1 /* 2 * Copyright (c) 2017-2020 The Linux Foundation. All rights reserved. 3 * 4 * Permission to use, copy, modify, and/or distribute this software for 5 * any purpose with or without fee is hereby granted, provided that the 6 * above copyright notice and this permission notice appear in all 7 * copies. 8 * 9 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL 10 * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED 11 * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE 12 * AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL 13 * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR 14 * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER 15 * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR 16 * PERFORMANCE OF THIS SOFTWARE. 17 */ 18 19 /* 20 * DOC: contains scan public utility functions 21 */ 22 23 #ifndef _WLAN_SCAN_UTILS_H_ 24 #define _WLAN_SCAN_UTILS_H_ 25 26 #include <wlan_objmgr_cmn.h> 27 #include <qdf_mc_timer.h> 28 #include <wlan_objmgr_psoc_obj.h> 29 #include <wlan_objmgr_pdev_obj.h> 30 #include <wlan_objmgr_vdev_obj.h> 31 #include <wlan_scan_public_structs.h> 32 #include<wlan_mgmt_txrx_utils_api.h> 33 #include <wlan_reg_services_api.h> 34 35 #define ASCII_SPACE_CHARACTER 32 36 37 /** 38 * util_is_scan_entry_match() - func to check if both scan entry 39 * are from same AP 40 * @entry1: scan entry 1 41 * @entry2: scan entry 2 42 * 43 * match the two scan entries 44 * 45 * Return: true if entry match else false. 46 */ 47 bool util_is_scan_entry_match( 48 struct scan_cache_entry *entry1, 49 struct scan_cache_entry *entry2); 50 51 /** 52 * util_scan_unpack_beacon_frame() - func to unpack beacon frame to scan entry 53 * @pdev: pdev pointer 54 * @frame: beacon/probe frame 55 * @frame_len: beacon frame len 56 * @frm_subtype: beacon or probe 57 * @rx_param: rx meta data 58 * 59 * get the defaults scan params 60 * 61 * Return: unpacked list of scan entries. 62 */ 63 qdf_list_t *util_scan_unpack_beacon_frame( 64 struct wlan_objmgr_pdev *pdev, 65 uint8_t *frame, qdf_size_t frame_len, uint32_t frm_subtype, 66 struct mgmt_rx_event_params *rx_param); 67 68 /** 69 * util_scan_add_hidden_ssid() - func to add hidden ssid 70 * @pdev: pdev pointer 71 * @frame: beacon buf 72 * 73 * Return: 74 */ 75 #ifdef WLAN_DFS_CHAN_HIDDEN_SSID 76 QDF_STATUS 77 util_scan_add_hidden_ssid(struct wlan_objmgr_pdev *pdev, qdf_nbuf_t bcnbuf); 78 #else 79 static inline QDF_STATUS 80 util_scan_add_hidden_ssid(struct wlan_objmgr_pdev *pdev, qdf_nbuf_t bcnbuf) 81 { 82 return QDF_STATUS_SUCCESS; 83 } 84 #endif /* WLAN_DFS_CHAN_HIDDEN_SSID */ 85 86 /** 87 * util_scan_get_ev_type_name() - converts enum event to printable string 88 * @event: event of type scan_event_type 89 * 90 * API, converts enum event to printable character string 91 * 92 * Return: pointer to printable string 93 */ 94 const char *util_scan_get_ev_type_name(enum scan_event_type event); 95 96 /** 97 * util_scan_get_ev_reason_name() - converts enum reason to printable string 98 * @reason enum of scan completion reason 99 * 100 * API, converts enum event to printable character string 101 * 102 * Return: pointer to printable string 103 */ 104 const char *util_scan_get_ev_reason_name(enum scan_completion_reason reason); 105 106 /** 107 * util_scan_entry_macaddr() - function to read transmitter address 108 * @scan_entry: scan entry 109 * 110 * API, function to read transmitter address of scan entry 111 * 112 * Return: pointer to mac address 113 */ 114 static inline uint8_t* 115 util_scan_entry_macaddr(struct scan_cache_entry *scan_entry) 116 { 117 return &(scan_entry->mac_addr.bytes[0]); 118 } 119 120 /** 121 * util_scan_entry_bssid() - function to read bssid 122 * @scan_entry: scan entry 123 * 124 * API, function to read bssid of scan entry 125 * 126 * Return: pointer to mac address 127 */ 128 static inline uint8_t* 129 util_scan_entry_bssid(struct scan_cache_entry *scan_entry) 130 { 131 return &(scan_entry->bssid.bytes[0]); 132 } 133 134 /** 135 * util_scan_entry_capinfo() - function to read capibility info 136 * @scan_entry: scan entry 137 * 138 * API, function to read capibility info of scan entry 139 * 140 * Return: capability info 141 */ 142 static inline union wlan_capability 143 util_scan_entry_capinfo(struct scan_cache_entry *scan_entry) 144 { 145 return scan_entry->cap_info; 146 } 147 148 /** 149 * util_scan_entry_beacon_interval() - function to read beacon interval 150 * @scan_entry: scan entry 151 * 152 * API, function to read beacon interval of scan entry 153 * 154 * Return: beacon interval 155 */ 156 static inline uint16_t 157 util_scan_entry_beacon_interval(struct scan_cache_entry *scan_entry) 158 { 159 return scan_entry->bcn_int; 160 } 161 162 /** 163 * util_scan_entry_sequence_number() - function to read sequence number 164 * @scan_entry: scan entry 165 * 166 * API, function to read sequence number of scan entry 167 * 168 * Return: sequence number 169 */ 170 static inline uint16_t 171 util_scan_entry_sequence_number(struct scan_cache_entry *scan_entry) 172 { 173 return scan_entry->seq_num; 174 } 175 176 /** 177 * util_scan_entry_tsf() - function to read tsf 178 * @scan_entry: scan entry 179 * 180 * API, function to read tsf of scan entry 181 * 182 * Return: tsf 183 */ 184 static inline uint8_t* 185 util_scan_entry_tsf(struct scan_cache_entry *scan_entry) 186 { 187 return scan_entry->tsf_info.data; 188 } 189 190 /** 191 * util_scan_entry_reset_timestamp() - function to reset bcn receive timestamp 192 * @scan_entry: scan entry 193 * 194 * API, function to reset bcn receive timestamp of scan entry 195 * 196 * Return: void 197 */ 198 static inline void 199 util_scan_entry_reset_timestamp(struct scan_cache_entry *scan_entry) 200 { 201 scan_entry->scan_entry_time = 0; 202 } 203 204 /* 205 * Macros used for RSSI calculation. 