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MFC: An off-by-one malloc size was corrupting the installer's memory,
[dragonfly.git] / contrib / wpa_supplicant-0.5.8 / driver_ndis.c
blob16e051e94a3e1be20a22b1ac364722aec9c9e400
1 /*
2 * WPA Supplicant - Windows/NDIS driver interface
3 * Copyright (c) 2004-2006, 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 #include <ntddndis.h>
29
30 #ifdef _WIN32_WCE
31 #include <winioctl.h>
32 #include <nuiouser.h>
33 #include <devload.h>
34 #endif /* _WIN32_WCE */
35
36 #include "common.h"
37 #include "driver.h"
38 #include "wpa_supplicant.h"
39 #include "l2_packet.h"
40 #include "eloop.h"
41 #include "wpa.h"
42 #include "driver_ndis.h"
43
44 int wpa_driver_register_event_cb(struct wpa_driver_ndis_data *drv);
45 void wpa_driver_ndis_event_pipe_cb(void *eloop_data, void *user_data);
46
47 static void wpa_driver_ndis_deinit(void *priv);
48 static void wpa_driver_ndis_poll(void *drv);
49 static void wpa_driver_ndis_poll_timeout(void *eloop_ctx, void *timeout_ctx);
50 static int wpa_driver_ndis_adapter_init(struct wpa_driver_ndis_data *drv);
51 static int wpa_driver_ndis_adapter_open(struct wpa_driver_ndis_data *drv);
52 static void wpa_driver_ndis_adapter_close(struct wpa_driver_ndis_data *drv);
53
54
55 /* FIX: to be removed once this can be compiled with the complete NDIS
56 * header files */
57 #ifndef OID_802_11_BSSID
58 #define OID_802_11_BSSID 0x0d010101
59 #define OID_802_11_SSID 0x0d010102
60 #define OID_802_11_INFRASTRUCTURE_MODE 0x0d010108
61 #define OID_802_11_ADD_WEP 0x0D010113
62 #define OID_802_11_REMOVE_WEP 0x0D010114
63 #define OID_802_11_DISASSOCIATE 0x0D010115
64 #define OID_802_11_BSSID_LIST 0x0d010217
65 #define OID_802_11_AUTHENTICATION_MODE 0x0d010118
66 #define OID_802_11_PRIVACY_FILTER 0x0d010119
67 #define OID_802_11_BSSID_LIST_SCAN 0x0d01011A
68 #define OID_802_11_WEP_STATUS 0x0d01011B
69 #define OID_802_11_ENCRYPTION_STATUS OID_802_11_WEP_STATUS
70 #define OID_802_11_ADD_KEY 0x0d01011D
71 #define OID_802_11_REMOVE_KEY 0x0d01011E
72 #define OID_802_11_ASSOCIATION_INFORMATION 0x0d01011F
73 #define OID_802_11_TEST 0x0d010120
74 #define OID_802_11_CAPABILITY 0x0d010122
75 #define OID_802_11_PMKID 0x0d010123
76
77 #define NDIS_802_11_LENGTH_SSID 32
78 #define NDIS_802_11_LENGTH_RATES 8
79 #define NDIS_802_11_LENGTH_RATES_EX 16
80
81 typedef UCHAR NDIS_802_11_MAC_ADDRESS[6];
82
83 typedef struct NDIS_802_11_SSID {
84 ULONG SsidLength;
85 UCHAR Ssid[NDIS_802_11_LENGTH_SSID];
86 } NDIS_802_11_SSID;
87
88 typedef LONG NDIS_802_11_RSSI;
89
90 typedef enum NDIS_802_11_NETWORK_TYPE {
91 Ndis802_11FH,
92 Ndis802_11DS,
93 Ndis802_11OFDM5,
94 Ndis802_11OFDM24,
95 Ndis802_11NetworkTypeMax
96 } NDIS_802_11_NETWORK_TYPE;
97
98 typedef struct NDIS_802_11_CONFIGURATION_FH {
99 ULONG Length;
100 ULONG HopPattern;
101 ULONG HopSet;
102 ULONG DwellTime;
103 } NDIS_802_11_CONFIGURATION_FH;
104
105 typedef struct NDIS_802_11_CONFIGURATION {
106 ULONG Length;
107 ULONG BeaconPeriod;
108 ULONG ATIMWindow;
109 ULONG DSConfig;
110 NDIS_802_11_CONFIGURATION_FH FHConfig;
111 } NDIS_802_11_CONFIGURATION;
112
113 typedef enum NDIS_802_11_NETWORK_INFRASTRUCTURE {
114 Ndis802_11IBSS,
115 Ndis802_11Infrastructure,
116 Ndis802_11AutoUnknown,
117 Ndis802_11InfrastructureMax
118 } NDIS_802_11_NETWORK_INFRASTRUCTURE;
119
120 typedef enum NDIS_802_11_AUTHENTICATION_MODE {
121 Ndis802_11AuthModeOpen,
122 Ndis802_11AuthModeShared,
123 Ndis802_11AuthModeAutoSwitch,
124 Ndis802_11AuthModeWPA,
125 Ndis802_11AuthModeWPAPSK,
126 Ndis802_11AuthModeWPANone,
127 Ndis802_11AuthModeWPA2,
128 Ndis802_11AuthModeWPA2PSK,
129 Ndis802_11AuthModeMax
130 } NDIS_802_11_AUTHENTICATION_MODE;
131
132 typedef enum NDIS_802_11_WEP_STATUS {
133 Ndis802_11WEPEnabled,
134 Ndis802_11Encryption1Enabled = Ndis802_11WEPEnabled,
135 Ndis802_11WEPDisabled,
136 Ndis802_11EncryptionDisabled = Ndis802_11WEPDisabled,
137 Ndis802_11WEPKeyAbsent,
138 Ndis802_11Encryption1KeyAbsent = Ndis802_11WEPKeyAbsent,
139 Ndis802_11WEPNotSupported,
140 Ndis802_11EncryptionNotSupported = Ndis802_11WEPNotSupported,
141 Ndis802_11Encryption2Enabled,
142 Ndis802_11Encryption2KeyAbsent,
143 Ndis802_11Encryption3Enabled,
144 Ndis802_11Encryption3KeyAbsent
145 } NDIS_802_11_WEP_STATUS, NDIS_802_11_ENCRYPTION_STATUS;
146
147 typedef enum NDIS_802_11_PRIVACY_FILTER {
148 Ndis802_11PrivFilterAcceptAll,
149 Ndis802_11PrivFilter8021xWEP
150 } NDIS_802_11_PRIVACY_FILTER;
151
152 typedef UCHAR NDIS_802_11_RATES[NDIS_802_11_LENGTH_RATES];
153 typedef UCHAR NDIS_802_11_RATES_EX[NDIS_802_11_LENGTH_RATES_EX];
154
155 typedef struct NDIS_WLAN_BSSID_EX {
156 ULONG Length;
157 NDIS_802_11_MAC_ADDRESS MacAddress; /* BSSID */
158 UCHAR Reserved[2];
159 NDIS_802_11_SSID Ssid;
160 ULONG Privacy;
161 NDIS_802_11_RSSI Rssi;
162 NDIS_802_11_NETWORK_TYPE NetworkTypeInUse;
163 NDIS_802_11_CONFIGURATION Configuration;
164 NDIS_802_11_NETWORK_INFRASTRUCTURE InfrastructureMode;
165 NDIS_802_11_RATES_EX SupportedRates;
166 ULONG IELength;
167 UCHAR IEs[1];
168 } NDIS_WLAN_BSSID_EX;
169
170 typedef struct NDIS_802_11_BSSID_LIST_EX {
171 ULONG NumberOfItems;
172 NDIS_WLAN_BSSID_EX Bssid[1];
173 } NDIS_802_11_BSSID_LIST_EX;
174
175 typedef struct NDIS_802_11_FIXED_IEs {
176 UCHAR Timestamp[8];
177 USHORT BeaconInterval;
178 USHORT Capabilities;
179 } NDIS_802_11_FIXED_IEs;
180
181 typedef struct NDIS_802_11_WEP {
182 ULONG Length;
183 ULONG KeyIndex;
184 ULONG KeyLength;
185 UCHAR KeyMaterial[1];
186 } NDIS_802_11_WEP;
187
188 typedef ULONG NDIS_802_11_KEY_INDEX;
189 typedef ULONGLONG NDIS_802_11_KEY_RSC;
190
191 typedef struct NDIS_802_11_KEY {
192 ULONG Length;
193 ULONG KeyIndex;
194 ULONG KeyLength;
195 NDIS_802_11_MAC_ADDRESS BSSID;
196 NDIS_802_11_KEY_RSC KeyRSC;
197 UCHAR KeyMaterial[1];
198 } NDIS_802_11_KEY;
199
200 typedef struct NDIS_802_11_REMOVE_KEY {
201 ULONG Length;
202 ULONG KeyIndex;
203 NDIS_802_11_MAC_ADDRESS BSSID;
204 } NDIS_802_11_REMOVE_KEY;
205
206 typedef struct NDIS_802_11_AI_REQFI {
207 USHORT Capabilities;
208 USHORT ListenInterval;
209 NDIS_802_11_MAC_ADDRESS CurrentAPAddress;
210 } NDIS_802_11_AI_REQFI;
211
212 typedef struct NDIS_802_11_AI_RESFI {
213 USHORT Capabilities;
214 USHORT StatusCode;
215 USHORT AssociationId;
216 } NDIS_802_11_AI_RESFI;
217
218 typedef struct NDIS_802_11_ASSOCIATION_INFORMATION {
219 ULONG Length;
220 USHORT AvailableRequestFixedIEs;
221 NDIS_802_11_AI_REQFI RequestFixedIEs;
222 ULONG RequestIELength;
223 ULONG OffsetRequestIEs;
224 USHORT AvailableResponseFixedIEs;
225 NDIS_802_11_AI_RESFI ResponseFixedIEs;
226 ULONG ResponseIELength;
227 ULONG OffsetResponseIEs;
228 } NDIS_802_11_ASSOCIATION_INFORMATION;
229
230 typedef struct NDIS_802_11_AUTHENTICATION_ENCRYPTION {
231 NDIS_802_11_AUTHENTICATION_MODE AuthModeSupported;
232 NDIS_802_11_ENCRYPTION_STATUS EncryptStatusSupported;
233 } NDIS_802_11_AUTHENTICATION_ENCRYPTION;
234
235 typedef struct NDIS_802_11_CAPABILITY {
236 ULONG Length;
237 ULONG Version;
238 ULONG NoOfPMKIDs;
239 ULONG NoOfAuthEncryptPairsSupported;
240 NDIS_802_11_AUTHENTICATION_ENCRYPTION
241 AuthenticationEncryptionSupported[1];
242 } NDIS_802_11_CAPABILITY;
243
244 typedef UCHAR NDIS_802_11_PMKID_VALUE[16];
245
246 typedef struct BSSID_INFO {
247 NDIS_802_11_MAC_ADDRESS BSSID;
248 NDIS_802_11_PMKID_VALUE PMKID;
249 } BSSID_INFO;
250
251 typedef struct NDIS_802_11_PMKID {
252 ULONG Length;
253 ULONG BSSIDInfoCount;
254 BSSID_INFO BSSIDInfo[1];
255 } NDIS_802_11_PMKID;
256
257 typedef enum NDIS_802_11_STATUS_TYPE {
258 Ndis802_11StatusType_Authentication,
259 Ndis802_11StatusType_PMKID_CandidateList = 2,
260 Ndis802_11StatusTypeMax
261 } NDIS_802_11_STATUS_TYPE;
262
263 typedef struct NDIS_802_11_STATUS_INDICATION {
264 NDIS_802_11_STATUS_TYPE StatusType;
265 } NDIS_802_11_STATUS_INDICATION;
266
267 typedef struct PMKID_CANDIDATE {
268 NDIS_802_11_MAC_ADDRESS BSSID;
269 ULONG Flags;
270 } PMKID_CANDIDATE;
271
272 #define NDIS_802_11_PMKID_CANDIDATE_PREAUTH_ENABLED 0x01
273
274 typedef struct NDIS_802_11_PMKID_CANDIDATE_LIST {
275 ULONG Version;
276 ULONG NumCandidates;
277 PMKID_CANDIDATE CandidateList[1];
278 } NDIS_802_11_PMKID_CANDIDATE_LIST;
279
280 typedef struct NDIS_802_11_AUTHENTICATION_REQUEST {
281 ULONG Length;
282 NDIS_802_11_MAC_ADDRESS Bssid;
283 ULONG Flags;
284 } NDIS_802_11_AUTHENTICATION_REQUEST;
285
286 #define NDIS_802_11_AUTH_REQUEST_REAUTH 0x01
287 #define NDIS_802_11_AUTH_REQUEST_KEYUPDATE 0x02
288 #define NDIS_802_11_AUTH_REQUEST_PAIRWISE_ERROR 0x06
289 #define NDIS_802_11_AUTH_REQUEST_GROUP_ERROR 0x0E
290
291 #endif /* OID_802_11_BSSID */
292
293
294 #ifndef OID_802_11_PMKID
295 /* Platform SDK for XP did not include WPA2, so add needed definitions */
296
297 #define OID_802_11_CAPABILITY 0x0d010122
298 #define OID_802_11_PMKID 0x0d010123
299
300 #define Ndis802_11AuthModeWPA2 6
301 #define Ndis802_11AuthModeWPA2PSK 7
302
303 #define Ndis802_11StatusType_PMKID_CandidateList 2
304
305 typedef struct NDIS_802_11_AUTHENTICATION_ENCRYPTION {
306 NDIS_802_11_AUTHENTICATION_MODE AuthModeSupported;
307 NDIS_802_11_ENCRYPTION_STATUS EncryptStatusSupported;
308 } NDIS_802_11_AUTHENTICATION_ENCRYPTION;
309
310 typedef struct NDIS_802_11_CAPABILITY {
311 ULONG Length;
312 ULONG Version;
313 ULONG NoOfPMKIDs;
314 ULONG NoOfAuthEncryptPairsSupported;
315 NDIS_802_11_AUTHENTICATION_ENCRYPTION
