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[32];
713 int i;
714 for (i = 0; i < 32; i++)
715 ssid[i] = rand() & 0xff;
716 return wpa_driver_ndis_set_ssid(drv, (u8 *) ssid, 32);
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_disassociate(void * priv,const u8 * addr,int reason_code)728 static int wpa_driver_ndis_disassociate(void *priv, const u8 *addr,
729 int reason_code)
730 {
731 struct wpa_driver_ndis_data *drv = priv;
732 return wpa_driver_ndis_disconnect(drv);
733 }
734
735
wpa_driver_ndis_scan_timeout(void * eloop_ctx,void * timeout_ctx)736 static void wpa_driver_ndis_scan_timeout(void *eloop_ctx, void *timeout_ctx)
737 {
738 wpa_printf(MSG_DEBUG, "Scan timeout - try to get results");
739 wpa_supplicant_event(timeout_ctx, EVENT_SCAN_RESULTS, NULL);
740 }
741
742
wpa_driver_ndis_scan_native80211(struct wpa_driver_ndis_data * drv,struct wpa_driver_scan_params * params)743 static int wpa_driver_ndis_scan_native80211(
744 struct wpa_driver_ndis_data *drv,
745 struct wpa_driver_scan_params *params)
746 {
747 DOT11_SCAN_REQUEST_V2 req;
748 int res;
749
750 os_memset(&req, 0, sizeof(req));
751 req.dot11BSSType = dot11_BSS_type_any;
752 os_memset(req.dot11BSSID, 0xff, ETH_ALEN);
753 req.dot11ScanType = dot11_scan_type_auto;
754 res = ndis_set_oid(drv, OID_DOT11_SCAN_REQUEST, (char *) &req,
755 sizeof(req));
756 eloop_cancel_timeout(wpa_driver_ndis_scan_timeout, drv, drv->ctx);
757 eloop_register_timeout(7, 0, wpa_driver_ndis_scan_timeout, drv,
758 drv->ctx);
759 return res;
760 }
761
762
wpa_driver_ndis_scan(void * priv,struct wpa_driver_scan_params * params)763 static int wpa_driver_ndis_scan(void *priv,
764 struct wpa_driver_scan_params *params)
765 {
766 struct wpa_driver_ndis_data *drv = priv;
767 int res;
768
769 if (drv->native80211)
770 return wpa_driver_ndis_scan_native80211(drv, params);
771
772 if (!drv->radio_enabled) {
773 wpa_printf(MSG_DEBUG, "NDIS: turning radio on before the first"
774 " scan");
775 if (wpa_driver_ndis_disconnect(drv) < 0) {
776 wpa_printf(MSG_DEBUG, "NDIS: failed to enable radio");
777 }
778 drv->radio_enabled = 1;
779 }
780
781 res = ndis_set_oid(drv, OID_802_11_BSSID_LIST_SCAN, " ", 4);
782 eloop_cancel_timeout(wpa_driver_ndis_scan_timeout, drv, drv->ctx);
783 eloop_register_timeout(7, 0, wpa_driver_ndis_scan_timeout, drv,
784 drv->ctx);
785 return res;
786 }
787
788
wpa_scan_get_ie(const struct wpa_scan_res * res,u8 ie)789 static const u8 * wpa_scan_get_ie(const struct wpa_scan_res *res, u8 ie)
790 {
791 const u8 *end, *pos;
792
793 pos = (const u8 *) (res + 1);
794 end = pos + res->ie_len;
795
796 while (pos + 1 < end) {
797 if (pos + 2 + pos[1] > end)
798 break;
799 if (pos[0] == ie)
800 return pos;
801 pos += 2 + pos[1];
802 }
803
804 return NULL;
805 }
806
807
wpa_driver_ndis_add_scan_ssid(struct wpa_scan_res * r,NDIS_802_11_SSID * ssid)808 static struct wpa_scan_res * wpa_driver_ndis_add_scan_ssid(
809 struct wpa_scan_res *r, NDIS_802_11_SSID *ssid)
810 {
811 struct wpa_scan_res *nr;
812 u8 *pos;
813
814 if (wpa_scan_get_ie(r, WLAN_EID_SSID))
815 return r; /* SSID IE already present */
816
817 if (ssid->SsidLength == 0 || ssid->SsidLength > 32)
818 return r; /* No valid SSID inside scan data */
819
820 nr = os_realloc(r, sizeof(*r) + r->ie_len + 2 + ssid->SsidLength);
821 if (nr == NULL)
822 return r;
823
824 pos = ((u8 *) (nr + 1)) + nr->ie_len;
825 *pos++ = WLAN_EID_SSID;
826 *pos++ = ssid->SsidLength;
827 os_memcpy(pos, ssid->Ssid, ssid->SsidLength);
828 nr->ie_len += 2 + ssid->SsidLength;
829
830 return nr;
831 }
832
833
wpa_driver_ndis_get_scan_results(void * priv)834 static struct wpa_scan_results * wpa_driver_ndis_get_scan_results(void *priv)
835 {
836 struct wpa_driver_ndis_data *drv = priv;
837 NDIS_802_11_BSSID_LIST_EX *b;
838 size_t blen, count, i;
839 int len;
840 char *pos;
841 struct wpa_scan_results *results;
842 struct wpa_scan_res *r;
843
844 blen = 65535;
845 b = os_zalloc(blen);
846 if (b == NULL)
847 return NULL;
848 len = ndis_get_oid(drv, OID_802_11_BSSID_LIST, (char *) b, blen);
849 if (len < 0) {
850 wpa_printf(MSG_DEBUG, "NDIS: failed to get scan results");
851 os_free(b);
852 return NULL;
853 }
854 count = b->NumberOfItems;
855
856 results = os_zalloc(sizeof(*results));
857 if (results == NULL) {
858 os_free(b);
859 return NULL;
860 }
861 results->res = os_zalloc(count * sizeof(struct wpa_scan_res *));
862 if (results->res == NULL) {
863 os_free(results);
864 os_free(b);
865 return NULL;
866 }
867
868 pos = (char *) &b->Bssid[0];
869 for (i = 0; i < count; i++) {
870 NDIS_WLAN_BSSID_EX *bss = (NDIS_WLAN_BSSID_EX *) pos;
871 NDIS_802_11_FIXED_IEs *fixed;
872
873 if (bss->IELength < sizeof(NDIS_802_11_FIXED_IEs)) {
874 wpa_printf(MSG_DEBUG, "NDIS: too small IELength=%d",
875 (int) bss->IELength);
876 break;
877 }
878 if (((char *) bss->IEs) + bss->IELength > (char *) b + blen) {
879 /*
880 * Some NDIS drivers have been reported to include an
881 * entry with an invalid IELength in scan results and
882 * this has crashed wpa_supplicant, so validate the
883 * returned value before using it.
884 */
885 wpa_printf(MSG_DEBUG, "NDIS: skipped invalid scan "
886 "result IE (BSSID=" MACSTR ") IELength=%d",
887 MAC2STR(bss->MacAddress),
888 (int) bss->IELength);
889 break;
890 }
891
892 r = os_zalloc(sizeof(*r) + bss->IELength -
893 sizeof(NDIS_802_11_FIXED_IEs));
894 if (r == NULL)
895 break;
896
897 os_memcpy(r->bssid, bss->MacAddress, ETH_ALEN);
898 r->level = (int) bss->Rssi;
899 r->freq = bss->Configuration.DSConfig / 1000;
900 fixed = (NDIS_802_11_FIXED_IEs *) bss->IEs;
901 r->beacon_int = WPA_GET_LE16((u8 *) &fixed->BeaconInterval);
902 r->caps = WPA_GET_LE16((u8 *) &fixed->Capabilities);
903 r->tsf = WPA_GET_LE64(fixed->Timestamp);
904 os_memcpy(r + 1, bss->IEs + sizeof(NDIS_802_11_FIXED_IEs),
905 bss->IELength - sizeof(NDIS_802_11_FIXED_IEs));
906 r->ie_len = bss->IELength - sizeof(NDIS_802_11_FIXED_IEs);
907 r = wpa_driver_ndis_add_scan_ssid(r, &bss->Ssid);
908
909 results->res[results->num++] = r;
910
911 pos += bss->Length;
912 if (pos > (char *) b + blen)
913 break;
914 }
915
916 os_free(b);
917
918 return results;
919 }
920
921
wpa_driver_ndis_remove_key(struct wpa_driver_ndis_data * drv,int key_idx,const u8 * addr,const u8 * bssid,int pairwise)922 static int wpa_driver_ndis_remove_key(struct wpa_driver_ndis_data *drv,
923 int key_idx, const u8 *addr,
924 const u8 *bssid, int pairwise)
925 {
926 NDIS_802_11_REMOVE_KEY rkey;
927 NDIS_802_11_KEY_INDEX index;
928 int res, res2;
929
930 os_memset(&rkey, 0, sizeof(rkey));
931
932 rkey.Length = sizeof(rkey);
933 rkey.KeyIndex = key_idx;
934 if (pairwise)
935 rkey.KeyIndex |= 1 << 30;
936 os_memcpy(rkey.BSSID, bssid, ETH_ALEN);
937
938 res = ndis_set_oid(drv, OID_802_11_REMOVE_KEY, (char *) &rkey,
939 sizeof(rkey));
940 if (!pairwise) {
941 index = key_idx;
942 res2 = ndis_set_oid(drv, OID_802_11_REMOVE_WEP,
943 (char *) &index, sizeof(index));
944 } else
945 res2 = 0;
946
947 if (res < 0 && res2 < 0)
948 return -1;
949 return 0;
950 }
951
952
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)953 static int wpa_driver_ndis_add_wep(struct wpa_driver_ndis_data *drv,
954 int pairwise, int key_idx, int set_tx,
955 const u8 *key, size_t key_len)
956 {
957 NDIS_802_11_WEP *wep;
958 size_t len;
959 int res;
960
961 len = 12 + key_len;
962 wep = os_zalloc(len);
963 if (wep == NULL)
964 return -1;
965 wep->Length = len;
966 wep->KeyIndex = key_idx;
967 if (set_tx)
968 wep->KeyIndex |= 1 << 31;
969 #if 0 /* Setting bit30 does not seem to work with some NDIS drivers */
970 if (pairwise)
971 wep->KeyIndex |= 1 << 30;
972 #endif
973 wep->KeyLength = key_len;
974 os_memcpy(wep->KeyMaterial, key, key_len);
975
976 wpa_hexdump_key(MSG_MSGDUMP, "NDIS: OID_802_11_ADD_WEP",
977 (u8 *) wep, len);
978 res = ndis_set_oid(drv, OID_802_11_ADD_WEP, (char *) wep, len);
979
980 os_free(wep);
981
982 return res;
983 }
984
985
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)986 static int wpa_driver_ndis_set_key(const char *ifname, void *priv,
987 enum wpa_alg alg, const u8 *addr,
988 int key_idx, int set_tx,
989 const u8 *seq, size_t seq_len,
990 const u8 *key, size_t key_len)
991 {
992 struct wpa_driver_ndis_data *drv = priv;
993 size_t len, i;
994 NDIS_802_11_KEY *nkey;
995 int res, pairwise;
996 u8 bssid[ETH_ALEN];
997
998 if (addr == NULL || is_broadcast_ether_addr(addr)) {
999 /* Group Key */
1000 pairwise = 0;
1001 if (wpa_driver_ndis_get_bssid(drv, bssid) < 0)
1002 os_memset(bssid, 0xff, ETH_ALEN);
1003 } else {
1004 /* Pairwise Key */
1005 pairwise = 1;
1006 os_memcpy(bssid, addr, ETH_ALEN);
1007 }
1008
1009 if (alg == WPA_ALG_NONE || key_len == 0) {
1010 return wpa_driver_ndis_remove_key(drv, key_idx, addr, bssid,
1011 pairwise);
1012 }
1013
1014 if (alg == WPA_ALG_WEP) {
1015 return wpa_driver_ndis_add_wep(drv, pairwise, key_idx, set_tx,
1016 key, key_len);
1017 }
1018
1019 len = 12 + 6 + 6 + 8 + key_len;
1020
1021 nkey = os_zalloc(len);
1022 if (nkey == NULL)
1023 return -1;
1024
1025 nkey->Length = len;
1026 nkey->KeyIndex = key_idx;
1027 if (set_tx)
1028 nkey->KeyIndex |= 1 << 31;
1029 if (pairwise)
1030 nkey->KeyIndex |= 1 << 30;
1031 if (seq && seq_len)
1032 nkey->KeyIndex |= 1 << 29;
1033 nkey->KeyLength = key_len;
1034 os_memcpy(nkey->BSSID, bssid, ETH_ALEN);
1035 if (seq && seq_len) {
1036 for (i = 0; i < seq_len; i++)
1037 nkey->KeyRSC |= (ULONGLONG) seq[i] << (i * 8);
1038 }
1039 if (alg == WPA_ALG_TKIP && key_len == 32) {
1040 os_memcpy(nkey->KeyMaterial, key, 16);
1041 os_memcpy(nkey->KeyMaterial + 16, key + 24, 8);
1042 os_memcpy(nkey->KeyMaterial + 24, key + 16, 8);
1043 } else {
1044 os_memcpy(nkey->KeyMaterial, key, key_len);
1045 }
1046
1047 wpa_hexdump_key(MSG_MSGDUMP, "NDIS: OID_802_11_ADD_KEY",
1048 (u8 *) nkey, len);
1049 res = ndis_set_oid(drv, OID_802_11_ADD_KEY, (char *) nkey, len);
1050 os_free(nkey);
1051
1052 return res;
1053 }
1054
1055
1056 static int
wpa_driver_ndis_associate(void * priv,struct wpa_driver_associate_params * params)1057 wpa_driver_ndis_associate(void *priv,
1058 struct wpa_driver_associate_params *params)
1059 {
1060 struct wpa_driver_ndis_data *drv = priv;
1061 u32 auth_mode, encr, priv_mode, mode;
1062 u8 bcast[ETH_ALEN] = { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff };
1063
1064 drv->mode = params->mode;
1065
1066 /* Note: Setting OID_802_11_INFRASTRUCTURE_MODE clears current keys,
1067 * so static WEP keys needs to be set again after this. */
1068 if (params->mode == IEEE80211_MODE_IBSS) {
1069 mode = Ndis802_11IBSS;
1070 /* Need to make sure that BSSID polling is enabled for
1071 * IBSS mode. */
1072 eloop_cancel_timeout(wpa_driver_ndis_poll_timeout, drv, NULL);
1073 eloop_register_timeout(1, 0, wpa_driver_ndis_poll_timeout,
1074 drv, NULL);
1075 } else
1076 mode = Ndis802_11Infrastructure;
1077 if (ndis_set_oid(drv, OID_802_11_INFRASTRUCTURE_MODE,
1078 (char *) &mode, sizeof(mode)) < 0) {
1079 wpa_printf(MSG_DEBUG, "NDIS: Failed to set "
1080 "OID_802_11_INFRASTRUCTURE_MODE (%d)",
1081 (int) mode);
1082 /* Try to continue anyway */
1083 }
1084
1085 if (params->key_mgmt_suite == KEY_MGMT_NONE ||
1086 params->key_mgmt_suite == KEY_MGMT_802_1X_NO_WPA) {
1087 /* Re-set WEP keys if static WEP configuration is used. */
1088 int i;
1089 for (i = 0; i < 4; i++) {
1090 if (!params->wep_key[i])
1091 continue;
1092 wpa_printf(MSG_DEBUG, "NDIS: Re-setting static WEP "
1093 "key %d", i);
1094 wpa_driver_ndis_set_key(drv->ifname, drv, WPA_ALG_WEP,
1095 bcast, i,
1096 i == params->wep_tx_keyidx,
1097 NULL, 0, params->wep_key[i],
1098 params->wep_key_len[i]);
1099 }
1100 }
1101
1102 if (params->wpa_ie == NULL || params->wpa_ie_len == 0) {
1103 if (params->auth_alg & WPA_AUTH_ALG_SHARED) {
1104 if (params->auth_alg & WPA_AUTH_ALG_OPEN)
1105 auth_mode = Ndis802_11AuthModeAutoSwitch;
1106 else
1107 auth_mode = Ndis802_11AuthModeShared;
1108 } else
1109 auth_mode = Ndis802_11AuthModeOpen;
1110 priv_mode = Ndis802_11PrivFilterAcceptAll;
1111 } else if (params->wpa_ie[0] == WLAN_EID_RSN) {
1112 priv_mode = Ndis802_11PrivFilter8021xWEP;
1113 if (params->key_mgmt_suite == KEY_MGMT_PSK)
1114 auth_mode = Ndis802_11AuthModeWPA2PSK;
1115 else
1116 auth_mode = Ndis802_11AuthModeWPA2;
1117 #ifdef CONFIG_WPS
1118 } else if (params->key_mgmt_suite == KEY_MGMT_WPS) {
1119 auth_mode = Ndis802_11AuthModeOpen;
1120 priv_mode = Ndis802_11PrivFilterAcceptAll;
1121 if (params->wps == WPS_MODE_PRIVACY) {
1122 u8 dummy_key[5] = { 0x11, 0x22, 0x33, 0x44, 0x55 };
1123 /*
1124 * Some NDIS drivers refuse to associate in open mode
1125 * configuration due to Privacy field mismatch, so use
1126 * a workaround to make the configuration look like
1127 * matching one for WPS provisioning.
