driver_ndis.c
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00001 /*
00002  * WPA Supplicant - Windows/NDIS driver interface
00003  * Copyright (c) 2004-2007, Jouni Malinen <j@w1.fi>
00004  *
00005  * This program is free software; you can redistribute it and/or modify
00006  * it under the terms of the GNU General Public License version 2 as
00007  * published by the Free Software Foundation.
00008  *
00009  * Alternatively, this software may be distributed under the terms of BSD
00010  * license.
00011  *
00012  * See README and COPYING for more details.
00013  */
00014 
00015 #ifdef __CYGWIN__
00016 /* Avoid some header file conflicts by not including standard headers for
00017  * cygwin builds when Packet32.h is included. */
00018 #include "build_config.h"
00019 int close(int fd);
00020 #else /* __CYGWIN__ */
00021 #include "includes.h"
00022 #endif /* __CYGWIN__ */
00023 #ifdef CONFIG_USE_NDISUIO
00024 #include <winsock2.h>
00025 #else /* CONFIG_USE_NDISUIO */
00026 #include <Packet32.h>
00027 #endif /* CONFIG_USE_NDISUIO */
00028 #ifdef __MINGW32_VERSION
00029 #include <ddk/ntddndis.h>
00030 #else /* __MINGW32_VERSION */
00031 #include <ntddndis.h>
00032 #endif /* __MINGW32_VERSION */
00033 
00034 #ifdef _WIN32_WCE
00035 #include <winioctl.h>
00036 #include <nuiouser.h>
00037 #include <devload.h>
00038 #endif /* _WIN32_WCE */
00039 
00040 #include "common.h"
00041 #include "driver.h"
00042 #include "eloop.h"
00043 #include "common/ieee802_11_defs.h"
00044 #include "driver_ndis.h"
00045 
00046 int wpa_driver_register_event_cb(struct wpa_driver_ndis_data *drv);
00047 #ifdef CONFIG_NDIS_EVENTS_INTEGRATED
00048 void wpa_driver_ndis_event_pipe_cb(void *eloop_data, void *user_data);
00049 #endif /* CONFIG_NDIS_EVENTS_INTEGRATED */
00050 
00051 static void wpa_driver_ndis_deinit(void *priv);
00052 static void wpa_driver_ndis_poll(void *drv);
00053 static void wpa_driver_ndis_poll_timeout(void *eloop_ctx, void *timeout_ctx);
00054 static int wpa_driver_ndis_adapter_init(struct wpa_driver_ndis_data *drv);
00055 static int wpa_driver_ndis_adapter_open(struct wpa_driver_ndis_data *drv);
00056 static void wpa_driver_ndis_adapter_close(struct wpa_driver_ndis_data *drv);
00057 
00058 
00059 static const u8 pae_group_addr[ETH_ALEN] =
00060 { 0x01, 0x80, 0xc2, 0x00, 0x00, 0x03 };
00061 
00062 
00063 /* FIX: to be removed once this can be compiled with the complete NDIS
00064  * header files */
00065 #ifndef OID_802_11_BSSID
00066 #define OID_802_11_BSSID                        0x0d010101
00067 #define OID_802_11_SSID                         0x0d010102
00068 #define OID_802_11_INFRASTRUCTURE_MODE          0x0d010108
00069 #define OID_802_11_ADD_WEP                      0x0D010113
00070 #define OID_802_11_REMOVE_WEP                   0x0D010114
00071 #define OID_802_11_DISASSOCIATE                 0x0D010115
00072 #define OID_802_11_BSSID_LIST                   0x0d010217
00073 #define OID_802_11_AUTHENTICATION_MODE          0x0d010118
00074 #define OID_802_11_PRIVACY_FILTER               0x0d010119
00075 #define OID_802_11_BSSID_LIST_SCAN              0x0d01011A
00076 #define OID_802_11_WEP_STATUS                   0x0d01011B
00077 #define OID_802_11_ENCRYPTION_STATUS OID_802_11_WEP_STATUS
00078 #define OID_802_11_ADD_KEY                      0x0d01011D
00079 #define OID_802_11_REMOVE_KEY                   0x0d01011E
00080 #define OID_802_11_ASSOCIATION_INFORMATION      0x0d01011F
00081 #define OID_802_11_TEST                         0x0d010120
00082 #define OID_802_11_CAPABILITY                   0x0d010122
00083 #define OID_802_11_PMKID                        0x0d010123
00084 
00085 #define NDIS_802_11_LENGTH_SSID 32
00086 #define NDIS_802_11_LENGTH_RATES 8
00087 #define NDIS_802_11_LENGTH_RATES_EX 16
00088 
00089 typedef UCHAR NDIS_802_11_MAC_ADDRESS[6];
00090 
00091 typedef struct NDIS_802_11_SSID {
00092         ULONG SsidLength;
00093         UCHAR Ssid[NDIS_802_11_LENGTH_SSID];
00094 } NDIS_802_11_SSID;
00095 
00096 typedef LONG NDIS_802_11_RSSI;
00097 
00098 typedef enum NDIS_802_11_NETWORK_TYPE {
00099         Ndis802_11FH,
00100         Ndis802_11DS,
00101         Ndis802_11OFDM5,
00102         Ndis802_11OFDM24,
00103         Ndis802_11NetworkTypeMax
00104 } NDIS_802_11_NETWORK_TYPE;
00105 
00106 typedef struct NDIS_802_11_CONFIGURATION_FH {
00107         ULONG Length;
00108         ULONG HopPattern;
00109         ULONG HopSet;
00110         ULONG DwellTime;
00111 } NDIS_802_11_CONFIGURATION_FH;
00112 
00113 typedef struct NDIS_802_11_CONFIGURATION {
00114         ULONG Length;
00115         ULONG BeaconPeriod;
00116         ULONG ATIMWindow;
00117         ULONG DSConfig;
00118         NDIS_802_11_CONFIGURATION_FH FHConfig;
00119 } NDIS_802_11_CONFIGURATION;
00120 
00121 typedef enum NDIS_802_11_NETWORK_INFRASTRUCTURE {
00122         Ndis802_11IBSS,
00123         Ndis802_11Infrastructure,
00124         Ndis802_11AutoUnknown,
00125         Ndis802_11InfrastructureMax
00126 } NDIS_802_11_NETWORK_INFRASTRUCTURE;
00127 
00128 typedef enum NDIS_802_11_AUTHENTICATION_MODE {
00129         Ndis802_11AuthModeOpen,
00130         Ndis802_11AuthModeShared,
00131         Ndis802_11AuthModeAutoSwitch,
00132         Ndis802_11AuthModeWPA,
00133         Ndis802_11AuthModeWPAPSK,
00134         Ndis802_11AuthModeWPANone,
00135         Ndis802_11AuthModeWPA2,
00136         Ndis802_11AuthModeWPA2PSK,
00137         Ndis802_11AuthModeMax
00138 } NDIS_802_11_AUTHENTICATION_MODE;
00139 
00140 typedef enum NDIS_802_11_WEP_STATUS {
00141         Ndis802_11WEPEnabled,
00142         Ndis802_11Encryption1Enabled = Ndis802_11WEPEnabled,
00143         Ndis802_11WEPDisabled,
00144         Ndis802_11EncryptionDisabled = Ndis802_11WEPDisabled,
00145         Ndis802_11WEPKeyAbsent,
00146         Ndis802_11Encryption1KeyAbsent = Ndis802_11WEPKeyAbsent,
00147         Ndis802_11WEPNotSupported,
00148         Ndis802_11EncryptionNotSupported = Ndis802_11WEPNotSupported,
00149         Ndis802_11Encryption2Enabled,
00150         Ndis802_11Encryption2KeyAbsent,
00151         Ndis802_11Encryption3Enabled,
00152         Ndis802_11Encryption3KeyAbsent
00153 } NDIS_802_11_WEP_STATUS, NDIS_802_11_ENCRYPTION_STATUS;
00154 
00155 typedef enum NDIS_802_11_PRIVACY_FILTER {
00156         Ndis802_11PrivFilterAcceptAll,
00157         Ndis802_11PrivFilter8021xWEP
00158 } NDIS_802_11_PRIVACY_FILTER;
00159 
00160 typedef UCHAR NDIS_802_11_RATES[NDIS_802_11_LENGTH_RATES];
00161 typedef UCHAR NDIS_802_11_RATES_EX[NDIS_802_11_LENGTH_RATES_EX];
00162 
00163 typedef struct NDIS_WLAN_BSSID_EX {
00164         ULONG Length;
00165         NDIS_802_11_MAC_ADDRESS MacAddress; /* BSSID */
00166         UCHAR Reserved[2];
00167         NDIS_802_11_SSID Ssid;
00168         ULONG Privacy;
00169         NDIS_802_11_RSSI Rssi;
00170         NDIS_802_11_NETWORK_TYPE NetworkTypeInUse;
00171         NDIS_802_11_CONFIGURATION Configuration;
00172         NDIS_802_11_NETWORK_INFRASTRUCTURE InfrastructureMode;
00173         NDIS_802_11_RATES_EX SupportedRates;
00174         ULONG IELength;
00175         UCHAR IEs[1];
00176 } NDIS_WLAN_BSSID_EX;
00177 
00178 typedef struct NDIS_802_11_BSSID_LIST_EX {
00179         ULONG NumberOfItems;
00180         NDIS_WLAN_BSSID_EX Bssid[1];
00181 } NDIS_802_11_BSSID_LIST_EX;
00182 
00183 typedef struct NDIS_802_11_FIXED_IEs {
00184         UCHAR Timestamp[8];
00185         USHORT BeaconInterval;
00186         USHORT Capabilities;
00187 } NDIS_802_11_FIXED_IEs;
00188 
00189 typedef struct NDIS_802_11_WEP {
00190         ULONG Length;
00191         ULONG KeyIndex;
00192         ULONG KeyLength;
00193         UCHAR KeyMaterial[1];
00194 } NDIS_802_11_WEP;
00195 
00196 typedef ULONG NDIS_802_11_KEY_INDEX;
00197 typedef ULONGLONG NDIS_802_11_KEY_RSC;
00198 
00199 typedef struct NDIS_802_11_KEY {
00200         ULONG Length;
00201         ULONG KeyIndex;
00202         ULONG KeyLength;
00203         NDIS_802_11_MAC_ADDRESS BSSID;
00204         NDIS_802_11_KEY_RSC KeyRSC;
00205         UCHAR KeyMaterial[1];
00206 } NDIS_802_11_KEY;
00207 
00208 typedef struct NDIS_802_11_REMOVE_KEY {
00209         ULONG Length;
00210         ULONG KeyIndex;
00211         NDIS_802_11_MAC_ADDRESS BSSID;
00212 } NDIS_802_11_REMOVE_KEY;
00213 
00214 typedef struct NDIS_802_11_AI_REQFI {
00215         USHORT Capabilities;
00216         USHORT ListenInterval;
00217         NDIS_802_11_MAC_ADDRESS CurrentAPAddress;
00218 } NDIS_802_11_AI_REQFI;
00219 
00220 typedef struct NDIS_802_11_AI_RESFI {
00221         USHORT Capabilities;
00222         USHORT StatusCode;
00223         USHORT AssociationId;
00224 } NDIS_802_11_AI_RESFI;
00225 
00226 typedef struct NDIS_802_11_ASSOCIATION_INFORMATION {
00227         ULONG Length;
00228         USHORT AvailableRequestFixedIEs;
00229         NDIS_802_11_AI_REQFI RequestFixedIEs;
00230         ULONG RequestIELength;
00231         ULONG OffsetRequestIEs;
00232         USHORT AvailableResponseFixedIEs;
00233         NDIS_802_11_AI_RESFI ResponseFixedIEs;
00234         ULONG ResponseIELength;
00235         ULONG OffsetResponseIEs;
00236 } NDIS_802_11_ASSOCIATION_INFORMATION;
00237 
00238 typedef struct NDIS_802_11_AUTHENTICATION_ENCRYPTION {
00239         NDIS_802_11_AUTHENTICATION_MODE AuthModeSupported;
00240         NDIS_802_11_ENCRYPTION_STATUS EncryptStatusSupported;
00241 } NDIS_802_11_AUTHENTICATION_ENCRYPTION;
00242 
00243 typedef struct NDIS_802_11_CAPABILITY {
00244         ULONG Length;
00245         ULONG Version;
00246         ULONG NoOfPMKIDs;
00247         ULONG NoOfAuthEncryptPairsSupported;
00248         NDIS_802_11_AUTHENTICATION_ENCRYPTION
00249                 AuthenticationEncryptionSupported[1];
00250 } NDIS_802_11_CAPABILITY;
00251 
00252 typedef UCHAR NDIS_802_11_PMKID_VALUE[16];
00253 
00254 typedef struct BSSID_INFO {
00255         NDIS_802_11_MAC_ADDRESS BSSID;
00256         NDIS_802_11_PMKID_VALUE PMKID;
00257 } BSSID_INFO;
00258 
00259 typedef struct NDIS_802_11_PMKID {
00260         ULONG Length;
00261         ULONG BSSIDInfoCount;
00262         BSSID_INFO BSSIDInfo[1];
00263 } NDIS_802_11_PMKID;
00264 
00265 typedef enum NDIS_802_11_STATUS_TYPE {
00266         Ndis802_11StatusType_Authentication,
00267         Ndis802_11StatusType_PMKID_CandidateList = 2,
00268         Ndis802_11StatusTypeMax
00269 } NDIS_802_11_STATUS_TYPE;
00270 
00271 typedef struct NDIS_802_11_STATUS_INDICATION {
00272         NDIS_802_11_STATUS_TYPE StatusType;
00273 } NDIS_802_11_STATUS_INDICATION;
00274 
00275 typedef struct PMKID_CANDIDATE {
00276         NDIS_802_11_MAC_ADDRESS BSSID;
00277         ULONG Flags;
00278 } PMKID_CANDIDATE;
00279 
00280 #define NDIS_802_11_PMKID_CANDIDATE_PREAUTH_ENABLED 0x01
00281 
00282 typedef struct NDIS_802_11_PMKID_CANDIDATE_LIST {
00283         ULONG Version;
00284         ULONG NumCandidates;
00285         PMKID_CANDIDATE CandidateList[1];
00286 } NDIS_802_11_PMKID_CANDIDATE_LIST;
00287 
00288 typedef struct NDIS_802_11_AUTHENTICATION_REQUEST {
00289         ULONG Length;
00290         NDIS_802_11_MAC_ADDRESS Bssid;
00291         ULONG Flags;
00292 } NDIS_802_11_AUTHENTICATION_REQUEST;
00293 
00294 #define NDIS_802_11_AUTH_REQUEST_REAUTH                 0x01
00295 #define NDIS_802_11_AUTH_REQUEST_KEYUPDATE              0x02
00296 #define NDIS_802_11_AUTH_REQUEST_PAIRWISE_ERROR         0x06
00297 #define NDIS_802_11_AUTH_REQUEST_GROUP_ERROR            0x0E
00298 
00299 #endif /* OID_802_11_BSSID */
00300 
00301 
00302 #ifndef OID_802_11_PMKID
00303 /* Platform SDK for XP did not include WPA2, so add needed definitions */
00304 
00305 #define OID_802_11_CAPABILITY                   0x0d010122
00306 #define OID_802_11_PMKID                        0x0d010123
00307 
00308 #define Ndis802_11AuthModeWPA2 6
00309 #define Ndis802_11AuthModeWPA2PSK 7
00310 
00311 #define Ndis802_11StatusType_PMKID_CandidateList 2
00312 
00313 typedef struct NDIS_802_11_AUTHENTICATION_ENCRYPTION {
00314         NDIS_802_11_AUTHENTICATION_MODE AuthModeSupported;
00315         NDIS_802_11_ENCRYPTION_STATUS EncryptStatusSupported;
00316 } NDIS_802_11_AUTHENTICATION_ENCRYPTION;
00317 
00318 typedef struct NDIS_802_11_CAPABILITY {
00319         ULONG Length;
00320         ULONG Version;
00321         ULONG NoOfPMKIDs;
00322         ULONG NoOfAuthEncryptPairsSupported;
00323         NDIS_802_11_AUTHENTICATION_ENCRYPTION
00324                 AuthenticationEncryptionSupported[1];
00325 } NDIS_802_11_CAPABILITY;
00326 
00327 typedef UCHAR NDIS_802_11_PMKID_VALUE[16];
00328 
00329 typedef struct BSSID_INFO {
00330         NDIS_802_11_MAC_ADDRESS BSSID;
00331         NDIS_802_11_PMKID_VALUE PMKID;
00332 } BSSID_INFO;
00333 
00334 typedef struct NDIS_802_11_PMKID {
00335         ULONG Length;
00336         ULONG BSSIDInfoCount;
00337         BSSID_INFO BSSIDInfo[1];
00338 } NDIS_802_11_PMKID;
00339 
00340 typedef struct PMKID_CANDIDATE {
00341         NDIS_802_11_MAC_ADDRESS BSSID;
00342         ULONG Flags;
00343 } PMKID_CANDIDATE;
00344 
00345 #define NDIS_802_11_PMKID_CANDIDATE_PREAUTH_ENABLED 0x01
00346 
00347 typedef struct NDIS_802_11_PMKID_CANDIDATE_LIST {
00348         ULONG Version;
00349         ULONG NumCandidates;
00350         PMKID_CANDIDATE CandidateList[1];
00351 } NDIS_802_11_PMKID_CANDIDATE_LIST;
00352 
00353 #endif /* OID_802_11_CAPABILITY */
00354 
00355 
