Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 1 | /****************************************************************************** |
| 2 | |
| 3 | Copyright(c) 2004 Intel Corporation. All rights reserved. |
| 4 | |
| 5 | Portions of this file are based on the WEP enablement code provided by the |
| 6 | Host AP project hostap-drivers v0.1.3 |
| 7 | Copyright (c) 2001-2002, SSH Communications Security Corp and Jouni Malinen |
| 8 | <jkmaline@cc.hut.fi> |
| 9 | Copyright (c) 2002-2003, Jouni Malinen <jkmaline@cc.hut.fi> |
| 10 | |
| 11 | This program is free software; you can redistribute it and/or modify it |
| 12 | under the terms of version 2 of the GNU General Public License as |
| 13 | published by the Free Software Foundation. |
| 14 | |
| 15 | This program is distributed in the hope that it will be useful, but WITHOUT |
| 16 | ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| 17 | FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for |
| 18 | more details. |
| 19 | |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 20 | The full GNU General Public License is included in this distribution in the |
| 21 | file called LICENSE. |
| 22 | |
| 23 | Contact Information: |
| 24 | James P. Ketrenos <ipw2100-admin@linux.intel.com> |
| 25 | Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 |
| 26 | |
| 27 | ******************************************************************************/ |
| 28 | #include <linux/wireless.h> |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 29 | #include <linux/kmod.h> |
| 30 | #include <linux/module.h> |
Ksenija Stanojevic | c63eee5 | 2015-02-28 19:46:57 +0100 | [diff] [blame] | 31 | #include <linux/etherdevice.h> |
Larry Finger | 94a7994 | 2011-08-23 19:00:42 -0500 | [diff] [blame] | 32 | #include "rtllib.h" |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 33 | struct modes_unit { |
| 34 | char *mode_string; |
| 35 | int mode_size; |
| 36 | }; |
Larry Finger | 94a7994 | 2011-08-23 19:00:42 -0500 | [diff] [blame] | 37 | static struct modes_unit rtllib_modes[] = { |
Larry Finger | 62f27cc | 2011-08-25 11:48:29 -0500 | [diff] [blame] | 38 | {"a", 1}, |
| 39 | {"b", 1}, |
| 40 | {"g", 1}, |
| 41 | {"?", 1}, |
| 42 | {"N-24G", 5}, |
| 43 | {"N-5G", 4}, |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 44 | }; |
| 45 | |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 46 | #define MAX_CUSTOM_LEN 64 |
Larry Finger | 94a7994 | 2011-08-23 19:00:42 -0500 | [diff] [blame] | 47 | static inline char *rtl819x_translate_scan(struct rtllib_device *ieee, |
| 48 | char *start, char *stop, |
| 49 | struct rtllib_network *network, |
Larry Finger | 62f27cc | 2011-08-25 11:48:29 -0500 | [diff] [blame] | 50 | struct iw_request_info *info) |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 51 | { |
| 52 | char custom[MAX_CUSTOM_LEN]; |
| 53 | char proto_name[IFNAMSIZ]; |
| 54 | char *pname = proto_name; |
| 55 | char *p; |
| 56 | struct iw_event iwe; |
| 57 | int i, j; |
| 58 | u16 max_rate, rate; |
| 59 | static u8 EWC11NHTCap[] = {0x00, 0x90, 0x4c, 0x33}; |
| 60 | |
| 61 | /* First entry *MUST* be the AP MAC address */ |
| 62 | iwe.cmd = SIOCGIWAP; |
| 63 | iwe.u.ap_addr.sa_family = ARPHRD_ETHER; |
Ksenija Stanojevic | c63eee5 | 2015-02-28 19:46:57 +0100 | [diff] [blame] | 64 | ether_addr_copy(iwe.u.ap_addr.sa_data, network->bssid); |
Larry Finger | 62f27cc | 2011-08-25 11:48:29 -0500 | [diff] [blame] | 65 | start = iwe_stream_add_event_rsl(info, start, stop, |
| 66 | &iwe, IW_EV_ADDR_LEN); |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 67 | /* Remaining entries will be displayed in the order we provide them */ |
| 68 | |
| 69 | /* Add the ESSID */ |
| 70 | iwe.cmd = SIOCGIWESSID; |
| 71 | iwe.u.data.flags = 1; |
Larry Finger | 62f27cc | 2011-08-25 11:48:29 -0500 | [diff] [blame] | 72 | if (network->ssid_len > 0) { |
Darshana Padmadas | d009f0d | 2015-03-08 23:33:40 +0530 | [diff] [blame] | 73 | iwe.u.data.length = min_t(u8, network->ssid_len, 32); |
Larry Finger | 62f27cc | 2011-08-25 11:48:29 -0500 | [diff] [blame] | 74 | start = iwe_stream_add_point_rsl(info, start, stop, &iwe, |
| 75 | network->ssid); |
| 76 | } else if (network->hidden_ssid_len == 0) { |
Larry Finger | 94a7994 | 2011-08-23 19:00:42 -0500 | [diff] [blame] | 77 | iwe.u.data.length = sizeof("<hidden>"); |
Larry Finger | 62f27cc | 2011-08-25 11:48:29 -0500 | [diff] [blame] | 78 | start = iwe_stream_add_point_rsl(info, start, stop, |
| 79 | &iwe, "<hidden>"); |
| 80 | } else { |
Darshana Padmadas | d009f0d | 2015-03-08 23:33:40 +0530 | [diff] [blame] | 81 | iwe.u.data.length = min_t(u8, network->hidden_ssid_len, 32); |
Larry Finger | 62f27cc | 2011-08-25 11:48:29 -0500 | [diff] [blame] | 82 | start = iwe_stream_add_point_rsl(info, start, stop, &iwe, |
| 83 | network->hidden_ssid); |
Larry Finger | 94a7994 | 2011-08-23 19:00:42 -0500 | [diff] [blame] | 84 | } |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 85 | /* Add the protocol name */ |
| 86 | iwe.cmd = SIOCGIWNAME; |
Jim Cromie | b330f60 | 2012-04-10 16:06:41 -0600 | [diff] [blame] | 87 | for (i = 0; i < ARRAY_SIZE(rtllib_modes); i++) { |
Larry Finger | 94a7994 | 2011-08-23 19:00:42 -0500 | [diff] [blame] | 88 | if (network->mode&(1<<i)) { |
Larry Finger | 62f27cc | 2011-08-25 11:48:29 -0500 | [diff] [blame] | 89 | sprintf(pname, rtllib_modes[i].mode_string, |
| 90 | rtllib_modes[i].mode_size); |
| 91 | pname += rtllib_modes[i].mode_size; |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 92 | } |
| 93 | } |
| 94 | *pname = '\0'; |
| 95 | snprintf(iwe.u.name, IFNAMSIZ, "IEEE802.11%s", proto_name); |
Larry Finger | 62f27cc | 2011-08-25 11:48:29 -0500 | [diff] [blame] | 96 | start = iwe_stream_add_event_rsl(info, start, stop, |
| 97 | &iwe, IW_EV_CHAR_LEN); |
| 98 | /* Add mode */ |
| 99 | iwe.cmd = SIOCGIWMODE; |
| 100 | if (network->capability & |
Larry Finger | 94a7994 | 2011-08-23 19:00:42 -0500 | [diff] [blame] | 101 | (WLAN_CAPABILITY_ESS | WLAN_CAPABILITY_IBSS)) { |
| 102 | if (network->capability & WLAN_CAPABILITY_ESS) |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 103 | iwe.u.mode = IW_MODE_MASTER; |
| 104 | else |
| 105 | iwe.u.mode = IW_MODE_ADHOC; |
Larry Finger | 62f27cc | 2011-08-25 11:48:29 -0500 | [diff] [blame] | 106 | start = iwe_stream_add_event_rsl(info, start, stop, |
| 107 | &iwe, IW_EV_UINT_LEN); |
| 108 | } |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 109 | |
Larry Finger | 62f27cc | 2011-08-25 11:48:29 -0500 | [diff] [blame] | 110 | /* Add frequency/channel */ |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 111 | iwe.cmd = SIOCGIWFREQ; |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 112 | iwe.u.freq.m = network->channel; |
