Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2012, Code Aurora Forum. All rights reserved. |
| 3 | * |
| 4 | * Previously licensed under the ISC license by Qualcomm Atheros, Inc. |
| 5 | * |
| 6 | * |
| 7 | * Permission to use, copy, modify, and/or distribute this software for |
| 8 | * any purpose with or without fee is hereby granted, provided that the |
| 9 | * above copyright notice and this permission notice appear in all |
| 10 | * copies. |
| 11 | * |
| 12 | * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL |
| 13 | * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED |
| 14 | * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE |
| 15 | * AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL |
| 16 | * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR |
| 17 | * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER |
| 18 | * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR |
| 19 | * PERFORMANCE OF THIS SOFTWARE. |
| 20 | */ |
| 21 | |
| 22 | /* |
| 23 | * Airgo Networks, Inc proprietary. All rights reserved. |
| 24 | * This file limUtils.cc contains the utility functions |
| 25 | * LIM uses. |
| 26 | * Author: Chandra Modumudi |
| 27 | * Date: 02/13/02 |
| 28 | * History:- |
| 29 | * Date Modified by Modification Information |
| 30 | * -------------------------------------------------------------------- |
| 31 | */ |
| 32 | |
| 33 | #include "aniGlobal.h" |
| 34 | #include "wniApi.h" |
| 35 | |
| 36 | #include "sirCommon.h" |
| 37 | #if (WNI_POLARIS_FW_PRODUCT == AP) |
| 38 | #include "wniCfgAp.h" |
| 39 | #else |
| 40 | #include "wniCfgSta.h" |
| 41 | #endif |
| 42 | #include "cfgApi.h" |
| 43 | |
| 44 | #ifdef FEATURE_WLAN_NON_INTEGRATED_SOC |
| 45 | #include "halDataStruct.h" |
| 46 | #include "halCommonApi.h" |
| 47 | #endif |
| 48 | |
| 49 | #include "utilsApi.h" |
| 50 | #include "limUtils.h" |
| 51 | #include "limSecurityUtils.h" |
| 52 | #include "limSession.h" |
| 53 | |
| 54 | |
| 55 | #define LIM_SEED_LENGTH 16 |
| 56 | |
| 57 | /** |
| 58 | * limIsAuthAlgoSupported() |
| 59 | * |
| 60 | *FUNCTION: |
| 61 | * This function is called in various places within LIM code |
| 62 | * to determine whether passed authentication algorithm is enabled |
| 63 | * or not |
| 64 | * |
| 65 | *LOGIC: |
| 66 | * |
| 67 | *ASSUMPTIONS: |
| 68 | * NA |
| 69 | * |
| 70 | *NOTE: |
| 71 | * NA |
| 72 | * |
| 73 | * @param authType Indicates MAC based authentication type |
| 74 | * (eSIR_OPEN_SYSTEM or eSIR_SHARED_KEY) |
| 75 | * If Shared Key authentication to be used, |
| 76 | * 'Privacy Option Implemented' flag is also |
| 77 | * checked. |
| 78 | * |
| 79 | * @return true if passed authType is enabled else false |
| 80 | */ |
| 81 | #ifdef WLAN_SOFTAP_FEATURE |
| 82 | tANI_U8 |
| 83 | limIsAuthAlgoSupported(tpAniSirGlobal pMac, tAniAuthType authType, tpPESession psessionEntry) |
| 84 | #else |
| 85 | tANI_U8 |
| 86 | limIsAuthAlgoSupported(tpAniSirGlobal pMac, tAniAuthType authType) |
| 87 | #endif |
| 88 | { |
| 89 | tANI_U32 algoEnable, privacyOptImp; |
| 90 | |
| 91 | if (authType == eSIR_OPEN_SYSTEM) |
| 92 | { |
| 93 | |
| 94 | #ifdef WLAN_SOFTAP_FEATURE |
| 95 | if(psessionEntry->limSystemRole == eLIM_AP_ROLE) |
| 96 | { |
| 97 | if((psessionEntry->authType == eSIR_OPEN_SYSTEM) || (psessionEntry->authType == eSIR_AUTO_SWITCH)) |
| 98 | return true; |
| 99 | else |
| 100 | return false; |
| 101 | } |
| 102 | #endif |
| 103 | |
| 104 | if (wlan_cfgGetInt(pMac, WNI_CFG_OPEN_SYSTEM_AUTH_ENABLE, |
| 105 | &algoEnable) != eSIR_SUCCESS) |
| 106 | { |
| 107 | /** |
| 108 | * Could not get AuthAlgo1 Enable value |
| 109 | * from CFG. Log error. |
| 110 | */ |
| 111 | limLog(pMac, LOGE, |
| 112 | FL("could not retrieve AuthAlgo1 Enable value\n")); |
| 113 | |
| 114 | return false; |
| 115 | } |
| 116 | else |
| 117 | return ( (algoEnable > 0 ? true : false) ); |
| 118 | } |
| 119 | else |
| 120 | { |
| 121 | |
| 122 | #ifdef WLAN_SOFTAP_FEATURE |
| 123 | if(psessionEntry->limSystemRole == eLIM_AP_ROLE) |
| 124 | { |
| 125 | if((psessionEntry->authType == eSIR_SHARED_KEY) || (psessionEntry->authType == eSIR_AUTO_SWITCH)) |
| 126 | algoEnable = true; |
| 127 | else |
| 128 | algoEnable = false; |
| 129 | |
| 130 | } |
| 131 | else |
| 132 | #endif |
| 133 | |
| 134 | if (wlan_cfgGetInt(pMac, WNI_CFG_SHARED_KEY_AUTH_ENABLE, |
| 135 | &algoEnable) != eSIR_SUCCESS) |
| 136 | { |
| 137 | /** |
| 138 | * Could not get AuthAlgo2 Enable value |
| 139 | * from CFG. Log error. |
| 140 | */ |
| 141 | limLog(pMac, LOGE, |
| 142 | FL("could not retrieve AuthAlgo2 Enable value\n")); |
| 143 | |
| 144 | return false; |
| 145 | } |
| 146 | |
| 147 | #ifdef WLAN_SOFTAP_FEATURE |
| 148 | if(psessionEntry->limSystemRole == eLIM_AP_ROLE) |
| 149 | { |
| 150 | privacyOptImp = psessionEntry->privacy; |
| 151 | } |
| 152 | else |
| 153 | #endif |
| 154 | |
| 155 | if (wlan_cfgGetInt(pMac, WNI_CFG_PRIVACY_ENABLED, |
| 156 | &privacyOptImp) != eSIR_SUCCESS) |
| 157 | { |
| 158 | /** |
| 159 | * Could not get PrivacyOptionImplemented value |
| 160 | * from CFG. Log error. |
| 161 | */ |
| 162 | limLog(pMac, LOGE, |
| 163 | FL("could not retrieve PrivacyOptImplemented value\n")); |
| 164 | |
| 165 | return false; |
| 166 | } |
| 167 | return (algoEnable && privacyOptImp); |
| 168 | } |
| 169 | } /****** end limIsAuthAlgoSupported() ******/ |
| 170 | |
| 171 | |
| 172 | |
| 173 | /** |
| 174 | * limInitPreAuthList |
| 175 | * |
| 176 | *FUNCTION: |
| 177 | * This function is called while starting a BSS at AP |
| 178 | * to initialize MAC authenticated STA list. This may also be called |
| 179 | * while joining/starting an IBSS if MAC authentication is allowed |
| 180 | * in IBSS mode. |
| 181 | * |
| 182 | *LOGIC: |
| 183 | * |
| 184 | *ASSUMPTIONS: |
| 185 | * |
| 186 | *NOTE: |
| 187 | * |
| 188 | * @param pMac - Pointer to Global MAC structure |
| 189 | * @return None |
| 190 | */ |
| 191 | |
| 192 | void |
| 193 | limInitPreAuthList(tpAniSirGlobal pMac) |
| 194 | { |
| 195 | pMac->lim.pLimPreAuthList = NULL; |
| 196 | |
| 197 | #if (WNI_POLARIS_FW_PRODUCT == AP) |
| 198 | if (pMac->lim.gLimSystemRole == eLIM_AP_ROLE ) |
| 199 | { |
| 200 | tANI_U32 authClnupTimeout; |
| 201 | //tANI_U32 cfgValue; |
| 202 | |
| 203 | if (wlan_cfgGetInt(pMac, WNI_CFG_PREAUTH_CLNUP_TIMEOUT, |
| 204 | &authClnupTimeout) != eSIR_SUCCESS) |
| 205 | { |
| 206 | /** |
| 207 | * Could not get PreAuthClnupTimeout value |
| 208 | * from CFG. Log error. |