00356 #ifndef OID_DOT11_CURRENT_OPERATION_MODE
00357 /* Native 802.11 OIDs */
00358 #define OID_DOT11_NDIS_START 0x0D010300
00359 #define OID_DOT11_CURRENT_OPERATION_MODE (OID_DOT11_NDIS_START + 8)
00360 #define OID_DOT11_SCAN_REQUEST (OID_DOT11_NDIS_START + 11)
00361 
00362 typedef enum _DOT11_BSS_TYPE {
00363         dot11_BSS_type_infrastructure = 1,
00364         dot11_BSS_type_independent = 2,
00365         dot11_BSS_type_any = 3
00366 } DOT11_BSS_TYPE, * PDOT11_BSS_TYPE;
00367 
00368 typedef UCHAR DOT11_MAC_ADDRESS[6];
00369 typedef DOT11_MAC_ADDRESS * PDOT11_MAC_ADDRESS;
00370 
00371 typedef enum _DOT11_SCAN_TYPE {
00372         dot11_scan_type_active = 1,
00373         dot11_scan_type_passive = 2,
00374         dot11_scan_type_auto = 3,
00375         dot11_scan_type_forced = 0x80000000
00376 } DOT11_SCAN_TYPE, * PDOT11_SCAN_TYPE;
00377 
00378 typedef struct _DOT11_SCAN_REQUEST_V2 {
00379         DOT11_BSS_TYPE dot11BSSType;
00380         DOT11_MAC_ADDRESS dot11BSSID;
00381         DOT11_SCAN_TYPE dot11ScanType;
00382         BOOLEAN bRestrictedScan;
00383         ULONG udot11SSIDsOffset;
00384         ULONG uNumOfdot11SSIDs;
00385         BOOLEAN bUseRequestIE;
00386         ULONG uRequestIDsOffset;
00387         ULONG uNumOfRequestIDs;
00388         ULONG uPhyTypeInfosOffset;
00389         ULONG uNumOfPhyTypeInfos;
00390         ULONG uIEsOffset;
00391         ULONG uIEsLength;
00392         UCHAR ucBuffer[1];
00393 } DOT11_SCAN_REQUEST_V2, * PDOT11_SCAN_REQUEST_V2;
00394 
00395 #endif /* OID_DOT11_CURRENT_OPERATION_MODE */
00396 
00397 #ifdef CONFIG_USE_NDISUIO
00398 #ifndef _WIN32_WCE
00399 #ifdef __MINGW32_VERSION
00400 typedef ULONG NDIS_OID;
00401 #endif /* __MINGW32_VERSION */
00402 /* from nuiouser.h */
00403 #define FSCTL_NDISUIO_BASE      FILE_DEVICE_NETWORK
00404 
00405 #define _NDISUIO_CTL_CODE(_Function, _Method, _Access) \
00406         CTL_CODE(FSCTL_NDISUIO_BASE, _Function, _Method, _Access)
00407 
00408 #define IOCTL_NDISUIO_OPEN_DEVICE \
00409         _NDISUIO_CTL_CODE(0x200, METHOD_BUFFERED, \
00410                           FILE_READ_ACCESS | FILE_WRITE_ACCESS)
00411 
00412 #define IOCTL_NDISUIO_QUERY_OID_VALUE \
00413         _NDISUIO_CTL_CODE(0x201, METHOD_BUFFERED, \
00414                           FILE_READ_ACCESS | FILE_WRITE_ACCESS)
00415 
00416 #define IOCTL_NDISUIO_SET_OID_VALUE \
00417         _NDISUIO_CTL_CODE(0x205, METHOD_BUFFERED, \
00418                           FILE_READ_ACCESS | FILE_WRITE_ACCESS)
00419 
00420 #define IOCTL_NDISUIO_SET_ETHER_TYPE \
00421         _NDISUIO_CTL_CODE(0x202, METHOD_BUFFERED, \
00422                           FILE_READ_ACCESS | FILE_WRITE_ACCESS)
00423 
00424 #define IOCTL_NDISUIO_QUERY_BINDING \
00425         _NDISUIO_CTL_CODE(0x203, METHOD_BUFFERED, \
00426                           FILE_READ_ACCESS | FILE_WRITE_ACCESS)
00427 
00428 #define IOCTL_NDISUIO_BIND_WAIT \
00429         _NDISUIO_CTL_CODE(0x204, METHOD_BUFFERED, \
00430                           FILE_READ_ACCESS | FILE_WRITE_ACCESS)
00431 
00432 typedef struct _NDISUIO_QUERY_OID
00433 {
00434     NDIS_OID Oid;
00435     UCHAR Data[sizeof(ULONG)];
00436 } NDISUIO_QUERY_OID, *PNDISUIO_QUERY_OID;
00437 
00438 typedef struct _NDISUIO_SET_OID
00439 {
00440     NDIS_OID Oid;
00441     UCHAR Data[sizeof(ULONG)];
00442 } NDISUIO_SET_OID, *PNDISUIO_SET_OID;
00443 
00444 typedef struct _NDISUIO_QUERY_BINDING
00445 {
00446         ULONG BindingIndex;
00447         ULONG DeviceNameOffset;
00448         ULONG DeviceNameLength;
00449         ULONG DeviceDescrOffset;
00450         ULONG DeviceDescrLength;
00451 } NDISUIO_QUERY_BINDING, *PNDISUIO_QUERY_BINDING;
00452 #endif /* _WIN32_WCE */
00453 #endif /* CONFIG_USE_NDISUIO */
00454 
00455 
00456 static int ndis_get_oid(struct wpa_driver_ndis_data *drv, unsigned int oid,
00457                         char *data, size_t len)
00458 {
00459 #ifdef CONFIG_USE_NDISUIO
00460         NDISUIO_QUERY_OID *o;
00461         size_t buflen = sizeof(*o) + len;
00462         DWORD written;
00463         int ret;
00464         size_t hdrlen;
00465 
00466         o = os_zalloc(buflen);
00467         if (o == NULL)
00468                 return -1;
00469         o->Oid = oid;
00470 #ifdef _WIN32_WCE
00471         o->ptcDeviceName = drv->adapter_name;
00472 #endif /* _WIN32_WCE */
00473         if (!DeviceIoControl(drv->ndisuio, IOCTL_NDISUIO_QUERY_OID_VALUE,
00474                              o, sizeof(NDISUIO_QUERY_OID), o, buflen, &written,
00475                              NULL)) {
00476                 wpa_printf(MSG_DEBUG, "NDIS: IOCTL_NDISUIO_QUERY_OID_VALUE "
00477                            "failed (oid=%08x): %d", oid, (int) GetLastError());
00478                 os_free(o);
00479                 return -1;
00480         }
00481         hdrlen = sizeof(NDISUIO_QUERY_OID) - sizeof(o->Data);
00482         if (written < hdrlen) {
00483                 wpa_printf(MSG_DEBUG, "NDIS: query oid=%08x written (%d); "
00484                            "too short", oid, (unsigned int) written);
00485                 os_free(o);
00486                 return -1;
00487         }
00488         written -= hdrlen;
00489         if (written > len) {
00490                 wpa_printf(MSG_DEBUG, "NDIS: query oid=%08x written (%d) > "
00491                            "len (%d)",oid, (unsigned int) written, len);
00492                 os_free(o);
00493                 return -1;
00494         }
00495         os_memcpy(data, o->Data, written);
00496         ret = written;
00497         os_free(o);
00498         return ret;
00499 #else /* CONFIG_USE_NDISUIO */
00500         char *buf;
00501         PACKET_OID_DATA *o;
00502         int ret;
00503 
00504         buf = os_zalloc(sizeof(*o) + len);
00505         if (buf == NULL)
00506                 return -1;
00507         o = (PACKET_OID_DATA *) buf;
00508         o->Oid = oid;
00509         o->Length = len;
00510 
00511         if (!PacketRequest(drv->adapter, FALSE, o)) {
00512                 wpa_printf(MSG_DEBUG, "%s: oid=0x%x len (%d) failed",
00513                            __func__, oid, len);
00514                 os_free(buf);
00515                 return -1;
00516         }
00517         if (o->Length > len) {
00518                 wpa_printf(MSG_DEBUG, "%s: oid=0x%x Length (%d) > len (%d)",
00519                            __func__, oid, (unsigned int) o->Length, len);
00520                 os_free(buf);
00521                 return -1;
00522         }
00523         os_memcpy(data, o->Data, o->Length);
00524         ret = o->Length;
00525         os_free(buf);
00526         return ret;
00527 #endif /* CONFIG_USE_NDISUIO */
00528 }
00529 
00530 
00531 static int ndis_set_oid(struct wpa_driver_ndis_data *drv, unsigned int oid,
00532                         const char *data, size_t len)
00533 {
00534 #ifdef CONFIG_USE_NDISUIO
00535         NDISUIO_SET_OID *o;
00536         size_t buflen, reallen;
00537         DWORD written;
00538         char txt[50];
00539 
00540         os_snprintf(txt, sizeof(txt), "NDIS: Set OID %08x", oid);
00541         wpa_hexdump_key(MSG_MSGDUMP, txt, (const u8 *) data, len);
00542 
00543         buflen = sizeof(*o) + len;
00544         reallen = buflen - sizeof(o->Data);
00545         o = os_zalloc(buflen);
00546         if (o == NULL)
00547                 return -1;
00548         o->Oid = oid;
00549 #ifdef _WIN32_WCE
00550         o->ptcDeviceName = drv->adapter_name;
00551 #endif /* _WIN32_WCE */
00552         if (data)
00553                 os_memcpy(o->Data, data, len);
00554         if (!DeviceIoControl(drv->ndisuio, IOCTL_NDISUIO_SET_OID_VALUE,
00555                              o, reallen, NULL, 0, &written, NULL)) {
00556                 wpa_printf(MSG_DEBUG, "NDIS: IOCTL_NDISUIO_SET_OID_VALUE "
00557                            "(oid=%08x) failed: %d", oid, (int) GetLastError());
00558                 os_free(o);
00559                 return -1;
00560         }
00561         os_free(o);
00562         return 0;
00563 #else /* CONFIG_USE_NDISUIO */
00564         char *buf;
00565         PACKET_OID_DATA *o;
00566         char txt[50];
00567 
00568         os_snprintf(txt, sizeof(txt), "NDIS: Set OID %08x", oid);
00569         wpa_hexdump_key(MSG_MSGDUMP, txt, (const u8 *) data, len);
00570 
00571         buf = os_zalloc(sizeof(*o) + len);
00572         if (buf == NULL)
00573                 return -1;
00574         o = (PACKET_OID_DATA *) buf;
00575         o->Oid = oid;
00576         o->Length = len;
00577         if (data)
00578                 os_memcpy(o->Data, data, len);
00579 
00580         if (!PacketRequest(drv->adapter, TRUE, o)) {
00581                 wpa_printf(MSG_DEBUG, "%s: oid=0x%x len (%d) failed",
00582                            __func__, oid, len);
00583                 os_free(buf);
00584                 return -1;
00585         }
00586         os_free(buf);
00587         return 0;
00588 #endif /* CONFIG_USE_NDISUIO */
00589 }
00590 
00591 
00592 static int ndis_set_auth_mode(struct wpa_driver_ndis_data *drv, int mode)
00593 {
00594         u32 auth_mode = mode;
00595         if (ndis_set_oid(drv, OID_802_11_AUTHENTICATION_MODE,
00596                          (char *) &auth_mode, sizeof(auth_mode)) < 0) {
00597                 wpa_printf(MSG_DEBUG, "NDIS: Failed to set "
00598                            "OID_802_11_AUTHENTICATION_MODE (%d)",
00599                            (int) auth_mode);
00600                 return -1;
00601         }
00602         return 0;
00603 }
00604 
00605 
00606 static int ndis_get_auth_mode(struct wpa_driver_ndis_data *drv)
00607 {
00608         u32 auth_mode;
00609         int res;
00610         res = ndis_get_oid(drv, OID_802_11_AUTHENTICATION_MODE,
00611                            (char *) &auth_mode, sizeof(auth_mode));
00612         if (res != sizeof(auth_mode)) {
00613                 wpa_printf(MSG_DEBUG, "NDIS: Failed to get "
00614                            "OID_802_11_AUTHENTICATION_MODE");
00615                 return -1;
00616         }
00617         return auth_mode;
00618 }
00619 
00620 
00621 static int ndis_set_encr_status(struct wpa_driver_ndis_data *drv, int encr)
00622 {
00623         u32 encr_status = encr;
00624         if (ndis_set_oid(drv, OID_802_11_ENCRYPTION_STATUS,
00625                          (char *) &encr_status, sizeof(encr_status)) < 0) {
00626                 wpa_printf(MSG_DEBUG, "NDIS: Failed to set "
00627                            "OID_802_11_ENCRYPTION_STATUS (%d)", encr);
00628                 return -1;
00629         }
00630         return 0;
00631 }
00632 
00633 
00634 static int ndis_get_encr_status(struct wpa_driver_ndis_data *drv)
00635 {
00636         u32 encr;
00637         int res;
00638         res = ndis_get_oid(drv, OID_802_11_ENCRYPTION_STATUS,
00639                            (char *) &encr, sizeof(encr));
00640         if (res != sizeof(encr)) {
00641                 wpa_printf(MSG_DEBUG, "NDIS: Failed to get "
00642                            "OID_802_11_ENCRYPTION_STATUS");
00643                 return -1;
00644         }
00645         return encr;
00646 }
00647 
00648 
00649 static int wpa_driver_ndis_get_bssid(void *priv, u8 *bssid)
00650 {
00651         struct wpa_driver_ndis_data *drv = priv;
00652 
00653         if (drv->wired) {
00654                 /*
00655                  * Report PAE group address as the "BSSID" for wired
00656                  * connection.
00657                  */
00658                 os_memcpy(bssid, pae_group_addr, ETH_ALEN);
00659                 return 0;
00660         }
00661 
00662         return ndis_get_oid(drv, OID_802_11_BSSID, (char *) bssid, ETH_ALEN) <
00663                 0 ? -1 : 0;
00664 }
00665 
00666 
00667 static int wpa_driver_ndis_get_ssid(void *priv, u8 *ssid)
00668 {
00669         struct wpa_driver_ndis_data *drv = priv;
00670         NDIS_802_11_SSID buf;
00671         int res;
00672 
00673         res = ndis_get_oid(drv, OID_802_11_SSID, (char *) &buf, sizeof(buf));
00674         if (res < 4) {
00675                 wpa_printf(MSG_DEBUG, "NDIS: Failed to get SSID");
00676                 if (drv->wired) {
00677                         wpa_printf(MSG_DEBUG, "NDIS: Allow get_ssid failure "
00678                                    "with a wired interface");
00679                         return 0;
00680                 }
00681                 return -1;
00682         }
00683         os_memcpy(ssid, buf.Ssid, buf.SsidLength);
00684         return buf.SsidLength;
00685 }
00686 
00687 
00688 static int wpa_driver_ndis_set_ssid(struct wpa_driver_ndis_data *drv,
00689                                     const u8 *ssid, size_t ssid_len)
00690 {
00691         NDIS_802_11_SSID buf;
00692 
00693         os_memset(&buf, 0, sizeof(buf));
00694         buf.SsidLength = ssid_len;
00695         os_memcpy(buf.Ssid, ssid, ssid_len);
00696         /*
00697          * Make sure radio is marked enabled here so that scan request will not
00698          * force SSID to be changed to a random one in order to enable radio at
00699          * that point.
00700          */
00701         drv->radio_enabled = 1;
00702         return ndis_set_oid(drv, OID_802_11_SSID, (char *) &buf, sizeof(buf));
00703 }
00704 
00705 
00706 /* Disconnect using OID_802_11_DISASSOCIATE. This will also turn the radio off.