| 113 | iwe.u.freq.e = 0; |
| 114 | iwe.u.freq.i = 0; |
Larry Finger | 62f27cc | 2011-08-25 11:48:29 -0500 | [diff] [blame] | 115 | start = iwe_stream_add_event_rsl(info, start, stop, &iwe, |
| 116 | IW_EV_FREQ_LEN); |
Larry Finger | 94a7994 | 2011-08-23 19:00:42 -0500 | [diff] [blame] | 117 | |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 118 | /* Add encryption capability */ |
| 119 | iwe.cmd = SIOCGIWENCODE; |
| 120 | if (network->capability & WLAN_CAPABILITY_PRIVACY) |
| 121 | iwe.u.data.flags = IW_ENCODE_ENABLED | IW_ENCODE_NOKEY; |
| 122 | else |
| 123 | iwe.u.data.flags = IW_ENCODE_DISABLED; |
| 124 | iwe.u.data.length = 0; |
Larry Finger | 62f27cc | 2011-08-25 11:48:29 -0500 | [diff] [blame] | 125 | start = iwe_stream_add_point_rsl(info, start, stop, |
| 126 | &iwe, network->ssid); |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 127 | /* Add basic and extended rates */ |
| 128 | max_rate = 0; |
| 129 | p = custom; |
| 130 | p += snprintf(p, MAX_CUSTOM_LEN - (p - custom), " Rates (Mb/s): "); |
Larry Finger | 62f27cc | 2011-08-25 11:48:29 -0500 | [diff] [blame] | 131 | for (i = 0, j = 0; i < network->rates_len;) { |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 132 | if (j < network->rates_ex_len && |
| 133 | ((network->rates_ex[j] & 0x7F) < |
| 134 | (network->rates[i] & 0x7F))) |
| 135 | rate = network->rates_ex[j++] & 0x7F; |
| 136 | else |
| 137 | rate = network->rates[i++] & 0x7F; |
| 138 | if (rate > max_rate) |
| 139 | max_rate = rate; |
| 140 | p += snprintf(p, MAX_CUSTOM_LEN - (p - custom), |
| 141 | "%d%s ", rate >> 1, (rate & 1) ? ".5" : ""); |
| 142 | } |
| 143 | for (; j < network->rates_ex_len; j++) { |
| 144 | rate = network->rates_ex[j] & 0x7F; |
| 145 | p += snprintf(p, MAX_CUSTOM_LEN - (p - custom), |
| 146 | "%d%s ", rate >> 1, (rate & 1) ? ".5" : ""); |
| 147 | if (rate > max_rate) |
| 148 | max_rate = rate; |
| 149 | } |
| 150 | |
Larry Finger | 62f27cc | 2011-08-25 11:48:29 -0500 | [diff] [blame] | 151 | if (network->mode >= IEEE_N_24G) { |
Larry Finger | e92b71d | 2011-07-18 20:34:19 -0500 | [diff] [blame] | 152 | struct ht_capab_ele *ht_cap = NULL; |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 153 | bool is40M = false, isShortGI = false; |
| 154 | u8 max_mcs = 0; |
Matthew Casey | 3a6b70c | 2014-08-22 06:27:52 -0400 | [diff] [blame] | 155 | |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 156 | if (!memcmp(network->bssht.bdHTCapBuf, EWC11NHTCap, 4)) |
Larry Finger | 62f27cc | 2011-08-25 11:48:29 -0500 | [diff] [blame] | 157 | ht_cap = (struct ht_capab_ele *) |
| 158 | &network->bssht.bdHTCapBuf[4]; |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 159 | else |
Larry Finger | 62f27cc | 2011-08-25 11:48:29 -0500 | [diff] [blame] | 160 | ht_cap = (struct ht_capab_ele *) |
| 161 | &network->bssht.bdHTCapBuf[0]; |
| 162 | is40M = (ht_cap->ChlWidth) ? 1 : 0; |
| 163 | isShortGI = (ht_cap->ChlWidth) ? |
| 164 | ((ht_cap->ShortGI40Mhz) ? 1 : 0) : |
| 165 | ((ht_cap->ShortGI20Mhz) ? 1 : 0); |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 166 | |
Larry Finger | 62f27cc | 2011-08-25 11:48:29 -0500 | [diff] [blame] | 167 | max_mcs = HTGetHighestMCSRate(ieee, ht_cap->MCS, |
| 168 | MCS_FILTER_ALL); |
| 169 | rate = MCS_DATA_RATE[is40M][isShortGI][max_mcs & 0x7f]; |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 170 | if (rate > max_rate) |
| 171 | max_rate = rate; |
| 172 | } |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 173 | iwe.cmd = SIOCGIWRATE; |
| 174 | iwe.u.bitrate.fixed = iwe.u.bitrate.disabled = 0; |
| 175 | iwe.u.bitrate.value = max_rate * 500000; |
Larry Finger | 94a7994 | 2011-08-23 19:00:42 -0500 | [diff] [blame] | 176 | start = iwe_stream_add_event_rsl(info, start, stop, &iwe, |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 177 | IW_EV_PARAM_LEN); |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 178 | iwe.cmd = IWEVCUSTOM; |
| 179 | iwe.u.data.length = p - custom; |
| 180 | if (iwe.u.data.length) |
Larry Finger | 62f27cc | 2011-08-25 11:48:29 -0500 | [diff] [blame] | 181 | start = iwe_stream_add_point_rsl(info, start, stop, |
| 182 | &iwe, custom); |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 183 | /* Add quality statistics */ |
| 184 | /* TODO: Fix these values... */ |
| 185 | iwe.cmd = IWEVQUAL; |
| 186 | iwe.u.qual.qual = network->stats.signal; |
| 187 | iwe.u.qual.level = network->stats.rssi; |
| 188 | iwe.u.qual.noise = network->stats.noise; |
Larry Finger | 94a7994 | 2011-08-23 19:00:42 -0500 | [diff] [blame] | 189 | iwe.u.qual.updated = network->stats.mask & RTLLIB_STATMASK_WEMASK; |
| 190 | if (!(network->stats.mask & RTLLIB_STATMASK_RSSI)) |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 191 | iwe.u.qual.updated |= IW_QUAL_LEVEL_INVALID; |
Larry Finger | 94a7994 | 2011-08-23 19:00:42 -0500 | [diff] [blame] | 192 | if (!(network->stats.mask & RTLLIB_STATMASK_NOISE)) |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 193 | iwe.u.qual.updated |= IW_QUAL_NOISE_INVALID; |
Larry Finger | 94a7994 | 2011-08-23 19:00:42 -0500 | [diff] [blame] | 194 | if (!(network->stats.mask & RTLLIB_STATMASK_SIGNAL)) |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 195 | iwe.u.qual.updated |= IW_QUAL_QUAL_INVALID; |
| 196 | iwe.u.qual.updated = 7; |
Larry Finger | 62f27cc | 2011-08-25 11:48:29 -0500 | [diff] [blame] | 197 | start = iwe_stream_add_event_rsl(info, start, stop, &iwe, |
| 198 | IW_EV_QUAL_LEN); |
Larry Finger | 94a7994 | 2011-08-23 19:00:42 -0500 | [diff] [blame] | 199 | |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 200 | iwe.cmd = IWEVCUSTOM; |
| 201 | p = custom; |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 202 | iwe.u.data.length = p - custom; |
| 203 | if (iwe.u.data.length) |
Larry Finger | 62f27cc | 2011-08-25 11:48:29 -0500 | [diff] [blame] | 204 | start = iwe_stream_add_point_rsl(info, start, stop, |
| 205 | &iwe, custom); |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 206 | |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 207 | memset(&iwe, 0, sizeof(iwe)); |
Larry Finger | 62f27cc | 2011-08-25 11:48:29 -0500 | [diff] [blame] | 208 | if (network->wpa_ie_len) { |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 209 | char buf[MAX_WPA_IE_LEN]; |
Matthew Casey | 3a6b70c | 2014-08-22 06:27:52 -0400 | [diff] [blame] | 210 | |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 211 | memcpy(buf, network->wpa_ie, network->wpa_ie_len); |
| 212 | iwe.cmd = IWEVGENIE; |
| 213 | iwe.u.data.length = network->wpa_ie_len; |
Larry Finger | 94a7994 | 2011-08-23 19:00:42 -0500 | [diff] [blame] | 214 | start = iwe_stream_add_point_rsl(info, start, stop, &iwe, buf); |