1128 */
1129 wpa_printf(MSG_DEBUG, "NDIS: Set dummy WEP key as a "
1130 "workaround to allow driver to associate "
1131 "for WPS");
1132 wpa_driver_ndis_set_key(drv->ifname, drv, WPA_ALG_WEP,
1133 bcast, 0, 1,
1134 NULL, 0, dummy_key,
1135 sizeof(dummy_key));
1136 }
1137 #endif /* CONFIG_WPS */
1138 } else {
1139 priv_mode = Ndis802_11PrivFilter8021xWEP;
1140 if (params->key_mgmt_suite == KEY_MGMT_WPA_NONE)
1141 auth_mode = Ndis802_11AuthModeWPANone;
1142 else if (params->key_mgmt_suite == KEY_MGMT_PSK)
1143 auth_mode = Ndis802_11AuthModeWPAPSK;
1144 else
1145 auth_mode = Ndis802_11AuthModeWPA;
1146 }
1147
1148 switch (params->pairwise_suite) {
1149 case CIPHER_CCMP:
1150 encr = Ndis802_11Encryption3Enabled;
1151 break;
1152 case CIPHER_TKIP:
1153 encr = Ndis802_11Encryption2Enabled;
1154 break;
1155 case CIPHER_WEP40:
1156 case CIPHER_WEP104:
1157 encr = Ndis802_11Encryption1Enabled;
1158 break;
1159 case CIPHER_NONE:
1160 #ifdef CONFIG_WPS
1161 if (params->wps == WPS_MODE_PRIVACY) {
1162 encr = Ndis802_11Encryption1Enabled;
1163 break;
1164 }
1165 #endif /* CONFIG_WPS */
1166 if (params->group_suite == CIPHER_CCMP)
1167 encr = Ndis802_11Encryption3Enabled;
1168 else if (params->group_suite == CIPHER_TKIP)
1169 encr = Ndis802_11Encryption2Enabled;
1170 else
1171 encr = Ndis802_11EncryptionDisabled;
1172 break;
1173 default:
1174 #ifdef CONFIG_WPS
1175 if (params->wps == WPS_MODE_PRIVACY) {
1176 encr = Ndis802_11Encryption1Enabled;
1177 break;
1178 }
1179 #endif /* CONFIG_WPS */
1180 encr = Ndis802_11EncryptionDisabled;
1181 break;
1182 };
1183
1184 if (ndis_set_oid(drv, OID_802_11_PRIVACY_FILTER,
1185 (char *) &priv_mode, sizeof(priv_mode)) < 0) {
1186 wpa_printf(MSG_DEBUG, "NDIS: Failed to set "
1187 "OID_802_11_PRIVACY_FILTER (%d)",
1188 (int) priv_mode);
1189 /* Try to continue anyway */
1190 }
1191
1192 ndis_set_auth_mode(drv, auth_mode);
1193 ndis_set_encr_status(drv, encr);
1194
1195 if (params->bssid) {
1196 ndis_set_oid(drv, OID_802_11_BSSID, (char *) params->bssid,
1197 ETH_ALEN);
1198 drv->oid_bssid_set = 1;
1199 } else if (drv->oid_bssid_set) {
1200 ndis_set_oid(drv, OID_802_11_BSSID, "\xff\xff\xff\xff\xff\xff",
1201 ETH_ALEN);
1202 drv->oid_bssid_set = 0;
1203 }
1204
1205 return wpa_driver_ndis_set_ssid(drv, params->ssid, params->ssid_len);
1206 }
1207
1208
wpa_driver_ndis_set_pmkid(struct wpa_driver_ndis_data * drv)1209 static int wpa_driver_ndis_set_pmkid(struct wpa_driver_ndis_data *drv)
1210 {
1211 int len, count, i, ret;
1212 struct ndis_pmkid_entry *entry;
1213 NDIS_802_11_PMKID *p;
1214
1215 count = 0;
1216 entry = drv->pmkid;
1217 while (entry) {
1218 count++;
1219 if (count >= drv->no_of_pmkid)
1220 break;
1221 entry = entry->next;
1222 }
1223 len = 8 + count * sizeof(BSSID_INFO);
1224 p = os_zalloc(len);
1225 if (p == NULL)
1226 return -1;
1227
1228 p->Length = len;
1229 p->BSSIDInfoCount = count;
1230 entry = drv->pmkid;
1231 for (i = 0; i < count; i++) {
1232 os_memcpy(&p->BSSIDInfo[i].BSSID, entry->bssid, ETH_ALEN);
1233 os_memcpy(&p->BSSIDInfo[i].PMKID, entry->pmkid, 16);
1234 entry = entry->next;
1235 }
1236 wpa_hexdump(MSG_MSGDUMP, "NDIS: OID_802_11_PMKID", (u8 *) p, len);
1237 ret = ndis_set_oid(drv, OID_802_11_PMKID, (char *) p, len);
1238 os_free(p);
1239 return ret;
1240 }
1241
1242
wpa_driver_ndis_add_pmkid(void * priv,const u8 * bssid,const u8 * pmkid)1243 static int wpa_driver_ndis_add_pmkid(void *priv, const u8 *bssid,
1244 const u8 *pmkid)
1245 {
1246 struct wpa_driver_ndis_data *drv = priv;
1247 struct ndis_pmkid_entry *entry, *prev;
1248
1249 if (drv->no_of_pmkid == 0)
1250 return 0;
1251
1252 prev = NULL;
1253 entry = drv->pmkid;
1254 while (entry) {
1255 if (os_memcmp(entry->bssid, bssid, ETH_ALEN) == 0)
1256 break;
1257 prev = entry;
1258 entry = entry->next;
1259 }
1260
1261 if (entry) {
1262 /* Replace existing entry for this BSSID and move it into the
1263 * beginning of the list. */
1264 os_memcpy(entry->pmkid, pmkid, 16);
1265 if (prev) {
1266 prev->next = entry->next;
1267 entry->next = drv->pmkid;
1268 drv->pmkid = entry;
1269 }
1270 } else {
1271 entry = os_malloc(sizeof(*entry));
1272 if (entry) {
1273 os_memcpy(entry->bssid, bssid, ETH_ALEN);
1274 os_memcpy(entry->pmkid, pmkid, 16);
1275 entry->next = drv->pmkid;
1276 drv->pmkid = entry;
1277 }
1278 }
1279
1280 return wpa_driver_ndis_set_pmkid(drv);
1281 }
1282
1283
wpa_driver_ndis_remove_pmkid(void * priv,const u8 * bssid,const u8 * pmkid)1284 static int wpa_driver_ndis_remove_pmkid(void *priv, const u8 *bssid,
1285 const u8 *pmkid)
1286 {
1287 struct wpa_driver_ndis_data *drv = priv;
1288 struct ndis_pmkid_entry *entry, *prev;
1289
1290 if (drv->no_of_pmkid == 0)
1291 return 0;
1292
1293 entry = drv->pmkid;
1294 prev = NULL;
1295 while (entry) {
1296 if (os_memcmp(entry->bssid, bssid, ETH_ALEN) == 0 &&
1297 os_memcmp(entry->pmkid, pmkid, 16) == 0) {
1298 if (prev)
1299 prev->next = entry->next;
1300 else
1301 drv->pmkid = entry->next;
1302 os_free(entry);
1303 break;
1304 }
1305 prev = entry;
1306 entry = entry->next;
1307 }
1308 return wpa_driver_ndis_set_pmkid(drv);
1309 }
1310
1311
wpa_driver_ndis_flush_pmkid(void * priv)1312 static int wpa_driver_ndis_flush_pmkid(void *priv)
1313 {
1314 struct wpa_driver_ndis_data *drv = priv;
1315 NDIS_802_11_PMKID p;
1316 struct ndis_pmkid_entry *pmkid, *prev;
1317 int prev_authmode, ret;
1318
1319 if (drv->no_of_pmkid == 0)
1320 return 0;
1321
1322 pmkid = drv->pmkid;
1323 drv->pmkid = NULL;
1324 while (pmkid) {
1325 prev = pmkid;
1326 pmkid = pmkid->next;
1327 os_free(prev);
1328 }
1329
1330 /*
1331 * Some drivers may refuse OID_802_11_PMKID if authMode is not set to
1332 * WPA2, so change authMode temporarily, if needed.
