Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 1996, 2003 VIA Networking Technologies, Inc. |
| 3 | * All rights reserved. |
| 4 | * |
| 5 | * This program is free software; you can redistribute it and/or modify |
| 6 | * it under the terms of the GNU General Public License as published by |
| 7 | * the Free Software Foundation; either version 2 of the License, or |
| 8 | * (at your option) any later version. |
| 9 | * |
| 10 | * This program is distributed in the hope that it will be useful, |
| 11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 13 | * GNU General Public License for more details. |
| 14 | * |
| 15 | * You should have received a copy of the GNU General Public License along |
| 16 | * with this program; if not, write to the Free Software Foundation, Inc., |
| 17 | * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. |
| 18 | * |
| 19 | * File: hostap.c |
| 20 | * |
| 21 | * Purpose: handle hostap deamon ioctl input/out functions |
| 22 | * |
| 23 | * Author: Lyndon Chen |
| 24 | * |
| 25 | * Date: Oct. 20, 2003 |
| 26 | * |
| 27 | * Functions: |
| 28 | * |
| 29 | * Revision History: |
| 30 | * |
| 31 | */ |
| 32 | |
| 33 | |
| 34 | #if !defined(__HOSTAP_H__) |
| 35 | #include "hostap.h" |
| 36 | #endif |
| 37 | #if !defined(__IOCMD_H__) |
| 38 | #include "iocmd.h" |
| 39 | #endif |
| 40 | #if !defined(__MAC_H__) |
| 41 | #include "mac.h" |
| 42 | #endif |
| 43 | #if !defined(__CARD_H__) |
| 44 | #include "card.h" |
| 45 | #endif |
| 46 | #if !defined(__BASEBAND_H__) |
| 47 | #include "baseband.h" |
| 48 | #endif |
| 49 | #if !defined(__WPACTL_H__) |
| 50 | #include "wpactl.h" |
| 51 | #endif |
| 52 | #if !defined(__KEY_H__) |
| 53 | #include "key.h" |
| 54 | #endif |
| 55 | #if !defined(__MAC_H__) |
| 56 | #include "mac.h" |
| 57 | #endif |
| 58 | #if !defined(__DATARATE_H__) |
| 59 | #include "datarate.h" |
| 60 | #endif |
| 61 | |
| 62 | |
| 63 | #define VIAWGET_HOSTAPD_MAX_BUF_SIZE 1024 |
| 64 | #define HOSTAP_CRYPT_FLAG_SET_TX_KEY BIT0 |
| 65 | #define HOSTAP_CRYPT_FLAG_PERMANENT BIT1 |
| 66 | #define HOSTAP_CRYPT_ERR_UNKNOWN_ALG 2 |
| 67 | #define HOSTAP_CRYPT_ERR_UNKNOWN_ADDR 3 |
| 68 | #define HOSTAP_CRYPT_ERR_CRYPT_INIT_FAILED 4 |
| 69 | #define HOSTAP_CRYPT_ERR_KEY_SET_FAILED 5 |
| 70 | #define HOSTAP_CRYPT_ERR_TX_KEY_SET_FAILED 6 |
| 71 | #define HOSTAP_CRYPT_ERR_CARD_CONF_FAILED 7 |
| 72 | |
| 73 | |
| 74 | /*--------------------- Static Definitions -------------------------*/ |
| 75 | |
| 76 | /*--------------------- Static Classes ----------------------------*/ |
| 77 | |
| 78 | /*--------------------- Static Variables --------------------------*/ |
| 79 | //static int msglevel =MSG_LEVEL_DEBUG; |
| 80 | static int msglevel =MSG_LEVEL_INFO; |
| 81 | |
| 82 | /*--------------------- Static Functions --------------------------*/ |
| 83 | |
| 84 | |
| 85 | |
| 86 | |
| 87 | /*--------------------- Export Variables --------------------------*/ |
| 88 | |
| 89 | |
| 90 | /* |
| 91 | * Description: |
| 92 | * register net_device (AP) for hostap deamon |
| 93 | * |
| 94 | * Parameters: |
| 95 | * In: |
| 96 | * pDevice - |
| 97 | * rtnl_locked - |
| 98 | * Out: |
| 99 | * |
| 100 | * Return Value: |
| 101 | * |
| 102 | */ |
| 103 | |
| 104 | static int hostap_enable_hostapd(PSDevice pDevice, int rtnl_locked) |
| 105 | { |
Forest Bond | 1e28efa | 2009-06-13 07:38:50 -0400 | [diff] [blame] | 106 | PSDevice apdev_priv; |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 107 | struct net_device *dev = pDevice->dev; |
| 108 | int ret; |
| 109 | |
| 110 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "%s: Enabling hostapd mode\n", dev->name); |
| 111 | |
| 112 | pDevice->apdev = (struct net_device *)kmalloc(sizeof(struct net_device), GFP_KERNEL); |