Larry Finger | 62f27cc | 2011-08-25 11:48:29 -0500 | [diff] [blame] | 215 | } |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 216 | memset(&iwe, 0, sizeof(iwe)); |
Larry Finger | 62f27cc | 2011-08-25 11:48:29 -0500 | [diff] [blame] | 217 | if (network->rsn_ie_len) { |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 218 | char buf[MAX_WPA_IE_LEN]; |
Matthew Casey | 3a6b70c | 2014-08-22 06:27:52 -0400 | [diff] [blame] | 219 | |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 220 | memcpy(buf, network->rsn_ie, network->rsn_ie_len); |
| 221 | iwe.cmd = IWEVGENIE; |
| 222 | iwe.u.data.length = network->rsn_ie_len; |
Larry Finger | 94a7994 | 2011-08-23 19:00:42 -0500 | [diff] [blame] | 223 | start = iwe_stream_add_point_rsl(info, start, stop, &iwe, buf); |
Larry Finger | 62f27cc | 2011-08-25 11:48:29 -0500 | [diff] [blame] | 224 | } |
Larry Finger | 94a7994 | 2011-08-23 19:00:42 -0500 | [diff] [blame] | 225 | |
Larry Finger | 94a7994 | 2011-08-23 19:00:42 -0500 | [diff] [blame] | 226 | /* add info for WZC */ |
| 227 | memset(&iwe, 0, sizeof(iwe)); |
Larry Finger | 62f27cc | 2011-08-25 11:48:29 -0500 | [diff] [blame] | 228 | if (network->wzc_ie_len) { |
Larry Finger | 94a7994 | 2011-08-23 19:00:42 -0500 | [diff] [blame] | 229 | char buf[MAX_WZC_IE_LEN]; |
Matthew Casey | 3a6b70c | 2014-08-22 06:27:52 -0400 | [diff] [blame] | 230 | |
Larry Finger | 94a7994 | 2011-08-23 19:00:42 -0500 | [diff] [blame] | 231 | memcpy(buf, network->wzc_ie, network->wzc_ie_len); |
| 232 | iwe.cmd = IWEVGENIE; |
| 233 | iwe.u.data.length = network->wzc_ie_len; |
| 234 | start = iwe_stream_add_point_rsl(info, start, stop, &iwe, buf); |
Larry Finger | 62f27cc | 2011-08-25 11:48:29 -0500 | [diff] [blame] | 235 | } |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 236 | |
| 237 | /* Add EXTRA: Age to display seconds since last beacon/probe response |
Mateusz Kulikowski | 14b40d9 | 2015-04-01 00:24:37 +0200 | [diff] [blame] | 238 | * for given network. |
| 239 | */ |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 240 | iwe.cmd = IWEVCUSTOM; |
| 241 | p = custom; |
| 242 | p += snprintf(p, MAX_CUSTOM_LEN - (p - custom), |
Larry Finger | 62f27cc | 2011-08-25 11:48:29 -0500 | [diff] [blame] | 243 | " Last beacon: %lums ago", |
| 244 | (jiffies - network->last_scanned) / (HZ / 100)); |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 245 | iwe.u.data.length = p - custom; |
| 246 | if (iwe.u.data.length) |
Larry Finger | 62f27cc | 2011-08-25 11:48:29 -0500 | [diff] [blame] | 247 | start = iwe_stream_add_point_rsl(info, start, stop, |
| 248 | &iwe, custom); |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 249 | |
| 250 | return start; |
| 251 | } |
| 252 | |
Larry Finger | 94a7994 | 2011-08-23 19:00:42 -0500 | [diff] [blame] | 253 | int rtllib_wx_get_scan(struct rtllib_device *ieee, |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 254 | struct iw_request_info *info, |
| 255 | union iwreq_data *wrqu, char *extra) |
| 256 | { |
Larry Finger | 94a7994 | 2011-08-23 19:00:42 -0500 | [diff] [blame] | 257 | struct rtllib_network *network; |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 258 | unsigned long flags; |
| 259 | |
| 260 | char *ev = extra; |
Larry Finger | 94a7994 | 2011-08-23 19:00:42 -0500 | [diff] [blame] | 261 | char *stop = ev + wrqu->data.length; |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 262 | int i = 0; |
| 263 | int err = 0; |
Matthew Casey | 3a6b70c | 2014-08-22 06:27:52 -0400 | [diff] [blame] | 264 | |
Mateusz Kulikowski | c6a91ab | 2015-05-31 20:19:28 +0200 | [diff] [blame] | 265 | netdev_dbg(ieee->dev, "Getting scan\n"); |
Binoy Jayan | 9afa937 | 2016-06-01 14:56:52 +0530 | [diff] [blame] | 266 | mutex_lock(&ieee->wx_mutex); |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 267 | spin_lock_irqsave(&ieee->lock, flags); |
| 268 | |
| 269 | list_for_each_entry(network, &ieee->network_list, list) { |
| 270 | i++; |
Larry Finger | 62f27cc | 2011-08-25 11:48:29 -0500 | [diff] [blame] | 271 | if ((stop - ev) < 200) { |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 272 | err = -E2BIG; |
| 273 | break; |
Larry Finger | 62f27cc | 2011-08-25 11:48:29 -0500 | [diff] [blame] | 274 | } |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 275 | if (ieee->scan_age == 0 || |
| 276 | time_after(network->last_scanned + ieee->scan_age, jiffies)) |
Larry Finger | 62f27cc | 2011-08-25 11:48:29 -0500 | [diff] [blame] | 277 | ev = rtl819x_translate_scan(ieee, ev, stop, network, |
| 278 | info); |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 279 | else |
Mateusz Kulikowski | 521a9cb | 2015-05-31 20:19:30 +0200 | [diff] [blame] | 280 | netdev_dbg(ieee->dev, |
| 281 | "Network '%s ( %pM)' hidden due to age (%lums).\n", |
| 282 | escape_essid(network->ssid, |
| 283 | network->ssid_len), |
| 284 | network->bssid, |
| 285 | (jiffies - network->last_scanned) / |
| 286 | (HZ / 100)); |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 287 | } |
| 288 | |
| 289 | spin_unlock_irqrestore(&ieee->lock, flags); |
Binoy Jayan | 9afa937 | 2016-06-01 14:56:52 +0530 | [diff] [blame] | 290 | mutex_unlock(&ieee->wx_mutex); |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 291 | wrqu->data.length = ev - extra; |
| 292 | wrqu->data.flags = 0; |
| 293 | |
Mateusz Kulikowski | c6a91ab | 2015-05-31 20:19:28 +0200 | [diff] [blame] | 294 | netdev_dbg(ieee->dev, "%s(): %d networks returned.\n", __func__, i); |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 295 | |
| 296 | return err; |
| 297 | } |
Sean MacLennan | 3b28499 | 2011-11-28 20:20:26 -0500 | [diff] [blame] | 298 | EXPORT_SYMBOL(rtllib_wx_get_scan); |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 299 | |
Larry Finger | 94a7994 | 2011-08-23 19:00:42 -0500 | [diff] [blame] | 300 | int rtllib_wx_set_encode(struct rtllib_device *ieee, |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 301 | struct iw_request_info *info, |
| 302 | union iwreq_data *wrqu, char *keybuf) |
| 303 | { |
| 304 | struct iw_point *erq = &(wrqu->encoding); |
| 305 | struct net_device *dev = ieee->dev; |
Larry Finger | 94a7994 | 2011-08-23 19:00:42 -0500 | [diff] [blame] | 306 | struct rtllib_security sec = { |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 307 | .flags = 0 |
| 308 | }; |
| 309 | int i, key, key_provided, len; |
Sean MacLennan | 32c44cb | 2011-12-19 23:20:41 -0500 | [diff] [blame] | 310 | struct lib80211_crypt_data **crypt; |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 311 | |
