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 "driver_ndis.h"
39
40 int wpa_driver_register_event_cb(struct wpa_driver_ndis_data *drv);
41 #ifdef CONFIG_NDIS_EVENTS_INTEGRATED
42 void wpa_driver_ndis_event_pipe_cb(void *eloop_data, void *user_data);
43 #endif /* CONFIG_NDIS_EVENTS_INTEGRATED */
44
45 static void wpa_driver_ndis_deinit(void *priv);
46 static void wpa_driver_ndis_poll(void *drv);
47 static void wpa_driver_ndis_poll_timeout(void *eloop_ctx, void *timeout_ctx);
48 static int wpa_driver_ndis_adapter_init(struct wpa_driver_ndis_data *drv);
49 static int wpa_driver_ndis_adapter_open(struct wpa_driver_ndis_data *drv);
50 static void wpa_driver_ndis_adapter_close(struct wpa_driver_ndis_data *drv);
51
52
53 static const u8 pae_group_addr[ETH_ALEN] =
54 { 0x01, 0x80, 0xc2, 0x00, 0x00, 0x03 };
55
56
57 /* FIX: to be removed once this can be compiled with the complete NDIS
58 * header files */
59 #ifndef OID_802_11_BSSID
60 #define OID_802_3_MULTICAST_LIST 0x01010103
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,int reason_code)721 static int wpa_driver_ndis_deauthenticate(void *priv, const u8 *addr,
722 int 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 const u8 *end, *pos;
785
786 pos = (const u8 *) (res + 1);
787 end = pos + res->ie_len;
788
789 while (pos + 1 < end) {
790 if (pos + 2 + pos[1] > end)
791 break;
792 if (pos[0] == ie)
793 return pos;
794 pos += 2 + pos[1];
795 }
796
797 return NULL;
798 }
799
800
wpa_driver_ndis_add_scan_ssid(struct wpa_scan_res * r,NDIS_802_11_SSID * ssid)801 static struct wpa_scan_res * wpa_driver_ndis_add_scan_ssid(
802 struct wpa_scan_res *r, NDIS_802_11_SSID *ssid)
803 {
804 struct wpa_scan_res *nr;
805 u8 *pos;
806
807 if (wpa_scan_get_ie(r, WLAN_EID_SSID))
808 return r; /* SSID IE already present */
809
810 if (ssid->SsidLength == 0 || ssid->SsidLength > SSID_MAX_LEN)
811 return r; /* No valid SSID inside scan data */
812
813 nr = os_realloc(r, sizeof(*r) + r->ie_len + 2 + ssid->SsidLength);
814 if (nr == NULL)
815 return r;
816
817 pos = ((u8 *) (nr + 1)) + nr->ie_len;
818 *pos++ = WLAN_EID_SSID;
819 *pos++ = ssid->SsidLength;
820 os_memcpy(pos, ssid->Ssid, ssid->SsidLength);
821 nr->ie_len += 2 + ssid->SsidLength;
822
823 return nr;
824 }
825
826
wpa_driver_ndis_get_scan_results(void * priv)827 static struct wpa_scan_results * wpa_driver_ndis_get_scan_results(void *priv)
828 {
829 struct wpa_driver_ndis_data *drv = priv;
830 NDIS_802_11_BSSID_LIST_EX *b;
831 size_t blen, count, i;
832 int len;
833 char *pos;
834 struct wpa_scan_results *results;
835 struct wpa_scan_res *r;
836
837 blen = 65535;
838 b = os_zalloc(blen);
839 if (b == NULL)
840 return NULL;
841 len = ndis_get_oid(drv, OID_802_11_BSSID_LIST, (char *) b, blen);
842 if (len < 0) {
843 wpa_printf(MSG_DEBUG, "NDIS: failed to get scan results");
844 os_free(b);
845 return NULL;
846 }
847 count = b->NumberOfItems;
848
849 results = os_zalloc(sizeof(*results));
850 if (results == NULL) {
851 os_free(b);
852 return NULL;
853 }
854 results->res = os_calloc(count, sizeof(struct wpa_scan_res *));
855 if (results->res == NULL) {
856 os_free(results);
857 os_free(b);
858 return NULL;
859 }
860
861 pos = (char *) &b->Bssid[0];
862 for (i = 0; i < count; i++) {
863 NDIS_WLAN_BSSID_EX *bss = (NDIS_WLAN_BSSID_EX *) pos;
864 NDIS_802_11_FIXED_IEs *fixed;
865
866 if (bss->IELength < sizeof(NDIS_802_11_FIXED_IEs)) {
867 wpa_printf(MSG_DEBUG, "NDIS: too small IELength=%d",
868 (int) bss->IELength);
869 break;
870 }
871 if (((char *) bss->IEs) + bss->IELength > (char *) b + blen) {
872 /*
873 * Some NDIS drivers have been reported to include an
874 * entry with an invalid IELength in scan results and
875 * this has crashed wpa_supplicant, so validate the
876 * returned value before using it.
877 */
878 wpa_printf(MSG_DEBUG, "NDIS: skipped invalid scan "
879 "result IE (BSSID=" MACSTR ") IELength=%d",
880 MAC2STR(bss->MacAddress),
881 (int) bss->IELength);
882 break;
883 }
884
885 r = os_zalloc(sizeof(*r) + bss->IELength -
886 sizeof(NDIS_802_11_FIXED_IEs));
887 if (r == NULL)
888 break;
889
890 os_memcpy(r->bssid, bss->MacAddress, ETH_ALEN);
891 r->level = (int) bss->Rssi;
892 r->freq = bss->Configuration.DSConfig / 1000;
893 fixed = (NDIS_802_11_FIXED_IEs *) bss->IEs;
894 r->beacon_int = WPA_GET_LE16((u8 *) &fixed->BeaconInterval);
895 r->caps = WPA_GET_LE16((u8 *) &fixed->Capabilities);
896 r->tsf = WPA_GET_LE64(fixed->Timestamp);
897 os_memcpy(r + 1, bss->IEs + sizeof(NDIS_802_11_FIXED_IEs),
898 bss->IELength - sizeof(NDIS_802_11_FIXED_IEs));
899 r->ie_len = bss->IELength - sizeof(NDIS_802_11_FIXED_IEs);
900 r = wpa_driver_ndis_add_scan_ssid(r, &bss->Ssid);
901
902 results->res[results->num++] = r;
903
904 pos += bss->Length;
905 if (pos > (char *) b + blen)
906 break;
907 }
908
909 os_free(b);
910
911 return results;
912 }
913
914
wpa_driver_ndis_remove_key(struct wpa_driver_ndis_data * drv,int key_idx,const u8 * addr,const u8 * bssid,int pairwise)915 static int wpa_driver_ndis_remove_key(struct wpa_driver_ndis_data *drv,
916 int key_idx, const u8 *addr,
917 const u8 *bssid, int pairwise)
918 {
919 NDIS_802_11_REMOVE_KEY rkey;
920 NDIS_802_11_KEY_INDEX index;
921 int res, res2;
922
923 os_memset(&rkey, 0, sizeof(rkey));
924
925 rkey.Length = sizeof(rkey);
926 rkey.KeyIndex = key_idx;
927 if (pairwise)
928 rkey.KeyIndex |= 1 << 30;
929 os_memcpy(rkey.BSSID, bssid, ETH_ALEN);
930
931 res = ndis_set_oid(drv, OID_802_11_REMOVE_KEY, (char *) &rkey,
932 sizeof(rkey));
933 if (!pairwise) {
934 index = key_idx;
935 res2 = ndis_set_oid(drv, OID_802_11_REMOVE_WEP,
936 (char *) &index, sizeof(index));
937 } else
938 res2 = 0;
939
940 if (res < 0 && res2 < 0)
941 return -1;
942 return 0;
943 }
944
945
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)946 static int wpa_driver_ndis_add_wep(struct wpa_driver_ndis_data *drv,
947 int pairwise, int key_idx, int set_tx,
948 const u8 *key, size_t key_len)
949 {
950 NDIS_802_11_WEP *wep;
951 size_t len;
952 int res;
953
954 len = 12 + key_len;
955 wep = os_zalloc(len);
956 if (wep == NULL)
957 return -1;
958 wep->Length = len;
959 wep->KeyIndex = key_idx;
960 if (set_tx)
961 wep->KeyIndex |= 1 << 31;
962 #if 0 /* Setting bit30 does not seem to work with some NDIS drivers */
963 if (pairwise)
964 wep->KeyIndex |= 1 << 30;
965 #endif
966 wep->KeyLength = key_len;
967 os_memcpy(wep->KeyMaterial, key, key_len);
968
969 wpa_hexdump_key(MSG_MSGDUMP, "NDIS: OID_802_11_ADD_WEP",
970 (u8 *) wep, len);
971 res = ndis_set_oid(drv, OID_802_11_ADD_WEP, (char *) wep, len);
972
973 os_free(wep);
974
975 return res;
976 }
977
978
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)979 static int wpa_driver_ndis_set_key(const char *ifname, void *priv,
980 enum wpa_alg alg, const u8 *addr,
981 int key_idx, int set_tx,
982 const u8 *seq, size_t seq_len,
983 const u8 *key, size_t key_len)
984 {
985 struct wpa_driver_ndis_data *drv = priv;
986 size_t len, i;
987 NDIS_802_11_KEY *nkey;
988 int res, pairwise;
989 u8 bssid[ETH_ALEN];
990
991 if (addr == NULL || is_broadcast_ether_addr(addr)) {
992 /* Group Key */
993 pairwise = 0;
994 if (wpa_driver_ndis_get_bssid(drv, bssid) < 0)
995 os_memset(bssid, 0xff, ETH_ALEN);
996 } else {
997 /* Pairwise Key */
998 pairwise = 1;
999 os_memcpy(bssid, addr, ETH_ALEN);
1000 }
1001
1002 if (alg == WPA_ALG_NONE || key_len == 0) {
1003 return wpa_driver_ndis_remove_key(drv, key_idx, addr, bssid,
1004 pairwise);
1005 }
1006
1007 if (alg == WPA_ALG_WEP) {
1008 return wpa_driver_ndis_add_wep(drv, pairwise, key_idx, set_tx,
1009 key, key_len);
1010 }
1011
1012 len = 12 + 6 + 6 + 8 + key_len;
1013
1014 nkey = os_zalloc(len);
1015 if (nkey == NULL)
1016 return -1;
1017
1018 nkey->Length = len;
1019 nkey->KeyIndex = key_idx;
1020 if (set_tx)
1021 nkey->KeyIndex |= 1 << 31;
1022 if (pairwise)
1023 nkey->KeyIndex |= 1 << 30;
1024 if (seq && seq_len)
1025 nkey->KeyIndex |= 1 << 29;
1026 nkey->KeyLength = key_len;
1027 os_memcpy(nkey->BSSID, bssid, ETH_ALEN);
1028 if (seq && seq_len) {
1029 for (i = 0; i < seq_len; i++)
1030 nkey->KeyRSC |= (ULONGLONG) seq[i] << (i * 8);
1031 }
1032 if (alg == WPA_ALG_TKIP && key_len == 32) {
1033 os_memcpy(nkey->KeyMaterial, key, 16);
1034 os_memcpy(nkey->KeyMaterial + 16, key + 24, 8);
1035 os_memcpy(nkey->KeyMaterial + 24, key + 16, 8);
1036 } else {
1037 os_memcpy(nkey->KeyMaterial, key, key_len);
1038 }
1039
1040 wpa_hexdump_key(MSG_MSGDUMP, "NDIS: OID_802_11_ADD_KEY",
1041 (u8 *) nkey, len);
1042 res = ndis_set_oid(drv, OID_802_11_ADD_KEY, (char *) nkey, len);
1043 os_free(nkey);
1044
1045 return res;
1046 }
1047
1048
1049 static int
wpa_driver_ndis_associate(void * priv,struct wpa_driver_associate_params * params)1050 wpa_driver_ndis_associate(void *priv,
1051 struct wpa_driver_associate_params *params)
1052 {
1053 struct wpa_driver_ndis_data *drv = priv;
1054 u32 auth_mode, encr, priv_mode, mode;
1055 u8 bcast[ETH_ALEN] = { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff };
1056
1057 drv->mode = params->mode;
1058
1059 /* Note: Setting OID_802_11_INFRASTRUCTURE_MODE clears current keys,
1060 * so static WEP keys needs to be set again after this. */
1061 if (params->mode == IEEE80211_MODE_IBSS) {
1062 mode = Ndis802_11IBSS;
1063 /* Need to make sure that BSSID polling is enabled for
1064 * IBSS mode. */
1065 eloop_cancel_timeout(wpa_driver_ndis_poll_timeout, drv, NULL);
1066 eloop_register_timeout(1, 0, wpa_driver_ndis_poll_timeout,
1067 drv, NULL);
1068 } else
1069 mode = Ndis802_11Infrastructure;
1070 if (ndis_set_oid(drv, OID_802_11_INFRASTRUCTURE_MODE,
1071 (char *) &mode, sizeof(mode)) < 0) {
1072 wpa_printf(MSG_DEBUG, "NDIS: Failed to set "
1073 "OID_802_11_INFRASTRUCTURE_MODE (%d)",
1074 (int) mode);
1075 /* Try to continue anyway */
1076 }
1077
1078 if (params->key_mgmt_suite == WPA_KEY_MGMT_NONE ||
1079 params->key_mgmt_suite == WPA_KEY_MGMT_IEEE8021X_NO_WPA) {
1080 /* Re-set WEP keys if static WEP configuration is used. */
1081 int i;
1082 for (i = 0; i < 4; i++) {
1083 if (!params->wep_key[i])
1084 continue;
1085 wpa_printf(MSG_DEBUG, "NDIS: Re-setting static WEP "
1086 "key %d", i);
1087 wpa_driver_ndis_set_key(drv->ifname, drv, WPA_ALG_WEP,
1088 bcast, i,
1089 i == params->wep_tx_keyidx,
1090 NULL, 0, params->wep_key[i],
1091 params->wep_key_len[i]);
1092 }
1093 }
1094
1095 if (params->wpa_ie == NULL || params->wpa_ie_len == 0) {
1096 if (params->auth_alg & WPA_AUTH_ALG_SHARED) {
1097 if (params->auth_alg & WPA_AUTH_ALG_OPEN)
1098 auth_mode = Ndis802_11AuthModeAutoSwitch;
1099 else
1100 auth_mode = Ndis802_11AuthModeShared;
1101 } else
1102 auth_mode = Ndis802_11AuthModeOpen;
1103 priv_mode = Ndis802_11PrivFilterAcceptAll;
1104 } else if (params->wpa_ie[0] == WLAN_EID_RSN) {
1105 priv_mode = Ndis802_11PrivFilter8021xWEP;
1106 if (params->key_mgmt_suite == WPA_KEY_MGMT_PSK)
1107 auth_mode = Ndis802_11AuthModeWPA2PSK;
1108 else
1109 auth_mode = Ndis802_11AuthModeWPA2;
1110 #ifdef CONFIG_WPS
1111 } else if (params->key_mgmt_suite == WPA_KEY_MGMT_WPS) {
1112 auth_mode = Ndis802_11AuthModeOpen;
1113 priv_mode = Ndis802_11PrivFilterAcceptAll;
1114 if (params->wps == WPS_MODE_PRIVACY) {
1115 u8 dummy_key[5] = { 0x11, 0x22, 0x33, 0x44, 0x55 };
1116 /*
1117 * Some NDIS drivers refuse to associate in open mode
1118 * configuration due to Privacy field mismatch, so use
1119 * a workaround to make the configuration look like
1120 * matching one for WPS provisioning.
