | 284 | 		int this_rate = brate->bitrate; | 
| Larry Finger | 1fd5e58 | 2007-07-10 19:32:10 +0200 | [diff] [blame] | 285 |  | 
| Larry Finger | 1fd5e58 | 2007-07-10 19:32:10 +0200 | [diff] [blame] | 286 | 		if (target_rate == this_rate) { | 
| Johannes Berg | 3e122be | 2008-07-09 14:40:34 +0200 | [diff] [blame] | 287 | 			sdata->max_ratectrl_rateidx = i; | 
| Larry Finger | 1fd5e58 | 2007-07-10 19:32:10 +0200 | [diff] [blame] | 288 | 			if (rate->fixed) | 
| Johannes Berg | 3e122be | 2008-07-09 14:40:34 +0200 | [diff] [blame] | 289 | 				sdata->force_unicast_rateidx = i; | 
| Johannes Berg | 8318d78 | 2008-01-24 19:38:38 +0100 | [diff] [blame] | 290 | 			err = 0; | 
 | 291 | 			break; | 
| Larry Finger | 1fd5e58 | 2007-07-10 19:32:10 +0200 | [diff] [blame] | 292 | 		} | 
 | 293 | 	} | 
| Johannes Berg | 8318d78 | 2008-01-24 19:38:38 +0100 | [diff] [blame] | 294 | 	return err; | 
| Larry Finger | 1fd5e58 | 2007-07-10 19:32:10 +0200 | [diff] [blame] | 295 | } | 
 | 296 |  | 
| Larry Finger | b3d88ad | 2007-06-10 17:57:33 -0700 | [diff] [blame] | 297 | static int ieee80211_ioctl_giwrate(struct net_device *dev, | 
 | 298 | 				  struct iw_request_info *info, | 
 | 299 | 				  struct iw_param *rate, char *extra) | 
 | 300 | { | 
 | 301 | 	struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); | 
 | 302 | 	struct sta_info *sta; | 
 | 303 | 	struct ieee80211_sub_if_data *sdata; | 
| Johannes Berg | 8318d78 | 2008-01-24 19:38:38 +0100 | [diff] [blame] | 304 | 	struct ieee80211_supported_band *sband; | 
| Larry Finger | b3d88ad | 2007-06-10 17:57:33 -0700 | [diff] [blame] | 305 |  | 
 | 306 | 	sdata = IEEE80211_DEV_TO_SUB_IF(dev); | 
| Johannes Berg | 8318d78 | 2008-01-24 19:38:38 +0100 | [diff] [blame] | 307 |  | 
| Johannes Berg | 05c914f | 2008-09-11 00:01:58 +0200 | [diff] [blame] | 308 | 	if (sdata->vif.type != NL80211_IFTYPE_STATION) | 
| Larry Finger | b3d88ad | 2007-06-10 17:57:33 -0700 | [diff] [blame] | 309 | 		return -EOPNOTSUPP; | 
| Johannes Berg | 8318d78 | 2008-01-24 19:38:38 +0100 | [diff] [blame] | 310 |  | 
 | 311 | 	sband = local->hw.wiphy->bands[local->hw.conf.channel->band]; | 
 | 312 |  | 
| Johannes Berg | 380a942 | 2008-04-04 23:40:35 +0200 | [diff] [blame] | 313 | 	rcu_read_lock(); | 
 | 314 |  | 
| Johannes Berg | 4690029 | 2009-02-15 12:44:28 +0100 | [diff] [blame] | 315 | 	sta = sta_info_get(local, sdata->u.mgd.bssid); | 
| Johannes Berg | 380a942 | 2008-04-04 23:40:35 +0200 | [diff] [blame] | 316 |  | 
| Johannes Berg | e6a9854 | 2008-10-21 12:40:02 +0200 | [diff] [blame] | 317 | 	if (sta && !(sta->last_tx_rate.flags & IEEE80211_TX_RC_MCS)) | 
 | 318 | 		rate->value = sband->bitrates[sta->last_tx_rate.idx].bitrate; | 
| Larry Finger | b3d88ad | 2007-06-10 17:57:33 -0700 | [diff] [blame] | 319 | 	else | 
 | 320 | 		rate->value = 0; | 
| Johannes Berg | 380a942 | 2008-04-04 23:40:35 +0200 | [diff] [blame] | 321 |  | 
 | 322 | 	rcu_read_unlock(); | 
