1 // SPDX-License-Identifier: GPL-2.0 2 /****************************************************************************** 3 * 4 * Copyright(c) 2007 - 2012 Realtek Corporation. All rights reserved. 5 * 6 ******************************************************************************/ 7 #define _IOCTL_CFG80211_C_ 8 9 #include <linux/etherdevice.h> 10 #include <drv_types.h> 11 #include <rtw_debug.h> 12 #include <linux/jiffies.h> 13 14 #include <rtw_wifi_regd.h> 15 16 #define RTW_MAX_MGMT_TX_CNT (8) 17 18 #define RTW_SCAN_IE_LEN_MAX 2304 19 #define RTW_MAX_REMAIN_ON_CHANNEL_DURATION 5000 /* ms */ 20 #define RTW_MAX_NUM_PMKIDS 4 21 22 static const u32 rtw_cipher_suites[] = { 23 WLAN_CIPHER_SUITE_WEP40, 24 WLAN_CIPHER_SUITE_WEP104, 25 WLAN_CIPHER_SUITE_TKIP, 26 WLAN_CIPHER_SUITE_CCMP, 27 WLAN_CIPHER_SUITE_AES_CMAC, 28 }; 29 30 #define RATETAB_ENT(_rate, _rateid, _flags) \ 31 { \ 32 .bitrate = (_rate), \ 33 .hw_value = (_rateid), \ 34 .flags = (_flags), \ 35 } 36 37 #define CHAN2G(_channel, _freq, _flags) { \ 38 .band = NL80211_BAND_2GHZ, \ 39 .center_freq = (_freq), \ 40 .hw_value = (_channel), \ 41 .flags = (_flags), \ 42 .max_antenna_gain = 0, \ 43 .max_power = 30, \ 44 } 45 46 /* if wowlan is not supported, kernel generate a disconnect at each suspend 47 * cf: /net/wireless/sysfs.c, so register a stub wowlan. 48 * Moreover wowlan has to be enabled via a the nl80211_set_wowlan callback. 49 * (from user space, e.g. iw phy0 wowlan enable) 50 */ 51 static const struct wiphy_wowlan_support wowlan_stub = { 52 .flags = WIPHY_WOWLAN_ANY, 53 .n_patterns = 0, 54 .pattern_max_len = 0, 55 .pattern_min_len = 0, 56 .max_pkt_offset = 0, 57 }; 58 59 static struct ieee80211_rate rtw_rates[] = { 60 RATETAB_ENT(10, 0x1, 0), 61 RATETAB_ENT(20, 0x2, 0), 62 RATETAB_ENT(55, 0x4, 0), 63 RATETAB_ENT(110, 0x8, 0), 64 RATETAB_ENT(60, 0x10, 0), 65 RATETAB_ENT(90, 0x20, 0), 66 RATETAB_ENT(120, 0x40, 0), 67 RATETAB_ENT(180, 0x80, 0), 68 RATETAB_ENT(240, 0x100, 0), 69 RATETAB_ENT(360, 0x200, 0), 70 RATETAB_ENT(480, 0x400, 0), 71 RATETAB_ENT(540, 0x800, 0), 72 }; 73 74 #define rtw_a_rates (rtw_rates + 4) 75 #define RTW_A_RATES_NUM 8 76 #define rtw_g_rates (rtw_rates + 0) 77 #define RTW_G_RATES_NUM 12 78 79 #define RTW_2G_CHANNELS_NUM 14 80 #define RTW_5G_CHANNELS_NUM 37 81 82 static struct ieee80211_channel rtw_2ghz_channels[] = { 83 CHAN2G(1, 2412, 0), 84 CHAN2G(2, 2417, 0), 85 CHAN2G(3, 2422, 0), 86 CHAN2G(4, 2427, 0), 87 CHAN2G(5, 2432, 0), 88 CHAN2G(6, 2437, 0), 89 CHAN2G(7, 2442, 0), 90 CHAN2G(8, 2447, 0), 91 CHAN2G(9, 2452, 0), 92 CHAN2G(10, 2457, 0), 93 CHAN2G(11, 2462, 0), 94 CHAN2G(12, 2467, 0), 95 CHAN2G(13, 2472, 0), 96 CHAN2G(14, 2484, 0), 97 }; 98 99 static void rtw_2g_channels_init(struct ieee80211_channel *channels) 100 { 101 memcpy((void *)channels, (void *)rtw_2ghz_channels, 102 sizeof(struct ieee80211_channel)*RTW_2G_CHANNELS_NUM 103 ); 104 } 105 106 static void rtw_2g_rates_init(struct ieee80211_rate *rates) 107 { 108 memcpy(rates, rtw_g_rates, 109 sizeof(struct ieee80211_rate)*RTW_G_RATES_NUM 110 ); 111 } 112 113 static struct ieee80211_supported_band *rtw_spt_band_alloc( 114 enum nl80211_band band 115 ) 116 { 117 struct ieee80211_supported_band *spt_band = NULL; 118 int n_channels, n_bitrates; 119 120 if (band == NL80211_BAND_2GHZ) 121 { 122 n_channels = RTW_2G_CHANNELS_NUM; 123 n_bitrates = RTW_G_RATES_NUM; 124 } 125 else 126 { 127 goto exit; 128 } 129 130 spt_band = rtw_zmalloc(sizeof(struct ieee80211_supported_band) + 131 sizeof(struct ieee80211_channel) * n_channels + 132 sizeof(struct ieee80211_rate) * n_bitrates); 133 if (!spt_band) 134 goto exit; 135 136 spt_band->channels = (struct ieee80211_channel *)(((u8 *)spt_band)+sizeof(struct ieee80211_supported_band)); 137 spt_band->bitrates = (struct ieee80211_rate *)(((u8 *)spt_band->channels)+sizeof(struct ieee80211_channel)*n_channels); 138 spt_band->band = band; 139 spt_band->n_channels = n_channels; 140 spt_band->n_bitrates = n_bitrates; 141 142 if (band == NL80211_BAND_2GHZ) 143 { 144 rtw_2g_channels_init(spt_band->channels); 145 rtw_2g_rates_init(spt_band->bitrates); 146 } 147 148 /* spt_band.ht_cap */ 149 150 exit: 151 152 return spt_band; 153 } 154 155 static const struct ieee80211_txrx_stypes 156 rtw_cfg80211_default_mgmt_stypes[NUM_NL80211_IFTYPES] = { 157 [NL80211_IFTYPE_ADHOC] = { 158 .tx = 0xffff, 159 .rx = BIT(IEEE80211_STYPE_ACTION >> 4) 160 }, 161 [NL80211_IFTYPE_STATION] = { 162 .tx = 0xffff, 163 .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | 164 BIT(IEEE80211_STYPE_PROBE_REQ >> 4) 165 }, 166 [NL80211_IFTYPE_AP] = { 167 .tx = 0xffff, 168 .rx = BIT(IEEE80211_STYPE_ASSOC_REQ >> 4) | 169 BIT(IEEE80211_STYPE_REASSOC_REQ >> 4) | 170 BIT(IEEE80211_STYPE_PROBE_REQ >> 4) | 171 BIT(IEEE80211_STYPE_DISASSOC >> 4) | 172 BIT(IEEE80211_STYPE_AUTH >> 4) | 173 BIT(IEEE80211_STYPE_DEAUTH >> 4) | 174 BIT(IEEE80211_STYPE_ACTION >> 4) 175 }, 176 [NL80211_IFTYPE_AP_VLAN] = { 177 /* copy AP */ 178 .tx = 0xffff, 179 .rx = BIT(IEEE80211_STYPE_ASSOC_REQ >> 4) | 180 BIT(IEEE80211_STYPE_REASSOC_REQ >> 4) | 181 BIT(IEEE80211_STYPE_PROBE_REQ >> 4) | 182 BIT(IEEE80211_STYPE_DISASSOC >> 4) | 183 BIT(IEEE80211_STYPE_AUTH >> 4) | 184 BIT(IEEE80211_STYPE_DEAUTH >> 4) | 185 BIT(IEEE80211_STYPE_ACTION >> 4) 186 }, 187 [NL80211_IFTYPE_P2P_CLIENT] = { 188 .tx = 0xffff, 189 .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | 190 BIT(IEEE80211_STYPE_PROBE_REQ >> 4) 191 }, 192 [NL80211_IFTYPE_P2P_GO] = { 193 .tx = 0xffff, 194 .rx = BIT(IEEE80211_STYPE_ASSOC_REQ >> 4) | 195 BIT(IEEE80211_STYPE_REASSOC_REQ >> 4) | 196 BIT(IEEE80211_STYPE_PROBE_REQ >> 4) | 197 BIT(IEEE80211_STYPE_DISASSOC >> 4) | 198 BIT(IEEE80211_STYPE_AUTH >> 4) | 199 BIT(IEEE80211_STYPE_DEAUTH >> 4) | 200 BIT(IEEE80211_STYPE_ACTION >> 4) 201 }, 202 }; 203 204 static int rtw_ieee80211_channel_to_frequency(int chan, int band) 205 { 206 /* see 802.11 17.3.8.3.2 and Annex J 207 * there are overlapping channel numbers in 5GHz and 2GHz bands */ 208 if (band == NL80211_BAND_2GHZ) { 209 if (chan == 14) 210 return 2484; 211 else if (chan < 14) 212 return 2407 + chan * 5; 213 } 214 215 return 0; /* not supported */ 216 } 217 218 #define MAX_BSSINFO_LEN 1000 219 struct cfg80211_bss *rtw_cfg80211_inform_bss(struct adapter *padapter, struct wlan_network *pnetwork) 220 { 221 struct ieee80211_channel *notify_channel; 222 struct cfg80211_bss *bss = NULL; 223 /* struct ieee80211_supported_band *band; */ 224 u16 channel; 225 u32 freq; 226 u64 notify_timestamp; 227 s32 notify_signal; 228 u8 *buf = NULL, *pbuf; 229 size_t len, bssinf_len = 0; 230 struct ieee80211_hdr *pwlanhdr; 231 __le16 *fctrl; 232 u8 bc_addr[] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff}; 233 234 struct wireless_dev *wdev = padapter->rtw_wdev; 235 struct wiphy *wiphy = wdev->wiphy; 236 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv); 237 238 239 /* DBG_8192C("%s\n", __func__); */ 240 241 bssinf_len = pnetwork->network.IELength + sizeof(struct ieee80211_hdr_3addr); 242 if (bssinf_len > MAX_BSSINFO_LEN) { 243 DBG_871X("%s IE Length too long > %d byte\n", __func__, MAX_BSSINFO_LEN); 244 goto exit; 245 } 246 247 { 248 u16 wapi_len = 0; 249 250 if (rtw_get_wapi_ie(pnetwork->network.IEs, pnetwork->network.IELength, NULL, &wapi_len) > 0) 251 { 252 if (wapi_len > 0) 253 { 254 DBG_871X("%s, no support wapi!\n", __func__); 255 goto exit; 256 } 257 } 258 } 259 260 /* To reduce PBC Overlap rate */ 261 /* spin_lock_bh(&pwdev_priv->scan_req_lock); */ 262 if (adapter_wdev_data(padapter)->scan_request) 263 { 264 u8 *psr = NULL, sr = 0; 265 struct ndis_802_11_ssid *pssid = &pnetwork->network.Ssid; 266 struct cfg80211_scan_request *request = adapter_wdev_data(padapter)->scan_request; 267 struct cfg80211_ssid *ssids = request->ssids; 268 u32 wpsielen = 0; 269 u8 *wpsie = NULL; 270 271 wpsie = rtw_get_wps_ie(pnetwork->network.IEs+_FIXED_IE_LENGTH_, pnetwork->network.IELength-_FIXED_IE_LENGTH_, NULL, &wpsielen); 272 273 if (wpsie && wpsielen > 0) 274 psr = rtw_get_wps_attr_content(wpsie, wpsielen, WPS_ATTR_SELECTED_REGISTRAR, (u8 *)(&sr), NULL); 275 276 if (sr != 0) 277 { 278 if (request->n_ssids == 1 && request->n_channels == 1) /* it means under processing WPS */ 279 { 280 DBG_8192C("ssid =%s, len =%d\n", pssid->Ssid, pssid->SsidLength); 281 282 if (ssids[0].ssid_len == 0) { 283 } 284 else if (pssid->SsidLength == ssids[0].ssid_len && 285 !memcmp(pssid->Ssid, ssids[0].ssid, ssids[0].ssid_len)) 286 { 287 DBG_871X("%s, got sr and ssid match!\n", __func__); 288 } 289 else 290 { 291 if (psr) 292 *psr = 0; /* clear sr */ 293 } 294 } 295 } 296 } 297 /* spin_unlock_bh(&pwdev_priv->scan_req_lock); */ 298 299 300 channel = pnetwork->network.Configuration.DSConfig; 301 freq = rtw_ieee80211_channel_to_frequency(channel, NL80211_BAND_2GHZ); 302 303 notify_channel = ieee80211_get_channel(wiphy, freq); 304 305 notify_timestamp = ktime_to_us(ktime_get_boottime()); 306 307 /* We've set wiphy's signal_type as CFG80211_SIGNAL_TYPE_MBM: signal strength in mBm (100*dBm) */ 308 if (check_fwstate(pmlmepriv, _FW_LINKED) == true && 309 is_same_network(&pmlmepriv->cur_network.network, &pnetwork->network, 0)) { 310 notify_signal = 100*translate_percentage_to_dbm(padapter->recvpriv.signal_strength);/* dbm */ 311 } else { 312 notify_signal = 100*translate_percentage_to_dbm(pnetwork->network.PhyInfo.SignalStrength);/* dbm */ 313 } 314 315 buf = kzalloc(MAX_BSSINFO_LEN, GFP_ATOMIC); 316 if (!buf) 317 goto exit; 318 pbuf = buf; 319 320 pwlanhdr = (struct ieee80211_hdr *)pbuf; 321 fctrl = &(pwlanhdr->frame_control); 322 *(fctrl) = 0; 323 324 SetSeqNum(pwlanhdr, 0/*pmlmeext->mgnt_seq*/); 325 /* pmlmeext->mgnt_seq++; */ 326 327 if (pnetwork->network.Reserved[0] == 1) { /* WIFI_BEACON */ 328 memcpy(pwlanhdr->addr1, bc_addr, ETH_ALEN); 329 SetFrameSubType(pbuf, WIFI_BEACON); 330 } else { 331 memcpy(pwlanhdr->addr1, myid(&(padapter->eeprompriv)), ETH_ALEN); 332 SetFrameSubType(pbuf, WIFI_PROBERSP); 333 } 334 335 memcpy(pwlanhdr->addr2, pnetwork->network.MacAddress, ETH_ALEN); 336 memcpy(pwlanhdr->addr3, pnetwork->network.MacAddress, ETH_ALEN); 337 338 339 pbuf += sizeof(struct ieee80211_hdr_3addr); 340 len = sizeof(struct ieee80211_hdr_3addr); 341 342 memcpy(pbuf, pnetwork->network.IEs, pnetwork->network.IELength); 343 len += pnetwork->network.IELength; 344 345 *((__le64 *)pbuf) = cpu_to_le64(notify_timestamp); 346 347 bss = cfg80211_inform_bss_frame(wiphy, notify_channel, (struct ieee80211_mgmt *)buf, 348 len, notify_signal, GFP_ATOMIC); 349 350 if (unlikely(!bss)) { 351 DBG_8192C(FUNC_ADPT_FMT" bss NULL\n", FUNC_ADPT_ARG(padapter)); 352 goto exit; 353 } 354 355 cfg80211_put_bss(wiphy, bss); 356 kfree(buf); 357 358 exit: 359 return bss; 360 361 } 362 363 /* 364 Check the given bss is valid by kernel API cfg80211_get_bss() 365 @padapter : the given adapter 366 367 return true if bss is valid, false for not found. 368 */ 369 int rtw_cfg80211_check_bss(struct adapter *padapter) 370 { 371 struct wlan_bssid_ex *pnetwork = &(padapter->mlmeextpriv.mlmext_info.network); 372 struct cfg80211_bss *bss = NULL; 373 struct ieee80211_channel *notify_channel = NULL; 374 u32 freq; 375 376 if (!(pnetwork) || !(padapter->rtw_wdev)) 377 return false; 378 379 freq = rtw_ieee80211_channel_to_frequency(pnetwork->Configuration.DSConfig, NL80211_BAND_2GHZ); 380 381 notify_channel = ieee80211_get_channel(padapter->rtw_wdev->wiphy, freq); 382 bss = cfg80211_get_bss(padapter->rtw_wdev->wiphy, notify_channel, 383 pnetwork->MacAddress, pnetwork->Ssid.Ssid, 384 pnetwork->Ssid.SsidLength, 385 WLAN_CAPABILITY_ESS, WLAN_CAPABILITY_ESS); 386 387 cfg80211_put_bss(padapter->rtw_wdev->wiphy, bss); 388 389 return (bss != NULL); 390 } 391 392 void rtw_cfg80211_ibss_indicate_connect(struct adapter *padapter) 393 { 394 struct mlme_priv *pmlmepriv = &padapter->mlmepriv; 395 struct wlan_network *cur_network = &(pmlmepriv->cur_network); 396 struct wireless_dev *pwdev = padapter->rtw_wdev; 397 struct wiphy *wiphy = pwdev->wiphy; 398 int freq = (int)cur_network->network.Configuration.DSConfig; 399 struct ieee80211_channel *chan; 400 401 DBG_871X(FUNC_ADPT_FMT"\n", FUNC_ADPT_ARG(padapter)); 402 if (pwdev->iftype != NL80211_IFTYPE_ADHOC) 403 { 404 return; 405 } 406 407 if (!rtw_cfg80211_check_bss(padapter)) { 408 struct wlan_bssid_ex *pnetwork = &(padapter->mlmeextpriv.mlmext_info.network); 409 struct wlan_network *scanned = pmlmepriv->cur_network_scanned; 410 411 if (check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) == true) 412 { 413 414 memcpy(&cur_network->network, pnetwork, sizeof(struct wlan_bssid_ex)); 415 if (!rtw_cfg80211_inform_bss(padapter, cur_network)) 416 DBG_871X(FUNC_ADPT_FMT" inform fail !!\n", FUNC_ADPT_ARG(padapter)); 417 else 418 DBG_871X(FUNC_ADPT_FMT" inform success !!\n", FUNC_ADPT_ARG(padapter)); 419 } 420 else 421 { 422 if (scanned == NULL) { 423 rtw_warn_on(1); 424 return; 425 } 426 if (!memcmp(&(scanned->network.Ssid), &(pnetwork->Ssid), sizeof(struct ndis_802_11_ssid)) 427 && !memcmp(scanned->network.MacAddress, pnetwork->MacAddress, sizeof(NDIS_802_11_MAC_ADDRESS)) 428 ) { 429 if (!rtw_cfg80211_inform_bss(padapter, scanned)) { 430 DBG_871X(FUNC_ADPT_FMT" inform fail !!\n", FUNC_ADPT_ARG(padapter)); 431 } else { 432 /* DBG_871X(FUNC_ADPT_FMT" inform success !!