1 /*
2  * WPA Supplicant - Windows/NDIS driver interface
3  * Copyright (c) 2004-2007, Jouni Malinen <j@w1.fi>
4  *
5  * This software may be distributed under the terms of the BSD license.
6  * See README for more details.
7  */
8 
9 #ifdef __CYGWIN__
10 /* Avoid some header file conflicts by not including standard headers for
11  * cygwin builds when Packet32.h is included. */
12 #include "build_config.h"
13 int close(int fd);
14 #else /* __CYGWIN__ */
15 #include "includes.h"
16 #endif /* __CYGWIN__ */
17 #ifdef CONFIG_USE_NDISUIO
18 #include <winsock2.h>
19 #else /* CONFIG_USE_NDISUIO */
20 #include <Packet32.h>
21 #endif /* CONFIG_USE_NDISUIO */
22 #ifdef __MINGW32_VERSION
23 #include <ddk/ntddndis.h>
24 #else /* __MINGW32_VERSION */
25 #include <ntddndis.h>
26 #endif /* __MINGW32_VERSION */
27 
28 #ifdef _WIN32_WCE
29 #include <winioctl.h>
30 #include <nuiouser.h>
31 #include <devload.h>
32 #endif /* _WIN32_WCE */
33 
34 #include "common.h"
35 #include "driver.h"
36 #include "eloop.h"
37 #include "common/ieee802_11_defs.h"
38 #include "common/ieee802_11_common.h"
39 #include "driver_ndis.h"
40 
41 int wpa_driver_register_event_cb(struct wpa_driver_ndis_data *drv);
42 #ifdef CONFIG_NDIS_EVENTS_INTEGRATED
43 void wpa_driver_ndis_event_pipe_cb(void *eloop_data, void *user_data);
44 #endif /* CONFIG_NDIS_EVENTS_INTEGRATED */
45 
46 static void wpa_driver_ndis_deinit(void *priv);
47 static void wpa_driver_ndis_poll(void *drv);
48 static void wpa_driver_ndis_poll_timeout(void *eloop_ctx, void *timeout_ctx);
49 static int wpa_driver_ndis_adapter_init(struct wpa_driver_ndis_data *drv);
50 static int wpa_driver_ndis_adapter_open(struct wpa_driver_ndis_data *drv);
51 static void wpa_driver_ndis_adapter_close(struct wpa_driver_ndis_data *drv);
52 
53 
54 static const u8 pae_group_addr[ETH_ALEN] =
55 { 0x01, 0x80, 0xc2, 0x00, 0x00, 0x03 };
56 
57 
58 /* FIX: to be removed once this can be compiled with the complete NDIS
59  * header files */
60 #ifndef OID_802_11_BSSID
61 #define OID_802_11_BSSID 			0x0d010101
62 #define OID_802_11_SSID 			0x0d010102
63 #define OID_802_11_INFRASTRUCTURE_MODE		0x0d010108
64 #define OID_802_11_ADD_WEP			0x0D010113
65 #define OID_802_11_REMOVE_WEP			0x0D010114
66 #define OID_802_11_DISASSOCIATE			0x0D010115
67 #define OID_802_11_BSSID_LIST 			0x0d010217
68 #define OID_802_11_AUTHENTICATION_MODE		0x0d010118
69 #define OID_802_11_PRIVACY_FILTER		0x0d010119
70 #define OID_802_11_BSSID_LIST_SCAN 		0x0d01011A
71 #define OID_802_11_WEP_STATUS	 		0x0d01011B
72 #define OID_802_11_ENCRYPTION_STATUS OID_802_11_WEP_STATUS
73 #define OID_802_11_ADD_KEY 			0x0d01011D
74 #define OID_802_11_REMOVE_KEY 			0x0d01011E
75 #define OID_802_11_ASSOCIATION_INFORMATION	0x0d01011F
76 #define OID_802_11_TEST 			0x0d010120
77 #define OID_802_11_CAPABILITY 			0x0d010122
78 #define OID_802_11_PMKID 			0x0d010123
79 
80 #define NDIS_802_11_LENGTH_SSID 32
81 #define NDIS_802_11_LENGTH_RATES 8
82 #define NDIS_802_11_LENGTH_RATES_EX 16
83 
84 typedef UCHAR NDIS_802_11_MAC_ADDRESS[6];
85 
86 typedef struct NDIS_802_11_SSID {
87 	ULONG SsidLength;
88 	UCHAR Ssid[NDIS_802_11_LENGTH_SSID];
89 } NDIS_802_11_SSID;
90 
91 typedef LONG NDIS_802_11_RSSI;
92 
93 typedef enum NDIS_802_11_NETWORK_TYPE {
94 	Ndis802_11FH,
95 	Ndis802_11DS,
96 	Ndis802_11OFDM5,
97 	Ndis802_11OFDM24,
98 	Ndis802_11NetworkTypeMax
99 } NDIS_802_11_NETWORK_TYPE;
100 
101 typedef struct NDIS_802_11_CONFIGURATION_FH {
102 	ULONG Length;
103 	ULONG HopPattern;
104 	ULONG HopSet;
105 	ULONG DwellTime;
106 } NDIS_802_11_CONFIGURATION_FH;
107 
108 typedef struct NDIS_802_11_CONFIGURATION {
109 	ULONG Length;
110 	ULONG BeaconPeriod;
111 	ULONG ATIMWindow;
112 	ULONG DSConfig;
113 	NDIS_802_11_CONFIGURATION_FH FHConfig;
114 } NDIS_802_11_CONFIGURATION;
115 
116 typedef enum NDIS_802_11_NETWORK_INFRASTRUCTURE {
117 	Ndis802_11IBSS,
118 	Ndis802_11Infrastructure,
119 	Ndis802_11AutoUnknown,
120 	Ndis802_11InfrastructureMax
121 } NDIS_802_11_NETWORK_INFRASTRUCTURE;
122 
123 typedef enum NDIS_802_11_AUTHENTICATION_MODE {
124 	Ndis802_11AuthModeOpen,
125 	Ndis802_11AuthModeShared,
126 	Ndis802_11AuthModeAutoSwitch,
127 	Ndis802_11AuthModeWPA,
128 	Ndis802_11AuthModeWPAPSK,
129 	Ndis802_11AuthModeWPANone,
130 	Ndis802_11AuthModeWPA2,
131 	Ndis802_11AuthModeWPA2PSK,
132 	Ndis802_11AuthModeMax
133 } NDIS_802_11_AUTHENTICATION_MODE;
134 
135 typedef enum NDIS_802_11_WEP_STATUS {
136 	Ndis802_11WEPEnabled,
137 	Ndis802_11Encryption1Enabled = Ndis802_11WEPEnabled,
138 	Ndis802_11WEPDisabled,
139 	Ndis802_11EncryptionDisabled = Ndis802_11WEPDisabled,
140 	Ndis802_11WEPKeyAbsent,
141 	Ndis802_11Encryption1KeyAbsent = Ndis802_11WEPKeyAbsent,
142 	Ndis802_11WEPNotSupported,
143 	Ndis802_11EncryptionNotSupported = Ndis802_11WEPNotSupported,
144 	Ndis802_11Encryption2Enabled,
145 	Ndis802_11Encryption2KeyAbsent,
146 	Ndis802_11Encryption3Enabled,
147 	Ndis802_11Encryption3KeyAbsent
148 } NDIS_802_11_WEP_STATUS, NDIS_802_11_ENCRYPTION_STATUS;
149 
150 typedef enum NDIS_802_11_PRIVACY_FILTER {
151 	Ndis802_11PrivFilterAcceptAll,
152 	Ndis802_11PrivFilter8021xWEP
153 } NDIS_802_11_PRIVACY_FILTER;
154 
155 typedef UCHAR NDIS_802_11_RATES[NDIS_802_11_LENGTH_RATES];
156 typedef UCHAR NDIS_802_11_RATES_EX[NDIS_802_11_LENGTH_RATES_EX];
157 
158 typedef struct NDIS_WLAN_BSSID_EX {
159 	ULONG Length;
160 	NDIS_802_11_MAC_ADDRESS MacAddress; /* BSSID */
161 	UCHAR Reserved[2];
162 	NDIS_802_11_SSID Ssid;
163 	ULONG Privacy;
164 	NDIS_802_11_RSSI Rssi;
165 	NDIS_802_11_NETWORK_TYPE NetworkTypeInUse;
166 	NDIS_802_11_CONFIGURATION Configuration;
167 	NDIS_802_11_NETWORK_INFRASTRUCTURE InfrastructureMode;
168 	NDIS_802_11_RATES_EX SupportedRates;
169 	ULONG IELength;
170 	UCHAR IEs[1];
171 } NDIS_WLAN_BSSID_EX;
172 
173 typedef struct NDIS_802_11_BSSID_LIST_EX {
174 	ULONG NumberOfItems;
175 	NDIS_WLAN_BSSID_EX Bssid[1];
176 } NDIS_802_11_BSSID_LIST_EX;
177 
178 typedef struct NDIS_802_11_FIXED_IEs {
179 	UCHAR Timestamp[8];
180 	USHORT BeaconInterval;
181 	USHORT Capabilities;
182 } NDIS_802_11_FIXED_IEs;
183 
184 typedef struct NDIS_802_11_WEP {
185 	ULONG Length;
186 	ULONG KeyIndex;
187 	ULONG KeyLength;
188 	UCHAR KeyMaterial[1];
189 } NDIS_802_11_WEP;
190 
191 typedef ULONG NDIS_802_11_KEY_INDEX;
192 typedef ULONGLONG NDIS_802_11_KEY_RSC;
193 
194 typedef struct NDIS_802_11_KEY {
195 	ULONG Length;
196 	ULONG KeyIndex;
197 	ULONG KeyLength;
198 	NDIS_802_11_MAC_ADDRESS BSSID;
199 	NDIS_802_11_KEY_RSC KeyRSC;
200 	UCHAR KeyMaterial[1];
201 } NDIS_802_11_KEY;
202 
203 typedef struct NDIS_802_11_REMOVE_KEY {
204 	ULONG Length;
205 	ULONG KeyIndex;
206 	NDIS_802_11_MAC_ADDRESS BSSID;
207 } NDIS_802_11_REMOVE_KEY;
208 
209 typedef struct NDIS_802_11_AI_REQFI {
210 	USHORT Capabilities;
211 	USHORT ListenInterval;
212 	NDIS_802_11_MAC_ADDRESS CurrentAPAddress;
213 } NDIS_802_11_AI_REQFI;
214 
215 typedef struct NDIS_802_11_AI_RESFI {
216 	USHORT Capabilities;
217 	USHORT StatusCode;
218 	USHORT AssociationId;
219 } NDIS_802_11_AI_RESFI;
220 
221 typedef struct NDIS_802_11_ASSOCIATION_INFORMATION {
222 	ULONG Length;
223 	USHORT AvailableRequestFixedIEs;
224 	NDIS_802_11_AI_REQFI RequestFixedIEs;
225 	ULONG RequestIELength;
226 	ULONG OffsetRequestIEs;
227 	USHORT AvailableResponseFixedIEs;
228 	NDIS_802_11_AI_RESFI ResponseFixedIEs;
229 	ULONG ResponseIELength;
230 	ULONG OffsetResponseIEs;
231 } NDIS_802_11_ASSOCIATION_INFORMATION;
232 
233 typedef struct NDIS_802_11_AUTHENTICATION_ENCRYPTION {
234 	NDIS_802_11_AUTHENTICATION_MODE AuthModeSupported;
235 	NDIS_802_11_ENCRYPTION_STATUS EncryptStatusSupported;
236 } NDIS_802_11_AUTHENTICATION_ENCRYPTION;
237 
238 typedef struct NDIS_802_11_CAPABILITY {
239 	ULONG Length;
240 	ULONG Version;
241 	ULONG NoOfPMKIDs;
242 	ULONG NoOfAuthEncryptPairsSupported;
243 	NDIS_802_11_AUTHENTICATION_ENCRYPTION
244 		AuthenticationEncryptionSupported[1];
245 } NDIS_802_11_CAPABILITY;
246 
247 typedef UCHAR NDIS_802_11_PMKID_VALUE[16];
248 
249 typedef struct BSSID_INFO {
250 	NDIS_802_11_MAC_ADDRESS BSSID;
251 	NDIS_802_11_PMKID_VALUE PMKID;
252 } BSSID_INFO;
253 
254 typedef struct NDIS_802_11_PMKID {
255 	ULONG Length;
256 	ULONG BSSIDInfoCount;
257 	BSSID_INFO BSSIDInfo[1];
258 } NDIS_802_11_PMKID;
259 
260 typedef enum NDIS_802_11_STATUS_TYPE {
261 	Ndis802_11StatusType_Authentication,
262 	Ndis802_11StatusType_PMKID_CandidateList = 2,
263 	Ndis802_11StatusTypeMax
264 } NDIS_802_11_STATUS_TYPE;
265 
266 typedef struct NDIS_802_11_STATUS_INDICATION {
267 	NDIS_802_11_STATUS_TYPE StatusType;
268 } NDIS_802_11_STATUS_INDICATION;
269 
270 typedef struct PMKID_CANDIDATE {
271 	NDIS_802_11_MAC_ADDRESS BSSID;
272 	ULONG Flags;
273 } PMKID_CANDIDATE;
274 
275 #define NDIS_802_11_PMKID_CANDIDATE_PREAUTH_ENABLED 0x01
276 
277 typedef struct NDIS_802_11_PMKID_CANDIDATE_LIST {
278 	ULONG Version;
279 	ULONG NumCandidates;
280 	PMKID_CANDIDATE CandidateList[1];
281 } NDIS_802_11_PMKID_CANDIDATE_LIST;
282 
283 typedef struct NDIS_802_11_AUTHENTICATION_REQUEST {
284 	ULONG Length;
285 	NDIS_802_11_MAC_ADDRESS Bssid;
286 	ULONG Flags;
287 } NDIS_802_11_AUTHENTICATION_REQUEST;
288 
289 #define NDIS_802_11_AUTH_REQUEST_REAUTH			0x01
290 #define NDIS_802_11_AUTH_REQUEST_KEYUPDATE		0x02
291 #define NDIS_802_11_AUTH_REQUEST_PAIRWISE_ERROR		0x06
292 #define NDIS_802_11_AUTH_REQUEST_GROUP_ERROR		0x0E
293 
294 #endif /* OID_802_11_BSSID */
295 
296 
297 #ifndef OID_802_11_PMKID
298 /* Platform SDK for XP did not include WPA2, so add needed definitions */
299 
300 #define OID_802_11_CAPABILITY 			0x0d010122
301 #define OID_802_11_PMKID 			0x0d010123
302 
303 #define Ndis802_11AuthModeWPA2 6
304 #define Ndis802_11AuthModeWPA2PSK 7
305 
306 #define Ndis802_11StatusType_PMKID_CandidateList 2
307 
308 typedef struct NDIS_802_11_AUTHENTICATION_ENCRYPTION {
309 	NDIS_802_11_AUTHENTICATION_MODE AuthModeSupported;
310 	NDIS_802_11_ENCRYPTION_STATUS EncryptStatusSupported;
311 } NDIS_802_11_AUTHENTICATION_ENCRYPTION;
312 
313 typedef struct NDIS_802_11_CAPABILITY {
314 	ULONG Length;
315 	ULONG Version;
316 	ULONG NoOfPMKIDs;
317 	ULONG NoOfAuthEncryptPairsSupported;
318 	NDIS_802_11_AUTHENTICATION_ENCRYPTION
319 		AuthenticationEncryptionSupported[1];
320 } NDIS_802_11_CAPABILITY;
321 
322 typedef UCHAR NDIS_802_11_PMKID_VALUE[16];
323 
324 typedef struct BSSID_INFO {
325 	NDIS_802_11_MAC_ADDRESS BSSID;
326 	NDIS_802_11_PMKID_VALUE PMKID;
327 } BSSID_INFO;
328 
329 typedef struct NDIS_802_11_PMKID {
330 	ULONG Length;
331 	ULONG BSSIDInfoCount;
332 	BSSID_INFO BSSIDInfo[1];
333 } NDIS_802_11_PMKID;
334 
335 typedef struct PMKID_CANDIDATE {
336 	NDIS_802_11_MAC_ADDRESS BSSID;
337 	ULONG Flags;
338 } PMKID_CANDIDATE;
339 
340 #define NDIS_802_11_PMKID_CANDIDATE_PREAUTH_ENABLED 0x01
341 
342 typedef struct NDIS_802_11_PMKID_CANDIDATE_LIST {
343 	ULONG Version;
344 	ULONG NumCandidates;
345 	PMKID_CANDIDATE CandidateList[1];
346 } NDIS_802_11_PMKID_CANDIDATE_LIST;
347 
348 #endif /* OID_802_11_CAPABILITY */
349 
350 
351 #ifndef OID_DOT11_CURRENT_OPERATION_MODE
352 /* Native 802.11 OIDs */
353 #define OID_DOT11_NDIS_START 0x0D010300
354 #define OID_DOT11_CURRENT_OPERATION_MODE (OID_DOT11_NDIS_START + 8)
355 #define OID_DOT11_SCAN_REQUEST (OID_DOT11_NDIS_START + 11)
356 
357 typedef enum _DOT11_BSS_TYPE {
358 	dot11_BSS_type_infrastructure = 1,
359 	dot11_BSS_type_independent = 2,
360 	dot11_BSS_type_any = 3
361 } DOT11_BSS_TYPE, * PDOT11_BSS_TYPE;
362 
363 typedef UCHAR DOT11_MAC_ADDRESS[6];
364 typedef DOT11_MAC_ADDRESS * PDOT11_MAC_ADDRESS;
365 
366 typedef enum _DOT11_SCAN_TYPE {
367 	dot11_scan_type_active = 1,
368 	dot11_scan_type_passive = 2,
369 	dot11_scan_type_auto = 3,
370 	dot11_scan_type_forced = 0x80000000
371 } DOT11_SCAN_TYPE, * PDOT11_SCAN_TYPE;
372 
373 typedef struct _DOT11_SCAN_REQUEST_V2 {
374 	DOT11_BSS_TYPE dot11BSSType;
375 	DOT11_MAC_ADDRESS dot11BSSID;
376 	DOT11_SCAN_TYPE dot11ScanType;
377 	BOOLEAN bRestrictedScan;
378 	ULONG udot11SSIDsOffset;
379 	ULONG uNumOfdot11SSIDs;
380 	BOOLEAN bUseRequestIE;
381 	ULONG uRequestIDsOffset;
382 	ULONG uNumOfRequestIDs;
383 	ULONG uPhyTypeInfosOffset;
384 	ULONG uNumOfPhyTypeInfos;
385 	ULONG uIEsOffset;
386 	ULONG uIEsLength;
387 	UCHAR ucBuffer[1];
388 } DOT11_SCAN_REQUEST_V2, * PDOT11_SCAN_REQUEST_V2;
389 
390 #endif /* OID_DOT11_CURRENT_OPERATION_MODE */
391 
392 #ifdef CONFIG_USE_NDISUIO
393 #ifndef _WIN32_WCE
394 #ifdef __MINGW32_VERSION
395 typedef ULONG NDIS_OID;
396 #endif /* __MINGW32_VERSION */
397 /* from nuiouser.h */
398 #define FSCTL_NDISUIO_BASE      FILE_DEVICE_NETWORK
399 
400 #define _NDISUIO_CTL_CODE(_Function, _Method, _Access) \
401 	CTL_CODE(FSCTL_NDISUIO_BASE, _Function, _Method, _Access)
402 
403 #define IOCTL_NDISUIO_OPEN_DEVICE \
404 	_NDISUIO_CTL_CODE(0x200, METHOD_BUFFERED, \
405 			  FILE_READ_ACCESS | FILE_WRITE_ACCESS)
406 
407 #define IOCTL_NDISUIO_QUERY_OID_VALUE \
408 	_NDISUIO_CTL_CODE(0x201, METHOD_BUFFERED, \
409 			  FILE_READ_ACCESS | FILE_WRITE_ACCESS)
410 
411 #define IOCTL_NDISUIO_SET_OID_VALUE \
412 	_NDISUIO_CTL_CODE(0x205, METHOD_BUFFERED, \
413 			  FILE_READ_ACCESS | FILE_WRITE_ACCESS)
414 
415 #define IOCTL_NDISUIO_SET_ETHER_TYPE \
416 	_NDISUIO_CTL_CODE(0x202, METHOD_BUFFERED, \
417 			  FILE_READ_ACCESS | FILE_WRITE_ACCESS)
418 
419 #define IOCTL_NDISUIO_QUERY_BINDING \
420 	_NDISUIO_CTL_CODE(0x203, METHOD_BUFFERED, \
421 			  FILE_READ_ACCESS | FILE_WRITE_ACCESS)
422 
423 #define IOCTL_NDISUIO_BIND_WAIT \
424 	_NDISUIO_CTL_CODE(0x204, METHOD_BUFFERED, \
425 			  FILE_READ_ACCESS | FILE_WRITE_ACCESS)
426 
427 typedef struct _NDISUIO_QUERY_OID
428 {
429     NDIS_OID Oid;
430     UCHAR Data[sizeof(ULONG)];
431 } NDISUIO_QUERY_OID, *PNDISUIO_QUERY_OID;
432 
433 typedef struct _NDISUIO_SET_OID