| 113 | if (pDevice->apdev == NULL) |
| 114 | return -ENOMEM; |
| 115 | memset(pDevice->apdev, 0, sizeof(struct net_device)); |
| 116 | |
Forest Bond | 1e28efa | 2009-06-13 07:38:50 -0400 | [diff] [blame] | 117 | apdev_priv = netdev_priv(pDevice->apdev); |
| 118 | *apdev_priv = *pDevice; |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 119 | memcpy(pDevice->apdev->dev_addr, dev->dev_addr, ETH_ALEN); |
Forest Bond | dd8db70 | 2009-06-13 07:38:54 -0400 | [diff] [blame^] | 120 | |
| 121 | const struct net_device_ops apdev_netdev_ops = { |
| 122 | .ndo_start_xmit = pDevice->tx_80211, |
| 123 | }; |
| 124 | pDevice->apdev->netdev_ops = &apdev_netdev_ops; |
| 125 | |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 126 | pDevice->apdev->type = ARPHRD_IEEE80211; |
| 127 | |
| 128 | pDevice->apdev->base_addr = dev->base_addr; |
| 129 | pDevice->apdev->irq = dev->irq; |
| 130 | pDevice->apdev->mem_start = dev->mem_start; |
| 131 | pDevice->apdev->mem_end = dev->mem_end; |
| 132 | sprintf(pDevice->apdev->name, "%sap", dev->name); |
| 133 | if (rtnl_locked) |
| 134 | ret = register_netdevice(pDevice->apdev); |
| 135 | else |
| 136 | ret = register_netdev(pDevice->apdev); |
| 137 | if (ret) { |
| 138 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "%s: register_netdevice(AP) failed!\n", |
| 139 | dev->name); |
| 140 | return -1; |
| 141 | } |
| 142 | |
| 143 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "%s: Registered netdevice %s for AP management\n", |
| 144 | dev->name, pDevice->apdev->name); |
| 145 | |
| 146 | KeyvInitTable(pDevice,&pDevice->sKey); |
| 147 | |
| 148 | return 0; |
| 149 | } |
| 150 | |
| 151 | /* |
| 152 | * Description: |
| 153 | * unregister net_device(AP) |
| 154 | * |
| 155 | * Parameters: |
| 156 | * In: |
| 157 | * pDevice - |
| 158 | * rtnl_locked - |
| 159 | * Out: |
| 160 | * |
| 161 | * Return Value: |
| 162 | * |
| 163 | */ |
| 164 | |
| 165 | static int hostap_disable_hostapd(PSDevice pDevice, int rtnl_locked) |
| 166 | { |
| 167 | |
| 168 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "%s: disabling hostapd mode\n", pDevice->dev->name); |
| 169 | |
| 170 | if (pDevice->apdev && pDevice->apdev->name && pDevice->apdev->name[0]) { |
| 171 | if (rtnl_locked) |
| 172 | unregister_netdevice(pDevice->apdev); |
| 173 | else |
| 174 | unregister_netdev(pDevice->apdev); |
| 175 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "%s: Netdevice %s unregistered\n", |
| 176 | pDevice->dev->name, pDevice->apdev->name); |
| 177 | } |
| 178 | kfree(pDevice->apdev); |
| 179 | pDevice->apdev = NULL; |
| 180 | pDevice->bEnable8021x = FALSE; |
| 181 | pDevice->bEnableHostWEP = FALSE; |
| 182 | pDevice->bEncryptionEnable = FALSE; |
| 183 | |
| 184 | return 0; |
| 185 | } |
| 186 | |
| 187 | |
| 188 | /* |
| 189 | * Description: |
| 190 | * Set enable/disable hostapd mode |
| 191 | * |
| 192 | * Parameters: |
| 193 | * In: |
| 194 | * pDevice - |
| 195 | * rtnl_locked - |
| 196 | * Out: |
| 197 | * |
| 198 | * Return Value: |
| 199 | * |
| 200 | */ |
| 201 | |
| 202 | int hostap_set_hostapd(PSDevice pDevice, int val, int rtnl_locked) |
| 203 | { |
| 204 | if (val < 0 || val > 1) |
| 205 | return -EINVAL; |
| 206 | |
| 207 | if (pDevice->bEnableHostapd == val) |
| 208 | return 0; |
| 209 | |
| 210 | pDevice->bEnableHostapd = val; |
| 211 | |
| 212 | if (val) |
| 213 | return hostap_enable_hostapd(pDevice, rtnl_locked); |
| 214 | else |
| 215 | return hostap_disable_hostapd(pDevice, rtnl_locked); |
| 216 | } |
| 217 | |
| 218 | |
| 219 | /* |
| 220 | * Description: |
| 221 | * remove station function supported for hostap deamon |
| 222 | * |
| 223 | * Parameters: |
| 224 | * In: |
| 225 | * pDevice - |
| 226 | * param - |