1333 */
1334 prev_authmode = ndis_get_auth_mode(drv);
1335 if (prev_authmode != Ndis802_11AuthModeWPA2)
1336 ndis_set_auth_mode(drv, Ndis802_11AuthModeWPA2);
1337
1338 os_memset(&p, 0, sizeof(p));
1339 p.Length = 8;
1340 p.BSSIDInfoCount = 0;
1341 wpa_hexdump(MSG_MSGDUMP, "NDIS: OID_802_11_PMKID (flush)",
1342 (u8 *) &p, 8);
1343 ret = ndis_set_oid(drv, OID_802_11_PMKID, (char *) &p, 8);
1344
1345 if (prev_authmode != Ndis802_11AuthModeWPA2)
1346 ndis_set_auth_mode(drv, prev_authmode);
1347
1348 return ret;
1349 }
1350
1351
wpa_driver_ndis_get_associnfo(struct wpa_driver_ndis_data * drv)1352 static int wpa_driver_ndis_get_associnfo(struct wpa_driver_ndis_data *drv)
1353 {
1354 char buf[512], *pos;
1355 NDIS_802_11_ASSOCIATION_INFORMATION *ai;
1356 int len;
1357 union wpa_event_data data;
1358 NDIS_802_11_BSSID_LIST_EX *b;
1359 size_t blen, i;
1360
1361 len = ndis_get_oid(drv, OID_802_11_ASSOCIATION_INFORMATION, buf,
1362 sizeof(buf));
1363 if (len < 0) {
1364 wpa_printf(MSG_DEBUG, "NDIS: failed to get association "
1365 "information");
1366 return -1;
1367 }
1368 if (len > sizeof(buf)) {
1369 /* Some drivers seem to be producing incorrect length for this
1370 * data. Limit the length to the current buffer size to avoid
1371 * crashing in hexdump. The data seems to be otherwise valid,
1372 * so better try to use it. */
1373 wpa_printf(MSG_DEBUG, "NDIS: ignored bogus association "
1374 "information length %d", len);
1375 len = ndis_get_oid(drv, OID_802_11_ASSOCIATION_INFORMATION,
1376 buf, sizeof(buf));
1377 if (len < -1) {
1378 wpa_printf(MSG_DEBUG, "NDIS: re-reading association "
1379 "information failed");
1380 return -1;
1381 }
1382 if (len > sizeof(buf)) {
1383 wpa_printf(MSG_DEBUG, "NDIS: ignored bogus association"
1384 " information length %d (re-read)", len);
1385 len = sizeof(buf);
1386 }
1387 }
1388 wpa_hexdump(MSG_MSGDUMP, "NDIS: association information",
1389 (u8 *) buf, len);
1390 if (len < sizeof(*ai)) {
1391 wpa_printf(MSG_DEBUG, "NDIS: too short association "
1392 "information");
1393 return -1;
1394 }
1395 ai = (NDIS_802_11_ASSOCIATION_INFORMATION *) buf;
1396 wpa_printf(MSG_DEBUG, "NDIS: ReqFixed=0x%x RespFixed=0x%x off_req=%d "
1397 "off_resp=%d len_req=%d len_resp=%d",
1398 ai->AvailableRequestFixedIEs, ai->AvailableResponseFixedIEs,
1399 (int) ai->OffsetRequestIEs, (int) ai->OffsetResponseIEs,
1400 (int) ai->RequestIELength, (int) ai->ResponseIELength);
1401
1402 if (ai->OffsetRequestIEs + ai->RequestIELength > (unsigned) len ||
1403 ai->OffsetResponseIEs + ai->ResponseIELength > (unsigned) len) {
1404 wpa_printf(MSG_DEBUG, "NDIS: association information - "
1405 "IE overflow");
1406 return -1;
1407 }
1408
1409 wpa_hexdump(MSG_MSGDUMP, "NDIS: Request IEs",
1410 (u8 *) buf + ai->OffsetRequestIEs, ai->RequestIELength);
1411 wpa_hexdump(MSG_MSGDUMP, "NDIS: Response IEs",
1412 (u8 *) buf + ai->OffsetResponseIEs, ai->ResponseIELength);
1413
1414 os_memset(&data, 0, sizeof(data));
1415 data.assoc_info.req_ies = (u8 *) buf + ai->OffsetRequestIEs;
1416 data.assoc_info.req_ies_len = ai->RequestIELength;
1417 data.assoc_info.resp_ies = (u8 *) buf + ai->OffsetResponseIEs;
1418 data.assoc_info.resp_ies_len = ai->ResponseIELength;
1419
1420 blen = 65535;
1421 b = os_zalloc(blen);
1422 if (b == NULL)
1423 goto skip_scan_results;
1424 len = ndis_get_oid(drv, OID_802_11_BSSID_LIST, (char *) b, blen);
1425 if (len < 0) {
1426 wpa_printf(MSG_DEBUG, "NDIS: failed to get scan results");
1427 os_free(b);
1428 b = NULL;
1429 goto skip_scan_results;
1430 }
1431 wpa_printf(MSG_DEBUG, "NDIS: %d BSSID items to process for AssocInfo",
1432 (unsigned int) b->NumberOfItems);
1433
1434 pos = (char *) &b->Bssid[0];
1435 for (i = 0; i < b->NumberOfItems; i++) {
1436 NDIS_WLAN_BSSID_EX *bss = (NDIS_WLAN_BSSID_EX *) pos;
1437 if (os_memcmp(drv->bssid, bss->MacAddress, ETH_ALEN) == 0 &&
1438 bss->IELength > sizeof(NDIS_802_11_FIXED_IEs)) {
1439 data.assoc_info.beacon_ies =
1440 ((u8 *) bss->IEs) +
1441 sizeof(NDIS_802_11_FIXED_IEs);
1442 data.assoc_info.beacon_ies_len =
1443 bss->IELength - sizeof(NDIS_802_11_FIXED_IEs);
1444 wpa_hexdump(MSG_MSGDUMP, "NDIS: Beacon IEs",
1445 data.assoc_info.beacon_ies,
1446 data.assoc_info.beacon_ies_len);
1447 break;
1448 }
1449 pos += bss->Length;
1450 if (pos > (char *) b + blen)
1451 break;
1452 }
1453
1454 skip_scan_results:
1455 wpa_supplicant_event(drv->ctx, EVENT_ASSOCINFO, &data);
1456
1457 os_free(b);
1458
1459 return 0;
1460 }
1461
1462
wpa_driver_ndis_poll_timeout(void * eloop_ctx,void * timeout_ctx)1463 static void wpa_driver_ndis_poll_timeout(void *eloop_ctx, void *timeout_ctx)
1464 {
1465 struct wpa_driver_ndis_data *drv = eloop_ctx;
1466 u8 bssid[ETH_ALEN];
1467 int poll;
1468
1469 if (drv->wired)
1470 return;
1471
1472 if (wpa_driver_ndis_get_bssid(drv, bssid)) {
1473 /* Disconnected */
1474 if (!is_zero_ether_addr(drv->bssid)) {
1475 os_memset(drv->bssid, 0, ETH_ALEN);
1476 wpa_supplicant_event(drv->ctx, EVENT_DISASSOC, NULL);
1477 }
1478 } else {
1479 /* Connected */
1480 if (os_memcmp(drv->bssid, bssid, ETH_ALEN) != 0) {
1481 os_memcpy(drv->bssid, bssid, ETH_ALEN);
1482 wpa_driver_ndis_get_associnfo(drv);
1483 wpa_supplicant_event(drv->ctx, EVENT_ASSOC, NULL);
1484 }
1485 }
1486
1487 /* When using integrated NDIS event receiver, we can skip BSSID
1488 * polling when using infrastructure network. However, when using
1489 * IBSS mode, many driver do not seem to generate connection event,
1490 * so we need to enable BSSID polling to figure out when IBSS network
1491 * has been formed.
1492 */
1493 poll = drv->mode == IEEE80211_MODE_IBSS;
1494 #ifndef CONFIG_NDIS_EVENTS_INTEGRATED
1495 #ifndef _WIN32_WCE
1496 poll = 1;
1497 #endif /* _WIN32_WCE */
1498 #endif /* CONFIG_NDIS_EVENTS_INTEGRATED */
1499
1500 if (poll) {
1501 eloop_register_timeout(1, 0, wpa_driver_ndis_poll_timeout,
1502 drv, NULL);
1503 }
1504 }
1505
1506
wpa_driver_ndis_poll(void * priv)1507 static void wpa_driver_ndis_poll(void *priv)
1508 {
1509 struct wpa_driver_ndis_data *drv = priv;
1510 eloop_cancel_timeout(wpa_driver_ndis_poll_timeout, drv, NULL);
1511 wpa_driver_ndis_poll_timeout(drv, NULL);
1512 }
1513
1514
1515 /* Called when driver generates Media Connect Event by calling
1516 * NdisMIndicateStatus() with NDIS_STATUS_MEDIA_CONNECT */
wpa_driver_ndis_event_connect(struct wpa_driver_ndis_data * drv)1517 void wpa_driver_ndis_event_connect(struct wpa_driver_ndis_data *drv)
1518 {
1519 wpa_printf(MSG_DEBUG, "NDIS: Media Connect Event");
1520 if (wpa_driver_ndis_get_bssid(drv, drv->bssid) == 0) {
1521 wpa_driver_ndis_get_associnfo(drv);
1522 wpa_supplicant_event(drv->ctx, EVENT_ASSOC, NULL);
1523 }
1524 }
1525
1526
1527 /* Called when driver generates Media Disconnect Event by calling
1528 * NdisMIndicateStatus() with NDIS_STATUS_MEDIA_DISCONNECT */
wpa_driver_ndis_event_disconnect(struct wpa_driver_ndis_data * drv)1529 void wpa_driver_ndis_event_disconnect(struct wpa_driver_ndis_data *drv)
1530 {
1531 wpa_printf(MSG_DEBUG, "NDIS: Media Disconnect Event");
1532 os_memset(drv->bssid, 0, ETH_ALEN);
1533 wpa_supplicant_event(drv->ctx, EVENT_DISASSOC, NULL);
1534 }
1535
1536
wpa_driver_ndis_event_auth(struct wpa_driver_ndis_data * drv,const u8 * data,size_t data_len)1537 static void wpa_driver_ndis_event_auth(struct wpa_driver_ndis_data *drv,
1538 const u8 *data, size_t data_len)
1539 {
1540 NDIS_802_11_AUTHENTICATION_REQUEST *req;
1541 int pairwise = 0, group = 0;
1542 union wpa_event_data event;
1543
1544 if (data_len < sizeof(*req)) {
1545 wpa_printf(MSG_DEBUG, "NDIS: Too short Authentication Request "
1546 "Event (len=%d)", data_len);
1547 return;
1548 }
1549 req = (NDIS_802_11_AUTHENTICATION_REQUEST *) data;
1550
1551 wpa_printf(MSG_DEBUG, "NDIS: Authentication Request Event: "
1552 "Bssid " MACSTR " Flags 0x%x",
1553 MAC2STR(req->Bssid), (int) req->Flags);
1554
1555 if ((req->Flags & NDIS_802_11_AUTH_REQUEST_PAIRWISE_ERROR) ==
1556 NDIS_802_11_AUTH_REQUEST_PAIRWISE_ERROR)
1557 pairwise = 1;
1558 else if ((req->Flags & NDIS_802_11_AUTH_REQUEST_GROUP_ERROR) ==
1559 NDIS_802_11_AUTH_REQUEST_GROUP_ERROR)
1560 group = 1;
1561
1562 if (pairwise || group) {
1563 os_memset(&event, 0, sizeof(event));
1564 event.michael_mic_failure.unicast = pairwise;
1565 wpa_supplicant_event(drv->ctx, EVENT_MICHAEL_MIC_FAILURE,
1566 &event);
1567 }
1568 }
1569
1570
wpa_driver_ndis_event_pmkid(struct wpa_driver_ndis_data * drv,const u8 * data,size_t data_len)1571 static void wpa_driver_ndis_event_pmkid(struct wpa_driver_ndis_data *drv,
1572 const u8 *data, size_t data_len)
1573 {
1574 NDIS_802_11_PMKID_CANDIDATE_LIST *pmkid;
1575 size_t i;
1576 union wpa_event_data event;
1577
1578 if (data_len < 8) {
1579 wpa_printf(MSG_DEBUG, "NDIS: Too short PMKID Candidate List "
1580 "Event (len=%d)", data_len);
1581 return;
1582 }
1583 pmkid = (NDIS_802_11_PMKID_CANDIDATE_LIST *) data;
1584 wpa_printf(MSG_DEBUG, "NDIS: PMKID Candidate List Event - Version %d "
1585 "NumCandidates %d",
1586 (int) pmkid->Version, (int) pmkid->NumCandidates);
1587
1588 if (pmkid->Version != 1) {
1589 wpa_printf(MSG_DEBUG, "NDIS: Unsupported PMKID Candidate List "
1590 "Version %d", (int) pmkid->Version);
1591 return;
1592 }
1593
1594 if (data_len < 8 + pmkid->NumCandidates * sizeof(PMKID_CANDIDATE)) {
1595 wpa_printf(MSG_DEBUG, "NDIS: PMKID Candidate List underflow");
1596 return;
1597 }
1598
1599 os_memset(&event, 0, sizeof(event));
1600 for (i = 0; i < pmkid->NumCandidates; i++) {
1601 PMKID_CANDIDATE *p = &pmkid->CandidateList[i];
1602 wpa_printf(MSG_DEBUG, "NDIS: %d: " MACSTR " Flags 0x%x",
1603 i, MAC2STR(p->BSSID), (int) p->Flags);
1604 os_memcpy(event.pmkid_candidate.bssid, p->BSSID, ETH_ALEN);
1605 event.pmkid_candidate.index = i;
1606 event.pmkid_candidate.preauth =
1607 p->Flags & NDIS_802_11_PMKID_CANDIDATE_PREAUTH_ENABLED;
1608 wpa_supplicant_event(drv->ctx, EVENT_PMKID_CANDIDATE,
1609 &event);
1610 }
1611 }
1612
1613
1614 /* Called when driver calls NdisMIndicateStatus() with
