1 /*
2 * WPA Supplicant - Windows/NDIS driver interface
3 * Copyright (c) 2004-2007, Jouni Malinen <[email protected]>
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_3_MULTICAST_LIST 0x01010103
62 #define OID_802_11_BSSID 0x0d010101
63 #define OID_802_11_SSID 0x0d010102
64 #define OID_802_11_INFRASTRUCTURE_MODE 0x0d010108
65 #define OID_802_11_ADD_WEP 0x0D010113
66 #define OID_802_11_REMOVE_WEP 0x0D010114
67 #define OID_802_11_DISASSOCIATE 0x0D010115
68 #define OID_802_11_BSSID_LIST 0x0d010217
69 #define OID_802_11_AUTHENTICATION_MODE 0x0d010118
70 #define OID_802_11_PRIVACY_FILTER 0x0d010119
71 #define OID_802_11_BSSID_LIST_SCAN 0x0d01011A
72 #define OID_802_11_WEP_STATUS 0x0d01011B
73 #define OID_802_11_ENCRYPTION_STATUS OID_802_11_WEP_STATUS
74 #define OID_802_11_ADD_KEY 0x0d01011D
75 #define OID_802_11_REMOVE_KEY 0x0d01011E
76 #define OID_802_11_ASSOCIATION_INFORMATION 0x0d01011F
77 #define OID_802_11_TEST 0x0d010120
78 #define OID_802_11_CAPABILITY 0x0d010122
79 #define OID_802_11_PMKID 0x0d010123
80
81 #define NDIS_802_11_LENGTH_SSID 32
82 #define NDIS_802_11_LENGTH_RATES 8
83 #define NDIS_802_11_LENGTH_RATES_EX 16
84
85 typedef UCHAR NDIS_802_11_MAC_ADDRESS[6];
86
87 typedef struct NDIS_802_11_SSID {
88 ULONG SsidLength;
89 UCHAR Ssid[NDIS_802_11_LENGTH_SSID];
90 } NDIS_802_11_SSID;
91
92 typedef LONG NDIS_802_11_RSSI;
93
94 typedef enum NDIS_802_11_NETWORK_TYPE {
95 Ndis802_11FH,
96 Ndis802_11DS,
97 Ndis802_11OFDM5,
98 Ndis802_11OFDM24,
99 Ndis802_11NetworkTypeMax
100 } NDIS_802_11_NETWORK_TYPE;
101
102 typedef struct NDIS_802_11_CONFIGURATION_FH {
103 ULONG Length;
104 ULONG HopPattern;
105 ULONG HopSet;
106 ULONG DwellTime;
107 } NDIS_802_11_CONFIGURATION_FH;
108
109 typedef struct NDIS_802_11_CONFIGURATION {
110 ULONG Length;
111 ULONG BeaconPeriod;
112 ULONG ATIMWindow;
113 ULONG DSConfig;
114 NDIS_802_11_CONFIGURATION_FH FHConfig;
115 } NDIS_802_11_CONFIGURATION;
116
117 typedef enum NDIS_802_11_NETWORK_INFRASTRUCTURE {
118 Ndis802_11IBSS,
119 Ndis802_11Infrastructure,
120 Ndis802_11AutoUnknown,
121 Ndis802_11InfrastructureMax
122 } NDIS_802_11_NETWORK_INFRASTRUCTURE;
123
124 typedef enum NDIS_802_11_AUTHENTICATION_MODE {
125 Ndis802_11AuthModeOpen,
126 Ndis802_11AuthModeShared,
127 Ndis802_11AuthModeAutoSwitch,
128 Ndis802_11AuthModeWPA,
129 Ndis802_11AuthModeWPAPSK,
130 Ndis802_11AuthModeWPANone,
131 Ndis802_11AuthModeWPA2,
132 Ndis802_11AuthModeWPA2PSK,
133 Ndis802_11AuthModeMax
134 } NDIS_802_11_AUTHENTICATION_MODE;
135
136 typedef enum NDIS_802_11_WEP_STATUS {
137 Ndis802_11WEPEnabled,
138 Ndis802_11Encryption1Enabled = Ndis802_11WEPEnabled,
139 Ndis802_11WEPDisabled,
140 Ndis802_11EncryptionDisabled = Ndis802_11WEPDisabled,
141 Ndis802_11WEPKeyAbsent,
142 Ndis802_11Encryption1KeyAbsent = Ndis802_11WEPKeyAbsent,
143 Ndis802_11WEPNotSupported,
144 Ndis802_11EncryptionNotSupported = Ndis802_11WEPNotSupported,
145 Ndis802_11Encryption2Enabled,
146 Ndis802_11Encryption2KeyAbsent,
147 Ndis802_11Encryption3Enabled,
148 Ndis802_11Encryption3KeyAbsent
149 } NDIS_802_11_WEP_STATUS, NDIS_802_11_ENCRYPTION_STATUS;
150
151 typedef enum NDIS_802_11_PRIVACY_FILTER {
152 Ndis802_11PrivFilterAcceptAll,
153 Ndis802_11PrivFilter8021xWEP
154 } NDIS_802_11_PRIVACY_FILTER;
155
156 typedef UCHAR NDIS_802_11_RATES[NDIS_802_11_LENGTH_RATES];
157 typedef UCHAR NDIS_802_11_RATES_EX[NDIS_802_11_LENGTH_RATES_EX];
158
159 typedef struct NDIS_WLAN_BSSID_EX {
160 ULONG Length;
161 NDIS_802_11_MAC_ADDRESS MacAddress; /* BSSID */
162 UCHAR Reserved[2];
163 NDIS_802_11_SSID Ssid;
164 ULONG Privacy;
165 NDIS_802_11_RSSI Rssi;
166 NDIS_802_11_NETWORK_TYPE NetworkTypeInUse;
167 NDIS_802_11_CONFIGURATION Configuration;
168 NDIS_802_11_NETWORK_INFRASTRUCTURE InfrastructureMode;
169 NDIS_802_11_RATES_EX SupportedRates;
170 ULONG IELength;
171 UCHAR IEs[1];
172 } NDIS_WLAN_BSSID_EX;
173
174 typedef struct NDIS_802_11_BSSID_LIST_EX {
175 ULONG NumberOfItems;
176 NDIS_WLAN_BSSID_EX Bssid[1];
177 } NDIS_802_11_BSSID_LIST_EX;
178
179 typedef struct NDIS_802_11_FIXED_IEs {
180 UCHAR Timestamp[8];
181 USHORT BeaconInterval;
182 USHORT Capabilities;
183 } NDIS_802_11_FIXED_IEs;
184
185 typedef struct NDIS_802_11_WEP {
186 ULONG Length;
187 ULONG KeyIndex;
188 ULONG KeyLength;
189 UCHAR KeyMaterial[1];
190 } NDIS_802_11_WEP;
191
192 typedef ULONG NDIS_802_11_KEY_INDEX;
193 typedef ULONGLONG NDIS_802_11_KEY_RSC;
194
195 typedef struct NDIS_802_11_KEY {
196 ULONG Length;
197 ULONG KeyIndex;
198 ULONG KeyLength;
199 NDIS_802_11_MAC_ADDRESS BSSID;
200 NDIS_802_11_KEY_RSC KeyRSC;
201 UCHAR KeyMaterial[1];
202 } NDIS_802_11_KEY;
203
204 typedef struct NDIS_802_11_REMOVE_KEY {
205 ULONG Length;
206 ULONG KeyIndex;
207 NDIS_802_11_MAC_ADDRESS BSSID;
208 } NDIS_802_11_REMOVE_KEY;
209
210 typedef struct NDIS_802_11_AI_REQFI {
211 USHORT Capabilities;
212 USHORT ListenInterval;
213 NDIS_802_11_MAC_ADDRESS CurrentAPAddress;
214 } NDIS_802_11_AI_REQFI;
215
216 typedef struct NDIS_802_11_AI_RESFI {
217 USHORT Capabilities;
218 USHORT StatusCode;
219 USHORT AssociationId;
220 } NDIS_802_11_AI_RESFI;
221
222 typedef struct NDIS_802_11_ASSOCIATION_INFORMATION {
223 ULONG Length;
224 USHORT AvailableRequestFixedIEs;
225 NDIS_802_11_AI_REQFI RequestFixedIEs;
226 ULONG RequestIELength;
227 ULONG OffsetRequestIEs;
228 USHORT AvailableResponseFixedIEs;
229 NDIS_802_11_AI_RESFI ResponseFixedIEs;
230 ULONG ResponseIELength;
231 ULONG OffsetResponseIEs;
232 } NDIS_802_11_ASSOCIATION_INFORMATION;
233
234 typedef struct NDIS_802_11_AUTHENTICATION_ENCRYPTION {
235 NDIS_802_11_AUTHENTICATION_MODE AuthModeSupported;
236 NDIS_802_11_ENCRYPTION_STATUS EncryptStatusSupported;
237 } NDIS_802_11_AUTHENTICATION_ENCRYPTION;
238
239 typedef struct NDIS_802_11_CAPABILITY {
240 ULONG Length;
241 ULONG Version;
242 ULONG NoOfPMKIDs;
243 ULONG NoOfAuthEncryptPairsSupported;
244 NDIS_802_11_AUTHENTICATION_ENCRYPTION
245 AuthenticationEncryptionSupported[1];
246 } NDIS_802_11_CAPABILITY;
247
248 typedef UCHAR NDIS_802_11_PMKID_VALUE[16];
249
250 typedef struct BSSID_INFO {
251 NDIS_802_11_MAC_ADDRESS BSSID;
252 NDIS_802_11_PMKID_VALUE PMKID;
253 } BSSID_INFO;
254
255 typedef struct NDIS_802_11_PMKID {
256 ULONG Length;
257 ULONG BSSIDInfoCount;
258 BSSID_INFO BSSIDInfo[1];
259 } NDIS_802_11_PMKID;
260
261 typedef enum NDIS_802_11_STATUS_TYPE {
262 Ndis802_11StatusType_Authentication,
263 Ndis802_11StatusType_PMKID_CandidateList = 2,
264 Ndis802_11StatusTypeMax
265 } NDIS_802_11_STATUS_TYPE;
266
267 typedef struct NDIS_802_11_STATUS_INDICATION {
268 NDIS_802_11_STATUS_TYPE StatusType;
269 } NDIS_802_11_STATUS_INDICATION;
270
271 typedef struct PMKID_CANDIDATE {
272 NDIS_802_11_MAC_ADDRESS BSSID;
273 ULONG Flags;
274 } PMKID_CANDIDATE;
275
276 #define NDIS_802_11_PMKID_CANDIDATE_PREAUTH_ENABLED 0x01
277
278 typedef struct NDIS_802_11_PMKID_CANDIDATE_LIST {
279 ULONG Version;
280 ULONG NumCandidates;
281 PMKID_CANDIDATE CandidateList[1];
282 } NDIS_802_11_PMKID_CANDIDATE_LIST;
283
284 typedef struct NDIS_802_11_AUTHENTICATION_REQUEST {
285 ULONG Length;
286 NDIS_802_11_MAC_ADDRESS Bssid;
287 ULONG Flags;
288 } NDIS_802_11_AUTHENTICATION_REQUEST;
289
290 #define NDIS_802_11_AUTH_REQUEST_REAUTH 0x01
291 #define NDIS_802_11_AUTH_REQUEST_KEYUPDATE 0x02
292 #define NDIS_802_11_AUTH_REQUEST_PAIRWISE_ERROR 0x06
293 #define NDIS_802_11_AUTH_REQUEST_GROUP_ERROR 0x0E
294
295 #endif /* OID_802_11_BSSID */
296
297
298 #ifndef OID_802_11_PMKID
299 /* Platform SDK for XP did not include WPA2, so add needed definitions */
300
301 #define OID_802_11_CAPABILITY 0x0d010122
302 #define OID_802_11_PMKID 0x0d010123
303
304 #define Ndis802_11AuthModeWPA2 6
305 #define Ndis802_11AuthModeWPA2PSK 7
306
307 #define Ndis802_11StatusType_PMKID_CandidateList 2
308
309 typedef struct NDIS_802_11_AUTHENTICATION_ENCRYPTION {
310 NDIS_802_11_AUTHENTICATION_MODE AuthModeSupported;
311 NDIS_802_11_ENCRYPTION_STATUS EncryptStatusSupported;
312 } NDIS_802_11_AUTHENTICATION_ENCRYPTION;
313
314 typedef struct NDIS_802_11_CAPABILITY {
315 ULONG Length;
316 ULONG Version;
317 ULONG NoOfPMKIDs;
318 ULONG NoOfAuthEncryptPairsSupported;
319 NDIS_802_11_AUTHENTICATION_ENCRYPTION
320 AuthenticationEncryptionSupported[1];
321 } NDIS_802_11_CAPABILITY;
322
323 typedef UCHAR NDIS_802_11_PMKID_VALUE[16];
324
325 typedef struct BSSID_INFO {
326 NDIS_802_11_MAC_ADDRESS BSSID;
327 NDIS_802_11_PMKID_VALUE PMKID;
328 } BSSID_INFO;
329
330 typedef struct NDIS_802_11_PMKID {
331 ULONG Length;
332 ULONG BSSIDInfoCount;
333 BSSID_INFO BSSIDInfo[1];
334 } NDIS_802_11_PMKID;
335
336 typedef struct PMKID_CANDIDATE {
337 NDIS_802_11_MAC_ADDRESS BSSID;
338 ULONG Flags;
339 } PMKID_CANDIDATE;
340
341 #define NDIS_802_11_PMKID_CANDIDATE_PREAUTH_ENABLED 0x01
342
343 typedef struct NDIS_802_11_PMKID_CANDIDATE_LIST {
344 ULONG Version;
345 ULONG NumCandidates;
346 PMKID_CANDIDATE CandidateList[1];
347 } NDIS_802_11_PMKID_CANDIDATE_LIST;
348
349 #endif /* OID_802_11_CAPABILITY */
350
351
352 #ifndef OID_DOT11_CURRENT_OPERATION_MODE
353 /* Native 802.11 OIDs */
354 #define OID_DOT11_NDIS_START 0x0D010300
355 #define OID_DOT11_CURRENT_OPERATION_MODE (OID_DOT11_NDIS_START + 8)
356 #define OID_DOT11_SCAN_REQUEST (OID_DOT11_NDIS_START + 11)
357
358 typedef enum _DOT11_BSS_TYPE {
359 dot11_BSS_type_infrastructure = 1,
360 dot11_BSS_type_independent = 2,
361 dot11_BSS_type_any = 3
362 } DOT11_BSS_TYPE, * PDOT11_BSS_TYPE;
363
364 typedef UCHAR DOT11_MAC_ADDRESS[6];
365 typedef DOT11_MAC_ADDRESS * PDOT11_MAC_ADDRESS;
366
367 typedef enum _DOT11_SCAN_TYPE {
368 dot11_scan_type_active = 1,
369 dot11_scan_type_passive = 2,
370 dot11_scan_type_auto = 3,
371 dot11_scan_type_forced = 0x80000000
372 } DOT11_SCAN_TYPE, * PDOT11_SCAN_TYPE;
373
374 typedef struct _DOT11_SCAN_REQUEST_V2 {
375 DOT11_BSS_TYPE dot11BSSType;
376 DOT11_MAC_ADDRESS dot11BSSID;
377 DOT11_SCAN_TYPE dot11ScanType;
378 BOOLEAN bRestrictedScan;
379 ULONG udot11SSIDsOffset;
380 ULONG uNumOfdot11SSIDs;
381 BOOLEAN bUseRequestIE;
382 ULONG uRequestIDsOffset;
383 ULONG uNumOfRequestIDs;
384 ULONG uPhyTypeInfosOffset;
385 ULONG uNumOfPhyTypeInfos;
386 ULONG uIEsOffset;
387 ULONG uIEsLength;
388 UCHAR ucBuffer[1];
389 } DOT11_SCAN_REQUEST_V2, * PDOT11_SCAN_REQUEST_V2;
390
391 #endif /* OID_DOT11_CURRENT_OPERATION_MODE */
392
393 #ifdef CONFIG_USE_NDISUIO
394 #ifndef _WIN32_WCE
395 #ifdef __MINGW32_VERSION
396 typedef ULONG NDIS_OID;
397 #endif /* __MINGW32_VERSION */
398 /* from nuiouser.h */
399 #define FSCTL_NDISUIO_BASE FILE_DEVICE_NETWORK
400
401 #define _NDISUIO_CTL_CODE(_Function, _Method, _Access) \
402 CTL_CODE(FSCTL_NDISUIO_BASE, _Function, _Method, _Access)
403
404 #define IOCTL_NDISUIO_OPEN_DEVICE \
405 _NDISUIO_CTL_CODE(0x200, METHOD_BUFFERED, \
406 FILE_READ_ACCESS | FILE_WRITE_ACCESS)
407
408 #define IOCTL_NDISUIO_QUERY_OID_VALUE \
409 _NDISUIO_CTL_CODE(0x201, METHOD_BUFFERED, \
410 FILE_READ_ACCESS | FILE_WRITE_ACCESS)
411
412 #define IOCTL_NDISUIO_SET_OID_VALUE \
413 _NDISUIO_CTL_CODE(0x205, METHOD_BUFFERED, \
414 FILE_READ_ACCESS | FILE_WRITE_ACCESS)
415
416 #define IOCTL_NDISUIO_SET_ETHER_TYPE \
417 _NDISUIO_CTL_CODE(0x202, METHOD_BUFFERED, \
418 FILE_READ_ACCESS | FILE_WRITE_ACCESS)
419
420 #define IOCTL_NDISUIO_QUERY_BINDING \
421 _NDISUIO_CTL_CODE(0x203, METHOD_BUFFERED, \
422 FILE_READ_ACCESS | FILE_WRITE_ACCESS)
423
424 #define IOCTL_NDISUIO_BIND_WAIT \
425 _NDISUIO_CTL_CODE(0x204, METHOD_BUFFERED, \
426 FILE_READ_ACCESS | FILE_WRITE_ACCESS)
427
428 typedef struct _NDISUIO_QUERY_OID
429 {
430 NDIS_OID Oid;
431 UCHAR Data[sizeof(ULONG)];
432 } NDISUIO_QUERY_OID, *PNDISUIO_QUERY_OID;
433
434 typedef struct _NDISUIO_SET_OID
435 {
436 NDIS_OID Oid;
437 UCHAR Data[sizeof(ULONG)];
438 } NDISUIO_SET_OID, *PNDISUIO_SET_OID;
439
440 typedef struct _NDISUIO_QUERY_BINDING
441 {
442 ULONG BindingIndex;
443 ULONG DeviceNameOffset;
444 ULONG DeviceNameLength;
445 ULONG DeviceDescrOffset;
446 ULONG DeviceDescrLength;
447 } NDISUIO_QUERY_BINDING, *PNDISUIO_QUERY_BINDING;
448 #endif /* _WIN32_WCE */
449 #endif /* CONFIG_USE_NDISUIO */
450
451
ndis_get_oid(struct wpa_driver_ndis_data * drv,unsigned int oid,char * data,size_t len)452 static int ndis_get_oid(struct wpa_driver_ndis_data *drv, unsigned int oid,
453 char *data, size_t len)
454 {
455 #ifdef CONFIG_USE_NDISUIO
456 NDISUIO_QUERY_OID *o;
457 size_t buflen = sizeof(*o) + len;
458 DWORD written;
459 int ret;
