Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 1 | /****************************************************************************** |
| 2 | * rtl871x_mlme.c |
| 3 | * |
| 4 | * Copyright(c) 2007 - 2010 Realtek Corporation. All rights reserved. |
| 5 | * Linux device driver for RTL8192SU |
| 6 | * |
| 7 | * This program is free software; you can redistribute it and/or modify it |
| 8 | * under the terms of version 2 of the GNU General Public License as |
| 9 | * published by the Free Software Foundation. |
| 10 | * |
| 11 | * This program is distributed in the hope that it will be useful, but WITHOUT |
| 12 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| 13 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for |
| 14 | * more details. |
| 15 | * |
| 16 | * You should have received a copy of the GNU General Public License along with |
| 17 | * this program; if not, write to the Free Software Foundation, Inc., |
| 18 | * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA |
| 19 | * |
| 20 | * Modifications for inclusion into the Linux staging tree are |
| 21 | * Copyright(c) 2010 Larry Finger. All rights reserved. |
| 22 | * |
| 23 | * Contact information: |
| 24 | * WLAN FAE <wlanfae@realtek.com> |
| 25 | * Larry Finger <Larry.Finger@lwfinger.net> |
| 26 | * |
| 27 | ******************************************************************************/ |
| 28 | |
| 29 | #define _RTL871X_MLME_C_ |
| 30 | |
Wei Yongjun | 3cd84fb | 2012-08-24 13:29:09 +0800 | [diff] [blame] | 31 | #include <linux/etherdevice.h> |
| 32 | |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 33 | #include "osdep_service.h" |
| 34 | #include "drv_types.h" |
| 35 | #include "recv_osdep.h" |
| 36 | #include "xmit_osdep.h" |
| 37 | #include "mlme_osdep.h" |
| 38 | #include "sta_info.h" |
| 39 | #include "wifi.h" |
| 40 | #include "wlan_bssdef.h" |
| 41 | |
| 42 | static void update_ht_cap(struct _adapter *padapter, u8 *pie, uint ie_len); |
| 43 | |
| 44 | static sint _init_mlme_priv(struct _adapter *padapter) |
| 45 | { |
| 46 | sint i; |
| 47 | u8 *pbuf; |
| 48 | struct wlan_network *pnetwork; |
| 49 | struct mlme_priv *pmlmepriv = &padapter->mlmepriv; |
| 50 | |
| 51 | memset((u8 *)pmlmepriv, 0, sizeof(struct mlme_priv)); |
| 52 | pmlmepriv->nic_hdl = (u8 *)padapter; |
| 53 | pmlmepriv->pscanned = NULL; |
| 54 | pmlmepriv->fw_state = 0; |
| 55 | pmlmepriv->cur_network.network.InfrastructureMode = |
| 56 | Ndis802_11AutoUnknown; |
Ali Bahar | ee5b1aa | 2011-09-04 03:14:21 +0800 | [diff] [blame] | 57 | /* Maybe someday we should rename this variable to "active_mode"(Jeff)*/ |
| 58 | pmlmepriv->passive_mode = 1; /* 1: active, 0: passive. */ |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 59 | spin_lock_init(&(pmlmepriv->lock)); |
| 60 | spin_lock_init(&(pmlmepriv->lock2)); |
| 61 | _init_queue(&(pmlmepriv->free_bss_pool)); |
| 62 | _init_queue(&(pmlmepriv->scanned_queue)); |
| 63 | set_scanned_network_val(pmlmepriv, 0); |
| 64 | memset(&pmlmepriv->assoc_ssid, 0, sizeof(struct ndis_802_11_ssid)); |
Vitaly Osipov | 91d435f | 2014-05-24 18:19:27 +1000 | [diff] [blame] | 65 | pbuf = kmalloc(MAX_BSS_CNT * (sizeof(struct wlan_network)), |
| 66 | GFP_ATOMIC); |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 67 | if (pbuf == NULL) |
| 68 | return _FAIL; |
| 69 | pmlmepriv->free_bss_buf = pbuf; |
| 70 | pnetwork = (struct wlan_network *)pbuf; |
| 71 | for (i = 0; i < MAX_BSS_CNT; i++) { |
James A Shackleford | 534c4ac | 2014-06-24 22:52:34 -0400 | [diff] [blame] | 72 | INIT_LIST_HEAD(&(pnetwork->list)); |
James A Shackleford | fdfbf78 | 2014-06-24 22:52:36 -0400 | [diff] [blame] | 73 | list_add_tail(&(pnetwork->list), |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 74 | &(pmlmepriv->free_bss_pool.queue)); |
| 75 | pnetwork++; |
| 76 | } |
| 77 | pmlmepriv->sitesurveyctrl.last_rx_pkts = 0; |
| 78 | pmlmepriv->sitesurveyctrl.last_tx_pkts = 0; |
| 79 | pmlmepriv->sitesurveyctrl.traffic_busy = false; |
| 80 | /* allocate DMA-able/Non-Page memory for cmd_buf and rsp_buf */ |
| 81 | r8712_init_mlme_timer(padapter); |
| 82 | return _SUCCESS; |
| 83 | } |
| 84 | |
| 85 | struct wlan_network *_r8712_alloc_network(struct mlme_priv *pmlmepriv) |
| 86 | { |
| 87 | unsigned long irqL; |
| 88 | struct wlan_network *pnetwork; |
| 89 | struct __queue *free_queue = &pmlmepriv->free_bss_pool; |
| 90 | struct list_head *plist = NULL; |
| 91 | |
James A Shackleford | df353f6 | 2014-06-24 22:52:40 -0400 | [diff] [blame] | 92 | if (list_empty(&free_queue->queue)) |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 93 | return NULL; |
| 94 | spin_lock_irqsave(&free_queue->lock, irqL); |
James A Shackleford | 849fb0a | 2014-06-24 22:52:38 -0400 | [diff] [blame] | 95 | plist = free_queue->queue.next; |
Max Perepelitsyn | 0636b46 | 2015-01-02 14:08:08 +0600 | [diff] [blame] | 96 | pnetwork = LIST_CONTAINOR(plist, struct wlan_network, list); |
James A Shackleford | 29197b7 | 2014-06-24 22:52:37 -0400 | [diff] [blame] | 97 | list_del_init(&pnetwork->list); |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 98 | pnetwork->last_scanned = jiffies; |
| 99 | pmlmepriv->num_of_scanned++; |
| 100 | spin_unlock_irqrestore(&free_queue->lock, irqL); |
| 101 | return pnetwork; |
| 102 | } |
| 103 | |
| 104 | static void _free_network(struct mlme_priv *pmlmepriv, |
| 105 | struct wlan_network *pnetwork) |
| 106 | { |
| 107 | u32 curr_time, delta_time; |
| 108 | unsigned long irqL; |
| 109 | struct __queue *free_queue = &(pmlmepriv->free_bss_pool); |
| 110 | |
| 111 | if (pnetwork == NULL) |
| 112 | return; |
| 113 | if (pnetwork->fixed == true) |
| 114 | return; |
| 115 | curr_time = jiffies; |
| 116 | delta_time = (curr_time - (u32)pnetwork->last_scanned) / HZ; |
| 117 | if (delta_time < SCANQUEUE_LIFETIME) |
| 118 | return; |
| 119 | spin_lock_irqsave(&free_queue->lock, irqL); |
James A Shackleford | 29197b7 | 2014-06-24 22:52:37 -0400 | [diff] [blame] | 120 | list_del_init(&pnetwork->list); |
James A Shackleford | fdfbf78 | 2014-06-24 22:52:36 -0400 | [diff] [blame] | 121 | list_add_tail(&pnetwork->list, &free_queue->queue); |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 122 | pmlmepriv->num_of_scanned--; |
| 123 | spin_unlock_irqrestore(&free_queue->lock, irqL); |
| 124 | } |
| 125 | |
| 126 | static void _free_network_nolock(struct mlme_priv *pmlmepriv, |
| 127 | struct wlan_network *pnetwork) |
| 128 | { |
| 129 | struct __queue *free_queue = &pmlmepriv->free_bss_pool; |
| 130 | |
| 131 | if (pnetwork == NULL) |
| 132 | return; |
| 133 | if (pnetwork->fixed == true) |
| 134 | return; |
James A Shackleford | 29197b7 | 2014-06-24 22:52:37 -0400 | [diff] [blame] | 135 | list_del_init(&pnetwork->list); |
James A Shackleford | e99a428 | 2014-06-24 22:52:39 -0400 | [diff] [blame] | 136 | list_add_tail(&pnetwork->list, &free_queue->queue); |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 137 | pmlmepriv->num_of_scanned--; |
| 138 | } |
| 139 | |
| 140 | |
| 141 | /* |
| 142 | return the wlan_network with the matching addr |
Justin P. Mattock | be10ac2 | 2012-05-07 07:38:22 -0700 | [diff] [blame] | 143 | Shall be called under atomic context... |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 144 | to avoid possible racing condition... |
| 145 | */ |
| 146 | static struct wlan_network *_r8712_find_network(struct __queue *scanned_queue, |
| 147 | u8 *addr) |
| 148 | { |
| 149 | unsigned long irqL; |
| 150 | struct list_head *phead, *plist; |
| 151 | struct wlan_network *pnetwork = NULL; |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 152 | |
Wei Yongjun | 3cd84fb | 2012-08-24 13:29:09 +0800 | [diff] [blame] | 153 | if (is_zero_ether_addr(addr)) |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 154 | return NULL; |
| 155 | spin_lock_irqsave(&scanned_queue->lock, irqL); |
James A Shackleford | e99a428 | 2014-06-24 22:52:39 -0400 | [diff] [blame] | 156 | phead = &scanned_queue->queue; |
James A Shackleford | 849fb0a | 2014-06-24 22:52:38 -0400 | [diff] [blame] | 157 | plist = phead->next; |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 158 | while (plist != phead) { |
| 159 | pnetwork = LIST_CONTAINOR(plist, struct wlan_network, list); |
James A Shackleford | 849fb0a | 2014-06-24 22:52:38 -0400 | [diff] [blame] | 160 | plist = plist->next; |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 161 | if (!memcmp(addr, pnetwork->network.MacAddress, ETH_ALEN)) |
| 162 | break; |
| 163 | } |
| 164 | spin_unlock_irqrestore(&scanned_queue->lock, irqL); |
| 165 | return pnetwork; |
| 166 | } |
| 167 | |
| 168 | static void _free_network_queue(struct _adapter *padapter) |
| 169 | { |
| 170 | unsigned long irqL; |
| 171 | struct list_head *phead, *plist; |
| 172 | struct wlan_network *pnetwork; |
| 173 | struct mlme_priv *pmlmepriv = &padapter->mlmepriv; |
| 174 | struct __queue *scanned_queue = &pmlmepriv->scanned_queue; |
| 175 | |
| 176 | spin_lock_irqsave(&scanned_queue->lock, irqL); |
James A Shackleford | e99a428 | 2014-06-24 22:52:39 -0400 | [diff] [blame] | 177 | phead = &scanned_queue->queue; |
James A Shackleford | 849fb0a | 2014-06-24 22:52:38 -0400 | [diff] [blame] | 178 | plist = phead->next; |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 179 | while (end_of_queue_search(phead, plist) == false) { |
| 180 | pnetwork = LIST_CONTAINOR(plist, struct wlan_network, list); |
James A Shackleford | 849fb0a | 2014-06-24 22:52:38 -0400 | [diff] [blame] | 181 | plist = plist->next; |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 182 | _free_network(pmlmepriv, pnetwork); |
| 183 | } |
| 184 | spin_unlock_irqrestore(&scanned_queue->lock, irqL); |
| 185 | } |
| 186 | |
| 187 | sint r8712_if_up(struct _adapter *padapter) |
| 188 | { |
| 189 | sint res; |
| 190 | |
| 191 | if (padapter->bDriverStopped || padapter->bSurpriseRemoved || |
| 192 | (check_fwstate(&padapter->mlmepriv, _FW_LINKED) == false)) { |
