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