460 size_t hdrlen;
461
462 o = os_zalloc(buflen);
463 if (o == NULL)
464 return -1;
465 o->Oid = oid;
466 #ifdef _WIN32_WCE
467 o->ptcDeviceName = drv->adapter_name;
468 #endif /* _WIN32_WCE */
469 if (!DeviceIoControl(drv->ndisuio, IOCTL_NDISUIO_QUERY_OID_VALUE,
470 o, sizeof(NDISUIO_QUERY_OID), o, buflen, &written,
471 NULL)) {
472 wpa_printf(MSG_DEBUG, "NDIS: IOCTL_NDISUIO_QUERY_OID_VALUE "
473 "failed (oid=%08x): %d", oid, (int) GetLastError());
474 os_free(o);
475 return -1;
476 }
477 hdrlen = sizeof(NDISUIO_QUERY_OID) - sizeof(o->Data);
478 if (written < hdrlen) {
479 wpa_printf(MSG_DEBUG, "NDIS: query oid=%08x written (%d); "
480 "too short", oid, (unsigned int) written);
481 os_free(o);
482 return -1;
483 }
484 written -= hdrlen;
485 if (written > len) {
486 wpa_printf(MSG_DEBUG, "NDIS: query oid=%08x written (%d) > "
487 "len (%d)",oid, (unsigned int) written, len);
488 os_free(o);
489 return -1;
490 }
491 os_memcpy(data, o->Data, written);
492 ret = written;
493 os_free(o);
494 return ret;
495 #else /* CONFIG_USE_NDISUIO */
496 char *buf;
497 PACKET_OID_DATA *o;
498 int ret;
499
500 buf = os_zalloc(sizeof(*o) + len);
501 if (buf == NULL)
502 return -1;
503 o = (PACKET_OID_DATA *) buf;
504 o->Oid = oid;
505 o->Length = len;
506
507 if (!PacketRequest(drv->adapter, FALSE, o)) {
508 wpa_printf(MSG_DEBUG, "%s: oid=0x%x len (%d) failed",
509 __func__, oid, len);
510 os_free(buf);
511 return -1;
512 }
513 if (o->Length > len) {
514 wpa_printf(MSG_DEBUG, "%s: oid=0x%x Length (%d) > len (%d)",
515 __func__, oid, (unsigned int) o->Length, len);
516 os_free(buf);
517 return -1;
518 }
519 os_memcpy(data, o->Data, o->Length);
520 ret = o->Length;
521 os_free(buf);
522 return ret;
523 #endif /* CONFIG_USE_NDISUIO */
524 }
525
526
ndis_set_oid(struct wpa_driver_ndis_data * drv,unsigned int oid,const char * data,size_t len)527 static int ndis_set_oid(struct wpa_driver_ndis_data *drv, unsigned int oid,
528 const char *data, size_t len)
529 {
530 #ifdef CONFIG_USE_NDISUIO
531 NDISUIO_SET_OID *o;
532 size_t buflen, reallen;
533 DWORD written;
534 char txt[50];
535
536 os_snprintf(txt, sizeof(txt), "NDIS: Set OID %08x", oid);
537 wpa_hexdump_key(MSG_MSGDUMP, txt, (const u8 *) data, len);
538
539 buflen = sizeof(*o) + len;
540 reallen = buflen - sizeof(o->Data);
541 o = os_zalloc(buflen);
542 if (o == NULL)
543 return -1;
544 o->Oid = oid;
545 #ifdef _WIN32_WCE
546 o->ptcDeviceName = drv->adapter_name;
547 #endif /* _WIN32_WCE */
548 if (data)
549 os_memcpy(o->Data, data, len);
550 if (!DeviceIoControl(drv->ndisuio, IOCTL_NDISUIO_SET_OID_VALUE,
551 o, reallen, NULL, 0, &written, NULL)) {
552 wpa_printf(MSG_DEBUG, "NDIS: IOCTL_NDISUIO_SET_OID_VALUE "
553 "(oid=%08x) failed: %d", oid, (int) GetLastError());
554 os_free(o);
555 return -1;
556 }
557 os_free(o);
558 return 0;
559 #else /* CONFIG_USE_NDISUIO */
560 char *buf;
561 PACKET_OID_DATA *o;
562 char txt[50];
563
564 os_snprintf(txt, sizeof(txt), "NDIS: Set OID %08x", oid);
565 wpa_hexdump_key(MSG_MSGDUMP, txt, (const u8 *) data, len);
566
567 buf = os_zalloc(sizeof(*o) + len);
568 if (buf == NULL)
569 return -1;
570 o = (PACKET_OID_DATA *) buf;
571 o->Oid = oid;
572 o->Length = len;
573 if (data)
574 os_memcpy(o->Data, data, len);
575
576 if (!PacketRequest(drv->adapter, TRUE, o)) {
577 wpa_printf(MSG_DEBUG, "%s: oid=0x%x len (%d) failed",
578 __func__, oid, len);
579 os_free(buf);
580 return -1;
581 }
582 os_free(buf);
583 return 0;
584 #endif /* CONFIG_USE_NDISUIO */
585 }
586
587
ndis_set_auth_mode(struct wpa_driver_ndis_data * drv,int mode)588 static int ndis_set_auth_mode(struct wpa_driver_ndis_data *drv, int mode)
589 {
590 u32 auth_mode = mode;
591 if (ndis_set_oid(drv, OID_802_11_AUTHENTICATION_MODE,
592 (char *) &auth_mode, sizeof(auth_mode)) < 0) {
593 wpa_printf(MSG_DEBUG, "NDIS: Failed to set "
594 "OID_802_11_AUTHENTICATION_MODE (%d)",
595 (int) auth_mode);
596 return -1;
597 }
598 return 0;
599 }
600
601
ndis_get_auth_mode(struct wpa_driver_ndis_data * drv)602 static int ndis_get_auth_mode(struct wpa_driver_ndis_data *drv)
603 {
604 u32 auth_mode;
605 int res;
606 res = ndis_get_oid(drv, OID_802_11_AUTHENTICATION_MODE,
607 (char *) &auth_mode, sizeof(auth_mode));
608 if (res != sizeof(auth_mode)) {
609 wpa_printf(MSG_DEBUG, "NDIS: Failed to get "
610 "OID_802_11_AUTHENTICATION_MODE");
611 return -1;
612 }
613 return auth_mode;
614 }
615
616
ndis_set_encr_status(struct wpa_driver_ndis_data * drv,int encr)617 static int ndis_set_encr_status(struct wpa_driver_ndis_data *drv, int encr)
618 {
619 u32 encr_status = encr;
620 if (ndis_set_oid(drv, OID_802_11_ENCRYPTION_STATUS,
621 (char *) &encr_status, sizeof(encr_status)) < 0) {
622 wpa_printf(MSG_DEBUG, "NDIS: Failed to set "
623 "OID_802_11_ENCRYPTION_STATUS (%d)", encr);
624 return -1;
625 }
626 return 0;
627 }
628
629
ndis_get_encr_status(struct wpa_driver_ndis_data * drv)630 static int ndis_get_encr_status(struct wpa_driver_ndis_data *drv)
631 {
632 u32 encr;
633 int res;
634 res = ndis_get_oid(drv, OID_802_11_ENCRYPTION_STATUS,
635 (char *) &encr, sizeof(encr));
636 if (res != sizeof(encr)) {
637 wpa_printf(MSG_DEBUG, "NDIS: Failed to get "
638 "OID_802_11_ENCRYPTION_STATUS");
639 return -1;
640 }
641 return encr;
642 }
643
644
wpa_driver_ndis_get_bssid(void * priv,u8 * bssid)645 static int wpa_driver_ndis_get_bssid(void *priv, u8 *bssid)
646 {
647 struct wpa_driver_ndis_data *drv = priv;
648
649 if (drv->wired) {
650 /*
651 * Report PAE group address as the "BSSID" for wired
652 * connection.
653 */
654 os_memcpy(bssid, pae_group_addr, ETH_ALEN);
655 return 0;
656 }
657
658 return ndis_get_oid(drv, OID_802_11_BSSID, (char *) bssid, ETH_ALEN) <
659 0 ? -1 : 0;
660 }
661
662
wpa_driver_ndis_get_ssid(void * priv,u8 * ssid)663 static int wpa_driver_ndis_get_ssid(void *priv, u8 *ssid)
664 {
665 struct wpa_driver_ndis_data *drv = priv;
666 NDIS_802_11_SSID buf;
667 int res;
668
669 res = ndis_get_oid(drv, OID_802_11_SSID, (char *) &buf, sizeof(buf));
670 if (res < 4) {
671 wpa_printf(MSG_DEBUG, "NDIS: Failed to get SSID");
672 if (drv->wired) {
673 wpa_printf(MSG_DEBUG, "NDIS: Allow get_ssid failure "
674 "with a wired interface");
675 return 0;
676 }
677 return -1;
678 }
679 os_memcpy(ssid, buf.Ssid, buf.SsidLength);
680 return buf.SsidLength;
681 }
682
683
wpa_driver_ndis_set_ssid(struct wpa_driver_ndis_data * drv,const u8 * ssid,size_t ssid_len)684 static int wpa_driver_ndis_set_ssid(struct wpa_driver_ndis_data *drv,
685 const u8 *ssid, size_t ssid_len)
686 {
687 NDIS_802_11_SSID buf;
688
689 os_memset(&buf, 0, sizeof(buf));
690 buf.SsidLength = ssid_len;
691 os_memcpy(buf.Ssid, ssid, ssid_len);
692 /*
693 * Make sure radio is marked enabled here so that scan request will not
694 * force SSID to be changed to a random one in order to enable radio at
695 * that point.
696 */
697 drv->radio_enabled = 1;
698 return ndis_set_oid(drv, OID_802_11_SSID, (char *) &buf, sizeof(buf));
699 }
700
701
702 /* Disconnect using OID_802_11_DISASSOCIATE. This will also turn the radio off.
703 */
wpa_driver_ndis_radio_off(struct wpa_driver_ndis_data * drv)704 static int wpa_driver_ndis_radio_off(struct wpa_driver_ndis_data *drv)
705 {
706 drv->radio_enabled = 0;
707 return ndis_set_oid(drv, OID_802_11_DISASSOCIATE, " ", 4);
708 }
709
710
711 /* Disconnect by setting SSID to random (i.e., likely not used). */
wpa_driver_ndis_disconnect(struct wpa_driver_ndis_data * drv)712 static int wpa_driver_ndis_disconnect(struct wpa_driver_ndis_data *drv)
713 {
714 char ssid[SSID_MAX_LEN];
715 int i;
716 for (i = 0; i < SSID_MAX_LEN; i++)
717 ssid[i] = rand() & 0xff;
718 return wpa_driver_ndis_set_ssid(drv, (u8 *) ssid, SSID_MAX_LEN);
719 }
720
721
wpa_driver_ndis_deauthenticate(void * priv,const u8 * addr,u16 reason_code)722 static int wpa_driver_ndis_deauthenticate(void *priv, const u8 *addr,
723 u16 reason_code)
724 {
725 struct wpa_driver_ndis_data *drv = priv;
726 return wpa_driver_ndis_disconnect(drv);
727 }
728
729
wpa_driver_ndis_scan_timeout(void * eloop_ctx,void * timeout_ctx)730 static void wpa_driver_ndis_scan_timeout(void *eloop_ctx, void *timeout_ctx)
731 {
732 wpa_printf(MSG_DEBUG, "Scan timeout - try to get results");
733 wpa_supplicant_event(timeout_ctx, EVENT_SCAN_RESULTS, NULL);
734 }
735
736
wpa_driver_ndis_scan_native80211(struct wpa_driver_ndis_data * drv,struct wpa_driver_scan_params * params)737 static int wpa_driver_ndis_scan_native80211(
738 struct wpa_driver_ndis_data *drv,
739 struct wpa_driver_scan_params *params)
740 {
741 DOT11_SCAN_REQUEST_V2 req;
742 int res;
743
744 os_memset(&req, 0, sizeof(req));
745 req.dot11BSSType = dot11_BSS_type_any;
746 os_memset(req.dot11BSSID, 0xff, ETH_ALEN);
747 req.dot11ScanType = dot11_scan_type_auto;
748 res = ndis_set_oid(drv, OID_DOT11_SCAN_REQUEST, (char *) &req,
749 sizeof(req));
750 eloop_cancel_timeout(wpa_driver_ndis_scan_timeout, drv, drv->ctx);
751 eloop_register_timeout(7, 0, wpa_driver_ndis_scan_timeout, drv,
752 drv->ctx);
753 return res;
754 }
755
756
wpa_driver_ndis_scan(void * priv,struct wpa_driver_scan_params * params)757 static int wpa_driver_ndis_scan(void *priv,
758 struct wpa_driver_scan_params *params)
759 {
760 struct wpa_driver_ndis_data *drv = priv;
761 int res;
762
763 if (drv->native80211)
764 return wpa_driver_ndis_scan_native80211(drv, params);
765
766 if (!drv->radio_enabled) {
767 wpa_printf(MSG_DEBUG, "NDIS: turning radio on before the first"
768 " scan");
769 if (wpa_driver_ndis_disconnect(drv) < 0) {
770 wpa_printf(MSG_DEBUG, "NDIS: failed to enable radio");
771 }
772 drv->radio_enabled = 1;
773 }
774
775 res = ndis_set_oid(drv, OID_802_11_BSSID_LIST_SCAN, " ", 4);
776 eloop_cancel_timeout(wpa_driver_ndis_scan_timeout, drv, drv->ctx);
777 eloop_register_timeout(7, 0, wpa_driver_ndis_scan_timeout, drv,
778 drv->ctx);
779 return res;
780 }
781
782
wpa_scan_get_ie(const struct wpa_scan_res * res,u8 ie)783 static const u8 * wpa_scan_get_ie(const struct wpa_scan_res *res, u8 ie)
784 {
785 return get_ie((const u8 *) (res + 1), res->ie_len, ie);
786 }
787
788
wpa_driver_ndis_add_scan_ssid(struct wpa_scan_res * r,NDIS_802_11_SSID * ssid)789 static struct wpa_scan_res * wpa_driver_ndis_add_scan_ssid(
790 struct wpa_scan_res *r, NDIS_802_11_SSID *ssid)
791 {
792 struct wpa_scan_res *nr;
793 u8 *pos;
794
795 if (wpa_scan_get_ie(r, WLAN_EID_SSID))
796 return r; /* SSID IE already present */
797
798 if (ssid->SsidLength == 0 || ssid->SsidLength > SSID_MAX_LEN)
799 return r; /* No valid SSID inside scan data */
800
801 nr = os_realloc(r, sizeof(*r) + r->ie_len + 2 + ssid->SsidLength);
802 if (nr == NULL)
803 return r;
804
805 pos = ((u8 *) (nr + 1)) + nr->ie_len;
806 *pos++ = WLAN_EID_SSID;
807 *pos++ = ssid->SsidLength;
808 os_memcpy(pos, ssid->Ssid, ssid->SsidLength);
809 nr->ie_len += 2 + ssid->SsidLength;
810
811 return nr;
812 }
813
814
wpa_driver_ndis_get_scan_results(void * priv)815 static struct wpa_scan_results * wpa_driver_ndis_get_scan_results(void *priv)
816 {
817 struct wpa_driver_ndis_data *drv = priv;
818 NDIS_802_11_BSSID_LIST_EX *b;
819 size_t blen, count, i;
820 int len;
821 char *pos;
822 struct wpa_scan_results *results;
823 struct wpa_scan_res *r;
824
825 blen = 65535;
826 b = os_zalloc(blen);
827 if (b == NULL)
828 return NULL;
829 len = ndis_get_oid(drv, OID_802_11_BSSID_LIST, (char *) b, blen);
830 if (len < 0) {
831 wpa_printf(MSG_DEBUG, "NDIS: failed to get scan results");
832 os_free(b);
833 return NULL;
834 }
835 count = b->NumberOfItems;
836
837 results = os_zalloc(sizeof(*results));
838 if (results == NULL) {
839 os_free(b);
840 return NULL;
841 }
842 results->res = os_calloc(count, sizeof(struct wpa_scan_res *));
843 if (results->res == NULL) {
844 os_free(results);
845 os_free(b);
846 return NULL;
847 }
848
849 pos = (char *) &b->Bssid[0];
850 for (i = 0; i < count; i++) {
851 NDIS_WLAN_BSSID_EX *bss = (NDIS_WLAN_BSSID_EX *) pos;
852 NDIS_802_11_FIXED_IEs *fixed;
853
854 if (bss->IELength < sizeof(NDIS_802_11_FIXED_IEs)) {
855 wpa_printf(MSG_DEBUG, "NDIS: too small IELength=%d",
856 (int) bss->IELength);
857 break;
858 }
859 if (((char *) bss->IEs) + bss->IELength > (char *) b + blen) {
860 /*
861 * Some NDIS drivers have been reported to include an
862 * entry with an invalid IELength in scan results and
863 * this has crashed wpa_supplicant, so validate the
864 * returned value before using it.