| 193 | res = false; |
| 194 | } else |
| 195 | res = true; |
| 196 | return res; |
| 197 | } |
| 198 | |
| 199 | void r8712_generate_random_ibss(u8 *pibss) |
| 200 | { |
| 201 | u32 curtime = jiffies; |
| 202 | |
| 203 | pibss[0] = 0x02; /*in ad-hoc mode bit1 must set to 1 */ |
| 204 | pibss[1] = 0x11; |
| 205 | pibss[2] = 0x87; |
| 206 | pibss[3] = (u8)(curtime & 0xff); |
| 207 | pibss[4] = (u8)((curtime>>8) & 0xff); |
| 208 | pibss[5] = (u8)((curtime>>16) & 0xff); |
| 209 | } |
| 210 | |
| 211 | uint r8712_get_ndis_wlan_bssid_ex_sz(struct ndis_wlan_bssid_ex *bss) |
| 212 | { |
| 213 | uint t_len; |
| 214 | |
| 215 | t_len = sizeof(u32) + 6 * sizeof(unsigned long) + 2 + |
| 216 | sizeof(struct ndis_802_11_ssid) + sizeof(u32) + |
| 217 | sizeof(s32) + |
| 218 | sizeof(enum NDIS_802_11_NETWORK_TYPE) + |
| 219 | sizeof(struct NDIS_802_11_CONFIGURATION) + |
| 220 | sizeof(enum NDIS_802_11_NETWORK_INFRASTRUCTURE) + |
| 221 | sizeof(NDIS_802_11_RATES_EX) + |
| 222 | sizeof(u32) + bss->IELength; |
| 223 | return t_len; |
| 224 | } |
| 225 | |
| 226 | u8 *r8712_get_capability_from_ie(u8 *ie) |
| 227 | { |
| 228 | return ie + 8 + 2; |
| 229 | } |
| 230 | |
| 231 | int r8712_init_mlme_priv(struct _adapter *padapter) |
| 232 | { |
| 233 | return _init_mlme_priv(padapter); |
| 234 | } |
| 235 | |
| 236 | void r8712_free_mlme_priv(struct mlme_priv *pmlmepriv) |
| 237 | { |
| 238 | kfree(pmlmepriv->free_bss_buf); |
| 239 | } |
| 240 | |
| 241 | static struct wlan_network *alloc_network(struct mlme_priv *pmlmepriv) |
| 242 | { |
| 243 | return _r8712_alloc_network(pmlmepriv); |
| 244 | } |
| 245 | |
| 246 | static void free_network_nolock(struct mlme_priv *pmlmepriv, |
| 247 | struct wlan_network *pnetwork) |
| 248 | { |
| 249 | _free_network_nolock(pmlmepriv, pnetwork); |
| 250 | } |
| 251 | |
| 252 | void r8712_free_network_queue(struct _adapter *dev) |
| 253 | { |
| 254 | _free_network_queue(dev); |
| 255 | } |
| 256 | |
| 257 | /* |
| 258 | return the wlan_network with the matching addr |
| 259 | |
Justin P. Mattock | be10ac2 | 2012-05-07 07:38:22 -0700 | [diff] [blame] | 260 | Shall be called under atomic context... |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 261 | to avoid possible racing condition... |
| 262 | */ |
| 263 | static struct wlan_network *r8712_find_network(struct __queue *scanned_queue, |
| 264 | u8 *addr) |
| 265 | { |
| 266 | struct wlan_network *pnetwork = _r8712_find_network(scanned_queue, |
| 267 | addr); |
| 268 | |
| 269 | return pnetwork; |
| 270 | } |
| 271 | |
| 272 | int r8712_is_same_ibss(struct _adapter *adapter, struct wlan_network *pnetwork) |
| 273 | { |
| 274 | int ret = true; |
| 275 | struct security_priv *psecuritypriv = &adapter->securitypriv; |
| 276 | |
| 277 | if ((psecuritypriv->PrivacyAlgrthm != _NO_PRIVACY_) && |
| 278 | (pnetwork->network.Privacy == 0)) |
| 279 | ret = false; |
| 280 | else if ((psecuritypriv->PrivacyAlgrthm == _NO_PRIVACY_) && |
| 281 | (pnetwork->network.Privacy == 1)) |
| 282 | ret = false; |
| 283 | else |
| 284 | ret = true; |
| 285 | return ret; |
| 286 | |
| 287 | } |
| 288 | |
| 289 | static int is_same_network(struct ndis_wlan_bssid_ex *src, |
| 290 | struct ndis_wlan_bssid_ex *dst) |
| 291 | { |
| 292 | u16 s_cap, d_cap; |
| 293 | |
| 294 | memcpy((u8 *)&s_cap, r8712_get_capability_from_ie(src->IEs), 2); |
| 295 | memcpy((u8 *)&d_cap, r8712_get_capability_from_ie(dst->IEs), 2); |
| 296 | return (src->Ssid.SsidLength == dst->Ssid.SsidLength) && |
| 297 | (src->Configuration.DSConfig == |
| 298 | dst->Configuration.DSConfig) && |
| 299 | ((!memcmp(src->MacAddress, dst->MacAddress, |
| 300 | ETH_ALEN))) && |
| 301 | ((!memcmp(src->Ssid.Ssid, |
| 302 | dst->Ssid.Ssid, |
| 303 | src->Ssid.SsidLength))) && |
| 304 | ((s_cap & WLAN_CAPABILITY_IBSS) == |
| 305 | (d_cap & WLAN_CAPABILITY_IBSS)) && |
| 306 | ((s_cap & WLAN_CAPABILITY_BSS) == |
| 307 | (d_cap & WLAN_CAPABILITY_BSS)); |
| 308 | |
| 309 | } |
| 310 | |
| 311 | struct wlan_network *r8712_get_oldest_wlan_network( |
| 312 | struct __queue *scanned_queue) |
| 313 | { |
| 314 | struct list_head *plist, *phead; |
| 315 | struct wlan_network *pwlan = NULL; |
| 316 | struct wlan_network *oldest = NULL; |
| 317 | |
James A Shackleford | e99a428 | 2014-06-24 22:52:39 -0400 | [diff] [blame] | 318 | phead = &scanned_queue->queue; |
James A Shackleford | 849fb0a | 2014-06-24 22:52:38 -0400 | [diff] [blame] | 319 | plist = phead->next; |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 320 | while (1) { |
| 321 | if (end_of_queue_search(phead, plist) == true) |
| 322 | break; |
| 323 | pwlan = LIST_CONTAINOR(plist, struct wlan_network, list); |
| 324 | if (pwlan->fixed != true) { |
| 325 | if (oldest == NULL || |
| 326 | time_after((unsigned long)oldest->last_scanned, |
| 327 | (unsigned long)pwlan->last_scanned)) |
| 328 | oldest = pwlan; |
| 329 | } |
James A Shackleford | 849fb0a | 2014-06-24 22:52:38 -0400 | [diff] [blame] | 330 | plist = plist->next; |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 331 | } |
| 332 | return oldest; |
| 333 | } |
| 334 | |
| 335 | static void update_network(struct ndis_wlan_bssid_ex *dst, |
| 336 | struct ndis_wlan_bssid_ex *src, |
| 337 | struct _adapter *padapter) |
| 338 | { |
| 339 | u32 last_evm = 0, tmpVal; |
| 340 | |
| 341 | if (check_fwstate(&padapter->mlmepriv, _FW_LINKED) && |
| 342 | is_same_network(&(padapter->mlmepriv.cur_network.network), src)) { |
| 343 | if (padapter->recvpriv.signal_qual_data.total_num++ >= |
| 344 | PHY_LINKQUALITY_SLID_WIN_MAX) { |
| 345 | padapter->recvpriv.signal_qual_data.total_num = |
| 346 | PHY_LINKQUALITY_SLID_WIN_MAX; |
| 347 | last_evm = padapter->recvpriv.signal_qual_data. |
| 348 | elements[padapter->recvpriv. |
| 349 | signal_qual_data.index]; |
| 350 | padapter->recvpriv.signal_qual_data.total_val -= |
| 351 | last_evm; |
| 352 | } |
| 353 | padapter->recvpriv.signal_qual_data.total_val += src->Rssi; |
| 354 | |
| 355 | padapter->recvpriv.signal_qual_data. |
| 356 | elements[padapter->recvpriv.signal_qual_data. |
| 357 | index++] = src->Rssi; |
| 358 | if (padapter->recvpriv.signal_qual_data.index >= |
| 359 | PHY_LINKQUALITY_SLID_WIN_MAX) |
| 360 | padapter->recvpriv.signal_qual_data.index = 0; |
| 361 | /* <1> Showed on UI for user, in percentage. */ |
| 362 | tmpVal = padapter->recvpriv.signal_qual_data.total_val / |
| 363 | padapter->recvpriv.signal_qual_data.total_num; |
| 364 | padapter->recvpriv.signal = (u8)tmpVal; |
| 365 | |
| 366 | src->Rssi = padapter->recvpriv.signal; |
| 367 | } else |
| 368 | src->Rssi = (src->Rssi + dst->Rssi) / 2; |
| 369 | memcpy((u8 *)dst, (u8 *)src, r8712_get_ndis_wlan_bssid_ex_sz(src)); |
| 370 | } |
| 371 | |
| 372 | static void update_current_network(struct _adapter *adapter, |
| 373 | struct ndis_wlan_bssid_ex *pnetwork) |
| 374 | { |
| 375 | struct mlme_priv *pmlmepriv = &adapter->mlmepriv; |
| 376 | |
| 377 | if (is_same_network(&(pmlmepriv->cur_network.network), pnetwork)) { |
| 378 | update_network(&(pmlmepriv->cur_network.network), |
| 379 | pnetwork, adapter); |
| 380 | r8712_update_protection(adapter, |
| 381 | (pmlmepriv->cur_network.network.IEs) + |
| 382 | sizeof(struct NDIS_802_11_FIXED_IEs), |
| 383 | pmlmepriv->cur_network.network.IELength); |
| 384 | } |
| 385 | } |
| 386 | |
| 387 | /* |
| 388 | Caller must hold pmlmepriv->lock first. |
| 389 | */ |
| 390 | static void update_scanned_network(struct _adapter *adapter, |
| 391 | struct ndis_wlan_bssid_ex *target) |
| 392 | { |
| 393 | struct list_head *plist, *phead; |
| 394 | |
| 395 | u32 bssid_ex_sz; |
| 396 | struct mlme_priv *pmlmepriv = &adapter->mlmepriv; |
| 397 | struct __queue *queue = &pmlmepriv->scanned_queue; |
| 398 | struct wlan_network *pnetwork = NULL; |
| 399 | struct wlan_network *oldest = NULL; |
| 400 | |
James A Shackleford | e99a428 | 2014-06-24 22:52:39 -0400 | [diff] [blame] | 401 | phead = &queue->queue; |
James A Shackleford | 849fb0a | 2014-06-24 22:52:38 -0400 | [diff] [blame] | 402 | plist = phead->next; |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 403 | |
| 404 | while (1) { |
| 405 | if (end_of_queue_search(phead, plist) == true) |
| 406 | break; |
| 407 | |
| 408 | pnetwork = LIST_CONTAINOR(plist, struct wlan_network, list); |
| 409 | if (is_same_network(&pnetwork->network, target)) |
| 410 | break; |
| 411 | if ((oldest == ((struct wlan_network *)0)) || |
| 412 | time_after((unsigned long)oldest->last_scanned, |
| 413 | (unsigned long)pnetwork->last_scanned)) |
| 414 | oldest = pnetwork; |
| 415 | |
James A Shackleford | 849fb0a | 2014-06-24 22:52:38 -0400 | [diff] [blame] | 416 | plist = plist->next; |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 417 | } |
| 418 | |
| 419 | |
| 420 | /* If we didn't find a match, then get a new network slot to initialize |
| 421 | * with this beacon's information */ |
| 422 | if (end_of_queue_search(phead, plist) == true) { |
James A Shackleford | df353f6 | 2014-06-24 22:52:40 -0400 | [diff] [blame] | 423 | if (list_empty(&pmlmepriv->free_bss_pool.queue)) { |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 424 | /* If there are no more slots, expire the oldest */ |
| 425 | pnetwork = oldest; |
| 426 | target->Rssi = (pnetwork->network.Rssi + |
| 427 | target->Rssi) / 2; |
| 428 | memcpy(&pnetwork->network, target, |
| 429 | r8712_get_ndis_wlan_bssid_ex_sz(target)); |
| 430 | pnetwork->last_scanned = jiffies; |
| 431 | } else { |
| 432 | /* Otherwise just pull from the free list */ |
| 433 | /* update scan_time */ |
| 434 | pnetwork = alloc_network(pmlmepriv); |
| 435 | if (pnetwork == NULL) |
| 436 | return; |
| 437 | bssid_ex_sz = r8712_get_ndis_wlan_bssid_ex_sz(target); |
| 438 | target->Length = bssid_ex_sz; |
| 439 | memcpy(&pnetwork->network, target, bssid_ex_sz); |
James A Shackleford | fdfbf78 | 2014-06-24 22:52:36 -0400 | [diff] [blame] | 440 | list_add_tail(&pnetwork->list, &queue->queue); |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 441 | } |
