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 (%lu) 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 (%lu)",
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 (%lu) 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=%lu)", 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=%lu)", 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: %lu: " 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: %lu - 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 = os_malloc(dlen + 1);
2125 if (drv->adapter_desc) {
2126 os_memcpy(drv->adapter_desc, desc, dlen);
2127 drv->adapter_desc[dlen] = '\0';
2128 }
2129 os_free(b);
2130 if (drv->adapter_desc == NULL)
2131 return -1;
2132
2133 wpa_printf(MSG_DEBUG, "NDIS: Adapter description prefix '%s'",
2134 drv->adapter_desc);
2135
2136 return 0;
2137 #else /* CONFIG_USE_NDISUIO */
2138 PTSTR _names;
2139 char *names, *pos, *pos2;
2140 ULONG len;
2141 BOOLEAN res;
2142 #define MAX_ADAPTERS 32
2143 char *name[MAX_ADAPTERS];
2144 char *desc[MAX_ADAPTERS];
2145 int num_name, num_desc, i, found_name, found_desc;
2146 size_t dlen;
2147
2148 wpa_printf(MSG_DEBUG, "NDIS: Packet.dll version: %s",
2149 PacketGetVersion());
2150
2151 len = 8192;
2152 _names = os_zalloc(len);
2153 if (_names == NULL)
2154 return -1;
2155
2156 res = PacketGetAdapterNames(_names, &len);
2157 if (!res && len > 8192) {
2158 os_free(_names);
2159 _names = os_zalloc(len);
2160 if (_names == NULL)
2161 return -1;
2162 res = PacketGetAdapterNames(_names, &len);
2163 }
2164
2165 if (!res) {
2166 wpa_printf(MSG_ERROR, "NDIS: Failed to get adapter list "
2167 "(PacketGetAdapterNames)");
2168 os_free(_names);
2169 return -1;
2170 }
2171
2172 names = (char *) _names;
2173 if (names[0] && names[1] == '\0' && names[2] && names[3] == '\0') {
2174 wpa_printf(MSG_DEBUG, "NDIS: Looks like adapter names are in "
2175 "UNICODE");
2176 /* Convert to ASCII */
2177 pos2 = pos = names;
2178 while (pos2 < names + len) {
2179 if (pos2[0] == '\0' && pos2[1] == '\0' &&
2180 pos2[2] == '\0' && pos2[3] == '\0') {
2181 pos2 += 4;
2182 break;
2183 }
2184 *pos++ = pos2[0];
2185 pos2 += 2;
2186 }
2187 os_memcpy(pos + 2, names, pos - names);
2188 pos += 2;
2189 } else
2190 pos = names;
2191
2192 num_name = 0;
2193 while (pos < names + len) {
2194 name[num_name] = pos;
2195 while (*pos && pos < names + len)
2196 pos++;
2197 if (pos + 1 >= names + len) {
2198 os_free(names);
2199 return -1;
2200 }
2201 pos++;
2202 num_name++;
2203 if (num_name >= MAX_ADAPTERS) {
2204 wpa_printf(MSG_DEBUG, "NDIS: Too many adapters");
2205 os_free(names);
2206 return -1;
2207 }
2208 if (*pos == '\0') {
2209 wpa_printf(MSG_DEBUG, "NDIS: %d adapter names found",
2210 num_name);
2211 pos++;
2212 break;
2213 }
2214 }
2215
2216 num_desc = 0;
2217 while (pos < names + len) {
2218 desc[num_desc] = pos;
2219 while (*pos && pos < names + len)
2220 pos++;
2221 if (pos + 1 >= names + len) {
2222 os_free(names);
2223 return -1;
2224 }
2225 pos++;
2226 num_desc++;
2227 if (num_desc >= MAX_ADAPTERS) {
2228 wpa_printf(MSG_DEBUG, "NDIS: Too many adapter "
2229 "descriptions");
2230 os_free(names);
2231 return -1;
2232 }
2233 if (*pos == '\0') {
2234 wpa_printf(MSG_DEBUG, "NDIS: %d adapter descriptions "
2235 "found", num_name);
2236 pos++;
2237 break;
2238 }
2239 }
2240
2241 /*
2242 * Windows 98 with Packet.dll 3.0 alpha3 does not include adapter
2243 * descriptions. Fill in stub descriptors to work around this.
2244 */
2245 while (num_desc < num_name)
2246 desc[num_desc++] = "stub description";
2247
2248 if (num_name != num_desc) {
2249 wpa_printf(MSG_DEBUG, "NDIS: mismatch in adapter name and "
2250 "description counts (%d != %d)",
2251 num_name, num_desc);
2252 os_free(names);
2253 return -1;
2254 }
2255
2256 found_name = found_desc = -1;
2257 for (i = 0; i < num_name; i++) {
2258 wpa_printf(MSG_DEBUG, "NDIS: %d - %s - %s",
2259 i, name[i], desc[i]);
2260 if (found_name == -1 && os_strstr(name[i], drv->ifname))
2261 found_name = i;
2262 if (found_desc == -1 &&
2263 os_strncmp(desc[i], drv->ifname, os_strlen(drv->ifname)) ==
2264 0)
2265 found_desc = i;
2266 }
2267
2268 if (found_name < 0 && found_desc >= 0) {
2269 wpa_printf(MSG_DEBUG, "NDIS: Matched interface '%s' based on "
2270 "description '%s'",
2271 name[found_desc], desc[found_desc]);
2272 found_name = found_desc;
2273 os_strlcpy(drv->ifname,
2274 os_strncmp(name[found_desc], "\\Device\\NPF_", 12)
2275 == 0 ? name[found_desc] + 12 : name[found_desc],
2276 sizeof(drv->ifname));
2277 }
2278
2279 if (found_name < 0) {
2280 wpa_printf(MSG_DEBUG, "NDIS: Could not find interface '%s'",
2281 drv->ifname);
2282 os_free(names);
2283 return -1;
2284 }
2285
2286 i = found_name;
2287 pos = os_strrchr(desc[i], '(');
2288 if (pos) {
2289 dlen = pos - desc[i];
2290 pos--;
2291 if (pos > desc[i] && *pos == ' ')
2292 dlen--;
2293 } else {
2294 dlen = os_strlen(desc[i]);
2295 }
2296 drv->adapter_desc = os_malloc(dlen + 1);
2297 if (drv->adapter_desc) {
2298 os_memcpy(drv->adapter_desc, desc[i], dlen);
2299 drv->adapter_desc[dlen] = '\0';
2300 }
2301 os_free(names);
2302 if (drv->adapter_desc == NULL)
2303 return -1;
2304
2305 wpa_printf(MSG_DEBUG, "NDIS: Adapter description prefix '%s'",
2306 drv->adapter_desc);
2307
2308 return 0;
2309 #endif /* CONFIG_USE_NDISUIO */
2310 }
2311
2312
2313 #if defined(CONFIG_NATIVE_WINDOWS) || defined(__CYGWIN__)
2314 #ifndef _WIN32_WCE
2315 /*
2316 * These structures are undocumented for WinXP; only WinCE version is
2317 * documented. These would be included wzcsapi.h if it were available. Some
2318 * changes here have been needed to make the structures match with WinXP SP2.