865 */
866 wpa_printf(MSG_DEBUG, "NDIS: skipped invalid scan "
867 "result IE (BSSID=" MACSTR ") IELength=%d",
868 MAC2STR(bss->MacAddress),
869 (int) bss->IELength);
870 break;
871 }
872
873 r = os_zalloc(sizeof(*r) + bss->IELength -
874 sizeof(NDIS_802_11_FIXED_IEs));
875 if (r == NULL)
876 break;
877
878 os_memcpy(r->bssid, bss->MacAddress, ETH_ALEN);
879 r->level = (int) bss->Rssi;
880 r->freq = bss->Configuration.DSConfig / 1000;
881 fixed = (NDIS_802_11_FIXED_IEs *) bss->IEs;
882 r->beacon_int = WPA_GET_LE16((u8 *) &fixed->BeaconInterval);
883 r->caps = WPA_GET_LE16((u8 *) &fixed->Capabilities);
884 r->tsf = WPA_GET_LE64(fixed->Timestamp);
885 os_memcpy(r + 1, bss->IEs + sizeof(NDIS_802_11_FIXED_IEs),
886 bss->IELength - sizeof(NDIS_802_11_FIXED_IEs));
887 r->ie_len = bss->IELength - sizeof(NDIS_802_11_FIXED_IEs);
888 r = wpa_driver_ndis_add_scan_ssid(r, &bss->Ssid);
889
890 results->res[results->num++] = r;
891
892 pos += bss->Length;
893 if (pos > (char *) b + blen)
894 break;
895 }
896
897 os_free(b);
898
899 return results;
900 }
901
902
wpa_driver_ndis_remove_key(struct wpa_driver_ndis_data * drv,int key_idx,const u8 * addr,const u8 * bssid,int pairwise)903 static int wpa_driver_ndis_remove_key(struct wpa_driver_ndis_data *drv,
904 int key_idx, const u8 *addr,
905 const u8 *bssid, int pairwise)
906 {
907 NDIS_802_11_REMOVE_KEY rkey;
908 NDIS_802_11_KEY_INDEX index;
909 int res, res2;
910
911 os_memset(&rkey, 0, sizeof(rkey));
912
913 rkey.Length = sizeof(rkey);
914 rkey.KeyIndex = key_idx;
915 if (pairwise)
916 rkey.KeyIndex |= 1 << 30;
917 os_memcpy(rkey.BSSID, bssid, ETH_ALEN);
918
919 res = ndis_set_oid(drv, OID_802_11_REMOVE_KEY, (char *) &rkey,
920 sizeof(rkey));
921 if (!pairwise) {
922 index = key_idx;
923 res2 = ndis_set_oid(drv, OID_802_11_REMOVE_WEP,
924 (char *) &index, sizeof(index));
925 } else
926 res2 = 0;
927
928 if (res < 0 && res2 < 0)
929 return -1;
930 return 0;
931 }
932
933
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)934 static int wpa_driver_ndis_add_wep(struct wpa_driver_ndis_data *drv,
935 int pairwise, int key_idx, int set_tx,
936 const u8 *key, size_t key_len)
937 {
938 NDIS_802_11_WEP *wep;
939 size_t len;
940 int res;
941
942 len = 12 + key_len;
943 wep = os_zalloc(len);
944 if (wep == NULL)
945 return -1;
946 wep->Length = len;
947 wep->KeyIndex = key_idx;
948 if (set_tx)
949 wep->KeyIndex |= 1 << 31;
950 #if 0 /* Setting bit30 does not seem to work with some NDIS drivers */
951 if (pairwise)
952 wep->KeyIndex |= 1 << 30;
953 #endif
954 wep->KeyLength = key_len;
955 os_memcpy(wep->KeyMaterial, key, key_len);
956
957 wpa_hexdump_key(MSG_MSGDUMP, "NDIS: OID_802_11_ADD_WEP",
958 (u8 *) wep, len);
959 res = ndis_set_oid(drv, OID_802_11_ADD_WEP, (char *) wep, len);
960
961 os_free(wep);
962
963 return res;
964 }
965
966
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)967 static int wpa_driver_ndis_set_key(const char *ifname, void *priv,
968 enum wpa_alg alg, const u8 *addr,
969 int key_idx, int set_tx,
970 const u8 *seq, size_t seq_len,
971 const u8 *key, size_t key_len)
972 {
973 struct wpa_driver_ndis_data *drv = priv;
974 size_t len, i;
975 NDIS_802_11_KEY *nkey;
976 int res, pairwise;
977 u8 bssid[ETH_ALEN];
978
979 if (addr == NULL || is_broadcast_ether_addr(addr)) {
980 /* Group Key */
981 pairwise = 0;
982 if (wpa_driver_ndis_get_bssid(drv, bssid) < 0)
983 os_memset(bssid, 0xff, ETH_ALEN);
984 } else {
985 /* Pairwise Key */
986 pairwise = 1;
987 os_memcpy(bssid, addr, ETH_ALEN);
988 }
989
990 if (alg == WPA_ALG_NONE || key_len == 0) {
991 return wpa_driver_ndis_remove_key(drv, key_idx, addr, bssid,
992 pairwise);
993 }
994
995 if (alg == WPA_ALG_WEP) {
996 return wpa_driver_ndis_add_wep(drv, pairwise, key_idx, set_tx,
997 key, key_len);
998 }
999
1000 len = 12 + 6 + 6 + 8 + key_len;
1001
1002 nkey = os_zalloc(len);
1003 if (nkey == NULL)
1004 return -1;
1005
1006 nkey->Length = len;
1007 nkey->KeyIndex = key_idx;
1008 if (set_tx)
1009 nkey->KeyIndex |= 1 << 31;
1010 if (pairwise)
1011 nkey->KeyIndex |= 1 << 30;
1012 if (seq && seq_len)
1013 nkey->KeyIndex |= 1 << 29;
1014 nkey->KeyLength = key_len;
1015 os_memcpy(nkey->BSSID, bssid, ETH_ALEN);
1016 if (seq && seq_len) {
1017 for (i = 0; i < seq_len; i++)
1018 nkey->KeyRSC |= (ULONGLONG) seq[i] << (i * 8);
1019 }
1020 if (alg == WPA_ALG_TKIP && key_len == 32) {
1021 os_memcpy(nkey->KeyMaterial, key, 16);
1022 os_memcpy(nkey->KeyMaterial + 16, key + 24, 8);
1023 os_memcpy(nkey->KeyMaterial + 24, key + 16, 8);
1024 } else {
1025 os_memcpy(nkey->KeyMaterial, key, key_len);
1026 }
1027
1028 wpa_hexdump_key(MSG_MSGDUMP, "NDIS: OID_802_11_ADD_KEY",
1029 (u8 *) nkey, len);
1030 res = ndis_set_oid(drv, OID_802_11_ADD_KEY, (char *) nkey, len);
1031 os_free(nkey);
1032
1033 return res;
1034 }
1035
1036
1037 static int
wpa_driver_ndis_associate(void * priv,struct wpa_driver_associate_params * params)1038 wpa_driver_ndis_associate(void *priv,
1039 struct wpa_driver_associate_params *params)
1040 {
1041 struct wpa_driver_ndis_data *drv = priv;
1042 u32 auth_mode, encr, priv_mode, mode;
1043 u8 bcast[ETH_ALEN] = { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff };
1044
1045 drv->mode = params->mode;
1046
1047 /* Note: Setting OID_802_11_INFRASTRUCTURE_MODE clears current keys,
1048 * so static WEP keys needs to be set again after this. */
1049 if (params->mode == IEEE80211_MODE_IBSS) {
1050 mode = Ndis802_11IBSS;
1051 /* Need to make sure that BSSID polling is enabled for
1052 * IBSS mode. */
1053 eloop_cancel_timeout(wpa_driver_ndis_poll_timeout, drv, NULL);
1054 eloop_register_timeout(1, 0, wpa_driver_ndis_poll_timeout,
1055 drv, NULL);
1056 } else
1057 mode = Ndis802_11Infrastructure;
1058 if (ndis_set_oid(drv, OID_802_11_INFRASTRUCTURE_MODE,
1059 (char *) &mode, sizeof(mode)) < 0) {
1060 wpa_printf(MSG_DEBUG, "NDIS: Failed to set "
1061 "OID_802_11_INFRASTRUCTURE_MODE (%d)",
1062 (int) mode);
1063 /* Try to continue anyway */
1064 }
1065
1066 if (params->key_mgmt_suite == WPA_KEY_MGMT_NONE ||
1067 params->key_mgmt_suite == WPA_KEY_MGMT_IEEE8021X_NO_WPA) {
1068 /* Re-set WEP keys if static WEP configuration is used. */
1069 int i;
1070 for (i = 0; i < 4; i++) {
1071 if (!params->wep_key[i])
1072 continue;
1073 wpa_printf(MSG_DEBUG, "NDIS: Re-setting static WEP "
1074 "key %d", i);
1075 wpa_driver_ndis_set_key(drv->ifname, drv, WPA_ALG_WEP,
1076 bcast, i,
1077 i == params->wep_tx_keyidx,
1078 NULL, 0, params->wep_key[i],
1079 params->wep_key_len[i]);
1080 }
1081 }
1082
1083 if (params->wpa_ie == NULL || params->wpa_ie_len == 0) {
1084 if (params->auth_alg & WPA_AUTH_ALG_SHARED) {
1085 if (params->auth_alg & WPA_AUTH_ALG_OPEN)
1086 auth_mode = Ndis802_11AuthModeAutoSwitch;
1087 else
1088 auth_mode = Ndis802_11AuthModeShared;
1089 } else
1090 auth_mode = Ndis802_11AuthModeOpen;
1091 priv_mode = Ndis802_11PrivFilterAcceptAll;
1092 } else if (params->wpa_ie[0] == WLAN_EID_RSN) {
1093 priv_mode = Ndis802_11PrivFilter8021xWEP;
1094 if (params->key_mgmt_suite == WPA_KEY_MGMT_PSK)
1095 auth_mode = Ndis802_11AuthModeWPA2PSK;
1096 else
1097 auth_mode = Ndis802_11AuthModeWPA2;
1098 #ifdef CONFIG_WPS
1099 } else if (params->key_mgmt_suite == WPA_KEY_MGMT_WPS) {
1100 auth_mode = Ndis802_11AuthModeOpen;
1101 priv_mode = Ndis802_11PrivFilterAcceptAll;
1102 if (params->wps == WPS_MODE_PRIVACY) {
1103 u8 dummy_key[5] = { 0x11, 0x22, 0x33, 0x44, 0x55 };
1104 /*
1105 * Some NDIS drivers refuse to associate in open mode
1106 * configuration due to Privacy field mismatch, so use
1107 * a workaround to make the configuration look like
1108 * matching one for WPS provisioning.
1109 */
1110 wpa_printf(MSG_DEBUG, "NDIS: Set dummy WEP key as a "
1111 "workaround to allow driver to associate "
1112 "for WPS");
1113 wpa_driver_ndis_set_key(drv->ifname, drv, WPA_ALG_WEP,
1114 bcast, 0, 1,
1115 NULL, 0, dummy_key,
1116 sizeof(dummy_key));
1117 }
1118 #endif /* CONFIG_WPS */
1119 } else {
1120 priv_mode = Ndis802_11PrivFilter8021xWEP;
1121 if (params->key_mgmt_suite == WPA_KEY_MGMT_WPA_NONE)
1122 auth_mode = Ndis802_11AuthModeWPANone;
1123 else if (params->key_mgmt_suite == WPA_KEY_MGMT_PSK)
1124 auth_mode = Ndis802_11AuthModeWPAPSK;
1125 else
1126 auth_mode = Ndis802_11AuthModeWPA;
1127 }
1128
1129 switch (params->pairwise_suite) {
1130 case WPA_CIPHER_CCMP:
1131 encr = Ndis802_11Encryption3Enabled;
1132 break;
1133 case WPA_CIPHER_TKIP:
1134 encr = Ndis802_11Encryption2Enabled;
1135 break;
1136 case WPA_CIPHER_WEP40:
1137 case WPA_CIPHER_WEP104:
1138 encr = Ndis802_11Encryption1Enabled;
1139 break;
1140 case WPA_CIPHER_NONE:
1141 #ifdef CONFIG_WPS
1142 if (params->wps == WPS_MODE_PRIVACY) {
1143 encr = Ndis802_11Encryption1Enabled;
1144 break;
1145 }
1146 #endif /* CONFIG_WPS */
1147 if (params->group_suite == WPA_CIPHER_CCMP)
1148 encr = Ndis802_11Encryption3Enabled;
1149 else if (params->group_suite == WPA_CIPHER_TKIP)
1150 encr = Ndis802_11Encryption2Enabled;
1151 else
1152 encr = Ndis802_11EncryptionDisabled;
1153 break;
1154 default:
1155 #ifdef CONFIG_WPS
1156 if (params->wps == WPS_MODE_PRIVACY) {
1157 encr = Ndis802_11Encryption1Enabled;
1158 break;
1159 }
1160 #endif /* CONFIG_WPS */
1161 encr = Ndis802_11EncryptionDisabled;
1162 break;
1163 };
1164
1165 if (ndis_set_oid(drv, OID_802_11_PRIVACY_FILTER,
1166 (char *) &priv_mode, sizeof(priv_mode)) < 0) {
1167 wpa_printf(MSG_DEBUG, "NDIS: Failed to set "
1168 "OID_802_11_PRIVACY_FILTER (%d)",
1169 (int) priv_mode);
1170 /* Try to continue anyway */
1171 }
1172
1173 ndis_set_auth_mode(drv, auth_mode);
1174 ndis_set_encr_status(drv, encr);
1175
1176 if (params->bssid) {
1177 ndis_set_oid(drv, OID_802_11_BSSID, (char *) params->bssid,
1178 ETH_ALEN);
1179 drv->oid_bssid_set = 1;
1180 } else if (drv->oid_bssid_set) {
1181 ndis_set_oid(drv, OID_802_11_BSSID, "\xff\xff\xff\xff\xff\xff",
1182 ETH_ALEN);
1183 drv->oid_bssid_set = 0;
1184 }
1185
1186 return wpa_driver_ndis_set_ssid(drv, params->ssid, params->ssid_len);
1187 }
1188
1189
wpa_driver_ndis_set_pmkid(struct wpa_driver_ndis_data * drv)1190 static int wpa_driver_ndis_set_pmkid(struct wpa_driver_ndis_data *drv)
1191 {
1192 int len, count, i, ret;
1193 struct ndis_pmkid_entry *entry;
1194 NDIS_802_11_PMKID *p;
1195
1196 count = 0;
1197 entry = drv->pmkid;
1198 while (entry) {
1199 count++;
1200 if (count >= drv->no_of_pmkid)
1201 break;
1202 entry = entry->next;
1203 }
1204 len = 8 + count * sizeof(BSSID_INFO);
1205 p = os_zalloc(len);
1206 if (p == NULL)
1207 return -1;
1208
1209 p->Length = len;
1210 p->BSSIDInfoCount = count;
1211 entry = drv->pmkid;
1212 for (i = 0; i < count; i++) {
1213 os_memcpy(&p->BSSIDInfo[i].BSSID, entry->bssid, ETH_ALEN);
1214 os_memcpy(&p->BSSIDInfo[i].PMKID, entry->pmkid, 16);
1215 entry = entry->next;
1216 }
1217 wpa_hexdump(MSG_MSGDUMP, "NDIS: OID_802_11_PMKID", (u8 *) p, len);
1218 ret = ndis_set_oid(drv, OID_802_11_PMKID, (char *) p, len);
1219 os_free(p);
1220 return ret;
1221 }
1222
1223
wpa_driver_ndis_add_pmkid(void * priv,struct wpa_pmkid_params * params)1224 static int wpa_driver_ndis_add_pmkid(void *priv,
1225 struct wpa_pmkid_params *params)
1226 {
1227 struct wpa_driver_ndis_data *drv = priv;
1228 struct ndis_pmkid_entry *entry, *prev;
1229 const u8 *bssid = params->bssid;
1230 const u8 *pmkid = params->pmkid;
1231
1232 if (!bssid || !pmkid)
1233 return -1;
1234 if (drv->no_of_pmkid == 0)
1235 return 0;
1236
1237 prev = NULL;
1238 entry = drv->pmkid;
1239 while (entry) {
1240 if (os_memcmp(entry->bssid, bssid, ETH_ALEN) == 0)
1241 break;
1242 prev = entry;
1243 entry = entry->next;
1244 }
1245
1246 if (entry) {
1247 /* Replace existing entry for this BSSID and move it into the
1248 * beginning of the list. */
1249 os_memcpy(entry->pmkid, pmkid, 16);
1250 if (prev) {
1251 prev->next = entry->next;
1252 entry->next = drv->pmkid;
1253 drv->pmkid = entry;
1254 }
1255 } else {
1256 entry = os_malloc(sizeof(*entry));
1257 if (entry) {
1258 os_memcpy(entry->bssid, bssid, ETH_ALEN);
1259 os_memcpy(entry->pmkid, pmkid, 16);
1260 entry->next = drv->pmkid;
1261 drv->pmkid = entry;
1262 }
1263 }
1264
1265 return wpa_driver_ndis_set_pmkid(drv);
1266 }
1267
1268
wpa_driver_ndis_remove_pmkid(void * priv,struct wpa_pmkid_params * params)1269 static int wpa_driver_ndis_remove_pmkid(void *priv,
1270 struct wpa_pmkid_params *params)
1271 {
1272 struct wpa_driver_ndis_data *drv = priv;
1273 struct ndis_pmkid_entry *entry, *prev;
1274 const u8 *bssid = params->bssid;
1275 const u8 *pmkid = params->pmkid;
1276
1277 if (!bssid || !pmkid)
1278 return -1;
1279 if (drv->no_of_pmkid == 0)
1280 return 0;
1281
1282 entry = drv->pmkid;
1283 prev = NULL;
1284 while (entry) {
1285 if (os_memcmp(entry->bssid, bssid, ETH_ALEN) == 0 &&
1286 os_memcmp(entry->pmkid, pmkid, 16) == 0) {
1287 if (prev)
1288 prev->next = entry->next;
1289 else
1290 drv->pmkid = entry->next;
1291 os_free(entry);
1292 break;
1293 }
1294 prev = entry;
1295 entry = entry->next;
1296 }
1297 return wpa_driver_ndis_set_pmkid(drv);
1298 }
1299
1300
wpa_driver_ndis_flush_pmkid(void * priv)1301 static int wpa_driver_ndis_flush_pmkid(void *priv)
1302 {
1303 struct wpa_driver_ndis_data *drv = priv;
1304 NDIS_802_11_PMKID p;
1305 struct ndis_pmkid_entry *pmkid, *prev;
1306 int prev_authmode, ret;
1307
1308 if (drv->no_of_pmkid == 0)
1309 return 0;
1310
1311 pmkid = drv->pmkid;
1312 drv->pmkid = NULL;
1313 while (pmkid) {
1314 prev = pmkid;
1315 pmkid = pmkid->next;
1316 os_free(prev);
1317 }
1318
1319 /*
1320 * Some drivers may refuse OID_802_11_PMKID if authMode is not set to
1321 * WPA2, so change authMode temporarily, if needed.