316 AuthenticationEncryptionSupported[1];
317 } NDIS_802_11_CAPABILITY;
318
319 typedef UCHAR NDIS_802_11_PMKID_VALUE[16];
320
321 typedef struct BSSID_INFO {
322 NDIS_802_11_MAC_ADDRESS BSSID;
323 NDIS_802_11_PMKID_VALUE PMKID;
324 } BSSID_INFO;
325
326 typedef struct NDIS_802_11_PMKID {
327 ULONG Length;
328 ULONG BSSIDInfoCount;
329 BSSID_INFO BSSIDInfo[1];
330 } NDIS_802_11_PMKID;
331
332 typedef struct PMKID_CANDIDATE {
333 NDIS_802_11_MAC_ADDRESS BSSID;
334 ULONG Flags;
335 } PMKID_CANDIDATE;
336
337 #define NDIS_802_11_PMKID_CANDIDATE_PREAUTH_ENABLED 0x01
338
339 typedef struct NDIS_802_11_PMKID_CANDIDATE_LIST {
340 ULONG Version;
341 ULONG NumCandidates;
342 PMKID_CANDIDATE CandidateList[1];
343 } NDIS_802_11_PMKID_CANDIDATE_LIST;
344
345 #endif /* OID_802_11_CAPABILITY */
346
347
348 #ifdef CONFIG_USE_NDISUIO
349 #ifndef _WIN32_WCE
350 #ifdef __MINGW32_VERSION
351 typedef ULONG NDIS_OID;
352 #endif /* __MINGW32_VERSION */
353 /* from nuiouser.h */
354 #define FSCTL_NDISUIO_BASE FILE_DEVICE_NETWORK
355
356 #define _NDISUIO_CTL_CODE(_Function, _Method, _Access) \
357 CTL_CODE(FSCTL_NDISUIO_BASE, _Function, _Method, _Access)
358
359 #define IOCTL_NDISUIO_OPEN_DEVICE \
360 _NDISUIO_CTL_CODE(0x200, METHOD_BUFFERED, \
361 FILE_READ_ACCESS | FILE_WRITE_ACCESS)
362
363 #define IOCTL_NDISUIO_QUERY_OID_VALUE \
364 _NDISUIO_CTL_CODE(0x201, METHOD_BUFFERED, \
365 FILE_READ_ACCESS | FILE_WRITE_ACCESS)
366
367 #define IOCTL_NDISUIO_SET_OID_VALUE \
368 _NDISUIO_CTL_CODE(0x205, METHOD_BUFFERED, \
369 FILE_READ_ACCESS | FILE_WRITE_ACCESS)
370
371 #define IOCTL_NDISUIO_SET_ETHER_TYPE \
372 _NDISUIO_CTL_CODE(0x202, METHOD_BUFFERED, \
373 FILE_READ_ACCESS | FILE_WRITE_ACCESS)
374
375 #define IOCTL_NDISUIO_QUERY_BINDING \
376 _NDISUIO_CTL_CODE(0x203, METHOD_BUFFERED, \
377 FILE_READ_ACCESS | FILE_WRITE_ACCESS)
378
379 #define IOCTL_NDISUIO_BIND_WAIT \
380 _NDISUIO_CTL_CODE(0x204, METHOD_BUFFERED, \
381 FILE_READ_ACCESS | FILE_WRITE_ACCESS)
382
383 typedef struct _NDISUIO_QUERY_OID
384 {
385 NDIS_OID Oid;
386 UCHAR Data[sizeof(ULONG)];
387 } NDISUIO_QUERY_OID, *PNDISUIO_QUERY_OID;
388
389 typedef struct _NDISUIO_SET_OID
390 {
391 NDIS_OID Oid;
392 UCHAR Data[sizeof(ULONG)];
393 } NDISUIO_SET_OID, *PNDISUIO_SET_OID;
394
395 typedef struct _NDISUIO_QUERY_BINDING
396 {
397 ULONG BindingIndex;
398 ULONG DeviceNameOffset;
399 ULONG DeviceNameLength;
400 ULONG DeviceDescrOffset;
401 ULONG DeviceDescrLength;
402 } NDISUIO_QUERY_BINDING, *PNDISUIO_QUERY_BINDING;
403 #endif /* _WIN32_WCE */
404 #endif /* CONFIG_USE_NDISUIO */
405
406
407 static int ndis_get_oid(struct wpa_driver_ndis_data *drv, unsigned int oid,
408 char *data, size_t len)
409 {
410 #ifdef CONFIG_USE_NDISUIO
411 NDISUIO_QUERY_OID *o;
412 size_t buflen = sizeof(*o) + len;
413 DWORD written;
414 int ret;
415 size_t hdrlen;
416
417 o = os_zalloc(buflen);
418 if (o == NULL)
419 return -1;
420 o->Oid = oid;
421 #ifdef _WIN32_WCE
422 o->ptcDeviceName = drv->adapter_name;
423 #endif /* _WIN32_WCE */
424 if (!DeviceIoControl(drv->ndisuio, IOCTL_NDISUIO_QUERY_OID_VALUE,
425 o, sizeof(NDISUIO_QUERY_OID), o, buflen, &written,
426 NULL)) {
427 wpa_printf(MSG_DEBUG, "NDIS: IOCTL_NDISUIO_QUERY_OID_VALUE "
428 "failed (oid=%08x): %d", oid, (int) GetLastError());
429 os_free(o);
430 return -1;
431 }
432 hdrlen = sizeof(NDISUIO_QUERY_OID) - sizeof(o->Data);
433 if (written < hdrlen) {
434 wpa_printf(MSG_DEBUG, "NDIS: query oid=%08x written (%d); "
435 "too short", oid, (unsigned int) written);
436 os_free(o);
437 return -1;
438 }
439 written -= hdrlen;
440 if (written > len) {
441 wpa_printf(MSG_DEBUG, "NDIS: query oid=%08x written (%d) > "
442 "len (%d)",oid, (unsigned int) written, len);
443 os_free(o);
444 return -1;
445 }
446 os_memcpy(data, o->Data, written);
447 ret = written;
448 os_free(o);
449 return ret;
450 #else /* CONFIG_USE_NDISUIO */
451 char *buf;
452 PACKET_OID_DATA *o;
453 int ret;
454
455 buf = os_zalloc(sizeof(*o) + len);
456 if (buf == NULL)
457 return -1;
458 o = (PACKET_OID_DATA *) buf;
459 o->Oid = oid;
460 o->Length = len;
461
462 if (!PacketRequest(drv->adapter, FALSE, o)) {
463 wpa_printf(MSG_DEBUG, "%s: oid=0x%x len (%d) failed",
464 __func__, oid, len);
465 os_free(buf);
466 return -1;
467 }
468 if (o->Length > len) {
469 wpa_printf(MSG_DEBUG, "%s: oid=0x%x Length (%d) > len (%d)",
470 __func__, oid, (unsigned int) o->Length, len);
471 os_free(buf);
472 return -1;
473 }
474 os_memcpy(data, o->Data, o->Length);
475 ret = o->Length;
476 os_free(buf);
477 return ret;
478 #endif /* CONFIG_USE_NDISUIO */
479 }
480
481
482 static int ndis_set_oid(struct wpa_driver_ndis_data *drv, unsigned int oid,
483 const char *data, size_t len)
484 {
485 #ifdef CONFIG_USE_NDISUIO
486 NDISUIO_SET_OID *o;
487 size_t buflen, reallen;
488 DWORD written;
489 char txt[50];
490
491 os_snprintf(txt, sizeof(txt), "NDIS: Set OID %08x", oid);
492 wpa_hexdump_key(MSG_MSGDUMP, txt, data, len);
493
494 buflen = sizeof(*o) + len;
495 reallen = buflen - sizeof(o->Data);
496 o = os_zalloc(buflen);
497 if (o == NULL)
498 return -1;
499 o->Oid = oid;
500 #ifdef _WIN32_WCE
501 o->ptcDeviceName = drv->adapter_name;
502 #endif /* _WIN32_WCE */
503 if (data)
504 os_memcpy(o->Data, data, len);
505 if (!DeviceIoControl(drv->ndisuio, IOCTL_NDISUIO_SET_OID_VALUE,
506 o, reallen, NULL, 0, &written, NULL)) {
507 wpa_printf(MSG_DEBUG, "NDIS: IOCTL_NDISUIO_SET_OID_VALUE "
508 "(oid=%08x) failed: %d", oid, (int) GetLastError());
509 os_free(o);
510 return -1;
511 }
512 os_free(o);
513 return 0;
514 #else /* CONFIG_USE_NDISUIO */
515 char *buf;
516 PACKET_OID_DATA *o;
517 char txt[50];
518
519 os_snprintf(txt, sizeof(txt), "NDIS: Set OID %08x", oid);
520 wpa_hexdump_key(MSG_MSGDUMP, txt, data, len);
521
522 buf = os_zalloc(sizeof(*o) + len);
523 if (buf == NULL)
524 return -1;
525 o = (PACKET_OID_DATA *) buf;
526 o->Oid = oid;
527 o->Length = len;
528 if (data)
529 os_memcpy(o->Data, data, len);
530
531 if (!PacketRequest(drv->adapter, TRUE, o)) {
532 wpa_printf(MSG_DEBUG, "%s: oid=0x%x len (%d) failed",
533 __func__, oid, len);
534 os_free(buf);
535 return -1;
536 }
537 os_free(buf);
538 return 0;
539 #endif /* CONFIG_USE_NDISUIO */
540 }
541
542
543 static int ndis_set_auth_mode(struct wpa_driver_ndis_data *drv, int mode)
544 {
545 u32 auth_mode = mode;
546 if (ndis_set_oid(drv, OID_802_11_AUTHENTICATION_MODE,
547 (char *) &auth_mode, sizeof(auth_mode)) < 0) {
548 wpa_printf(MSG_DEBUG, "NDIS: Failed to set "
549 "OID_802_11_AUTHENTICATION_MODE (%d)",
550 (int) auth_mode);
551 return -1;
552 }
553 return 0;
554 }
555
556
557 static int ndis_get_auth_mode(struct wpa_driver_ndis_data *drv)
558 {
559 u32 auth_mode;
560 int res;
561 res = ndis_get_oid(drv, OID_802_11_AUTHENTICATION_MODE,
562 (char *) &auth_mode, sizeof(auth_mode));
563 if (res != sizeof(auth_mode)) {
564 wpa_printf(MSG_DEBUG, "NDIS: Failed to get "
565 "OID_802_11_AUTHENTICATION_MODE");
566 return -1;
567 }
568 return auth_mode;
569 }
570
571
572 static int ndis_set_encr_status(struct wpa_driver_ndis_data *drv, int encr)
573 {
574 u32 encr_status = encr;
575 if (ndis_set_oid(drv, OID_802_11_ENCRYPTION_STATUS,
576 (char *) &encr_status, sizeof(encr_status)) < 0) {
577 wpa_printf(MSG_DEBUG, "NDIS: Failed to set "
578 "OID_802_11_ENCRYPTION_STATUS (%d)", encr);
579 return -1;
580 }
581 return 0;
582 }
583
584
585 static int ndis_get_encr_status(struct wpa_driver_ndis_data *drv)
586 {
587 u32 encr;
588 int res;
589 res = ndis_get_oid(drv, OID_802_11_ENCRYPTION_STATUS,
590 (char *) &encr, sizeof(encr));
591 if (res != sizeof(encr)) {
592 wpa_printf(MSG_DEBUG, "NDIS: Failed to get "
593 "OID_802_11_ENCRYPTION_STATUS");
594 return -1;
595 }
596 return encr;
597 }
598
599
600 static int wpa_driver_ndis_get_bssid(void *priv, u8 *bssid)
601 {
602 struct wpa_driver_ndis_data *drv = priv;
603
604 if (drv->wired) {
605 /*
606 * Report PAE group address as the "BSSID" for wired
607 * connection.
608 */
609 bssid[0] = 0x01;
610 bssid[1] = 0x80;
611 bssid[2] = 0xc2;
612 bssid[3] = 0x00;
613 bssid[4] = 0x00;
614 bssid[5] = 0x03;
615 return 0;
616 }
617
618 return ndis_get_oid(drv, OID_802_11_BSSID, bssid, ETH_ALEN) < 0 ?
619 -1 : 0;
620 }
621
622
623
624 static int wpa_driver_ndis_get_ssid(void *priv, u8 *ssid)
625 {
626 struct wpa_driver_ndis_data *drv = priv;
627 NDIS_802_11_SSID buf;
628 int res;
629
630 res = ndis_get_oid(drv, OID_802_11_SSID, (char *) &buf, sizeof(buf));
631 if (res < 4) {
632 wpa_printf(MSG_DEBUG, "NDIS: Failed to get SSID");
633 if (drv->wired) {
634 wpa_printf(MSG_DEBUG, "NDIS: Allow get_ssid failure "
635 "with a wired interface");
636 return 0;
637 }
638 return -1;
639 }
640 os_memcpy(ssid, buf.Ssid, buf.SsidLength);
641 return buf.SsidLength;
642 }
643
644
645 static int wpa_driver_ndis_set_ssid(struct wpa_driver_ndis_data *drv,
646 const u8 *ssid, size_t ssid_len)
647 {
648 NDIS_802_11_SSID buf;
649
650 os_memset(&buf, 0, sizeof(buf));
651 buf.SsidLength = ssid_len;
652 os_memcpy(buf.Ssid, ssid, ssid_len);
653 /*
654 * Make sure radio is marked enabled here so that scan request will not
655 * force SSID to be changed to a random one in order to enable radio at
656 * that point.
657 */
658 drv->radio_enabled = 1;
659 return ndis_set_oid(drv, OID_802_11_SSID, (char *) &buf, sizeof(buf));
660 }
661
662
663 /* Disconnect using OID_802_11_DISASSOCIATE. This will also turn the radio off.
