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 != NULL) 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 != NULL) 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("MAC_FMT"), cur: %s("MAC_FMT")\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 = (struct adapter *)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 = (struct adapter *)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 = (struct adapter *)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 = (struct adapter *)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 = (struct adapter *)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 = (struct adapter *)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 ="MAC_FMT"\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 ="MAC_FMT"\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 = (struct adapter *)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 != NULL) { 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 = LIST_CONTAINOR(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 = (struct adapter *)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 { 1751 psecuritypriv->ndisencryptstatus = ndisencryptstatus; 1752 1753 /* if (psecuritypriv->dot11PrivacyAlgrthm >= _AES_) */ 1754 /* psecuritypriv->ndisauthtype = Ndis802_11AuthModeWPA2PSK; */ 1755 } 1756 1757 return 0; 1758 } 1759 1760 static int rtw_cfg80211_set_key_mgt(struct security_priv *psecuritypriv, u32 key_mgt) 1761 { 1762 DBG_8192C("%s, key_mgt = 0x%x\n", __func__, key_mgt); 1763 1764 if (key_mgt == WLAN_AKM_SUITE_8021X) 1765 /* auth_type = UMAC_AUTH_TYPE_8021X; */ 1766 psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_8021X; 1767 else if (key_mgt == WLAN_AKM_SUITE_PSK) { 1768 psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_8021X; 1769 } 1770 else { 1771 DBG_8192C("Invalid key mgt: 0x%x\n", key_mgt); 1772 /* return -EINVAL; */ 1773 } 1774 1775 return 0; 1776 } 1777 1778 static int rtw_cfg80211_set_wpa_ie(struct adapter *padapter, u8 *pie, size_t ielen) 1779 { 1780 u8 *buf = NULL; 1781 int group_cipher = 0, pairwise_cipher = 0; 1782 int ret = 0; 1783 int wpa_ielen = 0; 1784 int wpa2_ielen = 0; 1785 u8 *pwpa, *pwpa2; 1786 u8 null_addr[] = {0, 0, 0, 0, 0, 0}; 1787 1788 if (pie == NULL || !ielen) { 1789 /* Treat this as normal case, but need to clear WIFI_UNDER_WPS */ 1790 _clr_fwstate_(&padapter->mlmepriv, WIFI_UNDER_WPS); 1791 goto exit; 1792 } 1793 1794 if (ielen > MAX_WPA_IE_LEN+MAX_WPS_IE_LEN+MAX_P2P_IE_LEN) { 1795 ret = -EINVAL; 1796 goto exit; 1797 } 1798 1799 buf = rtw_zmalloc(ielen); 1800 if (buf == NULL) { 1801 ret = -ENOMEM; 1802 goto exit; 1803 } 1804 1805 memcpy(buf, pie, ielen); 1806 1807 /* dump */ 1808 { 1809 int i; 1810 DBG_8192C("set wpa_ie(length:%zu):\n", ielen); 1811 for (i = 0; i < ielen; i = i + 8) 1812 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]); 1813 } 1814 1815 if (ielen < RSN_HEADER_LEN) { 1816 RT_TRACE(_module_rtl871x_ioctl_os_c, _drv_err_, ("Ie len too short %d\n", ielen)); 1817 ret = -1; 1818 goto exit; 1819 } 1820 1821 pwpa = rtw_get_wpa_ie(buf, &wpa_ielen, ielen); 1822 if (pwpa && wpa_ielen > 0) 1823 { 1824 if (rtw_parse_wpa_ie(pwpa, wpa_ielen+2, &group_cipher, &pairwise_cipher, NULL) == _SUCCESS) 1825 { 1826 padapter->securitypriv.dot11AuthAlgrthm = dot11AuthAlgrthm_8021X; 1827 padapter->securitypriv.ndisauthtype = Ndis802_11AuthModeWPAPSK; 1828 memcpy(padapter->securitypriv.supplicant_ie, &pwpa[0], wpa_ielen+2); 1829 1830 DBG_8192C("got wpa_ie, wpa_ielen:%u\n", wpa_ielen); 1831 } 1832 } 1833 1834 pwpa2 = rtw_get_wpa2_ie(buf, &wpa2_ielen, ielen); 1835 if (pwpa2 && wpa2_ielen > 0) 1836 { 1837 if (rtw_parse_wpa2_ie(pwpa2, wpa2_ielen+2, &group_cipher, &pairwise_cipher, NULL) == _SUCCESS) 1838 { 1839 padapter->securitypriv.dot11AuthAlgrthm = dot11AuthAlgrthm_8021X; 1840 padapter->securitypriv.ndisauthtype = Ndis802_11AuthModeWPA2PSK; 1841 memcpy(padapter->securitypriv.supplicant_ie, &pwpa2[0], wpa2_ielen+2); 1842 1843 DBG_8192C("got wpa2_ie, wpa2_ielen:%u\n", wpa2_ielen); 1844 } 1845 } 1846 1847 if (group_cipher == 0) 1848 { 1849 group_cipher = WPA_CIPHER_NONE; 1850 } 1851 if (pairwise_cipher == 0) 1852 { 1853 pairwise_cipher = WPA_CIPHER_NONE; 1854 } 1855 1856 switch (group_cipher) 1857 { 1858 case WPA_CIPHER_NONE: 1859 padapter->securitypriv.dot118021XGrpPrivacy = _NO_PRIVACY_; 1860 padapter->securitypriv.ndisencryptstatus = Ndis802_11EncryptionDisabled; 1861 break; 1862 case WPA_CIPHER_WEP40: 1863 padapter->securitypriv.dot118021XGrpPrivacy = _WEP40_; 1864 padapter->securitypriv.ndisencryptstatus = Ndis802_11Encryption1Enabled; 1865 break; 1866 case WPA_CIPHER_TKIP: 1867 padapter->securitypriv.dot118021XGrpPrivacy = _TKIP_; 1868 padapter->securitypriv.ndisencryptstatus = Ndis802_11Encryption2Enabled; 1869 break; 1870 case WPA_CIPHER_CCMP: 1871 padapter->securitypriv.dot118021XGrpPrivacy = _AES_; 1872 padapter->securitypriv.ndisencryptstatus = Ndis802_11Encryption3Enabled; 1873 break; 1874 case WPA_CIPHER_WEP104: 1875 padapter->securitypriv.dot118021XGrpPrivacy = _WEP104_; 1876 padapter->securitypriv.ndisencryptstatus = Ndis802_11Encryption1Enabled; 1877 break; 1878 } 1879 1880 switch (pairwise_cipher) 1881 { 1882 case WPA_CIPHER_NONE: 1883 padapter->securitypriv.dot11PrivacyAlgrthm = _NO_PRIVACY_; 1884 padapter->securitypriv.ndisencryptstatus = Ndis802_11EncryptionDisabled; 1885 break; 1886 case WPA_CIPHER_WEP40: 1887 padapter->securitypriv.dot11PrivacyAlgrthm = _WEP40_; 1888 padapter->securitypriv.ndisencryptstatus = Ndis802_11Encryption1Enabled; 1889 break; 1890 case WPA_CIPHER_TKIP: 1891 padapter->securitypriv.dot11PrivacyAlgrthm = _TKIP_; 1892 padapter->securitypriv.ndisencryptstatus = Ndis802_11Encryption2Enabled; 1893 break; 1894 case WPA_CIPHER_CCMP: 1895 padapter->securitypriv.dot11PrivacyAlgrthm = _AES_; 1896 padapter->securitypriv.ndisencryptstatus = Ndis802_11Encryption3Enabled; 1897 break; 1898 case WPA_CIPHER_WEP104: 1899 padapter->securitypriv.dot11PrivacyAlgrthm = _WEP104_; 1900 padapter->securitypriv.ndisencryptstatus = Ndis802_11Encryption1Enabled; 1901 break; 1902 } 1903 1904 {/* handle wps_ie */ 1905 uint wps_ielen; 1906 u8 *wps_ie; 1907 1908 wps_ie = rtw_get_wps_ie(buf, ielen, NULL, &wps_ielen); 1909 if (wps_ie && wps_ielen > 0) { 1910 DBG_8192C("got wps_ie, wps_ielen:%u\n", wps_ielen); 1911 padapter->securitypriv.wps_ie_len = wps_ielen < MAX_WPS_IE_LEN ? wps_ielen : MAX_WPS_IE_LEN; 1912 memcpy(padapter->securitypriv.wps_ie, wps_ie, padapter->securitypriv.wps_ie_len); 1913 set_fwstate(&padapter->mlmepriv, WIFI_UNDER_WPS); 1914 } else { 1915 _clr_fwstate_(&padapter->mlmepriv, WIFI_UNDER_WPS); 1916 } 1917 } 1918 1919 /* TKIP and AES disallow multicast packets until installing group key */ 1920 if (padapter->securitypriv.dot11PrivacyAlgrthm == _TKIP_ 1921 || padapter->securitypriv.dot11PrivacyAlgrthm == _TKIP_WTMIC_ 1922 || padapter->securitypriv.dot11PrivacyAlgrthm == _AES_) 1923 /* WPS open need to enable multicast */ 1924 /* check_fwstate(&padapter->mlmepriv, WIFI_UNDER_WPS) == true) */ 1925 rtw_hal_set_hwreg(padapter, HW_VAR_OFF_RCR_AM, null_addr); 1926 1927 RT_TRACE(_module_rtl871x_ioctl_os_c, _drv_info_, 1928 ("rtw_set_wpa_ie: pairwise_cipher = 0x%08x padapter->securitypriv.ndisencryptstatus =%d padapter->securitypriv.ndisauthtype =%d\n", 1929 pairwise_cipher, padapter->securitypriv.ndisencryptstatus, padapter->securitypriv.ndisauthtype)); 1930 1931 exit: 1932 kfree(buf); 1933 if (ret) 1934 _clr_fwstate_(&padapter->mlmepriv, WIFI_UNDER_WPS); 1935 return ret; 1936 } 1937 1938 static int cfg80211_rtw_join_ibss(struct wiphy *wiphy, struct net_device *ndev, 1939 struct cfg80211_ibss_params *params) 1940 { 1941 struct adapter *padapter = (struct adapter *)rtw_netdev_priv(ndev); 1942 struct ndis_802_11_ssid ndis_ssid; 1943 struct security_priv *psecuritypriv = &padapter->securitypriv; 1944 struct mlme_priv *pmlmepriv = &padapter->mlmepriv; 1945 int ret = 0; 1946 1947 if (_FAIL == rtw_pwr_wakeup(padapter)) { 1948 ret = -EPERM; 1949 goto exit; 1950 } 1951 1952 if (check_fwstate(pmlmepriv, WIFI_AP_STATE)) { 1953 ret = -EPERM; 1954 goto exit; 1955 } 1956 1957 if (!params->ssid || !params->ssid_len) 1958 { 1959 ret = -EINVAL; 1960 goto exit; 1961 } 1962 1963 if (params->ssid_len > IW_ESSID_MAX_SIZE) { 1964 1965 ret = -E2BIG; 1966 goto exit; 1967 } 1968 1969 memset(&ndis_ssid, 0, sizeof(struct ndis_802_11_ssid)); 1970 ndis_ssid.SsidLength = params->ssid_len; 1971 memcpy(ndis_ssid.Ssid, (u8 *)params->ssid, params->ssid_len); 1972 1973 /* DBG_8192C("ssid =%s, len =%zu\n", ndis_ssid.Ssid, params->ssid_len); */ 1974 1975 psecuritypriv->ndisencryptstatus = Ndis802_11EncryptionDisabled; 1976 psecuritypriv->dot11PrivacyAlgrthm = _NO_PRIVACY_; 1977 psecuritypriv->dot118021XGrpPrivacy = _NO_PRIVACY_; 1978 psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_Open; /* open system */ 1979 psecuritypriv->ndisauthtype = Ndis802_11AuthModeOpen; 1980 1981 ret = rtw_cfg80211_set_auth_type(psecuritypriv, NL80211_AUTHTYPE_OPEN_SYSTEM); 1982 rtw_set_802_11_authentication_mode(padapter, psecuritypriv->ndisauthtype); 1983 1984 if (rtw_set_802_11_ssid(padapter, &ndis_ssid) == false) 1985 { 1986 ret = -1; 1987 goto exit; 1988 } 1989 1990 exit: 1991 return ret; 1992 } 1993 1994 static int cfg80211_rtw_leave_ibss(struct wiphy *wiphy, struct net_device *ndev) 1995 { 1996 struct adapter *padapter = (struct adapter *)rtw_netdev_priv(ndev); 1997 struct wireless_dev *rtw_wdev = padapter->rtw_wdev; 1998 enum nl80211_iftype old_type; 1999 int ret = 0; 2000 2001 DBG_871X(FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(ndev)); 2002 2003 old_type = rtw_wdev->iftype; 2004 2005 rtw_set_to_roam(padapter, 0); 2006 2007 if (check_fwstate(&padapter->mlmepriv, _FW_LINKED)) 2008 { 2009 rtw_scan_abort(padapter); 2010 LeaveAllPowerSaveMode(padapter); 2011 2012 rtw_wdev->iftype = NL80211_IFTYPE_STATION; 2013 2014 if (rtw_set_802_11_infrastructure_mode(padapter, Ndis802_11Infrastructure) == false) 2015 { 2016 rtw_wdev->iftype = old_type; 2017 ret = -EPERM; 2018 goto leave_ibss; 2019 } 2020 rtw_setopmode_cmd(padapter, Ndis802_11Infrastructure, true); 2021 } 2022 2023 leave_ibss: 2024 return 0; 2025 } 2026 2027 static int cfg80211_rtw_connect(struct wiphy *wiphy, struct net_device *ndev, 2028 struct cfg80211_connect_params *sme) 2029 { 2030 int ret = 0; 2031 enum NDIS_802_11_AUTHENTICATION_MODE authmode; 2032 struct ndis_802_11_ssid ndis_ssid; 2033 struct adapter *padapter = (struct adapter *)rtw_netdev_priv(ndev); 2034 struct mlme_priv *pmlmepriv = &padapter->mlmepriv; 2035 struct security_priv *psecuritypriv = &padapter->securitypriv; 2036 2037 padapter->mlmepriv.not_indic_disco = true; 2038 2039 DBG_871X("=>"FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(ndev)); 2040 DBG_871X("privacy =%d, key =%p, key_len =%d, key_idx =%d\n", 2041 sme->privacy, sme->key, sme->key_len, sme->key_idx); 2042 2043 2044 if (adapter_wdev_data(padapter)->block == true) 2045 { 2046 ret = -EBUSY; 2047 DBG_871X("%s wdev_priv.block is set\n", __func__); 2048 goto exit; 2049 } 2050 2051 rtw_ps_deny(padapter, PS_DENY_JOIN); 2052 if (_FAIL == rtw_pwr_wakeup(padapter)) { 2053 ret = -EPERM; 2054 goto exit; 2055 } 2056 2057 if (check_fwstate(pmlmepriv, WIFI_AP_STATE)) { 2058 ret = -EPERM; 2059 goto exit; 2060 } 2061 2062 if (!sme->ssid || !sme->ssid_len) 2063 { 2064 ret = -EINVAL; 2065 goto exit; 2066 } 2067 2068 if (sme->ssid_len > IW_ESSID_MAX_SIZE) { 2069 2070 ret = -E2BIG; 2071 goto exit; 2072 } 2073 2074 memset(&ndis_ssid, 0, sizeof(struct ndis_802_11_ssid)); 2075 ndis_ssid.SsidLength = sme->ssid_len; 2076 memcpy(ndis_ssid.Ssid, (u8 *)sme->ssid, sme->ssid_len); 2077 2078 DBG_8192C("ssid =%s, len =%zu\n", ndis_ssid.Ssid, sme->ssid_len); 2079 2080 2081 if (sme->bssid) 2082 DBG_8192C("bssid ="MAC_FMT"\n", MAC_ARG(sme->bssid)); 2083 2084 2085 if (check_fwstate(pmlmepriv, _FW_UNDER_LINKING) == true) { 2086 ret = -EBUSY; 2087 DBG_8192C("%s, fw_state = 0x%x, goto exit\n", __func__, pmlmepriv->fw_state); 2088 goto exit; 2089 } 2090 if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY) == true) { 2091 rtw_scan_abort(padapter); 2092 } 2093 2094 psecuritypriv->ndisencryptstatus = Ndis802_11EncryptionDisabled; 2095 psecuritypriv->dot11PrivacyAlgrthm = _NO_PRIVACY_; 2096 psecuritypriv->dot118021XGrpPrivacy = _NO_PRIVACY_; 2097 psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_Open; /* open system */ 2098 psecuritypriv->ndisauthtype = Ndis802_11AuthModeOpen; 2099 2100 ret = rtw_cfg80211_set_wpa_version(psecuritypriv, sme->crypto.wpa_versions); 2101 if (ret < 0) 2102 goto exit; 2103 2104 ret = rtw_cfg80211_set_auth_type(psecuritypriv, sme->auth_type); 2105 2106 if (ret < 0) 2107 goto exit; 2108 2109 DBG_8192C("%s, ie_len =%zu\n", __func__, sme->ie_len); 2110 2111 ret = rtw_cfg80211_set_wpa_ie(padapter, (u8 *)sme->ie, sme->ie_len); 2112 if (ret < 0) 2113 goto exit; 2114 2115 if (sme->crypto.n_ciphers_pairwise) { 2116 ret = rtw_cfg80211_set_cipher(psecuritypriv, sme->crypto.ciphers_pairwise[0], true); 2117 if (ret < 0) 2118 goto exit; 2119 } 2120 2121 /* For WEP Shared auth */ 2122 if ((psecuritypriv->dot11AuthAlgrthm == dot11AuthAlgrthm_Shared 2123 || psecuritypriv->dot11AuthAlgrthm == dot11AuthAlgrthm_Auto) && sme->key 2124 ) 2125 { 2126 u32 wep_key_idx, wep_key_len, wep_total_len; 2127 struct ndis_802_11_wep *pwep = NULL; 2128 DBG_871X("%s(): Shared/Auto WEP\n", __func__); 2129 2130 wep_key_idx = sme->key_idx; 2131 wep_key_len = sme->key_len; 2132 2133 if (sme->key_idx > WEP_KEYS) { 2134 ret = -EINVAL; 2135 goto exit; 2136 } 2137 2138 if (wep_key_len > 0) 2139 { 2140 wep_key_len = wep_key_len <= 5 ? 