1322 */
1323 prev_authmode = ndis_get_auth_mode(drv);
1324 if (prev_authmode != Ndis802_11AuthModeWPA2)
1325 ndis_set_auth_mode(drv, Ndis802_11AuthModeWPA2);
1326
1327 os_memset(&p, 0, sizeof(p));
1328 p.Length = 8;
1329 p.BSSIDInfoCount = 0;
1330 wpa_hexdump(MSG_MSGDUMP, "NDIS: OID_802_11_PMKID (flush)",
1331 (u8 *) &p, 8);
1332 ret = ndis_set_oid(drv, OID_802_11_PMKID, (char *) &p, 8);
1333
1334 if (prev_authmode != Ndis802_11AuthModeWPA2)
1335 ndis_set_auth_mode(drv, prev_authmode);
1336
1337 return ret;
1338 }
1339
1340
wpa_driver_ndis_get_associnfo(struct wpa_driver_ndis_data * drv)1341 static int wpa_driver_ndis_get_associnfo(struct wpa_driver_ndis_data *drv)
1342 {
1343 char buf[512], *pos;
1344 NDIS_802_11_ASSOCIATION_INFORMATION *ai;
1345 int len;
1346 union wpa_event_data data;
1347 NDIS_802_11_BSSID_LIST_EX *b;
1348 size_t blen, i;
1349
1350 len = ndis_get_oid(drv, OID_802_11_ASSOCIATION_INFORMATION, buf,
1351 sizeof(buf));
1352 if (len < 0) {
1353 wpa_printf(MSG_DEBUG, "NDIS: failed to get association "
1354 "information");
1355 return -1;
1356 }
1357 if (len > sizeof(buf)) {
1358 /* Some drivers seem to be producing incorrect length for this
1359 * data. Limit the length to the current buffer size to avoid
1360 * crashing in hexdump. The data seems to be otherwise valid,
1361 * so better try to use it. */
1362 wpa_printf(MSG_DEBUG, "NDIS: ignored bogus association "
1363 "information length %d", len);
1364 len = ndis_get_oid(drv, OID_802_11_ASSOCIATION_INFORMATION,
1365 buf, sizeof(buf));
1366 if (len < -1) {
1367 wpa_printf(MSG_DEBUG, "NDIS: re-reading association "
1368 "information failed");
1369 return -1;
1370 }
1371 if (len > sizeof(buf)) {
1372 wpa_printf(MSG_DEBUG, "NDIS: ignored bogus association"
1373 " information length %d (re-read)", len);
1374 len = sizeof(buf);
1375 }
1376 }
1377 wpa_hexdump(MSG_MSGDUMP, "NDIS: association information",
1378 (u8 *) buf, len);
1379 if (len < sizeof(*ai)) {
1380 wpa_printf(MSG_DEBUG, "NDIS: too short association "
1381 "information");
1382 return -1;
1383 }
1384 ai = (NDIS_802_11_ASSOCIATION_INFORMATION *) buf;
1385 wpa_printf(MSG_DEBUG, "NDIS: ReqFixed=0x%x RespFixed=0x%x off_req=%d "
1386 "off_resp=%d len_req=%d len_resp=%d",
1387 ai->AvailableRequestFixedIEs, ai->AvailableResponseFixedIEs,
1388 (int) ai->OffsetRequestIEs, (int) ai->OffsetResponseIEs,
1389 (int) ai->RequestIELength, (int) ai->ResponseIELength);
1390
1391 if (ai->OffsetRequestIEs + ai->RequestIELength > (unsigned) len ||
1392 ai->OffsetResponseIEs + ai->ResponseIELength > (unsigned) len) {
1393 wpa_printf(MSG_DEBUG, "NDIS: association information - "
1394 "IE overflow");
1395 return -1;
1396 }
1397
1398 wpa_hexdump(MSG_MSGDUMP, "NDIS: Request IEs",
1399 (u8 *) buf + ai->OffsetRequestIEs, ai->RequestIELength);
1400 wpa_hexdump(MSG_MSGDUMP, "NDIS: Response IEs",
1401 (u8 *) buf + ai->OffsetResponseIEs, ai->ResponseIELength);
1402
1403 os_memset(&data, 0, sizeof(data));
1404 data.assoc_info.req_ies = (u8 *) buf + ai->OffsetRequestIEs;
1405 data.assoc_info.req_ies_len = ai->RequestIELength;
1406 data.assoc_info.resp_ies = (u8 *) buf + ai->OffsetResponseIEs;
1407 data.assoc_info.resp_ies_len = ai->ResponseIELength;
1408
1409 blen = 65535;
1410 b = os_zalloc(blen);
1411 if (b == NULL)
1412 goto skip_scan_results;
1413 len = ndis_get_oid(drv, OID_802_11_BSSID_LIST, (char *) b, blen);
1414 if (len < 0) {
1415 wpa_printf(MSG_DEBUG, "NDIS: failed to get scan results");
1416 os_free(b);
1417 b = NULL;
1418 goto skip_scan_results;
1419 }
1420 wpa_printf(MSG_DEBUG, "NDIS: %d BSSID items to process for AssocInfo",
1421 (unsigned int) b->NumberOfItems);
1422
1423 pos = (char *) &b->Bssid[0];
1424 for (i = 0; i < b->NumberOfItems; i++) {
1425 NDIS_WLAN_BSSID_EX *bss = (NDIS_WLAN_BSSID_EX *) pos;
1426 if (os_memcmp(drv->bssid, bss->MacAddress, ETH_ALEN) == 0 &&
1427 bss->IELength > sizeof(NDIS_802_11_FIXED_IEs)) {
1428 data.assoc_info.beacon_ies =
1429 ((u8 *) bss->IEs) +
1430 sizeof(NDIS_802_11_FIXED_IEs);
1431 data.assoc_info.beacon_ies_len =
1432 bss->IELength - sizeof(NDIS_802_11_FIXED_IEs);
1433 wpa_hexdump(MSG_MSGDUMP, "NDIS: Beacon IEs",
1434 data.assoc_info.beacon_ies,
1435 data.assoc_info.beacon_ies_len);
1436 break;
1437 }
1438 pos += bss->Length;
1439 if (pos > (char *) b + blen)
1440 break;
1441 }
1442
1443 skip_scan_results:
1444 wpa_supplicant_event(drv->ctx, EVENT_ASSOCINFO, &data);
1445
1446 os_free(b);
1447
1448 return 0;
1449 }
1450
1451
wpa_driver_ndis_poll_timeout(void * eloop_ctx,void * timeout_ctx)1452 static void wpa_driver_ndis_poll_timeout(void *eloop_ctx, void *timeout_ctx)
1453 {
1454 struct wpa_driver_ndis_data *drv = eloop_ctx;
1455 u8 bssid[ETH_ALEN];
1456 int poll;
1457
1458 if (drv->wired)
1459 return;
1460
1461 if (wpa_driver_ndis_get_bssid(drv, bssid)) {
1462 /* Disconnected */
1463 if (!is_zero_ether_addr(drv->bssid)) {
1464 os_memset(drv->bssid, 0, ETH_ALEN);
1465 wpa_supplicant_event(drv->ctx, EVENT_DISASSOC, NULL);
1466 }
1467 } else {
1468 /* Connected */
1469 if (os_memcmp(drv->bssid, bssid, ETH_ALEN) != 0) {
1470 os_memcpy(drv->bssid, bssid, ETH_ALEN);
1471 wpa_driver_ndis_get_associnfo(drv);
1472 wpa_supplicant_event(drv->ctx, EVENT_ASSOC, NULL);
1473 }
1474 }
1475
1476 /* When using integrated NDIS event receiver, we can skip BSSID
1477 * polling when using infrastructure network. However, when using
1478 * IBSS mode, many driver do not seem to generate connection event,
1479 * so we need to enable BSSID polling to figure out when IBSS network
1480 * has been formed.
1481 */
1482 poll = drv->mode == IEEE80211_MODE_IBSS;
1483 #ifndef CONFIG_NDIS_EVENTS_INTEGRATED
1484 #ifndef _WIN32_WCE
1485 poll = 1;
1486 #endif /* _WIN32_WCE */
1487 #endif /* CONFIG_NDIS_EVENTS_INTEGRATED */
1488
1489 if (poll) {
1490 eloop_register_timeout(1, 0, wpa_driver_ndis_poll_timeout,
1491 drv, NULL);
1492 }
1493 }
1494
1495
wpa_driver_ndis_poll(void * priv)1496 static void wpa_driver_ndis_poll(void *priv)
1497 {
1498 struct wpa_driver_ndis_data *drv = priv;
1499 eloop_cancel_timeout(wpa_driver_ndis_poll_timeout, drv, NULL);
1500 wpa_driver_ndis_poll_timeout(drv, NULL);
1501 }
1502
1503
1504 /* Called when driver generates Media Connect Event by calling
1505 * NdisMIndicateStatus() with NDIS_STATUS_MEDIA_CONNECT */
wpa_driver_ndis_event_connect(struct wpa_driver_ndis_data * drv)1506 void wpa_driver_ndis_event_connect(struct wpa_driver_ndis_data *drv)
1507 {
1508 wpa_printf(MSG_DEBUG, "NDIS: Media Connect Event");
1509 if (wpa_driver_ndis_get_bssid(drv, drv->bssid) == 0) {
1510 wpa_driver_ndis_get_associnfo(drv);
1511 wpa_supplicant_event(drv->ctx, EVENT_ASSOC, NULL);
1512 }
1513 }
1514
1515
1516 /* Called when driver generates Media Disconnect Event by calling
1517 * NdisMIndicateStatus() with NDIS_STATUS_MEDIA_DISCONNECT */
wpa_driver_ndis_event_disconnect(struct wpa_driver_ndis_data * drv)1518 void wpa_driver_ndis_event_disconnect(struct wpa_driver_ndis_data *drv)
1519 {
1520 wpa_printf(MSG_DEBUG, "NDIS: Media Disconnect Event");
1521 os_memset(drv->bssid, 0, ETH_ALEN);
1522 wpa_supplicant_event(drv->ctx, EVENT_DISASSOC, NULL);
1523 }
1524
1525
wpa_driver_ndis_event_auth(struct wpa_driver_ndis_data * drv,const u8 * data,size_t data_len)1526 static void wpa_driver_ndis_event_auth(struct wpa_driver_ndis_data *drv,
1527 const u8 *data, size_t data_len)
1528 {
1529 NDIS_802_11_AUTHENTICATION_REQUEST *req;
1530 int pairwise = 0, group = 0;
1531 union wpa_event_data event;
1532
1533 if (data_len < sizeof(*req)) {
1534 wpa_printf(MSG_DEBUG, "NDIS: Too short Authentication Request "
1535 "Event (len=%d)", data_len);
1536 return;
1537 }
1538 req = (NDIS_802_11_AUTHENTICATION_REQUEST *) data;
1539
1540 wpa_printf(MSG_DEBUG, "NDIS: Authentication Request Event: "
1541 "Bssid " MACSTR " Flags 0x%x",
1542 MAC2STR(req->Bssid), (int) req->Flags);
1543
1544 if ((req->Flags & NDIS_802_11_AUTH_REQUEST_PAIRWISE_ERROR) ==
1545 NDIS_802_11_AUTH_REQUEST_PAIRWISE_ERROR)
1546 pairwise = 1;
1547 else if ((req->Flags & NDIS_802_11_AUTH_REQUEST_GROUP_ERROR) ==
1548 NDIS_802_11_AUTH_REQUEST_GROUP_ERROR)
1549 group = 1;
1550
1551 if (pairwise || group) {
1552 os_memset(&event, 0, sizeof(event));
1553 event.michael_mic_failure.unicast = pairwise;
1554 wpa_supplicant_event(drv->ctx, EVENT_MICHAEL_MIC_FAILURE,
1555 &event);
1556 }
1557 }
1558
1559
wpa_driver_ndis_event_pmkid(struct wpa_driver_ndis_data * drv,const u8 * data,size_t data_len)1560 static void wpa_driver_ndis_event_pmkid(struct wpa_driver_ndis_data *drv,
1561 const u8 *data, size_t data_len)
1562 {
1563 NDIS_802_11_PMKID_CANDIDATE_LIST *pmkid;
1564 size_t i;
1565 union wpa_event_data event;
1566
1567 if (data_len < 8) {
1568 wpa_printf(MSG_DEBUG, "NDIS: Too short PMKID Candidate List "
1569 "Event (len=%d)", data_len);
1570 return;
1571 }
1572 pmkid = (NDIS_802_11_PMKID_CANDIDATE_LIST *) data;
1573 wpa_printf(MSG_DEBUG, "NDIS: PMKID Candidate List Event - Version %d "
1574 "NumCandidates %d",
1575 (int) pmkid->Version, (int) pmkid->NumCandidates);
1576
1577 if (pmkid->Version != 1) {
1578 wpa_printf(MSG_DEBUG, "NDIS: Unsupported PMKID Candidate List "
1579 "Version %d", (int) pmkid->Version);
1580 return;
1581 }
1582
1583 if (data_len < 8 + pmkid->NumCandidates * sizeof(PMKID_CANDIDATE)) {
1584 wpa_printf(MSG_DEBUG, "NDIS: PMKID Candidate List underflow");
1585 return;
1586 }
1587
1588 os_memset(&event, 0, sizeof(event));
1589 for (i = 0; i < pmkid->NumCandidates; i++) {
1590 PMKID_CANDIDATE *p = &pmkid->CandidateList[i];
1591 wpa_printf(MSG_DEBUG, "NDIS: %d: " MACSTR " Flags 0x%x",
1592 i, MAC2STR(p->BSSID), (int) p->Flags);
1593 os_memcpy(event.pmkid_candidate.bssid, p->BSSID, ETH_ALEN);
1594 event.pmkid_candidate.index = i;
1595 event.pmkid_candidate.preauth =
1596 p->Flags & NDIS_802_11_PMKID_CANDIDATE_PREAUTH_ENABLED;
1597 wpa_supplicant_event(drv->ctx, EVENT_PMKID_CANDIDATE,
1598 &event);
1599 }
1600 }
1601
1602
1603 /* Called when driver calls NdisMIndicateStatus() with
1604 * NDIS_STATUS_MEDIA_SPECIFIC_INDICATION */
wpa_driver_ndis_event_media_specific(struct wpa_driver_ndis_data * drv,const u8 * data,size_t data_len)1605 void wpa_driver_ndis_event_media_specific(struct wpa_driver_ndis_data *drv,
1606 const u8 *data, size_t data_len)
1607 {
1608 NDIS_802_11_STATUS_INDICATION *status;
1609
1610 if (data == NULL || data_len < sizeof(*status))
1611 return;
1612
1613 wpa_hexdump(MSG_DEBUG, "NDIS: Media Specific Indication",
1614 data, data_len);
1615
1616 status = (NDIS_802_11_STATUS_INDICATION *) data;
1617 data += sizeof(status);
1618 data_len -= sizeof(status);
1619
1620 switch (status->StatusType) {
1621 case Ndis802_11StatusType_Authentication:
1622 wpa_driver_ndis_event_auth(drv, data, data_len);
1623 break;
1624 case Ndis802_11StatusType_PMKID_CandidateList:
1625 wpa_driver_ndis_event_pmkid(drv, data, data_len);
1626 break;
1627 default:
1628 wpa_printf(MSG_DEBUG, "NDIS: Unknown StatusType %d",
1629 (int) status->StatusType);
1630 break;
1631 }
1632 }
1633
1634
1635 /* Called when an adapter is added */
wpa_driver_ndis_event_adapter_arrival(struct wpa_driver_ndis_data * drv)1636 void wpa_driver_ndis_event_adapter_arrival(struct wpa_driver_ndis_data *drv)
1637 {
1638 union wpa_event_data event;
1639 int i;
1640
1641 wpa_printf(MSG_DEBUG, "NDIS: Notify Adapter Arrival");
1642
1643 for (i = 0; i < 30; i++) {
1644 /* Re-open Packet32/NDISUIO connection */
1645 wpa_driver_ndis_adapter_close(drv);
1646 if (wpa_driver_ndis_adapter_init(drv) < 0 ||
1647 wpa_driver_ndis_adapter_open(drv) < 0) {
1648 wpa_printf(MSG_DEBUG, "NDIS: Driver re-initialization "
1649 "(%d) failed", i);
1650 os_sleep(1, 0);
1651 } else {
1652 wpa_printf(MSG_DEBUG, "NDIS: Driver re-initialized");
1653 break;
1654 }
1655 }
1656
1657 os_memset(&event, 0, sizeof(event));
1658 os_strlcpy(event.interface_status.ifname, drv->ifname,
1659 sizeof(event.interface_status.ifname));