664 */
665 static int wpa_driver_ndis_radio_off(struct wpa_driver_ndis_data *drv)
666 {
667 drv->radio_enabled = 0;
668 return ndis_set_oid(drv, OID_802_11_DISASSOCIATE, " ", 4);
669 }
670
671
672 /* Disconnect by setting SSID to random (i.e., likely not used). */
673 static int wpa_driver_ndis_disconnect(struct wpa_driver_ndis_data *drv)
674 {
675 char ssid[32];
676 int i;
677 for (i = 0; i < 32; i++)
678 ssid[i] = rand() & 0xff;
679 return wpa_driver_ndis_set_ssid(drv, ssid, 32);
680 }
681
682
683 static int wpa_driver_ndis_deauthenticate(void *priv, const u8 *addr,
684 int reason_code)
685 {
686 struct wpa_driver_ndis_data *drv = priv;
687 return wpa_driver_ndis_disconnect(drv);
688 }
689
690
691 static int wpa_driver_ndis_disassociate(void *priv, const u8 *addr,
692 int reason_code)
693 {
694 struct wpa_driver_ndis_data *drv = priv;
695 return wpa_driver_ndis_disconnect(drv);
696 }
697
698
699 static int wpa_driver_ndis_set_wpa(void *priv, int enabled)
700 {
701 wpa_printf(MSG_DEBUG, "%s: enabled=%d", __func__, enabled);
702 return 0;
703 }
704
705
706 static void wpa_driver_ndis_scan_timeout(void *eloop_ctx, void *timeout_ctx)
707 {
708 wpa_printf(MSG_DEBUG, "Scan timeout - try to get results");
709 wpa_supplicant_event(timeout_ctx, EVENT_SCAN_RESULTS, NULL);
710 }
711
712
713 static int wpa_driver_ndis_scan(void *priv, const u8 *ssid, size_t ssid_len)
714 {
715 struct wpa_driver_ndis_data *drv = priv;
716 int res;
717
718 if (!drv->radio_enabled) {
719 wpa_printf(MSG_DEBUG, "NDIS: turning radio on before the first"
720 " scan");
721 if (wpa_driver_ndis_disconnect(drv) < 0) {
722 wpa_printf(MSG_DEBUG, "NDIS: failed to enable radio");
723 }
724 drv->radio_enabled = 1;
725 }
726
727 res = ndis_set_oid(drv, OID_802_11_BSSID_LIST_SCAN, " ", 4);
728 eloop_register_timeout(7, 0, wpa_driver_ndis_scan_timeout, drv,
729 drv->ctx);
730 return res;
731 }
732
733
734 static void wpa_driver_ndis_get_ies(struct wpa_scan_result *res, u8 *ie,
735 size_t ie_len)
736 {
737 u8 *pos = ie;
738 u8 *end = ie + ie_len;
739
740 if (ie_len < sizeof(NDIS_802_11_FIXED_IEs))
741 return;
742
743 pos += sizeof(NDIS_802_11_FIXED_IEs);
744 /* wpa_hexdump(MSG_MSGDUMP, "IEs", pos, end - pos); */
745 while (pos + 1 < end && pos + 2 + pos[1] <= end) {
746 u8 ielen = 2 + pos[1];
747 if (ielen > SSID_MAX_WPA_IE_LEN) {
748 pos += ielen;
749 continue;
750 }
751 if (pos[0] == GENERIC_INFO_ELEM && pos[1] >= 4 &&
752 os_memcmp(pos + 2, "\x00\x50\xf2\x01", 4) == 0) {
753 os_memcpy(res->wpa_ie, pos, ielen);
754 res->wpa_ie_len = ielen;
755 } else if (pos[0] == RSN_INFO_ELEM) {
756 os_memcpy(res->rsn_ie, pos, ielen);
757 res->rsn_ie_len = ielen;
758 }
759 pos += ielen;
760 }
761 }
762
763
764 static int wpa_driver_ndis_get_scan_results(void *priv,
765 struct wpa_scan_result *results,
766 size_t max_size)
767 {
768 struct wpa_driver_ndis_data *drv = priv;
769 NDIS_802_11_BSSID_LIST_EX *b;
770 size_t blen, count, i;
771 int len, j;
772 char *pos;
773
774 blen = 65535;
775 b = os_zalloc(blen);
776 if (b == NULL)
777 return -1;
778 len = ndis_get_oid(drv, OID_802_11_BSSID_LIST, (char *) b, blen);
779 if (len < 0) {
780 wpa_printf(MSG_DEBUG, "NDIS: failed to get scan results");
781 os_free(b);
782 return -1;
783 }
784 count = b->NumberOfItems;
785
786 if (count > max_size)
787 count = max_size;
788
789 os_memset(results, 0, max_size * sizeof(struct wpa_scan_result));
790 pos = (char *) &b->Bssid[0];
791 for (i = 0; i < count; i++) {
792 NDIS_WLAN_BSSID_EX *bss = (NDIS_WLAN_BSSID_EX *) pos;
793 os_memcpy(results[i].bssid, bss->MacAddress, ETH_ALEN);
794 os_memcpy(results[i].ssid, bss->Ssid.Ssid,
795 bss->Ssid.SsidLength);
796 results[i].ssid_len = bss->Ssid.SsidLength;
797 if (bss->Privacy)
798 results[i].caps |= IEEE80211_CAP_PRIVACY;
799 if (bss->InfrastructureMode == Ndis802_11IBSS)
800 results[i].caps |= IEEE80211_CAP_IBSS;
801 else if (bss->InfrastructureMode == Ndis802_11Infrastructure)
802 results[i].caps |= IEEE80211_CAP_ESS;
803 results[i].level = (int) bss->Rssi;
804 results[i].freq = bss->Configuration.DSConfig / 1000;
805 for (j = 0; j < sizeof(bss->SupportedRates); j++) {
806 if ((bss->SupportedRates[j] & 0x7f) >
807 results[i].maxrate) {
808 results[i].maxrate =
809 bss->SupportedRates[j] & 0x7f;
810 }
811 }
812 if (((char *) bss->IEs) + bss->IELength > (char *) b + blen) {
813 /*
814 * Some NDIS drivers have been reported to include an
815 * entry with an invalid IELength in scan results and
816 * this has crashed wpa_supplicant, so validate the
817 * returned value before using it.
818 */
819 wpa_printf(MSG_DEBUG, "NDIS: skipped invalid scan "
820 "result IE (BSSID=" MACSTR ") IELength=%d",
821 MAC2STR(results[i].bssid),
822 (int) bss->IELength);
823 break;
824 }
825 wpa_driver_ndis_get_ies(&results[i], bss->IEs, bss->IELength);
826 pos += bss->Length;
827 if (pos > (char *) b + blen)
828 break;
829 }
830
831 os_free(b);
832 return (int) count;
833 }
834
835
836 static int wpa_driver_ndis_remove_key(struct wpa_driver_ndis_data *drv,
837 int key_idx, const u8 *addr,
838 const u8 *bssid, int pairwise)
839 {
840 NDIS_802_11_REMOVE_KEY rkey;
841 NDIS_802_11_KEY_INDEX index;
842 int res, res2;
843
844 os_memset(&rkey, 0, sizeof(rkey));
845
846 rkey.Length = sizeof(rkey);
847 rkey.KeyIndex = key_idx;
848 if (pairwise)
849 rkey.KeyIndex |= 1 << 30;
850 os_memcpy(rkey.BSSID, bssid, ETH_ALEN);
851
852 res = ndis_set_oid(drv, OID_802_11_REMOVE_KEY, (char *) &rkey,
853 sizeof(rkey));
854 if (!pairwise) {
855 index = key_idx;
856 res2 = ndis_set_oid(drv, OID_802_11_REMOVE_WEP,
857 (char *) &index, sizeof(index));
858 } else
859 res2 = 0;
860
861 if (res < 0 && res2 < 0)
862 return -1;
863 return 0;
864 }
865
866
867 static int wpa_driver_ndis_add_wep(struct wpa_driver_ndis_data *drv,
868 int pairwise, int key_idx, int set_tx,
869 const u8 *key, size_t key_len)
870 {
871 NDIS_802_11_WEP *wep;
872 size_t len;
873 int res;
874
875 len = 12 + key_len;
876 wep = os_zalloc(len);
877 if (wep == NULL)
878 return -1;
879 wep->Length = len;
880 wep->KeyIndex = key_idx;
881 if (set_tx)
882 wep->KeyIndex |= 1 << 31;
883 #if 0 /* Setting bit30 does not seem to work with some NDIS drivers */
884 if (pairwise)
885 wep->KeyIndex |= 1 << 30;
886 #endif
887 wep->KeyLength = key_len;
888 os_memcpy(wep->KeyMaterial, key, key_len);
889
890 wpa_hexdump_key(MSG_MSGDUMP, "NDIS: OID_802_11_ADD_WEP",
891 (char *) wep, len);
892 res = ndis_set_oid(drv, OID_802_11_ADD_WEP, (char *) wep, len);
893
894 os_free(wep);
895
896 return res;
897 }
898
899 static int wpa_driver_ndis_set_key(void *priv, wpa_alg alg, const u8 *addr,
900 int key_idx, int set_tx,
901 const u8 *seq, size_t seq_len,
902 const u8 *key, size_t key_len)
903 {
904 struct wpa_driver_ndis_data *drv = priv;
905 size_t len, i;
906 NDIS_802_11_KEY *nkey;
907 int res, pairwise;
908 u8 bssid[ETH_ALEN];
909
910 if (addr == NULL || os_memcmp(addr, "\xff\xff\xff\xff\xff\xff",
911 ETH_ALEN) == 0) {
912 /* Group Key */
913 pairwise = 0;
914 if (wpa_driver_ndis_get_bssid(drv, bssid) < 0)
915 os_memset(bssid, 0xff, ETH_ALEN);
916 } else {
917 /* Pairwise Key */
918 pairwise = 1;
919 os_memcpy(bssid, addr, ETH_ALEN);
920 }
921
922 if (alg == WPA_ALG_NONE || key_len == 0) {
923 return wpa_driver_ndis_remove_key(drv, key_idx, addr, bssid,
924 pairwise);
925 }
926
927 if (alg == WPA_ALG_WEP) {
928 return wpa_driver_ndis_add_wep(drv, pairwise, key_idx, set_tx,
929 key, key_len);
930 }
931
932 len = 12 + 6 + 6 + 8 + key_len;
933
934 nkey = os_zalloc(len);
935 if (nkey == NULL)
936 return -1;
937
938 nkey->Length = len;
939 nkey->KeyIndex = key_idx;
940 if (set_tx)
941 nkey->KeyIndex |= 1 << 31;
942 if (pairwise)
943 nkey->KeyIndex |= 1 << 30;
944 if (seq && seq_len)
945 nkey->KeyIndex |= 1 << 29;
946 nkey->KeyLength = key_len;
947 os_memcpy(nkey->BSSID, bssid, ETH_ALEN);
948 if (seq && seq_len) {
949 for (i = 0; i < seq_len; i++)
950 nkey->KeyRSC |= (ULONGLONG) seq[i] << (i * 8);
951 }
952 if (alg == WPA_ALG_TKIP && key_len == 32) {
953 os_memcpy(nkey->KeyMaterial, key, 16);
954 os_memcpy(nkey->KeyMaterial + 16, key + 24, 8);
955 os_memcpy(nkey->KeyMaterial + 24, key + 16, 8);
956 } else {
957 os_memcpy(nkey->KeyMaterial, key, key_len);
958 }
959
960 wpa_hexdump_key(MSG_MSGDUMP, "NDIS: OID_802_11_ADD_KEY",
961 (char *) nkey, len);
962 res = ndis_set_oid(drv, OID_802_11_ADD_KEY, (char *) nkey, len);
963 os_free(nkey);
964
965 return res;
966 }
967
968
969 static int
970 wpa_driver_ndis_associate(void *priv,
971 struct wpa_driver_associate_params *params)
972 {
973 struct wpa_driver_ndis_data *drv = priv;
974 u32 auth_mode, encr, priv_mode, mode;
975
976 drv->mode = params->mode;
977
978 /* Note: Setting OID_802_11_INFRASTRUCTURE_MODE clears current keys,
979 * so static WEP keys needs to be set again after this. */
980 if (params->mode == IEEE80211_MODE_IBSS) {
981 mode = Ndis802_11IBSS;
982 /* Need to make sure that BSSID polling is enabled for
983 * IBSS mode. */
984 eloop_cancel_timeout(wpa_driver_ndis_poll_timeout, drv, NULL);
985 eloop_register_timeout(1, 0, wpa_driver_ndis_poll_timeout,
986 drv, NULL);
987 } else
988 mode = Ndis802_11Infrastructure;
989 if (ndis_set_oid(drv, OID_802_11_INFRASTRUCTURE_MODE,
990 (char *) &mode, sizeof(mode)) < 0) {
991 wpa_printf(MSG_DEBUG, "NDIS: Failed to set "
992 "OID_802_11_INFRASTRUCTURE_MODE (%d)",
993 (int) mode);
994 /* Try to continue anyway */
995 }
996
997 if (params->key_mgmt_suite == KEY_MGMT_NONE ||
998 params->key_mgmt_suite == KEY_MGMT_802_1X_NO_WPA) {
999 /* Re-set WEP keys if static WEP configuration is used. */
1000 u8 bcast[ETH_ALEN] = { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff };
1001 int i;
1002 for (i = 0; i < 4; i++) {
1003 if (!params->wep_key[i])
1004 continue;
1005 wpa_printf(MSG_DEBUG, "NDIS: Re-setting static WEP "
1006 "key %d", i);
1007 wpa_driver_ndis_set_key(drv, WPA_ALG_WEP, bcast, i,
1008 i == params->wep_tx_keyidx,
1009 NULL, 0, params->wep_key[i],
1010 params->wep_key_len[i]);
1011 }
1012 }
1013
1014 if (params->wpa_ie == NULL || params->wpa_ie_len == 0) {
1015 if (params->auth_alg & AUTH_ALG_SHARED_KEY) {
1016 if (params->auth_alg & AUTH_ALG_OPEN_SYSTEM)
1017 auth_mode = Ndis802_11AuthModeAutoSwitch;