5 : 13; 2141 wep_total_len = wep_key_len + FIELD_OFFSET(struct ndis_802_11_wep, KeyMaterial); 2142 pwep = rtw_malloc(wep_total_len); 2143 if (pwep == NULL) { 2144 DBG_871X(" wpa_set_encryption: pwep allocate fail !!!\n"); 2145 ret = -ENOMEM; 2146 goto exit; 2147 } 2148 2149 memset(pwep, 0, wep_total_len); 2150 2151 pwep->KeyLength = wep_key_len; 2152 pwep->Length = wep_total_len; 2153 2154 if (wep_key_len == 13) 2155 { 2156 padapter->securitypriv.dot11PrivacyAlgrthm = _WEP104_; 2157 padapter->securitypriv.dot118021XGrpPrivacy = _WEP104_; 2158 } 2159 } 2160 else { 2161 ret = -EINVAL; 2162 goto exit; 2163 } 2164 2165 pwep->KeyIndex = wep_key_idx; 2166 pwep->KeyIndex |= 0x80000000; 2167 2168 memcpy(pwep->KeyMaterial, (void *)sme->key, pwep->KeyLength); 2169 2170 if (rtw_set_802_11_add_wep(padapter, pwep) == (u8)_FAIL) 2171 { 2172 ret = -EOPNOTSUPP; 2173 } 2174 2175 kfree(pwep); 2176 2177 if (ret < 0) 2178 goto exit; 2179 } 2180 2181 ret = rtw_cfg80211_set_cipher(psecuritypriv, sme->crypto.cipher_group, false); 2182 if (ret < 0) 2183 return ret; 2184 2185 if (sme->crypto.n_akm_suites) { 2186 ret = rtw_cfg80211_set_key_mgt(psecuritypriv, sme->crypto.akm_suites[0]); 2187 if (ret < 0) 2188 goto exit; 2189 } 2190 2191 authmode = psecuritypriv->ndisauthtype; 2192 rtw_set_802_11_authentication_mode(padapter, authmode); 2193 2194 /* rtw_set_802_11_encryption_mode(padapter, padapter->securitypriv.ndisencryptstatus); */ 2195 2196 if (rtw_set_802_11_connect(padapter, (u8 *)sme->bssid, &ndis_ssid) == false) { 2197 ret = -1; 2198 goto exit; 2199 } 2200 2201 DBG_8192C("set ssid:dot11AuthAlgrthm =%d, dot11PrivacyAlgrthm =%d, dot118021XGrpPrivacy =%d\n", psecuritypriv->dot11AuthAlgrthm, psecuritypriv->dot11PrivacyAlgrthm, psecuritypriv->dot118021XGrpPrivacy); 2202 2203 exit: 2204 2205 rtw_ps_deny_cancel(padapter, PS_DENY_JOIN); 2206 2207 DBG_8192C("<=%s, ret %d\n", __func__, ret); 2208 2209 padapter->mlmepriv.not_indic_disco = false; 2210 2211 return ret; 2212 } 2213 2214 static int cfg80211_rtw_disconnect(struct wiphy *wiphy, struct net_device *ndev, 2215 u16 reason_code) 2216 { 2217 struct adapter *padapter = (struct adapter *)rtw_netdev_priv(ndev); 2218 2219 DBG_871X(FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(ndev)); 2220 2221 rtw_set_to_roam(padapter, 0); 2222 2223 rtw_scan_abort(padapter); 2224 LeaveAllPowerSaveMode(padapter); 2225 rtw_disassoc_cmd(padapter, 500, false); 2226 2227 DBG_871X("%s...call rtw_indicate_disconnect\n", __func__); 2228 2229 rtw_indicate_disconnect(padapter); 2230 2231 rtw_free_assoc_resources(padapter, 1); 2232 rtw_pwr_wakeup(padapter); 2233 2234 DBG_871X(FUNC_NDEV_FMT" return 0\n", FUNC_NDEV_ARG(ndev)); 2235 return 0; 2236 } 2237 2238 static int cfg80211_rtw_set_txpower(struct wiphy *wiphy, 2239 struct wireless_dev *wdev, 2240 enum nl80211_tx_power_setting type, int mbm) 2241 { 2242 DBG_8192C("%s\n", __func__); 2243 return 0; 2244 } 2245 2246 static int cfg80211_rtw_get_txpower(struct wiphy *wiphy, 2247 struct wireless_dev *wdev, 2248 int *dbm) 2249 { 2250 DBG_8192C("%s\n", __func__); 2251 2252 *dbm = (12); 2253 2254 return 0; 2255 } 2256 2257 inline bool rtw_cfg80211_pwr_mgmt(struct adapter *adapter) 2258 { 2259 struct rtw_wdev_priv *rtw_wdev_priv = adapter_wdev_data(adapter); 2260 return rtw_wdev_priv->power_mgmt; 2261 } 2262 2263 static int cfg80211_rtw_set_power_mgmt(struct wiphy *wiphy, 2264 struct net_device *ndev, 2265 bool enabled, int timeout) 2266 { 2267 struct adapter *padapter = (struct adapter *)rtw_netdev_priv(ndev); 2268 struct rtw_wdev_priv *rtw_wdev_priv = adapter_wdev_data(padapter); 2269 2270 DBG_871X(FUNC_NDEV_FMT" enabled:%u, timeout:%d\n", FUNC_NDEV_ARG(ndev), 2271 enabled, timeout); 2272 2273 rtw_wdev_priv->power_mgmt = enabled; 2274 2275 if (!enabled) 2276 LPS_Leave(padapter, "CFG80211_PWRMGMT"); 2277 2278 return 0; 2279 } 2280 2281 static int cfg80211_rtw_set_pmksa(struct wiphy *wiphy, 2282 struct net_device *ndev, 2283 struct cfg80211_pmksa *pmksa) 2284 { 2285 u8 index, blInserted = false; 2286 struct adapter *padapter = (struct adapter *)rtw_netdev_priv(ndev); 2287 struct security_priv *psecuritypriv = &padapter->securitypriv; 2288 u8 strZeroMacAddress[ETH_ALEN] = { 0x00 }; 2289 2290 DBG_871X(FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(ndev)); 2291 2292 if (!memcmp((u8 *)pmksa->bssid, strZeroMacAddress, ETH_ALEN)) 2293 { 2294 return -EINVAL; 2295 } 2296 2297 blInserted = false; 2298 2299 /* overwrite PMKID */ 2300 for (index = 0 ; index < NUM_PMKID_CACHE; index++) 2301 { 2302 if (!memcmp(psecuritypriv->PMKIDList[index].Bssid, (u8 *)pmksa->bssid, ETH_ALEN)) 2303 { /* BSSID is matched, the same AP => rewrite with new PMKID. */ 2304 DBG_871X(FUNC_NDEV_FMT" BSSID exists in the PMKList.\n", FUNC_NDEV_ARG(ndev)); 2305 2306 memcpy(psecuritypriv->PMKIDList[index].PMKID, (u8 *)pmksa->pmkid, WLAN_PMKID_LEN); 2307 psecuritypriv->PMKIDList[index].bUsed = true; 2308 psecuritypriv->PMKIDIndex = index+1; 2309 blInserted = true; 2310 break; 2311 } 2312 } 2313 2314 if (!blInserted) 2315 { 2316 /* Find a new entry */ 2317 DBG_871X(FUNC_NDEV_FMT" Use the new entry index = %d for this PMKID.\n", 2318 FUNC_NDEV_ARG(ndev), psecuritypriv->PMKIDIndex); 2319 2320 memcpy(psecuritypriv->PMKIDList[psecuritypriv->PMKIDIndex].Bssid, (u8 *)pmksa->bssid, ETH_ALEN); 2321 memcpy(psecuritypriv->PMKIDList[psecuritypriv->PMKIDIndex].PMKID, (u8 *)pmksa->pmkid, WLAN_PMKID_LEN); 2322 2323 psecuritypriv->PMKIDList[psecuritypriv->PMKIDIndex].bUsed = true; 2324 psecuritypriv->PMKIDIndex++; 2325 if (psecuritypriv->PMKIDIndex == 16) 2326 { 2327 psecuritypriv->PMKIDIndex = 0; 2328 } 2329 } 2330 2331 return 0; 2332 } 2333 2334 static int cfg80211_rtw_del_pmksa(struct wiphy *wiphy, 2335 struct net_device *ndev, 2336 struct cfg80211_pmksa *pmksa) 2337 { 2338 u8 index, bMatched = false; 2339 struct adapter *padapter = (struct adapter *)rtw_netdev_priv(ndev); 2340 struct security_priv *psecuritypriv = &padapter->securitypriv; 2341 2342 DBG_871X(FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(ndev)); 2343 2344 for (index = 0 ; index < NUM_PMKID_CACHE; index++) 2345 { 2346 if (!memcmp(psecuritypriv->PMKIDList[index].Bssid, (u8 *)pmksa->bssid, ETH_ALEN)) 2347 { /* BSSID is matched, the same AP => Remove this PMKID information and reset it. */ 2348 eth_zero_addr(psecuritypriv->PMKIDList[index].Bssid); 2349 memset(psecuritypriv->PMKIDList[index].PMKID, 0x00, WLAN_PMKID_LEN); 2350 psecuritypriv->PMKIDList[index].bUsed = false; 2351 bMatched = true; 2352 break; 2353 } 2354 } 2355 2356 if (false == bMatched) 2357 { 2358 DBG_871X(FUNC_NDEV_FMT" do not have