2319 * It is unclear whether these work with any other version.
2320 */
2321
2322 typedef struct {
2323 LPWSTR wszGuid;
2324 } INTF_KEY_ENTRY, *PINTF_KEY_ENTRY;
2325
2326 typedef struct {
2327 DWORD dwNumIntfs;
2328 PINTF_KEY_ENTRY pIntfs;
2329 } INTFS_KEY_TABLE, *PINTFS_KEY_TABLE;
2330
2331 typedef struct {
2332 DWORD dwDataLen;
2333 LPBYTE pData;
2334 } RAW_DATA, *PRAW_DATA;
2335
2336 typedef struct {
2337 LPWSTR wszGuid;
2338 LPWSTR wszDescr;
2339 ULONG ulMediaState;
2340 ULONG ulMediaType;
2341 ULONG ulPhysicalMediaType;
2342 INT nInfraMode;
2343 INT nAuthMode;
2344 INT nWepStatus;
2345 #ifndef _WIN32_WCE
2346 u8 pad[2]; /* why is this needed? */
2347 #endif /* _WIN32_WCE */
2348 DWORD dwCtlFlags;
2349 DWORD dwCapabilities; /* something added for WinXP SP2(?) */
2350 RAW_DATA rdSSID;
2351 RAW_DATA rdBSSID;
2352 RAW_DATA rdBSSIDList;
2353 RAW_DATA rdStSSIDList;
2354 RAW_DATA rdCtrlData;
2355 #ifdef UNDER_CE
2356 BOOL bInitialized;
2357 #endif
2358 DWORD nWPAMCastCipher;
2359 /* add some extra buffer for later additions since this interface is
2360 * far from stable */
2361 u8 later_additions[100];
2362 } INTF_ENTRY, *PINTF_ENTRY;
2363
2364 #define INTF_ALL 0xffffffff
2365 #define INTF_ALL_FLAGS 0x0000ffff
2366 #define INTF_CTLFLAGS 0x00000010
2367 #define INTFCTL_ENABLED 0x8000
2368 #endif /* _WIN32_WCE */
2369
2370
2371 #ifdef _WIN32_WCE
wpa_driver_ndis_rebind_adapter(struct wpa_driver_ndis_data * drv)2372 static int wpa_driver_ndis_rebind_adapter(struct wpa_driver_ndis_data *drv)
2373 {
2374 HANDLE ndis;
2375 TCHAR multi[100];
2376 int len;
2377
2378 len = _tcslen(drv->adapter_name);
2379 if (len > 80)
2380 return -1;
2381
2382 ndis = CreateFile(DD_NDIS_DEVICE_NAME, GENERIC_READ | GENERIC_WRITE,
2383 0, NULL, OPEN_EXISTING, 0, NULL);
2384 if (ndis == INVALID_HANDLE_VALUE) {
2385 wpa_printf(MSG_DEBUG, "NDIS: Failed to open file to NDIS "
2386 "device: %d", (int) GetLastError());
2387 return -1;
2388 }
2389
2390 len++;
2391 memcpy(multi, drv->adapter_name, len * sizeof(TCHAR));
2392 memcpy(&multi[len], TEXT("NDISUIO\0"), 9 * sizeof(TCHAR));
2393 len += 9;
2394
2395 if (!DeviceIoControl(ndis, IOCTL_NDIS_REBIND_ADAPTER,
2396 multi, len * sizeof(TCHAR), NULL, 0, NULL, NULL))
2397 {
2398 wpa_printf(MSG_DEBUG, "NDIS: IOCTL_NDIS_REBIND_ADAPTER "
2399 "failed: 0x%x", (int) GetLastError());
2400 wpa_hexdump_ascii(MSG_DEBUG, "NDIS: rebind multi_sz",
2401 (u8 *) multi, len * sizeof(TCHAR));
2402 CloseHandle(ndis);
2403 return -1;
2404 }
2405
2406 CloseHandle(ndis);
2407
2408 wpa_printf(MSG_DEBUG, "NDIS: Requested NDIS rebind of NDISUIO "
2409 "protocol");
2410
2411 return 0;
2412 }
2413 #endif /* _WIN32_WCE */
2414
2415
wpa_driver_ndis_set_wzc(struct wpa_driver_ndis_data * drv,int enable)2416 static int wpa_driver_ndis_set_wzc(struct wpa_driver_ndis_data *drv,
2417 int enable)
2418 {
2419 #ifdef _WIN32_WCE
2420 HKEY hk, hk2;
2421 LONG ret;
2422 DWORD i, hnd, len;
2423 TCHAR keyname[256], devname[256];
2424
2425 #define WZC_DRIVER TEXT("Drivers\\BuiltIn\\ZeroConfig")
2426
2427 if (enable) {
2428 HANDLE h;
2429 h = ActivateDeviceEx(WZC_DRIVER, NULL, 0, NULL);
2430 if (h == INVALID_HANDLE_VALUE || h == 0) {
2431 wpa_printf(MSG_DEBUG, "NDIS: Failed to re-enable WZC "
2432 "- ActivateDeviceEx failed: %d",
2433 (int) GetLastError());
2434 return -1;
2435 }
2436
2437 wpa_printf(MSG_DEBUG, "NDIS: WZC re-enabled");
2438 return wpa_driver_ndis_rebind_adapter(drv);
2439 }
2440
2441 /*
2442 * Unfortunately, just disabling the WZC for an interface is not enough
2443 * to free NDISUIO for us, so need to disable and unload WZC completely
2444 * for now when using WinCE with NDISUIO. In addition, must request
2445 * NDISUIO protocol to be rebound to the adapter in order to free the
2446 * NDISUIO binding that WZC hold before us.