1018 else
1019 auth_mode = Ndis802_11AuthModeShared;
1020 } else
1021 auth_mode = Ndis802_11AuthModeOpen;
1022 priv_mode = Ndis802_11PrivFilterAcceptAll;
1023 } else if (params->wpa_ie[0] == RSN_INFO_ELEM) {
1024 priv_mode = Ndis802_11PrivFilter8021xWEP;
1025 if (params->key_mgmt_suite == KEY_MGMT_PSK)
1026 auth_mode = Ndis802_11AuthModeWPA2PSK;
1027 else
1028 auth_mode = Ndis802_11AuthModeWPA2;
1029 } else {
1030 priv_mode = Ndis802_11PrivFilter8021xWEP;
1031 if (params->key_mgmt_suite == KEY_MGMT_WPA_NONE)
1032 auth_mode = Ndis802_11AuthModeWPANone;
1033 else if (params->key_mgmt_suite == KEY_MGMT_PSK)
1034 auth_mode = Ndis802_11AuthModeWPAPSK;
1035 else
1036 auth_mode = Ndis802_11AuthModeWPA;
1037 }
1038
1039 switch (params->pairwise_suite) {
1040 case CIPHER_CCMP:
1041 encr = Ndis802_11Encryption3Enabled;
1042 break;
1043 case CIPHER_TKIP:
1044 encr = Ndis802_11Encryption2Enabled;
1045 break;
1046 case CIPHER_WEP40:
1047 case CIPHER_WEP104:
1048 encr = Ndis802_11Encryption1Enabled;
1049 break;
1050 case CIPHER_NONE:
1051 if (params->group_suite == CIPHER_CCMP)
1052 encr = Ndis802_11Encryption3Enabled;
1053 else if (params->group_suite == CIPHER_TKIP)
1054 encr = Ndis802_11Encryption2Enabled;
1055 else
1056 encr = Ndis802_11EncryptionDisabled;
1057 break;
1058 default:
1059 encr = Ndis802_11EncryptionDisabled;
1060 };
1061
1062 if (ndis_set_oid(drv, OID_802_11_PRIVACY_FILTER,
1063 (char *) &priv_mode, sizeof(priv_mode)) < 0) {
1064 wpa_printf(MSG_DEBUG, "NDIS: Failed to set "
1065 "OID_802_11_PRIVACY_FILTER (%d)",
1066 (int) priv_mode);
1067 /* Try to continue anyway */
1068 }
1069
1070 ndis_set_auth_mode(drv, auth_mode);
1071 ndis_set_encr_status(drv, encr);
1072
1073 if (params->bssid) {
1074 ndis_set_oid(drv, OID_802_11_BSSID, params->bssid, ETH_ALEN);
1075 drv->oid_bssid_set = 1;
1076 } else if (drv->oid_bssid_set) {
1077 ndis_set_oid(drv, OID_802_11_BSSID, "\xff\xff\xff\xff\xff\xff",
1078 ETH_ALEN);
1079 drv->oid_bssid_set = 0;
1080 }
1081
1082 return wpa_driver_ndis_set_ssid(drv, params->ssid, params->ssid_len);
1083 }
1084
1085
1086 static int wpa_driver_ndis_set_pmkid(struct wpa_driver_ndis_data *drv)
1087 {
1088 int len, count, i, ret;
1089 struct ndis_pmkid_entry *entry;
1090 NDIS_802_11_PMKID *p;
1091
1092 count = 0;
1093 entry = drv->pmkid;
1094 while (entry) {
1095 count++;
1096 if (count >= drv->no_of_pmkid)
1097 break;
1098 entry = entry->next;
1099 }
1100 len = 8 + count * sizeof(BSSID_INFO);
1101 p = os_zalloc(len);
1102 if (p == NULL)
1103 return -1;
1104
1105 p->Length = len;
1106 p->BSSIDInfoCount = count;
1107 entry = drv->pmkid;
1108 for (i = 0; i < count; i++) {
1109 os_memcpy(&p->BSSIDInfo[i].BSSID, entry->bssid, ETH_ALEN);
1110 os_memcpy(&p->BSSIDInfo[i].PMKID, entry->pmkid, 16);
1111 entry = entry->next;
1112 }
1113 wpa_hexdump(MSG_MSGDUMP, "NDIS: OID_802_11_PMKID", (char *) p, len);
1114 ret = ndis_set_oid(drv, OID_802_11_PMKID, (char *) p, len);
1115 os_free(p);
1116 return ret;
1117 }
1118
1119
1120 static int wpa_driver_ndis_add_pmkid(void *priv, const u8 *bssid,
1121 const u8 *pmkid)
1122 {
1123 struct wpa_driver_ndis_data *drv = priv;
1124 struct ndis_pmkid_entry *entry, *prev;
1125
1126 if (drv->no_of_pmkid == 0)
1127 return 0;
1128
1129 prev = NULL;
1130 entry = drv->pmkid;
1131 while (entry) {
1132 if (os_memcmp(entry->bssid, bssid, ETH_ALEN) == 0)
1133 break;
1134 prev = entry;
1135 entry = entry->next;
1136 }
1137
1138 if (entry) {
1139 /* Replace existing entry for this BSSID and move it into the
1140 * beginning of the list. */
1141 os_memcpy(entry->pmkid, pmkid, 16);
1142 if (prev) {
1143 prev->next = entry->next;
1144 entry->next = drv->pmkid;
1145 drv->pmkid = entry;
1146 }
1147 } else {
1148 entry = os_malloc(sizeof(*entry));
1149 if (entry) {
1150 os_memcpy(entry->bssid, bssid, ETH_ALEN);
1151 os_memcpy(entry->pmkid, pmkid, 16);
1152 entry->next = drv->pmkid;
1153 drv->pmkid = entry;
1154 }
1155 }
1156
1157 return wpa_driver_ndis_set_pmkid(drv);
1158 }
1159
1160
1161 static int wpa_driver_ndis_remove_pmkid(void *priv, const u8 *bssid,
1162 const u8 *pmkid)
1163 {
1164 struct wpa_driver_ndis_data *drv = priv;
1165 struct ndis_pmkid_entry *entry, *prev;
1166
1167 if (drv->no_of_pmkid == 0)
1168 return 0;
1169
1170 entry = drv->pmkid;
1171 prev = NULL;
1172 drv->pmkid = NULL;
1173 while (entry) {
1174 if (os_memcmp(entry->bssid, bssid, ETH_ALEN) == 0 &&
1175 os_memcmp(entry->pmkid, pmkid, 16) == 0) {
1176 if (prev)
1177 prev->next = entry->next;
1178 else
1179 drv->pmkid = entry->next;
1180 os_free(entry);
1181 break;
1182 }
1183 prev = entry;
1184 entry = entry->next;
1185 }
1186 return wpa_driver_ndis_set_pmkid(drv);
1187 }
1188
1189
1190 static int wpa_driver_ndis_flush_pmkid(void *priv)
1191 {
1192 struct wpa_driver_ndis_data *drv = priv;
1193 NDIS_802_11_PMKID p;
1194 struct ndis_pmkid_entry *pmkid, *prev;
1195
1196 if (drv->no_of_pmkid == 0)
1197 return 0;
1198
1199 pmkid = drv->pmkid;
1200 drv->pmkid = NULL;
1201 while (pmkid) {
1202 prev = pmkid;
1203 pmkid = pmkid->next;
1204 os_free(prev);
1205 }
1206
1207 os_memset(&p, 0, sizeof(p));
1208 p.Length = 8;
1209 p.BSSIDInfoCount = 0;
1210 wpa_hexdump(MSG_MSGDUMP, "NDIS: OID_802_11_PMKID (flush)",
1211 (char *) &p, 8);
1212 return ndis_set_oid(drv, OID_802_11_PMKID, (char *) &p, 8);
1213 }
1214
1215
1216 static int wpa_driver_ndis_get_associnfo(struct wpa_driver_ndis_data *drv)
1217 {
1218 char buf[512], *pos;
1219 NDIS_802_11_ASSOCIATION_INFORMATION *ai;
1220 int len;
1221 union wpa_event_data data;
1222 NDIS_802_11_BSSID_LIST_EX *b;
1223 size_t blen, i;
1224
1225 len = ndis_get_oid(drv, OID_802_11_ASSOCIATION_INFORMATION, buf,
1226 sizeof(buf));
1227 if (len < 0) {
1228 wpa_printf(MSG_DEBUG, "NDIS: failed to get association "
1229 "information");
1230 return -1;
1231 }
1232 if (len > sizeof(buf)) {
1233 /* Some drivers seem to be producing incorrect length for this
1234 * data. Limit the length to the current buffer size to avoid
1235 * crashing in hexdump. The data seems to be otherwise valid,
1236 * so better try to use it. */
1237 wpa_printf(MSG_DEBUG, "NDIS: ignored bogus association "
1238 "information length %d", len);
1239 len = ndis_get_oid(drv, OID_802_11_ASSOCIATION_INFORMATION,
1240 buf, sizeof(buf));
1241 if (len < -1) {
1242 wpa_printf(MSG_DEBUG, "NDIS: re-reading association "
1243 "information failed");
1244 return -1;
1245 }
1246 if (len > sizeof(buf)) {
1247 wpa_printf(MSG_DEBUG, "NDIS: ignored bogus association"
1248 " information length %d (re-read)", len);
1249 len = sizeof(buf);
1250 }
1251 }
1252 wpa_hexdump(MSG_MSGDUMP, "NDIS: association information", buf, len);
1253 if (len < sizeof(*ai)) {
1254 wpa_printf(MSG_DEBUG, "NDIS: too short association "
1255 "information");
1256 return -1;
1257 }
1258 ai = (NDIS_802_11_ASSOCIATION_INFORMATION *) buf;
1259 wpa_printf(MSG_DEBUG, "NDIS: ReqFixed=0x%x RespFixed=0x%x off_req=%d "
1260 "off_resp=%d len_req=%d len_resp=%d",
1261 ai->AvailableRequestFixedIEs, ai->AvailableResponseFixedIEs,
1262 (int) ai->OffsetRequestIEs, (int) ai->OffsetResponseIEs,
1263 (int) ai->RequestIELength, (int) ai->ResponseIELength);
1264
1265 if (ai->OffsetRequestIEs + ai->RequestIELength > (unsigned) len ||
1266 ai->OffsetResponseIEs + ai->ResponseIELength > (unsigned) len) {
1267 wpa_printf(MSG_DEBUG, "NDIS: association information - "
1268 "IE overflow");
1269 return -1;
1270 }
1271
1272 wpa_hexdump(MSG_MSGDUMP, "NDIS: Request IEs",
1273 buf + ai->OffsetRequestIEs, ai->RequestIELength);
1274 wpa_hexdump(MSG_MSGDUMP, "NDIS: Response IEs",
1275 buf + ai->OffsetResponseIEs, ai->ResponseIELength);
1276
1277 os_memset(&data, 0, sizeof(data));
1278 data.assoc_info.req_ies = buf + ai->OffsetRequestIEs;
1279 data.assoc_info.req_ies_len = ai->RequestIELength;
1280 data.assoc_info.resp_ies = buf + ai->OffsetResponseIEs;
1281 data.assoc_info.resp_ies_len = ai->ResponseIELength;
1282
1283 blen = 65535;
1284 b = os_zalloc(blen);
1285 if (b == NULL)
1286 goto skip_scan_results;
1287 len = ndis_get_oid(drv, OID_802_11_BSSID_LIST, (char *) b, blen);
1288 if (len < 0) {
1289 wpa_printf(MSG_DEBUG, "NDIS: failed to get scan results");
1290 os_free(b);
1291 b = NULL;
1292 goto skip_scan_results;
1293 }
1294 wpa_printf(MSG_DEBUG, "NDIS: %d BSSID items to process for AssocInfo",
1295 (unsigned int) b->NumberOfItems);
1296
1297 pos = (char *) &b->Bssid[0];
1298 for (i = 0; i < b->NumberOfItems; i++) {
1299 NDIS_WLAN_BSSID_EX *bss = (NDIS_WLAN_BSSID_EX *) pos;
1300 if (os_memcmp(drv->bssid, bss->MacAddress, ETH_ALEN) == 0 &&
1301 bss->IELength > sizeof(NDIS_802_11_FIXED_IEs)) {
1302 data.assoc_info.beacon_ies =
1303 ((u8 *) bss->IEs) +
1304 sizeof(NDIS_802_11_FIXED_IEs);
1305 data.assoc_info.beacon_ies_len =
1306 bss->IELength - sizeof(NDIS_802_11_FIXED_IEs);
1307 wpa_hexdump(MSG_MSGDUMP, "NDIS: Beacon IEs",
1308 data.assoc_info.beacon_ies,
1309 data.assoc_info.beacon_ies_len);
1310 break;
1311 }
1312 pos += bss->Length;
1313 if (pos > (char *) b + blen)
1314 break;
1315 }
1316
1317 skip_scan_results:
1318 wpa_supplicant_event(drv->ctx, EVENT_ASSOCINFO, &data);
1319
1320 os_free(b);
1321
1322 return 0;
1323 }
1324
1325
1326 static void wpa_driver_ndis_poll_timeout(void *eloop_ctx, void *timeout_ctx)
1327 {
1328 struct wpa_driver_ndis_data *drv = eloop_ctx;
1329 u8 bssid[ETH_ALEN];
1330 int poll;
1331
1332 if (drv->wired)
1333 return;
1334
1335 if (wpa_driver_ndis_get_bssid(drv, bssid)) {
1336 /* Disconnected */
1337 if (os_memcmp(drv->bssid, "\x00\x00\x00\x00\x00\x00", ETH_ALEN)
1338 != 0) {
1339 os_memset(drv->bssid, 0, ETH_ALEN);
1340 wpa_supplicant_event(drv->ctx, EVENT_DISASSOC, NULL);
1341 }
1342 } else {
1343 /* Connected */
1344 if (os_memcmp(drv->bssid, bssid, ETH_ALEN) != 0) {
1345 os_memcpy(drv->bssid, bssid, ETH_ALEN);
1346 wpa_driver_ndis_get_associnfo(drv);
1347 wpa_supplicant_event(drv->ctx, EVENT_ASSOC, NULL);
1348 }
1349 }
1350
1351 /* When using integrated NDIS event receiver, we can skip BSSID
1352 * polling when using infrastructure network. However, when using
1353 * IBSS mode, many driver do not seem to generate connection event,
1354 * so we need to enable BSSID polling to figure out when IBSS network
1355 * has been formed.