 | 323 |  | 
 | 324 | 	if (!sta) | 
 | 325 | 		return -ENODEV; | 
 | 326 |  | 
| Johannes Berg | 8318d78 | 2008-01-24 19:38:38 +0100 | [diff] [blame] | 327 | 	rate->value *= 100000; | 
| Johannes Berg | d0709a6 | 2008-02-25 16:27:46 +0100 | [diff] [blame] | 328 |  | 
| Larry Finger | b3d88ad | 2007-06-10 17:57:33 -0700 | [diff] [blame] | 329 | 	return 0; | 
 | 330 | } | 
 | 331 |  | 
| Samuel Ortiz | 49292d5 | 2008-07-04 10:49:31 +0200 | [diff] [blame] | 332 | static int ieee80211_ioctl_siwpower(struct net_device *dev, | 
 | 333 | 				    struct iw_request_info *info, | 
 | 334 | 				    struct iw_param *wrq, | 
 | 335 | 				    char *extra) | 
 | 336 | { | 
| Kalle Valo | e0cb686 | 2008-12-18 23:35:13 +0200 | [diff] [blame] | 337 | 	struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); | 
| Samuel Ortiz | 49292d5 | 2008-07-04 10:49:31 +0200 | [diff] [blame] | 338 | 	struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); | 
 | 339 | 	struct ieee80211_conf *conf = &local->hw.conf; | 
| Johannes Berg | 965beda | 2009-04-16 13:17:24 +0200 | [diff] [blame] | 340 | 	int timeout = 0; | 
| Kalle Valo | e0cb686 | 2008-12-18 23:35:13 +0200 | [diff] [blame] | 341 | 	bool ps; | 
 | 342 |  | 
| Johannes Berg | 4be8c38 | 2009-01-07 18:28:20 +0100 | [diff] [blame] | 343 | 	if (!(local->hw.flags & IEEE80211_HW_SUPPORTS_PS)) | 
 | 344 | 		return -EOPNOTSUPP; | 
 | 345 |  | 
| Kalle Valo | e0cb686 | 2008-12-18 23:35:13 +0200 | [diff] [blame] | 346 | 	if (sdata->vif.type != NL80211_IFTYPE_STATION) | 
 | 347 | 		return -EINVAL; | 
| Samuel Ortiz | 49292d5 | 2008-07-04 10:49:31 +0200 | [diff] [blame] | 348 |  | 
 | 349 | 	if (wrq->disabled) { | 
| Kalle Valo | e0cb686 | 2008-12-18 23:35:13 +0200 | [diff] [blame] | 350 | 		ps = false; | 
| Kalle Valo | 520eb82 | 2008-12-18 23:35:27 +0200 | [diff] [blame] | 351 | 		timeout = 0; | 
| Kalle Valo | e0cb686 | 2008-12-18 23:35:13 +0200 | [diff] [blame] | 352 | 		goto set; | 
| Samuel Ortiz | 49292d5 | 2008-07-04 10:49:31 +0200 | [diff] [blame] | 353 | 	} | 
 | 354 |  | 
 | 355 | 	switch (wrq->flags & IW_POWER_MODE) { | 
 | 356 | 	case IW_POWER_ON:       /* If not specified */ | 
 | 357 | 	case IW_POWER_MODE:     /* If set all mask */ | 
 | 358 | 	case IW_POWER_ALL_R:    /* If explicitely state all */ | 
| Kalle Valo | e0cb686 | 2008-12-18 23:35:13 +0200 | [diff] [blame] | 359 | 		ps = true; | 
| Samuel Ortiz | 49292d5 | 2008-07-04 10:49:31 +0200 | [diff] [blame] | 360 | 		break; | 
| Kalle Valo | 520eb82 | 2008-12-18 23:35:27 +0200 | [diff] [blame] | 361 | 	default:                /* Otherwise we ignore */ | 
| Johannes Berg | e9aeaba | 2009-01-06 18:12:35 +0100 | [diff] [blame] | 362 | 		return -EINVAL; | 
| Samuel Ortiz | 49292d5 | 2008-07-04 10:49:31 +0200 | [diff] [blame] | 363 | 	} | 
 | 364 |  | 
| Johannes Berg | e9aeaba | 2009-01-06 18:12:35 +0100 | [diff] [blame] | 365 | 	if (wrq->flags & ~(IW_POWER_MODE | IW_POWER_TIMEOUT)) | 