206 */ 207 #define WLAN_RSSI_AVERAGING_TIME (5 * 1000) /* 5 seconds */ 208 209 #define WLAN_RSSI_EP_MULTIPLIER (1<<7) /* pow2 to optimize out * and / */ 210 211 #define WLAN_RSSI_LPF_LEN 0 212 #define WLAN_RSSI_DUMMY_MARKER 0x127 213 214 #define WLAN_EP_MUL(x, mul) ((x) * (mul)) 215 216 #define WLAN_EP_RND(x, mul) ((((x)%(mul)) >= ((mul)/2)) ?\ 217 ((x) + ((mul) - 1)) / (mul) : (x)/(mul)) 218 219 #define WLAN_RSSI_GET(x) WLAN_EP_RND(x, WLAN_RSSI_EP_MULTIPLIER) 220 221 #define RSSI_LPF_THRESHOLD -20 222 223 224 #define WLAN_RSSI_OUT(x) (((x) != WLAN_RSSI_DUMMY_MARKER) ? \ 225 (WLAN_EP_RND((x), WLAN_RSSI_EP_MULTIPLIER)) : WLAN_RSSI_DUMMY_MARKER) 226 227 228 #define WLAN_RSSI_IN(x) (WLAN_EP_MUL((x), WLAN_RSSI_EP_MULTIPLIER)) 229 230 #define WLAN_LPF_RSSI(x, y, len) \ 231 ((x != WLAN_RSSI_DUMMY_MARKER) ? ((((x) << 3) + (y) - (x)) >> 3) : (y)) 232 233 #define WLAN_RSSI_LPF(x, y) do { \ 234 if ((y) < RSSI_LPF_THRESHOLD) \ 235 x = WLAN_LPF_RSSI((x), WLAN_RSSI_IN((y)), WLAN_RSSI_LPF_LEN); \ 236 } while (0) 237 238 #define WLAN_ABS_RSSI_LPF(x, y) do { \ 239 if ((y) >= (RSSI_LPF_THRESHOLD + WLAN_DEFAULT_NOISE_FLOOR)) \ 240 x = WLAN_LPF_RSSI((x), WLAN_RSSI_IN((y)), WLAN_RSSI_LPF_LEN); \ 241 } while (0) 242 243 #define WLAN_SNR_EP_MULTIPLIER BIT(7) /* pow2 to optimize out * and / */ 244 #define WLAN_SNR_DUMMY_MARKER 0x127 245 #define SNR_LPF_THRESHOLD 0 246 #define WLAN_SNR_LPF_LEN 10 247 248 #define WLAN_SNR_OUT(x) (((x) != WLAN_SNR_DUMMY_MARKER) ? \ 249 (WLAN_EP_RND((x), WLAN_SNR_EP_MULTIPLIER)) : WLAN_SNR_DUMMY_MARKER) 250 251 #define WLAN_SNR_IN(x) (WLAN_EP_MUL((x), WLAN_SNR_EP_MULTIPLIER)) 252 253 #define WLAN_LPF_SNR(x, y, len) \ 254 ((x != WLAN_SNR_DUMMY_MARKER) ? ((((x) << 3) + (y) - (x)) >> 3) : (y)) 255 256 #define WLAN_SNR_LPF(x, y) do { \ 257 if ((y) > SNR_LPF_THRESHOLD) \ 258 x = WLAN_LPF_SNR((x), WLAN_SNR_IN((y)), WLAN_SNR_LPF_LEN); \ 259 } while (0) 260 261 /** 262 * util_scan_entry_rssi() - function to read rssi of scan entry 263 * @scan_entry: scan entry 264 * 265 * API, function to read rssi value of scan entry 266 * 267 * Return: rssi 268 */ 269 static inline int32_t 270 util_scan_entry_rssi(struct scan_cache_entry *scan_entry) 271 { 272 return WLAN_RSSI_OUT(scan_entry->avg_rssi); 273 } 274 275 /** 276 * util_scan_entry_snr() - function to read snr of scan entry 277 * @scan_entry: scan entry 278 * 279 * API, function to read snr value of scan entry 280 * 281 * Return: snr 282 */ 283 static inline uint8_t 284 util_scan_entry_snr(struct scan_cache_entry *scan_entry) 285 { 286 uint32_t snr = WLAN_SNR_OUT(scan_entry->avg_snr); 287 /* 288 * An entry is in the BSS list means we've received at least one beacon 289 * from the corresponding AP, so the snr must be initialized. 290 * 291 * If the SNR is not initialized, return 0 (i.e. SNR == Noise Floor). 292 * Once se_avgsnr field has been initialized, ATH_SNR_OUT always 293 * returns values that fit in an 8-bit variable. 294 */ 295 return (snr >= WLAN_SNR_DUMMY_MARKER) ? 0 : (uint8_t)snr; 296 } 297 298 /** 299 * util_scan_entry_phymode() - function to read phymode of scan entry 300 * @scan_entry: scan entry 301 * 302 * API, function to read phymode of scan entry 303 * 304 * Return: phymode 305 */ 306 static inline enum wlan_phymode 307 util_scan_entry_phymode(struct scan_cache_entry *scan_entry) 308 { 309 return scan_entry->phy_mode; 310 } 311 312 /** 313 * util_is_ssid_match() - to check if ssid match 314 * @ssid1: ssid 1 315 * @ssid2: ssid 2 316 * 317 * Return: true if ssid match 318 */ 319 static inline bool 320 util_is_ssid_match(struct wlan_ssid *ssid1, 321 struct wlan_ssid *ssid2) 322 { 323 if (ssid1->length != ssid2->length) 324 return false; 325 326 if (!qdf_mem_cmp(ssid1->ssid, 327 ssid2->ssid, ssid1->length)) 328 return true; 329 330 return false; 331 } 332 333 /** 334 * util_is_bssid_match() - to check if bssid match 335 * @bssid1: bssid 1 336 * @bssid2: bssid 2 337 * 338 * Return: true if bssid match 339 */ 340 static inline bool util_is_bssid_match(struct qdf_mac_addr *bssid1, 341 struct qdf_mac_addr *bssid2) 342 { 343 344 if (qdf_is_macaddr_zero(bssid1) || 345 qdf_is_macaddr_broadcast(bssid1)) 346 return true; 347 348 if (qdf_is_macaddr_equal(bssid1, bssid2)) 349 return true; 350 351 return false; 352 } 353 354 /** 355 * util_is_bss_type_match() - to check if bss type 356 * @bss_type: bss type 357 * @cap: capability 358 * 359 * Return: true if bss type match 360 */ 361 static inline bool util_is_bss_type_match(enum wlan_bss_type bss_type, 362 union wlan_capability cap) 363 { 364 bool match = true; 365 366 switch (bss_type) { 367 case WLAN_TYPE_ANY: 368 break; 369 case WLAN_TYPE_IBSS: 370 if (!cap.wlan_caps.ibss) 371 match = false; 372 break; 373 case WLAN_TYPE_BSS: 374 if (!cap.wlan_caps.ess) 375 match = false; 376 break; 377 default: 378 match = false; 379 } 380 381 return match; 382 } 383 384 /** 385 * util_country_code_match() - to check if country match 386 * @country: country code pointer 387 * @country_ie: country IE in beacon 388 * 389 * Return: true if country match 390 */ 391 static inline bool util_country_code_match(uint8_t *country, 392 struct wlan_country_ie *cc) 393 { 394 if (!country || !country[0]) 395 return true; 396 397 if (!cc) 398 return false; 399 400 if (cc->cc[0] == country[0] && 401 cc->cc[1] == country[1]) 402 return true; 403 404 return false; 405 } 406 407 /** 408 * util_mdie_match() - to check if mdie match 409 * @mobility_domain: mobility domain 410 * @mdie: mobility domain ie 411 * 412 * Return: true if country match 413 */ 414 static inline bool util_mdie_match(uint16_t mobility_domain, 415 struct rsn_mdie *mdie) 416 { 417 uint16_t md; 418 419 if (!mobility_domain) 420 return true; 421 422 if (!mdie) 423 return false; 424 425 md = 426 (mdie->mobility_domain[1] << 8) | 427 mdie->mobility_domain[0]; 428 429 if (md == mobility_domain) 430 return true; 431 432 return false; 433 } 434 435 /** 436 * util_scan_entry_ssid() - function to read ssid of scan entry 437 * @scan_entry: scan entry 438 * 439 * API, function to read ssid of scan entry 440 * 441 * Return: ssid 442 */ 443 static inline