2447 */
2448
2449 /* Enumerate HKLM\Drivers\Active\* to find a handle to WZC. */
2450 ret = RegOpenKeyEx(HKEY_LOCAL_MACHINE, DEVLOAD_ACTIVE_KEY, 0, 0, &hk);
2451 if (ret != ERROR_SUCCESS) {
2452 wpa_printf(MSG_DEBUG, "NDIS: RegOpenKeyEx(DEVLOAD_ACTIVE_KEY) "
2453 "failed: %d %d", (int) ret, (int) GetLastError());
2454 return -1;
2455 }
2456
2457 for (i = 0; ; i++) {
2458 len = sizeof(keyname);
2459 ret = RegEnumKeyEx(hk, i, keyname, &len, NULL, NULL, NULL,
2460 NULL);
2461 if (ret != ERROR_SUCCESS) {
2462 wpa_printf(MSG_DEBUG, "NDIS: Could not find active "
2463 "WZC - assuming it is not running.");
2464 RegCloseKey(hk);
2465 return -1;
2466 }
2467
2468 ret = RegOpenKeyEx(hk, keyname, 0, 0, &hk2);
2469 if (ret != ERROR_SUCCESS) {
2470 wpa_printf(MSG_DEBUG, "NDIS: RegOpenKeyEx(active dev) "
2471 "failed: %d %d",
2472 (int) ret, (int) GetLastError());
2473 continue;
2474 }
2475
2476 len = sizeof(devname);
2477 ret = RegQueryValueEx(hk2, DEVLOAD_DEVKEY_VALNAME, NULL, NULL,
2478 (LPBYTE) devname, &len);
2479 if (ret != ERROR_SUCCESS) {
2480 wpa_printf(MSG_DEBUG, "NDIS: RegQueryValueEx("
2481 "DEVKEY_VALNAME) failed: %d %d",
2482 (int) ret, (int) GetLastError());
2483 RegCloseKey(hk2);
2484 continue;
2485 }
2486
2487 if (_tcscmp(devname, WZC_DRIVER) == 0)
2488 break;
2489
2490 RegCloseKey(hk2);
2491 }
2492
2493 RegCloseKey(hk);
2494
2495 /* Found WZC - get handle to it. */
2496 len = sizeof(hnd);
2497 ret = RegQueryValueEx(hk2, DEVLOAD_HANDLE_VALNAME, NULL, NULL,
2498 (PUCHAR) &hnd, &len);
2499 if (ret != ERROR_SUCCESS) {
2500 wpa_printf(MSG_DEBUG, "NDIS: RegQueryValueEx(HANDLE_VALNAME) "
2501 "failed: %d %d", (int) ret, (int) GetLastError());
2502 RegCloseKey(hk2);
2503 return -1;
2504 }
2505
2506 RegCloseKey(hk2);
2507
2508 /* Deactivate WZC */
2509 if (!DeactivateDevice((HANDLE) hnd)) {
2510 wpa_printf(MSG_DEBUG, "NDIS: DeactivateDevice failed: %d",
2511 (int) GetLastError());
2512 return -1;
2513 }
2514
2515 wpa_printf(MSG_DEBUG, "NDIS: Disabled WZC temporarily");
2516 drv->wzc_disabled = 1;
2517 return wpa_driver_ndis_rebind_adapter(drv);
2518
2519 #else /* _WIN32_WCE */
2520
2521 HMODULE hm;
2522 DWORD (WINAPI *wzc_enum_interf)(LPWSTR pSrvAddr,
2523 PINTFS_KEY_TABLE pIntfs);
2524 DWORD (WINAPI *wzc_query_interf)(LPWSTR pSrvAddr, DWORD dwInFlags,
2525 PINTF_ENTRY pIntf,
2526 LPDWORD pdwOutFlags);
2527 DWORD (WINAPI *wzc_set_interf)(LPWSTR pSrvAddr, DWORD dwInFlags,
2528 PINTF_ENTRY pIntf, LPDWORD pdwOutFlags);
2529 int ret = -1, j;
2530 DWORD res;
2531 INTFS_KEY_TABLE guids;
2532 INTF_ENTRY intf;
2533 char guid[128];
2534 WCHAR *pos;
2535 DWORD flags, i;
2536
2537 hm = LoadLibrary(TEXT("wzcsapi.dll"));
2538 if (hm == NULL) {
2539 wpa_printf(MSG_DEBUG, "NDIS: Failed to load wzcsapi.dll (%u) "
2540 "- WZC probably not running",
2541 (unsigned int) GetLastError());
2542 return -1;
2543 }
2544
2545 #ifdef _WIN32_WCE
2546 wzc_enum_interf = (void *) GetProcAddressA(hm, "WZCEnumInterfaces");
2547 wzc_query_interf = (void *) GetProcAddressA(hm, "WZCQueryInterface");
2548 wzc_set_interf = (void *) GetProcAddressA(hm, "WZCSetInterface");
2549 #else /* _WIN32_WCE */
2550 wzc_enum_interf = (void *) GetProcAddress(hm, "WZCEnumInterfaces");
2551 wzc_query_interf = (void *) GetProcAddress(hm, "WZCQueryInterface");
2552 wzc_set_interf = (void *) GetProcAddress(hm, "WZCSetInterface");
2553 #endif /* _WIN32_WCE */
2554
2555 if (wzc_enum_interf == NULL || wzc_query_interf == NULL ||
2556 wzc_set_interf == NULL) {
2557 wpa_printf(MSG_DEBUG, "NDIS: WZCEnumInterfaces, "
2558 "WZCQueryInterface, or WZCSetInterface not found "
2559 "in wzcsapi.dll");
2560 goto fail;
2561 }
2562
2563 os_memset(&guids, 0, sizeof(guids));
2564 res = wzc_enum_interf(NULL, &guids);
2565 if (res != 0) {
2566 wpa_printf(MSG_DEBUG, "NDIS: WZCEnumInterfaces failed: %d; "