Mateusz Kulikowski | c6a91ab | 2015-05-31 20:19:28 +0200 | [diff] [blame] | 312 | netdev_dbg(ieee->dev, "%s()\n", __func__); |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 313 | |
| 314 | key = erq->flags & IW_ENCODE_INDEX; |
| 315 | if (key) { |
Sean MacLennan | 184f193 | 2011-12-19 23:19:23 -0500 | [diff] [blame] | 316 | if (key > NUM_WEP_KEYS) |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 317 | return -EINVAL; |
| 318 | key--; |
| 319 | key_provided = 1; |
| 320 | } else { |
| 321 | key_provided = 0; |
Sean MacLennan | 0ddcf5f | 2011-12-19 23:21:41 -0500 | [diff] [blame] | 322 | key = ieee->crypt_info.tx_keyidx; |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 323 | } |
| 324 | |
Mateusz Kulikowski | c6a91ab | 2015-05-31 20:19:28 +0200 | [diff] [blame] | 325 | netdev_dbg(ieee->dev, "Key: %d [%s]\n", key, key_provided ? |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 326 | "provided" : "default"); |
Sean MacLennan | 0ddcf5f | 2011-12-19 23:21:41 -0500 | [diff] [blame] | 327 | crypt = &ieee->crypt_info.crypt[key]; |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 328 | if (erq->flags & IW_ENCODE_DISABLED) { |
| 329 | if (key_provided && *crypt) { |
Mateusz Kulikowski | c6a91ab | 2015-05-31 20:19:28 +0200 | [diff] [blame] | 330 | netdev_dbg(ieee->dev, |
| 331 | "Disabling encryption on key %d.\n", key); |
Sean MacLennan | 3b148be | 2011-12-19 23:23:08 -0500 | [diff] [blame] | 332 | lib80211_crypt_delayed_deinit(&ieee->crypt_info, crypt); |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 333 | } else |
Mateusz Kulikowski | c6a91ab | 2015-05-31 20:19:28 +0200 | [diff] [blame] | 334 | netdev_dbg(ieee->dev, "Disabling encryption.\n"); |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 335 | |
| 336 | /* Check all the keys to see if any are still configured, |
Mateusz Kulikowski | 14b40d9 | 2015-04-01 00:24:37 +0200 | [diff] [blame] | 337 | * and if no key index was provided, de-init them all |
| 338 | */ |
Sean MacLennan | 184f193 | 2011-12-19 23:19:23 -0500 | [diff] [blame] | 339 | for (i = 0; i < NUM_WEP_KEYS; i++) { |
Sean MacLennan | 0ddcf5f | 2011-12-19 23:21:41 -0500 | [diff] [blame] | 340 | if (ieee->crypt_info.crypt[i] != NULL) { |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 341 | if (key_provided) |
| 342 | break; |
Sean MacLennan | 3b148be | 2011-12-19 23:23:08 -0500 | [diff] [blame] | 343 | lib80211_crypt_delayed_deinit(&ieee->crypt_info, |
Ksenija Stanojevic | a3ed22e | 2015-02-28 19:47:53 +0100 | [diff] [blame] | 344 | &ieee->crypt_info.crypt[i]); |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 345 | } |
| 346 | } |
| 347 | |
Sean MacLennan | 184f193 | 2011-12-19 23:19:23 -0500 | [diff] [blame] | 348 | if (i == NUM_WEP_KEYS) { |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 349 | sec.enabled = 0; |
| 350 | sec.level = SEC_LEVEL_0; |
| 351 | sec.flags |= SEC_ENABLED | SEC_LEVEL; |
| 352 | } |
| 353 | |
| 354 | goto done; |
| 355 | } |
| 356 | |
| 357 | |
| 358 | |
| 359 | sec.enabled = 1; |
| 360 | sec.flags |= SEC_ENABLED; |
| 361 | |
| 362 | if (*crypt != NULL && (*crypt)->ops != NULL && |
Sean MacLennan | 3b148be | 2011-12-19 23:23:08 -0500 | [diff] [blame] | 363 | strcmp((*crypt)->ops->name, "R-WEP") != 0) { |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 364 | /* changing to use WEP; deinit previously used algorithm |
Mateusz Kulikowski | 14b40d9 | 2015-04-01 00:24:37 +0200 | [diff] [blame] | 365 | * on this key |
| 366 | */ |
Sean MacLennan | 3b148be | 2011-12-19 23:23:08 -0500 | [diff] [blame] | 367 | lib80211_crypt_delayed_deinit(&ieee->crypt_info, crypt); |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 368 | } |
| 369 | |
| 370 | if (*crypt == NULL) { |
Sean MacLennan | 32c44cb | 2011-12-19 23:20:41 -0500 | [diff] [blame] | 371 | struct lib80211_crypt_data *new_crypt; |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 372 | |
| 373 | /* take WEP into use */ |
Sean MacLennan | 32c44cb | 2011-12-19 23:20:41 -0500 | [diff] [blame] | 374 | new_crypt = kzalloc(sizeof(struct lib80211_crypt_data), |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 375 | GFP_KERNEL); |
| 376 | if (new_crypt == NULL) |
| 377 | return -ENOMEM; |
Sean MacLennan | 3b148be | 2011-12-19 23:23:08 -0500 | [diff] [blame] | 378 | new_crypt->ops = lib80211_get_crypto_ops("R-WEP"); |
Larry Finger | 94a7994 | 2011-08-23 19:00:42 -0500 | [diff] [blame] | 379 | if (!new_crypt->ops) { |
| 380 | request_module("rtllib_crypt_wep"); |
Sean MacLennan | 3b148be | 2011-12-19 23:23:08 -0500 | [diff] [blame] | 381 | new_crypt->ops = lib80211_get_crypto_ops("R-WEP"); |
Larry Finger | 94a7994 | 2011-08-23 19:00:42 -0500 | [diff] [blame] | 382 | } |
| 383 | |
Herton Ronaldo Krzesinski | a010a33 | 2009-10-02 11:03:38 -0300 | [diff] [blame] | 384 | if (new_crypt->ops) |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 385 | new_crypt->priv = new_crypt->ops->init(key); |
| 386 | |
| 387 | if (!new_crypt->ops || !new_crypt->priv) { |
| 388 | kfree(new_crypt); |
| 389 | new_crypt = NULL; |
| 390 | |
Mateusz Kulikowski | d69d205 | 2015-03-17 00:00:52 +0100 | [diff] [blame] | 391 | netdev_warn(dev, |
| 392 | "%s: could not initialize WEP: load module rtllib_crypt_wep\n", |
| 393 | dev->name); |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 394 | return -EOPNOTSUPP; |
| 395 | } |
| 396 | *crypt = new_crypt; |
| 397 | } |
| 398 | |
| 399 | /* If a new key was provided, set it up */ |
| 400 | if (erq->length > 0) { |
| 401 | len = erq->length <= 5 ? 5 : 13; |
| 402 | memcpy(sec.keys[key], keybuf, erq->length); |
| 403 | if (len > erq->length) |
| 404 | memset(sec.keys[key] + erq->length, 0, |
| 405 | len - erq->length); |
Mateusz Kulikowski | c6a91ab | 2015-05-31 20:19:28 +0200 | [diff] [blame] | 406 | netdev_dbg(ieee->dev, "Setting key %d to '%s' (%d:%d bytes)\n", |
| 407 | key, escape_essid(sec.keys[key], len), erq->length, |
| 408 | len); |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 409 | sec.key_sizes[key] = len; |
Larry Finger | 94a7994 | 2011-08-23 19:00:42 -0500 | [diff] [blame] | 410 | (*crypt)->ops->set_key(sec.keys[key], len, NULL, |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 411 | (*crypt)->priv); |
| 412 | sec.flags |= (1 << key); |
| 413 | /* This ensures a key will be activated if no key is |
Mateusz Kulikowski | 14b40d9 | 2015-04-01 00:24:37 +0200 | [diff] [blame] | 414 | * explicitly set |
| 415 | */ |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 416 | if (key == sec.active_key) |
| 417 | sec.flags |= SEC_ACTIVE_KEY; |
Sean MacLennan | 0ddcf5f | 2011-12-19 23:21:41 -0500 | [diff] [blame] | 418 | ieee->crypt_info.tx_keyidx = key; |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 419 | |