struct wlan_ssid* 444 util_scan_entry_ssid(struct scan_cache_entry *scan_entry) 445 { 446 return &(scan_entry->ssid); 447 } 448 449 /** 450 * util_scan_entry_dtimperiod() - function to read dtim period of scan entry 451 * @scan_entry: scan entry 452 * 453 * API, function to read dtim period of scan entry 454 * 455 * Return: dtim period 456 */ 457 static inline uint8_t 458 util_scan_entry_dtimperiod(struct scan_cache_entry *scan_entry) 459 { 460 return scan_entry->dtim_period; 461 } 462 463 /** 464 * util_scan_entry_tim() - function to read tim ie of scan entry 465 * @scan_entry: scan entry 466 * 467 * API, function to read tim ie of scan entry 468 * 469 * Return: timie or NULL if ie is not present 470 */ 471 static inline uint8_t* 472 util_scan_entry_tim(struct scan_cache_entry *scan_entry) 473 { 474 return scan_entry->ie_list.tim; 475 } 476 477 /** 478 * util_scan_entry_beacon_frame() - function to read full beacon or 479 * probe resp frame 480 * @scan_entry: scan entry 481 * 482 * API, function to read full beacon or probe resp frame including frame header 483 * 484 * Return: beacon/probe resp frame 485 */ 486 static inline struct element_info 487 util_scan_entry_beacon_frame(struct scan_cache_entry *scan_entry) 488 { 489 /* util_scan_entry_beacon_data */ 490 return scan_entry->raw_frame; 491 } 492 493 /** 494 * util_scan_entry_ie_data() - function to read tagged IEs 495 * @scan_entry: scan entry 496 * 497 * API, function to read beacon/probe response frames starting from tagged IEs 498 * (excluding frame header and fixed parameters) 499 * 500 * Return: tagged IES of beacon/probe resp frame 501 */ 502 static inline uint8_t* 503 util_scan_entry_ie_data(struct scan_cache_entry *scan_entry) 504 { 505 struct element_info bcn_frm; 506 uint8_t *ie_data = NULL; 507 508 bcn_frm = util_scan_entry_beacon_frame(scan_entry); 509 ie_data = (uint8_t *) (bcn_frm.ptr + 510 sizeof(struct wlan_frame_hdr) + 511 offsetof(struct wlan_bcn_frame, ie)); 512 return ie_data; 513 } 514 515 /** 516 * util_scan_entry_ie_len() - function to read length of all tagged IEs 517 * @scan_entry: scan entry 518 * 519 * API, function to read length of all tagged IEs 520 * 521 * Return: length of all tagged IEs 522 */ 523 static inline uint16_t 524 util_scan_entry_ie_len(struct scan_cache_entry *scan_entry) 525 { 526 struct element_info bcn_frm; 527 uint16_t ie_len = 0; 528 529 bcn_frm = util_scan_entry_beacon_frame(scan_entry); 530 ie_len = (uint16_t) (bcn_frm.len - 531 sizeof(struct wlan_frame_hdr) - 532 offsetof(struct wlan_bcn_frame, ie)); 533 return ie_len; 534 } 535 536 /** 537 * util_scan_entry_frame_len() - function to frame length 538 * @scan_entry: scan entry 539 * 540 * API, function to read frame length 541 * 542 * Return: frame length 543 */ 544 static inline uint32_t 545 util_scan_entry_frame_len(struct scan_cache_entry *scan_entry) 546 { 547 return scan_entry->raw_frame.len; 548 } 549 550 /** 551 * util_scan_entry_frame_ptr() - function to get frame ptr 552 * @scan_entry: scan entry 553 * 554 * API, function to read frame ptr 555 * 556 * Return: frame ptr 557 */ 558 static inline uint8_t* 559 util_scan_entry_frame_ptr(struct scan_cache_entry *scan_entry) 560 { 561 return scan_entry->raw_frame.ptr; 562 } 563 564 /** 565 * util_scan_entry_copy_ie_data() - function to get a copy of all tagged IEs 566 * @scan_entry: scan entry 567 * 568 * API, function to get a copy of all tagged IEs in passed memory 569 * 570 * Return: QDF_STATUS_SUCCESS if tagged IEs copied successfully 571 * QDF_STATUS_E_NOMEM if passed memory/length can't hold all tagged IEs 572 */ 573 static inline QDF_STATUS 574 util_scan_entry_copy_ie_data(struct scan_cache_entry *scan_entry, 575 uint8_t *iebuf, uint16_t *ie_len) 576 { 577 u_int8_t *buff; 578 u_int16_t buff_len; 579 580 /* iebuf can be NULL, ie_len must be a valid pointer. */ 581 QDF_ASSERT(ie_len); 582 if (!ie_len) 583 return QDF_STATUS_E_NULL_VALUE; 584 585 buff = util_scan_entry_ie_data(scan_entry); 586 buff_len = util_scan_entry_ie_len(scan_entry); 587 /* 588 * If caller passed a buffer, check the length to make sure 589 * it's large enough. 590 * If no buffer is passed, just return the length of the IE blob. 591 */ 592 if (iebuf) { 593 if (*ie_len >= buff_len) { 594 qdf_mem_copy(iebuf, buff, buff_len); 595 *ie_len = buff_len; 596 return QDF_STATUS_SUCCESS; 597 } 598 } 599 600 *ie_len = buff_len; 601 return QDF_STATUS_E_NOMEM; 602 } 603 604 /** 605 * util_scan_free_cache_entry() - function to free scan 606 * cache entry 607 * @scan_entry: scan entry 608 * 609 * API, function to free scan cache entry 610 * 611 * Return: void 612 */ 613 static inline void 614 util_scan_free_cache_entry(struct scan_cache_entry *scan_entry) 615 { 616 if (!scan_entry) 617 return; 618 if (scan_entry->alt_wcn_ie.ptr) 619 qdf_mem_free(scan_entry->alt_wcn_ie.ptr); 620 if (scan_entry->raw_frame.ptr) 621 qdf_mem_free(scan_entry->raw_frame.ptr); 622 qdf_mem_free(scan_entry); 623 } 624 625 #define conv_ptr(_address, _base1, _base2) \ 626 ((_address) ? (((u_int8_t *) (_address) - \ 627 (u_int8_t *) (_base1)) + (u_int8_t *) (_base2)) : NULL) 628 629 /** 630 * util_scan_copy_beacon_data() - copy beacon and update ie ptrs 631 * cache entry 632 * @new_entry: new scan entry 633 * @scan_entry: entry from where data is copied 634 * 635 * API, function to copy beacon and update ie ptrs 636 * 637 * Return: QDF_STATUS 638 */ 639 static inline QDF_STATUS 640 util_scan_copy_beacon_data(struct scan_cache_entry *new_entry, 641 struct scan_cache_entry *scan_entry) 642 { 643 u_int8_t *new_ptr, *old_ptr; 644 struct ie_list *ie_lst; 645 646 new_entry->raw_frame.ptr = 647 qdf_mem_malloc_atomic(scan_entry->raw_frame.len); 648 if (!new_entry->raw_frame.ptr) 649 return QDF_STATUS_E_NOMEM; 650 651 qdf_mem_copy(new_entry->raw_frame.ptr, 652 scan_entry->raw_frame.ptr, 653 scan_entry->raw_frame.len); 654 new_entry->raw_frame.len = scan_entry->raw_frame.len; 655 new_ptr = new_entry->raw_frame.ptr; 