1121 */
1122 wpa_printf(MSG_DEBUG, "NDIS: Set dummy WEP key as a "
1123 "workaround to allow driver to associate "
1124 "for WPS");
1125 wpa_driver_ndis_set_key(drv->ifname, drv, WPA_ALG_WEP,
1126 bcast, 0, 1,
1127 NULL, 0, dummy_key,
1128 sizeof(dummy_key));
1129 }
1130 #endif /* CONFIG_WPS */
1131 } else {
1132 priv_mode = Ndis802_11PrivFilter8021xWEP;
1133 if (params->key_mgmt_suite == WPA_KEY_MGMT_WPA_NONE)
1134 auth_mode = Ndis802_11AuthModeWPANone;
1135 else if (params->key_mgmt_suite == WPA_KEY_MGMT_PSK)
1136 auth_mode = Ndis802_11AuthModeWPAPSK;
1137 else
1138 auth_mode = Ndis802_11AuthModeWPA;
1139 }
1140
1141 switch (params->pairwise_suite) {
1142 case WPA_CIPHER_CCMP:
1143 encr = Ndis802_11Encryption3Enabled;
1144 break;
1145 case WPA_CIPHER_TKIP:
1146 encr = Ndis802_11Encryption2Enabled;
1147 break;
1148 case WPA_CIPHER_WEP40:
1149 case WPA_CIPHER_WEP104:
1150 encr = Ndis802_11Encryption1Enabled;
1151 break;
1152 case WPA_CIPHER_NONE:
1153 #ifdef CONFIG_WPS
1154 if (params->wps == WPS_MODE_PRIVACY) {
1155 encr = Ndis802_11Encryption1Enabled;
1156 break;
1157 }
1158 #endif /* CONFIG_WPS */
1159 if (params->group_suite == WPA_CIPHER_CCMP)
1160 encr = Ndis802_11Encryption3Enabled;
1161 else if (params->group_suite == WPA_CIPHER_TKIP)
1162 encr = Ndis802_11Encryption2Enabled;
1163 else
1164 encr = Ndis802_11EncryptionDisabled;
1165 break;
1166 default:
1167 #ifdef CONFIG_WPS
1168 if (params->wps == WPS_MODE_PRIVACY) {
1169 encr = Ndis802_11Encryption1Enabled;
1170 break;
1171 }
1172 #endif /* CONFIG_WPS */
1173 encr = Ndis802_11EncryptionDisabled;
1174 break;
1175 };
1176
1177 if (ndis_set_oid(drv, OID_802_11_PRIVACY_FILTER,
1178 (char *) &priv_mode, sizeof(priv_mode)) < 0) {
1179 wpa_printf(MSG_DEBUG, "NDIS: Failed to set "
1180 "OID_802_11_PRIVACY_FILTER (%d)",
1181 (int) priv_mode);
1182 /* Try to continue anyway */
1183 }
1184
1185 ndis_set_auth_mode(drv, auth_mode);
1186 ndis_set_encr_status(drv, encr);
1187
1188 if (params->bssid) {
1189 ndis_set_oid(drv, OID_802_11_BSSID, (char *) params->bssid,
1190 ETH_ALEN);
1191 drv->oid_bssid_set = 1;
1192 } else if (drv->oid_bssid_set) {
1193 ndis_set_oid(drv, OID_802_11_BSSID, "\xff\xff\xff\xff\xff\xff",
1194 ETH_ALEN);
1195 drv->oid_bssid_set = 0;
1196 }
1197
1198 return wpa_driver_ndis_set_ssid(drv, params->ssid, params->ssid_len);
1199 }
1200
1201
wpa_driver_ndis_set_pmkid(struct wpa_driver_ndis_data * drv)1202 static int wpa_driver_ndis_set_pmkid(struct wpa_driver_ndis_data *drv)
1203 {
1204 int len, count, i, ret;
1205 struct ndis_pmkid_entry *entry;
1206 NDIS_802_11_PMKID *p;
1207
1208 count = 0;
1209 entry = drv->pmkid;
1210 while (entry) {
1211 count++;
1212 if (count >= drv->no_of_pmkid)
1213 break;
1214 entry = entry->next;
1215 }
1216 len = 8 + count * sizeof(BSSID_INFO);
1217 p = os_zalloc(len);
1218 if (p == NULL)
1219 return -1;
1220
1221 p->Length = len;
1222 p->BSSIDInfoCount = count;
1223 entry = drv->pmkid;
1224 for (i = 0; i < count; i++) {
1225 os_memcpy(&p->BSSIDInfo[i].BSSID, entry->bssid, ETH_ALEN);
1226 os_memcpy(&p->BSSIDInfo[i].PMKID, entry->pmkid, 16);
1227 entry = entry->next;
1228 }
1229 wpa_hexdump(MSG_MSGDUMP, "NDIS: OID_802_11_PMKID", (u8 *) p, len);
1230 ret = ndis_set_oid(drv, OID_802_11_PMKID, (char *) p, len);
1231 os_free(p);
1232 return ret;
1233 }
1234
1235
wpa_driver_ndis_add_pmkid(void * priv,const u8 * bssid,const u8 * pmkid)1236 static int wpa_driver_ndis_add_pmkid(void *priv, const u8 *bssid,
1237 const u8 *pmkid)
1238 {
1239 struct wpa_driver_ndis_data *drv = priv;
1240 struct ndis_pmkid_entry *entry, *prev;
1241
1242 if (drv->no_of_pmkid == 0)
1243 return 0;
1244
1245 prev = NULL;
1246 entry = drv->pmkid;
1247 while (entry) {
1248 if (os_memcmp(entry->bssid, bssid, ETH_ALEN) == 0)
1249 break;
1250 prev = entry;
1251 entry = entry->next;
1252 }
1253
1254 if (entry) {
1255 /* Replace existing entry for this BSSID and move it into the
1256 * beginning of the list. */
1257 os_memcpy(entry->pmkid, pmkid, 16);
1258 if (prev) {
1259 prev->next = entry->next;
1260 entry->next = drv->pmkid;
1261 drv->pmkid = entry;
1262 }
1263 } else {
1264 entry = os_malloc(sizeof(*entry));
1265 if (entry) {
1266 os_memcpy(entry->bssid, bssid, ETH_ALEN);
1267 os_memcpy(entry->pmkid, pmkid, 16);
1268 entry->next = drv->pmkid;
1269 drv->pmkid = entry;
1270 }
1271 }
1272
1273 return wpa_driver_ndis_set_pmkid(drv);
1274 }
1275
1276
wpa_driver_ndis_remove_pmkid(void * priv,const u8 * bssid,const u8 * pmkid)1277 static int wpa_driver_ndis_remove_pmkid(void *priv, const u8 *bssid,
1278 const u8 *pmkid)
1279 {
1280 struct wpa_driver_ndis_data *drv = priv;
1281 struct ndis_pmkid_entry *entry, *prev;
1282
1283 if (drv->no_of_pmkid == 0)
1284 return 0;
1285
1286 entry = drv->pmkid;
1287 prev = NULL;
1288 while (entry) {
1289 if (os_memcmp(entry->bssid, bssid, ETH_ALEN) == 0 &&
1290 os_memcmp(entry->pmkid, pmkid, 16) == 0) {
1291 if (prev)
1292 prev->next = entry->next;
1293 else
1294 drv->pmkid = entry->next;
1295 os_free(entry);
1296 break;
1297 }
1298 prev = entry;
1299 entry = entry->next;
1300 }
1301 return wpa_driver_ndis_set_pmkid(drv);
1302 }
1303
1304
wpa_driver_ndis_flush_pmkid(void * priv)1305 static int wpa_driver_ndis_flush_pmkid(void *priv)
1306 {
1307 struct wpa_driver_ndis_data *drv = priv;
1308 NDIS_802_11_PMKID p;
1309 struct ndis_pmkid_entry *pmkid, *prev;
1310 int prev_authmode, ret;
1311
1312 if (drv->no_of_pmkid == 0)
1313 return 0;
1314
1315 pmkid = drv->pmkid;
1316 drv->pmkid = NULL;
1317 while (pmkid) {
1318 prev = pmkid;
1319 pmkid = pmkid->next;
1320 os_free(prev);
1321 }
1322
1323 /*
1324 * Some drivers may refuse OID_802_11_PMKID if authMode is not set to
1325 * WPA2, so change authMode temporarily, if needed.
