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