1615 * NDIS_STATUS_MEDIA_SPECIFIC_INDICATION */
wpa_driver_ndis_event_media_specific(struct wpa_driver_ndis_data * drv,const u8 * data,size_t data_len)1616 void wpa_driver_ndis_event_media_specific(struct wpa_driver_ndis_data *drv,
1617 const u8 *data, size_t data_len)
1618 {
1619 NDIS_802_11_STATUS_INDICATION *status;
1620
1621 if (data == NULL || data_len < sizeof(*status))
1622 return;
1623
1624 wpa_hexdump(MSG_DEBUG, "NDIS: Media Specific Indication",
1625 data, data_len);
1626
1627 status = (NDIS_802_11_STATUS_INDICATION *) data;
1628 data += sizeof(status);
1629 data_len -= sizeof(status);
1630
1631 switch (status->StatusType) {
1632 case Ndis802_11StatusType_Authentication:
1633 wpa_driver_ndis_event_auth(drv, data, data_len);
1634 break;
1635 case Ndis802_11StatusType_PMKID_CandidateList:
1636 wpa_driver_ndis_event_pmkid(drv, data, data_len);
1637 break;
1638 default:
1639 wpa_printf(MSG_DEBUG, "NDIS: Unknown StatusType %d",
1640 (int) status->StatusType);
1641 break;
1642 }
1643 }
1644
1645
1646 /* Called when an adapter is added */
wpa_driver_ndis_event_adapter_arrival(struct wpa_driver_ndis_data * drv)1647 void wpa_driver_ndis_event_adapter_arrival(struct wpa_driver_ndis_data *drv)
1648 {
1649 union wpa_event_data event;
1650 int i;
1651
1652 wpa_printf(MSG_DEBUG, "NDIS: Notify Adapter Arrival");
1653
1654 for (i = 0; i < 30; i++) {
1655 /* Re-open Packet32/NDISUIO connection */
1656 wpa_driver_ndis_adapter_close(drv);
1657 if (wpa_driver_ndis_adapter_init(drv) < 0 ||
1658 wpa_driver_ndis_adapter_open(drv) < 0) {
1659 wpa_printf(MSG_DEBUG, "NDIS: Driver re-initialization "
1660 "(%d) failed", i);
1661 os_sleep(1, 0);
1662 } else {
1663 wpa_printf(MSG_DEBUG, "NDIS: Driver re-initialized");
1664 break;
1665 }
1666 }
1667
1668 os_memset(&event, 0, sizeof(event));
1669 os_strlcpy(event.interface_status.ifname, drv->ifname,
1670 sizeof(event.interface_status.ifname));
1671 event.interface_status.ievent = EVENT_INTERFACE_ADDED;
1672 wpa_supplicant_event(drv->ctx, EVENT_INTERFACE_STATUS, &event);
1673 }
1674
1675
1676 /* Called when an adapter is removed */
wpa_driver_ndis_event_adapter_removal(struct wpa_driver_ndis_data * drv)1677 void wpa_driver_ndis_event_adapter_removal(struct wpa_driver_ndis_data *drv)
1678 {
1679 union wpa_event_data event;
1680
1681 wpa_printf(MSG_DEBUG, "NDIS: Notify Adapter Removal");
1682 os_memset(&event, 0, sizeof(event));
1683 os_strlcpy(event.interface_status.ifname, drv->ifname,
1684 sizeof(event.interface_status.ifname));
1685 event.interface_status.ievent = EVENT_INTERFACE_REMOVED;
1686 wpa_supplicant_event(drv->ctx, EVENT_INTERFACE_STATUS, &event);
1687 }
1688
1689
1690 static void
wpa_driver_ndis_get_wpa_capability(struct wpa_driver_ndis_data * drv)1691 wpa_driver_ndis_get_wpa_capability(struct wpa_driver_ndis_data *drv)
1692 {
1693 wpa_printf(MSG_DEBUG, "NDIS: verifying driver WPA capability");
1694
1695 if (ndis_set_auth_mode(drv, Ndis802_11AuthModeWPA) == 0 &&
1696 ndis_get_auth_mode(drv) == Ndis802_11AuthModeWPA) {
1697 wpa_printf(MSG_DEBUG, "NDIS: WPA key management supported");
1698 drv->capa.key_mgmt |= WPA_DRIVER_CAPA_KEY_MGMT_WPA;
1699 }
1700
1701 if (ndis_set_auth_mode(drv, Ndis802_11AuthModeWPAPSK) == 0 &&
1702 ndis_get_auth_mode(drv) == Ndis802_11AuthModeWPAPSK) {
1703 wpa_printf(MSG_DEBUG, "NDIS: WPA-PSK key management "
1704 "supported");
1705 drv->capa.key_mgmt |= WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK;
1706 }
1707
1708 if (ndis_set_encr_status(drv, Ndis802_11Encryption3Enabled) == 0 &&
1709 ndis_get_encr_status(drv) == Ndis802_11Encryption3KeyAbsent) {
1710 wpa_printf(MSG_DEBUG, "NDIS: CCMP encryption supported");
1711 drv->capa.enc |= WPA_DRIVER_CAPA_ENC_CCMP;
1712 }
1713
1714 if (ndis_set_encr_status(drv, Ndis802_11Encryption2Enabled) == 0 &&
1715 ndis_get_encr_status(drv) == Ndis802_11Encryption2KeyAbsent) {
1716 wpa_printf(MSG_DEBUG, "NDIS: TKIP encryption supported");
1717 drv->capa.enc |= WPA_DRIVER_CAPA_ENC_TKIP;
1718 }
1719
1720 if (ndis_set_encr_status(drv, Ndis802_11Encryption1Enabled) == 0 &&
1721 ndis_get_encr_status(drv) == Ndis802_11Encryption1KeyAbsent) {
1722 wpa_printf(MSG_DEBUG, "NDIS: WEP encryption supported");
1723 drv->capa.enc |= WPA_DRIVER_CAPA_ENC_WEP40 |
1724 WPA_DRIVER_CAPA_ENC_WEP104;
1725 }
1726
1727 if (ndis_set_auth_mode(drv, Ndis802_11AuthModeShared) == 0 &&
1728 ndis_get_auth_mode(drv) == Ndis802_11AuthModeShared) {
1729 drv->capa.auth |= WPA_DRIVER_AUTH_SHARED;
1730 }
1731
1732 if (ndis_set_auth_mode(drv, Ndis802_11AuthModeOpen) == 0 &&
1733 ndis_get_auth_mode(drv) == Ndis802_11AuthModeOpen) {
1734 drv->capa.auth |= WPA_DRIVER_AUTH_OPEN;
1735 }
1736
1737 ndis_set_encr_status(drv, Ndis802_11EncryptionDisabled);
1738
1739 /* Could also verify OID_802_11_ADD_KEY error reporting and
1740 * support for OID_802_11_ASSOCIATION_INFORMATION. */
1741
1742 if (drv->capa.key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_WPA &&
1743 drv->capa.enc & (WPA_DRIVER_CAPA_ENC_TKIP |
1744 WPA_DRIVER_CAPA_ENC_CCMP)) {
1745 wpa_printf(MSG_DEBUG, "NDIS: driver supports WPA");
1746 drv->has_capability = 1;
1747 } else {
1748 wpa_printf(MSG_DEBUG, "NDIS: no WPA support found");
1749 }
1750
1751 wpa_printf(MSG_DEBUG, "NDIS: driver capabilities: key_mgmt 0x%x "
1752 "enc 0x%x auth 0x%x",
1753 drv->capa.key_mgmt, drv->capa.enc, drv->capa.auth);
1754 }
1755
1756
wpa_driver_ndis_get_capability(struct wpa_driver_ndis_data * drv)1757 static void wpa_driver_ndis_get_capability(struct wpa_driver_ndis_data *drv)
1758 {
1759 char buf[512];
1760 int len;
1761 size_t i;
1762 NDIS_802_11_CAPABILITY *c;
1763
1764 drv->capa.flags = WPA_DRIVER_FLAGS_DRIVER_IE;
1765
1766 len = ndis_get_oid(drv, OID_802_11_CAPABILITY, buf, sizeof(buf));
1767 if (len < 0) {
1768 wpa_driver_ndis_get_wpa_capability(drv);
1769 return;
1770 }
1771
1772 wpa_hexdump(MSG_MSGDUMP, "OID_802_11_CAPABILITY", (u8 *) buf, len);
1773 c = (NDIS_802_11_CAPABILITY *) buf;
1774 if (len < sizeof(*c) || c->Version != 2) {
1775 wpa_printf(MSG_DEBUG, "NDIS: unsupported "
1776 "OID_802_11_CAPABILITY data");
1777 return;
1778 }
1779 wpa_printf(MSG_DEBUG, "NDIS: Driver supports OID_802_11_CAPABILITY - "
1780 "NoOfPMKIDs %d NoOfAuthEncrPairs %d",
1781 (int) c->NoOfPMKIDs,
1782 (int) c->NoOfAuthEncryptPairsSupported);
1783 drv->has_capability = 1;
1784 drv->no_of_pmkid = c->NoOfPMKIDs;
1785 for (i = 0; i < c->NoOfAuthEncryptPairsSupported; i++) {
1786 NDIS_802_11_AUTHENTICATION_ENCRYPTION *ae;
1787 ae = &c->AuthenticationEncryptionSupported[i];
1788 if ((char *) (ae + 1) > buf + len) {
1789 wpa_printf(MSG_DEBUG, "NDIS: auth/encr pair list "
1790 "overflow");
1791 break;
1792 }
1793 wpa_printf(MSG_MSGDUMP, "NDIS: %d - auth %d encr %d",
1794 i, (int) ae->AuthModeSupported,
1795 (int) ae->EncryptStatusSupported);
1796 switch (ae->AuthModeSupported) {
1797 case Ndis802_11AuthModeOpen:
1798 drv->capa.auth |= WPA_DRIVER_AUTH_OPEN;
1799 break;
1800 case Ndis802_11AuthModeShared:
1801 drv->capa.auth |= WPA_DRIVER_AUTH_SHARED;
1802 break;
1803 case Ndis802_11AuthModeWPA:
1804 drv->capa.key_mgmt |= WPA_DRIVER_CAPA_KEY_MGMT_WPA;
1805 break;
1806 case Ndis802_11AuthModeWPAPSK:
1807 drv->capa.key_mgmt |= WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK;
1808 break;
1809 case Ndis802_11AuthModeWPA2:
1810 drv->capa.key_mgmt |= WPA_DRIVER_CAPA_KEY_MGMT_WPA2;
1811 break;
1812 case Ndis802_11AuthModeWPA2PSK:
1813 drv->capa.key_mgmt |=
1814 WPA_DRIVER_CAPA_KEY_MGMT_WPA2_PSK;
1815 break;
1816 case Ndis802_11AuthModeWPANone:
1817 drv->capa.key_mgmt |=
1818 WPA_DRIVER_CAPA_KEY_MGMT_WPA_NONE;
1819 break;
1820 default:
1821 break;
1822 }
1823 switch (ae->EncryptStatusSupported) {
1824 case Ndis802_11Encryption1Enabled:
1825 drv->capa.enc |= WPA_DRIVER_CAPA_ENC_WEP40;
1826 drv->capa.enc |= WPA_DRIVER_CAPA_ENC_WEP104;
1827 break;
1828 case Ndis802_11Encryption2Enabled:
1829 drv->capa.enc |= WPA_DRIVER_CAPA_ENC_TKIP;
1830 break;
1831 case Ndis802_11Encryption3Enabled:
1832 drv->capa.enc |= WPA_DRIVER_CAPA_ENC_CCMP;
1833 break;
1834 default:
1835 break;
1836 }
1837 }
1838
1839 wpa_printf(MSG_DEBUG, "NDIS: driver capabilities: key_mgmt 0x%x "
1840 "enc 0x%x auth 0x%x",
1841 drv->capa.key_mgmt, drv->capa.enc, drv->capa.auth);
1842 }
1843
1844
wpa_driver_ndis_get_capa(void * priv,struct wpa_driver_capa * capa)1845 static int wpa_driver_ndis_get_capa(void *priv, struct wpa_driver_capa *capa)
1846 {
1847 struct wpa_driver_ndis_data *drv = priv;
1848 if (!drv->has_capability)
1849 return -1;
1850 os_memcpy(capa, &drv->capa, sizeof(*capa));
1851 return 0;
1852 }
1853
1854
wpa_driver_ndis_get_ifname(void * priv)1855 static const char * wpa_driver_ndis_get_ifname(void *priv)
1856 {
1857 struct wpa_driver_ndis_data *drv = priv;
1858 return drv->ifname;
1859 }
1860
1861
wpa_driver_ndis_get_mac_addr(void * priv)1862 static const u8 * wpa_driver_ndis_get_mac_addr(void *priv)
1863 {
1864 struct wpa_driver_ndis_data *drv = priv;
1865 return drv->own_addr;
1866 }
1867
1868
1869 #ifdef _WIN32_WCE
1870
1871 #define NDISUIO_MSG_SIZE (sizeof(NDISUIO_DEVICE_NOTIFICATION) + 512)
1872
ndisuio_notification_receive(void * eloop_data,void * user_ctx)1873 static void ndisuio_notification_receive(void *eloop_data, void *user_ctx)
1874 {
1875 struct wpa_driver_ndis_data *drv = eloop_data;
1876 NDISUIO_DEVICE_NOTIFICATION *hdr;
1877 u8 buf[NDISUIO_MSG_SIZE];
1878 DWORD len, flags;
1879
1880 if (!ReadMsgQueue(drv->event_queue, buf, NDISUIO_MSG_SIZE, &len, 0,
1881 &flags)) {
1882 wpa_printf(MSG_DEBUG, "ndisuio_notification_receive: "
1883 "ReadMsgQueue failed: %d", (int) GetLastError());
1884 return;
1885 }
1886
1887 if (len < sizeof(NDISUIO_DEVICE_NOTIFICATION)) {
1888 wpa_printf(MSG_DEBUG, "ndisuio_notification_receive: "
1889 "Too short message (len=%d)", (int) len);
1890 return;
1891 }
1892
1893 hdr = (NDISUIO_DEVICE_NOTIFICATION *) buf;
1894 wpa_printf(MSG_DEBUG, "NDIS: Notification received: len=%d type=0x%x",
1895 (int) len, hdr->dwNotificationType);
1896