1356 */
1357 poll = drv->mode == IEEE80211_MODE_IBSS;
1358 #ifndef CONFIG_NDIS_EVENTS_INTEGRATED
1359 #ifndef _WIN32_WCE
1360 poll = 1;
1361 #endif /* _WIN32_WCE */
1362 #endif /* CONFIG_NDIS_EVENTS_INTEGRATED */
1363
1364 if (poll) {
1365 eloop_register_timeout(1, 0, wpa_driver_ndis_poll_timeout,
1366 drv, NULL);
1367 }
1368 }
1369
1370
1371 static void wpa_driver_ndis_poll(void *priv)
1372 {
1373 struct wpa_driver_ndis_data *drv = priv;
1374 eloop_cancel_timeout(wpa_driver_ndis_poll_timeout, drv, NULL);
1375 wpa_driver_ndis_poll_timeout(drv, NULL);
1376 }
1377
1378
1379 /* Called when driver generates Media Connect Event by calling
1380 * NdisMIndicateStatus() with NDIS_STATUS_MEDIA_CONNECT */
1381 void wpa_driver_ndis_event_connect(struct wpa_driver_ndis_data *drv)
1382 {
1383 wpa_printf(MSG_DEBUG, "NDIS: Media Connect Event");
1384 if (wpa_driver_ndis_get_bssid(drv, drv->bssid) == 0) {
1385 wpa_driver_ndis_get_associnfo(drv);
1386 wpa_supplicant_event(drv->ctx, EVENT_ASSOC, NULL);
1387 }
1388 }
1389
1390
1391 /* Called when driver generates Media Disconnect Event by calling
1392 * NdisMIndicateStatus() with NDIS_STATUS_MEDIA_DISCONNECT */
1393 void wpa_driver_ndis_event_disconnect(struct wpa_driver_ndis_data *drv)
1394 {
1395 wpa_printf(MSG_DEBUG, "NDIS: Media Disconnect Event");
1396 os_memset(drv->bssid, 0, ETH_ALEN);
1397 wpa_supplicant_event(drv->ctx, EVENT_DISASSOC, NULL);
1398 }
1399
1400
1401 static void wpa_driver_ndis_event_auth(struct wpa_driver_ndis_data *drv,
1402 const u8 *data, size_t data_len)
1403 {
1404 NDIS_802_11_AUTHENTICATION_REQUEST *req;
1405 int pairwise = 0, group = 0;
1406 union wpa_event_data event;
1407
1408 if (data_len < sizeof(*req)) {
1409 wpa_printf(MSG_DEBUG, "NDIS: Too short Authentication Request "
1410 "Event (len=%d)", data_len);
1411 return;
1412 }
1413 req = (NDIS_802_11_AUTHENTICATION_REQUEST *) data;
1414
1415 wpa_printf(MSG_DEBUG, "NDIS: Authentication Request Event: "
1416 "Bssid " MACSTR " Flags 0x%x",
1417 MAC2STR(req->Bssid), (int) req->Flags);
1418
1419 if ((req->Flags & NDIS_802_11_AUTH_REQUEST_PAIRWISE_ERROR) ==
1420 NDIS_802_11_AUTH_REQUEST_PAIRWISE_ERROR)
1421 pairwise = 1;
1422 else if ((req->Flags & NDIS_802_11_AUTH_REQUEST_GROUP_ERROR) ==
1423 NDIS_802_11_AUTH_REQUEST_GROUP_ERROR)
1424 group = 1;
1425
1426 if (pairwise || group) {
1427 os_memset(&event, 0, sizeof(event));
1428 event.michael_mic_failure.unicast = pairwise;
1429 wpa_supplicant_event(drv->ctx, EVENT_MICHAEL_MIC_FAILURE,
1430 &event);
1431 }
1432 }
1433
1434
1435 static void wpa_driver_ndis_event_pmkid(struct wpa_driver_ndis_data *drv,
1436 const u8 *data, size_t data_len)
1437 {
1438 NDIS_802_11_PMKID_CANDIDATE_LIST *pmkid;
1439 size_t i;
1440 union wpa_event_data event;
1441
1442 if (data_len < 8) {
1443 wpa_printf(MSG_DEBUG, "NDIS: Too short PMKID Candidate List "
1444 "Event (len=%d)", data_len);
1445 return;
1446 }
1447 pmkid = (NDIS_802_11_PMKID_CANDIDATE_LIST *) data;
1448 wpa_printf(MSG_DEBUG, "NDIS: PMKID Candidate List Event - Version %d "
1449 "NumCandidates %d",
1450 (int) pmkid->Version, (int) pmkid->NumCandidates);
1451
1452 if (pmkid->Version != 1) {
1453 wpa_printf(MSG_DEBUG, "NDIS: Unsupported PMKID Candidate List "
1454 "Version %d", (int) pmkid->Version);
1455 return;
1456 }
1457
1458 if (data_len < 8 + pmkid->NumCandidates * sizeof(PMKID_CANDIDATE)) {
1459 wpa_printf(MSG_DEBUG, "NDIS: PMKID Candidate List underflow");
1460 return;
1461 }
1462
1463 os_memset(&event, 0, sizeof(event));
1464 for (i = 0; i < pmkid->NumCandidates; i++) {
1465 PMKID_CANDIDATE *p = &pmkid->CandidateList[i];
1466 wpa_printf(MSG_DEBUG, "NDIS: %d: " MACSTR " Flags 0x%x",
1467 i, MAC2STR(p->BSSID), (int) p->Flags);
1468 os_memcpy(event.pmkid_candidate.bssid, p->BSSID, ETH_ALEN);
1469 event.pmkid_candidate.index = i;
1470 event.pmkid_candidate.preauth =
1471 p->Flags & NDIS_802_11_PMKID_CANDIDATE_PREAUTH_ENABLED;
1472 wpa_supplicant_event(drv->ctx, EVENT_PMKID_CANDIDATE,
1473 &event);
1474 }
1475 }
1476
1477
1478 /* Called when driver calls NdisMIndicateStatus() with
1479 * NDIS_STATUS_MEDIA_SPECIFIC_INDICATION */
1480 void wpa_driver_ndis_event_media_specific(struct wpa_driver_ndis_data *drv,
1481 const u8 *data, size_t data_len)
1482 {
1483 NDIS_802_11_STATUS_INDICATION *status;
1484
1485 if (data == NULL || data_len < sizeof(*status))
1486 return;
1487
1488 wpa_hexdump(MSG_DEBUG, "NDIS: Media Specific Indication",
1489 data, data_len);
1490
1491 status = (NDIS_802_11_STATUS_INDICATION *) data;
1492 data += sizeof(status);
1493 data_len -= sizeof(status);
1494
1495 switch (status->StatusType) {
1496 case Ndis802_11StatusType_Authentication:
1497 wpa_driver_ndis_event_auth(drv, data, data_len);
1498 break;
1499 case Ndis802_11StatusType_PMKID_CandidateList:
1500 wpa_driver_ndis_event_pmkid(drv, data, data_len);
1501 break;
1502 default:
1503 wpa_printf(MSG_DEBUG, "NDIS: Unknown StatusType %d",
1504 (int) status->StatusType);
1505 break;
1506 }
1507 }
1508
1509
1510 /* Called when an adapter is added */
1511 void wpa_driver_ndis_event_adapter_arrival(struct wpa_driver_ndis_data *drv)
1512 {
1513 union wpa_event_data event;
1514 int i;
1515
1516 wpa_printf(MSG_DEBUG, "NDIS: Notify Adapter Arrival");
1517
1518 for (i = 0; i < 30; i++) {
1519 /* Re-open Packet32/NDISUIO connection */
1520 wpa_driver_ndis_adapter_close(drv);
1521 if (wpa_driver_ndis_adapter_init(drv) < 0 ||
1522 wpa_driver_ndis_adapter_open(drv) < 0) {
1523 wpa_printf(MSG_DEBUG, "NDIS: Driver re-initialization "
1524 "(%d) failed", i);
1525 os_sleep(1, 0);
1526 } else {
1527 wpa_printf(MSG_DEBUG, "NDIS: Driver re-initialized");
1528 break;
1529 }
1530 }
1531
1532 os_memset(&event, 0, sizeof(event));
1533 os_snprintf(event.interface_status.ifname,
1534 sizeof(event.interface_status.ifname), "%s", drv->ifname);
1535 event.interface_status.ievent = EVENT_INTERFACE_ADDED;
1536 wpa_supplicant_event(drv->ctx, EVENT_INTERFACE_STATUS, &event);
1537 }
1538
1539
1540 /* Called when an adapter is removed */
1541 void wpa_driver_ndis_event_adapter_removal(struct wpa_driver_ndis_data *drv)
1542 {
1543 union wpa_event_data event;
1544
1545 wpa_printf(MSG_DEBUG, "NDIS: Notify Adapter Removal");
1546 os_memset(&event, 0, sizeof(event));
1547 os_snprintf(event.interface_status.ifname,
1548 sizeof(event.interface_status.ifname), "%s", drv->ifname);
1549 event.interface_status.ievent = EVENT_INTERFACE_REMOVED;
1550 wpa_supplicant_event(drv->ctx, EVENT_INTERFACE_STATUS, &event);
1551 }
1552
1553
1554 static void
1555 wpa_driver_ndis_get_wpa_capability(struct wpa_driver_ndis_data *drv)
1556 {
1557 wpa_printf(MSG_DEBUG, "NDIS: verifying driver WPA capability");
1558
1559 if (ndis_set_auth_mode(drv, Ndis802_11AuthModeWPA) == 0 &&
1560 ndis_get_auth_mode(drv) == Ndis802_11AuthModeWPA) {
1561 wpa_printf(MSG_DEBUG, "NDIS: WPA key management supported");
1562 drv->capa.key_mgmt |= WPA_DRIVER_CAPA_KEY_MGMT_WPA;
1563 }
1564
1565 if (ndis_set_auth_mode(drv, Ndis802_11AuthModeWPAPSK) == 0 &&
1566 ndis_get_auth_mode(drv) == Ndis802_11AuthModeWPAPSK) {
1567 wpa_printf(MSG_DEBUG, "NDIS: WPA-PSK key management "
1568 "supported");
1569 drv->capa.key_mgmt |= WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK;
1570 }
1571
1572 if (ndis_set_encr_status(drv, Ndis802_11Encryption3Enabled) == 0 &&
1573 ndis_get_encr_status(drv) == Ndis802_11Encryption3KeyAbsent) {
1574 wpa_printf(MSG_DEBUG, "NDIS: CCMP encryption supported");
1575 drv->capa.enc |= WPA_DRIVER_CAPA_ENC_CCMP;
1576 }
1577
1578 if (ndis_set_encr_status(drv, Ndis802_11Encryption2Enabled) == 0 &&
1579 ndis_get_encr_status(drv) == Ndis802_11Encryption2KeyAbsent) {
1580 wpa_printf(MSG_DEBUG, "NDIS: TKIP encryption supported");
1581 drv->capa.enc |= WPA_DRIVER_CAPA_ENC_TKIP;
1582 }
1583
1584 if (ndis_set_encr_status(drv, Ndis802_11Encryption1Enabled) == 0 &&
1585 ndis_get_encr_status(drv) == Ndis802_11Encryption1KeyAbsent) {
1586 wpa_printf(MSG_DEBUG, "NDIS: WEP encryption supported");
1587 drv->capa.enc |= WPA_DRIVER_CAPA_ENC_WEP40 |
1588 WPA_DRIVER_CAPA_ENC_WEP104;
1589 }
1590
1591 if (ndis_set_auth_mode(drv, Ndis802_11AuthModeShared) == 0 &&
1592 ndis_get_auth_mode(drv) == Ndis802_11AuthModeShared) {
1593 drv->capa.auth |= WPA_DRIVER_AUTH_SHARED;
1594 }
1595
1596 if (ndis_set_auth_mode(drv, Ndis802_11AuthModeOpen) == 0 &&
1597 ndis_get_auth_mode(drv) == Ndis802_11AuthModeOpen) {
1598 drv->capa.auth |= WPA_DRIVER_AUTH_OPEN;
1599 }
1600
1601 ndis_set_encr_status(drv, Ndis802_11EncryptionDisabled);
1602
1603 /* Could also verify OID_802_11_ADD_KEY error reporting and
1604 * support for OID_802_11_ASSOCIATION_INFORMATION. */
1605
1606 if (drv->capa.key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_WPA &&
1607 drv->capa.enc & (WPA_DRIVER_CAPA_ENC_TKIP |
1608 WPA_DRIVER_CAPA_ENC_CCMP)) {
1609 wpa_printf(MSG_DEBUG, "NDIS: driver supports WPA");
1610 drv->has_capability = 1;
1611 } else {
1612 wpa_printf(MSG_DEBUG, "NDIS: no WPA support found");
1613 }
1614
1615 wpa_printf(MSG_DEBUG, "NDIS: driver capabilities: key_mgmt 0x%x "
1616 "enc 0x%x auth 0x%x",
1617 drv->capa.key_mgmt, drv->capa.enc, drv->capa.auth);
1618 }
1619
1620
1621 static void wpa_driver_ndis_get_capability(struct wpa_driver_ndis_data *drv)
1622 {
1623 char buf[512];
1624 int len;
1625 size_t i;
1626 NDIS_802_11_CAPABILITY *c;
1627
1628 drv->capa.flags = WPA_DRIVER_FLAGS_DRIVER_IE;
1629
1630 len = ndis_get_oid(drv, OID_802_11_CAPABILITY, buf, sizeof(buf));
1631 if (len < 0) {
1632 wpa_driver_ndis_get_wpa_capability(drv);
1633 return;
1634 }
1635
1636 wpa_hexdump(MSG_MSGDUMP, "OID_802_11_CAPABILITY", buf, len);
1637 c = (NDIS_802_11_CAPABILITY *) buf;
1638 if (len < sizeof(*c) || c->Version != 2) {
1639 wpa_printf(MSG_DEBUG, "NDIS: unsupported "
1640 "OID_802_11_CAPABILITY data");
1641 return;
1642 }
1643 wpa_printf(MSG_DEBUG, "NDIS: Driver supports OID_802_11_CAPABILITY - "
1644 "NoOfPMKIDs %d NoOfAuthEncrPairs %d",
1645 (int) c->NoOfPMKIDs,
1646 (int) c->NoOfAuthEncryptPairsSupported);
1647 drv->has_capability = 1;
1648 drv->no_of_pmkid = c->NoOfPMKIDs;
1649 for (i = 0; i < c->NoOfAuthEncryptPairsSupported; i++) {
1650 NDIS_802_11_AUTHENTICATION_ENCRYPTION *ae;
1651 ae = &c->AuthenticationEncryptionSupported[i];
1652 if ((char *) (ae + 1) > buf + len) {
1653 wpa_printf(MSG_DEBUG, "NDIS: auth/encr pair list "
1654 "overflow");
1655 break;
1656 }
1657 wpa_printf(MSG_MSGDUMP, "NDIS: %d - auth %d encr %d",
1658 i, (int) ae->AuthModeSupported,
1659 (int) ae->EncryptStatusSupported);
1660 switch (ae->AuthModeSupported) {
1661 case Ndis802_11AuthModeOpen:
1662 drv->capa.auth |= WPA_DRIVER_AUTH_OPEN;
1663 break;
1664 case Ndis802_11AuthModeShared:
1665 drv->capa.auth |= WPA_DRIVER_AUTH_SHARED;
1666 break;
1667 case Ndis802_11AuthModeWPA:
1668 drv->capa.key_mgmt |= WPA_DRIVER_CAPA_KEY_MGMT_WPA;
1669 break;
1670 case Ndis802_11AuthModeWPAPSK:
1671 drv->capa.key_mgmt |= WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK;
1672 break;
1673 case Ndis802_11AuthModeWPA2:
1674 drv->capa.key_mgmt |= WPA_DRIVER_CAPA_KEY_MGMT_WPA2;
1675 break;
1676 case Ndis802_11AuthModeWPA2PSK:
1677 drv->capa.key_mgmt |=
1678 WPA_DRIVER_CAPA_KEY_MGMT_WPA2_PSK;
1679 break;
1680 case Ndis802_11AuthModeWPANone:
1681 drv->capa.key_mgmt |=
1682 WPA_DRIVER_CAPA_KEY_MGMT_WPA_NONE;
1683 break;
1684 default:
1685 break;
1686 }
1687 switch (ae->EncryptStatusSupported) {
1688 case Ndis802_11Encryption1Enabled:
1689 drv->capa.enc |= WPA_DRIVER_CAPA_ENC_WEP40;
1690 drv->capa.enc |= WPA_DRIVER_CAPA_ENC_WEP104;
1691 break;
1692 case Ndis802_11Encryption2Enabled:
1693 drv->capa.enc |= WPA_DRIVER_CAPA_ENC_TKIP;
1694 break;