\n", FUNC_ADPT_ARG(padapter)); */ 433 } 434 } else { 435 DBG_871X("scanned & pnetwork compare fail\n"); 436 rtw_warn_on(1); 437 } 438 } 439 440 if (!rtw_cfg80211_check_bss(padapter)) 441 DBG_871X_LEVEL(_drv_always_, FUNC_ADPT_FMT" BSS not found !!\n", FUNC_ADPT_ARG(padapter)); 442 } 443 /* notify cfg80211 that device joined an IBSS */ 444 chan = ieee80211_get_channel(wiphy, freq); 445 cfg80211_ibss_joined(padapter->pnetdev, cur_network->network.MacAddress, chan, GFP_ATOMIC); 446 } 447 448 void rtw_cfg80211_indicate_connect(struct adapter *padapter) 449 { 450 struct mlme_priv *pmlmepriv = &padapter->mlmepriv; 451 struct wlan_network *cur_network = &(pmlmepriv->cur_network); 452 struct wireless_dev *pwdev = padapter->rtw_wdev; 453 454 DBG_871X(FUNC_ADPT_FMT"\n", FUNC_ADPT_ARG(padapter)); 455 if (pwdev->iftype != NL80211_IFTYPE_STATION 456 && pwdev->iftype != NL80211_IFTYPE_P2P_CLIENT 457 ) { 458 return; 459 } 460 461 if (check_fwstate(pmlmepriv, WIFI_AP_STATE) == true) 462 return; 463 464 { 465 struct wlan_bssid_ex *pnetwork = &(padapter->mlmeextpriv.mlmext_info.network); 466 struct wlan_network *scanned = pmlmepriv->cur_network_scanned; 467 468 /* DBG_871X(FUNC_ADPT_FMT" BSS not found\n", FUNC_ADPT_ARG(padapter)); */ 469 470 if (scanned == NULL) { 471 rtw_warn_on(1); 472 goto check_bss; 473 } 474 475 if (!memcmp(scanned->network.MacAddress, pnetwork->MacAddress, sizeof(NDIS_802_11_MAC_ADDRESS)) 476 && !memcmp(&(scanned->network.Ssid), &(pnetwork->Ssid), sizeof(struct ndis_802_11_ssid)) 477 ) { 478 if (!rtw_cfg80211_inform_bss(padapter, scanned)) { 479 DBG_871X(FUNC_ADPT_FMT" inform fail !!\n", FUNC_ADPT_ARG(padapter)); 480 } else { 481 /* DBG_871X(FUNC_ADPT_FMT" inform success !!\n", FUNC_ADPT_ARG(padapter)); */ 482 } 483 } else { 484 DBG_871X("scanned: %s(%pM), cur: %s(%pM)\n", 485 scanned->network.Ssid.Ssid, MAC_ARG(scanned->network.MacAddress), 486 pnetwork->Ssid.Ssid, MAC_ARG(pnetwork->MacAddress) 487 ); 488 rtw_warn_on(1); 489 } 490 } 491 492 check_bss: 493 if (!rtw_cfg80211_check_bss(padapter)) 494 DBG_871X_LEVEL(_drv_always_, FUNC_ADPT_FMT" BSS not found !!\n", FUNC_ADPT_ARG(padapter)); 495 496 if (rtw_to_roam(padapter) > 0) { 497 struct wiphy *wiphy = pwdev->wiphy; 498 struct ieee80211_channel *notify_channel; 499 u32 freq; 500 u16 channel = cur_network->network.Configuration.DSConfig; 501 struct cfg80211_roam_info roam_info = {}; 502 503 freq = rtw_ieee80211_channel_to_frequency(channel, NL80211_BAND_2GHZ); 504 505 notify_channel = ieee80211_get_channel(wiphy, freq); 506 507 DBG_871X(FUNC_ADPT_FMT" call cfg80211_roamed\n", FUNC_ADPT_ARG(padapter)); 508 roam_info.channel = notify_channel; 509 roam_info.bssid = cur_network->network.MacAddress; 510 roam_info.req_ie = 511 pmlmepriv->assoc_req+sizeof(struct ieee80211_hdr_3addr)+2; 512 roam_info.req_ie_len = 513 pmlmepriv->assoc_req_len-sizeof(struct ieee80211_hdr_3addr)-2; 514 roam_info.resp_ie = 515 pmlmepriv->assoc_rsp+sizeof(struct ieee80211_hdr_3addr)+6; 516 roam_info.resp_ie_len = 517 pmlmepriv->assoc_rsp_len-sizeof(struct ieee80211_hdr_3addr)-6; 518 cfg80211_roamed(padapter->pnetdev, &roam_info, GFP_ATOMIC); 519 } 520 else 521 { 522 cfg80211_connect_result(padapter->pnetdev, cur_network->network.MacAddress 523 , pmlmepriv->assoc_req+sizeof(struct ieee80211_hdr_3addr)+2 524 , pmlmepriv->assoc_req_len-sizeof(struct ieee80211_hdr_3addr)-2 525 , pmlmepriv->assoc_rsp+sizeof(struct ieee80211_hdr_3addr)+6 526 , pmlmepriv->assoc_rsp_len-sizeof(struct ieee80211_hdr_3addr)-6 527 , WLAN_STATUS_SUCCESS, GFP_ATOMIC); 528 } 529 } 530 531 void rtw_cfg80211_indicate_disconnect(struct adapter *padapter) 532 { 533 struct mlme_priv *pmlmepriv = &padapter->mlmepriv; 534 struct wireless_dev *pwdev = padapter->rtw_wdev; 535 536 DBG_871X(FUNC_ADPT_FMT"\n", FUNC_ADPT_ARG(padapter)); 537 538 if (pwdev->iftype != NL80211_IFTYPE_STATION 539 && pwdev->iftype != NL80211_IFTYPE_P2P_CLIENT 540 ) { 541 return; 542 } 543 544 if (check_fwstate(pmlmepriv, WIFI_AP_STATE) == true) 545 return; 546 547 if (!padapter->mlmepriv.not_indic_disco) { 548 if (check_fwstate(&padapter->mlmepriv, _FW_LINKED)) { 549 cfg80211_disconnected(padapter->pnetdev, 0, 550 NULL, 0, true, GFP_ATOMIC); 551 } else { 552 cfg80211_connect_result(padapter->pnetdev, NULL, NULL, 0, NULL, 0, 553 WLAN_STATUS_UNSPECIFIED_FAILURE, GFP_ATOMIC/*GFP_KERNEL*/); 554 } 555 } 556 } 557 558 559 static int rtw_cfg80211_ap_set_encryption(struct net_device *dev, struct ieee_param *param, u32 param_len) 560 { 561 int ret = 0; 562 u32 wep_key_idx, wep_key_len; 563 struct sta_info *psta = NULL, *pbcmc_sta = NULL; 564 struct adapter *padapter = rtw_netdev_priv(dev); 565 struct mlme_priv *pmlmepriv = &padapter->mlmepriv; 566 struct security_priv *psecuritypriv = &(padapter->securitypriv); 567 struct sta_priv *pstapriv = &padapter->stapriv; 568 569 DBG_8192C("%s\n", __func__); 570 571 param->u.crypt.err = 0; 572 param->u.crypt.alg[IEEE_CRYPT_ALG_NAME_LEN - 1] = '\0'; 573 574 if (param_len != sizeof(struct ieee_param) + param->u.crypt.key_len) 575 { 576 ret = -EINVAL; 577 goto exit; 578 } 579 580 if (param->sta_addr[0] == 0xff && param->sta_addr[1] == 0xff && 581 param->sta_addr[2] == 0xff && param->sta_addr[3] == 0xff && 582 param->sta_addr[4] == 0xff && param->sta_addr[5] == 0xff) 583 { 584 if (param->u.crypt.idx >= WEP_KEYS) 585 { 586 ret = -EINVAL; 587 goto exit; 588 } 589 } 590 else 591 { 592 psta = rtw_get_stainfo(pstapriv, param->sta_addr); 593 if (!psta) 594 { 595 /* ret = -EINVAL; */ 596 DBG_8192C("rtw_set_encryption(), sta has already been removed or never been added\n"); 597 goto exit; 598 } 599 } 600 601 if (strcmp(param->u.crypt.alg, "none") == 0 && (psta == NULL)) 602 { 603 /* todo:clear default encryption keys */ 604 605 DBG_8192C("clear default encryption keys, keyid =%d\n", param->u.crypt.idx); 606 607 goto exit; 608 } 609 610 611 if (strcmp(param->u.crypt.alg, "WEP") == 0 && (psta == NULL)) 612 { 613 DBG_8192C("r871x_set_encryption, crypt.alg = WEP\n"); 614 615 wep_key_idx = param->u.crypt.idx; 616 wep_key_len = param->u.crypt.key_len; 617 618 DBG_8192C("r871x_set_encryption, wep_key_idx =%d, len =%d\n", wep_key_idx, wep_key_len); 619 620 if ((wep_key_idx >= WEP_KEYS) || (wep_key_len <= 0)) 621 { 622 ret = -EINVAL; 623 goto exit; 624 } 625 626 if (wep_key_len > 0) 627 { 628 wep_key_len = wep_key_len <= 5 ? 5 : 13; 629 } 630 631 if (psecuritypriv->bWepDefaultKeyIdxSet == 0) 632 { 633 /* wep default key has not been set, so use this key index as default key. */ 634 635 psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_Auto; 636 psecuritypriv->ndisencryptstatus = Ndis802_11Encryption1Enabled; 637 psecuritypriv->dot11PrivacyAlgrthm = _WEP40_; 638 psecuritypriv->dot118021XGrpPrivacy = _WEP40_; 639 640 if (wep_key_len == 13) 641 { 642 psecuritypriv->dot11PrivacyAlgrthm = _WEP104_; 643 psecuritypriv->dot118021XGrpPrivacy = _WEP104_; 644 } 645 646 psecuritypriv->dot11PrivacyKeyIndex = wep_key_idx; 647 } 648 649 memcpy(&(psecuritypriv->dot11DefKey[wep_key_idx].skey[0]), param->u.crypt.key, wep_key_len); 650 651 psecuritypriv->dot11DefKeylen[wep_key_idx] = wep_key_len; 652 653 rtw_ap_set_wep_key(padapter, param->u.crypt.key, wep_key_len, wep_key_idx, 1); 654 655 goto exit; 656 657 } 658 659 660 if (!psta && check_fwstate(pmlmepriv, WIFI_AP_STATE)) /* group key */ 661 { 662 if (param->u.crypt.set_tx == 0) /* group key */ 663 { 664 if (strcmp(param->u.crypt.alg, "WEP") == 0) 665 { 666 DBG_8192C("%s, set group_key, WEP\n", __func__); 667 668 memcpy(psecuritypriv->dot118021XGrpKey[param->u.crypt.idx].skey, param->u.crypt.key, (param->u.crypt.key_len > 16 ? 16 : param->u.crypt.key_len)); 669 670 psecuritypriv->dot118021XGrpPrivacy = _WEP40_; 671 if (param->u.crypt.key_len == 13) 672 { 673 psecuritypriv->dot118021XGrpPrivacy = _WEP104_; 674 } 675 676 } 677 else if (strcmp(param->u.crypt.alg, "TKIP") == 0) 678 { 679 DBG_8192C("%s, set group_key, TKIP\n", __func__); 680 681 psecuritypriv->dot118021XGrpPrivacy = _TKIP_; 682 683 memcpy(psecuritypriv->dot118021XGrpKey[param->u.crypt.idx].skey, param->u.crypt.key, (param->u.crypt.key_len > 16 ? 16 : param->u.crypt.key_len)); 684 685 /* DEBUG_ERR("set key length :param->u.crypt.key_len =%d\n", param->u.crypt.key_len); */ 686 /* set mic key */ 687 memcpy(psecuritypriv->dot118021XGrptxmickey[param->u.crypt.idx].skey, &(param->u.crypt.key[16]), 8); 688 memcpy(psecuritypriv->dot118021XGrprxmickey[param->u.crypt.idx].skey, &(param->u.crypt.key[24]), 8); 689 690 psecuritypriv->busetkipkey = true; 691 692 } 693 else if (strcmp(param->u.crypt.alg, "CCMP") == 0) 694 { 695 DBG_8192C("%s, set group_key, CCMP\n", __func__); 696 697 psecuritypriv->dot118021XGrpPrivacy = _AES_; 698 699 memcpy(psecuritypriv->dot118021XGrpKey[param->u.crypt.idx].skey, param->u.crypt.key, (param->u.crypt.key_len > 16 ? 16 : param->u.crypt.key_len)); 700 } 701 else 702 { 703 DBG_8192C("%s, set group_key, none\n", __func__); 704 705 psecuritypriv->dot118021XGrpPrivacy = _NO_PRIVACY_; 706 } 707 708 psecuritypriv->dot118021XGrpKeyid = param->u.crypt.idx; 709 710 psecuritypriv->binstallGrpkey = true; 711 712 psecuritypriv->dot11PrivacyAlgrthm = psecuritypriv->dot118021XGrpPrivacy;/* */ 713 714 rtw_ap_set_group_key(padapter, param->u.crypt.key, psecuritypriv->dot118021XGrpPrivacy, param->u.crypt.idx); 715 716 pbcmc_sta = rtw_get_bcmc_stainfo(padapter); 717 if (pbcmc_sta) 718 { 719 pbcmc_sta->ieee8021x_blocked = false; 720 pbcmc_sta->dot118021XPrivacy = psecuritypriv->dot118021XGrpPrivacy;/* rx will use bmc_sta's dot118021XPrivacy */ 721 } 722 723 } 724 725 goto exit; 726 727 } 728 729 if (psecuritypriv->dot11AuthAlgrthm == dot11AuthAlgrthm_8021X && psta) /* psk/802_1x */ 730 { 731 if (check_fwstate(pmlmepriv, WIFI_AP_STATE)) 732 { 733 if (param->u.crypt.set_tx == 1) /* pairwise key */ 734 { 735 memcpy(psta->dot118021x_UncstKey.skey, param->u.crypt.key, (param->u.crypt.key_len > 16 ? 16 : param->u.crypt.key_len)); 736 737 if (strcmp(param->u.crypt.alg, "WEP") == 0) 738 { 739 DBG_8192C("%s, set pairwise key, WEP\n", __func__); 740 741 psta->dot118021XPrivacy = _WEP40_; 742 if (param->u.crypt.key_len == 13) 743 { 744 psta->dot118021XPrivacy = _WEP104_; 745 } 746 } 747 else if (strcmp(param->u.crypt.alg, "TKIP") == 0) 748 { 749 DBG_8192C("%s, set pairwise key, TKIP\n", __func__); 750 751 psta->dot118021XPrivacy = _TKIP_; 752 753 /* DEBUG_ERR("set key length :param->u.crypt.key_len =%d\n", param->u.crypt.key_len); */ 754 /* set mic key */ 755 memcpy(psta->dot11tkiptxmickey.skey, &(param->u.crypt.key[16]), 8); 756 memcpy(psta->dot11tkiprxmickey.skey, &(param->u.crypt.key[24]), 8); 757 758 psecuritypriv->busetkipkey = true; 759 760 } 761 else if (strcmp(param->u.crypt.alg, "CCMP") == 0) 762 { 763 764 DBG_8192C("%s, set pairwise key, CCMP\n", __func__); 765 766 psta->dot118021XPrivacy = _AES_; 767 } 768 else 769 { 770 DBG_8192C("%s, set pairwise key, none\n", __func__); 771 772 psta->dot118021XPrivacy = _NO_PRIVACY_; 773 } 774 775 rtw_ap_set_pairwise_key(padapter, psta); 776 777 psta->ieee8021x_blocked = false; 778 779 psta->bpairwise_key_installed = true; 780 781 } 782 else/* group key??? */ 783 { 784 if (strcmp(param->u.crypt.alg, "WEP") == 0) 785 { 786 memcpy(psecuritypriv->dot118021XGrpKey[param->u.crypt.idx].skey, param->u.crypt.key, (param->u.crypt.key_len > 16 ? 16 : param->u.crypt.key_len)); 787 788 psecuritypriv->dot118021XGrpPrivacy = _WEP40_; 789 if (param->u.crypt.key_len == 13) 790 { 791 psecuritypriv->dot118021XGrpPrivacy = _WEP104_; 792 } 793 } 794 else if (strcmp(param->u.crypt.alg, "TKIP") == 0) 795 { 796 psecuritypriv->dot118021XGrpPrivacy = _TKIP_; 797 798 memcpy(psecuritypriv->dot118021XGrpKey[param->u.crypt.idx].skey, param->u.crypt.key, (param->u.crypt.key_len > 16 ? 16 : param->u.crypt.key_len)); 799 800 /* DEBUG_ERR("set key length :param->u.crypt.key_len =%d\n", param->u.crypt.key_len); */ 801 /* set mic key */ 802 memcpy(psecuritypriv->dot118021XGrptxmickey[param->u.crypt.idx].skey, &(param->u.crypt.key[16]), 8); 803 memcpy(psecuritypriv->dot118021XGrprxmickey[param->u.crypt.idx].skey, &(param->u.crypt.key[24]), 8); 804 805 psecuritypriv->busetkipkey = true; 806 807 } 808 else if (strcmp(param->u.crypt.alg, "CCMP") == 0) 809 { 810 psecuritypriv->dot118021XGrpPrivacy = _AES_; 811 812 memcpy(psecuritypriv->dot118021XGrpKey[param->u.crypt.idx].skey, param->u.crypt.key, (param->u.crypt.key_len > 16 ? 