1897 switch (hdr->dwNotificationType) {
1898 #ifdef NDISUIO_NOTIFICATION_ADAPTER_ARRIVAL
1899 case NDISUIO_NOTIFICATION_ADAPTER_ARRIVAL:
1900 wpa_printf(MSG_DEBUG, "NDIS: ADAPTER_ARRIVAL");
1901 wpa_driver_ndis_event_adapter_arrival(drv);
1902 break;
1903 #endif
1904 #ifdef NDISUIO_NOTIFICATION_ADAPTER_REMOVAL
1905 case NDISUIO_NOTIFICATION_ADAPTER_REMOVAL:
1906 wpa_printf(MSG_DEBUG, "NDIS: ADAPTER_REMOVAL");
1907 wpa_driver_ndis_event_adapter_removal(drv);
1908 break;
1909 #endif
1910 case NDISUIO_NOTIFICATION_MEDIA_CONNECT:
1911 wpa_printf(MSG_DEBUG, "NDIS: MEDIA_CONNECT");
1912 SetEvent(drv->connected_event);
1913 wpa_driver_ndis_event_connect(drv);
1914 break;
1915 case NDISUIO_NOTIFICATION_MEDIA_DISCONNECT:
1916 ResetEvent(drv->connected_event);
1917 wpa_printf(MSG_DEBUG, "NDIS: MEDIA_DISCONNECT");
1918 wpa_driver_ndis_event_disconnect(drv);
1919 break;
1920 case NDISUIO_NOTIFICATION_MEDIA_SPECIFIC_NOTIFICATION:
1921 wpa_printf(MSG_DEBUG, "NDIS: MEDIA_SPECIFIC_NOTIFICATION");
1922 #if _WIN32_WCE == 420 || _WIN32_WCE == 0x420
1923 wpa_driver_ndis_event_media_specific(
1924 drv, hdr->pvStatusBuffer, hdr->uiStatusBufferSize);
1925 #else
1926 wpa_driver_ndis_event_media_specific(
1927 drv, ((const u8 *) hdr) + hdr->uiOffsetToStatusBuffer,
1928 (size_t) hdr->uiStatusBufferSize);
1929 #endif
1930 break;
1931 default:
1932 wpa_printf(MSG_DEBUG, "NDIS: Unknown notification type 0x%x",
1933 hdr->dwNotificationType);
1934 break;
1935 }
1936 }
1937
1938
ndisuio_notification_deinit(struct wpa_driver_ndis_data * drv)1939 static void ndisuio_notification_deinit(struct wpa_driver_ndis_data *drv)
1940 {
1941 NDISUIO_REQUEST_NOTIFICATION req;
1942
1943 memset(&req, 0, sizeof(req));
1944 req.hMsgQueue = drv->event_queue;
1945 req.dwNotificationTypes = 0;
1946
1947 if (!DeviceIoControl(drv->ndisuio, IOCTL_NDISUIO_REQUEST_NOTIFICATION,
1948 &req, sizeof(req), NULL, 0, NULL, NULL)) {
1949 wpa_printf(MSG_INFO, "ndisuio_notification_deinit: "
1950 "IOCTL_NDISUIO_REQUEST_NOTIFICATION failed: %d",
1951 (int) GetLastError());
1952 }
1953
1954 if (!DeviceIoControl(drv->ndisuio, IOCTL_NDISUIO_CANCEL_NOTIFICATION,
1955 NULL, 0, NULL, 0, NULL, NULL)) {
1956 wpa_printf(MSG_INFO, "ndisuio_notification_deinit: "
1957 "IOCTL_NDISUIO_CANCEL_NOTIFICATION failed: %d",
1958 (int) GetLastError());
1959 }
1960
1961 if (drv->event_queue) {
1962 eloop_unregister_event(drv->event_queue,
1963 sizeof(drv->event_queue));
1964 CloseHandle(drv->event_queue);
1965 drv->event_queue = NULL;
1966 }
1967
1968 if (drv->connected_event) {
1969 CloseHandle(drv->connected_event);
1970 drv->connected_event = NULL;
1971 }
1972 }
1973
1974
ndisuio_notification_init(struct wpa_driver_ndis_data * drv)1975 static int ndisuio_notification_init(struct wpa_driver_ndis_data *drv)
1976 {
1977 MSGQUEUEOPTIONS opt;
1978 NDISUIO_REQUEST_NOTIFICATION req;
1979
1980 drv->connected_event =
1981 CreateEvent(NULL, TRUE, FALSE, TEXT("WpaSupplicantConnected"));
1982 if (drv->connected_event == NULL) {
1983 wpa_printf(MSG_INFO, "ndisuio_notification_init: "
1984 "CreateEvent failed: %d",
1985 (int) GetLastError());
1986 return -1;
1987 }
1988
1989 memset(&opt, 0, sizeof(opt));
1990 opt.dwSize = sizeof(opt);
1991 opt.dwMaxMessages = 5;
1992 opt.cbMaxMessage = NDISUIO_MSG_SIZE;
1993 opt.bReadAccess = TRUE;
1994
1995 drv->event_queue = CreateMsgQueue(NULL, &opt);
1996 if (drv->event_queue == NULL) {
1997 wpa_printf(MSG_INFO, "ndisuio_notification_init: "
1998 "CreateMsgQueue failed: %d",
1999 (int) GetLastError());
2000 ndisuio_notification_deinit(drv);
2001 return -1;
2002 }
2003
2004 memset(&req, 0, sizeof(req));
2005 req.hMsgQueue = drv->event_queue;
2006 req.dwNotificationTypes =
2007 #ifdef NDISUIO_NOTIFICATION_ADAPTER_ARRIVAL
2008 NDISUIO_NOTIFICATION_ADAPTER_ARRIVAL |
2009 #endif
2010 #ifdef NDISUIO_NOTIFICATION_ADAPTER_REMOVAL
2011 NDISUIO_NOTIFICATION_ADAPTER_REMOVAL |
2012 #endif
2013 NDISUIO_NOTIFICATION_MEDIA_CONNECT |
2014 NDISUIO_NOTIFICATION_MEDIA_DISCONNECT |
2015 NDISUIO_NOTIFICATION_MEDIA_SPECIFIC_NOTIFICATION;
2016
2017 if (!DeviceIoControl(drv->ndisuio, IOCTL_NDISUIO_REQUEST_NOTIFICATION,
2018 &req, sizeof(req), NULL, 0, NULL, NULL)) {
2019 wpa_printf(MSG_INFO, "ndisuio_notification_init: "
2020 "IOCTL_NDISUIO_REQUEST_NOTIFICATION failed: %d",
2021 (int) GetLastError());
2022 ndisuio_notification_deinit(drv);
2023 return -1;
2024 }
2025
2026 eloop_register_event(drv->event_queue, sizeof(drv->event_queue),
2027 ndisuio_notification_receive, drv, NULL);
2028
2029 return 0;
2030 }
2031 #endif /* _WIN32_WCE */
2032
2033
wpa_driver_ndis_get_names(struct wpa_driver_ndis_data * drv)2034 static int wpa_driver_ndis_get_names(struct wpa_driver_ndis_data *drv)
2035 {
2036 #ifdef CONFIG_USE_NDISUIO
2037 NDISUIO_QUERY_BINDING *b;
2038 size_t blen = sizeof(*b) + 1024;
2039 int i, error, found = 0;
2040 DWORD written;
2041 char name[256], desc[256], *dpos;
2042 WCHAR *pos;
2043 size_t j, len, dlen;
2044
2045 b = os_malloc(blen);
2046 if (b == NULL)
2047 return -1;
2048
2049 for (i = 0; ; i++) {
2050 os_memset(b, 0, blen);
2051 b->BindingIndex = i;
2052 if (!DeviceIoControl(drv->ndisuio, IOCTL_NDISUIO_QUERY_BINDING,
2053 b, sizeof(NDISUIO_QUERY_BINDING), b, blen,
2054 &written, NULL)) {
2055 error = (int) GetLastError();
2056 if (error == ERROR_NO_MORE_ITEMS)
2057 break;
2058 wpa_printf(MSG_DEBUG, "IOCTL_NDISUIO_QUERY_BINDING "
2059 "failed: %d", error);
2060 break;
2061 }
2062
2063 pos = (WCHAR *) ((char *) b + b->DeviceNameOffset);
2064 len = b->DeviceNameLength;
2065 if (len >= sizeof(name))
2066 len = sizeof(name) - 1;
2067 for (j = 0; j < len; j++)
2068 name[j] = (char) pos[j];
2069 name[len] = '\0';
2070
2071 pos = (WCHAR *) ((char *) b + b->DeviceDescrOffset);
2072 len = b->DeviceDescrLength;
2073 if (len >= sizeof(desc))
2074 len = sizeof(desc) - 1;
2075 for (j = 0; j < len; j++)
2076 desc[j] = (char) pos[j];
2077 desc[len] = '\0';
2078
2079 wpa_printf(MSG_DEBUG, "NDIS: %d - %s - %s", i, name, desc);
2080
2081 if (os_strstr(name, drv->ifname)) {
2082 wpa_printf(MSG_DEBUG, "NDIS: Interface name match");
2083 found = 1;
2084 break;
2085 }
2086
2087 if (os_strncmp(desc, drv->ifname, os_strlen(drv->ifname)) == 0)
2088 {
2089 wpa_printf(MSG_DEBUG, "NDIS: Interface description "
2090 "match");
2091 found = 1;
2092 break;
2093 }
2094 }
2095
2096 if (!found) {
2097 wpa_printf(MSG_DEBUG, "NDIS: Could not find interface '%s'",
2098 drv->ifname);
2099 os_free(b);
2100 return -1;
2101 }
2102
2103 os_strlcpy(drv->ifname,
2104 os_strncmp(name, "\\DEVICE\\", 8) == 0 ? name + 8 : name,
2105 sizeof(drv->ifname));
2106 #ifdef _WIN32_WCE
2107 drv->adapter_name = wpa_strdup_tchar(drv->ifname);
2108 if (drv->adapter_name == NULL) {
2109 wpa_printf(MSG_ERROR, "NDIS: Failed to allocate memory for "
2110 "adapter name");
2111 os_free(b);
2112 return -1;
2113 }
2114 #endif /* _WIN32_WCE */
2115
2116 dpos = os_strstr(desc, " - ");
2117 if (dpos)
2118 dlen = dpos - desc;
2119 else
2120 dlen = os_strlen(desc);
2121 drv->adapter_desc = os_malloc(dlen + 1);
2122 if (drv->adapter_desc) {
2123 os_memcpy(drv->adapter_desc, desc, dlen);
2124 drv->adapter_desc[dlen] = '\0';
2125 }
2126
2127 os_free(b);
2128
2129 if (drv->adapter_desc == NULL)
2130 return -1;
2131
2132 wpa_printf(MSG_DEBUG, "NDIS: Adapter description prefix '%s'",
2133 drv->adapter_desc);
2134
2135 return 0;
2136 #else /* CONFIG_USE_NDISUIO */
2137 PTSTR _names;
2138 char *names, *pos, *pos2;
2139 ULONG len;
2140 BOOLEAN res;
2141 #define MAX_ADAPTERS 32
2142 char *name[MAX_ADAPTERS];
2143 char *desc[MAX_ADAPTERS];
2144 int num_name, num_desc, i, found_name, found_desc;
2145 size_t dlen;
2146
2147 wpa_printf(MSG_DEBUG, "NDIS: Packet.dll version: %s",
2148 PacketGetVersion());
2149
2150 len = 8192;
2151 _names = os_zalloc(len);
2152 if (_names == NULL)
2153 return -1;
2154
2155 res = PacketGetAdapterNames(_names, &len);
2156 if (!res && len > 8192) {
2157 os_free(_names);
2158 _names = os_zalloc(len);
2159 if (_names == NULL)
2160 return -1;
2161 res = PacketGetAdapterNames(_names, &len);
2162 }
2163
2164 if (!res) {
2165 wpa_printf(MSG_ERROR, "NDIS: Failed to get adapter list "
2166 "(PacketGetAdapterNames)");
2167 os_free(_names);
2168 return -1;
2169 }
2170
2171 names = (char *) _names;
2172 if (names[0] && names[1] == '\0' && names[2] && names[3] == '\0') {
2173 wpa_printf(MSG_DEBUG, "NDIS: Looks like adapter names are in "
2174 "UNICODE");
2175 /* Convert to ASCII */
2176 pos2 = pos = names;
2177 while (pos2 < names + len) {
2178 if (pos2[0] == '\0' && pos2[1] == '\0' &&
2179 pos2[2] == '\0' && pos2[3] == '\0') {
2180 pos2 += 4;
2181 break;
2182 }
2183 *pos++ = pos2[0];
2184 pos2 += 2;
2185 }
2186 os_memcpy(pos + 2, names, pos - names);
2187 pos += 2;
2188 } else
2189 pos = names;
2190
2191 num_name = 0;
2192 while (pos < names + len) {
2193 name[num_name] = pos;
2194 while (*pos && pos < names + len)
2195 pos++;
2196 if (pos + 1 >= names + len) {
2197 os_free(names);
2198 return -1;
2199 }
2200 pos++;
2201 num_name++;
2202 if (num_name >= MAX_ADAPTERS) {
2203 wpa_printf(MSG_DEBUG, "NDIS: Too many adapters");
2204 os_free(names);
2205 return -1;
2206 }
2207 if (*pos == '\0') {
2208 wpa_printf(MSG_DEBUG, "NDIS: %d adapter names found",
2209 num_name);
2210 pos++;
2211 break;
2212 }
2213 }
2214
2215 num_desc = 0;
2216 while (pos < names + len) {
2217 desc[num_desc] = pos;
2218 while (*pos && pos < names + len)
2219 pos++;
2220 if (pos + 1 >= names + len) {
2221 os_free(names);
2222 return -1;
2223 }
2224 pos++;
2225 num_desc++;
2226 if (num_desc >= MAX_ADAPTERS) {
2227 wpa_printf(MSG_DEBUG, "NDIS: Too many adapter "
2228 "descriptions");
2229 os_free(names);
2230 return -1;
2231 }
2232 if (*pos == '\0') {
2233 wpa_printf(MSG_DEBUG, "NDIS: %d adapter descriptions "
2234 "found", num_name);
2235 pos++;
2236 break;
2237 }
2238 }
2239
2240 /*
2241 * Windows 98 with Packet.dll 3.0 alpha3 does not include adapter
2242 * descriptions. Fill in dummy descriptors to work around this.