2567 "WZC service is apparently not running",
2568 (int) res);
2569 goto fail;
2570 }
2571
2572 wpa_printf(MSG_DEBUG, "NDIS: WZCEnumInterfaces: %d interfaces",
2573 (int) guids.dwNumIntfs);
2574
2575 for (i = 0; i < guids.dwNumIntfs; i++) {
2576 pos = guids.pIntfs[i].wszGuid;
2577 for (j = 0; j < sizeof(guid); j++) {
2578 guid[j] = (char) *pos;
2579 if (*pos == 0)
2580 break;
2581 pos++;
2582 }
2583 guid[sizeof(guid) - 1] = '\0';
2584 wpa_printf(MSG_DEBUG, "NDIS: intfs %d GUID '%s'",
2585 (int) i, guid);
2586 if (os_strstr(drv->ifname, guid) == NULL)
2587 continue;
2588
2589 wpa_printf(MSG_DEBUG, "NDIS: Current interface found from "
2590 "WZC");
2591 break;
2592 }
2593
2594 if (i >= guids.dwNumIntfs) {
2595 wpa_printf(MSG_DEBUG, "NDIS: Current interface not found from "
2596 "WZC");
2597 goto fail;
2598 }
2599
2600 os_memset(&intf, 0, sizeof(intf));
2601 intf.wszGuid = guids.pIntfs[i].wszGuid;
2602 /* Set flags to verify that the structure has not changed. */
2603 intf.dwCtlFlags = -1;
2604 flags = 0;
2605 res = wzc_query_interf(NULL, INTFCTL_ENABLED, &intf, &flags);
2606 if (res != 0) {
2607 wpa_printf(MSG_DEBUG, "NDIS: Could not query flags for the "
2608 "WZC interface: %d (0x%x)",
2609 (int) res, (int) res);
2610 wpa_printf(MSG_DEBUG, "NDIS: GetLastError: %u",
2611 (unsigned int) GetLastError());
2612 goto fail;
2613 }
2614
2615 wpa_printf(MSG_DEBUG, "NDIS: WZC interface flags 0x%x dwCtlFlags 0x%x",
2616 (int) flags, (int) intf.dwCtlFlags);
2617
2618 if (intf.dwCtlFlags == -1) {
2619 wpa_printf(MSG_DEBUG, "NDIS: Looks like wzcsapi has changed "
2620 "again - could not disable WZC");
2621 wpa_hexdump(MSG_MSGDUMP, "NDIS: intf",
2622 (u8 *) &intf, sizeof(intf));
2623 goto fail;
2624 }
2625
2626 if (enable) {
2627 if (!(intf.dwCtlFlags & INTFCTL_ENABLED)) {
2628 wpa_printf(MSG_DEBUG, "NDIS: Enabling WZC for this "
2629 "interface");
2630 intf.dwCtlFlags |= INTFCTL_ENABLED;
2631 res = wzc_set_interf(NULL, INTFCTL_ENABLED, &intf,
2632 &flags);
2633 if (res != 0) {
2634 wpa_printf(MSG_DEBUG, "NDIS: Failed to enable "
2635 "WZC: %d (0x%x)",
2636 (int) res, (int) res);
2637 wpa_printf(MSG_DEBUG, "NDIS: GetLastError: %u",
2638 (unsigned int) GetLastError());
2639 goto fail;
2640 }
2641 wpa_printf(MSG_DEBUG, "NDIS: Re-enabled WZC for this "
2642 "interface");
2643 drv->wzc_disabled = 0;
2644 }
2645 } else {
2646 if (intf.dwCtlFlags & INTFCTL_ENABLED) {
2647 wpa_printf(MSG_DEBUG, "NDIS: Disabling WZC for this "
2648 "interface");
2649 intf.dwCtlFlags &= ~INTFCTL_ENABLED;
2650 res = wzc_set_interf(NULL, INTFCTL_ENABLED, &intf,
2651 &flags);
2652 if (res != 0) {
2653 wpa_printf(MSG_DEBUG, "NDIS: Failed to "
2654 "disable WZC: %d (0x%x)",
2655 (int) res, (int) res);
2656 wpa_printf(MSG_DEBUG, "NDIS: GetLastError: %u",
2657 (unsigned int) GetLastError());
2658 goto fail;
2659 }
2660 wpa_printf(MSG_DEBUG, "NDIS: Disabled WZC temporarily "
2661 "for this interface");
2662 drv->wzc_disabled = 1;
2663 } else {
2664 wpa_printf(MSG_DEBUG, "NDIS: WZC was not enabled for "
2665 "this interface");
2666 }
2667 }
2668
2669 ret = 0;
2670
2671 fail:
2672 FreeLibrary(hm);
2673
2674 return ret;
2675 #endif /* _WIN32_WCE */
2676 }
2677
2678 #else /* CONFIG_NATIVE_WINDOWS || __CYGWIN__ */
2679
wpa_driver_ndis_set_wzc(struct wpa_driver_ndis_data * drv,int enable)2680 static int wpa_driver_ndis_set_wzc(struct wpa_driver_ndis_data *drv,
2681 int enable)
2682 {
2683 return 0;
2684 }
2685
2686 #endif /* CONFIG_NATIVE_WINDOWS || __CYGWIN__ */
2687
2688
2689 #ifdef CONFIG_USE_NDISUIO
2690 /*
2691 * l2_packet_ndis.c is sharing the same handle to NDISUIO, so we must be able
2692 * to export this handle. This is somewhat ugly, but there is no better
2693 * mechanism available to pass data from driver interface to l2_packet wrapper.
