1 /*
2 * WPA Supplicant - Windows/NDIS driver interface
3 * Copyright (c) 2004-2007, Jouni Malinen <j@w1.fi>
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 version 2 as
7 * published by the Free Software Foundation.
8 *
9 * Alternatively, this software may be distributed under the terms of BSD
10 * license.
11 *
12 * See README and COPYING for more details.
13 */
14
15 #ifdef __CYGWIN__
16 /* Avoid some header file conflicts by not including standard headers for
17 * cygwin builds when Packet32.h is included. */
18 #include "build_config.h"
19 int close(int fd);
20 #else /* __CYGWIN__ */
21 #include "includes.h"
22 #endif /* __CYGWIN__ */
23 #ifdef CONFIG_USE_NDISUIO
24 #include <winsock2.h>
25 #else /* CONFIG_USE_NDISUIO */
26 #include <Packet32.h>
27 #endif /* CONFIG_USE_NDISUIO */
28 #ifdef __MINGW32_VERSION
29 #include <ddk/ntddndis.h>
30 #else /* __MINGW32_VERSION */
31 #include <ntddndis.h>
32 #endif /* __MINGW32_VERSION */
33
34 #ifdef _WIN32_WCE
35 #include <winioctl.h>
36 #include <nuiouser.h>
37 #include <devload.h>
38 #endif /* _WIN32_WCE */
39
40 #include "common.h"
41 #include "driver.h"
42 #include "eloop.h"
43 #include "common/ieee802_11_defs.h"
44 #include "driver_ndis.h"
45
46 int wpa_driver_register_event_cb(struct wpa_driver_ndis_data *drv);
47 #ifdef CONFIG_NDIS_EVENTS_INTEGRATED
48 void wpa_driver_ndis_event_pipe_cb(void *eloop_data, void *user_data);
49 #endif /* CONFIG_NDIS_EVENTS_INTEGRATED */
50
51 static void wpa_driver_ndis_deinit(void *priv);
52 static void wpa_driver_ndis_poll(void *drv);
53 static void wpa_driver_ndis_poll_timeout(void *eloop_ctx, void *timeout_ctx);
54 static int wpa_driver_ndis_adapter_init(struct wpa_driver_ndis_data *drv);
55 static int wpa_driver_ndis_adapter_open(struct wpa_driver_ndis_data *drv);
56 static void wpa_driver_ndis_adapter_close(struct wpa_driver_ndis_data *drv);
57
58
59 static const u8 pae_group_addr[ETH_ALEN] =
60 { 0x01, 0x80, 0xc2, 0x00, 0x00, 0x03 };
61
62
63 /* FIX: to be removed once this can be compiled with the complete NDIS
64 * header files */
65 #ifndef OID_802_11_BSSID
66 #define OID_802_11_BSSID 0x0d010101
67 #define OID_802_11_SSID 0x0d010102
68 #define OID_802_11_INFRASTRUCTURE_MODE 0x0d010108
69 #define OID_802_11_ADD_WEP 0x0D010113
70 #define OID_802_11_REMOVE_WEP 0x0D010114
71 #define OID_802_11_DISASSOCIATE 0x0D010115
72 #define OID_802_11_BSSID_LIST 0x0d010217
73 #define OID_802_11_AUTHENTICATION_MODE 0x0d010118
74 #define OID_802_11_PRIVACY_FILTER 0x0d010119
75 #define OID_802_11_BSSID_LIST_SCAN 0x0d01011A
76 #define OID_802_11_WEP_STATUS 0x0d01011B
77 #define OID_802_11_ENCRYPTION_STATUS OID_802_11_WEP_STATUS
78 #define OID_802_11_ADD_KEY 0x0d01011D
79 #define OID_802_11_REMOVE_KEY 0x0d01011E
80 #define OID_802_11_ASSOCIATION_INFORMATION 0x0d01011F
81 #define OID_802_11_TEST 0x0d010120
82 #define OID_802_11_CAPABILITY 0x0d010122
83 #define OID_802_11_PMKID 0x0d010123
84
85 #define NDIS_802_11_LENGTH_SSID 32
86 #define NDIS_802_11_LENGTH_RATES 8
87 #define NDIS_802_11_LENGTH_RATES_EX 16
88
89 typedef UCHAR NDIS_802_11_MAC_ADDRESS[6];
90
91 typedef struct NDIS_802_11_SSID {
92 ULONG SsidLength;
93 UCHAR Ssid[NDIS_802_11_LENGTH_SSID];
94 } NDIS_802_11_SSID;
95
96 typedef LONG NDIS_802_11_RSSI;
97
98 typedef enum NDIS_802_11_NETWORK_TYPE {
99 Ndis802_11FH,
100 Ndis802_11DS,
101 Ndis802_11OFDM5,
102 Ndis802_11OFDM24,
103 Ndis802_11NetworkTypeMax
104 } NDIS_802_11_NETWORK_TYPE;
105
106 typedef struct NDIS_802_11_CONFIGURATION_FH {
107 ULONG Length;
108 ULONG HopPattern;
109 ULONG HopSet;
110 ULONG DwellTime;
111 } NDIS_802_11_CONFIGURATION_FH;
112
113 typedef struct NDIS_802_11_CONFIGURATION {
114 ULONG Length;
115 ULONG BeaconPeriod;
116 ULONG ATIMWindow;
117 ULONG DSConfig;
118 NDIS_802_11_CONFIGURATION_FH FHConfig;
119 } NDIS_802_11_CONFIGURATION;
120
121 typedef enum NDIS_802_11_NETWORK_INFRASTRUCTURE {
122 Ndis802_11IBSS,
123 Ndis802_11Infrastructure,
124 Ndis802_11AutoUnknown,
125 Ndis802_11InfrastructureMax
126 } NDIS_802_11_NETWORK_INFRASTRUCTURE;
127
128 typedef enum NDIS_802_11_AUTHENTICATION_MODE {
129 Ndis802_11AuthModeOpen,
130 Ndis802_11AuthModeShared,
131 Ndis802_11AuthModeAutoSwitch,
132 Ndis802_11AuthModeWPA,
133 Ndis802_11AuthModeWPAPSK,
134 Ndis802_11AuthModeWPANone,
135 Ndis802_11AuthModeWPA2,
136 Ndis802_11AuthModeWPA2PSK,
137 Ndis802_11AuthModeMax
138 } NDIS_802_11_AUTHENTICATION_MODE;
139
140 typedef enum NDIS_802_11_WEP_STATUS {
141 Ndis802_11WEPEnabled,
142 Ndis802_11Encryption1Enabled = Ndis802_11WEPEnabled,
143 Ndis802_11WEPDisabled,
144 Ndis802_11EncryptionDisabled = Ndis802_11WEPDisabled,
145 Ndis802_11WEPKeyAbsent,
146 Ndis802_11Encryption1KeyAbsent = Ndis802_11WEPKeyAbsent,
147 Ndis802_11WEPNotSupported,
148 Ndis802_11EncryptionNotSupported = Ndis802_11WEPNotSupported,
149 Ndis802_11Encryption2Enabled,
150 Ndis802_11Encryption2KeyAbsent,
151 Ndis802_11Encryption3Enabled,
152 Ndis802_11Encryption3KeyAbsent
153 } NDIS_802_11_WEP_STATUS, NDIS_802_11_ENCRYPTION_STATUS;
154
155 typedef enum NDIS_802_11_PRIVACY_FILTER {
156 Ndis802_11PrivFilterAcceptAll,
157 Ndis802_11PrivFilter8021xWEP
158 } NDIS_802_11_PRIVACY_FILTER;
159
160 typedef UCHAR NDIS_802_11_RATES[NDIS_802_11_LENGTH_RATES];
161 typedef UCHAR NDIS_802_11_RATES_EX[NDIS_802_11_LENGTH_RATES_EX];
162
163 typedef struct NDIS_WLAN_BSSID_EX {
164 ULONG Length;
165 NDIS_802_11_MAC_ADDRESS MacAddress; /* BSSID */
166 UCHAR Reserved[2];
167 NDIS_802_11_SSID Ssid;
168 ULONG Privacy;
169 NDIS_802_11_RSSI Rssi;
170 NDIS_802_11_NETWORK_TYPE NetworkTypeInUse;
171 NDIS_802_11_CONFIGURATION Configuration;
172 NDIS_802_11_NETWORK_INFRASTRUCTURE InfrastructureMode;
173 NDIS_802_11_RATES_EX SupportedRates;
174 ULONG IELength;
175 UCHAR IEs[1];
176 } NDIS_WLAN_BSSID_EX;
177
178 typedef struct NDIS_802_11_BSSID_LIST_EX {
179 ULONG NumberOfItems;
180 NDIS_WLAN_BSSID_EX Bssid[1];
181 } NDIS_802_11_BSSID_LIST_EX;
182
183 typedef struct NDIS_802_11_FIXED_IEs {
184 UCHAR Timestamp[8];
185 USHORT BeaconInterval;
186 USHORT Capabilities;
187 } NDIS_802_11_FIXED_IEs;
188
189 typedef struct NDIS_802_11_WEP {
190 ULONG Length;
191 ULONG KeyIndex;
192 ULONG KeyLength;
193 UCHAR KeyMaterial[1];
194 } NDIS_802_11_WEP;
195
196 typedef ULONG NDIS_802_11_KEY_INDEX;
197 typedef ULONGLONG NDIS_802_11_KEY_RSC;
198
199 typedef struct NDIS_802_11_KEY {
200 ULONG Length;
201 ULONG KeyIndex;
202 ULONG KeyLength;
203 NDIS_802_11_MAC_ADDRESS BSSID;
204 NDIS_802_11_KEY_RSC KeyRSC;
205 UCHAR KeyMaterial[1];
206 } NDIS_802_11_KEY;
207
208 typedef struct NDIS_802_11_REMOVE_KEY {
209 ULONG Length;
210 ULONG KeyIndex;
211 NDIS_802_11_MAC_ADDRESS BSSID;
212 } NDIS_802_11_REMOVE_KEY;
213
214 typedef struct NDIS_802_11_AI_REQFI {
215 USHORT Capabilities;
216 USHORT ListenInterval;
217 NDIS_802_11_MAC_ADDRESS CurrentAPAddress;
218 } NDIS_802_11_AI_REQFI;
219
220 typedef struct NDIS_802_11_AI_RESFI {
221 USHORT Capabilities;
222 USHORT StatusCode;
223 USHORT AssociationId;
224 } NDIS_802_11_AI_RESFI;
225
226 typedef struct NDIS_802_11_ASSOCIATION_INFORMATION {
227 ULONG Length;
228 USHORT AvailableRequestFixedIEs;
229 NDIS_802_11_AI_REQFI RequestFixedIEs;
230 ULONG RequestIELength;
231 ULONG OffsetRequestIEs;
232 USHORT AvailableResponseFixedIEs;
233 NDIS_802_11_AI_RESFI ResponseFixedIEs;
234 ULONG ResponseIELength;
235 ULONG OffsetResponseIEs;
236 } NDIS_802_11_ASSOCIATION_INFORMATION;
237
238 typedef struct NDIS_802_11_AUTHENTICATION_ENCRYPTION {
239 NDIS_802_11_AUTHENTICATION_MODE AuthModeSupported;
240 NDIS_802_11_ENCRYPTION_STATUS EncryptStatusSupported;
241 } NDIS_802_11_AUTHENTICATION_ENCRYPTION;
242
243 typedef struct NDIS_802_11_CAPABILITY {
244 ULONG Length;
245 ULONG Version;
246 ULONG NoOfPMKIDs;
247 ULONG NoOfAuthEncryptPairsSupported;
248 NDIS_802_11_AUTHENTICATION_ENCRYPTION
249 AuthenticationEncryptionSupported[1];
250 } NDIS_802_11_CAPABILITY;
251
252 typedef UCHAR NDIS_802_11_PMKID_VALUE[16];
253
254 typedef struct BSSID_INFO {
255 NDIS_802_11_MAC_ADDRESS BSSID;
256 NDIS_802_11_PMKID_VALUE PMKID;
257 } BSSID_INFO;
258
259 typedef struct NDIS_802_11_PMKID {
260 ULONG Length;
261 ULONG BSSIDInfoCount;
262 BSSID_INFO BSSIDInfo[1];
263 } NDIS_802_11_PMKID;
264
265 typedef enum NDIS_802_11_STATUS_TYPE {
266 Ndis802_11StatusType_Authentication,
267 Ndis802_11StatusType_PMKID_CandidateList = 2,
268 Ndis802_11StatusTypeMax
269 } NDIS_802_11_STATUS_TYPE;
270
271 typedef struct NDIS_802_11_STATUS_INDICATION {
272 NDIS_802_11_STATUS_TYPE StatusType;
273 } NDIS_802_11_STATUS_INDICATION;
274
275 typedef struct PMKID_CANDIDATE {
276 NDIS_802_11_MAC_ADDRESS BSSID;
277 ULONG Flags;
278 } PMKID_CANDIDATE;
279
280 #define NDIS_802_11_PMKID_CANDIDATE_PREAUTH_ENABLED 0x01
281
282 typedef struct NDIS_802_11_PMKID_CANDIDATE_LIST {
283 ULONG Version;
284 ULONG NumCandidates;
285 PMKID_CANDIDATE CandidateList[1];
286 } NDIS_802_11_PMKID_CANDIDATE_LIST;
287
288 typedef struct NDIS_802_11_AUTHENTICATION_REQUEST {
289 ULONG Length;
290 NDIS_802_11_MAC_ADDRESS Bssid;
291 ULONG Flags;
292 } NDIS_802_11_AUTHENTICATION_REQUEST;
293
294 #define NDIS_802_11_AUTH_REQUEST_REAUTH 0x01
295 #define NDIS_802_11_AUTH_REQUEST_KEYUPDATE 0x02
296 #define NDIS_802_11_AUTH_REQUEST_PAIRWISE_ERROR 0x06
297 #define NDIS_802_11_AUTH_REQUEST_GROUP_ERROR 0x0E
298
299 #endif /* OID_802_11_BSSID */
300
301
302 #ifndef OID_802_11_PMKID
303 /* Platform SDK for XP did not include WPA2, so add needed definitions */
304
305 #define OID_802_11_CAPABILITY 0x0d010122
306 #define OID_802_11_PMKID 0x0d010123
307
308 #define Ndis802_11AuthModeWPA2 6
309 #define Ndis802_11AuthModeWPA2PSK 7
310
311 #define Ndis802_11StatusType_PMKID_CandidateList 2
312
313 typedef struct NDIS_802_11_AUTHENTICATION_ENCRYPTION {
314 NDIS_802_11_AUTHENTICATION_MODE AuthModeSupported;
315 NDIS_802_11_ENCRYPTION_STATUS EncryptStatusSupported;
316 } NDIS_802_11_AUTHENTICATION_ENCRYPTION;
317
318 typedef struct NDIS_802_11_CAPABILITY {
319 ULONG Length;
320 ULONG Version;
321 ULONG NoOfPMKIDs;
322 ULONG NoOfAuthEncryptPairsSupported;
323 NDIS_802_11_AUTHENTICATION_ENCRYPTION
324 AuthenticationEncryptionSupported[1];
325 } NDIS_802_11_CAPABILITY;
326
327 typedef UCHAR NDIS_802_11_PMKID_VALUE[16];
328
329 typedef struct BSSID_INFO {
330 NDIS_802_11_MAC_ADDRESS BSSID;
331 NDIS_802_11_PMKID_VALUE PMKID;
332 } BSSID_INFO;
333
334 typedef struct NDIS_802_11_PMKID {
335 ULONG Length;
336 ULONG BSSIDInfoCount;
337 BSSID_INFO BSSIDInfo[1];
338 } NDIS_802_11_PMKID;
339
340 typedef struct PMKID_CANDIDATE {
341 NDIS_802_11_MAC_ADDRESS BSSID;
342 ULONG Flags;
343 } PMKID_CANDIDATE;
344
345 #define NDIS_802_11_PMKID_CANDIDATE_PREAUTH_ENABLED 0x01
346
347 typedef struct NDIS_802_11_PMKID_CANDIDATE_LIST {
348 ULONG Version;
349 ULONG NumCandidates;
350 PMKID_CANDIDATE CandidateList[1];
351 } NDIS_802_11_PMKID_CANDIDATE_LIST;
352
353 #endif /* OID_802_11_CAPABILITY */
354
355
356 #ifndef OID_DOT11_CURRENT_OPERATION_MODE
357 /* Native 802.11 OIDs */
358 #define OID_DOT11_NDIS_START 0x0D010300
359 #define OID_DOT11_CURRENT_OPERATION_MODE (OID_DOT11_NDIS_START + 8)
360 #define OID_DOT11_SCAN_REQUEST (OID_DOT11_NDIS_START + 11)
361
362 typedef enum _DOT11_BSS_TYPE {
363 dot11_BSS_type_infrastructure = 1,
364 dot11_BSS_type_independent = 2,
365 dot11_BSS_type_any = 3
366 } DOT11_BSS_TYPE, * PDOT11_BSS_TYPE;
367
368 typedef UCHAR DOT11_MAC_ADDRESS[6];
369 typedef DOT11_MAC_ADDRESS * PDOT11_MAC_ADDRESS;
370
371 typedef enum _DOT11_SCAN_TYPE {
372 dot11_scan_type_active = 1,
373 dot11_scan_type_passive = 2,
374 dot11_scan_type_auto = 3,
375 dot11_scan_type_forced = 0x80000000
376 } DOT11_SCAN_TYPE, * PDOT11_SCAN_TYPE;
377
378 typedef struct _DOT11_SCAN_REQUEST_V2 {
379 DOT11_BSS_TYPE dot11BSSType;
380 DOT11_MAC_ADDRESS dot11BSSID;
381 DOT11_SCAN_TYPE dot11ScanType;
382 BOOLEAN bRestrictedScan;
383 ULONG udot11SSIDsOffset;
384 ULONG uNumOfdot11SSIDs;
385 BOOLEAN bUseRequestIE;
386 ULONG uRequestIDsOffset;
387 ULONG uNumOfRequestIDs;
388 ULONG uPhyTypeInfosOffset;
389 ULONG uNumOfPhyTypeInfos;
390 ULONG uIEsOffset;
391 ULONG uIEsLength;
392 UCHAR ucBuffer[1];
393 } DOT11_SCAN_REQUEST_V2, * PDOT11_SCAN_REQUEST_V2;
394
395 #endif /* OID_DOT11_CURRENT_OPERATION_MODE */
396
397 #ifdef CONFIG_USE_NDISUIO
398 #ifndef _WIN32_WCE
399 #ifdef __MINGW32_VERSION
400 typedef ULONG NDIS_OID;
401 #endif /* __MINGW32_VERSION */
402 /* from nuiouser.h */
403 #define FSCTL_NDISUIO_BASE FILE_DEVICE_NETWORK
404
405 #define _NDISUIO_CTL_CODE(_Function, _Method, _Access) \
406 CTL_CODE(FSCTL_NDISUIO_BASE, _Function, _Method, _Access)
407
408 #define IOCTL_NDISUIO_OPEN_DEVICE \
409 _NDISUIO_CTL_CODE(0x200, METHOD_BUFFERED, \
410 FILE_READ_ACCESS | FILE_WRITE_ACCESS)
411
412 #define IOCTL_NDISUIO_QUERY_OID_VALUE \
413 _NDISUIO_CTL_CODE(0x201, METHOD_BUFFERED, \
414 FILE_READ_ACCESS | FILE_WRITE_ACCESS)
415
416 #define IOCTL_NDISUIO_SET_OID_VALUE \
417 _NDISUIO_CTL_CODE(0x205, METHOD_BUFFERED, \
418 FILE_READ_ACCESS | FILE_WRITE_ACCESS)
419
420 #define IOCTL_NDISUIO_SET_ETHER_TYPE \
421 _NDISUIO_CTL_CODE(0x202, METHOD_BUFFERED, \
422 FILE_READ_ACCESS | FILE_WRITE_ACCESS)
423
424 #define IOCTL_NDISUIO_QUERY_BINDING \
425 _NDISUIO_CTL_CODE(0x203, METHOD_BUFFERED, \
426 FILE_READ_ACCESS | FILE_WRITE_ACCESS)
427
428 #define IOCTL_NDISUIO_BIND_WAIT \
429 _NDISUIO_CTL_CODE(0x204, METHOD_BUFFERED, \
430 FILE_READ_ACCESS | FILE_WRITE_ACCESS)
431
432 typedef struct _NDISUIO_QUERY_OID
433 {
434 NDIS_OID Oid;
435 UCHAR Data[sizeof(ULONG)];
436 } NDISUIO_QUERY_OID, *PNDISUIO_QUERY_OID;
437
438 typedef struct _NDISUIO_SET_OID
439 {