2243 */
2244 while (num_desc < num_name)
2245 desc[num_desc++] = "dummy description";
2246
2247 if (num_name != num_desc) {
2248 wpa_printf(MSG_DEBUG, "NDIS: mismatch in adapter name and "
2249 "description counts (%d != %d)",
2250 num_name, num_desc);
2251 os_free(names);
2252 return -1;
2253 }
2254
2255 found_name = found_desc = -1;
2256 for (i = 0; i < num_name; i++) {
2257 wpa_printf(MSG_DEBUG, "NDIS: %d - %s - %s",
2258 i, name[i], desc[i]);
2259 if (found_name == -1 && os_strstr(name[i], drv->ifname))
2260 found_name = i;
2261 if (found_desc == -1 &&
2262 os_strncmp(desc[i], drv->ifname, os_strlen(drv->ifname)) ==
2263 0)
2264 found_desc = i;
2265 }
2266
2267 if (found_name < 0 && found_desc >= 0) {
2268 wpa_printf(MSG_DEBUG, "NDIS: Matched interface '%s' based on "
2269 "description '%s'",
2270 name[found_desc], desc[found_desc]);
2271 found_name = found_desc;
2272 os_strlcpy(drv->ifname,
2273 os_strncmp(name[found_desc], "\\Device\\NPF_", 12)
2274 == 0 ? name[found_desc] + 12 : name[found_desc],
2275 sizeof(drv->ifname));
2276 }
2277
2278 if (found_name < 0) {
2279 wpa_printf(MSG_DEBUG, "NDIS: Could not find interface '%s'",
2280 drv->ifname);
2281 os_free(names);
2282 return -1;
2283 }
2284
2285 i = found_name;
2286 pos = os_strrchr(desc[i], '(');
2287 if (pos) {
2288 dlen = pos - desc[i];
2289 pos--;
2290 if (pos > desc[i] && *pos == ' ')
2291 dlen--;
2292 } else {
2293 dlen = os_strlen(desc[i]);
2294 }
2295 drv->adapter_desc = os_malloc(dlen + 1);
2296 if (drv->adapter_desc) {
2297 os_memcpy(drv->adapter_desc, desc[i], dlen);
2298 drv->adapter_desc[dlen] = '\0';
2299 }
2300
2301 os_free(names);
2302
2303 if (drv->adapter_desc == NULL)
2304 return -1;
2305
2306 wpa_printf(MSG_DEBUG, "NDIS: Adapter description prefix '%s'",
2307 drv->adapter_desc);
2308
2309 return 0;
2310 #endif /* CONFIG_USE_NDISUIO */
2311 }
2312
2313
2314 #if defined(CONFIG_NATIVE_WINDOWS) || defined(__CYGWIN__)
2315 #ifndef _WIN32_WCE
2316 /*
2317 * These structures are undocumented for WinXP; only WinCE version is
2318 * documented. These would be included wzcsapi.h if it were available. Some
2319 * changes here have been needed to make the structures match with WinXP SP2.
2320 * It is unclear whether these work with any other version.
2321 */
2322
2323 typedef struct {
2324 LPWSTR wszGuid;
2325 } INTF_KEY_ENTRY, *PINTF_KEY_ENTRY;
2326
2327 typedef struct {
2328 DWORD dwNumIntfs;
2329 PINTF_KEY_ENTRY pIntfs;
2330 } INTFS_KEY_TABLE, *PINTFS_KEY_TABLE;
2331
2332 typedef struct {
2333 DWORD dwDataLen;
2334 LPBYTE pData;
2335 } RAW_DATA, *PRAW_DATA;
2336
2337 typedef struct {
2338 LPWSTR wszGuid;
2339 LPWSTR wszDescr;
2340 ULONG ulMediaState;
2341 ULONG ulMediaType;
2342 ULONG ulPhysicalMediaType;
2343 INT nInfraMode;
2344 INT nAuthMode;
2345 INT nWepStatus;
2346 #ifndef _WIN32_WCE
2347 u8 pad[2]; /* why is this needed? */
2348 #endif /* _WIN32_WCE */
2349 DWORD dwCtlFlags;
2350 DWORD dwCapabilities; /* something added for WinXP SP2(?) */
2351 RAW_DATA rdSSID;
2352 RAW_DATA rdBSSID;
2353 RAW_DATA rdBSSIDList;
2354 RAW_DATA rdStSSIDList;
2355 RAW_DATA rdCtrlData;
2356 #ifdef UNDER_CE
2357 BOOL bInitialized;
2358 #endif
2359 DWORD nWPAMCastCipher;
2360 /* add some extra buffer for later additions since this interface is
2361 * far from stable */
2362 u8 later_additions[100];
2363 } INTF_ENTRY, *PINTF_ENTRY;
2364
2365 #define INTF_ALL 0xffffffff
2366 #define INTF_ALL_FLAGS 0x0000ffff
2367 #define INTF_CTLFLAGS 0x00000010
2368 #define INTFCTL_ENABLED 0x8000
2369 #endif /* _WIN32_WCE */
2370
2371
2372 #ifdef _WIN32_WCE
wpa_driver_ndis_rebind_adapter(struct wpa_driver_ndis_data * drv)2373 static int wpa_driver_ndis_rebind_adapter(struct wpa_driver_ndis_data *drv)
2374 {
2375 HANDLE ndis;
2376 TCHAR multi[100];
2377 int len;
2378
2379 len = _tcslen(drv->adapter_name);
2380 if (len > 80)
2381 return -1;
2382
2383 ndis = CreateFile(DD_NDIS_DEVICE_NAME, GENERIC_READ | GENERIC_WRITE,
2384 0, NULL, OPEN_EXISTING, 0, NULL);
2385 if (ndis == INVALID_HANDLE_VALUE) {
2386 wpa_printf(MSG_DEBUG, "NDIS: Failed to open file to NDIS "
2387 "device: %d", (int) GetLastError());
2388 return -1;
2389 }
2390
2391 len++;
2392 memcpy(multi, drv->adapter_name, len * sizeof(TCHAR));
2393 memcpy(&multi[len], TEXT("NDISUIO\0"), 9 * sizeof(TCHAR));
2394 len += 9;
2395
2396 if (!DeviceIoControl(ndis, IOCTL_NDIS_REBIND_ADAPTER,
2397 multi, len * sizeof(TCHAR), NULL, 0, NULL, NULL))
2398 {
2399 wpa_printf(MSG_DEBUG, "NDIS: IOCTL_NDIS_REBIND_ADAPTER "
2400 "failed: 0x%x", (int) GetLastError());
2401 wpa_hexdump_ascii(MSG_DEBUG, "NDIS: rebind multi_sz",
2402 (u8 *) multi, len * sizeof(TCHAR));
2403 CloseHandle(ndis);
2404 return -1;
2405 }
2406
2407 CloseHandle(ndis);
2408
2409 wpa_printf(MSG_DEBUG, "NDIS: Requested NDIS rebind of NDISUIO "
2410 "protocol");
2411
2412 return 0;
2413 }
2414 #endif /* _WIN32_WCE */
2415
2416
wpa_driver_ndis_set_wzc(struct wpa_driver_ndis_data * drv,int enable)2417 static int wpa_driver_ndis_set_wzc(struct wpa_driver_ndis_data *drv,
2418 int enable)
2419 {
2420 #ifdef _WIN32_WCE
2421 HKEY hk, hk2;
2422 LONG ret;
2423 DWORD i, hnd, len;
2424 TCHAR keyname[256], devname[256];
2425
2426 #define WZC_DRIVER TEXT("Drivers\\BuiltIn\\ZeroConfig")
2427
2428 if (enable) {
2429 HANDLE h;
2430 h = ActivateDeviceEx(WZC_DRIVER, NULL, 0, NULL);
2431 if (h == INVALID_HANDLE_VALUE || h == 0) {
2432 wpa_printf(MSG_DEBUG, "NDIS: Failed to re-enable WZC "
2433 "- ActivateDeviceEx failed: %d",
2434 (int) GetLastError());
2435 return -1;
2436 }
2437
2438 wpa_printf(MSG_DEBUG, "NDIS: WZC re-enabled");
2439 return wpa_driver_ndis_rebind_adapter(drv);
2440 }
2441
2442 /*
2443 * Unfortunately, just disabling the WZC for an interface is not enough
2444 * to free NDISUIO for us, so need to disable and unload WZC completely
2445 * for now when using WinCE with NDISUIO. In addition, must request
2446 * NDISUIO protocol to be rebound to the adapter in order to free the
2447 * NDISUIO binding that WZC hold before us.
2448 */
2449
2450 /* Enumerate HKLM\Drivers\Active\* to find a handle to WZC. */
2451 ret = RegOpenKeyEx(HKEY_LOCAL_MACHINE, DEVLOAD_ACTIVE_KEY, 0, 0, &hk);
2452 if (ret != ERROR_SUCCESS) {
2453 wpa_printf(MSG_DEBUG, "NDIS: RegOpenKeyEx(DEVLOAD_ACTIVE_KEY) "
2454 "failed: %d %d", (int) ret, (int) GetLastError());
2455 return -1;
2456 }
2457
2458 for (i = 0; ; i++) {
2459 len = sizeof(keyname);
2460 ret = RegEnumKeyEx(hk, i, keyname, &len, NULL, NULL, NULL,
2461 NULL);
2462 if (ret != ERROR_SUCCESS) {
2463 wpa_printf(MSG_DEBUG, "NDIS: Could not find active "
2464 "WZC - assuming it is not running.");
2465 RegCloseKey(hk);
2466 return -1;
2467 }
2468
2469 ret = RegOpenKeyEx(hk, keyname, 0, 0, &hk2);
2470 if (ret != ERROR_SUCCESS) {
2471 wpa_printf(MSG_DEBUG, "NDIS: RegOpenKeyEx(active dev) "
2472 "failed: %d %d",
2473 (int) ret, (int) GetLastError());
2474 continue;
2475 }
2476
2477 len = sizeof(devname);
2478 ret = RegQueryValueEx(hk2, DEVLOAD_DEVKEY_VALNAME, NULL, NULL,
2479 (LPBYTE) devname, &len);
2480 if (ret != ERROR_SUCCESS) {
2481 wpa_printf(MSG_DEBUG, "NDIS: RegQueryValueEx("
2482 "DEVKEY_VALNAME) failed: %d %d",
2483 (int) ret, (int) GetLastError());
2484 RegCloseKey(hk2);
2485 continue;
2486 }
2487
2488 if (_tcscmp(devname, WZC_DRIVER) == 0)
2489 break;
2490
2491 RegCloseKey(hk2);
2492 }
2493
2494 RegCloseKey(hk);
2495
2496 /* Found WZC - get handle to it. */
2497 len = sizeof(hnd);
2498 ret = RegQueryValueEx(hk2, DEVLOAD_HANDLE_VALNAME, NULL, NULL,
2499 (PUCHAR) &hnd, &len);
2500 if (ret != ERROR_SUCCESS) {
2501 wpa_printf(MSG_DEBUG, "NDIS: RegQueryValueEx(HANDLE_VALNAME) "
2502 "failed: %d %d", (int) ret, (int) GetLastError());
2503 RegCloseKey(hk2);
2504 return -1;
2505 }
2506
2507 RegCloseKey(hk2);
2508
2509 /* Deactivate WZC */
2510 if (!DeactivateDevice((HANDLE) hnd)) {
2511 wpa_printf(MSG_DEBUG, "NDIS: DeactivateDevice failed: %d",
2512 (int) GetLastError());
2513 return -1;
2514 }
2515
2516 wpa_printf(MSG_DEBUG, "NDIS: Disabled WZC temporarily");
2517 drv->wzc_disabled = 1;
2518 return wpa_driver_ndis_rebind_adapter(drv);
2519
2520 #else /* _WIN32_WCE */
2521
2522 HMODULE hm;
2523 DWORD (WINAPI *wzc_enum_interf)(LPWSTR pSrvAddr,
2524 PINTFS_KEY_TABLE pIntfs);
2525 DWORD (WINAPI *wzc_query_interf)(LPWSTR pSrvAddr, DWORD dwInFlags,
2526 PINTF_ENTRY pIntf,
2527 LPDWORD pdwOutFlags);
2528 DWORD (WINAPI *wzc_set_interf)(LPWSTR pSrvAddr, DWORD dwInFlags,
2529 PINTF_ENTRY pIntf, LPDWORD pdwOutFlags);
2530 int ret = -1, j;
2531 DWORD res;
2532 INTFS_KEY_TABLE guids;
2533 INTF_ENTRY intf;
2534 char guid[128];
2535 WCHAR *pos;
2536 DWORD flags, i;
2537
2538 hm = LoadLibrary(TEXT("wzcsapi.dll"));
2539 if (hm == NULL) {
2540 wpa_printf(MSG_DEBUG, "NDIS: Failed to load wzcsapi.dll (%u) "
2541 "- WZC probably not running",
2542 (unsigned int) GetLastError());
2543 return -1;
2544 }
2545
2546 #ifdef _WIN32_WCE
2547 wzc_enum_interf = (void *) GetProcAddressA(hm, "WZCEnumInterfaces");
2548 wzc_query_interf = (void *) GetProcAddressA(hm, "WZCQueryInterface");
2549 wzc_set_interf = (void *) GetProcAddressA(hm, "WZCSetInterface");
2550 #else /* _WIN32_WCE */
2551 wzc_enum_interf = (void *) GetProcAddress(hm, "WZCEnumInterfaces");
2552 wzc_query_interf = (void *) GetProcAddress(hm, "WZCQueryInterface");
2553 wzc_set_interf = (void *) GetProcAddress(hm, "WZCSetInterface");
2554 #endif /* _WIN32_WCE */
2555
2556 if (wzc_enum_interf == NULL || wzc_query_interf == NULL ||
2557 wzc_set_interf == NULL) {
2558 wpa_printf(MSG_DEBUG, "NDIS: WZCEnumInterfaces, "
2559 "WZCQueryInterface, or WZCSetInterface not found "
2560 "in wzcsapi.dll");
2561 goto fail;
2562 }
2563
2564 os_memset(&guids, 0, sizeof(guids));
2565 res = wzc_enum_interf(NULL, &guids);
2566 if (res != 0) {
2567 wpa_printf(MSG_DEBUG, "NDIS: WZCEnumInterfaces failed: %d; "
2568 "WZC service is apparently not running",
2569 (int) res);
2570 goto fail;
2571 }
2572
2573 wpa_printf(MSG_DEBUG, "NDIS: WZCEnumInterfaces: %d interfaces",
2574 (int) guids.dwNumIntfs);
2575
2576 for (i = 0; i < guids.dwNumIntfs; i++) {
2577 pos = guids.pIntfs[i].wszGuid;
2578 for (j = 0; j < sizeof(guid); j++) {
2579 guid[j] = (char) *pos;
2580 if (*pos == 0)
2581 break;
2582 pos++;
2583 }
2584 guid[sizeof(guid) - 1] = '\0';
2585 wpa_printf(MSG_DEBUG, "NDIS: intfs %d GUID '%s'",
2586 (int) i, guid);
2587 if (os_strstr(drv->ifname, guid) == NULL)
2588 continue;
2589
2590 wpa_printf(MSG_DEBUG, "NDIS: Current interface found from "