2694 */
2695 static HANDLE driver_ndis_ndisuio_handle = INVALID_HANDLE_VALUE;
2696
driver_ndis_get_ndisuio_handle(void)2697 HANDLE driver_ndis_get_ndisuio_handle(void)
2698 {
2699 return driver_ndis_ndisuio_handle;
2700 }
2701 #endif /* CONFIG_USE_NDISUIO */
2702
2703
wpa_driver_ndis_adapter_init(struct wpa_driver_ndis_data * drv)2704 static int wpa_driver_ndis_adapter_init(struct wpa_driver_ndis_data *drv)
2705 {
2706 #ifdef CONFIG_USE_NDISUIO
2707 #ifndef _WIN32_WCE
2708 #define NDISUIO_DEVICE_NAME TEXT("\\\\.\\\\Ndisuio")
2709 DWORD written;
2710 #endif /* _WIN32_WCE */
2711 drv->ndisuio = CreateFile(NDISUIO_DEVICE_NAME,
2712 GENERIC_READ | GENERIC_WRITE, 0, NULL,
2713 OPEN_EXISTING,
2714 FILE_ATTRIBUTE_NORMAL | FILE_FLAG_OVERLAPPED,
2715 INVALID_HANDLE_VALUE);
2716 if (drv->ndisuio == INVALID_HANDLE_VALUE) {
2717 wpa_printf(MSG_ERROR, "NDIS: Failed to open connection to "
2718 "NDISUIO: %d", (int) GetLastError());
2719 return -1;
2720 }
2721 driver_ndis_ndisuio_handle = drv->ndisuio;
2722
2723 #ifndef _WIN32_WCE
2724 if (!DeviceIoControl(drv->ndisuio, IOCTL_NDISUIO_BIND_WAIT, NULL, 0,
2725 NULL, 0, &written, NULL)) {
2726 wpa_printf(MSG_ERROR, "NDIS: IOCTL_NDISUIO_BIND_WAIT failed: "
2727 "%d", (int) GetLastError());
2728 CloseHandle(drv->ndisuio);
2729 drv->ndisuio = INVALID_HANDLE_VALUE;
2730 return -1;
2731 }
2732 #endif /* _WIN32_WCE */
2733
2734 return 0;
2735 #else /* CONFIG_USE_NDISUIO */
2736 return 0;
2737 #endif /* CONFIG_USE_NDISUIO */
2738 }
2739
2740
wpa_driver_ndis_adapter_open(struct wpa_driver_ndis_data * drv)2741 static int wpa_driver_ndis_adapter_open(struct wpa_driver_ndis_data *drv)
2742 {
2743 #ifdef CONFIG_USE_NDISUIO
2744 DWORD written;
2745 #define MAX_NDIS_DEVICE_NAME_LEN 256
2746 WCHAR ifname[MAX_NDIS_DEVICE_NAME_LEN];
2747 size_t len, i, pos;
2748 const char *prefix = "\\DEVICE\\";
2749
2750 #ifdef _WIN32_WCE
2751 pos = 0;
2752 #else /* _WIN32_WCE */
2753 pos = 8;
2754 #endif /* _WIN32_WCE */
2755 len = pos + os_strlen(drv->ifname);
2756 if (len >= MAX_NDIS_DEVICE_NAME_LEN)
2757 return -1;
2758 for (i = 0; i < pos; i++)
2759 ifname[i] = (WCHAR) prefix[i];
2760 for (i = pos; i < len; i++)
2761 ifname[i] = (WCHAR) drv->ifname[i - pos];
2762 ifname[i] = L'\0';
2763
2764 if (!DeviceIoControl(drv->ndisuio, IOCTL_NDISUIO_OPEN_DEVICE,
2765 ifname, len * sizeof(WCHAR), NULL, 0, &written,
2766 NULL)) {
2767 wpa_printf(MSG_ERROR, "NDIS: IOCTL_NDISUIO_OPEN_DEVICE "
2768 "failed: %d", (int) GetLastError());
2769 wpa_hexdump_ascii(MSG_DEBUG, "NDIS: ifname",
2770 (const u8 *) ifname, len * sizeof(WCHAR));
2771 CloseHandle(drv->ndisuio);
2772 drv->ndisuio = INVALID_HANDLE_VALUE;
2773 return -1;
2774 }
2775
2776 wpa_printf(MSG_DEBUG, "NDIS: Opened NDISUIO device successfully");
2777
2778 return 0;
2779 #else /* CONFIG_USE_NDISUIO */
2780 char ifname[128];
2781 os_snprintf(ifname, sizeof(ifname), "\\Device\\NPF_%s", drv->ifname);
2782 drv->adapter = PacketOpenAdapter(ifname);
2783 if (drv->adapter == NULL) {
2784 wpa_printf(MSG_DEBUG, "NDIS: PacketOpenAdapter failed for "
2785 "'%s'", ifname);
2786 return -1;
2787 }
2788 return 0;
2789 #endif /* CONFIG_USE_NDISUIO */
2790 }
2791
2792
wpa_driver_ndis_adapter_close(struct wpa_driver_ndis_data * drv)2793 static void wpa_driver_ndis_adapter_close(struct wpa_driver_ndis_data *drv)
2794 {
2795 #ifdef CONFIG_USE_NDISUIO
2796 driver_ndis_ndisuio_handle = INVALID_HANDLE_VALUE;
2797 if (drv->ndisuio != INVALID_HANDLE_VALUE)
2798 CloseHandle(drv->ndisuio);
2799 #else /* CONFIG_USE_NDISUIO */
2800 if (drv->adapter)
2801 PacketCloseAdapter(drv->adapter);
2802 #endif /* CONFIG_USE_NDISUIO */
2803 }
2804
2805
ndis_add_multicast(struct wpa_driver_ndis_data * drv)2806 static int ndis_add_multicast(struct wpa_driver_ndis_data *drv)
2807 {
2808 if (ndis_set_oid(drv, OID_802_3_MULTICAST_LIST,
2809 (const char *) pae_group_addr, ETH_ALEN) < 0) {
2810 wpa_printf(MSG_DEBUG, "NDIS: Failed to add PAE group address "
2811 "to the multicast list");
2812 return -1;
2813 }
2814
2815 return 0;
2816 }
2817
2818
wpa_driver_ndis_init(void * ctx,const char * ifname)2819 static void * wpa_driver_ndis_init(void *ctx, const char *ifname)
2820 {
2821 struct wpa_driver_ndis_data *drv;
2822 u32 mode;
2823 int i;
2824
2825 drv = os_zalloc(sizeof(*drv));
2826 if (drv == NULL)
2827 return NULL;
2828 drv->ctx = ctx;
2829 /*
2830 * Compatibility code to strip possible prefix from the GUID. Previous
2831 * versions include \Device\NPF_ prefix for all names, but the internal
2832 * interface name is now only the GUI. Both Packet32 and NDISUIO
2833 * prefixes are supported.