matched BSSID\n" 2359 , FUNC_NDEV_ARG(ndev)); 2360 return -EINVAL; 2361 } 2362 2363 return 0; 2364 } 2365 2366 static int cfg80211_rtw_flush_pmksa(struct wiphy *wiphy, 2367 struct net_device *ndev) 2368 { 2369 struct adapter *padapter = (struct adapter *)rtw_netdev_priv(ndev); 2370 struct security_priv *psecuritypriv = &padapter->securitypriv; 2371 2372 DBG_871X(FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(ndev)); 2373 2374 memset(&psecuritypriv->PMKIDList[0], 0x00, sizeof(RT_PMKID_LIST) * NUM_PMKID_CACHE); 2375 psecuritypriv->PMKIDIndex = 0; 2376 2377 return 0; 2378 } 2379 2380 void rtw_cfg80211_indicate_sta_assoc(struct adapter *padapter, u8 *pmgmt_frame, uint frame_len) 2381 { 2382 struct net_device *ndev = padapter->pnetdev; 2383 2384 DBG_871X(FUNC_ADPT_FMT"\n", FUNC_ADPT_ARG(padapter)); 2385 2386 { 2387 struct station_info sinfo; 2388 u8 ie_offset; 2389 if (GetFrameSubType(pmgmt_frame) == WIFI_ASSOCREQ) 2390 ie_offset = _ASOCREQ_IE_OFFSET_; 2391 else /* WIFI_REASSOCREQ */ 2392 ie_offset = _REASOCREQ_IE_OFFSET_; 2393 2394 sinfo.filled = 0; 2395 sinfo.assoc_req_ies = pmgmt_frame + WLAN_HDR_A3_LEN + ie_offset; 2396 sinfo.assoc_req_ies_len = frame_len - WLAN_HDR_A3_LEN - ie_offset; 2397 cfg80211_new_sta(ndev, GetAddr2Ptr(pmgmt_frame), &sinfo, GFP_ATOMIC); 2398 } 2399 } 2400 2401 void rtw_cfg80211_indicate_sta_disassoc(struct adapter *padapter, unsigned char *da, unsigned short reason) 2402 { 2403 struct net_device *ndev = padapter->pnetdev; 2404 2405 DBG_871X(FUNC_ADPT_FMT"\n", FUNC_ADPT_ARG(padapter)); 2406 2407 cfg80211_del_sta(ndev, da, GFP_ATOMIC); 2408 } 2409 2410 2411 2412 static netdev_tx_t rtw_cfg80211_monitor_if_xmit_entry(struct sk_buff *skb, struct net_device *ndev) 2413 { 2414 int rtap_len; 2415 int qos_len = 0; 2416 int dot11_hdr_len = 24; 2417 int snap_len = 6; 2418 unsigned char *pdata; 2419 u16 frame_control; 2420 unsigned char src_mac_addr[6]; 2421 unsigned char dst_mac_addr[6]; 2422 struct ieee80211_hdr *dot11_hdr; 2423 struct ieee80211_radiotap_header *rtap_hdr; 2424 struct adapter *padapter = (struct adapter *)rtw_netdev_priv(ndev); 2425 2426 DBG_871X(FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(ndev)); 2427 2428 if (!skb) 2429 goto fail; 2430 2431 rtw_mstat_update(MSTAT_TYPE_SKB, MSTAT_ALLOC_SUCCESS, skb->truesize); 2432 2433 if (unlikely(skb->len < sizeof(struct ieee80211_radiotap_header))) 2434 goto fail; 2435 2436 rtap_hdr = (struct ieee80211_radiotap_header *)skb->data; 2437 if (unlikely(rtap_hdr->it_version)) 2438 goto fail; 2439 2440 rtap_len = ieee80211_get_radiotap_len(skb->data); 2441 if (unlikely(skb->len < rtap_len)) 2442 goto fail; 2443 2444 if (rtap_len != 14) 2445 { 2446 DBG_8192C("radiotap len (should be 14): %d\n", rtap_len); 2447 goto fail; 2448 } 2449 2450 /* Skip the ratio tap header */ 2451 skb_pull(skb, rtap_len); 2452 2453 dot11_hdr = (struct ieee80211_hdr *)skb->data; 2454 frame_control = le16_to_cpu(dot11_hdr->frame_control); 2455 /* Check if the QoS bit is set */ 2456 if ((frame_control & IEEE80211_FCTL_FTYPE) == IEEE80211_FTYPE_DATA) { 2457 /* Check if this ia a Wireless Distribution System (WDS) frame 2458 * which has 4 MAC addresses 2459 */ 2460 if (frame_control & 0x0080) 2461 qos_len = 2; 2462 if ((frame_control & 0x0300) == 0x0300) 2463 dot11_hdr_len += 6; 2464 2465 memcpy(dst_mac_addr, dot11_hdr->addr1, sizeof(dst_mac_addr)); 2466 memcpy(src_mac_addr, dot11_hdr->addr2, sizeof(src_mac_addr)); 2467 2468 /* Skip the 802.11 header, QoS (if any) and SNAP, but leave spaces for 2469 * for two MAC addresses 2470 */ 2471 skb_pull(skb, dot11_hdr_len + qos_len + snap_len - sizeof(src_mac_addr) * 2); 2472 pdata = (unsigned char *)skb->data; 2473 memcpy(pdata, dst_mac_addr, sizeof(dst_mac_addr)); 2474 memcpy(pdata + sizeof(dst_mac_addr), src_mac_addr, sizeof(src_mac_addr)); 2475 2476 DBG_8192C("should be eapol packet\n"); 2477 2478 /* Use the real net device to transmit the packet */ 2479 return _rtw_xmit_entry(skb, padapter->pnetdev); 2480 2481 } 2482 else if ((frame_control & (IEEE80211_FCTL_FTYPE|IEEE80211_FCTL_STYPE)) 2483 == (IEEE80211_FTYPE_MGMT|IEEE80211_STYPE_ACTION) 2484 ) 2485 { 2486 /* only for action frames */ 2487 struct xmit_frame *pmgntframe; 2488 struct pkt_attrib *pattrib; 2489 unsigned char *pframe; 2490 /* u8 category, action, OUI_Subtype, dialogToken = 0; */ 2491 /* unsigned char *frame_body; */ 2492 struct ieee80211_hdr *pwlanhdr; 2493 struct xmit_priv *pxmitpriv = &(padapter->xmitpriv); 2494 struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv); 2495 u8 *buf = skb->data; 2496 u32 len = skb->len; 2497 u8 category, action; 2498 2499 if (rtw_action_frame_parse(buf, len, &category, &action) == false) { 2500 DBG_8192C(FUNC_NDEV_FMT" frame_control:0x%x\n", FUNC_NDEV_ARG(ndev), 2501 le16_to_cpu(((struct ieee80211_hdr_3addr *)buf)->frame_control)); 2502 goto fail; 2503 } 2504 2505 DBG_8192C("RTW_Tx:da ="MAC_FMT" via "FUNC_NDEV_FMT"\n", 2506 MAC_ARG(GetAddr1Ptr(buf)), FUNC_NDEV_ARG(ndev)); 2507 if (category == RTW_WLAN_CATEGORY_PUBLIC) 2508 DBG_871X("RTW_Tx:%s\n", action_public_str(action)); 2509 else 2510 DBG_871X("RTW_Tx:category(%u), action(%u)\n", category, action); 2511 2512 /* starting alloc mgmt frame to dump it */ 2513 if ((pmgntframe = alloc_mgtxmitframe(pxmitpriv)) == NULL) 2514 { 2515 goto fail; 2516 } 2517 2518 /* update attribute */ 2519 pattrib = &pmgntframe->attrib; 2520 update_mgntframe_attrib(padapter, pattrib); 2521 pattrib->retry_ctrl = false; 2522 2523 memset(pmgntframe->buf_addr, 0, WLANHDR_OFFSET + TXDESC_OFFSET); 2524 2525 pframe = (u8 *)(pmgntframe->buf_addr) + TXDESC_OFFSET; 2526 2527 memcpy(pframe, (void *)buf, len); 2528 pattrib->pktlen = len; 2529 2530 pwlanhdr = (struct ieee80211_hdr *)pframe; 2531 /* update seq number */ 2532 pmlmeext->mgnt_seq = GetSequence(pwlanhdr); 2533 pattrib->seqnum = pmlmeext->mgnt_seq; 2534 pmlmeext->mgnt_seq++; 2535 2536 2537 pattrib->last_txcmdsz = pattrib->pktlen; 2538 2539 dump_mgntframe(padapter, pmgntframe); 2540 2541 } 2542 else 2543 { 2544 DBG_8192C("frame_control = 0x%x\n", frame_control & (IEEE80211_FCTL_FTYPE|IEEE80211_FCTL_STYPE)); 2545 } 2546 2547 2548 fail: 2549 2550 dev_kfree_skb_any(skb); 2551 2552 return 0; 2553 2554 } 2555 2556 2557 2558 static const struct net_device_ops rtw_cfg80211_monitor_if_ops = { 2559 .ndo_start_xmit = rtw_cfg80211_monitor_if_xmit_entry, 2560 }; 2561 2562 static int rtw_cfg80211_add_monitor_if(struct adapter *padapter, char *name, struct net_device **ndev) 2563 { 2564 int ret = 0; 2565 struct net_device* mon_ndev = NULL; 2566 struct wireless_dev* mon_wdev = NULL; 2567 struct rtw_netdev_priv_indicator *pnpi; 2568 struct rtw_wdev_priv *pwdev_priv = adapter_wdev_data(padapter); 2569 2570 if (!name) { 2571 DBG_871X(FUNC_ADPT_FMT" without