2591 "WZC");
2592 break;
2593 }
2594
2595 if (i >= guids.dwNumIntfs) {
2596 wpa_printf(MSG_DEBUG, "NDIS: Current interface not found from "
2597 "WZC");
2598 goto fail;
2599 }
2600
2601 os_memset(&intf, 0, sizeof(intf));
2602 intf.wszGuid = guids.pIntfs[i].wszGuid;
2603 /* Set flags to verify that the structure has not changed. */
2604 intf.dwCtlFlags = -1;
2605 flags = 0;
2606 res = wzc_query_interf(NULL, INTFCTL_ENABLED, &intf, &flags);
2607 if (res != 0) {
2608 wpa_printf(MSG_DEBUG, "NDIS: Could not query flags for the "
2609 "WZC interface: %d (0x%x)",
2610 (int) res, (int) res);
2611 wpa_printf(MSG_DEBUG, "NDIS: GetLastError: %u",
2612 (unsigned int) GetLastError());
2613 goto fail;
2614 }
2615
2616 wpa_printf(MSG_DEBUG, "NDIS: WZC interface flags 0x%x dwCtlFlags 0x%x",
2617 (int) flags, (int) intf.dwCtlFlags);
2618
2619 if (intf.dwCtlFlags == -1) {
2620 wpa_printf(MSG_DEBUG, "NDIS: Looks like wzcsapi has changed "
2621 "again - could not disable WZC");
2622 wpa_hexdump(MSG_MSGDUMP, "NDIS: intf",
2623 (u8 *) &intf, sizeof(intf));
2624 goto fail;
2625 }
2626
2627 if (enable) {
2628 if (!(intf.dwCtlFlags & INTFCTL_ENABLED)) {
2629 wpa_printf(MSG_DEBUG, "NDIS: Enabling WZC for this "
2630 "interface");
2631 intf.dwCtlFlags |= INTFCTL_ENABLED;
2632 res = wzc_set_interf(NULL, INTFCTL_ENABLED, &intf,
2633 &flags);
2634 if (res != 0) {
2635 wpa_printf(MSG_DEBUG, "NDIS: Failed to enable "
2636 "WZC: %d (0x%x)",
2637 (int) res, (int) res);
2638 wpa_printf(MSG_DEBUG, "NDIS: GetLastError: %u",
2639 (unsigned int) GetLastError());
2640 goto fail;
2641 }
2642 wpa_printf(MSG_DEBUG, "NDIS: Re-enabled WZC for this "
2643 "interface");
2644 drv->wzc_disabled = 0;
2645 }
2646 } else {
2647 if (intf.dwCtlFlags & INTFCTL_ENABLED) {
2648 wpa_printf(MSG_DEBUG, "NDIS: Disabling WZC for this "
2649 "interface");
2650 intf.dwCtlFlags &= ~INTFCTL_ENABLED;
2651 res = wzc_set_interf(NULL, INTFCTL_ENABLED, &intf,
2652 &flags);
2653 if (res != 0) {
2654 wpa_printf(MSG_DEBUG, "NDIS: Failed to "
2655 "disable WZC: %d (0x%x)",
2656 (int) res, (int) res);
2657 wpa_printf(MSG_DEBUG, "NDIS: GetLastError: %u",
2658 (unsigned int) GetLastError());
2659 goto fail;
2660 }
2661 wpa_printf(MSG_DEBUG, "NDIS: Disabled WZC temporarily "
2662 "for this interface");
2663 drv->wzc_disabled = 1;
2664 } else {
2665 wpa_printf(MSG_DEBUG, "NDIS: WZC was not enabled for "
2666 "this interface");
2667 }
2668 }
2669
2670 ret = 0;
2671
2672 fail:
2673 FreeLibrary(hm);
2674
2675 return ret;
2676 #endif /* _WIN32_WCE */
2677 }
2678
2679 #else /* CONFIG_NATIVE_WINDOWS || __CYGWIN__ */
2680
wpa_driver_ndis_set_wzc(struct wpa_driver_ndis_data * drv,int enable)2681 static int wpa_driver_ndis_set_wzc(struct wpa_driver_ndis_data *drv,
2682 int enable)
2683 {
2684 return 0;
2685 }
2686
2687 #endif /* CONFIG_NATIVE_WINDOWS || __CYGWIN__ */
2688
2689
2690 #ifdef CONFIG_USE_NDISUIO
2691 /*
2692 * l2_packet_ndis.c is sharing the same handle to NDISUIO, so we must be able
2693 * to export this handle. This is somewhat ugly, but there is no better
2694 * mechanism available to pass data from driver interface to l2_packet wrapper.
2695 */
2696 static HANDLE driver_ndis_ndisuio_handle = INVALID_HANDLE_VALUE;
2697
driver_ndis_get_ndisuio_handle(void)2698 HANDLE driver_ndis_get_ndisuio_handle(void)
2699 {
2700 return driver_ndis_ndisuio_handle;
2701 }
2702 #endif /* CONFIG_USE_NDISUIO */
2703
2704
wpa_driver_ndis_adapter_init(struct wpa_driver_ndis_data * drv)2705 static int wpa_driver_ndis_adapter_init(struct wpa_driver_ndis_data *drv)
2706 {
2707 #ifdef CONFIG_USE_NDISUIO
2708 #ifndef _WIN32_WCE
2709 #define NDISUIO_DEVICE_NAME TEXT("\\\\.\\\\Ndisuio")
2710 DWORD written;
2711 #endif /* _WIN32_WCE */
2712 drv->ndisuio = CreateFile(NDISUIO_DEVICE_NAME,
2713 GENERIC_READ | GENERIC_WRITE, 0, NULL,
2714 OPEN_EXISTING,
2715 FILE_ATTRIBUTE_NORMAL | FILE_FLAG_OVERLAPPED,
2716 INVALID_HANDLE_VALUE);
2717 if (drv->ndisuio == INVALID_HANDLE_VALUE) {
2718 wpa_printf(MSG_ERROR, "NDIS: Failed to open connection to "
2719 "NDISUIO: %d", (int) GetLastError());
2720 return -1;
2721 }
2722 driver_ndis_ndisuio_handle = drv->ndisuio;
2723
2724 #ifndef _WIN32_WCE
2725 if (!DeviceIoControl(drv->ndisuio, IOCTL_NDISUIO_BIND_WAIT, NULL, 0,
2726 NULL, 0, &written, NULL)) {
2727 wpa_printf(MSG_ERROR, "NDIS: IOCTL_NDISUIO_BIND_WAIT failed: "
2728 "%d", (int) GetLastError());
2729 CloseHandle(drv->ndisuio);
2730 drv->ndisuio = INVALID_HANDLE_VALUE;
2731 return -1;
2732 }
2733 #endif /* _WIN32_WCE */
2734
2735 return 0;
2736 #else /* CONFIG_USE_NDISUIO */
2737 return 0;
2738 #endif /* CONFIG_USE_NDISUIO */
2739 }
2740
2741
wpa_driver_ndis_adapter_open(struct wpa_driver_ndis_data * drv)2742 static int wpa_driver_ndis_adapter_open(struct wpa_driver_ndis_data *drv)
2743 {
2744 #ifdef CONFIG_USE_NDISUIO
2745 DWORD written;
2746 #define MAX_NDIS_DEVICE_NAME_LEN 256
2747 WCHAR ifname[MAX_NDIS_DEVICE_NAME_LEN];
2748 size_t len, i, pos;
2749 const char *prefix = "\\DEVICE\\";
2750
2751 #ifdef _WIN32_WCE
2752 pos = 0;
2753 #else /* _WIN32_WCE */
2754 pos = 8;
2755 #endif /* _WIN32_WCE */
2756 len = pos + os_strlen(drv->ifname);
2757 if (len >= MAX_NDIS_DEVICE_NAME_LEN)
2758 return -1;
2759 for (i = 0; i < pos; i++)
2760 ifname[i] = (WCHAR) prefix[i];
2761 for (i = pos; i < len; i++)
2762 ifname[i] = (WCHAR) drv->ifname[i - pos];
2763 ifname[i] = L'\0';
2764
2765 if (!DeviceIoControl(drv->ndisuio, IOCTL_NDISUIO_OPEN_DEVICE,
2766 ifname, len * sizeof(WCHAR), NULL, 0, &written,
2767 NULL)) {
2768 wpa_printf(MSG_ERROR, "NDIS: IOCTL_NDISUIO_OPEN_DEVICE "
2769 "failed: %d", (int) GetLastError());
2770 wpa_hexdump_ascii(MSG_DEBUG, "NDIS: ifname",
2771 (const u8 *) ifname, len * sizeof(WCHAR));
2772 CloseHandle(drv->ndisuio);
2773 drv->ndisuio = INVALID_HANDLE_VALUE;
2774 return -1;
2775 }
2776
2777 wpa_printf(MSG_DEBUG, "NDIS: Opened NDISUIO device successfully");
2778
2779 return 0;
2780 #else /* CONFIG_USE_NDISUIO */
2781 char ifname[128];
2782 os_snprintf(ifname, sizeof(ifname), "\\Device\\NPF_%s", drv->ifname);
2783 drv->adapter = PacketOpenAdapter(ifname);
2784 if (drv->adapter == NULL) {
2785 wpa_printf(MSG_DEBUG, "NDIS: PacketOpenAdapter failed for "
2786 "'%s'", ifname);
2787 return -1;
2788 }
2789 return 0;
2790 #endif /* CONFIG_USE_NDISUIO */
2791 }
2792
2793
wpa_driver_ndis_adapter_close(struct wpa_driver_ndis_data * drv)2794 static void wpa_driver_ndis_adapter_close(struct wpa_driver_ndis_data *drv)
2795 {
2796 #ifdef CONFIG_USE_NDISUIO
2797 driver_ndis_ndisuio_handle = INVALID_HANDLE_VALUE;
2798 if (drv->ndisuio != INVALID_HANDLE_VALUE)
2799 CloseHandle(drv->ndisuio);
2800 #else /* CONFIG_USE_NDISUIO */
2801 if (drv->adapter)
2802 PacketCloseAdapter(drv->adapter);
2803 #endif /* CONFIG_USE_NDISUIO */
2804 }
2805
2806
ndis_add_multicast(struct wpa_driver_ndis_data * drv)2807 static int ndis_add_multicast(struct wpa_driver_ndis_data *drv)
2808 {
2809 if (ndis_set_oid(drv, OID_802_3_MULTICAST_LIST,
2810 (const char *) pae_group_addr, ETH_ALEN) < 0) {
2811 wpa_printf(MSG_DEBUG, "NDIS: Failed to add PAE group address "
2812 "to the multicast list");
2813 return -1;
2814 }
2815
2816 return 0;
2817 }
2818
2819
wpa_driver_ndis_init(void * ctx,const char * ifname)2820 static void * wpa_driver_ndis_init(void *ctx, const char *ifname)
2821 {
2822 struct wpa_driver_ndis_data *drv;
2823 u32 mode;
2824
2825 drv = os_zalloc(sizeof(*drv));
2826 if (drv == NULL)
2827 return NULL;
2828 drv->ctx = ctx;
2829 /*
2830 * Compatibility code to strip possible prefix from the GUID. Previous
2831 * versions include \Device\NPF_ prefix for all names, but the internal
2832 * interface name is now only the GUI. Both Packet32 and NDISUIO
2833 * prefixes are supported.
2834 */
2835 if (os_strncmp(ifname, "\\Device\\NPF_", 12) == 0)
2836 ifname += 12;
2837 else if (os_strncmp(ifname, "\\DEVICE\\", 8) == 0)
2838 ifname += 8;
2839 os_strlcpy(drv->ifname, ifname, sizeof(drv->ifname));
2840
2841 if (wpa_driver_ndis_adapter_init(drv) < 0) {
2842 os_free(drv);
2843 return NULL;
2844 }
2845
2846 if (wpa_driver_ndis_get_names(drv) < 0) {
2847 wpa_driver_ndis_adapter_close(drv);
2848 os_free(drv);
2849 return NULL;
2850 }
2851
2852 wpa_driver_ndis_set_wzc(drv, 0);
2853
2854 if (wpa_driver_ndis_adapter_open(drv) < 0) {
2855 wpa_driver_ndis_adapter_close(drv);
2856 os_free(drv);
2857 return NULL;
2858 }
2859
2860 if (ndis_get_oid(drv, OID_802_3_CURRENT_ADDRESS,
2861 (char *) drv->own_addr, ETH_ALEN) < 0) {
2862 wpa_printf(MSG_DEBUG, "NDIS: Get OID_802_3_CURRENT_ADDRESS "
2863 "failed");
2864 wpa_driver_ndis_adapter_close(drv);
2865 os_free(drv);
2866 return NULL;
2867 }
2868 wpa_driver_ndis_get_capability(drv);
2869
2870 /* Make sure that the driver does not have any obsolete PMKID entries.
2871 */
2872 wpa_driver_ndis_flush_pmkid(drv);
2873
2874 /*
2875 * Disconnect to make sure that driver re-associates if it was
2876 * connected.
2877 */
2878 wpa_driver_ndis_disconnect(drv);
2879
2880 eloop_register_timeout(1, 0, wpa_driver_ndis_poll_timeout, drv, NULL);
2881
2882 #ifdef CONFIG_NDIS_EVENTS_INTEGRATED
2883 drv->events = ndis_events_init(&drv->events_pipe, &drv->event_avail,
2884 drv->ifname, drv->adapter_desc);
2885 if (drv->events == NULL) {
2886 wpa_driver_ndis_deinit(drv);
2887 return NULL;
2888 }
2889 eloop_register_event(drv->event_avail, sizeof(drv->event_avail),
2890 wpa_driver_ndis_event_pipe_cb, drv, NULL);
2891 #endif /* CONFIG_NDIS_EVENTS_INTEGRATED */
2892
2893 #ifdef _WIN32_WCE
2894 if (ndisuio_notification_init(drv) < 0) {
2895 wpa_driver_ndis_deinit(drv);
2896 return NULL;
2897 }
2898 #endif /* _WIN32_WCE */
2899
2900 /* Set mode here in case card was configured for ad-hoc mode
2901 * previously. */
2902 mode = Ndis802_11Infrastructure;
2903 if (ndis_set_oid(drv, OID_802_11_INFRASTRUCTURE_MODE,
2904 (char *) &mode, sizeof(mode)) < 0) {
2905 char buf[8];
2906 int res;
2907 wpa_printf(MSG_DEBUG, "NDIS: Failed to set "
2908 "OID_802_11_INFRASTRUCTURE_MODE (%d)",
2909 (int) mode);
2910 /* Try to continue anyway */
2911
2912 res = ndis_get_oid(drv, OID_DOT11_CURRENT_OPERATION_MODE, buf,
2913 sizeof(buf));
2914 if (res > 0) {
2915 wpa_printf(MSG_INFO, "NDIS: The driver seems to use "
2916 "Native 802.11 OIDs. These are not yet "
2917 "fully supported.");
2918 drv->native80211 = 1;
2919 } else if (!drv->has_capability || drv->capa.enc == 0) {
2920 /*
2921 * Note: This will also happen with NDIS 6 drivers with
2922 * Vista.
