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