| 227 | * Out: |
| 228 | * |
| 229 | * Return Value: |
| 230 | * |
| 231 | */ |
| 232 | static int hostap_remove_sta(PSDevice pDevice, |
| 233 | struct viawget_hostapd_param *param) |
| 234 | { |
| 235 | UINT uNodeIndex; |
| 236 | |
| 237 | |
| 238 | if (BSSbIsSTAInNodeDB(pDevice, param->sta_addr, &uNodeIndex)) { |
| 239 | BSSvRemoveOneNode(pDevice, uNodeIndex); |
| 240 | } |
| 241 | else { |
| 242 | return -ENOENT; |
| 243 | } |
| 244 | return 0; |
| 245 | } |
| 246 | |
| 247 | /* |
| 248 | * Description: |
| 249 | * add a station from hostap deamon |
| 250 | * |
| 251 | * Parameters: |
| 252 | * In: |
| 253 | * pDevice - |
| 254 | * param - |
| 255 | * Out: |
| 256 | * |
| 257 | * Return Value: |
| 258 | * |
| 259 | */ |
| 260 | static int hostap_add_sta(PSDevice pDevice, |
| 261 | struct viawget_hostapd_param *param) |
| 262 | { |
| 263 | PSMgmtObject pMgmt = &(pDevice->sMgmtObj); |
| 264 | UINT uNodeIndex; |
| 265 | |
| 266 | |
| 267 | if (!BSSbIsSTAInNodeDB(pDevice, param->sta_addr, &uNodeIndex)) { |
| 268 | BSSvCreateOneNode((PSDevice)pDevice, &uNodeIndex); |
| 269 | } |
| 270 | memcpy(pMgmt->sNodeDBTable[uNodeIndex].abyMACAddr, param->sta_addr, WLAN_ADDR_LEN); |
| 271 | pMgmt->sNodeDBTable[uNodeIndex].eNodeState = NODE_ASSOC; |
| 272 | pMgmt->sNodeDBTable[uNodeIndex].wCapInfo = param->u.add_sta.capability; |
| 273 | // TODO listenInterval |
| 274 | // pMgmt->sNodeDBTable[uNodeIndex].wListenInterval = 1; |
| 275 | pMgmt->sNodeDBTable[uNodeIndex].bPSEnable = FALSE; |
| 276 | pMgmt->sNodeDBTable[uNodeIndex].bySuppRate = param->u.add_sta.tx_supp_rates; |
| 277 | |
| 278 | // set max tx rate |
| 279 | pMgmt->sNodeDBTable[uNodeIndex].wTxDataRate = |
| 280 | pMgmt->sNodeDBTable[uNodeIndex].wMaxSuppRate; |
| 281 | // set max basic rate |
| 282 | pMgmt->sNodeDBTable[uNodeIndex].wMaxBasicRate = RATE_2M; |
| 283 | // Todo: check sta preamble, if ap can't support, set status code |
| 284 | pMgmt->sNodeDBTable[uNodeIndex].bShortPreamble = |
| 285 | WLAN_GET_CAP_INFO_SHORTPREAMBLE(pMgmt->sNodeDBTable[uNodeIndex].wCapInfo); |
| 286 | |
| 287 | pMgmt->sNodeDBTable[uNodeIndex].wAID = (WORD)param->u.add_sta.aid; |
| 288 | |
| 289 | pMgmt->sNodeDBTable[uNodeIndex].ulLastRxJiffer = jiffies; |
| 290 | |
| 291 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Add STA AID= %d \n", pMgmt->sNodeDBTable[uNodeIndex].wAID); |
| 292 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "MAC=%2.2X:%2.2X:%2.2X:%2.2X:%2.2X:%2.2X \n", |
| 293 | param->sta_addr[0], |
| 294 | param->sta_addr[1], |
| 295 | param->sta_addr[2], |
| 296 | param->sta_addr[3], |
| 297 | param->sta_addr[4], |
| 298 | param->sta_addr[5] |
| 299 | ) ; |
| 300 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Max Support rate = %d \n", |
| 301 | pMgmt->sNodeDBTable[uNodeIndex].wMaxSuppRate); |
| 302 | |
| 303 | return 0; |
| 304 | } |
| 305 | |
| 306 | /* |
| 307 | * Description: |
| 308 | * get station info |
| 309 | * |
| 310 | * Parameters: |
| 311 | * In: |
| 312 | * pDevice - |
| 313 | * param - |
| 314 | * Out: |
| 315 | * |
| 316 | * Return Value: |
| 317 | * |
| 318 | */ |
| 319 | |
| 320 | static int hostap_get_info_sta(PSDevice pDevice, |
| 321 | struct viawget_hostapd_param *param) |
| 322 | { |
| 323 | PSMgmtObject pMgmt = &(pDevice->sMgmtObj); |
| 324 | UINT uNodeIndex; |
| 325 | |
| 326 | if (BSSbIsSTAInNodeDB(pDevice, param->sta_addr, &uNodeIndex)) { |
| 327 | param->u.get_info_sta.inactive_sec = |
| 328 | (jiffies - pMgmt->sNodeDBTable[uNodeIndex].ulLastRxJiffer) / HZ; |
| 329 | |
| 330 | //param->u.get_info_sta.txexc = pMgmt->sNodeDBTable[uNodeIndex].uTxAttempts; |
| 331 | } |
| 332 | else { |
| 333 | return -ENOENT; |
| 334 | } |
| 335 | |
| 336 | return 0; |
| 337 | } |
| 338 | |
| 339 | /* |