 | 366 | 		return -EINVAL; | 
 | 367 |  | 
| Kalle Valo | 520eb82 | 2008-12-18 23:35:27 +0200 | [diff] [blame] | 368 | 	if (wrq->flags & IW_POWER_TIMEOUT) | 
 | 369 | 		timeout = wrq->value / 1000; | 
| Kalle Valo | e0cb686 | 2008-12-18 23:35:13 +0200 | [diff] [blame] | 370 |  | 
| Johannes Berg | 4be8c38 | 2009-01-07 18:28:20 +0100 | [diff] [blame] | 371 |  set: | 
| Johannes Berg | 965beda | 2009-04-16 13:17:24 +0200 | [diff] [blame] | 372 | 	if (ps == sdata->u.mgd.powersave && timeout == conf->dynamic_ps_timeout) | 
 | 373 | 		return 0; | 
| Kalle Valo | 520eb82 | 2008-12-18 23:35:27 +0200 | [diff] [blame] | 374 |  | 
| Johannes Berg | 965beda | 2009-04-16 13:17:24 +0200 | [diff] [blame] | 375 | 	sdata->u.mgd.powersave = ps; | 
| Johannes Berg | 46f2c4b | 2009-01-06 18:13:18 +0100 | [diff] [blame] | 376 | 	conf->dynamic_ps_timeout = timeout; | 
| Kalle Valo | e0cb686 | 2008-12-18 23:35:13 +0200 | [diff] [blame] | 377 |  | 
| Johannes Berg | 4be8c38 | 2009-01-07 18:28:20 +0100 | [diff] [blame] | 378 | 	if (local->hw.flags & IEEE80211_HW_SUPPORTS_DYNAMIC_PS) | 
| Johannes Berg | e255d5e | 2009-04-22 12:40:07 +0200 | [diff] [blame] | 379 | 		ieee80211_hw_config(local, IEEE80211_CONF_CHANGE_PS); | 
| Johannes Berg | 4be8c38 | 2009-01-07 18:28:20 +0100 | [diff] [blame] | 380 |  | 
| Johannes Berg | 10f644a | 2009-04-16 13:17:25 +0200 | [diff] [blame] | 381 | 	ieee80211_recalc_ps(local, -1); | 
| Johannes Berg | 4be8c38 | 2009-01-07 18:28:20 +0100 | [diff] [blame] | 382 |  | 
| Johannes Berg | 965beda | 2009-04-16 13:17:24 +0200 | [diff] [blame] | 383 | 	return 0; | 
| Samuel Ortiz | 49292d5 | 2008-07-04 10:49:31 +0200 | [diff] [blame] | 384 | } | 
 | 385 |  | 
 | 386 | static int ieee80211_ioctl_giwpower(struct net_device *dev, | 
 | 387 | 				    struct iw_request_info *info, | 
 | 388 | 				    union iwreq_data *wrqu, | 
 | 389 | 				    char *extra) | 
 | 390 | { | 
| Johannes Berg | 965beda | 2009-04-16 13:17:24 +0200 | [diff] [blame] | 391 | 	struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); | 
| Samuel Ortiz | 49292d5 | 2008-07-04 10:49:31 +0200 | [diff] [blame] | 392 |  | 
| Johannes Berg | 965beda | 2009-04-16 13:17:24 +0200 | [diff] [blame] | 393 | 	wrqu->power.disabled = !sdata->u.mgd.powersave; | 
| Samuel Ortiz | 49292d5 | 2008-07-04 10:49:31 +0200 | [diff] [blame] | 394 |  | 
 | 395 | 	return 0; | 
 | 396 | } | 
 | 397 |  | 
| Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 398 | static int ieee80211_ioctl_siwauth(struct net_device *dev, | 
 | 399 | 				   struct iw_request_info *info, | 
 | 400 | 				   struct iw_param *data, char *extra) | 
 | 401 | { | 
| Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 402 | 	struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); | 
 | 403 | 	int ret = 0; | 
 | 404 |  | 
 | 405 | 	switch (data->flags & IW_AUTH_INDEX) { | 
 | 406 | 	case IW_AUTH_WPA_VERSION: | 
| Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 407 | 	case IW_AUTH_CIPHER_GROUP: | 
 | 408 | 	case IW_AUTH_WPA_ENABLED: | 
 | 409 | 	case IW_AUTH_RX_UNENCRYPTED_EAPOL: | 
| Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 410 | 	case IW_AUTH_KEY_MGMT: | 
| Jouni Malinen | 54604d3 | 2009-01-08 13:32:03 +0200 | [diff] [blame] | 411 | 	case IW_AUTH_CIPHER_GROUP_MGMT: | 
| Johannes Berg | 5b98b1f | 2007-11-03 13:11:10 +0000 | [diff] [blame] | 412 | 		break; | 
| Vasanthakumar Thiagarajan | eb46936 | 2008-12-23 21:30:50 +0530 | [diff] [blame] | 413 | 	case IW_AUTH_CIPHER_PAIRWISE: | 
 | 414 | 		if (sdata->vif.type == NL80211_IFTYPE_STATION) { | 
 | 415 | 			if (data->value & (IW_AUTH_CIPHER_WEP40 | | 
 | 416 | 			    IW_AUTH_CIPHER_WEP104 | IW_AUTH_CIPHER_TKIP)) | 
| Johannes Berg | 4690029 | 2009-02-15 12:44:28 +0100 | [diff] [blame] | 417 | 				sdata->u.mgd.flags |= | 
| Vasanthakumar Thiagarajan | eb46936 | 2008-12-23 21:30:50 +0530 | [diff] [blame] | 418 | 					IEEE80211_STA_TKIP_WEP_USED; | 
 | 419 | 			else | 
| Johannes Berg | 4690029 | 2009-02-15 12:44:28 +0100 | [diff] [blame] | 420 | 				sdata->u.mgd.flags &= | 
| Vasanthakumar Thiagarajan | eb46936 | 2008-12-23 21:30:50 +0530 | [diff] [blame] | 421 | 					~IEEE80211_STA_TKIP_WEP_USED; | 
 | 422 | 		} | 
 | 423 | 		break; | 
| Johannes Berg | b1357a8 | 2007-11-28 11:04:21 +0100 | [diff] [blame] | 424 | 	case IW_AUTH_DROP_UNENCRYPTED: | 
 | 425 | 		sdata->drop_unencrypted = !!data->value; | 
 | 426 | 		break; | 
| Johannes Berg | 5b98b1f | 2007-11-03 13:11:10 +0000 | [diff] [blame] | 427 | 	case IW_AUTH_PRIVACY_INVOKED: | 
| Johannes Berg | 05c914f | 2008-09-11 00:01:58 +0200 | [diff] [blame] | 428 | 		if (sdata->vif.type != NL80211_IFTYPE_STATION) | 
| Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 429 | 			ret = -EINVAL; | 
 | 430 | 		else { | 
| Johannes Berg | 4690029 | 2009-02-15 12:44:28 +0100 | [diff] [blame] | 431 | 			sdata->u.mgd.flags &= ~IEEE80211_STA_PRIVACY_INVOKED; | 
| Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 432 | 			/* | 
| Johannes Berg | 5b98b1f | 2007-11-03 13:11:10 +0000 | [diff] [blame] | 433 | 			 * Privacy invoked by wpa_supplicant, store the | 
 | 434 | 			 * value and allow associating to a protected | 
 | 435 | 			 * network without having a key up front. | 
| Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 436 | 			 */ | 
| Johannes Berg | 5b98b1f | 2007-11-03 13:11:10 +0000 | [diff] [blame] | 437 | 			if (data->value) | 
| Johannes Berg | 4690029 | 2009-02-15 12:44:28 +0100 | [diff] [blame] | 438 | 				sdata->u.mgd.flags |= | 
| Johannes Berg | 5b98b1f | 2007-11-03 13:11:10 +0000 | [diff] [blame] | 439 | 					IEEE80211_STA_PRIVACY_INVOKED; | 
| Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 440 | 		} | 
 | 441 | 		break; | 
 | 442 | 	case IW_AUTH_80211_AUTH_ALG: | 
| Johannes Berg | 4690029 | 2009-02-15 12:44:28 +0100 | [diff] [blame] | 443 | 		if (sdata->vif.type == NL80211_IFTYPE_STATION) | 
