1 /* 2 * Copyright (c) 2017-2021 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 127 245 #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_scan_entry_nss() - function to read nss of scan entry 314 * @scan_entry: scan entry 315 * 316 * API, function to read nss of scan entry 317 * 318 * Return: nss 319 */ 320 static inline u_int8_t 321 util_scan_entry_nss(struct scan_cache_entry *scan_entry) 322 { 323 return scan_entry->nss; 324 } 325 326 /** 327 * util_is_ssid_match() - to check if ssid match 328 * @ssid1: ssid 1 329 * @ssid2: ssid 2 330 * 331 * Return: true if ssid match 332 */ 333 static inline bool 334 util_is_ssid_match(struct wlan_ssid *ssid1, 335 struct wlan_ssid *ssid2) 336 { 337 if (ssid1->length != ssid2->length) 338 return false; 339 340 if (!qdf_mem_cmp(ssid1->ssid, 341 ssid2->ssid, ssid1->length)) 342 return true; 343 344 return false; 345 } 346 347 /** 348 * util_is_bssid_match() - to check if bssid match 349 * @bssid1: bssid 1 350 * @bssid2: bssid 2 351 * 352 * Return: true if bssid match 353 */ 354 static inline bool util_is_bssid_match(struct qdf_mac_addr *bssid1, 355 struct qdf_mac_addr *bssid2) 356 { 357 358 if (qdf_is_macaddr_zero(bssid1) || 359 qdf_is_macaddr_broadcast(bssid1)) 360 return true; 361 362 if (qdf_is_macaddr_equal(bssid1, bssid2)) 363 return true; 364 365 return false; 366 } 367 368 /** 369 * util_is_bss_type_match() - to check if bss type 370 * @bss_type: bss type 371 * @cap: capability 372 * 373 * Return: true if bss type match 374 */ 375 static inline bool util_is_bss_type_match(enum wlan_bss_type bss_type, 376 union wlan_capability cap) 377 { 378 bool match = true; 379 380 switch (bss_type) { 381 case WLAN_TYPE_ANY: 382 break; 383 case WLAN_TYPE_IBSS: 384 if (!cap.wlan_caps.ibss) 385 match = false; 386 break; 387 case WLAN_TYPE_BSS: 388 if (!cap.wlan_caps.ess) 389 match = false; 390 break; 391 default: 392 match = false; 393 } 394 395 return match; 396 } 397 398 /** 399 * util_country_code_match() - to check if country match 400 * @country: country code pointer 401 * @country_ie: country IE in beacon 402 * 403 * Return: true if country match 404 */ 405 static inline bool util_country_code_match(uint8_t *country, 406 struct wlan_country_ie *cc) 407 { 408 if (!country || !country[0]) 409 return true; 410 411 if (!cc) 412 return false; 413 414 if (cc->cc[0] == country[0] && 415 cc->cc[1] == country[1]) 416 return true; 417 418 return false; 419 } 420 421 /** 422 * util_mdie_match() - to check if mdie match 423 * @mobility_domain: mobility domain 424 * @mdie: mobility domain ie 425 * 426 * Return: true if country match 427 */ 428 static inline bool util_mdie_match(uint16_t mobility_domain, 429 struct rsn_mdie *mdie) 430 { 431 uint16_t md; 432 433 if (!mobility_domain) 434 return true; 435 436 if (!mdie) 437 return false; 438 439 md = 440 (mdie->mobility_domain[1] << 8) | 441 mdie->mobility_domain[0]; 442 443 if (md == mobility_domain) 444 return true; 445 446 return false; 447 } 448 449 /** 450 * util_scan_entry_ssid() - function to read ssid of scan entry 451 * @scan_entry: scan entry 452 * 453 * API, function to read ssid of scan entry 454 * 455 * Return: ssid 456 */ 457 static inline struct wlan_ssid* 458 util_scan_entry_ssid(struct scan_cache_entry *scan_entry) 459 { 460 return &(scan_entry->ssid); 461 } 462 463 /** 464 * util_scan_entry_dtimperiod() - function to read dtim period of scan entry 465 * @scan_entry: scan entry 466 * 467 * API, function to read dtim period of scan entry 468 * 469 * Return: dtim period 470 */ 471 static inline uint8_t 472 util_scan_entry_dtimperiod(struct scan_cache_entry *scan_entry) 473 { 474 return scan_entry->dtim_period; 475 } 476 477 /** 478 * util_scan_entry_tim() - function to read tim ie of scan entry 479 * @scan_entry: scan entry 480 * 481 * API, function to read tim ie of scan entry 482 * 483 * Return: timie or NULL if ie is not present 484 */ 485 static inline uint8_t* 486 util_scan_entry_tim(struct scan_cache_entry *scan_entry) 487 { 488 return scan_entry->ie_list.tim; 489 } 490 491 /** 492 * util_scan_entry_beacon_frame() - function to read full beacon or 493 * probe resp frame 494 * @scan_entry: scan entry 495 * 496 * API, function to read full beacon or probe resp frame including frame header 497 * 498 * Return: beacon/probe resp frame 499 */ 500 static inline struct element_info 501 util_scan_entry_beacon_frame(struct scan_cache_entry *scan_entry) 502 { 503 /* util_scan_entry_beacon_data */ 504 return scan_entry->raw_frame; 505 } 506 507 /** 508 * util_scan_entry_ie_data() - function to read tagged IEs 509 * @scan_entry: scan entry 510 * 511 * API, function to read beacon/probe response frames starting from tagged IEs 512 * (excluding frame header and fixed parameters) 513 * 514 * Return: tagged IES of beacon/probe resp frame 515 */ 516 static inline uint8_t* 517 util_scan_entry_ie_data(struct scan_cache_entry *scan_entry) 518 { 519 struct element_info bcn_frm; 520 uint8_t *ie_data = NULL; 521 522 bcn_frm = util_scan_entry_beacon_frame(scan_entry); 523 ie_data = (uint8_t *) (bcn_frm.ptr + 524 sizeof(struct wlan_frame_hdr) + 525 offsetof(struct wlan_bcn_frame, ie)); 526 return ie_data; 527 } 528 529 /** 530 * util_scan_entry_ie_len() - function to read length of all tagged IEs 531 * @scan_entry: scan entry 532 * 533 * API, function to read length of all tagged IEs 534 * 535 * Return: length of all tagged IEs 536 */ 537 static inline uint16_t 538 util_scan_entry_ie_len(struct scan_cache_entry *scan_entry) 539 { 540 struct element_info bcn_frm; 541 uint16_t ie_len = 0; 542 543 bcn_frm = util_scan_entry_beacon_frame(scan_entry); 544 ie_len = (uint16_t) (bcn_frm.len - 545 sizeof(struct wlan_frame_hdr) - 546 offsetof(struct wlan_bcn_frame, ie)); 547 return ie_len; 548 } 549 550 /** 551 * util_scan_entry_frame_len() - function to frame length 552 * @scan_entry: scan entry 553 * 554 * API, function to read frame length 555 * 556 * Return: frame length 557 */ 558 static inline uint32_t 559 util_scan_entry_frame_len(struct scan_cache_entry *scan_entry) 560 { 561 return scan_entry->raw_frame.len; 562 } 563 564 /** 565 * util_scan_entry_frame_ptr() - function to get frame ptr 566 * @scan_entry: scan entry 567 * 568 * API, function to read frame ptr 569 * 570 * Return: frame ptr 571 */ 572 static inline uint8_t* 573 util_scan_entry_frame_ptr(struct scan_cache_entry *scan_entry) 574 { 575 return scan_entry->raw_frame.ptr; 576 } 577 578 /** 579 * util_scan_entry_copy_ie_data() - function to get a copy of all tagged IEs 580 * @scan_entry: scan entry 581 * 582 * API, function to get a copy of all tagged IEs in passed memory 583 * 584 * Return: QDF_STATUS_SUCCESS if tagged IEs copied successfully 585 * QDF_STATUS_E_NOMEM if passed memory/length can't hold all tagged IEs 586 */ 587 static inline QDF_STATUS 588 util_scan_entry_copy_ie_data(struct scan_cache_entry *scan_entry, 589 uint8_t *iebuf, uint16_t *ie_len) 590 { 591 u_int8_t *buff; 592 u_int16_t buff_len; 593 594 /* iebuf can be NULL, ie_len must be a valid pointer. */ 595 QDF_ASSERT(ie_len); 596 if (!ie_len) 597 return QDF_STATUS_E_NULL_VALUE; 598 599 buff = util_scan_entry_ie_data(scan_entry); 600 buff_len = util_scan_entry_ie_len(scan_entry); 601 /* 602 * If caller passed a buffer, check the length to make sure 603 * it's large enough. 604 * If no buffer is passed, just return the length of the IE blob. 605 */ 606 if (iebuf) { 607 if (*ie_len >= buff_len) { 608 qdf_mem_copy(iebuf, buff, buff_len); 609 *ie_len = buff_len; 610 return QDF_STATUS_SUCCESS; 611 } 612 } 613 614 *ie_len = buff_len; 615 return QDF_STATUS_E_NOMEM; 616 } 617 618 /** 619 * util_scan_free_cache_entry() - function to free scan 620 * cache entry 621 * @scan_entry: scan entry 622 * 623 * API, function to free scan cache entry 624 * 625 * Return: void 626 */ 627 static inline void 628 util_scan_free_cache_entry(struct scan_cache_entry *scan_entry) 629 { 630 if (!scan_entry) 631 return; 632 if (scan_entry->alt_wcn_ie.ptr) 633 qdf_mem_free(scan_entry->alt_wcn_ie.ptr); 634 if (scan_entry->raw_frame.ptr) 635 qdf_mem_free(scan_entry->raw_frame.ptr); 636 qdf_mem_free(scan_entry); 637 } 638 639 #define conv_ptr(_address, _base1, _base2) \ 640 ((_address) ? (((u_int8_t *) (_address) - \ 641 (u_int8_t *) (_base1)) + (u_int8_t *) (_base2)) : NULL) 642 643 /** 644 * util_scan_copy_beacon_data() - copy beacon and update ie ptrs 645 * cache entry 646 * @new_entry: new scan entry 647 * @scan_entry: entry from where data is copied 648 * 649 * API, function to copy beacon and update ie ptrs 650 * 651 * Return: QDF_STATUS 652 */ 653 static inline QDF_STATUS 654 util_scan_copy_beacon_data(struct scan_cache_entry *new_entry, 655 struct scan_cache_entry *scan_entry) 656 { 657 u_int8_t *new_ptr, *old_ptr; 658 struct ie_list *ie_lst; 659 uint8_t i; 660 661 new_entry->raw_frame.ptr = 662 qdf_mem_malloc_atomic(scan_entry->raw_frame.len); 663 if (!new_entry->raw_frame.ptr) 664 return QDF_STATUS_E_NOMEM; 665 666 qdf_mem_copy(new_entry->raw_frame.ptr, 667 scan_entry->raw_frame.ptr, 668 scan_entry->raw_frame.len); 669 new_entry->raw_frame.len = scan_entry->raw_frame.len; 670 new_ptr = new_entry->raw_frame.ptr; 671 old_ptr = scan_entry->raw_frame.ptr; 672 673 new_entry->ie_list = scan_entry->ie_list; 674 675 ie_lst = &new_entry->ie_list; 676 677 /* New info_element needs also be added in ieee80211_parse_beacon */ 678 ie_lst->tim = conv_ptr(ie_lst->tim, old_ptr, new_ptr); 679 ie_lst->country = conv_ptr(ie_lst->country, old_ptr, new_ptr); 680 ie_lst->ssid = conv_ptr(ie_lst->ssid, old_ptr, new_ptr); 681 ie_lst->rates = conv_ptr(ie_lst->rates, old_ptr, new_ptr); 682 ie_lst->xrates = conv_ptr(ie_lst->xrates, old_ptr, new_ptr); 683 ie_lst->ds_param = conv_ptr(ie_lst->ds_param, old_ptr, new_ptr); 684 ie_lst->csa = conv_ptr(ie_lst->csa, old_ptr, new_ptr); 685 ie_lst->xcsa = conv_ptr(ie_lst->xcsa, old_ptr, new_ptr); 686 ie_lst->mcst = conv_ptr(ie_lst->mcst, old_ptr, new_ptr); 687 