2923 */
2924 wpa_printf(MSG_DEBUG, "NDIS: Driver did not provide "
2925 "any wireless capabilities - assume it is "
2926 "a wired interface");
2927 drv->wired = 1;
2928 drv->capa.flags |= WPA_DRIVER_FLAGS_WIRED;
2929 drv->has_capability = 1;
2930 ndis_add_multicast(drv);
2931 }
2932 }
2933
2934 return drv;
2935 }
2936
2937
wpa_driver_ndis_deinit(void * priv)2938 static void wpa_driver_ndis_deinit(void *priv)
2939 {
2940 struct wpa_driver_ndis_data *drv = priv;
2941
2942 #ifdef CONFIG_NDIS_EVENTS_INTEGRATED
2943 if (drv->events) {
2944 eloop_unregister_event(drv->event_avail,
2945 sizeof(drv->event_avail));
2946 ndis_events_deinit(drv->events);
2947 }
2948 #endif /* CONFIG_NDIS_EVENTS_INTEGRATED */
2949
2950 #ifdef _WIN32_WCE
2951 ndisuio_notification_deinit(drv);
2952 #endif /* _WIN32_WCE */
2953
2954 eloop_cancel_timeout(wpa_driver_ndis_scan_timeout, drv, drv->ctx);
2955 eloop_cancel_timeout(wpa_driver_ndis_poll_timeout, drv, NULL);
2956 wpa_driver_ndis_flush_pmkid(drv);
2957 wpa_driver_ndis_disconnect(drv);
2958 if (wpa_driver_ndis_radio_off(drv) < 0) {
2959 wpa_printf(MSG_DEBUG, "NDIS: failed to disassociate and turn "
2960 "radio off");
2961 }
2962
2963 wpa_driver_ndis_adapter_close(drv);
2964
2965 if (drv->wzc_disabled)
2966 wpa_driver_ndis_set_wzc(drv, 1);
2967
2968 #ifdef _WIN32_WCE
2969 os_free(drv->adapter_name);
2970 #endif /* _WIN32_WCE */
2971 os_free(drv->adapter_desc);
2972 os_free(drv);
2973 }
2974
2975
2976 static struct wpa_interface_info *
wpa_driver_ndis_get_interfaces(void * global_priv)2977 wpa_driver_ndis_get_interfaces(void *global_priv)
2978 {
2979 struct wpa_interface_info *iface = NULL, *niface;
2980
2981 #ifdef CONFIG_USE_NDISUIO
2982 NDISUIO_QUERY_BINDING *b;
2983 size_t blen = sizeof(*b) + 1024;
2984 int i, error;
2985 DWORD written;
2986 char name[256], desc[256];
2987 WCHAR *pos;
2988 size_t j, len;
2989 HANDLE ndisuio;
2990
2991 ndisuio = CreateFile(NDISUIO_DEVICE_NAME,
2992 GENERIC_READ | GENERIC_WRITE, 0, NULL,
2993 OPEN_EXISTING,
2994 FILE_ATTRIBUTE_NORMAL | FILE_FLAG_OVERLAPPED,
2995 INVALID_HANDLE_VALUE);
2996 if (ndisuio == INVALID_HANDLE_VALUE) {
2997 wpa_printf(MSG_ERROR, "NDIS: Failed to open connection to "
2998 "NDISUIO: %d", (int) GetLastError());
2999 return NULL;
3000 }
3001
3002 #ifndef _WIN32_WCE
3003 if (!DeviceIoControl(ndisuio, IOCTL_NDISUIO_BIND_WAIT, NULL, 0,
3004 NULL, 0, &written, NULL)) {
3005 wpa_printf(MSG_ERROR, "NDIS: IOCTL_NDISUIO_BIND_WAIT failed: "
3006 "%d", (int) GetLastError());
3007 CloseHandle(ndisuio);
3008 return NULL;
3009 }
3010 #endif /* _WIN32_WCE */
3011
3012 b = os_malloc(blen);
3013 if (b == NULL) {
3014 CloseHandle(ndisuio);
3015 return NULL;
3016 }
3017
3018 for (i = 0; ; i++) {
3019 os_memset(b, 0, blen);
3020 b->BindingIndex = i;
3021 if (!DeviceIoControl(ndisuio, IOCTL_NDISUIO_QUERY_BINDING,
3022 b, sizeof(NDISUIO_QUERY_BINDING), b, blen,
3023 &written, NULL)) {
3024 error = (int) GetLastError();
3025 if (error == ERROR_NO_MORE_ITEMS)
3026 break;
3027 wpa_printf(MSG_DEBUG, "IOCTL_NDISUIO_QUERY_BINDING "
3028 "failed: %d", error);
3029 break;
3030 }
3031
3032 pos = (WCHAR *) ((char *) b + b->DeviceNameOffset);
3033 len = b->DeviceNameLength;
3034 if (len >= sizeof(name))
3035 len = sizeof(name) - 1;
3036 for (j = 0; j < len; j++)
3037 name[j] = (char) pos[j];
3038 name[len] = '\0';
3039
3040 pos = (WCHAR *) ((char *) b + b->DeviceDescrOffset);
3041 len = b->DeviceDescrLength;
3042 if (len >= sizeof(desc))
3043 len = sizeof(desc) - 1;
3044 for (j = 0; j < len; j++)
3045 desc[j] = (char) pos[j];
3046 desc[len] = '\0';
3047
3048 wpa_printf(MSG_DEBUG, "NDIS: %d - %s - %s", i, name, desc);
3049
3050 niface = os_zalloc(sizeof(*niface));
3051 if (niface == NULL)
3052 break;
3053 niface->drv_name = "ndis";
3054 if (os_strncmp(name, "\\DEVICE\\", 8) == 0)
3055 niface->ifname = os_strdup(name + 8);
3056 else
3057 niface->ifname = os_strdup(name);
3058 if (niface->ifname == NULL) {
3059 os_free(niface);
3060 break;
3061 }
3062 niface->desc = os_strdup(desc);
3063 niface->next = iface;
3064 iface = niface;
3065 }
3066
3067 os_free(b);
3068 CloseHandle(ndisuio);
3069 #else /* CONFIG_USE_NDISUIO */
3070 PTSTR _names;
3071 char *names, *pos, *pos2;
3072 ULONG len;
3073 BOOLEAN res;
3074 char *name[MAX_ADAPTERS];
3075 char *desc[MAX_ADAPTERS];
3076 int num_name, num_desc, i;
3077
3078 wpa_printf(MSG_DEBUG, "NDIS: Packet.dll version: %s",
3079 PacketGetVersion());
3080
3081 len = 8192;
3082 _names = os_zalloc(len);
3083 if (_names == NULL)
3084 return NULL;
3085
3086 res = PacketGetAdapterNames(_names, &len);
3087 if (!res && len > 8192) {
3088 os_free(_names);
3089 _names = os_zalloc(len);
3090 if (_names == NULL)
3091 return NULL;
3092 res = PacketGetAdapterNames(_names, &len);
3093 }
3094
3095 if (!res) {
3096 wpa_printf(MSG_ERROR, "NDIS: Failed to get adapter list "
3097 "(PacketGetAdapterNames)");
3098 os_free(_names);
3099 return NULL;
3100 }
3101
3102 names = (char *) _names;
3103 if (names[0] && names[1] == '\0' && names[2] && names[3] == '\0') {
3104 wpa_printf(MSG_DEBUG, "NDIS: Looks like adapter names are in "
3105 "UNICODE");
3106 /* Convert to ASCII */
3107 pos2 = pos = names;
3108 while (pos2 < names + len) {
3109 if (pos2[0] == '\0' && pos2[1] == '\0' &&
3110 pos2[2] == '\0' && pos2[3] == '\0') {
3111 pos2 += 4;
3112 break;
3113 }
3114 *pos++ = pos2[0];
3115 pos2 += 2;
3116 }
3117 os_memcpy(pos + 2, names, pos - names);
3118 pos += 2;
3119 } else
3120 pos = names;
3121
3122 num_name = 0;
3123 while (pos < names + len) {
3124 name[num_name] = pos;
3125 while (*pos && pos < names + len)
3126 pos++;
3127 if (pos + 1 >= names + len) {
3128 os_free(names);
3129 return NULL;
3130 }
3131 pos++;
3132 num_name++;
3133 if (num_name >= MAX_ADAPTERS) {
3134 wpa_printf(MSG_DEBUG, "NDIS: Too many adapters");
3135 os_free(names);
3136 return NULL;
3137 }
3138 if (*pos == '\0') {
3139 wpa_printf(MSG_DEBUG, "NDIS: %d adapter names found",
3140 num_name);
3141 pos++;
3142 break;
3143 }
3144 }
3145
3146 num_desc = 0;
3147 while (pos < names + len) {
3148 desc[num_desc] = pos;
3149 while (*pos && pos < names + len)
3150 pos++;
3151 if (pos + 1 >= names + len) {
3152 os_free(names);
3153 return NULL;
3154 }
3155 pos++;
3156 num_desc++;
3157 if (num_desc >= MAX_ADAPTERS) {
3158 wpa_printf(MSG_DEBUG, "NDIS: Too many adapter "
3159 "descriptions");
3160 os_free(names);
3161 return NULL;
3162 }
3163 if (*pos == '\0') {
3164 wpa_printf(MSG_DEBUG, "NDIS: %d adapter descriptions "
3165 "found", num_name);
3166 pos++;
3167 break;
3168 }
3169 }
3170
3171 /*
3172 * Windows 98 with Packet.dll 3.0 alpha3 does not include adapter
3173 * descriptions. Fill in dummy descriptors to work around this.
3174 */
3175 while (num_desc < num_name)
3176 desc[num_desc++] = "dummy description";
3177
3178 if (num_name != num_desc) {
3179 wpa_printf(MSG_DEBUG, "NDIS: mismatch in adapter name and "
3180 "description counts (%d != %d)",
3181 num_name, num_desc);
3182 os_free(names);
3183 return NULL;
3184 }
3185
3186 for (i = 0; i < num_name; i++) {
3187 niface = os_zalloc(sizeof(*niface));
3188 if (niface == NULL)
3189 break;
3190 niface->drv_name = "ndis";
3191 if (os_strncmp(name[i], "\\Device\\NPF_", 12) == 0)
3192 niface->ifname = os_strdup(name[i] + 12);
3193 else
3194 niface->ifname = os_strdup(name[i]);
3195 if (niface->ifname == NULL) {
3196 os_free(niface);
3197 break;
3198 }
3199 niface->desc = os_strdup(desc[i]);
3200 niface->next = iface;
3201 iface = niface;
3202 }
3203
3204 #endif /* CONFIG_USE_NDISUIO */
3205
3206 return iface;
3207 }
3208
3209
3210 static const char *ndis_drv_name = "ndis";
3211 static const char *ndis_drv_desc = "Windows NDIS driver";
3212
3213 struct wpa_driver_ops wpa_driver_ndis_ops;
3214
driver_ndis_init_ops(void)3215 void driver_ndis_init_ops(void)
3216 {
3217 os_memset(&wpa_driver_ndis_ops, 0, sizeof(wpa_driver_ndis_ops));
3218 wpa_driver_ndis_ops.name = ndis_drv_name;
3219 wpa_driver_ndis_ops.desc = ndis_drv_desc;
3220 wpa_driver_ndis_ops.get_bssid = wpa_driver_ndis_get_bssid;
3221 wpa_driver_ndis_ops.get_ssid = wpa_driver_ndis_get_ssid;
3222 wpa_driver_ndis_ops.set_key = wpa_driver_ndis_set_key;
3223 wpa_driver_ndis_ops.init = wpa_driver_ndis_init;
3224 wpa_driver_ndis_ops.deinit = wpa_driver_ndis_deinit;
3225 wpa_driver_ndis_ops.deauthenticate = wpa_driver_ndis_deauthenticate;
3226 wpa_driver_ndis_ops.disassociate = wpa_driver_ndis_disassociate;
3227 wpa_driver_ndis_ops.associate = wpa_driver_ndis_associate;
3228 wpa_driver_ndis_ops.add_pmkid = wpa_driver_ndis_add_pmkid;
3229 wpa_driver_ndis_ops.remove_pmkid = wpa_driver_ndis_remove_pmkid;
3230 wpa_driver_ndis_ops.flush_pmkid = wpa_driver_ndis_flush_pmkid;
3231 wpa_driver_ndis_ops.get_capa = wpa_driver_ndis_get_capa;
3232 wpa_driver_ndis_ops.poll = wpa_driver_ndis_poll;
3233 wpa_driver_ndis_ops.get_ifname = wpa_driver_ndis_get_ifname;
3234 wpa_driver_ndis_ops.get_mac_addr = wpa_driver_ndis_get_mac_addr;
3235 wpa_driver_ndis_ops.get_scan_results2 =
3236 wpa_driver_ndis_get_scan_results;
3237 wpa_driver_ndis_ops.get_interfaces = wpa_driver_ndis_get_interfaces;
3238 wpa_driver_ndis_ops.scan2 = wpa_driver_ndis_scan;
3239 }
3240