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