specific name\n", FUNC_ADPT_ARG(padapter)); 2572 ret = -EINVAL; 2573 goto out; 2574 } 2575 2576 if (pwdev_priv->pmon_ndev) { 2577 DBG_871X(FUNC_ADPT_FMT" monitor interface exist: "NDEV_FMT"\n", 2578 FUNC_ADPT_ARG(padapter), NDEV_ARG(pwdev_priv->pmon_ndev)); 2579 ret = -EBUSY; 2580 goto out; 2581 } 2582 2583 mon_ndev = alloc_etherdev(sizeof(struct rtw_netdev_priv_indicator)); 2584 if (!mon_ndev) { 2585 DBG_871X(FUNC_ADPT_FMT" allocate ndev fail\n", FUNC_ADPT_ARG(padapter)); 2586 ret = -ENOMEM; 2587 goto out; 2588 } 2589 2590 mon_ndev->type = ARPHRD_IEEE80211_RADIOTAP; 2591 strncpy(mon_ndev->name, name, IFNAMSIZ); 2592 mon_ndev->name[IFNAMSIZ - 1] = 0; 2593 mon_ndev->needs_free_netdev = true; 2594 mon_ndev->priv_destructor = rtw_ndev_destructor; 2595 2596 mon_ndev->netdev_ops = &rtw_cfg80211_monitor_if_ops; 2597 2598 pnpi = netdev_priv(mon_ndev); 2599 pnpi->priv = padapter; 2600 pnpi->sizeof_priv = sizeof(struct adapter); 2601 2602 /* wdev */ 2603 mon_wdev = rtw_zmalloc(sizeof(struct wireless_dev)); 2604 if (!mon_wdev) { 2605 DBG_871X(FUNC_ADPT_FMT" allocate mon_wdev fail\n", FUNC_ADPT_ARG(padapter)); 2606 ret = -ENOMEM; 2607 goto out; 2608 } 2609 2610 mon_wdev->wiphy = padapter->rtw_wdev->wiphy; 2611 mon_wdev->netdev = mon_ndev; 2612 mon_wdev->iftype = NL80211_IFTYPE_MONITOR; 2613 mon_ndev->ieee80211_ptr = mon_wdev; 2614 2615 ret = register_netdevice(mon_ndev); 2616 if (ret) { 2617 goto out; 2618 } 2619 2620 *ndev = pwdev_priv->pmon_ndev = mon_ndev; 2621 memcpy(pwdev_priv->ifname_mon, name, IFNAMSIZ+1); 2622 2623 out: 2624 if (ret && mon_wdev) { 2625 kfree(mon_wdev); 2626 mon_wdev = NULL; 2627 } 2628 2629 if (ret && mon_ndev) { 2630 free_netdev(mon_ndev); 2631 *ndev = mon_ndev = NULL; 2632 } 2633 2634 return ret; 2635 } 2636 2637 static struct wireless_dev * 2638 cfg80211_rtw_add_virtual_intf( 2639 struct wiphy *wiphy, 2640 const char *name, 2641 unsigned char name_assign_type, 2642 enum nl80211_iftype type, struct vif_params *params) 2643 { 2644 int ret = 0; 2645 struct net_device* ndev = NULL; 2646 struct adapter *padapter = wiphy_to_adapter(wiphy); 2647 2648 DBG_871X(FUNC_ADPT_FMT " wiphy:%s, name:%s, type:%d\n", 2649 FUNC_ADPT_ARG(padapter), wiphy_name(wiphy), name, type); 2650 2651 switch (type) { 2652 case NL80211_IFTYPE_ADHOC: 2653 case NL80211_IFTYPE_AP_VLAN: 2654 case NL80211_IFTYPE_WDS: 2655 case NL80211_IFTYPE_MESH_POINT: 2656 ret = -ENODEV; 2657 break; 2658 case NL80211_IFTYPE_MONITOR: 2659 ret = rtw_cfg80211_add_monitor_if(padapter, (char *)name, &ndev); 2660 break; 2661 case NL80211_IFTYPE_P2P_CLIENT: 2662 case NL80211_IFTYPE_STATION: 2663 ret = -ENODEV; 2664 break; 2665 case NL80211_IFTYPE_P2P_GO: 2666 case NL80211_IFTYPE_AP: 2667 ret = -ENODEV; 2668 break; 2669 default: 2670 ret = -ENODEV; 2671 DBG_871X("Unsupported interface type\n"); 2672 break; 2673 } 2674 2675 DBG_871X(FUNC_ADPT_FMT" ndev:%p, ret:%d\n", FUNC_ADPT_ARG(padapter), ndev, ret); 2676 2677 return ndev ? ndev->ieee80211_ptr : ERR_PTR(ret); 2678 } 2679 2680 static int cfg80211_rtw_del_virtual_intf(struct wiphy *wiphy, 2681 struct wireless_dev *wdev 2682 ) 2683 { 2684 struct net_device *ndev = wdev_to_ndev(wdev); 2685 int ret = 0; 2686 struct adapter *adapter; 2687 struct rtw_wdev_priv *pwdev_priv; 2688 2689 if (!ndev) { 2690 ret = -EINVAL; 2691 goto exit; 2692 } 2693 2694 adapter = (struct adapter *)rtw_netdev_priv(ndev); 2695 pwdev_priv = adapter_wdev_data(adapter); 2696 2697 unregister_netdevice(ndev); 2698 2699 if (ndev == pwdev_priv->pmon_ndev) { 2700 pwdev_priv->pmon_ndev = NULL; 2701 pwdev_priv->ifname_mon[0] = '\0'; 2702 DBG_871X(FUNC_NDEV_FMT" remove monitor interface\n", FUNC_NDEV_ARG(ndev)); 2703 } 2704 2705 exit: 2706 return ret; 2707 } 2708 2709 static int rtw_add_beacon(struct adapter *adapter, const u8 *head, size_t head_len, const u8 *tail, size_t tail_len) 2710 { 2711 int ret = 0; 2712 u8 *pbuf = NULL; 2713 uint len, wps_ielen = 0; 2714 struct mlme_priv *pmlmepriv = &(adapter->mlmepriv); 2715 2716 DBG_8192C("%s beacon_head_len =%zu, beacon_tail_len =%zu\n", __func__, head_len, tail_len); 2717 2718 if (check_fwstate(pmlmepriv, WIFI_AP_STATE) != true) 2719 return -EINVAL; 2720 2721 if (head_len < 24) 2722 return -EINVAL; 2723 2724 pbuf = rtw_zmalloc(head_len+tail_len); 2725 if (!pbuf) 2726 return -ENOMEM; 2727 2728 memcpy(pbuf, (void *)head+24, head_len-24);/* 24 =beacon header len. */ 2729 memcpy(pbuf+head_len-24, (void *)tail, tail_len); 2730 2731 len = head_len+tail_len-24; 2732 2733 /* check wps ie if inclued */ 2734 if (rtw_get_wps_ie(pbuf+_FIXED_IE_LENGTH_, len-_FIXED_IE_LENGTH_, NULL, &wps_ielen)) 2735 DBG_8192C("add bcn, wps_ielen =%d\n", wps_ielen); 2736 2737 /* pbss_network->IEs will not include p2p_ie, wfd ie */ 2738 rtw_ies_remove_ie(pbuf, &len, _BEACON_IE_OFFSET_, _VENDOR_SPECIFIC_IE_, P2P_OUI, 4); 2739 rtw_ies_remove_ie(pbuf, &len, _BEACON_IE_OFFSET_, _VENDOR_SPECIFIC_IE_, WFD_OUI, 4); 2740 2741 if (rtw_check_beacon_data(adapter, pbuf, len) == _SUCCESS) 2742 { 2743 ret = 0; 2744 } 2745 else 2746 { 2747 ret = -EINVAL; 2748 } 2749 2750 2751 kfree(pbuf); 2752 2753 return ret; 2754 } 2755 2756 static int cfg80211_rtw_start_ap(struct wiphy *wiphy, struct net_device *ndev, 2757 struct cfg80211_ap_settings *settings) 2758 { 2759 int ret = 0; 2760 struct adapter *adapter = (struct adapter *)rtw_netdev_priv(ndev); 2761 2762 DBG_871X(FUNC_NDEV_FMT" hidden_ssid:%d, auth_type:%d\n", FUNC_NDEV_ARG(ndev), 2763 settings->hidden_ssid, settings->auth_type); 2764 2765 ret = rtw_add_beacon(adapter, settings->beacon.head, settings->beacon.head_len, 2766 settings->beacon.tail, settings->beacon.tail_len); 2767 2768 adapter->mlmeextpriv.mlmext_info.hidden_ssid_mode = settings->hidden_ssid; 2769 2770 if (settings->ssid && settings->ssid_len) { 2771 struct wlan_bssid_ex *pbss_network = &adapter->mlmepriv.cur_network.network; 2772 struct wlan_bssid_ex *pbss_network_ext = &adapter->mlmeextpriv.mlmext_info.network; 2773 2774 memcpy(pbss_network->Ssid.Ssid, (void *)settings->ssid, settings->ssid_len); 2775 pbss_network->Ssid.SsidLength = settings->ssid_len; 2776 memcpy(pbss_network_ext->Ssid.Ssid, (void *)settings->ssid, settings->ssid_len); 2777 pbss_network_ext->Ssid.SsidLength = settings->ssid_len; 2778 } 2779 2780 return ret; 2781 } 2782 2783 static int cfg80211_rtw_change_beacon(struct wiphy *wiphy, struct net_device *ndev, 2784 struct cfg80211_beacon_data *info) 2785 { 2786 struct adapter *adapter = (struct adapter *)rtw_netdev_priv(ndev); 2787 2788 DBG_871X(FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(ndev)); 2789 2790 return rtw_add_beacon(adapter, info->head, info->head_len, info->tail, info->tail_len); 2791 } 2792 2793 static int cfg80211_rtw_stop_ap(struct wiphy *wiphy, struct net_device *ndev) 2794 { 2795 DBG_871X(FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(ndev)); 2796 return 0; 2797 } 2798 2799 static int cfg80211_rtw_add_station(struct wiphy *wiphy, struct net_device *ndev, 2800 const u8 *mac, 2801 struct station_parameters *params) 2802 { 2803 DBG_871X(FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(ndev)); 2804 2805 return 0; 2806 } 2807 2808 static int cfg80211_rtw_del_station(struct wiphy *wiphy, struct net_device *ndev, 2809 struct station_del_parameters *params) 2810 { 2811 int ret = 0; 2812 struct list_head *phead, *plist; 2813 u8 updated = false; 2814 struct sta_info *psta = NULL; 2815 struct adapter *padapter = (struct adapter *)rtw_netdev_priv(ndev); 2816 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv); 2817 struct sta_priv *pstapriv = &padapter->stapriv; 2818 const u8 *mac = params->mac; 2819 2820 DBG_871X("+"FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(ndev)); 2821 2822 if (check_fwstate(pmlmepriv, (_FW_LINKED|WIFI_AP_STATE)) != true) 2823 { 2824 DBG_8192C("%s, fw_state != FW_LINKED|WIFI_AP_STATE\n", __func__); 2825 return -EINVAL; 2826 } 2827 2828 2829 if (!mac) 2830 { 2831 DBG_8192C("flush all sta, and cam_entry\n"); 2832 2833 flush_all_cam_entry(padapter); /* clear CAM */ 2834 2835 rtw_sta_flush(padapter); 2836 2837 return 0; 2838 } 2839 2840 2841 DBG_8192C("free sta macaddr =" MAC_FMT "\n", MAC_ARG(mac)); 2842 2843 if (mac[0] == 0xff && mac[1] == 0xff && 2844 mac[2] == 0xff && mac[3] == 0xff && 2845 mac[4] == 0xff && mac[5] == 0xff) 2846 { 2847 return -EINVAL; 2848 } 2849 2850 2851 spin_lock_bh(&pstapriv->asoc_list_lock); 2852 2853 phead = &pstapriv->asoc_list; 2854 plist = get_next(phead); 2855 2856 /* check asoc_queue */ 2857 while (phead != plist) 2858 { 2859 psta = LIST_CONTAINOR(plist, struct sta_info, asoc_list); 2860 2861 plist = get_next(plist); 2862 2863 if (!memcmp((u8 *)mac, psta->hwaddr, ETH_ALEN)) 2864 { 2865 if (psta->dot8021xalg == 1 && psta->bpairwise_key_installed == false) 2866 { 2867 DBG_8192C("%s, sta's dot8021xalg = 1 and key_installed = false\n", __func__); 2868 } 2869 else 2870 { 2871 DBG_8192C("free psta =%p, aid =%d\n", psta, psta->aid); 2872 2873 list_del_init(&psta->asoc_list); 2874 pstapriv->asoc_list_cnt--; 2875 2876 updated = ap_free_sta(padapter, psta, true, WLAN_REASON_DEAUTH_LEAVING); 2877 2878 psta = NULL; 2879 2880 break; 2881 } 2882 2883 } 2884 2885 } 2886 2887 spin_unlock_bh(&pstapriv->asoc_list_lock); 2888 2889 associated_clients_update(padapter, updated); 2890 2891 DBG_871X("-"FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(ndev)); 2892 2893 return ret; 2894 2895 } 2896 2897 static int cfg80211_rtw_change_station(struct wiphy *wiphy, struct net_device *ndev, 2898 const u8 *mac, struct station_parameters *params) 2899 { 2900 DBG_871X(FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(ndev)); 2901 2902 return 0; 2903 } 2904 2905 static struct sta_info *rtw_sta_info_get_by_idx(const int idx, struct sta_priv *pstapriv) 2906 2907 { 2908 struct list_head *phead, *plist; 2909 struct sta_info *psta = NULL; 2910 int i = 0; 2911 2912 phead = &pstapriv->asoc_list; 2913 plist = get_next(phead); 2914 2915 /* check asoc_queue */ 2916 while (phead != plist) 2917 { 2918 if (idx == i) psta = LIST_CONTAINOR(plist, struct sta_info, asoc_list); 2919 plist = get_next(plist); 2920 i++; 2921 } 2922 return psta; 2923 } 2924 2925 static int cfg80211_rtw_dump_station(struct wiphy *wiphy, struct net_device *ndev, 2926 int idx, u8 *mac, struct station_info *sinfo) 2927 { 2928 2929 int ret = 0; 2930 struct adapter *padapter = (struct adapter *)rtw_netdev_priv(ndev); 2931 struct sta_info *psta = NULL; 2932 struct sta_priv *pstapriv = &padapter->stapriv; 2933 DBG_871X(FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(ndev)); 2934 2935 spin_lock_bh(&pstapriv->asoc_list_lock); 2936 psta = rtw_sta_info_get_by_idx(idx, pstapriv); 2937 spin_unlock_bh(&pstapriv->asoc_list_lock); 2938 if (NULL == psta) 2939 { 2940 DBG_871X("Station is not found\n"); 2941 ret = -ENOENT; 2942 goto exit; 2943 } 2944 memcpy(mac, psta->hwaddr, ETH_ALEN); 2945 sinfo->filled = BIT_ULL(NL80211_STA_INFO_SIGNAL); 2946 sinfo->signal = psta->rssi; 2947 2948 exit: 2949 return ret; 2950 } 2951 2952 static int cfg80211_rtw_change_bss(struct wiphy *wiphy, struct net_device *ndev, 2953 struct bss_parameters *params) 2954 { 2955 DBG_871X(FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(ndev)); 2956 return 0; 2957 } 2958 2959 void rtw_cfg80211_rx_action(struct adapter *adapter, u8 *frame, uint frame_len, const char*msg) 2960 { 2961 s32 freq; 2962 int channel; 2963 u8 category, action; 2964 2965 channel = rtw_get_oper_ch(adapter); 2966 2967 rtw_action_frame_parse(frame, frame_len, &category, &action); 2968 2969 DBG_8192C("RTW_Rx:cur_ch =%d\n", channel); 2970 if (msg) 2971 DBG_871X("RTW_Rx:%s\n", msg); 2972 else 2973 DBG_871X("RTW_Rx:category(%u), action(%u)\n", category, action); 2974 2975 freq = rtw_ieee80211_channel_to_frequency(channel, NL80211_BAND_2GHZ); 2976 2977 rtw_cfg80211_rx_mgmt(adapter, freq, 0, frame, frame_len, GFP_ATOMIC); 2978 } 2979 2980 static int _cfg80211_rtw_mgmt_tx(struct adapter *padapter, u8 tx_ch, const u8 *buf, size_t len) 2981 { 2982 struct xmit_frame *pmgntframe; 2983 struct pkt_attrib *pattrib; 2984 unsigned char *pframe; 2985 int ret = _FAIL; 2986 bool ack = true; 2987 struct ieee80211_hdr *pwlanhdr; 2988 struct xmit_priv *pxmitpriv = &(padapter->xmitpriv); 2989 struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv); 2990 2991 rtw_set_scan_deny(padapter, 1000); 2992 2993 rtw_scan_abort(padapter); 2994 if (tx_ch != rtw_get_oper_ch(padapter)) { 2995 if (!check_fwstate(&padapter->mlmepriv, _FW_LINKED)) 2996 pmlmeext->cur_channel = tx_ch; 2997 set_channel_bwmode(padapter, tx_ch, HAL_PRIME_CHNL_OFFSET_DONT_CARE, CHANNEL_WIDTH_20); 2998 } 2999 3000 /* starting alloc mgmt frame to dump it */ 3001 if ((pmgntframe = alloc_mgtxmitframe(pxmitpriv)) == NULL) 3002 { 3003 /* ret = -ENOMEM; */ 3004 ret = _FAIL; 3005 goto exit; 3006 } 3007 3008 /* update attribute */ 3009 pattrib = &pmgntframe->attrib; 3010 update_mgntframe_attrib(padapter, pattrib); 3011 pattrib->retry_ctrl = false; 3012 3013 memset(pmgntframe->buf_addr, 0, WLANHDR_OFFSET + TXDESC_OFFSET); 3014 3015 pframe = (u8 *)(pmgntframe->buf_addr) + TXDESC_OFFSET; 3016 3017 memcpy(pframe, (void *)buf, len); 3018 pattrib->pktlen = len; 3019 3020 pwlanhdr = (struct ieee80211_hdr *)pframe; 3021 /* update seq number */ 3022 pmlmeext->mgnt_seq = GetSequence(pwlanhdr); 3023 pattrib->seqnum = pmlmeext->mgnt_seq; 3024 pmlmeext->mgnt_seq++; 3025 3026 pattrib->last_txcmdsz = pattrib->pktlen; 3027 3028 if (dump_mgntframe_and_wait_ack(padapter, pmgntframe) != _SUCCESS) 3029 { 3030 ack = false; 3031 ret = _FAIL; 3032 3033 #ifdef DEBUG_CFG80211 3034 DBG_8192C("%s, ack == _FAIL\n", __func__); 3035 #endif 3036 } 3037 else 3038 { 3039 3040 msleep(50); 3041 3042 #ifdef DEBUG_CFG80211 3043 DBG_8192C("%s, ack =%d, ok!