| 209 | */ |
| 210 | limLog(pMac, LOGE, |
| 211 | FL("could not retrieve PreAuthClnupTimeout value\n")); |
| 212 | |
| 213 | return; |
| 214 | } |
| 215 | authClnupTimeout = SYS_MS_TO_TICKS(authClnupTimeout); |
| 216 | |
| 217 | /// Create and start periodic pre-auth context cleanup timeout |
| 218 | if (tx_timer_create(&pMac->lim.limTimers.gLimPreAuthClnupTimer, |
| 219 | "preAuthCleanup", |
| 220 | limTimerHandler, |
| 221 | SIR_LIM_PREAUTH_CLNUP_TIMEOUT, |
| 222 | authClnupTimeout, authClnupTimeout, |
| 223 | TX_AUTO_ACTIVATE) != TX_SUCCESS) |
| 224 | { |
| 225 | /// Could not create PreAuthCleanup timer. |
| 226 | // Log error |
| 227 | limLog(pMac, LOGP, FL("could not create PreAuthCleanup timer\n")); |
| 228 | |
| 229 | return; |
| 230 | } |
| 231 | |
| 232 | #if defined(ANI_OS_TYPE_RTAI_LINUX) |
| 233 | tx_timer_set_expiry_list(&pMac->lim.limTimers.gLimPreAuthClnupTimer, |
| 234 | LIM_TIMER_EXPIRY_LIST); |
| 235 | #endif |
| 236 | PELOG1(limLog(pMac, LOG1, |
| 237 | FL("Created pre-auth cleanup timer\n"));) |
| 238 | |
| 239 | } |
| 240 | #endif |
| 241 | } /*** end limInitPreAuthList() ***/ |
| 242 | |
| 243 | |
| 244 | |
| 245 | /** |
| 246 | * limDeletePreAuthList |
| 247 | * |
| 248 | *FUNCTION: |
| 249 | * This function is called cleanup Pre-auth list either on |
| 250 | * AP or on STA when moving from one persona to other. |
| 251 | * |
| 252 | *LOGIC: |
| 253 | * |
| 254 | *ASSUMPTIONS: |
| 255 | * |
| 256 | *NOTE: |
| 257 | * |
| 258 | * @param pMac - Pointer to Global MAC structure |
| 259 | * @return None |
| 260 | */ |
| 261 | |
| 262 | void |
| 263 | limDeletePreAuthList(tpAniSirGlobal pMac) |
| 264 | { |
| 265 | struct tLimPreAuthNode *pCurrNode, *pTempNode; |
| 266 | |
| 267 | pCurrNode = pTempNode = pMac->lim.pLimPreAuthList; |
| 268 | while (pCurrNode != NULL) |
| 269 | { |
| 270 | pTempNode = pCurrNode->next; |
| 271 | |
| 272 | PELOG1(limLog(pMac, LOG1, FL("=====> limDeletePreAuthList \n"));) |
| 273 | limReleasePreAuthNode(pMac, pCurrNode); |
| 274 | |
| 275 | pCurrNode = pTempNode; |
| 276 | } |
| 277 | pMac->lim.pLimPreAuthList = NULL; |
| 278 | } /*** end limDeletePreAuthList() ***/ |
| 279 | |
| 280 | |
| 281 | |
| 282 | /** |
| 283 | * limSearchPreAuthList |
| 284 | * |
| 285 | *FUNCTION: |
| 286 | * This function is called when Authentication frame is received |
| 287 | * by AP (or at a STA in IBSS supporting MAC based authentication) |
| 288 | * to search if a STA is in the middle of MAC Authentication |
| 289 | * transaction sequence. |
| 290 | * |
| 291 | *LOGIC: |
| 292 | * |
| 293 | *ASSUMPTIONS: |
| 294 | * |
| 295 | *NOTE: |
| 296 | * |
| 297 | * @param macAddr - MAC address of the STA that sent |
| 298 | * Authentication frame. |
| 299 | * |
| 300 | * @return Pointer to pre-auth node if found, else NULL |
| 301 | */ |
| 302 | |
| 303 | struct tLimPreAuthNode * |
| 304 | limSearchPreAuthList(tpAniSirGlobal pMac, tSirMacAddr macAddr) |
| 305 | { |
| 306 | struct tLimPreAuthNode *pTempNode = pMac->lim.pLimPreAuthList; |
| 307 | |
| 308 | while (pTempNode != NULL) |
| 309 | { |
| 310 | if (palEqualMemory( pMac->hHdd,(tANI_U8 *) macAddr, |
| 311 | (tANI_U8 *) &pTempNode->peerMacAddr, |
| 312 | sizeof(tSirMacAddr)) ) |
| 313 | break; |
| 314 | |
| 315 | pTempNode = pTempNode->next; |
| 316 | } |
| 317 | |
| 318 | return pTempNode; |
| 319 | } /*** end limSearchPreAuthList() ***/ |
| 320 | |
| 321 | |
| 322 | |
| 323 | /** |
| 324 | * limAddPreAuthNode |
| 325 | * |
| 326 | *FUNCTION: |
| 327 | * This function is called at AP while sending Authentication |
| 328 | * frame2. |
| 329 | * This may also be called on a STA in IBSS if MAC authentication is |
| 330 | * allowed in IBSS mode. |
| 331 | * |
| 332 | *LOGIC: |
| 333 | * Node is always added to the front of the list |
| 334 | * |
| 335 | *ASSUMPTIONS: |
| 336 | * |
| 337 | *NOTE: |
| 338 | * |
| 339 | * @param pMac - Pointer to Global MAC structure |
| 340 | * @param pAuthNode - Pointer to pre-auth node to be added to the list. |
| 341 | * |
| 342 | * @return None |
| 343 | */ |
| 344 | |
| 345 | void |
| 346 | limAddPreAuthNode(tpAniSirGlobal pMac, struct tLimPreAuthNode *pAuthNode) |
| 347 | { |
| 348 | pMac->lim.gLimNumPreAuthContexts++; |
| 349 | |
| 350 | pAuthNode->next = pMac->lim.pLimPreAuthList; |
| 351 | |
| 352 | pMac->lim.pLimPreAuthList = pAuthNode; |
| 353 | } /*** end limAddPreAuthNode() ***/ |
| 354 | |
| 355 | |
| 356 | /** |
| 357 | * limReleasePreAuthNode |
| 358 | * |
| 359 | *FUNCTION: |
| 360 | * This function is called to realease the accquired |
| 361 | * pre auth node from list. |
| 362 | * |
| 363 | *LOGIC: |
| 364 | * |
| 365 | *ASSUMPTIONS: |
| 366 | * |
| 367 | *NOTE: |
| 368 | * |
| 369 | * @param pMac - Pointer to Global MAC structure |
| 370 | * @param pAuthNode - Pointer to Pre Auth node to be released |
| 371 | * @return None |
| 372 | */ |
| 373 | |
| 374 | void |
| 375 | limReleasePreAuthNode(tpAniSirGlobal pMac, tpLimPreAuthNode pAuthNode) |
| 376 | { |
| 377 | pAuthNode->fFree = 1; |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame^] | 378 | MTRACE(macTrace(pMac, TRACE_CODE_TIMER_DEACTIVATE, NO_SESSION, eLIM_PRE_AUTH_CLEANUP_TIMER)); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 379 | tx_timer_deactivate(&pAuthNode->timer); |
| 380 | pMac->lim.gLimNumPreAuthContexts--; |
| 381 | } /*** end limReleasePreAuthNode() ***/ |
| 382 | |
| 383 | |
| 384 | /** |
| 385 | * limDeletePreAuthNode |
| 386 | * |
| 387 | *FUNCTION: |
| 388 | * This function is called at AP when a pre-authenticated STA is |
| 389 | * Associated/Reassociated or when AuthFrame4 is received after |
| 390 | * Auth Response timeout. |
| 391 | * This may also be called on a STA in IBSS if MAC authentication and |
| 392 | * Association/Reassociation is allowed in IBSS mode. |
| 393 | * |
| 394 | *LOGIC: |
| 395 | * |
| 396 | *ASSUMPTIONS: |
| 397 | * |
| 398 | *NOTE: |
| 399 | * |
| 400 | * @param pMac - Pointer to Global MAC structure |
| 401 | * @param peerMacAddr - MAC address of the STA that need to be deleted |
| 402 | * from pre-auth node list. |
| 403 | * |
| 404 | * @return None |
| 405 | */ |
| 406 | |
| 407 | void |
| 408 | limDeletePreAuthNode(tpAniSirGlobal pMac, tSirMacAddr macAddr) |
| 409 | { |
| 410 | struct tLimPreAuthNode *pPrevNode, *pTempNode; |
| 411 | |
| 412 | pTempNode = pPrevNode = pMac->lim.pLimPreAuthList; |
| 413 | |
| 414 | if (pTempNode == NULL) |
| 415 | return; |
| 416 | |