ie_lst->secchanoff = conv_ptr(ie_lst->secchanoff, old_ptr, new_ptr); 688 ie_lst->wpa = conv_ptr(ie_lst->wpa, old_ptr, new_ptr); 689 ie_lst->wcn = conv_ptr(ie_lst->wcn, old_ptr, new_ptr); 690 ie_lst->rsn = conv_ptr(ie_lst->rsn, old_ptr, new_ptr); 691 ie_lst->wps = conv_ptr(ie_lst->wps, old_ptr, new_ptr); 692 ie_lst->wmeinfo = conv_ptr(ie_lst->wmeinfo, old_ptr, new_ptr); 693 ie_lst->wmeparam = conv_ptr(ie_lst->wmeparam, old_ptr, new_ptr); 694 ie_lst->quiet = conv_ptr(ie_lst->quiet, old_ptr, new_ptr); 695 ie_lst->htcap = conv_ptr(ie_lst->htcap, old_ptr, new_ptr); 696 ie_lst->htinfo = conv_ptr(ie_lst->htinfo, old_ptr, new_ptr); 697 ie_lst->athcaps = conv_ptr(ie_lst->athcaps, old_ptr, new_ptr); 698 ie_lst->athextcaps = conv_ptr(ie_lst->athextcaps, old_ptr, new_ptr); 699 ie_lst->sfa = conv_ptr(ie_lst->sfa, old_ptr, new_ptr); 700 ie_lst->vendor = conv_ptr(ie_lst->vendor, old_ptr, new_ptr); 701 ie_lst->qbssload = conv_ptr(ie_lst->qbssload, old_ptr, new_ptr); 702 ie_lst->wapi = conv_ptr(ie_lst->wapi, old_ptr, new_ptr); 703 ie_lst->p2p = conv_ptr(ie_lst->p2p, old_ptr, new_ptr); 704 ie_lst->alt_wcn = conv_ptr(ie_lst->alt_wcn, old_ptr, new_ptr); 705 ie_lst->extcaps = conv_ptr(ie_lst->extcaps, old_ptr, new_ptr); 706 ie_lst->ibssdfs = conv_ptr(ie_lst->ibssdfs, old_ptr, new_ptr); 707 ie_lst->sonadv = conv_ptr(ie_lst->sonadv, old_ptr, new_ptr); 708 ie_lst->vhtcap = conv_ptr(ie_lst->vhtcap, old_ptr, new_ptr); 709 ie_lst->vhtop = conv_ptr(ie_lst->vhtop, old_ptr, new_ptr); 710 ie_lst->opmode = conv_ptr(ie_lst->opmode, old_ptr, new_ptr); 711 ie_lst->cswrp = conv_ptr(ie_lst->cswrp, old_ptr, new_ptr); 712 for (i = 0; i < WLAN_MAX_NUM_TPE_IE; i++) 713 ie_lst->tpe[i] = conv_ptr(ie_lst->tpe[i], old_ptr, new_ptr); 714 ie_lst->widebw = conv_ptr(ie_lst->widebw, old_ptr, new_ptr); 715 ie_lst->txpwrenvlp = conv_ptr(ie_lst->txpwrenvlp, old_ptr, new_ptr); 716 ie_lst->bwnss_map = conv_ptr(ie_lst->bwnss_map, old_ptr, new_ptr); 717 ie_lst->mdie = conv_ptr(ie_lst->mdie, old_ptr, new_ptr); 718 ie_lst->hecap = conv_ptr(ie_lst->hecap, old_ptr, new_ptr); 719 ie_lst->heop = conv_ptr(ie_lst->heop, old_ptr, new_ptr); 720 ie_lst->fils_indication = conv_ptr(ie_lst->fils_indication, 721 old_ptr, new_ptr); 722 ie_lst->esp = conv_ptr(ie_lst->esp, old_ptr, new_ptr); 723 ie_lst->mbo_oce = conv_ptr(ie_lst->mbo_oce, old_ptr, new_ptr); 724 ie_lst->muedca = conv_ptr(ie_lst->muedca, old_ptr, new_ptr); 725 ie_lst->rnrie = conv_ptr(ie_lst->rnrie, old_ptr, new_ptr); 726 ie_lst->extender = conv_ptr(ie_lst->extender, old_ptr, new_ptr); 727 ie_lst->adaptive_11r = conv_ptr(ie_lst->adaptive_11r, old_ptr, new_ptr); 728 ie_lst->single_pmk = conv_ptr(ie_lst->single_pmk, old_ptr, new_ptr); 729 ie_lst->rsnxe = conv_ptr(ie_lst->rsnxe, old_ptr, new_ptr); 730 731 return QDF_STATUS_SUCCESS; 732 } 733 /** 734 * util_scan_copy_cache_entry() - function to create a copy 735 * of scan cache entry 736 * @scan_entry: scan entry 737 * 738 * API, function to create a copy of scan cache entry 739 * 740 * Return: copy of scan_entry 741 */ 742 static inline struct scan_cache_entry * 743 util_scan_copy_cache_entry(struct scan_cache_entry *scan_entry) 744 { 745 struct scan_cache_entry *new_entry; 746 QDF_STATUS status; 747 748 if (!scan_entry) 749 return NULL; 750 751 new_entry = 752 qdf_mem_malloc_atomic(sizeof(*scan_entry)); 753 if (!new_entry) 754 return NULL; 755 756 qdf_mem_copy(new_entry, 757 scan_entry, sizeof(*scan_entry)); 758 759 if (scan_entry->alt_wcn_ie.ptr) { 760 new_entry->alt_wcn_ie.ptr = 761 qdf_mem_malloc_atomic(scan_entry->alt_wcn_ie.len); 762 if (!new_entry->alt_wcn_ie.ptr) { 763 qdf_mem_free(new_entry); 764 return NULL; 765 } 766 qdf_mem_copy(new_entry->alt_wcn_ie.ptr, 767 scan_entry->alt_wcn_ie.ptr, 768 scan_entry->alt_wcn_ie.len); 769 new_entry->alt_wcn_ie.len = 770 scan_entry->alt_wcn_ie.len; 771 } 772 773 status = util_scan_copy_beacon_data(new_entry, scan_entry); 774 if (QDF_IS_STATUS_ERROR(status)) { 775 util_scan_free_cache_entry(new_entry); 776 return NULL; 777 } 778 779 return new_entry; 780 } 781 782 /** 783 * util_scan_entry_channel() - function to read channel info 784 * @scan_entry: scan entry 785 * 786 * API, function to read channel info 787 * 788 * Return: channel info 789 */ 790 static inline struct channel_info* 791 util_scan_entry_channel(struct scan_cache_entry *scan_entry) 792 { 793 return &(scan_entry->channel); 794 } 795 796 /** 797 * util_scan_entry_channel_frequency() - function to read channel number 798 * @scan_entry: scan entry 799 * 800 * API, function to read channel number 801 * 802 * Return: channel number 803 */ 804 static inline uint32_t 805 util_scan_entry_channel_frequency(struct scan_cache_entry *scan_entry) 806 { 807 return scan_entry->channel.chan_freq; 808 } 809 810 /** 811 * util_scan_entry_erpinfo() - function to read erp info 812 * @scan_entry: scan entry 813 * 814 * API, function to read erp info 815 * 816 * Return: erp info 817 */ 818 static inline uint8_t 819 util_scan_entry_erpinfo(struct scan_cache_entry *scan_entry) 820 { 821 return scan_entry->erp; 822 } 823 824 /** 825 * util_scan_entry_rates() - function to read supported rates IE 826 * @scan_entry: scan entry 827 * 828 * API, function to read supported rates IE 829 * 830 * Return: basic ratesie or NULL if ie is not present 831 */ 832 static inline uint8_t* 833 util_scan_entry_rates(struct scan_cache_entry *scan_entry) 834 { 835 return scan_entry->ie_list.rates; 836 } 837 838 /** 839 * util_scan_entry_xrates()- function to read extended supported rates IE 840 * @scan_entry: scan entry 841 * 842 * API, function to read extended supported rates IE 843 * 844 * Return: extended supported ratesie or NULL if ie is not present 845 */ 846 static inline uint8_t* 847 util_scan_entry_xrates(struct scan_cache_entry *scan_entry) 848 { 849 return scan_entry->ie_list.xrates; 850 } 851 852 /** 853 * util_scan_entry_rsn()- function to read rsn IE 854 * @scan_entry: scan entry 855 * 856 * API, function to read rsn IE 857 * 858 * Return: rsnie or NULL if ie is not present 859 */ 860 static inline uint8_t* 861 util_scan_entry_rsn(struct scan_cache_entry *scan_entry) 862 { 863 return scan_entry->ie_list.rsn; 864 } 865 866 /** 867 * util_scan_entry_adaptive_11r()- function to read adaptive 11r Vendor IE 868 * @scan_entry: scan entry 869 * 870 * API, function to read adaptive 11r IE 871 * 872 * Return: apaptive 11r ie or NULL if ie is not present 873 */ 874 static inline uint8_t* 875 util_scan_entry_adaptive_11r(struct scan_cache_entry *scan_entry) 876 { 877 return scan_entry->ie_list.adaptive_11r; 878 } 879 880 /** 881 * util_scan_entry_single_pmk()- function to read single pmk Vendor IE 882 * @scan_entry: scan entry 883 * 884 * API, function to read sae single pmk IE 885 * 886 * Return: true if single_pmk ie is present or false if ie is not present 887 */ 888 static inline bool 889 util_scan_entry_single_pmk(struct scan_cache_entry *scan_entry) 890 { 891 if (scan_entry->ie_list.single_pmk) 892 return true; 893 894 return false; 895 } 896 897 /** 898 * util_scan_get_rsn_len()- function to read rsn IE length if present 899 * @scan_entry: scan entry 900 * 901 * API, function to read rsn length if present 902 * 903 * Return: rsnie length 904 */ 905 static inline uint8_t 906 util_scan_get_rsn_len(struct scan_cache_entry *scan_entry) 907 { 908 if (scan_entry && scan_entry->ie_list.rsn) 909 return scan_entry->ie_list.rsn[1] + 2; 910 else 911 return 0; 912 } 913 914 915 /** 916 * util_scan_entry_wpa() - function to read wpa IE 917 * @scan_entry: scan entry 918 * 919 * API, function to read wpa IE 920 * 921 * Return: wpaie or NULL if ie is not present 922 */ 923 static inline uint8_t* 924 util_scan_entry_wpa(struct scan_cache_entry *scan_entry) 925 { 926 return scan_entry->ie_list.wpa; 927 } 928 929 /** 930 * util_scan_get_wpa_len()- function to read wpa IE length if present 931 * @scan_entry: scan entry 932 * 933 * API, function to read wpa ie length if present 934 * 935 * Return: wpa ie length 936 */ 937 static inline uint8_t 938 util_scan_get_wpa_len(struct scan_cache_entry *scan_entry) 939 { 940 if (scan_entry && scan_entry->ie_list.wpa) 941 return scan_entry->ie_list.wpa[1] + 2; 942 else 943 return 0; 944 } 945 946 947 /** 948 * util_scan_entry_wapi() - function to read wapi IE 949 * @scan_entry: scan entry 950 * 951 * API, function to read wapi IE 952 * 953 * Return: wapiie or NULL if ie is not present 954 */ 955 static inline uint8_t* 956 util_scan_entry_wapi(struct scan_cache_entry *scan_entry) 957 { 958 return scan_entry->ie_list.wapi; 959 } 960 961 /** 962 * util_scan_entry_wps() - function to read wps IE 963 * @scan_entry: scan entry 964 * 965 * API, function to read wps IE 966 * 967 * Return: wpsie or NULL if ie is not present 968 */ 969 static inline uint8_t* 970 util_scan_entry_wps(struct scan_cache_entry *scan_entry) 971 { 972 return scan_entry->ie_list.wps; 973 } 974 975 /** 976 * util_scan_entry_sfa() - function to read sfa IE 977 * @scan_entry: scan entry 978 * 979 * API, function to read sfa IE 980 * 981 * Return: sfaie or NULL if ie is not present 982 */ 983 static inline uint8_t* 984 util_scan_entry_sfa(struct scan_cache_entry *scan_entry) 985 { 986 return scan_entry->ie_list.sfa; 987 } 988 989 /** 990 * util_scan_entry_ds_param() - function to read ds params 991 * @scan_entry: scan entry 992 * 993 * API, function to read ds params 994 * 995 * Return: ds params or NULL if ie is not present 996 */ 997 static inline uint8_t* 998 util_scan_entry_ds_param(struct scan_cache_entry *scan_entry) 999 { 1000 if (scan_entry) 1001 return scan_entry->ie_list.ds_param; 1002 else 1003 return NULL; 1004 } 1005 1006 /** 1007 * util_scan_entry_csa() - function to read csa IE 1008 * @scan_entry: scan entry 1009 * 1010 * API, function to read csa IE 1011 * 1012 * Return: csaie or NULL if ie is not present 1013 */ 1014 static inline uint8_t* 1015 util_scan_entry_csa(struct scan_cache_entry *scan_entry) 1016 { 1017 return scan_entry->ie_list.csa; 