1326 */
1327 prev_authmode = ndis_get_auth_mode(drv);
1328 if (prev_authmode != Ndis802_11AuthModeWPA2)
1329 ndis_set_auth_mode(drv, Ndis802_11AuthModeWPA2);
1330
1331 os_memset(&p, 0, sizeof(p));
1332 p.Length = 8;
1333 p.BSSIDInfoCount = 0;
1334 wpa_hexdump(MSG_MSGDUMP, "NDIS: OID_802_11_PMKID (flush)",
1335 (u8 *) &p, 8);
1336 ret = ndis_set_oid(drv, OID_802_11_PMKID, (char *) &p, 8);
1337
1338 if (prev_authmode != Ndis802_11AuthModeWPA2)
1339 ndis_set_auth_mode(drv, prev_authmode);
1340
1341 return ret;
1342 }
1343
1344
wpa_driver_ndis_get_associnfo(struct wpa_driver_ndis_data * drv)1345 static int wpa_driver_ndis_get_associnfo(struct wpa_driver_ndis_data *drv)
1346 {
1347 char buf[512], *pos;
1348 NDIS_802_11_ASSOCIATION_INFORMATION *ai;
1349 int len;
1350 union wpa_event_data data;
1351 NDIS_802_11_BSSID_LIST_EX *b;
1352 size_t blen, i;
1353
1354 len = ndis_get_oid(drv, OID_802_11_ASSOCIATION_INFORMATION, buf,
1355 sizeof(buf));
1356 if (len < 0) {
1357 wpa_printf(MSG_DEBUG, "NDIS: failed to get association "
1358 "information");
1359 return -1;
1360 }
1361 if (len > sizeof(buf)) {
1362 /* Some drivers seem to be producing incorrect length for this
1363 * data. Limit the length to the current buffer size to avoid
1364 * crashing in hexdump. The data seems to be otherwise valid,
1365 * so better try to use it. */
1366 wpa_printf(MSG_DEBUG, "NDIS: ignored bogus association "
1367 "information length %d", len);
1368 len = ndis_get_oid(drv, OID_802_11_ASSOCIATION_INFORMATION,
1369 buf, sizeof(buf));
1370 if (len < -1) {
1371 wpa_printf(MSG_DEBUG, "NDIS: re-reading association "
1372 "information failed");
1373 return -1;
1374 }
1375 if (len > sizeof(buf)) {
1376 wpa_printf(MSG_DEBUG, "NDIS: ignored bogus association"
1377 " information length %d (re-read)", len);
1378 len = sizeof(buf);
1379 }
1380 }
1381 wpa_hexdump(MSG_MSGDUMP, "NDIS: association information",
1382 (u8 *) buf, len);
1383 if (len < sizeof(*ai)) {
1384 wpa_printf(MSG_DEBUG, "NDIS: too short association "
1385 "information");
1386 return -1;
1387 }
1388 ai = (NDIS_802_11_ASSOCIATION_INFORMATION *) buf;
1389 wpa_printf(MSG_DEBUG, "NDIS: ReqFixed=0x%x RespFixed=0x%x off_req=%d "
1390 "off_resp=%d len_req=%d len_resp=%d",
1391 ai->AvailableRequestFixedIEs, ai->AvailableResponseFixedIEs,
1392 (int) ai->OffsetRequestIEs, (int) ai->OffsetResponseIEs,
1393 (int) ai->RequestIELength, (int) ai->ResponseIELength);
1394
1395 if (ai->OffsetRequestIEs + ai->RequestIELength > (unsigned) len ||
1396 ai->OffsetResponseIEs + ai->ResponseIELength > (unsigned) len) {
1397 wpa_printf(MSG_DEBUG, "NDIS: association information - "
1398 "IE overflow");
1399 return -1;
1400 }
1401
1402 wpa_hexdump(MSG_MSGDUMP, "NDIS: Request IEs",
1403 (u8 *) buf + ai->OffsetRequestIEs, ai->RequestIELength);
1404 wpa_hexdump(MSG_MSGDUMP, "NDIS: Response IEs",
1405 (u8 *) buf + ai->OffsetResponseIEs, ai->ResponseIELength);
1406
1407 os_memset(&data, 0, sizeof(data));
1408 data.assoc_info.req_ies = (u8 *) buf + ai->OffsetRequestIEs;
1409 data.assoc_info.req_ies_len = ai->RequestIELength;
1410 data.assoc_info.resp_ies = (u8 *) buf + ai->OffsetResponseIEs;
1411 data.assoc_info.resp_ies_len = ai->ResponseIELength;
1412
1413 blen = 65535;
1414 b = os_zalloc(blen);
1415 if (b == NULL)
1416 goto skip_scan_results;
1417 len = ndis_get_oid(drv, OID_802_11_BSSID_LIST, (char *) b, blen);
1418 if (len < 0) {
1419 wpa_printf(MSG_DEBUG, "NDIS: failed to get scan results");
1420 os_free(b);
1421 b = NULL;
1422 goto skip_scan_results;
1423 }
1424 wpa_printf(MSG_DEBUG, "NDIS: %d BSSID items to process for AssocInfo",
1425 (unsigned int) b->NumberOfItems);
1426
1427 pos = (char *) &b->Bssid[0];
1428 for (i = 0; i < b->NumberOfItems; i++) {
1429 NDIS_WLAN_BSSID_EX *bss = (NDIS_WLAN_BSSID_EX *) pos;
1430 if (os_memcmp(drv->bssid, bss->MacAddress, ETH_ALEN) == 0 &&
1431 bss->IELength > sizeof(NDIS_802_11_FIXED_IEs)) {
1432 data.assoc_info.beacon_ies =
1433 ((u8 *) bss->IEs) +
1434 sizeof(NDIS_802_11_FIXED_IEs);
1435 data.assoc_info.beacon_ies_len =
1436 bss->IELength - sizeof(NDIS_802_11_FIXED_IEs);
1437 wpa_hexdump(MSG_MSGDUMP, "NDIS: Beacon IEs",
1438 data.assoc_info.beacon_ies,
1439 data.assoc_info.beacon_ies_len);
1440 break;
1441 }
1442 pos += bss->Length;
1443 if (pos > (char *) b + blen)
1444 break;
1445 }
1446
1447 skip_scan_results:
1448 wpa_supplicant_event(drv->ctx, EVENT_ASSOCINFO, &data);
1449
1450 os_free(b);
1451
1452 return 0;
1453 }
1454
1455
wpa_driver_ndis_poll_timeout(void * eloop_ctx,void * timeout_ctx)1456 static void wpa_driver_ndis_poll_timeout(void *eloop_ctx, void *timeout_ctx)
1457 {
1458 struct wpa_driver_ndis_data *drv = eloop_ctx;
1459 u8 bssid[ETH_ALEN];
1460 int poll;
1461
1462 if (drv->wired)
1463 return;
1464
1465 if (wpa_driver_ndis_get_bssid(drv, bssid)) {
1466 /* Disconnected */
1467 if (!is_zero_ether_addr(drv->bssid)) {
1468 os_memset(drv->bssid, 0, ETH_ALEN);
1469 wpa_supplicant_event(drv->ctx, EVENT_DISASSOC, NULL);
1470 }
1471 } else {
1472 /* Connected */
1473 if (os_memcmp(drv->bssid, bssid, ETH_ALEN) != 0) {
1474 os_memcpy(drv->bssid, bssid, ETH_ALEN);
1475 wpa_driver_ndis_get_associnfo(drv);
1476 wpa_supplicant_event(drv->ctx, EVENT_ASSOC, NULL);
1477 }
1478 }
1479
1480 /* When using integrated NDIS event receiver, we can skip BSSID
1481 * polling when using infrastructure network. However, when using
1482 * IBSS mode, many driver do not seem to generate connection event,
1483 * so we need to enable BSSID polling to figure out when IBSS network
1484 * has been formed.
1485 */
1486 poll = drv->mode == IEEE80211_MODE_IBSS;
1487 #ifndef CONFIG_NDIS_EVENTS_INTEGRATED
1488 #ifndef _WIN32_WCE
1489 poll = 1;
1490 #endif /* _WIN32_WCE */
1491 #endif /* CONFIG_NDIS_EVENTS_INTEGRATED */
1492
1493 if (poll) {
1494 eloop_register_timeout(1, 0, wpa_driver_ndis_poll_timeout,
1495 drv, NULL);
1496 }
1497 }
1498
1499
wpa_driver_ndis_poll(void * priv)1500 static void wpa_driver_ndis_poll(void *priv)
1501 {
1502 struct wpa_driver_ndis_data *drv = priv;
1503 eloop_cancel_timeout(wpa_driver_ndis_poll_timeout, drv, NULL);
1504 wpa_driver_ndis_poll_timeout(drv, NULL);
1505 }
1506
1507
1508 /* Called when driver generates Media Connect Event by calling
1509 * NdisMIndicateStatus() with NDIS_STATUS_MEDIA_CONNECT */
wpa_driver_ndis_event_connect(struct wpa_driver_ndis_data * drv)1510 void wpa_driver_ndis_event_connect(struct wpa_driver_ndis_data *drv)
1511 {
1512 wpa_printf(MSG_DEBUG, "NDIS: Media Connect Event");
1513 if (wpa_driver_ndis_get_bssid(drv, drv->bssid) == 0) {
1514 wpa_driver_ndis_get_associnfo(drv);
1515 wpa_supplicant_event(drv->ctx, EVENT_ASSOC, NULL);
1516 }
1517 }
1518
1519
1520 /* Called when driver generates Media Disconnect Event by calling
1521 * NdisMIndicateStatus() with NDIS_STATUS_MEDIA_DISCONNECT */
wpa_driver_ndis_event_disconnect(struct wpa_driver_ndis_data * drv)1522 void wpa_driver_ndis_event_disconnect(struct wpa_driver_ndis_data *drv)
1523 {
1524 wpa_printf(MSG_DEBUG, "NDIS: Media Disconnect Event");
1525 os_memset(drv->bssid, 0, ETH_ALEN);
1526 wpa_supplicant_event(drv->ctx, EVENT_DISASSOC, NULL);
1527 }
1528
1529
wpa_driver_ndis_event_auth(struct wpa_driver_ndis_data * drv,const u8 * data,size_t data_len)1530 static void wpa_driver_ndis_event_auth(struct wpa_driver_ndis_data *drv,
1531 const u8 *data, size_t data_len)
1532 {
1533 NDIS_802_11_AUTHENTICATION_REQUEST *req;
1534 int pairwise = 0, group = 0;
1535 union wpa_event_data event;
1536
1537 if (data_len < sizeof(*req)) {
1538 wpa_printf(MSG_DEBUG, "NDIS: Too short Authentication Request "
1539 "Event (len=%d)", data_len);
1540 return;
1541 }
1542 req = (NDIS_802_11_AUTHENTICATION_REQUEST *) data;
1543
1544 wpa_printf(MSG_DEBUG, "NDIS: Authentication Request Event: "
1545 "Bssid " MACSTR " Flags 0x%x",
1546 MAC2STR(req->Bssid), (int) req->Flags);
1547
1548 if ((req->Flags & NDIS_802_11_AUTH_REQUEST_PAIRWISE_ERROR) ==
1549 NDIS_802_11_AUTH_REQUEST_PAIRWISE_ERROR)
1550 pairwise = 1;
1551 else if ((req->Flags & NDIS_802_11_AUTH_REQUEST_GROUP_ERROR) ==
1552 NDIS_802_11_AUTH_REQUEST_GROUP_ERROR)
1553 group = 1;
1554
1555 if (pairwise || group) {
1556 os_memset(&event, 0, sizeof(event));
1557 event.michael_mic_failure.unicast = pairwise;
1558 wpa_supplicant_event(drv->ctx, EVENT_MICHAEL_MIC_FAILURE,
1559 &event);
1560 }
1561 }
1562
1563
wpa_driver_ndis_event_pmkid(struct wpa_driver_ndis_data * drv,const u8 * data,size_t data_len)1564 static void wpa_driver_ndis_event_pmkid(struct wpa_driver_ndis_data *drv,
1565 const u8 *data, size_t data_len)
1566 {
1567 NDIS_802_11_PMKID_CANDIDATE_LIST *pmkid;
1568 size_t i;
1569 union wpa_event_data event;
1570
1571 if (data_len < 8) {
1572 wpa_printf(MSG_DEBUG, "NDIS: Too short PMKID Candidate List "
1573 "Event (len=%d)", data_len);
1574 return;
1575 }
1576 pmkid = (NDIS_802_11_PMKID_CANDIDATE_LIST *) data;
1577 wpa_printf(MSG_DEBUG, "NDIS: PMKID Candidate List Event - Version %d "
1578 "NumCandidates %d",
1579 (int) pmkid->Version, (int) pmkid->NumCandidates);
1580
1581 if (pmkid->Version != 1) {
1582 wpa_printf(MSG_DEBUG, "NDIS: Unsupported PMKID Candidate List "
1583 "Version %d", (int) pmkid->Version);
1584 return;
1585 }
1586
1587 if (data_len < 8 + pmkid->NumCandidates * sizeof(PMKID_CANDIDATE)) {
1588 wpa_printf(MSG_DEBUG, "NDIS: PMKID Candidate List underflow");
1589 return;
1590 }
1591
1592 os_memset(&event, 0, sizeof(event));
1593 for (i = 0; i < pmkid->NumCandidates; i++) {
1594 PMKID_CANDIDATE *p = &pmkid->CandidateList[i];
1595 wpa_printf(MSG_DEBUG, "NDIS: %d: " MACSTR " Flags 0x%x",
1596 i, MAC2STR(p->BSSID), (int) p->Flags);
1597 os_memcpy(event.pmkid_candidate.bssid, p->BSSID, ETH_ALEN);
1598 event.pmkid_candidate.index = i;
1599 event.pmkid_candidate.preauth =
1600 p->Flags & NDIS_802_11_PMKID_CANDIDATE_PREAUTH_ENABLED;
1601 wpa_supplicant_event(drv->ctx, EVENT_PMKID_CANDIDATE,
1602 &event);
1603 }
1604 }
1605
1606
1607 /* Called when driver calls NdisMIndicateStatus() with
1608 * NDIS_STATUS_MEDIA_SPECIFIC_INDICATION */
wpa_driver_ndis_event_media_specific(struct wpa_driver_ndis_data * drv,const u8 * data,size_t data_len)1609 void wpa_driver_ndis_event_media_specific(struct wpa_driver_ndis_data *drv,
1610 const u8 *data, size_t data_len)
1611 {
1612 NDIS_802_11_STATUS_INDICATION *status;
1613
1614 if (data == NULL || data_len < sizeof(*status))
1615 return;
1616
1617 wpa_hexdump(MSG_DEBUG, "NDIS: Media Specific Indication",
1618 data, data_len);
1619
1620 status = (NDIS_802_11_STATUS_INDICATION *) data;
1621 data += sizeof(status);
1622 data_len -= sizeof(status);
1623
1624 switch (status->StatusType) {