1695 case Ndis802_11Encryption3Enabled:
1696 drv->capa.enc |= WPA_DRIVER_CAPA_ENC_CCMP;
1697 break;
1698 default:
1699 break;
1700 }
1701 }
1702
1703 wpa_printf(MSG_DEBUG, "NDIS: driver capabilities: key_mgmt 0x%x "
1704 "enc 0x%x auth 0x%x",
1705 drv->capa.key_mgmt, drv->capa.enc, drv->capa.auth);
1706 }
1707
1708
1709 static int wpa_driver_ndis_get_capa(void *priv, struct wpa_driver_capa *capa)
1710 {
1711 struct wpa_driver_ndis_data *drv = priv;
1712 if (!drv->has_capability)
1713 return -1;
1714 os_memcpy(capa, &drv->capa, sizeof(*capa));
1715 return 0;
1716 }
1717
1718
1719 static const char * wpa_driver_ndis_get_ifname(void *priv)
1720 {
1721 struct wpa_driver_ndis_data *drv = priv;
1722 return drv->ifname;
1723 }
1724
1725
1726 static const u8 * wpa_driver_ndis_get_mac_addr(void *priv)
1727 {
1728 struct wpa_driver_ndis_data *drv = priv;
1729 return drv->own_addr;
1730 }
1731
1732
1733 #ifdef _WIN32_WCE
1734
1735 #define NDISUIO_MSG_SIZE (sizeof(NDISUIO_DEVICE_NOTIFICATION) + 512)
1736
1737 static void ndisuio_notification_receive(void *eloop_data, void *user_ctx)
1738 {
1739 struct wpa_driver_ndis_data *drv = eloop_data;
1740 NDISUIO_DEVICE_NOTIFICATION *hdr;
1741 u8 buf[NDISUIO_MSG_SIZE];
1742 DWORD len, flags;
1743
1744 if (!ReadMsgQueue(drv->event_queue, buf, NDISUIO_MSG_SIZE, &len, 0,
1745 &flags)) {
1746 wpa_printf(MSG_DEBUG, "ndisuio_notification_receive: "
1747 "ReadMsgQueue failed: %d", (int) GetLastError());
1748 return;
1749 }
1750
1751 if (len < sizeof(NDISUIO_DEVICE_NOTIFICATION)) {
1752 wpa_printf(MSG_DEBUG, "ndisuio_notification_receive: "
1753 "Too short message (len=%d)", (int) len);
1754 return;
1755 }
1756
1757 hdr = (NDISUIO_DEVICE_NOTIFICATION *) buf;
1758 wpa_printf(MSG_DEBUG, "NDIS: Notification received: len=%d type=0x%x",
1759 (int) len, hdr->dwNotificationType);
1760
1761 switch (hdr->dwNotificationType) {
1762 #ifdef NDISUIO_NOTIFICATION_ADAPTER_ARRIVAL
1763 case NDISUIO_NOTIFICATION_ADAPTER_ARRIVAL:
1764 wpa_printf(MSG_DEBUG, "NDIS: ADAPTER_ARRIVAL");
1765 wpa_driver_ndis_event_adapter_arrival(drv);
1766 break;
1767 #endif
1768 #ifdef NDISUIO_NOTIFICATION_ADAPTER_REMOVAL
1769 case NDISUIO_NOTIFICATION_ADAPTER_REMOVAL:
1770 wpa_printf(MSG_DEBUG, "NDIS: ADAPTER_REMOVAL");
1771 wpa_driver_ndis_event_adapter_removal(drv);
1772 break;
1773 #endif
1774 case NDISUIO_NOTIFICATION_MEDIA_CONNECT:
1775 wpa_printf(MSG_DEBUG, "NDIS: MEDIA_CONNECT");
1776 SetEvent(drv->connected_event);
1777 wpa_driver_ndis_event_connect(drv);
1778 break;
1779 case NDISUIO_NOTIFICATION_MEDIA_DISCONNECT:
1780 ResetEvent(drv->connected_event);
1781 wpa_printf(MSG_DEBUG, "NDIS: MEDIA_DISCONNECT");
1782 wpa_driver_ndis_event_disconnect(drv);
1783 break;
1784 case NDISUIO_NOTIFICATION_MEDIA_SPECIFIC_NOTIFICATION:
1785 wpa_printf(MSG_DEBUG, "NDIS: MEDIA_SPECIFIC_NOTIFICATION");
1786 #if _WIN32_WCE == 420 || _WIN32_WCE == 0x420
1787 wpa_driver_ndis_event_media_specific(
1788 drv, hdr->pvStatusBuffer, hdr->uiStatusBufferSize);
1789 #else
1790 wpa_driver_ndis_event_media_specific(
1791 drv, ((const u8 *) hdr) + hdr->uiOffsetToStatusBuffer,
1792 (size_t) hdr->uiStatusBufferSize);
1793 #endif
1794 break;
1795 default:
1796 wpa_printf(MSG_DEBUG, "NDIS: Unknown notification type 0x%x",
1797 hdr->dwNotificationType);
1798 break;
1799 }
1800 }
1801
1802
1803 static void ndisuio_notification_deinit(struct wpa_driver_ndis_data *drv)
1804 {
1805 NDISUIO_REQUEST_NOTIFICATION req;
1806
1807 memset(&req, 0, sizeof(req));
1808 req.hMsgQueue = drv->event_queue;
1809 req.dwNotificationTypes = 0;
1810
1811 if (!DeviceIoControl(drv->ndisuio, IOCTL_NDISUIO_REQUEST_NOTIFICATION,
1812 &req, sizeof(req), NULL, 0, NULL, NULL)) {
1813 wpa_printf(MSG_INFO, "ndisuio_notification_deinit: "
1814 "IOCTL_NDISUIO_REQUEST_NOTIFICATION failed: %d",
1815 (int) GetLastError());
1816 }
1817
1818 if (!DeviceIoControl(drv->ndisuio, IOCTL_NDISUIO_CANCEL_NOTIFICATION,
1819 NULL, 0, NULL, 0, NULL, NULL)) {
1820 wpa_printf(MSG_INFO, "ndisuio_notification_deinit: "
1821 "IOCTL_NDISUIO_CANCEL_NOTIFICATION failed: %d",
1822 (int) GetLastError());
1823 }
1824
1825 if (drv->event_queue) {
1826 eloop_unregister_event(drv->event_queue,
1827 sizeof(drv->event_queue));
1828 CloseHandle(drv->event_queue);
1829 drv->event_queue = NULL;
1830 }
1831
1832 if (drv->connected_event) {
1833 CloseHandle(drv->connected_event);
1834 drv->connected_event = NULL;
1835 }
1836 }
1837
1838
1839 static int ndisuio_notification_init(struct wpa_driver_ndis_data *drv)
1840 {
1841 MSGQUEUEOPTIONS opt;
1842 NDISUIO_REQUEST_NOTIFICATION req;
1843
1844 drv->connected_event =
1845 CreateEvent(NULL, TRUE, FALSE, TEXT("WpaSupplicantConnected"));
1846 if (drv->connected_event == NULL) {
1847 wpa_printf(MSG_INFO, "ndisuio_notification_init: "
1848 "CreateEvent failed: %d",
1849 (int) GetLastError());
1850 return -1;
1851 }
1852
1853 memset(&opt, 0, sizeof(opt));
1854 opt.dwSize = sizeof(opt);
1855 opt.dwMaxMessages = 5;
1856 opt.cbMaxMessage = NDISUIO_MSG_SIZE;
1857 opt.bReadAccess = TRUE;
1858
1859 drv->event_queue = CreateMsgQueue(NULL, &opt);
1860 if (drv->event_queue == NULL) {
1861 wpa_printf(MSG_INFO, "ndisuio_notification_init: "
1862 "CreateMsgQueue failed: %d",
1863 (int) GetLastError());
1864 ndisuio_notification_deinit(drv);
1865 return -1;
1866 }
1867
1868 memset(&req, 0, sizeof(req));
1869 req.hMsgQueue = drv->event_queue;
1870 req.dwNotificationTypes =
1871 #ifdef NDISUIO_NOTIFICATION_ADAPTER_ARRIVAL
1872 NDISUIO_NOTIFICATION_ADAPTER_ARRIVAL |
1873 #endif
1874 #ifdef NDISUIO_NOTIFICATION_ADAPTER_REMOVAL
1875 NDISUIO_NOTIFICATION_ADAPTER_REMOVAL |
1876 #endif
1877 NDISUIO_NOTIFICATION_MEDIA_CONNECT |
1878 NDISUIO_NOTIFICATION_MEDIA_DISCONNECT |
1879 NDISUIO_NOTIFICATION_MEDIA_SPECIFIC_NOTIFICATION;
1880
1881 if (!DeviceIoControl(drv->ndisuio, IOCTL_NDISUIO_REQUEST_NOTIFICATION,
1882 &req, sizeof(req), NULL, 0, NULL, NULL)) {
1883 wpa_printf(MSG_INFO, "ndisuio_notification_init: "
1884 "IOCTL_NDISUIO_REQUEST_NOTIFICATION failed: %d",
1885 (int) GetLastError());
1886 ndisuio_notification_deinit(drv);
1887 return -1;
1888 }
1889
1890 eloop_register_event(drv->event_queue, sizeof(drv->event_queue),
1891 ndisuio_notification_receive, drv, NULL);
1892
1893 return 0;
1894 }
1895 #endif /* _WIN32_WCE */
1896
1897
1898 static int wpa_driver_ndis_get_names(struct wpa_driver_ndis_data *drv)
1899 {
1900 #ifdef CONFIG_USE_NDISUIO
1901 NDISUIO_QUERY_BINDING *b;
1902 size_t blen = sizeof(*b) + 1024;
1903 int i, error, found = 0;
1904 DWORD written;
1905 char name[256], desc[256], *dpos;
1906 WCHAR *pos;
1907 size_t j, len, dlen;
1908
1909 b = os_malloc(blen);
1910 if (b == NULL)
1911 return -1;
1912
1913 for (i = 0; ; i++) {
1914 os_memset(b, 0, blen);
1915 b->BindingIndex = i;
1916 if (!DeviceIoControl(drv->ndisuio, IOCTL_NDISUIO_QUERY_BINDING,
1917 b, sizeof(NDISUIO_QUERY_BINDING), b, blen,
1918 &written, NULL)) {
1919 error = (int) GetLastError();
1920 if (error == ERROR_NO_MORE_ITEMS)
1921 break;
1922 wpa_printf(MSG_DEBUG, "IOCTL_NDISUIO_QUERY_BINDING "
1923 "failed: %d", error);
1924 break;
1925 }
1926
1927 pos = (WCHAR *) ((char *) b + b->DeviceNameOffset);
1928 len = b->DeviceNameLength;
1929 if (len >= sizeof(name))
1930 len = sizeof(name) - 1;
1931 for (j = 0; j < len; j++)
1932 name[j] = (char) pos[j];
1933 name[len] = '\0';
1934
1935 pos = (WCHAR *) ((char *) b + b->DeviceDescrOffset);
1936 len = b->DeviceDescrLength;
1937 if (len >= sizeof(desc))
1938 len = sizeof(desc) - 1;
1939 for (j = 0; j < len; j++)
1940 desc[j] = (char) pos[j];
1941 desc[len] = '\0';
1942
1943 wpa_printf(MSG_DEBUG, "NDIS: %d - %s - %s", i, name, desc);
1944
1945 if (os_strstr(name, drv->ifname)) {
1946 wpa_printf(MSG_DEBUG, "NDIS: Interface name match");
1947 found = 1;
1948 break;
1949 }
1950
1951 if (os_strncmp(desc, drv->ifname, os_strlen(drv->ifname)) == 0)
1952 {
1953 wpa_printf(MSG_DEBUG, "NDIS: Interface description "
1954 "match");
1955 found = 1;
1956 break;
1957 }
1958 }
1959
1960 if (!found) {
1961 wpa_printf(MSG_DEBUG, "NDIS: Could not find interface '%s'",
1962 drv->ifname);
1963 os_free(b);
1964 return -1;
1965 }
1966
1967 os_strncpy(drv->ifname,
1968 os_strncmp(name, "\\DEVICE\\", 8) == 0 ? name + 8 : name,
1969 sizeof(drv->ifname));
1970 #ifdef _WIN32_WCE
1971 drv->adapter_name = wpa_strdup_tchar(drv->ifname);
1972 if (drv->adapter_name == NULL) {
1973 wpa_printf(MSG_ERROR, "NDIS: Failed to allocate memory for "
1974 "adapter name");
1975 os_free(b);
1976 return -1;
1977 }
1978 #endif /* _WIN32_WCE */
1979
1980 dpos = os_strstr(desc, " - ");
1981 if (dpos)
1982 dlen = dpos - desc;
1983 else
1984 dlen = os_strlen(desc);
1985 drv->adapter_desc = os_malloc(dlen + 1);
1986 if (drv->adapter_desc) {
1987 os_memcpy(drv->adapter_desc, desc, dlen);
1988 drv->adapter_desc[dlen] = '\0';
1989 }
1990
1991 os_free(b);
1992
1993 if (drv->adapter_desc == NULL)
1994 return -1;
1995
1996 wpa_printf(MSG_DEBUG, "NDIS: Adapter description prefix '%s'",
1997 drv->adapter_desc);
1998
1999 return 0;
2000 #else /* CONFIG_USE_NDISUIO */
2001 PTSTR _names;
2002 char *names, *pos, *pos2;
2003 ULONG len;
2004 BOOLEAN res;
2005 #define MAX_ADAPTERS 32
2006 char *name[MAX_ADAPTERS];
2007 char *desc[MAX_ADAPTERS];
2008 int num_name, num_desc, i, found_name, found_desc;
2009 size_t dlen;
2010
2011 wpa_printf(MSG_DEBUG, "NDIS: Packet.dll version: %s",
2012 PacketGetVersion());
2013
2014 len = 8192;
2015 _names = os_zalloc(len);
2016 if (_names == NULL)
2017 return -1;
2018
2019 res = PacketGetAdapterNames(_names, &len);
2020 if (!res && len > 8192) {
2021 os_free(_names);
2022 _names = os_zalloc(len);
2023 if (_names == NULL)
2024 return -1;
2025 res = PacketGetAdapterNames(_names, &len);
2026 }
2027
2028 if (!res) {
2029 wpa_printf(MSG_ERROR, "NDIS: Failed to get adapter list "
2030 "(PacketGetAdapterNames)");
2031 os_free(_names);
2032 return -1;
2033 }
2034
2035 names = (char *) _names;
2036 if (names[0] && names[1] == '\0' && names[2] && names[3] == '\0') {
2037 wpa_printf(MSG_DEBUG, "NDIS: Looks like adapter names are in "
2038 "UNICODE");
2039 /* Convert to ASCII */
2040 pos2 = pos = names;
2041 while (pos2 < names + len) {
2042 if (pos2[0] == '\0' && pos2[1] == '\0' &&
2043 pos2[2] == '\0' && pos2[3] == '\0') {
2044 pos2 += 4;
2045 break;
2046 }
2047 *pos++ = pos2[0];
2048 pos2 += 2;
2049 }
2050 os_memcpy(pos + 2, names, pos - names);
2051 pos += 2;
2052 } else
2053 pos = names;
2054
2055 num_name = 0;
2056 while (pos < names + len) {
2057 name[num_name] = pos;
2058 while (*pos && pos < names + len)
2059 pos++;
2060 if (pos + 1 >= names + len) {
2061 os_free(names);
2062 return -1;
2063 }
2064 pos++;
2065 num_name++;
2066 if (num_name >= MAX_ADAPTERS) {
2067 wpa_printf(MSG_DEBUG, "NDIS: Too many adapters");
2068 os_free(names);
2069 return -1;
2070 }
2071 if (*pos == '\0') {
2072 wpa_printf(MSG_DEBUG, "NDIS: %d adapter names found",
2073 num_name);
2074 pos++;
2075 break;
2076 }
2077 }
2078
2079 num_desc = 0;
2080 while (pos < names + len) {
2081 desc[num_desc] = pos;
2082 while (*pos && pos < names + len)
2083 pos++;
2084 if (pos + 1 >= names + len) {
2085 os_free(names);
2086 return -1;
2087 }
2088 pos++;
2089 num_desc++;
2090 if (num_desc >= MAX_ADAPTERS) {
2091 wpa_printf(MSG_DEBUG, "NDIS: Too many adapter "
2092 "descriptions");
2093 os_free(names);
2094 return -1;
2095 }
2096 if (*pos == '\0') {
2097 wpa_printf(MSG_DEBUG, "NDIS: %d adapter descriptions "
2098 "found", num_name);
2099 pos++;
2100 break;
2101 }
2102 }
2103
2104 /*
2105 * Windows 98 with Packet.dll 3.0 alpha3 does not include adapter
2106 * descriptions. Fill in dummy descriptors to work around this.