434 {
435     NDIS_OID Oid;
436     UCHAR Data[sizeof(ULONG)];
437 } NDISUIO_SET_OID, *PNDISUIO_SET_OID;
438 
439 typedef struct _NDISUIO_QUERY_BINDING
440 {
441 	ULONG BindingIndex;
442 	ULONG DeviceNameOffset;
443 	ULONG DeviceNameLength;
444 	ULONG DeviceDescrOffset;
445 	ULONG DeviceDescrLength;
446 } NDISUIO_QUERY_BINDING, *PNDISUIO_QUERY_BINDING;
447 #endif /* _WIN32_WCE */
448 #endif /* CONFIG_USE_NDISUIO */
449 
450 
ndis_get_oid(struct wpa_driver_ndis_data * drv,unsigned int oid,char * data,size_t len)451 static int ndis_get_oid(struct wpa_driver_ndis_data *drv, unsigned int oid,
452 			char *data, size_t len)
453 {
454 #ifdef CONFIG_USE_NDISUIO
455 	NDISUIO_QUERY_OID *o;
456 	size_t buflen = sizeof(*o) + len;
457 	DWORD written;
458 	int ret;
459 	size_t hdrlen;
460 
461 	o = os_zalloc(buflen);
462 	if (o == NULL)
463 		return -1;
464 	o->Oid = oid;
465 #ifdef _WIN32_WCE
466 	o->ptcDeviceName = drv->adapter_name;
467 #endif /* _WIN32_WCE */
468 	if (!DeviceIoControl(drv->ndisuio, IOCTL_NDISUIO_QUERY_OID_VALUE,
469 			     o, sizeof(NDISUIO_QUERY_OID), o, buflen, &written,
470 			     NULL)) {
471 		wpa_printf(MSG_DEBUG, "NDIS: IOCTL_NDISUIO_QUERY_OID_VALUE "
472 			   "failed (oid=%08x): %d", oid, (int) GetLastError());
473 		os_free(o);
474 		return -1;
475 	}
476 	hdrlen = sizeof(NDISUIO_QUERY_OID) - sizeof(o->Data);
477 	if (written < hdrlen) {
478 		wpa_printf(MSG_DEBUG, "NDIS: query oid=%08x written (%d); "
479 			   "too short", oid, (unsigned int) written);
480 		os_free(o);
481 		return -1;
482 	}
483 	written -= hdrlen;
484 	if (written > len) {
485 		wpa_printf(MSG_DEBUG, "NDIS: query oid=%08x written (%d) > "
486 			   "len (%d)",oid, (unsigned int) written, len);
487 		os_free(o);
488 		return -1;
489 	}
490 	os_memcpy(data, o->Data, written);
491 	ret = written;
492 	os_free(o);
493 	return ret;
494 #else /* CONFIG_USE_NDISUIO */
495 	char *buf;
496 	PACKET_OID_DATA *o;
497 	int ret;
498 
499 	buf = os_zalloc(sizeof(*o) + len);
500 	if (buf == NULL)
501 		return -1;
502 	o = (PACKET_OID_DATA *) buf;
503 	o->Oid = oid;
504 	o->Length = len;
505 
506 	if (!PacketRequest(drv->adapter, FALSE, o)) {
507 		wpa_printf(MSG_DEBUG, "%s: oid=0x%x len (%d) failed",
508 			   __func__, oid, len);
509 		os_free(buf);
510 		return -1;
511 	}
512 	if (o->Length > len) {
513 		wpa_printf(MSG_DEBUG, "%s: oid=0x%x Length (%d) > len (%d)",
514 			   __func__, oid, (unsigned int) o->Length, len);
515 		os_free(buf);
516 		return -1;
517 	}
518 	os_memcpy(data, o->Data, o->Length);
519 	ret = o->Length;
520 	os_free(buf);
521 	return ret;
522 #endif /* CONFIG_USE_NDISUIO */
523 }
524 
525 
ndis_set_oid(struct wpa_driver_ndis_data * drv,unsigned int oid,const char * data,size_t len)526 static int ndis_set_oid(struct wpa_driver_ndis_data *drv, unsigned int oid,
527 			const char *data, size_t len)
528 {
529 #ifdef CONFIG_USE_NDISUIO
530 	NDISUIO_SET_OID *o;
531 	size_t buflen, reallen;
532 	DWORD written;
533 	char txt[50];
534 
535 	os_snprintf(txt, sizeof(txt), "NDIS: Set OID %08x", oid);
536 	wpa_hexdump_key(MSG_MSGDUMP, txt, (const u8 *) data, len);
537 
538 	buflen = sizeof(*o) + len;
539 	reallen = buflen - sizeof(o->Data);
540 	o = os_zalloc(buflen);
541 	if (o == NULL)
542 		return -1;
543 	o->Oid = oid;
544 #ifdef _WIN32_WCE
545 	o->ptcDeviceName = drv->adapter_name;
546 #endif /* _WIN32_WCE */
547 	if (data)
548 		os_memcpy(o->Data, data, len);
549 	if (!DeviceIoControl(drv->ndisuio, IOCTL_NDISUIO_SET_OID_VALUE,
550 			     o, reallen, NULL, 0, &written, NULL)) {
551 		wpa_printf(MSG_DEBUG, "NDIS: IOCTL_NDISUIO_SET_OID_VALUE "
552 			   "(oid=%08x) failed: %d", oid, (int) GetLastError());
553 		os_free(o);
554 		return -1;
555 	}
556 	os_free(o);
557 	return 0;
558 #else /* CONFIG_USE_NDISUIO */
559 	char *buf;
560 	PACKET_OID_DATA *o;
561 	char txt[50];
562 
563 	os_snprintf(txt, sizeof(txt), "NDIS: Set OID %08x", oid);
564 	wpa_hexdump_key(MSG_MSGDUMP, txt, (const u8 *) data, len);
565 
566 	buf = os_zalloc(sizeof(*o) + len);
567 	if (buf == NULL)
568 		return -1;
569 	o = (PACKET_OID_DATA *) buf;
570 	o->Oid = oid;
571 	o->Length = len;
572 	if (data)
573 		os_memcpy(o->Data, data, len);
574 
575 	if (!PacketRequest(drv->adapter, TRUE, o)) {
576 		wpa_printf(MSG_DEBUG, "%s: oid=0x%x len (%d) failed",
577 			   __func__, oid, len);
578 		os_free(buf);
579 		return -1;
580 	}
581 	os_free(buf);
582 	return 0;
583 #endif /* CONFIG_USE_NDISUIO */
584 }
585 
586 
ndis_set_auth_mode(struct wpa_driver_ndis_data * drv,int mode)587 static int ndis_set_auth_mode(struct wpa_driver_ndis_data *drv, int mode)
588 {
589 	u32 auth_mode = mode;
590 	if (ndis_set_oid(drv, OID_802_11_AUTHENTICATION_MODE,
591 			 (char *) &auth_mode, sizeof(auth_mode)) < 0) {
592 		wpa_printf(MSG_DEBUG, "NDIS: Failed to set "
593 			   "OID_802_11_AUTHENTICATION_MODE (%d)",
594 			   (int) auth_mode);
595 		return -1;
596 	}
597 	return 0;
598 }
599 
600 
ndis_get_auth_mode(struct wpa_driver_ndis_data * drv)601 static int ndis_get_auth_mode(struct wpa_driver_ndis_data *drv)
602 {
603 	u32 auth_mode;
604 	int res;
605 	res = ndis_get_oid(drv, OID_802_11_AUTHENTICATION_MODE,
606 			   (char *) &auth_mode, sizeof(auth_mode));
607 	if (res != sizeof(auth_mode)) {
608 		wpa_printf(MSG_DEBUG, "NDIS: Failed to get "
609 			   "OID_802_11_AUTHENTICATION_MODE");
610 		return -1;
611 	}
612 	return auth_mode;
613 }
614 
615 
ndis_set_encr_status(struct wpa_driver_ndis_data * drv,int encr)616 static int ndis_set_encr_status(struct wpa_driver_ndis_data *drv, int encr)
617 {
618 	u32 encr_status = encr;
619 	if (ndis_set_oid(drv, OID_802_11_ENCRYPTION_STATUS,
620 			 (char *) &encr_status, sizeof(encr_status)) < 0) {
621 		wpa_printf(MSG_DEBUG, "NDIS: Failed to set "
622 			   "OID_802_11_ENCRYPTION_STATUS (%d)", encr);
623 		return -1;
624 	}
625 	return 0;
626 }
627 
628 
ndis_get_encr_status(struct wpa_driver_ndis_data * drv)629 static int ndis_get_encr_status(struct wpa_driver_ndis_data *drv)
630 {
631 	u32 encr;
632 	int res;
633 	res = ndis_get_oid(drv, OID_802_11_ENCRYPTION_STATUS,
634 			   (char *) &encr, sizeof(encr));
635 	if (res != sizeof(encr)) {
636 		wpa_printf(MSG_DEBUG, "NDIS: Failed to get "
637 			   "OID_802_11_ENCRYPTION_STATUS");
638 		return -1;
639 	}
640 	return encr;
641 }
642 
643 
wpa_driver_ndis_get_bssid(void * priv,u8 * bssid)644 static int wpa_driver_ndis_get_bssid(void *priv, u8 *bssid)
645 {
646 	struct wpa_driver_ndis_data *drv = priv;
647 
648 	if (drv->wired) {
649 		/*
650 		 * Report PAE group address as the "BSSID" for wired
651 		 * connection.
652 		 */
653 		os_memcpy(bssid, pae_group_addr, ETH_ALEN);
654 		return 0;
655 	}
656 
657 	return ndis_get_oid(drv, OID_802_11_BSSID, (char *) bssid, ETH_ALEN) <
658 		0 ? -1 : 0;
659 }
660 
661 
wpa_driver_ndis_get_ssid(void * priv,u8 * ssid)662 static int wpa_driver_ndis_get_ssid(void *priv, u8 *ssid)
663 {
664 	struct wpa_driver_ndis_data *drv = priv;
665 	NDIS_802_11_SSID buf;
666 	int res;
667 
668 	res = ndis_get_oid(drv, OID_802_11_SSID, (char *) &buf, sizeof(buf));
669 	if (res < 4) {
670 		wpa_printf(MSG_DEBUG, "NDIS: Failed to get SSID");
671 		if (drv->wired) {
672 			wpa_printf(MSG_DEBUG, "NDIS: Allow get_ssid failure "
673 				   "with a wired interface");
674 			return 0;
675 		}
676 		return -1;
677 	}
678 	os_memcpy(ssid, buf.Ssid, buf.SsidLength);
679 	return buf.SsidLength;
680 }
681 
682 
wpa_driver_ndis_set_ssid(struct wpa_driver_ndis_data * drv,const u8 * ssid,size_t ssid_len)683 static int wpa_driver_ndis_set_ssid(struct wpa_driver_ndis_data *drv,
684 				    const u8 *ssid, size_t ssid_len)
685 {
686 	NDIS_802_11_SSID buf;
687 
688 	os_memset(&buf, 0, sizeof(buf));
689 	buf.SsidLength = ssid_len;
690 	os_memcpy(buf.Ssid, ssid, ssid_len);
691 	/*
692 	 * Make sure radio is marked enabled here so that scan request will not
693 	 * force SSID to be changed to a random one in order to enable radio at
694 	 * that point.
695 	 */
696 	drv->radio_enabled = 1;
697 	return ndis_set_oid(drv, OID_802_11_SSID, (char *) &buf, sizeof(buf));
698 }
699 
700 
701 /* Disconnect using OID_802_11_DISASSOCIATE. This will also turn the radio off.
702  */
wpa_driver_ndis_radio_off(struct wpa_driver_ndis_data * drv)703 static int wpa_driver_ndis_radio_off(struct wpa_driver_ndis_data *drv)
704 {
705 	drv->radio_enabled = 0;
706 	return ndis_set_oid(drv, OID_802_11_DISASSOCIATE, "    ", 4);
707 }
708 
709 
710 /* Disconnect by setting SSID to random (i.e., likely not used). */
wpa_driver_ndis_disconnect(struct wpa_driver_ndis_data * drv)711 static int wpa_driver_ndis_disconnect(struct wpa_driver_ndis_data *drv)
712 {
713 	char ssid[SSID_MAX_LEN];
714 	int i;
715 	for (i = 0; i < SSID_MAX_LEN; i++)
716 		ssid[i] = rand() & 0xff;
717 	return wpa_driver_ndis_set_ssid(drv, (u8 *) ssid, SSID_MAX_LEN);
718 }
719 
720 
wpa_driver_ndis_deauthenticate(void * priv,const u8 * addr,u16 reason_code)721 static int wpa_driver_ndis_deauthenticate(void *priv, const u8 *addr,
722 					  u16 reason_code)
723 {
724 	struct wpa_driver_ndis_data *drv = priv;
725 	return wpa_driver_ndis_disconnect(drv);
726 }
727 
728 
wpa_driver_ndis_scan_timeout(void * eloop_ctx,void * timeout_ctx)729 static void wpa_driver_ndis_scan_timeout(void *eloop_ctx, void *timeout_ctx)
730 {
731 	wpa_printf(MSG_DEBUG, "Scan timeout - try to get results");
732 	wpa_supplicant_event(timeout_ctx, EVENT_SCAN_RESULTS, NULL);
733 }
734 
735 
wpa_driver_ndis_scan_native80211(struct wpa_driver_ndis_data * drv,struct wpa_driver_scan_params * params)736 static int wpa_driver_ndis_scan_native80211(
737 	struct wpa_driver_ndis_data *drv,
738 	struct wpa_driver_scan_params *params)
739 {
740 	DOT11_SCAN_REQUEST_V2 req;
741 	int res;
742 
743 	os_memset(&req, 0, sizeof(req));
744 	req.dot11BSSType = dot11_BSS_type_any;
745 	os_memset(req.dot11BSSID, 0xff, ETH_ALEN);
746 	req.dot11ScanType = dot11_scan_type_auto;
747 	res = ndis_set_oid(drv, OID_DOT11_SCAN_REQUEST, (char *) &req,
748 			   sizeof(req));
749 	eloop_cancel_timeout(wpa_driver_ndis_scan_timeout, drv, drv->ctx);
750 	eloop_register_timeout(7, 0, wpa_driver_ndis_scan_timeout, drv,
751 			       drv->ctx);
752 	return res;
753 }
754 
755 
wpa_driver_ndis_scan(void * priv,struct wpa_driver_scan_params * params)756 static int wpa_driver_ndis_scan(void *priv,
757 				struct wpa_driver_scan_params *params)
758 {
759 	struct wpa_driver_ndis_data *drv = priv;
760 	int res;
761 
762 	if (drv->native80211)
763 		return wpa_driver_ndis_scan_native80211(drv, params);
764 
765 	if (!drv->radio_enabled) {
766 		wpa_printf(MSG_DEBUG, "NDIS: turning radio on before the first"
767 			   " scan");
768 		if (wpa_driver_ndis_disconnect(drv) < 0) {
769 			wpa_printf(MSG_DEBUG, "NDIS: failed to enable radio");
770 		}
771 		drv->radio_enabled = 1;
772 	}
773 
774 	res = ndis_set_oid(drv, OID_802_11_BSSID_LIST_SCAN, "    ", 4);
775 	eloop_cancel_timeout(wpa_driver_ndis_scan_timeout, drv, drv->ctx);
776 	eloop_register_timeout(7, 0, wpa_driver_ndis_scan_timeout, drv,
777 			       drv->ctx);
778 	return res;
779 }
780 
781 
wpa_scan_get_ie(const struct wpa_scan_res * res,u8 ie)782 static const u8 * wpa_scan_get_ie(const struct wpa_scan_res *res, u8 ie)
783 {
784 	return get_ie((const u8 *) (res + 1), res->ie_len, ie);
785 }
786 
787 
wpa_driver_ndis_add_scan_ssid(struct wpa_scan_res * r,NDIS_802_11_SSID * ssid)788 static struct wpa_scan_res * wpa_driver_ndis_add_scan_ssid(
789 	struct wpa_scan_res *r, NDIS_802_11_SSID *ssid)
790 {
791 	struct wpa_scan_res *nr;
792 	u8 *pos;
793 
794 	if (wpa_scan_get_ie(r, WLAN_EID_SSID))
795 		return r; /* SSID IE already present */
796 
797 	if (ssid->SsidLength == 0 || ssid->SsidLength > SSID_MAX_LEN)
798 		return r; /* No valid SSID inside scan data */
799 
800 	nr = os_realloc(r, sizeof(*r) + r->ie_len + 2 + ssid->SsidLength);
801 	if (nr == NULL)
802 		return r;
803 
804 	pos = ((u8 *) (nr + 1)) + nr->ie_len;
805 	*pos++ = WLAN_EID_SSID;
806 	*pos++ = ssid->SsidLength;
807 	os_memcpy(pos, ssid->Ssid, ssid->SsidLength);
808 	nr->ie_len += 2 + ssid->SsidLength;
809 
810 	return nr;
811 }
812 
813 
wpa_driver_ndis_get_scan_results(void * priv)814 static struct wpa_scan_results * wpa_driver_ndis_get_scan_results(void *priv)
815 {
816 	struct wpa_driver_ndis_data *drv = priv;
817 	NDIS_802_11_BSSID_LIST_EX *b;
818 	size_t blen, count, i;
819 	int len;
820 	char *pos;
821 	struct wpa_scan_results *results;
822 	struct wpa_scan_res *r;
823 
824 	blen = 65535;
825 	b = os_zalloc(blen);
826 	if (b == NULL)
827 		return NULL;
828 	len = ndis_get_oid(drv, OID_802_11_BSSID_LIST, (char *) b, blen);
829 	if (len < 0) {
830 		wpa_printf(MSG_DEBUG, "NDIS: failed to get scan results");
831 		os_free(b);
832 		return NULL;
833 	}
834 	count = b->NumberOfItems;
835 
836 	results = os_zalloc(sizeof(*results));
837 	if (results == NULL) {
838 		os_free(b);
839 		return NULL;
840 	}
841 	results->res = os_calloc(count, sizeof(struct wpa_scan_res *));
842 	if (results->res == NULL) {
843 		os_free(results);
844 		os_free(b);
845 		return NULL;
846 	}
847 
848 	pos = (char *) &b->Bssid[0];
849 	for (i = 0; i < count; i++) {
850 		NDIS_WLAN_BSSID_EX *bss = (NDIS_WLAN_BSSID_EX *) pos;
851 		NDIS_802_11_FIXED_IEs *fixed;
852 
853 		if (bss->IELength < sizeof(NDIS_802_11_FIXED_IEs)) {
854 			wpa_printf(MSG_DEBUG, "NDIS: too small IELength=%d",
855 				   (int) bss->IELength);
856 			break;
857 		}
858 		if (((char *) bss->IEs) + bss->IELength  > (char *) b + blen) {
859 			/*
860 			 * Some NDIS drivers have been reported to include an
861 			 * entry with an invalid IELength in scan results and
862 			 * this has crashed wpa_supplicant, so validate the
863 			 * returned value before using it.