1625 case Ndis802_11StatusType_Authentication:
1626 wpa_driver_ndis_event_auth(drv, data, data_len);
1627 break;
1628 case Ndis802_11StatusType_PMKID_CandidateList:
1629 wpa_driver_ndis_event_pmkid(drv, data, data_len);
1630 break;
1631 default:
1632 wpa_printf(MSG_DEBUG, "NDIS: Unknown StatusType %d",
1633 (int) status->StatusType);
1634 break;
1635 }
1636 }
1637
1638
1639 /* Called when an adapter is added */
wpa_driver_ndis_event_adapter_arrival(struct wpa_driver_ndis_data * drv)1640 void wpa_driver_ndis_event_adapter_arrival(struct wpa_driver_ndis_data *drv)
1641 {
1642 union wpa_event_data event;
1643 int i;
1644
1645 wpa_printf(MSG_DEBUG, "NDIS: Notify Adapter Arrival");
1646
1647 for (i = 0; i < 30; i++) {
1648 /* Re-open Packet32/NDISUIO connection */
1649 wpa_driver_ndis_adapter_close(drv);
1650 if (wpa_driver_ndis_adapter_init(drv) < 0 ||
1651 wpa_driver_ndis_adapter_open(drv) < 0) {
1652 wpa_printf(MSG_DEBUG, "NDIS: Driver re-initialization "
1653 "(%d) failed", i);
1654 os_sleep(1, 0);
1655 } else {
1656 wpa_printf(MSG_DEBUG, "NDIS: Driver re-initialized");
1657 break;
1658 }
1659 }
1660
1661 os_memset(&event, 0, sizeof(event));
1662 os_strlcpy(event.interface_status.ifname, drv->ifname,
1663 sizeof(event.interface_status.ifname));
1664 event.interface_status.ievent = EVENT_INTERFACE_ADDED;
1665 wpa_supplicant_event(drv->ctx, EVENT_INTERFACE_STATUS, &event);
1666 }
1667
1668
1669 /* Called when an adapter is removed */
wpa_driver_ndis_event_adapter_removal(struct wpa_driver_ndis_data * drv)1670 void wpa_driver_ndis_event_adapter_removal(struct wpa_driver_ndis_data *drv)
1671 {
1672 union wpa_event_data event;
1673
1674 wpa_printf(MSG_DEBUG, "NDIS: Notify Adapter Removal");
1675 os_memset(&event, 0, sizeof(event));
1676 os_strlcpy(event.interface_status.ifname, drv->ifname,
1677 sizeof(event.interface_status.ifname));
1678 event.interface_status.ievent = EVENT_INTERFACE_REMOVED;
1679 wpa_supplicant_event(drv->ctx, EVENT_INTERFACE_STATUS, &event);
1680 }
1681
1682
1683 static void
wpa_driver_ndis_get_wpa_capability(struct wpa_driver_ndis_data * drv)1684 wpa_driver_ndis_get_wpa_capability(struct wpa_driver_ndis_data *drv)
1685 {
1686 wpa_printf(MSG_DEBUG, "NDIS: verifying driver WPA capability");
1687
1688 if (ndis_set_auth_mode(drv, Ndis802_11AuthModeWPA) == 0 &&
1689 ndis_get_auth_mode(drv) == Ndis802_11AuthModeWPA) {
1690 wpa_printf(MSG_DEBUG, "NDIS: WPA key management supported");
1691 drv->capa.key_mgmt |= WPA_DRIVER_CAPA_KEY_MGMT_WPA;
1692 }
1693
1694 if (ndis_set_auth_mode(drv, Ndis802_11AuthModeWPAPSK) == 0 &&
1695 ndis_get_auth_mode(drv) == Ndis802_11AuthModeWPAPSK) {
1696 wpa_printf(MSG_DEBUG, "NDIS: WPA-PSK key management "
1697 "supported");
1698 drv->capa.key_mgmt |= WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK;
1699 }
1700
1701 if (ndis_set_encr_status(drv, Ndis802_11Encryption3Enabled) == 0 &&
1702 ndis_get_encr_status(drv) == Ndis802_11Encryption3KeyAbsent) {
1703 wpa_printf(MSG_DEBUG, "NDIS: CCMP encryption supported");
1704 drv->capa.enc |= WPA_DRIVER_CAPA_ENC_CCMP;
1705 }
1706
1707 if (ndis_set_encr_status(drv, Ndis802_11Encryption2Enabled) == 0 &&
1708 ndis_get_encr_status(drv) == Ndis802_11Encryption2KeyAbsent) {
1709 wpa_printf(MSG_DEBUG, "NDIS: TKIP encryption supported");
1710 drv->capa.enc |= WPA_DRIVER_CAPA_ENC_TKIP;
1711 }
1712
1713 if (ndis_set_encr_status(drv, Ndis802_11Encryption1Enabled) == 0 &&
1714 ndis_get_encr_status(drv) == Ndis802_11Encryption1KeyAbsent) {
1715 wpa_printf(MSG_DEBUG, "NDIS: WEP encryption supported");
1716 drv->capa.enc |= WPA_DRIVER_CAPA_ENC_WEP40 |
1717 WPA_DRIVER_CAPA_ENC_WEP104;
1718 }
1719
1720 if (ndis_set_auth_mode(drv, Ndis802_11AuthModeShared) == 0 &&
1721 ndis_get_auth_mode(drv) == Ndis802_11AuthModeShared) {
1722 drv->capa.auth |= WPA_DRIVER_AUTH_SHARED;
1723 }
1724
1725 if (ndis_set_auth_mode(drv, Ndis802_11AuthModeOpen) == 0 &&
1726 ndis_get_auth_mode(drv) == Ndis802_11AuthModeOpen) {
1727 drv->capa.auth |= WPA_DRIVER_AUTH_OPEN;
1728 }
1729
1730 ndis_set_encr_status(drv, Ndis802_11EncryptionDisabled);
1731
1732 /* Could also verify OID_802_11_ADD_KEY error reporting and
1733 * support for OID_802_11_ASSOCIATION_INFORMATION. */
1734
1735 if (drv->capa.key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_WPA &&
1736 drv->capa.enc & (WPA_DRIVER_CAPA_ENC_TKIP |
1737 WPA_DRIVER_CAPA_ENC_CCMP)) {
1738 wpa_printf(MSG_DEBUG, "NDIS: driver supports WPA");
1739 drv->has_capability = 1;
1740 } else {
1741 wpa_printf(MSG_DEBUG, "NDIS: no WPA support found");
1742 }
1743
1744 wpa_printf(MSG_DEBUG, "NDIS: driver capabilities: key_mgmt 0x%x "
1745 "enc 0x%x auth 0x%x",
1746 drv->capa.key_mgmt, drv->capa.enc, drv->capa.auth);
1747 }
1748
1749
wpa_driver_ndis_get_capability(struct wpa_driver_ndis_data * drv)1750 static void wpa_driver_ndis_get_capability(struct wpa_driver_ndis_data *drv)
1751 {
1752 char buf[512];
1753 int len;
1754 size_t i;
1755 NDIS_802_11_CAPABILITY *c;
1756
1757 drv->capa.flags = WPA_DRIVER_FLAGS_DRIVER_IE;
1758
1759 len = ndis_get_oid(drv, OID_802_11_CAPABILITY, buf, sizeof(buf));
1760 if (len < 0) {
1761 wpa_driver_ndis_get_wpa_capability(drv);
1762 return;
1763 }
1764
1765 wpa_hexdump(MSG_MSGDUMP, "OID_802_11_CAPABILITY", (u8 *) buf, len);
1766 c = (NDIS_802_11_CAPABILITY *) buf;
1767 if (len < sizeof(*c) || c->Version != 2) {
1768 wpa_printf(MSG_DEBUG, "NDIS: unsupported "
1769 "OID_802_11_CAPABILITY data");
1770 return;
1771 }
1772 wpa_printf(MSG_DEBUG, "NDIS: Driver supports OID_802_11_CAPABILITY - "
1773 "NoOfPMKIDs %d NoOfAuthEncrPairs %d",
1774 (int) c->NoOfPMKIDs,
1775 (int) c->NoOfAuthEncryptPairsSupported);
1776 drv->has_capability = 1;
1777 drv->no_of_pmkid = c->NoOfPMKIDs;
1778 for (i = 0; i < c->NoOfAuthEncryptPairsSupported; i++) {
1779 NDIS_802_11_AUTHENTICATION_ENCRYPTION *ae;
1780 ae = &c->AuthenticationEncryptionSupported[i];
1781 if ((char *) (ae + 1) > buf + len) {
1782 wpa_printf(MSG_DEBUG, "NDIS: auth/encr pair list "
1783 "overflow");
1784 break;
1785 }
1786 wpa_printf(MSG_MSGDUMP, "NDIS: %d - auth %d encr %d",
1787 i, (int) ae->AuthModeSupported,
1788 (int) ae->EncryptStatusSupported);
1789 switch (ae->AuthModeSupported) {
1790 case Ndis802_11AuthModeOpen:
1791 drv->capa.auth |= WPA_DRIVER_AUTH_OPEN;
1792 break;
1793 case Ndis802_11AuthModeShared:
1794 drv->capa.auth |= WPA_DRIVER_AUTH_SHARED;
1795 break;
1796 case Ndis802_11AuthModeWPA:
1797 drv->capa.key_mgmt |= WPA_DRIVER_CAPA_KEY_MGMT_WPA;
1798 break;
1799 case Ndis802_11AuthModeWPAPSK:
1800 drv->capa.key_mgmt |= WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK;
1801 break;
1802 case Ndis802_11AuthModeWPA2:
1803 drv->capa.key_mgmt |= WPA_DRIVER_CAPA_KEY_MGMT_WPA2;
1804 break;
1805 case Ndis802_11AuthModeWPA2PSK:
1806 drv->capa.key_mgmt |=
1807 WPA_DRIVER_CAPA_KEY_MGMT_WPA2_PSK;
1808 break;
1809 case Ndis802_11AuthModeWPANone:
1810 drv->capa.key_mgmt |=
1811 WPA_DRIVER_CAPA_KEY_MGMT_WPA_NONE;
1812 break;
1813 default:
1814 break;
1815 }
1816 switch (ae->EncryptStatusSupported) {
1817 case Ndis802_11Encryption1Enabled:
1818 drv->capa.enc |= WPA_DRIVER_CAPA_ENC_WEP40;
1819 drv->capa.enc |= WPA_DRIVER_CAPA_ENC_WEP104;
1820 break;
1821 case Ndis802_11Encryption2Enabled:
1822 drv->capa.enc |= WPA_DRIVER_CAPA_ENC_TKIP;
1823 break;
1824 case Ndis802_11Encryption3Enabled:
1825 drv->capa.enc |= WPA_DRIVER_CAPA_ENC_CCMP;
1826 break;
1827 default:
1828 break;
1829 }
1830 }
1831
1832 wpa_printf(MSG_DEBUG, "NDIS: driver capabilities: key_mgmt 0x%x "
1833 "enc 0x%x auth 0x%x",
1834 drv->capa.key_mgmt, drv->capa.enc, drv->capa.auth);
1835 }
1836
1837
wpa_driver_ndis_get_capa(void * priv,struct wpa_driver_capa * capa)1838 static int wpa_driver_ndis_get_capa(void *priv, struct wpa_driver_capa *capa)
1839 {
1840 struct wpa_driver_ndis_data *drv = priv;
1841 if (!drv->has_capability)
1842 return -1;
1843 os_memcpy(capa, &drv->capa, sizeof(*capa));
1844 return 0;
1845 }
1846
1847
wpa_driver_ndis_get_ifname(void * priv)1848 static const char * wpa_driver_ndis_get_ifname(void *priv)
1849 {
1850 struct wpa_driver_ndis_data *drv = priv;
1851 return drv->ifname;
1852 }
1853
1854
wpa_driver_ndis_get_mac_addr(void * priv)1855 static const u8 * wpa_driver_ndis_get_mac_addr(void *priv)
1856 {
1857 struct wpa_driver_ndis_data *drv = priv;
1858 return drv->own_addr;
1859 }
1860
1861
1862 #ifdef _WIN32_WCE
1863
1864 #define NDISUIO_MSG_SIZE (sizeof(NDISUIO_DEVICE_NOTIFICATION) + 512)
1865
ndisuio_notification_receive(void * eloop_data,void * user_ctx)1866 static void ndisuio_notification_receive(void *eloop_data, void *user_ctx)
1867 {
1868 struct wpa_driver_ndis_data *drv = eloop_data;
1869 NDISUIO_DEVICE_NOTIFICATION *hdr;
1870 u8 buf[NDISUIO_MSG_SIZE];
1871 DWORD len, flags;
1872
1873 if (!ReadMsgQueue(drv->event_queue, buf, NDISUIO_MSG_SIZE, &len, 0,
1874 &flags)) {
1875 wpa_printf(MSG_DEBUG, "ndisuio_notification_receive: "
1876 "ReadMsgQueue failed: %d", (int) GetLastError());
1877 return;
1878 }
1879
1880 if (len < sizeof(NDISUIO_DEVICE_NOTIFICATION)) {
1881 wpa_printf(MSG_DEBUG, "ndisuio_notification_receive: "
1882 "Too short message (len=%d)", (int) len);
1883 return;
1884 }
1885
1886 hdr = (NDISUIO_DEVICE_NOTIFICATION *) buf;
1887 wpa_printf(MSG_DEBUG, "NDIS: Notification received: len=%d type=0x%x",
1888 (int) len, hdr->dwNotificationType);
1889
1890 switch (hdr->dwNotificationType) {
1891 #ifdef NDISUIO_NOTIFICATION_ADAPTER_ARRIVAL
1892 case NDISUIO_NOTIFICATION_ADAPTER_ARRIVAL:
1893 wpa_printf(MSG_DEBUG, "NDIS: ADAPTER_ARRIVAL");
1894 wpa_driver_ndis_event_adapter_arrival(drv);
1895 break;
1896 #endif
1897 #ifdef NDISUIO_NOTIFICATION_ADAPTER_REMOVAL
1898 case NDISUIO_NOTIFICATION_ADAPTER_REMOVAL:
1899 wpa_printf(MSG_DEBUG, "NDIS: ADAPTER_REMOVAL");
1900 wpa_driver_ndis_event_adapter_removal(drv);
1901 break;
1902 #endif
1903 case NDISUIO_NOTIFICATION_MEDIA_CONNECT:
1904 wpa_printf(MSG_DEBUG, "NDIS: MEDIA_CONNECT");
1905 SetEvent(drv->connected_event);
1906 wpa_driver_ndis_event_connect(drv);
1907 break;
1908 case NDISUIO_NOTIFICATION_MEDIA_DISCONNECT:
1909 ResetEvent(drv->connected_event);
1910 wpa_printf(MSG_DEBUG, "NDIS: MEDIA_DISCONNECT");
1911 wpa_driver_ndis_event_disconnect(drv);
1912 break;
1913 case NDISUIO_NOTIFICATION_MEDIA_SPECIFIC_NOTIFICATION:
1914 wpa_printf(MSG_DEBUG, "NDIS: MEDIA_SPECIFIC_NOTIFICATION");
1915 #if _WIN32_WCE == 420 || _WIN32_WCE == 0x420
1916 wpa_driver_ndis_event_media_specific(
1917 drv, hdr->pvStatusBuffer, hdr->uiStatusBufferSize);
1918 #else
1919 wpa_driver_ndis_event_media_specific(
1920 drv, ((const u8 *) hdr) + hdr->uiOffsetToStatusBuffer,
1921 (size_t) hdr->uiStatusBufferSize);