1018 } 1019 1020 /** 1021 * util_scan_entry_xcsa() - function to read extended csa IE 1022 * @scan_entry: scan entry 1023 * 1024 * API, function to read extended csa IE 1025 * 1026 * Return: extended csaie or NULL if ie is not present 1027 */ 1028 static inline uint8_t* 1029 util_scan_entry_xcsa(struct scan_cache_entry *scan_entry) 1030 { 1031 return scan_entry->ie_list.xcsa; 1032 } 1033 1034 /** 1035 * util_scan_entry_htinfo() - function to read htinfo IE 1036 * @scan_entry: scan entry 1037 * 1038 * API, function to read htinfo IE 1039 * 1040 * Return: htinfoie or NULL if ie is not present 1041 */ 1042 static inline uint8_t* 1043 util_scan_entry_htinfo(struct scan_cache_entry *scan_entry) 1044 { 1045 return scan_entry->ie_list.htinfo; 1046 } 1047 1048 1049 /** 1050 * util_scan_entry_htcap() - function to read htcap IE 1051 * @scan_entry: scan entry 1052 * 1053 * API, function to read htcap IE 1054 * 1055 * Return: htcapie or NULL if ie is not present 1056 */ 1057 static inline uint8_t* 1058 util_scan_entry_htcap(struct scan_cache_entry *scan_entry) 1059 { 1060 return scan_entry->ie_list.htcap; 1061 } 1062 1063 /** 1064 * util_scan_entry_vhtcap() - function to read vhtcap IE 1065 * @scan_entry: scan entry 1066 * 1067 * API, function to read vhtcap IE 1068 * 1069 * Return: vhtcapie or NULL if ie is not present 1070 */ 1071 static inline uint8_t* 1072 util_scan_entry_vhtcap(struct scan_cache_entry *scan_entry) 1073 { 1074 return scan_entry->ie_list.vhtcap; 1075 } 1076 1077 /** 1078 * util_scan_entry_vhtop() - function to read vhtop IE 1079 * @scan_entry: scan entry 1080 * 1081 * API, function to read vhtop IE 1082 * 1083 * Return: vhtopie or NULL if ie is not present 1084 */ 1085 static inline uint8_t* 1086 util_scan_entry_vhtop(struct scan_cache_entry *scan_entry) 1087 { 1088 return scan_entry->ie_list.vhtop; 1089 } 1090 1091 /** 1092 * util_scan_entry_quiet() - function to read quiet IE 1093 * @scan_entry: scan entry 1094 * 1095 * API, function to read quiet IE 1096 * 1097 * Return: quietie or NULL if ie is not present 1098 */ 1099 static inline uint8_t* 1100 util_scan_entry_quiet(struct scan_cache_entry *scan_entry) 1101 { 1102 return scan_entry->ie_list.quiet; 1103 } 1104 1105 /** 1106 * util_scan_entry_qbssload() - function to read qbss load IE 1107 * @scan_entry: scan entry 1108 * 1109 * API, function to read qbss load IE 1110 * 1111 * Return: qbss loadie or NULL if ie is not present 1112 */ 1113 static inline uint8_t* 1114 util_scan_entry_qbssload(struct scan_cache_entry *scan_entry) 1115 { 1116 return scan_entry->ie_list.qbssload; 1117 } 1118 1119 /** 1120 * util_scan_entry_vendor() - function to read vendor IE 1121 * @scan_entry: scan entry 1122 * 1123 * API, function to read vendor IE 1124 * 1125 * Return: vendorie or NULL if ie is not present 1126 */ 1127 static inline uint8_t* 1128 util_scan_entry_vendor(struct scan_cache_entry *scan_entry) 1129 { 1130 return scan_entry->ie_list.vendor; 1131 } 1132 1133 /** 1134 * util_scan_entry_country() - function to read country IE 1135 * @scan_entry: scan entry 1136 * 1137 * API, function to read country IE 1138 * 1139 * Return: countryie or NULL if ie is not present 1140 */ 1141 static inline struct wlan_country_ie* 1142 util_scan_entry_country(struct scan_cache_entry *scan_entry) 1143 { 1144 return (struct wlan_country_ie *)scan_entry->ie_list.country; 1145 } 1146 1147 /** 1148 * util_scan_entry_copy_country() - function to copy country name 1149 * @scan_entry: scan entry 1150 * @cntry: out buffer 1151 * 1152 * API, function to copy country name code string in given memory @centry 1153 * 1154 * Return: QDF_STATUS_SUCCESS if successfully copied country name 1155 * QDF_STATUS_E_INVAL if passed buffer is null 1156 * QDF_STATUS_E_NOMEM if scan entry dont have country IE 1157 */ 1158 static inline QDF_STATUS 1159 util_scan_entry_copy_country(struct scan_cache_entry *scan_entry, 1160 uint8_t *cntry) 1161 { 1162 struct wlan_country_ie *country_ie; 1163 1164 if (!cntry) 1165 return QDF_STATUS_E_INVAL; 1166 1167 country_ie = util_scan_entry_country(scan_entry); 1168 1169 if (!country_ie) 1170 return QDF_STATUS_E_NOMEM; 1171 1172 qdf_mem_copy(cntry, country_ie->cc, 3); 1173 1174 return QDF_STATUS_SUCCESS; 1175 } 1176 1177 /** 1178 * util_scan_entry_wmeinfo() - function to read wme info ie 1179 * @scan_entry: scan entry 1180 * 1181 * API, function to read wme info ie 1182 * 1183 * Return: wme infoie or NULL if ie is not present 1184 */ 1185 static inline uint8_t* 1186 util_scan_entry_wmeinfo(struct scan_cache_entry *scan_entry) 1187 { 1188 return scan_entry->ie_list.wmeinfo; 1189 } 1190 1191 /** 1192 * util_scan_entry_wmeparam() - function to read wme param ie 1193 * @scan_entry: scan entry 1194 * 1195 * API, function to read wme param ie 1196 * 1197 * Return: wme paramie or NULL if ie is not present 1198 */ 1199 static inline uint8_t* 1200 util_scan_entry_wmeparam(struct scan_cache_entry *scan_entry) 1201 { 1202 return scan_entry->ie_list.wmeparam; 