864 			 */
865 			wpa_printf(MSG_DEBUG, "NDIS: skipped invalid scan "
866 				   "result IE (BSSID=" MACSTR ") IELength=%d",
867 				   MAC2STR(bss->MacAddress),
868 				   (int) bss->IELength);
869 			break;
870 		}
871 
872 		r = os_zalloc(sizeof(*r) + bss->IELength -
873 			      sizeof(NDIS_802_11_FIXED_IEs));
874 		if (r == NULL)
875 			break;
876 
877 		os_memcpy(r->bssid, bss->MacAddress, ETH_ALEN);
878 		r->level = (int) bss->Rssi;
879 		r->freq = bss->Configuration.DSConfig / 1000;
880 		fixed = (NDIS_802_11_FIXED_IEs *) bss->IEs;
881 		r->beacon_int = WPA_GET_LE16((u8 *) &fixed->BeaconInterval);
882 		r->caps = WPA_GET_LE16((u8 *) &fixed->Capabilities);
883 		r->tsf = WPA_GET_LE64(fixed->Timestamp);
884 		os_memcpy(r + 1, bss->IEs + sizeof(NDIS_802_11_FIXED_IEs),
885 			  bss->IELength - sizeof(NDIS_802_11_FIXED_IEs));
886 		r->ie_len = bss->IELength - sizeof(NDIS_802_11_FIXED_IEs);
887 		r = wpa_driver_ndis_add_scan_ssid(r, &bss->Ssid);
888 
889 		results->res[results->num++] = r;
890 
891 		pos += bss->Length;
892 		if (pos > (char *) b + blen)
893 			break;
894 	}
895 
896 	os_free(b);
897 
898 	return results;
899 }
900 
901 
wpa_driver_ndis_remove_key(struct wpa_driver_ndis_data * drv,int key_idx,const u8 * addr,const u8 * bssid,int pairwise)902 static int wpa_driver_ndis_remove_key(struct wpa_driver_ndis_data *drv,
903 				      int key_idx, const u8 *addr,
904 				      const u8 *bssid, int pairwise)
905 {
906 	NDIS_802_11_REMOVE_KEY rkey;
907 	NDIS_802_11_KEY_INDEX index;
908 	int res, res2;
909 
910 	os_memset(&rkey, 0, sizeof(rkey));
911 
912 	rkey.Length = sizeof(rkey);
913 	rkey.KeyIndex = key_idx;
914 	if (pairwise)
915 		rkey.KeyIndex |= 1 << 30;
916 	os_memcpy(rkey.BSSID, bssid, ETH_ALEN);
917 
918 	res = ndis_set_oid(drv, OID_802_11_REMOVE_KEY, (char *) &rkey,
919 			   sizeof(rkey));
920 	if (!pairwise) {
921 		index = key_idx;
922 		res2 = ndis_set_oid(drv, OID_802_11_REMOVE_WEP,
923 				    (char *) &index, sizeof(index));
924 	} else
925 		res2 = 0;
926 
927 	if (res < 0 && res2 < 0)
928 		return -1;
929 	return 0;
930 }
931 
932 
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)933 static int wpa_driver_ndis_add_wep(struct wpa_driver_ndis_data *drv,
934 				   int pairwise, int key_idx, int set_tx,
935 				   const u8 *key, size_t key_len)
936 {
937 	NDIS_802_11_WEP *wep;
938 	size_t len;
939 	int res;
940 
941 	len = 12 + key_len;
942 	wep = os_zalloc(len);
943 	if (wep == NULL)
944 		return -1;
945 	wep->Length = len;
946 	wep->KeyIndex = key_idx;
947 	if (set_tx)
948 		wep->KeyIndex |= 1 << 31;
949 #if 0 /* Setting bit30 does not seem to work with some NDIS drivers */
950 	if (pairwise)
951 		wep->KeyIndex |= 1 << 30;
952 #endif
953 	wep->KeyLength = key_len;
954 	os_memcpy(wep->KeyMaterial, key, key_len);
955 
956 	wpa_hexdump_key(MSG_MSGDUMP, "NDIS: OID_802_11_ADD_WEP",
957 			(u8 *) wep, len);
958 	res = ndis_set_oid(drv, OID_802_11_ADD_WEP, (char *) wep, len);
959 
960 	os_free(wep);
961 
962 	return res;
963 }
964 
965 
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)966 static int wpa_driver_ndis_set_key(const char *ifname, void *priv,
967 				   enum wpa_alg alg, const u8 *addr,
968 				   int key_idx, int set_tx,
969 				   const u8 *seq, size_t seq_len,
970 				   const u8 *key, size_t key_len)
971 {
972 	struct wpa_driver_ndis_data *drv = priv;
973 	size_t len, i;
974 	NDIS_802_11_KEY *nkey;
975 	int res, pairwise;
976 	u8 bssid[ETH_ALEN];
977 
978 	if (addr == NULL || is_broadcast_ether_addr(addr)) {
979 		/* Group Key */
980 		pairwise = 0;
981 		if (wpa_driver_ndis_get_bssid(drv, bssid) < 0)
982 			os_memset(bssid, 0xff, ETH_ALEN);
983 	} else {
984 		/* Pairwise Key */
985 		pairwise = 1;
986 		os_memcpy(bssid, addr, ETH_ALEN);
987 	}
988 
989 	if (alg == WPA_ALG_NONE || key_len == 0) {
990 		return wpa_driver_ndis_remove_key(drv, key_idx, addr, bssid,
991 						  pairwise);
992 	}
993 
994 	if (alg == WPA_ALG_WEP) {
995 		return wpa_driver_ndis_add_wep(drv, pairwise, key_idx, set_tx,
996 					       key, key_len);
997 	}
998 
999 	len = 12 + 6 + 6 + 8 + key_len;
1000 
1001 	nkey = os_zalloc(len);
1002 	if (nkey == NULL)
1003 		return -1;
1004 
1005 	nkey->Length = len;
1006 	nkey->KeyIndex = key_idx;
1007 	if (set_tx)
1008 		nkey->KeyIndex |= 1 << 31;
1009 	if (pairwise)
1010 		nkey->KeyIndex |= 1 << 30;
1011 	if (seq && seq_len)
1012 		nkey->KeyIndex |= 1 << 29;
1013 	nkey->KeyLength = key_len;
1014 	os_memcpy(nkey->BSSID, bssid, ETH_ALEN);
1015 	if (seq && seq_len) {
1016 		for (i = 0; i < seq_len; i++)
1017 			nkey->KeyRSC |= (ULONGLONG) seq[i] << (i * 8);
1018 	}
1019 	if (alg == WPA_ALG_TKIP && key_len == 32) {
1020 		os_memcpy(nkey->KeyMaterial, key, 16);
1021 		os_memcpy(nkey->KeyMaterial + 16, key + 24, 8);
1022 		os_memcpy(nkey->KeyMaterial + 24, key + 16, 8);
1023 	} else {
1024 		os_memcpy(nkey->KeyMaterial, key, key_len);
1025 	}
1026 
1027 	wpa_hexdump_key(MSG_MSGDUMP, "NDIS: OID_802_11_ADD_KEY",
1028 			(u8 *) nkey, len);
1029 	res = ndis_set_oid(drv, OID_802_11_ADD_KEY, (char *) nkey, len);
1030 	os_free(nkey);
1031 
1032 	return res;
1033 }
1034 
1035 
1036 static int
wpa_driver_ndis_set_key_wrapper(void * priv,struct wpa_driver_set_key_params * params)1037 wpa_driver_ndis_set_key_wrapper(void *priv,
1038 				struct wpa_driver_set_key_params *params)
1039 {
1040 	if (params->key_flag & KEY_FLAG_NEXT)
1041 		return -1;
1042 
1043 	return wpa_driver_ndis_set_key(params->ifname, priv,
1044 				       params->alg, params->addr,
1045 				       params->key_idx, params->set_tx,
1046 				       params->seq, params->seq_len,
1047 				       params->key, params->key_len);
1048 }
1049 
1050 
1051 static int
wpa_driver_ndis_associate(void * priv,struct wpa_driver_associate_params * params)1052 wpa_driver_ndis_associate(void *priv,
1053 			  struct wpa_driver_associate_params *params)
1054 {
1055 	struct wpa_driver_ndis_data *drv = priv;
1056 	u32 auth_mode, encr, priv_mode, mode;
1057 	u8 bcast[ETH_ALEN] = { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff };
1058 
1059 	drv->mode = params->mode;
1060 
1061 	/* Note: Setting OID_802_11_INFRASTRUCTURE_MODE clears current keys,
1062 	 * so static WEP keys needs to be set again after this. */
1063 	if (params->mode == IEEE80211_MODE_IBSS) {
1064 		mode = Ndis802_11IBSS;
1065 		/* Need to make sure that BSSID polling is enabled for
1066 		 * IBSS mode. */
1067 		eloop_cancel_timeout(wpa_driver_ndis_poll_timeout, drv, NULL);
1068 		eloop_register_timeout(1, 0, wpa_driver_ndis_poll_timeout,
1069 				       drv, NULL);
1070 	} else
1071 		mode = Ndis802_11Infrastructure;
1072 	if (ndis_set_oid(drv, OID_802_11_INFRASTRUCTURE_MODE,
1073 			 (char *) &mode, sizeof(mode)) < 0) {
1074 		wpa_printf(MSG_DEBUG, "NDIS: Failed to set "
1075 			   "OID_802_11_INFRASTRUCTURE_MODE (%d)",
1076 			   (int) mode);
1077 		/* Try to continue anyway */
1078 	}
1079 
1080 	if (params->key_mgmt_suite == WPA_KEY_MGMT_NONE ||
1081 	    params->key_mgmt_suite == WPA_KEY_MGMT_IEEE8021X_NO_WPA) {
1082 		/* Re-set WEP keys if static WEP configuration is used. */
1083 		int i;
1084 		for (i = 0; i < 4; i++) {
1085 			if (!params->wep_key[i])
1086 				continue;
1087 			wpa_printf(MSG_DEBUG, "NDIS: Re-setting static WEP "
1088 				   "key %d", i);
1089 			wpa_driver_ndis_set_key(drv->ifname, drv, WPA_ALG_WEP,
1090 						bcast, i,
1091 						i == params->wep_tx_keyidx,
1092 						NULL, 0, params->wep_key[i],
1093 						params->wep_key_len[i]);
1094 		}
1095 	}
1096 
1097 	if (params->wpa_ie == NULL || params->wpa_ie_len == 0) {
1098 		if (params->auth_alg & WPA_AUTH_ALG_SHARED) {
1099 			if (params->auth_alg & WPA_AUTH_ALG_OPEN)
1100 				auth_mode = Ndis802_11AuthModeAutoSwitch;
1101 			else
1102 				auth_mode = Ndis802_11AuthModeShared;
1103 		} else
1104 			auth_mode = Ndis802_11AuthModeOpen;
1105 		priv_mode = Ndis802_11PrivFilterAcceptAll;
1106 	} else if (params->wpa_ie[0] == WLAN_EID_RSN) {
1107 		priv_mode = Ndis802_11PrivFilter8021xWEP;
1108 		if (params->key_mgmt_suite == WPA_KEY_MGMT_PSK)
1109 			auth_mode = Ndis802_11AuthModeWPA2PSK;
1110 		else
1111 			auth_mode = Ndis802_11AuthModeWPA2;
1112 #ifdef CONFIG_WPS
1113 	} else if (params->key_mgmt_suite == WPA_KEY_MGMT_WPS) {
1114 		auth_mode = Ndis802_11AuthModeOpen;
1115 		priv_mode = Ndis802_11PrivFilterAcceptAll;
1116 		if (params->wps == WPS_MODE_PRIVACY) {
1117 			u8 stub_key[5] = { 0x11, 0x22, 0x33, 0x44, 0x55 };
1118 			/*
1119 			 * Some NDIS drivers refuse to associate in open mode
1120 			 * configuration due to Privacy field mismatch, so use
1121 			 * a workaround to make the configuration look like
1122 			 * matching one for WPS provisioning.
1123 			 */
1124 			wpa_printf(MSG_DEBUG, "NDIS: Set stub WEP key as a "
1125 				   "workaround to allow driver to associate "
1126 				   "for WPS");
1127 			wpa_driver_ndis_set_key(drv->ifname, drv, WPA_ALG_WEP,
1128 						bcast, 0, 1,
1129 						NULL, 0, stub_key,
1130 						sizeof(stub_key));
1131 		}
1132 #endif /* CONFIG_WPS */
1133 	} else {
1134 		priv_mode = Ndis802_11PrivFilter8021xWEP;
1135 		if (params->key_mgmt_suite == WPA_KEY_MGMT_WPA_NONE)
1136 			auth_mode = Ndis802_11AuthModeWPANone;
1137 		else if (params->key_mgmt_suite == WPA_KEY_MGMT_PSK)
1138 			auth_mode = Ndis802_11AuthModeWPAPSK;
1139 		else
1140 			auth_mode = Ndis802_11AuthModeWPA;
1141 	}
1142 
1143 	switch (params->pairwise_suite) {
1144 	case WPA_CIPHER_CCMP:
1145 		encr = Ndis802_11Encryption3Enabled;
1146 		break;
1147 	case WPA_CIPHER_TKIP:
1148 		encr = Ndis802_11Encryption2Enabled;
1149 		break;
1150 	case WPA_CIPHER_WEP40:
1151 	case WPA_CIPHER_WEP104:
1152 		encr = Ndis802_11Encryption1Enabled;
1153 		break;
1154 	case WPA_CIPHER_NONE:
1155 #ifdef CONFIG_WPS
1156 		if (params->wps == WPS_MODE_PRIVACY) {
1157 			encr = Ndis802_11Encryption1Enabled;
1158 			break;
1159 		}
1160 #endif /* CONFIG_WPS */
1161 		if (params->group_suite == WPA_CIPHER_CCMP)
1162 			encr = Ndis802_11Encryption3Enabled;
1163 		else if (params->group_suite == WPA_CIPHER_TKIP)
1164 			encr = Ndis802_11Encryption2Enabled;
1165 		else
1166 			encr = Ndis802_11EncryptionDisabled;
1167 		break;
1168 	default:
1169 #ifdef CONFIG_WPS
1170 		if (params->wps == WPS_MODE_PRIVACY) {
1171 			encr = Ndis802_11Encryption1Enabled;
1172 			break;
1173 		}
1174 #endif /* CONFIG_WPS */
1175 		encr = Ndis802_11EncryptionDisabled;
1176 		break;
1177 	};
1178 
1179 	if (ndis_set_oid(drv, OID_802_11_PRIVACY_FILTER,
1180 			 (char *) &priv_mode, sizeof(priv_mode)) < 0) {
1181 		wpa_printf(MSG_DEBUG, "NDIS: Failed to set "
1182 			   "OID_802_11_PRIVACY_FILTER (%d)",
1183 			   (int) priv_mode);
1184 		/* Try to continue anyway */
1185 	}
1186 
1187 	ndis_set_auth_mode(drv, auth_mode);
1188 	ndis_set_encr_status(drv, encr);
1189 
1190 	if (params->bssid) {
1191 		ndis_set_oid(drv, OID_802_11_BSSID, (char *) params->bssid,
1192 			     ETH_ALEN);
1193 		drv->oid_bssid_set = 1;
1194 	} else if (drv->oid_bssid_set) {
1195 		ndis_set_oid(drv, OID_802_11_BSSID, "\xff\xff\xff\xff\xff\xff",
1196 			     ETH_ALEN);
1197 		drv->oid_bssid_set = 0;
1198 	}
1199 
1200 	return wpa_driver_ndis_set_ssid(drv, params->ssid, params->ssid_len);
1201 }
1202 
1203 
wpa_driver_ndis_set_pmkid(struct wpa_driver_ndis_data * drv)1204 static int wpa_driver_ndis_set_pmkid(struct wpa_driver_ndis_data *drv)
1205 {
1206 	int len, count, i, ret;
1207 	struct ndis_pmkid_entry *entry;
1208 	NDIS_802_11_PMKID *p;
1209 
1210 	count = 0;
1211 	entry = drv->pmkid;
1212 	while (entry) {
1213 		count++;
1214 		if (count >= drv->no_of_pmkid)
1215 			break;
1216 		entry = entry->next;
1217 	}
1218 	len = 8 + count * sizeof(BSSID_INFO);
1219 	p = os_zalloc(len);
1220 	if (p == NULL)
1221 		return -1;
1222 
1223 	p->Length = len;
1224 	p->BSSIDInfoCount = count;
1225 	entry = drv->pmkid;
1226 	for (i = 0; i < count; i++) {
1227 		os_memcpy(&p->BSSIDInfo[i].BSSID, entry->bssid, ETH_ALEN);
1228 		os_memcpy(&p->BSSIDInfo[i].PMKID, entry->pmkid, 16);
1229 		entry = entry->next;
1230 	}
1231 	wpa_hexdump(MSG_MSGDUMP, "NDIS: OID_802_11_PMKID", (u8 *) p, len);
1232 	ret = ndis_set_oid(drv, OID_802_11_PMKID, (char *) p, len);
1233 	os_free(p);
1234 	return ret;
1235 }
1236 
1237 
wpa_driver_ndis_add_pmkid(void * priv,struct wpa_pmkid_params * params)1238 static int wpa_driver_ndis_add_pmkid(void *priv,
1239 				     struct wpa_pmkid_params *params)
1240 {
1241 	struct wpa_driver_ndis_data *drv = priv;
1242 	struct ndis_pmkid_entry *entry, *prev;
1243 	const u8 *bssid = params->bssid;
1244 	const u8 *pmkid = params->pmkid;
1245 
1246 	if (!bssid || !pmkid)
1247 		return -1;
1248 	if (drv->no_of_pmkid == 0)
1249 		return 0;
1250 
1251 	prev = NULL;
1252 	entry = drv->pmkid;
1253 	while (entry) {
1254 		if (ether_addr_equal(entry->bssid, bssid))
1255 			break;
1256 		prev = entry;
1257 		entry = entry->next;
1258 	}
1259 
1260 	if (entry) {
1261 		/* Replace existing entry for this BSSID and move it into the
1262 		 * beginning of the list. */
1263 		os_memcpy(entry->pmkid, pmkid, 16);
1264 		if (prev) {
1265 			prev->next = entry->next;
1266 			entry->next = drv->pmkid;
1267 			drv->pmkid = entry;
1268 		}
1269 	} else {
1270 		entry = os_malloc(sizeof(*entry));
1271 		if (entry) {
1272 			os_memcpy(entry->bssid, bssid, ETH_ALEN);
1273 			os_memcpy(entry->pmkid, pmkid, 16);
1274 			entry->next = drv->pmkid;
1275 			drv->pmkid = entry;
1276 		}
1277 	}
1278 
1279 	return wpa_driver_ndis_set_pmkid(drv);
1280 }
1281 
1282 
wpa_driver_ndis_remove_pmkid(void * priv,struct wpa_pmkid_params * params)1283 static int wpa_driver_ndis_remove_pmkid(void *priv,
1284 					struct wpa_pmkid_params *params)
1285 {
1286 	struct wpa_driver_ndis_data *drv = priv;
1287 	struct ndis_pmkid_entry *entry, *prev;
1288 	const u8 *bssid = params->bssid;
1289 	const u8 *pmkid = params->pmkid;
1290 
1291 	if (!bssid || !pmkid)
1292 		return -1;
1293 	if (drv->no_of_pmkid == 0)
1294 		return 0;
1295 
1296 	entry = drv->pmkid;
1297 	prev = NULL;
1298 	while (entry) {
1299 		if (ether_addr_equal(entry->bssid, bssid) &&
1300 		    os_memcmp(entry->pmkid, pmkid, 16) == 0) {
1301 			if (prev)
1302 				prev->next = entry->next;
1303 			else
1304 				drv->pmkid = entry->next;
1305 			os_free(entry);
1306 			break;
1307 		}
1308 		prev = entry;
1309 		entry = entry->next;
1310 	}
1311 	return wpa_driver_ndis_set_pmkid(drv);
1312 }
1313 
1314 
wpa_driver_ndis_flush_pmkid(void * priv)1315 static int wpa_driver_ndis_flush_pmkid(void *priv)
1316 {
1317 	struct wpa_driver_ndis_data *drv = priv;
1318 	NDIS_802_11_PMKID p;
1319 	struct ndis_pmkid_entry *pmkid, *prev;
1320 	int prev_authmode, ret;
1321 
1322 	if (drv->no_of_pmkid == 0)
1323 		return 0;
1324 
1325 	pmkid = drv->pmkid;
1326 	drv->pmkid = NULL;
1327 	while (pmkid) {
1328 		prev = pmkid;
1329 		pmkid = pmkid->next;
1330 		os_free(prev);
1331 	}
1332 
1333 	/*
1334 	 * Some drivers may refuse OID_802_11_PMKID if authMode is not set to
1335 	 * WPA2, so change authMode temporarily, if needed.