1922 #endif
1923 break;
1924 default:
1925 wpa_printf(MSG_DEBUG, "NDIS: Unknown notification type 0x%x",
1926 hdr->dwNotificationType);
1927 break;
1928 }
1929 }
1930
1931
ndisuio_notification_deinit(struct wpa_driver_ndis_data * drv)1932 static void ndisuio_notification_deinit(struct wpa_driver_ndis_data *drv)
1933 {
1934 NDISUIO_REQUEST_NOTIFICATION req;
1935
1936 memset(&req, 0, sizeof(req));
1937 req.hMsgQueue = drv->event_queue;
1938 req.dwNotificationTypes = 0;
1939
1940 if (!DeviceIoControl(drv->ndisuio, IOCTL_NDISUIO_REQUEST_NOTIFICATION,
1941 &req, sizeof(req), NULL, 0, NULL, NULL)) {
1942 wpa_printf(MSG_INFO, "ndisuio_notification_deinit: "
1943 "IOCTL_NDISUIO_REQUEST_NOTIFICATION failed: %d",
1944 (int) GetLastError());
1945 }
1946
1947 if (!DeviceIoControl(drv->ndisuio, IOCTL_NDISUIO_CANCEL_NOTIFICATION,
1948 NULL, 0, NULL, 0, NULL, NULL)) {
1949 wpa_printf(MSG_INFO, "ndisuio_notification_deinit: "
1950 "IOCTL_NDISUIO_CANCEL_NOTIFICATION failed: %d",
1951 (int) GetLastError());
1952 }
1953
1954 if (drv->event_queue) {
1955 eloop_unregister_event(drv->event_queue,
1956 sizeof(drv->event_queue));
1957 CloseHandle(drv->event_queue);
1958 drv->event_queue = NULL;
1959 }
1960
1961 if (drv->connected_event) {
1962 CloseHandle(drv->connected_event);
1963 drv->connected_event = NULL;
1964 }
1965 }
1966
1967
ndisuio_notification_init(struct wpa_driver_ndis_data * drv)1968 static int ndisuio_notification_init(struct wpa_driver_ndis_data *drv)
1969 {
1970 MSGQUEUEOPTIONS opt;
1971 NDISUIO_REQUEST_NOTIFICATION req;
1972
1973 drv->connected_event =
1974 CreateEvent(NULL, TRUE, FALSE, TEXT("WpaSupplicantConnected"));
1975 if (drv->connected_event == NULL) {
1976 wpa_printf(MSG_INFO, "ndisuio_notification_init: "
1977 "CreateEvent failed: %d",
1978 (int) GetLastError());
1979 return -1;
1980 }
1981
1982 memset(&opt, 0, sizeof(opt));
1983 opt.dwSize = sizeof(opt);
1984 opt.dwMaxMessages = 5;
1985 opt.cbMaxMessage = NDISUIO_MSG_SIZE;
1986 opt.bReadAccess = TRUE;
1987
1988 drv->event_queue = CreateMsgQueue(NULL, &opt);
1989 if (drv->event_queue == NULL) {
1990 wpa_printf(MSG_INFO, "ndisuio_notification_init: "
1991 "CreateMsgQueue failed: %d",
1992 (int) GetLastError());
1993 ndisuio_notification_deinit(drv);
1994 return -1;
1995 }
1996
1997 memset(&req, 0, sizeof(req));
1998 req.hMsgQueue = drv->event_queue;
1999 req.dwNotificationTypes =
2000 #ifdef NDISUIO_NOTIFICATION_ADAPTER_ARRIVAL
2001 NDISUIO_NOTIFICATION_ADAPTER_ARRIVAL |
2002 #endif
2003 #ifdef NDISUIO_NOTIFICATION_ADAPTER_REMOVAL
2004 NDISUIO_NOTIFICATION_ADAPTER_REMOVAL |
2005 #endif
2006 NDISUIO_NOTIFICATION_MEDIA_CONNECT |
2007 NDISUIO_NOTIFICATION_MEDIA_DISCONNECT |
2008 NDISUIO_NOTIFICATION_MEDIA_SPECIFIC_NOTIFICATION;
2009
2010 if (!DeviceIoControl(drv->ndisuio, IOCTL_NDISUIO_REQUEST_NOTIFICATION,
2011 &req, sizeof(req), NULL, 0, NULL, NULL)) {
2012 wpa_printf(MSG_INFO, "ndisuio_notification_init: "
2013 "IOCTL_NDISUIO_REQUEST_NOTIFICATION failed: %d",
2014 (int) GetLastError());
2015 ndisuio_notification_deinit(drv);
2016 return -1;
2017 }
2018
2019 eloop_register_event(drv->event_queue, sizeof(drv->event_queue),
2020 ndisuio_notification_receive, drv, NULL);
2021
2022 return 0;
2023 }
2024 #endif /* _WIN32_WCE */
2025
2026
wpa_driver_ndis_get_names(struct wpa_driver_ndis_data * drv)2027 static int wpa_driver_ndis_get_names(struct wpa_driver_ndis_data *drv)
2028 {
2029 #ifdef CONFIG_USE_NDISUIO
2030 NDISUIO_QUERY_BINDING *b;
2031 size_t blen = sizeof(*b) + 1024;
2032 int i, error, found = 0;
2033 DWORD written;
2034 char name[256], desc[256], *dpos;
2035 WCHAR *pos;
2036 size_t j, len, dlen;
2037
2038 b = os_malloc(blen);
2039 if (b == NULL)
2040 return -1;
2041
2042 for (i = 0; ; i++) {
2043 os_memset(b, 0, blen);
2044 b->BindingIndex = i;
2045 if (!DeviceIoControl(drv->ndisuio, IOCTL_NDISUIO_QUERY_BINDING,
2046 b, sizeof(NDISUIO_QUERY_BINDING), b, blen,
2047 &written, NULL)) {
2048 error = (int) GetLastError();
2049 if (error == ERROR_NO_MORE_ITEMS)
2050 break;
2051 wpa_printf(MSG_DEBUG, "IOCTL_NDISUIO_QUERY_BINDING "
2052 "failed: %d", error);
2053 break;
2054 }
2055
2056 pos = (WCHAR *) ((char *) b + b->DeviceNameOffset);
2057 len = b->DeviceNameLength;
2058 if (len >= sizeof(name))
2059 len = sizeof(name) - 1;
2060 for (j = 0; j < len; j++)
2061 name[j] = (char) pos[j];
2062 name[len] = '\0';
2063
2064 pos = (WCHAR *) ((char *) b + b->DeviceDescrOffset);
2065 len = b->DeviceDescrLength;
2066 if (len >= sizeof(desc))
2067 len = sizeof(desc) - 1;
2068 for (j = 0; j < len; j++)
2069 desc[j] = (char) pos[j];
2070 desc[len] = '\0';
2071
2072 wpa_printf(MSG_DEBUG, "NDIS: %d - %s - %s", i, name, desc);
2073
2074 if (os_strstr(name, drv->ifname)) {
2075 wpa_printf(MSG_DEBUG, "NDIS: Interface name match");
2076 found = 1;
2077 break;
2078 }
2079
2080 if (os_strncmp(desc, drv->ifname, os_strlen(drv->ifname)) == 0)
2081 {
2082 wpa_printf(MSG_DEBUG, "NDIS: Interface description "
2083 "match");
2084 found = 1;
2085 break;
2086 }
2087 }
2088
2089 if (!found) {
2090 wpa_printf(MSG_DEBUG, "NDIS: Could not find interface '%s'",
2091 drv->ifname);
2092 os_free(b);
2093 return -1;
2094 }
2095
2096 os_strlcpy(drv->ifname,
2097 os_strncmp(name, "\\DEVICE\\", 8) == 0 ? name + 8 : name,
2098 sizeof(drv->ifname));
2099 #ifdef _WIN32_WCE
2100 drv->adapter_name = wpa_strdup_tchar(drv->ifname);
2101 if (drv->adapter_name == NULL) {
2102 wpa_printf(MSG_ERROR, "NDIS: Failed to allocate memory for "
2103 "adapter name");
2104 os_free(b);
2105 return -1;
2106 }
2107 #endif /* _WIN32_WCE */
2108
2109 dpos = os_strstr(desc, " - ");
2110 if (dpos)
2111 dlen = dpos - desc;
2112 else
2113 dlen = os_strlen(desc);
2114 drv->adapter_desc = dup_binstr(desc, dlen);
2115 os_free(b);
2116 if (drv->adapter_desc == NULL)
2117 return -1;
2118
2119 wpa_printf(MSG_DEBUG, "NDIS: Adapter description prefix '%s'",
2120 drv->adapter_desc);
2121
2122 return 0;
2123 #else /* CONFIG_USE_NDISUIO */
2124 PTSTR _names;
2125 char *names, *pos, *pos2;
2126 ULONG len;
2127 BOOLEAN res;
2128 #define MAX_ADAPTERS 32
2129 char *name[MAX_ADAPTERS];
2130 char *desc[MAX_ADAPTERS];
2131 int num_name, num_desc, i, found_name, found_desc;
2132 size_t dlen;
2133
2134 wpa_printf(MSG_DEBUG, "NDIS: Packet.dll version: %s",
2135 PacketGetVersion());
2136
2137 len = 8192;
2138 _names = os_zalloc(len);
2139 if (_names == NULL)
2140 return -1;
2141
2142 res = PacketGetAdapterNames(_names, &len);
2143 if (!res && len > 8192) {
2144 os_free(_names);
2145 _names = os_zalloc(len);
2146 if (_names == NULL)
2147 return -1;
2148 res = PacketGetAdapterNames(_names, &len);
2149 }
2150
2151 if (!res) {
2152 wpa_printf(MSG_ERROR, "NDIS: Failed to get adapter list "
2153 "(PacketGetAdapterNames)");
2154 os_free(_names);
2155 return -1;
2156 }
2157
2158 names = (char *) _names;
2159 if (names[0] && names[1] == '\0' && names[2] && names[3] == '\0') {
2160 wpa_printf(MSG_DEBUG, "NDIS: Looks like adapter names are in "
2161 "UNICODE");
2162 /* Convert to ASCII */
2163 pos2 = pos = names;
2164 while (pos2 < names + len) {
2165 if (pos2[0] == '\0' && pos2[1] == '\0' &&
2166 pos2[2] == '\0' && pos2[3] == '\0') {
2167 pos2 += 4;
2168 break;
2169 }
2170 *pos++ = pos2[0];
2171 pos2 += 2;
2172 }
2173 os_memcpy(pos + 2, names, pos - names);
2174 pos += 2;
2175 } else
2176 pos = names;
2177
2178 num_name = 0;
2179 while (pos < names + len) {
2180 name[num_name] = pos;
2181 while (*pos && pos < names + len)
2182 pos++;
2183 if (pos + 1 >= names + len) {
2184 os_free(names);
2185 return -1;
2186 }
2187 pos++;
2188 num_name++;
2189 if (num_name >= MAX_ADAPTERS) {
2190 wpa_printf(MSG_DEBUG, "NDIS: Too many adapters");
2191 os_free(names);
2192 return -1;
2193 }
2194 if (*pos == '\0') {
2195 wpa_printf(MSG_DEBUG, "NDIS: %d adapter names found",
2196 num_name);
2197 pos++;
2198 break;
2199 }
2200 }
2201
2202 num_desc = 0;
2203 while (pos < names + len) {
2204 desc[num_desc] = pos;
2205 while (*pos && pos < names + len)
2206 pos++;
2207 if (pos + 1 >= names + len) {
2208 os_free(names);
2209 return -1;
2210 }
2211 pos++;
2212 num_desc++;
2213 if (num_desc >= MAX_ADAPTERS) {
2214 wpa_printf(MSG_DEBUG, "NDIS: Too many adapter "
2215 "descriptions");
2216 os_free(names);
2217 return -1;
2218 }
2219 if (*pos == '\0') {
2220 wpa_printf(MSG_DEBUG, "NDIS: %d adapter descriptions "
2221 "found", num_name);
2222 pos++;
2223 break;
2224 }
2225 }
2226
2227 /*
2228 * Windows 98 with Packet.dll 3.0 alpha3 does not include adapter
2229 * descriptions. Fill in dummy descriptors to work around this.
2230 */
2231 while (num_desc < num_name)
2232 desc[num_desc++] = "dummy description";
2233
2234 if (num_name != num_desc) {
2235 wpa_printf(MSG_DEBUG, "NDIS: mismatch in adapter name and "
2236 "description counts (%d != %d)",
2237 num_name, num_desc);
2238 os_free(names);
2239 return -1;
2240 }
2241
2242 found_name = found_desc = -1;
2243 for (i = 0; i < num_name; i++) {
2244 wpa_printf(MSG_DEBUG, "NDIS: %d - %s - %s",
2245 i, name[i], desc[i]);
2246 if (found_name == -1 && os_strstr(name[i], drv->ifname))
2247 found_name = i;
2248 if (found_desc == -1 &&
2249 os_strncmp(desc[i], drv->ifname, os_strlen(drv->ifname)) ==
2250 0)
2251 found_desc = i;
2252 }
2253
2254 if (found_name < 0 && found_desc >= 0) {
2255 wpa_printf(MSG_DEBUG, "NDIS: Matched interface '%s' based on "
2256 "description '%s'",
2257 name[found_desc], desc[found_desc]);
2258 found_name = found_desc;
2259 os_strlcpy(drv->ifname,
2260 os_strncmp(name[found_desc], "\\Device\\NPF_", 12)
2261 == 0 ? name[found_desc] + 12 : name[found_desc],
2262 sizeof(drv->ifname));
2263 }
2264
2265 if (found_name < 0) {
2266 wpa_printf(MSG_DEBUG, "NDIS: Could not find interface '%s'",
2267 drv->ifname);
2268 os_free(names);
2269 return -1;
2270 }
2271
2272 i = found_name;
2273 pos = os_strrchr(desc[i], '(');
2274 if (pos) {
2275 dlen = pos - desc[i];
2276 pos--;
2277 if (pos > desc[i] && *pos == ' ')
2278 dlen--;
2279 } else {
2280 dlen = os_strlen(desc[i]);
2281 }
2282 drv->adapter_desc = dup_binstr(desc[i], dlen);
2283 os_free(names);
2284 if (drv->adapter_desc == NULL)
2285 return -1;
2286
2287 wpa_printf(MSG_DEBUG, "NDIS: Adapter description prefix '%s'",
2288 drv->adapter_desc);
2289
2290 return 0;
2291 #endif /* CONFIG_USE_NDISUIO */
2292 }
2293
2294
2295 #if defined(CONFIG_NATIVE_WINDOWS) || defined(__CYGWIN__)
2296 #ifndef _WIN32_WCE
2297 /*
2298 * These structures are undocumented for WinXP; only WinCE version is
2299 * documented. These would be included wzcsapi.h if it were available. Some
2300 * changes here have been needed to make the structures match with WinXP SP2.