00707  */
00708 static int wpa_driver_ndis_radio_off(struct wpa_driver_ndis_data *drv)
00709 {
00710         drv->radio_enabled = 0;
00711         return ndis_set_oid(drv, OID_802_11_DISASSOCIATE, "    ", 4);
00712 }
00713 
00714 
00715 /* Disconnect by setting SSID to random (i.e., likely not used). */
00716 static int wpa_driver_ndis_disconnect(struct wpa_driver_ndis_data *drv)
00717 {
00718         char ssid[32];
00719         int i;
00720         for (i = 0; i < 32; i++)
00721                 ssid[i] = rand() & 0xff;
00722         return wpa_driver_ndis_set_ssid(drv, (u8 *) ssid, 32);
00723 }
00724 
00725 
00726 static int wpa_driver_ndis_deauthenticate(void *priv, const u8 *addr,
00727                                           int reason_code)
00728 {
00729         struct wpa_driver_ndis_data *drv = priv;
00730         return wpa_driver_ndis_disconnect(drv);
00731 }
00732 
00733 
00734 static int wpa_driver_ndis_disassociate(void *priv, const u8 *addr,
00735                                         int reason_code)
00736 {
00737         struct wpa_driver_ndis_data *drv = priv;
00738         return wpa_driver_ndis_disconnect(drv);
00739 }
00740 
00741 
00742 static void wpa_driver_ndis_scan_timeout(void *eloop_ctx, void *timeout_ctx)
00743 {
00744         wpa_printf(MSG_DEBUG, "Scan timeout - try to get results");
00745         wpa_supplicant_event(timeout_ctx, EVENT_SCAN_RESULTS, NULL);
00746 }
00747 
00748 
00749 static int wpa_driver_ndis_scan_native80211(
00750         struct wpa_driver_ndis_data *drv,
00751         struct wpa_driver_scan_params *params)
00752 {
00753         DOT11_SCAN_REQUEST_V2 req;
00754         int res;
00755 
00756         os_memset(&req, 0, sizeof(req));
00757         req.dot11BSSType = dot11_BSS_type_any;
00758         os_memset(req.dot11BSSID, 0xff, ETH_ALEN);
00759         req.dot11ScanType = dot11_scan_type_auto;
00760         res = ndis_set_oid(drv, OID_DOT11_SCAN_REQUEST, (char *) &req,
00761                            sizeof(req));
00762         eloop_cancel_timeout(wpa_driver_ndis_scan_timeout, drv, drv->ctx);
00763         eloop_register_timeout(7, 0, wpa_driver_ndis_scan_timeout, drv,
00764                                drv->ctx);
00765         return res;
00766 }
00767 
00768 
00769 static int wpa_driver_ndis_scan(void *priv,
00770                                 struct wpa_driver_scan_params *params)
00771 {
00772         struct wpa_driver_ndis_data *drv = priv;
00773         int res;
00774 
00775         if (drv->native80211)
00776                 return wpa_driver_ndis_scan_native80211(drv, params);
00777 
00778         if (!drv->radio_enabled) {
00779                 wpa_printf(MSG_DEBUG, "NDIS: turning radio on before the first"
00780                            " scan");
00781                 if (wpa_driver_ndis_disconnect(drv) < 0) {
00782                         wpa_printf(MSG_DEBUG, "NDIS: failed to enable radio");
00783                 }
00784                 drv->radio_enabled = 1;
00785         }
00786 
00787         res = ndis_set_oid(drv, OID_802_11_BSSID_LIST_SCAN, "    ", 4);
00788         eloop_cancel_timeout(wpa_driver_ndis_scan_timeout, drv, drv->ctx);
00789         eloop_register_timeout(7, 0, wpa_driver_ndis_scan_timeout, drv,
00790                                drv->ctx);
00791         return res;
00792 }
00793 
00794 
00795 static const u8 * wpa_scan_get_ie(const struct wpa_scan_res *res, u8 ie)
00796 {
00797         const u8 *end, *pos;
00798 
00799         pos = (const u8 *) (res + 1);
00800         end = pos + res->ie_len;
00801 
00802         while (pos + 1 < end) {
00803                 if (pos + 2 + pos[1] > end)
00804                         break;
00805                 if (pos[0] == ie)
00806                         return pos;
00807                 pos += 2 + pos[1];
00808         }
00809 
00810         return NULL;
00811 }
00812 
00813 
00814 static struct wpa_scan_res * wpa_driver_ndis_add_scan_ssid(
00815         struct wpa_scan_res *r, NDIS_802_11_SSID *ssid)
00816 {
00817         struct wpa_scan_res *nr;
00818         u8 *pos;
00819 
00820         if (wpa_scan_get_ie(r, WLAN_EID_SSID))
00821                 return r; /* SSID IE already present */
00822 
00823         if (ssid->SsidLength == 0 || ssid->SsidLength > 32)
00824                 return r; /* No valid SSID inside scan data */
00825 
00826         nr = os_realloc(r, sizeof(*r) + r->ie_len + 2 + ssid->SsidLength);
00827         if (nr == NULL)
00828                 return r;
00829 
00830         pos = ((u8 *) (nr + 1)) + nr->ie_len;
00831         *pos++ = WLAN_EID_SSID;
00832         *pos++ = ssid->SsidLength;
00833         os_memcpy(pos, ssid->Ssid, ssid->SsidLength);
00834         nr->ie_len += 2 + ssid->SsidLength;
00835 
00836         return nr;
00837 }
00838 
00839 
00840 static struct wpa_scan_results * wpa_driver_ndis_get_scan_results(void *priv)
00841 {
00842         struct wpa_driver_ndis_data *drv = priv;
00843         NDIS_802_11_BSSID_LIST_EX *b;
00844         size_t blen, count, i;
00845         int len;
00846         char *pos;
00847         struct wpa_scan_results *results;
00848         struct wpa_scan_res *r;
00849 
00850         blen = 65535;
00851         b = os_zalloc(blen);
00852         if (b == NULL)
00853                 return NULL;
00854         len = ndis_get_oid(drv, OID_802_11_BSSID_LIST, (char *) b, blen);
00855         if (len < 0) {
00856                 wpa_printf(MSG_DEBUG, "NDIS: failed to get scan results");
00857                 os_free(b);
00858                 return NULL;
00859         }
00860         count = b->NumberOfItems;
00861 
00862         results = os_zalloc(sizeof(*results));
00863         if (results == NULL) {
00864                 os_free(b);
00865                 return NULL;
00866         }
00867         results->res = os_zalloc(count * sizeof(struct wpa_scan_res *));
00868         if (results->res == NULL) {
00869                 os_free(results);
00870                 os_free(b);
00871                 return NULL;
00872         }
00873 
00874         pos = (char *) &b->Bssid[0];
00875         for (i = 0; i < count; i++) {
00876                 NDIS_WLAN_BSSID_EX *bss = (NDIS_WLAN_BSSID_EX *) pos;
00877                 NDIS_802_11_FIXED_IEs *fixed;
00878 
00879                 if (bss->IELength < sizeof(NDIS_802_11_FIXED_IEs)) {
00880                         wpa_printf(MSG_DEBUG, "NDIS: too small IELength=%d",
00881                                    (int) bss->IELength);
00882                         break;
00883                 }
00884                 if (((char *) bss->IEs) + bss->IELength  > (char *) b + blen) {
00885                         /*
00886                          * Some NDIS drivers have been reported to include an
00887                          * entry with an invalid IELength in scan results and
00888                          * this has crashed wpa_supplicant, so validate the
00889                          * returned value before using it.
00890                          */
00891                         wpa_printf(MSG_DEBUG, "NDIS: skipped invalid scan "
00892                                    "result IE (BSSID=" MACSTR ") IELength=%d",
00893                                    MAC2STR(bss->MacAddress),
00894                                    (int) bss->IELength);
00895                         break;
00896                 }
00897 
00898                 r = os_zalloc(sizeof(*r) + bss->IELength -
00899                               sizeof(NDIS_802_11_FIXED_IEs));
00900                 if (r == NULL)
00901                         break;
00902 
00903                 os_memcpy(r->bssid, bss->MacAddress, ETH_ALEN);
00904                 r->level = (int) bss->Rssi;
00905                 r->freq = bss->Configuration.DSConfig / 1000;
00906                 fixed = (NDIS_802_11_FIXED_IEs *) bss->IEs;
00907                 r->beacon_int = WPA_GET_LE16((u8 *) &fixed->BeaconInterval);
00908                 r->caps = WPA_GET_LE16((u8 *) &fixed->Capabilities);
00909                 r->tsf = WPA_GET_LE64(fixed->Timestamp);
00910                 os_memcpy(r + 1, bss->IEs + sizeof(NDIS_802_11_FIXED_IEs),
00911                           bss->IELength - sizeof(NDIS_802_11_FIXED_IEs));
00912                 r->ie_len = bss->IELength - sizeof(NDIS_802_11_FIXED_IEs);
00913                 r = wpa_driver_ndis_add_scan_ssid(r, &bss->Ssid);
00914 
00915                 results->res[results->num++] = r;
00916 
00917                 pos += bss->Length;
00918                 if (pos > (char *) b + blen)
00919                         break;
00920         }
00921 
00922         os_free(b);
00923 
00924         return results;
00925 }
00926 
00927 
00928 static int wpa_driver_ndis_remove_key(struct wpa_driver_ndis_data *drv,
00929                                       int key_idx, const u8 *addr,
00930                                       const u8 *bssid, int pairwise)
00931 {
00932         NDIS_802_11_REMOVE_KEY rkey;
00933         NDIS_802_11_KEY_INDEX index;
00934         int res, res2;
00935 
00936         os_memset(&rkey, 0, sizeof(rkey));
00937 
00938         rkey.Length = sizeof(rkey);
00939         rkey.KeyIndex = key_idx;
00940         if (pairwise)
00941                 rkey.KeyIndex |= 1 << 30;
00942         os_memcpy(rkey.BSSID, bssid, ETH_ALEN);
00943 
00944         res = ndis_set_oid(drv, OID_802_11_REMOVE_KEY, (char *) &rkey,
00945                            sizeof(rkey));
00946         if (!pairwise) {
00947                 index = key_idx;
00948                 res2 = ndis_set_oid(drv, OID_802_11_REMOVE_WEP,
00949                                     (char *) &index, sizeof(index));
00950         } else
00951                 res2 = 0;
00952 
00953         if (res < 0 && res2 < 0)
00954                 return -1;
00955         return 0;
00956 }
00957 
00958 
00959 static int wpa_driver_ndis_add_wep(struct wpa_driver_ndis_data *drv,
00960                                    int pairwise, int key_idx, int set_tx,
00961                                    const u8 *key, size_t key_len)
00962 {
00963         NDIS_802_11_WEP *wep;
00964         size_t len;
00965         int res;
00966 
00967         len = 12 + key_len;
00968         wep = os_zalloc(len);
00969         if (wep == NULL)
00970                 return -1;
00971         wep->Length = len;
00972         wep->KeyIndex = key_idx;
00973         if (set_tx)
00974                 wep->KeyIndex |= 1 << 31;
00975 #if 0 /* Setting bit30 does not seem to work with some NDIS drivers */
00976         if (pairwise)
00977                 wep->KeyIndex |= 1 << 30;
00978 #endif
00979         wep->KeyLength = key_len;
00980         os_memcpy(wep->KeyMaterial, key, key_len);
00981 
00982         wpa_hexdump_key(MSG_MSGDUMP, "NDIS: OID_802_11_ADD_WEP",
00983                         (u8 *) wep, len);
00984         res = ndis_set_oid(drv, OID_802_11_ADD_WEP, (char *) wep, len);
00985 
00986         os_free(wep);
00987 
00988         return res;
00989 }
00990 
00991 
00992 static int wpa_driver_ndis_set_key(const char *ifname, void *priv,
00993                                    enum wpa_alg alg, const u8 *addr,
00994                                    int key_idx, int set_tx,
00995                                    const u8 *seq, size_t seq_len,
00996                                    const u8 *key, size_t key_len)
00997 {
00998         struct wpa_driver_ndis_data *drv = priv;
00999         size_t len, i;
01000         NDIS_802_11_KEY *nkey;
01001         int res, pairwise;
01002         u8 bssid[ETH_ALEN];
01003 
01004         if (addr == NULL || os_memcmp(addr, "\xff\xff\xff\xff\xff\xff",
01005                                       ETH_ALEN) == 0) {
01006                 /* Group Key */
01007                 pairwise = 0;
01008                 if (wpa_driver_ndis_get_bssid(drv, bssid) < 0)
01009                         os_memset(bssid, 0xff, ETH_ALEN);
01010         } else {
01011                 /* Pairwise Key */
01012                 pairwise = 1;
01013                 os_memcpy(bssid, addr, ETH_ALEN);
01014         }
01015 
01016         if (alg == WPA_ALG_NONE || key_len == 0) {
01017                 return wpa_driver_ndis_remove_key(drv, key_idx, addr, bssid,
01018                                                   pairwise);
01019         }
01020 
01021         if (alg == WPA_ALG_WEP) {
01022                 return wpa_driver_ndis_add_wep(drv, pairwise, key_idx, set_tx,
01023                                                key, key_len);
01024         }
01025 
01026         len = 12 + 6 + 6 + 8 + key_len;
01027 
01028         nkey = os_zalloc(len);
01029         if (nkey == NULL)
01030                 return -1;
01031 
01032         nkey->Length = len;
01033         nkey->KeyIndex = key_idx;
01034         if (set_tx)
01035                 nkey->KeyIndex |= 1 << 31;
01036         if (pairwise)
01037                 nkey->KeyIndex |= 1 << 30;
01038         if (seq && seq_len)
01039                 nkey->KeyIndex |= 1 << 29;
01040         nkey->KeyLength = key_len;
01041         os_memcpy(nkey->BSSID, bssid, ETH_ALEN);
01042         if (seq && seq_len) {
01043                 for (i = 0; i < seq_len; i++)
01044                         nkey->KeyRSC |= (ULONGLONG) seq[i] << (i * 8);
01045         }
01046         if (alg == WPA_ALG_TKIP && key_len == 32) {
01047                 os_memcpy(nkey->KeyMaterial, key, 16);
01048                 os_memcpy(nkey->KeyMaterial + 16, key + 24, 8);
01049                 os_memcpy(nkey->KeyMaterial + 24, key + 16, 8);
01050         } else {
01051                 os_memcpy(nkey->KeyMaterial, key, key_len);
01052         }
01053 
01054         wpa_hexdump_key(MSG_MSGDUMP, "NDIS: OID_802_11_ADD_KEY",
01055                         (u8 *) nkey, len);
01056         res = ndis_set_oid(drv, OID_802_11_ADD_KEY, (char *) nkey, len);
01057         os_free(nkey);
01058 
01059         return res;
01060 }
01061 
01062 
01063 static int
01064 wpa_driver_ndis_associate(void *priv,
01065                           struct wpa_driver_associate_params *params)
01066 {
01067         struct wpa_driver_ndis_data *drv = priv;
01068         u32 auth_mode, encr, priv_mode, mode;
01069 
01070         drv->mode = params->mode;
01071 
01072         /* Note: Setting OID_802_11_INFRASTRUCTURE_MODE clears current keys,
01073          * so static WEP keys needs to be set again after this. */
01074         if (params->mode == IEEE80211_MODE_IBSS) {
01075                 mode = Ndis802_11IBSS;
01076                 /* Need to make sure that BSSID polling is enabled for
01077                  * IBSS mode. */
01078                 eloop_cancel_timeout(wpa_driver_ndis_poll_timeout, drv, NULL);
01079                 eloop_register_timeout(1, 0, wpa_driver_ndis_poll_timeout,
01080                                        drv, NULL);
01081         } else
01082                 mode = Ndis802_11Infrastructure;
01083         if (ndis_set_oid(drv, OID_802_11_INFRASTRUCTURE_MODE,
01084                          (char *) &mode, sizeof(mode)) < 0) {
01085                 wpa_printf(MSG_DEBUG, "NDIS: Failed to set "
01086                            "OID_802_11_INFRASTRUCTURE_MODE (%d)",
01087                            (int) mode);
01088                 /* Try to continue anyway */
01089         }
01090 
01091         if (params->key_mgmt_suite == KEY_MGMT_NONE ||
01092             params->key_mgmt_suite == KEY_MGMT_802_1X_NO_WPA) {
01093                 /* Re-set WEP keys if static WEP configuration is used. */
01094                 u8 bcast[ETH_ALEN] = { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff };
01095                 int i;
01096                 for (i = 0; i < 4; i++) {
01097                         if (!params->wep_key[i])
01098                                 continue;
01099                         wpa_printf(MSG_DEBUG, "NDIS: Re-setting static WEP "
01100                                    "key %d", i);
01101                         wpa_driver_ndis_set_key(drv->ifname, drv, WPA_ALG_WEP,
01102                                                 bcast, i,