| 420 | } else { |
| 421 | len = (*crypt)->ops->get_key(sec.keys[key], WEP_KEY_LEN, |
| 422 | NULL, (*crypt)->priv); |
| 423 | if (len == 0) { |
| 424 | /* Set a default key of all 0 */ |
Ksenija Stanojevic | c60cfc8 | 2015-02-28 19:20:36 +0100 | [diff] [blame] | 425 | netdev_info(ieee->dev, "Setting key %d to all zero.\n", |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 426 | key); |
| 427 | |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 428 | memset(sec.keys[key], 0, 13); |
| 429 | (*crypt)->ops->set_key(sec.keys[key], 13, NULL, |
| 430 | (*crypt)->priv); |
| 431 | sec.key_sizes[key] = 13; |
| 432 | sec.flags |= (1 << key); |
| 433 | } |
| 434 | |
| 435 | /* No key data - just set the default TX key index */ |
| 436 | if (key_provided) { |
Mateusz Kulikowski | c6a91ab | 2015-05-31 20:19:28 +0200 | [diff] [blame] | 437 | netdev_dbg(ieee->dev, |
| 438 | "Setting key %d as default Tx key.\n", key); |
Sean MacLennan | 0ddcf5f | 2011-12-19 23:21:41 -0500 | [diff] [blame] | 439 | ieee->crypt_info.tx_keyidx = key; |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 440 | sec.active_key = key; |
| 441 | sec.flags |= SEC_ACTIVE_KEY; |
| 442 | } |
| 443 | } |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 444 | done: |
| 445 | ieee->open_wep = !(erq->flags & IW_ENCODE_RESTRICTED); |
Larry Finger | 62f27cc | 2011-08-25 11:48:29 -0500 | [diff] [blame] | 446 | ieee->auth_mode = ieee->open_wep ? WLAN_AUTH_OPEN : |
| 447 | WLAN_AUTH_SHARED_KEY; |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 448 | sec.auth_mode = ieee->open_wep ? WLAN_AUTH_OPEN : WLAN_AUTH_SHARED_KEY; |
| 449 | sec.flags |= SEC_AUTH_MODE; |
Mateusz Kulikowski | c6a91ab | 2015-05-31 20:19:28 +0200 | [diff] [blame] | 450 | netdev_dbg(ieee->dev, "Auth: %s\n", sec.auth_mode == WLAN_AUTH_OPEN ? |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 451 | "OPEN" : "SHARED KEY"); |
| 452 | |
| 453 | /* For now we just support WEP, so only set that security level... |
Mateusz Kulikowski | 14b40d9 | 2015-04-01 00:24:37 +0200 | [diff] [blame] | 454 | * TODO: When WPA is added this is one place that needs to change |
| 455 | */ |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 456 | sec.flags |= SEC_LEVEL; |
| 457 | sec.level = SEC_LEVEL_1; /* 40 and 104 bit WEP */ |
| 458 | |
| 459 | if (ieee->set_security) |
Larry Finger | 94a7994 | 2011-08-23 19:00:42 -0500 | [diff] [blame] | 460 | ieee->set_security(dev, &sec); |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 461 | |
| 462 | /* Do not reset port if card is in Managed mode since resetting will |
| 463 | * generate new IEEE 802.11 authentication which may end up in looping |
| 464 | * with IEEE 802.1X. If your hardware requires a reset after WEP |
| 465 | * configuration (for example... Prism2), implement the reset_port in |
Mateusz Kulikowski | 14b40d9 | 2015-04-01 00:24:37 +0200 | [diff] [blame] | 466 | * the callbacks structures used to initialize the 802.11 stack. |
| 467 | */ |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 468 | if (ieee->reset_on_keychange && |
| 469 | ieee->iw_mode != IW_MODE_INFRA && |
Larry Finger | 94a7994 | 2011-08-23 19:00:42 -0500 | [diff] [blame] | 470 | ieee->reset_port && ieee->reset_port(dev)) { |
Ksenija Stanojevic | c60cfc8 | 2015-02-28 19:20:36 +0100 | [diff] [blame] | 471 | netdev_dbg(dev, "%s: reset_port failed\n", dev->name); |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 472 | return -EINVAL; |
| 473 | } |
| 474 | return 0; |
| 475 | } |
Sean MacLennan | 3b28499 | 2011-11-28 20:20:26 -0500 | [diff] [blame] | 476 | EXPORT_SYMBOL(rtllib_wx_set_encode); |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 477 | |
Larry Finger | 94a7994 | 2011-08-23 19:00:42 -0500 | [diff] [blame] | 478 | int rtllib_wx_get_encode(struct rtllib_device *ieee, |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 479 | struct iw_request_info *info, |
| 480 | union iwreq_data *wrqu, char *keybuf) |
| 481 | { |
| 482 | struct iw_point *erq = &(wrqu->encoding); |
| 483 | int len, key; |
Sean MacLennan | 32c44cb | 2011-12-19 23:20:41 -0500 | [diff] [blame] | 484 | struct lib80211_crypt_data *crypt; |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 485 | |
Mateusz Kulikowski | c6a91ab | 2015-05-31 20:19:28 +0200 | [diff] [blame] | 486 | netdev_dbg(ieee->dev, "%s()\n", __func__); |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 487 | |
Larry Finger | 94a7994 | 2011-08-23 19:00:42 -0500 | [diff] [blame] | 488 | if (ieee->iw_mode == IW_MODE_MONITOR) |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 489 | return -1; |
| 490 | |
| 491 | key = erq->flags & IW_ENCODE_INDEX; |
| 492 | if (key) { |
Sean MacLennan | 184f193 | 2011-12-19 23:19:23 -0500 | [diff] [blame] | 493 | if (key > NUM_WEP_KEYS) |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 494 | return -EINVAL; |
| 495 | key--; |
Larry Finger | 94a7994 | 2011-08-23 19:00:42 -0500 | [diff] [blame] | 496 | } else { |
Sean MacLennan | 0ddcf5f | 2011-12-19 23:21:41 -0500 | [diff] [blame] | 497 | key = ieee->crypt_info.tx_keyidx; |
Larry Finger | 94a7994 | 2011-08-23 19:00:42 -0500 | [diff] [blame] | 498 | } |
Sean MacLennan | 0ddcf5f | 2011-12-19 23:21:41 -0500 | [diff] [blame] | 499 | crypt = ieee->crypt_info.crypt[key]; |
Larry Finger | 94a7994 | 2011-08-23 19:00:42 -0500 | [diff] [blame] | 500 | |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 501 | erq->flags = key + 1; |
| 502 | |
| 503 | if (crypt == NULL || crypt->ops == NULL) { |
| 504 | erq->length = 0; |
| 505 | erq->flags |= IW_ENCODE_DISABLED; |
| 506 | return 0; |
| 507 | } |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 508 | len = crypt->ops->get_key(keybuf, SCM_KEY_LEN, NULL, crypt->priv); |
Mateusz Kulikowski | 622fd49 | 2015-05-31 20:19:47 +0200 | [diff] [blame] | 509 | |
| 510 | erq->length = max(len, 0); |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 511 | |
| 512 | erq->flags |= IW_ENCODE_ENABLED; |
| 513 | |
| 514 | if (ieee->open_wep) |
| 515 | erq->flags |= IW_ENCODE_OPEN; |
| 516 | else |
| 517 | erq->flags |= IW_ENCODE_RESTRICTED; |
| 518 | |
| 519 | return 0; |
| 520 | } |
Sean MacLennan | 3b28499 | 2011-11-28 20:20:26 -0500 | [diff] [blame] | 521 | EXPORT_SYMBOL(rtllib_wx_get_encode); |
Mike McCormack | 3591733 | 2011-07-11 08:56:03 +0900 | [diff] [blame] | 522 | |
Larry Finger | 94a7994 | 2011-08-23 19:00:42 -0500 | [diff] [blame] | 523 | int rtllib_wx_set_encode_ext(struct rtllib_device *ieee, |
Larry Finger | 62f27cc | 2011-08-25 11:48:29 -0500 | [diff] [blame] | 524 | struct iw_request_info *info, |
| 525 | union iwreq_data *wrqu, char *extra) |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 526 | { |