16 : param->u.crypt.key_len)); 813 } 814 else 815 { 816 psecuritypriv->dot118021XGrpPrivacy = _NO_PRIVACY_; 817 } 818 819 psecuritypriv->dot118021XGrpKeyid = param->u.crypt.idx; 820 821 psecuritypriv->binstallGrpkey = true; 822 823 psecuritypriv->dot11PrivacyAlgrthm = psecuritypriv->dot118021XGrpPrivacy;/* */ 824 825 rtw_ap_set_group_key(padapter, param->u.crypt.key, psecuritypriv->dot118021XGrpPrivacy, param->u.crypt.idx); 826 827 pbcmc_sta = rtw_get_bcmc_stainfo(padapter); 828 if (pbcmc_sta) 829 { 830 pbcmc_sta->ieee8021x_blocked = false; 831 pbcmc_sta->dot118021XPrivacy = psecuritypriv->dot118021XGrpPrivacy;/* rx will use bmc_sta's dot118021XPrivacy */ 832 } 833 834 } 835 836 } 837 838 } 839 840 exit: 841 842 return ret; 843 844 } 845 846 static int rtw_cfg80211_set_encryption(struct net_device *dev, struct ieee_param *param, u32 param_len) 847 { 848 int ret = 0; 849 u32 wep_key_idx, wep_key_len; 850 struct adapter *padapter = rtw_netdev_priv(dev); 851 struct mlme_priv *pmlmepriv = &padapter->mlmepriv; 852 struct security_priv *psecuritypriv = &padapter->securitypriv; 853 854 DBG_8192C("%s\n", __func__); 855 856 param->u.crypt.err = 0; 857 param->u.crypt.alg[IEEE_CRYPT_ALG_NAME_LEN - 1] = '\0'; 858 859 if (param_len < (u32) ((u8 *) param->u.crypt.key - (u8 *) param) + param->u.crypt.key_len) 860 { 861 ret = -EINVAL; 862 goto exit; 863 } 864 865 if (param->sta_addr[0] == 0xff && param->sta_addr[1] == 0xff && 866 param->sta_addr[2] == 0xff && param->sta_addr[3] == 0xff && 867 param->sta_addr[4] == 0xff && param->sta_addr[5] == 0xff) 868 { 869 if (param->u.crypt.idx >= WEP_KEYS 870 || param->u.crypt.idx >= BIP_MAX_KEYID 871 ) 872 { 873 ret = -EINVAL; 874 goto exit; 875 } 876 } else { 877 { 878 ret = -EINVAL; 879 goto exit; 880 } 881 } 882 883 if (strcmp(param->u.crypt.alg, "WEP") == 0) 884 { 885 RT_TRACE(_module_rtl871x_ioctl_os_c, _drv_err_, ("wpa_set_encryption, crypt.alg = WEP\n")); 886 DBG_8192C("wpa_set_encryption, crypt.alg = WEP\n"); 887 888 wep_key_idx = param->u.crypt.idx; 889 wep_key_len = param->u.crypt.key_len; 890 891 if ((wep_key_idx >= WEP_KEYS) || (wep_key_len <= 0)) 892 { 893 ret = -EINVAL; 894 goto exit; 895 } 896 897 if (psecuritypriv->bWepDefaultKeyIdxSet == 0) 898 { 899 /* wep default key has not been set, so use this key index as default key. */ 900 901 wep_key_len = wep_key_len <= 5 ? 5 : 13; 902 903 psecuritypriv->ndisencryptstatus = Ndis802_11Encryption1Enabled; 904 psecuritypriv->dot11PrivacyAlgrthm = _WEP40_; 905 psecuritypriv->dot118021XGrpPrivacy = _WEP40_; 906 907 if (wep_key_len == 13) 908 { 909 psecuritypriv->dot11PrivacyAlgrthm = _WEP104_; 910 psecuritypriv->dot118021XGrpPrivacy = _WEP104_; 911 } 912 913 psecuritypriv->dot11PrivacyKeyIndex = wep_key_idx; 914 } 915 916 memcpy(&(psecuritypriv->dot11DefKey[wep_key_idx].skey[0]), param->u.crypt.key, wep_key_len); 917 918 psecuritypriv->dot11DefKeylen[wep_key_idx] = wep_key_len; 919 920 rtw_set_key(padapter, psecuritypriv, wep_key_idx, 0, true); 921 922 goto exit; 923 } 924 925 if (padapter->securitypriv.dot11AuthAlgrthm == dot11AuthAlgrthm_8021X) /* 802_1x */ 926 { 927 struct sta_info *psta, *pbcmc_sta; 928 struct sta_priv *pstapriv = &padapter->stapriv; 929 930 /* DBG_8192C("%s, : dot11AuthAlgrthm == dot11AuthAlgrthm_8021X\n", __func__); */ 931 932 if (check_fwstate(pmlmepriv, WIFI_STATION_STATE | WIFI_MP_STATE) == true) /* sta mode */ 933 { 934 psta = rtw_get_stainfo(pstapriv, get_bssid(pmlmepriv)); 935 if (psta == NULL) { 936 /* DEBUG_ERR(("Set wpa_set_encryption: Obtain Sta_info fail\n")); */ 937 DBG_8192C("%s, : Obtain Sta_info fail\n", __func__); 938 } 939 else 940 { 941 /* Jeff: don't disable ieee8021x_blocked while clearing key */ 942 if (strcmp(param->u.crypt.alg, "none") != 0) 943 psta->ieee8021x_blocked = false; 944 945 946 if ((padapter->securitypriv.ndisencryptstatus == Ndis802_11Encryption2Enabled) || 947 (padapter->securitypriv.ndisencryptstatus == Ndis802_11Encryption3Enabled)) 948 { 949 psta->dot118021XPrivacy = padapter->securitypriv.dot11PrivacyAlgrthm; 950 } 951 952 if (param->u.crypt.set_tx == 1)/* pairwise key */ 953 { 954 955 DBG_8192C("%s, : param->u.crypt.set_tx == 1\n", __func__); 956 957 memcpy(psta->dot118021x_UncstKey.skey, param->u.crypt.key, (param->u.crypt.key_len > 16 ? 16 : param->u.crypt.key_len)); 958 959 if (strcmp(param->u.crypt.alg, "TKIP") == 0)/* set mic key */ 960 { 961 /* DEBUG_ERR(("\nset key length :param->u.crypt.key_len =%d\n", param->u.crypt.key_len)); */ 962 memcpy(psta->dot11tkiptxmickey.skey, &(param->u.crypt.key[16]), 8); 963 memcpy(psta->dot11tkiprxmickey.skey, &(param->u.crypt.key[24]), 8); 964 965 padapter->securitypriv.busetkipkey = false; 966 /* _set_timer(&padapter->securitypriv.tkip_timer, 50); */ 967 } 968 969 /* DEBUG_ERR((" param->u.crypt.key_len =%d\n", param->u.crypt.key_len)); */ 970 DBG_871X(" ~~~~set sta key:unicastkey\n"); 971 972 rtw_setstakey_cmd(padapter, psta, true, true); 973 } 974 else/* group key */ 975 { 976 if (strcmp(param->u.crypt.alg, "TKIP") == 0 || strcmp(param->u.crypt.alg, "CCMP") == 0) 977 { 978 memcpy(padapter->securitypriv.dot118021XGrpKey[param->u.crypt.idx].skey, param->u.crypt.key, (param->u.crypt.key_len > 16 ? 16 : param->u.crypt.key_len)); 979 memcpy(padapter->securitypriv.dot118021XGrptxmickey[param->u.crypt.idx].skey, &(param->u.crypt.key[16]), 8); 980 memcpy(padapter->securitypriv.dot118021XGrprxmickey[param->u.crypt.idx].skey, &(param->u.crypt.key[24]), 8); 981 padapter->securitypriv.binstallGrpkey = true; 982 /* DEBUG_ERR((" param->u.crypt.key_len =%d\n", param->u.crypt.key_len)); */ 983 DBG_871X(" ~~~~set sta key:groupkey\n"); 984 985 padapter->securitypriv.dot118021XGrpKeyid = param->u.crypt.idx; 986 rtw_set_key(padapter, &padapter->securitypriv, param->u.crypt.idx, 1, true); 987 } 988 else if (strcmp(param->u.crypt.alg, "BIP") == 0) 989 { 990 /* DBG_871X("BIP key_len =%d , index =%d @@@@@@@@@@@@@@@@@@\n", param->u.crypt.key_len, param->u.crypt.idx); */ 991 /* save the IGTK key, length 16 bytes */ 992 memcpy(padapter->securitypriv.dot11wBIPKey[param->u.crypt.idx].skey, param->u.crypt.key, (param->u.crypt.key_len > 16 ? 16 : param->u.crypt.key_len)); 993 /*DBG_871X("IGTK key below:\n"); 994 for (no = 0;no<16;no++) 995 printk(" %02x ", padapter->securitypriv.dot11wBIPKey[param->u.crypt.idx].skey[no]); 996 DBG_871X("\n");*/ 997 padapter->securitypriv.dot11wBIPKeyid = param->u.crypt.idx; 998 padapter->securitypriv.binstallBIPkey = true; 999 DBG_871X(" ~~~~set sta key:IGKT\n"); 1000 } 1001 } 1002 } 1003 1004 pbcmc_sta = rtw_get_bcmc_stainfo(padapter); 1005 if (pbcmc_sta == NULL) 1006 { 1007 /* DEBUG_ERR(("Set OID_802_11_ADD_KEY: bcmc stainfo is null\n")); */ 1008 } 1009 else 1010 { 1011 /* Jeff: don't disable ieee8021x_blocked while clearing key */ 1012 if (strcmp(param->u.crypt.alg, "none") != 0) 1013 pbcmc_sta->ieee8021x_blocked = false; 1014 1015 if ((padapter->securitypriv.ndisencryptstatus == Ndis802_11Encryption2Enabled) || 1016 (padapter->securitypriv.ndisencryptstatus == Ndis802_11Encryption3Enabled)) 1017 { 1018 pbcmc_sta->dot118021XPrivacy = padapter->securitypriv.dot11PrivacyAlgrthm; 1019 } 1020 } 1021 } 1022 else if (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE)) /* adhoc mode */ 1023 { 1024 } 1025 } 1026 1027 exit: 1028 1029 DBG_8192C("%s, ret =%d\n", __func__, ret); 1030 1031 return ret; 1032 } 1033 1034 static int cfg80211_rtw_add_key(struct wiphy *wiphy, struct net_device *ndev, 1035 u8 key_index, bool pairwise, const u8 *mac_addr, 1036 struct key_params *params) 1037 { 1038 char *alg_name; 1039 u32 param_len; 1040 struct ieee_param *param = NULL; 1041 int ret = 0; 1042 struct adapter *padapter = rtw_netdev_priv(ndev); 1043 struct mlme_priv *pmlmepriv = &padapter->mlmepriv; 1044 1045 DBG_871X(FUNC_NDEV_FMT" adding key for %pM\n", FUNC_NDEV_ARG(ndev), mac_addr); 1046 DBG_871X("cipher = 0x%x\n", params->cipher); 1047 DBG_871X("key_len = 0x%x\n", params->key_len); 1048 DBG_871X("seq_len = 0x%x\n", params->seq_len); 1049 DBG_871X("key_index =%d\n", key_index); 1050 DBG_871X("pairwise =%d\n", pairwise); 1051 1052 param_len = sizeof(struct ieee_param) + params->key_len; 1053 param = rtw_malloc(param_len); 1054 if (param == NULL) 1055 return -1; 1056 1057 memset(param, 0, param_len); 1058 1059 param->cmd = IEEE_CMD_SET_ENCRYPTION; 1060 memset(param->sta_addr, 0xff, ETH_ALEN); 1061 1062 switch (params->cipher) { 1063 case IW_AUTH_CIPHER_NONE: 1064 /* todo: remove key */ 1065 /* remove = 1; */ 1066 alg_name = "none"; 1067 break; 1068 case WLAN_CIPHER_SUITE_WEP40: 1069 case WLAN_CIPHER_SUITE_WEP104: 1070 alg_name = "WEP"; 1071 break; 1072 case WLAN_CIPHER_SUITE_TKIP: 1073 alg_name = "TKIP"; 1074 break; 1075 case WLAN_CIPHER_SUITE_CCMP: 1076 alg_name = "CCMP"; 1077 break; 1078 case WLAN_CIPHER_SUITE_AES_CMAC: 1079 alg_name = "BIP"; 1080 break; 1081 default: 1082 ret = -ENOTSUPP; 1083 goto addkey_end; 1084 } 1085 1086 strncpy((char *)param->u.crypt.alg, alg_name, IEEE_CRYPT_ALG_NAME_LEN); 1087 1088 1089 if (!mac_addr || is_broadcast_ether_addr(mac_addr)) 1090 { 1091 param->u.crypt.set_tx = 0; /* for wpa/wpa2 group key */ 1092 } else { 1093 param->u.crypt.set_tx = 1; /* for wpa/wpa2 pairwise key */ 1094 } 1095 1096 param->u.crypt.idx = key_index; 1097 1098 if (params->seq_len && params->seq) 1099 { 1100 memcpy(param->u.crypt.seq, (u8 *)params->seq, params->seq_len); 1101 } 1102 1103 if (params->key_len && params->key) 1104 { 1105 param->u.crypt.key_len = params->key_len; 1106 memcpy(param->u.crypt.key, (u8 *)params->key, params->key_len); 1107 } 1108 1109 if (check_fwstate(pmlmepriv, WIFI_STATION_STATE) == true) 1110 { 1111 ret = rtw_cfg80211_set_encryption(ndev, param, param_len); 1112 } 1113 else if (check_fwstate(pmlmepriv, WIFI_AP_STATE) == true) 1114 { 1115 if (mac_addr) 1116 memcpy(param->sta_addr, (void *)mac_addr, ETH_ALEN); 1117 1118 ret = rtw_cfg80211_ap_set_encryption(ndev, param, param_len); 1119 } 1120 else if (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE) == true 1121 || check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) == true) 1122 { 1123 /* DBG_8192C("@@@@@@@@@@ fw_state = 0x%x, iftype =%d\n", pmlmepriv->fw_state, rtw_wdev->iftype); */ 1124 ret = rtw_cfg80211_set_encryption(ndev, param, param_len); 1125 } 1126 else 1127 { 1128 DBG_8192C("error!\n"); 1129 1130 } 1131 1132 addkey_end: 1133 kfree(param); 1134 1135 return ret; 1136 1137 } 1138 1139 static int cfg80211_rtw_get_key(struct wiphy *wiphy, struct net_device *ndev, 1140 u8 key_index, bool pairwise, const u8 *mac_addr, 1141 void *cookie, 1142 void (*callback)(void *cookie, 1143 struct key_params*)) 1144 { 1145 DBG_871X(FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(ndev)); 1146 return 0; 1147 } 1148 1149 static int cfg80211_rtw_del_key(struct wiphy *wiphy, struct net_device *ndev, 1150 u8 key_index, bool pairwise, const u8 *mac_addr) 1151 { 1152 struct adapter *padapter = rtw_netdev_priv(ndev); 1153 struct security_priv *psecuritypriv = &padapter->securitypriv; 1154 1155 DBG_871X(FUNC_NDEV_FMT" key_index =%d\n", FUNC_NDEV_ARG(ndev), key_index); 1156 1157 if (key_index == psecuritypriv->dot11PrivacyKeyIndex) 1158 { 1159 /* clear the flag of wep default key set. */ 1160 psecuritypriv->bWepDefaultKeyIdxSet = 0; 1161 } 1162 1163 return 0; 1164 } 1165 1166 static int cfg80211_rtw_set_default_key(struct wiphy *wiphy, 1167 struct net_device *ndev, u8 key_index 1168 , bool unicast, bool multicast 1169 ) 1170 { 1171 struct adapter *padapter = rtw_netdev_priv(ndev); 1172 struct security_priv *psecuritypriv = &padapter->securitypriv; 1173 1174 DBG_871X(FUNC_NDEV_FMT" key_index =%d, unicast =%d, multicast =%d\n", 1175 FUNC_NDEV_ARG(ndev), key_index, unicast, multicast); 1176 1177 if ((key_index < WEP_KEYS) && ((psecuritypriv->dot11PrivacyAlgrthm == _WEP40_) || (psecuritypriv->dot11PrivacyAlgrthm == _WEP104_))) /* set wep default key */ 1178 { 1179 psecuritypriv->ndisencryptstatus = Ndis802_11Encryption1Enabled; 1180 1181 psecuritypriv->dot11PrivacyKeyIndex = key_index; 1182 1183 psecuritypriv->dot11PrivacyAlgrthm = _WEP40_; 1184 psecuritypriv->dot118021XGrpPrivacy = _WEP40_; 1185 if (psecuritypriv->dot11DefKeylen[key_index] == 13) 1186 { 1187 psecuritypriv->dot11PrivacyAlgrthm = _WEP104_; 1188 psecuritypriv->dot118021XGrpPrivacy = _WEP104_; 1189 } 1190 1191 psecuritypriv->bWepDefaultKeyIdxSet = 1; /* set the flag to represent that wep default key has been set */ 1192 } 1193 1194 return 0; 1195 1196 } 1197 1198 static int cfg80211_rtw_get_station(struct wiphy *wiphy, 1199 struct net_device *ndev, 1200 const u8 *mac, 1201 struct station_info *sinfo) 1202 { 1203 int ret = 0; 1204 struct adapter *padapter = rtw_netdev_priv(ndev); 1205 struct mlme_priv *pmlmepriv = &padapter->mlmepriv; 1206 struct sta_info *psta = NULL; 1207 struct sta_priv *pstapriv = &padapter->stapriv; 1208 1209 sinfo->filled = 0; 1210 1211 if (!mac) { 1212 DBG_871X(FUNC_NDEV_FMT" mac ==%p\n", FUNC_NDEV_ARG(ndev), mac); 1213 ret = -ENOENT; 1214 goto exit; 1215 } 1216 1217 psta = rtw_get_stainfo(pstapriv, (u8 *)mac); 1218 if (psta == NULL) { 1219 DBG_8192C("%s, sta_info is null\n", __func__); 1220 ret = -ENOENT; 1221 goto exit; 1222 } 1223 1224 #ifdef DEBUG_CFG80211 1225 DBG_871X(FUNC_NDEV_FMT" mac =%pM\n", FUNC_NDEV_ARG(ndev), MAC_ARG(mac)); 1226 #endif 1227 1228 /* for infra./P2PClient mode */ 1229 if (check_fwstate(pmlmepriv, WIFI_STATION_STATE) 1230 && check_fwstate(pmlmepriv, _FW_LINKED) 1231 ) 1232 { 1233 struct wlan_network *cur_network = &(pmlmepriv->cur_network); 1234 1235 if (memcmp((u8 *)mac, cur_network->network.MacAddress, ETH_ALEN)) { 1236 DBG_871X("%s, mismatch bssid =%pM\n", __func__, MAC_ARG(cur_network->network.MacAddress)); 1237 ret = -ENOENT; 1238 goto exit; 1239 } 1240 1241 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_SIGNAL); 1242 sinfo->signal = translate_percentage_to_dbm(padapter->recvpriv.signal_strength); 1243 1244 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_TX_BITRATE); 1245 sinfo->txrate.legacy = rtw_get_cur_max_rate(padapter); 1246 1247 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_RX_PACKETS); 1248 sinfo->rx_packets = sta_rx_data_pkts(psta); 1249 1250 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_TX_PACKETS); 1251 sinfo->tx_packets = psta->sta_stats.tx_pkts; 1252 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_TX_FAILED); 1253 } 1254 1255 /* for Ad-Hoc/AP mode */ 1256 if ((check_fwstate(pmlmepriv, WIFI_ADHOC_STATE) 1257 || check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) 1258 || check_fwstate(pmlmepriv, WIFI_AP_STATE)) 1259 && check_fwstate(pmlmepriv, _FW_LINKED) 1260 ) 1261 { 1262 /* TODO: should acquire station info... */ 1263 } 1264 1265 exit: 1266 return ret; 1267 } 1268 1269 extern int netdev_open(struct net_device *pnetdev); 1270 1271 static int cfg80211_rtw_change_iface(struct wiphy *wiphy, 1272 struct net_device *ndev, 1273 enum nl80211_iftype type, 1274 struct vif_params *params) 1275 { 1276 enum nl80211_iftype old_type; 1277 enum NDIS_802_11_NETWORK_INFRASTRUCTURE networkType; 1278 struct adapter *padapter = rtw_netdev_priv(ndev); 1279 struct wireless_dev *rtw_wdev = padapter->rtw_wdev; 1280 struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv); 1281 int ret = 0; 1282 1283 DBG_871X(FUNC_NDEV_FMT" type =%d\n", FUNC_NDEV_ARG(ndev), type); 1284 1285 if (adapter_to_dvobj(padapter)->processing_dev_remove == true) 1286 { 1287 ret = -EPERM; 1288 goto exit; 1289 } 1290 1291 { 1292 DBG_871X(FUNC_NDEV_FMT" call netdev_open\n", FUNC_NDEV_ARG(ndev)); 1293 if (netdev_open(ndev) != 0) { 1294 DBG_871X(FUNC_NDEV_FMT" call netdev_open fail\n", FUNC_NDEV_ARG(ndev)); 1295 ret = -EPERM; 1296 goto exit; 1297 } 1298 } 1299 1300 if (_FAIL == rtw_pwr_wakeup(padapter)) { 1301 DBG_871X(FUNC_NDEV_FMT" call rtw_pwr_wakeup fail\n", FUNC_NDEV_ARG(ndev)); 1302 ret = -EPERM; 1303 goto exit; 1304 } 1305 1306 old_type = rtw_wdev->iftype; 1307 DBG_871X(FUNC_NDEV_FMT" old_iftype =%d, new_iftype =%d\n", 1308 FUNC_NDEV_ARG(ndev), old_type, type); 1309 1310 if (old_type != type) 1311 { 1312 pmlmeext->action_public_rxseq = 0xffff; 1313 pmlmeext->action_public_dialog_token = 0xff; 1314 } 1315 1316 switch (type) { 1317 case NL80211_IFTYPE_ADHOC: 1318 networkType = Ndis802_11IBSS; 1319 break; 1320 case NL80211_IFTYPE_STATION: 1321 networkType = Ndis802_11Infrastructure; 1322 break; 1323 case NL80211_IFTYPE_AP: 1324 networkType = Ndis802_11APMode; 1325 break; 1326 default: 1327 ret = -EOPNOTSUPP; 1328 goto exit; 1329 } 1330 1331 rtw_wdev->iftype = type; 1332 1333 if (rtw_set_802_11_infrastructure_mode(padapter, networkType) == false) 1334 { 1335 rtw_wdev->iftype = old_type; 1336 ret = -EPERM; 1337 goto exit; 1338 } 1339 1340 rtw_setopmode_cmd(padapter, networkType, true); 1341 1342 exit: 1343 1344 DBG_871X(FUNC_NDEV_FMT" ret:%d\n", FUNC_NDEV_ARG(ndev), ret); 1345 return ret; 1346 } 1347 1348 void rtw_cfg80211_indicate_scan_done(struct adapter *adapter, bool aborted) 1349 { 1350 struct rtw_wdev_priv *pwdev_priv = adapter_wdev_data(adapter); 1351 struct cfg80211_scan_info info = { 1352 .aborted = aborted 1353 }; 1354 1355 spin_lock_bh(&pwdev_priv->scan_req_lock); 1356 if (pwdev_priv->scan_request) { 1357 #ifdef DEBUG_CFG80211 1358 DBG_871X("%s with scan req\n", __func__); 1359 #endif 1360 1361 /* avoid WARN_ON(request != wiphy_to_dev(request->wiphy)->scan_req); */ 1362 if (pwdev_priv->scan_request->wiphy != pwdev_priv->rtw_wdev->wiphy) 1363 { 1364 DBG_8192C("error wiphy compare\n"); 1365 } 1366 else 1367 { 1368 cfg80211_scan_done(pwdev_priv->scan_request, &info); 1369 } 1370 1371 pwdev_priv->scan_request = NULL; 1372 } else { 1373 #ifdef DEBUG_CFG80211 1374 DBG_871X("%s without scan req\n", __func__); 1375 #endif 1376 } 1377 spin_unlock_bh(&pwdev_priv->scan_req_lock); 1378 } 1379 1380 void rtw_cfg80211_unlink_bss(struct adapter *padapter, struct wlan_network *pnetwork) 1381 { 1382 struct wireless_dev *pwdev = padapter->rtw_wdev; 1383 struct wiphy *wiphy = pwdev->wiphy; 1384 struct cfg80211_bss *bss = NULL; 1385 struct wlan_bssid_ex *select_network = &pnetwork->network; 1386 1387 bss = cfg80211_get_bss(wiphy, NULL/*notify_channel*/, 1388 select_network->MacAddress, select_network->Ssid.Ssid, 1389 select_network->Ssid.SsidLength, 0/*WLAN_CAPABILITY_ESS*/, 1390 0/*WLAN_CAPABILITY_ESS*/); 1391 1392 if (bss) { 1393 cfg80211_unlink_bss(wiphy, bss); 1394 DBG_8192C("%s(): cfg80211_unlink %s!! () ", __func__, 1395 select_network->Ssid.Ssid); 1396 cfg80211_put_bss(padapter->rtw_wdev->wiphy, bss); 1397 } 1398 } 1399 1400 void rtw_cfg80211_surveydone_event_callback(struct adapter *padapter) 1401 { 1402 struct list_head *plist, *phead; 1403 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv); 1404 struct __queue *queue = &(pmlmepriv->scanned_queue); 1405 struct wlan_network *pnetwork = NULL; 1406 1407 #ifdef DEBUG_CFG80211 1408 DBG_8192C("%s\n", __func__); 1409 #endif 1410 1411 spin_lock_bh(&(pmlmepriv->scanned_queue.lock)); 1412 1413 phead = get_list_head(queue); 1414 plist = get_next(phead); 1415 1416 while (1) 1417 { 1418 if (phead == plist) 1419 break; 1420 1421 pnetwork = container_of(plist, struct wlan_network, list); 1422 1423 /* report network only if the current channel set contains the channel to which this network belongs */ 1424 if (rtw_ch_set_search_ch(padapter->mlmeextpriv.channel_set, pnetwork->network.Configuration.DSConfig) >= 0 1425 && rtw_mlme_band_check(padapter, pnetwork->network.Configuration.DSConfig) == true 1426 && true == rtw_validate_ssid(&(pnetwork->network.Ssid)) 1427 ) 1428 { 1429 /* ev =translate_scan(padapter, a, pnetwork, ev, stop); */ 1430 rtw_cfg80211_inform_bss(padapter, pnetwork); 1431 } 1432 1433 plist = get_next(plist); 1434 1435 } 1436 1437 spin_unlock_bh(&(pmlmepriv->scanned_queue.lock)); 1438 } 1439 1440 static int rtw_cfg80211_set_probe_req_wpsp2pie(struct adapter *padapter, char *buf, int len) 1441 { 1442 int ret = 0; 1443 uint wps_ielen = 0; 1444 u8 *wps_ie; 1445 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv); 1446 1447 #ifdef DEBUG_CFG80211 1448 DBG_8192C("%s, ielen =%d\n", __func__, len); 1449 #endif 1450 1451 if (len > 0) 1452 { 1453 if ((wps_ie = rtw_get_wps_ie(buf, len, NULL, &wps_ielen))) 1454 { 1455 #ifdef DEBUG_CFG80211 1456 DBG_8192C("probe_req_wps_ielen =%d\n", wps_ielen); 1457 #endif 1458 1459 if (pmlmepriv->wps_probe_req_ie) 1460 { 1461 pmlmepriv->wps_probe_req_ie_len = 0; 1462 kfree(pmlmepriv->wps_probe_req_ie); 1463 pmlmepriv->wps_probe_req_ie = NULL; 1464 } 1465 1466 pmlmepriv->wps_probe_req_ie = rtw_malloc(wps_ielen); 1467 if (pmlmepriv->wps_probe_req_ie == NULL) { 1468 DBG_8192C("%s()-%d: rtw_malloc() ERROR!\n", __func__, __LINE__); 1469 return -EINVAL; 1470 1471 } 1472 memcpy(pmlmepriv->wps_probe_req_ie, wps_ie, wps_ielen); 1473 pmlmepriv->wps_probe_req_ie_len = wps_ielen; 1474 } 1475 } 1476 1477 return ret; 1478 1479 } 1480 1481 static int cfg80211_rtw_scan(struct wiphy *wiphy 1482 , struct cfg80211_scan_request *request) 1483 { 1484 struct net_device *ndev = wdev_to_ndev(request->wdev); 1485 int i; 1486 u8 _status = false; 1487 int ret = 0; 1488 struct ndis_802_11_ssid *ssid = NULL; 1489 struct rtw_ieee80211_channel ch[RTW_CHANNEL_SCAN_AMOUNT]; 1490 u8 survey_times = 3; 1491 u8 survey_times_for_one_ch = 6; 1492 struct cfg80211_ssid *ssids = request->ssids; 1493 int j = 0; 1494 bool need_indicate_scan_done = false; 1495 1496 struct adapter *padapter; 1497 struct rtw_wdev_priv *pwdev_priv; 1498 struct mlme_priv *pmlmepriv; 1499 1500 if (ndev == NULL) { 1501 ret = -EINVAL; 1502 goto exit; 1503 } 1504 1505 padapter = rtw_netdev_priv(ndev); 1506 pwdev_priv = adapter_wdev_data(padapter); 1507 pmlmepriv = &padapter->mlmepriv; 1508 1509 /* ifdef DEBUG_CFG80211 */ 1510 DBG_871X(FUNC_ADPT_FMT"\n", FUNC_ADPT_ARG(padapter)); 1511 /* endif */ 1512 1513 spin_lock_bh(&pwdev_priv->scan_req_lock); 1514 pwdev_priv->scan_request = request; 1515 spin_unlock_bh(&pwdev_priv->scan_req_lock); 1516 1517 if (check_fwstate(pmlmepriv, WIFI_AP_STATE) == true) 1518 { 1519 #ifdef DEBUG_CFG80211 1520 DBG_871X("%s under WIFI_AP_STATE\n", __func__); 1521 #endif 1522 1523 if (check_fwstate(pmlmepriv, WIFI_UNDER_WPS|_FW_UNDER_SURVEY|_FW_UNDER_LINKING) == true) 1524 { 1525 DBG_8192C("%s, fwstate = 0x%x\n", __func__, pmlmepriv->fw_state); 1526 1527 if (check_fwstate(pmlmepriv, WIFI_UNDER_WPS)) 1528 { 1529 DBG_8192C("AP mode process WPS\n"); 1530 } 1531 1532 need_indicate_scan_done = true; 1533 goto check_need_indicate_scan_done; 1534 } 1535 } 1536 1537 rtw_ps_deny(padapter, PS_DENY_SCAN); 1538 if (_FAIL == rtw_pwr_wakeup(padapter)) { 1539 need_indicate_scan_done = true; 1540 goto check_need_indicate_scan_done; 1541 } 1542 1543 if (request->ie && request->ie_len > 0) 1544 { 1545 rtw_cfg80211_set_probe_req_wpsp2pie(padapter, (u8 *)request->ie, request->ie_len); 1546 } 1547 1548 if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY) == true) { 1549 DBG_8192C("%s, fwstate = 0x%x\n", __func__, pmlmepriv->fw_state); 1550 need_indicate_scan_done = true; 1551 goto check_need_indicate_scan_done; 1552 } else if (check_fwstate(pmlmepriv, _FW_UNDER_LINKING) == true) { 1553 DBG_8192C("%s, fwstate = 0x%x\n", __func__, pmlmepriv->fw_state); 1554 ret = -EBUSY; 1555 goto check_need_indicate_scan_done; 1556 } 1557 1558 if (pmlmepriv->LinkDetectInfo.bBusyTraffic == true) 1559 { 1560 static unsigned long lastscantime = 0; 1561 unsigned long passtime; 1562 1563 passtime = jiffies_to_msecs(jiffies - lastscantime); 1564 lastscantime = jiffies; 1565 if (passtime > 12000) 1566 { 1567 DBG_871X("%s: bBusyTraffic == true\n", __func__); 1568 need_indicate_scan_done = true; 1569 goto check_need_indicate_scan_done; 1570 } 1571 } 1572 1573 if (rtw_is_scan_deny(padapter)) { 1574 DBG_871X(FUNC_ADPT_FMT ": scan deny\n", FUNC_ADPT_ARG(padapter)); 1575 need_indicate_scan_done = true; 1576 goto check_need_indicate_scan_done; 1577 } 1578 1579 ssid = kzalloc(RTW_SSID_SCAN_AMOUNT * sizeof(struct ndis_802_11_ssid), 1580 GFP_KERNEL); 1581 if (!ssid) { 1582 ret = -ENOMEM; 1583 goto check_need_indicate_scan_done; 1584 } 1585 1586 /* parsing request ssids, n_ssids */ 1587 for (i = 0; i < request->n_ssids && i < RTW_SSID_SCAN_AMOUNT; i++) { 1588 #ifdef DEBUG_CFG80211 1589 DBG_8192C("ssid =%s, len =%d\n", ssids[i].ssid, ssids[i].ssid_len); 1590 #endif 1591 memcpy(ssid[i].Ssid, ssids[i].ssid, ssids[i].ssid_len); 1592 ssid[i].SsidLength = ssids[i].ssid_len; 1593 } 1594 1595 /* parsing channels, n_channels */ 1596 memset(ch, 0, sizeof(struct rtw_ieee80211_channel)*RTW_CHANNEL_SCAN_AMOUNT); 1597 for (i = 0; i < request->n_channels && i < RTW_CHANNEL_SCAN_AMOUNT; i++) { 1598 #ifdef DEBUG_CFG80211 1599 DBG_871X(FUNC_ADPT_FMT CHAN_FMT"\n", FUNC_ADPT_ARG(padapter), CHAN_ARG(request->channels[i])); 1600 #endif 1601 ch[i].hw_value = request->channels[i]->hw_value; 1602 ch[i].flags = request->channels[i]->flags; 1603 } 1604 1605 spin_lock_bh(&pmlmepriv->lock); 1606 if (request->n_channels == 1) { 1607 for (i = 1; i < survey_times_for_one_ch; i++) 1608 memcpy(&ch[i], &ch[0], sizeof(struct rtw_ieee80211_channel)); 1609 _status = rtw_sitesurvey_cmd(padapter, ssid, RTW_SSID_SCAN_AMOUNT, ch, survey_times_for_one_ch); 1610 } else if (request->n_channels <= 4) { 1611 for (j = request->n_channels - 1; j >= 0; j--) 1612 for (i = 0; i < survey_times; i++) 1613 { 1614 memcpy(&ch[j*survey_times+i], &ch[j], sizeof(struct rtw_ieee80211_channel)); 1615 } 1616 _status = rtw_sitesurvey_cmd(padapter, ssid, RTW_SSID_SCAN_AMOUNT, ch, survey_times * request->n_channels); 1617 } else { 1618 _status = rtw_sitesurvey_cmd(padapter, ssid, RTW_SSID_SCAN_AMOUNT, NULL, 0); 1619 } 1620 spin_unlock_bh(&pmlmepriv->lock); 1621 1622 1623 if (_status == false) 1624 { 1625 ret = -1; 1626 } 1627 1628 check_need_indicate_scan_done: 1629 kfree(ssid); 1630 if (need_indicate_scan_done) 1631 { 1632 rtw_cfg80211_surveydone_event_callback(padapter); 1633 rtw_cfg80211_indicate_scan_done(padapter, false); 1634 } 1635 1636 rtw_ps_deny_cancel(padapter, PS_DENY_SCAN); 1637 1638 exit: 1639 return ret; 1640 1641 } 1642 1643 static int cfg80211_rtw_set_wiphy_params(struct wiphy *wiphy, u32 changed) 1644 { 1645 DBG_8192C("%s\n", __func__); 1646 return 0; 1647 } 1648 1649 1650 1651 static int rtw_cfg80211_set_wpa_version(struct security_priv *psecuritypriv, u32 wpa_version) 1652 { 1653 DBG_8192C("%s, wpa_version =%d\n", __func__, wpa_version); 1654 1655 if (!wpa_version) { 1656 psecuritypriv->ndisauthtype = Ndis802_11AuthModeOpen; 1657 return 0; 1658 } 1659 1660 1661 if (wpa_version & (NL80211_WPA_VERSION_1 | NL80211_WPA_VERSION_2)) 1662 { 1663 psecuritypriv->ndisauthtype = Ndis802_11AuthModeWPAPSK; 1664 } 1665 1666 return 0; 1667 1668 } 1669 1670 static int rtw_cfg80211_set_auth_type(struct security_priv *psecuritypriv, 1671 enum nl80211_auth_type sme_auth_type) 1672 { 1673 DBG_8192C("%s, nl80211_auth_type =%d\n", __func__, sme_auth_type); 1674 1675 1676 switch (sme_auth_type) { 1677 case NL80211_AUTHTYPE_AUTOMATIC: 1678 1679 psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_Auto; 1680 1681 break; 1682 case NL80211_AUTHTYPE_OPEN_SYSTEM: 1683 1684 psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_Open; 1685 1686 if (psecuritypriv->ndisauthtype > Ndis802_11AuthModeWPA) 1687 psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_8021X; 1688 1689 break; 1690 case NL80211_AUTHTYPE_SHARED_KEY: 1691 1692 psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_Shared; 1693 1694 psecuritypriv->ndisencryptstatus = Ndis802_11Encryption1Enabled; 1695 1696 1697 break; 1698 default: 1699 psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_Open; 1700 /* return -ENOTSUPP; */ 1701 } 1702 1703 return 0; 1704 1705 } 1706 1707 static int rtw_cfg80211_set_cipher(struct security_priv *psecuritypriv, u32 cipher, bool ucast) 1708 { 1709 u32 ndisencryptstatus = Ndis802_11EncryptionDisabled; 1710 1711 