01103                                                 i == params->wep_tx_keyidx,
01104                                                 NULL, 0, params->wep_key[i],
01105                                                 params->wep_key_len[i]);
01106                 }
01107         }
01108 
01109         if (params->wpa_ie == NULL || params->wpa_ie_len == 0) {
01110                 if (params->auth_alg & WPA_AUTH_ALG_SHARED) {
01111                         if (params->auth_alg & WPA_AUTH_ALG_OPEN)
01112                                 auth_mode = Ndis802_11AuthModeAutoSwitch;
01113                         else
01114                                 auth_mode = Ndis802_11AuthModeShared;
01115                 } else
01116                         auth_mode = Ndis802_11AuthModeOpen;
01117                 priv_mode = Ndis802_11PrivFilterAcceptAll;
01118         } else if (params->wpa_ie[0] == WLAN_EID_RSN) {
01119                 priv_mode = Ndis802_11PrivFilter8021xWEP;
01120                 if (params->key_mgmt_suite == KEY_MGMT_PSK)
01121                         auth_mode = Ndis802_11AuthModeWPA2PSK;
01122                 else
01123                         auth_mode = Ndis802_11AuthModeWPA2;
01124 #ifdef CONFIG_WPS
01125         } else if (params->key_mgmt_suite == KEY_MGMT_WPS) {
01126                 auth_mode = Ndis802_11AuthModeOpen;
01127                 priv_mode = Ndis802_11PrivFilterAcceptAll;
01128 #endif /* CONFIG_WPS */
01129         } else {
01130                 priv_mode = Ndis802_11PrivFilter8021xWEP;
01131                 if (params->key_mgmt_suite == KEY_MGMT_WPA_NONE)
01132                         auth_mode = Ndis802_11AuthModeWPANone;
01133                 else if (params->key_mgmt_suite == KEY_MGMT_PSK)
01134                         auth_mode = Ndis802_11AuthModeWPAPSK;
01135                 else
01136                         auth_mode = Ndis802_11AuthModeWPA;
01137         }
01138 
01139         switch (params->pairwise_suite) {
01140         case CIPHER_CCMP:
01141                 encr = Ndis802_11Encryption3Enabled;
01142                 break;
01143         case CIPHER_TKIP:
01144                 encr = Ndis802_11Encryption2Enabled;
01145                 break;
01146         case CIPHER_WEP40:
01147         case CIPHER_WEP104:
01148                 encr = Ndis802_11Encryption1Enabled;
01149                 break;
01150         case CIPHER_NONE:
01151                 if (params->group_suite == CIPHER_CCMP)
01152                         encr = Ndis802_11Encryption3Enabled;
01153                 else if (params->group_suite == CIPHER_TKIP)
01154                         encr = Ndis802_11Encryption2Enabled;
01155                 else
01156                         encr = Ndis802_11EncryptionDisabled;
01157                 break;
01158         default:
01159                 encr = Ndis802_11EncryptionDisabled;
01160         };
01161 
01162         if (ndis_set_oid(drv, OID_802_11_PRIVACY_FILTER,
01163                          (char *) &priv_mode, sizeof(priv_mode)) < 0) {
01164                 wpa_printf(MSG_DEBUG, "NDIS: Failed to set "
01165                            "OID_802_11_PRIVACY_FILTER (%d)",
01166                            (int) priv_mode);
01167                 /* Try to continue anyway */
01168         }
01169 
01170         ndis_set_auth_mode(drv, auth_mode);
01171         ndis_set_encr_status(drv, encr);
01172 
01173         if (params->bssid) {
01174                 ndis_set_oid(drv, OID_802_11_BSSID, (char *) params->bssid,
01175                              ETH_ALEN);
01176                 drv->oid_bssid_set = 1;
01177         } else if (drv->oid_bssid_set) {
01178                 ndis_set_oid(drv, OID_802_11_BSSID, "\xff\xff\xff\xff\xff\xff",
01179                              ETH_ALEN);
01180                 drv->oid_bssid_set = 0;
01181         }
01182 
01183         return wpa_driver_ndis_set_ssid(drv, params->ssid, params->ssid_len);
01184 }
01185 
01186 
01187 static int wpa_driver_ndis_set_pmkid(struct wpa_driver_ndis_data *drv)
01188 {
01189         int len, count, i, ret;
01190         struct ndis_pmkid_entry *entry;
01191         NDIS_802_11_PMKID *p;
01192 
01193         count = 0;
01194         entry = drv->pmkid;
01195         while (entry) {
01196                 count++;
01197                 if (count >= drv->no_of_pmkid)
01198                         break;
01199                 entry = entry->next;
01200         }
01201         len = 8 + count * sizeof(BSSID_INFO);
01202         p = os_zalloc(len);
01203         if (p == NULL)
01204                 return -1;
01205 
01206         p->Length = len;
01207         p->BSSIDInfoCount = count;
01208         entry = drv->pmkid;
01209         for (i = 0; i < count; i++) {
01210                 os_memcpy(&p->BSSIDInfo[i].BSSID, entry->bssid, ETH_ALEN);
01211                 os_memcpy(&p->BSSIDInfo[i].PMKID, entry->pmkid, 16);
01212                 entry = entry->next;
01213         }
01214         wpa_hexdump(MSG_MSGDUMP, "NDIS: OID_802_11_PMKID", (u8 *) p, len);
01215         ret = ndis_set_oid(drv, OID_802_11_PMKID, (char *) p, len);
01216         os_free(p);
01217         return ret;
01218 }
01219 
01220 
01221 static int wpa_driver_ndis_add_pmkid(void *priv, const u8 *bssid,
01222                                      const u8 *pmkid)
01223 {
01224         struct wpa_driver_ndis_data *drv = priv;
01225         struct ndis_pmkid_entry *entry, *prev;
01226 
01227         if (drv->no_of_pmkid == 0)
01228                 return 0;
01229 
01230         prev = NULL;
01231         entry = drv->pmkid;
01232         while (entry) {
01233                 if (os_memcmp(entry->bssid, bssid, ETH_ALEN) == 0)
01234                         break;
01235                 prev = entry;
01236                 entry = entry->next;
01237         }
01238 
01239         if (entry) {
01240                 /* Replace existing entry for this BSSID and move it into the
01241                  * beginning of the list. */
01242                 os_memcpy(entry->pmkid, pmkid, 16);
01243                 if (prev) {
01244                         prev->next = entry->next;
01245                         entry->next = drv->pmkid;
01246                         drv->pmkid = entry;
01247                 }
01248         } else {
01249                 entry = os_malloc(sizeof(*entry));
01250                 if (entry) {
01251                         os_memcpy(entry->bssid, bssid, ETH_ALEN);
01252                         os_memcpy(entry->pmkid, pmkid, 16);
01253                         entry->next = drv->pmkid;
01254                         drv->pmkid = entry;
01255                 }
01256         }
01257 
01258         return wpa_driver_ndis_set_pmkid(drv);
01259 }
01260 
01261 
01262 static int wpa_driver_ndis_remove_pmkid(void *priv, const u8 *bssid,
01263                                         const u8 *pmkid)
01264 {
01265         struct wpa_driver_ndis_data *drv = priv;
01266         struct ndis_pmkid_entry *entry, *prev;
01267 
01268         if (drv->no_of_pmkid == 0)
01269                 return 0;
01270 
01271         entry = drv->pmkid;
01272         prev = NULL;
01273         while (entry) {
01274                 if (os_memcmp(entry->bssid, bssid, ETH_ALEN) == 0 &&
01275                     os_memcmp(entry->pmkid, pmkid, 16) == 0) {
01276                         if (prev)
01277                                 prev->next = entry->next;
01278                         else
01279                                 drv->pmkid = entry->next;
01280                         os_free(entry);
01281                         break;
01282                 }
01283                 prev = entry;
01284                 entry = entry->next;
01285         }
01286         return wpa_driver_ndis_set_pmkid(drv);
01287 }
01288 
01289 
01290 static int wpa_driver_ndis_flush_pmkid(void *priv)
01291 {
01292         struct wpa_driver_ndis_data *drv = priv;
01293         NDIS_802_11_PMKID p;
01294         struct ndis_pmkid_entry *pmkid, *prev;
01295         int prev_authmode, ret;
01296 
01297         if (drv->no_of_pmkid == 0)
01298                 return 0;
01299 
01300         pmkid = drv->pmkid;
01301         drv->pmkid = NULL;
01302         while (pmkid) {
01303                 prev = pmkid;
01304                 pmkid = pmkid->next;
01305                 os_free(prev);
01306         }
01307 
01308         /*
01309          * Some drivers may refuse OID_802_11_PMKID if authMode is not set to
01310          * WPA2, so change authMode temporarily, if needed.
01311          */
01312         prev_authmode = ndis_get_auth_mode(drv);
01313         if (prev_authmode != Ndis802_11AuthModeWPA2)
01314                 ndis_set_auth_mode(drv, Ndis802_11AuthModeWPA2);
01315 
01316         os_memset(&p, 0, sizeof(p));
01317         p.Length = 8;
01318         p.BSSIDInfoCount = 0;
01319         wpa_hexdump(MSG_MSGDUMP, "NDIS: OID_802_11_PMKID (flush)",
01320                     (u8 *) &p, 8);
01321         ret = ndis_set_oid(drv, OID_802_11_PMKID, (char *) &p, 8);
01322 
01323         if (prev_authmode != Ndis802_11AuthModeWPA2)
01324                 ndis_set_auth_mode(drv, prev_authmode);
01325 
01326         return ret;
01327 }
01328 
01329 
01330 static int wpa_driver_ndis_get_associnfo(struct wpa_driver_ndis_data *drv)
01331 {
01332         char buf[512], *pos;
01333         NDIS_802_11_ASSOCIATION_INFORMATION *ai;
01334         int len;
01335         union wpa_event_data data;
01336         NDIS_802_11_BSSID_LIST_EX *b;
01337         size_t blen, i;
01338 
01339         len = ndis_get_oid(drv, OID_802_11_ASSOCIATION_INFORMATION, buf,
01340                            sizeof(buf));
01341         if (len < 0) {
01342                 wpa_printf(MSG_DEBUG, "NDIS: failed to get association "
01343                            "information");
01344                 return -1;
01345         }
01346         if (len > sizeof(buf)) {
01347                 /* Some drivers seem to be producing incorrect length for this
01348                  * data. Limit the length to the current buffer size to avoid
01349                  * crashing in hexdump. The data seems to be otherwise valid,
01350                  * so better try to use it. */
01351                 wpa_printf(MSG_DEBUG, "NDIS: ignored bogus association "
01352                            "information length %d", len);
01353                 len = ndis_get_oid(drv, OID_802_11_ASSOCIATION_INFORMATION,
01354                                    buf, sizeof(buf));
01355                 if (len < -1) {
01356                         wpa_printf(MSG_DEBUG, "NDIS: re-reading association "
01357                                    "information failed");
01358                         return -1;
01359                 }
01360                 if (len > sizeof(buf)) {
01361                         wpa_printf(MSG_DEBUG, "NDIS: ignored bogus association"
01362                                    " information length %d (re-read)", len);
01363                         len = sizeof(buf);
01364                 }
01365         }
01366         wpa_hexdump(MSG_MSGDUMP, "NDIS: association information",
01367                     (u8 *) buf, len);
01368         if (len < sizeof(*ai)) {
01369                 wpa_printf(MSG_DEBUG, "NDIS: too short association "
01370                            "information");
01371                 return -1;
01372         }
01373         ai = (NDIS_802_11_ASSOCIATION_INFORMATION *) buf;
01374         wpa_printf(MSG_DEBUG, "NDIS: ReqFixed=0x%x RespFixed=0x%x off_req=%d "
01375                    "off_resp=%d len_req=%d len_resp=%d",
01376                    ai->AvailableRequestFixedIEs, ai->AvailableResponseFixedIEs,
01377                    (int) ai->OffsetRequestIEs, (int) ai->OffsetResponseIEs,
01378                    (int) ai->RequestIELength, (int) ai->ResponseIELength);
01379 
01380         if (ai->OffsetRequestIEs + ai->RequestIELength > (unsigned) len ||
01381             ai->OffsetResponseIEs + ai->ResponseIELength > (unsigned) len) {
01382                 wpa_printf(MSG_DEBUG, "NDIS: association information - "
01383                            "IE overflow");
01384                 return -1;
01385         }
01386 
01387         wpa_hexdump(MSG_MSGDUMP, "NDIS: Request IEs",
01388                     (u8 *) buf + ai->OffsetRequestIEs, ai->RequestIELength);
01389         wpa_hexdump(MSG_MSGDUMP, "NDIS: Response IEs",
01390                     (u8 *) buf + ai->OffsetResponseIEs, ai->ResponseIELength);
01391 
01392         os_memset(&data, 0, sizeof(data));
01393         data.assoc_info.req_ies = (u8 *) buf + ai->OffsetRequestIEs;
01394         data.assoc_info.req_ies_len = ai->RequestIELength;
01395         data.assoc_info.resp_ies = (u8 *) buf + ai->OffsetResponseIEs;
01396         data.assoc_info.resp_ies_len = ai->ResponseIELength;
01397 
01398         blen = 65535;
01399         b = os_zalloc(blen);
01400         if (b == NULL)
01401                 goto skip_scan_results;
01402         len = ndis_get_oid(drv, OID_802_11_BSSID_LIST, (char *) b, blen);
01403         if (len < 0) {
01404                 wpa_printf(MSG_DEBUG, "NDIS: failed to get scan results");
01405                 os_free(b);
01406                 b = NULL;
01407                 goto skip_scan_results;
01408         }
01409         wpa_printf(MSG_DEBUG, "NDIS: %d BSSID items to process for AssocInfo",
01410                    (unsigned int) b->NumberOfItems);
01411 
01412         pos = (char *) &b->Bssid[0];
01413         for (i = 0; i < b->NumberOfItems; i++) {
01414                 NDIS_WLAN_BSSID_EX *bss = (NDIS_WLAN_BSSID_EX *) pos;
01415                 if (os_memcmp(drv->bssid, bss->MacAddress, ETH_ALEN) == 0 &&
01416                     bss->IELength > sizeof(NDIS_802_11_FIXED_IEs)) {
01417                         data.assoc_info.beacon_ies =
01418                                 ((u8 *) bss->IEs) +
01419                                 sizeof(NDIS_802_11_FIXED_IEs);
01420                         data.assoc_info.beacon_ies_len =
01421                                 bss->IELength - sizeof(NDIS_802_11_FIXED_IEs);
01422                         wpa_hexdump(MSG_MSGDUMP, "NDIS: Beacon IEs",
01423                                     data.assoc_info.beacon_ies,
01424                                     data.assoc_info.beacon_ies_len);
01425                         break;
01426                 }
01427                 pos += bss->Length;
01428                 if (pos > (char *) b + blen)
01429                         break;
01430         }
01431 
01432 skip_scan_results:
01433         wpa_supplicant_event(drv->ctx, EVENT_ASSOCINFO, &data);
01434 
01435         os_free(b);
01436 
01437         return 0;
01438 }
01439 
01440 
01441 static void wpa_driver_ndis_poll_timeout(void *eloop_ctx, void *timeout_ctx)
01442 {
01443         struct wpa_driver_ndis_data *drv = eloop_ctx;
01444         u8 bssid[ETH_ALEN];
01445         int poll;
01446 
01447         if (drv->wired)
01448                 return;
01449 
01450         if (wpa_driver_ndis_get_bssid(drv, bssid)) {
01451                 /* Disconnected */
01452                 if (!is_zero_ether_addr(drv->bssid)) {
01453                         os_memset(drv->bssid, 0, ETH_ALEN);
01454                         wpa_supplicant_event(drv->ctx, EVENT_DISASSOC, NULL);
01455                 }
01456         } else {
01457                 /* Connected */
01458                 if (os_memcmp(drv->bssid, bssid, ETH_ALEN) != 0) {
01459                         os_memcpy(drv->bssid, bssid, ETH_ALEN);
01460                         wpa_driver_ndis_get_associnfo(drv);
01461                         wpa_supplicant_event(drv->ctx, EVENT_ASSOC, NULL);
01462                 }
01463         }
01464 
01465         /* When using integrated NDIS event receiver, we can skip BSSID
01466          * polling when using infrastructure network. However, when using
01467          * IBSS mode, many driver do not seem to generate connection event,
01468          * so we need to enable BSSID polling to figure out when IBSS network
01469          * has been formed.