2301 * It is unclear whether these work with any other version.
2302 */
2303
2304 typedef struct {
2305 LPWSTR wszGuid;
2306 } INTF_KEY_ENTRY, *PINTF_KEY_ENTRY;
2307
2308 typedef struct {
2309 DWORD dwNumIntfs;
2310 PINTF_KEY_ENTRY pIntfs;
2311 } INTFS_KEY_TABLE, *PINTFS_KEY_TABLE;
2312
2313 typedef struct {
2314 DWORD dwDataLen;
2315 LPBYTE pData;
2316 } RAW_DATA, *PRAW_DATA;
2317
2318 typedef struct {
2319 LPWSTR wszGuid;
2320 LPWSTR wszDescr;
2321 ULONG ulMediaState;
2322 ULONG ulMediaType;
2323 ULONG ulPhysicalMediaType;
2324 INT nInfraMode;
2325 INT nAuthMode;
2326 INT nWepStatus;
2327 #ifndef _WIN32_WCE
2328 u8 pad[2]; /* why is this needed? */
2329 #endif /* _WIN32_WCE */
2330 DWORD dwCtlFlags;
2331 DWORD dwCapabilities; /* something added for WinXP SP2(?) */
2332 RAW_DATA rdSSID;
2333 RAW_DATA rdBSSID;
2334 RAW_DATA rdBSSIDList;
2335 RAW_DATA rdStSSIDList;
2336 RAW_DATA rdCtrlData;
2337 #ifdef UNDER_CE
2338 BOOL bInitialized;
2339 #endif
2340 DWORD nWPAMCastCipher;
2341 /* add some extra buffer for later additions since this interface is
2342 * far from stable */
2343 u8 later_additions[100];
2344 } INTF_ENTRY, *PINTF_ENTRY;
2345
2346 #define INTF_ALL 0xffffffff
2347 #define INTF_ALL_FLAGS 0x0000ffff
2348 #define INTF_CTLFLAGS 0x00000010
2349 #define INTFCTL_ENABLED 0x8000
2350 #endif /* _WIN32_WCE */
2351
2352
2353 #ifdef _WIN32_WCE
wpa_driver_ndis_rebind_adapter(struct wpa_driver_ndis_data * drv)2354 static int wpa_driver_ndis_rebind_adapter(struct wpa_driver_ndis_data *drv)
2355 {
2356 HANDLE ndis;
2357 TCHAR multi[100];
2358 int len;
2359
2360 len = _tcslen(drv->adapter_name);
2361 if (len > 80)
2362 return -1;
2363
2364 ndis = CreateFile(DD_NDIS_DEVICE_NAME, GENERIC_READ | GENERIC_WRITE,
2365 0, NULL, OPEN_EXISTING, 0, NULL);
2366 if (ndis == INVALID_HANDLE_VALUE) {
2367 wpa_printf(MSG_DEBUG, "NDIS: Failed to open file to NDIS "
2368 "device: %d", (int) GetLastError());
2369 return -1;
2370 }
2371
2372 len++;
2373 memcpy(multi, drv->adapter_name, len * sizeof(TCHAR));
2374 memcpy(&multi[len], TEXT("NDISUIO\0"), 9 * sizeof(TCHAR));
2375 len += 9;
2376
2377 if (!DeviceIoControl(ndis, IOCTL_NDIS_REBIND_ADAPTER,
2378 multi, len * sizeof(TCHAR), NULL, 0, NULL, NULL))
2379 {
2380 wpa_printf(MSG_DEBUG, "NDIS: IOCTL_NDIS_REBIND_ADAPTER "
2381 "failed: 0x%x", (int) GetLastError());
2382 wpa_hexdump_ascii(MSG_DEBUG, "NDIS: rebind multi_sz",
2383 (u8 *) multi, len * sizeof(TCHAR));
2384 CloseHandle(ndis);
2385 return -1;
2386 }
2387
2388 CloseHandle(ndis);
2389
2390 wpa_printf(MSG_DEBUG, "NDIS: Requested NDIS rebind of NDISUIO "
2391 "protocol");
2392
2393 return 0;
2394 }
2395 #endif /* _WIN32_WCE */
2396
2397
wpa_driver_ndis_set_wzc(struct wpa_driver_ndis_data * drv,int enable)2398 static int wpa_driver_ndis_set_wzc(struct wpa_driver_ndis_data *drv,
2399 int enable)
2400 {
2401 #ifdef _WIN32_WCE
2402 HKEY hk, hk2;
2403 LONG ret;
2404 DWORD i, hnd, len;
2405 TCHAR keyname[256], devname[256];
2406
2407 #define WZC_DRIVER TEXT("Drivers\\BuiltIn\\ZeroConfig")
2408
2409 if (enable) {
2410 HANDLE h;
2411 h = ActivateDeviceEx(WZC_DRIVER, NULL, 0, NULL);
2412 if (h == INVALID_HANDLE_VALUE || h == 0) {
2413 wpa_printf(MSG_DEBUG, "NDIS: Failed to re-enable WZC "
2414 "- ActivateDeviceEx failed: %d",
2415 (int) GetLastError());
2416 return -1;
2417 }
2418
2419 wpa_printf(MSG_DEBUG, "NDIS: WZC re-enabled");
2420 return wpa_driver_ndis_rebind_adapter(drv);
2421 }
2422
2423 /*
2424 * Unfortunately, just disabling the WZC for an interface is not enough
2425 * to free NDISUIO for us, so need to disable and unload WZC completely
2426 * for now when using WinCE with NDISUIO. In addition, must request
2427 * NDISUIO protocol to be rebound to the adapter in order to free the
2428 * NDISUIO binding that WZC hold before us.
2429 */
2430
2431 /* Enumerate HKLM\Drivers\Active\* to find a handle to WZC. */
2432 ret = RegOpenKeyEx(HKEY_LOCAL_MACHINE, DEVLOAD_ACTIVE_KEY, 0, 0, &hk);
2433 if (ret != ERROR_SUCCESS) {
2434 wpa_printf(MSG_DEBUG, "NDIS: RegOpenKeyEx(DEVLOAD_ACTIVE_KEY) "
2435 "failed: %d %d", (int) ret, (int) GetLastError());
2436 return -1;
2437 }
2438
2439 for (i = 0; ; i++) {
2440 len = sizeof(keyname);
2441 ret = RegEnumKeyEx(hk, i, keyname, &len, NULL, NULL, NULL,
2442 NULL);
2443 if (ret != ERROR_SUCCESS) {
2444 wpa_printf(MSG_DEBUG, "NDIS: Could not find active "
2445 "WZC - assuming it is not running.");
2446 RegCloseKey(hk);
2447 return -1;
2448 }
2449
2450 ret = RegOpenKeyEx(hk, keyname, 0, 0, &hk2);
2451 if (ret != ERROR_SUCCESS) {
2452 wpa_printf(MSG_DEBUG, "NDIS: RegOpenKeyEx(active dev) "
2453 "failed: %d %d",
2454 (int) ret, (int) GetLastError());
2455 continue;
2456 }
2457
2458 len = sizeof(devname);
2459 ret = RegQueryValueEx(hk2, DEVLOAD_DEVKEY_VALNAME, NULL, NULL,
2460 (LPBYTE) devname, &len);
2461 if (ret != ERROR_SUCCESS) {
2462 wpa_printf(MSG_DEBUG, "NDIS: RegQueryValueEx("
2463 "DEVKEY_VALNAME) failed: %d %d",
2464 (int) ret, (int) GetLastError());
2465 RegCloseKey(hk2);
2466 continue;
2467 }
2468
2469 if (_tcscmp(devname, WZC_DRIVER) == 0)
2470 break;
2471
2472 RegCloseKey(hk2);
2473 }
2474
2475 RegCloseKey(hk);
2476
2477 /* Found WZC - get handle to it. */
2478 len = sizeof(hnd);
2479 ret = RegQueryValueEx(hk2, DEVLOAD_HANDLE_VALNAME, NULL, NULL,
2480 (PUCHAR) &hnd, &len);
2481 if (ret != ERROR_SUCCESS) {
2482 wpa_printf(MSG_DEBUG, "NDIS: RegQueryValueEx(HANDLE_VALNAME) "
2483 "failed: %d %d", (int) ret, (int) GetLastError());
2484 RegCloseKey(hk2);
2485 return -1;
2486 }
2487
2488 RegCloseKey(hk2);
2489
2490 /* Deactivate WZC */
2491 if (!DeactivateDevice((HANDLE) hnd)) {
2492 wpa_printf(MSG_DEBUG, "NDIS: DeactivateDevice failed: %d",
2493 (int) GetLastError());
2494 return -1;
2495 }
2496
2497 wpa_printf(MSG_DEBUG, "NDIS: Disabled WZC temporarily");
2498 drv->wzc_disabled = 1;
2499 return wpa_driver_ndis_rebind_adapter(drv);
2500
2501 #else /* _WIN32_WCE */
2502
2503 HMODULE hm;
2504 DWORD (WINAPI *wzc_enum_interf)(LPWSTR pSrvAddr,
2505 PINTFS_KEY_TABLE pIntfs);
2506 DWORD (WINAPI *wzc_query_interf)(LPWSTR pSrvAddr, DWORD dwInFlags,
2507 PINTF_ENTRY pIntf,
2508 LPDWORD pdwOutFlags);
2509 DWORD (WINAPI *wzc_set_interf)(LPWSTR pSrvAddr, DWORD dwInFlags,
2510 PINTF_ENTRY pIntf, LPDWORD pdwOutFlags);
2511 int ret = -1, j;
2512 DWORD res;
2513 INTFS_KEY_TABLE guids;
2514 INTF_ENTRY intf;
2515 char guid[128];
2516 WCHAR *pos;
2517 DWORD flags, i;
2518
2519 hm = LoadLibrary(TEXT("wzcsapi.dll"));
2520 if (hm == NULL) {
2521 wpa_printf(MSG_DEBUG, "NDIS: Failed to load wzcsapi.dll (%u) "
2522 "- WZC probably not running",
2523 (unsigned int) GetLastError());
2524 return -1;
2525 }
2526
2527 #ifdef _WIN32_WCE
2528 wzc_enum_interf = (void *) GetProcAddressA(hm, "WZCEnumInterfaces");
2529 wzc_query_interf = (void *) GetProcAddressA(hm, "WZCQueryInterface");
2530 wzc_set_interf = (void *) GetProcAddressA(hm, "WZCSetInterface");
2531 #else /* _WIN32_WCE */
2532 wzc_enum_interf = (void *) GetProcAddress(hm, "WZCEnumInterfaces");
2533 wzc_query_interf = (void *) GetProcAddress(hm, "WZCQueryInterface");
2534 wzc_set_interf = (void *) GetProcAddress(hm, "WZCSetInterface");
2535 #endif /* _WIN32_WCE */
2536
2537 if (wzc_enum_interf == NULL || wzc_query_interf == NULL ||
2538 wzc_set_interf == NULL) {
2539 wpa_printf(MSG_DEBUG, "NDIS: WZCEnumInterfaces, "
2540 "WZCQueryInterface, or WZCSetInterface not found "
2541 "in wzcsapi.dll");
2542 goto fail;
2543 }
2544
2545 os_memset(&guids, 0, sizeof(guids));
2546 res = wzc_enum_interf(NULL, &guids);
2547 if (res != 0) {
2548 wpa_printf(MSG_DEBUG, "NDIS: WZCEnumInterfaces failed: %d; "
2549 "WZC service is apparently not running",
2550 (int) res);
2551 goto fail;
2552 }
2553
2554 wpa_printf(MSG_DEBUG, "NDIS: WZCEnumInterfaces: %d interfaces",
2555 (int) guids.dwNumIntfs);
2556
2557 for (i = 0; i < guids.dwNumIntfs; i++) {
2558 pos = guids.pIntfs[i].wszGuid;
2559 for (j = 0; j < sizeof(guid); j++) {
2560 guid[j] = (char) *pos;
2561 if (*pos == 0)
2562 break;
2563 pos++;
2564 }
2565 guid[sizeof(guid) - 1] = '\0';
2566 wpa_printf(MSG_DEBUG, "NDIS: intfs %d GUID '%s'",
2567 (int) i, guid);
2568 if (os_strstr(drv->ifname, guid) == NULL)
2569 continue;
2570
2571 wpa_printf(MSG_DEBUG, "NDIS: Current interface found from "
2572 "WZC");
2573 break;
2574 }
2575
2576 if (i >= guids.dwNumIntfs) {
2577 wpa_printf(MSG_DEBUG, "NDIS: Current interface not found from "
2578 "WZC");
2579 goto fail;
2580 }
2581
2582 os_memset(&intf, 0, sizeof(intf));
2583 intf.wszGuid = guids.pIntfs[i].wszGuid;
2584 /* Set flags to verify that the structure has not changed. */
2585 intf.dwCtlFlags = -1;
2586 flags = 0;
2587 res = wzc_query_interf(NULL, INTFCTL_ENABLED, &intf, &flags);
2588 if (res != 0) {
2589 wpa_printf(MSG_DEBUG, "NDIS: Could not query flags for the "
2590 "WZC interface: %d (0x%x)",
2591 (int) res, (int) res);
2592 wpa_printf(MSG_DEBUG, "NDIS: GetLastError: %u",
2593 (unsigned int) GetLastError());
2594 goto fail;
2595 }
2596
2597 wpa_printf(MSG_DEBUG, "NDIS: WZC interface flags 0x%x dwCtlFlags 0x%x",
2598 (int) flags, (int) intf.dwCtlFlags);
2599
2600 if (intf.dwCtlFlags == -1) {
2601 wpa_printf(MSG_DEBUG, "NDIS: Looks like wzcsapi has changed "
2602 "again - could not disable WZC");
2603 wpa_hexdump(MSG_MSGDUMP, "NDIS: intf",
2604 (u8 *) &intf, sizeof(intf));
2605 goto fail;
2606 }
2607
2608 if (enable) {
2609 if (!(intf.dwCtlFlags & INTFCTL_ENABLED)) {
2610 wpa_printf(MSG_DEBUG, "NDIS: Enabling WZC for this "
2611 "interface");
2612 intf.dwCtlFlags |= INTFCTL_ENABLED;
2613 res = wzc_set_interf(NULL, INTFCTL_ENABLED, &intf,
2614 &flags);
2615 if (res != 0) {
2616 wpa_printf(MSG_DEBUG, "NDIS: Failed to enable "
2617 "WZC: %d (0x%x)",
2618 (int) res, (int) res);
2619 wpa_printf(MSG_DEBUG, "NDIS: GetLastError: %u",
2620 (unsigned int) GetLastError());
2621 goto fail;
2622 }
2623 wpa_printf(MSG_DEBUG, "NDIS: Re-enabled WZC for this "
2624 "interface");
2625 drv->wzc_disabled = 0;
2626 }
2627 } else {
2628 if (intf.dwCtlFlags & INTFCTL_ENABLED) {
2629 wpa_printf(MSG_DEBUG, "NDIS: Disabling WZC for this "
2630 "interface");
2631 intf.dwCtlFlags &= ~INTFCTL_ENABLED;
2632 res = wzc_set_interf(NULL, INTFCTL_ENABLED, &intf,
2633 &flags);
2634 if (res != 0) {
2635 wpa_printf(MSG_DEBUG, "NDIS: Failed to "
2636 "disable WZC: %d (0x%x)",
2637 (int) res, (int) res);
2638 wpa_printf(MSG_DEBUG, "NDIS: GetLastError: %u",
2639 (unsigned int) GetLastError());
2640 goto fail;
2641 }
2642 wpa_printf(MSG_DEBUG, "NDIS: Disabled WZC temporarily "
2643 "for this interface");
2644 drv->wzc_disabled = 1;
2645 } else {
2646 wpa_printf(MSG_DEBUG, "NDIS: WZC was not enabled for "
2647 "this interface");
2648 }
2649 }
2650
2651 ret = 0;
2652
2653 fail:
2654 FreeLibrary(hm);
2655
2656 return ret;
2657 #endif /* _WIN32_WCE */
2658 }
2659
2660 #else /* CONFIG_NATIVE_WINDOWS || __CYGWIN__ */
2661
wpa_driver_ndis_set_wzc(struct wpa_driver_ndis_data * drv,int enable)2662 static int wpa_driver_ndis_set_wzc(struct wpa_driver_ndis_data *drv,
2663 int enable)
2664 {
2665 return 0;
2666 }
2667
2668 #endif /* CONFIG_NATIVE_WINDOWS || __CYGWIN__ */
2669
2670
2671 #ifdef CONFIG_USE_NDISUIO
2672 /*
2673 * l2_packet_ndis.c is sharing the same handle to NDISUIO, so we must be able
2674 * to export this handle. This is somewhat ugly, but there is no better
2675 * mechanism available to pass data from driver interface to l2_packet wrapper.