1203 } 1204 1205 /** 1206 * util_scan_entry_age() - function to read age of scan entry 1207 * @scan_entry: scan entry 1208 * 1209 * API, function to read age of scan entry 1210 * 1211 * Return: age in ms 1212 */ 1213 static inline qdf_time_t 1214 util_scan_entry_age(struct scan_cache_entry *scan_entry) 1215 { 1216 qdf_time_t ts = scan_entry->scan_entry_time; 1217 1218 return qdf_mc_timer_get_system_time() - ts; 1219 } 1220 1221 /** 1222 * util_scan_mlme_info() - function to read mlme info struct 1223 * @scan_entry: scan entry 1224 * 1225 * API, function to read mlme info struct 1226 * 1227 * Return: mlme info 1228 */ 1229 static inline struct mlme_info* 1230 util_scan_mlme_info(struct scan_cache_entry *scan_entry) 1231 { 1232 return &scan_entry->mlme_info; 1233 } 1234 1235 /** 1236 * util_scan_entry_bss_type() - function to read bss type 1237 * @scan_entry: scan entry 1238 * 1239 * API, function to read bss type 1240 * 1241 * Return: bss type 1242 */ 1243 static inline enum wlan_bss_type 1244 util_scan_entry_bss_type(struct scan_cache_entry *scan_entry) 1245 { 1246 if (scan_entry->cap_info.value & WLAN_CAPINFO_ESS) 1247 return WLAN_TYPE_BSS; 1248 else if (scan_entry->cap_info.value & WLAN_CAPINFO_IBSS) 1249 return WLAN_TYPE_IBSS; 1250 else 1251 return WLAN_TYPE_ANY; 1252 } 1253 1254 /** 1255 * util_scan_entry_privacy() - function to check if privacy is enebled 1256 * @scan_entry: scan entry 1257 * 1258 * API, function to check if privacy is enebled 1259 * 1260 * Return: true if privacy is enabled, false other wise 1261 */ 1262 static inline bool 1263 util_scan_entry_privacy(struct scan_cache_entry *scan_entry) 1264 { 1265 return (scan_entry->cap_info.value & 1266 WLAN_CAPINFO_PRIVACY) ? true : false; 1267 } 1268 1269 /** 1270 * util_scan_entry_athcaps() - function to read ath caps vendor ie 1271 * @scan_entry: scan entry 1272 * 1273 * API, function to read ath caps vendor ie 1274 * 1275 * Return: ath caps vendorie or NULL if ie is not present 1276 */ 1277 static inline uint8_t* 1278 util_scan_entry_athcaps(struct scan_cache_entry *scan_entry) 1279 { 1280 return scan_entry->ie_list.athcaps; 1281 } 1282 1283 /** 1284 * util_scan_entry_athextcaps() - function to read ath extcaps vendor ie 1285 * @scan_entry: scan entry 1286 * 1287 * API, function to read ath extcaps vendor ie 1288 * 1289 * Return: ath extcaps vendorie or NULL if ie is not present 1290 */ 1291 static inline uint8_t* 1292 util_scan_entry_athextcaps(struct scan_cache_entry *scan_entry) 1293 { 1294 return scan_entry->ie_list.athextcaps; 1295 } 1296 1297 /** 1298 * util_scan_entry_bwnss_map() - function to read bwnss_map ie 1299 * @scan_entry: scan entry 1300 * 1301 * API, function to read bwnss_map ie 1302 * 1303 * Return: bwnss_map ie or NULL if ie is not present 1304 */ 1305 static inline uint8_t* 1306 util_scan_entry_bwnss_map(struct scan_cache_entry *scan_entry) 1307 { 1308 return scan_entry->ie_list.bwnss_map; 1309 } 1310 1311 /** 1312 * util_scan_entry_sonie() - function to read son ie 1313 * @scan_entry: scan entry 1314 * 1315 * API, function to read son ie 1316 * 1317 * Return: son ie or NULL if ie is not present 1318 */ 1319 static inline uint8_t* 1320 util_scan_entry_sonie(struct scan_cache_entry *scan_entry) 1321 { 1322 return scan_entry->ie_list.sonadv; 1323 } 1324 1325 /** 1326 * util_scan_entry_widebw() - function to read wide band chan switch sub elem ie 1327 * @scan_entry: scan entry 1328 * 1329 * API, function to read wide band chan switch sub elem ie 1330 * 1331 * Return: wide band chan switch sub elem or NULL if ie is not present 1332 */ 1333 static inline uint8_t* 1334 util_scan_entry_widebw(struct scan_cache_entry *scan_entry) 1335 { 1336 return scan_entry->ie_list.widebw; 1337 } 1338 1339 /** 1340 * util_scan_entry_secchanoff() - function to read secondary channel offset ie 1341 * @scan_entry: scan entry 1342 * 1343 * API, function to read secondary channel offset ie 1344 * 1345 * Return: secondary channel offset element or NULL if ie is not present 1346 */ 1347 static inline uint8_t* 1348 util_scan_entry_secchanoff(struct scan_cache_entry *scan_entry) 1349 { 1350 return scan_entry->ie_list.secchanoff; 1351 } 1352 1353 /** 1354 * util_scan_entry_cswrp() - function to read channel switch wrapper ie 1355 * @scan_entry: scan entry 1356 * 1357 * API, function to read channel switch wrapper ie 1358 * 1359 * Return: channel switch wrapper element or NULL if ie is not present 1360 */ 1361 static inline uint8_t* 1362 util_scan_entry_cswrp(struct scan_cache_entry *scan_entry) 1363 { 1364 return scan_entry->ie_list.cswrp; 1365 } 1366 1367 /** 1368 * util_scan_entry_omn() - function to read operating mode notification ie 1369 * @scan_entry: scan entry 1370 * 1371 * API, function to read operating mode notification 1372 * 1373 * Return: operating mode notification element or NULL if ie is not present 1374 */ 1375 static inline uint8_t* 1376 util_scan_entry_omn(struct scan_cache_entry *scan_entry) 