| 417 | if (palEqualMemory( pMac->hHdd,(tANI_U8 *) macAddr, |
| 418 | (tANI_U8 *) &pTempNode->peerMacAddr, |
| 419 | sizeof(tSirMacAddr)) ) |
| 420 | { |
| 421 | // First node to be deleted |
| 422 | |
| 423 | pMac->lim.pLimPreAuthList = pTempNode->next; |
| 424 | |
| 425 | #if (WNI_POLARIS_FW_PRODUCT == AP) |
| 426 | // Delete the auth response timer if running |
| 427 | if (pTempNode->fTimerStarted) |
| 428 | limDeactivateAndChangePerStaIdTimer(pMac, |
| 429 | eLIM_AUTH_RSP_TIMER, |
| 430 | pTempNode->authNodeIdx); |
| 431 | |
| 432 | #endif |
| 433 | |
| 434 | PELOG1(limLog(pMac, LOG1, FL("=====> limDeletePreAuthNode : first node to delete\n"));) |
| 435 | PELOG1(limLog(pMac, LOG1, FL("Release data entry: %x id %d peer \n"), |
| 436 | pTempNode, pTempNode->authNodeIdx); |
| 437 | limPrintMacAddr(pMac, macAddr, LOG1);) |
| 438 | limReleasePreAuthNode(pMac, pTempNode); |
| 439 | |
| 440 | return; |
| 441 | } |
| 442 | |
| 443 | pTempNode = pTempNode->next; |
| 444 | |
| 445 | while (pTempNode != NULL) |
| 446 | { |
| 447 | if (palEqualMemory( pMac->hHdd,(tANI_U8 *) macAddr, |
| 448 | (tANI_U8 *) &pTempNode->peerMacAddr, |
| 449 | sizeof(tSirMacAddr)) ) |
| 450 | { |
| 451 | // Found node to be deleted |
| 452 | |
| 453 | pPrevNode->next = pTempNode->next; |
| 454 | |
| 455 | #if (WNI_POLARIS_FW_PRODUCT == AP) |
| 456 | // Delete the auth response timer if running |
| 457 | if (pTempNode->fTimerStarted) |
| 458 | limDeactivateAndChangePerStaIdTimer(pMac, |
| 459 | eLIM_AUTH_RSP_TIMER, |
| 460 | pTempNode->authNodeIdx); |
| 461 | #endif |
| 462 | PELOG1(limLog(pMac, LOG1, FL("=====> limDeletePreAuthNode : subsequent node to delete\n")); |
| 463 | limLog(pMac, LOG1, FL("Release data entry: %x id %d peer \n"), |
| 464 | pTempNode, pTempNode->authNodeIdx); |
| 465 | limPrintMacAddr(pMac, macAddr, LOG1);) |
| 466 | limReleasePreAuthNode(pMac, pTempNode); |
| 467 | |
| 468 | return; |
| 469 | } |
| 470 | |
| 471 | pPrevNode = pTempNode; |
| 472 | pTempNode = pTempNode->next; |
| 473 | } |
| 474 | |
| 475 | // Should not be here |
| 476 | // Log error |
| 477 | limLog(pMac, LOGP, FL("peer not found in pre-auth list, addr= ")); |
| 478 | limPrintMacAddr(pMac, macAddr, LOGP); |
| 479 | |
| 480 | } /*** end limDeletePreAuthNode() ***/ |
| 481 | |
| 482 | |
| 483 | #if (WNI_POLARIS_FW_PRODUCT == AP) |
| 484 | /** |
| 485 | * limPreAuthClnupHandler |
| 486 | * |
| 487 | *FUNCTION: |
| 488 | * This function is called on AP upon peridic Pre-authentication |
| 489 | * context cleanup. |
| 490 | * |
| 491 | *LOGIC: |
| 492 | * A Pre-auth node is marked as seen first time it comes across |
| 493 | * the list traversal. It'll be deleted if already 'seen' (during |
| 494 | * next Pre-auth cleanup). |
| 495 | * |
| 496 | *ASSUMPTIONS: |
| 497 | * |
| 498 | *NOTE: |
| 499 | * |
| 500 | * @param pMac - Pointer to Global MAC structure |
| 501 | * @return None |
| 502 | */ |
| 503 | |
| 504 | void |
| 505 | limPreAuthClnupHandler(tpAniSirGlobal pMac) |
| 506 | { |
| 507 | tANI_U16 aid; |
| 508 | tANI_U8 firstNode=false; |
| 509 | tpDphHashNode pStaDs; |
| 510 | struct tLimPreAuthNode *pPrevNode, *pCurrNode; |
| 511 | |
| 512 | #ifdef GEN6_TODO |
| 513 | //fetch the sessionEntry based on the sessionId |
| 514 | //priority - MEDIUM |
| 515 | tpPESession sessionEntry; |
| 516 | |
| 517 | if((sessionEntry = peFindSessionBySessionId(pMac, pMac->lim.limTimers.gLimPreAuthClnupTimer.sessionId))== NULL) |
| 518 | { |
| 519 | limLog(pMac, LOGP,FL("Session Does not exist for given sessionID\n")); |
| 520 | return; |
| 521 | } |
| 522 | #endif |
| 523 | |
| 524 | pCurrNode = pPrevNode = pMac->lim.pLimPreAuthList; |
| 525 | |
| 526 | while (pCurrNode != NULL) |
| 527 | { |
| 528 | if (pCurrNode->fSeen) |
| 529 | { |
| 530 | // Found node to be deleted |
| 531 | |
| 532 | if (pCurrNode == pMac->lim.pLimPreAuthList) |
| 533 | { |
| 534 | // First node being deleted |
| 535 | pMac->lim.pLimPreAuthList = pPrevNode = pCurrNode->next; |
| 536 | firstNode = true; |
| 537 | } |
| 538 | else |
| 539 | { |
| 540 | pPrevNode->next = pCurrNode->next; |
| 541 | } |
| 542 | |
| 543 | // Delete the auth response timer if running |
| 544 | if (pCurrNode->fTimerStarted) |
| 545 | limDeactivateAndChangePerStaIdTimer(pMac, |
| 546 | eLIM_AUTH_RSP_TIMER, |
| 547 | pCurrNode->authNodeIdx); |
| 548 | |
| 549 | pStaDs = dphLookupHashEntry(pMac, |
| 550 | pCurrNode->peerMacAddr, |
| 551 | &aid); |
| 552 | |
| 553 | if (!pStaDs) |
| 554 | { |
| 555 | /** |
| 556 | * STA does not have associated context. |
| 557 | * Send advisory Deauthentication frame |
| 558 | * to STA being deleted |
| 559 | */ |
| 560 | limSendDeauthMgmtFrame( |
| 561 | pMac, |
| 562 | eSIR_MAC_PREV_AUTH_NOT_VALID_REASON, //=2 |
| 563 | pCurrNode->peerMacAddr,sessionEntry); |
| 564 | } |
| 565 | |
| 566 | limLog(pMac, |
| 567 | LOG3, |
| 568 | FL("Release preAuth node during periodic cleanup\n")); |
| 569 | limReleasePreAuthNode(pMac, pCurrNode); |
| 570 | |
| 571 | if (firstNode) |
| 572 | { |
| 573 | // First node was deleted |
| 574 | if (pMac->lim.pLimPreAuthList == NULL) |
| 575 | break; |
| 576 | |
| 577 | pCurrNode = pMac->lim.pLimPreAuthList; |
| 578 | firstNode = false; |
| 579 | } |
| 580 | else |
| 581 | { |
| 582 | pCurrNode = pPrevNode->next; |
| 583 | } |
| 584 | } |
| 585 | else |
| 586 | { |
| 587 | // Mark this node as 'seen'. To be deleted next time. |
| 588 | pCurrNode->fSeen = 1; |
| 589 | |
| 590 | pPrevNode = pCurrNode; |
| 591 | pCurrNode = pCurrNode->next; |
| 592 | } |
| 593 | } |
| 594 | } /*** end limPreAuthClnupHandler() ***/ |
| 595 | #endif |
| 596 | |
| 597 | |
| 598 | |
| 599 | /** |
| 600 | * limRestoreFromPreAuthState |
| 601 | * |
| 602 | *FUNCTION: |
| 603 | * This function is called on STA whenever an Authentication |
| 604 | * sequence is complete and state prior to auth need to be |
| 605 | * restored. |
| 606 | * |
| 607 | *LOGIC: |
| 608 | * MLM_AUTH_CNF is prepared and sent to SME state machine. |
| 609 | * In case of restoring from pre-auth: |
| 610 | * - Channel Id is programmed at LO/RF synthesizer |
| 611 | * - BSSID is programmed at RHP |
| 612 | * |
| 613 | *ASSUMPTIONS: |
| 614 | * |
| 615 | *NOTE: |
| 616 | * |
| 617 | * @param pMac - Pointer to Global MAC structure |
| 618 | * @param resultCode - result of authentication attempt |
| 619 | * @return None |
| 620 | */ |
| 621 | |
| 622 | void |
| 623 | limRestoreFromAuthState(tpAniSirGlobal pMac, tSirResultCodes resultCode, tANI_U16 protStatusCode,tpPESession sessionEntry) |