| 527 | int ret = 0; |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 528 | struct net_device *dev = ieee->dev; |
Larry Finger | 62f27cc | 2011-08-25 11:48:29 -0500 | [diff] [blame] | 529 | struct iw_point *encoding = &wrqu->encoding; |
| 530 | struct iw_encode_ext *ext = (struct iw_encode_ext *)extra; |
| 531 | int i, idx; |
| 532 | int group_key = 0; |
| 533 | const char *alg, *module; |
Sean MacLennan | 32c44cb | 2011-12-19 23:20:41 -0500 | [diff] [blame] | 534 | struct lib80211_crypto_ops *ops; |
| 535 | struct lib80211_crypt_data **crypt; |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 536 | |
Larry Finger | 62f27cc | 2011-08-25 11:48:29 -0500 | [diff] [blame] | 537 | struct rtllib_security sec = { |
| 538 | .flags = 0, |
| 539 | }; |
| 540 | idx = encoding->flags & IW_ENCODE_INDEX; |
| 541 | if (idx) { |
Sean MacLennan | 184f193 | 2011-12-19 23:19:23 -0500 | [diff] [blame] | 542 | if (idx < 1 || idx > NUM_WEP_KEYS) |
Larry Finger | 62f27cc | 2011-08-25 11:48:29 -0500 | [diff] [blame] | 543 | return -EINVAL; |
| 544 | idx--; |
Larry Finger | 94a7994 | 2011-08-23 19:00:42 -0500 | [diff] [blame] | 545 | } else{ |
Sean MacLennan | 0ddcf5f | 2011-12-19 23:21:41 -0500 | [diff] [blame] | 546 | idx = ieee->crypt_info.tx_keyidx; |
Larry Finger | 94a7994 | 2011-08-23 19:00:42 -0500 | [diff] [blame] | 547 | } |
| 548 | if (ext->ext_flags & IW_ENCODE_EXT_GROUP_KEY) { |
Sean MacLennan | 0ddcf5f | 2011-12-19 23:21:41 -0500 | [diff] [blame] | 549 | crypt = &ieee->crypt_info.crypt[idx]; |
Larry Finger | 94a7994 | 2011-08-23 19:00:42 -0500 | [diff] [blame] | 550 | group_key = 1; |
| 551 | } else { |
| 552 | /* some Cisco APs use idx>0 for unicast in dynamic WEP */ |
| 553 | if (idx != 0 && ext->alg != IW_ENCODE_ALG_WEP) |
Larry Finger | 62f27cc | 2011-08-25 11:48:29 -0500 | [diff] [blame] | 554 | return -EINVAL; |
Larry Finger | 94a7994 | 2011-08-23 19:00:42 -0500 | [diff] [blame] | 555 | if (ieee->iw_mode == IW_MODE_INFRA) |
Sean MacLennan | 0ddcf5f | 2011-12-19 23:21:41 -0500 | [diff] [blame] | 556 | crypt = &ieee->crypt_info.crypt[idx]; |
Larry Finger | 94a7994 | 2011-08-23 19:00:42 -0500 | [diff] [blame] | 557 | else |
| 558 | return -EINVAL; |
| 559 | } |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 560 | |
Larry Finger | 94a7994 | 2011-08-23 19:00:42 -0500 | [diff] [blame] | 561 | sec.flags |= SEC_ENABLED; |
| 562 | if ((encoding->flags & IW_ENCODE_DISABLED) || |
Larry Finger | 62f27cc | 2011-08-25 11:48:29 -0500 | [diff] [blame] | 563 | ext->alg == IW_ENCODE_ALG_NONE) { |
Larry Finger | 94a7994 | 2011-08-23 19:00:42 -0500 | [diff] [blame] | 564 | if (*crypt) |
Sean MacLennan | 3b148be | 2011-12-19 23:23:08 -0500 | [diff] [blame] | 565 | lib80211_crypt_delayed_deinit(&ieee->crypt_info, crypt); |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 566 | |
Sean MacLennan | 184f193 | 2011-12-19 23:19:23 -0500 | [diff] [blame] | 567 | for (i = 0; i < NUM_WEP_KEYS; i++) { |
Sean MacLennan | 0ddcf5f | 2011-12-19 23:21:41 -0500 | [diff] [blame] | 568 | if (ieee->crypt_info.crypt[i] != NULL) |
Larry Finger | 94a7994 | 2011-08-23 19:00:42 -0500 | [diff] [blame] | 569 | break; |
| 570 | } |
Sean MacLennan | 184f193 | 2011-12-19 23:19:23 -0500 | [diff] [blame] | 571 | if (i == NUM_WEP_KEYS) { |
Larry Finger | 94a7994 | 2011-08-23 19:00:42 -0500 | [diff] [blame] | 572 | sec.enabled = 0; |
| 573 | sec.level = SEC_LEVEL_0; |
| 574 | sec.flags |= SEC_LEVEL; |
| 575 | } |
| 576 | goto done; |
| 577 | } |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 578 | |
| 579 | sec.enabled = 1; |
Larry Finger | 62f27cc | 2011-08-25 11:48:29 -0500 | [diff] [blame] | 580 | switch (ext->alg) { |
| 581 | case IW_ENCODE_ALG_WEP: |
Sean MacLennan | 3b148be | 2011-12-19 23:23:08 -0500 | [diff] [blame] | 582 | alg = "R-WEP"; |
Larry Finger | 62f27cc | 2011-08-25 11:48:29 -0500 | [diff] [blame] | 583 | module = "rtllib_crypt_wep"; |
| 584 | break; |
| 585 | case IW_ENCODE_ALG_TKIP: |
Sean MacLennan | 3b148be | 2011-12-19 23:23:08 -0500 | [diff] [blame] | 586 | alg = "R-TKIP"; |
Larry Finger | 62f27cc | 2011-08-25 11:48:29 -0500 | [diff] [blame] | 587 | module = "rtllib_crypt_tkip"; |
| 588 | break; |
| 589 | case IW_ENCODE_ALG_CCMP: |
Sean MacLennan | 3b148be | 2011-12-19 23:23:08 -0500 | [diff] [blame] | 590 | alg = "R-CCMP"; |
Larry Finger | 62f27cc | 2011-08-25 11:48:29 -0500 | [diff] [blame] | 591 | module = "rtllib_crypt_ccmp"; |
| 592 | break; |
| 593 | default: |
Mateusz Kulikowski | c6a91ab | 2015-05-31 20:19:28 +0200 | [diff] [blame] | 594 | netdev_dbg(ieee->dev, "Unknown crypto alg %d\n", ext->alg); |
Larry Finger | 62f27cc | 2011-08-25 11:48:29 -0500 | [diff] [blame] | 595 | ret = -EINVAL; |
| 596 | goto done; |
| 597 | } |
Ksenija Stanojevic | c60cfc8 | 2015-02-28 19:20:36 +0100 | [diff] [blame] | 598 | netdev_info(dev, "alg name:%s\n", alg); |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 599 | |
Sean MacLennan | 3b148be | 2011-12-19 23:23:08 -0500 | [diff] [blame] | 600 | ops = lib80211_get_crypto_ops(alg); |
Larry Finger | 62f27cc | 2011-08-25 11:48:29 -0500 | [diff] [blame] | 601 | if (ops == NULL) { |
| 602 | char tempbuf[100]; |
Larry Finger | 94a7994 | 2011-08-23 19:00:42 -0500 | [diff] [blame] | 603 | |
Larry Finger | 62f27cc | 2011-08-25 11:48:29 -0500 | [diff] [blame] | 604 | memset(tempbuf, 0x00, 100); |
| 605 | sprintf(tempbuf, "%s", module); |
| 606 | request_module("%s", tempbuf); |
Sean MacLennan | 3b148be | 2011-12-19 23:23:08 -0500 | [diff] [blame] | 607 | ops = lib80211_get_crypto_ops(alg); |
Larry Finger | 62f27cc | 2011-08-25 11:48:29 -0500 | [diff] [blame] | 608 | } |
| 609 | if (ops == NULL) { |
Ksenija Stanojevic | c60cfc8 | 2015-02-28 19:20:36 +0100 | [diff] [blame] | 610 | netdev_info(dev, "========>unknown crypto alg %d\n", ext->alg); |
Larry Finger | 62f27cc | 2011-08-25 11:48:29 -0500 | [diff] [blame] | 611 | ret = -EINVAL; |
| 612 | goto done; |
| 613 | } |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 614 | |
Larry Finger | 62f27cc | 2011-08-25 11:48:29 -0500 | [diff] [blame] | 615 | if (*crypt == NULL || (*crypt)->ops != ops) { |
Sean MacLennan | 32c44cb | 2011-12-19 23:20:41 -0500 | [diff] [blame] | 616 | struct lib80211_crypt_data *new_crypt; |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 617 | |
Sean MacLennan | 3b148be | 2011-12-19 23:23:08 -0500 | [diff] [blame] | 618 | lib80211_crypt_delayed_deinit(&ieee->crypt_info, crypt); |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 619 | |
Larry Finger | 62f27cc | 2011-08-25 11:48:29 -0500 | [diff] [blame] | 620 | new_crypt = kzalloc(sizeof(*new_crypt), GFP_KERNEL); |