u32 *profile_cipher = ucast ? &psecuritypriv->dot11PrivacyAlgrthm : 1712 &psecuritypriv->dot118021XGrpPrivacy; 1713 1714 DBG_8192C("%s, ucast =%d, cipher = 0x%x\n", __func__, ucast, cipher); 1715 1716 1717 if (!cipher) { 1718 *profile_cipher = _NO_PRIVACY_; 1719 psecuritypriv->ndisencryptstatus = ndisencryptstatus; 1720 return 0; 1721 } 1722 1723 switch (cipher) { 1724 case IW_AUTH_CIPHER_NONE: 1725 *profile_cipher = _NO_PRIVACY_; 1726 ndisencryptstatus = Ndis802_11EncryptionDisabled; 1727 break; 1728 case WLAN_CIPHER_SUITE_WEP40: 1729 *profile_cipher = _WEP40_; 1730 ndisencryptstatus = Ndis802_11Encryption1Enabled; 1731 break; 1732 case WLAN_CIPHER_SUITE_WEP104: 1733 *profile_cipher = _WEP104_; 1734 ndisencryptstatus = Ndis802_11Encryption1Enabled; 1735 break; 1736 case WLAN_CIPHER_SUITE_TKIP: 1737 *profile_cipher = _TKIP_; 1738 ndisencryptstatus = Ndis802_11Encryption2Enabled; 1739 break; 1740 case WLAN_CIPHER_SUITE_CCMP: 1741 *profile_cipher = _AES_; 1742 ndisencryptstatus = Ndis802_11Encryption3Enabled; 1743 break; 1744 default: 1745 DBG_8192C("Unsupported cipher: 0x%x\n", cipher); 1746 return -ENOTSUPP; 1747 } 1748 1749 if (ucast) { 1750 psecuritypriv->ndisencryptstatus = ndisencryptstatus; 1751 1752 /* if (psecuritypriv->dot11PrivacyAlgrthm >= _AES_) */ 1753 /* psecuritypriv->ndisauthtype = Ndis802_11AuthModeWPA2PSK; */ 1754 } 1755 1756 return 0; 1757 } 1758 1759 static int rtw_cfg80211_set_key_mgt(struct security_priv *psecuritypriv, u32 key_mgt) 1760 { 1761 DBG_8192C("%s, key_mgt = 0x%x\n", __func__, key_mgt); 1762 1763 if (key_mgt == WLAN_AKM_SUITE_8021X) 1764 /* auth_type = UMAC_AUTH_TYPE_8021X; */ 1765 psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_8021X; 1766 else if (key_mgt == WLAN_AKM_SUITE_PSK) { 1767 psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_8021X; 1768 } 1769 else { 1770 DBG_8192C("Invalid key mgt: 0x%x\n", key_mgt); 1771 /* return -EINVAL; */ 1772 } 1773 1774 return 0; 1775 } 1776 1777 static int rtw_cfg80211_set_wpa_ie(struct adapter *padapter, u8 *pie, size_t ielen) 1778 { 1779 u8 *buf = NULL; 1780 int group_cipher = 0, pairwise_cipher = 0; 1781 int ret = 0; 1782 int wpa_ielen = 0; 1783 int wpa2_ielen = 0; 1784 u8 *pwpa, *pwpa2; 1785 u8 null_addr[] = {0, 0, 0, 0, 0, 0}; 1786 1787 if (pie == NULL || !ielen) { 1788 /* Treat this as normal case, but need to clear WIFI_UNDER_WPS */ 1789 _clr_fwstate_(&padapter->mlmepriv, WIFI_UNDER_WPS); 1790 goto exit; 1791 } 1792 1793 if (ielen > MAX_WPA_IE_LEN+MAX_WPS_IE_LEN+MAX_P2P_IE_LEN) { 1794 ret = -EINVAL; 1795 goto exit; 1796 } 1797 1798 buf = rtw_zmalloc(ielen); 1799 if (buf == NULL) { 1800 ret = -ENOMEM; 1801 goto exit; 1802 } 1803 1804 memcpy(buf, pie, ielen); 1805 1806 /* dump */ 1807 { 1808 int i; 1809 DBG_8192C("set wpa_ie(length:%zu):\n", ielen); 1810 for (i = 0; i < ielen; i = i + 8) 1811 DBG_8192C("0x%.2x 0x%.2x 0x%.2x 0x%.2x 0x%.2x 0x%.2x 0x%.2x 0x%.2x\n", buf[i], buf[i+1], buf[i+2], buf[i+3], buf[i+4], buf[i+5], buf[i+6], buf[i+7]); 1812 } 1813 1814 if (ielen < RSN_HEADER_LEN) { 1815 RT_TRACE(_module_rtl871x_ioctl_os_c, _drv_err_, ("Ie len too short %d\n", ielen)); 1816 ret = -1; 1817 goto exit; 1818 } 1819 1820 pwpa = rtw_get_wpa_ie(buf, &wpa_ielen, ielen); 1821 if (pwpa && wpa_ielen > 0) { 1822 if (rtw_parse_wpa_ie(pwpa, wpa_ielen+2, &group_cipher, &pairwise_cipher, NULL) == _SUCCESS) { 1823 padapter->securitypriv.dot11AuthAlgrthm = dot11AuthAlgrthm_8021X; 1824 padapter->securitypriv.ndisauthtype = Ndis802_11AuthModeWPAPSK; 1825 memcpy(padapter->securitypriv.supplicant_ie, &pwpa[0], wpa_ielen+2); 1826 1827 DBG_8192C("got wpa_ie, wpa_ielen:%u\n", wpa_ielen); 1828 } 1829 } 1830 1831 pwpa2 = rtw_get_wpa2_ie(buf, &wpa2_ielen, ielen); 1832 if (pwpa2 && wpa2_ielen > 0) { 1833 if (rtw_parse_wpa2_ie(pwpa2, wpa2_ielen+2, &group_cipher, &pairwise_cipher, NULL) == _SUCCESS) { 1834 padapter->securitypriv.dot11AuthAlgrthm = dot11AuthAlgrthm_8021X; 1835 padapter->securitypriv.ndisauthtype = Ndis802_11AuthModeWPA2PSK; 1836 memcpy(padapter->securitypriv.supplicant_ie, &pwpa2[0], wpa2_ielen+2); 1837 1838 DBG_8192C("got wpa2_ie, wpa2_ielen:%u\n", wpa2_ielen); 1839 } 1840 } 1841 1842 if (group_cipher == 0) 1843 group_cipher = WPA_CIPHER_NONE; 1844 1845 if (pairwise_cipher == 0) 1846 pairwise_cipher = WPA_CIPHER_NONE; 1847 1848 switch (group_cipher) 1849 { 1850 case WPA_CIPHER_NONE: 1851 padapter->securitypriv.dot118021XGrpPrivacy = _NO_PRIVACY_; 1852 padapter->securitypriv.ndisencryptstatus = Ndis802_11EncryptionDisabled; 1853 break; 1854 case WPA_CIPHER_WEP40: 1855 padapter->securitypriv.dot118021XGrpPrivacy = _WEP40_; 1856 padapter->securitypriv.ndisencryptstatus = Ndis802_11Encryption1Enabled; 1857 break; 1858 case WPA_CIPHER_TKIP: 1859 padapter->securitypriv.dot118021XGrpPrivacy = _TKIP_; 1860 padapter->securitypriv.ndisencryptstatus = Ndis802_11Encryption2Enabled; 1861 break; 1862 case WPA_CIPHER_CCMP: 1863 padapter->securitypriv.dot118021XGrpPrivacy = _AES_; 1864 padapter->securitypriv.ndisencryptstatus = Ndis802_11Encryption3Enabled; 1865 break; 1866 case WPA_CIPHER_WEP104: 1867 padapter->securitypriv.dot118021XGrpPrivacy = _WEP104_; 1868 padapter->securitypriv.ndisencryptstatus = Ndis802_11Encryption1Enabled; 1869 break; 1870 } 1871 1872 switch (pairwise_cipher) 1873 { 1874 case WPA_CIPHER_NONE: 1875 padapter->securitypriv.dot11PrivacyAlgrthm = _NO_PRIVACY_; 1876 padapter->securitypriv.ndisencryptstatus = Ndis802_11EncryptionDisabled; 1877 break; 1878 case WPA_CIPHER_WEP40: 1879 padapter->securitypriv.dot11PrivacyAlgrthm = _WEP40_; 1880 padapter->securitypriv.ndisencryptstatus = Ndis802_11Encryption1Enabled; 1881 break; 1882 case WPA_CIPHER_TKIP: 1883 padapter->securitypriv.dot11PrivacyAlgrthm = _TKIP_; 1884 padapter->securitypriv.ndisencryptstatus = Ndis802_11Encryption2Enabled; 1885 break; 1886 case WPA_CIPHER_CCMP: 1887 padapter->securitypriv.dot11PrivacyAlgrthm = _AES_; 1888 padapter->securitypriv.ndisencryptstatus = Ndis802_11Encryption3Enabled; 1889 break; 1890 case WPA_CIPHER_WEP104: 1891 padapter->securitypriv.dot11PrivacyAlgrthm = _WEP104_; 1892 padapter->securitypriv.ndisencryptstatus = Ndis802_11Encryption1Enabled; 1893 break; 1894 } 1895 1896 {/* handle wps_ie */ 1897 uint wps_ielen; 1898 u8 *wps_ie; 1899 1900 wps_ie = rtw_get_wps_ie(buf, ielen, NULL, &wps_ielen); 1901 if (wps_ie && wps_ielen > 0) { 1902 DBG_8192C("got wps_ie, wps_ielen:%u\n", wps_ielen); 1903 padapter->securitypriv.wps_ie_len = wps_ielen < MAX_WPS_IE_LEN ? wps_ielen : MAX_WPS_IE_LEN; 1904 memcpy(padapter->securitypriv.wps_ie, wps_ie, padapter->securitypriv.wps_ie_len); 1905 set_fwstate(&padapter->mlmepriv, WIFI_UNDER_WPS); 1906 } else { 1907 _clr_fwstate_(&padapter->mlmepriv, WIFI_UNDER_WPS); 1908 } 1909 } 1910 1911 /* TKIP and AES disallow multicast packets until installing group key */ 1912 if (padapter->securitypriv.dot11PrivacyAlgrthm == _TKIP_ 1913 || padapter->securitypriv.dot11PrivacyAlgrthm == _TKIP_WTMIC_ 1914 || padapter->securitypriv.dot11PrivacyAlgrthm == _AES_) 1915 /* WPS open need to enable multicast */ 1916 /* check_fwstate(&padapter->mlmepriv, WIFI_UNDER_WPS) == true) */ 1917 rtw_hal_set_hwreg(padapter, HW_VAR_OFF_RCR_AM, null_addr); 1918 1919 RT_TRACE(_module_rtl871x_ioctl_os_c, _drv_info_, 1920 ("rtw_set_wpa_ie: pairwise_cipher = 0x%08x padapter->securitypriv.ndisencryptstatus =%d padapter->securitypriv.ndisauthtype =%d\n", 1921 pairwise_cipher, padapter->securitypriv.ndisencryptstatus, padapter->securitypriv.ndisauthtype)); 1922 1923 exit: 1924 kfree(buf); 1925 if (ret) 1926 _clr_fwstate_(&padapter->mlmepriv, WIFI_UNDER_WPS); 1927 return ret; 1928 } 1929 1930 static int cfg80211_rtw_join_ibss(struct wiphy *wiphy, struct net_device *ndev, 1931 struct cfg80211_ibss_params *params) 1932 { 1933 struct adapter *padapter = rtw_netdev_priv(ndev); 1934 struct ndis_802_11_ssid ndis_ssid; 1935 struct security_priv *psecuritypriv = &padapter->securitypriv; 1936 struct mlme_priv *pmlmepriv = &padapter->mlmepriv; 1937 int ret = 0; 1938 1939 if (_FAIL == rtw_pwr_wakeup(padapter)) { 1940 ret = -EPERM; 1941 goto exit; 1942 } 1943 1944 if (check_fwstate(pmlmepriv, WIFI_AP_STATE)) { 1945 ret = -EPERM; 1946 goto exit; 1947 } 1948 1949 if (!params->ssid || !params->ssid_len) { 1950 ret = -EINVAL; 1951 goto exit; 1952 } 1953 1954 if (params->ssid_len > IW_ESSID_MAX_SIZE) { 1955 1956 ret = -E2BIG; 1957 goto exit; 1958 } 1959 1960 memset(&ndis_ssid, 0, sizeof(struct ndis_802_11_ssid)); 1961 ndis_ssid.SsidLength = params->ssid_len; 1962 memcpy(ndis_ssid.Ssid, (u8 *)params->ssid, params->ssid_len); 1963 1964 /* DBG_8192C("ssid =%s, len =%zu\n", ndis_ssid.Ssid, params->ssid_len); */ 1965 1966 psecuritypriv->ndisencryptstatus = Ndis802_11EncryptionDisabled; 1967 psecuritypriv->dot11PrivacyAlgrthm = _NO_PRIVACY_; 1968 psecuritypriv->dot118021XGrpPrivacy = _NO_PRIVACY_; 1969 psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_Open; /* open system */ 1970 psecuritypriv->ndisauthtype = Ndis802_11AuthModeOpen; 1971 1972 ret = rtw_cfg80211_set_auth_type(psecuritypriv, NL80211_AUTHTYPE_OPEN_SYSTEM); 1973 rtw_set_802_11_authentication_mode(padapter, psecuritypriv->ndisauthtype); 1974 1975 if (rtw_set_802_11_ssid(padapter, &ndis_ssid) == false) { 1976 ret = -1; 1977 goto exit; 1978 } 1979 1980 exit: 1981 return ret; 1982 } 1983 1984 static int cfg80211_rtw_leave_ibss(struct wiphy *wiphy, struct net_device *ndev) 1985 { 1986 struct adapter *padapter = rtw_netdev_priv(ndev); 1987 struct wireless_dev *rtw_wdev = padapter->rtw_wdev; 1988 enum nl80211_iftype old_type; 1989 int ret = 0; 1990 1991 DBG_871X(FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(ndev)); 1992 1993 old_type = rtw_wdev->iftype; 1994 1995 rtw_set_to_roam(padapter, 0); 1996 1997 if (check_fwstate(&padapter->mlmepriv, _FW_LINKED)) { 1998 rtw_scan_abort(padapter); 1999 LeaveAllPowerSaveMode(padapter); 2000 2001 rtw_wdev->iftype = NL80211_IFTYPE_STATION; 2002 2003 if (rtw_set_802_11_infrastructure_mode(padapter, Ndis802_11Infrastructure) == false) 2004 { 2005 rtw_wdev->iftype = old_type; 2006 ret = -EPERM; 2007 goto leave_ibss; 2008 } 2009 rtw_setopmode_cmd(padapter, Ndis802_11Infrastructure, true); 2010 } 2011 2012 leave_ibss: 2013 return ret; 2014 } 2015 2016 static int cfg80211_rtw_connect(struct wiphy *wiphy, struct net_device *ndev, 2017 struct cfg80211_connect_params *sme) 2018 { 2019 int ret = 0; 2020 enum NDIS_802_11_AUTHENTICATION_MODE authmode; 2021 struct ndis_802_11_ssid ndis_ssid; 2022 struct adapter *padapter = rtw_netdev_priv(ndev); 2023 struct mlme_priv *pmlmepriv = &padapter->mlmepriv; 2024 struct security_priv *psecuritypriv = &padapter->securitypriv; 2025 2026 padapter->mlmepriv.not_indic_disco = true; 2027 2028 DBG_871X("=>"FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(ndev)); 2029 DBG_871X("privacy =%d, key =%p, key_len =%d, key_idx =%d\n", 2030 sme->privacy, sme->key, sme->key_len, sme->key_idx); 2031 2032 2033 if (adapter_wdev_data(padapter)->block == true) { 2034 ret = -EBUSY; 2035 DBG_871X("%s wdev_priv.block is set\n", __func__); 2036 goto exit; 2037 } 2038 2039 rtw_ps_deny(padapter, PS_DENY_JOIN); 2040 if (_FAIL == rtw_pwr_wakeup(padapter)) { 2041 ret = -EPERM; 2042 goto exit; 2043 } 2044 2045 if (check_fwstate(pmlmepriv, WIFI_AP_STATE)) { 2046 ret = -EPERM; 2047 goto exit; 2048 } 2049 2050 if (!sme->ssid || !sme->ssid_len) { 2051 ret = -EINVAL; 2052 goto exit; 2053 } 2054 2055 if (sme->ssid_len > IW_ESSID_MAX_SIZE) { 2056 2057 ret = -E2BIG; 2058 goto exit; 2059 } 2060 2061 memset(&ndis_ssid, 0, sizeof(struct ndis_802_11_ssid)); 2062 ndis_ssid.SsidLength = sme->ssid_len; 2063 memcpy(ndis_ssid.Ssid, (u8 *)sme->ssid, sme->ssid_len); 2064 2065 DBG_8192C("ssid =%s, len =%zu\n", ndis_ssid.Ssid, sme->ssid_len); 2066 2067 2068 if (sme->bssid) 2069 DBG_8192C("bssid =%pM\n", MAC_ARG(sme->bssid)); 2070 2071 2072 if (check_fwstate(pmlmepriv, _FW_UNDER_LINKING) == true) { 2073 ret = -EBUSY; 2074 DBG_8192C("%s, fw_state = 0x%x, goto exit\n", __func__, pmlmepriv->fw_state); 2075 goto exit; 2076 } 2077 if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY) == true) { 2078 rtw_scan_abort(padapter); 2079 } 2080 2081 psecuritypriv->ndisencryptstatus = Ndis802_11EncryptionDisabled; 2082 psecuritypriv->dot11PrivacyAlgrthm = _NO_PRIVACY_; 2083 psecuritypriv->dot118021XGrpPrivacy = _NO_PRIVACY_; 2084 psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_Open; /* open system */ 2085 psecuritypriv->ndisauthtype = Ndis802_11AuthModeOpen; 2086 2087 ret = rtw_cfg80211_set_wpa_version(psecuritypriv, sme->crypto.wpa_versions); 2088 if (ret < 0) 2089 goto exit; 2090 2091 ret = rtw_cfg80211_set_auth_type(psecuritypriv, sme->auth_type); 2092 2093 if (ret < 0) 2094 goto exit; 2095 2096 DBG_8192C("%s, ie_len =%zu\n", __func__, sme->ie_len); 2097 2098 ret = rtw_cfg80211_set_wpa_ie(padapter, (u8 *)sme->ie, sme->ie_len); 2099 if (ret < 0) 2100 goto exit; 2101 2102 if (sme->crypto.n_ciphers_pairwise) { 2103 ret = rtw_cfg80211_set_cipher(psecuritypriv, sme->crypto.ciphers_pairwise[0], true); 2104 if (ret < 0) 2105 goto exit; 2106 } 2107 2108 /* For WEP Shared auth */ 2109 if ((psecuritypriv->dot11AuthAlgrthm == dot11AuthAlgrthm_Shared || 2110 psecuritypriv->dot11AuthAlgrthm == dot11AuthAlgrthm_Auto) && sme->key) { 2111 u32 wep_key_idx, wep_key_len, wep_total_len; 2112 struct ndis_802_11_wep *pwep = NULL; 2113 DBG_871X("%s(): Shared/Auto WEP\n", __func__); 2114 2115 wep_key_idx = sme->key_idx; 2116 wep_key_len = sme->key_len; 2117 2118 if (sme->key_idx > WEP_KEYS) { 2119 ret = -EINVAL; 2120 goto exit; 2121 } 2122 2123 if (wep_key_len > 0) { 2124 wep_key_len = wep_key_len <= 5 ? 