1660 event.interface_status.ievent = EVENT_INTERFACE_ADDED;
1661 wpa_supplicant_event(drv->ctx, EVENT_INTERFACE_STATUS, &event);
1662 }
1663
1664
1665 /* Called when an adapter is removed */
wpa_driver_ndis_event_adapter_removal(struct wpa_driver_ndis_data * drv)1666 void wpa_driver_ndis_event_adapter_removal(struct wpa_driver_ndis_data *drv)
1667 {
1668 union wpa_event_data event;
1669
1670 wpa_printf(MSG_DEBUG, "NDIS: Notify Adapter Removal");
1671 os_memset(&event, 0, sizeof(event));
1672 os_strlcpy(event.interface_status.ifname, drv->ifname,
1673 sizeof(event.interface_status.ifname));
1674 event.interface_status.ievent = EVENT_INTERFACE_REMOVED;
1675 wpa_supplicant_event(drv->ctx, EVENT_INTERFACE_STATUS, &event);
1676 }
1677
1678
1679 static void
wpa_driver_ndis_get_wpa_capability(struct wpa_driver_ndis_data * drv)1680 wpa_driver_ndis_get_wpa_capability(struct wpa_driver_ndis_data *drv)
1681 {
1682 wpa_printf(MSG_DEBUG, "NDIS: verifying driver WPA capability");
1683
1684 if (ndis_set_auth_mode(drv, Ndis802_11AuthModeWPA) == 0 &&
1685 ndis_get_auth_mode(drv) == Ndis802_11AuthModeWPA) {
1686 wpa_printf(MSG_DEBUG, "NDIS: WPA key management supported");
1687 drv->capa.key_mgmt |= WPA_DRIVER_CAPA_KEY_MGMT_WPA;
1688 }
1689
1690 if (ndis_set_auth_mode(drv, Ndis802_11AuthModeWPAPSK) == 0 &&
1691 ndis_get_auth_mode(drv) == Ndis802_11AuthModeWPAPSK) {
1692 wpa_printf(MSG_DEBUG, "NDIS: WPA-PSK key management "
1693 "supported");
1694 drv->capa.key_mgmt |= WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK;
1695 }
1696
1697 if (ndis_set_encr_status(drv, Ndis802_11Encryption3Enabled) == 0 &&
1698 ndis_get_encr_status(drv) == Ndis802_11Encryption3KeyAbsent) {
1699 wpa_printf(MSG_DEBUG, "NDIS: CCMP encryption supported");
1700 drv->capa.enc |= WPA_DRIVER_CAPA_ENC_CCMP;
1701 }
1702
1703 if (ndis_set_encr_status(drv, Ndis802_11Encryption2Enabled) == 0 &&
1704 ndis_get_encr_status(drv) == Ndis802_11Encryption2KeyAbsent) {
1705 wpa_printf(MSG_DEBUG, "NDIS: TKIP encryption supported");
1706 drv->capa.enc |= WPA_DRIVER_CAPA_ENC_TKIP;
1707 }
1708
1709 if (ndis_set_encr_status(drv, Ndis802_11Encryption1Enabled) == 0 &&
1710 ndis_get_encr_status(drv) == Ndis802_11Encryption1KeyAbsent) {
1711 wpa_printf(MSG_DEBUG, "NDIS: WEP encryption supported");
1712 drv->capa.enc |= WPA_DRIVER_CAPA_ENC_WEP40 |
1713 WPA_DRIVER_CAPA_ENC_WEP104;
1714 }
1715
1716 if (ndis_set_auth_mode(drv, Ndis802_11AuthModeShared) == 0 &&
1717 ndis_get_auth_mode(drv) == Ndis802_11AuthModeShared) {
1718 drv->capa.auth |= WPA_DRIVER_AUTH_SHARED;
1719 }
1720
1721 if (ndis_set_auth_mode(drv, Ndis802_11AuthModeOpen) == 0 &&
1722 ndis_get_auth_mode(drv) == Ndis802_11AuthModeOpen) {
1723 drv->capa.auth |= WPA_DRIVER_AUTH_OPEN;
1724 }
1725
1726 ndis_set_encr_status(drv, Ndis802_11EncryptionDisabled);
1727
1728 /* Could also verify OID_802_11_ADD_KEY error reporting and
1729 * support for OID_802_11_ASSOCIATION_INFORMATION. */
1730
1731 if (drv->capa.key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_WPA &&
1732 drv->capa.enc & (WPA_DRIVER_CAPA_ENC_TKIP |
1733 WPA_DRIVER_CAPA_ENC_CCMP)) {
1734 wpa_printf(MSG_DEBUG, "NDIS: driver supports WPA");
1735 drv->has_capability = 1;
1736 } else {
1737 wpa_printf(MSG_DEBUG, "NDIS: no WPA support found");
1738 }
1739
1740 wpa_printf(MSG_DEBUG, "NDIS: driver capabilities: key_mgmt 0x%x "
1741 "enc 0x%x auth 0x%x",
1742 drv->capa.key_mgmt, drv->capa.enc, drv->capa.auth);
1743 }
1744
1745
wpa_driver_ndis_get_capability(struct wpa_driver_ndis_data * drv)1746 static void wpa_driver_ndis_get_capability(struct wpa_driver_ndis_data *drv)
1747 {
1748 char buf[512];
1749 int len;
1750 size_t i;
1751 NDIS_802_11_CAPABILITY *c;
1752
1753 drv->capa.flags = WPA_DRIVER_FLAGS_DRIVER_IE;
1754
1755 len = ndis_get_oid(drv, OID_802_11_CAPABILITY, buf, sizeof(buf));
1756 if (len < 0) {
1757 wpa_driver_ndis_get_wpa_capability(drv);
1758 return;
1759 }
1760
1761 wpa_hexdump(MSG_MSGDUMP, "OID_802_11_CAPABILITY", (u8 *) buf, len);
1762 c = (NDIS_802_11_CAPABILITY *) buf;
1763 if (len < sizeof(*c) || c->Version != 2) {
1764 wpa_printf(MSG_DEBUG, "NDIS: unsupported "
1765 "OID_802_11_CAPABILITY data");
1766 return;
1767 }
1768 wpa_printf(MSG_DEBUG, "NDIS: Driver supports OID_802_11_CAPABILITY - "
1769 "NoOfPMKIDs %d NoOfAuthEncrPairs %d",
1770 (int) c->NoOfPMKIDs,
1771 (int) c->NoOfAuthEncryptPairsSupported);
1772 drv->has_capability = 1;
1773 drv->no_of_pmkid = c->NoOfPMKIDs;
1774 for (i = 0; i < c->NoOfAuthEncryptPairsSupported; i++) {
1775 NDIS_802_11_AUTHENTICATION_ENCRYPTION *ae;
1776 ae = &c->AuthenticationEncryptionSupported[i];
1777 if ((char *) (ae + 1) > buf + len) {
1778 wpa_printf(MSG_DEBUG, "NDIS: auth/encr pair list "
1779 "overflow");
1780 break;
1781 }
1782 wpa_printf(MSG_MSGDUMP, "NDIS: %d - auth %d encr %d",
1783 i, (int) ae->AuthModeSupported,
1784 (int) ae->EncryptStatusSupported);
1785 switch (ae->AuthModeSupported) {
1786 case Ndis802_11AuthModeOpen:
1787 drv->capa.auth |= WPA_DRIVER_AUTH_OPEN;
1788 break;
1789 case Ndis802_11AuthModeShared:
1790 drv->capa.auth |= WPA_DRIVER_AUTH_SHARED;
1791 break;
1792 case Ndis802_11AuthModeWPA:
1793 drv->capa.key_mgmt |= WPA_DRIVER_CAPA_KEY_MGMT_WPA;
1794 break;
1795 case Ndis802_11AuthModeWPAPSK:
1796 drv->capa.key_mgmt |= WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK;
1797 break;
1798 case Ndis802_11AuthModeWPA2:
1799 drv->capa.key_mgmt |= WPA_DRIVER_CAPA_KEY_MGMT_WPA2;
1800 break;
1801 case Ndis802_11AuthModeWPA2PSK:
1802 drv->capa.key_mgmt |=
1803 WPA_DRIVER_CAPA_KEY_MGMT_WPA2_PSK;
1804 break;
1805 case Ndis802_11AuthModeWPANone:
1806 drv->capa.key_mgmt |=
1807 WPA_DRIVER_CAPA_KEY_MGMT_WPA_NONE;
1808 break;
1809 default:
1810 break;
1811 }
1812 switch (ae->EncryptStatusSupported) {
1813 case Ndis802_11Encryption1Enabled:
1814 drv->capa.enc |= WPA_DRIVER_CAPA_ENC_WEP40;
1815 drv->capa.enc |= WPA_DRIVER_CAPA_ENC_WEP104;
1816 break;
1817 case Ndis802_11Encryption2Enabled:
1818 drv->capa.enc |= WPA_DRIVER_CAPA_ENC_TKIP;
1819 break;
1820 case Ndis802_11Encryption3Enabled:
1821 drv->capa.enc |= WPA_DRIVER_CAPA_ENC_CCMP;
1822 break;
1823 default:
1824 break;
1825 }
1826 }
1827
1828 wpa_printf(MSG_DEBUG, "NDIS: driver capabilities: key_mgmt 0x%x "
1829 "enc 0x%x auth 0x%x",
1830 drv->capa.key_mgmt, drv->capa.enc, drv->capa.auth);
1831 }
1832
1833
wpa_driver_ndis_get_capa(void * priv,struct wpa_driver_capa * capa)1834 static int wpa_driver_ndis_get_capa(void *priv, struct wpa_driver_capa *capa)
1835 {
1836 struct wpa_driver_ndis_data *drv = priv;
1837 if (!drv->has_capability)
1838 return -1;
1839 os_memcpy(capa, &drv->capa, sizeof(*capa));
1840 return 0;
1841 }
1842
1843
wpa_driver_ndis_get_ifname(void * priv)1844 static const char * wpa_driver_ndis_get_ifname(void *priv)
1845 {
1846 struct wpa_driver_ndis_data *drv = priv;
1847 return drv->ifname;
1848 }
1849
1850
wpa_driver_ndis_get_mac_addr(void * priv)1851 static const u8 * wpa_driver_ndis_get_mac_addr(void *priv)
1852 {
1853 struct wpa_driver_ndis_data *drv = priv;
1854 return drv->own_addr;
1855 }
1856
1857
1858 #ifdef _WIN32_WCE
1859
1860 #define NDISUIO_MSG_SIZE (sizeof(NDISUIO_DEVICE_NOTIFICATION) + 512)
1861
ndisuio_notification_receive(void * eloop_data,void * user_ctx)1862 static void ndisuio_notification_receive(void *eloop_data, void *user_ctx)
1863 {
1864 struct wpa_driver_ndis_data *drv = eloop_data;
1865 NDISUIO_DEVICE_NOTIFICATION *hdr;
1866 u8 buf[NDISUIO_MSG_SIZE];
1867 DWORD len, flags;
1868
1869 if (!ReadMsgQueue(drv->event_queue, buf, NDISUIO_MSG_SIZE, &len, 0,
1870 &flags)) {
1871 wpa_printf(MSG_DEBUG, "ndisuio_notification_receive: "
1872 "ReadMsgQueue failed: %d", (int) GetLastError());
1873 return;
1874 }
1875
1876 if (len < sizeof(NDISUIO_DEVICE_NOTIFICATION)) {
1877 wpa_printf(MSG_DEBUG, "ndisuio_notification_receive: "
1878 "Too short message (len=%d)", (int) len);
1879 return;
1880 }
1881
1882 hdr = (NDISUIO_DEVICE_NOTIFICATION *) buf;
1883 wpa_printf(MSG_DEBUG, "NDIS: Notification received: len=%d type=0x%x",
1884 (int) len, hdr->dwNotificationType);
1885
1886 switch (hdr->dwNotificationType) {
1887 #ifdef NDISUIO_NOTIFICATION_ADAPTER_ARRIVAL
1888 case NDISUIO_NOTIFICATION_ADAPTER_ARRIVAL:
1889 wpa_printf(MSG_DEBUG, "NDIS: ADAPTER_ARRIVAL");
1890 wpa_driver_ndis_event_adapter_arrival(drv);
1891 break;
1892 #endif
1893 #ifdef NDISUIO_NOTIFICATION_ADAPTER_REMOVAL
1894 case NDISUIO_NOTIFICATION_ADAPTER_REMOVAL:
1895 wpa_printf(MSG_DEBUG, "NDIS: ADAPTER_REMOVAL");
1896 wpa_driver_ndis_event_adapter_removal(drv);
1897 break;
1898 #endif
1899 case NDISUIO_NOTIFICATION_MEDIA_CONNECT:
1900 wpa_printf(MSG_DEBUG, "NDIS: MEDIA_CONNECT");
1901 SetEvent(drv->connected_event);
1902 wpa_driver_ndis_event_connect(drv);
1903 break;
1904 case NDISUIO_NOTIFICATION_MEDIA_DISCONNECT:
1905 ResetEvent(drv->connected_event);
1906 wpa_printf(MSG_DEBUG, "NDIS: MEDIA_DISCONNECT");
1907 wpa_driver_ndis_event_disconnect(drv);
1908 break;
1909 case NDISUIO_NOTIFICATION_MEDIA_SPECIFIC_NOTIFICATION:
1910 wpa_printf(MSG_DEBUG, "NDIS: MEDIA_SPECIFIC_NOTIFICATION");
1911 #if _WIN32_WCE == 420 || _WIN32_WCE == 0x420
1912 wpa_driver_ndis_event_media_specific(
1913 drv, hdr->pvStatusBuffer, hdr->uiStatusBufferSize);
1914 #else
1915 wpa_driver_ndis_event_media_specific(
1916 drv, ((const u8 *) hdr) + hdr->uiOffsetToStatusBuffer,
1917 (size_t) hdr->uiStatusBufferSize);
1918 #endif
1919 break;
1920 default:
1921 wpa_printf(MSG_DEBUG, "NDIS: Unknown notification type 0x%x",
1922 hdr->dwNotificationType);
1923 break;
1924 }
1925 }
1926
1927
ndisuio_notification_deinit(struct wpa_driver_ndis_data * drv)1928 static void ndisuio_notification_deinit(struct wpa_driver_ndis_data *drv)
1929 {
1930 NDISUIO_REQUEST_NOTIFICATION req;
1931
1932 memset(&req, 0, sizeof(req));
1933 req.hMsgQueue = drv->event_queue;
1934 req.dwNotificationTypes = 0;
1935
1936 if (!DeviceIoControl(drv->ndisuio, IOCTL_NDISUIO_REQUEST_NOTIFICATION,
1937 &req, sizeof(req), NULL, 0, NULL, NULL)) {
1938 wpa_printf(MSG_INFO, "ndisuio_notification_deinit: "
1939 "IOCTL_NDISUIO_REQUEST_NOTIFICATION failed: %d",
1940 (int) GetLastError());
1941 }
1942
1943 if (!DeviceIoControl(drv->ndisuio, IOCTL_NDISUIO_CANCEL_NOTIFICATION,
1944 NULL, 0, NULL, 0, NULL, NULL)) {
1945 wpa_printf(MSG_INFO, "ndisuio_notification_deinit: "
1946 "IOCTL_NDISUIO_CANCEL_NOTIFICATION failed: %d",
1947 (int) GetLastError());
1948 }
1949
1950 if (drv->event_queue) {
1951 eloop_unregister_event(drv->event_queue,
1952 sizeof(drv->event_queue));
1953 CloseHandle(drv->event_queue);
1954 drv->event_queue = NULL;
1955 }
1956
1957 if (drv->connected_event) {
1958 CloseHandle(drv->connected_event);
1959 drv->connected_event = NULL;
1960 }
1961 }
1962
1963
ndisuio_notification_init(struct wpa_driver_ndis_data * drv)1964 static int ndisuio_notification_init(struct wpa_driver_ndis_data *drv)
1965 {
1966 MSGQUEUEOPTIONS opt;
1967 NDISUIO_REQUEST_NOTIFICATION req;
1968
1969 drv->connected_event =
1970 CreateEvent(NULL, TRUE, FALSE, TEXT("WpaSupplicantConnected"));
1971 if (drv->connected_event == NULL) {
1972 wpa_printf(MSG_INFO, "ndisuio_notification_init: "
1973 "CreateEvent failed: %d",
1974 (int) GetLastError());
1975 return -1;
1976 }
1977
1978 memset(&opt, 0, sizeof(opt));
1979 opt.dwSize = sizeof(opt);
1980 opt.dwMaxMessages = 5;
1981 opt.cbMaxMessage = NDISUIO_MSG_SIZE;
1982 opt.bReadAccess = TRUE;
1983
1984 drv->event_queue = CreateMsgQueue(NULL, &opt);
1985 if (drv->event_queue == NULL) {
1986 wpa_printf(MSG_INFO, "ndisuio_notification_init: "
1987 "CreateMsgQueue failed: %d",
1988 (int) GetLastError());
1989 ndisuio_notification_deinit(drv);
1990 return -1;
1991 }
1992
1993 memset(&req, 0, sizeof(req));
1994 req.hMsgQueue = drv->event_queue;
1995 req.dwNotificationTypes =
1996 #ifdef NDISUIO_NOTIFICATION_ADAPTER_ARRIVAL
1997 NDISUIO_NOTIFICATION_ADAPTER_ARRIVAL |
1998 #endif
1999 #ifdef NDISUIO_NOTIFICATION_ADAPTER_REMOVAL