| 621 | if (new_crypt == NULL) { |
| 622 | ret = -ENOMEM; |
| 623 | goto done; |
| 624 | } |
| 625 | new_crypt->ops = ops; |
Sean MacLennan | 0bd3553 | 2015-11-15 19:51:43 -0500 | [diff] [blame] | 626 | if (new_crypt->ops && try_module_get(new_crypt->ops->owner)) |
Larry Finger | 62f27cc | 2011-08-25 11:48:29 -0500 | [diff] [blame] | 627 | new_crypt->priv = new_crypt->ops->init(idx); |
Larry Finger | 94a7994 | 2011-08-23 19:00:42 -0500 | [diff] [blame] | 628 | |
Larry Finger | 62f27cc | 2011-08-25 11:48:29 -0500 | [diff] [blame] | 629 | if (new_crypt->priv == NULL) { |
| 630 | kfree(new_crypt); |
| 631 | ret = -EINVAL; |
| 632 | goto done; |
| 633 | } |
| 634 | *crypt = new_crypt; |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 635 | |
Larry Finger | 94a7994 | 2011-08-23 19:00:42 -0500 | [diff] [blame] | 636 | } |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 637 | |
Larry Finger | 62f27cc | 2011-08-25 11:48:29 -0500 | [diff] [blame] | 638 | if (ext->key_len > 0 && (*crypt)->ops->set_key && |
| 639 | (*crypt)->ops->set_key(ext->key, ext->key_len, ext->rx_seq, |
| 640 | (*crypt)->priv) < 0) { |
Ksenija Stanojevic | c60cfc8 | 2015-02-28 19:20:36 +0100 | [diff] [blame] | 641 | netdev_info(dev, "key setting failed\n"); |
Larry Finger | 62f27cc | 2011-08-25 11:48:29 -0500 | [diff] [blame] | 642 | ret = -EINVAL; |
| 643 | goto done; |
| 644 | } |
| 645 | if (ext->ext_flags & IW_ENCODE_EXT_SET_TX_KEY) { |
Sean MacLennan | 0ddcf5f | 2011-12-19 23:21:41 -0500 | [diff] [blame] | 646 | ieee->crypt_info.tx_keyidx = idx; |
Larry Finger | 62f27cc | 2011-08-25 11:48:29 -0500 | [diff] [blame] | 647 | sec.active_key = idx; |
| 648 | sec.flags |= SEC_ACTIVE_KEY; |
| 649 | } |
| 650 | if (ext->alg != IW_ENCODE_ALG_NONE) { |
| 651 | sec.key_sizes[idx] = ext->key_len; |
| 652 | sec.flags |= (1 << idx); |
| 653 | if (ext->alg == IW_ENCODE_ALG_WEP) { |
| 654 | sec.flags |= SEC_LEVEL; |
| 655 | sec.level = SEC_LEVEL_1; |
| 656 | } else if (ext->alg == IW_ENCODE_ALG_TKIP) { |
| 657 | sec.flags |= SEC_LEVEL; |
| 658 | sec.level = SEC_LEVEL_2; |
| 659 | } else if (ext->alg == IW_ENCODE_ALG_CCMP) { |
| 660 | sec.flags |= SEC_LEVEL; |
| 661 | sec.level = SEC_LEVEL_3; |
| 662 | } |
| 663 | /* Don't set sec level for group keys. */ |
| 664 | if (group_key) |
| 665 | sec.flags &= ~SEC_LEVEL; |
| 666 | } |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 667 | done: |
Larry Finger | 62f27cc | 2011-08-25 11:48:29 -0500 | [diff] [blame] | 668 | if (ieee->set_security) |
| 669 | ieee->set_security(ieee->dev, &sec); |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 670 | |
| 671 | if (ieee->reset_on_keychange && |
Larry Finger | 62f27cc | 2011-08-25 11:48:29 -0500 | [diff] [blame] | 672 | ieee->iw_mode != IW_MODE_INFRA && |
| 673 | ieee->reset_port && ieee->reset_port(dev)) { |
Mateusz Kulikowski | c6a91ab | 2015-05-31 20:19:28 +0200 | [diff] [blame] | 674 | netdev_dbg(ieee->dev, "Port reset failed\n"); |
Larry Finger | 62f27cc | 2011-08-25 11:48:29 -0500 | [diff] [blame] | 675 | return -EINVAL; |
| 676 | } |
| 677 | return ret; |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 678 | } |
Sean MacLennan | 3b28499 | 2011-11-28 20:20:26 -0500 | [diff] [blame] | 679 | EXPORT_SYMBOL(rtllib_wx_set_encode_ext); |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 680 | |
Larry Finger | 94a7994 | 2011-08-23 19:00:42 -0500 | [diff] [blame] | 681 | int rtllib_wx_set_mlme(struct rtllib_device *ieee, |
Larry Finger | 62f27cc | 2011-08-25 11:48:29 -0500 | [diff] [blame] | 682 | struct iw_request_info *info, |
| 683 | union iwreq_data *wrqu, char *extra) |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 684 | { |
Larry Finger | 94a7994 | 2011-08-23 19:00:42 -0500 | [diff] [blame] | 685 | u8 i = 0; |
| 686 | bool deauth = false; |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 687 | struct iw_mlme *mlme = (struct iw_mlme *) extra; |
Larry Finger | 94a7994 | 2011-08-23 19:00:42 -0500 | [diff] [blame] | 688 | |
| 689 | if (ieee->state != RTLLIB_LINKED) |
| 690 | return -ENOLINK; |
| 691 | |
Binoy Jayan | 9afa937 | 2016-06-01 14:56:52 +0530 | [diff] [blame] | 692 | mutex_lock(&ieee->wx_mutex); |
Larry Finger | 94a7994 | 2011-08-23 19:00:42 -0500 | [diff] [blame] | 693 | |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 694 | switch (mlme->cmd) { |
Larry Finger | 62f27cc | 2011-08-25 11:48:29 -0500 | [diff] [blame] | 695 | case IW_MLME_DEAUTH: |
| 696 | deauth = true; |
| 697 | /* leave break out intentionly */ |
Larry Finger | 94a7994 | 2011-08-23 19:00:42 -0500 | [diff] [blame] | 698 | |
Larry Finger | 62f27cc | 2011-08-25 11:48:29 -0500 | [diff] [blame] | 699 | case IW_MLME_DISASSOC: |
Valentina Manea | 4bb0142 | 2013-10-25 11:28:10 +0300 | [diff] [blame] | 700 | if (deauth) |
Ksenija Stanojevic | c60cfc8 | 2015-02-28 19:20:36 +0100 | [diff] [blame] | 701 | netdev_info(ieee->dev, "disauth packet !\n"); |
Larry Finger | 62f27cc | 2011-08-25 11:48:29 -0500 | [diff] [blame] | 702 | else |
Ksenija Stanojevic | c60cfc8 | 2015-02-28 19:20:36 +0100 | [diff] [blame] | 703 | netdev_info(ieee->dev, "dis associate packet!\n"); |
Larry Finger | 94a7994 | 2011-08-23 19:00:42 -0500 | [diff] [blame] | 704 | |
Larry Finger | 62f27cc | 2011-08-25 11:48:29 -0500 | [diff] [blame] | 705 | ieee->cannot_notify = true; |
Larry Finger | 94a7994 | 2011-08-23 19:00:42 -0500 | [diff] [blame] | 706 | |
Larry Finger | 62f27cc | 2011-08-25 11:48:29 -0500 | [diff] [blame] | 707 | SendDisassociation(ieee, deauth, mlme->reason_code); |
| 708 | rtllib_disassociate(ieee); |
Larry Finger | 94a7994 | 2011-08-23 19:00:42 -0500 | [diff] [blame] | 709 | |
Larry Finger | 62f27cc | 2011-08-25 11:48:29 -0500 | [diff] [blame] | 710 | ieee->wap_set = 0; |
| 711 | for (i = 0; i < 6; i++) |
| 712 | ieee->current_network.bssid[i] = 0x55; |
Larry Finger | 94a7994 | 2011-08-23 19:00:42 -0500 | [diff] [blame] | 713 | |
Larry Finger | 62f27cc | 2011-08-25 11:48:29 -0500 | [diff] [blame] | 714 | ieee->ssid_set = 0; |
| 715 | ieee->current_network.ssid[0] = '\0'; |
| 716 | ieee->current_network.ssid_len = 0; |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 717 | break; |
Larry Finger | 94a7994 | 2011-08-23 19:00:42 -0500 | [diff] [blame] | 718 | default: |
Binoy Jayan | 9afa937 | 2016-06-01 14:56:52 +0530 | [diff] [blame] | 719 | mutex_unlock(&ieee->wx_mutex); |
Larry Finger | 94a7994 | 2011-08-23 19:00:42 -0500 | [diff] [blame] | 720 | return -EOPNOTSUPP; |
| 721 | } |
| 722 | |
Binoy Jayan | 9afa937 | 2016-06-01 14:56:52 +0530 | [diff] [blame] | 723 | mutex_unlock(&ieee->wx_mutex); |
Larry Finger | 94a7994 | 2011-08-23 19:00:42 -0500 | [diff] [blame] | 724 | |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 725 | return 0; |