440 NDIS_OID Oid;
441 UCHAR Data[sizeof(ULONG)];
442 } NDISUIO_SET_OID, *PNDISUIO_SET_OID;
443
444 typedef struct _NDISUIO_QUERY_BINDING
445 {
446 ULONG BindingIndex;
447 ULONG DeviceNameOffset;
448 ULONG DeviceNameLength;
449 ULONG DeviceDescrOffset;
450 ULONG DeviceDescrLength;
451 } NDISUIO_QUERY_BINDING, *PNDISUIO_QUERY_BINDING;
452 #endif /* _WIN32_WCE */
453 #endif /* CONFIG_USE_NDISUIO */
454
455
ndis_get_oid(struct wpa_driver_ndis_data * drv,unsigned int oid,char * data,size_t len)456 static int ndis_get_oid(struct wpa_driver_ndis_data *drv, unsigned int oid,
457 char *data, size_t len)
458 {
459 #ifdef CONFIG_USE_NDISUIO
460 NDISUIO_QUERY_OID *o;
461 size_t buflen = sizeof(*o) + len;
462 DWORD written;
463 int ret;
464 size_t hdrlen;
465
466 o = os_zalloc(buflen);
467 if (o == NULL)
468 return -1;
469 o->Oid = oid;
470 #ifdef _WIN32_WCE
471 o->ptcDeviceName = drv->adapter_name;
472 #endif /* _WIN32_WCE */
473 if (!DeviceIoControl(drv->ndisuio, IOCTL_NDISUIO_QUERY_OID_VALUE,
474 o, sizeof(NDISUIO_QUERY_OID), o, buflen, &written,
475 NULL)) {
476 wpa_printf(MSG_DEBUG, "NDIS: IOCTL_NDISUIO_QUERY_OID_VALUE "
477 "failed (oid=%08x): %d", oid, (int) GetLastError());
478 os_free(o);
479 return -1;
480 }
481 hdrlen = sizeof(NDISUIO_QUERY_OID) - sizeof(o->Data);
482 if (written < hdrlen) {
483 wpa_printf(MSG_DEBUG, "NDIS: query oid=%08x written (%d); "
484 "too short", oid, (unsigned int) written);
485 os_free(o);
486 return -1;
487 }
488 written -= hdrlen;
489 if (written > len) {
490 wpa_printf(MSG_DEBUG, "NDIS: query oid=%08x written (%d) > "
491 "len (%d)",oid, (unsigned int) written, len);
492 os_free(o);
493 return -1;
494 }
495 os_memcpy(data, o->Data, written);
496 ret = written;
497 os_free(o);
498 return ret;
499 #else /* CONFIG_USE_NDISUIO */
500 char *buf;
501 PACKET_OID_DATA *o;
502 int ret;
503
504 buf = os_zalloc(sizeof(*o) + len);
505 if (buf == NULL)
506 return -1;
507 o = (PACKET_OID_DATA *) buf;
508 o->Oid = oid;
509 o->Length = len;
510
511 if (!PacketRequest(drv->adapter, FALSE, o)) {
512 wpa_printf(MSG_DEBUG, "%s: oid=0x%x len (%d) failed",
513 __func__, oid, len);
514 os_free(buf);
515 return -1;
516 }
517 if (o->Length > len) {
518 wpa_printf(MSG_DEBUG, "%s: oid=0x%x Length (%d) > len (%d)",
519 __func__, oid, (unsigned int) o->Length, len);
520 os_free(buf);
521 return -1;
522 }
523 os_memcpy(data, o->Data, o->Length);
524 ret = o->Length;
525 os_free(buf);
526 return ret;
527 #endif /* CONFIG_USE_NDISUIO */
528 }
529
530
ndis_set_oid(struct wpa_driver_ndis_data * drv,unsigned int oid,const char * data,size_t len)531 static int ndis_set_oid(struct wpa_driver_ndis_data *drv, unsigned int oid,
532 const char *data, size_t len)
533 {
534 #ifdef CONFIG_USE_NDISUIO
535 NDISUIO_SET_OID *o;
536 size_t buflen, reallen;
537 DWORD written;
538 char txt[50];
539
540 os_snprintf(txt, sizeof(txt), "NDIS: Set OID %08x", oid);
541 wpa_hexdump_key(MSG_MSGDUMP, txt, (const u8 *) data, len);
542
543 buflen = sizeof(*o) + len;
544 reallen = buflen - sizeof(o->Data);
545 o = os_zalloc(buflen);
546 if (o == NULL)
547 return -1;
548 o->Oid = oid;
549 #ifdef _WIN32_WCE
550 o->ptcDeviceName = drv->adapter_name;
551 #endif /* _WIN32_WCE */
552 if (data)
553 os_memcpy(o->Data, data, len);
554 if (!DeviceIoControl(drv->ndisuio, IOCTL_NDISUIO_SET_OID_VALUE,
555 o, reallen, NULL, 0, &written, NULL)) {
556 wpa_printf(MSG_DEBUG, "NDIS: IOCTL_NDISUIO_SET_OID_VALUE "
557 "(oid=%08x) failed: %d", oid, (int) GetLastError());
558 os_free(o);
559 return -1;
560 }
561 os_free(o);
562 return 0;
563 #else /* CONFIG_USE_NDISUIO */
564 char *buf;
565 PACKET_OID_DATA *o;
566 char txt[50];
567
568 os_snprintf(txt, sizeof(txt), "NDIS: Set OID %08x", oid);
569 wpa_hexdump_key(MSG_MSGDUMP, txt, (const u8 *) data, len);
570
571 buf = os_zalloc(sizeof(*o) + len);
572 if (buf == NULL)
573 return -1;
574 o = (PACKET_OID_DATA *) buf;
575 o->Oid = oid;
576 o->Length = len;
577 if (data)
578 os_memcpy(o->Data, data, len);
579
580 if (!PacketRequest(drv->adapter, TRUE, o)) {
581 wpa_printf(MSG_DEBUG, "%s: oid=0x%x len (%d) failed",
582 __func__, oid, len);
583 os_free(buf);
584 return -1;
585 }
586 os_free(buf);
587 return 0;
588 #endif /* CONFIG_USE_NDISUIO */
589 }
590
591
ndis_set_auth_mode(struct wpa_driver_ndis_data * drv,int mode)592 static int ndis_set_auth_mode(struct wpa_driver_ndis_data *drv, int mode)
593 {
594 u32 auth_mode = mode;
595 if (ndis_set_oid(drv, OID_802_11_AUTHENTICATION_MODE,
596 (char *) &auth_mode, sizeof(auth_mode)) < 0) {
597 wpa_printf(MSG_DEBUG, "NDIS: Failed to set "
598 "OID_802_11_AUTHENTICATION_MODE (%d)",
599 (int) auth_mode);
600 return -1;
601 }
602 return 0;
603 }
604
605
ndis_get_auth_mode(struct wpa_driver_ndis_data * drv)606 static int ndis_get_auth_mode(struct wpa_driver_ndis_data *drv)
607 {
608 u32 auth_mode;
609 int res;
610 res = ndis_get_oid(drv, OID_802_11_AUTHENTICATION_MODE,
611 (char *) &auth_mode, sizeof(auth_mode));
612 if (res != sizeof(auth_mode)) {
613 wpa_printf(MSG_DEBUG, "NDIS: Failed to get "
614 "OID_802_11_AUTHENTICATION_MODE");
615 return -1;
616 }
617 return auth_mode;
618 }
619
620
ndis_set_encr_status(struct wpa_driver_ndis_data * drv,int encr)621 static int ndis_set_encr_status(struct wpa_driver_ndis_data *drv, int encr)
622 {
623 u32 encr_status = encr;
624 if (ndis_set_oid(drv, OID_802_11_ENCRYPTION_STATUS,
625 (char *) &encr_status, sizeof(encr_status)) < 0) {
626 wpa_printf(MSG_DEBUG, "NDIS: Failed to set "
627 "OID_802_11_ENCRYPTION_STATUS (%d)", encr);
628 return -1;
629 }
630 return 0;
631 }
632
633
ndis_get_encr_status(struct wpa_driver_ndis_data * drv)634 static int ndis_get_encr_status(struct wpa_driver_ndis_data *drv)
635 {
636 u32 encr;
637 int res;
638 res = ndis_get_oid(drv, OID_802_11_ENCRYPTION_STATUS,
639 (char *) &encr, sizeof(encr));
640 if (res != sizeof(encr)) {
641 wpa_printf(MSG_DEBUG, "NDIS: Failed to get "
642 "OID_802_11_ENCRYPTION_STATUS");
643 return -1;
644 }
645 return encr;
646 }
647
648
wpa_driver_ndis_get_bssid(void * priv,u8 * bssid)649 static int wpa_driver_ndis_get_bssid(void *priv, u8 *bssid)
650 {
651 struct wpa_driver_ndis_data *drv = priv;
652
653 if (drv->wired) {
654 /*
655 * Report PAE group address as the "BSSID" for wired
656 * connection.
657 */
658 os_memcpy(bssid, pae_group_addr, ETH_ALEN);
659 return 0;
660 }
661
662 return ndis_get_oid(drv, OID_802_11_BSSID, (char *) bssid, ETH_ALEN) <
663 0 ? -1 : 0;
664 }
665
666
wpa_driver_ndis_get_ssid(void * priv,u8 * ssid)667 static int wpa_driver_ndis_get_ssid(void *priv, u8 *ssid)
668 {
669 struct wpa_driver_ndis_data *drv = priv;
670 NDIS_802_11_SSID buf;
671 int res;
672
673 res = ndis_get_oid(drv, OID_802_11_SSID, (char *) &buf, sizeof(buf));
674 if (res < 4) {
675 wpa_printf(MSG_DEBUG, "NDIS: Failed to get SSID");
676 if (drv->wired) {
677 wpa_printf(MSG_DEBUG, "NDIS: Allow get_ssid failure "
678 "with a wired interface");
679 return 0;
680 }
681 return -1;
682 }
683 os_memcpy(ssid, buf.Ssid, buf.SsidLength);
684 return buf.SsidLength;
685 }
686
687
wpa_driver_ndis_set_ssid(struct wpa_driver_ndis_data * drv,const u8 * ssid,size_t ssid_len)688 static int wpa_driver_ndis_set_ssid(struct wpa_driver_ndis_data *drv,
689 const u8 *ssid, size_t ssid_len)
690 {
691 NDIS_802_11_SSID buf;
692
693 os_memset(&buf, 0, sizeof(buf));
694 buf.SsidLength = ssid_len;
695 os_memcpy(buf.Ssid, ssid, ssid_len);
696 /*
697 * Make sure radio is marked enabled here so that scan request will not
698 * force SSID to be changed to a random one in order to enable radio at
699 * that point.
700 */
701 drv->radio_enabled = 1;
702 return ndis_set_oid(drv, OID_802_11_SSID, (char *) &buf, sizeof(buf));
703 }
704
705
706 /* Disconnect using OID_802_11_DISASSOCIATE. This will also turn the radio off.
707 */
wpa_driver_ndis_radio_off(struct wpa_driver_ndis_data * drv)708 static int wpa_driver_ndis_radio_off(struct wpa_driver_ndis_data *drv)
709 {
710 drv->radio_enabled = 0;
711 return ndis_set_oid(drv, OID_802_11_DISASSOCIATE, " ", 4);
712 }
713
714
715 /* Disconnect by setting SSID to random (i.e., likely not used). */
wpa_driver_ndis_disconnect(struct wpa_driver_ndis_data * drv)716 static int wpa_driver_ndis_disconnect(struct wpa_driver_ndis_data *drv)
717 {
718 char ssid[32];
719 int i;
720 for (i = 0; i < 32; i++)
721 ssid[i] = rand() & 0xff;
722 return wpa_driver_ndis_set_ssid(drv, (u8 *) ssid, 32);
723 }
724
725
wpa_driver_ndis_deauthenticate(void * priv,const u8 * addr,int reason_code)726 static int wpa_driver_ndis_deauthenticate(void *priv, const u8 *addr,
727 int reason_code)
728 {
729 struct wpa_driver_ndis_data *drv = priv;
730 return wpa_driver_ndis_disconnect(drv);
731 }
732
733
wpa_driver_ndis_disassociate(void * priv,const u8 * addr,int reason_code)734 static int wpa_driver_ndis_disassociate(void *priv, const u8 *addr,
735 int reason_code)
736 {
737 struct wpa_driver_ndis_data *drv = priv;
738 return wpa_driver_ndis_disconnect(drv);
739 }
740
741
wpa_driver_ndis_scan_timeout(void * eloop_ctx,void * timeout_ctx)742 static void wpa_driver_ndis_scan_timeout(void *eloop_ctx, void *timeout_ctx)
743 {
744 wpa_printf(MSG_DEBUG, "Scan timeout - try to get results");
745 wpa_supplicant_event(timeout_ctx, EVENT_SCAN_RESULTS, NULL);
746 }
747
748
wpa_driver_ndis_scan_native80211(struct wpa_driver_ndis_data * drv,struct wpa_driver_scan_params * params)749 static int wpa_driver_ndis_scan_native80211(
750 struct wpa_driver_ndis_data *drv,
751 struct wpa_driver_scan_params *params)
752 {
753 DOT11_SCAN_REQUEST_V2 req;
754 int res;
755
756 os_memset(&req, 0, sizeof(req));
757 req.dot11BSSType = dot11_BSS_type_any;
758 os_memset(req.dot11BSSID, 0xff, ETH_ALEN);
759 req.dot11ScanType = dot11_scan_type_auto;
760 res = ndis_set_oid(drv, OID_DOT11_SCAN_REQUEST, (char *) &req,
761 sizeof(req));
762 eloop_cancel_timeout(wpa_driver_ndis_scan_timeout, drv, drv->ctx);
763 eloop_register_timeout(7, 0, wpa_driver_ndis_scan_timeout, drv,
764 drv->ctx);
765 return res;
766 }
767
768
wpa_driver_ndis_scan(void * priv,struct wpa_driver_scan_params * params)769 static int wpa_driver_ndis_scan(void *priv,
770 struct wpa_driver_scan_params *params)
771 {
772 struct wpa_driver_ndis_data *drv = priv;
773 int res;
774
775 if (drv->native80211)
776 return wpa_driver_ndis_scan_native80211(drv, params);
777
778 if (!drv->radio_enabled) {
779 wpa_printf(MSG_DEBUG, "NDIS: turning radio on before the first"
780 " scan");
781 if (wpa_driver_ndis_disconnect(drv) < 0) {
782 wpa_printf(MSG_DEBUG, "NDIS: failed to enable radio");
783 }
784 drv->radio_enabled = 1;
785 }
786
787 res = ndis_set_oid(drv, OID_802_11_BSSID_LIST_SCAN, " ", 4);
788 eloop_cancel_timeout(wpa_driver_ndis_scan_timeout, drv, drv->ctx);
789 eloop_register_timeout(7, 0, wpa_driver_ndis_scan_timeout, drv,
790 drv->ctx);
791 return res;
792 }
793
794
wpa_scan_get_ie(const struct wpa_scan_res * res,u8 ie)795 static const u8 * wpa_scan_get_ie(const struct wpa_scan_res *res, u8 ie)
796 {
797 const u8 *end, *pos;
798
799 pos = (const u8 *) (res + 1);
800 end = pos + res->ie_len;
801
802 while (pos + 1 < end) {
803 if (pos + 2 + pos[1] > end)
804 break;
805 if (pos[0] == ie)
806 return pos;
807 pos += 2 + pos[1];
808 }
809
810 return NULL;
811 }
812
813
wpa_driver_ndis_add_scan_ssid(struct wpa_scan_res * r,NDIS_802_11_SSID * ssid)814 static struct wpa_scan_res * wpa_driver_ndis_add_scan_ssid(
815 struct wpa_scan_res *r, NDIS_802_11_SSID *ssid)
816 {
817 struct wpa_scan_res *nr;
818 u8 *pos;
819
820 if (wpa_scan_get_ie(r, WLAN_EID_SSID))
821 return r; /* SSID IE already present */
822
823 if (ssid->SsidLength == 0 || ssid->SsidLength > 32)
824 return r; /* No valid SSID inside scan data */
825
826 nr = os_realloc(r, sizeof(*r) + r->ie_len + 2 + ssid->SsidLength);
827 if (nr == NULL)
828 return r;
829
830 pos = ((u8 *) (nr + 1)) + nr->ie_len;
831 *pos++ = WLAN_EID_SSID;
832 *pos++ = ssid->SsidLength;
833 os_memcpy(pos, ssid->Ssid, ssid->SsidLength);
834 nr->ie_len += 2 + ssid->SsidLength;
835
836 return nr;
837 }
838
839
wpa_driver_ndis_get_scan_results(void * priv)840 static struct wpa_scan_results * wpa_driver_ndis_get_scan_results(void *priv)
841 {
842 struct wpa_driver_ndis_data *drv = priv;
843 NDIS_802_11_BSSID_LIST_EX *b;
844 size_t blen, count, i;
845 int len;
846 char *pos;
847 struct wpa_scan_results *results;
848 struct wpa_scan_res *r;
849
850 blen = 65535;
851 b = os_zalloc(blen);
852 if (b == NULL)
853 return NULL;
854 len = ndis_get_oid(drv, OID_802_11_BSSID_LIST, (char *) b, blen);
855 if (len < 0) {
856 wpa_printf(MSG_DEBUG, "NDIS: failed to get scan results");
857 os_free(b);
858 return NULL;
859 }
860 count = b->NumberOfItems;
861
862 results = os_zalloc(sizeof(*results));
863 if (results == NULL) {
864 os_free(b);
865 return NULL;
866 }
867 results->res = os_zalloc(count * sizeof(struct wpa_scan_res *));
868 if (results->res == NULL) {
869 os_free(results);
870 os_free(b);
871 return NULL;
872 }
873
874 pos = (char *) &b->Bssid[0];
875 for (i = 0; i < count; i++) {
876 NDIS_WLAN_BSSID_EX *bss = (NDIS_WLAN_BSSID_EX *) pos;
877 NDIS_802_11_FIXED_IEs *fixed;
878
879 if (bss->IELength < sizeof(NDIS_802_11_FIXED_IEs)) {
880 wpa_printf(MSG_DEBUG, "NDIS: too small IELength=%d",
881 (int) bss->IELength);
882 break;
883 }
884 if (((char *) bss->IEs) + bss->IELength > (char *) b + blen) {
885 /*
886 * Some NDIS drivers have been reported to include an
887 * entry with an invalid IELength in scan results and
888 * this has crashed wpa_supplicant, so validate the
889 * returned value before using it.