5 : 13; 2125 wep_total_len = wep_key_len + FIELD_OFFSET(struct ndis_802_11_wep, KeyMaterial); 2126 pwep = rtw_malloc(wep_total_len); 2127 if (pwep == NULL) { 2128 DBG_871X(" wpa_set_encryption: pwep allocate fail !!!\n"); 2129 ret = -ENOMEM; 2130 goto exit; 2131 } 2132 2133 memset(pwep, 0, wep_total_len); 2134 2135 pwep->KeyLength = wep_key_len; 2136 pwep->Length = wep_total_len; 2137 2138 if (wep_key_len == 13) { 2139 padapter->securitypriv.dot11PrivacyAlgrthm = _WEP104_; 2140 padapter->securitypriv.dot118021XGrpPrivacy = _WEP104_; 2141 } 2142 } else { 2143 ret = -EINVAL; 2144 goto exit; 2145 } 2146 2147 pwep->KeyIndex = wep_key_idx; 2148 pwep->KeyIndex |= 0x80000000; 2149 2150 memcpy(pwep->KeyMaterial, (void *)sme->key, pwep->KeyLength); 2151 2152 if (rtw_set_802_11_add_wep(padapter, pwep) == (u8)_FAIL) 2153 ret = -EOPNOTSUPP; 2154 2155 kfree(pwep); 2156 2157 if (ret < 0) 2158 goto exit; 2159 } 2160 2161 ret = rtw_cfg80211_set_cipher(psecuritypriv, sme->crypto.cipher_group, false); 2162 if (ret < 0) 2163 return ret; 2164 2165 if (sme->crypto.n_akm_suites) { 2166 ret = rtw_cfg80211_set_key_mgt(psecuritypriv, sme->crypto.akm_suites[0]); 2167 if (ret < 0) 2168 goto exit; 2169 } 2170 2171 authmode = psecuritypriv->ndisauthtype; 2172 rtw_set_802_11_authentication_mode(padapter, authmode); 2173 2174 /* rtw_set_802_11_encryption_mode(padapter, padapter->securitypriv.ndisencryptstatus); */ 2175 2176 if (rtw_set_802_11_connect(padapter, (u8 *)sme->bssid, &ndis_ssid) == false) { 2177 ret = -1; 2178 goto exit; 2179 } 2180 2181 DBG_8192C("set ssid:dot11AuthAlgrthm =%d, dot11PrivacyAlgrthm =%d, dot118021XGrpPrivacy =%d\n", psecuritypriv->dot11AuthAlgrthm, psecuritypriv->dot11PrivacyAlgrthm, psecuritypriv->dot118021XGrpPrivacy); 2182 2183 exit: 2184 2185 rtw_ps_deny_cancel(padapter, PS_DENY_JOIN); 2186 2187 DBG_8192C("<=%s, ret %d\n", __func__, ret); 2188 2189 padapter->mlmepriv.not_indic_disco = false; 2190 2191 return ret; 2192 } 2193 2194 static int cfg80211_rtw_disconnect(struct wiphy *wiphy, struct net_device *ndev, 2195 u16 reason_code) 2196 { 2197 struct adapter *padapter = rtw_netdev_priv(ndev); 2198 2199 DBG_871X(FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(ndev)); 2200 2201 rtw_set_to_roam(padapter, 0); 2202 2203 rtw_scan_abort(padapter); 2204 LeaveAllPowerSaveMode(padapter); 2205 rtw_disassoc_cmd(padapter, 500, false); 2206 2207 DBG_871X("%s...call rtw_indicate_disconnect\n", __func__); 2208 2209 rtw_indicate_disconnect(padapter); 2210 2211 rtw_free_assoc_resources(padapter, 1); 2212 rtw_pwr_wakeup(padapter); 2213 2214 DBG_871X(FUNC_NDEV_FMT" return 0\n", FUNC_NDEV_ARG(ndev)); 2215 return 0; 2216 } 2217 2218 static int cfg80211_rtw_set_txpower(struct wiphy *wiphy, 2219 struct wireless_dev *wdev, 2220 enum nl80211_tx_power_setting type, int mbm) 2221 { 2222 DBG_8192C("%s\n", __func__); 2223 return 0; 2224 } 2225 2226 static int cfg80211_rtw_get_txpower(struct wiphy *wiphy, 2227 struct wireless_dev *wdev, 2228 int *dbm) 2229 { 2230 DBG_8192C("%s\n", __func__); 2231 2232 *dbm = (12); 2233 2234 return 0; 2235 } 2236 2237 inline bool rtw_cfg80211_pwr_mgmt(struct adapter *adapter) 2238 { 2239 struct rtw_wdev_priv *rtw_wdev_priv = adapter_wdev_data(adapter); 2240 return rtw_wdev_priv->power_mgmt; 2241 } 2242 2243 static int cfg80211_rtw_set_power_mgmt(struct wiphy *wiphy, 2244 struct net_device *ndev, 2245 bool enabled, int timeout) 2246 { 2247 struct adapter *padapter = rtw_netdev_priv(ndev); 2248 struct rtw_wdev_priv *rtw_wdev_priv = adapter_wdev_data(padapter); 2249 2250 DBG_871X(FUNC_NDEV_FMT" enabled:%u, timeout:%d\n", FUNC_NDEV_ARG(ndev), 2251 enabled, timeout); 2252 2253 rtw_wdev_priv->power_mgmt = enabled; 2254 2255 if (!enabled) 2256 LPS_Leave(padapter, "CFG80211_PWRMGMT"); 2257 2258 return 0; 2259 } 2260 2261 static int cfg80211_rtw_set_pmksa(struct wiphy *wiphy, 2262 struct net_device *ndev, 2263 struct cfg80211_pmksa *pmksa) 2264 { 2265 u8 index, blInserted = false; 2266 struct adapter *padapter = rtw_netdev_priv(ndev); 2267 struct security_priv *psecuritypriv = &padapter->securitypriv; 2268 u8 strZeroMacAddress[ETH_ALEN] = { 0x00 }; 2269 2270 DBG_871X(FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(ndev)); 2271 2272 if (!memcmp((u8 *)pmksa->bssid, strZeroMacAddress, ETH_ALEN)) 2273 return -EINVAL; 2274 2275 blInserted = false; 2276 2277 /* overwrite PMKID */ 2278 for (index = 0 ; index < NUM_PMKID_CACHE; index++) { 2279 if (!memcmp(psecuritypriv->PMKIDList[index].Bssid, (u8 *)pmksa->bssid, ETH_ALEN)) { 2280 /* BSSID is matched, the same AP => rewrite with new PMKID. */ 2281 DBG_871X(FUNC_NDEV_FMT" BSSID exists in the PMKList.\n", FUNC_NDEV_ARG(ndev)); 2282 2283 memcpy(psecuritypriv->PMKIDList[index].PMKID, (u8 *)pmksa->pmkid, WLAN_PMKID_LEN); 2284 psecuritypriv->PMKIDList[index].bUsed = true; 2285 psecuritypriv->PMKIDIndex = index+1; 2286 blInserted = true; 2287 break; 2288 } 2289 } 2290 2291 if (!blInserted) { 2292 /* Find a new entry */ 2293 DBG_871X(FUNC_NDEV_FMT" Use the new entry index = %d for this PMKID.\n", 2294 FUNC_NDEV_ARG(ndev), psecuritypriv->PMKIDIndex); 2295 2296 memcpy(psecuritypriv->PMKIDList[psecuritypriv->PMKIDIndex].Bssid, (u8 *)pmksa->bssid, ETH_ALEN); 2297 memcpy(psecuritypriv->PMKIDList[psecuritypriv->PMKIDIndex].PMKID, (u8 *)pmksa->pmkid, WLAN_PMKID_LEN); 2298 2299 psecuritypriv->PMKIDList[psecuritypriv->PMKIDIndex].bUsed = true; 2300 psecuritypriv->PMKIDIndex++; 2301 if (psecuritypriv->PMKIDIndex == 16) 2302 psecuritypriv->PMKIDIndex = 0; 2303 } 2304 2305 return 0; 2306 } 2307 2308 static int cfg80211_rtw_del_pmksa(struct wiphy *wiphy, 2309 struct net_device *ndev, 2310 struct cfg80211_pmksa *pmksa) 2311 { 2312 u8 index, bMatched = false; 2313 struct adapter *padapter = rtw_netdev_priv(ndev); 2314 struct security_priv *psecuritypriv = &padapter->securitypriv; 2315 2316 DBG_871X(FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(ndev)); 2317 2318 for (index = 0 ; index < NUM_PMKID_CACHE; index++) { 2319 if (!memcmp(psecuritypriv->PMKIDList[index].Bssid, (u8 *)pmksa->bssid, ETH_ALEN)) { 2320 /* 2321 * BSSID is matched, the same AP => Remove this PMKID information 2322 * and reset it. 2323 */ 2324 eth_zero_addr(psecuritypriv->PMKIDList[index].Bssid); 2325 memset(psecuritypriv->PMKIDList[index].PMKID, 0x00, WLAN_PMKID_LEN); 2326 psecuritypriv->PMKIDList[index].bUsed = false; 2327 bMatched = true; 2328 break; 2329 } 2330 } 2331 2332 if (false == bMatched) { 2333 DBG_871X(FUNC_NDEV_FMT" do not have matched BSSID\n" 2334 , FUNC_NDEV_ARG(ndev)); 2335 return -EINVAL; 2336 } 2337 2338 return 0; 2339 } 2340 2341 static int cfg80211_rtw_flush_pmksa(struct wiphy *wiphy, 2342 struct net_device *ndev) 2343 { 2344 struct adapter *padapter = rtw_netdev_priv(ndev); 2345 struct security_priv *psecuritypriv = &padapter->securitypriv; 2346 2347 DBG_871X(FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(ndev)); 2348 2349 memset(&psecuritypriv->PMKIDList[0], 0x00, sizeof(RT_PMKID_LIST) * NUM_PMKID_CACHE); 2350 psecuritypriv->PMKIDIndex = 0; 2351 2352 return 0; 2353 } 2354 2355 void rtw_cfg80211_indicate_sta_assoc(struct adapter *padapter, u8 *pmgmt_frame, uint frame_len) 2356 { 2357 struct net_device *ndev = padapter->pnetdev; 2358 2359 DBG_871X(FUNC_ADPT_FMT"\n", FUNC_ADPT_ARG(padapter)); 2360 2361 { 2362 struct station_info sinfo; 2363 u8 ie_offset; 2364 if (GetFrameSubType(pmgmt_frame) == WIFI_ASSOCREQ) 2365 ie_offset = _ASOCREQ_IE_OFFSET_; 2366 else /* WIFI_REASSOCREQ */ 2367 ie_offset = _REASOCREQ_IE_OFFSET_; 2368 2369 sinfo.filled = 0; 2370 sinfo.assoc_req_ies = pmgmt_frame + WLAN_HDR_A3_LEN + ie_offset; 2371 sinfo.assoc_req_ies_len = frame_len - WLAN_HDR_A3_LEN - ie_offset; 2372 cfg80211_new_sta(ndev, GetAddr2Ptr(pmgmt_frame), &sinfo, GFP_ATOMIC); 2373 } 2374 } 2375 2376 void rtw_cfg80211_indicate_sta_disassoc(struct adapter *padapter, unsigned char *da, unsigned short reason) 2377 { 2378 struct net_device *ndev = padapter->pnetdev; 2379 2380 DBG_871X(FUNC_ADPT_FMT"\n", FUNC_ADPT_ARG(padapter)); 2381 2382 cfg80211_del_sta(ndev, da, GFP_ATOMIC); 2383 } 2384 2385 2386 2387 static netdev_tx_t rtw_cfg80211_monitor_if_xmit_entry(struct sk_buff *skb, struct net_device *ndev) 2388 { 2389 int rtap_len; 2390 int qos_len = 0; 2391 int dot11_hdr_len = 24; 2392 int snap_len = 6; 2393 unsigned char *pdata; 2394 u16 frame_control; 2395 unsigned char src_mac_addr[6]; 2396 unsigned char dst_mac_addr[6]; 2397 struct ieee80211_hdr *dot11_hdr; 2398 struct ieee80211_radiotap_header *rtap_hdr; 2399 struct adapter *padapter = rtw_netdev_priv(ndev); 2400 2401 DBG_871X(FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(ndev)); 2402 2403 if (!skb) 2404 goto fail; 2405 2406 rtw_mstat_update(MSTAT_TYPE_SKB, MSTAT_ALLOC_SUCCESS, skb->truesize); 2407 2408 if (unlikely(skb->len < sizeof(struct ieee80211_radiotap_header))) 2409 goto fail; 2410 2411 rtap_hdr = (struct ieee80211_radiotap_header *)skb->data; 2412 if (unlikely(rtap_hdr->it_version)) 2413 goto fail; 2414 2415 rtap_len = ieee80211_get_radiotap_len(skb->data); 2416 if (unlikely(skb->len < rtap_len)) 2417 goto fail; 2418 2419 if (rtap_len != 14) { 2420 DBG_8192C("radiotap len (should be 14): %d\n", rtap_len); 2421 goto fail; 2422 } 2423 2424 /* Skip the ratio tap header */ 2425 skb_pull(skb, rtap_len); 2426 2427 dot11_hdr = (struct ieee80211_hdr *)skb->data; 2428 frame_control = le16_to_cpu(dot11_hdr->frame_control); 2429 /* Check if the QoS bit is set */ 2430 if ((frame_control & IEEE80211_FCTL_FTYPE) == IEEE80211_FTYPE_DATA) { 2431 /* Check if this ia a Wireless Distribution System (WDS) frame 2432 * which has 4 MAC addresses 2433 */ 2434 if (frame_control & 0x0080) 2435 qos_len = 2; 2436 if ((frame_control & 0x0300) == 0x0300) 2437 dot11_hdr_len += 6; 2438 2439 memcpy(dst_mac_addr, dot11_hdr->addr1, sizeof(dst_mac_addr)); 2440 memcpy(src_mac_addr, dot11_hdr->addr2, sizeof(src_mac_addr)); 2441 2442 /* Skip the 802.11 header, QoS (if any) and SNAP, but leave spaces for 2443 * for two MAC addresses 2444 */ 2445 skb_pull(skb, dot11_hdr_len + qos_len + snap_len - sizeof(src_mac_addr) * 2); 2446 pdata = (unsigned char *)skb->data; 2447 memcpy(pdata, dst_mac_addr, sizeof(dst_mac_addr)); 2448 memcpy(pdata + sizeof(dst_mac_addr), src_mac_addr, sizeof(src_mac_addr)); 2449 2450 DBG_8192C("should be eapol packet\n"); 2451 2452 /* Use the real net device to transmit the packet */ 2453 return _rtw_xmit_entry(skb, padapter->pnetdev); 2454 2455 } else if ((frame_control & (IEEE80211_FCTL_FTYPE|IEEE80211_FCTL_STYPE)) == 2456 (IEEE80211_FTYPE_MGMT|IEEE80211_STYPE_ACTION)) { 2457 /* only for action frames */ 2458 struct xmit_frame *pmgntframe; 2459 struct pkt_attrib *pattrib; 2460 unsigned char *pframe; 2461 /* u8 category, action, OUI_Subtype, dialogToken = 0; */ 2462 /* unsigned char *frame_body; */ 2463 struct ieee80211_hdr *pwlanhdr; 2464 struct xmit_priv *pxmitpriv = &(padapter->xmitpriv); 2465 struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv); 2466 u8 *buf = skb->data; 2467 u32 len = skb->len; 2468 u8 category, action; 2469 2470 if (rtw_action_frame_parse(buf, len, &category, &action) == false) { 2471 DBG_8192C(FUNC_NDEV_FMT" frame_control:0x%x\n", FUNC_NDEV_ARG(ndev), 2472 le16_to_cpu(((struct ieee80211_hdr_3addr *)buf)->frame_control)); 2473 goto fail; 2474 } 2475 2476 DBG_8192C("RTW_Tx:da =%pM via "FUNC_NDEV_FMT"\n", 2477 MAC_ARG(GetAddr1Ptr(buf)), FUNC_NDEV_ARG(ndev)); 2478 if (category == RTW_WLAN_CATEGORY_PUBLIC) 2479 DBG_871X("RTW_Tx:%s\n", action_public_str(action)); 2480 else 2481 DBG_871X("RTW_Tx:category(%u), action(%u)\n", category, action); 2482 2483 /* starting alloc mgmt frame to dump it */ 2484 if ((pmgntframe = alloc_mgtxmitframe(pxmitpriv)) == NULL) 2485 goto fail; 2486 2487 /* update attribute */ 2488 pattrib = &pmgntframe->attrib; 2489 update_mgntframe_attrib(padapter, pattrib); 2490 pattrib->retry_ctrl = false; 2491 2492 memset(pmgntframe->buf_addr, 0, WLANHDR_OFFSET + TXDESC_OFFSET); 2493 2494 pframe = (u8 *)(pmgntframe->buf_addr) + TXDESC_OFFSET; 2495 2496 memcpy(pframe, (void *)buf, len); 2497 pattrib->pktlen = len; 2498 2499 pwlanhdr = (struct ieee80211_hdr *)pframe; 2500 /* update seq number */ 2501 pmlmeext->mgnt_seq = GetSequence(pwlanhdr); 2502 pattrib->seqnum = pmlmeext->mgnt_seq; 2503 pmlmeext->mgnt_seq++; 2504 2505 2506 pattrib->last_txcmdsz = pattrib->pktlen; 2507 2508 dump_mgntframe(padapter, pmgntframe); 2509 2510 } else { 2511 DBG_8192C("frame_control = 0x%x\n", frame_control & (IEEE80211_FCTL_FTYPE|IEEE80211_FCTL_STYPE)); 2512 } 2513 2514 2515 fail: 2516 2517 dev_kfree_skb_any(skb); 2518 2519 return NETDEV_TX_OK; 2520 2521 } 2522 2523 2524 2525 static const struct net_device_ops rtw_cfg80211_monitor_if_ops = { 2526 .ndo_start_xmit = rtw_cfg80211_monitor_if_xmit_entry, 2527 }; 2528 2529 static int rtw_cfg80211_add_monitor_if(struct adapter *padapter, char *name, struct net_device **ndev) 2530 { 2531 int ret = 0; 2532 struct net_device *mon_ndev = NULL; 2533 struct wireless_dev *mon_wdev = NULL; 2534 struct rtw_netdev_priv_indicator *pnpi; 2535 struct rtw_wdev_priv *pwdev_priv = adapter_wdev_data(padapter); 2536 2537 if (!name) { 2538 DBG_871X(FUNC_ADPT_FMT" without specific name\n", FUNC_ADPT_ARG(padapter)); 2539 ret = -EINVAL; 2540 goto out; 2541 } 2542 2543 if (pwdev_priv->pmon_ndev) { 2544 DBG_871X(FUNC_ADPT_FMT" monitor interface exist: %s\n", 2545 FUNC_ADPT_ARG(padapter), NDEV_ARG(pwdev_priv->pmon_ndev)); 2546 ret = -EBUSY; 2547 goto out; 2548 } 2549 2550 mon_ndev = alloc_etherdev(sizeof(struct rtw_netdev_priv_indicator)); 2551 if (!mon_ndev) { 2552 DBG_871X(FUNC_ADPT_FMT" allocate ndev fail\n", FUNC_ADPT_ARG(padapter)); 2553 ret = -ENOMEM; 2554 goto out; 2555 } 2556 2557 mon_ndev->type = ARPHRD_IEEE80211_RADIOTAP; 2558 strncpy(mon_ndev->name, name, IFNAMSIZ); 2559 mon_ndev->name[IFNAMSIZ - 1] = 0; 2560 mon_ndev->needs_free_netdev = true; 2561 mon_ndev->priv_destructor = rtw_ndev_destructor; 2562 2563 mon_ndev->netdev_ops = &rtw_cfg80211_monitor_if_ops; 2564 2565 pnpi = netdev_priv(mon_ndev); 2566 pnpi->priv = padapter; 2567 pnpi->sizeof_priv = sizeof(struct adapter); 2568 2569 /* wdev */ 2570 mon_wdev = rtw_zmalloc(sizeof(struct wireless_dev)); 2571 if (!mon_wdev) { 2572 DBG_871X(FUNC_ADPT_FMT" allocate mon_wdev fail\n", FUNC_ADPT_ARG(padapter)); 2573 ret = -ENOMEM; 2574 goto out; 2575 } 2576 2577 mon_wdev->wiphy = padapter->rtw_wdev->wiphy; 2578 mon_wdev->netdev = mon_ndev; 2579 mon_wdev->iftype = NL80211_IFTYPE_MONITOR; 2580 mon_ndev->ieee80211_ptr = mon_wdev; 2581 2582 ret = register_netdevice(mon_ndev); 2583 if (ret) { 2584 goto out; 2585 } 2586 2587 *ndev = pwdev_priv->pmon_ndev = mon_ndev; 2588 memcpy(pwdev_priv->ifname_mon, name, IFNAMSIZ+1); 2589 2590 out: 2591 if (ret && mon_wdev) { 2592 kfree(mon_wdev); 2593 mon_wdev = NULL; 2594 } 2595 2596 if (ret && mon_ndev) { 2597 free_netdev(mon_ndev); 2598 *ndev = mon_ndev = NULL; 2599 } 2600 2601 return ret; 2602 } 2603 2604 static struct wireless_dev * 2605 cfg80211_rtw_add_virtual_intf( 2606 struct wiphy *wiphy, 2607 const char *name, 2608 unsigned char name_assign_type, 2609 enum nl80211_iftype type, struct vif_params *params) 2610 { 2611 int ret = 0; 2612 struct net_device *ndev = NULL; 2613 struct adapter *padapter = wiphy_to_adapter(wiphy); 2614 2615 DBG_871X(FUNC_ADPT_FMT " wiphy:%s, name:%s, type:%d\n", 2616 FUNC_ADPT_ARG(padapter), wiphy_name(wiphy), name, type); 2617 2618 switch (type) { 2619 case NL80211_IFTYPE_ADHOC: 2620 case NL80211_IFTYPE_AP_VLAN: 2621 case NL80211_IFTYPE_WDS: 2622 case NL80211_IFTYPE_MESH_POINT: 2623 ret = -ENODEV; 2624 break; 2625 case NL80211_IFTYPE_MONITOR: 2626 ret = rtw_cfg80211_add_monitor_if(padapter, (char *)name, &ndev); 2627 break; 2628 case NL80211_IFTYPE_P2P_CLIENT: 2629 case NL80211_IFTYPE_STATION: 2630 ret = -ENODEV; 2631 break; 2632 case NL80211_IFTYPE_P2P_GO: 2633 case NL80211_IFTYPE_AP: 2634 ret = -ENODEV; 2635 break; 2636 default: 2637 ret = -ENODEV; 2638 DBG_871X("Unsupported interface type\n"); 2639 break; 2640 } 2641 2642 DBG_871X(FUNC_ADPT_FMT" ndev:%p, ret:%d\n", FUNC_ADPT_ARG(padapter), ndev, ret); 2643 2644 return ndev ? ndev->ieee80211_ptr : ERR_PTR(ret); 2645 } 2646 2647 static int cfg80211_rtw_del_virtual_intf(struct wiphy *wiphy, 2648 struct wireless_dev *wdev 2649 ) 2650 { 2651 struct net_device *ndev = wdev_to_ndev(wdev); 2652 int ret = 0; 2653 struct adapter *adapter; 2654 struct rtw_wdev_priv *pwdev_priv; 2655 2656 if (!ndev) { 2657 ret = -EINVAL; 2658 goto exit; 2659 } 2660 2661 adapter = rtw_netdev_priv(ndev); 2662 pwdev_priv = adapter_wdev_data(adapter); 2663 2664 unregister_netdevice(ndev); 2665 2666 if (ndev == pwdev_priv->pmon_ndev) { 2667 pwdev_priv->pmon_ndev = NULL; 2668 pwdev_priv->ifname_mon[0] = '\0'; 2669 DBG_871X(FUNC_NDEV_FMT" remove monitor interface\n", FUNC_NDEV_ARG(ndev)); 2670 } 2671 2672 exit: 2673 return ret; 2674 } 2675 2676 static int rtw_add_beacon(struct adapter *adapter, const u8 *head, size_t head_len, const u8 *tail, size_t tail_len) 2677 { 2678 int ret = 0; 2679 u8 *pbuf = NULL; 2680 uint len, wps_ielen = 0; 2681 struct mlme_priv *pmlmepriv = &(adapter->mlmepriv); 2682 2683 DBG_8192C("%s beacon_head_len =%zu, beacon_tail_len =%zu\n", __func__, head_len, tail_len); 2684 2685 if (check_fwstate(pmlmepriv, WIFI_AP_STATE) != true) 2686 return -EINVAL; 2687 2688 if (head_len < 24) 2689 return -EINVAL; 2690 2691 pbuf = rtw_zmalloc(head_len+tail_len); 2692 if (!pbuf) 2693 return -ENOMEM; 2694 2695 memcpy(pbuf, (void *)head+24, head_len-24);/* 24 =beacon header len. */ 2696 memcpy(pbuf+head_len-24, (void *)tail, tail_len); 2697 2698 len = head_len+tail_len-24; 2699 2700 /* check wps ie if inclued */ 2701 if (rtw_get_wps_ie(pbuf+_FIXED_IE_LENGTH_, len-_FIXED_IE_LENGTH_, NULL, &wps_ielen)) 2702 DBG_8192C("add bcn, wps_ielen =%d\n", wps_ielen); 2703 2704 /* pbss_network->IEs will not include p2p_ie, wfd ie */ 2705 rtw_ies_remove_ie(pbuf, &len, _BEACON_IE_OFFSET_, WLAN_EID_VENDOR_SPECIFIC, P2P_OUI, 4); 2706 rtw_ies_remove_ie(pbuf, &len, _BEACON_IE_OFFSET_, WLAN_EID_VENDOR_SPECIFIC, WFD_OUI, 4); 2707 2708 if (rtw_check_beacon_data(adapter, pbuf, len) == _SUCCESS) { 2709 ret = 0; 2710 } else { 2711 ret = -EINVAL; 2712 } 2713 2714 2715 kfree(pbuf); 2716 2717 return ret; 2718 } 2719 2720 static int cfg80211_rtw_start_ap(struct wiphy *wiphy, struct net_device *ndev, 2721 struct cfg80211_ap_settings *settings) 2722 { 2723 int ret = 0; 2724 struct adapter *adapter = rtw_netdev_priv(ndev); 2725 2726 DBG_871X(FUNC_NDEV_FMT" hidden_ssid:%d, auth_type:%d\n", FUNC_NDEV_ARG(ndev), 2727 settings->hidden_ssid, settings->auth_type); 2728 2729 ret = rtw_add_beacon(adapter, settings->beacon.head, settings->beacon.head_len, 2730 settings->beacon.tail, settings->beacon.tail_len); 2731 2732 adapter->mlmeextpriv.mlmext_info.hidden_ssid_mode = settings->hidden_ssid; 2733 2734 if (settings->ssid && settings->ssid_len) { 2735 struct wlan_bssid_ex *pbss_network = &adapter->mlmepriv.cur_network.network; 2736 struct wlan_bssid_ex *pbss_network_ext = &adapter->mlmeextpriv.mlmext_info.network; 2737 2738 memcpy(pbss_network->Ssid.Ssid, (void *)settings->ssid, settings->ssid_len); 2739 pbss_network->Ssid.SsidLength = settings->ssid_len; 2740 memcpy(pbss_network_ext->Ssid.Ssid, (void *)settings->ssid, settings->ssid_len); 2741 pbss_network_ext->Ssid.SsidLength = settings->ssid_len; 2742 } 2743 2744 return ret; 2745 } 2746 2747 static int cfg80211_rtw_change_beacon(struct wiphy *wiphy, struct net_device *ndev, 2748 struct cfg80211_beacon_data *info) 2749 { 2750 struct adapter *adapter = rtw_netdev_priv(ndev); 2751 2752 DBG_871X(FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(ndev)); 2753 2754 return rtw_add_beacon(adapter, info->head, info->head_len, info->tail, info->tail_len); 2755 } 2756 2757 static int cfg80211_rtw_stop_ap(struct wiphy *wiphy, struct net_device *ndev) 2758 { 2759 DBG_871X(FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(ndev)); 2760 return 0; 2761 } 2762 2763 static int cfg80211_rtw_add_station(struct wiphy *wiphy, struct net_device *ndev, 2764 const u8 *mac, 2765 struct station_parameters *params) 2766 { 2767 DBG_871X(FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(ndev)); 2768 2769 return 0; 2770 } 2771 2772 static int cfg80211_rtw_del_station(struct wiphy *wiphy, struct net_device *ndev, 2773 struct station_del_parameters *params) 2774 { 2775 int ret = 0; 2776 struct list_head *phead, *plist; 2777 u8 updated = false; 2778 struct sta_info *psta = NULL; 2779 struct adapter *padapter = rtw_netdev_priv(ndev); 2780 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv); 2781 struct sta_priv *pstapriv = &padapter->stapriv; 2782 const u8 *mac = params->mac; 2783 2784 DBG_871X("+"FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(ndev)); 2785 2786 if (check_fwstate(pmlmepriv, (_FW_LINKED|WIFI_AP_STATE)) != true) { 2787 DBG_8192C("%s, fw_state != FW_LINKED|WIFI_AP_STATE\n", __func__); 2788 return -EINVAL; 2789 } 2790 2791 2792 if (!mac) { 2793 DBG_8192C("flush all sta, and cam_entry\n"); 2794 2795 flush_all_cam_entry(padapter); /* clear CAM */ 2796 2797 rtw_sta_flush(padapter); 2798 2799 return 0; 2800 } 2801 2802 2803 DBG_8192C("free sta macaddr =%pM\n", MAC_ARG(mac)); 2804 2805 if (mac[0] == 0xff && mac[1] == 0xff && 2806 mac[2] == 0xff && mac[3] == 0xff && 2807 mac[4] == 0xff && mac[5] == 0xff) { 2808 return -EINVAL; 2809 } 2810 2811 2812 spin_lock_bh(&pstapriv->asoc_list_lock); 2813 2814 phead = &pstapriv->asoc_list; 2815 plist = get_next(phead); 2816 2817 /* check asoc_queue */ 2818 while (phead != plist) { 2819 psta = container_of(plist, struct sta_info, asoc_list); 2820 2821 plist = get_next(plist); 2822 2823 if (!memcmp((u8 *)mac, psta->hwaddr, ETH_ALEN)) { 2824 if (psta->dot8021xalg == 1 && psta->bpairwise_key_installed == false) { 2825 DBG_8192C("%s, sta's dot8021xalg = 1 and key_installed = false\n", __func__); 2826 } else { 2827 DBG_8192C("free psta =%p, aid =%d\n", psta, psta->aid); 2828 2829 list_del_init(&psta->asoc_list); 2830 pstapriv->asoc_list_cnt--; 2831 2832 updated = ap_free_sta(padapter, psta, true, WLAN_REASON_DEAUTH_LEAVING); 2833 2834 psta = NULL; 2835 2836 break; 2837 } 2838 2839 } 2840 2841 } 2842 2843 spin_unlock_bh(&pstapriv->asoc_list_lock); 2844 2845 associated_clients_update(padapter, updated); 2846 2847 DBG_871X("-"FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(ndev)); 2848 2849 return ret; 2850 2851 } 2852 2853 static int cfg80211_rtw_change_station(struct wiphy *wiphy, struct net_device *ndev, 2854 const u8 *mac, struct station_parameters *params) 2855 { 2856 DBG_871X(FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(ndev)); 2857 2858 return 0; 2859 } 2860 2861 static struct sta_info *rtw_sta_info_get_by_idx(const int idx, struct sta_priv *pstapriv) 2862 2863 { 2864 struct list_head *phead, *plist; 2865 struct sta_info *psta = NULL; 2866 int i = 0; 2867 2868 phead = &pstapriv->asoc_list; 2869 plist = get_next(phead); 2870 2871 /* check asoc_queue */ 2872 while (phead != plist) { 2873 if (idx == i) 2874 psta = container_of(plist, struct sta_info, asoc_list); 2875 plist = get_next(plist); 2876 i++; 2877 } 2878 return psta; 2879 } 2880 2881 static int cfg80211_rtw_dump_station(struct wiphy *wiphy, struct net_device *ndev, 2882 int idx, u8 *mac, struct station_info *sinfo) 2883 { 2884 2885 int ret = 0; 2886 struct adapter *padapter = rtw_netdev_priv(ndev); 2887 struct sta_info *psta = NULL; 2888 struct sta_priv *pstapriv = &padapter->stapriv; 2889 DBG_871X(FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(ndev)); 2890 2891 spin_lock_bh(&pstapriv->asoc_list_lock); 2892 psta = rtw_sta_info_get_by_idx(idx, pstapriv); 2893 spin_unlock_bh(&pstapriv->asoc_list_lock); 2894 if (NULL == psta) { 2895 DBG_871X("Station is not found\n"); 2896 ret = -ENOENT; 2897 goto exit; 2898 } 2899 memcpy(mac, psta->hwaddr, ETH_ALEN); 2900 sinfo->filled = BIT_ULL(NL80211_STA_INFO_SIGNAL); 2901 sinfo->signal = psta->rssi; 2902 2903 exit: 2904 return ret; 2905 } 2906 2907 static int cfg80211_rtw_change_bss(struct wiphy *wiphy, struct net_device *ndev, 2908 struct bss_parameters *params) 2909 { 2910 DBG_871X(FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(ndev)); 2911 return 0; 2912 } 2913 2914 void rtw_cfg80211_rx_action(struct adapter *adapter, u8 *frame, uint frame_len, const char *msg) 2915 { 2916 s32 freq; 2917 int channel; 2918 u8 category, action; 2919 2920 channel = rtw_get_oper_ch(adapter); 2921 2922 rtw_action_frame_parse(frame, frame_len, &category, &action); 2923 2924 DBG_8192C("RTW_Rx:cur_ch =%d\n", channel); 2925 if (msg) 2926 DBG_871X("RTW_Rx:%s\n", msg); 2927 else 2928 DBG_871X("RTW_Rx:category(%u), action(%u)\n", category, action); 2929 2930 freq = rtw_ieee80211_channel_to_frequency(channel, NL80211_BAND_2GHZ); 2931 2932 rtw_cfg80211_rx_mgmt(adapter, freq, 0, frame, frame_len, GFP_ATOMIC); 2933 } 2934 2935 static int _cfg80211_rtw_mgmt_tx(struct adapter *padapter, u8 tx_ch, const u8 *buf, size_t len) 2936 { 2937 struct xmit_frame *pmgntframe; 2938 struct pkt_attrib *pattrib; 2939 unsigned char *pframe; 2940 int ret = _FAIL; 2941 bool ack = true; 2942 struct ieee80211_hdr *pwlanhdr; 2943 struct xmit_priv *pxmitpriv = &(padapter->xmitpriv); 2944 struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv); 2945 2946 rtw_set_scan_deny(padapter, 1000); 2947 2948 rtw_scan_abort(padapter); 2949 if (tx_ch != rtw_get_oper_ch(padapter)) { 2950 if (!check_fwstate(&padapter->mlmepriv, _FW_LINKED)) 2951 pmlmeext->cur_channel = tx_ch; 2952 set_channel_bwmode(padapter, tx_ch, HAL_PRIME_CHNL_OFFSET_DONT_CARE, CHANNEL_WIDTH_20); 2953 } 2954 2955 /* starting alloc mgmt frame to dump it */ 2956 if ((pmgntframe = alloc_mgtxmitframe(pxmitpriv)) == NULL) { 2957 /* ret = -ENOMEM; */ 2958 ret = _FAIL; 2959 goto exit; 2960 } 2961 2962 /* update attribute */ 2963 pattrib = &pmgntframe->attrib; 2964 update_mgntframe_attrib(padapter, pattrib); 2965 pattrib->retry_ctrl = false; 2966 2967 memset(pmgntframe->buf_addr, 0, WLANHDR_OFFSET + TXDESC_OFFSET); 2968 2969 pframe = (u8 *)(pmgntframe->buf_addr) + TXDESC_OFFSET; 2970 2971 memcpy(pframe, (void *)buf, len); 2972 pattrib->pktlen = len; 2973 2974 pwlanhdr = (struct ieee80211_hdr *)pframe; 2975 /* update seq number */ 2976 pmlmeext->mgnt_seq = GetSequence(pwlanhdr); 2977 pattrib->seqnum = pmlmeext->mgnt_seq; 2978 pmlmeext->mgnt_seq++; 2979 2980 pattrib->last_txcmdsz = pattrib->pktlen; 2981 2982 if (dump_mgntframe_and_wait_ack(padapter, pmgntframe) != _SUCCESS) { 2983 ack = false; 2984 ret = _FAIL; 2985 2986 #ifdef DEBUG_CFG80211 2987 DBG_8192C("%s, ack == _FAIL\n", __func__); 2988 #endif 2989 } else { 2990 msleep(50); 2991 2992 #ifdef DEBUG_CFG80211 2993 DBG_8192C("%s, ack =%d, ok!