| 442 | } else { |
| 443 | /* we have an entry and we are going to update it. But |
| 444 | * this entry may be already expired. In this case we |
| 445 | * do the same as we found a new net and call the new_net |
| 446 | * handler |
| 447 | */ |
| 448 | update_network(&pnetwork->network, target, adapter); |
| 449 | pnetwork->last_scanned = jiffies; |
| 450 | } |
| 451 | } |
| 452 | |
| 453 | static void rtl8711_add_network(struct _adapter *adapter, |
| 454 | struct ndis_wlan_bssid_ex *pnetwork) |
| 455 | { |
| 456 | unsigned long irqL; |
| 457 | struct mlme_priv *pmlmepriv = &(((struct _adapter *)adapter)->mlmepriv); |
| 458 | struct __queue *queue = &pmlmepriv->scanned_queue; |
| 459 | |
| 460 | spin_lock_irqsave(&queue->lock, irqL); |
| 461 | update_current_network(adapter, pnetwork); |
| 462 | update_scanned_network(adapter, pnetwork); |
| 463 | spin_unlock_irqrestore(&queue->lock, irqL); |
| 464 | } |
| 465 | |
| 466 | /*select the desired network based on the capability of the (i)bss. |
| 467 | * check items: (1) security |
| 468 | * (2) network_type |
| 469 | * (3) WMM |
| 470 | * (4) HT |
| 471 | * (5) others |
| 472 | */ |
| 473 | static int is_desired_network(struct _adapter *adapter, |
| 474 | struct wlan_network *pnetwork) |
| 475 | { |
| 476 | u8 wps_ie[512]; |
| 477 | uint wps_ielen; |
| 478 | int bselected = true; |
| 479 | struct security_priv *psecuritypriv = &adapter->securitypriv; |
| 480 | |
| 481 | if (psecuritypriv->wps_phase == true) { |
| 482 | if (r8712_get_wps_ie(pnetwork->network.IEs, |
| 483 | pnetwork->network.IELength, wps_ie, |
| 484 | &wps_ielen) == true) |
| 485 | return true; |
| 486 | else |
| 487 | return false; |
| 488 | } |
| 489 | if ((psecuritypriv->PrivacyAlgrthm != _NO_PRIVACY_) && |
| 490 | (pnetwork->network.Privacy == 0)) |
| 491 | bselected = false; |
Ali Bahar | ee5b1aa | 2011-09-04 03:14:21 +0800 | [diff] [blame] | 492 | if (check_fwstate(&adapter->mlmepriv, WIFI_ADHOC_STATE) == true) { |
| 493 | if (pnetwork->network.InfrastructureMode != |
| 494 | adapter->mlmepriv.cur_network.network. |
| 495 | InfrastructureMode) |
| 496 | bselected = false; |
| 497 | } |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 498 | return bselected; |
| 499 | } |
| 500 | |
| 501 | /* TODO: Perry : For Power Management */ |
Max Perepelitsyn | 0636b46 | 2015-01-02 14:08:08 +0600 | [diff] [blame] | 502 | void r8712_atimdone_event_callback(struct _adapter *adapter, u8 *pbuf) |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 503 | { |
| 504 | } |
| 505 | |
| 506 | void r8712_survey_event_callback(struct _adapter *adapter, u8 *pbuf) |
| 507 | { |
| 508 | unsigned long flags; |
| 509 | u32 len; |
| 510 | struct ndis_wlan_bssid_ex *pnetwork; |
| 511 | struct mlme_priv *pmlmepriv = &adapter->mlmepriv; |
| 512 | |
| 513 | pnetwork = (struct ndis_wlan_bssid_ex *)pbuf; |
| 514 | #ifdef __BIG_ENDIAN |
| 515 | /* endian_convert */ |
| 516 | pnetwork->Length = le32_to_cpu(pnetwork->Length); |
| 517 | pnetwork->Ssid.SsidLength = le32_to_cpu(pnetwork->Ssid.SsidLength); |
| 518 | pnetwork->Privacy = le32_to_cpu(pnetwork->Privacy); |
| 519 | pnetwork->Rssi = le32_to_cpu(pnetwork->Rssi); |
| 520 | pnetwork->NetworkTypeInUse = le32_to_cpu(pnetwork->NetworkTypeInUse); |
| 521 | pnetwork->Configuration.ATIMWindow = |
| 522 | le32_to_cpu(pnetwork->Configuration.ATIMWindow); |
| 523 | pnetwork->Configuration.BeaconPeriod = |
| 524 | le32_to_cpu(pnetwork->Configuration.BeaconPeriod); |
| 525 | pnetwork->Configuration.DSConfig = |
| 526 | le32_to_cpu(pnetwork->Configuration.DSConfig); |
| 527 | pnetwork->Configuration.FHConfig.DwellTime = |
| 528 | le32_to_cpu(pnetwork->Configuration.FHConfig.DwellTime); |
| 529 | pnetwork->Configuration.FHConfig.HopPattern = |
| 530 | le32_to_cpu(pnetwork->Configuration.FHConfig.HopPattern); |
| 531 | pnetwork->Configuration.FHConfig.HopSet = |
| 532 | le32_to_cpu(pnetwork->Configuration.FHConfig.HopSet); |
| 533 | pnetwork->Configuration.FHConfig.Length = |
| 534 | le32_to_cpu(pnetwork->Configuration.FHConfig.Length); |
| 535 | pnetwork->Configuration.Length = |
| 536 | le32_to_cpu(pnetwork->Configuration.Length); |
| 537 | pnetwork->InfrastructureMode = |
| 538 | le32_to_cpu(pnetwork->InfrastructureMode); |
| 539 | pnetwork->IELength = le32_to_cpu(pnetwork->IELength); |
| 540 | #endif |
| 541 | len = r8712_get_ndis_wlan_bssid_ex_sz(pnetwork); |
| 542 | if (len > sizeof(struct wlan_bssid_ex)) |
| 543 | return; |
| 544 | spin_lock_irqsave(&pmlmepriv->lock2, flags); |
| 545 | /* update IBSS_network 's timestamp */ |
| 546 | if (check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) == true) { |
| 547 | if (!memcmp(&(pmlmepriv->cur_network.network.MacAddress), |
| 548 | pnetwork->MacAddress, ETH_ALEN)) { |
| 549 | struct wlan_network *ibss_wlan = NULL; |
| 550 | |
| 551 | memcpy(pmlmepriv->cur_network.network.IEs, |
| 552 | pnetwork->IEs, 8); |
| 553 | ibss_wlan = r8712_find_network( |
| 554 | &pmlmepriv->scanned_queue, |
| 555 | pnetwork->MacAddress); |
Julia Lawall | 7c19c1e | 2011-10-29 01:58:13 +0200 | [diff] [blame] | 556 | if (ibss_wlan) { |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 557 | memcpy(ibss_wlan->network.IEs, |
| 558 | pnetwork->IEs, 8); |
| 559 | goto exit; |
| 560 | } |
| 561 | } |
| 562 | } |
| 563 | /* lock pmlmepriv->lock when you accessing network_q */ |
| 564 | if (check_fwstate(pmlmepriv, _FW_UNDER_LINKING) == false) { |
| 565 | if (pnetwork->Ssid.Ssid[0] != 0) |
| 566 | rtl8711_add_network(adapter, pnetwork); |
| 567 | else { |
| 568 | pnetwork->Ssid.SsidLength = 8; |
| 569 | memcpy(pnetwork->Ssid.Ssid, "<hidden>", 8); |
| 570 | rtl8711_add_network(adapter, pnetwork); |
| 571 | } |
| 572 | } |
| 573 | exit: |
| 574 | spin_unlock_irqrestore(&pmlmepriv->lock2, flags); |
| 575 | } |
| 576 | |
| 577 | void r8712_surveydone_event_callback(struct _adapter *adapter, u8 *pbuf) |
| 578 | { |
| 579 | unsigned long irqL; |
| 580 | struct mlme_priv *pmlmepriv = &adapter->mlmepriv; |
| 581 | |
| 582 | spin_lock_irqsave(&pmlmepriv->lock, irqL); |
| 583 | |
| 584 | if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY) == true) { |
Sudip Mukherjee | 39a6e73 | 2015-05-15 14:49:39 +0530 | [diff] [blame] | 585 | del_timer(&pmlmepriv->scan_to_timer); |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 586 | |
| 587 | _clr_fwstate_(pmlmepriv, _FW_UNDER_SURVEY); |
| 588 | } |
| 589 | |
| 590 | if (pmlmepriv->to_join == true) { |
Tapasweni Pathak | c082420 | 2014-09-21 06:52:39 +0530 | [diff] [blame] | 591 | if (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE) == true) { |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 592 | if (check_fwstate(pmlmepriv, _FW_LINKED) == false) { |
| 593 | set_fwstate(pmlmepriv, _FW_UNDER_LINKING); |
| 594 | |
| 595 | if (r8712_select_and_join_from_scan(pmlmepriv) |
| 596 | == _SUCCESS) |
Vaishali Thakkar | c703c75 | 2015-02-27 23:25:48 +0530 | [diff] [blame] | 597 | mod_timer(&pmlmepriv->assoc_timer, jiffies + |
| 598 | msecs_to_jiffies(MAX_JOIN_TIMEOUT)); |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 599 | else { |
| 600 | struct wlan_bssid_ex *pdev_network = |
| 601 | &(adapter->registrypriv.dev_network); |
| 602 | u8 *pibss = |
| 603 | adapter->registrypriv. |
| 604 | dev_network.MacAddress; |
| 605 | pmlmepriv->fw_state ^= _FW_UNDER_SURVEY; |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 606 | memcpy(&pdev_network->Ssid, |
| 607 | &pmlmepriv->assoc_ssid, |
| 608 | sizeof(struct |
| 609 | ndis_802_11_ssid)); |
| 610 | r8712_update_registrypriv_dev_network |
| 611 | (adapter); |
| 612 | r8712_generate_random_ibss(pibss); |
| 613 | pmlmepriv->fw_state = |
| 614 | WIFI_ADHOC_MASTER_STATE; |
| 615 | pmlmepriv->to_join = false; |
| 616 | } |
| 617 | } |
| 618 | } else { |
| 619 | pmlmepriv->to_join = false; |
| 620 | set_fwstate(pmlmepriv, _FW_UNDER_LINKING); |
| 621 | if (r8712_select_and_join_from_scan(pmlmepriv) == |
| 622 | _SUCCESS) |
Vaishali Thakkar | c703c75 | 2015-02-27 23:25:48 +0530 | [diff] [blame] | 623 | mod_timer(&pmlmepriv->assoc_timer, jiffies + |
| 624 | msecs_to_jiffies(MAX_JOIN_TIMEOUT)); |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 625 | else |
| 626 | _clr_fwstate_(pmlmepriv, _FW_UNDER_LINKING); |
| 627 | } |
| 628 | } |
| 629 | spin_unlock_irqrestore(&pmlmepriv->lock, irqL); |
| 630 | } |
| 631 | |
| 632 | /* |
| 633 | *r8712_free_assoc_resources: the caller has to lock pmlmepriv->lock |
| 634 | */ |
| 635 | void r8712_free_assoc_resources(struct _adapter *adapter) |
| 636 | { |
| 637 | unsigned long irqL; |
| 638 | struct wlan_network *pwlan = NULL; |
| 639 | struct mlme_priv *pmlmepriv = &adapter->mlmepriv; |
| 640 | struct sta_priv *pstapriv = &adapter->stapriv; |
| 641 | struct wlan_network *tgt_network = &pmlmepriv->cur_network; |
| 642 | |
| 643 | pwlan = r8712_find_network(&pmlmepriv->scanned_queue, |
| 644 | tgt_network->network.MacAddress); |
| 645 | |
| 646 | if (check_fwstate(pmlmepriv, WIFI_STATION_STATE|WIFI_AP_STATE)) { |
| 647 | struct sta_info *psta; |
| 648 | |
| 649 | psta = r8712_get_stainfo(&adapter->stapriv, |
| 650 | tgt_network->network.MacAddress); |
| 651 | |
| 652 | spin_lock_irqsave(&pstapriv->sta_hash_lock, irqL); |
| 653 | r8712_free_stainfo(adapter, psta); |
| 654 | spin_unlock_irqrestore(&pstapriv->sta_hash_lock, irqL); |
| 655 | } |
| 656 | |
| 657 | if (check_fwstate(pmlmepriv, |
| 658 | WIFI_ADHOC_STATE|WIFI_ADHOC_MASTER_STATE|WIFI_AP_STATE)) |
| 659 | r8712_free_all_stainfo(adapter); |
| 660 | if (pwlan) |
| 661 | pwlan->fixed = false; |
| 662 | |
| 663 | if (((check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE)) && |
| 664 | (adapter->stapriv.asoc_sta_count == 1))) |
| 665 | free_network_nolock(pmlmepriv, pwlan); |
| 666 | } |
| 667 | |
| 668 | /* |
| 669 | *r8712_indicate_connect: the caller has to lock pmlmepriv->lock |