890 */
891 wpa_printf(MSG_DEBUG, "NDIS: skipped invalid scan "
892 "result IE (BSSID=" MACSTR ") IELength=%d",
893 MAC2STR(bss->MacAddress),
894 (int) bss->IELength);
895 break;
896 }
897
898 r = os_zalloc(sizeof(*r) + bss->IELength -
899 sizeof(NDIS_802_11_FIXED_IEs));
900 if (r == NULL)
901 break;
902
903 os_memcpy(r->bssid, bss->MacAddress, ETH_ALEN);
904 r->level = (int) bss->Rssi;
905 r->freq = bss->Configuration.DSConfig / 1000;
906 fixed = (NDIS_802_11_FIXED_IEs *) bss->IEs;
907 r->beacon_int = WPA_GET_LE16((u8 *) &fixed->BeaconInterval);
908 r->caps = WPA_GET_LE16((u8 *) &fixed->Capabilities);
909 r->tsf = WPA_GET_LE64(fixed->Timestamp);
910 os_memcpy(r + 1, bss->IEs + sizeof(NDIS_802_11_FIXED_IEs),
911 bss->IELength - sizeof(NDIS_802_11_FIXED_IEs));
912 r->ie_len = bss->IELength - sizeof(NDIS_802_11_FIXED_IEs);
913 r = wpa_driver_ndis_add_scan_ssid(r, &bss->Ssid);
914
915 results->res[results->num++] = r;
916
917 pos += bss->Length;
918 if (pos > (char *) b + blen)
919 break;
920 }
921
922 os_free(b);
923
924 return results;
925 }
926
927
wpa_driver_ndis_remove_key(struct wpa_driver_ndis_data * drv,int key_idx,const u8 * addr,const u8 * bssid,int pairwise)928 static int wpa_driver_ndis_remove_key(struct wpa_driver_ndis_data *drv,
929 int key_idx, const u8 *addr,
930 const u8 *bssid, int pairwise)
931 {
932 NDIS_802_11_REMOVE_KEY rkey;
933 NDIS_802_11_KEY_INDEX index;
934 int res, res2;
935
936 os_memset(&rkey, 0, sizeof(rkey));
937
938 rkey.Length = sizeof(rkey);
939 rkey.KeyIndex = key_idx;
940 if (pairwise)
941 rkey.KeyIndex |= 1 << 30;
942 os_memcpy(rkey.BSSID, bssid, ETH_ALEN);
943
944 res = ndis_set_oid(drv, OID_802_11_REMOVE_KEY, (char *) &rkey,
945 sizeof(rkey));
946 if (!pairwise) {
947 index = key_idx;
948 res2 = ndis_set_oid(drv, OID_802_11_REMOVE_WEP,
949 (char *) &index, sizeof(index));
950 } else
951 res2 = 0;
952
953 if (res < 0 && res2 < 0)
954 return -1;
955 return 0;
956 }
957
958
wpa_driver_ndis_add_wep(struct wpa_driver_ndis_data * drv,int pairwise,int key_idx,int set_tx,const u8 * key,size_t key_len)959 static int wpa_driver_ndis_add_wep(struct wpa_driver_ndis_data *drv,
960 int pairwise, int key_idx, int set_tx,
961 const u8 *key, size_t key_len)
962 {
963 NDIS_802_11_WEP *wep;
964 size_t len;
965 int res;
966
967 len = 12 + key_len;
968 wep = os_zalloc(len);
969 if (wep == NULL)
970 return -1;
971 wep->Length = len;
972 wep->KeyIndex = key_idx;
973 if (set_tx)
974 wep->KeyIndex |= 1 << 31;
975 #if 0 /* Setting bit30 does not seem to work with some NDIS drivers */
976 if (pairwise)
977 wep->KeyIndex |= 1 << 30;
978 #endif
979 wep->KeyLength = key_len;
980 os_memcpy(wep->KeyMaterial, key, key_len);
981
982 wpa_hexdump_key(MSG_MSGDUMP, "NDIS: OID_802_11_ADD_WEP",
983 (u8 *) wep, len);
984 res = ndis_set_oid(drv, OID_802_11_ADD_WEP, (char *) wep, len);
985
986 os_free(wep);
987
988 return res;
989 }
990
991
wpa_driver_ndis_set_key(const char * ifname,void * priv,enum wpa_alg alg,const u8 * addr,int key_idx,int set_tx,const u8 * seq,size_t seq_len,const u8 * key,size_t key_len)992 static int wpa_driver_ndis_set_key(const char *ifname, void *priv,
993 enum wpa_alg alg, const u8 *addr,
994 int key_idx, int set_tx,
995 const u8 *seq, size_t seq_len,
996 const u8 *key, size_t key_len)
997 {
998 struct wpa_driver_ndis_data *drv = priv;
999 size_t len, i;
1000 NDIS_802_11_KEY *nkey;
1001 int res, pairwise;
1002 u8 bssid[ETH_ALEN];
1003
1004 if (addr == NULL || is_broadcast_ether_addr(addr)) {
1005 /* Group Key */
1006 pairwise = 0;
1007 if (wpa_driver_ndis_get_bssid(drv, bssid) < 0)
1008 os_memset(bssid, 0xff, ETH_ALEN);
1009 } else {
1010 /* Pairwise Key */
1011 pairwise = 1;
1012 os_memcpy(bssid, addr, ETH_ALEN);
1013 }
1014
1015 if (alg == WPA_ALG_NONE || key_len == 0) {
1016 return wpa_driver_ndis_remove_key(drv, key_idx, addr, bssid,
1017 pairwise);
1018 }
1019
1020 if (alg == WPA_ALG_WEP) {
1021 return wpa_driver_ndis_add_wep(drv, pairwise, key_idx, set_tx,
1022 key, key_len);
1023 }
1024
1025 len = 12 + 6 + 6 + 8 + key_len;
1026
1027 nkey = os_zalloc(len);
1028 if (nkey == NULL)
1029 return -1;
1030
1031 nkey->Length = len;
1032 nkey->KeyIndex = key_idx;
1033 if (set_tx)
1034 nkey->KeyIndex |= 1 << 31;
1035 if (pairwise)
1036 nkey->KeyIndex |= 1 << 30;
1037 if (seq && seq_len)
1038 nkey->KeyIndex |= 1 << 29;
1039 nkey->KeyLength = key_len;
1040 os_memcpy(nkey->BSSID, bssid, ETH_ALEN);
1041 if (seq && seq_len) {
1042 for (i = 0; i < seq_len; i++)
1043 nkey->KeyRSC |= (ULONGLONG) seq[i] << (i * 8);
1044 }
1045 if (alg == WPA_ALG_TKIP && key_len == 32) {
1046 os_memcpy(nkey->KeyMaterial, key, 16);
1047 os_memcpy(nkey->KeyMaterial + 16, key + 24, 8);
1048 os_memcpy(nkey->KeyMaterial + 24, key + 16, 8);
1049 } else {
1050 os_memcpy(nkey->KeyMaterial, key, key_len);
1051 }
1052
1053 wpa_hexdump_key(MSG_MSGDUMP, "NDIS: OID_802_11_ADD_KEY",
1054 (u8 *) nkey, len);
1055 res = ndis_set_oid(drv, OID_802_11_ADD_KEY, (char *) nkey, len);
1056 os_free(nkey);
1057
1058 return res;
1059 }
1060
1061
1062 static int
wpa_driver_ndis_associate(void * priv,struct wpa_driver_associate_params * params)1063 wpa_driver_ndis_associate(void *priv,
1064 struct wpa_driver_associate_params *params)
1065 {
1066 struct wpa_driver_ndis_data *drv = priv;
1067 u32 auth_mode, encr, priv_mode, mode;
1068 u8 bcast[ETH_ALEN] = { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff };
1069
1070 drv->mode = params->mode;
1071
1072 /* Note: Setting OID_802_11_INFRASTRUCTURE_MODE clears current keys,
1073 * so static WEP keys needs to be set again after this. */
1074 if (params->mode == IEEE80211_MODE_IBSS) {
1075 mode = Ndis802_11IBSS;
1076 /* Need to make sure that BSSID polling is enabled for
1077 * IBSS mode. */
1078 eloop_cancel_timeout(wpa_driver_ndis_poll_timeout, drv, NULL);
1079 eloop_register_timeout(1, 0, wpa_driver_ndis_poll_timeout,
1080 drv, NULL);
1081 } else
1082 mode = Ndis802_11Infrastructure;
1083 if (ndis_set_oid(drv, OID_802_11_INFRASTRUCTURE_MODE,
1084 (char *) &mode, sizeof(mode)) < 0) {
1085 wpa_printf(MSG_DEBUG, "NDIS: Failed to set "
1086 "OID_802_11_INFRASTRUCTURE_MODE (%d)",
1087 (int) mode);
1088 /* Try to continue anyway */
1089 }
1090
1091 if (params->key_mgmt_suite == KEY_MGMT_NONE ||
1092 params->key_mgmt_suite == KEY_MGMT_802_1X_NO_WPA) {
1093 /* Re-set WEP keys if static WEP configuration is used. */
1094 int i;
1095 for (i = 0; i < 4; i++) {
1096 if (!params->wep_key[i])
1097 continue;
1098 wpa_printf(MSG_DEBUG, "NDIS: Re-setting static WEP "
1099 "key %d", i);
1100 wpa_driver_ndis_set_key(drv->ifname, drv, WPA_ALG_WEP,
1101 bcast, i,
1102 i == params->wep_tx_keyidx,
1103 NULL, 0, params->wep_key[i],
1104 params->wep_key_len[i]);
1105 }
1106 }
1107
1108 if (params->wpa_ie == NULL || params->wpa_ie_len == 0) {
1109 if (params->auth_alg & WPA_AUTH_ALG_SHARED) {
1110 if (params->auth_alg & WPA_AUTH_ALG_OPEN)
1111 auth_mode = Ndis802_11AuthModeAutoSwitch;
1112 else
1113 auth_mode = Ndis802_11AuthModeShared;
1114 } else
1115 auth_mode = Ndis802_11AuthModeOpen;
1116 priv_mode = Ndis802_11PrivFilterAcceptAll;
1117 } else if (params->wpa_ie[0] == WLAN_EID_RSN) {
1118 priv_mode = Ndis802_11PrivFilter8021xWEP;
1119 if (params->key_mgmt_suite == KEY_MGMT_PSK)
1120 auth_mode = Ndis802_11AuthModeWPA2PSK;
1121 else
1122 auth_mode = Ndis802_11AuthModeWPA2;
1123 #ifdef CONFIG_WPS
1124 } else if (params->key_mgmt_suite == KEY_MGMT_WPS) {
1125 auth_mode = Ndis802_11AuthModeOpen;
1126 priv_mode = Ndis802_11PrivFilterAcceptAll;
1127 if (params->wps == WPS_MODE_PRIVACY) {
1128 u8 dummy_key[5] = { 0x11, 0x22, 0x33, 0x44, 0x55 };
1129 /*
1130 * Some NDIS drivers refuse to associate in open mode
1131 * configuration due to Privacy field mismatch, so use
1132 * a workaround to make the configuration look like
1133 * matching one for WPS provisioning.
1134 */
1135 wpa_printf(MSG_DEBUG, "NDIS: Set dummy WEP key as a "
1136 "workaround to allow driver to associate "
1137 "for WPS");
1138 wpa_driver_ndis_set_key(drv->ifname, drv, WPA_ALG_WEP,
1139 bcast, 0, 1,
1140 NULL, 0, dummy_key,
1141 sizeof(dummy_key));
1142 }
1143 #endif /* CONFIG_WPS */
1144 } else {
1145 priv_mode = Ndis802_11PrivFilter8021xWEP;
1146 if (params->key_mgmt_suite == KEY_MGMT_WPA_NONE)
1147 auth_mode = Ndis802_11AuthModeWPANone;
1148 else if (params->key_mgmt_suite == KEY_MGMT_PSK)
1149 auth_mode = Ndis802_11AuthModeWPAPSK;
1150 else
1151 auth_mode = Ndis802_11AuthModeWPA;
1152 }
1153
1154 switch (params->pairwise_suite) {
1155 case CIPHER_CCMP:
1156 encr = Ndis802_11Encryption3Enabled;
1157 break;
1158 case CIPHER_TKIP:
1159 encr = Ndis802_11Encryption2Enabled;
1160 break;
1161 case CIPHER_WEP40:
1162 case CIPHER_WEP104:
1163 encr = Ndis802_11Encryption1Enabled;
1164 break;
1165 case CIPHER_NONE:
1166 #ifdef CONFIG_WPS
1167 if (params->wps == WPS_MODE_PRIVACY) {
1168 encr = Ndis802_11Encryption1Enabled;
1169 break;
1170 }
1171 #endif /* CONFIG_WPS */
1172 if (params->group_suite == CIPHER_CCMP)
1173 encr = Ndis802_11Encryption3Enabled;
1174 else if (params->group_suite == CIPHER_TKIP)
1175 encr = Ndis802_11Encryption2Enabled;
1176 else
1177 encr = Ndis802_11EncryptionDisabled;
1178 break;
1179 default:
1180 #ifdef CONFIG_WPS
1181 if (params->wps == WPS_MODE_PRIVACY) {
1182 encr = Ndis802_11Encryption1Enabled;
1183 break;
1184 }
1185 #endif /* CONFIG_WPS */
1186 encr = Ndis802_11EncryptionDisabled;
1187 break;
1188 };
1189
1190 if (ndis_set_oid(drv, OID_802_11_PRIVACY_FILTER,
1191 (char *) &priv_mode, sizeof(priv_mode)) < 0) {
1192 wpa_printf(MSG_DEBUG, "NDIS: Failed to set "
1193 "OID_802_11_PRIVACY_FILTER (%d)",
1194 (int) priv_mode);
1195 /* Try to continue anyway */
1196 }
1197
1198 ndis_set_auth_mode(drv, auth_mode);
1199 ndis_set_encr_status(drv, encr);
1200
1201 if (params->bssid) {
1202 ndis_set_oid(drv, OID_802_11_BSSID, (char *) params->bssid,
1203 ETH_ALEN);
1204 drv->oid_bssid_set = 1;
1205 } else if (drv->oid_bssid_set) {
1206 ndis_set_oid(drv, OID_802_11_BSSID, "\xff\xff\xff\xff\xff\xff",
1207 ETH_ALEN);
1208 drv->oid_bssid_set = 0;
1209 }
1210
1211 return wpa_driver_ndis_set_ssid(drv, params->ssid, params->ssid_len);
1212 }
1213
1214
wpa_driver_ndis_set_pmkid(struct wpa_driver_ndis_data * drv)1215 static int wpa_driver_ndis_set_pmkid(struct wpa_driver_ndis_data *drv)
1216 {
1217 int len, count, i, ret;
1218 struct ndis_pmkid_entry *entry;
1219 NDIS_802_11_PMKID *p;
1220
1221 count = 0;
1222 entry = drv->pmkid;
1223 while (entry) {
1224 count++;
1225 if (count >= drv->no_of_pmkid)
1226 break;
1227 entry = entry->next;
1228 }
1229 len = 8 + count * sizeof(BSSID_INFO);
1230 p = os_zalloc(len);
1231 if (p == NULL)
1232 return -1;
1233
1234 p->Length = len;
1235 p->BSSIDInfoCount = count;
1236 entry = drv->pmkid;
1237 for (i = 0; i < count; i++) {
1238 os_memcpy(&p->BSSIDInfo[i].BSSID, entry->bssid, ETH_ALEN);
1239 os_memcpy(&p->BSSIDInfo[i].PMKID, entry->pmkid, 16);
1240 entry = entry->next;
1241 }
1242 wpa_hexdump(MSG_MSGDUMP, "NDIS: OID_802_11_PMKID", (u8 *) p, len);
1243 ret = ndis_set_oid(drv, OID_802_11_PMKID, (char *) p, len);
1244 os_free(p);
1245 return ret;
1246 }
1247
1248
wpa_driver_ndis_add_pmkid(void * priv,const u8 * bssid,const u8 * pmkid)1249 static int wpa_driver_ndis_add_pmkid(void *priv, const u8 *bssid,
1250 const u8 *pmkid)
1251 {
1252 struct wpa_driver_ndis_data *drv = priv;
1253 struct ndis_pmkid_entry *entry, *prev;
1254
1255 if (drv->no_of_pmkid == 0)
1256 return 0;
1257
1258 prev = NULL;
1259 entry = drv->pmkid;
1260 while (entry) {
1261 if (os_memcmp(entry->bssid, bssid, ETH_ALEN) == 0)
1262 break;
1263 prev = entry;
1264 entry = entry->next;
1265 }
1266
1267 if (entry) {
1268 /* Replace existing entry for this BSSID and move it into the
1269 * beginning of the list. */
1270 os_memcpy(entry->pmkid, pmkid, 16);
1271 if (prev) {
1272 prev->next = entry->next;
1273 entry->next = drv->pmkid;
1274 drv->pmkid = entry;
1275 }
1276 } else {
1277 entry = os_malloc(sizeof(*entry));
1278 if (entry) {
1279 os_memcpy(entry->bssid, bssid, ETH_ALEN);
1280 os_memcpy(entry->pmkid, pmkid, 16);
1281 entry->next = drv->pmkid;
1282 drv->pmkid = entry;
1283 }
1284 }
1285
1286 return wpa_driver_ndis_set_pmkid(drv);
1287 }
1288
1289
wpa_driver_ndis_remove_pmkid(void * priv,const u8 * bssid,const u8 * pmkid)1290 static int wpa_driver_ndis_remove_pmkid(void *priv, const u8 *bssid,
1291 const u8 *pmkid)
1292 {
1293 struct wpa_driver_ndis_data *drv = priv;
1294 struct ndis_pmkid_entry *entry, *prev;
1295
1296 if (drv->no_of_pmkid == 0)
1297 return 0;
1298
1299 entry = drv->pmkid;
1300 prev = NULL;
1301 while (entry) {
1302 if (os_memcmp(entry->bssid, bssid, ETH_ALEN) == 0 &&
1303 os_memcmp(entry->pmkid, pmkid, 16) == 0) {
1304 if (prev)
1305 prev->next = entry->next;
1306 else
1307 drv->pmkid = entry->next;
1308 os_free(entry);
1309 break;
1310 }
1311 prev = entry;
1312 entry = entry->next;
1313 }
1314 return wpa_driver_ndis_set_pmkid(drv);
1315 }
1316
1317
wpa_driver_ndis_flush_pmkid(void * priv)1318 static int wpa_driver_ndis_flush_pmkid(void *priv)
1319 {
1320 struct wpa_driver_ndis_data *drv = priv;
1321 NDIS_802_11_PMKID p;
1322 struct ndis_pmkid_entry *pmkid, *prev;
1323 int prev_authmode, ret;
1324
1325 if (drv->no_of_pmkid == 0)
1326 return 0;
1327
1328 pmkid = drv->pmkid;
1329 drv->pmkid = NULL;
1330 while (pmkid) {
1331 prev = pmkid;
1332 pmkid = pmkid->next;
1333 os_free(prev);
1334 }
1335
1336 /*
1337 * Some drivers may refuse OID_802_11_PMKID if authMode is not set to
1338 * WPA2, so change authMode temporarily, if needed.