01470          */
01471         poll = drv->mode == IEEE80211_MODE_IBSS;
01472 #ifndef CONFIG_NDIS_EVENTS_INTEGRATED
01473 #ifndef _WIN32_WCE
01474         poll = 1;
01475 #endif /* _WIN32_WCE */
01476 #endif /* CONFIG_NDIS_EVENTS_INTEGRATED */
01477 
01478         if (poll) {
01479                 eloop_register_timeout(1, 0, wpa_driver_ndis_poll_timeout,
01480                                         drv, NULL);
01481         }
01482 }
01483 
01484 
01485 static void wpa_driver_ndis_poll(void *priv)
01486 {
01487         struct wpa_driver_ndis_data *drv = priv;
01488         eloop_cancel_timeout(wpa_driver_ndis_poll_timeout, drv, NULL);
01489         wpa_driver_ndis_poll_timeout(drv, NULL);
01490 }
01491 
01492 
01493 /* Called when driver generates Media Connect Event by calling
01494  * NdisMIndicateStatus() with NDIS_STATUS_MEDIA_CONNECT */
01495 void wpa_driver_ndis_event_connect(struct wpa_driver_ndis_data *drv)
01496 {
01497         wpa_printf(MSG_DEBUG, "NDIS: Media Connect Event");
01498         if (wpa_driver_ndis_get_bssid(drv, drv->bssid) == 0) {
01499                 wpa_driver_ndis_get_associnfo(drv);
01500                 wpa_supplicant_event(drv->ctx, EVENT_ASSOC, NULL);
01501         }
01502 }
01503 
01504 
01505 /* Called when driver generates Media Disconnect Event by calling
01506  * NdisMIndicateStatus() with NDIS_STATUS_MEDIA_DISCONNECT */
01507 void wpa_driver_ndis_event_disconnect(struct wpa_driver_ndis_data *drv)
01508 {
01509         wpa_printf(MSG_DEBUG, "NDIS: Media Disconnect Event");
01510         os_memset(drv->bssid, 0, ETH_ALEN);
01511         wpa_supplicant_event(drv->ctx, EVENT_DISASSOC, NULL);
01512 }
01513 
01514 
01515 static void wpa_driver_ndis_event_auth(struct wpa_driver_ndis_data *drv,
01516                                        const u8 *data, size_t data_len)
01517 {
01518         NDIS_802_11_AUTHENTICATION_REQUEST *req;
01519         int pairwise = 0, group = 0;
01520         union wpa_event_data event;
01521 
01522         if (data_len < sizeof(*req)) {
01523                 wpa_printf(MSG_DEBUG, "NDIS: Too short Authentication Request "
01524                            "Event (len=%d)", data_len);
01525                 return;
01526         }
01527         req = (NDIS_802_11_AUTHENTICATION_REQUEST *) data;
01528 
01529         wpa_printf(MSG_DEBUG, "NDIS: Authentication Request Event: "
01530                    "Bssid " MACSTR " Flags 0x%x",
01531                    MAC2STR(req->Bssid), (int) req->Flags);
01532 
01533         if ((req->Flags & NDIS_802_11_AUTH_REQUEST_PAIRWISE_ERROR) ==
01534             NDIS_802_11_AUTH_REQUEST_PAIRWISE_ERROR)
01535                 pairwise = 1;
01536         else if ((req->Flags & NDIS_802_11_AUTH_REQUEST_GROUP_ERROR) ==
01537             NDIS_802_11_AUTH_REQUEST_GROUP_ERROR)
01538                 group = 1;
01539 
01540         if (pairwise || group) {
01541                 os_memset(&event, 0, sizeof(event));
01542                 event.michael_mic_failure.unicast = pairwise;
01543                 wpa_supplicant_event(drv->ctx, EVENT_MICHAEL_MIC_FAILURE,
01544                                      &event);
01545         }
01546 }
01547 
01548 
01549 static void wpa_driver_ndis_event_pmkid(struct wpa_driver_ndis_data *drv,
01550                                         const u8 *data, size_t data_len)
01551 {
01552         NDIS_802_11_PMKID_CANDIDATE_LIST *pmkid;
01553         size_t i;
01554         union wpa_event_data event;
01555 
01556         if (data_len < 8) {
01557                 wpa_printf(MSG_DEBUG, "NDIS: Too short PMKID Candidate List "
01558                            "Event (len=%d)", data_len);
01559                 return;
01560         }
01561         pmkid = (NDIS_802_11_PMKID_CANDIDATE_LIST *) data;
01562         wpa_printf(MSG_DEBUG, "NDIS: PMKID Candidate List Event - Version %d "
01563                    "NumCandidates %d",
01564                    (int) pmkid->Version, (int) pmkid->NumCandidates);
01565 
01566         if (pmkid->Version != 1) {
01567                 wpa_printf(MSG_DEBUG, "NDIS: Unsupported PMKID Candidate List "
01568                            "Version %d", (int) pmkid->Version);
01569                 return;
01570         }
01571 
01572         if (data_len < 8 + pmkid->NumCandidates * sizeof(PMKID_CANDIDATE)) {
01573                 wpa_printf(MSG_DEBUG, "NDIS: PMKID Candidate List underflow");
01574                 return;
01575         }
01576 
01577         os_memset(&event, 0, sizeof(event));
01578         for (i = 0; i < pmkid->NumCandidates; i++) {
01579                 PMKID_CANDIDATE *p = &pmkid->CandidateList[i];
01580                 wpa_printf(MSG_DEBUG, "NDIS: %d: " MACSTR " Flags 0x%x",
01581                            i, MAC2STR(p->BSSID), (int) p->Flags);
01582                 os_memcpy(event.pmkid_candidate.bssid, p->BSSID, ETH_ALEN);
01583                 event.pmkid_candidate.index = i;
01584                 event.pmkid_candidate.preauth =
01585                         p->Flags & NDIS_802_11_PMKID_CANDIDATE_PREAUTH_ENABLED;
01586                 wpa_supplicant_event(drv->ctx, EVENT_PMKID_CANDIDATE,
01587                                      &event);
01588         }
01589 }
01590 
01591 
01592 /* Called when driver calls NdisMIndicateStatus() with
01593  * NDIS_STATUS_MEDIA_SPECIFIC_INDICATION */
01594 void wpa_driver_ndis_event_media_specific(struct wpa_driver_ndis_data *drv,
01595                                           const u8 *data, size_t data_len)
01596 {
01597         NDIS_802_11_STATUS_INDICATION *status;
01598 
01599         if (data == NULL || data_len < sizeof(*status))
01600                 return;
01601 
01602         wpa_hexdump(MSG_DEBUG, "NDIS: Media Specific Indication",
01603                     data, data_len);
01604 
01605         status = (NDIS_802_11_STATUS_INDICATION *) data;
01606         data += sizeof(status);
01607         data_len -= sizeof(status);
01608 
01609         switch (status->StatusType) {
01610         case Ndis802_11StatusType_Authentication:
01611                 wpa_driver_ndis_event_auth(drv, data, data_len);
01612                 break;
01613         case Ndis802_11StatusType_PMKID_CandidateList:
01614                 wpa_driver_ndis_event_pmkid(drv, data, data_len);
01615                 break;
01616         default:
01617                 wpa_printf(MSG_DEBUG, "NDIS: Unknown StatusType %d",
01618                            (int) status->StatusType);
01619                 break;
01620         }
01621 }
01622 
01623 
01624 /* Called when an adapter is added */
01625 void wpa_driver_ndis_event_adapter_arrival(struct wpa_driver_ndis_data *drv)
01626 {
01627         union wpa_event_data event;
01628         int i;
01629 
01630         wpa_printf(MSG_DEBUG, "NDIS: Notify Adapter Arrival");
01631 
01632         for (i = 0; i < 30; i++) {
01633                 /* Re-open Packet32/NDISUIO connection */
01634                 wpa_driver_ndis_adapter_close(drv);
01635                 if (wpa_driver_ndis_adapter_init(drv) < 0 ||
01636                     wpa_driver_ndis_adapter_open(drv) < 0) {
01637                         wpa_printf(MSG_DEBUG, "NDIS: Driver re-initialization "
01638                                    "(%d) failed", i);
01639                         os_sleep(1, 0);
01640                 } else {
01641                         wpa_printf(MSG_DEBUG, "NDIS: Driver re-initialized");
01642                         break;
01643                 }
01644         }
01645 
01646         os_memset(&event, 0, sizeof(event));
01647         os_strlcpy(event.interface_status.ifname, drv->ifname,
01648                    sizeof(event.interface_status.ifname));
01649         event.interface_status.ievent = EVENT_INTERFACE_ADDED;
01650         wpa_supplicant_event(drv->ctx, EVENT_INTERFACE_STATUS, &event);
01651 }
01652 
01653 
01654 /* Called when an adapter is removed */
01655 void wpa_driver_ndis_event_adapter_removal(struct wpa_driver_ndis_data *drv)
01656 {
01657         union wpa_event_data event;
01658 
01659         wpa_printf(MSG_DEBUG, "NDIS: Notify Adapter Removal");
01660         os_memset(&event, 0, sizeof(event));
01661         os_strlcpy(event.interface_status.ifname, drv->ifname,
01662                    sizeof(event.interface_status.ifname));
01663         event.interface_status.ievent = EVENT_INTERFACE_REMOVED;
01664         wpa_supplicant_event(drv->ctx, EVENT_INTERFACE_STATUS, &event);
01665 }
01666 
01667 
01668 static void
01669 wpa_driver_ndis_get_wpa_capability(struct wpa_driver_ndis_data *drv)
01670 {
01671         wpa_printf(MSG_DEBUG, "NDIS: verifying driver WPA capability");
01672 
01673         if (ndis_set_auth_mode(drv, Ndis802_11AuthModeWPA) == 0 &&
01674             ndis_get_auth_mode(drv) == Ndis802_11AuthModeWPA) {
01675                 wpa_printf(MSG_DEBUG, "NDIS: WPA key management supported");
01676                 drv->capa.key_mgmt |= WPA_DRIVER_CAPA_KEY_MGMT_WPA;
01677         }
01678 
01679         if (ndis_set_auth_mode(drv, Ndis802_11AuthModeWPAPSK) == 0 &&
01680             ndis_get_auth_mode(drv) == Ndis802_11AuthModeWPAPSK) {
01681                 wpa_printf(MSG_DEBUG, "NDIS: WPA-PSK key management "
01682                            "supported");
01683                 drv->capa.key_mgmt |= WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK;
01684         }
01685 
01686         if (ndis_set_encr_status(drv, Ndis802_11Encryption3Enabled) == 0 &&
01687             ndis_get_encr_status(drv) == Ndis802_11Encryption3KeyAbsent) {
01688                 wpa_printf(MSG_DEBUG, "NDIS: CCMP encryption supported");
01689                 drv->capa.enc |= WPA_DRIVER_CAPA_ENC_CCMP;
01690         }
01691 
01692         if (ndis_set_encr_status(drv, Ndis802_11Encryption2Enabled) == 0 &&
01693             ndis_get_encr_status(drv) == Ndis802_11Encryption2KeyAbsent) {
01694                 wpa_printf(MSG_DEBUG, "NDIS: TKIP encryption supported");
01695                 drv->capa.enc |= WPA_DRIVER_CAPA_ENC_TKIP;
01696         }
01697 
01698         if (ndis_set_encr_status(drv, Ndis802_11Encryption1Enabled) == 0 &&
01699             ndis_get_encr_status(drv) == Ndis802_11Encryption1KeyAbsent) {
01700                 wpa_printf(MSG_DEBUG, "NDIS: WEP encryption supported");
01701                 drv->capa.enc |= WPA_DRIVER_CAPA_ENC_WEP40 |
01702                         WPA_DRIVER_CAPA_ENC_WEP104;
01703         }
01704 
01705         if (ndis_set_auth_mode(drv, Ndis802_11AuthModeShared) == 0 &&
01706             ndis_get_auth_mode(drv) == Ndis802_11AuthModeShared) {
01707                 drv->capa.auth |= WPA_DRIVER_AUTH_SHARED;
01708         }
01709 
01710         if (ndis_set_auth_mode(drv, Ndis802_11AuthModeOpen) == 0 &&
01711             ndis_get_auth_mode(drv) == Ndis802_11AuthModeOpen) {
01712                 drv->capa.auth |= WPA_DRIVER_AUTH_OPEN;
01713         }
01714 
01715         ndis_set_encr_status(drv, Ndis802_11EncryptionDisabled);
01716 
01717         /* Could also verify OID_802_11_ADD_KEY error reporting and
01718          * support for OID_802_11_ASSOCIATION_INFORMATION. */
01719 
01720         if (drv->capa.key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_WPA &&
01721             drv->capa.enc & (WPA_DRIVER_CAPA_ENC_TKIP |
01722                              WPA_DRIVER_CAPA_ENC_CCMP)) {
01723                 wpa_printf(MSG_DEBUG, "NDIS: driver supports WPA");
01724                 drv->has_capability = 1;
01725         } else {
01726                 wpa_printf(MSG_DEBUG, "NDIS: no WPA support found");
01727         }
01728 
01729         wpa_printf(MSG_DEBUG, "NDIS: driver capabilities: key_mgmt 0x%x "
01730                    "enc 0x%x auth 0x%x",
01731                    drv->capa.key_mgmt, drv->capa.enc, drv->capa.auth);
01732 }
01733 
01734 
01735 static void wpa_driver_ndis_get_capability(struct wpa_driver_ndis_data *drv)
01736 {
01737         char buf[512];
01738         int len;
01739         size_t i;
01740         NDIS_802_11_CAPABILITY *c;
01741 
01742         drv->capa.flags = WPA_DRIVER_FLAGS_DRIVER_IE;
01743 
01744         len = ndis_get_oid(drv, OID_802_11_CAPABILITY, buf, sizeof(buf));
01745         if (len < 0) {
01746                 wpa_driver_ndis_get_wpa_capability(drv);
01747                 return;
01748         }
01749 
01750         wpa_hexdump(MSG_MSGDUMP, "OID_802_11_CAPABILITY", (u8 *) buf, len);
01751         c = (NDIS_802_11_CAPABILITY *) buf;
01752         if (len < sizeof(*c) || c->Version != 2) {
01753                 wpa_printf(MSG_DEBUG, "NDIS: unsupported "
01754                            "OID_802_11_CAPABILITY data");
01755                 return;
01756         }
01757         wpa_printf(MSG_DEBUG, "NDIS: Driver supports OID_802_11_CAPABILITY - "
01758                    "NoOfPMKIDs %d NoOfAuthEncrPairs %d",
01759                    (int) c->NoOfPMKIDs,
01760                    (int) c->NoOfAuthEncryptPairsSupported);
01761         drv->has_capability = 1;
01762         drv->no_of_pmkid = c->NoOfPMKIDs;
01763         for (i = 0; i < c->NoOfAuthEncryptPairsSupported; i++) {
01764                 NDIS_802_11_AUTHENTICATION_ENCRYPTION *ae;
01765                 ae = &c->AuthenticationEncryptionSupported[i];
01766                 if ((char *) (ae + 1) > buf + len) {
01767                         wpa_printf(MSG_DEBUG, "NDIS: auth/encr pair list "
01768                                    "overflow");
01769                         break;
01770                 }
01771                 wpa_printf(MSG_MSGDUMP, "NDIS: %d - auth %d encr %d",
01772                            i, (int) ae->AuthModeSupported,
01773                            (int) ae->EncryptStatusSupported);
01774                 switch (ae->AuthModeSupported) {
01775                 case Ndis802_11AuthModeOpen:
01776                         drv->capa.auth |= WPA_DRIVER_AUTH_OPEN;
01777                         break;
01778                 case Ndis802_11AuthModeShared:
01779                         drv->capa.auth |= WPA_DRIVER_AUTH_SHARED;
01780                         break;
01781                 case Ndis802_11AuthModeWPA:
01782                         drv->capa.key_mgmt |= WPA_DRIVER_CAPA_KEY_MGMT_WPA;
01783                         break;
01784                 case Ndis802_11AuthModeWPAPSK:
01785                         drv->capa.key_mgmt |= WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK;
01786                         break;
01787                 case Ndis802_11AuthModeWPA2:
01788                         drv->capa.key_mgmt |= WPA_DRIVER_CAPA_KEY_MGMT_WPA2;
01789                         break;
01790                 case Ndis802_11AuthModeWPA2PSK:
01791                         drv->capa.key_mgmt |=
01792                                 WPA_DRIVER_CAPA_KEY_MGMT_WPA2_PSK;
01793                         break;
01794                 case Ndis802_11AuthModeWPANone:
01795                         drv->capa.key_mgmt |=
01796                                 WPA_DRIVER_CAPA_KEY_MGMT_WPA_NONE;
01797                         break;
01798                 default:
01799                         break;
01800                 }
01801                 switch (ae->EncryptStatusSupported) {
01802                 case Ndis802_11Encryption1Enabled:
01803                         drv->capa.enc |= WPA_DRIVER_CAPA_ENC_WEP40;
01804                         drv->capa.enc |= WPA_DRIVER_CAPA_ENC_WEP104;
01805                         break;
01806                 case Ndis802_11Encryption2Enabled:
01807                         drv->capa.enc |= WPA_DRIVER_CAPA_ENC_TKIP;
01808                         break;
01809                 case Ndis802_11Encryption3Enabled:
01810                         drv->capa.enc |= WPA_DRIVER_CAPA_ENC_CCMP;
01811                         break;
01812                 default:
01813                         break;
01814                 }
01815         }
01816 
01817         wpa_printf(MSG_DEBUG, "NDIS: driver capabilities: key_mgmt 0x%x "
01818                    "enc 0x%x auth 0x%x",
01819                    drv->capa.key_mgmt, drv->capa.enc, drv->capa.auth);
01820 }
01821 
01822 
01823 static int wpa_driver_ndis_get_capa(void *priv, struct wpa_driver_capa *capa)
01824 {
01825         struct wpa_driver_ndis_data *drv = priv;
01826         if (!drv->has_capability)
01827                 return -1;
01828         os_memcpy(capa, &drv->capa, sizeof(*capa));
01829         return 0;
01830 }
01831 
01832 
01833 static const char * wpa_driver_ndis_get_ifname(void *priv)
01834 {
01835         struct wpa_driver_ndis_data *drv = priv;
01836         return drv->ifname;
01837 }
01838 
01839 
01840 static const u8 * wpa_driver_ndis_get_mac_addr(void *priv)
01841 {
01842         struct wpa_driver_ndis_data *drv = priv;
01843         return drv->own_addr;
01844 }
01845 
01846 
01847 #ifdef _WIN32_WCE
01848 
01849 #define NDISUIO_MSG_SIZE (sizeof(NDISUIO_DEVICE_NOTIFICATION) + 512)
01850 
01851 static void ndisuio_notification_receive(void *eloop_data, void *user_ctx)
01852 {
01853         struct wpa_driver_ndis_data *drv = eloop_data;
01854         NDISUIO_DEVICE_NOTIFICATION *hdr;
01855         u8 buf[NDISUIO_MSG_SIZE];
01856         DWORD len, flags;
01857 
01858         if (!ReadMsgQueue(drv->event_queue, buf, NDISUIO_MSG_SIZE, &len, 0,
01859                           &flags)) {
01860                 wpa_printf(MSG_DEBUG, "ndisuio_notification_receive: "
01861                            "ReadMsgQueue failed: %d", (int) GetLastError());
01862                 return;
01863         }
01864 
01865         if (len < sizeof(NDISUIO_DEVICE_NOTIFICATION)) {
01866                 wpa_printf(MSG_DEBUG, "ndisuio_notification_receive: "
01867                            "Too short message (len=%d)", (int) len);
01868                 return;
01869         }
01870 
01871         hdr = (NDISUIO_DEVICE_NOTIFICATION *) buf;
01872         wpa_printf(MSG_DEBUG, "NDIS: Notification received: len=%d type=0x%x",