656 old_ptr = scan_entry->raw_frame.ptr; 657 658 new_entry->ie_list = scan_entry->ie_list; 659 660 ie_lst = &new_entry->ie_list; 661 662 /* New info_element needs also be added in ieee80211_parse_beacon */ 663 ie_lst->tim = conv_ptr(ie_lst->tim, old_ptr, new_ptr); 664 ie_lst->country = conv_ptr(ie_lst->country, old_ptr, new_ptr); 665 ie_lst->ssid = conv_ptr(ie_lst->ssid, old_ptr, new_ptr); 666 ie_lst->rates = conv_ptr(ie_lst->rates, old_ptr, new_ptr); 667 ie_lst->xrates = conv_ptr(ie_lst->xrates, old_ptr, new_ptr); 668 ie_lst->ds_param = conv_ptr(ie_lst->ds_param, old_ptr, new_ptr); 669 ie_lst->csa = conv_ptr(ie_lst->csa, old_ptr, new_ptr); 670 ie_lst->xcsa = conv_ptr(ie_lst->xcsa, old_ptr, new_ptr); 671 ie_lst->mcst = conv_ptr(ie_lst->mcst, old_ptr, new_ptr); 672 ie_lst->secchanoff = conv_ptr(ie_lst->secchanoff, old_ptr, new_ptr); 673 ie_lst->wpa = conv_ptr(ie_lst->wpa, old_ptr, new_ptr); 674 ie_lst->wcn = conv_ptr(ie_lst->wcn, old_ptr, new_ptr); 675 ie_lst->rsn = conv_ptr(ie_lst->rsn, old_ptr, new_ptr); 676 ie_lst->wps = conv_ptr(ie_lst->wps, old_ptr, new_ptr); 677 ie_lst->wmeinfo = conv_ptr(ie_lst->wmeinfo, old_ptr, new_ptr); 678 ie_lst->wmeparam = conv_ptr(ie_lst->wmeparam, old_ptr, new_ptr); 679 ie_lst->quiet = conv_ptr(ie_lst->quiet, old_ptr, new_ptr); 680 ie_lst->htcap = conv_ptr(ie_lst->htcap, old_ptr, new_ptr); 681 ie_lst->htinfo = conv_ptr(ie_lst->htinfo, old_ptr, new_ptr); 682 ie_lst->athcaps = conv_ptr(ie_lst->athcaps, old_ptr, new_ptr); 683 ie_lst->athextcaps = conv_ptr(ie_lst->athextcaps, old_ptr, new_ptr); 684 ie_lst->sfa = conv_ptr(ie_lst->sfa, old_ptr, new_ptr); 685 ie_lst->vendor = conv_ptr(ie_lst->vendor, old_ptr, new_ptr); 686 ie_lst->qbssload = conv_ptr(ie_lst->qbssload, old_ptr, new_ptr); 687 ie_lst->wapi = conv_ptr(ie_lst->wapi, old_ptr, new_ptr); 688 ie_lst->p2p = conv_ptr(ie_lst->p2p, old_ptr, new_ptr); 689 ie_lst->alt_wcn = conv_ptr(ie_lst->alt_wcn, old_ptr, new_ptr); 690 ie_lst->extcaps = conv_ptr(ie_lst->extcaps, old_ptr, new_ptr); 691 ie_lst->ibssdfs = conv_ptr(ie_lst->ibssdfs, old_ptr, new_ptr); 692 ie_lst->sonadv = conv_ptr(ie_lst->sonadv, old_ptr, new_ptr); 693 ie_lst->vhtcap = conv_ptr(ie_lst->vhtcap, old_ptr, new_ptr); 694 ie_lst->vhtop = conv_ptr(ie_lst->vhtop, old_ptr, new_ptr); 695 ie_lst->opmode = conv_ptr(ie_lst->opmode, old_ptr, new_ptr); 696 ie_lst->cswrp = conv_ptr(ie_lst->cswrp, old_ptr, new_ptr); 697 ie_lst->widebw = conv_ptr(ie_lst->widebw, old_ptr, new_ptr); 698 ie_lst->txpwrenvlp = conv_ptr(ie_lst->txpwrenvlp, old_ptr, new_ptr); 699 ie_lst->bwnss_map = conv_ptr(ie_lst->bwnss_map, old_ptr, new_ptr); 700 ie_lst->mdie = conv_ptr(ie_lst->mdie, old_ptr, new_ptr); 701 ie_lst->hecap = conv_ptr(ie_lst->hecap, old_ptr, new_ptr); 702 ie_lst->heop = conv_ptr(ie_lst->heop, old_ptr, new_ptr); 703 ie_lst->fils_indication = conv_ptr(ie_lst->fils_indication, 704 old_ptr, new_ptr); 705 ie_lst->esp = conv_ptr(ie_lst->esp, old_ptr, new_ptr); 706 ie_lst->mbo_oce = conv_ptr(ie_lst->mbo_oce, old_ptr, new_ptr); 707 ie_lst->muedca = conv_ptr(ie_lst->muedca, old_ptr, new_ptr); 708 ie_lst->rnrie = conv_ptr(ie_lst->rnrie, old_ptr, new_ptr); 709 ie_lst->extender = conv_ptr(ie_lst->extender, old_ptr, new_ptr); 710 ie_lst->adaptive_11r = conv_ptr(ie_lst->adaptive_11r, old_ptr, new_ptr); 711 ie_lst->single_pmk = conv_ptr(ie_lst->single_pmk, old_ptr, new_ptr); 712 713 return QDF_STATUS_SUCCESS; 714 } 715 /** 716 * util_scan_copy_cache_entry() - function to create a copy 717 * of scan cache entry 718 * @scan_entry: scan entry 719 * 720 * API, function to create a copy of scan cache entry 721 * 722 * Return: copy of scan_entry 723 */ 724 static inline struct scan_cache_entry * 725 util_scan_copy_cache_entry(struct scan_cache_entry *scan_entry) 726 { 727 struct scan_cache_entry *new_entry; 728 QDF_STATUS status; 729 730 if (!scan_entry) 731 return NULL; 732 733 new_entry = 734 qdf_mem_malloc_atomic(sizeof(*scan_entry)); 735 if (!new_entry) 736 return NULL; 737 738 qdf_mem_copy(new_entry, 739 scan_entry, sizeof(*scan_entry)); 740 741 if (scan_entry->alt_wcn_ie.ptr) { 742 new_entry->alt_wcn_ie.ptr = 743 qdf_mem_malloc_atomic(scan_entry->alt_wcn_ie.len); 744 if (!new_entry->alt_wcn_ie.ptr) { 745 qdf_mem_free(new_entry); 746 return NULL; 747 } 748 qdf_mem_copy(new_entry->alt_wcn_ie.ptr, 749 scan_entry->alt_wcn_ie.ptr, 750 scan_entry->alt_wcn_ie.len); 751 new_entry->alt_wcn_ie.len = 752 scan_entry->alt_wcn_ie.len; 753 } 754 755 status = util_scan_copy_beacon_data(new_entry, scan_entry); 756 if (QDF_IS_STATUS_ERROR(status)) { 757 util_scan_free_cache_entry(new_entry); 758 return NULL; 759 } 760 761 return new_entry; 762 } 763 764 /** 765 * util_scan_entry_channel() - function to read channel info 766 * @scan_entry: scan entry 767 * 768 * API, function to read channel info 769 * 770 * Return: channel info 771 */ 772 static inline struct channel_info* 773 util_scan_entry_channel(struct scan_cache_entry *scan_entry) 774 { 775 return &(scan_entry->channel); 776 } 777 778 /** 779 * util_scan_entry_channel_frequency() - function to read channel number 780 * @scan_entry: scan entry 781 * 782 * API, function to read channel number 783 * 784 * Return: channel number 785 */ 786 static inline uint32_t 787 util_scan_entry_channel_frequency(struct scan_cache_entry *scan_entry) 788 { 789 return scan_entry->channel.chan_freq; 790 } 791 792 /** 793 * util_scan_entry_erpinfo() - function to read erp info 794 * @scan_entry: scan entry 795 * 796 * API, function to read erp info 797 * 798 * Return: erp info 799 */ 800 static inline uint8_t 801 util_scan_entry_erpinfo(struct scan_cache_entry *scan_entry) 802 { 803 return scan_entry->erp; 804 } 805 806 /** 807 * util_scan_entry_rates() - function to read supported rates IE 808 * @scan_entry: scan entry 809 * 810 * API, function to read supported rates IE 811 * 812 * Return: basic ratesie or NULL if ie is not present 813 */ 814 static inline uint8_t* 815 util_scan_entry_rates(struct scan_cache_entry *scan_entry) 816 { 817 return scan_entry->ie_list.rates; 818 } 819 820 /** 821 * util_scan_entry_xrates()- function to read extended supported rates IE 822 * @scan_entry: scan entry 823 * 824 * API, function to read extended supported rates IE 825 * 826 * Return: extended supported ratesie or NULL if ie is not present 827 */ 828 static inline uint8_t* 829 util_scan_entry_xrates(struct scan_cache_entry *scan_entry) 830 { 831 return scan_entry->ie_list.xrates; 832 } 833 834 /** 835 * util_scan_entry_rsn()- function to read rsn IE 836 * @scan_entry: scan entry 837 * 838 * API, function to read rsn IE 839 * 840 * Return: rsnie or NULL if ie is not present 841 */ 842 static inline uint8_t* 843 util_scan_entry_rsn(struct scan_cache_entry *scan_entry) 844 { 845 return scan_entry->ie_list.rsn; 846 } 847 848 /** 849 * util_scan_entry_adaptive_11r()- function to read adaptive 11r Vendor IE 850 * @scan_entry: scan entry 851 * 852 * API, function to read adaptive 11r IE 853 * 854 * Return: apaptive 11r ie or NULL if ie is not present 855 */ 856 static inline uint8_t* 857 util_scan_entry_adaptive_11r(struct scan_cache_entry *scan_entry) 858 { 859 return scan_entry->ie_list.adaptive_11r; 860 } 861 862 /** 863 * util_scan_entry_single_pmk()- function to read single pmk Vendor IE 864 * @scan_entry: scan entry 865 * 866 * API, function to read sae single pmk IE 867 * 868 * Return: true if single_pmk ie is present or false if ie is not present 869 */ 870 static inline bool 871 util_scan_entry_single_pmk(struct scan_cache_entry *scan_entry) 872 { 873 if (scan_entry->ie_list.single_pmk) 874 return true; 875 876 return false; 877 } 878 879 /** 880 * util_scan_get_rsn_len()- function to read rsn IE length if present 881 * @scan_entry: scan entry 882 * 883 * API, function to read rsn length if present 884 * 885 * Return: rsnie length 886 */ 887 static inline uint8_t 888 util_scan_get_rsn_len(struct scan_cache_entry *scan_entry) 889 { 890 if (scan_entry && scan_entry->ie_list.rsn) 891 return scan_entry->ie_list.rsn[1] + 2; 892 else 893 return 0; 894 } 895 896 897 /** 898 * util_scan_entry_wpa() - function to read wpa IE 899 * @scan_entry: scan entry 900 * 901 * API, function to read wpa IE 902 * 903 * Return: wpaie or NULL if ie is not present 904 */ 905 static inline uint8_t* 906 util_scan_entry_wpa(struct scan_cache_entry *scan_entry) 907 { 908 return scan_entry->ie_list.wpa; 909 } 910 911 /** 912 * util_scan_get_wpa_len()- function to read wpa IE length if present 913 * @scan_entry: scan entry 914 * 915 * API, function to read wpa ie length if present 916 * 917 * Return: wpa ie length 918 */ 919 static inline uint8_t 920 util_scan_get_wpa_len(struct scan_cache_entry *scan_entry) 921 { 922 if (scan_entry && scan_entry->ie_list.wpa) 923 return scan_entry->ie_list.wpa[1] + 2; 924 else 925 return 0; 926 } 927 928 929 /** 930 * util_scan_entry_wapi() - function to read wapi IE 931 * @scan_entry: scan entry 932 * 933 * API, function to read wapi IE 934 * 935 * Return: wapiie or NULL if ie is not present 936 */ 937 static inline uint8_t* 938 util_scan_entry_wapi(struct scan_cache_entry *scan_entry) 939 { 940 return scan_entry->ie_list.wapi; 941 } 942 943 /** 944 * util_scan_entry_wps() - function to read wps IE 945 * @scan_entry: scan entry 946 * 947 * API, function to read wps IE 948 * 949 * Return: wpsie or NULL if ie is not present 950 */ 951 static inline uint8_t* 952 util_scan_entry_wps(struct scan_cache_entry *scan_entry) 953 { 954 return scan_entry->ie_list.wps; 955 } 956 957 /** 958 * util_scan_entry_sfa() - function to read sfa IE 959 * @scan_entry: scan entry 960 * 961 * API, function to read sfa IE 962 * 963 * Return: sfaie or NULL if ie is not present 964 */ 965 static inline uint8_t* 966 util_scan_entry_sfa(struct scan_cache_entry *scan_entry) 967 { 968 return scan_entry->ie_list.sfa; 969 } 970 971 /** 972 * util_scan_entry_ds_param() - function to read ds params 973 * @scan_entry: scan entry 974 * 975 * API, function to read ds params 976 * 977 * Return: ds params or NULL if ie is not present 978 */ 979 static inline uint8_t* 980 util_scan_entry_ds_param(struct scan_cache_entry *scan_entry) 981 { 982 if (scan_entry) 983 return scan_entry->ie_list.ds_param; 984 else 985 return NULL; 986 } 987 988 /** 989 * util_scan_entry_csa() - function to read csa IE 990 * @scan_entry: scan entry 991 * 992 * API, function to read csa IE 993 * 994 * Return: csaie or NULL if ie is not present 995 */ 996 static inline uint8_t* 997 util_scan_entry_csa(struct scan_cache_entry *scan_entry) 998 { 999 return scan_entry->ie_list.csa; 1000 } 1001 1002 /** 1003 * util_scan_entry_xcsa() - function to read extended csa IE 1004 * @scan_entry: scan entry 1005 * 1006 * API, function to read extended csa IE 1007 * 1008 * Return: extended csaie or NULL if ie is not present 1009 */ 1010 static inline uint8_t* 1011 util_scan_entry_xcsa(struct scan_cache_entry *scan_entry) 1012 { 1013 return scan_entry->ie_list.xcsa; 1014 } 1015 1016 /** 1017 * util_scan_entry_htinfo() - function to read htinfo IE 1018 * @scan_entry: scan entry 1019 * 1020 * API, function to read htinfo IE 1021 * 1022 * Return: htinfoie or NULL if ie is not present 1023 */ 1024 static inline uint8_t* 1025 util_scan_entry_htinfo(struct scan_cache_entry *scan_entry) 1026 { 1027 return scan_entry->ie_list.htinfo; 1028 } 1029 1030 1031 /** 1032 * util_scan_entry_htcap() - function to read htcap IE 1033 * @scan_entry: scan entry 1034 * 1035 * API, function to read htcap IE 1036 * 1037 * Return: htcapie or NULL if ie is not present 1038 */ 1039 static inline uint8_t* 1040 util_scan_entry_htcap(struct scan_cache_entry *scan_entry) 1041 { 1042 return scan_entry->ie_list.htcap; 1043 } 1044 1045 /** 1046 * util_scan_entry_vhtcap() - function to read vhtcap IE 1047 * @scan_entry: scan entry 1048 * 1049 * API, function to read vhtcap IE 1050 * 1051 * Return: vhtcapie or NULL if ie is not present 1052 */ 1053 static inline