1339 */
1340 prev_authmode = ndis_get_auth_mode(drv);
1341 if (prev_authmode != Ndis802_11AuthModeWPA2)
1342 ndis_set_auth_mode(drv, Ndis802_11AuthModeWPA2);
1343
1344 os_memset(&p, 0, sizeof(p));
1345 p.Length = 8;
1346 p.BSSIDInfoCount = 0;
1347 wpa_hexdump(MSG_MSGDUMP, "NDIS: OID_802_11_PMKID (flush)",
1348 (u8 *) &p, 8);
1349 ret = ndis_set_oid(drv, OID_802_11_PMKID, (char *) &p, 8);
1350
1351 if (prev_authmode != Ndis802_11AuthModeWPA2)
1352 ndis_set_auth_mode(drv, prev_authmode);
1353
1354 return ret;
1355 }
1356
1357
wpa_driver_ndis_get_associnfo(struct wpa_driver_ndis_data * drv)1358 static int wpa_driver_ndis_get_associnfo(struct wpa_driver_ndis_data *drv)
1359 {
1360 char buf[512], *pos;
1361 NDIS_802_11_ASSOCIATION_INFORMATION *ai;
1362 int len;
1363 union wpa_event_data data;
1364 NDIS_802_11_BSSID_LIST_EX *b;
1365 size_t blen, i;
1366
1367 len = ndis_get_oid(drv, OID_802_11_ASSOCIATION_INFORMATION, buf,
1368 sizeof(buf));
1369 if (len < 0) {
1370 wpa_printf(MSG_DEBUG, "NDIS: failed to get association "
1371 "information");
1372 return -1;
1373 }
1374 if (len > sizeof(buf)) {
1375 /* Some drivers seem to be producing incorrect length for this
1376 * data. Limit the length to the current buffer size to avoid
1377 * crashing in hexdump. The data seems to be otherwise valid,
1378 * so better try to use it. */
1379 wpa_printf(MSG_DEBUG, "NDIS: ignored bogus association "
1380 "information length %d", len);
1381 len = ndis_get_oid(drv, OID_802_11_ASSOCIATION_INFORMATION,
1382 buf, sizeof(buf));
1383 if (len < -1) {
1384 wpa_printf(MSG_DEBUG, "NDIS: re-reading association "
1385 "information failed");
1386 return -1;
1387 }
1388 if (len > sizeof(buf)) {
1389 wpa_printf(MSG_DEBUG, "NDIS: ignored bogus association"
1390 " information length %d (re-read)", len);
1391 len = sizeof(buf);
1392 }
1393 }
1394 wpa_hexdump(MSG_MSGDUMP, "NDIS: association information",
1395 (u8 *) buf, len);
1396 if (len < sizeof(*ai)) {
1397 wpa_printf(MSG_DEBUG, "NDIS: too short association "
1398 "information");
1399 return -1;
1400 }
1401 ai = (NDIS_802_11_ASSOCIATION_INFORMATION *) buf;
1402 wpa_printf(MSG_DEBUG, "NDIS: ReqFixed=0x%x RespFixed=0x%x off_req=%d "
1403 "off_resp=%d len_req=%d len_resp=%d",
1404 ai->AvailableRequestFixedIEs, ai->AvailableResponseFixedIEs,
1405 (int) ai->OffsetRequestIEs, (int) ai->OffsetResponseIEs,
1406 (int) ai->RequestIELength, (int) ai->ResponseIELength);
1407
1408 if (ai->OffsetRequestIEs + ai->RequestIELength > (unsigned) len ||
1409 ai->OffsetResponseIEs + ai->ResponseIELength > (unsigned) len) {
1410 wpa_printf(MSG_DEBUG, "NDIS: association information - "
1411 "IE overflow");
1412 return -1;
1413 }
1414
1415 wpa_hexdump(MSG_MSGDUMP, "NDIS: Request IEs",
1416 (u8 *) buf + ai->OffsetRequestIEs, ai->RequestIELength);
1417 wpa_hexdump(MSG_MSGDUMP, "NDIS: Response IEs",
1418 (u8 *) buf + ai->OffsetResponseIEs, ai->ResponseIELength);
1419
1420 os_memset(&data, 0, sizeof(data));
1421 data.assoc_info.req_ies = (u8 *) buf + ai->OffsetRequestIEs;
1422 data.assoc_info.req_ies_len = ai->RequestIELength;
1423 data.assoc_info.resp_ies = (u8 *) buf + ai->OffsetResponseIEs;
1424 data.assoc_info.resp_ies_len = ai->ResponseIELength;
1425
1426 blen = 65535;
1427 b = os_zalloc(blen);
1428 if (b == NULL)
1429 goto skip_scan_results;
1430 len = ndis_get_oid(drv, OID_802_11_BSSID_LIST, (char *) b, blen);
1431 if (len < 0) {
1432 wpa_printf(MSG_DEBUG, "NDIS: failed to get scan results");
1433 os_free(b);
1434 b = NULL;
1435 goto skip_scan_results;
1436 }
1437 wpa_printf(MSG_DEBUG, "NDIS: %d BSSID items to process for AssocInfo",
1438 (unsigned int) b->NumberOfItems);
1439
1440 pos = (char *) &b->Bssid[0];
1441 for (i = 0; i < b->NumberOfItems; i++) {
1442 NDIS_WLAN_BSSID_EX *bss = (NDIS_WLAN_BSSID_EX *) pos;
1443 if (os_memcmp(drv->bssid, bss->MacAddress, ETH_ALEN) == 0 &&
1444 bss->IELength > sizeof(NDIS_802_11_FIXED_IEs)) {
1445 data.assoc_info.beacon_ies =
1446 ((u8 *) bss->IEs) +
1447 sizeof(NDIS_802_11_FIXED_IEs);
1448 data.assoc_info.beacon_ies_len =
1449 bss->IELength - sizeof(NDIS_802_11_FIXED_IEs);
1450 wpa_hexdump(MSG_MSGDUMP, "NDIS: Beacon IEs",
1451 data.assoc_info.beacon_ies,
1452 data.assoc_info.beacon_ies_len);
1453 break;
1454 }
1455 pos += bss->Length;
1456 if (pos > (char *) b + blen)
1457 break;
1458 }
1459
1460 skip_scan_results:
1461 wpa_supplicant_event(drv->ctx, EVENT_ASSOCINFO, &data);
1462
1463 os_free(b);
1464
1465 return 0;
1466 }
1467
1468
wpa_driver_ndis_poll_timeout(void * eloop_ctx,void * timeout_ctx)1469 static void wpa_driver_ndis_poll_timeout(void *eloop_ctx, void *timeout_ctx)
1470 {
1471 struct wpa_driver_ndis_data *drv = eloop_ctx;
1472 u8 bssid[ETH_ALEN];
1473 int poll;
1474
1475 if (drv->wired)
1476 return;
1477
1478 if (wpa_driver_ndis_get_bssid(drv, bssid)) {
1479 /* Disconnected */
1480 if (!is_zero_ether_addr(drv->bssid)) {
1481 os_memset(drv->bssid, 0, ETH_ALEN);
1482 wpa_supplicant_event(drv->ctx, EVENT_DISASSOC, NULL);
1483 }
1484 } else {
1485 /* Connected */
1486 if (os_memcmp(drv->bssid, bssid, ETH_ALEN) != 0) {
1487 os_memcpy(drv->bssid, bssid, ETH_ALEN);
1488 wpa_driver_ndis_get_associnfo(drv);
1489 wpa_supplicant_event(drv->ctx, EVENT_ASSOC, NULL);
1490 }
1491 }
1492
1493 /* When using integrated NDIS event receiver, we can skip BSSID
1494 * polling when using infrastructure network. However, when using
1495 * IBSS mode, many driver do not seem to generate connection event,
1496 * so we need to enable BSSID polling to figure out when IBSS network
1497 * has been formed.
1498 */
1499 poll = drv->mode == IEEE80211_MODE_IBSS;
1500 #ifndef CONFIG_NDIS_EVENTS_INTEGRATED
1501 #ifndef _WIN32_WCE
1502 poll = 1;
1503 #endif /* _WIN32_WCE */
1504 #endif /* CONFIG_NDIS_EVENTS_INTEGRATED */
1505
1506 if (poll) {
1507 eloop_register_timeout(1, 0, wpa_driver_ndis_poll_timeout,
1508 drv, NULL);
1509 }
1510 }
1511
1512
wpa_driver_ndis_poll(void * priv)1513 static void wpa_driver_ndis_poll(void *priv)
1514 {
1515 struct wpa_driver_ndis_data *drv = priv;
1516 eloop_cancel_timeout(wpa_driver_ndis_poll_timeout, drv, NULL);
1517 wpa_driver_ndis_poll_timeout(drv, NULL);
1518 }
1519
1520
1521 /* Called when driver generates Media Connect Event by calling
1522 * NdisMIndicateStatus() with NDIS_STATUS_MEDIA_CONNECT */
wpa_driver_ndis_event_connect(struct wpa_driver_ndis_data * drv)1523 void wpa_driver_ndis_event_connect(struct wpa_driver_ndis_data *drv)
1524 {
1525 wpa_printf(MSG_DEBUG, "NDIS: Media Connect Event");
1526 if (wpa_driver_ndis_get_bssid(drv, drv->bssid) == 0) {
1527 wpa_driver_ndis_get_associnfo(drv);
1528 wpa_supplicant_event(drv->ctx, EVENT_ASSOC, NULL);
1529 }
1530 }
1531
1532
1533 /* Called when driver generates Media Disconnect Event by calling
1534 * NdisMIndicateStatus() with NDIS_STATUS_MEDIA_DISCONNECT */
wpa_driver_ndis_event_disconnect(struct wpa_driver_ndis_data * drv)1535 void wpa_driver_ndis_event_disconnect(struct wpa_driver_ndis_data *drv)
1536 {
1537 wpa_printf(MSG_DEBUG, "NDIS: Media Disconnect Event");
1538 os_memset(drv->bssid, 0, ETH_ALEN);
1539 wpa_supplicant_event(drv->ctx, EVENT_DISASSOC, NULL);
1540 }
1541
1542
wpa_driver_ndis_event_auth(struct wpa_driver_ndis_data * drv,const u8 * data,size_t data_len)1543 static void wpa_driver_ndis_event_auth(struct wpa_driver_ndis_data *drv,
1544 const u8 *data, size_t data_len)
1545 {
1546 NDIS_802_11_AUTHENTICATION_REQUEST *req;
1547 int pairwise = 0, group = 0;
1548 union wpa_event_data event;
1549
1550 if (data_len < sizeof(*req)) {
1551 wpa_printf(MSG_DEBUG, "NDIS: Too short Authentication Request "
1552 "Event (len=%d)", data_len);
1553 return;
1554 }
1555 req = (NDIS_802_11_AUTHENTICATION_REQUEST *) data;
1556
1557 wpa_printf(MSG_DEBUG, "NDIS: Authentication Request Event: "
1558 "Bssid " MACSTR " Flags 0x%x",
1559 MAC2STR(req->Bssid), (int) req->Flags);
1560
1561 if ((req->Flags & NDIS_802_11_AUTH_REQUEST_PAIRWISE_ERROR) ==
1562 NDIS_802_11_AUTH_REQUEST_PAIRWISE_ERROR)
1563 pairwise = 1;
1564 else if ((req->Flags & NDIS_802_11_AUTH_REQUEST_GROUP_ERROR) ==
1565 NDIS_802_11_AUTH_REQUEST_GROUP_ERROR)
1566 group = 1;
1567
1568 if (pairwise || group) {
1569 os_memset(&event, 0, sizeof(event));
1570 event.michael_mic_failure.unicast = pairwise;
1571 wpa_supplicant_event(drv->ctx, EVENT_MICHAEL_MIC_FAILURE,
1572 &event);
1573 }
1574 }
1575
1576
wpa_driver_ndis_event_pmkid(struct wpa_driver_ndis_data * drv,const u8 * data,size_t data_len)1577 static void wpa_driver_ndis_event_pmkid(struct wpa_driver_ndis_data *drv,
1578 const u8 *data, size_t data_len)
1579 {
1580 NDIS_802_11_PMKID_CANDIDATE_LIST *pmkid;
1581 size_t i;
1582 union wpa_event_data event;
1583
1584 if (data_len < 8) {
1585 wpa_printf(MSG_DEBUG, "NDIS: Too short PMKID Candidate List "
1586 "Event (len=%d)", data_len);
1587 return;
1588 }
1589 pmkid = (NDIS_802_11_PMKID_CANDIDATE_LIST *) data;
1590 wpa_printf(MSG_DEBUG, "NDIS: PMKID Candidate List Event - Version %d "
1591 "NumCandidates %d",
1592 (int) pmkid->Version, (int) pmkid->NumCandidates);
1593
1594 if (pmkid->Version != 1) {
1595 wpa_printf(MSG_DEBUG, "NDIS: Unsupported PMKID Candidate List "
1596 "Version %d", (int) pmkid->Version);
1597 return;
1598 }
1599
1600 if (data_len < 8 + pmkid->NumCandidates * sizeof(PMKID_CANDIDATE)) {
1601 wpa_printf(MSG_DEBUG, "NDIS: PMKID Candidate List underflow");
1602 return;
1603 }
1604
1605 os_memset(&event, 0, sizeof(event));
1606 for (i = 0; i < pmkid->NumCandidates; i++) {
1607 PMKID_CANDIDATE *p = &pmkid->CandidateList[i];
1608 wpa_printf(MSG_DEBUG, "NDIS: %d: " MACSTR " Flags 0x%x",
1609 i, MAC2STR(p->BSSID), (int) p->Flags);
1610 os_memcpy(event.pmkid_candidate.bssid, p->BSSID, ETH_ALEN);
1611 event.pmkid_candidate.index = i;
1612 event.pmkid_candidate.preauth =
1613 p->Flags & NDIS_802_11_PMKID_CANDIDATE_PREAUTH_ENABLED;
1614 wpa_supplicant_event(drv->ctx, EVENT_PMKID_CANDIDATE,
1615 &event);
1616 }
1617 }
1618
1619
1620 /* Called when driver calls NdisMIndicateStatus() with
1621 * NDIS_STATUS_MEDIA_SPECIFIC_INDICATION */
wpa_driver_ndis_event_media_specific(struct wpa_driver_ndis_data * drv,const u8 * data,size_t data_len)1622 void wpa_driver_ndis_event_media_specific(struct wpa_driver_ndis_data *drv,
1623 const u8 *data, size_t data_len)
1624 {
1625 NDIS_802_11_STATUS_INDICATION *status;
1626
1627 if (data == NULL || data_len < sizeof(*status))
1628 return;
1629
1630 wpa_hexdump(MSG_DEBUG, "NDIS: Media Specific Indication",
1631 data, data_len);
1632
1633 status = (NDIS_802_11_STATUS_INDICATION *) data;
1634 data += sizeof(status);
1635 data_len -= sizeof(status);
1636
1637 switch (status->StatusType) {
1638 case Ndis802_11StatusType_Authentication:
1639 wpa_driver_ndis_event_auth(drv, data, data_len);
1640 break;
1641 case Ndis802_11StatusType_PMKID_CandidateList:
1642 wpa_driver_ndis_event_pmkid(drv, data, data_len);
1643 break;
1644 default:
1645 wpa_printf(MSG_DEBUG, "NDIS: Unknown StatusType %d",
1646 (int) status->StatusType);
1647 break;
1648 }
1649 }
1650
1651
1652 /* Called when an adapter is added */
wpa_driver_ndis_event_adapter_arrival(struct wpa_driver_ndis_data * drv)1653 void wpa_driver_ndis_event_adapter_arrival(struct wpa_driver_ndis_data *drv)
1654 {
1655 union wpa_event_data event;
1656 int i;
1657
1658 wpa_printf(MSG_DEBUG, "NDIS: Notify Adapter Arrival");
1659
1660 for (i = 0; i < 30; i++) {
1661 /* Re-open Packet32/NDISUIO connection */
1662 wpa_driver_ndis_adapter_close(drv);
1663 if (wpa_driver_ndis_adapter_init(drv) < 0 ||
1664 wpa_driver_ndis_adapter_open(drv) < 0) {
1665 wpa_printf(MSG_DEBUG, "NDIS: Driver re-initialization "
1666 "(%d) failed", i);
1667 os_sleep(1, 0);
1668 } else {
1669 wpa_printf(MSG_DEBUG, "NDIS: Driver re-initialized");
1670 break;
1671 }
1672 }
1673
1674 os_memset(&event, 0, sizeof(event));
1675 os_strlcpy(event.interface_status.ifname, drv->ifname,
1676 sizeof(event.interface_status.ifname));
1677 event.interface_status.ievent = EVENT_INTERFACE_ADDED;