 | 444 | 			sdata->u.mgd.auth_algs = data->value; | 
| Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 445 | 		else | 
 | 446 | 			ret = -EOPNOTSUPP; | 
 | 447 | 		break; | 
| Jouni Malinen | fdfacf0 | 2009-01-08 13:32:05 +0200 | [diff] [blame] | 448 | 	case IW_AUTH_MFP: | 
| Jouni Malinen | 4375d08 | 2009-01-08 13:32:11 +0200 | [diff] [blame] | 449 | 		if (!(sdata->local->hw.flags & IEEE80211_HW_MFP_CAPABLE)) { | 
 | 450 | 			ret = -EOPNOTSUPP; | 
 | 451 | 			break; | 
 | 452 | 		} | 
| Johannes Berg | 4690029 | 2009-02-15 12:44:28 +0100 | [diff] [blame] | 453 | 		if (sdata->vif.type == NL80211_IFTYPE_STATION) { | 
| Johannes Berg | e4e5e2b | 2009-02-10 21:25:40 +0100 | [diff] [blame] | 454 | 			switch (data->value) { | 
 | 455 | 			case IW_AUTH_MFP_DISABLED: | 
| Johannes Berg | 4690029 | 2009-02-15 12:44:28 +0100 | [diff] [blame] | 456 | 				sdata->u.mgd.mfp = IEEE80211_MFP_DISABLED; | 
| Johannes Berg | e4e5e2b | 2009-02-10 21:25:40 +0100 | [diff] [blame] | 457 | 				break; | 
 | 458 | 			case IW_AUTH_MFP_OPTIONAL: | 
| Johannes Berg | 4690029 | 2009-02-15 12:44:28 +0100 | [diff] [blame] | 459 | 				sdata->u.mgd.mfp = IEEE80211_MFP_OPTIONAL; | 
| Johannes Berg | e4e5e2b | 2009-02-10 21:25:40 +0100 | [diff] [blame] | 460 | 				break; | 
 | 461 | 			case IW_AUTH_MFP_REQUIRED: | 
| Johannes Berg | 4690029 | 2009-02-15 12:44:28 +0100 | [diff] [blame] | 462 | 				sdata->u.mgd.mfp = IEEE80211_MFP_REQUIRED; | 
| Johannes Berg | e4e5e2b | 2009-02-10 21:25:40 +0100 | [diff] [blame] | 463 | 				break; | 
 | 464 | 			default: | 
 | 465 | 				ret = -EINVAL; | 
 | 466 | 			} | 
 | 467 | 		} else | 
| Jouni Malinen | fdfacf0 | 2009-01-08 13:32:05 +0200 | [diff] [blame] | 468 | 			ret = -EOPNOTSUPP; | 
 | 469 | 		break; | 
| Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 470 | 	default: | 
 | 471 | 		ret = -EOPNOTSUPP; | 
 | 472 | 		break; | 
 | 473 | 	} | 
 | 474 | 	return ret; | 
 | 475 | } | 
 | 476 |  | 
 | 477 | /* Get wireless statistics.  Called by /proc/net/wireless and by SIOCGIWSTATS */ | 
 | 478 | static struct iw_statistics *ieee80211_get_wireless_stats(struct net_device *dev) | 
 | 479 | { | 
 | 480 | 	struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); | 
 | 481 | 	struct iw_statistics *wstats = &local->wstats; | 
 | 482 | 	struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); | 
 | 483 | 	struct sta_info *sta = NULL; | 
 | 484 |  | 
| Johannes Berg | 98dd6a5 | 2008-04-10 15:36:09 +0200 | [diff] [blame] | 485 | 	rcu_read_lock(); | 
 | 486 |  | 
| Johannes Berg | 4690029 | 2009-02-15 12:44:28 +0100 | [diff] [blame] | 487 | 	if (sdata->vif.type == NL80211_IFTYPE_STATION) | 
 | 488 | 		sta = sta_info_get(local, sdata->u.mgd.bssid); | 
 | 489 |  | 
| Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 490 | 	if (!sta) { | 
 | 491 | 		wstats->discard.fragment = 0; | 