1336 	 */
1337 	prev_authmode = ndis_get_auth_mode(drv);
1338 	if (prev_authmode != Ndis802_11AuthModeWPA2)
1339 		ndis_set_auth_mode(drv, Ndis802_11AuthModeWPA2);
1340 
1341 	os_memset(&p, 0, sizeof(p));
1342 	p.Length = 8;
1343 	p.BSSIDInfoCount = 0;
1344 	wpa_hexdump(MSG_MSGDUMP, "NDIS: OID_802_11_PMKID (flush)",
1345 		    (u8 *) &p, 8);
1346 	ret = ndis_set_oid(drv, OID_802_11_PMKID, (char *) &p, 8);
1347 
1348 	if (prev_authmode != Ndis802_11AuthModeWPA2)
1349 		ndis_set_auth_mode(drv, prev_authmode);
1350 
1351 	return ret;
1352 }
1353 
1354 
wpa_driver_ndis_get_associnfo(struct wpa_driver_ndis_data * drv)1355 static int wpa_driver_ndis_get_associnfo(struct wpa_driver_ndis_data *drv)
1356 {
1357 	char buf[512], *pos;
1358 	NDIS_802_11_ASSOCIATION_INFORMATION *ai;
1359 	int len;
1360 	union wpa_event_data data;
1361 	NDIS_802_11_BSSID_LIST_EX *b;
1362 	size_t blen, i;
1363 
1364 	len = ndis_get_oid(drv, OID_802_11_ASSOCIATION_INFORMATION, buf,
1365 			   sizeof(buf));
1366 	if (len < 0) {
1367 		wpa_printf(MSG_DEBUG, "NDIS: failed to get association "
1368 			   "information");
1369 		return -1;
1370 	}
1371 	if (len > sizeof(buf)) {
1372 		/* Some drivers seem to be producing incorrect length for this
1373 		 * data. Limit the length to the current buffer size to avoid
1374 		 * crashing in hexdump. The data seems to be otherwise valid,
1375 		 * so better try to use it. */
1376 		wpa_printf(MSG_DEBUG, "NDIS: ignored bogus association "
1377 			   "information length %d", len);
1378 		len = ndis_get_oid(drv, OID_802_11_ASSOCIATION_INFORMATION,
1379 				   buf, sizeof(buf));
1380 		if (len < -1) {
1381 			wpa_printf(MSG_DEBUG, "NDIS: re-reading association "
1382 				   "information failed");
1383 			return -1;
1384 		}
1385 		if (len > sizeof(buf)) {
1386 			wpa_printf(MSG_DEBUG, "NDIS: ignored bogus association"
1387 				   " information length %d (re-read)", len);
1388 			len = sizeof(buf);
1389 		}
1390 	}
1391 	wpa_hexdump(MSG_MSGDUMP, "NDIS: association information",
1392 		    (u8 *) buf, len);
1393 	if (len < sizeof(*ai)) {
1394 		wpa_printf(MSG_DEBUG, "NDIS: too short association "
1395 			   "information");
1396 		return -1;
1397 	}
1398 	ai = (NDIS_802_11_ASSOCIATION_INFORMATION *) buf;
1399 	wpa_printf(MSG_DEBUG, "NDIS: ReqFixed=0x%x RespFixed=0x%x off_req=%d "
1400 		   "off_resp=%d len_req=%d len_resp=%d",
1401 		   ai->AvailableRequestFixedIEs, ai->AvailableResponseFixedIEs,
1402 		   (int) ai->OffsetRequestIEs, (int) ai->OffsetResponseIEs,
1403 		   (int) ai->RequestIELength, (int) ai->ResponseIELength);
1404 
1405 	if (ai->OffsetRequestIEs + ai->RequestIELength > (unsigned) len ||
1406 	    ai->OffsetResponseIEs + ai->ResponseIELength > (unsigned) len) {
1407 		wpa_printf(MSG_DEBUG, "NDIS: association information - "
1408 			   "IE overflow");
1409 		return -1;
1410 	}
1411 
1412 	wpa_hexdump(MSG_MSGDUMP, "NDIS: Request IEs",
1413 		    (u8 *) buf + ai->OffsetRequestIEs, ai->RequestIELength);
1414 	wpa_hexdump(MSG_MSGDUMP, "NDIS: Response IEs",
1415 		    (u8 *) buf + ai->OffsetResponseIEs, ai->ResponseIELength);
1416 
1417 	os_memset(&data, 0, sizeof(data));
1418 	data.assoc_info.req_ies = (u8 *) buf + ai->OffsetRequestIEs;
1419 	data.assoc_info.req_ies_len = ai->RequestIELength;
1420 	data.assoc_info.resp_ies = (u8 *) buf + ai->OffsetResponseIEs;
1421 	data.assoc_info.resp_ies_len = ai->ResponseIELength;
1422 
1423 	blen = 65535;
1424 	b = os_zalloc(blen);
1425 	if (b == NULL)
1426 		goto skip_scan_results;
1427 	len = ndis_get_oid(drv, OID_802_11_BSSID_LIST, (char *) b, blen);
1428 	if (len < 0) {
1429 		wpa_printf(MSG_DEBUG, "NDIS: failed to get scan results");
1430 		os_free(b);
1431 		b = NULL;
1432 		goto skip_scan_results;
1433 	}
1434 	wpa_printf(MSG_DEBUG, "NDIS: %d BSSID items to process for AssocInfo",
1435 		   (unsigned int) b->NumberOfItems);
1436 
1437 	pos = (char *) &b->Bssid[0];
1438 	for (i = 0; i < b->NumberOfItems; i++) {
1439 		NDIS_WLAN_BSSID_EX *bss = (NDIS_WLAN_BSSID_EX *) pos;
1440 		if (ether_addr_equal(drv->bssid, bss->MacAddress) &&
1441 		    bss->IELength > sizeof(NDIS_802_11_FIXED_IEs)) {
1442 			data.assoc_info.beacon_ies =
1443 				((u8 *) bss->IEs) +
1444 				sizeof(NDIS_802_11_FIXED_IEs);
1445 			data.assoc_info.beacon_ies_len =
1446 				bss->IELength - sizeof(NDIS_802_11_FIXED_IEs);
1447 			wpa_hexdump(MSG_MSGDUMP, "NDIS: Beacon IEs",
1448 				    data.assoc_info.beacon_ies,
1449 				    data.assoc_info.beacon_ies_len);
1450 			break;
1451 		}
1452 		pos += bss->Length;
1453 		if (pos > (char *) b + blen)
1454 			break;
1455 	}
1456 
1457 skip_scan_results:
1458 	wpa_supplicant_event(drv->ctx, EVENT_ASSOCINFO, &data);
1459 
1460 	os_free(b);
1461 
1462 	return 0;
1463 }
1464 
1465 
wpa_driver_ndis_poll_timeout(void * eloop_ctx,void * timeout_ctx)1466 static void wpa_driver_ndis_poll_timeout(void *eloop_ctx, void *timeout_ctx)
1467 {
1468 	struct wpa_driver_ndis_data *drv = eloop_ctx;
1469 	u8 bssid[ETH_ALEN];
1470 	int poll;
1471 
1472 	if (drv->wired)
1473 		return;
1474 
1475 	if (wpa_driver_ndis_get_bssid(drv, bssid)) {
1476 		/* Disconnected */
1477 		if (!is_zero_ether_addr(drv->bssid)) {
1478 			os_memset(drv->bssid, 0, ETH_ALEN);
1479 			wpa_supplicant_event(drv->ctx, EVENT_DISASSOC, NULL);
1480 		}
1481 	} else {
1482 		/* Connected */
1483 		if (!ether_addr_equal(drv->bssid, bssid)) {
1484 			os_memcpy(drv->bssid, bssid, ETH_ALEN);
1485 			wpa_driver_ndis_get_associnfo(drv);
1486 			wpa_supplicant_event(drv->ctx, EVENT_ASSOC, NULL);
1487 		}
1488 	}
1489 
1490 	/* When using integrated NDIS event receiver, we can skip BSSID
1491 	 * polling when using infrastructure network. However, when using
1492 	 * IBSS mode, many driver do not seem to generate connection event,
1493 	 * so we need to enable BSSID polling to figure out when IBSS network
1494 	 * has been formed.
1495 	 */
1496 	poll = drv->mode == IEEE80211_MODE_IBSS;
1497 #ifndef CONFIG_NDIS_EVENTS_INTEGRATED
1498 #ifndef _WIN32_WCE
1499 	poll = 1;
1500 #endif /* _WIN32_WCE */
1501 #endif /* CONFIG_NDIS_EVENTS_INTEGRATED */
1502 
1503 	if (poll) {
1504 		eloop_register_timeout(1, 0, wpa_driver_ndis_poll_timeout,
1505 					drv, NULL);
1506 	}
1507 }
1508 
1509 
wpa_driver_ndis_poll(void * priv)1510 static void wpa_driver_ndis_poll(void *priv)
1511 {
1512 	struct wpa_driver_ndis_data *drv = priv;
1513 	eloop_cancel_timeout(wpa_driver_ndis_poll_timeout, drv, NULL);
1514 	wpa_driver_ndis_poll_timeout(drv, NULL);
1515 }
1516 
1517 
1518 /* Called when driver generates Media Connect Event by calling
1519  * NdisMIndicateStatus() with NDIS_STATUS_MEDIA_CONNECT */
wpa_driver_ndis_event_connect(struct wpa_driver_ndis_data * drv)1520 void wpa_driver_ndis_event_connect(struct wpa_driver_ndis_data *drv)
1521 {
1522 	wpa_printf(MSG_DEBUG, "NDIS: Media Connect Event");
1523 	if (wpa_driver_ndis_get_bssid(drv, drv->bssid) == 0) {
1524 		wpa_driver_ndis_get_associnfo(drv);
1525 		wpa_supplicant_event(drv->ctx, EVENT_ASSOC, NULL);
1526 	}
1527 }
1528 
1529 
1530 /* Called when driver generates Media Disconnect Event by calling
1531  * NdisMIndicateStatus() with NDIS_STATUS_MEDIA_DISCONNECT */
wpa_driver_ndis_event_disconnect(struct wpa_driver_ndis_data * drv)1532 void wpa_driver_ndis_event_disconnect(struct wpa_driver_ndis_data *drv)
1533 {
1534 	wpa_printf(MSG_DEBUG, "NDIS: Media Disconnect Event");
1535 	os_memset(drv->bssid, 0, ETH_ALEN);
1536 	wpa_supplicant_event(drv->ctx, EVENT_DISASSOC, NULL);
1537 }
1538 
1539 
wpa_driver_ndis_event_auth(struct wpa_driver_ndis_data * drv,const u8 * data,size_t data_len)1540 static void wpa_driver_ndis_event_auth(struct wpa_driver_ndis_data *drv,
1541 				       const u8 *data, size_t data_len)
1542 {
1543 	NDIS_802_11_AUTHENTICATION_REQUEST *req;
1544 	int pairwise = 0, group = 0;
1545 	union wpa_event_data event;
1546 
1547 	if (data_len < sizeof(*req)) {
1548 		wpa_printf(MSG_DEBUG, "NDIS: Too short Authentication Request "
1549 			   "Event (len=%d)", data_len);
1550 		return;
1551 	}
1552 	req = (NDIS_802_11_AUTHENTICATION_REQUEST *) data;
1553 
1554 	wpa_printf(MSG_DEBUG, "NDIS: Authentication Request Event: "
1555 		   "Bssid " MACSTR " Flags 0x%x",
1556 		   MAC2STR(req->Bssid), (int) req->Flags);
1557 
1558 	if ((req->Flags & NDIS_802_11_AUTH_REQUEST_PAIRWISE_ERROR) ==
1559 	    NDIS_802_11_AUTH_REQUEST_PAIRWISE_ERROR)
1560 		pairwise = 1;
1561 	else if ((req->Flags & NDIS_802_11_AUTH_REQUEST_GROUP_ERROR) ==
1562 	    NDIS_802_11_AUTH_REQUEST_GROUP_ERROR)
1563 		group = 1;
1564 
1565 	if (pairwise || group) {
1566 		os_memset(&event, 0, sizeof(event));
1567 		event.michael_mic_failure.unicast = pairwise;
1568 		wpa_supplicant_event(drv->ctx, EVENT_MICHAEL_MIC_FAILURE,
1569 				     &event);
1570 	}
1571 }
1572 
1573 
wpa_driver_ndis_event_pmkid(struct wpa_driver_ndis_data * drv,const u8 * data,size_t data_len)1574 static void wpa_driver_ndis_event_pmkid(struct wpa_driver_ndis_data *drv,
1575 					const u8 *data, size_t data_len)
1576 {
1577 	NDIS_802_11_PMKID_CANDIDATE_LIST *pmkid;
1578 	size_t i;
1579 	union wpa_event_data event;
1580 
1581 	if (data_len < 8) {
1582 		wpa_printf(MSG_DEBUG, "NDIS: Too short PMKID Candidate List "
1583 			   "Event (len=%d)", data_len);
1584 		return;
1585 	}
1586 	pmkid = (NDIS_802_11_PMKID_CANDIDATE_LIST *) data;
1587 	wpa_printf(MSG_DEBUG, "NDIS: PMKID Candidate List Event - Version %d "
1588 		   "NumCandidates %d",
1589 		   (int) pmkid->Version, (int) pmkid->NumCandidates);
1590 
1591 	if (pmkid->Version != 1) {
1592 		wpa_printf(MSG_DEBUG, "NDIS: Unsupported PMKID Candidate List "
1593 			   "Version %d", (int) pmkid->Version);
1594 		return;
1595 	}
1596 
1597 	if (data_len < 8 + pmkid->NumCandidates * sizeof(PMKID_CANDIDATE)) {
1598 		wpa_printf(MSG_DEBUG, "NDIS: PMKID Candidate List underflow");
1599 		return;
1600 	}
1601 
1602 	os_memset(&event, 0, sizeof(event));
1603 	for (i = 0; i < pmkid->NumCandidates; i++) {
1604 		PMKID_CANDIDATE *p = &pmkid->CandidateList[i];
1605 		wpa_printf(MSG_DEBUG, "NDIS: %d: " MACSTR " Flags 0x%x",
1606 			   i, MAC2STR(p->BSSID), (int) p->Flags);
1607 		os_memcpy(event.pmkid_candidate.bssid, p->BSSID, ETH_ALEN);
1608 		event.pmkid_candidate.index = i;
1609 		event.pmkid_candidate.preauth =
1610 			p->Flags & NDIS_802_11_PMKID_CANDIDATE_PREAUTH_ENABLED;
1611 		wpa_supplicant_event(drv->ctx, EVENT_PMKID_CANDIDATE,
1612 				     &event);
1613 	}
1614 }
1615 
1616 
1617 /* Called when driver calls NdisMIndicateStatus() with
1618  * NDIS_STATUS_MEDIA_SPECIFIC_INDICATION */
wpa_driver_ndis_event_media_specific(struct wpa_driver_ndis_data * drv,const u8 * data,size_t data_len)1619 void wpa_driver_ndis_event_media_specific(struct wpa_driver_ndis_data *drv,
1620 					  const u8 *data, size_t data_len)
1621 {
1622 	NDIS_802_11_STATUS_INDICATION *status;
1623 
1624 	if (data == NULL || data_len < sizeof(*status))
1625 		return;
1626 
1627 	wpa_hexdump(MSG_DEBUG, "NDIS: Media Specific Indication",
1628 		    data, data_len);
1629 
1630 	status = (NDIS_802_11_STATUS_INDICATION *) data;
1631 	data += sizeof(status);
1632 	data_len -= sizeof(status);
1633 
1634 	switch (status->StatusType) {
1635 	case Ndis802_11StatusType_Authentication:
1636 		wpa_driver_ndis_event_auth(drv, data, data_len);
1637 		break;
1638 	case Ndis802_11StatusType_PMKID_CandidateList:
1639 		wpa_driver_ndis_event_pmkid(drv, data, data_len);
1640 		break;
1641 	default:
1642 		wpa_printf(MSG_DEBUG, "NDIS: Unknown StatusType %d",
1643 			   (int) status->StatusType);
1644 		break;
1645 	}
1646 }
1647 
1648 
1649 /* Called when an adapter is added */
wpa_driver_ndis_event_adapter_arrival(struct wpa_driver_ndis_data * drv)1650 void wpa_driver_ndis_event_adapter_arrival(struct wpa_driver_ndis_data *drv)
1651 {
1652 	union wpa_event_data event;
1653 	int i;
1654 
1655 	wpa_printf(MSG_DEBUG, "NDIS: Notify Adapter Arrival");
1656 
1657 	for (i = 0; i < 30; i++) {
1658 		/* Re-open Packet32/NDISUIO connection */
1659 		wpa_driver_ndis_adapter_close(drv);
1660 		if (wpa_driver_ndis_adapter_init(drv) < 0 ||
1661 		    wpa_driver_ndis_adapter_open(drv) < 0) {
1662 			wpa_printf(MSG_DEBUG, "NDIS: Driver re-initialization "
1663 				   "(%d) failed", i);
1664 			os_sleep(1, 0);
1665 		} else {
1666 			wpa_printf(MSG_DEBUG, "NDIS: Driver re-initialized");
1667 			break;
1668 		}
1669 	}
1670 
1671 	os_memset(&event, 0, sizeof(event));
1672 	os_strlcpy(event.interface_status.ifname, drv->ifname,
1673 		   sizeof(event.interface_status.ifname));
1674 	event.interface_status.ievent = EVENT_INTERFACE_ADDED;