1678 wpa_supplicant_event(drv->ctx, EVENT_INTERFACE_STATUS, &event);
1679 }
1680
1681
1682 /* Called when an adapter is removed */
wpa_driver_ndis_event_adapter_removal(struct wpa_driver_ndis_data * drv)1683 void wpa_driver_ndis_event_adapter_removal(struct wpa_driver_ndis_data *drv)
1684 {
1685 union wpa_event_data event;
1686
1687 wpa_printf(MSG_DEBUG, "NDIS: Notify Adapter Removal");
1688 os_memset(&event, 0, sizeof(event));
1689 os_strlcpy(event.interface_status.ifname, drv->ifname,
1690 sizeof(event.interface_status.ifname));
1691 event.interface_status.ievent = EVENT_INTERFACE_REMOVED;
1692 wpa_supplicant_event(drv->ctx, EVENT_INTERFACE_STATUS, &event);
1693 }
1694
1695
1696 static void
wpa_driver_ndis_get_wpa_capability(struct wpa_driver_ndis_data * drv)1697 wpa_driver_ndis_get_wpa_capability(struct wpa_driver_ndis_data *drv)
1698 {
1699 wpa_printf(MSG_DEBUG, "NDIS: verifying driver WPA capability");
1700
1701 if (ndis_set_auth_mode(drv, Ndis802_11AuthModeWPA) == 0 &&
1702 ndis_get_auth_mode(drv) == Ndis802_11AuthModeWPA) {
1703 wpa_printf(MSG_DEBUG, "NDIS: WPA key management supported");
1704 drv->capa.key_mgmt |= WPA_DRIVER_CAPA_KEY_MGMT_WPA;
1705 }
1706
1707 if (ndis_set_auth_mode(drv, Ndis802_11AuthModeWPAPSK) == 0 &&
1708 ndis_get_auth_mode(drv) == Ndis802_11AuthModeWPAPSK) {
1709 wpa_printf(MSG_DEBUG, "NDIS: WPA-PSK key management "
1710 "supported");
1711 drv->capa.key_mgmt |= WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK;
1712 }
1713
1714 if (ndis_set_encr_status(drv, Ndis802_11Encryption3Enabled) == 0 &&
1715 ndis_get_encr_status(drv) == Ndis802_11Encryption3KeyAbsent) {
1716 wpa_printf(MSG_DEBUG, "NDIS: CCMP encryption supported");
1717 drv->capa.enc |= WPA_DRIVER_CAPA_ENC_CCMP;
1718 }
1719
1720 if (ndis_set_encr_status(drv, Ndis802_11Encryption2Enabled) == 0 &&
1721 ndis_get_encr_status(drv) == Ndis802_11Encryption2KeyAbsent) {
1722 wpa_printf(MSG_DEBUG, "NDIS: TKIP encryption supported");
1723 drv->capa.enc |= WPA_DRIVER_CAPA_ENC_TKIP;
1724 }
1725
1726 if (ndis_set_encr_status(drv, Ndis802_11Encryption1Enabled) == 0 &&
1727 ndis_get_encr_status(drv) == Ndis802_11Encryption1KeyAbsent) {
1728 wpa_printf(MSG_DEBUG, "NDIS: WEP encryption supported");
1729 drv->capa.enc |= WPA_DRIVER_CAPA_ENC_WEP40 |
1730 WPA_DRIVER_CAPA_ENC_WEP104;
1731 }
1732
1733 if (ndis_set_auth_mode(drv, Ndis802_11AuthModeShared) == 0 &&
1734 ndis_get_auth_mode(drv) == Ndis802_11AuthModeShared) {
1735 drv->capa.auth |= WPA_DRIVER_AUTH_SHARED;
1736 }
1737
1738 if (ndis_set_auth_mode(drv, Ndis802_11AuthModeOpen) == 0 &&
1739 ndis_get_auth_mode(drv) == Ndis802_11AuthModeOpen) {
1740 drv->capa.auth |= WPA_DRIVER_AUTH_OPEN;
1741 }
1742
1743 ndis_set_encr_status(drv, Ndis802_11EncryptionDisabled);
1744
1745 /* Could also verify OID_802_11_ADD_KEY error reporting and
1746 * support for OID_802_11_ASSOCIATION_INFORMATION. */
1747
1748 if (drv->capa.key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_WPA &&
1749 drv->capa.enc & (WPA_DRIVER_CAPA_ENC_TKIP |
1750 WPA_DRIVER_CAPA_ENC_CCMP)) {
1751 wpa_printf(MSG_DEBUG, "NDIS: driver supports WPA");
1752 drv->has_capability = 1;
1753 } else {
1754 wpa_printf(MSG_DEBUG, "NDIS: no WPA support found");
1755 }
1756
1757 wpa_printf(MSG_DEBUG, "NDIS: driver capabilities: key_mgmt 0x%x "
1758 "enc 0x%x auth 0x%x",
1759 drv->capa.key_mgmt, drv->capa.enc, drv->capa.auth);
1760 }
1761
1762
wpa_driver_ndis_get_capability(struct wpa_driver_ndis_data * drv)1763 static void wpa_driver_ndis_get_capability(struct wpa_driver_ndis_data *drv)
1764 {
1765 char buf[512];
1766 int len;
1767 size_t i;
1768 NDIS_802_11_CAPABILITY *c;
1769
1770 drv->capa.flags = WPA_DRIVER_FLAGS_DRIVER_IE;
1771
1772 len = ndis_get_oid(drv, OID_802_11_CAPABILITY, buf, sizeof(buf));
1773 if (len < 0) {
1774 wpa_driver_ndis_get_wpa_capability(drv);
1775 return;
1776 }
1777
1778 wpa_hexdump(MSG_MSGDUMP, "OID_802_11_CAPABILITY", (u8 *) buf, len);
1779 c = (NDIS_802_11_CAPABILITY *) buf;
1780 if (len < sizeof(*c) || c->Version != 2) {
1781 wpa_printf(MSG_DEBUG, "NDIS: unsupported "
1782 "OID_802_11_CAPABILITY data");
1783 return;
1784 }
1785 wpa_printf(MSG_DEBUG, "NDIS: Driver supports OID_802_11_CAPABILITY - "
1786 "NoOfPMKIDs %d NoOfAuthEncrPairs %d",
1787 (int) c->NoOfPMKIDs,
1788 (int) c->NoOfAuthEncryptPairsSupported);
1789 drv->has_capability = 1;
1790 drv->no_of_pmkid = c->NoOfPMKIDs;
1791 for (i = 0; i < c->NoOfAuthEncryptPairsSupported; i++) {
1792 NDIS_802_11_AUTHENTICATION_ENCRYPTION *ae;
1793 ae = &c->AuthenticationEncryptionSupported[i];
1794 if ((char *) (ae + 1) > buf + len) {
1795 wpa_printf(MSG_DEBUG, "NDIS: auth/encr pair list "
1796 "overflow");
1797 break;
1798 }
1799 wpa_printf(MSG_MSGDUMP, "NDIS: %d - auth %d encr %d",
1800 i, (int) ae->AuthModeSupported,
1801 (int) ae->EncryptStatusSupported);
1802 switch (ae->AuthModeSupported) {
1803 case Ndis802_11AuthModeOpen:
1804 drv->capa.auth |= WPA_DRIVER_AUTH_OPEN;
1805 break;
1806 case Ndis802_11AuthModeShared:
1807 drv->capa.auth |= WPA_DRIVER_AUTH_SHARED;
1808 break;
1809 case Ndis802_11AuthModeWPA:
1810 drv->capa.key_mgmt |= WPA_DRIVER_CAPA_KEY_MGMT_WPA;
1811 break;
1812 case Ndis802_11AuthModeWPAPSK:
1813 drv->capa.key_mgmt |= WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK;
1814 break;
1815 case Ndis802_11AuthModeWPA2:
1816 drv->capa.key_mgmt |= WPA_DRIVER_CAPA_KEY_MGMT_WPA2;
1817 break;
1818 case Ndis802_11AuthModeWPA2PSK:
1819 drv->capa.key_mgmt |=
1820 WPA_DRIVER_CAPA_KEY_MGMT_WPA2_PSK;
1821 break;
1822 case Ndis802_11AuthModeWPANone:
1823 drv->capa.key_mgmt |=
1824 WPA_DRIVER_CAPA_KEY_MGMT_WPA_NONE;
1825 break;
1826 default:
1827 break;
1828 }
1829 switch (ae->EncryptStatusSupported) {
1830 case Ndis802_11Encryption1Enabled:
1831 drv->capa.enc |= WPA_DRIVER_CAPA_ENC_WEP40;
1832 drv->capa.enc |= WPA_DRIVER_CAPA_ENC_WEP104;
1833 break;
1834 case Ndis802_11Encryption2Enabled:
1835 drv->capa.enc |= WPA_DRIVER_CAPA_ENC_TKIP;
1836 break;
1837 case Ndis802_11Encryption3Enabled:
1838 drv->capa.enc |= WPA_DRIVER_CAPA_ENC_CCMP;
1839 break;
1840 default:
1841 break;
1842 }
1843 }
1844
1845 wpa_printf(MSG_DEBUG, "NDIS: driver capabilities: key_mgmt 0x%x "
1846 "enc 0x%x auth 0x%x",
1847 drv->capa.key_mgmt, drv->capa.enc, drv->capa.auth);
1848 }
1849
1850
wpa_driver_ndis_get_capa(void * priv,struct wpa_driver_capa * capa)1851 static int wpa_driver_ndis_get_capa(void *priv, struct wpa_driver_capa *capa)
1852 {
1853 struct wpa_driver_ndis_data *drv = priv;
1854 if (!drv->has_capability)
1855 return -1;
1856 os_memcpy(capa, &drv->capa, sizeof(*capa));
1857 return 0;
1858 }
1859
1860
wpa_driver_ndis_get_ifname(void * priv)1861 static const char * wpa_driver_ndis_get_ifname(void *priv)
1862 {
1863 struct wpa_driver_ndis_data *drv = priv;
1864 return drv->ifname;
1865 }
1866
1867
wpa_driver_ndis_get_mac_addr(void * priv)1868 static const u8 * wpa_driver_ndis_get_mac_addr(void *priv)
1869 {
1870 struct wpa_driver_ndis_data *drv = priv;
1871 return drv->own_addr;
1872 }
1873
1874
1875 #ifdef _WIN32_WCE
1876
1877 #define NDISUIO_MSG_SIZE (sizeof(NDISUIO_DEVICE_NOTIFICATION) + 512)
1878
ndisuio_notification_receive(void * eloop_data,void * user_ctx)1879 static void ndisuio_notification_receive(void *eloop_data, void *user_ctx)
1880 {
1881 struct wpa_driver_ndis_data *drv = eloop_data;
1882 NDISUIO_DEVICE_NOTIFICATION *hdr;
1883 u8 buf[NDISUIO_MSG_SIZE];
1884 DWORD len, flags;
1885
1886 if (!ReadMsgQueue(drv->event_queue, buf, NDISUIO_MSG_SIZE, &len, 0,
1887 &flags)) {
1888 wpa_printf(MSG_DEBUG, "ndisuio_notification_receive: "
1889 "ReadMsgQueue failed: %d", (int) GetLastError());
1890 return;
1891 }
1892
1893 if (len < sizeof(NDISUIO_DEVICE_NOTIFICATION)) {
1894 wpa_printf(MSG_DEBUG, "ndisuio_notification_receive: "
1895 "Too short message (len=%d)", (int) len);
1896 return;
1897 }
1898
1899 hdr = (NDISUIO_DEVICE_NOTIFICATION *) buf;
1900 wpa_printf(MSG_DEBUG, "NDIS: Notification received: len=%d type=0x%x",
1901 (int) len, hdr->dwNotificationType);
1902
1903 switch (hdr->dwNotificationType) {
1904 #ifdef NDISUIO_NOTIFICATION_ADAPTER_ARRIVAL
1905 case NDISUIO_NOTIFICATION_ADAPTER_ARRIVAL:
1906 wpa_printf(MSG_DEBUG, "NDIS: ADAPTER_ARRIVAL");
1907 wpa_driver_ndis_event_adapter_arrival(drv);
1908 break;
1909 #endif
1910 #ifdef NDISUIO_NOTIFICATION_ADAPTER_REMOVAL
1911 case NDISUIO_NOTIFICATION_ADAPTER_REMOVAL:
1912 wpa_printf(MSG_DEBUG, "NDIS: ADAPTER_REMOVAL");
1913 wpa_driver_ndis_event_adapter_removal(drv);
1914 break;
1915 #endif
1916 case NDISUIO_NOTIFICATION_MEDIA_CONNECT:
1917 wpa_printf(MSG_DEBUG, "NDIS: MEDIA_CONNECT");
1918 SetEvent(drv->connected_event);
1919 wpa_driver_ndis_event_connect(drv);
1920 break;
1921 case NDISUIO_NOTIFICATION_MEDIA_DISCONNECT:
1922 ResetEvent(drv->connected_event);
1923 wpa_printf(MSG_DEBUG, "NDIS: MEDIA_DISCONNECT");
1924 wpa_driver_ndis_event_disconnect(drv);
1925 break;
1926 case NDISUIO_NOTIFICATION_MEDIA_SPECIFIC_NOTIFICATION:
1927 wpa_printf(MSG_DEBUG, "NDIS: MEDIA_SPECIFIC_NOTIFICATION");
1928 #if _WIN32_WCE == 420 || _WIN32_WCE == 0x420
1929 wpa_driver_ndis_event_media_specific(
1930 drv, hdr->pvStatusBuffer, hdr->uiStatusBufferSize);
1931 #else
1932 wpa_driver_ndis_event_media_specific(
1933 drv, ((const u8 *) hdr) + hdr->uiOffsetToStatusBuffer,
1934 (size_t) hdr->uiStatusBufferSize);
1935 #endif
1936 break;
1937 default:
1938 wpa_printf(MSG_DEBUG, "NDIS: Unknown notification type 0x%x",
1939 hdr->dwNotificationType);
1940 break;
1941 }
1942 }
1943
1944
ndisuio_notification_deinit(struct wpa_driver_ndis_data * drv)1945 static void ndisuio_notification_deinit(struct wpa_driver_ndis_data *drv)
1946 {
1947 NDISUIO_REQUEST_NOTIFICATION req;
1948
1949 memset(&req, 0, sizeof(req));
1950 req.hMsgQueue = drv->event_queue;
1951 req.dwNotificationTypes = 0;
1952
1953 if (!DeviceIoControl(drv->ndisuio, IOCTL_NDISUIO_REQUEST_NOTIFICATION,
1954 &req, sizeof(req), NULL, 0, NULL, NULL)) {
1955 wpa_printf(MSG_INFO, "ndisuio_notification_deinit: "
1956 "IOCTL_NDISUIO_REQUEST_NOTIFICATION failed: %d",
1957 (int) GetLastError());
1958 }
1959
1960 if (!DeviceIoControl(drv->ndisuio, IOCTL_NDISUIO_CANCEL_NOTIFICATION,
1961 NULL, 0, NULL, 0, NULL, NULL)) {
1962 wpa_printf(MSG_INFO, "ndisuio_notification_deinit: "
1963 "IOCTL_NDISUIO_CANCEL_NOTIFICATION failed: %d",
1964 (int) GetLastError());
1965 }
1966
1967 if (drv->event_queue) {
1968 eloop_unregister_event(drv->event_queue,
1969 sizeof(drv->event_queue));
1970 CloseHandle(drv->event_queue);
1971 drv->event_queue = NULL;
1972 }
1973
1974 if (drv->connected_event) {
1975 CloseHandle(drv->connected_event);
1976 drv->connected_event = NULL;
1977 }
1978 }
1979
1980
ndisuio_notification_init(struct wpa_driver_ndis_data * drv)1981 static int ndisuio_notification_init(struct wpa_driver_ndis_data *drv)
1982 {
1983 MSGQUEUEOPTIONS opt;
1984 NDISUIO_REQUEST_NOTIFICATION req;
1985
1986 drv->connected_event =
1987 CreateEvent(NULL, TRUE, FALSE, TEXT("WpaSupplicantConnected"));
1988 if (drv->connected_event == NULL) {
1989 wpa_printf(MSG_INFO, "ndisuio_notification_init: "
1990 "CreateEvent failed: %d",
1991 (int) GetLastError());
1992 return -1;
1993 }
1994
1995 memset(&opt, 0, sizeof(opt));
1996 opt.dwSize = sizeof(opt);
1997 opt.dwMaxMessages = 5;
1998 opt.cbMaxMessage = NDISUIO_MSG_SIZE;
1999 opt.bReadAccess = TRUE;
2000
2001 drv->event_queue = CreateMsgQueue(NULL, &opt);
2002 if (drv->event_queue == NULL) {
2003 wpa_printf(MSG_INFO, "ndisuio_notification_init: "
2004 "CreateMsgQueue failed: %d",
2005 (int) GetLastError());
2006 ndisuio_notification_deinit(drv);
2007 return -1;
2008 }
2009
2010 memset(&req, 0, sizeof(req));
2011 req.hMsgQueue = drv->event_queue;
2012 req.dwNotificationTypes =
2013 #ifdef NDISUIO_NOTIFICATION_ADAPTER_ARRIVAL
2014 NDISUIO_NOTIFICATION_ADAPTER_ARRIVAL |
2015 #endif
2016 #ifdef NDISUIO_NOTIFICATION_ADAPTER_REMOVAL
2017 NDISUIO_NOTIFICATION_ADAPTER_REMOVAL |
2018 #endif
2019 NDISUIO_NOTIFICATION_MEDIA_CONNECT |
2020 NDISUIO_NOTIFICATION_MEDIA_DISCONNECT |