 | 492 | 		wstats->discard.misc = 0; | 
 | 493 | 		wstats->qual.qual = 0; | 
 | 494 | 		wstats->qual.level = 0; | 
 | 495 | 		wstats->qual.noise = 0; | 
 | 496 | 		wstats->qual.updated = IW_QUAL_ALL_INVALID; | 
 | 497 | 	} else { | 
| Johannes Berg | 24776cf | 2009-02-27 16:33:55 -0600 | [diff] [blame] | 498 | 		wstats->qual.updated = 0; | 
 | 499 | 		/* | 
 | 500 | 		 * mirror what cfg80211 does for iwrange/scan results, | 
 | 501 | 		 * otherwise userspace gets confused. | 
 | 502 | 		 */ | 
 | 503 | 		if (local->hw.flags & (IEEE80211_HW_SIGNAL_UNSPEC | | 
 | 504 | 				       IEEE80211_HW_SIGNAL_DBM)) { | 
 | 505 | 			wstats->qual.updated |= IW_QUAL_LEVEL_UPDATED; | 
 | 506 | 			wstats->qual.updated |= IW_QUAL_QUAL_UPDATED; | 
 | 507 | 		} else { | 
 | 508 | 			wstats->qual.updated |= IW_QUAL_LEVEL_INVALID; | 
 | 509 | 			wstats->qual.updated |= IW_QUAL_QUAL_INVALID; | 
 | 510 | 		} | 
 | 511 |  | 
 | 512 | 		if (local->hw.flags & IEEE80211_HW_SIGNAL_UNSPEC) { | 
 | 513 | 			wstats->qual.level = sta->last_signal; | 
 | 514 | 			wstats->qual.qual = sta->last_signal; | 
 | 515 | 		} else if (local->hw.flags & IEEE80211_HW_SIGNAL_DBM) { | 
 | 516 | 			int sig = sta->last_signal; | 
 | 517 |  | 
 | 518 | 			wstats->qual.updated |= IW_QUAL_DBM; | 
 | 519 | 			wstats->qual.level = sig; | 
 | 520 | 			if (sig < -110) | 
 | 521 | 				sig = -110; | 
 | 522 | 			else if (sig > -40) | 
 | 523 | 				sig = -40; | 
 | 524 | 			wstats->qual.qual = sig + 110; | 
 | 525 | 		} | 
 | 526 |  | 
 | 527 | 		if (local->hw.flags & IEEE80211_HW_NOISE_DBM) { | 
 | 528 | 			/* | 
 | 529 | 			 * This assumes that if driver reports noise, it also | 
 | 530 | 			 * reports signal in dBm. | 
 | 531 | 			 */ | 
 | 532 | 			wstats->qual.noise = sta->last_noise; | 
 | 533 | 			wstats->qual.updated |= IW_QUAL_NOISE_UPDATED; | 
 | 534 | 		} else { | 
 | 535 | 			wstats->qual.updated |= IW_QUAL_NOISE_INVALID; | 
 | 536 | 		} | 
| Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 537 | 	} | 
| Johannes Berg | 98dd6a5 | 2008-04-10 15:36:09 +0200 | [diff] [blame] | 538 |  | 
 | 539 | 	rcu_read_unlock(); | 
 | 540 |  | 
| Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 541 | 	return wstats; | 
 | 542 | } | 
 | 543 |  | 
 | 544 | static int ieee80211_ioctl_giwauth(struct net_device *dev, | 
 | 545 | 				   struct iw_request_info *info, | 
 | 546 | 				   struct iw_param *data, char *extra) | 
 | 547 | { | 
 | 548 | 	struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); | 
 | 549 | 	int ret = 0; | 
 | 550 |  | 
 | 551 | 	switch (data->flags & IW_AUTH_INDEX) { | 
 | 552 | 	case IW_AUTH_80211_AUTH_ALG: | 
| Johannes Berg | 4690029 | 2009-02-15 12:44:28 +0100 | [diff] [blame] | 553 | 		if (sdata->vif.type == NL80211_IFTYPE_STATION) | 
 | 554 | 			data->value = sdata->u.mgd.auth_algs; | 
| Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 555 | 		else | 
 | 556 | 			ret = -EOPNOTSUPP; | 