| 670 | */ |
| 671 | void r8712_indicate_connect(struct _adapter *padapter) |
| 672 | { |
| 673 | struct mlme_priv *pmlmepriv = &padapter->mlmepriv; |
| 674 | |
| 675 | pmlmepriv->to_join = false; |
| 676 | set_fwstate(pmlmepriv, _FW_LINKED); |
| 677 | padapter->ledpriv.LedControlHandler(padapter, LED_CTL_LINK); |
| 678 | r8712_os_indicate_connect(padapter); |
| 679 | if (padapter->registrypriv.power_mgnt > PS_MODE_ACTIVE) |
Vaishali Thakkar | c703c75 | 2015-02-27 23:25:48 +0530 | [diff] [blame] | 680 | mod_timer(&pmlmepriv->dhcp_timer, |
| 681 | jiffies + msecs_to_jiffies(60000)); |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 682 | } |
| 683 | |
| 684 | |
| 685 | /* |
| 686 | *r8712_ind_disconnect: the caller has to lock pmlmepriv->lock |
| 687 | */ |
| 688 | void r8712_ind_disconnect(struct _adapter *padapter) |
| 689 | { |
| 690 | struct mlme_priv *pmlmepriv = &padapter->mlmepriv; |
| 691 | |
Ali Bahar | ee5b1aa | 2011-09-04 03:14:21 +0800 | [diff] [blame] | 692 | if (check_fwstate(pmlmepriv, _FW_LINKED) == true) { |
| 693 | _clr_fwstate_(pmlmepriv, _FW_LINKED); |
| 694 | padapter->ledpriv.LedControlHandler(padapter, LED_CTL_NO_LINK); |
| 695 | r8712_os_indicate_disconnect(padapter); |
| 696 | } |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 697 | if (padapter->pwrctrlpriv.pwr_mode != |
| 698 | padapter->registrypriv.power_mgnt) { |
Sudip Mukherjee | 39a6e73 | 2015-05-15 14:49:39 +0530 | [diff] [blame] | 699 | del_timer(&pmlmepriv->dhcp_timer); |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 700 | r8712_set_ps_mode(padapter, padapter->registrypriv.power_mgnt, |
| 701 | padapter->registrypriv.smart_ps); |
| 702 | } |
| 703 | } |
| 704 | |
| 705 | /*Notes: |
| 706 | *pnetwork : returns from r8712_joinbss_event_callback |
| 707 | *ptarget_wlan: found from scanned_queue |
| 708 | *if join_res > 0, for (fw_state==WIFI_STATION_STATE), we check if |
| 709 | * "ptarget_sta" & "ptarget_wlan" exist. |
| 710 | *if join_res > 0, for (fw_state==WIFI_ADHOC_STATE), we only check |
| 711 | * if "ptarget_wlan" exist. |
| 712 | *if join_res > 0, update "cur_network->network" from |
| 713 | * "pnetwork->network" if (ptarget_wlan !=NULL). |
| 714 | */ |
| 715 | void r8712_joinbss_event_callback(struct _adapter *adapter, u8 *pbuf) |
| 716 | { |
| 717 | unsigned long irqL = 0, irqL2; |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 718 | struct sta_info *ptarget_sta = NULL, *pcur_sta = NULL; |
| 719 | struct sta_priv *pstapriv = &adapter->stapriv; |
| 720 | struct mlme_priv *pmlmepriv = &adapter->mlmepriv; |
| 721 | struct wlan_network *cur_network = &pmlmepriv->cur_network; |
| 722 | struct wlan_network *pcur_wlan = NULL, *ptarget_wlan = NULL; |
| 723 | unsigned int the_same_macaddr = false; |
| 724 | struct wlan_network *pnetwork; |
| 725 | |
| 726 | if (sizeof(struct list_head) == 4 * sizeof(u32)) { |
Vitaly Osipov | 91d435f | 2014-05-24 18:19:27 +1000 | [diff] [blame] | 727 | pnetwork = kmalloc(sizeof(struct wlan_network), GFP_ATOMIC); |
Matteo Semenzato | 66faa44 | 2015-03-11 14:31:14 +0100 | [diff] [blame] | 728 | if (!pnetwork) |
| 729 | return; |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 730 | memcpy((u8 *)pnetwork+16, (u8 *)pbuf + 8, |
Ali Bahar | ee5b1aa | 2011-09-04 03:14:21 +0800 | [diff] [blame] | 731 | sizeof(struct wlan_network) - 16); |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 732 | } else |
| 733 | pnetwork = (struct wlan_network *)pbuf; |
| 734 | |
| 735 | #ifdef __BIG_ENDIAN |
| 736 | /* endian_convert */ |
| 737 | pnetwork->join_res = le32_to_cpu(pnetwork->join_res); |
| 738 | pnetwork->network_type = le32_to_cpu(pnetwork->network_type); |
| 739 | pnetwork->network.Length = le32_to_cpu(pnetwork->network.Length); |
| 740 | pnetwork->network.Ssid.SsidLength = |
| 741 | le32_to_cpu(pnetwork->network.Ssid.SsidLength); |
| 742 | pnetwork->network.Privacy = le32_to_cpu(pnetwork->network.Privacy); |
| 743 | pnetwork->network.Rssi = le32_to_cpu(pnetwork->network.Rssi); |
| 744 | pnetwork->network.NetworkTypeInUse = |
| 745 | le32_to_cpu(pnetwork->network.NetworkTypeInUse); |
| 746 | pnetwork->network.Configuration.ATIMWindow = |
| 747 | le32_to_cpu(pnetwork->network.Configuration.ATIMWindow); |
| 748 | pnetwork->network.Configuration.BeaconPeriod = |
| 749 | le32_to_cpu(pnetwork->network.Configuration.BeaconPeriod); |
| 750 | pnetwork->network.Configuration.DSConfig = |
| 751 | le32_to_cpu(pnetwork->network.Configuration.DSConfig); |
| 752 | pnetwork->network.Configuration.FHConfig.DwellTime = |
| 753 | le32_to_cpu(pnetwork->network.Configuration.FHConfig. |
| 754 | DwellTime); |
| 755 | pnetwork->network.Configuration.FHConfig.HopPattern = |
| 756 | le32_to_cpu(pnetwork->network.Configuration. |
| 757 | FHConfig.HopPattern); |
| 758 | pnetwork->network.Configuration.FHConfig.HopSet = |
| 759 | le32_to_cpu(pnetwork->network.Configuration.FHConfig.HopSet); |
| 760 | pnetwork->network.Configuration.FHConfig.Length = |
| 761 | le32_to_cpu(pnetwork->network.Configuration.FHConfig.Length); |
| 762 | pnetwork->network.Configuration.Length = |
| 763 | le32_to_cpu(pnetwork->network.Configuration.Length); |
| 764 | pnetwork->network.InfrastructureMode = |
| 765 | le32_to_cpu(pnetwork->network.InfrastructureMode); |
| 766 | pnetwork->network.IELength = le32_to_cpu(pnetwork->network.IELength); |
| 767 | #endif |
| 768 | |
| 769 | the_same_macaddr = !memcmp(pnetwork->network.MacAddress, |
| 770 | cur_network->network.MacAddress, ETH_ALEN); |
| 771 | pnetwork->network.Length = |
| 772 | r8712_get_ndis_wlan_bssid_ex_sz(&pnetwork->network); |
| 773 | spin_lock_irqsave(&pmlmepriv->lock, irqL); |
| 774 | if (pnetwork->network.Length > sizeof(struct wlan_bssid_ex)) |
| 775 | goto ignore_joinbss_callback; |
| 776 | if (pnetwork->join_res > 0) { |
| 777 | if (check_fwstate(pmlmepriv, _FW_UNDER_LINKING) == true) { |
| 778 | /*s1. find ptarget_wlan*/ |
| 779 | if (check_fwstate(pmlmepriv, _FW_LINKED) == true) { |
| 780 | if (the_same_macaddr == true) |
| 781 | ptarget_wlan = |
| 782 | r8712_find_network(&pmlmepriv-> |
| 783 | scanned_queue, |
| 784 | cur_network->network.MacAddress); |
| 785 | else { |
| 786 | pcur_wlan = |
| 787 | r8712_find_network(&pmlmepriv-> |
| 788 | scanned_queue, |
| 789 | cur_network->network.MacAddress); |
| 790 | pcur_wlan->fixed = false; |
| 791 | |
| 792 | pcur_sta = r8712_get_stainfo(pstapriv, |
| 793 | cur_network->network.MacAddress); |
| 794 | spin_lock_irqsave(&pstapriv-> |
| 795 | sta_hash_lock, irqL2); |
| 796 | r8712_free_stainfo(adapter, pcur_sta); |
| 797 | spin_unlock_irqrestore(&(pstapriv-> |
| 798 | sta_hash_lock), irqL2); |
| 799 | |
| 800 | ptarget_wlan = |
| 801 | r8712_find_network(&pmlmepriv-> |
| 802 | scanned_queue, |
| 803 | pnetwork->network. |
| 804 | MacAddress); |
| 805 | if (ptarget_wlan) |
| 806 | ptarget_wlan->fixed = true; |
| 807 | } |
| 808 | } else { |
| 809 | ptarget_wlan = r8712_find_network(&pmlmepriv-> |
| 810 | scanned_queue, |
| 811 | pnetwork->network.MacAddress); |
| 812 | if (ptarget_wlan) |
| 813 | ptarget_wlan->fixed = true; |
| 814 | } |
| 815 | |
| 816 | if (ptarget_wlan == NULL) { |
| 817 | if (check_fwstate(pmlmepriv, |
| 818 | _FW_UNDER_LINKING)) |
| 819 | pmlmepriv->fw_state ^= |
| 820 | _FW_UNDER_LINKING; |
| 821 | goto ignore_joinbss_callback; |
| 822 | } |
| 823 | |
| 824 | /*s2. find ptarget_sta & update ptarget_sta*/ |
| 825 | if (check_fwstate(pmlmepriv, WIFI_STATION_STATE)) { |
| 826 | if (the_same_macaddr == true) { |
| 827 | ptarget_sta = |
| 828 | r8712_get_stainfo(pstapriv, |
| 829 | pnetwork->network.MacAddress); |
| 830 | if (ptarget_sta == NULL) |
| 831 | ptarget_sta = |
| 832 | r8712_alloc_stainfo(pstapriv, |
| 833 | pnetwork->network.MacAddress); |
| 834 | } else |
| 835 | ptarget_sta = |
| 836 | r8712_alloc_stainfo(pstapriv, |
| 837 | pnetwork->network.MacAddress); |
| 838 | if (ptarget_sta) /*update ptarget_sta*/ { |
| 839 | ptarget_sta->aid = pnetwork->join_res; |
| 840 | ptarget_sta->qos_option = 1; |
| 841 | ptarget_sta->mac_id = 5; |
| 842 | if (adapter->securitypriv. |
| 843 | AuthAlgrthm == 2) { |
| 844 | adapter->securitypriv. |
| 845 | binstallGrpkey = |
| 846 | false; |
| 847 | adapter->securitypriv. |
| 848 | busetkipkey = |
| 849 | false; |
| 850 | adapter->securitypriv. |
| 851 | bgrpkey_handshake = |
| 852 | false; |
| 853 | ptarget_sta->ieee8021x_blocked |
| 854 | = true; |
| 855 | ptarget_sta->XPrivacy = |
| 856 | adapter->securitypriv. |
| 857 | PrivacyAlgrthm; |
| 858 | memset((u8 *)&ptarget_sta-> |
| 859 | x_UncstKey, |
| 860 | 0, |
| 861 | sizeof(union Keytype)); |
| 862 | memset((u8 *)&ptarget_sta-> |
| 863 | tkiprxmickey, |
| 864 | 0, |
| 865 | sizeof(union Keytype)); |
| 866 | memset((u8 *)&ptarget_sta-> |
| 867 | tkiptxmickey, |
| 868 | 0, |
| 869 | sizeof(union Keytype)); |
| 870 | memset((u8 *)&ptarget_sta-> |
| 871 | txpn, 0, |
| 872 | sizeof(union pn48)); |
| 873 | memset((u8 *)&ptarget_sta-> |
| 874 | rxpn, 0, |
| 875 | sizeof(union pn48)); |
| 876 | } |
| 877 | } else { |
| 878 | if (check_fwstate(pmlmepriv, |
| 879 | _FW_UNDER_LINKING)) |
| 880 | pmlmepriv->fw_state ^= |
| 881 | _FW_UNDER_LINKING; |
| 882 | goto ignore_joinbss_callback; |
| 883 | } |
| 884 | } |
| 885 | |
| 886 | /*s3. update cur_network & indicate connect*/ |
| 887 | memcpy(&cur_network->network, &pnetwork->network, |
| 888 | pnetwork->network.Length); |
| 889 | cur_network->aid = pnetwork->join_res; |
| 890 | /*update fw_state will clr _FW_UNDER_LINKING*/ |
| 891 | switch (pnetwork->network.InfrastructureMode) { |
| 892 | case Ndis802_11Infrastructure: |
| 893 | pmlmepriv->fw_state = WIFI_STATION_STATE; |
| 894 | break; |
| 895 | case Ndis802_11IBSS: |
| 896 | pmlmepriv->fw_state = WIFI_ADHOC_STATE; |
| 897 | break; |
| 898 | default: |
| 899 | pmlmepriv->fw_state = WIFI_NULL_STATE; |
| 900 | break; |
| 901 | } |
| 902 | r8712_update_protection(adapter, |