uint8_t* 1054 util_scan_entry_vhtcap(struct scan_cache_entry *scan_entry) 1055 { 1056 return scan_entry->ie_list.vhtcap; 1057 } 1058 1059 /** 1060 * util_scan_entry_vhtop() - function to read vhtop IE 1061 * @scan_entry: scan entry 1062 * 1063 * API, function to read vhtop IE 1064 * 1065 * Return: vhtopie or NULL if ie is not present 1066 */ 1067 static inline uint8_t* 1068 util_scan_entry_vhtop(struct scan_cache_entry *scan_entry) 1069 { 1070 return scan_entry->ie_list.vhtop; 1071 } 1072 1073 /** 1074 * util_scan_entry_quiet() - function to read quiet IE 1075 * @scan_entry: scan entry 1076 * 1077 * API, function to read quiet IE 1078 * 1079 * Return: quietie or NULL if ie is not present 1080 */ 1081 static inline uint8_t* 1082 util_scan_entry_quiet(struct scan_cache_entry *scan_entry) 1083 { 1084 return scan_entry->ie_list.quiet; 1085 } 1086 1087 /** 1088 * util_scan_entry_qbssload() - function to read qbss load IE 1089 * @scan_entry: scan entry 1090 * 1091 * API, function to read qbss load IE 1092 * 1093 * Return: qbss loadie or NULL if ie is not present 1094 */ 1095 static inline uint8_t* 1096 util_scan_entry_qbssload(struct scan_cache_entry *scan_entry) 1097 { 1098 return scan_entry->ie_list.qbssload; 1099 } 1100 1101 /** 1102 * util_scan_entry_vendor() - function to read vendor IE 1103 * @scan_entry: scan entry 1104 * 1105 * API, function to read vendor IE 1106 * 1107 * Return: vendorie or NULL if ie is not present 1108 */ 1109 static inline uint8_t* 1110 util_scan_entry_vendor(struct scan_cache_entry *scan_entry) 1111 { 1112 return scan_entry->ie_list.vendor; 1113 } 1114 1115 /** 1116 * util_scan_entry_country() - function to read country IE 1117 * @scan_entry: scan entry 1118 * 1119 * API, function to read country IE 1120 * 1121 * Return: countryie or NULL if ie is not present 1122 */ 1123 static inline struct wlan_country_ie* 1124 util_scan_entry_country(struct scan_cache_entry *scan_entry) 1125 { 1126 return (struct wlan_country_ie *)scan_entry->ie_list.country; 1127 } 1128 1129 /** 1130 * util_scan_entry_copy_country() - function to copy country name 1131 * @scan_entry: scan entry 1132 * @cntry: out buffer 1133 * 1134 * API, function to copy country name code string in given memory @centry 1135 * 1136 * Return: QDF_STATUS_SUCCESS if successfully copied country name 1137 * QDF_STATUS_E_INVAL if passed buffer is null 1138 * QDF_STATUS_E_NOMEM if scan entry dont have country IE 1139 */ 1140 static inline QDF_STATUS 1141 util_scan_entry_copy_country(struct scan_cache_entry *scan_entry, 1142 uint8_t *cntry) 1143 { 1144 struct wlan_country_ie *country_ie; 1145 1146 if (!cntry) 1147 return QDF_STATUS_E_INVAL; 1148 1149 country_ie = util_scan_entry_country(scan_entry); 1150 1151 if (!country_ie) 1152 return QDF_STATUS_E_NOMEM; 1153 1154 qdf_mem_copy(cntry, country_ie->cc, 3); 1155 1156 return QDF_STATUS_SUCCESS; 1157 } 1158 1159 /** 1160 * util_scan_entry_wmeinfo() - function to read wme info ie 1161 * @scan_entry: scan entry 1162 * 1163 * API, function to read wme info ie 1164 * 1165 * Return: wme infoie or NULL if ie is not present 1166 */ 1167 static inline uint8_t* 1168 util_scan_entry_wmeinfo(struct scan_cache_entry *scan_entry) 1169 { 1170 return scan_entry->ie_list.wmeinfo; 1171 } 1172 1173 /** 1174 * util_scan_entry_wmeparam() - function to read wme param ie 1175 * @scan_entry: scan entry 1176 * 1177 * API, function to read wme param ie 1178 * 1179 * Return: wme paramie or NULL if ie is not present 1180 */ 1181 static inline uint8_t* 1182 util_scan_entry_wmeparam(struct scan_cache_entry *scan_entry) 1183 { 1184 return scan_entry->ie_list.wmeparam; 1185 } 1186 1187 /** 1188 * util_scan_entry_age() - function to read age of scan entry 1189 * @scan_entry: scan entry 1190 * 1191 * API, function to read age of scan entry 1192 * 1193 * Return: age in ms 1194 */ 1195 static inline qdf_time_t 1196 util_scan_entry_age(struct scan_cache_entry *scan_entry) 1197 { 1198 qdf_time_t ts = scan_entry->scan_entry_time; 1199 1200 return qdf_mc_timer_get_system_time() - ts; 1201 } 1202 1203 /** 1204 * util_scan_mlme_info() - function to read mlme info struct 1205 * @scan_entry: scan entry 1206 * 1207 * API, function to read mlme info struct 1208 * 1209 * Return: mlme info 1210 */ 1211 static inline struct mlme_info* 1212 util_scan_mlme_info(struct scan_cache_entry *scan_entry) 1213 { 1214 return &scan_entry->mlme_info; 1215 } 1216 1217 /** 1218 * util_scan_entry_bss_type() - function to read bss type 1219 * @scan_entry: scan entry 1220 * 1221 * API, function to read bss type 1222 * 1223 * Return: bss type 1224 */ 1225 static inline enum wlan_bss_type 1226 util_scan_entry_bss_type(struct scan_cache_entry *scan_entry) 1227 { 1228 if (scan_entry->cap_info.value & WLAN_CAPINFO_ESS) 1229 return WLAN_TYPE_BSS; 1230 else if (scan_entry->cap_info.value & WLAN_CAPINFO_IBSS) 1231 return WLAN_TYPE_IBSS; 1232 else 1233 return WLAN_TYPE_ANY; 1234 } 1235 1236 /** 1237 * util_scan_entry_privacy() - function to check if privacy is enebled 1238 * @scan_entry: scan entry 1239 * 1240 * API, function to check if privacy is enebled 1241 * 1242 * Return: true if privacy is enabled, false other wise 1243 */ 1244 static inline bool 1245 util_scan_entry_privacy(struct scan_cache_entry *scan_entry) 1246 { 1247 return (scan_entry->cap_info.value & 1248 WLAN_CAPINFO_PRIVACY) ? true : false; 1249 } 1250 1251 /** 1252 * util_scan_entry_athcaps() - function to read ath caps vendor ie 1253 * @scan_entry: scan entry 1254 * 1255 * API, function to read ath caps vendor ie 1256 * 1257 * Return: ath caps vendorie or NULL if ie is not present 1258 */ 1259 static inline uint8_t* 1260 util_scan_entry_athcaps(struct scan_cache_entry *scan_entry) 1261 { 1262 return scan_entry->ie_list.athcaps; 1263 } 1264 1265 /** 1266 * util_scan_entry_athextcaps() - function to read ath extcaps vendor ie 1267 * @scan_entry: scan entry 1268 * 1269 * API, function to read ath extcaps vendor ie 1270 * 1271 * Return: ath extcaps vendorie or NULL if ie is not present 1272 */ 1273 static inline uint8_t* 1274 util_scan_entry_athextcaps(struct scan_cache_entry *scan_entry) 1275 { 1276 return scan_entry->ie_list.athextcaps; 1277 } 1278 1279 /** 1280 * util_scan_entry_bwnss_map() - function to read bwnss_map ie 1281 * @scan_entry: scan entry 1282 * 1283 * API, function to read bwnss_map ie 1284 * 1285 * Return: bwnss_map ie or NULL if ie is not present 1286 */ 1287 static inline uint8_t* 1288 util_scan_entry_bwnss_map(struct scan_cache_entry *scan_entry) 1289 { 1290 return scan_entry->ie_list.bwnss_map; 1291 } 1292 1293 /** 1294 * util_scan_entry_sonie() - function to read son ie 1295 * @scan_entry: scan entry 1296 * 1297 * API, function to read son ie 1298 * 1299 * Return: son ie or NULL if ie is not present 1300 */ 1301 static inline uint8_t* 1302 util_scan_entry_sonie(struct scan_cache_entry *scan_entry) 1303 { 1304 return scan_entry->ie_list.sonadv; 1305 } 1306 1307 /** 1308 * util_scan_entry_widebw() - function to read wide band chan switch sub elem ie 1309 * @scan_entry: scan entry 1310 * 1311 * API, function to read wide band chan switch sub elem ie 1312 * 1313 * Return: wide band chan switch sub elem or NULL if ie is not present 1314 */ 1315 static inline uint8_t* 1316 util_scan_entry_widebw(struct scan_cache_entry *scan_entry) 1317 { 1318 return scan_entry->ie_list.widebw; 1319 } 1320 1321 /** 1322 * util_scan_entry_secchanoff() - function to read secondary channel offset ie 1323 * @scan_entry: scan entry 1324 * 1325 * API, function to read secondary channel offset ie 1326 * 1327 * Return: secondary channel offset element or NULL if ie is not present 1328 */ 1329 static inline uint8_t* 1330 util_scan_entry_secchanoff(struct scan_cache_entry *scan_entry) 1331 { 1332 return scan_entry->ie_list.secchanoff; 1333 } 1334 1335 /** 1336 * util_scan_entry_cswrp() - function to read channel switch wrapper ie 1337 * @scan_entry: scan entry 1338 * 1339 * API, function to read channel switch wrapper ie 1340 * 1341 * Return: channel switch wrapper element or NULL if ie is not present 1342 */ 1343 static inline uint8_t* 1344 util_scan_entry_cswrp(struct scan_cache_entry *scan_entry) 1345 { 1346 return scan_entry->ie_list.cswrp; 1347 } 1348 1349 /** 1350 * util_scan_entry_omn() - function to read operating mode notification ie 1351 * @scan_entry: scan entry 1352 * 1353 * API, function to read operating mode notification 1354 * 1355 * Return: operating mode notification element or NULL if ie is not present 1356 */ 1357 static inline uint8_t* 1358 util_scan_entry_omn(struct scan_cache_entry *scan_entry) 1359 { 1360 return scan_entry->ie_list.opmode; 1361 } 1362 1363 /** 1364 * util_scan_entry_extcaps() - function to read extcap ie 1365 * @scan_entry: scan entry 1366 * 1367 * API, function to read extcap ie 1368 * 1369 * Return: extcap element or NULL if ie is not present 1370 */ 1371 static inline uint8_t* 1372 util_scan_entry_extcaps(struct scan_cache_entry *scan_entry) 1373 { 1374 return scan_entry->ie_list.extcaps; 1375 } 1376 1377 /** 1378 * util_scan_entry_get_extcap() - function to read extended capability field ie 1379 * @scan_entry: scan entry 1380 * @extcap_bit_field: extended capability bit field 1381 * @extcap_value: pointer to fill extended capability field value 1382 * 1383 * API, function to read extended capability field 1384 * 1385 * Return: QDF_STATUS_SUCCESS if extended capability field is found 1386 * QDF_STATUS_E_NOMEM if extended capability field is not found 1387 */ 1388 static inline QDF_STATUS 1389 util_scan_entry_get_extcap(struct scan_cache_entry *scan_entry, 1390 enum ext_cap_bit_field extcap_bit_field, 1391 uint8_t *extcap_value) 1392 { 1393 struct wlan_ext_cap_ie *ext_cap = 1394 (struct wlan_ext_cap_ie *)util_scan_entry_extcaps(scan_entry); 1395 1396 uint8_t ext_caps_byte = (extcap_bit_field >> 3); 1397 uint8_t ext_caps_bit_pos = extcap_bit_field & 0x7; 1398 1399 *extcap_value = 0; 1400 1401 if (!ext_cap) 1402 return QDF_STATUS_E_NULL_VALUE; 1403 1404 if (ext_cap->ext_cap_len < ext_caps_byte) 1405 return QDF_STATUS_E_NULL_VALUE; 1406 1407 *extcap_value = 1408 ((ext_cap->ext_caps[ext_caps_byte] >> ext_caps_bit_pos) & 0x1); 1409 1410 return QDF_STATUS_SUCCESS; 1411 } 1412 1413 /** 1414 * util_scan_entry_athcaps() - function to read ath caps vendor ie 1415 * @scan_entry: scan entry 1416 * 1417 * API, function to read ath caps vendor ie 1418 * 1419 * Return: ath caps vendorie or NULL if ie is not present 1420 */ 1421 static inline struct mlme_info* 1422 util_scan_entry_mlme_info(struct scan_cache_entry *scan_entry) 1423 { 1424 return &(scan_entry->mlme_info); 1425 } 1426 1427 /** 1428 * util_scan_entry_mcst() - function to read mcst IE 1429 * @scan_entry:scan entry 1430 * 1431 * API, function to read mcst IE 1432 * 1433 * Return: mcst or NULL if ie is not present 1434 */ 1435 static inline uint8_t* 1436 util_scan_entry_mcst(struct scan_cache_entry *scan_entry) 1437 { 1438 return scan_entry->ie_list.mcst; 1439 } 1440 1441 /** 1442 * util_scan_entry_hecap() - function to read he caps vendor ie 1443 * @scan_entry: scan entry 1444 * 1445 * API, function to read he caps vendor ie 1446 * 1447 * Return: he caps vendorie or NULL if ie is not present 1448 */ 1449 static inline uint8_t* 1450 util_scan_entry_hecap(struct scan_cache_entry *scan_entry) 1451 { 1452 return scan_entry->ie_list.hecap; 1453 } 1454 1455 /** 1456 * util_scan_entry_he_6g_cap() - function to read he 6GHz caps vendor ie 1457 * @scan_entry: scan entry 1458 * 1459 * API, function to read he 6GHz caps vendor ie 1460 * 1461 * Return: he caps vendorie or NULL if ie is not present 1462 */ 1463 static inline uint8_t* 1464 util_scan_entry_he_6g_cap(struct scan_cache_entry *scan_entry) 1465 { 1466 return scan_entry->ie_list.hecap_6g; 1467 } 1468 1469 /** 1470 * util_scan_entry_heop() - function to read heop vendor ie 1471 * @scan_entry: scan entry 1472 * 1473 * API, function