01873                    (int) len, hdr->dwNotificationType);
01874 
01875         switch (hdr->dwNotificationType) {
01876 #ifdef NDISUIO_NOTIFICATION_ADAPTER_ARRIVAL
01877         case NDISUIO_NOTIFICATION_ADAPTER_ARRIVAL:
01878                 wpa_printf(MSG_DEBUG, "NDIS: ADAPTER_ARRIVAL");
01879                 wpa_driver_ndis_event_adapter_arrival(drv);
01880                 break;
01881 #endif
01882 #ifdef NDISUIO_NOTIFICATION_ADAPTER_REMOVAL
01883         case NDISUIO_NOTIFICATION_ADAPTER_REMOVAL:
01884                 wpa_printf(MSG_DEBUG, "NDIS: ADAPTER_REMOVAL");
01885                 wpa_driver_ndis_event_adapter_removal(drv);
01886                 break;
01887 #endif
01888         case NDISUIO_NOTIFICATION_MEDIA_CONNECT:
01889                 wpa_printf(MSG_DEBUG, "NDIS: MEDIA_CONNECT");
01890                 SetEvent(drv->connected_event);
01891                 wpa_driver_ndis_event_connect(drv);
01892                 break;
01893         case NDISUIO_NOTIFICATION_MEDIA_DISCONNECT:
01894                 ResetEvent(drv->connected_event);
01895                 wpa_printf(MSG_DEBUG, "NDIS: MEDIA_DISCONNECT");
01896                 wpa_driver_ndis_event_disconnect(drv);
01897                 break;
01898         case NDISUIO_NOTIFICATION_MEDIA_SPECIFIC_NOTIFICATION:
01899                 wpa_printf(MSG_DEBUG, "NDIS: MEDIA_SPECIFIC_NOTIFICATION");
01900 #if _WIN32_WCE == 420 || _WIN32_WCE == 0x420
01901                 wpa_driver_ndis_event_media_specific(
01902                         drv, hdr->pvStatusBuffer, hdr->uiStatusBufferSize);
01903 #else
01904                 wpa_driver_ndis_event_media_specific(
01905                         drv, ((const u8 *) hdr) + hdr->uiOffsetToStatusBuffer,
01906                         (size_t) hdr->uiStatusBufferSize);
01907 #endif
01908                 break;
01909         default:
01910                 wpa_printf(MSG_DEBUG, "NDIS: Unknown notification type 0x%x",
01911                            hdr->dwNotificationType);
01912                 break;
01913         }
01914 }
01915 
01916 
01917 static void ndisuio_notification_deinit(struct wpa_driver_ndis_data *drv)
01918 {
01919         NDISUIO_REQUEST_NOTIFICATION req;
01920 
01921         memset(&req, 0, sizeof(req));
01922         req.hMsgQueue = drv->event_queue;
01923         req.dwNotificationTypes = 0;
01924 
01925         if (!DeviceIoControl(drv->ndisuio, IOCTL_NDISUIO_REQUEST_NOTIFICATION,
01926                              &req, sizeof(req), NULL, 0, NULL, NULL)) {
01927                 wpa_printf(MSG_INFO, "ndisuio_notification_deinit: "
01928                            "IOCTL_NDISUIO_REQUEST_NOTIFICATION failed: %d",
01929                            (int) GetLastError());
01930         }
01931 
01932         if (!DeviceIoControl(drv->ndisuio, IOCTL_NDISUIO_CANCEL_NOTIFICATION,
01933                              NULL, 0, NULL, 0, NULL, NULL)) {
01934                 wpa_printf(MSG_INFO, "ndisuio_notification_deinit: "
01935                            "IOCTL_NDISUIO_CANCEL_NOTIFICATION failed: %d",
01936                            (int) GetLastError());
01937         }
01938 
01939         if (drv->event_queue) {
01940                 eloop_unregister_event(drv->event_queue,
01941                                        sizeof(drv->event_queue));
01942                 CloseHandle(drv->event_queue);
01943                 drv->event_queue = NULL;
01944         }
01945 
01946         if (drv->connected_event) {
01947                 CloseHandle(drv->connected_event);
01948                 drv->connected_event = NULL;
01949         }
01950 }
01951 
01952 
01953 static int ndisuio_notification_init(struct wpa_driver_ndis_data *drv)
01954 {
01955         MSGQUEUEOPTIONS opt;
01956         NDISUIO_REQUEST_NOTIFICATION req;
01957 
01958         drv->connected_event =
01959                 CreateEvent(NULL, TRUE, FALSE, TEXT("WpaSupplicantConnected"));
01960         if (drv->connected_event == NULL) {
01961                 wpa_printf(MSG_INFO, "ndisuio_notification_init: "
01962                            "CreateEvent failed: %d",
01963                            (int) GetLastError());
01964                 return -1;
01965         }
01966 
01967         memset(&opt, 0, sizeof(opt));
01968         opt.dwSize = sizeof(opt);
01969         opt.dwMaxMessages = 5;
01970         opt.cbMaxMessage = NDISUIO_MSG_SIZE;
01971         opt.bReadAccess = TRUE;
01972 
01973         drv->event_queue = CreateMsgQueue(NULL, &opt);
01974         if (drv->event_queue == NULL) {
01975                 wpa_printf(MSG_INFO, "ndisuio_notification_init: "
01976                            "CreateMsgQueue failed: %d",
01977                            (int) GetLastError());
01978                 ndisuio_notification_deinit(drv);
01979                 return -1;
01980         }
01981 
01982         memset(&req, 0, sizeof(req));
01983         req.hMsgQueue = drv->event_queue;
01984         req.dwNotificationTypes =
01985 #ifdef NDISUIO_NOTIFICATION_ADAPTER_ARRIVAL
01986                 NDISUIO_NOTIFICATION_ADAPTER_ARRIVAL |
01987 #endif
01988 #ifdef NDISUIO_NOTIFICATION_ADAPTER_REMOVAL
01989                 NDISUIO_NOTIFICATION_ADAPTER_REMOVAL |
01990 #endif
01991                 NDISUIO_NOTIFICATION_MEDIA_CONNECT |
01992                 NDISUIO_NOTIFICATION_MEDIA_DISCONNECT |
01993                 NDISUIO_NOTIFICATION_MEDIA_SPECIFIC_NOTIFICATION;
01994 
01995         if (!DeviceIoControl(drv->ndisuio, IOCTL_NDISUIO_REQUEST_NOTIFICATION,
01996                              &req, sizeof(req), NULL, 0, NULL, NULL)) {
01997                 wpa_printf(MSG_INFO, "ndisuio_notification_init: "
01998                            "IOCTL_NDISUIO_REQUEST_NOTIFICATION failed: %d",
01999                            (int) GetLastError());
02000                 ndisuio_notification_deinit(drv);
02001                 return -1;
02002         }
02003 
02004         eloop_register_event(drv->event_queue, sizeof(drv->event_queue),
02005                              ndisuio_notification_receive, drv, NULL);
02006 
02007         return 0;
02008 }
02009 #endif /* _WIN32_WCE */
02010 
02011 
02012 static int wpa_driver_ndis_get_names(struct wpa_driver_ndis_data *drv)
02013 {
02014 #ifdef CONFIG_USE_NDISUIO
02015         NDISUIO_QUERY_BINDING *b;
02016         size_t blen = sizeof(*b) + 1024;
02017         int i, error, found = 0;
02018         DWORD written;
02019         char name[256], desc[256], *dpos;
02020         WCHAR *pos;
02021         size_t j, len, dlen;
02022 
02023         b = os_malloc(blen);
02024         if (b == NULL)
02025                 return -1;
02026 
02027         for (i = 0; ; i++) {
02028                 os_memset(b, 0, blen);
02029                 b->BindingIndex = i;
02030                 if (!DeviceIoControl(drv->ndisuio, IOCTL_NDISUIO_QUERY_BINDING,
02031                                      b, sizeof(NDISUIO_QUERY_BINDING), b, blen,
02032                                      &written, NULL)) {
02033                         error = (int) GetLastError();
02034                         if (error == ERROR_NO_MORE_ITEMS)
02035                                 break;
02036                         wpa_printf(MSG_DEBUG, "IOCTL_NDISUIO_QUERY_BINDING "
02037                                    "failed: %d", error);
02038                         break;
02039                 }
02040 
02041                 pos = (WCHAR *) ((char *) b + b->DeviceNameOffset);
02042                 len = b->DeviceNameLength;
02043                 if (len >= sizeof(name))
02044                         len = sizeof(name) - 1;
02045                 for (j = 0; j < len; j++)
02046                         name[j] = (char) pos[j];
02047                 name[len] = '\0';
02048 
02049                 pos = (WCHAR *) ((char *) b + b->DeviceDescrOffset);
02050                 len = b->DeviceDescrLength;
02051                 if (len >= sizeof(desc))
02052                         len = sizeof(desc) - 1;
02053                 for (j = 0; j < len; j++)
02054                         desc[j] = (char) pos[j];
02055                 desc[len] = '\0';
02056 
02057                 wpa_printf(MSG_DEBUG, "NDIS: %d - %s - %s", i, name, desc);
02058 
02059                 if (os_strstr(name, drv->ifname)) {
02060                         wpa_printf(MSG_DEBUG, "NDIS: Interface name match");
02061                         found = 1;
02062                         break;
02063                 }
02064 
02065                 if (os_strncmp(desc, drv->ifname, os_strlen(drv->ifname)) == 0)
02066                 {
02067                         wpa_printf(MSG_DEBUG, "NDIS: Interface description "
02068                                    "match");
02069                         found = 1;
02070                         break;
02071                 }
02072         }
02073 
02074         if (!found) {
02075                 wpa_printf(MSG_DEBUG, "NDIS: Could not find interface '%s'",
02076                            drv->ifname);
02077                 os_free(b);
02078                 return -1;
02079         }
02080 
02081         os_strlcpy(drv->ifname,
02082                    os_strncmp(name, "\\DEVICE\\", 8) == 0 ? name + 8 : name,
02083                    sizeof(drv->ifname));
02084 #ifdef _WIN32_WCE
02085         drv->adapter_name = wpa_strdup_tchar(drv->ifname);
02086         if (drv->adapter_name == NULL) {
02087                 wpa_printf(MSG_ERROR, "NDIS: Failed to allocate memory for "
02088                            "adapter name");
02089                 os_free(b);
02090                 return -1;
02091         }
02092 #endif /* _WIN32_WCE */
02093 
02094         dpos = os_strstr(desc, " - ");
02095         if (dpos)
02096                 dlen = dpos - desc;
02097         else
02098                 dlen = os_strlen(desc);
02099         drv->adapter_desc = os_malloc(dlen + 1);
02100         if (drv->adapter_desc) {
02101                 os_memcpy(drv->adapter_desc, desc, dlen);
02102                 drv->adapter_desc[dlen] = '\0';
02103         }
02104 
02105         os_free(b);
02106 
02107         if (drv->adapter_desc == NULL)
02108                 return -1;
02109 
02110         wpa_printf(MSG_DEBUG, "NDIS: Adapter description prefix '%s'",
02111                    drv->adapter_desc);
02112 
02113         return 0;
02114 #else /* CONFIG_USE_NDISUIO */
02115         PTSTR _names;
02116         char *names, *pos, *pos2;
02117         ULONG len;
02118         BOOLEAN res;
02119 #define MAX_ADAPTERS 32
02120         char *name[MAX_ADAPTERS];
02121         char *desc[MAX_ADAPTERS];
02122         int num_name, num_desc, i, found_name, found_desc;
02123         size_t dlen;
02124 
02125         wpa_printf(MSG_DEBUG, "NDIS: Packet.dll version: %s",
02126                    PacketGetVersion());
02127 
02128         len = 8192;
02129         _names = os_zalloc(len);
02130         if (_names == NULL)
02131                 return -1;
02132 
02133         res = PacketGetAdapterNames(_names, &len);
02134         if (!res && len > 8192) {
02135                 os_free(_names);
02136                 _names = os_zalloc(len);
02137                 if (_names == NULL)
02138                         return -1;
02139                 res = PacketGetAdapterNames(_names, &len);
02140         }
02141 
02142         if (!res) {
02143                 wpa_printf(MSG_ERROR, "NDIS: Failed to get adapter list "
02144                            "(PacketGetAdapterNames)");
02145                 os_free(_names);
02146                 return -1;
02147         }
02148 
02149         names = (char *) _names;
02150         if (names[0] && names[1] == '\0' && names[2] && names[3] == '\0') {
02151                 wpa_printf(MSG_DEBUG, "NDIS: Looks like adapter names are in "
02152                            "UNICODE");
02153                 /* Convert to ASCII */
02154                 pos2 = pos = names;
02155                 while (pos2 < names + len) {
02156                         if (pos2[0] == '\0' && pos2[1] == '\0' &&
02157                             pos2[2] == '\0' && pos2[3] == '\0') {
02158                                 pos2 += 4;
02159                                 break;
02160                         }
02161                         *pos++ = pos2[0];
02162                         pos2 += 2;
02163                 }
02164                 os_memcpy(pos + 2, names, pos - names);
02165                 pos += 2;
02166         } else
02167                 pos = names;
02168 
02169         num_name = 0;
02170         while (pos < names + len) {
02171                 name[num_name] = pos;
02172                 while (*pos && pos < names + len)
02173                         pos++;
02174                 if (pos + 1 >= names + len) {
02175                         os_free(names);
02176                         return -1;
02177                 }
02178                 pos++;
02179                 num_name++;
02180                 if (num_name >= MAX_ADAPTERS) {
02181                         wpa_printf(MSG_DEBUG, "NDIS: Too many adapters");
02182                         os_free(names);
02183                         return -1;
02184                 }
02185                 if (*pos == '\0') {
02186                         wpa_printf(MSG_DEBUG, "NDIS: %d adapter names found",
02187                                    num_name);
02188                         pos++;
02189                         break;
02190                 }
02191         }
02192 
02193         num_desc = 0;
02194         while (pos < names + len) {
02195                 desc[num_desc] = pos;
02196                 while (*pos && pos < names + len)
02197                         pos++;
02198                 if (pos + 1 >= names + len) {
02199                         os_free(names);
02200                         return -1;
02201                 }
02202                 pos++;
02203                 num_desc++;
02204                 if (num_desc >= MAX_ADAPTERS) {
02205                         wpa_printf(MSG_DEBUG, "NDIS: Too many adapter "
02206                                    "descriptions");
02207                         os_free(names);
02208                         return -1;
02209                 }
02210                 if (*pos == '\0') {
02211                         wpa_printf(MSG_DEBUG, "NDIS: %d adapter descriptions "
02212                                    "found", num_name);
02213                         pos++;
02214                         break;
02215                 }
02216         }
02217 
02218         /*
02219          * Windows 98 with Packet.dll 3.0 alpha3 does not include adapter
02220          * descriptions. Fill in dummy descriptors to work around this.
02221          */
02222         while (num_desc < num_name)
02223                 desc[num_desc++] = "dummy description";
02224 
02225         if (num_name != num_desc) {
02226                 wpa_printf(MSG_DEBUG, "NDIS: mismatch in adapter name and "
02227                            "description counts (%d != %d)",
02228                            num_name, num_desc);
02229                 os_free(names);
02230                 return -1;
02231         }
02232 
02233         found_name = found_desc = -1;
02234         for (i = 0; i < num_name; i++) {
02235                 wpa_printf(MSG_DEBUG, "NDIS: %d - %s - %s",
02236                            i, name[i], desc[i]);
02237                 if (found_name == -1 && os_strstr(name[i], drv->ifname))
02238                         found_name = i;
02239                 if (found_desc == -1 &&
02240                     os_strncmp(desc[i], drv->ifname, os_strlen(drv->ifname)) ==
02241                     0)
02242                         found_desc = i;
02243         }
02244 
02245         if (found_name < 0 && found_desc >= 0) {
02246                 wpa_printf(MSG_DEBUG, "NDIS: Matched interface '%s' based on "
02247                            "description '%s'",
02248                            name[found_desc], desc[found_desc]);
02249                 found_name = found_desc;
02250                 os_strlcpy(drv->ifname,
02251                            os_strncmp(name[found_desc], "\\Device\\NPF_", 12)
02252                            == 0 ? name[found_desc] + 12 : name[found_desc],
02253                            sizeof(drv->ifname));
02254         }
02255 
02256         if (found_name < 0) {
02257                 wpa_printf(MSG_DEBUG, "NDIS: Could not find interface '%s'",
02258                            drv->ifname);
02259                 os_free(names);
02260                 return -1;
02261         }
02262 
02263         i = found_name;
02264         pos = os_strrchr(desc[i], '(');
02265         if (pos) {
02266                 dlen = pos - desc[i];
02267                 pos--;
02268                 if (pos > desc[i] && *pos == ' ')
02269                         dlen--;
02270         } else {
02271                 dlen = os_strlen(desc[i]);
02272         }
02273         drv->adapter_desc = os_malloc(dlen + 1);
02274         if (drv->adapter_desc) {
02275                 os_memcpy(drv->adapter_desc, desc[i], dlen);
02276                 drv->adapter_desc[dlen] = '\0';
02277         }
02278 
02279         os_free(names);
02280 
02281         if (drv->adapter_desc == NULL)
02282                 return -1;
02283 
02284         wpa_printf(MSG_DEBUG, "NDIS: Adapter description prefix '%s'",
02285                    drv->adapter_desc);
02286 
02287         return 0;
02288 #endif /* CONFIG_USE_NDISUIO */
02289 }
02290 
02291 
02292 #if defined(CONFIG_NATIVE_WINDOWS) || defined(__CYGWIN__)
02293 #ifndef _WIN32_WCE
02294 /*
02295  * These structures are undocumented for WinXP; only WinCE version is
02296  * documented. These would be included wzcsapi.h if it were available. Some
02297  * changes here have been needed to make the structures match with WinXP SP2.
02298  * It is unclear whether these work with any other version.