| 903 | (cur_network->network.IEs) + |
| 904 | sizeof(struct NDIS_802_11_FIXED_IEs), |
| 905 | (cur_network->network.IELength)); |
| 906 | /*TODO: update HT_Capability*/ |
| 907 | update_ht_cap(adapter, cur_network->network.IEs, |
| 908 | cur_network->network.IELength); |
| 909 | /*indicate connect*/ |
| 910 | if (check_fwstate(pmlmepriv, WIFI_STATION_STATE) |
| 911 | == true) |
| 912 | r8712_indicate_connect(adapter); |
Sudip Mukherjee | 39a6e73 | 2015-05-15 14:49:39 +0530 | [diff] [blame] | 913 | del_timer(&pmlmepriv->assoc_timer); |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 914 | } else |
| 915 | goto ignore_joinbss_callback; |
| 916 | } else { |
| 917 | if (check_fwstate(pmlmepriv, _FW_UNDER_LINKING) == true) { |
Vaishali Thakkar | c703c75 | 2015-02-27 23:25:48 +0530 | [diff] [blame] | 918 | mod_timer(&pmlmepriv->assoc_timer, |
| 919 | jiffies + msecs_to_jiffies(1)); |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 920 | _clr_fwstate_(pmlmepriv, _FW_UNDER_LINKING); |
| 921 | } |
| 922 | } |
| 923 | ignore_joinbss_callback: |
| 924 | spin_unlock_irqrestore(&pmlmepriv->lock, irqL); |
| 925 | if (sizeof(struct list_head) == 4 * sizeof(u32)) |
Tapasweni Pathak | 646da83 | 2014-10-08 20:41:26 +0530 | [diff] [blame] | 926 | kfree(pnetwork); |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 927 | } |
| 928 | |
| 929 | void r8712_stassoc_event_callback(struct _adapter *adapter, u8 *pbuf) |
| 930 | { |
| 931 | unsigned long irqL; |
| 932 | struct sta_info *psta; |
| 933 | struct mlme_priv *pmlmepriv = &(adapter->mlmepriv); |
| 934 | struct stassoc_event *pstassoc = (struct stassoc_event *)pbuf; |
| 935 | |
| 936 | /* to do: */ |
| 937 | if (r8712_access_ctrl(&adapter->acl_list, pstassoc->macaddr) == false) |
| 938 | return; |
| 939 | psta = r8712_get_stainfo(&adapter->stapriv, pstassoc->macaddr); |
| 940 | if (psta != NULL) { |
| 941 | /*the sta have been in sta_info_queue => do nothing |
| 942 | *(between drv has received this event before and |
| 943 | * fw have not yet to set key to CAM_ENTRY) */ |
| 944 | return; |
| 945 | } |
| 946 | |
| 947 | psta = r8712_alloc_stainfo(&adapter->stapriv, pstassoc->macaddr); |
| 948 | if (psta == NULL) |
| 949 | return; |
| 950 | /* to do : init sta_info variable */ |
| 951 | psta->qos_option = 0; |
| 952 | psta->mac_id = le32_to_cpu((uint)pstassoc->cam_id); |
| 953 | /* psta->aid = (uint)pstassoc->cam_id; */ |
| 954 | |
| 955 | if (adapter->securitypriv.AuthAlgrthm == 2) |
| 956 | psta->XPrivacy = adapter->securitypriv.PrivacyAlgrthm; |
| 957 | psta->ieee8021x_blocked = false; |
| 958 | spin_lock_irqsave(&pmlmepriv->lock, irqL); |
| 959 | if ((check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) == true) || |
| 960 | (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE) == true)) { |
| 961 | if (adapter->stapriv.asoc_sta_count == 2) { |
| 962 | /* a sta + bc/mc_stainfo (not Ibss_stainfo) */ |
| 963 | r8712_indicate_connect(adapter); |
| 964 | } |
| 965 | } |
| 966 | spin_unlock_irqrestore(&pmlmepriv->lock, irqL); |
| 967 | } |
| 968 | |
| 969 | void r8712_stadel_event_callback(struct _adapter *adapter, u8 *pbuf) |
| 970 | { |
| 971 | unsigned long irqL, irqL2; |
| 972 | struct sta_info *psta; |
| 973 | struct wlan_network *pwlan = NULL; |
| 974 | struct wlan_bssid_ex *pdev_network = NULL; |
| 975 | u8 *pibss = NULL; |
| 976 | struct mlme_priv *pmlmepriv = &adapter->mlmepriv; |
| 977 | struct stadel_event *pstadel = (struct stadel_event *)pbuf; |
| 978 | struct sta_priv *pstapriv = &adapter->stapriv; |
| 979 | struct wlan_network *tgt_network = &pmlmepriv->cur_network; |
| 980 | |
| 981 | spin_lock_irqsave(&pmlmepriv->lock, irqL2); |
| 982 | if (check_fwstate(pmlmepriv, WIFI_STATION_STATE) == true) { |
| 983 | r8712_ind_disconnect(adapter); |
| 984 | r8712_free_assoc_resources(adapter); |
| 985 | } |
| 986 | if (check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE | |
| 987 | WIFI_ADHOC_STATE)) { |
| 988 | psta = r8712_get_stainfo(&adapter->stapriv, pstadel->macaddr); |
| 989 | spin_lock_irqsave(&pstapriv->sta_hash_lock, irqL); |
| 990 | r8712_free_stainfo(adapter, psta); |
| 991 | spin_unlock_irqrestore(&pstapriv->sta_hash_lock, irqL); |
| 992 | if (adapter->stapriv.asoc_sta_count == 1) { |
| 993 | /*a sta + bc/mc_stainfo (not Ibss_stainfo) */ |
| 994 | pwlan = r8712_find_network(&pmlmepriv->scanned_queue, |
| 995 | tgt_network->network.MacAddress); |
| 996 | if (pwlan) { |
| 997 | pwlan->fixed = false; |
| 998 | free_network_nolock(pmlmepriv, pwlan); |
| 999 | } |
| 1000 | /*re-create ibss*/ |
| 1001 | pdev_network = &(adapter->registrypriv.dev_network); |
| 1002 | pibss = adapter->registrypriv.dev_network.MacAddress; |
| 1003 | memcpy(pdev_network, &tgt_network->network, |
| 1004 | r8712_get_ndis_wlan_bssid_ex_sz(&tgt_network-> |
| 1005 | network)); |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 1006 | memcpy(&pdev_network->Ssid, |
| 1007 | &pmlmepriv->assoc_ssid, |
| 1008 | sizeof(struct ndis_802_11_ssid)); |
| 1009 | r8712_update_registrypriv_dev_network(adapter); |
| 1010 | r8712_generate_random_ibss(pibss); |
| 1011 | if (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE)) { |
| 1012 | _clr_fwstate_(pmlmepriv, WIFI_ADHOC_STATE); |
| 1013 | set_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE); |
| 1014 | } |
| 1015 | } |
| 1016 | } |
| 1017 | spin_unlock_irqrestore(&pmlmepriv->lock, irqL2); |
| 1018 | } |
| 1019 | |
| 1020 | void r8712_cpwm_event_callback(struct _adapter *adapter, u8 *pbuf) |
| 1021 | { |
| 1022 | struct reportpwrstate_parm *preportpwrstate = |
| 1023 | (struct reportpwrstate_parm *)pbuf; |
| 1024 | |
| 1025 | preportpwrstate->state |= (u8)(adapter->pwrctrlpriv.cpwm_tog + 0x80); |
| 1026 | r8712_cpwm_int_hdl(adapter, preportpwrstate); |
| 1027 | } |
| 1028 | |
| 1029 | /* When the Netgear 3500 AP is with WPA2PSK-AES mode, it will send |
| 1030 | * the ADDBA req frame with start seq control = 0 to wifi client after |
| 1031 | * the WPA handshake and the seqence number of following data packet |
| 1032 | * will be 0. In this case, the Rx reorder sequence is not longer than 0 |
| 1033 | * and the WiFi client will drop the data with seq number 0. |
| 1034 | * So, the 8712 firmware has to inform driver with receiving the |
| 1035 | * ADDBA-Req frame so that the driver can reset the |
Justin P. Mattock | be10ac2 | 2012-05-07 07:38:22 -0700 | [diff] [blame] | 1036 | * sequence value of Rx reorder control. |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 1037 | */ |
| 1038 | void r8712_got_addbareq_event_callback(struct _adapter *adapter, u8 *pbuf) |
| 1039 | { |
| 1040 | struct ADDBA_Req_Report_parm *pAddbareq_pram = |
| 1041 | (struct ADDBA_Req_Report_parm *)pbuf; |
| 1042 | struct sta_info *psta; |
| 1043 | struct sta_priv *pstapriv = &adapter->stapriv; |
| 1044 | struct recv_reorder_ctrl *precvreorder_ctrl = NULL; |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 1045 | |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 1046 | psta = r8712_get_stainfo(pstapriv, pAddbareq_pram->MacAddress); |
Larry Finger | 2e04fc8 | 2010-08-31 10:15:26 -0500 | [diff] [blame] | 1047 | if (psta) { |
| 1048 | precvreorder_ctrl = |
| 1049 | &psta->recvreorder_ctrl[pAddbareq_pram->tid]; |
| 1050 | /* set the indicate_seq to 0xffff so that the rx reorder |
| 1051 | * can store any following data packet. |
| 1052 | */ |
| 1053 | precvreorder_ctrl->indicate_seq = 0xffff; |
| 1054 | } |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 1055 | } |
| 1056 | |
| 1057 | void r8712_wpspbc_event_callback(struct _adapter *adapter, u8 *pbuf) |
| 1058 | { |
| 1059 | if (adapter->securitypriv.wps_hw_pbc_pressed == false) |
| 1060 | adapter->securitypriv.wps_hw_pbc_pressed = true; |
| 1061 | } |
| 1062 | |
| 1063 | void _r8712_sitesurvey_ctrl_handler(struct _adapter *adapter) |
| 1064 | { |
| 1065 | struct mlme_priv *pmlmepriv = &adapter->mlmepriv; |
| 1066 | struct sitesurvey_ctrl *psitesurveyctrl = &pmlmepriv->sitesurveyctrl; |
| 1067 | struct registry_priv *pregistrypriv = &adapter->registrypriv; |
| 1068 | u64 current_tx_pkts; |
| 1069 | uint current_rx_pkts; |
| 1070 | |
| 1071 | current_tx_pkts = (adapter->xmitpriv.tx_pkts) - |
| 1072 | (psitesurveyctrl->last_tx_pkts); |
| 1073 | current_rx_pkts = (adapter->recvpriv.rx_pkts) - |
| 1074 | (psitesurveyctrl->last_rx_pkts); |
| 1075 | psitesurveyctrl->last_tx_pkts = adapter->xmitpriv.tx_pkts; |
| 1076 | psitesurveyctrl->last_rx_pkts = adapter->recvpriv.rx_pkts; |
| 1077 | if ((current_tx_pkts > pregistrypriv->busy_thresh) || |
| 1078 | (current_rx_pkts > pregistrypriv->busy_thresh)) |
| 1079 | psitesurveyctrl->traffic_busy = true; |
| 1080 | else |
| 1081 | psitesurveyctrl->traffic_busy = false; |
| 1082 | } |
| 1083 | |
| 1084 | void _r8712_join_timeout_handler(struct _adapter *adapter) |
| 1085 | { |
| 1086 | unsigned long irqL; |
| 1087 | struct mlme_priv *pmlmepriv = &adapter->mlmepriv; |
| 1088 | |
| 1089 | if (adapter->bDriverStopped || adapter->bSurpriseRemoved) |
| 1090 | return; |
| 1091 | spin_lock_irqsave(&pmlmepriv->lock, irqL); |
| 1092 | _clr_fwstate_(pmlmepriv, _FW_UNDER_LINKING); |
| 1093 | pmlmepriv->to_join = false; |
| 1094 | if (check_fwstate(pmlmepriv, _FW_LINKED) == true) { |
| 1095 | r8712_os_indicate_disconnect(adapter); |
| 1096 | _clr_fwstate_(pmlmepriv, _FW_LINKED); |
| 1097 | } |
| 1098 | if (adapter->pwrctrlpriv.pwr_mode != adapter->registrypriv.power_mgnt) { |
| 1099 | r8712_set_ps_mode(adapter, adapter->registrypriv.power_mgnt, |
| 1100 | adapter->registrypriv.smart_ps); |
| 1101 | } |
| 1102 | spin_unlock_irqrestore(&pmlmepriv->lock, irqL); |
| 1103 | } |
| 1104 | |
| 1105 | void r8712_scan_timeout_handler (struct _adapter *adapter) |
| 1106 | { |
| 1107 | unsigned long irqL; |
| 1108 | struct mlme_priv *pmlmepriv = &adapter->mlmepriv; |
| 1109 | |
| 1110 | spin_lock_irqsave(&pmlmepriv->lock, irqL); |