| 726 | } |
Sean MacLennan | 3b28499 | 2011-11-28 20:20:26 -0500 | [diff] [blame] | 727 | EXPORT_SYMBOL(rtllib_wx_set_mlme); |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 728 | |
Larry Finger | 94a7994 | 2011-08-23 19:00:42 -0500 | [diff] [blame] | 729 | int rtllib_wx_set_auth(struct rtllib_device *ieee, |
Larry Finger | 62f27cc | 2011-08-25 11:48:29 -0500 | [diff] [blame] | 730 | struct iw_request_info *info, |
| 731 | struct iw_param *data, char *extra) |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 732 | { |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 733 | switch (data->flags & IW_AUTH_INDEX) { |
Larry Finger | 62f27cc | 2011-08-25 11:48:29 -0500 | [diff] [blame] | 734 | case IW_AUTH_WPA_VERSION: |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 735 | break; |
Larry Finger | 62f27cc | 2011-08-25 11:48:29 -0500 | [diff] [blame] | 736 | case IW_AUTH_CIPHER_PAIRWISE: |
| 737 | case IW_AUTH_CIPHER_GROUP: |
| 738 | case IW_AUTH_KEY_MGMT: |
Mateusz Kulikowski | 14b40d9 | 2015-04-01 00:24:37 +0200 | [diff] [blame] | 739 | /* Host AP driver does not use these parameters and allows |
Larry Finger | 94a7994 | 2011-08-23 19:00:42 -0500 | [diff] [blame] | 740 | * wpa_supplicant to control them internally. |
| 741 | */ |
Larry Finger | 62f27cc | 2011-08-25 11:48:29 -0500 | [diff] [blame] | 742 | break; |
| 743 | case IW_AUTH_TKIP_COUNTERMEASURES: |
| 744 | ieee->tkip_countermeasures = data->value; |
| 745 | break; |
| 746 | case IW_AUTH_DROP_UNENCRYPTED: |
| 747 | ieee->drop_unencrypted = data->value; |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 748 | break; |
| 749 | |
| 750 | case IW_AUTH_80211_AUTH_ALG: |
Larry Finger | 62f27cc | 2011-08-25 11:48:29 -0500 | [diff] [blame] | 751 | if (data->value & IW_AUTH_ALG_SHARED_KEY) { |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 752 | ieee->open_wep = 0; |
| 753 | ieee->auth_mode = 1; |
Larry Finger | 62f27cc | 2011-08-25 11:48:29 -0500 | [diff] [blame] | 754 | } else if (data->value & IW_AUTH_ALG_OPEN_SYSTEM) { |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 755 | ieee->open_wep = 1; |
| 756 | ieee->auth_mode = 0; |
Larry Finger | 62f27cc | 2011-08-25 11:48:29 -0500 | [diff] [blame] | 757 | } else if (data->value & IW_AUTH_ALG_LEAP) { |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 758 | ieee->open_wep = 1; |
| 759 | ieee->auth_mode = 2; |
Larry Finger | 62f27cc | 2011-08-25 11:48:29 -0500 | [diff] [blame] | 760 | } else |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 761 | return -EINVAL; |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 762 | break; |
| 763 | |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 764 | case IW_AUTH_WPA_ENABLED: |
Larry Finger | 62f27cc | 2011-08-25 11:48:29 -0500 | [diff] [blame] | 765 | ieee->wpa_enabled = (data->value) ? 1 : 0; |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 766 | break; |
| 767 | |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 768 | case IW_AUTH_RX_UNENCRYPTED_EAPOL: |
Larry Finger | 62f27cc | 2011-08-25 11:48:29 -0500 | [diff] [blame] | 769 | ieee->ieee802_1x = data->value; |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 770 | break; |
| 771 | case IW_AUTH_PRIVACY_INVOKED: |
| 772 | ieee->privacy_invoked = data->value; |
| 773 | break; |
| 774 | default: |
Larry Finger | 62f27cc | 2011-08-25 11:48:29 -0500 | [diff] [blame] | 775 | return -EOPNOTSUPP; |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 776 | } |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 777 | return 0; |
| 778 | } |
Sean MacLennan | 3b28499 | 2011-11-28 20:20:26 -0500 | [diff] [blame] | 779 | EXPORT_SYMBOL(rtllib_wx_set_auth); |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 780 | |
Larry Finger | 94a7994 | 2011-08-23 19:00:42 -0500 | [diff] [blame] | 781 | int rtllib_wx_set_gen_ie(struct rtllib_device *ieee, u8 *ie, size_t len) |
| 782 | { |
Larry Finger | 94a7994 | 2011-08-23 19:00:42 -0500 | [diff] [blame] | 783 | u8 *buf; |
Larry Finger | 62f27cc | 2011-08-25 11:48:29 -0500 | [diff] [blame] | 784 | u8 eid, wps_oui[4] = {0x0, 0x50, 0xf2, 0x04}; |
Larry Finger | 94a7994 | 2011-08-23 19:00:42 -0500 | [diff] [blame] | 785 | |
Larry Finger | 62f27cc | 2011-08-25 11:48:29 -0500 | [diff] [blame] | 786 | if (len > MAX_WPA_IE_LEN || (len && ie == NULL)) |
Larry Finger | 94a7994 | 2011-08-23 19:00:42 -0500 | [diff] [blame] | 787 | return -EINVAL; |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 788 | |
Larry Finger | 94a7994 | 2011-08-23 19:00:42 -0500 | [diff] [blame] | 789 | if (len) { |
| 790 | eid = ie[0]; |
Larry Finger | 62f27cc | 2011-08-25 11:48:29 -0500 | [diff] [blame] | 791 | if ((eid == MFIE_TYPE_GENERIC) && (!memcmp(&ie[2], |
| 792 | wps_oui, 4))) { |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 793 | |
Mateusz Kulikowski | a5c06ad | 2015-05-31 20:19:46 +0200 | [diff] [blame] | 794 | ieee->wps_ie_len = min_t(size_t, len, MAX_WZC_IE_LEN); |
Thomas Meyer | 2322697 | 2011-11-08 20:30:20 +0100 | [diff] [blame] | 795 | buf = kmemdup(ie, ieee->wps_ie_len, GFP_KERNEL); |
Larry Finger | 94a7994 | 2011-08-23 19:00:42 -0500 | [diff] [blame] | 796 | if (buf == NULL) |
| 797 | return -ENOMEM; |
Larry Finger | 94a7994 | 2011-08-23 19:00:42 -0500 | [diff] [blame] | 798 | ieee->wps_ie = buf; |
| 799 | return 0; |
| 800 | } |
| 801 | } |
| 802 | ieee->wps_ie_len = 0; |
Larry Finger | 62f27cc | 2011-08-25 11:48:29 -0500 | [diff] [blame] | 803 | kfree(ieee->wps_ie); |
Larry Finger | 94a7994 | 2011-08-23 19:00:42 -0500 | [diff] [blame] | 804 | ieee->wps_ie = NULL; |
| 805 | if (len) { |
Larry Finger | 62f27cc | 2011-08-25 11:48:29 -0500 | [diff] [blame] | 806 | if (len != ie[1]+2) |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 807 | return -EINVAL; |
Thomas Meyer | 2322697 | 2011-11-08 20:30:20 +0100 | [diff] [blame] | 808 | buf = kmemdup(ie, len, GFP_KERNEL); |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 809 | if (buf == NULL) |
| 810 | return -ENOMEM; |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 811 | kfree(ieee->wpa_ie); |
| 812 | ieee->wpa_ie = buf; |
| 813 | ieee->wpa_ie_len = len; |
Larry Finger | 94a7994 | 2011-08-23 19:00:42 -0500 | [diff] [blame] | 814 | } else { |
Greg Kroah-Hartman | ecdfa44 | 2009-08-04 15:57:55 -0700 | [diff] [blame] | 815 | kfree(ieee->wpa_ie); |
| 816 | ieee->wpa_ie = NULL; |
| 817 | ieee->wpa_ie_len = 0; |
| 818 | } |
Larry Finger | 94a7994 | 2011-08-23 19:00:42 -0500 | [diff] [blame] | 819 | return 0; |
| 820 | } |
Sean MacLennan | 3b28499 | 2011-11-28 20:20:26 -0500 | [diff] [blame] | 821 | EXPORT_SYMBOL(rtllib_wx_set_gen_ie); |