| 340 | * Description: |
| 341 | * reset txexec |
| 342 | * |
| 343 | * Parameters: |
| 344 | * In: |
| 345 | * pDevice - |
| 346 | * param - |
| 347 | * Out: |
| 348 | * TURE, FALSE |
| 349 | * |
| 350 | * Return Value: |
| 351 | * |
| 352 | */ |
| 353 | /* |
| 354 | static int hostap_reset_txexc_sta(PSDevice pDevice, |
| 355 | struct viawget_hostapd_param *param) |
| 356 | { |
| 357 | PSMgmtObject pMgmt = &(pDevice->sMgmtObj); |
| 358 | UINT uNodeIndex; |
| 359 | |
| 360 | if (BSSbIsSTAInNodeDB(pDevice, param->sta_addr, &uNodeIndex)) { |
| 361 | pMgmt->sNodeDBTable[uNodeIndex].uTxAttempts = 0; |
| 362 | } |
| 363 | else { |
| 364 | return -ENOENT; |
| 365 | } |
| 366 | |
| 367 | return 0; |
| 368 | } |
| 369 | */ |
| 370 | |
| 371 | /* |
| 372 | * Description: |
| 373 | * set station flag |
| 374 | * |
| 375 | * Parameters: |
| 376 | * In: |
| 377 | * pDevice - |
| 378 | * param - |
| 379 | * Out: |
| 380 | * |
| 381 | * Return Value: |
| 382 | * |
| 383 | */ |
| 384 | static int hostap_set_flags_sta(PSDevice pDevice, |
| 385 | struct viawget_hostapd_param *param) |
| 386 | { |
| 387 | PSMgmtObject pMgmt = &(pDevice->sMgmtObj); |
| 388 | UINT uNodeIndex; |
| 389 | |
| 390 | if (BSSbIsSTAInNodeDB(pDevice, param->sta_addr, &uNodeIndex)) { |
| 391 | pMgmt->sNodeDBTable[uNodeIndex].dwFlags |= param->u.set_flags_sta.flags_or; |
| 392 | pMgmt->sNodeDBTable[uNodeIndex].dwFlags &= param->u.set_flags_sta.flags_and; |
| 393 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO " dwFlags = %x \n", |
| 394 | (UINT)pMgmt->sNodeDBTable[uNodeIndex].dwFlags); |
| 395 | } |
| 396 | else { |
| 397 | return -ENOENT; |
| 398 | } |
| 399 | |
| 400 | return 0; |
| 401 | } |
| 402 | |
| 403 | |
| 404 | |
| 405 | /* |
| 406 | * Description: |
| 407 | * set generic element (wpa ie) |
| 408 | * |
| 409 | * Parameters: |
| 410 | * In: |
| 411 | * pDevice - |
| 412 | * param - |
| 413 | * Out: |
| 414 | * |
| 415 | * Return Value: |
| 416 | * |
| 417 | */ |
| 418 | static int hostap_set_generic_element(PSDevice pDevice, |
| 419 | struct viawget_hostapd_param *param) |
| 420 | { |
| 421 | PSMgmtObject pMgmt = &(pDevice->sMgmtObj); |
| 422 | |
| 423 | |
| 424 | |
| 425 | memcpy( pMgmt->abyWPAIE, |
| 426 | param->u.generic_elem.data, |
| 427 | param->u.generic_elem.len |
| 428 | ); |
| 429 | |
| 430 | pMgmt->wWPAIELen = param->u.generic_elem.len; |
| 431 | |
| 432 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"pMgmt->wWPAIELen = %d\n", pMgmt->wWPAIELen); |
| 433 | |
| 434 | // disable wpa |
| 435 | if (pMgmt->wWPAIELen == 0) { |
| 436 | pMgmt->eAuthenMode = WMAC_AUTH_OPEN; |
| 437 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO " No WPAIE, Disable WPA \n"); |
| 438 | } else { |
| 439 | // enable wpa |
| 440 | if ((pMgmt->abyWPAIE[0] == WLAN_EID_RSN_WPA) || |
| 441 | (pMgmt->abyWPAIE[0] == WLAN_EID_RSN)) { |
| 442 | pMgmt->eAuthenMode = WMAC_AUTH_WPANONE; |
| 443 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Set WPAIE enable WPA\n"); |
| 444 | } else |
| 445 | return -EINVAL; |
| 446 | } |
| 447 | |
| 448 | return 0; |
| 449 | } |
| 450 | |
| 451 | /* |
| 452 | * Description: |
| 453 | * flush station nodes table. |
| 454 | * |
| 455 | * Parameters: |
| 456 | * In: |
| 457 | * pDevice - |
| 458 | * Out: |
| 459 | * |
| 460 | * Return Value: |
| 461 | * |
| 462 | */ |
| 463 | |
| 464 | static void hostap_flush_sta(PSDevice pDevice) |
| 465 | { |
| 466 | // reserved node index =0 for multicast node. |
| 467 | BSSvClearNodeDBTable(pDevice, 1); |
| 468 | pDevice->uAssocCount = 0; |
| 469 | |
| 470 | return; |
| 471 | } |
| 472 | |
| 473 | /* |
| 474 | * Description: |
| 475 | * set each stations encryption key |
| 476 | * |
| 477 | * Parameters: |
| 478 | * In: |