| 1111 | _clr_fwstate_(pmlmepriv, _FW_UNDER_SURVEY); |
| 1112 | pmlmepriv->to_join = false; /* scan fail, so clear to_join flag */ |
| 1113 | spin_unlock_irqrestore(&pmlmepriv->lock, irqL); |
| 1114 | } |
| 1115 | |
| 1116 | void _r8712_dhcp_timeout_handler (struct _adapter *adapter) |
| 1117 | { |
| 1118 | if (adapter->bDriverStopped || adapter->bSurpriseRemoved) |
| 1119 | return; |
| 1120 | if (adapter->pwrctrlpriv.pwr_mode != adapter->registrypriv.power_mgnt) |
| 1121 | r8712_set_ps_mode(adapter, adapter->registrypriv.power_mgnt, |
| 1122 | adapter->registrypriv.smart_ps); |
| 1123 | } |
| 1124 | |
| 1125 | void _r8712_wdg_timeout_handler(struct _adapter *adapter) |
| 1126 | { |
| 1127 | r8712_wdg_wk_cmd(adapter); |
| 1128 | } |
| 1129 | |
| 1130 | int r8712_select_and_join_from_scan(struct mlme_priv *pmlmepriv) |
| 1131 | { |
| 1132 | struct list_head *phead; |
| 1133 | unsigned char *dst_ssid, *src_ssid; |
| 1134 | struct _adapter *adapter; |
| 1135 | struct __queue *queue = NULL; |
| 1136 | struct wlan_network *pnetwork = NULL; |
| 1137 | struct wlan_network *pnetwork_max_rssi = NULL; |
| 1138 | |
| 1139 | adapter = (struct _adapter *)pmlmepriv->nic_hdl; |
| 1140 | queue = &pmlmepriv->scanned_queue; |
James A Shackleford | e99a428 | 2014-06-24 22:52:39 -0400 | [diff] [blame] | 1141 | phead = &queue->queue; |
James A Shackleford | 849fb0a | 2014-06-24 22:52:38 -0400 | [diff] [blame] | 1142 | pmlmepriv->pscanned = phead->next; |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 1143 | while (1) { |
| 1144 | if (end_of_queue_search(phead, pmlmepriv->pscanned) == true) { |
| 1145 | if ((pmlmepriv->assoc_by_rssi == true) && |
| 1146 | (pnetwork_max_rssi != NULL)) { |
| 1147 | pnetwork = pnetwork_max_rssi; |
| 1148 | goto ask_for_joinbss; |
| 1149 | } |
| 1150 | return _FAIL; |
| 1151 | } |
| 1152 | pnetwork = LIST_CONTAINOR(pmlmepriv->pscanned, |
| 1153 | struct wlan_network, list); |
| 1154 | if (pnetwork == NULL) |
| 1155 | return _FAIL; |
James A Shackleford | 849fb0a | 2014-06-24 22:52:38 -0400 | [diff] [blame] | 1156 | pmlmepriv->pscanned = pmlmepriv->pscanned->next; |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 1157 | if (pmlmepriv->assoc_by_bssid == true) { |
| 1158 | dst_ssid = pnetwork->network.MacAddress; |
| 1159 | src_ssid = pmlmepriv->assoc_bssid; |
| 1160 | if (!memcmp(dst_ssid, src_ssid, ETH_ALEN)) { |
| 1161 | if (check_fwstate(pmlmepriv, _FW_LINKED)) { |
| 1162 | if (is_same_network(&pmlmepriv-> |
| 1163 | cur_network.network, |
| 1164 | &pnetwork->network)) { |
| 1165 | _clr_fwstate_(pmlmepriv, |
| 1166 | _FW_UNDER_LINKING); |
| 1167 | /*r8712_indicate_connect again*/ |
| 1168 | r8712_indicate_connect(adapter); |
| 1169 | return 2; |
| 1170 | } |
| 1171 | r8712_disassoc_cmd(adapter); |
| 1172 | r8712_ind_disconnect(adapter); |
| 1173 | r8712_free_assoc_resources(adapter); |
| 1174 | } |
| 1175 | goto ask_for_joinbss; |
| 1176 | } |
| 1177 | } else if (pmlmepriv->assoc_ssid.SsidLength == 0) |
| 1178 | goto ask_for_joinbss; |
| 1179 | dst_ssid = pnetwork->network.Ssid.Ssid; |
| 1180 | src_ssid = pmlmepriv->assoc_ssid.Ssid; |
| 1181 | if ((pnetwork->network.Ssid.SsidLength == |
| 1182 | pmlmepriv->assoc_ssid.SsidLength) && |
| 1183 | (!memcmp(dst_ssid, src_ssid, |
| 1184 | pmlmepriv->assoc_ssid.SsidLength))) { |
| 1185 | if (pmlmepriv->assoc_by_rssi == true) { |
| 1186 | /* if the ssid is the same, select the bss |
| 1187 | * which has the max rssi*/ |
| 1188 | if (pnetwork_max_rssi) { |
| 1189 | if (pnetwork->network.Rssi > |
| 1190 | pnetwork_max_rssi->network.Rssi) |
| 1191 | pnetwork_max_rssi = pnetwork; |
| 1192 | } else |
| 1193 | pnetwork_max_rssi = pnetwork; |
| 1194 | } else if (is_desired_network(adapter, pnetwork)) { |
| 1195 | if (check_fwstate(pmlmepriv, _FW_LINKED)) { |
| 1196 | r8712_disassoc_cmd(adapter); |
| 1197 | r8712_free_assoc_resources(adapter); |
| 1198 | } |
| 1199 | goto ask_for_joinbss; |
| 1200 | } |
| 1201 | } |
| 1202 | } |
| 1203 | return _FAIL; |
| 1204 | ask_for_joinbss: |
| 1205 | return r8712_joinbss_cmd(adapter, pnetwork); |
| 1206 | } |
| 1207 | |
| 1208 | sint r8712_set_auth(struct _adapter *adapter, |
| 1209 | struct security_priv *psecuritypriv) |
| 1210 | { |
| 1211 | struct cmd_priv *pcmdpriv = &adapter->cmdpriv; |
| 1212 | struct cmd_obj *pcmd; |
| 1213 | struct setauth_parm *psetauthparm; |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 1214 | |
Vitaly Osipov | bd9dc62 | 2014-06-14 21:47:21 +1000 | [diff] [blame] | 1215 | pcmd = kmalloc(sizeof(*pcmd), GFP_ATOMIC); |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 1216 | if (pcmd == NULL) |
| 1217 | return _FAIL; |
| 1218 | |
Vitaly Osipov | bd9dc62 | 2014-06-14 21:47:21 +1000 | [diff] [blame] | 1219 | psetauthparm = kzalloc(sizeof(*psetauthparm), GFP_ATOMIC); |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 1220 | if (psetauthparm == NULL) { |
Tapasweni Pathak | 646da83 | 2014-10-08 20:41:26 +0530 | [diff] [blame] | 1221 | kfree(pcmd); |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 1222 | return _FAIL; |
| 1223 | } |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 1224 | psetauthparm->mode = (u8)psecuritypriv->AuthAlgrthm; |
| 1225 | pcmd->cmdcode = _SetAuth_CMD_; |
| 1226 | pcmd->parmbuf = (unsigned char *)psetauthparm; |
| 1227 | pcmd->cmdsz = sizeof(struct setauth_parm); |
| 1228 | pcmd->rsp = NULL; |
| 1229 | pcmd->rspsz = 0; |
James A Shackleford | 534c4ac | 2014-06-24 22:52:34 -0400 | [diff] [blame] | 1230 | INIT_LIST_HEAD(&pcmd->list); |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 1231 | r8712_enqueue_cmd(pcmdpriv, pcmd); |
Peter Senna Tschudin | 8ffca9e | 2014-05-20 12:33:41 +0200 | [diff] [blame] | 1232 | return _SUCCESS; |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 1233 | } |
| 1234 | |
| 1235 | sint r8712_set_key(struct _adapter *adapter, |
| 1236 | struct security_priv *psecuritypriv, |
| 1237 | sint keyid) |
| 1238 | { |
| 1239 | struct cmd_priv *pcmdpriv = &adapter->cmdpriv; |
| 1240 | struct cmd_obj *pcmd; |
| 1241 | struct setkey_parm *psetkeyparm; |
| 1242 | u8 keylen; |
Christian Engelmayer | 2af9e74 | 2014-05-07 21:40:41 +0200 | [diff] [blame] | 1243 | sint ret = _SUCCESS; |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 1244 | |
Vitaly Osipov | bd9dc62 | 2014-06-14 21:47:21 +1000 | [diff] [blame] | 1245 | pcmd = kmalloc(sizeof(*pcmd), GFP_ATOMIC); |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 1246 | if (pcmd == NULL) |
| 1247 | return _FAIL; |
Vitaly Osipov | bd9dc62 | 2014-06-14 21:47:21 +1000 | [diff] [blame] | 1248 | psetkeyparm = kzalloc(sizeof(*psetkeyparm), GFP_ATOMIC); |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 1249 | if (psetkeyparm == NULL) { |
Christian Engelmayer | 2af9e74 | 2014-05-07 21:40:41 +0200 | [diff] [blame] | 1250 | ret = _FAIL; |
| 1251 | goto err_free_cmd; |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 1252 | } |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 1253 | if (psecuritypriv->AuthAlgrthm == 2) { /* 802.1X */ |
| 1254 | psetkeyparm->algorithm = |
| 1255 | (u8)psecuritypriv->XGrpPrivacy; |
| 1256 | } else { /* WEP */ |
| 1257 | psetkeyparm->algorithm = |
| 1258 | (u8)psecuritypriv->PrivacyAlgrthm; |
| 1259 | } |
| 1260 | psetkeyparm->keyid = (u8)keyid; |
| 1261 | |
| 1262 | switch (psetkeyparm->algorithm) { |
| 1263 | case _WEP40_: |
| 1264 | keylen = 5; |
| 1265 | memcpy(psetkeyparm->key, |
| 1266 | psecuritypriv->DefKey[keyid].skey, keylen); |
| 1267 | break; |
| 1268 | case _WEP104_: |
| 1269 | keylen = 13; |
| 1270 | memcpy(psetkeyparm->key, |
| 1271 | psecuritypriv->DefKey[keyid].skey, keylen); |
| 1272 | break; |
| 1273 | case _TKIP_: |
Christian Engelmayer | 2af9e74 | 2014-05-07 21:40:41 +0200 | [diff] [blame] | 1274 | if (keyid < 1 || keyid > 2) { |
| 1275 | ret = _FAIL; |
| 1276 | goto err_free_parm; |
| 1277 | } |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 1278 | keylen = 16; |
| 1279 | memcpy(psetkeyparm->key, |
| 1280 | &psecuritypriv->XGrpKey[keyid - 1], keylen); |
| 1281 | psetkeyparm->grpkey = 1; |
| 1282 | break; |
| 1283 | case _AES_: |
Christian Engelmayer | 2af9e74 | 2014-05-07 21:40:41 +0200 | [diff] [blame] | 1284 | if (keyid < 1 || keyid > 2) { |
| 1285 | ret = _FAIL; |
| 1286 | goto err_free_parm; |
| 1287 | } |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 1288 | keylen = 16; |
| 1289 | memcpy(psetkeyparm->key, |
| 1290 | &psecuritypriv->XGrpKey[keyid - 1], keylen); |
| 1291 | psetkeyparm->grpkey = 1; |
| 1292 | break; |
| 1293 | default: |
Christian Engelmayer | 2af9e74 | 2014-05-07 21:40:41 +0200 | [diff] [blame] | 1294 | ret = _FAIL; |
| 1295 | goto err_free_parm; |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 1296 | } |
| 1297 | pcmd->cmdcode = _SetKey_CMD_; |
| 1298 | pcmd->parmbuf = (u8 *)psetkeyparm; |
| 1299 | pcmd->cmdsz = (sizeof(struct setkey_parm)); |
| 1300 | pcmd->rsp = NULL; |
| 1301 | pcmd->rspsz = 0; |
James A Shackleford | 534c4ac | 2014-06-24 22:52:34 -0400 | [diff] [blame] | 1302 | INIT_LIST_HEAD(&pcmd->list); |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 1303 | r8712_enqueue_cmd(pcmdpriv, pcmd); |
Christian Engelmayer | 2af9e74 | 2014-05-07 21:40:41 +0200 | [diff] [blame] | 1304 | return ret; |
| 1305 | |
| 1306 | err_free_parm: |
| 1307 | kfree(psetkeyparm); |
| 1308 | err_free_cmd: |
| 1309 | kfree(pcmd); |
| 1310 | return ret; |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 1311 | } |
| 1312 | |
| 1313 | /* adjust IEs for r8712_joinbss_cmd in WMM */ |
| 1314 | int r8712_restruct_wmm_ie(struct _adapter *adapter, u8 *in_ie, u8 *out_ie, |
| 1315 | uint in_len, uint initial_out_len) |
| 1316 | { |
| 1317 | unsigned int ielength = 0; |
| 1318 | unsigned int i, j; |
| 1319 | |
| 1320 | i = 12; /* after the fixed IE */ |
| 1321 | while (i < in_len) { |
| 1322 | ielength = initial_out_len; |
| 1323 | if (in_ie[i] == 0xDD && in_ie[i + 2] == 0x00 && |