2021 NDISUIO_NOTIFICATION_MEDIA_SPECIFIC_NOTIFICATION;
2022
2023 if (!DeviceIoControl(drv->ndisuio, IOCTL_NDISUIO_REQUEST_NOTIFICATION,
2024 &req, sizeof(req), NULL, 0, NULL, NULL)) {
2025 wpa_printf(MSG_INFO, "ndisuio_notification_init: "
2026 "IOCTL_NDISUIO_REQUEST_NOTIFICATION failed: %d",
2027 (int) GetLastError());
2028 ndisuio_notification_deinit(drv);
2029 return -1;
2030 }
2031
2032 eloop_register_event(drv->event_queue, sizeof(drv->event_queue),
2033 ndisuio_notification_receive, drv, NULL);
2034
2035 return 0;
2036 }
2037 #endif /* _WIN32_WCE */
2038
2039
wpa_driver_ndis_get_names(struct wpa_driver_ndis_data * drv)2040 static int wpa_driver_ndis_get_names(struct wpa_driver_ndis_data *drv)
2041 {
2042 #ifdef CONFIG_USE_NDISUIO
2043 NDISUIO_QUERY_BINDING *b;
2044 size_t blen = sizeof(*b) + 1024;
2045 int i, error, found = 0;
2046 DWORD written;
2047 char name[256], desc[256], *dpos;
2048 WCHAR *pos;
2049 size_t j, len, dlen;
2050
2051 b = os_malloc(blen);
2052 if (b == NULL)
2053 return -1;
2054
2055 for (i = 0; ; i++) {
2056 os_memset(b, 0, blen);
2057 b->BindingIndex = i;
2058 if (!DeviceIoControl(drv->ndisuio, IOCTL_NDISUIO_QUERY_BINDING,
2059 b, sizeof(NDISUIO_QUERY_BINDING), b, blen,
2060 &written, NULL)) {
2061 error = (int) GetLastError();
2062 if (error == ERROR_NO_MORE_ITEMS)
2063 break;
2064 wpa_printf(MSG_DEBUG, "IOCTL_NDISUIO_QUERY_BINDING "
2065 "failed: %d", error);
2066 break;
2067 }
2068
2069 pos = (WCHAR *) ((char *) b + b->DeviceNameOffset);
2070 len = b->DeviceNameLength;
2071 if (len >= sizeof(name))
2072 len = sizeof(name) - 1;
2073 for (j = 0; j < len; j++)
2074 name[j] = (char) pos[j];
2075 name[len] = '\0';
2076
2077 pos = (WCHAR *) ((char *) b + b->DeviceDescrOffset);
2078 len = b->DeviceDescrLength;
2079 if (len >= sizeof(desc))
2080 len = sizeof(desc) - 1;
2081 for (j = 0; j < len; j++)
2082 desc[j] = (char) pos[j];
2083 desc[len] = '\0';
2084
2085 wpa_printf(MSG_DEBUG, "NDIS: %d - %s - %s", i, name, desc);
2086
2087 if (os_strstr(name, drv->ifname)) {
2088 wpa_printf(MSG_DEBUG, "NDIS: Interface name match");
2089 found = 1;
2090 break;
2091 }
2092
2093 if (os_strncmp(desc, drv->ifname, os_strlen(drv->ifname)) == 0)
2094 {
2095 wpa_printf(MSG_DEBUG, "NDIS: Interface description "
2096 "match");
2097 found = 1;
2098 break;
2099 }
2100 }
2101
2102 if (!found) {
2103 wpa_printf(MSG_DEBUG, "NDIS: Could not find interface '%s'",
2104 drv->ifname);
2105 os_free(b);
2106 return -1;
2107 }
2108
2109 os_strlcpy(drv->ifname,
2110 os_strncmp(name, "\\DEVICE\\", 8) == 0 ? name + 8 : name,
2111 sizeof(drv->ifname));
2112 #ifdef _WIN32_WCE
2113 drv->adapter_name = wpa_strdup_tchar(drv->ifname);
2114 if (drv->adapter_name == NULL) {
2115 wpa_printf(MSG_ERROR, "NDIS: Failed to allocate memory for "
2116 "adapter name");
2117 os_free(b);
2118 return -1;
2119 }
2120 #endif /* _WIN32_WCE */
2121
2122 dpos = os_strstr(desc, " - ");
2123 if (dpos)
2124 dlen = dpos - desc;
2125 else
2126 dlen = os_strlen(desc);
2127 drv->adapter_desc = os_malloc(dlen + 1);
2128 if (drv->adapter_desc) {
2129 os_memcpy(drv->adapter_desc, desc, dlen);
2130 drv->adapter_desc[dlen] = '\0';
2131 }
2132
2133 os_free(b);
2134
2135 if (drv->adapter_desc == NULL)
2136 return -1;
2137
2138 wpa_printf(MSG_DEBUG, "NDIS: Adapter description prefix '%s'",
2139 drv->adapter_desc);
2140
2141 return 0;
2142 #else /* CONFIG_USE_NDISUIO */
2143 PTSTR _names;
2144 char *names, *pos, *pos2;
2145 ULONG len;
2146 BOOLEAN res;
2147 #define MAX_ADAPTERS 32
2148 char *name[MAX_ADAPTERS];
2149 char *desc[MAX_ADAPTERS];
2150 int num_name, num_desc, i, found_name, found_desc;
2151 size_t dlen;
2152
2153 wpa_printf(MSG_DEBUG, "NDIS: Packet.dll version: %s",
2154 PacketGetVersion());
2155
2156 len = 8192;
2157 _names = os_zalloc(len);
2158 if (_names == NULL)
2159 return -1;
2160
2161 res = PacketGetAdapterNames(_names, &len);
2162 if (!res && len > 8192) {
2163 os_free(_names);
2164 _names = os_zalloc(len);
2165 if (_names == NULL)
2166 return -1;
2167 res = PacketGetAdapterNames(_names, &len);
2168 }
2169
2170 if (!res) {
2171 wpa_printf(MSG_ERROR, "NDIS: Failed to get adapter list "
2172 "(PacketGetAdapterNames)");
2173 os_free(_names);
2174 return -1;
2175 }
2176
2177 names = (char *) _names;
2178 if (names[0] && names[1] == '\0' && names[2] && names[3] == '\0') {
2179 wpa_printf(MSG_DEBUG, "NDIS: Looks like adapter names are in "
2180 "UNICODE");
2181 /* Convert to ASCII */
2182 pos2 = pos = names;
2183 while (pos2 < names + len) {
2184 if (pos2[0] == '\0' && pos2[1] == '\0' &&
2185 pos2[2] == '\0' && pos2[3] == '\0') {
2186 pos2 += 4;
2187 break;
2188 }
2189 *pos++ = pos2[0];
2190 pos2 += 2;
2191 }
2192 os_memcpy(pos + 2, names, pos - names);
2193 pos += 2;
2194 } else
2195 pos = names;
2196
2197 num_name = 0;
2198 while (pos < names + len) {
2199 name[num_name] = pos;
2200 while (*pos && pos < names + len)
2201 pos++;
2202 if (pos + 1 >= names + len) {
2203 os_free(names);
2204 return -1;
2205 }
2206 pos++;
2207 num_name++;
2208 if (num_name >= MAX_ADAPTERS) {
2209 wpa_printf(MSG_DEBUG, "NDIS: Too many adapters");
2210 os_free(names);
2211 return -1;
2212 }
2213 if (*pos == '\0') {
2214 wpa_printf(MSG_DEBUG, "NDIS: %d adapter names found",
2215 num_name);
2216 pos++;
2217 break;
2218 }
2219 }
2220
2221 num_desc = 0;
2222 while (pos < names + len) {
2223 desc[num_desc] = pos;
2224 while (*pos && pos < names + len)
2225 pos++;
2226 if (pos + 1 >= names + len) {
2227 os_free(names);
2228 return -1;
2229 }
2230 pos++;
2231 num_desc++;
2232 if (num_desc >= MAX_ADAPTERS) {
2233 wpa_printf(MSG_DEBUG, "NDIS: Too many adapter "
2234 "descriptions");
2235 os_free(names);
2236 return -1;
2237 }
2238 if (*pos == '\0') {
2239 wpa_printf(MSG_DEBUG, "NDIS: %d adapter descriptions "
2240 "found", num_name);
2241 pos++;
2242 break;
2243 }
2244 }
2245
2246 /*
2247 * Windows 98 with Packet.dll 3.0 alpha3 does not include adapter
2248 * descriptions. Fill in dummy descriptors to work around this.
2249 */
2250 while (num_desc < num_name)
2251 desc[num_desc++] = "dummy description";
2252
2253 if (num_name != num_desc) {
2254 wpa_printf(MSG_DEBUG, "NDIS: mismatch in adapter name and "
2255 "description counts (%d != %d)",
2256 num_name, num_desc);
2257 os_free(names);
2258 return -1;
2259 }
2260
2261 found_name = found_desc = -1;
2262 for (i = 0; i < num_name; i++) {
2263 wpa_printf(MSG_DEBUG, "NDIS: %d - %s - %s",
2264 i, name[i], desc[i]);
2265 if (found_name == -1 && os_strstr(name[i], drv->ifname))
2266 found_name = i;
2267 if (found_desc == -1 &&
2268 os_strncmp(desc[i], drv->ifname, os_strlen(drv->ifname)) ==
2269 0)
2270 found_desc = i;
2271 }
2272
2273 if (found_name < 0 && found_desc >= 0) {
2274 wpa_printf(MSG_DEBUG, "NDIS: Matched interface '%s' based on "
2275 "description '%s'",
2276 name[found_desc], desc[found_desc]);
2277 found_name = found_desc;
2278 os_strlcpy(drv->ifname,
2279 os_strncmp(name[found_desc], "\\Device\\NPF_", 12)
2280 == 0 ? name[found_desc] + 12 : name[found_desc],
2281 sizeof(drv->ifname));
2282 }
2283
2284 if (found_name < 0) {
2285 wpa_printf(MSG_DEBUG, "NDIS: Could not find interface '%s'",
2286 drv->ifname);
2287 os_free(names);
2288 return -1;
2289 }
2290
2291 i = found_name;
2292 pos = os_strrchr(desc[i], '(');
2293 if (pos) {
2294 dlen = pos - desc[i];
2295 pos--;
2296 if (pos > desc[i] && *pos == ' ')
2297 dlen--;
2298 } else {
2299 dlen = os_strlen(desc[i]);
2300 }
2301 drv->adapter_desc = os_malloc(dlen + 1);
2302 if (drv->adapter_desc) {
2303 os_memcpy(drv->adapter_desc, desc[i], dlen);
2304 drv->adapter_desc[dlen] = '\0';
2305 }
2306
2307 os_free(names);
2308
2309 if (drv->adapter_desc == NULL)
2310 return -1;
2311
2312 wpa_printf(MSG_DEBUG, "NDIS: Adapter description prefix '%s'",
2313 drv->adapter_desc);
2314
2315 return 0;
2316 #endif /* CONFIG_USE_NDISUIO */
2317 }
2318
2319
2320 #if defined(CONFIG_NATIVE_WINDOWS) || defined(__CYGWIN__)
2321 #ifndef _WIN32_WCE
2322 /*
2323 * These structures are undocumented for WinXP; only WinCE version is
2324 * documented. These would be included wzcsapi.h if it were available. Some
2325 * changes here have been needed to make the structures match with WinXP SP2.
2326 * It is unclear whether these work with any other version.
2327 */
2328
2329 typedef struct {
2330 LPWSTR wszGuid;
2331 } INTF_KEY_ENTRY, *PINTF_KEY_ENTRY;
2332
2333 typedef struct {
2334 DWORD dwNumIntfs;
2335 PINTF_KEY_ENTRY pIntfs;
2336 } INTFS_KEY_TABLE, *PINTFS_KEY_TABLE;
2337
2338 typedef struct {
2339 DWORD dwDataLen;
2340 LPBYTE pData;
2341 } RAW_DATA, *PRAW_DATA;
2342
2343 typedef struct {
2344 LPWSTR wszGuid;
2345 LPWSTR wszDescr;
2346 ULONG ulMediaState;
2347 ULONG ulMediaType;
2348 ULONG ulPhysicalMediaType;
2349 INT nInfraMode;
2350 INT nAuthMode;
2351 INT nWepStatus;
2352 #ifndef _WIN32_WCE
2353 u8 pad[2]; /* why is this needed? */
2354 #endif /* _WIN32_WCE */
2355 DWORD dwCtlFlags;
2356 DWORD dwCapabilities; /* something added for WinXP SP2(?) */
2357 RAW_DATA rdSSID;
2358 RAW_DATA rdBSSID;
2359 RAW_DATA rdBSSIDList;
2360 RAW_DATA rdStSSIDList;
2361 RAW_DATA rdCtrlData;
2362 #ifdef UNDER_CE
2363 BOOL bInitialized;
2364 #endif
2365 DWORD nWPAMCastCipher;
2366 /* add some extra buffer for later additions since this interface is
2367 * far from stable */
2368 u8 later_additions[100];
2369 } INTF_ENTRY, *PINTF_ENTRY;
2370
2371 #define INTF_ALL 0xffffffff
2372 #define INTF_ALL_FLAGS 0x0000ffff
2373 #define INTF_CTLFLAGS 0x00000010
2374 #define INTFCTL_ENABLED 0x8000
2375 #endif /* _WIN32_WCE */
2376
2377
2378 #ifdef _WIN32_WCE
wpa_driver_ndis_rebind_adapter(struct wpa_driver_ndis_data * drv)2379 static int wpa_driver_ndis_rebind_adapter(struct wpa_driver_ndis_data *drv)
2380 {
2381 HANDLE ndis;
2382 TCHAR multi[100];
2383 int len;
2384
2385 len = _tcslen(drv->adapter_name);
2386 if (len > 80)
2387 return -1;
2388
2389 ndis = CreateFile(DD_NDIS_DEVICE_NAME, GENERIC_READ | GENERIC_WRITE,
2390 0, NULL, OPEN_EXISTING, 0, NULL);
2391 if (ndis == INVALID_HANDLE_VALUE) {
2392 wpa_printf(MSG_DEBUG, "NDIS: Failed to open file to NDIS "
2393 "device: %d", (int) GetLastError());
2394 return -1;
2395 }
2396
2397 len++;
2398 memcpy(multi, drv->adapter_name, len * sizeof(TCHAR));
2399 memcpy(&multi[len], TEXT("NDISUIO\0"), 9 * sizeof(TCHAR));
2400 len += 9;
2401
2402 if (!DeviceIoControl(ndis, IOCTL_NDIS_REBIND_ADAPTER,
2403 multi, len * sizeof(TCHAR), NULL, 0, NULL, NULL))
2404 {
2405 wpa_printf(MSG_DEBUG, "NDIS: IOCTL_NDIS_REBIND_ADAPTER "
2406 "failed: 0x%x", (int) GetLastError());
2407 wpa_hexdump_ascii(MSG_DEBUG, "NDIS: rebind multi_sz",
2408 (u8 *) multi, len * sizeof(TCHAR));
2409 CloseHandle(ndis);
2410 return -1;
2411 }
2412
2413 CloseHandle(ndis);
2414
2415 wpa_printf(MSG_DEBUG, "NDIS: Requested NDIS rebind of NDISUIO "
2416 "protocol");
2417
2418 return 0;
2419 }
2420 #endif /* _WIN32_WCE */
2421
2422
wpa_driver_ndis_set_wzc(struct wpa_driver_ndis_data * drv,int enable)2423 static int wpa_driver_ndis_set_wzc(struct wpa_driver_ndis_data *drv,
2424 int enable)
2425 {
2426 #ifdef _WIN32_WCE
2427 HKEY hk, hk2;
2428 LONG ret;
2429 DWORD i, hnd, len;
2430 TCHAR keyname[256], devname[256];
2431
2432 #define WZC_DRIVER TEXT("Drivers\\BuiltIn\\ZeroConfig")
2433
2434 if (enable) {
2435 HANDLE h;
2436 h = ActivateDeviceEx(WZC_DRIVER, NULL, 0, NULL);
2437 if (h == INVALID_HANDLE_VALUE || h == 0) {
2438 wpa_printf(MSG_DEBUG, "NDIS: Failed to re-enable WZC "
2439 "- ActivateDeviceEx failed: %d",
2440 (int) GetLastError());
2441 return -1;
2442 }
2443
2444 wpa_printf(MSG_DEBUG, "NDIS: WZC re-enabled");
2445 return wpa_driver_ndis_rebind_adapter(drv);
2446 }
2447
2448 /*
2449 * Unfortunately, just disabling the WZC for an interface is not enough
2450 * to free NDISUIO for us, so need to disable and unload WZC completely
2451 * for now when using WinCE with NDISUIO. In addition, must request
2452 * NDISUIO protocol to be rebound to the adapter in order to free the
2453 * NDISUIO binding that WZC hold before us.