| 479 | * pDevice - |
| 480 | * param - |
| 481 | * Out: |
| 482 | * |
| 483 | * Return Value: |
| 484 | * |
| 485 | */ |
| 486 | static int hostap_set_encryption(PSDevice pDevice, |
| 487 | struct viawget_hostapd_param *param, |
| 488 | int param_len) |
| 489 | { |
| 490 | PSMgmtObject pMgmt = &(pDevice->sMgmtObj); |
| 491 | DWORD dwKeyIndex = 0; |
| 492 | BYTE abyKey[MAX_KEY_LEN]; |
| 493 | BYTE abySeq[MAX_KEY_LEN]; |
| 494 | NDIS_802_11_KEY_RSC KeyRSC; |
| 495 | BYTE byKeyDecMode = KEY_CTL_WEP; |
| 496 | int ret = 0; |
| 497 | int iNodeIndex = -1; |
| 498 | int ii; |
| 499 | BOOL bKeyTableFull = FALSE; |
| 500 | WORD wKeyCtl = 0; |
| 501 | |
| 502 | |
| 503 | param->u.crypt.err = 0; |
| 504 | /* |
| 505 | if (param_len != |
| 506 | (int) ((char *) param->u.crypt.key - (char *) param) + |
| 507 | param->u.crypt.key_len) |
| 508 | return -EINVAL; |
| 509 | */ |
| 510 | |
| 511 | if (param->u.crypt.alg > WPA_ALG_CCMP) |
| 512 | return -EINVAL; |
| 513 | |
| 514 | |
| 515 | if ((param->u.crypt.idx > 3) || (param->u.crypt.key_len > MAX_KEY_LEN)) { |
| 516 | param->u.crypt.err = HOSTAP_CRYPT_ERR_KEY_SET_FAILED; |
| 517 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO " HOSTAP_CRYPT_ERR_KEY_SET_FAILED\n"); |
| 518 | return -EINVAL; |
| 519 | } |
| 520 | |
| 521 | if (param->sta_addr[0] == 0xff && param->sta_addr[1] == 0xff && |
| 522 | param->sta_addr[2] == 0xff && param->sta_addr[3] == 0xff && |
| 523 | param->sta_addr[4] == 0xff && param->sta_addr[5] == 0xff) { |
| 524 | if (param->u.crypt.idx >= MAX_GROUP_KEY) |
| 525 | return -EINVAL; |
| 526 | iNodeIndex = 0; |
| 527 | |
| 528 | } else { |
| 529 | if (BSSbIsSTAInNodeDB(pDevice, param->sta_addr, &iNodeIndex) == FALSE) { |
| 530 | param->u.crypt.err = HOSTAP_CRYPT_ERR_UNKNOWN_ADDR; |
| 531 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO " HOSTAP_CRYPT_ERR_UNKNOWN_ADDR\n"); |
| 532 | return -EINVAL; |
| 533 | } |
| 534 | } |
| 535 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO " hostap_set_encryption: sta_index %d \n", iNodeIndex); |
| 536 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO " hostap_set_encryption: alg %d \n", param->u.crypt.alg); |
| 537 | |
| 538 | if (param->u.crypt.alg == WPA_ALG_NONE) { |
| 539 | |
| 540 | if (pMgmt->sNodeDBTable[iNodeIndex].bOnFly == TRUE) { |
| 541 | if (KeybRemoveKey( pDevice, |
| 542 | &(pDevice->sKey), |
| 543 | param->sta_addr, |
| 544 | pMgmt->sNodeDBTable[iNodeIndex].dwKeyIndex |
| 545 | ) == FALSE) { |
| 546 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "KeybRemoveKey fail \n"); |
| 547 | } |
| 548 | pMgmt->sNodeDBTable[iNodeIndex].bOnFly = FALSE; |
| 549 | } |
| 550 | pMgmt->sNodeDBTable[iNodeIndex].byKeyIndex = 0; |
| 551 | pMgmt->sNodeDBTable[iNodeIndex].dwKeyIndex = 0; |
| 552 | pMgmt->sNodeDBTable[iNodeIndex].uWepKeyLength = 0; |
| 553 | pMgmt->sNodeDBTable[iNodeIndex].KeyRSC = 0; |
| 554 | pMgmt->sNodeDBTable[iNodeIndex].dwTSC47_16 = 0; |
| 555 | pMgmt->sNodeDBTable[iNodeIndex].wTSC15_0 = 0; |
| 556 | pMgmt->sNodeDBTable[iNodeIndex].byCipherSuite = 0; |
| 557 | memset(&pMgmt->sNodeDBTable[iNodeIndex].abyWepKey[0], |
| 558 | 0, |
| 559 | MAX_KEY_LEN |
| 560 | ); |
| 561 | |
| 562 | return ret; |
| 563 | } |
| 564 | |
| 565 | memcpy(abyKey, param->u.crypt.key, param->u.crypt.key_len); |
| 566 | // copy to node key tbl |
| 567 | pMgmt->sNodeDBTable[iNodeIndex].byKeyIndex = param->u.crypt.idx; |
| 568 | pMgmt->sNodeDBTable[iNodeIndex].uWepKeyLength = param->u.crypt.key_len; |
| 569 | memcpy(&pMgmt->sNodeDBTable[iNodeIndex].abyWepKey[0], |
| 570 | param->u.crypt.key, |
| 571 | param->u.crypt.key_len |
| 572 | ); |
| 573 | |
| 574 | dwKeyIndex = (DWORD)(param->u.crypt.idx); |
| 575 | if (param->u.crypt.flags & HOSTAP_CRYPT_FLAG_SET_TX_KEY) { |