2676 */
2677 static HANDLE driver_ndis_ndisuio_handle = INVALID_HANDLE_VALUE;
2678
driver_ndis_get_ndisuio_handle(void)2679 HANDLE driver_ndis_get_ndisuio_handle(void)
2680 {
2681 return driver_ndis_ndisuio_handle;
2682 }
2683 #endif /* CONFIG_USE_NDISUIO */
2684
2685
wpa_driver_ndis_adapter_init(struct wpa_driver_ndis_data * drv)2686 static int wpa_driver_ndis_adapter_init(struct wpa_driver_ndis_data *drv)
2687 {
2688 #ifdef CONFIG_USE_NDISUIO
2689 #ifndef _WIN32_WCE
2690 #define NDISUIO_DEVICE_NAME TEXT("\\\\.\\\\Ndisuio")
2691 DWORD written;
2692 #endif /* _WIN32_WCE */
2693 drv->ndisuio = CreateFile(NDISUIO_DEVICE_NAME,
2694 GENERIC_READ | GENERIC_WRITE, 0, NULL,
2695 OPEN_EXISTING,
2696 FILE_ATTRIBUTE_NORMAL | FILE_FLAG_OVERLAPPED,
2697 INVALID_HANDLE_VALUE);
2698 if (drv->ndisuio == INVALID_HANDLE_VALUE) {
2699 wpa_printf(MSG_ERROR, "NDIS: Failed to open connection to "
2700 "NDISUIO: %d", (int) GetLastError());
2701 return -1;
2702 }
2703 driver_ndis_ndisuio_handle = drv->ndisuio;
2704
2705 #ifndef _WIN32_WCE
2706 if (!DeviceIoControl(drv->ndisuio, IOCTL_NDISUIO_BIND_WAIT, NULL, 0,
2707 NULL, 0, &written, NULL)) {
2708 wpa_printf(MSG_ERROR, "NDIS: IOCTL_NDISUIO_BIND_WAIT failed: "
2709 "%d", (int) GetLastError());
2710 CloseHandle(drv->ndisuio);
2711 drv->ndisuio = INVALID_HANDLE_VALUE;
2712 return -1;
2713 }
2714 #endif /* _WIN32_WCE */
2715
2716 return 0;
2717 #else /* CONFIG_USE_NDISUIO */
2718 return 0;
2719 #endif /* CONFIG_USE_NDISUIO */
2720 }
2721
2722
wpa_driver_ndis_adapter_open(struct wpa_driver_ndis_data * drv)2723 static int wpa_driver_ndis_adapter_open(struct wpa_driver_ndis_data *drv)
2724 {
2725 #ifdef CONFIG_USE_NDISUIO
2726 DWORD written;
2727 #define MAX_NDIS_DEVICE_NAME_LEN 256
2728 WCHAR ifname[MAX_NDIS_DEVICE_NAME_LEN];
2729 size_t len, i, pos;
2730 const char *prefix = "\\DEVICE\\";
2731
2732 #ifdef _WIN32_WCE
2733 pos = 0;
2734 #else /* _WIN32_WCE */
2735 pos = 8;
2736 #endif /* _WIN32_WCE */
2737 len = pos + os_strlen(drv->ifname);
2738 if (len >= MAX_NDIS_DEVICE_NAME_LEN)
2739 return -1;
2740 for (i = 0; i < pos; i++)
2741 ifname[i] = (WCHAR) prefix[i];
2742 for (i = pos; i < len; i++)
2743 ifname[i] = (WCHAR) drv->ifname[i - pos];
2744 ifname[i] = L'\0';
2745
2746 if (!DeviceIoControl(drv->ndisuio, IOCTL_NDISUIO_OPEN_DEVICE,
2747 ifname, len * sizeof(WCHAR), NULL, 0, &written,
2748 NULL)) {
2749 wpa_printf(MSG_ERROR, "NDIS: IOCTL_NDISUIO_OPEN_DEVICE "
2750 "failed: %d", (int) GetLastError());
2751 wpa_hexdump_ascii(MSG_DEBUG, "NDIS: ifname",
2752 (const u8 *) ifname, len * sizeof(WCHAR));
2753 CloseHandle(drv->ndisuio);
2754 drv->ndisuio = INVALID_HANDLE_VALUE;
2755 return -1;
2756 }
2757
2758 wpa_printf(MSG_DEBUG, "NDIS: Opened NDISUIO device successfully");
2759
2760 return 0;
2761 #else /* CONFIG_USE_NDISUIO */
2762 char ifname[128];
2763 os_snprintf(ifname, sizeof(ifname), "\\Device\\NPF_%s", drv->ifname);
2764 drv->adapter = PacketOpenAdapter(ifname);
2765 if (drv->adapter == NULL) {
2766 wpa_printf(MSG_DEBUG, "NDIS: PacketOpenAdapter failed for "
2767 "'%s'", ifname);
2768 return -1;
2769 }
2770 return 0;
2771 #endif /* CONFIG_USE_NDISUIO */
2772 }
2773
2774
wpa_driver_ndis_adapter_close(struct wpa_driver_ndis_data * drv)2775 static void wpa_driver_ndis_adapter_close(struct wpa_driver_ndis_data *drv)
2776 {
2777 #ifdef CONFIG_USE_NDISUIO
2778 driver_ndis_ndisuio_handle = INVALID_HANDLE_VALUE;
2779 if (drv->ndisuio != INVALID_HANDLE_VALUE)
2780 CloseHandle(drv->ndisuio);
2781 #else /* CONFIG_USE_NDISUIO */
2782 if (drv->adapter)
2783 PacketCloseAdapter(drv->adapter);
2784 #endif /* CONFIG_USE_NDISUIO */
2785 }
2786
2787
ndis_add_multicast(struct wpa_driver_ndis_data * drv)2788 static int ndis_add_multicast(struct wpa_driver_ndis_data *drv)
2789 {
2790 if (ndis_set_oid(drv, OID_802_3_MULTICAST_LIST,
2791 (const char *) pae_group_addr, ETH_ALEN) < 0) {
2792 wpa_printf(MSG_DEBUG, "NDIS: Failed to add PAE group address "
2793 "to the multicast list");
2794 return -1;
2795 }
2796
2797 return 0;
2798 }
2799
2800
wpa_driver_ndis_init(void * ctx,const char * ifname)2801 static void * wpa_driver_ndis_init(void *ctx, const char *ifname)
2802 {
2803 struct wpa_driver_ndis_data *drv;
2804 u32 mode;
2805
2806 drv = os_zalloc(sizeof(*drv));
2807 if (drv == NULL)
2808 return NULL;
2809 drv->ctx = ctx;
2810 /*
2811 * Compatibility code to strip possible prefix from the GUID. Previous
2812 * versions include \Device\NPF_ prefix for all names, but the internal
2813 * interface name is now only the GUI. Both Packet32 and NDISUIO
2814 * prefixes are supported.
2815 */
2816 if (os_strncmp(ifname, "\\Device\\NPF_", 12) == 0)
2817 ifname += 12;
2818 else if (os_strncmp(ifname, "\\DEVICE\\", 8) == 0)
2819 ifname += 8;
2820 os_strlcpy(drv->ifname, ifname, sizeof(drv->ifname));
2821
2822 if (wpa_driver_ndis_adapter_init(drv) < 0) {
2823 os_free(drv);
2824 return NULL;
2825 }
2826
2827 if (wpa_driver_ndis_get_names(drv) < 0) {
2828 wpa_driver_ndis_adapter_close(drv);
2829 os_free(drv);
2830 return NULL;
2831 }
2832
2833 wpa_driver_ndis_set_wzc(drv, 0);
2834
2835 if (wpa_driver_ndis_adapter_open(drv) < 0) {
2836 wpa_driver_ndis_adapter_close(drv);
2837 os_free(drv);
2838 return NULL;
2839 }
2840
2841 if (ndis_get_oid(drv, OID_802_3_CURRENT_ADDRESS,
2842 (char *) drv->own_addr, ETH_ALEN) < 0) {
2843 wpa_printf(MSG_DEBUG, "NDIS: Get OID_802_3_CURRENT_ADDRESS "
2844 "failed");
2845 wpa_driver_ndis_adapter_close(drv);
2846 os_free(drv);
2847 return NULL;
2848 }
2849 wpa_driver_ndis_get_capability(drv);
2850
2851 /* Make sure that the driver does not have any obsolete PMKID entries.
2852 */
2853 wpa_driver_ndis_flush_pmkid(drv);
2854
2855 /*
2856 * Disconnect to make sure that driver re-associates if it was
2857 * connected.
2858 */
2859 wpa_driver_ndis_disconnect(drv);
2860
2861 eloop_register_timeout(1, 0, wpa_driver_ndis_poll_timeout, drv, NULL);
2862
2863 #ifdef CONFIG_NDIS_EVENTS_INTEGRATED
2864 drv->events = ndis_events_init(&drv->events_pipe, &drv->event_avail,
2865 drv->ifname, drv->adapter_desc);
2866 if (drv->events == NULL) {
2867 wpa_driver_ndis_deinit(drv);
2868 return NULL;
2869 }
2870 eloop_register_event(drv->event_avail, sizeof(drv->event_avail),
2871 wpa_driver_ndis_event_pipe_cb, drv, NULL);
2872 #endif /* CONFIG_NDIS_EVENTS_INTEGRATED */
2873
2874 #ifdef _WIN32_WCE
2875 if (ndisuio_notification_init(drv) < 0) {
2876 wpa_driver_ndis_deinit(drv);
2877 return NULL;
2878 }
2879 #endif /* _WIN32_WCE */
2880
2881 /* Set mode here in case card was configured for ad-hoc mode
2882 * previously. */
2883 mode = Ndis802_11Infrastructure;
2884 if (ndis_set_oid(drv, OID_802_11_INFRASTRUCTURE_MODE,
2885 (char *) &mode, sizeof(mode)) < 0) {
2886 char buf[8];
2887 int res;
2888 wpa_printf(MSG_DEBUG, "NDIS: Failed to set "
2889 "OID_802_11_INFRASTRUCTURE_MODE (%d)",
2890 (int) mode);
2891 /* Try to continue anyway */
2892
2893 res = ndis_get_oid(drv, OID_DOT11_CURRENT_OPERATION_MODE, buf,
2894 sizeof(buf));
2895 if (res > 0) {
2896 wpa_printf(MSG_INFO, "NDIS: The driver seems to use "
2897 "Native 802.11 OIDs. These are not yet "
2898 "fully supported.");
2899 drv->native80211 = 1;
2900 } else if (!drv->has_capability || drv->capa.enc == 0) {
2901 /*
2902 * Note: This will also happen with NDIS 6 drivers with
2903 * Vista.