2000 NDISUIO_NOTIFICATION_ADAPTER_REMOVAL |
2001 #endif
2002 NDISUIO_NOTIFICATION_MEDIA_CONNECT |
2003 NDISUIO_NOTIFICATION_MEDIA_DISCONNECT |
2004 NDISUIO_NOTIFICATION_MEDIA_SPECIFIC_NOTIFICATION;
2005
2006 if (!DeviceIoControl(drv->ndisuio, IOCTL_NDISUIO_REQUEST_NOTIFICATION,
2007 &req, sizeof(req), NULL, 0, NULL, NULL)) {
2008 wpa_printf(MSG_INFO, "ndisuio_notification_init: "
2009 "IOCTL_NDISUIO_REQUEST_NOTIFICATION failed: %d",
2010 (int) GetLastError());
2011 ndisuio_notification_deinit(drv);
2012 return -1;
2013 }
2014
2015 eloop_register_event(drv->event_queue, sizeof(drv->event_queue),
2016 ndisuio_notification_receive, drv, NULL);
2017
2018 return 0;
2019 }
2020 #endif /* _WIN32_WCE */
2021
2022
wpa_driver_ndis_get_names(struct wpa_driver_ndis_data * drv)2023 static int wpa_driver_ndis_get_names(struct wpa_driver_ndis_data *drv)
2024 {
2025 #ifdef CONFIG_USE_NDISUIO
2026 NDISUIO_QUERY_BINDING *b;
2027 size_t blen = sizeof(*b) + 1024;
2028 int i, error, found = 0;
2029 DWORD written;
2030 char name[256], desc[256], *dpos;
2031 WCHAR *pos;
2032 size_t j, len, dlen;
2033
2034 b = os_malloc(blen);
2035 if (b == NULL)
2036 return -1;
2037
2038 for (i = 0; ; i++) {
2039 os_memset(b, 0, blen);
2040 b->BindingIndex = i;
2041 if (!DeviceIoControl(drv->ndisuio, IOCTL_NDISUIO_QUERY_BINDING,
2042 b, sizeof(NDISUIO_QUERY_BINDING), b, blen,
2043 &written, NULL)) {
2044 error = (int) GetLastError();
2045 if (error == ERROR_NO_MORE_ITEMS)
2046 break;
2047 wpa_printf(MSG_DEBUG, "IOCTL_NDISUIO_QUERY_BINDING "
2048 "failed: %d", error);
2049 break;
2050 }
2051
2052 pos = (WCHAR *) ((char *) b + b->DeviceNameOffset);
2053 len = b->DeviceNameLength;
2054 if (len >= sizeof(name))
2055 len = sizeof(name) - 1;
2056 for (j = 0; j < len; j++)
2057 name[j] = (char) pos[j];
2058 name[len] = '\0';
2059
2060 pos = (WCHAR *) ((char *) b + b->DeviceDescrOffset);
2061 len = b->DeviceDescrLength;
2062 if (len >= sizeof(desc))
2063 len = sizeof(desc) - 1;
2064 for (j = 0; j < len; j++)
2065 desc[j] = (char) pos[j];
2066 desc[len] = '\0';
2067
2068 wpa_printf(MSG_DEBUG, "NDIS: %d - %s - %s", i, name, desc);
2069
2070 if (os_strstr(name, drv->ifname)) {
2071 wpa_printf(MSG_DEBUG, "NDIS: Interface name match");
2072 found = 1;
2073 break;
2074 }
2075
2076 if (os_strncmp(desc, drv->ifname, os_strlen(drv->ifname)) == 0)
2077 {
2078 wpa_printf(MSG_DEBUG, "NDIS: Interface description "
2079 "match");
2080 found = 1;
2081 break;
2082 }
2083 }
2084
2085 if (!found) {
2086 wpa_printf(MSG_DEBUG, "NDIS: Could not find interface '%s'",
2087 drv->ifname);
2088 os_free(b);
2089 return -1;
2090 }
2091
2092 os_strlcpy(drv->ifname,
2093 os_strncmp(name, "\\DEVICE\\", 8) == 0 ? name + 8 : name,
2094 sizeof(drv->ifname));
2095 #ifdef _WIN32_WCE
2096 drv->adapter_name = wpa_strdup_tchar(drv->ifname);
2097 if (drv->adapter_name == NULL) {
2098 wpa_printf(MSG_ERROR, "NDIS: Failed to allocate memory for "
2099 "adapter name");
2100 os_free(b);
2101 return -1;
2102 }
2103 #endif /* _WIN32_WCE */
2104
2105 dpos = os_strstr(desc, " - ");
2106 if (dpos)
2107 dlen = dpos - desc;
2108 else
2109 dlen = os_strlen(desc);
2110 drv->adapter_desc = dup_binstr(desc, dlen);
2111 os_free(b);
2112 if (drv->adapter_desc == NULL)
2113 return -1;
2114
2115 wpa_printf(MSG_DEBUG, "NDIS: Adapter description prefix '%s'",
2116 drv->adapter_desc);
2117
2118 return 0;
2119 #else /* CONFIG_USE_NDISUIO */
2120 PTSTR _names;
2121 char *names, *pos, *pos2;
2122 ULONG len;
2123 BOOLEAN res;
2124 #define MAX_ADAPTERS 32
2125 char *name[MAX_ADAPTERS];
2126 char *desc[MAX_ADAPTERS];
2127 int num_name, num_desc, i, found_name, found_desc;
2128 size_t dlen;
2129
2130 wpa_printf(MSG_DEBUG, "NDIS: Packet.dll version: %s",
2131 PacketGetVersion());
2132
2133 len = 8192;
2134 _names = os_zalloc(len);
2135 if (_names == NULL)
2136 return -1;
2137
2138 res = PacketGetAdapterNames(_names, &len);
2139 if (!res && len > 8192) {
2140 os_free(_names);
2141 _names = os_zalloc(len);
2142 if (_names == NULL)
2143 return -1;
2144 res = PacketGetAdapterNames(_names, &len);
2145 }
2146
2147 if (!res) {
2148 wpa_printf(MSG_ERROR, "NDIS: Failed to get adapter list "
2149 "(PacketGetAdapterNames)");
2150 os_free(_names);
2151 return -1;
2152 }
2153
2154 names = (char *) _names;
2155 if (names[0] && names[1] == '\0' && names[2] && names[3] == '\0') {
2156 wpa_printf(MSG_DEBUG, "NDIS: Looks like adapter names are in "
2157 "UNICODE");
2158 /* Convert to ASCII */
2159 pos2 = pos = names;
2160 while (pos2 < names + len) {
2161 if (pos2[0] == '\0' && pos2[1] == '\0' &&
2162 pos2[2] == '\0' && pos2[3] == '\0') {
2163 pos2 += 4;
2164 break;
2165 }
2166 *pos++ = pos2[0];
2167 pos2 += 2;
2168 }
2169 os_memcpy(pos + 2, names, pos - names);
2170 pos += 2;
2171 } else
2172 pos = names;
2173
2174 num_name = 0;
2175 while (pos < names + len) {
2176 name[num_name] = pos;
2177 while (*pos && pos < names + len)
2178 pos++;
2179 if (pos + 1 >= names + len) {
2180 os_free(names);
2181 return -1;
2182 }
2183 pos++;
2184 num_name++;
2185 if (num_name >= MAX_ADAPTERS) {
2186 wpa_printf(MSG_DEBUG, "NDIS: Too many adapters");
2187 os_free(names);
2188 return -1;
2189 }
2190 if (*pos == '\0') {
2191 wpa_printf(MSG_DEBUG, "NDIS: %d adapter names found",
2192 num_name);
2193 pos++;
2194 break;
2195 }
2196 }
2197
2198 num_desc = 0;
2199 while (pos < names + len) {
2200 desc[num_desc] = pos;
2201 while (*pos && pos < names + len)
2202 pos++;
2203 if (pos + 1 >= names + len) {
2204 os_free(names);
2205 return -1;
2206 }
2207 pos++;
2208 num_desc++;
2209 if (num_desc >= MAX_ADAPTERS) {
2210 wpa_printf(MSG_DEBUG, "NDIS: Too many adapter "
2211 "descriptions");
2212 os_free(names);
2213 return -1;
2214 }
2215 if (*pos == '\0') {
2216 wpa_printf(MSG_DEBUG, "NDIS: %d adapter descriptions "
2217 "found", num_name);
2218 pos++;
2219 break;
2220 }
2221 }
2222
2223 /*
2224 * Windows 98 with Packet.dll 3.0 alpha3 does not include adapter
2225 * descriptions. Fill in dummy descriptors to work around this.
2226 */
2227 while (num_desc < num_name)
2228 desc[num_desc++] = "dummy description";
2229
2230 if (num_name != num_desc) {
2231 wpa_printf(MSG_DEBUG, "NDIS: mismatch in adapter name and "
2232 "description counts (%d != %d)",
2233 num_name, num_desc);
2234 os_free(names);
2235 return -1;
2236 }
2237
2238 found_name = found_desc = -1;
2239 for (i = 0; i < num_name; i++) {
2240 wpa_printf(MSG_DEBUG, "NDIS: %d - %s - %s",
2241 i, name[i], desc[i]);
2242 if (found_name == -1 && os_strstr(name[i], drv->ifname))
2243 found_name = i;
2244 if (found_desc == -1 &&
2245 os_strncmp(desc[i], drv->ifname, os_strlen(drv->ifname)) ==
2246 0)
2247 found_desc = i;
2248 }
2249
2250 if (found_name < 0 && found_desc >= 0) {
2251 wpa_printf(MSG_DEBUG, "NDIS: Matched interface '%s' based on "
2252 "description '%s'",
2253 name[found_desc], desc[found_desc]);
2254 found_name = found_desc;
2255 os_strlcpy(drv->ifname,
2256 os_strncmp(name[found_desc], "\\Device\\NPF_", 12)
2257 == 0 ? name[found_desc] + 12 : name[found_desc],
2258 sizeof(drv->ifname));
2259 }
2260
2261 if (found_name < 0) {
2262 wpa_printf(MSG_DEBUG, "NDIS: Could not find interface '%s'",
2263 drv->ifname);
2264 os_free(names);
2265 return -1;
2266 }
2267
2268 i = found_name;
2269 pos = os_strrchr(desc[i], '(');
2270 if (pos) {
2271 dlen = pos - desc[i];
2272 pos--;
2273 if (pos > desc[i] && *pos == ' ')
2274 dlen--;
2275 } else {
2276 dlen = os_strlen(desc[i]);
2277 }
2278 drv->adapter_desc = dup_binstr(desc[i], dlen);
2279 os_free(names);
2280 if (drv->adapter_desc == NULL)
2281 return -1;
2282
2283 wpa_printf(MSG_DEBUG, "NDIS: Adapter description prefix '%s'",
2284 drv->adapter_desc);
2285
2286 return 0;
2287 #endif /* CONFIG_USE_NDISUIO */
2288 }
2289
2290
2291 #if defined(CONFIG_NATIVE_WINDOWS) || defined(__CYGWIN__)
2292 #ifndef _WIN32_WCE
2293 /*
2294 * These structures are undocumented for WinXP; only WinCE version is
2295 * documented. These would be included wzcsapi.h if it were available. Some
2296 * changes here have been needed to make the structures match with WinXP SP2.
2297 * It is unclear whether these work with any other version.
2298 */
2299
2300 typedef struct {
2301 LPWSTR wszGuid;
2302 } INTF_KEY_ENTRY, *PINTF_KEY_ENTRY;
2303
2304 typedef struct {
2305 DWORD dwNumIntfs;
2306 PINTF_KEY_ENTRY pIntfs;
2307 } INTFS_KEY_TABLE, *PINTFS_KEY_TABLE;
2308
2309 typedef struct {
2310 DWORD dwDataLen;
2311 LPBYTE pData;
2312 } RAW_DATA, *PRAW_DATA;
2313
2314 typedef struct {
2315 LPWSTR wszGuid;
2316 LPWSTR wszDescr;
2317 ULONG ulMediaState;
2318 ULONG ulMediaType;
2319 ULONG ulPhysicalMediaType;
2320 INT nInfraMode;
2321 INT nAuthMode;
2322 INT nWepStatus;
2323 #ifndef _WIN32_WCE
2324 u8 pad[2]; /* why is this needed? */
2325 #endif /* _WIN32_WCE */
2326 DWORD dwCtlFlags;
2327 DWORD dwCapabilities; /* something added for WinXP SP2(?) */
2328 RAW_DATA rdSSID;
2329 RAW_DATA rdBSSID;
2330 RAW_DATA rdBSSIDList;
2331 RAW_DATA rdStSSIDList;
2332 RAW_DATA rdCtrlData;
2333 #ifdef UNDER_CE
2334 BOOL bInitialized;
2335 #endif
2336 DWORD nWPAMCastCipher;
2337 /* add some extra buffer for later additions since this interface is
2338 * far from stable */
2339 u8 later_additions[100];
2340 } INTF_ENTRY, *PINTF_ENTRY;
2341
2342 #define INTF_ALL 0xffffffff
2343 #define INTF_ALL_FLAGS 0x0000ffff
2344 #define INTF_CTLFLAGS 0x00000010
2345 #define INTFCTL_ENABLED 0x8000
2346 #endif /* _WIN32_WCE */
2347
2348
2349 #ifdef _WIN32_WCE
wpa_driver_ndis_rebind_adapter(struct wpa_driver_ndis_data * drv)2350 static int wpa_driver_ndis_rebind_adapter(struct wpa_driver_ndis_data *drv)
2351 {
2352 HANDLE ndis;
2353 TCHAR multi[100];
2354 int len;
2355
2356 len = _tcslen(drv->adapter_name);
2357 if (len > 80)
2358 return -1;
2359
2360 ndis = CreateFile(DD_NDIS_DEVICE_NAME, GENERIC_READ | GENERIC_WRITE,
2361 0, NULL, OPEN_EXISTING, 0, NULL);
2362 if (ndis == INVALID_HANDLE_VALUE) {
2363 wpa_printf(MSG_DEBUG, "NDIS: Failed to open file to NDIS "
2364 "device: %d", (int) GetLastError());
2365 return -1;
2366 }
2367
2368 len++;
2369 memcpy(multi, drv->adapter_name, len * sizeof(TCHAR));
2370 memcpy(&multi[len], TEXT("NDISUIO\0"), 9 * sizeof(TCHAR));
2371 len += 9;
2372
2373 if (!DeviceIoControl(ndis, IOCTL_NDIS_REBIND_ADAPTER,
2374 multi, len * sizeof(TCHAR), NULL, 0, NULL, NULL))
2375 {
2376 wpa_printf(MSG_DEBUG, "NDIS: IOCTL_NDIS_REBIND_ADAPTER "
2377 "failed: 0x%x", (int) GetLastError());
2378 wpa_hexdump_ascii(MSG_DEBUG, "NDIS: rebind multi_sz",
2379 (u8 *) multi, len * sizeof(TCHAR));
2380 CloseHandle(ndis);
2381 return -1;
2382 }
2383
2384 CloseHandle(ndis);
2385
2386 wpa_printf(MSG_DEBUG, "NDIS: Requested NDIS rebind of NDISUIO "
2387 "protocol");
2388
2389 return 0;
2390 }
2391 #endif /* _WIN32_WCE */
2392
2393
wpa_driver_ndis_set_wzc(struct wpa_driver_ndis_data * drv,int enable)2394 static int wpa_driver_ndis_set_wzc(struct wpa_driver_ndis_data *drv,
2395 int enable)
2396 {
2397 #ifdef _WIN32_WCE
2398 HKEY hk, hk2;
2399 LONG ret;
2400 DWORD i, hnd, len;
2401 TCHAR keyname[256], devname[256];
2402
2403 #define WZC_DRIVER TEXT("Drivers\\BuiltIn\\ZeroConfig")
2404
2405 if (enable) {
2406 HANDLE h;
2407 h = ActivateDeviceEx(WZC_DRIVER, NULL, 0, NULL);
2408 if (h == INVALID_HANDLE_VALUE || h == 0) {
2409 wpa_printf(MSG_DEBUG, "NDIS: Failed to re-enable WZC "
2410 "- ActivateDeviceEx failed: %d",
2411 (int) GetLastError());
2412 return -1;
2413 }
2414
2415 wpa_printf(MSG_DEBUG, "NDIS: WZC re-enabled");
2416 return wpa_driver_ndis_rebind_adapter(drv);
2417 }
2418
2419 /*
2420 * Unfortunately, just disabling the WZC for an interface is not enough
2421 * to free NDISUIO for us, so need to disable and unload WZC completely
2422 * for now when using WinCE with NDISUIO. In addition, must request
2423 * NDISUIO protocol to be rebound to the adapter in order to free the
2424 * NDISUIO binding that WZC hold before us.