| 576 | pDevice->byKeyIndex = (BYTE)dwKeyIndex; |
| 577 | pDevice->bTransmitKey = TRUE; |
| 578 | dwKeyIndex |= (1 << 31); |
| 579 | } |
| 580 | |
| 581 | if (param->u.crypt.alg == WPA_ALG_WEP) { |
| 582 | |
| 583 | if ((pDevice->bEnable8021x == FALSE) || (iNodeIndex == 0)) { |
| 584 | KeybSetDefaultKey( pDevice, |
| 585 | &(pDevice->sKey), |
| 586 | dwKeyIndex & ~(BIT30 | USE_KEYRSC), |
| 587 | param->u.crypt.key_len, |
| 588 | NULL, |
| 589 | abyKey, |
| 590 | KEY_CTL_WEP |
| 591 | ); |
| 592 | |
| 593 | } else { |
| 594 | // 8021x enable, individual key |
| 595 | dwKeyIndex |= (1 << 30); // set pairwise key |
| 596 | if (KeybSetKey(pDevice, |
| 597 | &(pDevice->sKey), |
| 598 | ¶m->sta_addr[0], |
| 599 | dwKeyIndex & ~(USE_KEYRSC), |
| 600 | param->u.crypt.key_len, |
| 601 | (PQWORD) &(KeyRSC), |
| 602 | (PBYTE)abyKey, |
| 603 | KEY_CTL_WEP |
| 604 | ) == TRUE) { |
| 605 | |
| 606 | |
| 607 | pMgmt->sNodeDBTable[iNodeIndex].bOnFly = TRUE; |
| 608 | |
| 609 | } else { |
| 610 | // Key Table Full |
| 611 | pMgmt->sNodeDBTable[iNodeIndex].bOnFly = FALSE; |
| 612 | bKeyTableFull = TRUE; |
| 613 | } |
| 614 | } |
| 615 | pDevice->eEncryptionStatus = Ndis802_11Encryption1Enabled; |
| 616 | pDevice->bEncryptionEnable = TRUE; |
| 617 | pMgmt->byCSSPK = KEY_CTL_WEP; |
| 618 | pMgmt->byCSSGK = KEY_CTL_WEP; |
| 619 | pMgmt->sNodeDBTable[iNodeIndex].byCipherSuite = KEY_CTL_WEP; |
| 620 | pMgmt->sNodeDBTable[iNodeIndex].dwKeyIndex = dwKeyIndex; |
| 621 | return ret; |
| 622 | } |
| 623 | |
| 624 | if (param->u.crypt.seq) { |
| 625 | memcpy(&abySeq, param->u.crypt.seq, 8); |
| 626 | for (ii = 0 ; ii < 8 ; ii++) { |
| 627 | KeyRSC |= (abySeq[ii] << (ii * 8)); |
| 628 | } |
| 629 | dwKeyIndex |= 1 << 29; |
| 630 | pMgmt->sNodeDBTable[iNodeIndex].KeyRSC = KeyRSC; |
| 631 | } |
| 632 | |
| 633 | if (param->u.crypt.alg == WPA_ALG_TKIP) { |
| 634 | if (param->u.crypt.key_len != MAX_KEY_LEN) |
| 635 | return -EINVAL; |
| 636 | pDevice->eEncryptionStatus = Ndis802_11Encryption2Enabled; |
| 637 | byKeyDecMode = KEY_CTL_TKIP; |
| 638 | pMgmt->byCSSPK = KEY_CTL_TKIP; |
| 639 | pMgmt->byCSSGK = KEY_CTL_TKIP; |
| 640 | } |
| 641 | |
| 642 | if (param->u.crypt.alg == WPA_ALG_CCMP) { |
| 643 | if ((param->u.crypt.key_len != AES_KEY_LEN) || |
| 644 | (pDevice->byLocalID <= REV_ID_VT3253_A1)) |
| 645 | return -EINVAL; |
| 646 | pDevice->eEncryptionStatus = Ndis802_11Encryption3Enabled; |
| 647 | byKeyDecMode = KEY_CTL_CCMP; |
| 648 | pMgmt->byCSSPK = KEY_CTL_CCMP; |
| 649 | pMgmt->byCSSGK = KEY_CTL_CCMP; |
| 650 | } |
| 651 | |
| 652 | |
| 653 | if (iNodeIndex == 0) { |
| 654 | KeybSetDefaultKey( pDevice, |
| 655 | &(pDevice->sKey), |
| 656 | dwKeyIndex, |
| 657 | param->u.crypt.key_len, |
| 658 | (PQWORD) &(KeyRSC), |
| 659 | abyKey, |
| 660 | byKeyDecMode |
| 661 | ); |
| 662 | pMgmt->sNodeDBTable[iNodeIndex].bOnFly = TRUE; |
| 663 | |
| 664 | } else { |
| 665 | dwKeyIndex |= (1 << 30); // set pairwise key |
| 666 | if (KeybSetKey(pDevice, |
| 667 | &(pDevice->sKey), |
| 668 | ¶m->sta_addr[0], |
| 669 | dwKeyIndex, |
| 670 | param->u.crypt.key_len, |
| 671 | (PQWORD) &(KeyRSC), |
| 672 | (PBYTE)abyKey, |
| 673 | byKeyDecMode |
| 674 | ) == TRUE) { |
| 675 | |
| 676 | pMgmt->sNodeDBTable[iNodeIndex].bOnFly = TRUE; |
| 677 | |
| 678 | } else { |
| 679 | // Key Table Full |
| 680 | pMgmt->sNodeDBTable[iNodeIndex].bOnFly = FALSE; |
| 681 | bKeyTableFull = TRUE; |
| 682 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO " Key Table Full\n"); |
| 683 | } |
| 684 | |
| 685 | } |
| 686 | |
| 687 | if (bKeyTableFull == TRUE) { |
| 688 | wKeyCtl &= 0x7F00; // clear all key control filed |
| 689 | wKeyCtl |= (byKeyDecMode << 4); |
| 690 | wKeyCtl |= (byKeyDecMode); |
| 691 | wKeyCtl |= 0x0044; // use group key for all address |