2904 */
2905 wpa_printf(MSG_DEBUG, "NDIS: Driver did not provide "
2906 "any wireless capabilities - assume it is "
2907 "a wired interface");
2908 drv->wired = 1;
2909 drv->capa.flags |= WPA_DRIVER_FLAGS_WIRED;
2910 drv->has_capability = 1;
2911 ndis_add_multicast(drv);
2912 }
2913 }
2914
2915 return drv;
2916 }
2917
2918
wpa_driver_ndis_deinit(void * priv)2919 static void wpa_driver_ndis_deinit(void *priv)
2920 {
2921 struct wpa_driver_ndis_data *drv = priv;
2922
2923 #ifdef CONFIG_NDIS_EVENTS_INTEGRATED
2924 if (drv->events) {
2925 eloop_unregister_event(drv->event_avail,
2926 sizeof(drv->event_avail));
2927 ndis_events_deinit(drv->events);
2928 }
2929 #endif /* CONFIG_NDIS_EVENTS_INTEGRATED */
2930
2931 #ifdef _WIN32_WCE
2932 ndisuio_notification_deinit(drv);
2933 #endif /* _WIN32_WCE */
2934
2935 eloop_cancel_timeout(wpa_driver_ndis_scan_timeout, drv, drv->ctx);
2936 eloop_cancel_timeout(wpa_driver_ndis_poll_timeout, drv, NULL);
2937 wpa_driver_ndis_flush_pmkid(drv);
2938 wpa_driver_ndis_disconnect(drv);
2939 if (wpa_driver_ndis_radio_off(drv) < 0) {
2940 wpa_printf(MSG_DEBUG, "NDIS: failed to disassociate and turn "
2941 "radio off");
2942 }
2943
2944 wpa_driver_ndis_adapter_close(drv);
2945
2946 if (drv->wzc_disabled)
2947 wpa_driver_ndis_set_wzc(drv, 1);
2948
2949 #ifdef _WIN32_WCE
2950 os_free(drv->adapter_name);
2951 #endif /* _WIN32_WCE */
2952 os_free(drv->adapter_desc);
2953 os_free(drv);
2954 }
2955
2956
2957 static struct wpa_interface_info *
wpa_driver_ndis_get_interfaces(void * global_priv)2958 wpa_driver_ndis_get_interfaces(void *global_priv)
2959 {
2960 struct wpa_interface_info *iface = NULL, *niface;
2961
2962 #ifdef CONFIG_USE_NDISUIO
2963 NDISUIO_QUERY_BINDING *b;
2964 size_t blen = sizeof(*b) + 1024;
2965 int i, error;
2966 DWORD written;
2967 char name[256], desc[256];
2968 WCHAR *pos;
2969 size_t j, len;
2970 HANDLE ndisuio;
2971
2972 ndisuio = CreateFile(NDISUIO_DEVICE_NAME,
2973 GENERIC_READ | GENERIC_WRITE, 0, NULL,
2974 OPEN_EXISTING,
2975 FILE_ATTRIBUTE_NORMAL | FILE_FLAG_OVERLAPPED,
2976 INVALID_HANDLE_VALUE);
2977 if (ndisuio == INVALID_HANDLE_VALUE) {
2978 wpa_printf(MSG_ERROR, "NDIS: Failed to open connection to "
2979 "NDISUIO: %d", (int) GetLastError());
2980 return NULL;
2981 }
2982
2983 #ifndef _WIN32_WCE
2984 if (!DeviceIoControl(ndisuio, IOCTL_NDISUIO_BIND_WAIT, NULL, 0,
2985 NULL, 0, &written, NULL)) {
2986 wpa_printf(MSG_ERROR, "NDIS: IOCTL_NDISUIO_BIND_WAIT failed: "
2987 "%d", (int) GetLastError());
2988 CloseHandle(ndisuio);
2989 return NULL;
2990 }
2991 #endif /* _WIN32_WCE */
2992
2993 b = os_malloc(blen);
2994 if (b == NULL) {
2995 CloseHandle(ndisuio);
2996 return NULL;
2997 }
2998
2999 for (i = 0; ; i++) {
3000 os_memset(b, 0, blen);
3001 b->BindingIndex = i;
3002 if (!DeviceIoControl(ndisuio, IOCTL_NDISUIO_QUERY_BINDING,
3003 b, sizeof(NDISUIO_QUERY_BINDING), b, blen,
3004 &written, NULL)) {
3005 error = (int) GetLastError();
3006 if (error == ERROR_NO_MORE_ITEMS)
3007 break;
3008 wpa_printf(MSG_DEBUG, "IOCTL_NDISUIO_QUERY_BINDING "
3009 "failed: %d", error);
3010 break;
3011 }
3012
3013 pos = (WCHAR *) ((char *) b + b->DeviceNameOffset);
3014 len = b->DeviceNameLength;
3015 if (len >= sizeof(name))
3016 len = sizeof(name) - 1;
3017 for (j = 0; j < len; j++)
3018 name[j] = (char) pos[j];
3019 name[len] = '\0';
3020
3021 pos = (WCHAR *) ((char *) b + b->DeviceDescrOffset);
3022 len = b->DeviceDescrLength;
3023 if (len >= sizeof(desc))
3024 len = sizeof(desc) - 1;
3025 for (j = 0; j < len; j++)
3026 desc[j] = (char) pos[j];
3027 desc[len] = '\0';
3028
3029 wpa_printf(MSG_DEBUG, "NDIS: %d - %s - %s", i, name, desc);
3030
3031 niface = os_zalloc(sizeof(*niface));
3032 if (niface == NULL)
3033 break;
3034 niface->drv_name = "ndis";
3035 if (os_strncmp(name, "\\DEVICE\\", 8) == 0)
3036 niface->ifname = os_strdup(name + 8);
3037 else
3038 niface->ifname = os_strdup(name);
3039 if (niface->ifname == NULL) {
3040 os_free(niface);
3041 break;
3042 }
3043 niface->desc = os_strdup(desc);
3044 niface->next = iface;
3045 iface = niface;
3046 }
3047
3048 os_free(b);
3049 CloseHandle(ndisuio);
3050 #else /* CONFIG_USE_NDISUIO */
3051 PTSTR _names;
3052 char *names, *pos, *pos2;
3053 ULONG len;
3054 BOOLEAN res;
3055 char *name[MAX_ADAPTERS];
3056 char *desc[MAX_ADAPTERS];
3057 int num_name, num_desc, i;
3058
3059 wpa_printf(MSG_DEBUG, "NDIS: Packet.dll version: %s",
3060 PacketGetVersion());
3061
3062 len = 8192;
3063 _names = os_zalloc(len);
3064 if (_names == NULL)
3065 return NULL;
3066
3067 res = PacketGetAdapterNames(_names, &len);
3068 if (!res && len > 8192) {
3069 os_free(_names);
3070 _names = os_zalloc(len);
3071 if (_names == NULL)
3072 return NULL;
3073 res = PacketGetAdapterNames(_names, &len);
3074 }
3075
3076 if (!res) {
3077 wpa_printf(MSG_ERROR, "NDIS: Failed to get adapter list "
3078 "(PacketGetAdapterNames)");
3079 os_free(_names);
3080 return NULL;
3081 }
3082
3083 names = (char *) _names;
3084 if (names[0] && names[1] == '\0' && names[2] && names[3] == '\0') {
3085 wpa_printf(MSG_DEBUG, "NDIS: Looks like adapter names are in "
3086 "UNICODE");
3087 /* Convert to ASCII */
3088 pos2 = pos = names;
3089 while (pos2 < names + len) {
3090 if (pos2[0] == '\0' && pos2[1] == '\0' &&
3091 pos2[2] == '\0' && pos2[3] == '\0') {
3092 pos2 += 4;
3093 break;
3094 }
3095 *pos++ = pos2[0];
3096 pos2 += 2;
3097 }
3098 os_memcpy(pos + 2, names, pos - names);
3099 pos += 2;
3100 } else
3101 pos = names;
3102
3103 num_name = 0;
3104 while (pos < names + len) {
3105 name[num_name] = pos;
3106 while (*pos && pos < names + len)
3107 pos++;
3108 if (pos + 1 >= names + len) {
3109 os_free(names);
3110 return NULL;
3111 }
3112 pos++;
3113 num_name++;
3114 if (num_name >= MAX_ADAPTERS) {
3115 wpa_printf(MSG_DEBUG, "NDIS: Too many adapters");
3116 os_free(names);
3117 return NULL;
3118 }
3119 if (*pos == '\0') {
3120 wpa_printf(MSG_DEBUG, "NDIS: %d adapter names found",
3121 num_name);
3122 pos++;
3123 break;
3124 }
3125 }
3126
3127 num_desc = 0;
3128 while (pos < names + len) {
3129 desc[num_desc] = pos;
3130 while (*pos && pos < names + len)
3131 pos++;
3132 if (pos + 1 >= names + len) {
3133 os_free(names);
3134 return NULL;
3135 }
3136 pos++;
3137 num_desc++;
3138 if (num_desc >= MAX_ADAPTERS) {
3139 wpa_printf(MSG_DEBUG, "NDIS: Too many adapter "
3140 "descriptions");
3141 os_free(names);
3142 return NULL;
3143 }
3144 if (*pos == '\0') {
3145 wpa_printf(MSG_DEBUG, "NDIS: %d adapter descriptions "
3146 "found", num_name);
3147 pos++;
3148 break;
3149 }
3150 }
3151
3152 /*
3153 * Windows 98 with Packet.dll 3.0 alpha3 does not include adapter
3154 * descriptions. Fill in dummy descriptors to work around this.
3155 */
3156 while (num_desc < num_name)
3157 desc[num_desc++] = "dummy description";
3158
3159 if (num_name != num_desc) {
3160 wpa_printf(MSG_DEBUG, "NDIS: mismatch in adapter name and "
3161 "description counts (%d != %d)",
3162 num_name, num_desc);
3163 os_free(names);
3164 return NULL;
3165 }
3166
3167 for (i = 0; i < num_name; i++) {
3168 niface = os_zalloc(sizeof(*niface));
3169 if (niface == NULL)
3170 break;
3171 niface->drv_name = "ndis";
3172 if (os_strncmp(name[i], "\\Device\\NPF_", 12) == 0)
3173 niface->ifname = os_strdup(name[i] + 12);
3174 else
3175 niface->ifname = os_strdup(name[i]);
3176 if (niface->ifname == NULL) {
3177 os_free(niface);
3178 break;
3179 }
3180 niface->desc = os_strdup(desc[i]);
3181 niface->next = iface;
3182 iface = niface;
3183 }
3184
3185 #endif /* CONFIG_USE_NDISUIO */
3186
3187 return iface;
3188 }
3189
3190
3191 static const char *ndis_drv_name = "ndis";
3192 static const char *ndis_drv_desc = "Windows NDIS driver";
3193
3194 struct wpa_driver_ops wpa_driver_ndis_ops;
3195
driver_ndis_init_ops(void)3196 void driver_ndis_init_ops(void)
3197 {
3198 os_memset(&wpa_driver_ndis_ops, 0, sizeof(wpa_driver_ndis_ops));
3199 wpa_driver_ndis_ops.name = ndis_drv_name;
3200 wpa_driver_ndis_ops.desc = ndis_drv_desc;
3201 wpa_driver_ndis_ops.get_bssid = wpa_driver_ndis_get_bssid;
3202 wpa_driver_ndis_ops.get_ssid = wpa_driver_ndis_get_ssid;
3203 wpa_driver_ndis_ops.set_key = wpa_driver_ndis_set_key;
3204 wpa_driver_ndis_ops.init = wpa_driver_ndis_init;
3205 wpa_driver_ndis_ops.deinit = wpa_driver_ndis_deinit;
3206 wpa_driver_ndis_ops.deauthenticate = wpa_driver_ndis_deauthenticate;
3207 wpa_driver_ndis_ops.associate = wpa_driver_ndis_associate;
3208 wpa_driver_ndis_ops.add_pmkid = wpa_driver_ndis_add_pmkid;
3209 wpa_driver_ndis_ops.remove_pmkid = wpa_driver_ndis_remove_pmkid;
3210 wpa_driver_ndis_ops.flush_pmkid = wpa_driver_ndis_flush_pmkid;
3211 wpa_driver_ndis_ops.get_capa = wpa_driver_ndis_get_capa;
3212 wpa_driver_ndis_ops.poll = wpa_driver_ndis_poll;
3213 wpa_driver_ndis_ops.get_ifname = wpa_driver_ndis_get_ifname;
3214 wpa_driver_ndis_ops.get_mac_addr = wpa_driver_ndis_get_mac_addr;
3215 wpa_driver_ndis_ops.get_scan_results2 =
3216 wpa_driver_ndis_get_scan_results;
3217 wpa_driver_ndis_ops.get_interfaces = wpa_driver_ndis_get_interfaces;
3218 wpa_driver_ndis_ops.scan2 = wpa_driver_ndis_scan;
3219 }
3220