| 624 | { |
| 625 | tSirMacAddr currentBssId; |
| 626 | tLimMlmAuthCnf mlmAuthCnf; |
| 627 | |
| 628 | palCopyMemory( pMac->hHdd, (tANI_U8 *) &mlmAuthCnf.peerMacAddr, |
| 629 | (tANI_U8 *) &pMac->lim.gpLimMlmAuthReq->peerMacAddr, |
| 630 | sizeof(tSirMacAddr)); |
| 631 | mlmAuthCnf.authType = pMac->lim.gpLimMlmAuthReq->authType; |
| 632 | mlmAuthCnf.resultCode = resultCode; |
| 633 | mlmAuthCnf.protStatusCode = protStatusCode; |
| 634 | |
| 635 | /* Update PE session ID*/ |
| 636 | mlmAuthCnf.sessionId = sessionEntry->peSessionId; |
| 637 | |
| 638 | /// Free up buffer allocated |
| 639 | /// for pMac->lim.gLimMlmAuthReq |
| 640 | palFreeMemory( pMac->hHdd, pMac->lim.gpLimMlmAuthReq); |
| 641 | pMac->lim.gpLimMlmAuthReq = NULL; |
| 642 | |
| 643 | sessionEntry->limMlmState = sessionEntry->limPrevMlmState; |
| 644 | |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame^] | 645 | MTRACE(macTrace(pMac, TRACE_CODE_MLM_STATE, sessionEntry->peSessionId, sessionEntry->limMlmState)); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 646 | |
| 647 | |
| 648 | // 'Change' timer for future activations |
| 649 | limDeactivateAndChangeTimer(pMac, eLIM_AUTH_FAIL_TIMER); |
| 650 | |
| 651 | #if 0 |
| 652 | if (wlan_cfgGetStr(pMac, WNI_CFG_BSSID, currentBssId, &cfg) != eSIR_SUCCESS) |
| 653 | { |
| 654 | /// Could not get BSSID from CFG. Log error. |
| 655 | limLog(pMac, LOGP, FL("could not retrieve BSSID\n")); |
| 656 | } |
| 657 | #endif //TO SUPPORT BT-AMP |
| 658 | sirCopyMacAddr(currentBssId,sessionEntry->bssId); |
| 659 | |
| 660 | if (sessionEntry->limSmeState == eLIM_SME_WT_PRE_AUTH_STATE) |
| 661 | { |
| 662 | pMac->lim.gLimPreAuthChannelNumber = 0; |
| 663 | } |
| 664 | |
| 665 | limPostSmeMessage(pMac, |
| 666 | LIM_MLM_AUTH_CNF, |
| 667 | (tANI_U32 *) &mlmAuthCnf); |
| 668 | } /*** end limRestoreFromAuthState() ***/ |
| 669 | |
| 670 | |
| 671 | |
| 672 | /** |
| 673 | * limLookUpKeyMappings() |
| 674 | * |
| 675 | *FUNCTION: |
| 676 | * This function is called in limProcessAuthFrame() function |
| 677 | * to determine if there exists a Key Mapping key for a given |
| 678 | * MAC address. |
| 679 | * |
| 680 | *LOGIC: |
| 681 | * |
| 682 | *ASSUMPTIONS: |
| 683 | * NA |
| 684 | * |
| 685 | *NOTE: |
| 686 | * NA |
| 687 | * |
| 688 | * @param macAddr MAC address of the peer STA for which existence |
| 689 | * of Key Mapping key is to be determined |
| 690 | * |
| 691 | * @return pKeyMapEntry - Pointer to the keyMapEntry returned by CFG |
| 692 | */ |
| 693 | |
| 694 | tCfgWepKeyEntry * |
| 695 | limLookUpKeyMappings(tSirMacAddr macAddr) |
| 696 | { |
| 697 | return NULL; |
| 698 | } /****** end limLookUpKeyMappings() ******/ |
| 699 | |
| 700 | |
| 701 | |
| 702 | /** |
| 703 | * limEncryptAuthFrame() |
| 704 | * |
| 705 | *FUNCTION: |
| 706 | * This function is called in limProcessAuthFrame() function |
| 707 | * to encrypt Authentication frame3 body. |
| 708 | * |
| 709 | *LOGIC: |
| 710 | * |
| 711 | *ASSUMPTIONS: |
| 712 | * NA |
| 713 | * |
| 714 | *NOTE: |
| 715 | * NA |
| 716 | * |
| 717 | * @param pMac Pointer to Global MAC structure |
| 718 | * @param keyId key id to used |
| 719 | * @param pKey Pointer to the key to be used for encryption |
| 720 | * @param pPlainText Pointer to the body to be encrypted |
| 721 | * @param pEncrBody Pointer to the encrypted auth frame body |
| 722 | * @param keyLength 8 (WEP40) or 16 (WEP104) |
| 723 | * @return None |
| 724 | */ |
| 725 | |
| 726 | void |
| 727 | limEncryptAuthFrame(tpAniSirGlobal pMac, tANI_U8 keyId, tANI_U8 *pKey, tANI_U8 *pPlainText, |
| 728 | tANI_U8 *pEncrBody, tANI_U32 keyLength) |
| 729 | { |
| 730 | tANI_U8 seed[LIM_SEED_LENGTH], icv[SIR_MAC_WEP_ICV_LENGTH]; |
| 731 | |
| 732 | keyLength += 3; |
| 733 | |
| 734 | // Bytes 0-2 of seed is IV |
| 735 | // Read TSF timestamp into seed to get random IV - 1st 3 bytes |
| 736 | halGetTxTSFtimer(pMac, (tSirMacTimeStamp *) &seed); |
| 737 | |
| 738 | // Bytes 3-7 of seed is key |
| 739 | palCopyMemory( pMac->hHdd, (tANI_U8 *) &seed[3], pKey, keyLength - 3); |
| 740 | |
| 741 | // Compute CRC-32 and place them in last 4 bytes of plain text |
| 742 | limComputeCrc32(icv, pPlainText, sizeof(tSirMacAuthFrameBody)); |
| 743 | |
| 744 | palCopyMemory( pMac->hHdd, pPlainText + sizeof(tSirMacAuthFrameBody), |
| 745 | icv, SIR_MAC_WEP_ICV_LENGTH); |
| 746 | |
| 747 | // Run RC4 on plain text with the seed |
| 748 | limRC4(pEncrBody + SIR_MAC_WEP_IV_LENGTH, |
| 749 | (tANI_U8 *) pPlainText, seed, keyLength, |
| 750 | LIM_ENCR_AUTH_BODY_LEN - SIR_MAC_WEP_IV_LENGTH); |
| 751 | |
| 752 | // Prepare IV |
| 753 | pEncrBody[0] = seed[0]; |
| 754 | pEncrBody[1] = seed[1]; |
| 755 | pEncrBody[2] = seed[2]; |
| 756 | pEncrBody[3] = keyId << 6; |
| 757 | } /****** end limEncryptAuthFrame() ******/ |
| 758 | |
| 759 | |
| 760 | |
| 761 | /** |
| 762 | * limComputeCrc32() |
| 763 | * |
| 764 | *FUNCTION: |
| 765 | * This function is called to compute CRC-32 on a given source. |
| 766 | * Used while encrypting/decrypting Authentication frame 3. |
| 767 | * |
| 768 | *LOGIC: |
| 769 | * |
| 770 | *ASSUMPTIONS: |
| 771 | * NA |
| 772 | * |
| 773 | *NOTE: |
| 774 | * NA |
| 775 | * |
| 776 | * @param pDest Destination location for computed CRC |
| 777 | * @param pSrc Source location to be CRC computed |
| 778 | * @param len Length over which CRC to be computed |
| 779 | * @return None |
| 780 | */ |
| 781 | |
| 782 | void |
| 783 | limComputeCrc32(tANI_U8 *pDest, tANI_U8 * pSrc, tANI_U8 len) |
| 784 | { |
| 785 | tANI_U32 crc; |
| 786 | int i; |
| 787 | |
| 788 | crc = 0; |
| 789 | crc = ~crc; |
| 790 | |
| 791 | while(len-- > 0) |
| 792 | crc = limCrcUpdate(crc, *pSrc++); |
| 793 | |
| 794 | crc = ~crc; |
| 795 | |
| 796 | for (i=0; i < SIR_MAC_WEP_IV_LENGTH; i++) |
| 797 | { |
| 798 | pDest[i] = (tANI_U8)crc; |
| 799 | crc >>= 8; |
| 800 | } |
| 801 | } /****** end limComputeCrc32() ******/ |
| 802 | |
| 803 | |
| 804 | |
| 805 | /** |
| 806 | * limRC4() |
| 807 | * |
| 808 | *FUNCTION: |
| 809 | * This function is called to run RC4 algorithm. Called while |
| 810 | * encrypting/decrypting Authentication frame 3. |
| 811 | * |
| 812 | *LOGIC: |
| 813 | * |
| 814 | *ASSUMPTIONS: |
| 815 | * NA |
| 816 | * |
| 817 | *NOTE: |
| 818 | * NA |
| 819 | * |
| 820 | * @param pDest Destination location for encrypted text |
| 821 | * @param pSrc Source location to be encrypted |