| 692 | wKeyCtl |= 0x4000; // disable KeyTable[MAX_KEY_TABLE-1] on-fly to genernate rx int |
| 693 | // Todo.. xxxxxx |
| 694 | //MACvSetDefaultKeyCtl(pDevice->PortOffset, wKeyCtl, MAX_KEY_TABLE-1, pDevice->byLocalID); |
| 695 | } |
| 696 | |
| 697 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO " Set key sta_index= %d \n", iNodeIndex); |
| 698 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO " tx_index=%d len=%d \n", param->u.crypt.idx, |
| 699 | param->u.crypt.key_len ); |
| 700 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO " key=%x-%x-%x-%x-%x-xxxxx \n", |
| 701 | pMgmt->sNodeDBTable[iNodeIndex].abyWepKey[0], |
| 702 | pMgmt->sNodeDBTable[iNodeIndex].abyWepKey[1], |
| 703 | pMgmt->sNodeDBTable[iNodeIndex].abyWepKey[2], |
| 704 | pMgmt->sNodeDBTable[iNodeIndex].abyWepKey[3], |
| 705 | pMgmt->sNodeDBTable[iNodeIndex].abyWepKey[4] |
| 706 | ); |
| 707 | |
| 708 | // set wep key |
| 709 | pDevice->bEncryptionEnable = TRUE; |
| 710 | pMgmt->sNodeDBTable[iNodeIndex].byCipherSuite = byKeyDecMode; |
| 711 | pMgmt->sNodeDBTable[iNodeIndex].dwKeyIndex = dwKeyIndex; |
| 712 | pMgmt->sNodeDBTable[iNodeIndex].dwTSC47_16 = 0; |
| 713 | pMgmt->sNodeDBTable[iNodeIndex].wTSC15_0 = 0; |
| 714 | |
| 715 | return ret; |
| 716 | } |
| 717 | |
| 718 | |
| 719 | |
| 720 | /* |
| 721 | * Description: |
| 722 | * get each stations encryption key |
| 723 | * |
| 724 | * Parameters: |
| 725 | * In: |
| 726 | * pDevice - |
| 727 | * param - |
| 728 | * Out: |
| 729 | * |
| 730 | * Return Value: |
| 731 | * |
| 732 | */ |
| 733 | static int hostap_get_encryption(PSDevice pDevice, |
| 734 | struct viawget_hostapd_param *param, |
| 735 | int param_len) |
| 736 | { |
| 737 | PSMgmtObject pMgmt = &(pDevice->sMgmtObj); |
| 738 | int ret = 0; |
| 739 | int ii; |
| 740 | int iNodeIndex =0; |
| 741 | |
| 742 | |
| 743 | param->u.crypt.err = 0; |
| 744 | |
| 745 | if (param->sta_addr[0] == 0xff && param->sta_addr[1] == 0xff && |
| 746 | param->sta_addr[2] == 0xff && param->sta_addr[3] == 0xff && |
| 747 | param->sta_addr[4] == 0xff && param->sta_addr[5] == 0xff) { |
| 748 | iNodeIndex = 0; |
| 749 | } else { |
| 750 | if (BSSbIsSTAInNodeDB(pDevice, param->sta_addr, &iNodeIndex) == FALSE) { |
| 751 | param->u.crypt.err = HOSTAP_CRYPT_ERR_UNKNOWN_ADDR; |
| 752 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "hostap_get_encryption: HOSTAP_CRYPT_ERR_UNKNOWN_ADDR\n"); |
| 753 | return -EINVAL; |
| 754 | } |
| 755 | } |
| 756 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "hostap_get_encryption: %d\n", iNodeIndex); |
| 757 | memset(param->u.crypt.seq, 0, 8); |
| 758 | for (ii = 0 ; ii < 8 ; ii++) { |
| 759 | param->u.crypt.seq[ii] = (BYTE)pMgmt->sNodeDBTable[iNodeIndex].KeyRSC >> (ii * 8); |
| 760 | } |
| 761 | |
| 762 | return ret; |
| 763 | } |
| 764 | |
| 765 | |
| 766 | /* |
| 767 | * Description: |
| 768 | * hostap_ioctl main function supported for hostap deamon. |
| 769 | * |
| 770 | * Parameters: |
| 771 | * In: |
| 772 | * pDevice - |
| 773 | * iw_point - |
| 774 | * Out: |
| 775 | * |
| 776 | * Return Value: |
| 777 | * |
| 778 | */ |
| 779 | |
| 780 | int hostap_ioctl(PSDevice pDevice, struct iw_point *p) |
| 781 | { |
| 782 | struct viawget_hostapd_param *param; |
| 783 | int ret = 0; |
| 784 | int ap_ioctl = 0; |
| 785 | |
| 786 | if (p->length < sizeof(struct viawget_hostapd_param) || |
| 787 | p->length > VIAWGET_HOSTAPD_MAX_BUF_SIZE || !p->pointer) |
| 788 | return -EINVAL; |
| 789 | |
| 790 | param = (struct viawget_hostapd_param *) kmalloc((int)p->length, (int)GFP_KERNEL); |
| 791 | if (param == NULL) |
| 792 | return -ENOMEM; |
| 793 | |
| 794 | if (copy_from_user(param, p->pointer, p->length)) { |
| 795 | ret = -EFAULT; |