1675 	wpa_supplicant_event(drv->ctx, EVENT_INTERFACE_STATUS, &event);
1676 }
1677 
1678 
1679 /* Called when an adapter is removed */
wpa_driver_ndis_event_adapter_removal(struct wpa_driver_ndis_data * drv)1680 void wpa_driver_ndis_event_adapter_removal(struct wpa_driver_ndis_data *drv)
1681 {
1682 	union wpa_event_data event;
1683 
1684 	wpa_printf(MSG_DEBUG, "NDIS: Notify Adapter Removal");
1685 	os_memset(&event, 0, sizeof(event));
1686 	os_strlcpy(event.interface_status.ifname, drv->ifname,
1687 		   sizeof(event.interface_status.ifname));
1688 	event.interface_status.ievent = EVENT_INTERFACE_REMOVED;
1689 	wpa_supplicant_event(drv->ctx, EVENT_INTERFACE_STATUS, &event);
1690 }
1691 
1692 
1693 static void
wpa_driver_ndis_get_wpa_capability(struct wpa_driver_ndis_data * drv)1694 wpa_driver_ndis_get_wpa_capability(struct wpa_driver_ndis_data *drv)
1695 {
1696 	wpa_printf(MSG_DEBUG, "NDIS: verifying driver WPA capability");
1697 
1698 	if (ndis_set_auth_mode(drv, Ndis802_11AuthModeWPA) == 0 &&
1699 	    ndis_get_auth_mode(drv) == Ndis802_11AuthModeWPA) {
1700 		wpa_printf(MSG_DEBUG, "NDIS: WPA key management supported");
1701 		drv->capa.key_mgmt |= WPA_DRIVER_CAPA_KEY_MGMT_WPA;
1702 	}
1703 
1704 	if (ndis_set_auth_mode(drv, Ndis802_11AuthModeWPAPSK) == 0 &&
1705 	    ndis_get_auth_mode(drv) == Ndis802_11AuthModeWPAPSK) {
1706 		wpa_printf(MSG_DEBUG, "NDIS: WPA-PSK key management "
1707 			   "supported");
1708 		drv->capa.key_mgmt |= WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK;
1709 	}
1710 
1711 	if (ndis_set_encr_status(drv, Ndis802_11Encryption3Enabled) == 0 &&
1712 	    ndis_get_encr_status(drv) == Ndis802_11Encryption3KeyAbsent) {
1713 		wpa_printf(MSG_DEBUG, "NDIS: CCMP encryption supported");
1714 		drv->capa.enc |= WPA_DRIVER_CAPA_ENC_CCMP;
1715 	}
1716 
1717 	if (ndis_set_encr_status(drv, Ndis802_11Encryption2Enabled) == 0 &&
1718 	    ndis_get_encr_status(drv) == Ndis802_11Encryption2KeyAbsent) {
1719 		wpa_printf(MSG_DEBUG, "NDIS: TKIP encryption supported");
1720 		drv->capa.enc |= WPA_DRIVER_CAPA_ENC_TKIP;
1721 	}
1722 
1723 	if (ndis_set_encr_status(drv, Ndis802_11Encryption1Enabled) == 0 &&
1724 	    ndis_get_encr_status(drv) == Ndis802_11Encryption1KeyAbsent) {
1725 		wpa_printf(MSG_DEBUG, "NDIS: WEP encryption supported");
1726 		drv->capa.enc |= WPA_DRIVER_CAPA_ENC_WEP40 |
1727 			WPA_DRIVER_CAPA_ENC_WEP104;
1728 	}
1729 
1730 	if (ndis_set_auth_mode(drv, Ndis802_11AuthModeShared) == 0 &&
1731 	    ndis_get_auth_mode(drv) == Ndis802_11AuthModeShared) {
1732 		drv->capa.auth |= WPA_DRIVER_AUTH_SHARED;
1733 	}
1734 
1735 	if (ndis_set_auth_mode(drv, Ndis802_11AuthModeOpen) == 0 &&
1736 	    ndis_get_auth_mode(drv) == Ndis802_11AuthModeOpen) {
1737 		drv->capa.auth |= WPA_DRIVER_AUTH_OPEN;
1738 	}
1739 
1740 	ndis_set_encr_status(drv, Ndis802_11EncryptionDisabled);
1741 
1742 	/* Could also verify OID_802_11_ADD_KEY error reporting and
1743 	 * support for OID_802_11_ASSOCIATION_INFORMATION. */
1744 
1745 	if (drv->capa.key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_WPA &&
1746 	    drv->capa.enc & (WPA_DRIVER_CAPA_ENC_TKIP |
1747 			     WPA_DRIVER_CAPA_ENC_CCMP)) {
1748 		wpa_printf(MSG_DEBUG, "NDIS: driver supports WPA");
1749 		drv->has_capability = 1;
1750 	} else {
1751 		wpa_printf(MSG_DEBUG, "NDIS: no WPA support found");
1752 	}
1753 
1754 	wpa_printf(MSG_DEBUG, "NDIS: driver capabilities: key_mgmt 0x%x "
1755 		   "enc 0x%x auth 0x%x",
1756 		   drv->capa.key_mgmt, drv->capa.enc, drv->capa.auth);
1757 }
1758 
1759 
wpa_driver_ndis_get_capability(struct wpa_driver_ndis_data * drv)1760 static void wpa_driver_ndis_get_capability(struct wpa_driver_ndis_data *drv)
1761 {
1762 	char buf[512];
1763 	int len;
1764 	size_t i;
1765 	NDIS_802_11_CAPABILITY *c;
1766 
1767 	drv->capa.flags = WPA_DRIVER_FLAGS_DRIVER_IE;
1768 
1769 	len = ndis_get_oid(drv, OID_802_11_CAPABILITY, buf, sizeof(buf));
1770 	if (len < 0) {
1771 		wpa_driver_ndis_get_wpa_capability(drv);
1772 		return;
1773 	}
1774 
1775 	wpa_hexdump(MSG_MSGDUMP, "OID_802_11_CAPABILITY", (u8 *) buf, len);
1776 	c = (NDIS_802_11_CAPABILITY *) buf;
1777 	if (len < sizeof(*c) || c->Version != 2) {
1778 		wpa_printf(MSG_DEBUG, "NDIS: unsupported "
1779 			   "OID_802_11_CAPABILITY data");
1780 		return;
1781 	}
1782 	wpa_printf(MSG_DEBUG, "NDIS: Driver supports OID_802_11_CAPABILITY - "
1783 		   "NoOfPMKIDs %d NoOfAuthEncrPairs %d",
1784 		   (int) c->NoOfPMKIDs,
1785 		   (int) c->NoOfAuthEncryptPairsSupported);
1786 	drv->has_capability = 1;
1787 	drv->no_of_pmkid = c->NoOfPMKIDs;
1788 	for (i = 0; i < c->NoOfAuthEncryptPairsSupported; i++) {
1789 		NDIS_802_11_AUTHENTICATION_ENCRYPTION *ae;
1790 		ae = &c->AuthenticationEncryptionSupported[i];
1791 		if ((char *) (ae + 1) > buf + len) {
1792 			wpa_printf(MSG_DEBUG, "NDIS: auth/encr pair list "
1793 				   "overflow");
1794 			break;
1795 		}
1796 		wpa_printf(MSG_MSGDUMP, "NDIS: %d - auth %d encr %d",
1797 			   i, (int) ae->AuthModeSupported,
1798 			   (int) ae->EncryptStatusSupported);
1799 		switch (ae->AuthModeSupported) {
1800 		case Ndis802_11AuthModeOpen:
1801 			drv->capa.auth |= WPA_DRIVER_AUTH_OPEN;
1802 			break;
1803 		case Ndis802_11AuthModeShared:
1804 			drv->capa.auth |= WPA_DRIVER_AUTH_SHARED;
1805 			break;
1806 		case Ndis802_11AuthModeWPA:
1807 			drv->capa.key_mgmt |= WPA_DRIVER_CAPA_KEY_MGMT_WPA;
1808 			break;
1809 		case Ndis802_11AuthModeWPAPSK:
1810 			drv->capa.key_mgmt |= WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK;
1811 			break;
1812 		case Ndis802_11AuthModeWPA2:
1813 			drv->capa.key_mgmt |= WPA_DRIVER_CAPA_KEY_MGMT_WPA2;
1814 			break;
1815 		case Ndis802_11AuthModeWPA2PSK:
1816 			drv->capa.key_mgmt |=
1817 				WPA_DRIVER_CAPA_KEY_MGMT_WPA2_PSK;
1818 			break;
1819 		case Ndis802_11AuthModeWPANone:
1820 			drv->capa.key_mgmt |=
1821 				WPA_DRIVER_CAPA_KEY_MGMT_WPA_NONE;
1822 			break;
1823 		default:
1824 			break;
1825 		}
1826 		switch (ae->EncryptStatusSupported) {
1827 		case Ndis802_11Encryption1Enabled:
1828 			drv->capa.enc |= WPA_DRIVER_CAPA_ENC_WEP40;
1829 			drv->capa.enc |= WPA_DRIVER_CAPA_ENC_WEP104;
1830 			break;
1831 		case Ndis802_11Encryption2Enabled:
1832 			drv->capa.enc |= WPA_DRIVER_CAPA_ENC_TKIP;
1833 			break;
1834 		case Ndis802_11Encryption3Enabled:
1835 			drv->capa.enc |= WPA_DRIVER_CAPA_ENC_CCMP;
1836 			break;
1837 		default:
1838 			break;
1839 		}
1840 	}
1841 
1842 	wpa_printf(MSG_DEBUG, "NDIS: driver capabilities: key_mgmt 0x%x "
1843 		   "enc 0x%x auth 0x%x",
1844 		   drv->capa.key_mgmt, drv->capa.enc, drv->capa.auth);
1845 }
1846 
1847 
wpa_driver_ndis_get_capa(void * priv,struct wpa_driver_capa * capa)1848 static int wpa_driver_ndis_get_capa(void *priv, struct wpa_driver_capa *capa)
1849 {
1850 	struct wpa_driver_ndis_data *drv = priv;
1851 	if (!drv->has_capability)
1852 		return -1;
1853 	os_memcpy(capa, &drv->capa, sizeof(*capa));
1854 	return 0;
1855 }
1856 
1857 
wpa_driver_ndis_get_ifname(void * priv)1858 static const char * wpa_driver_ndis_get_ifname(void *priv)
1859 {
1860 	struct wpa_driver_ndis_data *drv = priv;
1861 	return drv->ifname;
1862 }
1863 
1864 
wpa_driver_ndis_get_mac_addr(void * priv)1865 static const u8 * wpa_driver_ndis_get_mac_addr(void *priv)
1866 {
1867 	struct wpa_driver_ndis_data *drv = priv;
1868 	return drv->own_addr;
1869 }
1870 
1871 
1872 #ifdef _WIN32_WCE
1873 
1874 #define NDISUIO_MSG_SIZE (sizeof(NDISUIO_DEVICE_NOTIFICATION) + 512)
1875 
ndisuio_notification_receive(void * eloop_data,void * user_ctx)1876 static void ndisuio_notification_receive(void *eloop_data, void *user_ctx)
1877 {
1878 	struct wpa_driver_ndis_data *drv = eloop_data;
1879 	NDISUIO_DEVICE_NOTIFICATION *hdr;
1880 	u8 buf[NDISUIO_MSG_SIZE];
1881 	DWORD len, flags;
1882 
1883 	if (!ReadMsgQueue(drv->event_queue, buf, NDISUIO_MSG_SIZE, &len, 0,
1884 			  &flags)) {
1885 		wpa_printf(MSG_DEBUG, "ndisuio_notification_receive: "
1886 			   "ReadMsgQueue failed: %d", (int) GetLastError());
1887 		return;
1888 	}
1889 
1890 	if (len < sizeof(NDISUIO_DEVICE_NOTIFICATION)) {
1891 		wpa_printf(MSG_DEBUG, "ndisuio_notification_receive: "
1892 			   "Too short message (len=%d)", (int) len);
1893 		return;
1894 	}
1895 
1896 	hdr = (NDISUIO_DEVICE_NOTIFICATION *) buf;
1897 	wpa_printf(MSG_DEBUG, "NDIS: Notification received: len=%d type=0x%x",
1898 		   (int) len, hdr->dwNotificationType);
1899 
1900 	switch (hdr->dwNotificationType) {
1901 #ifdef NDISUIO_NOTIFICATION_ADAPTER_ARRIVAL
1902 	case NDISUIO_NOTIFICATION_ADAPTER_ARRIVAL:
1903 		wpa_printf(MSG_DEBUG, "NDIS: ADAPTER_ARRIVAL");
1904 		wpa_driver_ndis_event_adapter_arrival(drv);
1905 		break;
1906 #endif
1907 #ifdef NDISUIO_NOTIFICATION_ADAPTER_REMOVAL
1908 	case NDISUIO_NOTIFICATION_ADAPTER_REMOVAL:
1909 		wpa_printf(MSG_DEBUG, "NDIS: ADAPTER_REMOVAL");
1910 		wpa_driver_ndis_event_adapter_removal(drv);
1911 		break;
1912 #endif
1913 	case NDISUIO_NOTIFICATION_MEDIA_CONNECT:
1914 		wpa_printf(MSG_DEBUG, "NDIS: MEDIA_CONNECT");
1915 		SetEvent(drv->connected_event);
1916 		wpa_driver_ndis_event_connect(drv);
1917 		break;
1918 	case NDISUIO_NOTIFICATION_MEDIA_DISCONNECT:
1919 		ResetEvent(drv->connected_event);
1920 		wpa_printf(MSG_DEBUG, "NDIS: MEDIA_DISCONNECT");
1921 		wpa_driver_ndis_event_disconnect(drv);
1922 		break;
1923 	case NDISUIO_NOTIFICATION_MEDIA_SPECIFIC_NOTIFICATION:
1924 		wpa_printf(MSG_DEBUG, "NDIS: MEDIA_SPECIFIC_NOTIFICATION");
1925 #if _WIN32_WCE == 420 || _WIN32_WCE == 0x420
1926 		wpa_driver_ndis_event_media_specific(
1927 			drv, hdr->pvStatusBuffer, hdr->uiStatusBufferSize);
1928 #else
1929 		wpa_driver_ndis_event_media_specific(
1930 			drv, ((const u8 *) hdr) + hdr->uiOffsetToStatusBuffer,
1931 			(size_t) hdr->uiStatusBufferSize);
1932 #endif
1933 		break;
1934 	default:
1935 		wpa_printf(MSG_DEBUG, "NDIS: Unknown notification type 0x%x",
1936 			   hdr->dwNotificationType);
1937 		break;
1938 	}
1939 }
1940 
1941 
ndisuio_notification_deinit(struct wpa_driver_ndis_data * drv)1942 static void ndisuio_notification_deinit(struct wpa_driver_ndis_data *drv)
1943 {
1944 	NDISUIO_REQUEST_NOTIFICATION req;
1945 
1946 	memset(&req, 0, sizeof(req));
1947 	req.hMsgQueue = drv->event_queue;
1948 	req.dwNotificationTypes = 0;
1949 
1950 	if (!DeviceIoControl(drv->ndisuio, IOCTL_NDISUIO_REQUEST_NOTIFICATION,
1951 			     &req, sizeof(req), NULL, 0, NULL, NULL)) {
1952 		wpa_printf(MSG_INFO, "ndisuio_notification_deinit: "
1953 			   "IOCTL_NDISUIO_REQUEST_NOTIFICATION failed: %d",
1954 			   (int) GetLastError());
1955 	}
1956 
1957 	if (!DeviceIoControl(drv->ndisuio, IOCTL_NDISUIO_CANCEL_NOTIFICATION,
1958 			     NULL, 0, NULL, 0, NULL, NULL)) {
1959 		wpa_printf(MSG_INFO, "ndisuio_notification_deinit: "
1960 			   "IOCTL_NDISUIO_CANCEL_NOTIFICATION failed: %d",
1961 			   (int) GetLastError());
1962 	}
1963 
1964 	if (drv->event_queue) {
1965 		eloop_unregister_event(drv->event_queue,
1966 				       sizeof(drv->event_queue));
1967 		CloseHandle(drv->event_queue);
1968 		drv->event_queue = NULL;
1969 	}
1970 
1971 	if (drv->connected_event) {
1972 		CloseHandle(drv->connected_event);
1973 		drv->connected_event = NULL;
1974 	}
1975 }
1976 
1977 
ndisuio_notification_init(struct wpa_driver_ndis_data * drv)1978 static int ndisuio_notification_init(struct wpa_driver_ndis_data *drv)
1979 {
1980 	MSGQUEUEOPTIONS opt;
1981 	NDISUIO_REQUEST_NOTIFICATION req;
1982 
1983 	drv->connected_event =
1984 		CreateEvent(NULL, TRUE, FALSE, TEXT("WpaSupplicantConnected"));
1985 	if (drv->connected_event == NULL) {
1986 		wpa_printf(MSG_INFO, "ndisuio_notification_init: "
1987 			   "CreateEvent failed: %d",
1988 			   (int) GetLastError());
1989 		return -1;
1990 	}
1991 
1992 	memset(&opt, 0, sizeof(opt));
1993 	opt.dwSize = sizeof(opt);
1994 	opt.dwMaxMessages = 5;
1995 	opt.cbMaxMessage = NDISUIO_MSG_SIZE;
1996 	opt.bReadAccess = TRUE;
1997 
1998 	drv->event_queue = CreateMsgQueue(NULL, &opt);
1999 	if (drv->event_queue == NULL) {
2000 		wpa_printf(MSG_INFO, "ndisuio_notification_init: "
2001 			   "CreateMsgQueue failed: %d",
2002 			   (int) GetLastError());
2003 		ndisuio_notification_deinit(drv);
2004 		return -1;
2005 	}
2006 
2007 	memset(&req, 0, sizeof(req));
2008 	req.hMsgQueue = drv->event_queue;
2009 	req.dwNotificationTypes =
2010 #ifdef NDISUIO_NOTIFICATION_ADAPTER_ARRIVAL
2011 		NDISUIO_NOTIFICATION_ADAPTER_ARRIVAL |
2012 #endif
2013 #ifdef NDISUIO_NOTIFICATION_ADAPTER_REMOVAL
2014 		NDISUIO_NOTIFICATION_ADAPTER_REMOVAL |
2015 #endif
2016 		NDISUIO_NOTIFICATION_MEDIA_CONNECT |