 | 557 | 		break; | 
 | 558 | 	default: | 
 | 559 | 		ret = -EOPNOTSUPP; | 
 | 560 | 		break; | 
 | 561 | 	} | 
 | 562 | 	return ret; | 
 | 563 | } | 
 | 564 |  | 
 | 565 |  | 
| Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 566 | /* Structures to export the Wireless Handlers */ | 
 | 567 |  | 
 | 568 | static const iw_handler ieee80211_handler[] = | 
 | 569 | { | 
 | 570 | 	(iw_handler) NULL,				/* SIOCSIWCOMMIT */ | 
| Johannes Berg | fee5267 | 2008-11-26 22:36:31 +0100 | [diff] [blame] | 571 | 	(iw_handler) cfg80211_wext_giwname,		/* SIOCGIWNAME */ | 
| Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 572 | 	(iw_handler) NULL,				/* SIOCSIWNWID */ | 
 | 573 | 	(iw_handler) NULL,				/* SIOCGIWNWID */ | 
 | 574 | 	(iw_handler) ieee80211_ioctl_siwfreq,		/* SIOCSIWFREQ */ | 
 | 575 | 	(iw_handler) ieee80211_ioctl_giwfreq,		/* SIOCGIWFREQ */ | 
| Johannes Berg | e60c774 | 2008-11-26 23:31:40 +0100 | [diff] [blame] | 576 | 	(iw_handler) cfg80211_wext_siwmode,		/* SIOCSIWMODE */ | 
 | 577 | 	(iw_handler) cfg80211_wext_giwmode,		/* SIOCGIWMODE */ | 
| Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 578 | 	(iw_handler) NULL,				/* SIOCSIWSENS */ | 
 | 579 | 	(iw_handler) NULL,				/* SIOCGIWSENS */ | 
 | 580 | 	(iw_handler) NULL /* not used */,		/* SIOCSIWRANGE */ | 
| Johannes Berg | 4aa188e | 2009-02-18 19:32:08 +0100 | [diff] [blame] | 581 | 	(iw_handler) cfg80211_wext_giwrange,		/* SIOCGIWRANGE */ | 
| Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 582 | 	(iw_handler) NULL /* not used */,		/* SIOCSIWPRIV */ | 
 | 583 | 	(iw_handler) NULL /* kernel code */,		/* SIOCGIWPRIV */ | 
 | 584 | 	(iw_handler) NULL /* not used */,		/* SIOCSIWSTATS */ | 
 | 585 | 	(iw_handler) NULL /* kernel code */,		/* SIOCGIWSTATS */ | 
| Johannes Berg | 5d4ecd9 | 2007-09-14 11:10:24 -0400 | [diff] [blame] | 586 | 	(iw_handler) NULL,				/* SIOCSIWSPY */ | 
 | 587 | 	(iw_handler) NULL,				/* SIOCGIWSPY */ | 
 | 588 | 	(iw_handler) NULL,				/* SIOCSIWTHRSPY */ | 
 | 589 | 	(iw_handler) NULL,				/* SIOCGIWTHRSPY */ | 
| Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 590 | 	(iw_handler) ieee80211_ioctl_siwap,		/* SIOCSIWAP */ | 
 | 591 | 	(iw_handler) ieee80211_ioctl_giwap,		/* SIOCGIWAP */ | 
| Johannes Berg | 691597c | 2009-04-19 19:57:45 +0200 | [diff] [blame] | 592 | 	(iw_handler) cfg80211_wext_siwmlme,		/* SIOCSIWMLME */ | 
| Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 593 | 	(iw_handler) NULL,				/* SIOCGIWAPLIST */ | 
| Johannes Berg | 2a51931 | 2009-02-10 21:25:55 +0100 | [diff] [blame] | 594 | 	(iw_handler) cfg80211_wext_siwscan,		/* SIOCSIWSCAN */ | 
 | 595 | 	(iw_handler) cfg80211_wext_giwscan,		/* SIOCGIWSCAN */ | 
| Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 596 | 	(iw_handler) ieee80211_ioctl_siwessid,		/* SIOCSIWESSID */ | 
 | 597 | 	(iw_handler) ieee80211_ioctl_giwessid,		/* SIOCGIWESSID */ | 
 | 598 | 	(iw_handler) NULL,				/* SIOCSIWNICKN */ | 