02299  */
02300 
02301 typedef struct {
02302         LPWSTR wszGuid;
02303 } INTF_KEY_ENTRY, *PINTF_KEY_ENTRY;
02304 
02305 typedef struct {
02306         DWORD dwNumIntfs;
02307         PINTF_KEY_ENTRY pIntfs;
02308 } INTFS_KEY_TABLE, *PINTFS_KEY_TABLE;
02309 
02310 typedef struct {
02311         DWORD dwDataLen;
02312         LPBYTE pData;
02313 } RAW_DATA, *PRAW_DATA;
02314 
02315 typedef struct {
02316         LPWSTR wszGuid;
02317         LPWSTR wszDescr;
02318         ULONG ulMediaState;
02319         ULONG ulMediaType;
02320         ULONG ulPhysicalMediaType;
02321         INT nInfraMode;
02322         INT nAuthMode;
02323         INT nWepStatus;
02324 #ifndef _WIN32_WCE
02325         u8 pad[2]; /* why is this needed? */
02326 #endif /* _WIN32_WCE */
02327         DWORD dwCtlFlags;
02328         DWORD dwCapabilities; /* something added for WinXP SP2(?) */
02329         RAW_DATA rdSSID;
02330         RAW_DATA rdBSSID;
02331         RAW_DATA rdBSSIDList;
02332         RAW_DATA rdStSSIDList;
02333         RAW_DATA rdCtrlData;
02334 #ifdef UNDER_CE
02335         BOOL bInitialized;
02336 #endif
02337         DWORD nWPAMCastCipher;
02338         /* add some extra buffer for later additions since this interface is
02339          * far from stable */
02340         u8 later_additions[100];
02341 } INTF_ENTRY, *PINTF_ENTRY;
02342 
02343 #define INTF_ALL 0xffffffff
02344 #define INTF_ALL_FLAGS 0x0000ffff
02345 #define INTF_CTLFLAGS 0x00000010
02346 #define INTFCTL_ENABLED 0x8000
02347 #endif /* _WIN32_WCE */
02348 
02349 
02350 #ifdef _WIN32_WCE
02351 static int wpa_driver_ndis_rebind_adapter(struct wpa_driver_ndis_data *drv)
02352 {
02353         HANDLE ndis;
02354         TCHAR multi[100];
02355         int len;
02356 
02357         len = _tcslen(drv->adapter_name);
02358         if (len > 80)
02359                 return -1;
02360 
02361         ndis = CreateFile(DD_NDIS_DEVICE_NAME, GENERIC_READ | GENERIC_WRITE,
02362                           0, NULL, OPEN_EXISTING, 0, NULL);
02363         if (ndis == INVALID_HANDLE_VALUE) {
02364                 wpa_printf(MSG_DEBUG, "NDIS: Failed to open file to NDIS "
02365                            "device: %d", (int) GetLastError());
02366                 return -1;
02367         }
02368 
02369         len++;
02370         memcpy(multi, drv->adapter_name, len * sizeof(TCHAR));
02371         memcpy(&multi[len], TEXT("NDISUIO\0"), 9 * sizeof(TCHAR));
02372         len += 9;
02373 
02374         if (!DeviceIoControl(ndis, IOCTL_NDIS_REBIND_ADAPTER,
02375                              multi, len * sizeof(TCHAR), NULL, 0, NULL, NULL))
02376         {
02377                 wpa_printf(MSG_DEBUG, "NDIS: IOCTL_NDIS_REBIND_ADAPTER "
02378                            "failed: 0x%x", (int) GetLastError());
02379                 wpa_hexdump_ascii(MSG_DEBUG, "NDIS: rebind multi_sz",
02380                                   (u8 *) multi, len * sizeof(TCHAR));
02381                 CloseHandle(ndis);
02382                 return -1;
02383         }
02384 
02385         CloseHandle(ndis);
02386 
02387         wpa_printf(MSG_DEBUG, "NDIS: Requested NDIS rebind of NDISUIO "
02388                    "protocol");
02389 
02390         return 0;
02391 }
02392 #endif /* _WIN32_WCE */
02393 
02394 
02395 static int wpa_driver_ndis_set_wzc(struct wpa_driver_ndis_data *drv,
02396                                    int enable)
02397 {
02398 #ifdef _WIN32_WCE
02399         HKEY hk, hk2;
02400         LONG ret;
02401         DWORD i, hnd, len;
02402         TCHAR keyname[256], devname[256];
02403 
02404 #define WZC_DRIVER TEXT("Drivers\\BuiltIn\\ZeroConfig")
02405 
02406         if (enable) {
02407                 HANDLE h;
02408                 h = ActivateDeviceEx(WZC_DRIVER, NULL, 0, NULL);
02409                 if (h == INVALID_HANDLE_VALUE || h == 0) {
02410                         wpa_printf(MSG_DEBUG, "NDIS: Failed to re-enable WZC "
02411                                    "- ActivateDeviceEx failed: %d",
02412                                    (int) GetLastError());
02413                         return -1;
02414                 }
02415 
02416                 wpa_printf(MSG_DEBUG, "NDIS: WZC re-enabled");
02417                 return wpa_driver_ndis_rebind_adapter(drv);
02418         }
02419 
02420         /*
02421          * Unfortunately, just disabling the WZC for an interface is not enough
02422          * to free NDISUIO for us, so need to disable and unload WZC completely
02423          * for now when using WinCE with NDISUIO. In addition, must request
02424          * NDISUIO protocol to be rebound to the adapter in order to free the
02425          * NDISUIO binding that WZC hold before us.
02426          */
02427 
02428         /* Enumerate HKLM\Drivers\Active\* to find a handle to WZC. */
02429         ret = RegOpenKeyEx(HKEY_LOCAL_MACHINE, DEVLOAD_ACTIVE_KEY, 0, 0, &hk);
02430         if (ret != ERROR_SUCCESS) {
02431                 wpa_printf(MSG_DEBUG, "NDIS: RegOpenKeyEx(DEVLOAD_ACTIVE_KEY) "
02432                            "failed: %d %d", (int) ret, (int) GetLastError());
02433                 return -1;
02434         }
02435 
02436         for (i = 0; ; i++) {
02437                 len = sizeof(keyname);
02438                 ret = RegEnumKeyEx(hk, i, keyname, &len, NULL, NULL, NULL,
02439                                    NULL);
02440                 if (ret != ERROR_SUCCESS) {
02441                         wpa_printf(MSG_DEBUG, "NDIS: Could not find active "
02442                                    "WZC - assuming it is not running.");
02443                         RegCloseKey(hk);
02444                         return -1;
02445                 }
02446 
02447                 ret = RegOpenKeyEx(hk, keyname, 0, 0, &hk2);
02448                 if (ret != ERROR_SUCCESS) {
02449                         wpa_printf(MSG_DEBUG, "NDIS: RegOpenKeyEx(active dev) "
02450                                    "failed: %d %d",
02451                                    (int) ret, (int) GetLastError());
02452                         continue;
02453                 }
02454 
02455                 len = sizeof(devname);
02456                 ret = RegQueryValueEx(hk2, DEVLOAD_DEVKEY_VALNAME, NULL, NULL,
02457                                       (LPBYTE) devname, &len);
02458                 if (ret != ERROR_SUCCESS) {
02459                         wpa_printf(MSG_DEBUG, "NDIS: RegQueryValueEx("
02460                                    "DEVKEY_VALNAME) failed: %d %d",
02461                                    (int) ret, (int) GetLastError());
02462                         RegCloseKey(hk2);
02463                         continue;
02464                 }
02465 
02466                 if (_tcscmp(devname, WZC_DRIVER) == 0)
02467                         break;
02468 
02469                 RegCloseKey(hk2);
02470         }
02471 
02472         RegCloseKey(hk);
02473 
02474         /* Found WZC - get handle to it. */
02475         len = sizeof(hnd);
02476         ret = RegQueryValueEx(hk2, DEVLOAD_HANDLE_VALNAME, NULL, NULL,
02477                               (PUCHAR) &hnd, &len);
02478         if (ret != ERROR_SUCCESS) {
02479                 wpa_printf(MSG_DEBUG, "NDIS: RegQueryValueEx(HANDLE_VALNAME) "
02480                            "failed: %d %d", (int) ret, (int) GetLastError());
02481                 RegCloseKey(hk2);
02482                 return -1;
02483         }
02484 
02485         RegCloseKey(hk2);
02486 
02487         /* Deactivate WZC */
02488         if (!DeactivateDevice((HANDLE) hnd)) {
02489                 wpa_printf(MSG_DEBUG, "NDIS: DeactivateDevice failed: %d",
02490                            (int) GetLastError());
02491                 return -1;
02492         }
02493 
02494         wpa_printf(MSG_DEBUG, "NDIS: Disabled WZC temporarily");
02495         drv->wzc_disabled = 1;
02496         return wpa_driver_ndis_rebind_adapter(drv);
02497 
02498 #else /* _WIN32_WCE */
02499 
02500         HMODULE hm;
02501         DWORD (WINAPI *wzc_enum_interf)(LPWSTR pSrvAddr,
02502                                         PINTFS_KEY_TABLE pIntfs);
02503         DWORD (WINAPI *wzc_query_interf)(LPWSTR pSrvAddr, DWORD dwInFlags,
02504                                          PINTF_ENTRY pIntf,
02505                                          LPDWORD pdwOutFlags);
02506         DWORD (WINAPI *wzc_set_interf)(LPWSTR pSrvAddr, DWORD dwInFlags,
02507                                        PINTF_ENTRY pIntf, LPDWORD pdwOutFlags);
02508         int ret = -1, j;
02509         DWORD res;
02510         INTFS_KEY_TABLE guids;
02511         INTF_ENTRY intf;
02512         char guid[128];
02513         WCHAR *pos;
02514         DWORD flags, i;
02515 
02516         hm = LoadLibrary(TEXT("wzcsapi.dll"));
02517         if (hm == NULL) {
02518                 wpa_printf(MSG_DEBUG, "NDIS: Failed to load wzcsapi.dll (%u) "
02519                            "- WZC probably not running",
02520                            (unsigned int) GetLastError());
02521                 return -1;
02522         }
02523 
02524 #ifdef _WIN32_WCE
02525         wzc_enum_interf = (void *) GetProcAddressA(hm, "WZCEnumInterfaces");
02526         wzc_query_interf = (void *) GetProcAddressA(hm, "WZCQueryInterface");
02527         wzc_set_interf = (void *) GetProcAddressA(hm, "WZCSetInterface");
02528 #else /* _WIN32_WCE */
02529         wzc_enum_interf = (void *) GetProcAddress(hm, "WZCEnumInterfaces");
02530         wzc_query_interf = (void *) GetProcAddress(hm, "WZCQueryInterface");
02531         wzc_set_interf = (void *) GetProcAddress(hm, "WZCSetInterface");
02532 #endif /* _WIN32_WCE */
02533 
02534         if (wzc_enum_interf == NULL || wzc_query_interf == NULL ||
02535             wzc_set_interf == NULL) {
02536                 wpa_printf(MSG_DEBUG, "NDIS: WZCEnumInterfaces, "
02537                            "WZCQueryInterface, or WZCSetInterface not found "
02538                            "in wzcsapi.dll");
02539                 goto fail;
02540         }
02541 
02542         os_memset(&guids, 0, sizeof(guids));
02543         res = wzc_enum_interf(NULL, &guids);
02544         if (res != 0) {
02545                 wpa_printf(MSG_DEBUG, "NDIS: WZCEnumInterfaces failed: %d; "
02546                            "WZC service is apparently not running",
02547                            (int) res);
02548                 goto fail;
02549         }
02550 
02551         wpa_printf(MSG_DEBUG, "NDIS: WZCEnumInterfaces: %d interfaces",
02552                    (int) guids.dwNumIntfs);
02553 
02554         for (i = 0; i < guids.dwNumIntfs; i++) {
02555                 pos = guids.pIntfs[i].wszGuid;
02556                 for (j = 0; j < sizeof(guid); j++) {
02557                         guid[j] = (char) *pos;
02558                         if (*pos == 0)
02559                                 break;
02560                         pos++;
02561                 }
02562                 guid[sizeof(guid) - 1] = '\0';
02563                 wpa_printf(MSG_DEBUG, "NDIS: intfs %d GUID '%s'",
02564                            (int) i, guid);
02565                 if (os_strstr(drv->ifname, guid) == NULL)
02566                         continue;
02567 
02568                 wpa_printf(MSG_DEBUG, "NDIS: Current interface found from "
02569                            "WZC");
02570                 break;
02571         }
02572 
02573         if (i >= guids.dwNumIntfs) {
02574                 wpa_printf(MSG_DEBUG, "NDIS: Current interface not found from "
02575                            "WZC");
02576                 goto fail;
02577         }
02578 
02579         os_memset(&intf, 0, sizeof(intf));
02580         intf.wszGuid = guids.pIntfs[i].wszGuid;
02581         /* Set flags to verify that the structure has not changed. */
02582         intf.dwCtlFlags = -1;
02583         flags = 0;
02584         res = wzc_query_interf(NULL, INTFCTL_ENABLED, &intf, &flags);
02585         if (res != 0) {
02586                 wpa_printf(MSG_DEBUG, "NDIS: Could not query flags for the "
02587                            "WZC interface: %d (0x%x)",
02588                            (int) res, (int) res);
02589                 wpa_printf(MSG_DEBUG, "NDIS: GetLastError: %u",
02590                            (unsigned int) GetLastError());
02591                 goto fail;
02592         }
02593 
02594         wpa_printf(MSG_DEBUG, "NDIS: WZC interface flags 0x%x dwCtlFlags 0x%x",
02595                    (int) flags, (int) intf.dwCtlFlags);
02596 
02597         if (intf.dwCtlFlags == -1) {
02598                 wpa_printf(MSG_DEBUG, "NDIS: Looks like wzcsapi has changed "
02599                            "again - could not disable WZC");
02600                 wpa_hexdump(MSG_MSGDUMP, "NDIS: intf",
02601                             (u8 *) &intf, sizeof(intf));
02602                 goto fail;
02603         }
02604 
02605         if (enable) {
02606                 if (!(intf.dwCtlFlags & INTFCTL_ENABLED)) {
02607                         wpa_printf(MSG_DEBUG, "NDIS: Enabling WZC for this "
02608                                    "interface");
02609                         intf.dwCtlFlags |= INTFCTL_ENABLED;
02610                         res = wzc_set_interf(NULL, INTFCTL_ENABLED, &intf,
02611                                              &flags);
02612                         if (res != 0) {
02613                                 wpa_printf(MSG_DEBUG, "NDIS: Failed to enable "
02614                                            "WZC: %d (0x%x)",
02615                                            (int) res, (int) res);
02616                                 wpa_printf(MSG_DEBUG, "NDIS: GetLastError: %u",
02617                                            (unsigned int) GetLastError());
02618                                 goto fail;
02619                         }
02620                         wpa_printf(MSG_DEBUG, "NDIS: Re-enabled WZC for this "
02621                                    "interface");
02622                         drv->wzc_disabled = 0;
02623                 }
02624         } else {
02625                 if (intf.dwCtlFlags & INTFCTL_ENABLED) {
02626                         wpa_printf(MSG_DEBUG, "NDIS: Disabling WZC for this "
02627                                    "interface");
02628                         intf.dwCtlFlags &= ~INTFCTL_ENABLED;
02629                         res = wzc_set_interf(NULL, INTFCTL_ENABLED, &intf,
02630                                              &flags);
02631                         if (res != 0) {
02632                                 wpa_printf(MSG_DEBUG, "NDIS: Failed to "
02633                                            "disable WZC: %d (0x%x)",
02634                                            (int) res, (int) res);
02635                                 wpa_printf(MSG_DEBUG, "NDIS: GetLastError: %u",
02636                                            (unsigned int) GetLastError());
02637                                 goto fail;
02638                         }
02639                         wpa_printf(MSG_DEBUG, "NDIS: Disabled WZC temporarily "
02640                                    "for this interface");
02641                         drv->wzc_disabled = 1;
02642                 } else {
02643                         wpa_printf(MSG_DEBUG, "NDIS: WZC was not enabled for "
02644                                    "this interface");
02645                 }
02646         }
02647 
02648         ret = 0;
02649 
02650 fail:
02651         FreeLibrary(hm);
02652 
02653         return ret;
02654 #endif /* _WIN32_WCE */
02655 }
02656 
02657 #else /* CONFIG_NATIVE_WINDOWS || __CYGWIN__ */
02658 
02659 static int wpa_driver_ndis_set_wzc(struct wpa_driver_ndis_data *drv,
02660                                    int enable)
02661 {
02662         return 0;
02663 }
02664 
02665 #endif /* CONFIG_NATIVE_WINDOWS || __CYGWIN__ */
02666 
02667 
02668 #ifdef CONFIG_USE_NDISUIO
02669 /*
02670  * l2_packet_ndis.c is sharing the same handle to NDISUIO, so we must be able
02671  * to export this handle. This is somewhat ugly, but there is no better
02672  * mechanism available to pass data from driver interface to l2_packet wrapper.