2017 		NDISUIO_NOTIFICATION_MEDIA_DISCONNECT |
2018 		NDISUIO_NOTIFICATION_MEDIA_SPECIFIC_NOTIFICATION;
2019 
2020 	if (!DeviceIoControl(drv->ndisuio, IOCTL_NDISUIO_REQUEST_NOTIFICATION,
2021 			     &req, sizeof(req), NULL, 0, NULL, NULL)) {
2022 		wpa_printf(MSG_INFO, "ndisuio_notification_init: "
2023 			   "IOCTL_NDISUIO_REQUEST_NOTIFICATION failed: %d",
2024 			   (int) GetLastError());
2025 		ndisuio_notification_deinit(drv);
2026 		return -1;
2027 	}
2028 
2029 	eloop_register_event(drv->event_queue, sizeof(drv->event_queue),
2030 			     ndisuio_notification_receive, drv, NULL);
2031 
2032 	return 0;
2033 }
2034 #endif /* _WIN32_WCE */
2035 
2036 
wpa_driver_ndis_get_names(struct wpa_driver_ndis_data * drv)2037 static int wpa_driver_ndis_get_names(struct wpa_driver_ndis_data *drv)
2038 {
2039 #ifdef CONFIG_USE_NDISUIO
2040 	NDISUIO_QUERY_BINDING *b;
2041 	size_t blen = sizeof(*b) + 1024;
2042 	int i, error, found = 0;
2043 	DWORD written;
2044 	char name[256], desc[256], *dpos;
2045 	WCHAR *pos;
2046 	size_t j, len, dlen;
2047 
2048 	b = os_malloc(blen);
2049 	if (b == NULL)
2050 		return -1;
2051 
2052 	for (i = 0; ; i++) {
2053 		os_memset(b, 0, blen);
2054 		b->BindingIndex = i;
2055 		if (!DeviceIoControl(drv->ndisuio, IOCTL_NDISUIO_QUERY_BINDING,
2056 				     b, sizeof(NDISUIO_QUERY_BINDING), b, blen,
2057 				     &written, NULL)) {
2058 			error = (int) GetLastError();
2059 			if (error == ERROR_NO_MORE_ITEMS)
2060 				break;
2061 			wpa_printf(MSG_DEBUG, "IOCTL_NDISUIO_QUERY_BINDING "
2062 				   "failed: %d", error);
2063 			break;
2064 		}
2065 
2066 		pos = (WCHAR *) ((char *) b + b->DeviceNameOffset);
2067 		len = b->DeviceNameLength;
2068 		if (len >= sizeof(name))
2069 			len = sizeof(name) - 1;
2070 		for (j = 0; j < len; j++)
2071 			name[j] = (char) pos[j];
2072 		name[len] = '\0';
2073 
2074 		pos = (WCHAR *) ((char *) b + b->DeviceDescrOffset);
2075 		len = b->DeviceDescrLength;
2076 		if (len >= sizeof(desc))
2077 			len = sizeof(desc) - 1;
2078 		for (j = 0; j < len; j++)
2079 			desc[j] = (char) pos[j];
2080 		desc[len] = '\0';
2081 
2082 		wpa_printf(MSG_DEBUG, "NDIS: %d - %s - %s", i, name, desc);
2083 
2084 		if (os_strstr(name, drv->ifname)) {
2085 			wpa_printf(MSG_DEBUG, "NDIS: Interface name match");
2086 			found = 1;
2087 			break;
2088 		}
2089 
2090 		if (os_strncmp(desc, drv->ifname, os_strlen(drv->ifname)) == 0)
2091 		{
2092 			wpa_printf(MSG_DEBUG, "NDIS: Interface description "
2093 				   "match");
2094 			found = 1;
2095 			break;
2096 		}
2097 	}
2098 
2099 	if (!found) {
2100 		wpa_printf(MSG_DEBUG, "NDIS: Could not find interface '%s'",
2101 			   drv->ifname);
2102 		os_free(b);
2103 		return -1;
2104 	}
2105 
2106 	os_strlcpy(drv->ifname,
2107 		   os_strncmp(name, "\\DEVICE\\", 8) == 0 ? name + 8 : name,
2108 		   sizeof(drv->ifname));
2109 #ifdef _WIN32_WCE
2110 	drv->adapter_name = wpa_strdup_tchar(drv->ifname);
2111 	if (drv->adapter_name == NULL) {
2112 		wpa_printf(MSG_ERROR, "NDIS: Failed to allocate memory for "
2113 			   "adapter name");
2114 		os_free(b);
2115 		return -1;
2116 	}
2117 #endif /* _WIN32_WCE */
2118 
2119 	dpos = os_strstr(desc, " - ");
2120 	if (dpos)
2121 		dlen = dpos - desc;
2122 	else
2123 		dlen = os_strlen(desc);
2124 	drv->adapter_desc = dup_binstr(desc, dlen);
2125 	os_free(b);
2126 	if (drv->adapter_desc == NULL)
2127 		return -1;
2128 
2129 	wpa_printf(MSG_DEBUG, "NDIS: Adapter description prefix '%s'",
2130 		   drv->adapter_desc);
2131 
2132 	return 0;
2133 #else /* CONFIG_USE_NDISUIO */
2134 	PTSTR _names;
2135 	char *names, *pos, *pos2;
2136 	ULONG len;
2137 	BOOLEAN res;
2138 #define MAX_ADAPTERS 32
2139 	char *name[MAX_ADAPTERS];
2140 	char *desc[MAX_ADAPTERS];
2141 	int num_name, num_desc, i, found_name, found_desc;
2142 	size_t dlen;
2143 
2144 	wpa_printf(MSG_DEBUG, "NDIS: Packet.dll version: %s",
2145 		   PacketGetVersion());
2146 
2147 	len = 8192;
2148 	_names = os_zalloc(len);
2149 	if (_names == NULL)
2150 		return -1;
2151 
2152 	res = PacketGetAdapterNames(_names, &len);
2153 	if (!res && len > 8192) {
2154 		os_free(_names);
2155 		_names = os_zalloc(len);
2156 		if (_names == NULL)
2157 			return -1;
2158 		res = PacketGetAdapterNames(_names, &len);
2159 	}
2160 
2161 	if (!res) {
2162 		wpa_printf(MSG_ERROR, "NDIS: Failed to get adapter list "
2163 			   "(PacketGetAdapterNames)");
2164 		os_free(_names);
2165 		return -1;
2166 	}
2167 
2168 	names = (char *) _names;
2169 	if (names[0] && names[1] == '\0' && names[2] && names[3] == '\0') {
2170 		wpa_printf(MSG_DEBUG, "NDIS: Looks like adapter names are in "
2171 			   "UNICODE");
2172 		/* Convert to ASCII */
2173 		pos2 = pos = names;
2174 		while (pos2 < names + len) {
2175 			if (pos2[0] == '\0' && pos2[1] == '\0' &&
2176 			    pos2[2] == '\0' && pos2[3] == '\0') {
2177 				pos2 += 4;
2178 				break;
2179 			}
2180 			*pos++ = pos2[0];
2181 			pos2 += 2;
2182 		}
2183 		os_memcpy(pos + 2, names, pos - names);
2184 		pos += 2;
2185 	} else
2186 		pos = names;
2187 
2188 	num_name = 0;
2189 	while (pos < names + len) {
2190 		name[num_name] = pos;
2191 		while (*pos && pos < names + len)
2192 			pos++;
2193 		if (pos + 1 >= names + len) {
2194 			os_free(names);
2195 			return -1;
2196 		}
2197 		pos++;
2198 		num_name++;
2199 		if (num_name >= MAX_ADAPTERS) {
2200 			wpa_printf(MSG_DEBUG, "NDIS: Too many adapters");
2201 			os_free(names);
2202 			return -1;
2203 		}
2204 		if (*pos == '\0') {
2205 			wpa_printf(MSG_DEBUG, "NDIS: %d adapter names found",
2206 				   num_name);
2207 			pos++;
2208 			break;
2209 		}
2210 	}
2211 
2212 	num_desc = 0;
2213 	while (pos < names + len) {
2214 		desc[num_desc] = pos;
2215 		while (*pos && pos < names + len)
2216 			pos++;
2217 		if (pos + 1 >= names + len) {
2218 			os_free(names);
2219 			return -1;
2220 		}
2221 		pos++;
2222 		num_desc++;
2223 		if (num_desc >= MAX_ADAPTERS) {
2224 			wpa_printf(MSG_DEBUG, "NDIS: Too many adapter "
2225 				   "descriptions");
2226 			os_free(names);
2227 			return -1;
2228 		}
2229 		if (*pos == '\0') {
2230 			wpa_printf(MSG_DEBUG, "NDIS: %d adapter descriptions "
2231 				   "found", num_name);
2232 			pos++;
2233 			break;
2234 		}
2235 	}
2236 
2237 	/*
2238 	 * Windows 98 with Packet.dll 3.0 alpha3 does not include adapter
2239 	 * descriptions. Fill in stub descriptors to work around this.
2240 	 */
2241 	while (num_desc < num_name)
2242 		desc[num_desc++] = "stub description";
2243 
2244 	if (num_name != num_desc) {
2245 		wpa_printf(MSG_DEBUG, "NDIS: mismatch in adapter name and "
2246 			   "description counts (%d != %d)",
2247 			   num_name, num_desc);
2248 		os_free(names);
2249 		return -1;
2250 	}
2251 
2252 	found_name = found_desc = -1;
2253 	for (i = 0; i < num_name; i++) {
2254 		wpa_printf(MSG_DEBUG, "NDIS: %d - %s - %s",
2255 			   i, name[i], desc[i]);
2256 		if (found_name == -1 && os_strstr(name[i], drv->ifname))
2257 			found_name = i;
2258 		if (found_desc == -1 &&
2259 		    os_strncmp(desc[i], drv->ifname, os_strlen(drv->ifname)) ==
2260 		    0)
2261 			found_desc = i;
2262 	}
2263 
2264 	if (found_name < 0 && found_desc >= 0) {
2265 		wpa_printf(MSG_DEBUG, "NDIS: Matched interface '%s' based on "
2266 			   "description '%s'",
2267 			   name[found_desc], desc[found_desc]);
2268 		found_name = found_desc;
2269 		os_strlcpy(drv->ifname,
2270 			   os_strncmp(name[found_desc], "\\Device\\NPF_", 12)
2271 			   == 0 ? name[found_desc] + 12 : name[found_desc],
2272 			   sizeof(drv->ifname));
2273 	}
2274 
2275 	if (found_name < 0) {
2276 		wpa_printf(MSG_DEBUG, "NDIS: Could not find interface '%s'",
2277 			   drv->ifname);
2278 		os_free(names);
2279 		return -1;
2280 	}
2281 
2282 	i = found_name;
2283 	pos = os_strrchr(desc[i], '(');
2284 	if (pos) {
2285 		dlen = pos - desc[i];
2286 		pos--;
2287 		if (pos > desc[i] && *pos == ' ')
2288 			dlen--;
2289 	} else {
2290 		dlen = os_strlen(desc[i]);
2291 	}
2292 	drv->adapter_desc = dup_binstr(desc[i], dlen);
2293 	os_free(names);
2294 	if (drv->adapter_desc == NULL)
2295 		return -1;
2296 
2297 	wpa_printf(MSG_DEBUG, "NDIS: Adapter description prefix '%s'",
2298 		   drv->adapter_desc);
2299 
2300 	return 0;
2301 #endif /* CONFIG_USE_NDISUIO */
2302 }
2303 
2304 
2305 #if defined(CONFIG_NATIVE_WINDOWS) || defined(__CYGWIN__)
2306 #ifndef _WIN32_WCE
2307 /*
2308  * These structures are undocumented for WinXP; only WinCE version is
2309  * documented. These would be included wzcsapi.h if it were available. Some
2310  * changes here have been needed to make the structures match with WinXP SP2.
2311  * It is unclear whether these work with any other version.
2312  */
2313 
2314 typedef struct {
2315 	LPWSTR wszGuid;
2316 } INTF_KEY_ENTRY, *PINTF_KEY_ENTRY;
2317 
2318 typedef struct {
2319 	DWORD dwNumIntfs;
2320 	PINTF_KEY_ENTRY pIntfs;
2321 } INTFS_KEY_TABLE, *PINTFS_KEY_TABLE;
2322 
2323 typedef struct {
2324 	DWORD dwDataLen;
2325 	LPBYTE pData;
2326 } RAW_DATA, *PRAW_DATA;
2327 
2328 typedef struct {
2329 	LPWSTR wszGuid;
2330 	LPWSTR wszDescr;
2331 	ULONG ulMediaState;
2332 	ULONG ulMediaType;
2333 	ULONG ulPhysicalMediaType;
2334 	INT nInfraMode;
2335 	INT nAuthMode;
2336 	INT nWepStatus;
2337 #ifndef _WIN32_WCE
2338 	u8 pad[2]; /* why is this needed? */
2339 #endif /* _WIN32_WCE */
2340 	DWORD dwCtlFlags;
2341 	DWORD dwCapabilities; /* something added for WinXP SP2(?) */
2342 	RAW_DATA rdSSID;
2343 	RAW_DATA rdBSSID;
2344 	RAW_DATA rdBSSIDList;
2345 	RAW_DATA rdStSSIDList;
2346 	RAW_DATA rdCtrlData;
2347 #ifdef UNDER_CE
2348 	BOOL bInitialized;
2349 #endif
2350 	DWORD nWPAMCastCipher;
2351 	/* add some extra buffer for later additions since this interface is
2352 	 * far from stable */
2353 	u8 later_additions[100];
2354 } INTF_ENTRY, *PINTF_ENTRY;
2355 
2356 #define INTF_ALL 0xffffffff
2357 #define INTF_ALL_FLAGS 0x0000ffff
2358 #define INTF_CTLFLAGS 0x00000010
2359 #define INTFCTL_ENABLED 0x8000
2360 #endif /* _WIN32_WCE */
2361 
2362 
2363 #ifdef _WIN32_WCE
wpa_driver_ndis_rebind_adapter(struct wpa_driver_ndis_data * drv)2364 static int wpa_driver_ndis_rebind_adapter(struct wpa_driver_ndis_data *drv)
2365 {
2366 	HANDLE ndis;
2367 	TCHAR multi[100];
2368 	int len;
2369 
2370 	len = _tcslen(drv->adapter_name);
2371 	if (len > 80)
2372 		return -1;
2373 
2374 	ndis = CreateFile(DD_NDIS_DEVICE_NAME, GENERIC_READ | GENERIC_WRITE,
2375 			  0, NULL, OPEN_EXISTING, 0, NULL);
2376 	if (ndis == INVALID_HANDLE_VALUE) {
2377 		wpa_printf(MSG_DEBUG, "NDIS: Failed to open file to NDIS "
2378 			   "device: %d", (int) GetLastError());
2379 		return -1;
2380 	}
2381 
2382 	len++;
2383 	memcpy(multi, drv->adapter_name, len * sizeof(TCHAR));
2384 	memcpy(&multi[len], TEXT("NDISUIO\0"), 9 * sizeof(TCHAR));
2385 	len += 9;
2386 
2387 	if (!DeviceIoControl(ndis, IOCTL_NDIS_REBIND_ADAPTER,
2388 			     multi, len * sizeof(TCHAR), NULL, 0, NULL, NULL))
2389 	{
2390 		wpa_printf(MSG_DEBUG, "NDIS: IOCTL_NDIS_REBIND_ADAPTER "
2391 			   "failed: 0x%x", (int) GetLastError());
2392 		wpa_hexdump_ascii(MSG_DEBUG, "NDIS: rebind multi_sz",
2393 				  (u8 *) multi, len * sizeof(TCHAR));
2394 		CloseHandle(ndis);
2395 		return -1;
2396 	}
2397 
2398 	CloseHandle(ndis);
2399 
2400 	wpa_printf(MSG_DEBUG, "NDIS: Requested NDIS rebind of NDISUIO "
2401 		   "protocol");
2402 
2403 	return 0;
2404 }
2405 #endif /* _WIN32_WCE */
2406 
2407 
wpa_driver_ndis_set_wzc(struct wpa_driver_ndis_data * drv,int enable)2408 static int wpa_driver_ndis_set_wzc(struct wpa_driver_ndis_data *drv,
2409 				   int enable)
2410 {
2411 #ifdef _WIN32_WCE
2412 	HKEY hk, hk2;
2413 	LONG ret;
2414 	DWORD i, hnd, len;
2415 	TCHAR keyname[256], devname[256];
2416 
2417 #define WZC_DRIVER TEXT("Drivers\\BuiltIn\\ZeroConfig")
2418 
2419 	if (enable) {
2420 		HANDLE h;
2421 		h = ActivateDeviceEx(WZC_DRIVER, NULL, 0, NULL);
2422 		if (h == INVALID_HANDLE_VALUE || h == 0) {
2423 			wpa_printf(MSG_DEBUG, "NDIS: Failed to re-enable WZC "
2424 				   "- ActivateDeviceEx failed: %d",
2425 				   (int) GetLastError());
2426 			return -1;
2427 		}
2428 
2429 		wpa_printf(MSG_DEBUG, "NDIS: WZC re-enabled");
2430 		return wpa_driver_ndis_rebind_adapter(drv);
2431 	}
2432 
2433 	/*
2434 	 * Unfortunately, just disabling the WZC for an interface is not enough
2435 	 * to free NDISUIO for us, so need to disable and unload WZC completely
2436 	 * for now when using WinCE with NDISUIO. In addition, must request
2437 	 * NDISUIO protocol to be rebound to the adapter in order to free the
2438 	 * NDISUIO binding that WZC hold before us.