1377 { 1378 return scan_entry->ie_list.opmode; 1379 } 1380 1381 /** 1382 * util_scan_entry_extcaps() - function to read extcap ie 1383 * @scan_entry: scan entry 1384 * 1385 * API, function to read extcap ie 1386 * 1387 * Return: extcap element or NULL if ie is not present 1388 */ 1389 static inline uint8_t* 1390 util_scan_entry_extcaps(struct scan_cache_entry *scan_entry) 1391 { 1392 return scan_entry->ie_list.extcaps; 1393 } 1394 1395 /** 1396 * util_scan_entry_get_extcap() - function to read extended capability field ie 1397 * @scan_entry: scan entry 1398 * @extcap_bit_field: extended capability bit field 1399 * @extcap_value: pointer to fill extended capability field value 1400 * 1401 * API, function to read extended capability field 1402 * 1403 * Return: QDF_STATUS_SUCCESS if extended capability field is found 1404 * QDF_STATUS_E_NOMEM if extended capability field is not found 1405 */ 1406 static inline QDF_STATUS 1407 util_scan_entry_get_extcap(struct scan_cache_entry *scan_entry, 1408 enum ext_cap_bit_field extcap_bit_field, 1409 uint8_t *extcap_value) 1410 { 1411 struct wlan_ext_cap_ie *ext_cap = 1412 (struct wlan_ext_cap_ie *)util_scan_entry_extcaps(scan_entry); 1413 1414 uint8_t ext_caps_byte = (extcap_bit_field >> 3); 1415 uint8_t ext_caps_bit_pos = extcap_bit_field & 0x7; 1416 1417 *extcap_value = 0; 1418 1419 if (!ext_cap) 1420 return QDF_STATUS_E_NULL_VALUE; 1421 1422 if (ext_cap->ext_cap_len <= ext_caps_byte) 1423 return QDF_STATUS_E_NULL_VALUE; 1424 1425 *extcap_value = 1426 ((ext_cap->ext_caps[ext_caps_byte] >> ext_caps_bit_pos) & 0x1); 1427 1428 return QDF_STATUS_SUCCESS; 1429 } 1430 1431 /** 1432 * util_scan_entry_athcaps() - function to read ath caps vendor ie 1433 * @scan_entry: scan entry 1434 * 1435 * API, function to read ath caps vendor ie 1436 * 1437 * Return: ath caps vendorie or NULL if ie is not present 1438 */ 1439 static inline struct mlme_info* 1440 util_scan_entry_mlme_info(struct scan_cache_entry *scan_entry) 1441 { 1442 return &(scan_entry->mlme_info); 1443 } 1444 1445 /** 1446 * util_scan_entry_mcst() - function to read mcst IE 1447 * @scan_entry:scan entry 1448 * 1449 * API, function to read mcst IE 1450 * 1451 * Return: mcst or NULL if ie is not present 1452 */ 1453 static inline uint8_t* 1454 util_scan_entry_mcst(struct scan_cache_entry *scan_entry) 1455 { 1456 return scan_entry->ie_list.mcst; 1457 } 1458 1459 /** 1460 * util_scan_entry_hecap() - function to read he caps vendor ie 1461 * @scan_entry: scan entry 1462 * 1463 * API, function to read he caps vendor ie 1464 * 1465 * Return: he caps vendorie or NULL if ie is not present 1466 */ 1467 static inline uint8_t* 1468 util_scan_entry_hecap(struct scan_cache_entry *scan_entry) 1469 { 1470 return scan_entry->ie_list.hecap; 1471 } 1472 1473 /** 1474 * util_scan_entry_he_6g_cap() - function to read he 6GHz caps vendor ie 1475 * @scan_entry: scan entry 1476 * 1477 * API, function to read he 6GHz caps vendor ie 1478 * 1479 * Return: he caps vendorie or NULL if ie is not present 1480 */ 1481 static inline uint8_t* 1482 util_scan_entry_he_6g_cap(struct scan_cache_entry *scan_entry) 1483 { 1484 return scan_entry->ie_list.hecap_6g; 1485 } 1486 1487 /** 1488 * util_scan_entry_heop() - function to read heop vendor ie 1489 * @scan_entry: scan entry 1490 * 1491 * API, function to read heop vendor ie 1492 * 1493 * Return, heop vendorie or NULL if ie is not present 1494 */ 1495 static inline uint8_t* 1496 util_scan_entry_heop(struct scan_cache_entry *scan_entry) 1497 { 1498 return scan_entry->ie_list.heop; 1499 } 1500 1501 /** 1502 * util_scan_entry_tpe() - function to read tpe ie 1503 * @scan_entry: scan entry 1504 * 1505 * API, function to read tpe ie 1506 * 1507 * Return, tpe ie or NULL if ie is not present 1508 */ 1509 static inline uint8_t** 1510 util_scan_entry_tpe(struct scan_cache_entry *scan_entry) 1511 { 1512 return scan_entry->ie_list.tpe; 1513 } 1514 1515 /** 1516 * util_scan_entry_muedca() - function to read MU-EDCA IE 1517 * @scan_entry: scan entry 1518 * 1519 * API, function to read MU-EDCA IE 1520 * 1521 * Return, MUEDCA IE or NULL if IE is not present 1522 */ 1523 static inline uint8_t* 1524 util_scan_entry_muedca(struct scan_cache_entry *scan_entry) 1525 { 1526 return scan_entry->ie_list.muedca; 1527 } 1528 1529 /** 1530 * util_scan_entry_spatial_reuse_parameter() - function to read spatial reuse 1531 * parameter ie 1532 * @scan_entry: scan entry 1533 * 1534 * API, function to read scan_entry reuse parameter ie 1535 * 1536 * Return, spatial reuse parameter ie or NULL if ie is not present 1537 */ 1538 static inline uint8_t* 1539 util_scan_entry_spatial_reuse_parameter(struct scan_cache_entry *scan_entry) 1540 { 1541 return scan_entry->ie_list.srp; 1542 } 1543 1544 /** 1545 * util_scan_entry_fils_indication() - function to read FILS indication ie 1546 * @scan_entry: scan entry 1547 * 1548 * API, function to read FILS indication ie 1549 * 1550 * Return, FILS indication ie or NULL if ie