| 822 | * @param seed Contains seed (IV + key) for PRNG |
| 823 | * @param keyLength 8 (WEP40) or 16 (WEP104) |
| 824 | * @param frameLen Length of the frame |
| 825 | * |
| 826 | * @return None |
| 827 | */ |
| 828 | |
| 829 | void |
| 830 | limRC4(tANI_U8 *pDest, tANI_U8 *pSrc, tANI_U8 *seed, tANI_U32 keyLength, tANI_U16 frameLen) |
| 831 | { |
| 832 | typedef struct |
| 833 | { |
| 834 | tANI_U8 i, j; |
| 835 | tANI_U8 sbox[256]; |
| 836 | } tRC4Context; |
| 837 | |
| 838 | tRC4Context ctx; |
| 839 | |
| 840 | { |
| 841 | tANI_U16 i, j, k; |
| 842 | |
| 843 | // |
| 844 | // Initialize sbox using seed |
| 845 | // |
| 846 | |
| 847 | ctx.i = ctx.j = 0; |
| 848 | for (i=0; i<256; i++) |
| 849 | ctx.sbox[i] = (tANI_U8)i; |
| 850 | |
| 851 | j = 0; |
| 852 | k = 0; |
| 853 | for (i=0; i<256; i++) |
| 854 | { |
| 855 | tANI_U8 temp; |
| 856 | |
| 857 | j = (tANI_U8)(j + ctx.sbox[i] + seed[k]); |
| 858 | temp = ctx.sbox[i]; |
| 859 | ctx.sbox[i] = ctx.sbox[j]; |
| 860 | ctx.sbox[j] = temp; |
| 861 | |
| 862 | if (++k >= keyLength) |
| 863 | k = 0; |
| 864 | } |
| 865 | } |
| 866 | |
| 867 | { |
| 868 | tANI_U8 i = ctx.i; |
| 869 | tANI_U8 j = ctx.j; |
| 870 | tANI_U8 len = (tANI_U8) frameLen; |
| 871 | |
| 872 | while (len-- > 0) |
| 873 | { |
| 874 | tANI_U8 temp1, temp2; |
| 875 | |
| 876 | i = (tANI_U8)(i+1); |
| 877 | temp1 = ctx.sbox[i]; |
| 878 | j = (tANI_U8)(j + temp1); |
| 879 | |
| 880 | ctx.sbox[i] = temp2 = ctx.sbox[j]; |
| 881 | ctx.sbox[j] = temp1; |
| 882 | |
| 883 | temp1 = (tANI_U8)(temp1 + temp2); |
| 884 | temp1 = ctx.sbox[temp1]; |
| 885 | temp2 = (tANI_U8)(pSrc ? *pSrc++ : 0); |
| 886 | |
| 887 | *pDest++ = (tANI_U8)(temp1 ^ temp2); |
| 888 | } |
| 889 | |
| 890 | ctx.i = i; |
| 891 | ctx.j = j; |
| 892 | } |
| 893 | } /****** end limRC4() ******/ |
| 894 | |
| 895 | |
| 896 | |
| 897 | /** |
| 898 | * limDecryptAuthFrame() |
| 899 | * |
| 900 | *FUNCTION: |
| 901 | * This function is called in limProcessAuthFrame() function |
| 902 | * to decrypt received Authentication frame3 body. |
| 903 | * |
| 904 | *LOGIC: |
| 905 | * |
| 906 | *ASSUMPTIONS: |
| 907 | * NA |
| 908 | * |
| 909 | *NOTE: |
| 910 | * NA |
| 911 | * |
| 912 | * @param pMac Pointer to Global MAC structure |
| 913 | * @param pKey Pointer to the key to be used for decryption |
| 914 | * @param pEncrBody Pointer to the body to be decrypted |
| 915 | * @param pPlainBody Pointer to the decrypted body |
| 916 | * @param keyLength 8 (WEP40) or 16 (WEP104) |
| 917 | * |
| 918 | * @return Decrypt result - eSIR_SUCCESS for success and |
| 919 | * LIM_DECRYPT_ICV_FAIL for ICV mismatch. |
| 920 | * If decryption is a success, pBody will |
| 921 | * have decrypted auth frame body. |
| 922 | */ |
| 923 | |
| 924 | tANI_U8 |
| 925 | limDecryptAuthFrame(tpAniSirGlobal pMac, tANI_U8 *pKey, tANI_U8 *pEncrBody, |
| 926 | tANI_U8 *pPlainBody, tANI_U32 keyLength, tANI_U16 frameLen) |
| 927 | { |
| 928 | tANI_U8 seed[LIM_SEED_LENGTH], icv[SIR_MAC_WEP_ICV_LENGTH]; |
| 929 | int i; |
| 930 | keyLength += 3; |
| 931 | |
| 932 | |
| 933 | // Bytes 0-2 of seed is received IV |
| 934 | palCopyMemory( pMac->hHdd, (tANI_U8 *) seed, pEncrBody, SIR_MAC_WEP_IV_LENGTH - 1); |
| 935 | |
| 936 | // Bytes 3-7 of seed is key |
| 937 | palCopyMemory( pMac->hHdd, (tANI_U8 *) &seed[3], pKey, keyLength - 3); |
| 938 | |
| 939 | // Run RC4 on encrypted text with the seed |
| 940 | limRC4(pPlainBody, |
| 941 | pEncrBody + SIR_MAC_WEP_IV_LENGTH, |
| 942 | seed, |
| 943 | keyLength, |
| 944 | frameLen); |
| 945 | |
| 946 | PELOG4(limLog(pMac, LOG4, FL("plainbody is \n")); |
| 947 | sirDumpBuf(pMac, SIR_LIM_MODULE_ID, LOG4, pPlainBody, frameLen);) |
| 948 | |
| 949 | // Compute CRC-32 and place them in last 4 bytes of encrypted body |
| 950 | limComputeCrc32(icv, |
| 951 | (tANI_U8 *) pPlainBody, |
| 952 | (tANI_U8) (frameLen - SIR_MAC_WEP_ICV_LENGTH)); |
| 953 | |
| 954 | // Compare RX_ICV with computed ICV |
| 955 | for (i = 0; i < SIR_MAC_WEP_ICV_LENGTH; i++) |
| 956 | { |
| 957 | PELOG4(limLog(pMac, LOG4, FL(" computed ICV%d[%x], rxed ICV%d[%x]\n"), |
| 958 | i, icv[i], i, pPlainBody[frameLen - SIR_MAC_WEP_ICV_LENGTH + i]);) |
| 959 | if (icv[i] != pPlainBody[frameLen - SIR_MAC_WEP_ICV_LENGTH + i]) |
| 960 | return LIM_DECRYPT_ICV_FAIL; |
| 961 | } |
| 962 | |
| 963 | return eSIR_SUCCESS; |
| 964 | } /****** end limDecryptAuthFrame() ******/ |
| 965 | |
| 966 | /** |
| 967 | * limPostSmeSetKeysCnf |
| 968 | * |
| 969 | * A utility API to send MLM_SETKEYS_CNF to SME |
| 970 | */ |
| 971 | void limPostSmeSetKeysCnf( tpAniSirGlobal pMac, |
| 972 | tLimMlmSetKeysReq *pMlmSetKeysReq, |
| 973 | tLimMlmSetKeysCnf *mlmSetKeysCnf) |
| 974 | { |
| 975 | // Prepare and Send LIM_MLM_SETKEYS_CNF |
| 976 | palCopyMemory( pMac->hHdd, (tANI_U8 *) &mlmSetKeysCnf->peerMacAddr, |
| 977 | (tANI_U8 *) pMlmSetKeysReq->peerMacAddr, |
| 978 | sizeof(tSirMacAddr)); |
| 979 | |
| 980 | palCopyMemory( pMac->hHdd, (tANI_U8 *) &mlmSetKeysCnf->peerMacAddr, |
| 981 | (tANI_U8 *) pMlmSetKeysReq->peerMacAddr, |
| 982 | sizeof(tSirMacAddr)); |
| 983 | |
| 984 | #if (WNI_POLARIS_FW_PRODUCT == AP) |
| 985 | mlmSetKeysCnf->aid = pMlmSetKeysReq->aid; |
| 986 | #endif |
| 987 | |
| 988 | /// Free up buffer allocated for mlmSetKeysReq |
| 989 | palFreeMemory( pMac->hHdd, (tANI_U8 *) pMlmSetKeysReq ); |
| 990 | pMac->lim.gpLimMlmSetKeysReq = NULL; |
| 991 | |
| 992 | limPostSmeMessage( pMac, |
| 993 | LIM_MLM_SETKEYS_CNF, |
| 994 | (tANI_U32 *) mlmSetKeysCnf ); |
| 995 | } |
| 996 | |
| 997 | /** |
| 998 | * limPostSmeRemoveKeysCnf |
| 999 | * |
| 1000 | * A utility API to send MLM_REMOVEKEY_CNF to SME |
| 1001 | */ |
| 1002 | void limPostSmeRemoveKeyCnf( tpAniSirGlobal pMac, |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame^] | 1003 | tpPESession psessionEntry, |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1004 | tLimMlmRemoveKeyReq *pMlmRemoveKeyReq, |
| 1005 | tLimMlmRemoveKeyCnf *mlmRemoveKeyCnf) |
| 1006 | { |
| 1007 | // Prepare and Send LIM_MLM_REMOVEKEYS_CNF |
| 1008 | palCopyMemory( pMac->hHdd, (tANI_U8 *) &mlmRemoveKeyCnf->peerMacAddr, |
| 1009 | (tANI_U8 *) pMlmRemoveKeyReq->peerMacAddr, |
| 1010 | sizeof(tSirMacAddr)); |
| 1011 | |
| 1012 | /// Free up buffer allocated for mlmRemoveKeysReq |
| 1013 | palFreeMemory( pMac->hHdd, (tANI_U8 *) pMlmRemoveKeyReq ); |
| 1014 | pMac->lim.gpLimMlmRemoveKeyReq = NULL; |
| 1015 | |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame^] | 1016 | psessionEntry->limMlmState = psessionEntry->limPrevMlmState; //Restore the state. |