2107 */
2108 while (num_desc < num_name)
2109 desc[num_desc++] = "dummy description";
2110
2111 if (num_name != num_desc) {
2112 wpa_printf(MSG_DEBUG, "NDIS: mismatch in adapter name and "
2113 "description counts (%d != %d)",
2114 num_name, num_desc);
2115 os_free(names);
2116 return -1;
2117 }
2118
2119 found_name = found_desc = -1;
2120 for (i = 0; i < num_name; i++) {
2121 wpa_printf(MSG_DEBUG, "NDIS: %d - %s - %s",
2122 i, name[i], desc[i]);
2123 if (found_name == -1 && os_strstr(name[i], drv->ifname))
2124 found_name = i;
2125 if (found_desc == -1 &&
2126 os_strncmp(desc[i], drv->ifname, os_strlen(drv->ifname)) ==
2127 0)
2128 found_desc = i;
2129 }
2130
2131 if (found_name < 0 && found_desc >= 0) {
2132 wpa_printf(MSG_DEBUG, "NDIS: Matched interface '%s' based on "
2133 "description '%s'",
2134 name[found_desc], desc[found_desc]);
2135 found_name = found_desc;
2136 os_strncpy(drv->ifname,
2137 os_strncmp(name[found_desc], "\\Device\\NPF_", 12)
2138 == 0 ? name[found_desc] + 12 : name[found_desc],
2139 sizeof(drv->ifname));
2140 }
2141
2142 if (found_name < 0) {
2143 wpa_printf(MSG_DEBUG, "NDIS: Could not find interface '%s'",
2144 drv->ifname);
2145 os_free(names);
2146 return -1;
2147 }
2148
2149 i = found_name;
2150 pos = os_strrchr(desc[i], '(');
2151 if (pos) {
2152 dlen = pos - desc[i];
2153 pos--;
2154 if (pos > desc[i] && *pos == ' ')
2155 dlen--;
2156 } else {
2157 dlen = os_strlen(desc[i]);
2158 }
2159 drv->adapter_desc = os_malloc(dlen + 1);
2160 if (drv->adapter_desc) {
2161 os_memcpy(drv->adapter_desc, desc[i], dlen);
2162 drv->adapter_desc[dlen] = '\0';
2163 }
2164
2165 os_free(names);
2166
2167 if (drv->adapter_desc == NULL)
2168 return -1;
2169
2170 wpa_printf(MSG_DEBUG, "NDIS: Adapter description prefix '%s'",
2171 drv->adapter_desc);
2172
2173 return 0;
2174 #endif /* CONFIG_USE_NDISUIO */
2175 }
2176
2177
2178 #if defined(CONFIG_NATIVE_WINDOWS) || defined(__CYGWIN__)
2179 #ifndef _WIN32_WCE
2180 /*
2181 * These structures are undocumented for WinXP; only WinCE version is
2182 * documented. These would be included wzcsapi.h if it were available. Some
2183 * changes here have been needed to make the structures match with WinXP SP2.
2184 * It is unclear whether these work with any other version.
2185 */
2186
2187 typedef struct {
2188 LPWSTR wszGuid;
2189 } INTF_KEY_ENTRY, *PINTF_KEY_ENTRY;
2190
2191 typedef struct {
2192 DWORD dwNumIntfs;
2193 PINTF_KEY_ENTRY pIntfs;
2194 } INTFS_KEY_TABLE, *PINTFS_KEY_TABLE;
2195
2196 typedef struct {
2197 DWORD dwDataLen;
2198 LPBYTE pData;
2199 } RAW_DATA, *PRAW_DATA;
2200
2201 typedef struct {
2202 LPWSTR wszGuid;
2203 LPWSTR wszDescr;
2204 ULONG ulMediaState;
2205 ULONG ulMediaType;
2206 ULONG ulPhysicalMediaType;
2207 INT nInfraMode;
2208 INT nAuthMode;
2209 INT nWepStatus;
2210 #ifndef _WIN32_WCE
2211 u8 pad[2]; /* why is this needed? */
2212 #endif /* _WIN32_WCE */
2213 DWORD dwCtlFlags;
2214 DWORD dwCapabilities; /* something added for WinXP SP2(?) */
2215 RAW_DATA rdSSID;
2216 RAW_DATA rdBSSID;
2217 RAW_DATA rdBSSIDList;
2218 RAW_DATA rdStSSIDList;
2219 RAW_DATA rdCtrlData;
2220 #ifdef UNDER_CE
2221 BOOL bInitialized;
2222 #endif
2223 DWORD nWPAMCastCipher;
2224 /* add some extra buffer for later additions since this interface is
2225 * far from stable */
2226 u8 later_additions[100];
2227 } INTF_ENTRY, *PINTF_ENTRY;
2228
2229 #define INTF_ALL 0xffffffff
2230 #define INTF_ALL_FLAGS 0x0000ffff
2231 #define INTF_CTLFLAGS 0x00000010
2232 #define INTFCTL_ENABLED 0x8000
2233 #endif /* _WIN32_WCE */
2234
2235
2236 #ifdef _WIN32_WCE
2237 static int wpa_driver_ndis_rebind_adapter(struct wpa_driver_ndis_data *drv)
2238 {
2239 HANDLE ndis;
2240 TCHAR multi[100];
2241 int len;
2242
2243 len = _tcslen(drv->adapter_name);
2244 if (len > 80)
2245 return -1;
2246
2247 ndis = CreateFile(DD_NDIS_DEVICE_NAME, GENERIC_READ | GENERIC_WRITE,
2248 0, NULL, OPEN_EXISTING, 0, NULL);
2249 if (ndis == INVALID_HANDLE_VALUE) {
2250 wpa_printf(MSG_DEBUG, "NDIS: Failed to open file to NDIS "
2251 "device: %d", (int) GetLastError());
2252 return -1;
2253 }
2254
2255 len++;
2256 memcpy(multi, drv->adapter_name, len * sizeof(TCHAR));
2257 memcpy(&multi[len], TEXT("NDISUIO\0"), 9 * sizeof(TCHAR));
2258 len += 9;
2259
2260 if (!DeviceIoControl(ndis, IOCTL_NDIS_REBIND_ADAPTER,
2261 multi, len * sizeof(TCHAR), NULL, 0, NULL, NULL))
2262 {
2263 wpa_printf(MSG_DEBUG, "NDIS: IOCTL_NDIS_REBIND_ADAPTER "
2264 "failed: 0x%x", (int) GetLastError());
2265 wpa_hexdump_ascii(MSG_DEBUG, "NDIS: rebind multi_sz",
2266 (u8 *) multi, len * sizeof(TCHAR));
2267 CloseHandle(ndis);
2268 return -1;
2269 }
2270
2271 CloseHandle(ndis);
2272
2273 wpa_printf(MSG_DEBUG, "NDIS: Requested NDIS rebind of NDISUIO "
2274 "protocol");
2275
2276 return 0;
2277 }
2278 #endif /* _WIN32_WCE */
2279
2280
2281 static int wpa_driver_ndis_set_wzc(struct wpa_driver_ndis_data *drv,
2282 int enable)
2283 {
2284 #ifdef _WIN32_WCE
2285 HKEY hk, hk2;
2286 LONG ret;
2287 DWORD i, hnd, len;
2288 TCHAR keyname[256], devname[256];
2289
2290 #define WZC_DRIVER TEXT("Drivers\\BuiltIn\\ZeroConfig")
2291
2292 if (enable) {
2293 HANDLE h;
2294 h = ActivateDeviceEx(WZC_DRIVER, NULL, 0, NULL);
2295 if (h == INVALID_HANDLE_VALUE || h == 0) {
2296 wpa_printf(MSG_DEBUG, "NDIS: Failed to re-enable WZC "
2297 "- ActivateDeviceEx failed: %d",
2298 (int) GetLastError());
2299 return -1;
2300 }
2301
2302 wpa_printf(MSG_DEBUG, "NDIS: WZC re-enabled");
2303 return wpa_driver_ndis_rebind_adapter(drv);
2304 }
2305
2306 /*
2307 * Unfortunately, just disabling the WZC for an interface is not enough
2308 * to free NDISUIO for us, so need to disable and unload WZC completely
2309 * for now when using WinCE with NDISUIO. In addition, must request
2310 * NDISUIO protocol to be rebound to the adapter in order to free the
2311 * NDISUIO binding that WZC hold before us.
2312 */
2313
2314 /* Enumerate HKLM\Drivers\Active\* to find a handle to WZC. */
2315 ret = RegOpenKeyEx(HKEY_LOCAL_MACHINE, DEVLOAD_ACTIVE_KEY, 0, 0, &hk);
2316 if (ret != ERROR_SUCCESS) {
2317 wpa_printf(MSG_DEBUG, "NDIS: RegOpenKeyEx(DEVLOAD_ACTIVE_KEY) "
2318 "failed: %d %d", (int) ret, (int) GetLastError());
2319 return -1;
2320 }
2321
2322 for (i = 0; ; i++) {
2323 len = sizeof(keyname);
2324 ret = RegEnumKeyEx(hk, i, keyname, &len, NULL, NULL, NULL,
2325 NULL);
2326 if (ret != ERROR_SUCCESS) {
2327 wpa_printf(MSG_DEBUG, "NDIS: Could not find active "
2328 "WZC - assuming it is not running.");
2329 RegCloseKey(hk);
2330 return -1;
2331 }
2332
2333 ret = RegOpenKeyEx(hk, keyname, 0, 0, &hk2);
2334 if (ret != ERROR_SUCCESS) {
2335 wpa_printf(MSG_DEBUG, "NDIS: RegOpenKeyEx(active dev) "
2336 "failed: %d %d",
2337 (int) ret, (int) GetLastError());
2338 continue;
2339 }
2340
2341 len = sizeof(devname);
2342 ret = RegQueryValueEx(hk2, DEVLOAD_DEVKEY_VALNAME, NULL, NULL,
2343 (LPBYTE) devname, &len);
2344 if (ret != ERROR_SUCCESS) {
2345 wpa_printf(MSG_DEBUG, "NDIS: RegQueryValueEx("
2346 "DEVKEY_VALNAME) failed: %d %d",
2347 (int) ret, (int) GetLastError());
2348 RegCloseKey(hk2);
2349 continue;
2350 }
2351
2352 if (_tcscmp(devname, WZC_DRIVER) == 0)
2353 break;
2354
2355 RegCloseKey(hk2);
2356 }
2357
2358 RegCloseKey(hk);
2359
2360 /* Found WZC - get handle to it. */
2361 len = sizeof(hnd);
2362 ret = RegQueryValueEx(hk2, DEVLOAD_HANDLE_VALNAME, NULL, NULL,
2363 (PUCHAR) &hnd, &len);
2364 if (ret != ERROR_SUCCESS) {
2365 wpa_printf(MSG_DEBUG, "NDIS: RegQueryValueEx(HANDLE_VALNAME) "
2366 "failed: %d %d", (int) ret, (int) GetLastError());
2367 RegCloseKey(hk2);
2368 return -1;
2369 }
2370
2371 RegCloseKey(hk2);
2372
2373 /* Deactivate WZC */
2374 if (!DeactivateDevice((HANDLE) hnd)) {
2375 wpa_printf(MSG_DEBUG, "NDIS: DeactivateDevice failed: %d",
2376 (int) GetLastError());
2377 return -1;
2378 }
2379
2380 wpa_printf(MSG_DEBUG, "NDIS: Disabled WZC temporarily");
2381 drv->wzc_disabled = 1;
2382 return wpa_driver_ndis_rebind_adapter(drv);
2383
2384 #else /* _WIN32_WCE */
2385
2386 HMODULE hm;
2387 DWORD (WINAPI *wzc_enum_interf)(LPWSTR pSrvAddr,
2388 PINTFS_KEY_TABLE pIntfs);
2389 DWORD (WINAPI *wzc_query_interf)(LPWSTR pSrvAddr, DWORD dwInFlags,
2390 PINTF_ENTRY pIntf,
2391 LPDWORD pdwOutFlags);
2392 DWORD (WINAPI *wzc_set_interf)(LPWSTR pSrvAddr, DWORD dwInFlags,
2393 PINTF_ENTRY pIntf, LPDWORD pdwOutFlags);
2394 int ret = -1, j;
2395 DWORD res;
2396 INTFS_KEY_TABLE guids;
2397 INTF_ENTRY intf;
2398 char guid[128];
2399 WCHAR *pos;
2400 DWORD flags, i;
2401
2402 hm = LoadLibrary(TEXT("wzcsapi.dll"));
2403 if (hm == NULL) {
2404 wpa_printf(MSG_DEBUG, "NDIS: Failed to load wzcsapi.dll (%u) "
2405 "- WZC probably not running",
2406 (unsigned int) GetLastError());
2407 return -1;
2408 }
2409
2410 #ifdef _WIN32_WCE
2411 wzc_enum_interf = (void *) GetProcAddressA(hm, "WZCEnumInterfaces");
2412 wzc_query_interf = (void *) GetProcAddressA(hm, "WZCQueryInterface");
2413 wzc_set_interf = (void *) GetProcAddressA(hm, "WZCSetInterface");
2414 #else /* _WIN32_WCE */
2415 wzc_enum_interf = (void *) GetProcAddress(hm, "WZCEnumInterfaces");
2416 wzc_query_interf = (void *) GetProcAddress(hm, "WZCQueryInterface");
2417 wzc_set_interf = (void *) GetProcAddress(hm, "WZCSetInterface");
2418 #endif /* _WIN32_WCE */
2419
2420 if (wzc_enum_interf == NULL || wzc_query_interf == NULL ||
2421 wzc_set_interf == NULL) {
2422 wpa_printf(MSG_DEBUG, "NDIS: WZCEnumInterfaces, "
2423 "WZCQueryInterface, or WZCSetInterface not found "
2424 "in wzcsapi.dll");
2425 goto fail;
2426 }
2427
2428 os_memset(&guids, 0, sizeof(guids));
2429 res = wzc_enum_interf(NULL, &guids);
2430 if (res != 0) {
2431 wpa_printf(MSG_DEBUG, "NDIS: WZCEnumInterfaces failed: %d; "
2432 "WZC service is apparently not running",
2433 (int) res);
2434 goto fail;
2435 }
2436
2437 wpa_printf(MSG_DEBUG, "NDIS: WZCEnumInterfaces: %d interfaces",
2438 (int) guids.dwNumIntfs);
2439
2440 for (i = 0; i < guids.dwNumIntfs; i++) {
2441 pos = guids.pIntfs[i].wszGuid;
2442 for (j = 0; j < sizeof(guid); j++) {
2443 guid[j] = (char) *pos;
2444 if (*pos == 0)
2445 break;
2446 pos++;
2447 }
2448 guid[sizeof(guid) - 1] = '\0';
2449 wpa_printf(MSG_DEBUG, "NDIS: intfs %d GUID '%s'",
2450 (int) i, guid);
2451 if (os_strstr(drv->ifname, guid) == NULL)
2452 continue;
2453
2454 wpa_printf(MSG_DEBUG, "NDIS: Current interface found from "
2455 "WZC");
2456 break;
2457 }
2458
2459 if (i >= guids.dwNumIntfs) {
2460 wpa_printf(MSG_DEBUG, "NDIS: Current interface not found from "
2461 "WZC");
2462 goto fail;
2463 }
2464
2465 os_memset(&intf, 0, sizeof(intf));
2466 intf.wszGuid = guids.pIntfs[i].wszGuid;
2467 /* Set flags to verify that the structure has not changed. */
2468 intf.dwCtlFlags = -1;
2469 flags = 0;
2470 res = wzc_query_interf(NULL, INTFCTL_ENABLED, &intf, &flags);
2471 if (res != 0) {
2472 wpa_printf(MSG_DEBUG, "NDIS: Could not query flags for the "
2473 "WZC interface: %d (0x%x)",
2474 (int) res, (int) res);
2475 wpa_printf(MSG_DEBUG, "NDIS: GetLastError: %u",
2476 (unsigned int) GetLastError());
2477 goto fail;
2478 }
2479
2480 wpa_printf(MSG_DEBUG, "NDIS: WZC interface flags 0x%x dwCtlFlags 0x%x",
2481 (int) flags, (int) intf.dwCtlFlags);
2482
2483 if (intf.dwCtlFlags == -1) {
2484 wpa_printf(MSG_DEBUG, "NDIS: Looks like wzcsapi has changed "
2485 "again - could not disable WZC");
2486 wpa_hexdump(MSG_MSGDUMP, "NDIS: intf",
2487 (u8 *) &intf, sizeof(intf));
2488 goto fail;
2489 }
2490
2491 if (enable) {
2492 if (!(intf.dwCtlFlags & INTFCTL_ENABLED)) {
2493 wpa_printf(MSG_DEBUG, "NDIS: Enabling WZC for this "
2494 "interface");
2495 intf.dwCtlFlags |= INTFCTL_ENABLED;
2496 res = wzc_set_interf(NULL, INTFCTL_ENABLED, &intf,
2497 &flags);
2498 if (res != 0) {
2499 wpa_printf(MSG_DEBUG, "NDIS: Failed to enable "
2500 "WZC: %d (0x%x)",
2501 (int) res, (int) res);
2502 wpa_printf(MSG_DEBUG, "NDIS: GetLastError: %u",
2503 (unsigned int) GetLastError());
2504 goto fail;
2505 }
2506 wpa_printf(MSG_DEBUG, "NDIS: Re-enabled WZC for this "
2507 "interface");
2508 drv->wzc_disabled = 0;
2509 }
2510 } else {
2511 if (intf.dwCtlFlags & INTFCTL_ENABLED) {
2512 wpa_printf(MSG_DEBUG, "NDIS: Disabling WZC for this "
2513 "interface");
2514 intf.dwCtlFlags &= ~INTFCTL_ENABLED;
2515 res = wzc_set_interf(NULL, INTFCTL_ENABLED, &intf,
2516 &flags);
2517 if (res != 0) {
2518 wpa_printf(MSG_DEBUG, "NDIS: Failed to "
2519 "disable WZC: %d (0x%x)",
2520 (int) res, (int) res);
2521 wpa_printf(MSG_DEBUG, "NDIS: GetLastError: %u",
2522 (unsigned int) GetLastError());
2523 goto fail;
2524 }
2525 wpa_printf(MSG_DEBUG, "NDIS: Disabled WZC temporarily "
2526 "for this interface");
2527 drv->wzc_disabled = 1;
2528 } else {
2529 wpa_printf(MSG_DEBUG, "NDIS: WZC was not enabled for "
2530 "this interface");
2531 }
2532 }
2533
2534 ret = 0;
2535
2536 fail:
2537 FreeLibrary(hm);
2538
2539 return ret;
2540 #endif /* _WIN32_WCE */
2541 }
2542
2543 #else /* CONFIG_NATIVE_WINDOWS || __CYGWIN__ */
2544
2545 static int wpa_driver_ndis_set_wzc(struct wpa_driver_ndis_data *drv,
2546 int enable)
2547 {
2548 return 0;
2549 }
2550
2551 #endif /* CONFIG_NATIVE_WINDOWS || __CYGWIN__ */
2552
2553
2554 #ifdef CONFIG_USE_NDISUIO
2555 /*
2556 * l2_packet_ndis.c is sharing the same handle to NDISUIO, so we must be able
2557 * to export this handle. This is somewhat ugly, but there is no better
2558 * mechanism available to pass data from driver interface to l2_packet wrapper.