\n", __func__, ack); 3044 #endif 3045 ret = _SUCCESS; 3046 } 3047 3048 exit: 3049 3050 #ifdef DEBUG_CFG80211 3051 DBG_8192C("%s, ret =%d\n", __func__, ret); 3052 #endif 3053 3054 return ret; 3055 3056 } 3057 3058 static int cfg80211_rtw_mgmt_tx(struct wiphy *wiphy, 3059 struct wireless_dev *wdev, 3060 struct cfg80211_mgmt_tx_params *params, 3061 u64 *cookie) 3062 { 3063 struct net_device *ndev = wdev_to_ndev(wdev); 3064 struct ieee80211_channel *chan = params->chan; 3065 const u8 *buf = params->buf; 3066 size_t len = params->len; 3067 int ret = 0; 3068 int tx_ret; 3069 u32 dump_limit = RTW_MAX_MGMT_TX_CNT; 3070 u32 dump_cnt = 0; 3071 bool ack = true; 3072 u8 tx_ch = (u8)ieee80211_frequency_to_channel(chan->center_freq); 3073 u8 category, action; 3074 int type = (-1); 3075 struct adapter *padapter; 3076 struct rtw_wdev_priv *pwdev_priv; 3077 3078 if (ndev == NULL) { 3079 ret = -EINVAL; 3080 goto exit; 3081 } 3082 3083 padapter = (struct adapter *)rtw_netdev_priv(ndev); 3084 pwdev_priv = adapter_wdev_data(padapter); 3085 3086 /* cookie generation */ 3087 *cookie = (unsigned long) buf; 3088 3089 #ifdef DEBUG_CFG80211 3090 DBG_871X(FUNC_ADPT_FMT" len =%zu, ch =%d" 3091 "\n", FUNC_ADPT_ARG(padapter), 3092 len, tx_ch 3093 ); 3094 #endif /* DEBUG_CFG80211 */ 3095 3096 /* indicate ack before issue frame to avoid racing with rsp frame */ 3097 rtw_cfg80211_mgmt_tx_status(padapter, *cookie, buf, len, ack, GFP_KERNEL); 3098 3099 if (rtw_action_frame_parse(buf, len, &category, &action) == false) { 3100 DBG_8192C(FUNC_ADPT_FMT" frame_control:0x%x\n", FUNC_ADPT_ARG(padapter), 3101 le16_to_cpu(((struct ieee80211_hdr_3addr *)buf)->frame_control)); 3102 goto exit; 3103 } 3104 3105 DBG_8192C("RTW_Tx:tx_ch =%d, da ="MAC_FMT"\n", tx_ch, MAC_ARG(GetAddr1Ptr(buf))); 3106 if (category == RTW_WLAN_CATEGORY_PUBLIC) 3107 DBG_871X("RTW_Tx:%s\n", action_public_str(action)); 3108 else 3109 DBG_871X("RTW_Tx:category(%u), action(%u)\n", category, action); 3110 3111 rtw_ps_deny(padapter, PS_DENY_MGNT_TX); 3112 if (_FAIL == rtw_pwr_wakeup(padapter)) { 3113 ret = -EFAULT; 3114 goto cancel_ps_deny; 3115 } 3116 3117 do { 3118 dump_cnt++; 3119 tx_ret = _cfg80211_rtw_mgmt_tx(padapter, tx_ch, buf, len); 3120 } while (dump_cnt < dump_limit && tx_ret != _SUCCESS); 3121 3122 if (tx_ret != _SUCCESS || dump_cnt > 1) { 3123 DBG_871X(FUNC_ADPT_FMT" %s (%d/%d)\n", FUNC_ADPT_ARG(padapter), 3124 tx_ret == _SUCCESS?"OK":"FAIL", dump_cnt, dump_limit); 3125 } 3126 3127 switch (type) { 3128 case P2P_GO_NEGO_CONF: 3129 rtw_clear_scan_deny(padapter); 3130 break; 3131 case P2P_INVIT_RESP: 3132 if (pwdev_priv->invit_info.flags & BIT(0) 3133 && pwdev_priv->invit_info.status == 0) 3134 { 3135 DBG_871X(FUNC_ADPT_FMT" agree with invitation of persistent group\n", 3136 FUNC_ADPT_ARG(padapter)); 3137 rtw_set_scan_deny(padapter, 5000); 3138 rtw_pwr_wakeup_ex(padapter, 5000); 3139 rtw_clear_scan_deny(padapter); 3140 } 3141 break; 3142 } 3143 3144 cancel_ps_deny: 3145 rtw_ps_deny_cancel(padapter, PS_DENY_MGNT_TX); 3146 exit: 3147 return ret; 3148 } 3149 3150 #if defined(CONFIG_PNO_SUPPORT) 3151 static int cfg80211_rtw_sched_scan_start(struct wiphy *wiphy, 3152 struct net_device *dev, 3153 struct cfg80211_sched_scan_request *request) { 3154 3155 struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev); 3156 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv); 3157 int ret; 3158 3159 if (padapter->bup == false) { 3160 DBG_871X("%s: net device is down.\n", __func__); 3161 return -EIO; 3162 } 3163 3164 if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY) == true || 3165 check_fwstate(pmlmepriv, _FW_LINKED) == true || 3166 check_fwstate(pmlmepriv, _FW_UNDER_LINKING) == true) { 3167 DBG_871X("%s: device is busy.\n", __func__); 3168 rtw_scan_abort(padapter); 3169 } 3170 3171 if (request == NULL) { 3172 DBG_871X("%s: invalid cfg80211_requests parameters.\n", __func__); 3173 return -EINVAL; 3174 } 3175 3176 ret = rtw_android_cfg80211_pno_setup(dev, request->ssids, 3177 request->n_ssids, request->interval); 3178 3179 if (ret < 0) { 3180 DBG_871X("%s ret: %d\n", __func__, ret); 3181 goto exit; 3182 } 3183 3184 ret = rtw_android_pno_enable(dev, true); 3185 if (ret < 0) { 3186 DBG_871X("%s ret: %d\n", __func__, ret); 3187 goto exit; 3188 } 3189 exit: 3190 return ret; 3191 } 3192 3193 static int cfg80211_rtw_sched_scan_stop(struct wiphy *wiphy, 3194 struct net_device *dev) { 3195 return rtw_android_pno_enable(dev, false); 3196 } 3197 #endif /* CONFIG_PNO_SUPPORT */ 3198 3199 static void rtw_cfg80211_init_ht_capab(struct ieee80211_sta_ht_cap *ht_cap, enum nl80211_band band, u8 rf_type) 3200 { 3201 3202 #define MAX_BIT_RATE_40MHZ_MCS15 300 /* Mbps */ 3203 #define MAX_BIT_RATE_40MHZ_MCS7 150 /* Mbps */ 3204 3205 ht_cap->ht_supported = true; 3206 3207 ht_cap->cap = IEEE80211_HT_CAP_SUP_WIDTH_20_40 | 3208 IEEE80211_HT_CAP_SGI_40 | IEEE80211_HT_CAP_SGI_20 | 3209 IEEE80211_HT_CAP_DSSSCCK40 | IEEE80211_HT_CAP_MAX_AMSDU; 3210 3211 /* 3212 *Maximum length of AMPDU that the STA can receive. 3213 *Length = 2 ^ (13 + max_ampdu_length_exp) - 1 (octets) 3214 */ 3215 ht_cap->ampdu_factor = IEEE80211_HT_MAX_AMPDU_64K; 3216 3217 /*Minimum MPDU start spacing , */ 3218 ht_cap->ampdu_density = IEEE80211_HT_MPDU_DENSITY_16; 3219 3220 ht_cap->mcs.tx_params = IEEE80211_HT_MCS_TX_DEFINED; 3221 3222 /* 3223 *hw->wiphy->bands[NL80211_BAND_2GHZ] 3224 *base on ant_num 3225 *rx_mask: RX mask 3226 *if rx_ant = 1 rx_mask[0]= 0xff;==>MCS0-MCS7 3227 *if rx_ant =2 rx_mask[1]= 0xff;==>MCS8-MCS15 3228 *if rx_ant >=3 rx_mask[2]= 0xff; 3229 *if BW_40 rx_mask[4]= 0x01; 3230 *highest supported RX rate 3231 */ 3232 if (rf_type == RF_1T1R) 3233 { 3234 ht_cap->mcs.rx_mask[0] = 0xFF; 3235 ht_cap->mcs.rx_mask[1] = 0x00; 3236 ht_cap->mcs.rx_mask[4] = 0x01; 3237 3238 ht_cap->mcs.rx_highest = cpu_to_le16(MAX_BIT_RATE_40MHZ_MCS7); 3239 } 3240 else if ((rf_type == RF_1T2R) || (rf_type == RF_2T2R)) 3241 { 3242 ht_cap->mcs.rx_mask[0] = 0xFF; 3243 ht_cap->mcs.rx_mask[1] = 0xFF; 3244 ht_cap->mcs.rx_mask[4] = 0x01; 3245 3246 ht_cap->mcs.rx_highest = cpu_to_le16(MAX_BIT_RATE_40MHZ_MCS15); 3247 } 3248 else 3249 { 3250 DBG_8192C("%s, error rf_type =%d\n", __func__, rf_type); 3251 } 3252 3253 } 3254 3255 void rtw_cfg80211_init_wiphy(struct adapter *padapter) 3256 { 3257 u8 rf_type; 3258 struct ieee80211_supported_band *bands; 3259 struct wireless_dev *pwdev = padapter->rtw_wdev; 3260 struct wiphy *wiphy = pwdev->wiphy; 3261 3262 rtw_hal_get_hwreg(padapter, HW_VAR_RF_TYPE, (u8 *)(&rf_type)); 