2425 */
2426
2427 /* Enumerate HKLM\Drivers\Active\* to find a handle to WZC. */
2428 ret = RegOpenKeyEx(HKEY_LOCAL_MACHINE, DEVLOAD_ACTIVE_KEY, 0, 0, &hk);
2429 if (ret != ERROR_SUCCESS) {
2430 wpa_printf(MSG_DEBUG, "NDIS: RegOpenKeyEx(DEVLOAD_ACTIVE_KEY) "
2431 "failed: %d %d", (int) ret, (int) GetLastError());
2432 return -1;
2433 }
2434
2435 for (i = 0; ; i++) {
2436 len = sizeof(keyname);
2437 ret = RegEnumKeyEx(hk, i, keyname, &len, NULL, NULL, NULL,
2438 NULL);
2439 if (ret != ERROR_SUCCESS) {
2440 wpa_printf(MSG_DEBUG, "NDIS: Could not find active "
2441 "WZC - assuming it is not running.");
2442 RegCloseKey(hk);
2443 return -1;
2444 }
2445
2446 ret = RegOpenKeyEx(hk, keyname, 0, 0, &hk2);
2447 if (ret != ERROR_SUCCESS) {
2448 wpa_printf(MSG_DEBUG, "NDIS: RegOpenKeyEx(active dev) "
2449 "failed: %d %d",
2450 (int) ret, (int) GetLastError());
2451 continue;
2452 }
2453
2454 len = sizeof(devname);
2455 ret = RegQueryValueEx(hk2, DEVLOAD_DEVKEY_VALNAME, NULL, NULL,
2456 (LPBYTE) devname, &len);
2457 if (ret != ERROR_SUCCESS) {
2458 wpa_printf(MSG_DEBUG, "NDIS: RegQueryValueEx("
2459 "DEVKEY_VALNAME) failed: %d %d",
2460 (int) ret, (int) GetLastError());
2461 RegCloseKey(hk2);
2462 continue;
2463 }
2464
2465 if (_tcscmp(devname, WZC_DRIVER) == 0)
2466 break;
2467
2468 RegCloseKey(hk2);
2469 }
2470
2471 RegCloseKey(hk);
2472
2473 /* Found WZC - get handle to it. */
2474 len = sizeof(hnd);
2475 ret = RegQueryValueEx(hk2, DEVLOAD_HANDLE_VALNAME, NULL, NULL,
2476 (PUCHAR) &hnd, &len);
2477 if (ret != ERROR_SUCCESS) {
2478 wpa_printf(MSG_DEBUG, "NDIS: RegQueryValueEx(HANDLE_VALNAME) "
2479 "failed: %d %d", (int) ret, (int) GetLastError());
2480 RegCloseKey(hk2);
2481 return -1;
2482 }
2483
2484 RegCloseKey(hk2);
2485
2486 /* Deactivate WZC */
2487 if (!DeactivateDevice((HANDLE) hnd)) {
2488 wpa_printf(MSG_DEBUG, "NDIS: DeactivateDevice failed: %d",
2489 (int) GetLastError());
2490 return -1;
2491 }
2492
2493 wpa_printf(MSG_DEBUG, "NDIS: Disabled WZC temporarily");
2494 drv->wzc_disabled = 1;
2495 return wpa_driver_ndis_rebind_adapter(drv);
2496
2497 #else /* _WIN32_WCE */
2498
2499 HMODULE hm;
2500 DWORD (WINAPI *wzc_enum_interf)(LPWSTR pSrvAddr,
2501 PINTFS_KEY_TABLE pIntfs);
2502 DWORD (WINAPI *wzc_query_interf)(LPWSTR pSrvAddr, DWORD dwInFlags,
2503 PINTF_ENTRY pIntf,
2504 LPDWORD pdwOutFlags);
2505 DWORD (WINAPI *wzc_set_interf)(LPWSTR pSrvAddr, DWORD dwInFlags,
2506 PINTF_ENTRY pIntf, LPDWORD pdwOutFlags);
2507 int ret = -1, j;
2508 DWORD res;
2509 INTFS_KEY_TABLE guids;
2510 INTF_ENTRY intf;
2511 char guid[128];
2512 WCHAR *pos;
2513 DWORD flags, i;
2514
2515 hm = LoadLibrary(TEXT("wzcsapi.dll"));
2516 if (hm == NULL) {
2517 wpa_printf(MSG_DEBUG, "NDIS: Failed to load wzcsapi.dll (%u) "
2518 "- WZC probably not running",
2519 (unsigned int) GetLastError());
2520 return -1;
2521 }
2522
2523 #ifdef _WIN32_WCE
2524 wzc_enum_interf = (void *) GetProcAddressA(hm, "WZCEnumInterfaces");
2525 wzc_query_interf = (void *) GetProcAddressA(hm, "WZCQueryInterface");
2526 wzc_set_interf = (void *) GetProcAddressA(hm, "WZCSetInterface");
2527 #else /* _WIN32_WCE */
2528 wzc_enum_interf = (void *) GetProcAddress(hm, "WZCEnumInterfaces");
2529 wzc_query_interf = (void *) GetProcAddress(hm, "WZCQueryInterface");
2530 wzc_set_interf = (void *) GetProcAddress(hm, "WZCSetInterface");
2531 #endif /* _WIN32_WCE */
2532
2533 if (wzc_enum_interf == NULL || wzc_query_interf == NULL ||
2534 wzc_set_interf == NULL) {
2535 wpa_printf(MSG_DEBUG, "NDIS: WZCEnumInterfaces, "
2536 "WZCQueryInterface, or WZCSetInterface not found "
2537 "in wzcsapi.dll");
2538 goto fail;
2539 }
2540
2541 os_memset(&guids, 0, sizeof(guids));
2542 res = wzc_enum_interf(NULL, &guids);
2543 if (res != 0) {
2544 wpa_printf(MSG_DEBUG, "NDIS: WZCEnumInterfaces failed: %d; "
2545 "WZC service is apparently not running",
2546 (int) res);
2547 goto fail;
2548 }
2549
2550 wpa_printf(MSG_DEBUG, "NDIS: WZCEnumInterfaces: %d interfaces",
2551 (int) guids.dwNumIntfs);
2552
2553 for (i = 0; i < guids.dwNumIntfs; i++) {
2554 pos = guids.pIntfs[i].wszGuid;
2555 for (j = 0; j < sizeof(guid); j++) {
2556 guid[j] = (char) *pos;
2557 if (*pos == 0)
2558 break;
2559 pos++;
2560 }
2561 guid[sizeof(guid) - 1] = '\0';
2562 wpa_printf(MSG_DEBUG, "NDIS: intfs %d GUID '%s'",
2563 (int) i, guid);
2564 if (os_strstr(drv->ifname, guid) == NULL)
2565 continue;
2566
2567 wpa_printf(MSG_DEBUG, "NDIS: Current interface found from "
2568 "WZC");
2569 break;
2570 }
2571
2572 if (i >= guids.dwNumIntfs) {
2573 wpa_printf(MSG_DEBUG, "NDIS: Current interface not found from "
2574 "WZC");
2575 goto fail;
2576 }
2577
2578 os_memset(&intf, 0, sizeof(intf));
2579 intf.wszGuid = guids.pIntfs[i].wszGuid;
2580 /* Set flags to verify that the structure has not changed. */
2581 intf.dwCtlFlags = -1;
2582 flags = 0;
2583 res = wzc_query_interf(NULL, INTFCTL_ENABLED, &intf, &flags);
2584 if (res != 0) {
2585 wpa_printf(MSG_DEBUG, "NDIS: Could not query flags for the "
2586 "WZC interface: %d (0x%x)",
2587 (int) res, (int) res);
2588 wpa_printf(MSG_DEBUG, "NDIS: GetLastError: %u",
2589 (unsigned int) GetLastError());
2590 goto fail;
2591 }
2592
2593 wpa_printf(MSG_DEBUG, "NDIS: WZC interface flags 0x%x dwCtlFlags 0x%x",
2594 (int) flags, (int) intf.dwCtlFlags);
2595
2596 if (intf.dwCtlFlags == -1) {
2597 wpa_printf(MSG_DEBUG, "NDIS: Looks like wzcsapi has changed "
2598 "again - could not disable WZC");
2599 wpa_hexdump(MSG_MSGDUMP, "NDIS: intf",
2600 (u8 *) &intf, sizeof(intf));
2601 goto fail;
2602 }
2603
2604 if (enable) {
2605 if (!(intf.dwCtlFlags & INTFCTL_ENABLED)) {
2606 wpa_printf(MSG_DEBUG, "NDIS: Enabling WZC for this "
2607 "interface");
2608 intf.dwCtlFlags |= INTFCTL_ENABLED;
2609 res = wzc_set_interf(NULL, INTFCTL_ENABLED, &intf,
2610 &flags);
2611 if (res != 0) {
2612 wpa_printf(MSG_DEBUG, "NDIS: Failed to enable "
2613 "WZC: %d (0x%x)",
2614 (int) res, (int) res);
2615 wpa_printf(MSG_DEBUG, "NDIS: GetLastError: %u",
2616 (unsigned int) GetLastError());
2617 goto fail;
2618 }
2619 wpa_printf(MSG_DEBUG, "NDIS: Re-enabled WZC for this "
2620 "interface");
2621 drv->wzc_disabled = 0;
2622 }
2623 } else {
2624 if (intf.dwCtlFlags & INTFCTL_ENABLED) {
2625 wpa_printf(MSG_DEBUG, "NDIS: Disabling WZC for this "
2626 "interface");
2627 intf.dwCtlFlags &= ~INTFCTL_ENABLED;
2628 res = wzc_set_interf(NULL, INTFCTL_ENABLED, &intf,
2629 &flags);
2630 if (res != 0) {
2631 wpa_printf(MSG_DEBUG, "NDIS: Failed to "
2632 "disable WZC: %d (0x%x)",
2633 (int) res, (int) res);
2634 wpa_printf(MSG_DEBUG, "NDIS: GetLastError: %u",
2635 (unsigned int) GetLastError());
2636 goto fail;
2637 }
2638 wpa_printf(MSG_DEBUG, "NDIS: Disabled WZC temporarily "
2639 "for this interface");
2640 drv->wzc_disabled = 1;
2641 } else {
2642 wpa_printf(MSG_DEBUG, "NDIS: WZC was not enabled for "
2643 "this interface");
2644 }
2645 }
2646
2647 ret = 0;
2648
2649 fail:
2650 FreeLibrary(hm);
2651
2652 return ret;
2653 #endif /* _WIN32_WCE */
2654 }
2655
2656 #else /* CONFIG_NATIVE_WINDOWS || __CYGWIN__ */
2657
wpa_driver_ndis_set_wzc(struct wpa_driver_ndis_data * drv,int enable)2658 static int wpa_driver_ndis_set_wzc(struct wpa_driver_ndis_data *drv,
2659 int enable)
2660 {
2661 return 0;
2662 }
2663
2664 #endif /* CONFIG_NATIVE_WINDOWS || __CYGWIN__ */
2665
2666
2667 #ifdef CONFIG_USE_NDISUIO
2668 /*
2669 * l2_packet_ndis.c is sharing the same handle to NDISUIO, so we must be able
2670 * to export this handle. This is somewhat ugly, but there is no better
2671 * mechanism available to pass data from driver interface to l2_packet wrapper.
2672 */
2673 static HANDLE driver_ndis_ndisuio_handle = INVALID_HANDLE_VALUE;
2674
driver_ndis_get_ndisuio_handle(void)2675 HANDLE driver_ndis_get_ndisuio_handle(void)
2676 {
2677 return driver_ndis_ndisuio_handle;
2678 }
2679 #endif /* CONFIG_USE_NDISUIO */
2680
2681
wpa_driver_ndis_adapter_init(struct wpa_driver_ndis_data * drv)2682 static int wpa_driver_ndis_adapter_init(struct wpa_driver_ndis_data *drv)
2683 {
2684 #ifdef CONFIG_USE_NDISUIO
2685 #ifndef _WIN32_WCE
2686 #define NDISUIO_DEVICE_NAME TEXT("\\\\.\\\\Ndisuio")
2687 DWORD written;
2688 #endif /* _WIN32_WCE */
2689 drv->ndisuio = CreateFile(NDISUIO_DEVICE_NAME,
2690 GENERIC_READ | GENERIC_WRITE, 0, NULL,
2691 OPEN_EXISTING,
2692 FILE_ATTRIBUTE_NORMAL | FILE_FLAG_OVERLAPPED,
2693 INVALID_HANDLE_VALUE);
2694 if (drv->ndisuio == INVALID_HANDLE_VALUE) {
2695 wpa_printf(MSG_ERROR, "NDIS: Failed to open connection to "
2696 "NDISUIO: %d", (int) GetLastError());
2697 return -1;
2698 }
2699 driver_ndis_ndisuio_handle = drv->ndisuio;
2700
2701 #ifndef _WIN32_WCE
2702 if (!DeviceIoControl(drv->ndisuio, IOCTL_NDISUIO_BIND_WAIT, NULL, 0,
2703 NULL, 0, &written, NULL)) {
2704 wpa_printf(MSG_ERROR, "NDIS: IOCTL_NDISUIO_BIND_WAIT failed: "
2705 "%d", (int) GetLastError());
2706 CloseHandle(drv->ndisuio);
2707 drv->ndisuio = INVALID_HANDLE_VALUE;
2708 return -1;
2709 }
2710 #endif /* _WIN32_WCE */
2711
2712 return 0;
2713 #else /* CONFIG_USE_NDISUIO */
2714 return 0;
2715 #endif /* CONFIG_USE_NDISUIO */
2716 }
2717
2718
wpa_driver_ndis_adapter_open(struct wpa_driver_ndis_data * drv)2719 static int wpa_driver_ndis_adapter_open(struct wpa_driver_ndis_data *drv)
2720 {
2721 #ifdef CONFIG_USE_NDISUIO
2722 DWORD written;
2723 #define MAX_NDIS_DEVICE_NAME_LEN 256
2724 WCHAR ifname[MAX_NDIS_DEVICE_NAME_LEN];
2725 size_t len, i, pos;
2726 const char *prefix = "\\DEVICE\\";
2727
2728 #ifdef _WIN32_WCE
2729 pos = 0;
2730 #else /* _WIN32_WCE */
2731 pos = 8;
2732 #endif /* _WIN32_WCE */
2733 len = pos + os_strlen(drv->ifname);
2734 if (len >= MAX_NDIS_DEVICE_NAME_LEN)
2735 return -1;
2736 for (i = 0; i < pos; i++)
2737 ifname[i] = (WCHAR) prefix[i];
2738 for (i = pos; i < len; i++)
2739 ifname[i] = (WCHAR) drv->ifname[i - pos];
2740 ifname[i] = L'\0';
2741
2742 if (!DeviceIoControl(drv->ndisuio, IOCTL_NDISUIO_OPEN_DEVICE,
2743 ifname, len * sizeof(WCHAR), NULL, 0, &written,
2744 NULL)) {
2745 wpa_printf(MSG_ERROR, "NDIS: IOCTL_NDISUIO_OPEN_DEVICE "
2746 "failed: %d", (int) GetLastError());
2747 wpa_hexdump_ascii(MSG_DEBUG, "NDIS: ifname",
2748 (const u8 *) ifname, len * sizeof(WCHAR));
2749 CloseHandle(drv->ndisuio);
2750 drv->ndisuio = INVALID_HANDLE_VALUE;
2751 return -1;
2752 }
2753
2754 wpa_printf(MSG_DEBUG, "NDIS: Opened NDISUIO device successfully");
2755
2756 return 0;
2757 #else /* CONFIG_USE_NDISUIO */
2758 char ifname[128];
2759 os_snprintf(ifname, sizeof(ifname), "\\Device\\NPF_%s", drv->ifname);
2760 drv->adapter = PacketOpenAdapter(ifname);
2761 if (drv->adapter == NULL) {
2762 wpa_printf(MSG_DEBUG, "NDIS: PacketOpenAdapter failed for "
2763 "'%s'", ifname);
2764 return -1;
2765 }
2766 return 0;
2767 #endif /* CONFIG_USE_NDISUIO */
2768 }
2769
2770
wpa_driver_ndis_adapter_close(struct wpa_driver_ndis_data * drv)2771 static void wpa_driver_ndis_adapter_close(struct wpa_driver_ndis_data *drv)
2772 {
2773 #ifdef CONFIG_USE_NDISUIO
2774 driver_ndis_ndisuio_handle = INVALID_HANDLE_VALUE;
2775 if (drv->ndisuio != INVALID_HANDLE_VALUE)
2776 CloseHandle(drv->ndisuio);
2777 #else /* CONFIG_USE_NDISUIO */
2778 if (drv->adapter)
2779 PacketCloseAdapter(drv->adapter);
2780 #endif /* CONFIG_USE_NDISUIO */
2781 }
2782
2783
ndis_add_multicast(struct wpa_driver_ndis_data * drv)2784 static int ndis_add_multicast(struct wpa_driver_ndis_data *drv)
2785 {
2786 if (ndis_set_oid(drv, OID_802_3_MULTICAST_LIST,
2787 (const char *) pae_group_addr, ETH_ALEN) < 0) {
2788 wpa_printf(MSG_DEBUG, "NDIS: Failed to add PAE group address "
2789 "to the multicast list");
2790 return -1;
2791 }
2792
2793 return 0;
2794 }
2795
2796
wpa_driver_ndis_init(void * ctx,const char * ifname)2797 static void * wpa_driver_ndis_init(void *ctx, const char *ifname)
2798 {
2799 struct wpa_driver_ndis_data *drv;
2800 u32 mode;
2801
2802 drv = os_zalloc(sizeof(*drv));
2803 if (drv == NULL)
2804 return NULL;
2805 drv->ctx = ctx;
2806 /*
2807 * Compatibility code to strip possible prefix from the GUID. Previous
2808 * versions include \Device\NPF_ prefix for all names, but the internal
2809 * interface name is now only the GUI. Both Packet32 and NDISUIO
2810 * prefixes are supported.