2439 	 */
2440 
2441 	/* Enumerate HKLM\Drivers\Active\* to find a handle to WZC. */
2442 	ret = RegOpenKeyEx(HKEY_LOCAL_MACHINE, DEVLOAD_ACTIVE_KEY, 0, 0, &hk);
2443 	if (ret != ERROR_SUCCESS) {
2444 		wpa_printf(MSG_DEBUG, "NDIS: RegOpenKeyEx(DEVLOAD_ACTIVE_KEY) "
2445 			   "failed: %d %d", (int) ret, (int) GetLastError());
2446 		return -1;
2447 	}
2448 
2449 	for (i = 0; ; i++) {
2450 		len = sizeof(keyname);
2451 		ret = RegEnumKeyEx(hk, i, keyname, &len, NULL, NULL, NULL,
2452 				   NULL);
2453 		if (ret != ERROR_SUCCESS) {
2454 			wpa_printf(MSG_DEBUG, "NDIS: Could not find active "
2455 				   "WZC - assuming it is not running.");
2456 			RegCloseKey(hk);
2457 			return -1;
2458 		}
2459 
2460 		ret = RegOpenKeyEx(hk, keyname, 0, 0, &hk2);
2461 		if (ret != ERROR_SUCCESS) {
2462 			wpa_printf(MSG_DEBUG, "NDIS: RegOpenKeyEx(active dev) "
2463 				   "failed: %d %d",
2464 				   (int) ret, (int) GetLastError());
2465 			continue;
2466 		}
2467 
2468 		len = sizeof(devname);
2469 		ret = RegQueryValueEx(hk2, DEVLOAD_DEVKEY_VALNAME, NULL, NULL,
2470 				      (LPBYTE) devname, &len);
2471 		if (ret != ERROR_SUCCESS) {
2472 			wpa_printf(MSG_DEBUG, "NDIS: RegQueryValueEx("
2473 				   "DEVKEY_VALNAME) failed: %d %d",
2474 				   (int) ret, (int) GetLastError());
2475 			RegCloseKey(hk2);
2476 			continue;
2477 		}
2478 
2479 		if (_tcscmp(devname, WZC_DRIVER) == 0)
2480 			break;
2481 
2482 		RegCloseKey(hk2);
2483 	}
2484 
2485 	RegCloseKey(hk);
2486 
2487 	/* Found WZC - get handle to it. */
2488 	len = sizeof(hnd);
2489 	ret = RegQueryValueEx(hk2, DEVLOAD_HANDLE_VALNAME, NULL, NULL,
2490 			      (PUCHAR) &hnd, &len);
2491 	if (ret != ERROR_SUCCESS) {
2492 		wpa_printf(MSG_DEBUG, "NDIS: RegQueryValueEx(HANDLE_VALNAME) "
2493 			   "failed: %d %d", (int) ret, (int) GetLastError());
2494 		RegCloseKey(hk2);
2495 		return -1;
2496 	}
2497 
2498 	RegCloseKey(hk2);
2499 
2500 	/* Deactivate WZC */
2501 	if (!DeactivateDevice((HANDLE) hnd)) {
2502 		wpa_printf(MSG_DEBUG, "NDIS: DeactivateDevice failed: %d",
2503 			   (int) GetLastError());
2504 		return -1;
2505 	}
2506 
2507 	wpa_printf(MSG_DEBUG, "NDIS: Disabled WZC temporarily");
2508 	drv->wzc_disabled = 1;
2509 	return wpa_driver_ndis_rebind_adapter(drv);
2510 
2511 #else /* _WIN32_WCE */
2512 
2513 	HMODULE hm;
2514 	DWORD (WINAPI *wzc_enum_interf)(LPWSTR pSrvAddr,
2515 					PINTFS_KEY_TABLE pIntfs);
2516 	DWORD (WINAPI *wzc_query_interf)(LPWSTR pSrvAddr, DWORD dwInFlags,
2517 					 PINTF_ENTRY pIntf,
2518 					 LPDWORD pdwOutFlags);
2519 	DWORD (WINAPI *wzc_set_interf)(LPWSTR pSrvAddr, DWORD dwInFlags,
2520 				       PINTF_ENTRY pIntf, LPDWORD pdwOutFlags);
2521 	int ret = -1, j;
2522 	DWORD res;
2523 	INTFS_KEY_TABLE guids;
2524 	INTF_ENTRY intf;
2525 	char guid[128];
2526 	WCHAR *pos;
2527 	DWORD flags, i;
2528 
2529 	hm = LoadLibrary(TEXT("wzcsapi.dll"));
2530 	if (hm == NULL) {
2531 		wpa_printf(MSG_DEBUG, "NDIS: Failed to load wzcsapi.dll (%u) "
2532 			   "- WZC probably not running",
2533 			   (unsigned int) GetLastError());
2534 		return -1;
2535 	}
2536 
2537 #ifdef _WIN32_WCE
2538 	wzc_enum_interf = (void *) GetProcAddressA(hm, "WZCEnumInterfaces");
2539 	wzc_query_interf = (void *) GetProcAddressA(hm, "WZCQueryInterface");
2540 	wzc_set_interf = (void *) GetProcAddressA(hm, "WZCSetInterface");
2541 #else /* _WIN32_WCE */
2542 	wzc_enum_interf = (void *) GetProcAddress(hm, "WZCEnumInterfaces");
2543 	wzc_query_interf = (void *) GetProcAddress(hm, "WZCQueryInterface");
2544 	wzc_set_interf = (void *) GetProcAddress(hm, "WZCSetInterface");
2545 #endif /* _WIN32_WCE */
2546 
2547 	if (wzc_enum_interf == NULL || wzc_query_interf == NULL ||
2548 	    wzc_set_interf == NULL) {
2549 		wpa_printf(MSG_DEBUG, "NDIS: WZCEnumInterfaces, "
2550 			   "WZCQueryInterface, or WZCSetInterface not found "
2551 			   "in wzcsapi.dll");
2552 		goto fail;
2553 	}
2554 
2555 	os_memset(&guids, 0, sizeof(guids));
2556 	res = wzc_enum_interf(NULL, &guids);
2557 	if (res != 0) {
2558 		wpa_printf(MSG_DEBUG, "NDIS: WZCEnumInterfaces failed: %d; "
2559 			   "WZC service is apparently not running",
2560 			   (int) res);
2561 		goto fail;
2562 	}
2563 
2564 	wpa_printf(MSG_DEBUG, "NDIS: WZCEnumInterfaces: %d interfaces",
2565 		   (int) guids.dwNumIntfs);
2566 
2567 	for (i = 0; i < guids.dwNumIntfs; i++) {
2568 		pos = guids.pIntfs[i].wszGuid;
2569 		for (j = 0; j < sizeof(guid); j++) {
2570 			guid[j] = (char) *pos;
2571 			if (*pos == 0)
2572 				break;
2573 			pos++;
2574 		}
2575 		guid[sizeof(guid) - 1] = '\0';
2576 		wpa_printf(MSG_DEBUG, "NDIS: intfs %d GUID '%s'",
2577 			   (int) i, guid);
2578 		if (os_strstr(drv->ifname, guid) == NULL)
2579 			continue;
2580 
2581 		wpa_printf(MSG_DEBUG, "NDIS: Current interface found from "
2582 			   "WZC");
2583 		break;
2584 	}
2585 
2586 	if (i >= guids.dwNumIntfs) {
2587 		wpa_printf(MSG_DEBUG, "NDIS: Current interface not found from "
2588 			   "WZC");
2589 		goto fail;
2590 	}
2591 
2592 	os_memset(&intf, 0, sizeof(intf));
2593 	intf.wszGuid = guids.pIntfs[i].wszGuid;
2594 	/* Set flags to verify that the structure has not changed. */
2595 	intf.dwCtlFlags = -1;
2596 	flags = 0;
2597 	res = wzc_query_interf(NULL, INTFCTL_ENABLED, &intf, &flags);
2598 	if (res != 0) {
2599 		wpa_printf(MSG_DEBUG, "NDIS: Could not query flags for the "
2600 			   "WZC interface: %d (0x%x)",
2601 			   (int) res, (int) res);
2602 		wpa_printf(MSG_DEBUG, "NDIS: GetLastError: %u",
2603 			   (unsigned int) GetLastError());
2604 		goto fail;
2605 	}
2606 
2607 	wpa_printf(MSG_DEBUG, "NDIS: WZC interface flags 0x%x dwCtlFlags 0x%x",
2608 		   (int) flags, (int) intf.dwCtlFlags);
2609 
2610 	if (intf.dwCtlFlags == -1) {
2611 		wpa_printf(MSG_DEBUG, "NDIS: Looks like wzcsapi has changed "
2612 			   "again - could not disable WZC");
2613 		wpa_hexdump(MSG_MSGDUMP, "NDIS: intf",
2614 			    (u8 *) &intf, sizeof(intf));
2615 		goto fail;
2616 	}
2617 
2618 	if (enable) {
2619 		if (!(intf.dwCtlFlags & INTFCTL_ENABLED)) {
2620 			wpa_printf(MSG_DEBUG, "NDIS: Enabling WZC for this "
2621 				   "interface");
2622 			intf.dwCtlFlags |= INTFCTL_ENABLED;
2623 			res = wzc_set_interf(NULL, INTFCTL_ENABLED, &intf,
2624 					     &flags);
2625 			if (res != 0) {
2626 				wpa_printf(MSG_DEBUG, "NDIS: Failed to enable "
2627 					   "WZC: %d (0x%x)",
2628 					   (int) res, (int) res);
2629 				wpa_printf(MSG_DEBUG, "NDIS: GetLastError: %u",
2630 					   (unsigned int) GetLastError());
2631 				goto fail;
2632 			}
2633 			wpa_printf(MSG_DEBUG, "NDIS: Re-enabled WZC for this "
2634 				   "interface");
2635 			drv->wzc_disabled = 0;
2636 		}
2637 	} else {
2638 		if (intf.dwCtlFlags & INTFCTL_ENABLED) {
2639 			wpa_printf(MSG_DEBUG, "NDIS: Disabling WZC for this "
2640 				   "interface");
2641 			intf.dwCtlFlags &= ~INTFCTL_ENABLED;
2642 			res = wzc_set_interf(NULL, INTFCTL_ENABLED, &intf,
2643 					     &flags);
2644 			if (res != 0) {
2645 				wpa_printf(MSG_DEBUG, "NDIS: Failed to "
2646 					   "disable WZC: %d (0x%x)",
2647 					   (int) res, (int) res);
2648 				wpa_printf(MSG_DEBUG, "NDIS: GetLastError: %u",
2649 					   (unsigned int) GetLastError());
2650 				goto fail;
2651 			}
2652 			wpa_printf(MSG_DEBUG, "NDIS: Disabled WZC temporarily "
2653 				   "for this interface");
2654 			drv->wzc_disabled = 1;
2655 		} else {
2656 			wpa_printf(MSG_DEBUG, "NDIS: WZC was not enabled for "
2657 				   "this interface");
2658 		}
2659 	}
2660 
2661 	ret = 0;
2662 
2663 fail:
2664 	FreeLibrary(hm);
2665 
2666 	return ret;
2667 #endif /* _WIN32_WCE */
2668 }
2669 
2670 #else /* CONFIG_NATIVE_WINDOWS || __CYGWIN__ */
2671 
wpa_driver_ndis_set_wzc(struct wpa_driver_ndis_data * drv,int enable)2672 static int wpa_driver_ndis_set_wzc(struct wpa_driver_ndis_data *drv,
2673 				   int enable)
2674 {
2675 	return 0;
2676 }
2677 
2678 #endif /* CONFIG_NATIVE_WINDOWS || __CYGWIN__ */
2679 
2680 
2681 #ifdef CONFIG_USE_NDISUIO
2682 /*
2683  * l2_packet_ndis.c is sharing the same handle to NDISUIO, so we must be able
2684  * to export this handle. This is somewhat ugly, but there is no better
2685  * mechanism available to pass data from driver interface to l2_packet wrapper.
2686  */
2687 static HANDLE driver_ndis_ndisuio_handle = INVALID_HANDLE_VALUE;
2688 
driver_ndis_get_ndisuio_handle(void)2689 HANDLE driver_ndis_get_ndisuio_handle(void)
2690 {
2691 	return driver_ndis_ndisuio_handle;
2692 }
2693 #endif /* CONFIG_USE_NDISUIO */
2694 
2695 
wpa_driver_ndis_adapter_init(struct wpa_driver_ndis_data * drv)2696 static int wpa_driver_ndis_adapter_init(struct wpa_driver_ndis_data *drv)
2697 {
2698 #ifdef CONFIG_USE_NDISUIO
2699 #ifndef _WIN32_WCE
2700 #define NDISUIO_DEVICE_NAME TEXT("\\\\.\\\\Ndisuio")
2701 	DWORD written;
2702 #endif /* _WIN32_WCE */
2703 	drv->ndisuio = CreateFile(NDISUIO_DEVICE_NAME,
2704 				  GENERIC_READ | GENERIC_WRITE, 0, NULL,
2705 				  OPEN_EXISTING,
2706 				  FILE_ATTRIBUTE_NORMAL | FILE_FLAG_OVERLAPPED,
2707 				  INVALID_HANDLE_VALUE);
2708 	if (drv->ndisuio == INVALID_HANDLE_VALUE) {
2709 		wpa_printf(MSG_ERROR, "NDIS: Failed to open connection to "
2710 			   "NDISUIO: %d", (int) GetLastError());
2711 		return -1;
2712 	}
2713 	driver_ndis_ndisuio_handle = drv->ndisuio;
2714 
2715 #ifndef _WIN32_WCE
2716 	if (!DeviceIoControl(drv->ndisuio, IOCTL_NDISUIO_BIND_WAIT, NULL, 0,
2717 			     NULL, 0, &written, NULL)) {
2718 		wpa_printf(MSG_ERROR, "NDIS: IOCTL_NDISUIO_BIND_WAIT failed: "
2719 			   "%d", (int) GetLastError());
2720 		CloseHandle(drv->ndisuio);
2721 		drv->ndisuio = INVALID_HANDLE_VALUE;
2722 		return -1;
2723 	}
2724 #endif /* _WIN32_WCE */
2725 
2726 	return 0;
2727 #else /* CONFIG_USE_NDISUIO */
2728 	return 0;
2729 #endif /* CONFIG_USE_NDISUIO */
2730 }
2731 
2732 
wpa_driver_ndis_adapter_open(struct wpa_driver_ndis_data * drv)2733 static int wpa_driver_ndis_adapter_open(struct wpa_driver_ndis_data *drv)
2734 {
2735 #ifdef CONFIG_USE_NDISUIO
2736 	DWORD written;
2737 #define MAX_NDIS_DEVICE_NAME_LEN 256
2738 	WCHAR ifname[MAX_NDIS_DEVICE_NAME_LEN];
2739 	size_t len, i, pos;
2740 	const char *prefix = "\\DEVICE\\";
2741 
2742 #ifdef _WIN32_WCE
2743 	pos = 0;
2744 #else /* _WIN32_WCE */
2745 	pos = 8;
2746 #endif /* _WIN32_WCE */
2747 	len = pos + os_strlen(drv->ifname);
2748 	if (len >= MAX_NDIS_DEVICE_NAME_LEN)
2749 		return -1;
2750 	for (i = 0; i < pos; i++)
2751 		ifname[i] = (WCHAR) prefix[i];
2752 	for (i = pos; i < len; i++)
2753 		ifname[i] = (WCHAR) drv->ifname[i - pos];
2754 	ifname[i] = L'\0';
2755 
2756 	if (!DeviceIoControl(drv->ndisuio, IOCTL_NDISUIO_OPEN_DEVICE,
2757 			     ifname, len * sizeof(WCHAR), NULL, 0, &written,
2758 			     NULL)) {
2759 		wpa_printf(MSG_ERROR, "NDIS: IOCTL_NDISUIO_OPEN_DEVICE "
2760 			   "failed: %d", (int) GetLastError());
2761 		wpa_hexdump_ascii(MSG_DEBUG, "NDIS: ifname",
2762 				  (const u8 *) ifname, len * sizeof(WCHAR));
2763 		CloseHandle(drv->ndisuio);
2764 		drv->ndisuio = INVALID_HANDLE_VALUE;
2765 		return -1;
2766 	}
2767 
2768 	wpa_printf(MSG_DEBUG, "NDIS: Opened NDISUIO device successfully");
2769 
2770 	return 0;
2771 #else /* CONFIG_USE_NDISUIO */
2772 	char ifname[128];
2773 	os_snprintf(ifname, sizeof(ifname), "\\Device\\NPF_%s", drv->ifname);
2774 	drv->adapter = PacketOpenAdapter(ifname);
2775 	if (drv->adapter == NULL) {
2776 		wpa_printf(MSG_DEBUG, "NDIS: PacketOpenAdapter failed for "
2777 			   "'%s'", ifname);
2778 		return -1;
2779 	}
2780 	return 0;
2781 #endif /* CONFIG_USE_NDISUIO */
2782 }
2783 
2784 
wpa_driver_ndis_adapter_close(struct wpa_driver_ndis_data * drv)2785 static void wpa_driver_ndis_adapter_close(struct wpa_driver_ndis_data *drv)
2786 {
2787 #ifdef CONFIG_USE_NDISUIO
2788 	driver_ndis_ndisuio_handle = INVALID_HANDLE_VALUE;
2789 	if (drv->ndisuio != INVALID_HANDLE_VALUE)
2790 		CloseHandle(drv->ndisuio);
2791 #else /* CONFIG_USE_NDISUIO */
2792 	if (drv->adapter)
2793 		PacketCloseAdapter(drv->adapter);
2794 #endif /* CONFIG_USE_NDISUIO */
2795 }
2796 
2797 
ndis_add_multicast(struct wpa_driver_ndis_data * drv)2798 static int ndis_add_multicast(struct wpa_driver_ndis_data *drv)
2799 {
2800 	if (ndis_set_oid(drv, OID_802_3_MULTICAST_LIST,
2801 			 (const char *) pae_group_addr, ETH_ALEN) < 0) {
2802 		wpa_printf(MSG_DEBUG, "NDIS: Failed to add PAE group address "
2803 			   "to the multicast list");
2804 		return -1;
2805 	}
2806 
2807 	return 0;
2808 }
2809 
2810 
wpa_driver_ndis_init(void * ctx,const char * ifname)2811 static void * wpa_driver_ndis_init(void *ctx, const char *ifname)
2812 {
2813 	struct wpa_driver_ndis_data *drv;
2814 	u32 mode;
2815 	int i;
2816 
2817 	drv = os_zalloc(sizeof(*drv));
2818 	if (drv == NULL)
2819 		return NULL;
2820 	drv->ctx = ctx;
2821 	/*
2822 	 * Compatibility code to strip possible prefix from the GUID. Previous
2823 	 * versions include \Device\NPF_ prefix for all names, but the internal
2824 	 * interface name is now only the GUI. Both Packet32 and NDISUIO
2825 	 * prefixes are supported.