to read heop vendor ie 1474 * 1475 * Return, heop vendorie or NULL if ie is not present 1476 */ 1477 static inline uint8_t* 1478 util_scan_entry_heop(struct scan_cache_entry *scan_entry) 1479 { 1480 return scan_entry->ie_list.heop; 1481 } 1482 1483 /** 1484 * util_scan_entry_muedca() - function to read MU-EDCA IE 1485 * @scan_entry: scan entry 1486 * 1487 * API, function to read MU-EDCA IE 1488 * 1489 * Return, MUEDCA IE or NULL if IE is not present 1490 */ 1491 static inline uint8_t* 1492 util_scan_entry_muedca(struct scan_cache_entry *scan_entry) 1493 { 1494 return scan_entry->ie_list.muedca; 1495 } 1496 1497 /** 1498 * util_scan_entry_spatial_reuse_parameter() - function to read spatial reuse 1499 * parameter ie 1500 * @scan_entry: scan entry 1501 * 1502 * API, function to read scan_entry reuse parameter ie 1503 * 1504 * Return, spatial reuse parameter ie or NULL if ie is not present 1505 */ 1506 static inline uint8_t* 1507 util_scan_entry_spatial_reuse_parameter(struct scan_cache_entry *scan_entry) 1508 { 1509 return scan_entry->ie_list.srp; 1510 } 1511 1512 /** 1513 * util_scan_entry_fils_indication() - function to read FILS indication ie 1514 * @scan_entry: scan entry 1515 * 1516 * API, function to read FILS indication ie 1517 * 1518 * Return, FILS indication ie or NULL if ie is not present 1519 */ 1520 static inline uint8_t* 1521 util_scan_entry_fils_indication(struct scan_cache_entry *scan_entry) 1522 { 1523 return scan_entry->ie_list.fils_indication; 1524 } 1525 1526 /** 1527 * util_get_last_scan_time() - function to get last scan time on this pdev 1528 * @vdev: vdev object 1529 * 1530 * API, function to read last scan time on this pdev 1531 * 1532 * Return: qdf_time_t 1533 */ 1534 qdf_time_t 1535 util_get_last_scan_time(struct wlan_objmgr_vdev *vdev); 1536 1537 /** 1538 * util_scan_entry_update_mlme_info() - function to update mlme info 1539 * @scan_entry: scan entry object 1540 * 1541 * API, function to update mlme info in scan DB 1542 * 1543 * Return: QDF_STATUS 1544 */ 1545 QDF_STATUS 1546 util_scan_entry_update_mlme_info(struct wlan_objmgr_pdev *pdev, 1547 struct scan_cache_entry *scan_entry); 1548 1549 /** 1550 * util_scan_is_hidden_ssid() - function to check if ssid is hidden 1551 * @ssid: struct ie_ssid object 1552 * 1553 * API, function to check if ssid is hidden 1554 * 1555 * Return: true if ap is hidden, false otherwise 1556 */ 1557 bool 1558 util_scan_is_hidden_ssid(struct ie_ssid *ssid); 1559 1560 /** 1561 * util_scan_entry_is_hidden_ap() - function to check if ap is hidden 1562 * @scan_entry: scan entry 1563 * 1564 * API, function to check if ap is hidden 1565 * 1566 * Return: true if ap is hidden, false otherwise 1567 */ 1568 static inline bool 1569 util_scan_entry_is_hidden_ap(struct scan_cache_entry *scan_entry) 1570 { 1571 return util_scan_is_hidden_ssid( 1572 (struct ie_ssid *)scan_entry->ie_list.ssid); 1573 } 1574 1575 /** 1576 * util_scan_entry_espinfo() - function to read ESP info 1577 * @scan_entry: scan entry 1578 * 1579 * API, function to read ESP info 1580 * 1581 * Return: erp info 1582 */ 1583 static inline uint8_t * 1584 util_scan_entry_esp_info(struct scan_cache_entry *scan_entry) 1585 { 1586 return scan_entry->ie_list.esp; 1587 } 1588 1589 /** 1590 * util_scan_entry_mbo_oce() - function to read MBO/OCE ie 1591 * @scan_entry: scan entry 1592 * 1593 * API, function to read MBO/OCE ie 1594 * 1595 * Return: MBO/OCE ie 1596 */ 1597 static inline uint8_t * 1598 util_scan_entry_mbo_oce(struct scan_cache_entry *scan_entry) 1599 { 1600 return scan_entry->ie_list.mbo_oce; 1601 } 1602 1603 /** 1604 * util_scan_scm_chan_to_band() - function to tell band for channel number 1605 * @chan: Channel number 1606 * 1607 * Return: Band information as per channel 1608 */ 1609 enum wlan_band util_scan_scm_chan_to_band(uint32_t chan); 1610 1611 /** 1612 * util_scan_scm_freq_to_band() - API to get band from frequency 1613 * @freq: Channel frequency 1614 * 1615 * Return: Band information as per frequency 1616 */ 1617 enum wlan_band util_scan_scm_freq_to_band(uint16_t freq); 1618 1619 /** 1620 * util_is_scan_completed() - function to get scan complete status 1621 * @event: scan event 1622 * @success: true if scan complete success, false otherwise 1623 * 1624 * API, function to get the scan result 1625 * 1626 * Return: true if scan complete, false otherwise 1627 */ 1628 bool util_is_scan_completed(struct scan_event *event, bool *success); 1629 1630 /** 1631 * util_scan_entry_extenderie() - function to read extender IE 1632 * @scan_entry: scan entry 1633 * 1634 * API, function to read extender IE 1635 * 1636 * Return: extenderie or NULL if ie is not present 1637 */ 1638 static inline uint8_t* 1639 util_scan_entry_extenderie(struct scan_cache_entry *scan_entry) 1640 { 1641 return scan_entry->ie_list.extender; 1642 } 1643 1644 /** 1645 * util_scan_entry_mdie() - function to read Mobility Domain IE 1646 * @scan_entry: scan entry 1647 * 1648 * API, function to read Mobility Domain IE 1649 * 1650 * Return: MDIE or NULL if IE is not present 1651 */ 1652 static inline uint8_t* 1653 util_scan_entry_mdie(struct scan_cache_entry *scan_entry) 1654 { 1655 return scan_entry->ie_list.mdie; 1656 } 1657 1658 /** 1659 * util_scan_is_null_ssid() - to check for NULL ssid 1660 * @ssid: ssid 1661 * 1662 * Return: true if NULL ssid else false 1663 */ 1664 static inline bool util_scan_is_null_ssid(struct wlan_ssid *ssid) 1665 { 1666 uint32_t ssid_length; 1667 uint8_t *ssid_str; 1668 1669 if (ssid->length == 0) 1670 return true; 1671 1672 /* Consider 0 or space for hidden SSID */ 1673 if (0 == ssid->ssid[0]) 1674 return true; 1675 1676 ssid_length = ssid->length; 1677 ssid_str = ssid->ssid; 1678 1679 while (ssid_length) { 1680 if (*ssid_str != ASCII_SPACE_CHARACTER && 1681 *ssid_str) 1682 break; 1683 ssid_str++; 1684 ssid_length--; 1685 } 1686 1687 if (ssid_length == 0) 1688 return true; 1689 1690 return false; 1691 } 1692 1693 #endif 1694