 | 599 | 	(iw_handler) NULL,				/* SIOCGIWNICKN */ | 
 | 600 | 	(iw_handler) NULL,				/* -- hole -- */ | 
 | 601 | 	(iw_handler) NULL,				/* -- hole -- */ | 
| Larry Finger | 1fd5e58 | 2007-07-10 19:32:10 +0200 | [diff] [blame] | 602 | 	(iw_handler) ieee80211_ioctl_siwrate,		/* SIOCSIWRATE */ | 
| Larry Finger | b3d88ad | 2007-06-10 17:57:33 -0700 | [diff] [blame] | 603 | 	(iw_handler) ieee80211_ioctl_giwrate,		/* SIOCGIWRATE */ | 
| Jouni Malinen | b9a5f8ca | 2009-04-20 18:39:05 +0200 | [diff] [blame] | 604 | 	(iw_handler) cfg80211_wext_siwrts,		/* SIOCSIWRTS */ | 
 | 605 | 	(iw_handler) cfg80211_wext_giwrts,		/* SIOCGIWRTS */ | 
 | 606 | 	(iw_handler) cfg80211_wext_siwfrag,		/* SIOCSIWFRAG */ | 
 | 607 | 	(iw_handler) cfg80211_wext_giwfrag,		/* SIOCGIWFRAG */ | 
| Johannes Berg | 7643a2c | 2009-06-02 13:01:39 +0200 | [diff] [blame] | 608 | 	(iw_handler) cfg80211_wext_siwtxpower,		/* SIOCSIWTXPOW */ | 
 | 609 | 	(iw_handler) cfg80211_wext_giwtxpower,		/* SIOCGIWTXPOW */ | 
| Jouni Malinen | b9a5f8ca | 2009-04-20 18:39:05 +0200 | [diff] [blame] | 610 | 	(iw_handler) cfg80211_wext_siwretry,		/* SIOCSIWRETRY */ | 
 | 611 | 	(iw_handler) cfg80211_wext_giwretry,		/* SIOCGIWRETRY */ | 
| Johannes Berg | 0864512 | 2009-05-11 13:54:58 +0200 | [diff] [blame] | 612 | 	(iw_handler) cfg80211_wext_siwencode,		/* SIOCSIWENCODE */ | 
 | 613 | 	(iw_handler) cfg80211_wext_giwencode,		/* SIOCGIWENCODE */ | 
| Samuel Ortiz | 49292d5 | 2008-07-04 10:49:31 +0200 | [diff] [blame] | 614 | 	(iw_handler) ieee80211_ioctl_siwpower,		/* SIOCSIWPOWER */ | 
 | 615 | 	(iw_handler) ieee80211_ioctl_giwpower,		/* SIOCGIWPOWER */ | 
| Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 616 | 	(iw_handler) NULL,				/* -- hole -- */ | 
 | 617 | 	(iw_handler) NULL,				/* -- hole -- */ | 
 | 618 | 	(iw_handler) ieee80211_ioctl_siwgenie,		/* SIOCSIWGENIE */ | 
 | 619 | 	(iw_handler) NULL,				/* SIOCGIWGENIE */ | 
 | 620 | 	(iw_handler) ieee80211_ioctl_siwauth,		/* SIOCSIWAUTH */ | 
 | 621 | 	(iw_handler) ieee80211_ioctl_giwauth,		/* SIOCGIWAUTH */ | 
| Johannes Berg | 0864512 | 2009-05-11 13:54:58 +0200 | [diff] [blame] | 622 | 	(iw_handler) cfg80211_wext_siwencodeext,	/* SIOCSIWENCODEEXT */ | 
| Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 623 | 	(iw_handler) NULL,				/* SIOCGIWENCODEEXT */ | 
 | 624 | 	(iw_handler) NULL,				/* SIOCSIWPMKSA */ | 
 | 625 | 	(iw_handler) NULL,				/* -- hole -- */ | 
 | 626 | }; | 
 | 627 |  | 
| Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 628 | const struct iw_handler_def ieee80211_iw_handler_def = | 
 | 629 | { | 
 | 630 | 	.num_standard	= ARRAY_SIZE(ieee80211_handler), | 
| Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 631 | 	.standard	= (iw_handler *) ieee80211_handler, | 
| Jiri Benc | f0706e8 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 632 | 	.get_wireless_stats = ieee80211_get_wireless_stats, | 
 | 633 | }; |