| 1324 | in_ie[i + 3] == 0x50 && in_ie[i + 4] == 0xF2 && |
| 1325 | in_ie[i + 5] == 0x02 && i + 5 < in_len) { |
| 1326 | /*WMM element ID and OUI*/ |
| 1327 | for (j = i; j < i + 9; j++) { |
| 1328 | out_ie[ielength] = in_ie[j]; |
| 1329 | ielength++; |
| 1330 | } |
| 1331 | out_ie[initial_out_len + 1] = 0x07; |
| 1332 | out_ie[initial_out_len + 6] = 0x00; |
| 1333 | out_ie[initial_out_len + 8] = 0x00; |
| 1334 | break; |
| 1335 | } |
| 1336 | i += (in_ie[i + 1] + 2); /* to the next IE element */ |
| 1337 | } |
| 1338 | return ielength; |
| 1339 | } |
| 1340 | |
| 1341 | /* |
| 1342 | * Ported from 8185: IsInPreAuthKeyList(). |
| 1343 | * |
| 1344 | * Search by BSSID, |
| 1345 | * Return Value: |
| 1346 | * -1 :if there is no pre-auth key in the table |
| 1347 | * >=0 :if there is pre-auth key, and return the entry id |
| 1348 | */ |
| 1349 | static int SecIsInPMKIDList(struct _adapter *Adapter, u8 *bssid) |
| 1350 | { |
| 1351 | struct security_priv *psecuritypriv = &Adapter->securitypriv; |
| 1352 | int i = 0; |
| 1353 | |
| 1354 | do { |
| 1355 | if (psecuritypriv->PMKIDList[i].bUsed && |
| 1356 | (!memcmp(psecuritypriv->PMKIDList[i].Bssid, |
| 1357 | bssid, ETH_ALEN))) |
| 1358 | break; |
| 1359 | else |
| 1360 | i++; |
| 1361 | } while (i < NUM_PMKID_CACHE); |
| 1362 | |
| 1363 | if (i == NUM_PMKID_CACHE) { |
| 1364 | i = -1; /* Could not find. */ |
| 1365 | } else { |
| 1366 | ; /* There is one Pre-Authentication Key for the |
| 1367 | * specific BSSID. */ |
| 1368 | } |
| 1369 | return i; |
| 1370 | } |
| 1371 | |
| 1372 | sint r8712_restruct_sec_ie(struct _adapter *adapter, u8 *in_ie, |
| 1373 | u8 *out_ie, uint in_len) |
| 1374 | { |
Sudip Mukherjee | e29d3eb | 2014-10-27 17:42:25 +0530 | [diff] [blame] | 1375 | u8 authmode = 0, match; |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 1376 | u8 sec_ie[255], uncst_oui[4], bkup_ie[255]; |
| 1377 | u8 wpa_oui[4] = {0x0, 0x50, 0xf2, 0x01}; |
| 1378 | uint ielength, cnt, remove_cnt; |
| 1379 | int iEntry; |
| 1380 | struct mlme_priv *pmlmepriv = &adapter->mlmepriv; |
| 1381 | struct security_priv *psecuritypriv = &adapter->securitypriv; |
| 1382 | uint ndisauthmode = psecuritypriv->ndisauthtype; |
| 1383 | uint ndissecuritytype = psecuritypriv->ndisencryptstatus; |
| 1384 | |
| 1385 | if ((ndisauthmode == Ndis802_11AuthModeWPA) || |
| 1386 | (ndisauthmode == Ndis802_11AuthModeWPAPSK)) { |
| 1387 | authmode = _WPA_IE_ID_; |
| 1388 | uncst_oui[0] = 0x0; |
| 1389 | uncst_oui[1] = 0x50; |
| 1390 | uncst_oui[2] = 0xf2; |
| 1391 | } |
| 1392 | if ((ndisauthmode == Ndis802_11AuthModeWPA2) || |
| 1393 | (ndisauthmode == Ndis802_11AuthModeWPA2PSK)) { |
| 1394 | authmode = _WPA2_IE_ID_; |
| 1395 | uncst_oui[0] = 0x0; |
| 1396 | uncst_oui[1] = 0x0f; |
| 1397 | uncst_oui[2] = 0xac; |
| 1398 | } |
| 1399 | switch (ndissecuritytype) { |
| 1400 | case Ndis802_11Encryption1Enabled: |
| 1401 | case Ndis802_11Encryption1KeyAbsent: |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 1402 | uncst_oui[3] = 0x1; |
| 1403 | break; |
| 1404 | case Ndis802_11Encryption2Enabled: |
| 1405 | case Ndis802_11Encryption2KeyAbsent: |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 1406 | uncst_oui[3] = 0x2; |
| 1407 | break; |
| 1408 | case Ndis802_11Encryption3Enabled: |
| 1409 | case Ndis802_11Encryption3KeyAbsent: |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 1410 | uncst_oui[3] = 0x4; |
| 1411 | break; |
| 1412 | default: |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 1413 | break; |
| 1414 | } |
| 1415 | /*Search required WPA or WPA2 IE and copy to sec_ie[] */ |
| 1416 | cnt = 12; |
| 1417 | match = false; |
| 1418 | while (cnt < in_len) { |
| 1419 | if (in_ie[cnt] == authmode) { |
| 1420 | if ((authmode == _WPA_IE_ID_) && |
| 1421 | (!memcmp(&in_ie[cnt+2], &wpa_oui[0], 4))) { |
| 1422 | memcpy(&sec_ie[0], &in_ie[cnt], |
| 1423 | in_ie[cnt + 1] + 2); |
| 1424 | match = true; |
| 1425 | break; |
| 1426 | } |
| 1427 | if (authmode == _WPA2_IE_ID_) { |
| 1428 | memcpy(&sec_ie[0], &in_ie[cnt], |
| 1429 | in_ie[cnt + 1] + 2); |
| 1430 | match = true; |
| 1431 | break; |
| 1432 | } |
| 1433 | if (((authmode == _WPA_IE_ID_) && |
| 1434 | (!memcmp(&in_ie[cnt + 2], &wpa_oui[0], 4))) || |
| 1435 | (authmode == _WPA2_IE_ID_)) |
| 1436 | memcpy(&bkup_ie[0], &in_ie[cnt], |
| 1437 | in_ie[cnt + 1] + 2); |
| 1438 | } |
| 1439 | cnt += in_ie[cnt+1] + 2; /*get next*/ |
| 1440 | } |
| 1441 | /*restruct WPA IE or WPA2 IE in sec_ie[] */ |
| 1442 | if (match == true) { |
| 1443 | if (sec_ie[0] == _WPA_IE_ID_) { |
| 1444 | /* parsing SSN IE to select required encryption |
| 1445 | * algorithm, and set the bc/mc encryption algorithm */ |
| 1446 | while (true) { |
| 1447 | /*check wpa_oui tag*/ |
| 1448 | if (memcmp(&sec_ie[2], &wpa_oui[0], 4)) { |
| 1449 | match = false; |
| 1450 | break; |
| 1451 | } |
| 1452 | if ((sec_ie[6] != 0x01) || (sec_ie[7] != 0x0)) { |
| 1453 | /*IE Ver error*/ |
| 1454 | match = false; |
| 1455 | break; |
| 1456 | } |
| 1457 | if (!memcmp(&sec_ie[8], &wpa_oui[0], 3)) { |
| 1458 | /* get bc/mc encryption type (group |
| 1459 | * key type)*/ |
| 1460 | switch (sec_ie[11]) { |
| 1461 | case 0x0: /*none*/ |
| 1462 | psecuritypriv->XGrpPrivacy = |
| 1463 | _NO_PRIVACY_; |
| 1464 | break; |
| 1465 | case 0x1: /*WEP_40*/ |
| 1466 | psecuritypriv->XGrpPrivacy = |
| 1467 | _WEP40_; |
| 1468 | break; |
| 1469 | case 0x2: /*TKIP*/ |
| 1470 | psecuritypriv->XGrpPrivacy = |
| 1471 | _TKIP_; |
| 1472 | break; |
| 1473 | case 0x3: /*AESCCMP*/ |
| 1474 | case 0x4: |
| 1475 | psecuritypriv->XGrpPrivacy = |
| 1476 | _AES_; |
| 1477 | break; |
| 1478 | case 0x5: /*WEP_104*/ |
| 1479 | psecuritypriv->XGrpPrivacy = |
| 1480 | _WEP104_; |
| 1481 | break; |
| 1482 | } |
| 1483 | } else { |
| 1484 | match = false; |
| 1485 | break; |
| 1486 | } |
| 1487 | if (sec_ie[12] == 0x01) { |
| 1488 | /*check the unicast encryption type*/ |
| 1489 | if (memcmp(&sec_ie[14], |
| 1490 | &uncst_oui[0], 4)) { |
| 1491 | match = false; |
| 1492 | break; |
| 1493 | |
| 1494 | } /*else the uncst_oui is match*/ |
| 1495 | } else { /*mixed mode, unicast_enc_type > 1*/ |
| 1496 | /*select the uncst_oui and remove |
| 1497 | * the other uncst_oui*/ |
| 1498 | cnt = sec_ie[12]; |
| 1499 | remove_cnt = (cnt-1) * 4; |
| 1500 | sec_ie[12] = 0x01; |
| 1501 | memcpy(&sec_ie[14], &uncst_oui[0], 4); |
| 1502 | /*remove the other unicast suit*/ |
| 1503 | memcpy(&sec_ie[18], |
| 1504 | &sec_ie[18 + remove_cnt], |
| 1505 | sec_ie[1] - 18 + 2 - |
| 1506 | remove_cnt); |
| 1507 | sec_ie[1] = sec_ie[1] - remove_cnt; |
| 1508 | } |
| 1509 | break; |
| 1510 | } |
| 1511 | } |
| 1512 | if (authmode == _WPA2_IE_ID_) { |
| 1513 | /* parsing RSN IE to select required encryption |
| 1514 | * algorithm, and set the bc/mc encryption algorithm */ |
| 1515 | while (true) { |
| 1516 | if ((sec_ie[2] != 0x01) || (sec_ie[3] != 0x0)) { |
| 1517 | /*IE Ver error*/ |
| 1518 | match = false; |
| 1519 | break; |
| 1520 | } |
| 1521 | if (!memcmp(&sec_ie[4], &uncst_oui[0], 3)) { |
| 1522 | /*get bc/mc encryption type*/ |
| 1523 | switch (sec_ie[7]) { |
| 1524 | case 0x1: /*WEP_40*/ |
| 1525 | psecuritypriv->XGrpPrivacy = |
| 1526 | _WEP40_; |
| 1527 | break; |
| 1528 | case 0x2: /*TKIP*/ |
| 1529 | psecuritypriv->XGrpPrivacy = |
| 1530 | _TKIP_; |
| 1531 | break; |
| 1532 | case 0x4: /*AESWRAP*/ |
| 1533 | psecuritypriv->XGrpPrivacy = |
| 1534 | _AES_; |
| 1535 | break; |
| 1536 | case 0x5: /*WEP_104*/ |
| 1537 | psecuritypriv->XGrpPrivacy = |
| 1538 | _WEP104_; |
| 1539 | break; |
| 1540 | default: /*one*/ |
| 1541 | psecuritypriv->XGrpPrivacy = |
| 1542 | _NO_PRIVACY_; |
| 1543 | break; |
| 1544 | } |
| 1545 | } else { |
| 1546 | match = false; |
| 1547 | break; |
| 1548 | } |
| 1549 | if (sec_ie[8] == 0x01) { |
| 1550 | /*check the unicast encryption type*/ |
| 1551 | if (memcmp(&sec_ie[10], |
| 1552 | &uncst_oui[0], 4)) { |
| 1553 | match = false; |
| 1554 | break; |
| 1555 | } /*else the uncst_oui is match*/ |
| 1556 | } else { /*mixed mode, unicast_enc_type > 1*/ |
| 1557 | /*select the uncst_oui and remove the |
| 1558 | * other uncst_oui*/ |
| 1559 | cnt = sec_ie[8]; |
| 1560 | remove_cnt = (cnt-1)*4; |
| 1561 | sec_ie[8] = 0x01; |
| 1562 | memcpy(&sec_ie[10], &uncst_oui[0], 4); |
| 1563 | /*remove the other unicast suit*/ |
| 1564 | memcpy(&sec_ie[14], |
| 1565 | &sec_ie[14 + remove_cnt], |
| 1566 | (sec_ie[1] - 14 + 2 - |
| 1567 | remove_cnt)); |
| 1568 | sec_ie[1] = sec_ie[1]-remove_cnt; |
| 1569 | } |
| 1570 | break; |
| 1571 | } |
| 1572 | } |
| 1573 | } |
| 1574 | if ((authmode == _WPA_IE_ID_) || (authmode == _WPA2_IE_ID_)) { |
| 1575 | /*copy fixed ie*/ |
| 1576 | memcpy(out_ie, in_ie, 12); |
| 1577 | ielength = 12; |
| 1578 | /*copy RSN or SSN*/ |
| 1579 | if (match == true) { |
| 1580 | memcpy(&out_ie[ielength], &sec_ie[0], sec_ie[1]+2); |
| 1581 | ielength += sec_ie[1] + 2; |
| 1582 | if (authmode == _WPA2_IE_ID_) { |
| 1583 | /*the Pre-Authentication bit should be zero*/ |
| 1584 | out_ie[ielength - 1] = 0; |
| 1585 | out_ie[ielength - 2] = 0; |
| 1586 | } |
| 1587 | r8712_report_sec_ie(adapter, authmode, sec_ie); |
| 1588 | } |
| 1589 | } else { |
| 1590 | /*copy fixed ie only*/ |
| 1591 | memcpy(out_ie, in_ie, 12); |
| 1592 | ielength = 12; |
| 1593 | if (psecuritypriv->wps_phase == true) { |
| 1594 | memcpy(out_ie+ielength, psecuritypriv->wps_ie, |
| 1595 | psecuritypriv->wps_ie_len); |
| 1596 | ielength += psecuritypriv->wps_ie_len; |
| 1597 | } |
| 1598 | } |
| 1599 | iEntry = SecIsInPMKIDList(adapter, pmlmepriv->assoc_bssid); |
| 1600 | if (iEntry < 0) |
| 1601 | return ielength; |
Haneen Mohammed | 819ef63 | 2015-03-12 01:08:32 +0300 | [diff] [blame] | 1602 | if (authmode == _WPA2_IE_ID_) { |
| 1603 | out_ie[ielength] = 1; |
| 1604 | ielength++; |
| 1605 | out_ie[ielength] = 0; /*PMKID count = 0x0100*/ |
| 1606 | ielength++; |
| 1607 | memcpy(&out_ie[ielength], |