2826 	 */
2827 	if (os_strncmp(ifname, "\\Device\\NPF_", 12) == 0)
2828 		ifname += 12;
2829 	else if (os_strncmp(ifname, "\\DEVICE\\", 8) == 0)
2830 		ifname += 8;
2831 	os_strlcpy(drv->ifname, ifname, sizeof(drv->ifname));
2832 
2833 	if (wpa_driver_ndis_adapter_init(drv) < 0) {
2834 		os_free(drv);
2835 		return NULL;
2836 	}
2837 
2838 	if (wpa_driver_ndis_get_names(drv) < 0) {
2839 		wpa_driver_ndis_adapter_close(drv);
2840 		os_free(drv);
2841 		return NULL;
2842 	}
2843 
2844 	wpa_driver_ndis_set_wzc(drv, 0);
2845 
2846 	if (wpa_driver_ndis_adapter_open(drv) < 0) {
2847 		wpa_driver_ndis_adapter_close(drv);
2848 		os_free(drv);
2849 		return NULL;
2850 	}
2851 
2852 	if (ndis_get_oid(drv, OID_802_3_CURRENT_ADDRESS,
2853 			 (char *) drv->own_addr, ETH_ALEN) < 0) {
2854 		wpa_printf(MSG_DEBUG, "NDIS: Get OID_802_3_CURRENT_ADDRESS "
2855 			   "failed");
2856 		wpa_driver_ndis_adapter_close(drv);
2857 		os_free(drv);
2858 		return NULL;
2859 	}
2860 	wpa_driver_ndis_get_capability(drv);
2861 
2862 	/* Update per interface supported AKMs */
2863 	for (i = 0; i < WPA_IF_MAX; i++)
2864 		drv->capa.key_mgmt_iftype[i] = drv->capa.key_mgmt;
2865 
2866 
2867 	/* Make sure that the driver does not have any obsolete PMKID entries.
2868 	 */
2869 	wpa_driver_ndis_flush_pmkid(drv);
2870 
2871 	/*
2872 	 * Disconnect to make sure that driver re-associates if it was
2873 	 * connected.
2874 	 */
2875 	wpa_driver_ndis_disconnect(drv);
2876 
2877 	eloop_register_timeout(1, 0, wpa_driver_ndis_poll_timeout, drv, NULL);
2878 
2879 #ifdef CONFIG_NDIS_EVENTS_INTEGRATED
2880 	drv->events = ndis_events_init(&drv->events_pipe, &drv->event_avail,
2881 				       drv->ifname, drv->adapter_desc);
2882 	if (drv->events == NULL) {
2883 		wpa_driver_ndis_deinit(drv);
2884 		return NULL;
2885 	}
2886 	eloop_register_event(drv->event_avail, sizeof(drv->event_avail),
2887 			     wpa_driver_ndis_event_pipe_cb, drv, NULL);
2888 #endif /* CONFIG_NDIS_EVENTS_INTEGRATED */
2889 
2890 #ifdef _WIN32_WCE
2891 	if (ndisuio_notification_init(drv) < 0) {
2892 		wpa_driver_ndis_deinit(drv);
2893 		return NULL;
2894 	}
2895 #endif /* _WIN32_WCE */
2896 
2897 	/* Set mode here in case card was configured for ad-hoc mode
2898 	 * previously. */
2899 	mode = Ndis802_11Infrastructure;
2900 	if (ndis_set_oid(drv, OID_802_11_INFRASTRUCTURE_MODE,
2901 			 (char *) &mode, sizeof(mode)) < 0) {
2902 		char buf[8];
2903 		int res;
2904 		wpa_printf(MSG_DEBUG, "NDIS: Failed to set "
2905 			   "OID_802_11_INFRASTRUCTURE_MODE (%d)",
2906 			   (int) mode);
2907 		/* Try to continue anyway */
2908 
2909 		res = ndis_get_oid(drv, OID_DOT11_CURRENT_OPERATION_MODE, buf,
2910 				   sizeof(buf));
2911 		if (res > 0) {
2912 			wpa_printf(MSG_INFO, "NDIS: The driver seems to use "
2913 				   "Native 802.11 OIDs. These are not yet "
2914 				   "fully supported.");
2915 			drv->native80211 = 1;
2916 		} else if (!drv->has_capability || drv->capa.enc == 0) {
2917 			/*
2918 			 * Note: This will also happen with NDIS 6 drivers with
2919 			 * Vista.
2920 			 */
2921 			wpa_printf(MSG_DEBUG, "NDIS: Driver did not provide "
2922 				   "any wireless capabilities - assume it is "
2923 				   "a wired interface");
2924 			drv->wired = 1;
2925 			drv->capa.flags |= WPA_DRIVER_FLAGS_WIRED;
2926 			drv->has_capability = 1;
2927 			ndis_add_multicast(drv);
2928 		}
2929 	}
2930 
2931 	return drv;
2932 }
2933 
2934 
wpa_driver_ndis_deinit(void * priv)2935 static void wpa_driver_ndis_deinit(void *priv)
2936 {
2937 	struct wpa_driver_ndis_data *drv = priv;
2938 
2939 #ifdef CONFIG_NDIS_EVENTS_INTEGRATED
2940 	if (drv->events) {
2941 		eloop_unregister_event(drv->event_avail,
2942 				       sizeof(drv->event_avail));
2943 		ndis_events_deinit(drv->events);
2944 	}
2945 #endif /* CONFIG_NDIS_EVENTS_INTEGRATED */
2946 
2947 #ifdef _WIN32_WCE
2948 	ndisuio_notification_deinit(drv);
2949 #endif /* _WIN32_WCE */
2950 
2951 	eloop_cancel_timeout(wpa_driver_ndis_scan_timeout, drv, drv->ctx);
2952 	eloop_cancel_timeout(wpa_driver_ndis_poll_timeout, drv, NULL);
2953 	wpa_driver_ndis_flush_pmkid(drv);
2954 	wpa_driver_ndis_disconnect(drv);
2955 	if (wpa_driver_ndis_radio_off(drv) < 0) {
2956 		wpa_printf(MSG_DEBUG, "NDIS: failed to disassociate and turn "
2957 			   "radio off");
2958 	}
2959 
2960 	wpa_driver_ndis_adapter_close(drv);
2961 
2962 	if (drv->wzc_disabled)
2963 		wpa_driver_ndis_set_wzc(drv, 1);
2964 
2965 #ifdef _WIN32_WCE
2966 	os_free(drv->adapter_name);
2967 #endif /* _WIN32_WCE */
2968 	os_free(drv->adapter_desc);
2969 	os_free(drv);
2970 }
2971 
2972 
2973 static struct wpa_interface_info *
wpa_driver_ndis_get_interfaces(void * global_priv)2974 wpa_driver_ndis_get_interfaces(void *global_priv)
2975 {
2976 	struct wpa_interface_info *iface = NULL, *niface;
2977 
2978 #ifdef CONFIG_USE_NDISUIO
2979 	NDISUIO_QUERY_BINDING *b;
2980 	size_t blen = sizeof(*b) + 1024;
2981 	int i, error;
2982 	DWORD written;
2983 	char name[256], desc[256];
2984 	WCHAR *pos;
2985 	size_t j, len;
2986 	HANDLE ndisuio;
2987 
2988 	ndisuio = CreateFile(NDISUIO_DEVICE_NAME,
2989 			     GENERIC_READ | GENERIC_WRITE, 0, NULL,
2990 			     OPEN_EXISTING,
2991 			     FILE_ATTRIBUTE_NORMAL | FILE_FLAG_OVERLAPPED,
2992 			     INVALID_HANDLE_VALUE);
2993 	if (ndisuio == INVALID_HANDLE_VALUE) {
2994 		wpa_printf(MSG_ERROR, "NDIS: Failed to open connection to "
2995 			   "NDISUIO: %d", (int) GetLastError());
2996 		return NULL;
2997 	}
2998 
2999 #ifndef _WIN32_WCE
3000 	if (!DeviceIoControl(ndisuio, IOCTL_NDISUIO_BIND_WAIT, NULL, 0,
3001 			     NULL, 0, &written, NULL)) {
3002 		wpa_printf(MSG_ERROR, "NDIS: IOCTL_NDISUIO_BIND_WAIT failed: "
3003 			   "%d", (int) GetLastError());
3004 		CloseHandle(ndisuio);
3005 		return NULL;
3006 	}
3007 #endif /* _WIN32_WCE */
3008 
3009 	b = os_malloc(blen);
3010 	if (b == NULL) {
3011 		CloseHandle(ndisuio);
3012 		return NULL;
3013 	}
3014 
3015 	for (i = 0; ; i++) {
3016 		os_memset(b, 0, blen);
3017 		b->BindingIndex = i;
3018 		if (!DeviceIoControl(ndisuio, IOCTL_NDISUIO_QUERY_BINDING,
3019 				     b, sizeof(NDISUIO_QUERY_BINDING), b, blen,
3020 				     &written, NULL)) {
3021 			error = (int) GetLastError();
3022 			if (error == ERROR_NO_MORE_ITEMS)
3023 				break;
3024 			wpa_printf(MSG_DEBUG, "IOCTL_NDISUIO_QUERY_BINDING "
3025 				   "failed: %d", error);
3026 			break;
3027 		}
3028 
3029 		pos = (WCHAR *) ((char *) b + b->DeviceNameOffset);
3030 		len = b->DeviceNameLength;
3031 		if (len >= sizeof(name))
3032 			len = sizeof(name) - 1;
3033 		for (j = 0; j < len; j++)
3034 			name[j] = (char) pos[j];
3035 		name[len] = '\0';
3036 
3037 		pos = (WCHAR *) ((char *) b + b->DeviceDescrOffset);
3038 		len = b->DeviceDescrLength;
3039 		if (len >= sizeof(desc))
3040 			len = sizeof(desc) - 1;
3041 		for (j = 0; j < len; j++)
3042 			desc[j] = (char) pos[j];
3043 		desc[len] = '\0';
3044 
3045 		wpa_printf(MSG_DEBUG, "NDIS: %d - %s - %s", i, name, desc);
3046 
3047 		niface = os_zalloc(sizeof(*niface));
3048 		if (niface == NULL)
3049 			break;
3050 		niface->drv_name = "ndis";
3051 		if (os_strncmp(name, "\\DEVICE\\", 8) == 0)
3052 			niface->ifname = os_strdup(name + 8);
3053 		else
3054 			niface->ifname = os_strdup(name);
3055 		if (niface->ifname == NULL) {
3056 			os_free(niface);
3057 			break;
3058 		}
3059 		niface->desc = os_strdup(desc);
3060 		niface->next = iface;
3061 		iface = niface;
3062 	}
3063 
3064 	os_free(b);
3065 	CloseHandle(ndisuio);
3066 #else /* CONFIG_USE_NDISUIO */
3067 	PTSTR _names;
3068 	char *names, *pos, *pos2;
3069 	ULONG len;
3070 	BOOLEAN res;
3071 	char *name[MAX_ADAPTERS];
3072 	char *desc[MAX_ADAPTERS];
3073 	int num_name, num_desc, i;
3074 
3075 	wpa_printf(MSG_DEBUG, "NDIS: Packet.dll version: %s",
3076 		   PacketGetVersion());
3077 
3078 	len = 8192;
3079 	_names = os_zalloc(len);
3080 	if (_names == NULL)
3081 		return NULL;
3082 
3083 	res = PacketGetAdapterNames(_names, &len);
3084 	if (!res && len > 8192) {
3085 		os_free(_names);
3086 		_names = os_zalloc(len);
3087 		if (_names == NULL)
3088 			return NULL;
3089 		res = PacketGetAdapterNames(_names, &len);
3090 	}
3091 
3092 	if (!res) {
3093 		wpa_printf(MSG_ERROR, "NDIS: Failed to get adapter list "
3094 			   "(PacketGetAdapterNames)");
3095 		os_free(_names);
3096 		return NULL;
3097 	}
3098 
3099 	names = (char *) _names;
3100 	if (names[0] && names[1] == '\0' && names[2] && names[3] == '\0') {
3101 		wpa_printf(MSG_DEBUG, "NDIS: Looks like adapter names are in "
3102 			   "UNICODE");
3103 		/* Convert to ASCII */
3104 		pos2 = pos = names;
3105 		while (pos2 < names + len) {
3106 			if (pos2[0] == '\0' && pos2[1] == '\0' &&
3107 			    pos2[2] == '\0' && pos2[3] == '\0') {
3108 				pos2 += 4;
3109 				break;
3110 			}
3111 			*pos++ = pos2[0];
3112 			pos2 += 2;
3113 		}
3114 		os_memcpy(pos + 2, names, pos - names);
3115 		pos += 2;
3116 	} else
3117 		pos = names;
3118 
3119 	num_name = 0;
3120 	while (pos < names + len) {
3121 		name[num_name] = pos;
3122 		while (*pos && pos < names + len)
3123 			pos++;
3124 		if (pos + 1 >= names + len) {
3125 			os_free(names);
3126 			return NULL;
3127 		}
3128 		pos++;
3129 		num_name++;
3130 		if (num_name >= MAX_ADAPTERS) {
3131 			wpa_printf(MSG_DEBUG, "NDIS: Too many adapters");
3132 			os_free(names);
3133 			return NULL;
3134 		}
3135 		if (*pos == '\0') {
3136 			wpa_printf(MSG_DEBUG, "NDIS: %d adapter names found",
3137 				   num_name);
3138 			pos++;
3139 			break;
3140 		}
3141 	}
3142 
3143 	num_desc = 0;
3144 	while (pos < names + len) {
3145 		desc[num_desc] = pos;
3146 		while (*pos && pos < names + len)
3147 			pos++;
3148 		if (pos + 1 >= names + len) {
3149 			os_free(names);
3150 			return NULL;
3151 		}
3152 		pos++;
3153 		num_desc++;
3154 		if (num_desc >= MAX_ADAPTERS) {
3155 			wpa_printf(MSG_DEBUG, "NDIS: Too many adapter "
3156 				   "descriptions");
3157 			os_free(names);
3158 			return NULL;
3159 		}
3160 		if (*pos == '\0') {
3161 			wpa_printf(MSG_DEBUG, "NDIS: %d adapter descriptions "
3162 				   "found", num_name);
3163 			pos++;
3164 			break;
3165 		}
3166 	}
3167 
3168 	/*
3169 	 * Windows 98 with Packet.dll 3.0 alpha3 does not include adapter
3170 	 * descriptions. Fill in stub descriptors to work around this.
3171 	 */
3172 	while (num_desc < num_name)
3173 		desc[num_desc++] = "stub description";
3174 
3175 	if (num_name != num_desc) {
3176 		wpa_printf(MSG_DEBUG, "NDIS: mismatch in adapter name and "
3177 			   "description counts (%d != %d)",
3178 			   num_name, num_desc);
3179 		os_free(names);
3180 		return NULL;
3181 	}
3182 
3183 	for (i = 0; i < num_name; i++) {
3184 		niface = os_zalloc(sizeof(*niface));
3185 		if (niface == NULL)
3186 			break;
3187 		niface->drv_name = "ndis";
3188 		if (os_strncmp(name[i], "\\Device\\NPF_", 12) == 0)
3189 			niface->ifname = os_strdup(name[i] + 12);
3190 		else
3191 			niface->ifname = os_strdup(name[i]);
3192 		if (niface->ifname == NULL) {
3193 			os_free(niface);
3194 			break;
3195 		}
3196 		niface->desc = os_strdup(desc[i]);
3197 		niface->next = iface;
3198 		iface = niface;
3199 	}
3200 
3201 #endif /* CONFIG_USE_NDISUIO */
3202 
3203 	return iface;
3204 }
3205 
3206 
3207 static const char *ndis_drv_name = "ndis";
3208 static const char *ndis_drv_desc = "Windows NDIS driver";
3209 
3210 struct wpa_driver_ops wpa_driver_ndis_ops;
3211 
driver_ndis_init_ops(void)3212 void driver_ndis_init_ops(void)
3213 {
3214 	os_memset(&wpa_driver_ndis_ops, 0, sizeof(wpa_driver_ndis_ops));
3215 	wpa_driver_ndis_ops.name = ndis_drv_name;
3216 	wpa_driver_ndis_ops.desc = ndis_drv_desc;
3217 	wpa_driver_ndis_ops.get_bssid = wpa_driver_ndis_get_bssid;
3218 	wpa_driver_ndis_ops.get_ssid = wpa_driver_ndis_get_ssid;
3219 	wpa_driver_ndis_ops.set_key = wpa_driver_ndis_set_key_wrapper;
3220 	wpa_driver_ndis_ops.init = wpa_driver_ndis_init;
3221 	wpa_driver_ndis_ops.deinit = wpa_driver_ndis_deinit;
3222 	wpa_driver_ndis_ops.deauthenticate = wpa_driver_ndis_deauthenticate;
3223 	wpa_driver_ndis_ops.associate = wpa_driver_ndis_associate;
3224 	wpa_driver_ndis_ops.add_pmkid = wpa_driver_ndis_add_pmkid;
3225 	wpa_driver_ndis_ops.remove_pmkid = wpa_driver_ndis_remove_pmkid;
3226 	wpa_driver_ndis_ops.flush_pmkid = wpa_driver_ndis_flush_pmkid;
3227 	wpa_driver_ndis_ops.get_capa = wpa_driver_ndis_get_capa;
3228 	wpa_driver_ndis_ops.poll = wpa_driver_ndis_poll;
3229 	wpa_driver_ndis_ops.get_ifname = wpa_driver_ndis_get_ifname;
3230 	wpa_driver_ndis_ops.get_mac_addr = wpa_driver_ndis_get_mac_addr;
3231 	wpa_driver_ndis_ops.get_scan_results2 =
3232 		wpa_driver_ndis_get_scan_results;
3233 	wpa_driver_ndis_ops.get_interfaces = wpa_driver_ndis_get_interfaces;
3234 	wpa_driver_ndis_ops.scan2 = wpa_driver_ndis_scan;
3235 }
3236