2811 */
2812 if (os_strncmp(ifname, "\\Device\\NPF_", 12) == 0)
2813 ifname += 12;
2814 else if (os_strncmp(ifname, "\\DEVICE\\", 8) == 0)
2815 ifname += 8;
2816 os_strlcpy(drv->ifname, ifname, sizeof(drv->ifname));
2817
2818 if (wpa_driver_ndis_adapter_init(drv) < 0) {
2819 os_free(drv);
2820 return NULL;
2821 }
2822
2823 if (wpa_driver_ndis_get_names(drv) < 0) {
2824 wpa_driver_ndis_adapter_close(drv);
2825 os_free(drv);
2826 return NULL;
2827 }
2828
2829 wpa_driver_ndis_set_wzc(drv, 0);
2830
2831 if (wpa_driver_ndis_adapter_open(drv) < 0) {
2832 wpa_driver_ndis_adapter_close(drv);
2833 os_free(drv);
2834 return NULL;
2835 }
2836
2837 if (ndis_get_oid(drv, OID_802_3_CURRENT_ADDRESS,
2838 (char *) drv->own_addr, ETH_ALEN) < 0) {
2839 wpa_printf(MSG_DEBUG, "NDIS: Get OID_802_3_CURRENT_ADDRESS "
2840 "failed");
2841 wpa_driver_ndis_adapter_close(drv);
2842 os_free(drv);
2843 return NULL;
2844 }
2845 wpa_driver_ndis_get_capability(drv);
2846
2847 /* Make sure that the driver does not have any obsolete PMKID entries.
2848 */
2849 wpa_driver_ndis_flush_pmkid(drv);
2850
2851 /*
2852 * Disconnect to make sure that driver re-associates if it was
2853 * connected.
2854 */
2855 wpa_driver_ndis_disconnect(drv);
2856
2857 eloop_register_timeout(1, 0, wpa_driver_ndis_poll_timeout, drv, NULL);
2858
2859 #ifdef CONFIG_NDIS_EVENTS_INTEGRATED
2860 drv->events = ndis_events_init(&drv->events_pipe, &drv->event_avail,
2861 drv->ifname, drv->adapter_desc);
2862 if (drv->events == NULL) {
2863 wpa_driver_ndis_deinit(drv);
2864 return NULL;
2865 }
2866 eloop_register_event(drv->event_avail, sizeof(drv->event_avail),
2867 wpa_driver_ndis_event_pipe_cb, drv, NULL);
2868 #endif /* CONFIG_NDIS_EVENTS_INTEGRATED */
2869
2870 #ifdef _WIN32_WCE
2871 if (ndisuio_notification_init(drv) < 0) {
2872 wpa_driver_ndis_deinit(drv);
2873 return NULL;
2874 }
2875 #endif /* _WIN32_WCE */
2876
2877 /* Set mode here in case card was configured for ad-hoc mode
2878 * previously. */
2879 mode = Ndis802_11Infrastructure;
2880 if (ndis_set_oid(drv, OID_802_11_INFRASTRUCTURE_MODE,
2881 (char *) &mode, sizeof(mode)) < 0) {
2882 char buf[8];
2883 int res;
2884 wpa_printf(MSG_DEBUG, "NDIS: Failed to set "
2885 "OID_802_11_INFRASTRUCTURE_MODE (%d)",
2886 (int) mode);
2887 /* Try to continue anyway */
2888
2889 res = ndis_get_oid(drv, OID_DOT11_CURRENT_OPERATION_MODE, buf,
2890 sizeof(buf));
2891 if (res > 0) {
2892 wpa_printf(MSG_INFO, "NDIS: The driver seems to use "
2893 "Native 802.11 OIDs. These are not yet "
2894 "fully supported.");
2895 drv->native80211 = 1;
2896 } else if (!drv->has_capability || drv->capa.enc == 0) {
2897 /*
2898 * Note: This will also happen with NDIS 6 drivers with
2899 * Vista.
2900 */
2901 wpa_printf(MSG_DEBUG, "NDIS: Driver did not provide "
2902 "any wireless capabilities - assume it is "
2903 "a wired interface");
2904 drv->wired = 1;
2905 drv->capa.flags |= WPA_DRIVER_FLAGS_WIRED;
2906 drv->has_capability = 1;
2907 ndis_add_multicast(drv);
2908 }
2909 }
2910
2911 return drv;
2912 }
2913
2914
wpa_driver_ndis_deinit(void * priv)2915 static void wpa_driver_ndis_deinit(void *priv)
2916 {
2917 struct wpa_driver_ndis_data *drv = priv;
2918
2919 #ifdef CONFIG_NDIS_EVENTS_INTEGRATED
2920 if (drv->events) {
2921 eloop_unregister_event(drv->event_avail,
2922 sizeof(drv->event_avail));
2923 ndis_events_deinit(drv->events);
2924 }
2925 #endif /* CONFIG_NDIS_EVENTS_INTEGRATED */
2926
2927 #ifdef _WIN32_WCE
2928 ndisuio_notification_deinit(drv);
2929 #endif /* _WIN32_WCE */
2930
2931 eloop_cancel_timeout(wpa_driver_ndis_scan_timeout, drv, drv->ctx);
2932 eloop_cancel_timeout(wpa_driver_ndis_poll_timeout, drv, NULL);
2933 wpa_driver_ndis_flush_pmkid(drv);
2934 wpa_driver_ndis_disconnect(drv);
2935 if (wpa_driver_ndis_radio_off(drv) < 0) {
2936 wpa_printf(MSG_DEBUG, "NDIS: failed to disassociate and turn "
2937 "radio off");
2938 }
2939
2940 wpa_driver_ndis_adapter_close(drv);
2941
2942 if (drv->wzc_disabled)
2943 wpa_driver_ndis_set_wzc(drv, 1);
2944
2945 #ifdef _WIN32_WCE
2946 os_free(drv->adapter_name);
2947 #endif /* _WIN32_WCE */
2948 os_free(drv->adapter_desc);
2949 os_free(drv);
2950 }
2951
2952
2953 static struct wpa_interface_info *
wpa_driver_ndis_get_interfaces(void * global_priv)2954 wpa_driver_ndis_get_interfaces(void *global_priv)
2955 {
2956 struct wpa_interface_info *iface = NULL, *niface;
2957
2958 #ifdef CONFIG_USE_NDISUIO
2959 NDISUIO_QUERY_BINDING *b;
2960 size_t blen = sizeof(*b) + 1024;
2961 int i, error;
2962 DWORD written;
2963 char name[256], desc[256];
2964 WCHAR *pos;
2965 size_t j, len;
2966 HANDLE ndisuio;
2967
2968 ndisuio = CreateFile(NDISUIO_DEVICE_NAME,
2969 GENERIC_READ | GENERIC_WRITE, 0, NULL,
2970 OPEN_EXISTING,
2971 FILE_ATTRIBUTE_NORMAL | FILE_FLAG_OVERLAPPED,
2972 INVALID_HANDLE_VALUE);
2973 if (ndisuio == INVALID_HANDLE_VALUE) {
2974 wpa_printf(MSG_ERROR, "NDIS: Failed to open connection to "
2975 "NDISUIO: %d", (int) GetLastError());
2976 return NULL;
2977 }
2978
2979 #ifndef _WIN32_WCE
2980 if (!DeviceIoControl(ndisuio, IOCTL_NDISUIO_BIND_WAIT, NULL, 0,
2981 NULL, 0, &written, NULL)) {
2982 wpa_printf(MSG_ERROR, "NDIS: IOCTL_NDISUIO_BIND_WAIT failed: "
2983 "%d", (int) GetLastError());
2984 CloseHandle(ndisuio);
2985 return NULL;
2986 }
2987 #endif /* _WIN32_WCE */
2988
2989 b = os_malloc(blen);
2990 if (b == NULL) {
2991 CloseHandle(ndisuio);
2992 return NULL;
2993 }
2994
2995 for (i = 0; ; i++) {
2996 os_memset(b, 0, blen);
2997 b->BindingIndex = i;
2998 if (!DeviceIoControl(ndisuio, IOCTL_NDISUIO_QUERY_BINDING,
2999 b, sizeof(NDISUIO_QUERY_BINDING), b, blen,
3000 &written, NULL)) {
3001 error = (int) GetLastError();
3002 if (error == ERROR_NO_MORE_ITEMS)
3003 break;
3004 wpa_printf(MSG_DEBUG, "IOCTL_NDISUIO_QUERY_BINDING "
3005 "failed: %d", error);
3006 break;
3007 }
3008
3009 pos = (WCHAR *) ((char *) b + b->DeviceNameOffset);
3010 len = b->DeviceNameLength;
3011 if (len >= sizeof(name))
3012 len = sizeof(name) - 1;
3013 for (j = 0; j < len; j++)
3014 name[j] = (char) pos[j];
3015 name[len] = '\0';
3016
3017 pos = (WCHAR *) ((char *) b + b->DeviceDescrOffset);
3018 len = b->DeviceDescrLength;
3019 if (len >= sizeof(desc))
3020 len = sizeof(desc) - 1;
3021 for (j = 0; j < len; j++)
3022 desc[j] = (char) pos[j];
3023 desc[len] = '\0';
3024
3025 wpa_printf(MSG_DEBUG, "NDIS: %d - %s - %s", i, name, desc);
3026
3027 niface = os_zalloc(sizeof(*niface));
3028 if (niface == NULL)
3029 break;
3030 niface->drv_name = "ndis";
3031 if (os_strncmp(name, "\\DEVICE\\", 8) == 0)
3032 niface->ifname = os_strdup(name + 8);
3033 else
3034 niface->ifname = os_strdup(name);
3035 if (niface->ifname == NULL) {
3036 os_free(niface);
3037 break;
3038 }
3039 niface->desc = os_strdup(desc);
3040 niface->next = iface;
3041 iface = niface;
3042 }
3043
3044 os_free(b);
3045 CloseHandle(ndisuio);
3046 #else /* CONFIG_USE_NDISUIO */
3047 PTSTR _names;
3048 char *names, *pos, *pos2;
3049 ULONG len;
3050 BOOLEAN res;
3051 char *name[MAX_ADAPTERS];
3052 char *desc[MAX_ADAPTERS];
3053 int num_name, num_desc, i;
3054
3055 wpa_printf(MSG_DEBUG, "NDIS: Packet.dll version: %s",
3056 PacketGetVersion());
3057
3058 len = 8192;
3059 _names = os_zalloc(len);
3060 if (_names == NULL)
3061 return NULL;
3062
3063 res = PacketGetAdapterNames(_names, &len);
3064 if (!res && len > 8192) {
3065 os_free(_names);
3066 _names = os_zalloc(len);
3067 if (_names == NULL)
3068 return NULL;
3069 res = PacketGetAdapterNames(_names, &len);
3070 }
3071
3072 if (!res) {
3073 wpa_printf(MSG_ERROR, "NDIS: Failed to get adapter list "
3074 "(PacketGetAdapterNames)");
3075 os_free(_names);
3076 return NULL;
3077 }
3078
3079 names = (char *) _names;
3080 if (names[0] && names[1] == '\0' && names[2] && names[3] == '\0') {
3081 wpa_printf(MSG_DEBUG, "NDIS: Looks like adapter names are in "
3082 "UNICODE");
3083 /* Convert to ASCII */
3084 pos2 = pos = names;
3085 while (pos2 < names + len) {
3086 if (pos2[0] == '\0' && pos2[1] == '\0' &&
3087 pos2[2] == '\0' && pos2[3] == '\0') {
3088 pos2 += 4;
3089 break;
3090 }
3091 *pos++ = pos2[0];
3092 pos2 += 2;
3093 }
3094 os_memcpy(pos + 2, names, pos - names);
3095 pos += 2;
3096 } else
3097 pos = names;
3098
3099 num_name = 0;
3100 while (pos < names + len) {
3101 name[num_name] = pos;
3102 while (*pos && pos < names + len)
3103 pos++;
3104 if (pos + 1 >= names + len) {
3105 os_free(names);
3106 return NULL;
3107 }
3108 pos++;
3109 num_name++;
3110 if (num_name >= MAX_ADAPTERS) {
3111 wpa_printf(MSG_DEBUG, "NDIS: Too many adapters");
3112 os_free(names);
3113 return NULL;
3114 }
3115 if (*pos == '\0') {
3116 wpa_printf(MSG_DEBUG, "NDIS: %d adapter names found",
3117 num_name);
3118 pos++;
3119 break;
3120 }
3121 }
3122
3123 num_desc = 0;
3124 while (pos < names + len) {
3125 desc[num_desc] = pos;
3126 while (*pos && pos < names + len)
3127 pos++;
3128 if (pos + 1 >= names + len) {
3129 os_free(names);
3130 return NULL;
3131 }
3132 pos++;
3133 num_desc++;
3134 if (num_desc >= MAX_ADAPTERS) {
3135 wpa_printf(MSG_DEBUG, "NDIS: Too many adapter "
3136 "descriptions");
3137 os_free(names);
3138 return NULL;
3139 }
3140 if (*pos == '\0') {
3141 wpa_printf(MSG_DEBUG, "NDIS: %d adapter descriptions "
3142 "found", num_name);
3143 pos++;
3144 break;
3145 }
3146 }
3147
3148 /*
3149 * Windows 98 with Packet.dll 3.0 alpha3 does not include adapter
3150 * descriptions. Fill in dummy descriptors to work around this.
3151 */
3152 while (num_desc < num_name)
3153 desc[num_desc++] = "dummy description";
3154
3155 if (num_name != num_desc) {
3156 wpa_printf(MSG_DEBUG, "NDIS: mismatch in adapter name and "
3157 "description counts (%d != %d)",
3158 num_name, num_desc);
3159 os_free(names);
3160 return NULL;
3161 }
3162
3163 for (i = 0; i < num_name; i++) {
3164 niface = os_zalloc(sizeof(*niface));
3165 if (niface == NULL)
3166 break;
3167 niface->drv_name = "ndis";
3168 if (os_strncmp(name[i], "\\Device\\NPF_", 12) == 0)
3169 niface->ifname = os_strdup(name[i] + 12);
3170 else
3171 niface->ifname = os_strdup(name[i]);
3172 if (niface->ifname == NULL) {
3173 os_free(niface);
3174 break;
3175 }
3176 niface->desc = os_strdup(desc[i]);
3177 niface->next = iface;
3178 iface = niface;
3179 }
3180
3181 #endif /* CONFIG_USE_NDISUIO */
3182
3183 return iface;
3184 }
3185
3186
3187 static const char *ndis_drv_name = "ndis";
3188 static const char *ndis_drv_desc = "Windows NDIS driver";
3189
3190 struct wpa_driver_ops wpa_driver_ndis_ops;
3191
driver_ndis_init_ops(void)3192 void driver_ndis_init_ops(void)
3193 {
3194 os_memset(&wpa_driver_ndis_ops, 0, sizeof(wpa_driver_ndis_ops));
3195 wpa_driver_ndis_ops.name = ndis_drv_name;
3196 wpa_driver_ndis_ops.desc = ndis_drv_desc;
3197 wpa_driver_ndis_ops.get_bssid = wpa_driver_ndis_get_bssid;
3198 wpa_driver_ndis_ops.get_ssid = wpa_driver_ndis_get_ssid;
3199 wpa_driver_ndis_ops.set_key = wpa_driver_ndis_set_key;
3200 wpa_driver_ndis_ops.init = wpa_driver_ndis_init;
3201 wpa_driver_ndis_ops.deinit = wpa_driver_ndis_deinit;
3202 wpa_driver_ndis_ops.deauthenticate = wpa_driver_ndis_deauthenticate;
3203 wpa_driver_ndis_ops.associate = wpa_driver_ndis_associate;
3204 wpa_driver_ndis_ops.add_pmkid = wpa_driver_ndis_add_pmkid;
3205 wpa_driver_ndis_ops.remove_pmkid = wpa_driver_ndis_remove_pmkid;
3206 wpa_driver_ndis_ops.flush_pmkid = wpa_driver_ndis_flush_pmkid;
3207 wpa_driver_ndis_ops.get_capa = wpa_driver_ndis_get_capa;
3208 wpa_driver_ndis_ops.poll = wpa_driver_ndis_poll;
3209 wpa_driver_ndis_ops.get_ifname = wpa_driver_ndis_get_ifname;
3210 wpa_driver_ndis_ops.get_mac_addr = wpa_driver_ndis_get_mac_addr;
3211 wpa_driver_ndis_ops.get_scan_results2 =
3212 wpa_driver_ndis_get_scan_results;
3213 wpa_driver_ndis_ops.get_interfaces = wpa_driver_ndis_get_interfaces;
3214 wpa_driver_ndis_ops.scan2 = wpa_driver_ndis_scan;
3215 }
3216