| 1017 | MTRACE(macTrace(pMac, TRACE_CODE_MLM_STATE, psessionEntry->peSessionId, psessionEntry->limMlmState)); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1018 | |
| 1019 | limPostSmeMessage( pMac, |
| 1020 | LIM_MLM_REMOVEKEY_CNF, |
| 1021 | (tANI_U32 *) mlmRemoveKeyCnf ); |
| 1022 | } |
| 1023 | |
| 1024 | /** |
| 1025 | * limSendSetBssKeyReq() |
| 1026 | * |
| 1027 | *FUNCTION: |
| 1028 | * This function is called from limProcessMlmSetKeysReq(), |
| 1029 | * when PE is trying to setup the Group Keys related |
| 1030 | * to a specified encryption type |
| 1031 | * |
| 1032 | *LOGIC: |
| 1033 | * |
| 1034 | *ASSUMPTIONS: |
| 1035 | * NA |
| 1036 | * |
| 1037 | *NOTE: |
| 1038 | * NA |
| 1039 | * |
| 1040 | * @param pMac Pointer to Global MAC structure |
| 1041 | * @param pMlmSetKeysReq Pointer to MLM_SETKEYS_REQ buffer |
| 1042 | * @return none |
| 1043 | */ |
| 1044 | void limSendSetBssKeyReq( tpAniSirGlobal pMac, |
| 1045 | tLimMlmSetKeysReq *pMlmSetKeysReq, |
| 1046 | tpPESession psessionEntry) |
| 1047 | { |
| 1048 | tSirMsgQ msgQ; |
| 1049 | tpSetBssKeyParams pSetBssKeyParams = NULL; |
| 1050 | tLimMlmSetKeysCnf mlmSetKeysCnf; |
| 1051 | tSirRetStatus retCode; |
| 1052 | tANI_U32 val = 0; |
| 1053 | |
| 1054 | if(pMlmSetKeysReq->numKeys > SIR_MAC_MAX_NUM_OF_DEFAULT_KEYS) |
| 1055 | { |
| 1056 | limLog( pMac, LOG1, |
| 1057 | FL( "numKeys = %d is more than SIR_MAC_MAX_NUM_OF_DEFAULT_KEYS\n" ), pMlmSetKeysReq->numKeys); |
| 1058 | |
| 1059 | // Respond to SME with error code |
| 1060 | mlmSetKeysCnf.resultCode = eSIR_SME_INVALID_PARAMETERS; |
| 1061 | goto end; |
| 1062 | } |
| 1063 | |
| 1064 | // Package WDA_SET_BSSKEY_REQ message parameters |
| 1065 | |
| 1066 | if( eHAL_STATUS_SUCCESS != palAllocateMemory( pMac->hHdd, |
| 1067 | (void **) &pSetBssKeyParams, |
| 1068 | sizeof( tSetBssKeyParams ))) |
| 1069 | { |
| 1070 | limLog( pMac, LOGE, |
| 1071 | FL( "Unable to PAL allocate memory during SET_BSSKEY\n" )); |
| 1072 | |
| 1073 | // Respond to SME with error code |
| 1074 | mlmSetKeysCnf.resultCode = eSIR_SME_RESOURCES_UNAVAILABLE; |
| 1075 | goto end; |
| 1076 | } |
| 1077 | else |
| 1078 | palZeroMemory( pMac->hHdd, |
| 1079 | (void *) pSetBssKeyParams, |
| 1080 | sizeof( tSetBssKeyParams )); |
| 1081 | |
| 1082 | // Update the WDA_SET_BSSKEY_REQ parameters |
| 1083 | pSetBssKeyParams->bssIdx = psessionEntry->bssIdx; |
| 1084 | pSetBssKeyParams->encType = pMlmSetKeysReq->edType; |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame^] | 1085 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1086 | |
| 1087 | if(eSIR_SUCCESS != wlan_cfgGetInt(pMac, WNI_CFG_SINGLE_TID_RC, &val)) |
| 1088 | { |
| 1089 | limLog( pMac, LOGP, FL( "Unable to read WNI_CFG_SINGLE_TID_RC\n" )); |
| 1090 | } |
| 1091 | |
| 1092 | pSetBssKeyParams->singleTidRc = (tANI_U8)val; |
| 1093 | |
| 1094 | /* Update PE session Id*/ |
| 1095 | pSetBssKeyParams->sessionId = psessionEntry ->peSessionId; |
| 1096 | |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame^] | 1097 | if(pMlmSetKeysReq->key[0].keyId && |
| 1098 | ((pMlmSetKeysReq->edType == eSIR_ED_WEP40) || |
| 1099 | (pMlmSetKeysReq->edType == eSIR_ED_WEP104)) |
| 1100 | ) |
| 1101 | { |
| 1102 | /* IF the key id is non-zero and encryption type is WEP, Send all the 4 |
| 1103 | * keys to HAL with filling the key at right index in pSetBssKeyParams->key. */ |
| 1104 | pSetBssKeyParams->numKeys = SIR_MAC_MAX_NUM_OF_DEFAULT_KEYS; |
| 1105 | palCopyMemory( pMac->hHdd, |
| 1106 | (tANI_U8 *) &pSetBssKeyParams->key[pMlmSetKeysReq->key[0].keyId], |
| 1107 | (tANI_U8 *) &pMlmSetKeysReq->key[0], sizeof(pMlmSetKeysReq->key[0])); |
| 1108 | |
| 1109 | } |
| 1110 | else |
| 1111 | { |
| 1112 | pSetBssKeyParams->numKeys = pMlmSetKeysReq->numKeys; |
| 1113 | palCopyMemory( pMac->hHdd, |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1114 | (tANI_U8 *) &pSetBssKeyParams->key, |
| 1115 | (tANI_U8 *) &pMlmSetKeysReq->key, |
| 1116 | sizeof( tSirKeys ) * pMlmSetKeysReq->numKeys ); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame^] | 1117 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1118 | |
| 1119 | SET_LIM_PROCESS_DEFD_MESGS(pMac, false); |
| 1120 | msgQ.type = WDA_SET_BSSKEY_REQ; |
| 1121 | // |
| 1122 | // FIXME_GEN4 |
| 1123 | // A global counter (dialog token) is required to keep track of |
| 1124 | // all PE <-> HAL communication(s) |
| 1125 | // |
| 1126 | msgQ.reserved = 0; |
| 1127 | msgQ.bodyptr = pSetBssKeyParams; |
| 1128 | msgQ.bodyval = 0; |
| 1129 | |
| 1130 | limLog( pMac, LOGW, |
| 1131 | FL( "Sending WDA_SET_BSSKEY_REQ...\n" )); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame^] | 1132 | MTRACE(macTraceMsgTx(pMac, psessionEntry->peSessionId, msgQ.type)); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1133 | if( eSIR_SUCCESS != (retCode = wdaPostCtrlMsg( pMac, &msgQ ))) |
| 1134 | { |
| 1135 | limLog( pMac, LOGE, |
| 1136 | FL("Posting SET_BSSKEY to HAL failed, reason=%X\n"), |
| 1137 | retCode ); |
| 1138 | |
| 1139 | // Respond to SME with LIM_MLM_SETKEYS_CNF |
| 1140 | mlmSetKeysCnf.resultCode = eSIR_SME_HAL_SEND_MESSAGE_FAIL; |
| 1141 | } |
| 1142 | else |
| 1143 | return; // Continue after WDA_SET_BSSKEY_RSP... |
| 1144 | |
| 1145 | end: |
| 1146 | limPostSmeSetKeysCnf( pMac, |
| 1147 | pMlmSetKeysReq, |
| 1148 | &mlmSetKeysCnf ); |
| 1149 | |
| 1150 | } |
| 1151 | |
| 1152 | /** |
| 1153 | * @function : limSendSetStaKeyReq() |
| 1154 | * |
| 1155 | * @brief : This function is called from limProcessMlmSetKeysReq(), |
| 1156 | * when PE is trying to setup the Unicast Keys related |
| 1157 | * to a specified STA with specified encryption type |
| 1158 | * |
| 1159 | *LOGIC: |
| 1160 | * |
| 1161 | *ASSUMPTIONS: |
| 1162 | * NA |
| 1163 | * |
| 1164 | *NOTE: |
| 1165 | * NA |
| 1166 | * |
| 1167 | * @param pMac Pointer to Global MAC structure |
| 1168 | * @param pMlmSetKeysReq Pointer to MLM_SETKEYS_REQ buffer |
| 1169 | * @param staIdx STA index for which the keys are being set |
| 1170 | * @param defWEPIdx The default WEP key index [0..3] |
| 1171 | * @return none |
| 1172 | */ |
| 1173 | void limSendSetStaKeyReq( tpAniSirGlobal pMac, |
| 1174 | tLimMlmSetKeysReq *pMlmSetKeysReq, |
| 1175 | tANI_U16 staIdx, |
| 1176 | tANI_U8 defWEPIdx, |
| 1177 | tpPESession sessionEntry) |
| 1178 | { |
| 1179 | tSirMsgQ msgQ; |
| 1180 | tpSetStaKeyParams pSetStaKeyParams = NULL; |