| 796 | goto out; |
| 797 | } |
| 798 | |
| 799 | switch (param->cmd) { |
| 800 | case VIAWGET_HOSTAPD_SET_ENCRYPTION: |
| 801 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "VIAWGET_HOSTAPD_SET_ENCRYPTION \n"); |
| 802 | spin_lock_irq(&pDevice->lock); |
| 803 | ret = hostap_set_encryption(pDevice, param, p->length); |
| 804 | spin_unlock_irq(&pDevice->lock); |
| 805 | break; |
| 806 | case VIAWGET_HOSTAPD_GET_ENCRYPTION: |
| 807 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "VIAWGET_HOSTAPD_GET_ENCRYPTION \n"); |
| 808 | spin_lock_irq(&pDevice->lock); |
| 809 | ret = hostap_get_encryption(pDevice, param, p->length); |
| 810 | spin_unlock_irq(&pDevice->lock); |
| 811 | break; |
| 812 | case VIAWGET_HOSTAPD_SET_ASSOC_AP_ADDR: |
| 813 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "VIAWGET_HOSTAPD_SET_ASSOC_AP_ADDR \n"); |
| 814 | return -EOPNOTSUPP; |
| 815 | break; |
| 816 | case VIAWGET_HOSTAPD_FLUSH: |
| 817 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "VIAWGET_HOSTAPD_FLUSH \n"); |
| 818 | spin_lock_irq(&pDevice->lock); |
| 819 | hostap_flush_sta(pDevice); |
| 820 | spin_unlock_irq(&pDevice->lock); |
| 821 | break; |
| 822 | case VIAWGET_HOSTAPD_ADD_STA: |
| 823 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "VIAWGET_HOSTAPD_ADD_STA \n"); |
| 824 | spin_lock_irq(&pDevice->lock); |
| 825 | ret = hostap_add_sta(pDevice, param); |
| 826 | spin_unlock_irq(&pDevice->lock); |
| 827 | break; |
| 828 | case VIAWGET_HOSTAPD_REMOVE_STA: |
| 829 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "VIAWGET_HOSTAPD_REMOVE_STA \n"); |
| 830 | spin_lock_irq(&pDevice->lock); |
| 831 | ret = hostap_remove_sta(pDevice, param); |
| 832 | spin_unlock_irq(&pDevice->lock); |
| 833 | break; |
| 834 | case VIAWGET_HOSTAPD_GET_INFO_STA: |
| 835 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "VIAWGET_HOSTAPD_GET_INFO_STA \n"); |
| 836 | ret = hostap_get_info_sta(pDevice, param); |
| 837 | ap_ioctl = 1; |
| 838 | break; |
| 839 | /* |
| 840 | case VIAWGET_HOSTAPD_RESET_TXEXC_STA: |
| 841 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "VIAWGET_HOSTAPD_RESET_TXEXC_STA \n"); |
| 842 | ret = hostap_reset_txexc_sta(pDevice, param); |
| 843 | break; |
| 844 | */ |
| 845 | case VIAWGET_HOSTAPD_SET_FLAGS_STA: |
| 846 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "VIAWGET_HOSTAPD_SET_FLAGS_STA \n"); |
| 847 | ret = hostap_set_flags_sta(pDevice, param); |
| 848 | break; |
| 849 | |
| 850 | case VIAWGET_HOSTAPD_MLME: |
| 851 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "VIAWGET_HOSTAPD_MLME \n"); |
| 852 | return -EOPNOTSUPP; |
| 853 | |
| 854 | case VIAWGET_HOSTAPD_SET_GENERIC_ELEMENT: |
| 855 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "VIAWGET_HOSTAPD_SET_GENERIC_ELEMENT \n"); |
| 856 | ret = hostap_set_generic_element(pDevice, param); |
| 857 | break; |
| 858 | |
| 859 | case VIAWGET_HOSTAPD_SCAN_REQ: |
| 860 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "VIAWGET_HOSTAPD_SCAN_REQ \n"); |
| 861 | return -EOPNOTSUPP; |
| 862 | |
| 863 | case VIAWGET_HOSTAPD_STA_CLEAR_STATS: |
| 864 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "VIAWGET_HOSTAPD_STA_CLEAR_STATS \n"); |
| 865 | return -EOPNOTSUPP; |
| 866 | |
| 867 | default: |
| 868 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "hostap_ioctl: unknown cmd=%d\n", |
| 869 | (int)param->cmd); |
| 870 | return -EOPNOTSUPP; |
| 871 | break; |
| 872 | } |
| 873 | |
| 874 | |
| 875 | if ((ret == 0) && ap_ioctl) { |
| 876 | if (copy_to_user(p->pointer, param, p->length)) { |
| 877 | ret = -EFAULT; |
| 878 | goto out; |
| 879 | } |
| 880 | } |
| 881 | |
| 882 | out: |
| 883 | if (param != NULL) |
| 884 | kfree(param); |
| 885 | |
| 886 | return ret; |
| 887 | } |
| 888 | |