2834 */
2835 if (os_strncmp(ifname, "\\Device\\NPF_", 12) == 0)
2836 ifname += 12;
2837 else if (os_strncmp(ifname, "\\DEVICE\\", 8) == 0)
2838 ifname += 8;
2839 os_strlcpy(drv->ifname, ifname, sizeof(drv->ifname));
2840
2841 if (wpa_driver_ndis_adapter_init(drv) < 0) {
2842 os_free(drv);
2843 return NULL;
2844 }
2845
2846 if (wpa_driver_ndis_get_names(drv) < 0) {
2847 wpa_driver_ndis_adapter_close(drv);
2848 os_free(drv);
2849 return NULL;
2850 }
2851
2852 wpa_driver_ndis_set_wzc(drv, 0);
2853
2854 if (wpa_driver_ndis_adapter_open(drv) < 0) {
2855 wpa_driver_ndis_adapter_close(drv);
2856 os_free(drv);
2857 return NULL;
2858 }
2859
2860 if (ndis_get_oid(drv, OID_802_3_CURRENT_ADDRESS,
2861 (char *) drv->own_addr, ETH_ALEN) < 0) {
2862 wpa_printf(MSG_DEBUG, "NDIS: Get OID_802_3_CURRENT_ADDRESS "
2863 "failed");
2864 wpa_driver_ndis_adapter_close(drv);
2865 os_free(drv);
2866 return NULL;
2867 }
2868 wpa_driver_ndis_get_capability(drv);
2869
2870 /* Update per interface supported AKMs */
2871 for (i = 0; i < WPA_IF_MAX; i++)
2872 drv->capa.key_mgmt_iftype[i] = drv->capa.key_mgmt;
2873
2874
2875 /* Make sure that the driver does not have any obsolete PMKID entries.
2876 */
2877 wpa_driver_ndis_flush_pmkid(drv);
2878
2879 /*
2880 * Disconnect to make sure that driver re-associates if it was
2881 * connected.
2882 */
2883 wpa_driver_ndis_disconnect(drv);
2884
2885 eloop_register_timeout(1, 0, wpa_driver_ndis_poll_timeout, drv, NULL);
2886
2887 #ifdef CONFIG_NDIS_EVENTS_INTEGRATED
2888 drv->events = ndis_events_init(&drv->events_pipe, &drv->event_avail,
2889 drv->ifname, drv->adapter_desc);
2890 if (drv->events == NULL) {
2891 wpa_driver_ndis_deinit(drv);
2892 return NULL;
2893 }
2894 eloop_register_event(drv->event_avail, sizeof(drv->event_avail),
2895 wpa_driver_ndis_event_pipe_cb, drv, NULL);
2896 #endif /* CONFIG_NDIS_EVENTS_INTEGRATED */
2897
2898 #ifdef _WIN32_WCE
2899 if (ndisuio_notification_init(drv) < 0) {
2900 wpa_driver_ndis_deinit(drv);
2901 return NULL;
2902 }
2903 #endif /* _WIN32_WCE */
2904
2905 /* Set mode here in case card was configured for ad-hoc mode
2906 * previously. */
2907 mode = Ndis802_11Infrastructure;
2908 if (ndis_set_oid(drv, OID_802_11_INFRASTRUCTURE_MODE,
2909 (char *) &mode, sizeof(mode)) < 0) {
2910 char buf[8];
2911 int res;
2912 wpa_printf(MSG_DEBUG, "NDIS: Failed to set "
2913 "OID_802_11_INFRASTRUCTURE_MODE (%d)",
2914 (int) mode);
2915 /* Try to continue anyway */
2916
2917 res = ndis_get_oid(drv, OID_DOT11_CURRENT_OPERATION_MODE, buf,
2918 sizeof(buf));
2919 if (res > 0) {
2920 wpa_printf(MSG_INFO, "NDIS: The driver seems to use "
2921 "Native 802.11 OIDs. These are not yet "
2922 "fully supported.");
2923 drv->native80211 = 1;
2924 } else if (!drv->has_capability || drv->capa.enc == 0) {
2925 /*
2926 * Note: This will also happen with NDIS 6 drivers with
2927 * Vista.