| 1181 | tLimMlmSetKeysCnf mlmSetKeysCnf; |
| 1182 | tSirRetStatus retCode; |
| 1183 | tANI_U32 val = 0; |
| 1184 | |
| 1185 | // Package WDA_SET_STAKEY_REQ message parameters |
| 1186 | if( eHAL_STATUS_SUCCESS != palAllocateMemory( pMac->hHdd, (void **) &pSetStaKeyParams, |
| 1187 | sizeof( tSetStaKeyParams ))) { |
| 1188 | limLog( pMac, LOGP, FL( "Unable to PAL allocate memory during SET_BSSKEY\n" )); |
| 1189 | return; |
| 1190 | }else |
| 1191 | palZeroMemory( pMac->hHdd, (void *) pSetStaKeyParams, sizeof( tSetStaKeyParams )); |
| 1192 | |
| 1193 | // Update the WDA_SET_STAKEY_REQ parameters |
| 1194 | pSetStaKeyParams->staIdx = staIdx; |
| 1195 | pSetStaKeyParams->encType = pMlmSetKeysReq->edType; |
| 1196 | |
| 1197 | |
| 1198 | if(eSIR_SUCCESS != wlan_cfgGetInt(pMac, WNI_CFG_SINGLE_TID_RC, &val)) |
| 1199 | { |
| 1200 | limLog( pMac, LOGP, FL( "Unable to read WNI_CFG_SINGLE_TID_RC\n" )); |
| 1201 | } |
| 1202 | |
| 1203 | pSetStaKeyParams->singleTidRc = (tANI_U8)val; |
| 1204 | |
| 1205 | /* Update PE session ID*/ |
| 1206 | pSetStaKeyParams->sessionId = sessionEntry->peSessionId; |
| 1207 | |
| 1208 | /** |
| 1209 | * For WEP - defWEPIdx indicates the default WEP |
| 1210 | * Key to be used for TX |
| 1211 | * For all others, there's just one key that can |
| 1212 | * be used and hence it is assumed that |
| 1213 | * defWEPIdx = 0 (from the caller) |
| 1214 | */ |
| 1215 | |
| 1216 | pSetStaKeyParams->defWEPIdx = defWEPIdx; |
| 1217 | |
| 1218 | /** Store the Previous MlmState*/ |
| 1219 | sessionEntry->limPrevMlmState = sessionEntry->limMlmState; |
| 1220 | SET_LIM_PROCESS_DEFD_MESGS(pMac, false); |
| 1221 | |
| 1222 | if(sessionEntry->limSystemRole == eLIM_STA_IN_IBSS_ROLE && !pMlmSetKeysReq->key[0].unicast) { |
| 1223 | sessionEntry->limMlmState = eLIM_MLM_WT_SET_STA_BCASTKEY_STATE; |
| 1224 | msgQ.type = WDA_SET_STA_BCASTKEY_REQ; |
| 1225 | }else { |
| 1226 | sessionEntry->limMlmState = eLIM_MLM_WT_SET_STA_KEY_STATE; |
| 1227 | msgQ.type = WDA_SET_STAKEY_REQ; |
| 1228 | } |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame^] | 1229 | MTRACE(macTrace(pMac, TRACE_CODE_MLM_STATE, sessionEntry->peSessionId, sessionEntry->limMlmState)); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1230 | |
| 1231 | /** |
| 1232 | * In the Case of WEP_DYNAMIC, ED_TKIP and ED_CCMP |
| 1233 | * the Key[0] contains the KEY, so just copy that alone, |
| 1234 | * for the case of WEP_STATIC the hal gets the key from cfg |
| 1235 | */ |
| 1236 | switch( pMlmSetKeysReq->edType ) { |
| 1237 | case eSIR_ED_WEP40: |
| 1238 | case eSIR_ED_WEP104: |
| 1239 | // FIXME! Is this OK? |
| 1240 | if( 0 == pMlmSetKeysReq->numKeys ) { |
| 1241 | #ifdef WLAN_SOFTAP_FEATURE |
| 1242 | tANI_U32 i; |
| 1243 | |
| 1244 | for(i=0; i < SIR_MAC_MAX_NUM_OF_DEFAULT_KEYS ;i++) |
| 1245 | { |
| 1246 | palCopyMemory( pMac->hHdd, |
| 1247 | (tANI_U8 *) &pSetStaKeyParams->key[i], |
| 1248 | (tANI_U8 *) &pMlmSetKeysReq->key[i], sizeof( tSirKeys )); |
| 1249 | } |
| 1250 | #endif |
| 1251 | pSetStaKeyParams->wepType = eSIR_WEP_STATIC; |
| 1252 | sessionEntry->limMlmState = eLIM_MLM_WT_SET_STA_KEY_STATE; |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame^] | 1253 | MTRACE(macTrace(pMac, TRACE_CODE_MLM_STATE, sessionEntry->peSessionId, sessionEntry->limMlmState)); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1254 | }else { |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame^] | 1255 | /*This case the keys are coming from upper layer so need to fill the |
| 1256 | * key at the default wep key index and send to the HAL */ |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1257 | palCopyMemory( pMac->hHdd, |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame^] | 1258 | (tANI_U8 *) &pSetStaKeyParams->key[defWEPIdx], |
| 1259 | (tANI_U8 *) &pMlmSetKeysReq->key[0], sizeof( pMlmSetKeysReq->key[0] )); |
| 1260 | pMlmSetKeysReq->numKeys = SIR_MAC_MAX_NUM_OF_DEFAULT_KEYS; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1261 | } |
| 1262 | break; |
| 1263 | case eSIR_ED_TKIP: |
| 1264 | case eSIR_ED_CCMP: |
| 1265 | #ifdef FEATURE_WLAN_WAPI |
| 1266 | case eSIR_ED_WPI: |
| 1267 | #endif |
| 1268 | { |
| 1269 | palCopyMemory( pMac->hHdd, (tANI_U8 *) &pSetStaKeyParams->key, |
| 1270 | (tANI_U8 *) &pMlmSetKeysReq->key[0], sizeof( tSirKeys )); |
| 1271 | } |
| 1272 | break; |
| 1273 | default: |
| 1274 | break; |
| 1275 | } |
| 1276 | |
| 1277 | |
| 1278 | // |
| 1279 | // FIXME_GEN4 |
| 1280 | // A global counter (dialog token) is required to keep track of |
| 1281 | // all PE <-> HAL communication(s) |
| 1282 | // |
| 1283 | msgQ.reserved = 0; |
| 1284 | msgQ.bodyptr = pSetStaKeyParams; |
| 1285 | msgQ.bodyval = 0; |
| 1286 | |
| 1287 | limLog( pMac, LOG1, FL( "Sending WDA_SET_STAKEY_REQ...\n" )); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame^] | 1288 | MTRACE(macTraceMsgTx(pMac, sessionEntry->peSessionId, msgQ.type)); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1289 | if( eSIR_SUCCESS != (retCode = wdaPostCtrlMsg( pMac, &msgQ ))) { |
| 1290 | limLog( pMac, LOGE, FL("Posting SET_STAKEY to HAL failed, reason=%X\n"), retCode ); |
| 1291 | // Respond to SME with LIM_MLM_SETKEYS_CNF |
| 1292 | mlmSetKeysCnf.resultCode = eSIR_SME_HAL_SEND_MESSAGE_FAIL; |
| 1293 | }else |
| 1294 | return; // Continue after WDA_SET_STAKEY_RSP... |
| 1295 | |
| 1296 | limPostSmeSetKeysCnf( pMac, pMlmSetKeysReq, &mlmSetKeysCnf ); |
| 1297 | } |
| 1298 | |
| 1299 | /** |
| 1300 | * limSendRemoveBssKeyReq() |
| 1301 | * |
| 1302 | *FUNCTION: |
| 1303 | * This function is called from limProcessMlmRemoveReq(), |
| 1304 | * when PE is trying to Remove a Group Key related |
| 1305 | * to a specified encryption type |
| 1306 | * |
| 1307 | *LOGIC: |
| 1308 | * |
| 1309 | *ASSUMPTIONS: |
| 1310 | * NA |
| 1311 | * |
| 1312 | *NOTE: |
| 1313 | * NA |
| 1314 | * |
| 1315 | * @param pMac Pointer to Global MAC structure |
| 1316 | * @param pMlmRemoveKeyReq Pointer to MLM_REMOVEKEY_REQ buffer |
| 1317 | * @return none |
| 1318 | */ |
| 1319 | void limSendRemoveBssKeyReq( tpAniSirGlobal pMac, |
| 1320 | tLimMlmRemoveKeyReq *pMlmRemoveKeyReq, |
| 1321 | tpPESession psessionEntry) |
| 1322 | { |
| 1323 | tSirMsgQ msgQ; |
| 1324 | tpRemoveBssKeyParams pRemoveBssKeyParams = NULL; |
| 1325 | tLimMlmRemoveKeyCnf mlmRemoveKeysCnf; |
| 1326 | tSirRetStatus retCode; |
| 1327 | |
| 1328 | // Package WDA_REMOVE_BSSKEY_REQ message parameters |
| 1329 | |