2454 */
2455
2456 /* Enumerate HKLM\Drivers\Active\* to find a handle to WZC. */
2457 ret = RegOpenKeyEx(HKEY_LOCAL_MACHINE, DEVLOAD_ACTIVE_KEY, 0, 0, &hk);
2458 if (ret != ERROR_SUCCESS) {
2459 wpa_printf(MSG_DEBUG, "NDIS: RegOpenKeyEx(DEVLOAD_ACTIVE_KEY) "
2460 "failed: %d %d", (int) ret, (int) GetLastError());
2461 return -1;
2462 }
2463
2464 for (i = 0; ; i++) {
2465 len = sizeof(keyname);
2466 ret = RegEnumKeyEx(hk, i, keyname, &len, NULL, NULL, NULL,
2467 NULL);
2468 if (ret != ERROR_SUCCESS) {
2469 wpa_printf(MSG_DEBUG, "NDIS: Could not find active "
2470 "WZC - assuming it is not running.");
2471 RegCloseKey(hk);
2472 return -1;
2473 }
2474
2475 ret = RegOpenKeyEx(hk, keyname, 0, 0, &hk2);
2476 if (ret != ERROR_SUCCESS) {
2477 wpa_printf(MSG_DEBUG, "NDIS: RegOpenKeyEx(active dev) "
2478 "failed: %d %d",
2479 (int) ret, (int) GetLastError());
2480 continue;
2481 }
2482
2483 len = sizeof(devname);
2484 ret = RegQueryValueEx(hk2, DEVLOAD_DEVKEY_VALNAME, NULL, NULL,
2485 (LPBYTE) devname, &len);
2486 if (ret != ERROR_SUCCESS) {
2487 wpa_printf(MSG_DEBUG, "NDIS: RegQueryValueEx("
2488 "DEVKEY_VALNAME) failed: %d %d",
2489 (int) ret, (int) GetLastError());
2490 RegCloseKey(hk2);
2491 continue;
2492 }
2493
2494 if (_tcscmp(devname, WZC_DRIVER) == 0)
2495 break;
2496
2497 RegCloseKey(hk2);
2498 }
2499
2500 RegCloseKey(hk);
2501
2502 /* Found WZC - get handle to it. */
2503 len = sizeof(hnd);
2504 ret = RegQueryValueEx(hk2, DEVLOAD_HANDLE_VALNAME, NULL, NULL,
2505 (PUCHAR) &hnd, &len);
2506 if (ret != ERROR_SUCCESS) {
2507 wpa_printf(MSG_DEBUG, "NDIS: RegQueryValueEx(HANDLE_VALNAME) "
2508 "failed: %d %d", (int) ret, (int) GetLastError());
2509 RegCloseKey(hk2);
2510 return -1;
2511 }
2512
2513 RegCloseKey(hk2);
2514
2515 /* Deactivate WZC */
2516 if (!DeactivateDevice((HANDLE) hnd)) {
2517 wpa_printf(MSG_DEBUG, "NDIS: DeactivateDevice failed: %d",
2518 (int) GetLastError());
2519 return -1;
2520 }
2521
2522 wpa_printf(MSG_DEBUG, "NDIS: Disabled WZC temporarily");
2523 drv->wzc_disabled = 1;
2524 return wpa_driver_ndis_rebind_adapter(drv);
2525
2526 #else /* _WIN32_WCE */
2527
2528 HMODULE hm;
2529 DWORD (WINAPI *wzc_enum_interf)(LPWSTR pSrvAddr,
2530 PINTFS_KEY_TABLE pIntfs);
2531 DWORD (WINAPI *wzc_query_interf)(LPWSTR pSrvAddr, DWORD dwInFlags,
2532 PINTF_ENTRY pIntf,
2533 LPDWORD pdwOutFlags);
2534 DWORD (WINAPI *wzc_set_interf)(LPWSTR pSrvAddr, DWORD dwInFlags,
2535 PINTF_ENTRY pIntf, LPDWORD pdwOutFlags);
2536 int ret = -1, j;
2537 DWORD res;
2538 INTFS_KEY_TABLE guids;
2539 INTF_ENTRY intf;
2540 char guid[128];
2541 WCHAR *pos;
2542 DWORD flags, i;
2543
2544 hm = LoadLibrary(TEXT("wzcsapi.dll"));
2545 if (hm == NULL) {
2546 wpa_printf(MSG_DEBUG, "NDIS: Failed to load wzcsapi.dll (%u) "
2547 "- WZC probably not running",
2548 (unsigned int) GetLastError());
2549 return -1;
2550 }
2551
2552 #ifdef _WIN32_WCE
2553 wzc_enum_interf = (void *) GetProcAddressA(hm, "WZCEnumInterfaces");
2554 wzc_query_interf = (void *) GetProcAddressA(hm, "WZCQueryInterface");
2555 wzc_set_interf = (void *) GetProcAddressA(hm, "WZCSetInterface");
2556 #else /* _WIN32_WCE */
2557 wzc_enum_interf = (void *) GetProcAddress(hm, "WZCEnumInterfaces");
2558 wzc_query_interf = (void *) GetProcAddress(hm, "WZCQueryInterface");
2559 wzc_set_interf = (void *) GetProcAddress(hm, "WZCSetInterface");
2560 #endif /* _WIN32_WCE */
2561
2562 if (wzc_enum_interf == NULL || wzc_query_interf == NULL ||
2563 wzc_set_interf == NULL) {
2564 wpa_printf(MSG_DEBUG, "NDIS: WZCEnumInterfaces, "
2565 "WZCQueryInterface, or WZCSetInterface not found "
2566 "in wzcsapi.dll");
2567 goto fail;
2568 }
2569
2570 os_memset(&guids, 0, sizeof(guids));
2571 res = wzc_enum_interf(NULL, &guids);
2572 if (res != 0) {
2573 wpa_printf(MSG_DEBUG, "NDIS: WZCEnumInterfaces failed: %d; "
2574 "WZC service is apparently not running",
2575 (int) res);
2576 goto fail;
2577 }
2578
2579 wpa_printf(MSG_DEBUG, "NDIS: WZCEnumInterfaces: %d interfaces",
2580 (int) guids.dwNumIntfs);
2581
2582 for (i = 0; i < guids.dwNumIntfs; i++) {
2583 pos = guids.pIntfs[i].wszGuid;
2584 for (j = 0; j < sizeof(guid); j++) {
2585 guid[j] = (char) *pos;
2586 if (*pos == 0)
2587 break;
2588 pos++;
2589 }
2590 guid[sizeof(guid) - 1] = '\0';
2591 wpa_printf(MSG_DEBUG, "NDIS: intfs %d GUID '%s'",
2592 (int) i, guid);
2593 if (os_strstr(drv->ifname, guid) == NULL)
2594 continue;
2595
2596 wpa_printf(MSG_DEBUG, "NDIS: Current interface found from "
2597 "WZC");
2598 break;
2599 }
2600
2601 if (i >= guids.dwNumIntfs) {
2602 wpa_printf(MSG_DEBUG, "NDIS: Current interface not found from "
2603 "WZC");
2604 goto fail;
2605 }
2606
2607 os_memset(&intf, 0, sizeof(intf));
2608 intf.wszGuid = guids.pIntfs[i].wszGuid;
2609 /* Set flags to verify that the structure has not changed. */
2610 intf.dwCtlFlags = -1;
2611 flags = 0;
2612 res = wzc_query_interf(NULL, INTFCTL_ENABLED, &intf, &flags);
2613 if (res != 0) {
2614 wpa_printf(MSG_DEBUG, "NDIS: Could not query flags for the "
2615 "WZC interface: %d (0x%x)",
2616 (int) res, (int) res);
2617 wpa_printf(MSG_DEBUG, "NDIS: GetLastError: %u",
2618 (unsigned int) GetLastError());
2619 goto fail;
2620 }
2621
2622 wpa_printf(MSG_DEBUG, "NDIS: WZC interface flags 0x%x dwCtlFlags 0x%x",
2623 (int) flags, (int) intf.dwCtlFlags);
2624
2625 if (intf.dwCtlFlags == -1) {
2626 wpa_printf(MSG_DEBUG, "NDIS: Looks like wzcsapi has changed "
2627 "again - could not disable WZC");
2628 wpa_hexdump(MSG_MSGDUMP, "NDIS: intf",
2629 (u8 *) &intf, sizeof(intf));
2630 goto fail;
2631 }
2632
2633 if (enable) {
2634 if (!(intf.dwCtlFlags & INTFCTL_ENABLED)) {
2635 wpa_printf(MSG_DEBUG, "NDIS: Enabling WZC for this "
2636 "interface");
2637 intf.dwCtlFlags |= INTFCTL_ENABLED;
2638 res = wzc_set_interf(NULL, INTFCTL_ENABLED, &intf,
2639 &flags);
2640 if (res != 0) {
2641 wpa_printf(MSG_DEBUG, "NDIS: Failed to enable "
2642 "WZC: %d (0x%x)",
2643 (int) res, (int) res);
2644 wpa_printf(MSG_DEBUG, "NDIS: GetLastError: %u",
2645 (unsigned int) GetLastError());
2646 goto fail;
2647 }
2648 wpa_printf(MSG_DEBUG, "NDIS: Re-enabled WZC for this "
2649 "interface");
2650 drv->wzc_disabled = 0;
2651 }
2652 } else {
2653 if (intf.dwCtlFlags & INTFCTL_ENABLED) {
2654 wpa_printf(MSG_DEBUG, "NDIS: Disabling WZC for this "
2655 "interface");
2656 intf.dwCtlFlags &= ~INTFCTL_ENABLED;
2657 res = wzc_set_interf(NULL, INTFCTL_ENABLED, &intf,
2658 &flags);
2659 if (res != 0) {
2660 wpa_printf(MSG_DEBUG, "NDIS: Failed to "
2661 "disable WZC: %d (0x%x)",
2662 (int) res, (int) res);
2663 wpa_printf(MSG_DEBUG, "NDIS: GetLastError: %u",
2664 (unsigned int) GetLastError());
2665 goto fail;
2666 }
2667 wpa_printf(MSG_DEBUG, "NDIS: Disabled WZC temporarily "
2668 "for this interface");
2669 drv->wzc_disabled = 1;
2670 } else {
2671 wpa_printf(MSG_DEBUG, "NDIS: WZC was not enabled for "
2672 "this interface");
2673 }
2674 }
2675
2676 ret = 0;
2677
2678 fail:
2679 FreeLibrary(hm);
2680
2681 return ret;
2682 #endif /* _WIN32_WCE */
2683 }
2684
2685 #else /* CONFIG_NATIVE_WINDOWS || __CYGWIN__ */
2686
wpa_driver_ndis_set_wzc(struct wpa_driver_ndis_data * drv,int enable)2687 static int wpa_driver_ndis_set_wzc(struct wpa_driver_ndis_data *drv,
2688 int enable)
2689 {
2690 return 0;
2691 }
2692
2693 #endif /* CONFIG_NATIVE_WINDOWS || __CYGWIN__ */
2694
2695
2696 #ifdef CONFIG_USE_NDISUIO
2697 /*
2698 * l2_packet_ndis.c is sharing the same handle to NDISUIO, so we must be able
2699 * to export this handle. This is somewhat ugly, but there is no better
2700 * mechanism available to pass data from driver interface to l2_packet wrapper.
2701 */
2702 static HANDLE driver_ndis_ndisuio_handle = INVALID_HANDLE_VALUE;
2703
driver_ndis_get_ndisuio_handle(void)2704 HANDLE driver_ndis_get_ndisuio_handle(void)
2705 {
2706 return driver_ndis_ndisuio_handle;
2707 }
2708 #endif /* CONFIG_USE_NDISUIO */
2709
2710
wpa_driver_ndis_adapter_init(struct wpa_driver_ndis_data * drv)2711 static int wpa_driver_ndis_adapter_init(struct wpa_driver_ndis_data *drv)
2712 {
2713 #ifdef CONFIG_USE_NDISUIO
2714 #ifndef _WIN32_WCE
2715 #define NDISUIO_DEVICE_NAME TEXT("\\\\.\\\\Ndisuio")
2716 DWORD written;
2717 #endif /* _WIN32_WCE */
2718 drv->ndisuio = CreateFile(NDISUIO_DEVICE_NAME,
2719 GENERIC_READ | GENERIC_WRITE, 0, NULL,
2720 OPEN_EXISTING,
2721 FILE_ATTRIBUTE_NORMAL | FILE_FLAG_OVERLAPPED,
2722 INVALID_HANDLE_VALUE);
2723 if (drv->ndisuio == INVALID_HANDLE_VALUE) {
2724 wpa_printf(MSG_ERROR, "NDIS: Failed to open connection to "
2725 "NDISUIO: %d", (int) GetLastError());
2726 return -1;
2727 }
2728 driver_ndis_ndisuio_handle = drv->ndisuio;
2729
2730 #ifndef _WIN32_WCE
2731 if (!DeviceIoControl(drv->ndisuio, IOCTL_NDISUIO_BIND_WAIT, NULL, 0,
2732 NULL, 0, &written, NULL)) {
2733 wpa_printf(MSG_ERROR, "NDIS: IOCTL_NDISUIO_BIND_WAIT failed: "
2734 "%d", (int) GetLastError());
2735 CloseHandle(drv->ndisuio);
2736 drv->ndisuio = INVALID_HANDLE_VALUE;
2737 return -1;
2738 }
2739 #endif /* _WIN32_WCE */
2740
2741 return 0;
2742 #else /* CONFIG_USE_NDISUIO */
2743 return 0;
2744 #endif /* CONFIG_USE_NDISUIO */
2745 }
2746
2747
wpa_driver_ndis_adapter_open(struct wpa_driver_ndis_data * drv)2748 static int wpa_driver_ndis_adapter_open(struct wpa_driver_ndis_data *drv)
2749 {
2750 #ifdef CONFIG_USE_NDISUIO
2751 DWORD written;
2752 #define MAX_NDIS_DEVICE_NAME_LEN 256
2753 WCHAR ifname[MAX_NDIS_DEVICE_NAME_LEN];
2754 size_t len, i, pos;
2755 const char *prefix = "\\DEVICE\\";
2756
2757 #ifdef _WIN32_WCE
2758 pos = 0;
2759 #else /* _WIN32_WCE */
2760 pos = 8;
2761 #endif /* _WIN32_WCE */
2762 len = pos + os_strlen(drv->ifname);
2763 if (len >= MAX_NDIS_DEVICE_NAME_LEN)
2764 return -1;
2765 for (i = 0; i < pos; i++)
2766 ifname[i] = (WCHAR) prefix[i];
2767 for (i = pos; i < len; i++)
2768 ifname[i] = (WCHAR) drv->ifname[i - pos];
2769 ifname[i] = L'\0';
2770
2771 if (!DeviceIoControl(drv->ndisuio, IOCTL_NDISUIO_OPEN_DEVICE,
2772 ifname, len * sizeof(WCHAR), NULL, 0, &written,
2773 NULL)) {
2774 wpa_printf(MSG_ERROR, "NDIS: IOCTL_NDISUIO_OPEN_DEVICE "
2775 "failed: %d", (int) GetLastError());
2776 wpa_hexdump_ascii(MSG_DEBUG, "NDIS: ifname",
2777 (const u8 *) ifname, len * sizeof(WCHAR));
2778 CloseHandle(drv->ndisuio);
2779 drv->ndisuio = INVALID_HANDLE_VALUE;
2780 return -1;
2781 }
2782
2783 wpa_printf(MSG_DEBUG, "NDIS: Opened NDISUIO device successfully");
2784
2785 return 0;
2786 #else /* CONFIG_USE_NDISUIO */
2787 char ifname[128];
2788 os_snprintf(ifname, sizeof(ifname), "\\Device\\NPF_%s", drv->ifname);
2789 drv->adapter = PacketOpenAdapter(ifname);
2790 if (drv->adapter == NULL) {
2791 wpa_printf(MSG_DEBUG, "NDIS: PacketOpenAdapter failed for "
2792 "'%s'", ifname);
2793 return -1;
2794 }
2795 return 0;
2796 #endif /* CONFIG_USE_NDISUIO */
2797 }
2798
2799
wpa_driver_ndis_adapter_close(struct wpa_driver_ndis_data * drv)2800 static void wpa_driver_ndis_adapter_close(struct wpa_driver_ndis_data *drv)
2801 {
2802 #ifdef CONFIG_USE_NDISUIO
2803 driver_ndis_ndisuio_handle = INVALID_HANDLE_VALUE;
2804 if (drv->ndisuio != INVALID_HANDLE_VALUE)
2805 CloseHandle(drv->ndisuio);
2806 #else /* CONFIG_USE_NDISUIO */
2807 if (drv->adapter)
2808 PacketCloseAdapter(drv->adapter);
2809 #endif /* CONFIG_USE_NDISUIO */
2810 }
2811
2812
ndis_add_multicast(struct wpa_driver_ndis_data * drv)2813 static int ndis_add_multicast(struct wpa_driver_ndis_data *drv)
2814 {
2815 if (ndis_set_oid(drv, OID_802_3_MULTICAST_LIST,
2816 (const char *) pae_group_addr, ETH_ALEN) < 0) {
2817 wpa_printf(MSG_DEBUG, "NDIS: Failed to add PAE group address "
2818 "to the multicast list");
2819 return -1;
2820 }
2821
2822 return 0;
2823 }
2824
2825
wpa_driver_ndis_init(void * ctx,const char * ifname)2826 static void * wpa_driver_ndis_init(void *ctx, const char *ifname)
2827 {
2828 struct wpa_driver_ndis_data *drv;
2829 u32 mode;
2830
2831 drv = os_zalloc(sizeof(*drv));
2832 if (drv == NULL)
2833 return NULL;
2834 drv->ctx = ctx;
2835 /*
2836 * Compatibility code to strip possible prefix from the GUID. Previous
2837 * versions include \Device\NPF_ prefix for all names, but the internal
2838 * interface name is now only the GUI. Both Packet32 and NDISUIO
2839 * prefixes are supported.
2840 */
2841 if (os_strncmp(ifname, "\\Device\\NPF_", 12) == 0)
2842 ifname += 12;
2843 else if (os_strncmp(ifname, "\\DEVICE\\", 8) == 0)
2844 ifname += 8;
2845 os_strlcpy(drv->ifname, ifname, sizeof(drv->ifname));
2846
2847 if (wpa_driver_ndis_adapter_init(drv) < 0) {
2848 os_free(drv);
2849 return NULL;
2850 }
2851
2852 if (wpa_driver_ndis_get_names(drv) < 0) {
2853 wpa_driver_ndis_adapter_close(drv);
2854 os_free(drv);
2855 return NULL;
2856 }
2857
2858 wpa_driver_ndis_set_wzc(drv, 0);
2859
2860 if (wpa_driver_ndis_adapter_open(drv) < 0) {
2861 wpa_driver_ndis_adapter_close(drv);
2862 os_free(drv);
2863 return NULL;
2864 }
2865
2866 if (ndis_get_oid(drv, OID_802_3_CURRENT_ADDRESS,
2867 (char *) drv->own_addr, ETH_ALEN) < 0) {
2868 wpa_printf(MSG_DEBUG, "NDIS: Get OID_802_3_CURRENT_ADDRESS "
2869 "failed");
2870 wpa_driver_ndis_adapter_close(drv);
2871 os_free(drv);
2872 return NULL;
2873 }
2874 wpa_driver_ndis_get_capability(drv);
2875
2876 /* Make sure that the driver does not have any obsolete PMKID entries.