\n", __func__, ack); 2994 #endif 2995 ret = _SUCCESS; 2996 } 2997 2998 exit: 2999 3000 #ifdef DEBUG_CFG80211 3001 DBG_8192C("%s, ret =%d\n", __func__, ret); 3002 #endif 3003 3004 return ret; 3005 3006 } 3007 3008 static int cfg80211_rtw_mgmt_tx(struct wiphy *wiphy, 3009 struct wireless_dev *wdev, 3010 struct cfg80211_mgmt_tx_params *params, 3011 u64 *cookie) 3012 { 3013 struct net_device *ndev = wdev_to_ndev(wdev); 3014 struct ieee80211_channel *chan = params->chan; 3015 const u8 *buf = params->buf; 3016 size_t len = params->len; 3017 int ret = 0; 3018 int tx_ret; 3019 u32 dump_limit = RTW_MAX_MGMT_TX_CNT; 3020 u32 dump_cnt = 0; 3021 bool ack = true; 3022 u8 tx_ch = (u8)ieee80211_frequency_to_channel(chan->center_freq); 3023 u8 category, action; 3024 int type = (-1); 3025 struct adapter *padapter; 3026 struct rtw_wdev_priv *pwdev_priv; 3027 3028 if (ndev == NULL) { 3029 ret = -EINVAL; 3030 goto exit; 3031 } 3032 3033 padapter = rtw_netdev_priv(ndev); 3034 pwdev_priv = adapter_wdev_data(padapter); 3035 3036 /* cookie generation */ 3037 *cookie = (unsigned long) buf; 3038 3039 #ifdef DEBUG_CFG80211 3040 DBG_871X(FUNC_ADPT_FMT" len =%zu, ch =%d" 3041 "\n", FUNC_ADPT_ARG(padapter), 3042 len, tx_ch 3043 ); 3044 #endif /* DEBUG_CFG80211 */ 3045 3046 /* indicate ack before issue frame to avoid racing with rsp frame */ 3047 rtw_cfg80211_mgmt_tx_status(padapter, *cookie, buf, len, ack, GFP_KERNEL); 3048 3049 if (rtw_action_frame_parse(buf, len, &category, &action) == false) { 3050 DBG_8192C(FUNC_ADPT_FMT" frame_control:0x%x\n", FUNC_ADPT_ARG(padapter), 3051 le16_to_cpu(((struct ieee80211_hdr_3addr *)buf)->frame_control)); 3052 goto exit; 3053 } 3054 3055 DBG_8192C("RTW_Tx:tx_ch =%d, da =%pM\n", tx_ch, MAC_ARG(GetAddr1Ptr(buf))); 3056 if (category == RTW_WLAN_CATEGORY_PUBLIC) 3057 DBG_871X("RTW_Tx:%s\n", action_public_str(action)); 3058 else 3059 DBG_871X("RTW_Tx:category(%u), action(%u)\n", category, action); 3060 3061 rtw_ps_deny(padapter, PS_DENY_MGNT_TX); 3062 if (_FAIL == rtw_pwr_wakeup(padapter)) { 3063 ret = -EFAULT; 3064 goto cancel_ps_deny; 3065 } 3066 3067 do { 3068 dump_cnt++; 3069 tx_ret = _cfg80211_rtw_mgmt_tx(padapter, tx_ch, buf, len); 3070 } while (dump_cnt < dump_limit && tx_ret != _SUCCESS); 3071 3072 if (tx_ret != _SUCCESS || dump_cnt > 1) { 3073 DBG_871X(FUNC_ADPT_FMT" %s (%d/%d)\n", FUNC_ADPT_ARG(padapter), 3074 tx_ret == _SUCCESS?"OK":"FAIL", dump_cnt, dump_limit); 3075 } 3076 3077 switch (type) { 3078 case P2P_GO_NEGO_CONF: 3079 rtw_clear_scan_deny(padapter); 3080 break; 3081 case P2P_INVIT_RESP: 3082 if (pwdev_priv->invit_info.flags & BIT(0) && pwdev_priv->invit_info.status == 0) { 3083 DBG_871X(FUNC_ADPT_FMT" agree with invitation of persistent group\n", 3084 FUNC_ADPT_ARG(padapter)); 3085 rtw_set_scan_deny(padapter, 5000); 3086 rtw_pwr_wakeup_ex(padapter, 5000); 3087 rtw_clear_scan_deny(padapter); 3088 } 3089 break; 3090 } 3091 3092 cancel_ps_deny: 3093 rtw_ps_deny_cancel(padapter, PS_DENY_MGNT_TX); 3094 exit: 3095 return ret; 3096 } 3097 3098 #if defined(CONFIG_PNO_SUPPORT) 3099 static int cfg80211_rtw_sched_scan_start(struct wiphy *wiphy, struct net_device *dev, 3100 struct cfg80211_sched_scan_request *request) 3101 { 3102 struct adapter *padapter = rtw_netdev_priv(dev); 3103 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv); 3104 int ret; 3105 3106 if (padapter->bup == false) { 3107 DBG_871X("%s: net device is down.\n", __func__); 3108 return -EIO; 3109 } 3110 3111 if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY) == true || 3112 check_fwstate(pmlmepriv, _FW_LINKED) == true || 3113 check_fwstate(pmlmepriv, _FW_UNDER_LINKING) == true) { 3114 DBG_871X("%s: device is busy.\n", __func__); 3115 rtw_scan_abort(padapter); 3116 } 3117 3118 if (request == NULL) { 3119 DBG_871X("%s: invalid cfg80211_requests parameters.\n", __func__); 3120 return -EINVAL; 3121 } 3122 3123 ret = rtw_android_cfg80211_pno_setup(dev, request->ssids, 3124 request->n_ssids, request->interval); 3125 3126 if (ret < 0) { 3127 DBG_871X("%s ret: %d\n", __func__, ret); 3128 goto exit; 3129 } 3130 3131 ret = rtw_android_pno_enable(dev, true); 3132 if (ret < 0) { 3133 DBG_871X("%s ret: %d\n", __func__, ret); 3134 goto exit; 3135 } 3136 exit: 3137 return ret; 3138 } 3139 3140 static int cfg80211_rtw_sched_scan_stop(struct wiphy *wiphy, struct net_device *dev) 3141 { 3142 return rtw_android_pno_enable(dev, false); 3143 } 3144 #endif /* CONFIG_PNO_SUPPORT */ 3145 3146 static void rtw_cfg80211_init_ht_capab(struct ieee80211_sta_ht_cap *ht_cap, enum nl80211_band band, u8 rf_type) 3147 { 3148 3149 #define MAX_BIT_RATE_40MHZ_MCS15 300 /* Mbps */ 3150 #define MAX_BIT_RATE_40MHZ_MCS7 150 /* Mbps */ 3151 3152 ht_cap->ht_supported = true; 3153 3154 ht_cap->cap = IEEE80211_HT_CAP_SUP_WIDTH_20_40 | 3155 IEEE80211_HT_CAP_SGI_40 | IEEE80211_HT_CAP_SGI_20 | 3156 IEEE80211_HT_CAP_DSSSCCK40 | IEEE80211_HT_CAP_MAX_AMSDU; 3157 3158 /* 3159 *Maximum length of AMPDU that the STA can receive. 3160 *Length = 2 ^ (13 + max_ampdu_length_exp) - 1 (octets) 3161 */ 3162 ht_cap->ampdu_factor = IEEE80211_HT_MAX_AMPDU_64K; 3163 3164 /*Minimum MPDU start spacing , */ 3165 ht_cap->ampdu_density = IEEE80211_HT_MPDU_DENSITY_16; 3166 3167 ht_cap->mcs.tx_params = IEEE80211_HT_MCS_TX_DEFINED; 3168 3169 /* 3170 *hw->wiphy->bands[NL80211_BAND_2GHZ] 3171 *base on ant_num 3172 *rx_mask: RX mask 3173 *if rx_ant = 1 rx_mask[0]= 0xff;==>MCS0-MCS7 3174 *if rx_ant =2 rx_mask[1]= 0xff;==>MCS8-MCS15 3175 *if rx_ant >=3 rx_mask[2]= 0xff; 3176 *if BW_40 rx_mask[4]= 0x01; 3177 *highest supported RX rate 3178 */ 3179 if (rf_type == RF_1T1R) { 3180 ht_cap->mcs.rx_mask[0] = 0xFF; 3181 ht_cap->mcs.rx_mask[1] = 0x00; 3182 ht_cap->mcs.rx_mask[4] = 0x01; 3183 3184 ht_cap->mcs.rx_highest = cpu_to_le16(MAX_BIT_RATE_40MHZ_MCS7); 3185 } else if ((rf_type == RF_1T2R) || (rf_type == RF_2T2R)) { 3186 ht_cap->mcs.rx_mask[0] = 0xFF; 3187 ht_cap->mcs.rx_mask[1] = 0xFF; 3188 ht_cap->mcs.rx_mask[4] = 0x01; 3189 3190 ht_cap->mcs.rx_highest = cpu_to_le16(MAX_BIT_RATE_40MHZ_MCS15); 3191 } else { 3192 DBG_8192C("%s, error rf_type =%d\n", __func__, rf_type); 3193 } 3194 3195 } 3196 3197 void rtw_cfg80211_init_wiphy(struct adapter *padapter) 3198 { 3199 u8 rf_type; 3200 struct ieee80211_supported_band *bands; 3201 struct wireless_dev *pwdev = padapter->rtw_wdev; 3202 struct wiphy *wiphy = pwdev->wiphy; 3203 3204 rtw_hal_get_hwreg(padapter, HW_VAR_RF_TYPE, (u8 *)(&rf_type)); 3205 3206 DBG_8192C("%s:rf_type =%d\n", __func__, rf_type); 3207 3208 { 3209 bands = wiphy->bands[NL80211_BAND_2GHZ]; 3210 if (bands) 3211 rtw_cfg80211_init_ht_capab(&bands->ht_cap, NL80211_BAND_2GHZ, rf_type); 3212 } 3213 3214 /* copy mac_addr to wiphy */ 3215 memcpy(wiphy->perm_addr, padapter->eeprompriv.mac_addr, ETH_ALEN); 3216 3217 } 3218 3219 static void rtw_cfg80211_preinit_wiphy(struct adapter *padapter, struct wiphy *wiphy) 3220 { 3221 3222 wiphy->signal_type = CFG80211_SIGNAL_TYPE_MBM; 3223 3224 wiphy->max_scan_ssids = RTW_SSID_SCAN_AMOUNT; 3225 wiphy->max_scan_ie_len = RTW_SCAN_IE_LEN_MAX; 3226 wiphy->max_num_pmkids = RTW_MAX_NUM_PMKIDS; 3227 3228 wiphy->max_remain_on_channel_duration = RTW_MAX_REMAIN_ON_CHANNEL_DURATION; 3229 3230 wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION) 3231 | BIT(NL80211_IFTYPE_ADHOC) 3232 | BIT(NL80211_IFTYPE_AP) 3233 | BIT(NL80211_IFTYPE_MONITOR) 3234 ; 3235 3236 wiphy->mgmt_stypes = rtw_cfg80211_default_mgmt_stypes; 3237 3238 wiphy->software_iftypes |= BIT(NL80211_IFTYPE_MONITOR); 3239 3240 wiphy->cipher_suites = rtw_cipher_suites; 3241 wiphy->n_cipher_suites = ARRAY_SIZE(rtw_cipher_suites); 3242 3243 /* if (padapter->registrypriv.wireless_mode & WIRELESS_11G) */ 3244 wiphy->bands[NL80211_BAND_2GHZ] = rtw_spt_band_alloc(NL80211_BAND_2GHZ); 3245 3246 wiphy->flags |= WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL; 3247 wiphy->flags |= WIPHY_FLAG_OFFCHAN_TX | WIPHY_FLAG_HAVE_AP_SME; 3248 3249 #if defined(CONFIG_PM) 3250 wiphy->max_sched_scan_reqs = 1; 3251 #ifdef CONFIG_PNO_SUPPORT 3252 wiphy->max_sched_scan_ssids = MAX_PNO_LIST_COUNT; 3253 #endif 3254 #endif 3255 3256 #if defined(CONFIG_PM) 3257 wiphy->wowlan = &wowlan_stub; 3258 #endif 3259 3260 if (padapter->registrypriv.power_mgnt != PS_MODE_ACTIVE) 3261 wiphy->flags |= WIPHY_FLAG_PS_ON_BY_DEFAULT; 3262 else 3263 wiphy->flags &= ~WIPHY_FLAG_PS_ON_BY_DEFAULT; 3264 } 3265 3266 static struct cfg80211_ops rtw_cfg80211_ops = { 3267 .change_virtual_intf = cfg80211_rtw_change_iface, 3268 .add_key = cfg80211_rtw_add_key, 3269 .get_key = cfg80211_rtw_get_key, 3270 .del_key = cfg80211_rtw_del_key, 3271 .set_default_key = cfg80211_rtw_set_default_key, 3272 .get_station = cfg80211_rtw_get_station, 3273 .scan = cfg80211_rtw_scan, 3274 .set_wiphy_params = cfg80211_rtw_set_wiphy_params, 3275 .connect = cfg80211_rtw_connect, 3276 .disconnect = cfg80211_rtw_disconnect, 3277 .join_ibss = cfg80211_rtw_join_ibss, 3278 .leave_ibss = cfg80211_rtw_leave_ibss, 3279 .set_tx_power = cfg80211_rtw_set_txpower, 3280 .get_tx_power = cfg80211_rtw_get_txpower, 3281 .set_power_mgmt = cfg80211_rtw_set_power_mgmt, 3282 .set_pmksa = cfg80211_rtw_set_pmksa, 3283 .del_pmksa = cfg80211_rtw_del_pmksa, 3284 .flush_pmksa = cfg80211_rtw_flush_pmksa, 3285 3286 .add_virtual_intf = cfg80211_rtw_add_virtual_intf, 3287 .del_virtual_intf = cfg80211_rtw_del_virtual_intf, 3288 3289 .start_ap = cfg80211_rtw_start_ap, 3290 .change_beacon = cfg80211_rtw_change_beacon, 3291 .stop_ap = cfg80211_rtw_stop_ap, 3292 3293 .add_station = cfg80211_rtw_add_station, 3294 .del_station = cfg80211_rtw_del_station, 3295 .change_station = cfg80211_rtw_change_station, 3296 .dump_station = cfg80211_rtw_dump_station, 3297 .change_bss = cfg80211_rtw_change_bss, 3298 3299 .mgmt_tx = cfg80211_rtw_mgmt_tx, 3300 3301 #if defined(CONFIG_PNO_SUPPORT) 3302 .sched_scan_start = cfg80211_rtw_sched_scan_start, 3303 .sched_scan_stop = cfg80211_rtw_sched_scan_stop, 3304 #endif /* CONFIG_PNO_SUPPORT */ 3305 }; 3306 3307 int rtw_wdev_alloc(struct adapter *padapter, struct device *dev) 3308 { 3309 int ret = 0; 3310 struct wiphy *wiphy; 3311 struct wireless_dev *wdev; 3312 struct rtw_wdev_priv *pwdev_priv; 3313 struct net_device *pnetdev = padapter->pnetdev; 3314 3315 DBG_8192C("%s(padapter =%p)\n", __func__, padapter); 3316 3317 /* wiphy */ 3318 wiphy = wiphy_new(&rtw_cfg80211_ops, sizeof(struct adapter *)); 3319 if (!wiphy) { 3320 DBG_8192C("Couldn't allocate wiphy device\n"); 3321 ret = -ENOMEM; 3322 goto exit; 3323 } 3324 set_wiphy_dev(wiphy, dev); 3325 *((struct adapter **)wiphy_priv(wiphy)) = padapter; 3326 rtw_cfg80211_preinit_wiphy(padapter, wiphy); 3327 3328 /* init regulary domain */ 3329 rtw_regd_init(wiphy, rtw_reg_notifier); 3330 3331 ret = wiphy_register(wiphy); 3332 if (ret < 0) { 3333 DBG_8192C("Couldn't register wiphy device\n"); 3334 goto free_wiphy; 3335 } 3336 3337 /* wdev */ 3338 wdev = rtw_zmalloc(sizeof(struct wireless_dev)); 3339 if (!wdev) { 3340 DBG_8192C("Couldn't allocate wireless device\n"); 3341 ret = -ENOMEM; 3342 goto unregister_wiphy; 3343 } 3344 wdev->wiphy = wiphy; 3345 wdev->netdev = pnetdev; 3346 3347 wdev->iftype = NL80211_IFTYPE_STATION; /* will be init in rtw_hal_init() */ 3348 /* Must sync with _rtw_init_mlme_priv() */ 3349 /* pmlmepriv->fw_state = WIFI_STATION_STATE */ 3350 padapter->rtw_wdev = wdev; 3351 pnetdev->ieee80211_ptr = wdev; 3352 3353 /* init pwdev_priv */ 3354 pwdev_priv = adapter_wdev_data(padapter); 3355 pwdev_priv->rtw_wdev = wdev; 3356 pwdev_priv->pmon_ndev = NULL; 3357 pwdev_priv->ifname_mon[0] = '\0'; 3358 pwdev_priv->padapter = padapter; 3359 pwdev_priv->scan_request = NULL; 3360 spin_lock_init(&pwdev_priv->scan_req_lock); 3361 3362 pwdev_priv->p2p_enabled = false; 3363 pwdev_priv->provdisc_req_issued = false; 3364 rtw_wdev_invit_info_init(&pwdev_priv->invit_info); 3365 rtw_wdev_nego_info_init(&pwdev_priv->nego_info); 3366 3367 pwdev_priv->bandroid_scan = false; 3368 3369 if (padapter->registrypriv.power_mgnt != PS_MODE_ACTIVE) 3370 pwdev_priv->power_mgmt = true; 3371 else 3372 pwdev_priv->power_mgmt = false; 3373 3374 return ret; 3375 3376 unregister_wiphy: 3377 wiphy_unregister(wiphy); 3378 free_wiphy: 3379 wiphy_free(wiphy); 3380 exit: 3381 return ret; 3382 3383 } 3384 3385 void rtw_wdev_free(struct wireless_dev *wdev) 3386 { 3387 DBG_8192C("%s(wdev =%p)\n", __func__, wdev); 3388 3389 if (!wdev) 3390 return; 3391 3392 kfree(wdev->wiphy->bands[NL80211_BAND_2GHZ]); 3393 3394 wiphy_free(wdev->wiphy); 3395 3396 kfree(wdev); 3397 } 3398 3399 void rtw_wdev_unregister(struct wireless_dev *wdev) 3400 { 3401 struct net_device *ndev; 3402 struct adapter *adapter; 3403 struct rtw_wdev_priv *pwdev_priv; 3404 3405 DBG_8192C("%s(wdev =%p)\n", __func__, wdev); 3406 3407 if (!wdev) 3408 return; 3409 3410 if (!(ndev = wdev_to_ndev(wdev))) 3411 return; 3412 3413 adapter = rtw_netdev_priv(ndev); 3414 pwdev_priv = adapter_wdev_data(adapter); 3415 3416 rtw_cfg80211_indicate_scan_done(adapter, true); 3417 3418 if (pwdev_priv->pmon_ndev) { 3419 DBG_8192C("%s, unregister monitor interface\n", __func__); 3420 unregister_netdev(pwdev_priv->pmon_ndev); 3421 } 3422 3423 wiphy_unregister(wdev->wiphy); 3424 } 3425