| 1330 | if( eHAL_STATUS_SUCCESS != palAllocateMemory( pMac->hHdd, |
| 1331 | (void **) &pRemoveBssKeyParams, |
| 1332 | sizeof( tRemoveBssKeyParams ))) |
| 1333 | { |
| 1334 | limLog( pMac, LOGE, |
| 1335 | FL( "Unable to PAL allocate memory during REMOVE_BSSKEY\n" )); |
| 1336 | |
| 1337 | // Respond to SME with error code |
| 1338 | mlmRemoveKeysCnf.resultCode = eSIR_SME_RESOURCES_UNAVAILABLE; |
| 1339 | goto end; |
| 1340 | } |
| 1341 | else |
| 1342 | palZeroMemory( pMac->hHdd, |
| 1343 | (void *) pRemoveBssKeyParams, |
| 1344 | sizeof( tRemoveBssKeyParams )); |
| 1345 | |
| 1346 | // Update the WDA_REMOVE_BSSKEY_REQ parameters |
| 1347 | pRemoveBssKeyParams->bssIdx = psessionEntry->bssIdx; |
| 1348 | pRemoveBssKeyParams->encType = pMlmRemoveKeyReq->edType; |
| 1349 | pRemoveBssKeyParams->keyId = pMlmRemoveKeyReq->keyId; |
| 1350 | pRemoveBssKeyParams->wepType = pMlmRemoveKeyReq->wepType; |
| 1351 | |
| 1352 | /* Update PE session Id*/ |
| 1353 | |
| 1354 | pRemoveBssKeyParams->sessionId = psessionEntry->peSessionId; |
| 1355 | |
| 1356 | msgQ.type = WDA_REMOVE_BSSKEY_REQ; |
| 1357 | // |
| 1358 | // FIXME_GEN4 |
| 1359 | // A global counter (dialog token) is required to keep track of |
| 1360 | // all PE <-> HAL communication(s) |
| 1361 | // |
| 1362 | msgQ.reserved = 0; |
| 1363 | msgQ.bodyptr = pRemoveBssKeyParams; |
| 1364 | msgQ.bodyval = 0; |
| 1365 | |
| 1366 | limLog( pMac, LOGW, |
| 1367 | FL( "Sending WDA_REMOVE_BSSKEY_REQ...\n" )); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame^] | 1368 | MTRACE(macTraceMsgTx(pMac, psessionEntry->peSessionId, msgQ.type)); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1369 | |
| 1370 | if( eSIR_SUCCESS != (retCode = wdaPostCtrlMsg( pMac, &msgQ ))) |
| 1371 | { |
| 1372 | limLog( pMac, LOGE, |
| 1373 | FL("Posting REMOVE_BSSKEY to HAL failed, reason=%X\n"), |
| 1374 | retCode ); |
| 1375 | |
| 1376 | // Respond to SME with LIM_MLM_REMOVEKEYS_CNF |
| 1377 | mlmRemoveKeysCnf.resultCode = eSIR_SME_HAL_SEND_MESSAGE_FAIL; |
| 1378 | } |
| 1379 | else |
| 1380 | return; |
| 1381 | |
| 1382 | end: |
| 1383 | limPostSmeRemoveKeyCnf( pMac, |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame^] | 1384 | psessionEntry, |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1385 | pMlmRemoveKeyReq, |
| 1386 | &mlmRemoveKeysCnf ); |
| 1387 | |
| 1388 | } |
| 1389 | |
| 1390 | /** |
| 1391 | * limSendRemoveStaKeyReq() |
| 1392 | * |
| 1393 | *FUNCTION: |
| 1394 | * This function is called from limProcessMlmRemoveKeysReq(), |
| 1395 | * when PE is trying to setup the Unicast Keys related |
| 1396 | * to a specified STA with specified encryption type |
| 1397 | * |
| 1398 | *LOGIC: |
| 1399 | * |
| 1400 | *ASSUMPTIONS: |
| 1401 | * NA |
| 1402 | * |
| 1403 | *NOTE: |
| 1404 | * NA |
| 1405 | * |
| 1406 | * @param pMac Pointer to Global MAC structure |
| 1407 | * @param pMlmRemoveKeysReq Pointer to MLM_REMOVEKEYS_REQ buffer |
| 1408 | * @param staIdx STA index for which the keys are being set |
| 1409 | * @return none |
| 1410 | */ |
| 1411 | void limSendRemoveStaKeyReq( tpAniSirGlobal pMac, |
| 1412 | tLimMlmRemoveKeyReq *pMlmRemoveKeyReq, |
| 1413 | tANI_U16 staIdx , |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame^] | 1414 | tpPESession psessionEntry) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1415 | { |
| 1416 | tSirMsgQ msgQ; |
| 1417 | tpRemoveStaKeyParams pRemoveStaKeyParams = NULL; |
| 1418 | tLimMlmRemoveKeyCnf mlmRemoveKeyCnf; |
| 1419 | tSirRetStatus retCode; |
| 1420 | |
| 1421 | |
| 1422 | |
| 1423 | if( eHAL_STATUS_SUCCESS != palAllocateMemory( pMac->hHdd, |
| 1424 | (void **) &pRemoveStaKeyParams, |
| 1425 | sizeof( tRemoveStaKeyParams ))) |
| 1426 | { |
| 1427 | limLog( pMac, LOGE, |
| 1428 | FL( "Unable to PAL allocate memory during REMOVE_STAKEY\n" )); |
| 1429 | |
| 1430 | // Respond to SME with error code |
| 1431 | mlmRemoveKeyCnf.resultCode = eSIR_SME_RESOURCES_UNAVAILABLE; |
| 1432 | goto end; |
| 1433 | } |
| 1434 | else |
| 1435 | palZeroMemory( pMac->hHdd, |
| 1436 | (void *) pRemoveStaKeyParams, |
| 1437 | sizeof( tRemoveStaKeyParams )); |
| 1438 | |
| 1439 | if( (pMlmRemoveKeyReq->edType == eSIR_ED_WEP104 || pMlmRemoveKeyReq->edType == eSIR_ED_WEP40) && |
| 1440 | pMlmRemoveKeyReq->wepType == eSIR_WEP_STATIC ) |
| 1441 | { |
| 1442 | PELOGE(limLog(pMac, LOGE, FL("Request to remove static WEP keys through station interface\n Should use BSS interface\n"));) |
| 1443 | mlmRemoveKeyCnf.resultCode = eSIR_SME_INVALID_PARAMETERS; |
| 1444 | goto end; |
| 1445 | } |
| 1446 | |
| 1447 | // Update the WDA_REMOVEKEY_REQ parameters |
| 1448 | pRemoveStaKeyParams->staIdx = staIdx; |
| 1449 | pRemoveStaKeyParams->encType = pMlmRemoveKeyReq->edType; |
| 1450 | pRemoveStaKeyParams->keyId = pMlmRemoveKeyReq->keyId; |
| 1451 | pRemoveStaKeyParams->unicast = pMlmRemoveKeyReq->unicast; |
| 1452 | |
| 1453 | /* Update PE session ID*/ |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame^] | 1454 | pRemoveStaKeyParams->sessionId = psessionEntry->peSessionId; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1455 | |
| 1456 | SET_LIM_PROCESS_DEFD_MESGS(pMac, false); |
| 1457 | |
| 1458 | msgQ.type = WDA_REMOVE_STAKEY_REQ; |
| 1459 | // |
| 1460 | // FIXME_GEN4 |
| 1461 | // A global counter (dialog token) is required to keep track of |
| 1462 | // all PE <-> HAL communication(s) |
| 1463 | // |
| 1464 | msgQ.reserved = 0; |
| 1465 | msgQ.bodyptr = pRemoveStaKeyParams; |
| 1466 | msgQ.bodyval = 0; |
| 1467 | |
| 1468 | limLog( pMac, LOGW, |
| 1469 | FL( "Sending WDA_REMOVE_STAKEY_REQ...\n" )); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame^] | 1470 | MTRACE(macTraceMsgTx(pMac, psessionEntry->peSessionId, msgQ.type)); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1471 | if( eSIR_SUCCESS != (retCode = wdaPostCtrlMsg( pMac, &msgQ ))) |
| 1472 | { |
| 1473 | limLog( pMac, LOGE, |
| 1474 | FL("Posting REMOVE_STAKEY to HAL failed, reason=%X\n"), |
| 1475 | retCode ); |
| 1476 | |
| 1477 | // Respond to SME with LIM_MLM_REMOVEKEY_CNF |
| 1478 | mlmRemoveKeyCnf.resultCode = eSIR_SME_HAL_SEND_MESSAGE_FAIL; |
| 1479 | } |
| 1480 | else |
| 1481 | return; |
| 1482 | |
| 1483 | end: |
| 1484 | limPostSmeRemoveKeyCnf( pMac, |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame^] | 1485 | psessionEntry, |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1486 | pMlmRemoveKeyReq, |
| 1487 | &mlmRemoveKeyCnf ); |
| 1488 | |
| 1489 | } |
| 1490 | |
| 1491 | |