2877 */
2878 wpa_driver_ndis_flush_pmkid(drv);
2879
2880 /*
2881 * Disconnect to make sure that driver re-associates if it was
2882 * connected.
2883 */
2884 wpa_driver_ndis_disconnect(drv);
2885
2886 eloop_register_timeout(1, 0, wpa_driver_ndis_poll_timeout, drv, NULL);
2887
2888 #ifdef CONFIG_NDIS_EVENTS_INTEGRATED
2889 drv->events = ndis_events_init(&drv->events_pipe, &drv->event_avail,
2890 drv->ifname, drv->adapter_desc);
2891 if (drv->events == NULL) {
2892 wpa_driver_ndis_deinit(drv);
2893 return NULL;
2894 }
2895 eloop_register_event(drv->event_avail, sizeof(drv->event_avail),
2896 wpa_driver_ndis_event_pipe_cb, drv, NULL);
2897 #endif /* CONFIG_NDIS_EVENTS_INTEGRATED */
2898
2899 #ifdef _WIN32_WCE
2900 if (ndisuio_notification_init(drv) < 0) {
2901 wpa_driver_ndis_deinit(drv);
2902 return NULL;
2903 }
2904 #endif /* _WIN32_WCE */
2905
2906 /* Set mode here in case card was configured for ad-hoc mode
2907 * previously. */
2908 mode = Ndis802_11Infrastructure;
2909 if (ndis_set_oid(drv, OID_802_11_INFRASTRUCTURE_MODE,
2910 (char *) &mode, sizeof(mode)) < 0) {
2911 char buf[8];
2912 int res;
2913 wpa_printf(MSG_DEBUG, "NDIS: Failed to set "
2914 "OID_802_11_INFRASTRUCTURE_MODE (%d)",
2915 (int) mode);
2916 /* Try to continue anyway */
2917
2918 res = ndis_get_oid(drv, OID_DOT11_CURRENT_OPERATION_MODE, buf,
2919 sizeof(buf));
2920 if (res > 0) {
2921 wpa_printf(MSG_INFO, "NDIS: The driver seems to use "
2922 "Native 802.11 OIDs. These are not yet "
2923 "fully supported.");
2924 drv->native80211 = 1;
2925 } else if (!drv->has_capability || drv->capa.enc == 0) {
2926 /*
2927 * Note: This will also happen with NDIS 6 drivers with
2928 * Vista.
2929 */
2930 wpa_printf(MSG_DEBUG, "NDIS: Driver did not provide "
2931 "any wireless capabilities - assume it is "
2932 "a wired interface");
2933 drv->wired = 1;
2934 drv->capa.flags |= WPA_DRIVER_FLAGS_WIRED;
2935 drv->has_capability = 1;
2936 ndis_add_multicast(drv);
2937 }
2938 }
2939
2940 return drv;
2941 }
2942
2943
wpa_driver_ndis_deinit(void * priv)2944 static void wpa_driver_ndis_deinit(void *priv)
2945 {
2946 struct wpa_driver_ndis_data *drv = priv;
2947
2948 #ifdef CONFIG_NDIS_EVENTS_INTEGRATED
2949 if (drv->events) {
2950 eloop_unregister_event(drv->event_avail,
2951 sizeof(drv->event_avail));
2952 ndis_events_deinit(drv->events);
2953 }
2954 #endif /* CONFIG_NDIS_EVENTS_INTEGRATED */
2955
2956 #ifdef _WIN32_WCE
2957 ndisuio_notification_deinit(drv);
2958 #endif /* _WIN32_WCE */
2959
2960 eloop_cancel_timeout(wpa_driver_ndis_scan_timeout, drv, drv->ctx);
2961 eloop_cancel_timeout(wpa_driver_ndis_poll_timeout, drv, NULL);
2962 wpa_driver_ndis_flush_pmkid(drv);
2963 wpa_driver_ndis_disconnect(drv);
2964 if (wpa_driver_ndis_radio_off(drv) < 0) {
2965 wpa_printf(MSG_DEBUG, "NDIS: failed to disassociate and turn "
2966 "radio off");
2967 }
2968
2969 wpa_driver_ndis_adapter_close(drv);
2970
2971 if (drv->wzc_disabled)
2972 wpa_driver_ndis_set_wzc(drv, 1);
2973
2974 #ifdef _WIN32_WCE
2975 os_free(drv->adapter_name);
2976 #endif /* _WIN32_WCE */
2977 os_free(drv->adapter_desc);
2978 os_free(drv);
2979 }
2980
2981
2982 static struct wpa_interface_info *
wpa_driver_ndis_get_interfaces(void * global_priv)2983 wpa_driver_ndis_get_interfaces(void *global_priv)
2984 {
2985 struct wpa_interface_info *iface = NULL, *niface;
2986
2987 #ifdef CONFIG_USE_NDISUIO
2988 NDISUIO_QUERY_BINDING *b;
2989 size_t blen = sizeof(*b) + 1024;
2990 int i, error;
2991 DWORD written;
2992 char name[256], desc[256];
2993 WCHAR *pos;
2994 size_t j, len;
2995 HANDLE ndisuio;
2996
2997 ndisuio = CreateFile(NDISUIO_DEVICE_NAME,
2998 GENERIC_READ | GENERIC_WRITE, 0, NULL,
2999 OPEN_EXISTING,
3000 FILE_ATTRIBUTE_NORMAL | FILE_FLAG_OVERLAPPED,
3001 INVALID_HANDLE_VALUE);
3002 if (ndisuio == INVALID_HANDLE_VALUE) {
3003 wpa_printf(MSG_ERROR, "NDIS: Failed to open connection to "
3004 "NDISUIO: %d", (int) GetLastError());
3005 return NULL;
3006 }
3007
3008 #ifndef _WIN32_WCE
3009 if (!DeviceIoControl(ndisuio, IOCTL_NDISUIO_BIND_WAIT, NULL, 0,
3010 NULL, 0, &written, NULL)) {
3011 wpa_printf(MSG_ERROR, "NDIS: IOCTL_NDISUIO_BIND_WAIT failed: "
3012 "%d", (int) GetLastError());
3013 CloseHandle(ndisuio);
3014 return NULL;
3015 }
3016 #endif /* _WIN32_WCE */
3017
3018 b = os_malloc(blen);
3019 if (b == NULL) {
3020 CloseHandle(ndisuio);
3021 return NULL;
3022 }
3023
3024 for (i = 0; ; i++) {
3025 os_memset(b, 0, blen);
3026 b->BindingIndex = i;
3027 if (!DeviceIoControl(ndisuio, IOCTL_NDISUIO_QUERY_BINDING,
3028 b, sizeof(NDISUIO_QUERY_BINDING), b, blen,
3029 &written, NULL)) {
3030 error = (int) GetLastError();
3031 if (error == ERROR_NO_MORE_ITEMS)
3032 break;
3033 wpa_printf(MSG_DEBUG, "IOCTL_NDISUIO_QUERY_BINDING "
3034 "failed: %d", error);
3035 break;
3036 }
3037
3038 pos = (WCHAR *) ((char *) b + b->DeviceNameOffset);
3039 len = b->DeviceNameLength;
3040 if (len >= sizeof(name))
3041 len = sizeof(name) - 1;
3042 for (j = 0; j < len; j++)
3043 name[j] = (char) pos[j];
3044 name[len] = '\0';
3045
3046 pos = (WCHAR *) ((char *) b + b->DeviceDescrOffset);
3047 len = b->DeviceDescrLength;
3048 if (len >= sizeof(desc))
3049 len = sizeof(desc) - 1;
3050 for (j = 0; j < len; j++)
3051 desc[j] = (char) pos[j];
3052 desc[len] = '\0';
3053
3054 wpa_printf(MSG_DEBUG, "NDIS: %d - %s - %s", i, name, desc);
3055
3056 niface = os_zalloc(sizeof(*niface));
3057 if (niface == NULL)
3058 break;
3059 niface->drv_name = "ndis";
3060 if (os_strncmp(name, "\\DEVICE\\", 8) == 0)
3061 niface->ifname = os_strdup(name + 8);
3062 else
3063 niface->ifname = os_strdup(name);
3064 if (niface->ifname == NULL) {
3065 os_free(niface);
3066 break;
3067 }
3068 niface->desc = os_strdup(desc);
3069 niface->next = iface;
3070 iface = niface;
3071 }
3072
3073 os_free(b);
3074 CloseHandle(ndisuio);
3075 #else /* CONFIG_USE_NDISUIO */
3076 PTSTR _names;
3077 char *names, *pos, *pos2;
3078 ULONG len;
3079 BOOLEAN res;
3080 char *name[MAX_ADAPTERS];
3081 char *desc[MAX_ADAPTERS];
3082 int num_name, num_desc, i;
3083
3084 wpa_printf(MSG_DEBUG, "NDIS: Packet.dll version: %s",
3085 PacketGetVersion());
3086
3087 len = 8192;
3088 _names = os_zalloc(len);
3089 if (_names == NULL)
3090 return NULL;
3091
3092 res = PacketGetAdapterNames(_names, &len);
3093 if (!res && len > 8192) {
3094 os_free(_names);
3095 _names = os_zalloc(len);
3096 if (_names == NULL)
3097 return NULL;
3098 res = PacketGetAdapterNames(_names, &len);
3099 }
3100
3101 if (!res) {
3102 wpa_printf(MSG_ERROR, "NDIS: Failed to get adapter list "
3103 "(PacketGetAdapterNames)");
3104 os_free(_names);
3105 return NULL;
3106 }
3107
3108 names = (char *) _names;
3109 if (names[0] && names[1] == '\0' && names[2] && names[3] == '\0') {
3110 wpa_printf(MSG_DEBUG, "NDIS: Looks like adapter names are in "
3111 "UNICODE");
3112 /* Convert to ASCII */
3113 pos2 = pos = names;
3114 while (pos2 < names + len) {
3115 if (pos2[0] == '\0' && pos2[1] == '\0' &&
3116 pos2[2] == '\0' && pos2[3] == '\0') {
3117 pos2 += 4;
3118 break;
3119 }
3120 *pos++ = pos2[0];
3121 pos2 += 2;
3122 }
3123 os_memcpy(pos + 2, names, pos - names);
3124 pos += 2;
3125 } else
3126 pos = names;
3127
3128 num_name = 0;
3129 while (pos < names + len) {
3130 name[num_name] = pos;
3131 while (*pos && pos < names + len)
3132 pos++;
3133 if (pos + 1 >= names + len) {
3134 os_free(names);
3135 return NULL;
3136 }
3137 pos++;
3138 num_name++;
3139 if (num_name >= MAX_ADAPTERS) {
3140 wpa_printf(MSG_DEBUG, "NDIS: Too many adapters");
3141 os_free(names);
3142 return NULL;
3143 }
3144 if (*pos == '\0') {
3145 wpa_printf(MSG_DEBUG, "NDIS: %d adapter names found",
3146 num_name);
3147 pos++;
3148 break;
3149 }
3150 }
3151
3152 num_desc = 0;
3153 while (pos < names + len) {
3154 desc[num_desc] = pos;
3155 while (*pos && pos < names + len)
3156 pos++;
3157 if (pos + 1 >= names + len) {
3158 os_free(names);
3159 return NULL;
3160 }
3161 pos++;
3162 num_desc++;
3163 if (num_desc >= MAX_ADAPTERS) {
3164 wpa_printf(MSG_DEBUG, "NDIS: Too many adapter "
3165 "descriptions");
3166 os_free(names);
3167 return NULL;
3168 }
3169 if (*pos == '\0') {
3170 wpa_printf(MSG_DEBUG, "NDIS: %d adapter descriptions "
3171 "found", num_name);
3172 pos++;
3173 break;
3174 }
3175 }
3176
3177 /*
3178 * Windows 98 with Packet.dll 3.0 alpha3 does not include adapter
3179 * descriptions. Fill in dummy descriptors to work around this.
3180 */
3181 while (num_desc < num_name)
3182 desc[num_desc++] = "dummy description";
3183
3184 if (num_name != num_desc) {
3185 wpa_printf(MSG_DEBUG, "NDIS: mismatch in adapter name and "
3186 "description counts (%d != %d)",
3187 num_name, num_desc);
3188 os_free(names);
3189 return NULL;
3190 }
3191
3192 for (i = 0; i < num_name; i++) {
3193 niface = os_zalloc(sizeof(*niface));
3194 if (niface == NULL)
3195 break;
3196 niface->drv_name = "ndis";
3197 if (os_strncmp(name[i], "\\Device\\NPF_", 12) == 0)
3198 niface->ifname = os_strdup(name[i] + 12);
3199 else
3200 niface->ifname = os_strdup(name[i]);
3201 if (niface->ifname == NULL) {
3202 os_free(niface);
3203 break;
3204 }
3205 niface->desc = os_strdup(desc[i]);
3206 niface->next = iface;
3207 iface = niface;
3208 }
3209
3210 #endif /* CONFIG_USE_NDISUIO */
3211
3212 return iface;
3213 }
3214
3215
3216 const struct wpa_driver_ops wpa_driver_ndis_ops = {
3217 "ndis",
3218 "Windows NDIS driver",
3219 wpa_driver_ndis_get_bssid,
3220 wpa_driver_ndis_get_ssid,
3221 wpa_driver_ndis_set_key,
3222 wpa_driver_ndis_init,
3223 wpa_driver_ndis_deinit,
3224 NULL /* set_param */,
3225 NULL /* set_countermeasures */,
3226 wpa_driver_ndis_deauthenticate,
3227 wpa_driver_ndis_disassociate,
3228 wpa_driver_ndis_associate,
3229 wpa_driver_ndis_add_pmkid,
3230 wpa_driver_ndis_remove_pmkid,
3231 wpa_driver_ndis_flush_pmkid,
3232 wpa_driver_ndis_get_capa,
3233 wpa_driver_ndis_poll,
3234 wpa_driver_ndis_get_ifname,
3235 wpa_driver_ndis_get_mac_addr,
3236 NULL /* send_eapol */,
3237 NULL /* set_operstate */,
3238 NULL /* mlme_setprotection */,
3239 NULL /* get_hw_feature_data */,
3240 NULL /* set_channel */,
3241 NULL /* set_ssid */,
3242 NULL /* set_bssid */,
3243 NULL /* send_mlme */,
3244 NULL /* mlme_add_sta */,
3245 NULL /* mlme_remove_sta */,
3246 NULL /* update_ft_ies */,
3247 NULL /* send_ft_action */,
3248 wpa_driver_ndis_get_scan_results,
3249 NULL /* set_country */,
3250 NULL /* global_init */,
3251 NULL /* global_deinit */,
3252 NULL /* init2 */,
3253 wpa_driver_ndis_get_interfaces,
3254 wpa_driver_ndis_scan,
3255 NULL /* authenticate */,
3256 NULL /* set_beacon */,
3257 NULL /* hapd_init */,
3258 NULL /* hapd_deinit */,
3259 NULL /* set_ieee8021x */,
3260 NULL /* set_privacy */,
3261 NULL /* get_seqnum */,
3262 NULL /* flush */,
3263 NULL /* set_generic_elem */,
3264 NULL /* read_sta_data */,
3265 NULL /* hapd_send_eapol */,
3266 NULL /* sta_deauth */,
3267 NULL /* sta_disassoc */,
3268 NULL /* sta_remove */,
3269 NULL /* hapd_get_ssid */,
3270 NULL /* hapd_set_ssid */,
3271 NULL /* hapd_set_countermeasures */,
3272 NULL /* sta_add */,
3273 NULL /* get_inact_sec */,
3274 NULL /* sta_clear_stats */,
3275 NULL /* set_freq */,
3276 NULL /* set_rts */,
3277 NULL /* set_frag */,
3278 NULL /* sta_set_flags */,
3279 NULL /* set_rate_sets */,
3280 NULL /* set_cts_protect */,
3281 NULL /* set_preamble */,
3282 NULL /* set_short_slot_time */,
3283 NULL /* set_tx_queue_params */,
3284 NULL /* valid_bss_mask */,
3285 NULL /* if_add */,
3286 NULL /* if_remove */,
3287 NULL /* set_sta_vlan */,
3288 NULL /* commit */,
3289 NULL /* send_ether */,
3290 NULL /* set_radius_acl_auth */,
3291 NULL /* set_radius_acl_expire */,
3292 NULL /* set_ht_params */,
3293 NULL /* set_ap_wps_ie */,
3294 NULL /* set_supp_port */,
3295 NULL /* set_wds_sta */,
3296 NULL /* send_action */,
3297 NULL /* send_action_cancel_wait */,
3298 NULL /* remain_on_channel */,
3299 NULL /* cancel_remain_on_channel */,
3300 NULL /* probe_req_report */,
3301 NULL /* disable_11b_rates */,
3302 NULL /* deinit_ap */,
3303 NULL /* suspend */,
3304 NULL /* resume */,
3305 NULL /* signal_monitor */,
3306 NULL /* send_frame */,
3307 NULL /* shared_freq */,
3308 NULL /* get_noa */,
3309 NULL /* set_noa */,
3310 NULL /* set_p2p_powersave */,
3311 NULL /* ampdu */,
3312 NULL /* set_intra_bss */,
3313 NULL /* get_radio_name */,
3314 NULL /* p2p_find */,
3315 NULL /* p2p_stop_find */,
3316 NULL /* p2p_listen */,
3317 NULL /* p2p_connect */,
3318 NULL /* wps_success_cb */,
3319 NULL /* p2p_group_formation_failed */,
3320 NULL /* p2p_set_params */,
3321 NULL /* p2p_prov_disc_req */,
3322 NULL /* p2p_sd_request */,
3323 NULL /* p2p_sd_cancel_request */,
3324 NULL /* p2p_sd_response */,
3325 NULL /* p2p_service_update */,
3326 NULL /* p2p_reject */,
3327 NULL /* p2p_invite */,
3328 NULL /* send_tdls_mgmt */,
3329 NULL /* tdls_oper */,
3330 NULL /* signal_poll */
3331 };
3332