3263 3264 DBG_8192C("%s:rf_type =%d\n", __func__, rf_type); 3265 3266 { 3267 bands = wiphy->bands[NL80211_BAND_2GHZ]; 3268 if (bands) 3269 rtw_cfg80211_init_ht_capab(&bands->ht_cap, NL80211_BAND_2GHZ, rf_type); 3270 } 3271 3272 /* init regulary domain */ 3273 rtw_regd_init(padapter, rtw_reg_notifier); 3274 3275 /* copy mac_addr to wiphy */ 3276 memcpy(wiphy->perm_addr, padapter->eeprompriv.mac_addr, ETH_ALEN); 3277 3278 } 3279 3280 static void rtw_cfg80211_preinit_wiphy(struct adapter *padapter, struct wiphy *wiphy) 3281 { 3282 3283 wiphy->signal_type = CFG80211_SIGNAL_TYPE_MBM; 3284 3285 wiphy->max_scan_ssids = RTW_SSID_SCAN_AMOUNT; 3286 wiphy->max_scan_ie_len = RTW_SCAN_IE_LEN_MAX; 3287 wiphy->max_num_pmkids = RTW_MAX_NUM_PMKIDS; 3288 3289 wiphy->max_remain_on_channel_duration = RTW_MAX_REMAIN_ON_CHANNEL_DURATION; 3290 3291 wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION) 3292 | BIT(NL80211_IFTYPE_ADHOC) 3293 | BIT(NL80211_IFTYPE_AP) 3294 | BIT(NL80211_IFTYPE_MONITOR) 3295 ; 3296 3297 wiphy->mgmt_stypes = rtw_cfg80211_default_mgmt_stypes; 3298 3299 wiphy->software_iftypes |= BIT(NL80211_IFTYPE_MONITOR); 3300 3301 wiphy->cipher_suites = rtw_cipher_suites; 3302 wiphy->n_cipher_suites = ARRAY_SIZE(rtw_cipher_suites); 3303 3304 /* if (padapter->registrypriv.wireless_mode & WIRELESS_11G) */ 3305 wiphy->bands[NL80211_BAND_2GHZ] = rtw_spt_band_alloc(NL80211_BAND_2GHZ); 3306 3307 wiphy->flags |= WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL; 3308 wiphy->flags |= WIPHY_FLAG_OFFCHAN_TX | WIPHY_FLAG_HAVE_AP_SME; 3309 3310 #if defined(CONFIG_PM) 3311 wiphy->max_sched_scan_reqs = 1; 3312 #ifdef CONFIG_PNO_SUPPORT 3313 wiphy->max_sched_scan_ssids = MAX_PNO_LIST_COUNT; 3314 #endif 3315 #endif 3316 3317 #if defined(CONFIG_PM) 3318 wiphy->wowlan = &wowlan_stub; 3319 #endif 3320 3321 if (padapter->registrypriv.power_mgnt != PS_MODE_ACTIVE) 3322 wiphy->flags |= WIPHY_FLAG_PS_ON_BY_DEFAULT; 3323 else 3324 wiphy->flags &= ~WIPHY_FLAG_PS_ON_BY_DEFAULT; 3325 } 3326 3327 static struct cfg80211_ops rtw_cfg80211_ops = { 3328 .change_virtual_intf = cfg80211_rtw_change_iface, 3329 .add_key = cfg80211_rtw_add_key, 3330 .get_key = cfg80211_rtw_get_key, 3331 .del_key = cfg80211_rtw_del_key, 3332 .set_default_key = cfg80211_rtw_set_default_key, 3333 .get_station = cfg80211_rtw_get_station, 3334 .scan = cfg80211_rtw_scan, 3335 .set_wiphy_params = cfg80211_rtw_set_wiphy_params, 3336 .connect = cfg80211_rtw_connect, 3337 .disconnect = cfg80211_rtw_disconnect, 3338 .join_ibss = cfg80211_rtw_join_ibss, 3339 .leave_ibss = cfg80211_rtw_leave_ibss, 3340 .set_tx_power = cfg80211_rtw_set_txpower, 3341 .get_tx_power = cfg80211_rtw_get_txpower, 3342 .set_power_mgmt = cfg80211_rtw_set_power_mgmt, 3343 .set_pmksa = cfg80211_rtw_set_pmksa, 3344 .del_pmksa = cfg80211_rtw_del_pmksa, 3345 .flush_pmksa = cfg80211_rtw_flush_pmksa, 3346 3347 .add_virtual_intf = cfg80211_rtw_add_virtual_intf, 3348 .del_virtual_intf = cfg80211_rtw_del_virtual_intf, 3349 3350 .start_ap = cfg80211_rtw_start_ap, 3351 .change_beacon = cfg80211_rtw_change_beacon, 3352 .stop_ap = cfg80211_rtw_stop_ap, 3353 3354 .add_station = cfg80211_rtw_add_station, 3355 .del_station = cfg80211_rtw_del_station, 3356 .change_station = cfg80211_rtw_change_station, 3357 .dump_station = cfg80211_rtw_dump_station, 3358 .change_bss = cfg80211_rtw_change_bss, 3359 3360 .mgmt_tx = cfg80211_rtw_mgmt_tx, 3361 3362 #if defined(CONFIG_PNO_SUPPORT) 3363 .sched_scan_start = cfg80211_rtw_sched_scan_start, 3364 .sched_scan_stop = cfg80211_rtw_sched_scan_stop, 3365 #endif /* CONFIG_PNO_SUPPORT */ 3366 }; 3367 3368 int rtw_wdev_alloc(struct adapter *padapter, struct device *dev) 3369 { 3370 int ret = 0; 3371 struct wiphy *wiphy; 3372 struct wireless_dev *wdev; 3373 struct rtw_wdev_priv *pwdev_priv; 3374 struct net_device *pnetdev = padapter->pnetdev; 3375 3376 DBG_8192C("%s(padapter =%p)\n", __func__, padapter); 3377 3378 /* wiphy */ 3379 wiphy = wiphy_new(&rtw_cfg80211_ops, sizeof(struct adapter *)); 3380 if (!wiphy) { 3381 DBG_8192C("Couldn't allocate wiphy device\n"); 3382 ret = -ENOMEM; 3383 goto exit; 3384 } 3385 set_wiphy_dev(wiphy, dev); 3386 *((struct adapter **)wiphy_priv(wiphy)) = padapter; 3387 rtw_cfg80211_preinit_wiphy(padapter, wiphy); 3388 3389 ret = wiphy_register(wiphy); 3390 if (ret < 0) { 3391 DBG_8192C("Couldn't register wiphy device\n"); 3392 goto free_wiphy; 3393 } 3394 3395 /* wdev */ 3396 wdev = rtw_zmalloc(sizeof(struct wireless_dev)); 3397 if (!wdev) { 3398 DBG_8192C("Couldn't allocate wireless device\n"); 3399 ret = -ENOMEM; 3400 goto unregister_wiphy; 3401 } 3402 wdev->wiphy = wiphy; 3403 wdev->netdev = pnetdev; 3404 3405 wdev->iftype = NL80211_IFTYPE_STATION; /* will be init in rtw_hal_init() */ 3406 /* Must sync with _rtw_init_mlme_priv() */ 3407 /* pmlmepriv->fw_state = WIFI_STATION_STATE */ 3408 padapter->rtw_wdev = wdev; 3409 pnetdev->ieee80211_ptr = wdev; 3410 3411 /* init pwdev_priv */ 3412 pwdev_priv = adapter_wdev_data(padapter); 3413 pwdev_priv->rtw_wdev = wdev; 3414 pwdev_priv->pmon_ndev = NULL; 3415 pwdev_priv->ifname_mon[0] = '\0'; 3416 pwdev_priv->padapter = padapter; 3417 pwdev_priv->scan_request = NULL; 3418 spin_lock_init(&pwdev_priv->scan_req_lock); 3419 3420 pwdev_priv->p2p_enabled = false; 3421 pwdev_priv->provdisc_req_issued = false; 3422 rtw_wdev_invit_info_init(&pwdev_priv->invit_info); 3423 rtw_wdev_nego_info_init(&pwdev_priv->nego_info); 3424 3425 pwdev_priv->bandroid_scan = false; 3426 3427 if (padapter->registrypriv.power_mgnt != PS_MODE_ACTIVE) 3428 pwdev_priv->power_mgmt = true; 3429 else 3430 pwdev_priv->power_mgmt = false; 3431 3432 return ret; 3433 3434 unregister_wiphy: 3435 wiphy_unregister(wiphy); 3436 free_wiphy: 3437 wiphy_free(wiphy); 3438 exit: 3439 return ret; 3440 3441 } 3442 3443 void rtw_wdev_free(struct wireless_dev *wdev) 3444 { 3445 DBG_8192C("%s(wdev =%p)\n", __func__, wdev); 3446 3447 if (!wdev) 3448 return; 3449 3450 kfree(wdev->wiphy->bands[NL80211_BAND_2GHZ]); 3451 3452 wiphy_free(wdev->wiphy); 3453 3454 kfree(wdev); 3455 } 3456 3457 void rtw_wdev_unregister(struct wireless_dev *wdev) 3458 { 3459 struct net_device *ndev; 3460 struct adapter *adapter; 3461 struct rtw_wdev_priv *pwdev_priv; 3462 3463 DBG_8192C("%s(wdev =%p)\n", __func__, wdev); 3464 3465 if (!wdev) 3466 return; 3467 3468 if (!(ndev = wdev_to_ndev(wdev))) 3469 return; 3470 3471 adapter = (struct adapter *)rtw_netdev_priv(ndev); 3472 pwdev_priv = adapter_wdev_data(adapter); 3473 3474 rtw_cfg80211_indicate_scan_done(adapter, true); 3475 3476 if (pwdev_priv->pmon_ndev) { 3477 DBG_8192C("%s, unregister monitor interface\n", __func__); 3478 unregister_netdev(pwdev_priv->pmon_ndev); 3479 } 3480 3481 wiphy_unregister(wdev->wiphy); 3482 } 3483