is not present 1551 */ 1552 static inline uint8_t* 1553 util_scan_entry_fils_indication(struct scan_cache_entry *scan_entry) 1554 { 1555 return scan_entry->ie_list.fils_indication; 1556 } 1557 1558 /** 1559 * util_get_last_scan_time() - function to get last scan time on this pdev 1560 * @vdev: vdev object 1561 * 1562 * API, function to read last scan time on this pdev 1563 * 1564 * Return: qdf_time_t 1565 */ 1566 qdf_time_t 1567 util_get_last_scan_time(struct wlan_objmgr_vdev *vdev); 1568 1569 /** 1570 * util_scan_entry_update_mlme_info() - function to update mlme info 1571 * @scan_entry: scan entry object 1572 * 1573 * API, function to update mlme info in scan DB 1574 * 1575 * Return: QDF_STATUS 1576 */ 1577 QDF_STATUS 1578 util_scan_entry_update_mlme_info(struct wlan_objmgr_pdev *pdev, 1579 struct scan_cache_entry *scan_entry); 1580 1581 /** 1582 * util_scan_is_hidden_ssid() - function to check if ssid is hidden 1583 * @ssid: struct ie_ssid object 1584 * 1585 * API, function to check if ssid is hidden 1586 * 1587 * Return: true if ap is hidden, false otherwise 1588 */ 1589 bool 1590 util_scan_is_hidden_ssid(struct ie_ssid *ssid); 1591 1592 /** 1593 * util_scan_entry_is_hidden_ap() - function to check if ap is hidden 1594 * @scan_entry: scan entry 1595 * 1596 * API, function to check if ap is hidden 1597 * 1598 * Return: true if ap is hidden, false otherwise 1599 */ 1600 static inline bool 1601 util_scan_entry_is_hidden_ap(struct scan_cache_entry *scan_entry) 1602 { 1603 return util_scan_is_hidden_ssid( 1604 (struct ie_ssid *)scan_entry->ie_list.ssid); 1605 } 1606 1607 /** 1608 * util_scan_entry_espinfo() - function to read ESP info 1609 * @scan_entry: scan entry 1610 * 1611 * API, function to read ESP info 1612 * 1613 * Return: erp info 1614 */ 1615 static inline uint8_t * 1616 util_scan_entry_esp_info(struct scan_cache_entry *scan_entry) 1617 { 1618 return scan_entry->ie_list.esp; 1619 } 1620 1621 /** 1622 * util_scan_entry_mbo_oce() - function to read MBO/OCE ie 1623 * @scan_entry: scan entry 1624 * 1625 * API, function to read MBO/OCE ie 1626 * 1627 * Return: MBO/OCE ie 1628 */ 1629 static inline uint8_t * 1630 util_scan_entry_mbo_oce(struct scan_cache_entry *scan_entry) 1631 { 1632 return scan_entry->ie_list.mbo_oce; 1633 } 1634 1635 /** 1636 * util_scan_entry_rsnxe() - function to read RSNXE ie 1637 * @scan_entry: scan entry 1638 * 1639 * API, function to read RSNXE ie 1640 * 1641 * Return: RSNXE ie 1642 */ 1643 static inline uint8_t * 1644 util_scan_entry_rsnxe(struct scan_cache_entry *scan_entry) 1645 { 1646 return scan_entry->ie_list.rsnxe; 1647 } 1648 1649 /** 1650 * util_scan_scm_chan_to_band() - function to tell band for channel number 1651 * @chan: Channel number 1652 * 1653 * Return: Band information as per channel 1654 */ 1655 enum wlan_band util_scan_scm_chan_to_band(uint32_t chan); 1656 1657 /** 1658 * util_scan_scm_freq_to_band() - API to get band from frequency 1659 * @freq: Channel frequency 1660 * 1661 * Return: Band information as per frequency 1662 */ 1663 enum wlan_band util_scan_scm_freq_to_band(uint16_t freq); 1664 1665 /** 1666 * util_is_scan_completed() - function to get scan complete status 1667 * @event: scan event 1668 * @success: true if scan complete success, false otherwise 1669 * 1670 * API, function to get the scan result 1671 * 1672 * Return: true if scan complete, false otherwise 1673 */ 1674 bool util_is_scan_completed(struct scan_event *event, bool *success); 1675 1676 /** 1677 * util_scan_entry_extenderie() - function to read extender IE 1678 * @scan_entry: scan entry 1679 * 1680 * API, function to read extender IE 1681 * 1682 * Return: extenderie or NULL if ie is not present 1683 */ 1684 static inline uint8_t* 1685 util_scan_entry_extenderie(struct scan_cache_entry *scan_entry) 1686 { 1687 return scan_entry->ie_list.extender; 1688 } 1689 1690 /** 1691 * util_scan_entry_mdie() - function to read Mobility Domain IE 1692 * @scan_entry: scan entry 1693 * 1694 * API, function to read Mobility Domain IE 1695 * 1696 * Return: MDIE or NULL if IE is not present 1697 */ 1698 static inline uint8_t* 1699 util_scan_entry_mdie(struct scan_cache_entry *scan_entry) 1700 { 1701 return scan_entry->ie_list.mdie; 1702 } 1703 1704 /** 1705 * util_scan_is_null_ssid() - to check for NULL ssid 1706 * @ssid: ssid 1707 * 1708 * Return: true if NULL ssid else false 1709 */ 1710 static inline bool util_scan_is_null_ssid(struct wlan_ssid *ssid) 1711 { 1712 uint32_t ssid_length; 1713 uint8_t *ssid_str; 1714 1715 if (ssid->length == 0) 1716 return true; 1717 1718 /* Consider 0 or space for hidden SSID */ 1719 if (0 == ssid->ssid[0]) 1720 return true; 1721 1722 ssid_length = ssid->length; 1723 ssid_str = ssid->ssid; 1724 1725 while (ssid_length) { 1726 if (*ssid_str != ASCII_SPACE_CHARACTER && 1727 *ssid_str) 1728 break; 1729 ssid_str++; 1730 ssid_length--; 1731 } 1732 1733 if (ssid_length == 0) 1734 return true; 1735 1736 return false; 1737 } 1738 1739 #endif 1740