| 1608 | &psecuritypriv->PMKIDList[iEntry].PMKID, 16); |
| 1609 | ielength += 16; |
| 1610 | out_ie[13] += 18;/*PMKID length = 2+16*/ |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 1611 | } |
| 1612 | return ielength; |
| 1613 | } |
| 1614 | |
| 1615 | void r8712_init_registrypriv_dev_network(struct _adapter *adapter) |
| 1616 | { |
| 1617 | struct registry_priv *pregistrypriv = &adapter->registrypriv; |
| 1618 | struct eeprom_priv *peepriv = &adapter->eeprompriv; |
| 1619 | struct wlan_bssid_ex *pdev_network = &pregistrypriv->dev_network; |
| 1620 | u8 *myhwaddr = myid(peepriv); |
| 1621 | |
| 1622 | memcpy(pdev_network->MacAddress, myhwaddr, ETH_ALEN); |
| 1623 | memcpy(&pdev_network->Ssid, &pregistrypriv->ssid, |
| 1624 | sizeof(struct ndis_802_11_ssid)); |
| 1625 | pdev_network->Configuration.Length = |
| 1626 | sizeof(struct NDIS_802_11_CONFIGURATION); |
| 1627 | pdev_network->Configuration.BeaconPeriod = 100; |
| 1628 | pdev_network->Configuration.FHConfig.Length = 0; |
| 1629 | pdev_network->Configuration.FHConfig.HopPattern = 0; |
| 1630 | pdev_network->Configuration.FHConfig.HopSet = 0; |
| 1631 | pdev_network->Configuration.FHConfig.DwellTime = 0; |
| 1632 | } |
| 1633 | |
| 1634 | void r8712_update_registrypriv_dev_network(struct _adapter *adapter) |
| 1635 | { |
| 1636 | int sz = 0; |
| 1637 | struct registry_priv *pregistrypriv = &adapter->registrypriv; |
| 1638 | struct wlan_bssid_ex *pdev_network = &pregistrypriv->dev_network; |
| 1639 | struct security_priv *psecuritypriv = &adapter->securitypriv; |
| 1640 | struct wlan_network *cur_network = &adapter->mlmepriv.cur_network; |
| 1641 | |
| 1642 | pdev_network->Privacy = cpu_to_le32(psecuritypriv->PrivacyAlgrthm |
Thomas Cort | 77e73e8 | 2013-10-01 11:26:55 -0400 | [diff] [blame] | 1643 | > 0 ? 1 : 0); /* adhoc no 802.1x */ |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 1644 | pdev_network->Rssi = 0; |
| 1645 | switch (pregistrypriv->wireless_mode) { |
| 1646 | case WIRELESS_11B: |
| 1647 | pdev_network->NetworkTypeInUse = cpu_to_le32(Ndis802_11DS); |
| 1648 | break; |
| 1649 | case WIRELESS_11G: |
| 1650 | case WIRELESS_11BG: |
| 1651 | pdev_network->NetworkTypeInUse = cpu_to_le32(Ndis802_11OFDM24); |
| 1652 | break; |
| 1653 | case WIRELESS_11A: |
| 1654 | pdev_network->NetworkTypeInUse = cpu_to_le32(Ndis802_11OFDM5); |
| 1655 | break; |
| 1656 | default: |
| 1657 | /* TODO */ |
| 1658 | break; |
| 1659 | } |
| 1660 | pdev_network->Configuration.DSConfig = cpu_to_le32( |
| 1661 | pregistrypriv->channel); |
| 1662 | if (cur_network->network.InfrastructureMode == Ndis802_11IBSS) |
| 1663 | pdev_network->Configuration.ATIMWindow = cpu_to_le32(3); |
| 1664 | pdev_network->InfrastructureMode = cpu_to_le32( |
| 1665 | cur_network->network.InfrastructureMode); |
| 1666 | /* 1. Supported rates |
| 1667 | * 2. IE |
| 1668 | */ |
Ali Bahar | ee5b1aa | 2011-09-04 03:14:21 +0800 | [diff] [blame] | 1669 | sz = r8712_generate_ie(pregistrypriv); |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 1670 | pdev_network->IELength = sz; |
| 1671 | pdev_network->Length = r8712_get_ndis_wlan_bssid_ex_sz( |
| 1672 | (struct ndis_wlan_bssid_ex *)pdev_network); |
| 1673 | } |
| 1674 | |
Lucas De Marchi | 25985ed | 2011-03-30 22:57:33 -0300 | [diff] [blame] | 1675 | /*the function is at passive_level*/ |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 1676 | void r8712_joinbss_reset(struct _adapter *padapter) |
| 1677 | { |
| 1678 | int i; |
| 1679 | struct mlme_priv *pmlmepriv = &padapter->mlmepriv; |
| 1680 | struct ht_priv *phtpriv = &pmlmepriv->htpriv; |
| 1681 | |
| 1682 | /* todo: if you want to do something io/reg/hw setting before join_bss, |
| 1683 | * please add code here */ |
| 1684 | phtpriv->ampdu_enable = false;/*reset to disabled*/ |
| 1685 | for (i = 0; i < 16; i++) |
| 1686 | phtpriv->baddbareq_issued[i] = false;/*reset it*/ |
| 1687 | if (phtpriv->ht_option) { |
| 1688 | /* validate usb rx aggregation */ |
| 1689 | r8712_write8(padapter, 0x102500D9, 48);/*TH = 48 pages, 6k*/ |
| 1690 | } else { |
| 1691 | /* invalidate usb rx aggregation */ |
| 1692 | /* TH=1 => means that invalidate usb rx aggregation */ |
| 1693 | r8712_write8(padapter, 0x102500D9, 1); |
| 1694 | } |
| 1695 | } |
| 1696 | |
| 1697 | /*the function is >= passive_level*/ |
| 1698 | unsigned int r8712_restructure_ht_ie(struct _adapter *padapter, u8 *in_ie, |
| 1699 | u8 *out_ie, uint in_len, uint *pout_len) |
| 1700 | { |
| 1701 | u32 ielen, out_len; |
Sudip Mukherjee | e29d3eb | 2014-10-27 17:42:25 +0530 | [diff] [blame] | 1702 | unsigned char *p; |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 1703 | struct ieee80211_ht_cap ht_capie; |
| 1704 | unsigned char WMM_IE[] = {0x00, 0x50, 0xf2, 0x02, 0x00, 0x01, 0x00}; |
| 1705 | struct mlme_priv *pmlmepriv = &padapter->mlmepriv; |
| 1706 | struct qos_priv *pqospriv = &pmlmepriv->qospriv; |
| 1707 | struct ht_priv *phtpriv = &pmlmepriv->htpriv; |
| 1708 | |
| 1709 | phtpriv->ht_option = 0; |
| 1710 | p = r8712_get_ie(in_ie+12, _HT_CAPABILITY_IE_, &ielen, in_len-12); |
| 1711 | if (p && (ielen > 0)) { |
| 1712 | if (pqospriv->qos_option == 0) { |
| 1713 | out_len = *pout_len; |
Sudip Mukherjee | e29d3eb | 2014-10-27 17:42:25 +0530 | [diff] [blame] | 1714 | r8712_set_ie(out_ie+out_len, _VENDOR_SPECIFIC_IE_, |
| 1715 | _WMM_IE_Length_, WMM_IE, pout_len); |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 1716 | pqospriv->qos_option = 1; |
| 1717 | } |
| 1718 | out_len = *pout_len; |
| 1719 | memset(&ht_capie, 0, sizeof(struct ieee80211_ht_cap)); |
| 1720 | ht_capie.cap_info = IEEE80211_HT_CAP_SUP_WIDTH | |
| 1721 | IEEE80211_HT_CAP_SGI_20 | |
| 1722 | IEEE80211_HT_CAP_SGI_40 | |
| 1723 | IEEE80211_HT_CAP_TX_STBC | |
| 1724 | IEEE80211_HT_CAP_MAX_AMSDU | |
| 1725 | IEEE80211_HT_CAP_DSSSCCK40; |
| 1726 | ht_capie.ampdu_params_info = (IEEE80211_HT_CAP_AMPDU_FACTOR & |
| 1727 | 0x03) | (IEEE80211_HT_CAP_AMPDU_DENSITY & 0x00); |
Sudip Mukherjee | e29d3eb | 2014-10-27 17:42:25 +0530 | [diff] [blame] | 1728 | r8712_set_ie(out_ie+out_len, _HT_CAPABILITY_IE_, |
| 1729 | sizeof(struct ieee80211_ht_cap), |
| 1730 | (unsigned char *)&ht_capie, pout_len); |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 1731 | phtpriv->ht_option = 1; |
| 1732 | } |
| 1733 | return phtpriv->ht_option; |
| 1734 | } |
| 1735 | |
Lucas De Marchi | 25985ed | 2011-03-30 22:57:33 -0300 | [diff] [blame] | 1736 | /* the function is > passive_level (in critical_section) */ |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 1737 | static void update_ht_cap(struct _adapter *padapter, u8 *pie, uint ie_len) |
| 1738 | { |
| 1739 | u8 *p, max_ampdu_sz; |
| 1740 | int i, len; |
| 1741 | struct sta_info *bmc_sta, *psta; |
| 1742 | struct ieee80211_ht_cap *pht_capie; |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 1743 | struct recv_reorder_ctrl *preorder_ctrl; |
| 1744 | struct mlme_priv *pmlmepriv = &padapter->mlmepriv; |
| 1745 | struct ht_priv *phtpriv = &pmlmepriv->htpriv; |
| 1746 | struct registry_priv *pregistrypriv = &padapter->registrypriv; |
| 1747 | struct wlan_network *pcur_network = &(pmlmepriv->cur_network); |
| 1748 | |
| 1749 | if (!phtpriv->ht_option) |
| 1750 | return; |
| 1751 | /* maybe needs check if ap supports rx ampdu. */ |
| 1752 | if ((phtpriv->ampdu_enable == false) && |
| 1753 | (pregistrypriv->ampdu_enable == 1)) |
| 1754 | phtpriv->ampdu_enable = true; |
| 1755 | /*check Max Rx A-MPDU Size*/ |
| 1756 | len = 0; |
| 1757 | p = r8712_get_ie(pie + sizeof(struct NDIS_802_11_FIXED_IEs), |
| 1758 | _HT_CAPABILITY_IE_, |
| 1759 | &len, ie_len - |
| 1760 | sizeof(struct NDIS_802_11_FIXED_IEs)); |
| 1761 | if (p && len > 0) { |
| 1762 | pht_capie = (struct ieee80211_ht_cap *)(p+2); |
| 1763 | max_ampdu_sz = (pht_capie->ampdu_params_info & |
| 1764 | IEEE80211_HT_CAP_AMPDU_FACTOR); |
| 1765 | /* max_ampdu_sz (kbytes); */ |
| 1766 | max_ampdu_sz = 1 << (max_ampdu_sz+3); |
| 1767 | phtpriv->rx_ampdu_maxlen = max_ampdu_sz; |
| 1768 | } |
| 1769 | /* for A-MPDU Rx reordering buffer control for bmc_sta & sta_info |
Justin P. Mattock | be10ac2 | 2012-05-07 07:38:22 -0700 | [diff] [blame] | 1770 | * if A-MPDU Rx is enabled, resetting rx_ordering_ctrl |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 1771 | * wstart_b(indicate_seq) to default value=0xffff |
| 1772 | * todo: check if AP can send A-MPDU packets |
| 1773 | */ |
| 1774 | bmc_sta = r8712_get_bcmc_stainfo(padapter); |
| 1775 | if (bmc_sta) { |
| 1776 | for (i = 0; i < 16; i++) { |
| 1777 | preorder_ctrl = &bmc_sta->recvreorder_ctrl[i]; |
| 1778 | preorder_ctrl->indicate_seq = 0xffff; |
| 1779 | preorder_ctrl->wend_b = 0xffff; |
| 1780 | } |
| 1781 | } |
| 1782 | psta = r8712_get_stainfo(&padapter->stapriv, |
| 1783 | pcur_network->network.MacAddress); |
| 1784 | if (psta) { |
Thomas Cort | 77e73e8 | 2013-10-01 11:26:55 -0400 | [diff] [blame] | 1785 | for (i = 0; i < 16; i++) { |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 1786 | preorder_ctrl = &psta->recvreorder_ctrl[i]; |
| 1787 | preorder_ctrl->indicate_seq = 0xffff; |
| 1788 | preorder_ctrl->wend_b = 0xffff; |
| 1789 | } |
| 1790 | } |
| 1791 | len = 0; |
| 1792 | p = r8712_get_ie(pie + sizeof(struct NDIS_802_11_FIXED_IEs), |
| 1793 | _HT_ADD_INFO_IE_, &len, |
| 1794 | ie_len-sizeof(struct NDIS_802_11_FIXED_IEs)); |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 1795 | } |
| 1796 | |
| 1797 | void r8712_issue_addbareq_cmd(struct _adapter *padapter, int priority) |
| 1798 | { |
| 1799 | struct mlme_priv *pmlmepriv = &padapter->mlmepriv; |
| 1800 | struct ht_priv *phtpriv = &pmlmepriv->htpriv; |
| 1801 | |
| 1802 | if ((phtpriv->ht_option == 1) && (phtpriv->ampdu_enable == true)) { |
| 1803 | if (phtpriv->baddbareq_issued[priority] == false) { |
| 1804 | r8712_addbareq_cmd(padapter, (u8)priority); |
| 1805 | phtpriv->baddbareq_issued[priority] = true; |
| 1806 | } |
| 1807 | } |
| 1808 | } |