2928 */
2929 wpa_printf(MSG_DEBUG, "NDIS: Driver did not provide "
2930 "any wireless capabilities - assume it is "
2931 "a wired interface");
2932 drv->wired = 1;
2933 drv->capa.flags |= WPA_DRIVER_FLAGS_WIRED;
2934 drv->has_capability = 1;
2935 ndis_add_multicast(drv);
2936 }
2937 }
2938
2939 return drv;
2940 }
2941
2942
wpa_driver_ndis_deinit(void * priv)2943 static void wpa_driver_ndis_deinit(void *priv)
2944 {
2945 struct wpa_driver_ndis_data *drv = priv;
2946
2947 #ifdef CONFIG_NDIS_EVENTS_INTEGRATED
2948 if (drv->events) {
2949 eloop_unregister_event(drv->event_avail,
2950 sizeof(drv->event_avail));
2951 ndis_events_deinit(drv->events);
2952 }
2953 #endif /* CONFIG_NDIS_EVENTS_INTEGRATED */
2954
2955 #ifdef _WIN32_WCE
2956 ndisuio_notification_deinit(drv);
2957 #endif /* _WIN32_WCE */
2958
2959 eloop_cancel_timeout(wpa_driver_ndis_scan_timeout, drv, drv->ctx);
2960 eloop_cancel_timeout(wpa_driver_ndis_poll_timeout, drv, NULL);
2961 wpa_driver_ndis_flush_pmkid(drv);
2962 wpa_driver_ndis_disconnect(drv);
2963 if (wpa_driver_ndis_radio_off(drv) < 0) {
2964 wpa_printf(MSG_DEBUG, "NDIS: failed to disassociate and turn "
2965 "radio off");
2966 }
2967
2968 wpa_driver_ndis_adapter_close(drv);
2969
2970 if (drv->wzc_disabled)
2971 wpa_driver_ndis_set_wzc(drv, 1);
2972
2973 #ifdef _WIN32_WCE
2974 os_free(drv->adapter_name);
2975 #endif /* _WIN32_WCE */
2976 os_free(drv->adapter_desc);
2977 os_free(drv);
2978 }
2979
2980
2981 static struct wpa_interface_info *
wpa_driver_ndis_get_interfaces(void * global_priv)2982 wpa_driver_ndis_get_interfaces(void *global_priv)
2983 {
2984 struct wpa_interface_info *iface = NULL, *niface;
2985
2986 #ifdef CONFIG_USE_NDISUIO
2987 NDISUIO_QUERY_BINDING *b;
2988 size_t blen = sizeof(*b) + 1024;
2989 int i, error;
2990 DWORD written;
2991 char name[256], desc[256];
2992 WCHAR *pos;
2993 size_t j, len;
2994 HANDLE ndisuio;
2995
2996 ndisuio = CreateFile(NDISUIO_DEVICE_NAME,
2997 GENERIC_READ | GENERIC_WRITE, 0, NULL,
2998 OPEN_EXISTING,
2999 FILE_ATTRIBUTE_NORMAL | FILE_FLAG_OVERLAPPED,
3000 INVALID_HANDLE_VALUE);
3001 if (ndisuio == INVALID_HANDLE_VALUE) {
3002 wpa_printf(MSG_ERROR, "NDIS: Failed to open connection to "
3003 "NDISUIO: %d", (int) GetLastError());
3004 return NULL;
3005 }
3006
3007 #ifndef _WIN32_WCE
3008 if (!DeviceIoControl(ndisuio, IOCTL_NDISUIO_BIND_WAIT, NULL, 0,
3009 NULL, 0, &written, NULL)) {
3010 wpa_printf(MSG_ERROR, "NDIS: IOCTL_NDISUIO_BIND_WAIT failed: "
3011 "%d", (int) GetLastError());
3012 CloseHandle(ndisuio);
3013 return NULL;
3014 }
3015 #endif /* _WIN32_WCE */
3016
3017 b = os_malloc(blen);
3018 if (b == NULL) {
3019 CloseHandle(ndisuio);
3020 return NULL;
3021 }
3022
3023 for (i = 0; ; i++) {
3024 os_memset(b, 0, blen);
3025 b->BindingIndex = i;
3026 if (!DeviceIoControl(ndisuio, IOCTL_NDISUIO_QUERY_BINDING,
3027 b, sizeof(NDISUIO_QUERY_BINDING), b, blen,
3028 &written, NULL)) {
3029 error = (int) GetLastError();
3030 if (error == ERROR_NO_MORE_ITEMS)
3031 break;
3032 wpa_printf(MSG_DEBUG, "IOCTL_NDISUIO_QUERY_BINDING "
3033 "failed: %d", error);
3034 break;
3035 }
3036
3037 pos = (WCHAR *) ((char *) b + b->DeviceNameOffset);
3038 len = b->DeviceNameLength;
3039 if (len >= sizeof(name))
3040 len = sizeof(name) - 1;
3041 for (j = 0; j < len; j++)
3042 name[j] = (char) pos[j];
3043 name[len] = '\0';
3044
3045 pos = (WCHAR *) ((char *) b + b->DeviceDescrOffset);
3046 len = b->DeviceDescrLength;
3047 if (len >= sizeof(desc))
3048 len = sizeof(desc) - 1;
3049 for (j = 0; j < len; j++)
3050 desc[j] = (char) pos[j];
3051 desc[len] = '\0';
3052
3053 wpa_printf(MSG_DEBUG, "NDIS: %d - %s - %s", i, name, desc);
3054
3055 niface = os_zalloc(sizeof(*niface));
3056 if (niface == NULL)
3057 break;
3058 niface->drv_name = "ndis";
3059 if (os_strncmp(name, "\\DEVICE\\", 8) == 0)
3060 niface->ifname = os_strdup(name + 8);
3061 else
3062 niface->ifname = os_strdup(name);
3063 if (niface->ifname == NULL) {
3064 os_free(niface);
3065 break;
3066 }
3067 niface->desc = os_strdup(desc);
3068 niface->next = iface;
3069 iface = niface;
3070 }
3071
3072 os_free(b);
3073 CloseHandle(ndisuio);
3074 #else /* CONFIG_USE_NDISUIO */
3075 PTSTR _names;
3076 char *names, *pos, *pos2;
3077 ULONG len;
3078 BOOLEAN res;
3079 char *name[MAX_ADAPTERS];
3080 char *desc[MAX_ADAPTERS];
3081 int num_name, num_desc, i;
3082
3083 wpa_printf(MSG_DEBUG, "NDIS: Packet.dll version: %s",
3084 PacketGetVersion());
3085
3086 len = 8192;
3087 _names = os_zalloc(len);
3088 if (_names == NULL)
3089 return NULL;
3090