2559 */
2560 static HANDLE driver_ndis_ndisuio_handle = INVALID_HANDLE_VALUE;
2561
2562 HANDLE driver_ndis_get_ndisuio_handle(void)
2563 {
2564 return driver_ndis_ndisuio_handle;
2565 }
2566 #endif /* CONFIG_USE_NDISUIO */
2567
2568
2569 static int wpa_driver_ndis_adapter_init(struct wpa_driver_ndis_data *drv)
2570 {
2571 #ifdef CONFIG_USE_NDISUIO
2572 #ifndef _WIN32_WCE
2573 #define NDISUIO_DEVICE_NAME TEXT("\\\\.\\\\Ndisuio")
2574 DWORD written;
2575 #endif /* _WIN32_WCE */
2576 drv->ndisuio = CreateFile(NDISUIO_DEVICE_NAME,
2577 GENERIC_READ | GENERIC_WRITE, 0, NULL,
2578 OPEN_EXISTING,
2579 FILE_ATTRIBUTE_NORMAL | FILE_FLAG_OVERLAPPED,
2580 INVALID_HANDLE_VALUE);
2581 if (drv->ndisuio == INVALID_HANDLE_VALUE) {
2582 wpa_printf(MSG_ERROR, "NDIS: Failed to open connection to "
2583 "NDISUIO: %d", (int) GetLastError());
2584 return -1;
2585 }
2586 driver_ndis_ndisuio_handle = drv->ndisuio;
2587
2588 #ifndef _WIN32_WCE
2589 if (!DeviceIoControl(drv->ndisuio, IOCTL_NDISUIO_BIND_WAIT, NULL, 0,
2590 NULL, 0, &written, NULL)) {
2591 wpa_printf(MSG_ERROR, "NDIS: IOCTL_NDISUIO_BIND_WAIT failed: "
2592 "%d", (int) GetLastError());
2593 CloseHandle(drv->ndisuio);
2594 drv->ndisuio = INVALID_HANDLE_VALUE;
2595 return -1;
2596 }
2597 #endif /* _WIN32_WCE */
2598
2599 return 0;
2600 #else /* CONFIG_USE_NDISUIO */
2601 return 0;
2602 #endif /* CONFIG_USE_NDISUIO */
2603 }
2604
2605
2606 static int wpa_driver_ndis_adapter_open(struct wpa_driver_ndis_data *drv)
2607 {
2608 #ifdef CONFIG_USE_NDISUIO
2609 DWORD written;
2610 #define MAX_NDIS_DEVICE_NAME_LEN 256
2611 WCHAR ifname[MAX_NDIS_DEVICE_NAME_LEN];
2612 size_t len, i, pos;
2613 const char *prefix = "\\DEVICE\\";
2614
2615 #ifdef _WIN32_WCE
2616 pos = 0;
2617 #else /* _WIN32_WCE */
2618 pos = 8;
2619 #endif /* _WIN32_WCE */
2620 len = pos + os_strlen(drv->ifname);
2621 if (len >= MAX_NDIS_DEVICE_NAME_LEN)
2622 return -1;
2623 for (i = 0; i < pos; i++)
2624 ifname[i] = (WCHAR) prefix[i];
2625 for (i = pos; i < len; i++)
2626 ifname[i] = (WCHAR) drv->ifname[i - pos];
2627 ifname[i] = L'\0';
2628
2629 if (!DeviceIoControl(drv->ndisuio, IOCTL_NDISUIO_OPEN_DEVICE,
2630 ifname, len * sizeof(WCHAR), NULL, 0, &written,
2631 NULL)) {
2632 wpa_printf(MSG_ERROR, "NDIS: IOCTL_NDISUIO_OPEN_DEVICE "
2633 "failed: %d", (int) GetLastError());
2634 wpa_hexdump_ascii(MSG_DEBUG, "NDIS: ifname",
2635 (const u8 *) ifname, len * sizeof(WCHAR));
2636 CloseHandle(drv->ndisuio);
2637 drv->ndisuio = INVALID_HANDLE_VALUE;
2638 return -1;
2639 }
2640
2641 wpa_printf(MSG_DEBUG, "NDIS: Opened NDISUIO device successfully");
2642
2643 return 0;
2644 #else /* CONFIG_USE_NDISUIO */
2645 char ifname[128];
2646 os_snprintf(ifname, sizeof(ifname), "\\Device\\NPF_%s", drv->ifname);
2647 drv->adapter = PacketOpenAdapter(ifname);
2648 if (drv->adapter == NULL) {
2649 wpa_printf(MSG_DEBUG, "NDIS: PacketOpenAdapter failed for "
2650 "'%s'", ifname);
2651 return -1;
2652 }
2653 return 0;
2654 #endif /* CONFIG_USE_NDISUIO */
2655 }
2656
2657
2658 static void wpa_driver_ndis_adapter_close(struct wpa_driver_ndis_data *drv)
2659 {
2660 #ifdef CONFIG_USE_NDISUIO
2661 driver_ndis_ndisuio_handle = INVALID_HANDLE_VALUE;
2662 if (drv->ndisuio != INVALID_HANDLE_VALUE)
2663 CloseHandle(drv->ndisuio);
2664 #else /* CONFIG_USE_NDISUIO */
2665 if (drv->adapter)
2666 PacketCloseAdapter(drv->adapter);
2667 #endif /* CONFIG_USE_NDISUIO */
2668 }
2669
2670
2671 static void * wpa_driver_ndis_init(void *ctx, const char *ifname)
2672 {
2673 struct wpa_driver_ndis_data *drv;
2674 u32 mode;
2675
2676 drv = os_zalloc(sizeof(*drv));
2677 if (drv == NULL)
2678 return NULL;
2679 drv->ctx = ctx;
2680 /*
2681 * Compatibility code to strip possible prefix from the GUID. Previous
2682 * versions include \Device\NPF_ prefix for all names, but the internal
2683 * interface name is now only the GUI. Both Packet32 and NDISUIO
2684 * prefixes are supported.
2685 */
2686 if (os_strncmp(ifname, "\\Device\\NPF_", 12) == 0)
2687 ifname += 12;
2688 else if (os_strncmp(ifname, "\\DEVICE\\", 8) == 0)
2689 ifname += 8;
2690 os_strncpy(drv->ifname, ifname, sizeof(drv->ifname));
2691
2692 if (wpa_driver_ndis_adapter_init(drv) < 0) {
2693 os_free(drv);
2694 return NULL;
2695 }
2696
2697 if (wpa_driver_ndis_get_names(drv) < 0) {
2698 wpa_driver_ndis_adapter_close(drv);
2699 os_free(drv);
2700 return NULL;
2701 }
2702
2703 wpa_driver_ndis_set_wzc(drv, 0);
2704
2705 if (wpa_driver_ndis_adapter_open(drv) < 0) {
2706 wpa_driver_ndis_adapter_close(drv);
2707 os_free(drv);
2708 return NULL;
2709 }
2710
2711 if (ndis_get_oid(drv, OID_802_3_CURRENT_ADDRESS,
2712 drv->own_addr, ETH_ALEN) < 0) {
2713 wpa_printf(MSG_DEBUG, "NDIS: Get OID_802_3_CURRENT_ADDRESS "
2714 "failed");
2715 wpa_driver_ndis_adapter_close(drv);
2716 os_free(drv);
2717 return NULL;
2718 }
2719 wpa_driver_ndis_get_capability(drv);
2720
2721 /* Make sure that the driver does not have any obsolete PMKID entries.
2722 */
2723 wpa_driver_ndis_flush_pmkid(drv);
2724
2725 eloop_register_timeout(1, 0, wpa_driver_ndis_poll_timeout, drv, NULL);
2726
2727 #ifdef CONFIG_NDIS_EVENTS_INTEGRATED
2728 drv->events = ndis_events_init(&drv->events_pipe, &drv->event_avail,
2729 drv->ifname, drv->adapter_desc);
2730 if (drv->events == NULL) {
2731 wpa_driver_ndis_deinit(drv);
2732 return NULL;
2733 }
2734 eloop_register_event(drv->event_avail, sizeof(drv->event_avail),
2735 wpa_driver_ndis_event_pipe_cb, drv, NULL);
2736 #endif /* CONFIG_NDIS_EVENTS_INTEGRATED */
2737
2738 #ifdef _WIN32_WCE
2739 if (ndisuio_notification_init(drv) < 0) {
2740 wpa_driver_ndis_deinit(drv);
2741 return NULL;
2742 }
2743 #endif /* _WIN32_WCE */
2744
2745 /* Set mode here in case card was configured for ad-hoc mode
2746 * previously. */
2747 mode = Ndis802_11Infrastructure;
2748 if (ndis_set_oid(drv, OID_802_11_INFRASTRUCTURE_MODE,
2749 (char *) &mode, sizeof(mode)) < 0) {
2750 wpa_printf(MSG_DEBUG, "NDIS: Failed to set "
2751 "OID_802_11_INFRASTRUCTURE_MODE (%d)",
2752 (int) mode);
2753 /* Try to continue anyway */
2754
2755 if (!drv->has_capability && drv->capa.enc == 0) {
2756 wpa_printf(MSG_DEBUG, "NDIS: Driver did not provide "
2757 "any wireless capabilities - assume it is "
2758 "a wired interface");
2759 drv->wired = 1;
2760 }
2761 }
2762
2763 return drv;
2764 }
2765
2766
2767 static void wpa_driver_ndis_deinit(void *priv)
2768 {
2769 struct wpa_driver_ndis_data *drv = priv;
2770
2771 #ifdef CONFIG_NDIS_EVENTS_INTEGRATED
2772 if (drv->events) {
2773 eloop_unregister_event(drv->event_avail,
2774 sizeof(drv->event_avail));
2775 ndis_events_deinit(drv->events);
2776 }
2777 #endif /* CONFIG_NDIS_EVENTS_INTEGRATED */
2778
2779 #ifdef _WIN32_WCE
2780 ndisuio_notification_deinit(drv);
2781 #endif /* _WIN32_WCE */
2782
2783 eloop_cancel_timeout(wpa_driver_ndis_scan_timeout, drv, drv->ctx);
2784 eloop_cancel_timeout(wpa_driver_ndis_poll_timeout, drv, NULL);
2785 wpa_driver_ndis_flush_pmkid(drv);
2786 wpa_driver_ndis_disconnect(drv);
2787 if (wpa_driver_ndis_radio_off(drv) < 0) {
2788 wpa_printf(MSG_DEBUG, "NDIS: failed to disassociate and turn "
2789 "radio off");
2790 }
2791
2792 wpa_driver_ndis_adapter_close(drv);
2793
2794 if (drv->wzc_disabled)
2795 wpa_driver_ndis_set_wzc(drv, 1);
2796
2797 #ifdef _WIN32_WCE
2798 os_free(drv->adapter_name);
2799 #endif /* _WIN32_WCE */
2800 os_free(drv->adapter_desc);
2801 os_free(drv);
2802 }
2803
2804
2805 const struct wpa_driver_ops wpa_driver_ndis_ops = {
2806 "ndis",
2807 "Windows NDIS driver",
2808 wpa_driver_ndis_get_bssid,
2809 wpa_driver_ndis_get_ssid,
2810 wpa_driver_ndis_set_wpa,
2811 wpa_driver_ndis_set_key,
2812 wpa_driver_ndis_init,
2813 wpa_driver_ndis_deinit,
2814 NULL /* set_param */,
2815 NULL /* set_countermeasures */,
2816 NULL /* set_drop_unencrypted */,
2817 wpa_driver_ndis_scan,
2818 wpa_driver_ndis_get_scan_results,
2819 wpa_driver_ndis_deauthenticate,
2820 wpa_driver_ndis_disassociate,
2821 wpa_driver_ndis_associate,
2822 NULL /* set_auth_alg */,
2823 wpa_driver_ndis_add_pmkid,
2824 wpa_driver_ndis_remove_pmkid,
2825 wpa_driver_ndis_flush_pmkid,
2826 wpa_driver_ndis_get_capa,
2827 wpa_driver_ndis_poll,
2828 wpa_driver_ndis_get_ifname,
2829 wpa_driver_ndis_get_mac_addr,
2830 NULL /* send_eapol */,
2831 NULL /* set_operstate */,
2832 NULL /* mlme_setprotection */,
2833 NULL /* get_hw_feature_data */,
2834 NULL /* set_channel */,
2835 NULL /* set_ssid */,
2836 NULL /* set_bssid */,
2837 NULL /* send_mlme */,
2838 NULL /* mlme_add_sta */,
2839 NULL /* mlme_remove_sta */
2840 };
DragonFly BSD