3091 res = PacketGetAdapterNames(_names, &len);
3092 if (!res && len > 8192) {
3093 os_free(_names);
3094 _names = os_zalloc(len);
3095 if (_names == NULL)
3096 return NULL;
3097 res = PacketGetAdapterNames(_names, &len);
3098 }
3099
3100 if (!res) {
3101 wpa_printf(MSG_ERROR, "NDIS: Failed to get adapter list "
3102 "(PacketGetAdapterNames)");
3103 os_free(_names);
3104 return NULL;
3105 }
3106
3107 names = (char *) _names;
3108 if (names[0] && names[1] == '\0' && names[2] && names[3] == '\0') {
3109 wpa_printf(MSG_DEBUG, "NDIS: Looks like adapter names are in "
3110 "UNICODE");
3111 /* Convert to ASCII */
3112 pos2 = pos = names;
3113 while (pos2 < names + len) {
3114 if (pos2[0] == '\0' && pos2[1] == '\0' &&
3115 pos2[2] == '\0' && pos2[3] == '\0') {
3116 pos2 += 4;
3117 break;
3118 }
3119 *pos++ = pos2[0];
3120 pos2 += 2;
3121 }
3122 os_memcpy(pos + 2, names, pos - names);
3123 pos += 2;
3124 } else
3125 pos = names;
3126
3127 num_name = 0;
3128 while (pos < names + len) {
3129 name[num_name] = pos;
3130 while (*pos && pos < names + len)
3131 pos++;
3132 if (pos + 1 >= names + len) {
3133 os_free(names);
3134 return NULL;
3135 }
3136 pos++;
3137 num_name++;
3138 if (num_name >= MAX_ADAPTERS) {
3139 wpa_printf(MSG_DEBUG, "NDIS: Too many adapters");
3140 os_free(names);
3141 return NULL;
3142 }
3143 if (*pos == '\0') {
3144 wpa_printf(MSG_DEBUG, "NDIS: %d adapter names found",
3145 num_name);
3146 pos++;
3147 break;
3148 }
3149 }
3150
3151 num_desc = 0;
3152 while (pos < names + len) {
3153 desc[num_desc] = pos;
3154 while (*pos && pos < names + len)
3155 pos++;
3156 if (pos + 1 >= names + len) {
3157 os_free(names);
3158 return NULL;
3159 }
3160 pos++;
3161 num_desc++;
3162 if (num_desc >= MAX_ADAPTERS) {
3163 wpa_printf(MSG_DEBUG, "NDIS: Too many adapter "
3164 "descriptions");
3165 os_free(names);
3166 return NULL;
3167 }
3168 if (*pos == '\0') {
3169 wpa_printf(MSG_DEBUG, "NDIS: %d adapter descriptions "
3170 "found", num_name);
3171 pos++;
3172 break;
3173 }
3174 }
3175
3176 /*
3177 * Windows 98 with Packet.dll 3.0 alpha3 does not include adapter
3178 * descriptions. Fill in stub descriptors to work around this.
3179 */
3180 while (num_desc < num_name)
3181 desc[num_desc++] = "stub description";
3182
3183 if (num_name != num_desc) {
3184 wpa_printf(MSG_DEBUG, "NDIS: mismatch in adapter name and "
3185 "description counts (%d != %d)",
3186 num_name, num_desc);
3187 os_free(names);
3188 return NULL;
3189 }
3190
3191 for (i = 0; i < num_name; i++) {
3192 niface = os_zalloc(sizeof(*niface));
3193 if (niface == NULL)
3194 break;
3195 niface->drv_name = "ndis";
3196 if (os_strncmp(name[i], "\\Device\\NPF_", 12) == 0)
3197 niface->ifname = os_strdup(name[i] + 12);
3198 else
3199 niface->ifname = os_strdup(name[i]);
3200 if (niface->ifname == NULL) {
3201 os_free(niface);
3202 break;
3203 }
3204 niface->desc = os_strdup(desc[i]);
3205 niface->next = iface;
3206 iface = niface;
3207 }
3208
3209 #endif /* CONFIG_USE_NDISUIO */
3210
3211 return iface;
3212 }
3213
3214
3215 static const char *ndis_drv_name = "ndis";
3216 static const char *ndis_drv_desc = "Windows NDIS driver";
3217
3218 struct wpa_driver_ops wpa_driver_ndis_ops;
3219
driver_ndis_init_ops(void)3220 void driver_ndis_init_ops(void)
3221 {
3222 os_memset(&wpa_driver_ndis_ops, 0, sizeof(wpa_driver_ndis_ops));
3223 wpa_driver_ndis_ops.name = ndis_drv_name;
3224 wpa_driver_ndis_ops.desc = ndis_drv_desc;
3225 wpa_driver_ndis_ops.get_bssid = wpa_driver_ndis_get_bssid;
3226 wpa_driver_ndis_ops.get_ssid = wpa_driver_ndis_get_ssid;
3227 wpa_driver_ndis_ops.set_key = wpa_driver_ndis_set_key_wrapper;
3228 wpa_driver_ndis_ops.init = wpa_driver_ndis_init;
3229 wpa_driver_ndis_ops.deinit = wpa_driver_ndis_deinit;
3230 wpa_driver_ndis_ops.deauthenticate = wpa_driver_ndis_deauthenticate;
3231 wpa_driver_ndis_ops.associate = wpa_driver_ndis_associate;
3232 wpa_driver_ndis_ops.add_pmkid = wpa_driver_ndis_add_pmkid;
3233 wpa_driver_ndis_ops.remove_pmkid = wpa_driver_ndis_remove_pmkid;
3234 wpa_driver_ndis_ops.flush_pmkid = wpa_driver_ndis_flush_pmkid;
3235 wpa_driver_ndis_ops.get_capa = wpa_driver_ndis_get_capa;
3236 wpa_driver_ndis_ops.poll = wpa_driver_ndis_poll;
3237 wpa_driver_ndis_ops.get_ifname = wpa_driver_ndis_get_ifname;
3238 wpa_driver_ndis_ops.get_mac_addr = wpa_driver_ndis_get_mac_addr;
3239 wpa_driver_ndis_ops.get_scan_results2 =
3240 wpa_driver_ndis_get_scan_results;
3241 wpa_driver_ndis_ops.get_interfaces = wpa_driver_ndis_get_interfaces;
3242 wpa_driver_ndis_ops.scan2 = wpa_driver_ndis_scan;
3243 }
3244