02673  */
02674 static HANDLE driver_ndis_ndisuio_handle = INVALID_HANDLE_VALUE;
02675 
02676 HANDLE driver_ndis_get_ndisuio_handle(void)
02677 {
02678         return driver_ndis_ndisuio_handle;
02679 }
02680 #endif /* CONFIG_USE_NDISUIO */
02681 
02682 
02683 static int wpa_driver_ndis_adapter_init(struct wpa_driver_ndis_data *drv)
02684 {
02685 #ifdef CONFIG_USE_NDISUIO
02686 #ifndef _WIN32_WCE
02687 #define NDISUIO_DEVICE_NAME TEXT("\\\\.\\\\Ndisuio")
02688         DWORD written;
02689 #endif /* _WIN32_WCE */
02690         drv->ndisuio = CreateFile(NDISUIO_DEVICE_NAME,
02691                                   GENERIC_READ | GENERIC_WRITE, 0, NULL,
02692                                   OPEN_EXISTING,
02693                                   FILE_ATTRIBUTE_NORMAL | FILE_FLAG_OVERLAPPED,
02694                                   INVALID_HANDLE_VALUE);
02695         if (drv->ndisuio == INVALID_HANDLE_VALUE) {
02696                 wpa_printf(MSG_ERROR, "NDIS: Failed to open connection to "
02697                            "NDISUIO: %d", (int) GetLastError());
02698                 return -1;
02699         }
02700         driver_ndis_ndisuio_handle = drv->ndisuio;
02701 
02702 #ifndef _WIN32_WCE
02703         if (!DeviceIoControl(drv->ndisuio, IOCTL_NDISUIO_BIND_WAIT, NULL, 0,
02704                              NULL, 0, &written, NULL)) {
02705                 wpa_printf(MSG_ERROR, "NDIS: IOCTL_NDISUIO_BIND_WAIT failed: "
02706                            "%d", (int) GetLastError());
02707                 CloseHandle(drv->ndisuio);
02708                 drv->ndisuio = INVALID_HANDLE_VALUE;
02709                 return -1;
02710         }
02711 #endif /* _WIN32_WCE */
02712 
02713         return 0;
02714 #else /* CONFIG_USE_NDISUIO */
02715         return 0;
02716 #endif /* CONFIG_USE_NDISUIO */
02717 }
02718 
02719 
02720 static int wpa_driver_ndis_adapter_open(struct wpa_driver_ndis_data *drv)
02721 {
02722 #ifdef CONFIG_USE_NDISUIO
02723         DWORD written;
02724 #define MAX_NDIS_DEVICE_NAME_LEN 256
02725         WCHAR ifname[MAX_NDIS_DEVICE_NAME_LEN];
02726         size_t len, i, pos;
02727         const char *prefix = "\\DEVICE\\";
02728 
02729 #ifdef _WIN32_WCE
02730         pos = 0;
02731 #else /* _WIN32_WCE */
02732         pos = 8;
02733 #endif /* _WIN32_WCE */
02734         len = pos + os_strlen(drv->ifname);
02735         if (len >= MAX_NDIS_DEVICE_NAME_LEN)
02736                 return -1;
02737         for (i = 0; i < pos; i++)
02738                 ifname[i] = (WCHAR) prefix[i];
02739         for (i = pos; i < len; i++)
02740                 ifname[i] = (WCHAR) drv->ifname[i - pos];
02741         ifname[i] = L'\0';
02742 
02743         if (!DeviceIoControl(drv->ndisuio, IOCTL_NDISUIO_OPEN_DEVICE,
02744                              ifname, len * sizeof(WCHAR), NULL, 0, &written,
02745                              NULL)) {
02746                 wpa_printf(MSG_ERROR, "NDIS: IOCTL_NDISUIO_OPEN_DEVICE "
02747                            "failed: %d", (int) GetLastError());
02748                 wpa_hexdump_ascii(MSG_DEBUG, "NDIS: ifname",
02749                                   (const u8 *) ifname, len * sizeof(WCHAR));
02750                 CloseHandle(drv->ndisuio);
02751                 drv->ndisuio = INVALID_HANDLE_VALUE;
02752                 return -1;
02753         }
02754 
02755         wpa_printf(MSG_DEBUG, "NDIS: Opened NDISUIO device successfully");
02756 
02757         return 0;
02758 #else /* CONFIG_USE_NDISUIO */
02759         char ifname[128];
02760         os_snprintf(ifname, sizeof(ifname), "\\Device\\NPF_%s", drv->ifname);
02761         drv->adapter = PacketOpenAdapter(ifname);
02762         if (drv->adapter == NULL) {
02763                 wpa_printf(MSG_DEBUG, "NDIS: PacketOpenAdapter failed for "
02764                            "'%s'", ifname);
02765                 return -1;
02766         }
02767         return 0;
02768 #endif /* CONFIG_USE_NDISUIO */
02769 }
02770 
02771 
02772 static void wpa_driver_ndis_adapter_close(struct wpa_driver_ndis_data *drv)
02773 {
02774 #ifdef CONFIG_USE_NDISUIO
02775         driver_ndis_ndisuio_handle = INVALID_HANDLE_VALUE;
02776         if (drv->ndisuio != INVALID_HANDLE_VALUE)
02777                 CloseHandle(drv->ndisuio);
02778 #else /* CONFIG_USE_NDISUIO */
02779         if (drv->adapter)
02780                 PacketCloseAdapter(drv->adapter);
02781 #endif /* CONFIG_USE_NDISUIO */
02782 }
02783 
02784 
02785 static int ndis_add_multicast(struct wpa_driver_ndis_data *drv)
02786 {
02787         if (ndis_set_oid(drv, OID_802_3_MULTICAST_LIST,
02788                          (const char *) pae_group_addr, ETH_ALEN) < 0) {
02789                 wpa_printf(MSG_DEBUG, "NDIS: Failed to add PAE group address "
02790                            "to the multicast list");
02791                 return -1;
02792         }
02793 
02794         return 0;
02795 }
02796 
02797 
02798 static void * wpa_driver_ndis_init(void *ctx, const char *ifname)
02799 {
02800         struct wpa_driver_ndis_data *drv;
02801         u32 mode;
02802 
02803         drv = os_zalloc(sizeof(*drv));
02804         if (drv == NULL)
02805                 return NULL;
02806         drv->ctx = ctx;
02807         /*
02808          * Compatibility code to strip possible prefix from the GUID. Previous
02809          * versions include \Device\NPF_ prefix for all names, but the internal
02810          * interface name is now only the GUI. Both Packet32 and NDISUIO
02811          * prefixes are supported.
02812          */
02813         if (os_strncmp(ifname, "\\Device\\NPF_", 12) == 0)
02814                 ifname += 12;
02815         else if (os_strncmp(ifname, "\\DEVICE\\", 8) == 0)
02816                 ifname += 8;
02817         os_strlcpy(drv->ifname, ifname, sizeof(drv->ifname));
02818 
02819         if (wpa_driver_ndis_adapter_init(drv) < 0) {
02820                 os_free(drv);
02821                 return NULL;
02822         }
02823 
02824         if (wpa_driver_ndis_get_names(drv) < 0) {
02825                 wpa_driver_ndis_adapter_close(drv);
02826                 os_free(drv);
02827                 return NULL;
02828         }
02829 
02830         wpa_driver_ndis_set_wzc(drv, 0);
02831 
02832         if (wpa_driver_ndis_adapter_open(drv) < 0) {
02833                 wpa_driver_ndis_adapter_close(drv);
02834                 os_free(drv);
02835                 return NULL;
02836         }
02837 
02838         if (ndis_get_oid(drv, OID_802_3_CURRENT_ADDRESS,
02839                          (char *) drv->own_addr, ETH_ALEN) < 0) {
02840                 wpa_printf(MSG_DEBUG, "NDIS: Get OID_802_3_CURRENT_ADDRESS "
02841                            "failed");
02842                 wpa_driver_ndis_adapter_close(drv);
02843                 os_free(drv);
02844                 return NULL;
02845         }
02846         wpa_driver_ndis_get_capability(drv);
02847 
02848         /* Make sure that the driver does not have any obsolete PMKID entries.
02849          */
02850         wpa_driver_ndis_flush_pmkid(drv);
02851 
02852         /*
02853          * Disconnect to make sure that driver re-associates if it was
02854          * connected.
02855          */
02856         wpa_driver_ndis_disconnect(drv);
02857 
02858         eloop_register_timeout(1, 0, wpa_driver_ndis_poll_timeout, drv, NULL);
02859 
02860 #ifdef CONFIG_NDIS_EVENTS_INTEGRATED
02861         drv->events = ndis_events_init(&drv->events_pipe, &drv->event_avail,
02862                                        drv->ifname, drv->adapter_desc);
02863         if (drv->events == NULL) {
02864                 wpa_driver_ndis_deinit(drv);
02865                 return NULL;
02866         }
02867         eloop_register_event(drv->event_avail, sizeof(drv->event_avail),
02868                              wpa_driver_ndis_event_pipe_cb, drv, NULL);
02869 #endif /* CONFIG_NDIS_EVENTS_INTEGRATED */
02870 
02871 #ifdef _WIN32_WCE
02872         if (ndisuio_notification_init(drv) < 0) {
02873                 wpa_driver_ndis_deinit(drv);
02874                 return NULL;
02875         }
02876 #endif /* _WIN32_WCE */
02877 
02878         /* Set mode here in case card was configured for ad-hoc mode
02879          * previously. */
02880         mode = Ndis802_11Infrastructure;
02881         if (ndis_set_oid(drv, OID_802_11_INFRASTRUCTURE_MODE,
02882                          (char *) &mode, sizeof(mode)) < 0) {
02883                 char buf[8];
02884                 int res;
02885                 wpa_printf(MSG_DEBUG, "NDIS: Failed to set "
02886                            "OID_802_11_INFRASTRUCTURE_MODE (%d)",
02887                            (int) mode);
02888                 /* Try to continue anyway */
02889 
02890                 res = ndis_get_oid(drv, OID_DOT11_CURRENT_OPERATION_MODE, buf,
02891                                    sizeof(buf));
02892                 if (res > 0) {
02893                         wpa_printf(MSG_INFO, "NDIS: The driver seems to use "
02894                                    "Native 802.11 OIDs. These are not yet "
02895                                    "fully supported.");
02896                         drv->native80211 = 1;
02897                 } else if (!drv->has_capability || drv->capa.enc == 0) {
02898                         /*
02899                          * Note: This will also happen with NDIS 6 drivers with
02900                          * Vista.
02901                          */
02902                         wpa_printf(MSG_DEBUG, "NDIS: Driver did not provide "
02903                                    "any wireless capabilities - assume it is "
02904                                    "a wired interface");
02905                         drv->wired = 1;
02906                         drv->capa.flags |= WPA_DRIVER_FLAGS_WIRED;
02907                         drv->has_capability = 1;
02908                         ndis_add_multicast(drv);
02909                 }
02910         }
02911 
02912         return drv;
02913 }
02914 
02915 
02916 static void wpa_driver_ndis_deinit(void *priv)
02917 {
02918         struct wpa_driver_ndis_data *drv = priv;
02919 
02920 #ifdef CONFIG_NDIS_EVENTS_INTEGRATED
02921         if (drv->events) {
02922                 eloop_unregister_event(drv->event_avail,
02923                                        sizeof(drv->event_avail));
02924                 ndis_events_deinit(drv->events);
02925         }
02926 #endif /* CONFIG_NDIS_EVENTS_INTEGRATED */
02927 
02928 #ifdef _WIN32_WCE
02929         ndisuio_notification_deinit(drv);
02930 #endif /* _WIN32_WCE */
02931 
02932         eloop_cancel_timeout(wpa_driver_ndis_scan_timeout, drv, drv->ctx);
02933         eloop_cancel_timeout(wpa_driver_ndis_poll_timeout, drv, NULL);
02934         wpa_driver_ndis_flush_pmkid(drv);
02935         wpa_driver_ndis_disconnect(drv);
02936         if (wpa_driver_ndis_radio_off(drv) < 0) {
02937                 wpa_printf(MSG_DEBUG, "NDIS: failed to disassociate and turn "
02938                            "radio off");
02939         }
02940 
02941         wpa_driver_ndis_adapter_close(drv);
02942 
02943         if (drv->wzc_disabled)
02944                 wpa_driver_ndis_set_wzc(drv, 1);
02945 
02946 #ifdef _WIN32_WCE
02947         os_free(drv->adapter_name);
02948 #endif /* _WIN32_WCE */
02949         os_free(drv->adapter_desc);
02950         os_free(drv);
02951 }
02952 
02953 
02954 static struct wpa_interface_info *
02955 wpa_driver_ndis_get_interfaces(void *global_priv)
02956 {
02957         struct wpa_interface_info *iface = NULL, *niface;
02958 
02959 #ifdef CONFIG_USE_NDISUIO
02960         NDISUIO_QUERY_BINDING *b;
02961         size_t blen = sizeof(*b) + 1024;
02962         int i, error;
02963         DWORD written;
02964         char name[256], desc[256];
02965         WCHAR *pos;
02966         size_t j, len;
02967         HANDLE ndisuio;
02968 
02969         ndisuio = CreateFile(NDISUIO_DEVICE_NAME,
02970                              GENERIC_READ | GENERIC_WRITE, 0, NULL,
02971                              OPEN_EXISTING,
02972                              FILE_ATTRIBUTE_NORMAL | FILE_FLAG_OVERLAPPED,
02973                              INVALID_HANDLE_VALUE);
02974         if (ndisuio == INVALID_HANDLE_VALUE) {
02975                 wpa_printf(MSG_ERROR, "NDIS: Failed to open connection to "
02976                            "NDISUIO: %d", (int) GetLastError());
02977                 return NULL;
02978         }
02979 
02980 #ifndef _WIN32_WCE
02981         if (!DeviceIoControl(ndisuio, IOCTL_NDISUIO_BIND_WAIT, NULL, 0,
02982                              NULL, 0, &written, NULL)) {
02983                 wpa_printf(MSG_ERROR, "NDIS: IOCTL_NDISUIO_BIND_WAIT failed: "
02984                            "%d", (int) GetLastError());
02985                 CloseHandle(ndisuio);
02986                 return NULL;
02987         }
02988 #endif /* _WIN32_WCE */
02989 
02990         b = os_malloc(blen);
02991         if (b == NULL) {
02992                 CloseHandle(ndisuio);
02993                 return NULL;
02994         }
02995 
02996         for (i = 0; ; i++) {
02997                 os_memset(b, 0, blen);
02998                 b->BindingIndex = i;
02999                 if (!DeviceIoControl(ndisuio, IOCTL_NDISUIO_QUERY_BINDING,
03000                                      b, sizeof(NDISUIO_QUERY_BINDING), b, blen,
03001                                      &written, NULL)) {
03002                         error = (int) GetLastError();
03003                         if (error == ERROR_NO_MORE_ITEMS)
03004                                 break;
03005                         wpa_printf(MSG_DEBUG, "IOCTL_NDISUIO_QUERY_BINDING "
03006                                    "failed: %d", error);
03007                         break;
03008                 }
03009 
03010                 pos = (WCHAR *) ((char *) b + b->DeviceNameOffset);
03011                 len = b->DeviceNameLength;
03012                 if (len >= sizeof(name))
03013                         len = sizeof(name) - 1;
03014                 for (j = 0; j < len; j++)
03015                         name[j] = (char) pos[j];
03016                 name[len] = '\0';
03017 
03018                 pos = (WCHAR *) ((char *) b + b->DeviceDescrOffset);
03019                 len = b->DeviceDescrLength;
03020                 if (len >= sizeof(desc))
03021                         len = sizeof(desc) - 1;
03022                 for (j = 0; j < len; j++)
03023                         desc[j] = (char) pos[j];
03024                 desc[len] = '\0';
03025 
03026                 wpa_printf(MSG_DEBUG, "NDIS: %d - %s - %s", i, name, desc);
03027 
03028                 niface = os_zalloc(sizeof(*niface));
03029                 if (niface == NULL)
03030                         break;
03031                 niface->drv_name = "ndis";
03032                 if (os_strncmp(name, "\\DEVICE\\", 8) == 0)
03033                         niface->ifname = os_strdup(name + 8);
03034                 else
03035                         niface->ifname = os_strdup(name);
03036                 if (niface->ifname == NULL) {
03037                         os_free(niface);
03038                         break;
03039                 }
03040                 niface->desc = os_strdup(desc);
03041                 niface->next = iface;
03042                 iface = niface;
03043         }
03044 
03045         os_free(b);
03046         CloseHandle(ndisuio);
03047 #else /* CONFIG_USE_NDISUIO */
03048         PTSTR _names;
03049         char *names, *pos, *pos2;
03050         ULONG len;
03051         BOOLEAN res;
03052         char *name[MAX_ADAPTERS];
03053         char *desc[MAX_ADAPTERS];
03054         int num_name, num_desc, i;
03055 
03056         wpa_printf(MSG_DEBUG, "NDIS: Packet.dll version: %s",
03057                    PacketGetVersion());
03058 
03059         len = 8192;
03060         _names = os_zalloc(len);
03061         if (_names == NULL)
03062                 return NULL;
03063 
03064         res = PacketGetAdapterNames(_names, &len);
03065         if (!res && len > 8192) {
03066                 os_free(_names);
03067                 _names = os_zalloc(len);
03068                 if (_names == NULL)
03069                         return NULL;
03070                 res = PacketGetAdapterNames(_names, &len);
03071         }
03072 
03073         if (!res) {
03074                 wpa_printf(MSG_ERROR, "NDIS: Failed to get adapter list "
03075                            "(PacketGetAdapterNames)");
03076                 os_free(_names);
03077                 return NULL;
03078         }
03079 
03080         names = (char *) _names;
03081         if (names[0] && names[1] == '\0' && names[2] && names[3] == '\0') {
03082                 wpa_printf(MSG_DEBUG, "NDIS: Looks like adapter names are in "
03083                            "UNICODE");
03084                 /* Convert to ASCII */
03085                 pos2 = pos = names;
03086                 while (pos2 < names + len) {
03087                         if (pos2[0] == '\0' && pos2[1] == '\0' &&
03088                             pos2[2] == '\0' && pos2[3] == '\0') {
03089                                 pos2 += 4;
03090                                 break;
03091                         }
03092                         *pos++ = pos2[0];
03093                         pos2 += 2;
03094                 }
03095                 os_memcpy(pos + 2, names, pos - names);
03096                 pos += 2;
03097         } else
03098                 pos = names;
03099 
03100         num_name = 0;
03101         while (pos < names + len) {
03102                 name[num_name] = pos;
03103                 while (*pos && pos < names + len)
03104                         pos++;
03105                 if (pos + 1 >= names + len) {
03106                         os_free(names);
03107                         return NULL;
03108                 }
03109                 pos++;
03110                 num_name++;
03111                 if (num_name >= MAX_ADAPTERS) {
03112                         wpa_printf(MSG_DEBUG, "NDIS: Too many adapters");
03113                         os_free(names);
03114                         return NULL;
03115                 }
03116                 if (*pos == '\0') {
03117                         wpa_printf(MSG_DEBUG, "NDIS: %d adapter names found",
03118                                    num_name);
03119                         pos++;
03120                         break;
03121                 }
03122         }
03123 
03124         num_desc = 0;
03125         while (pos < names + len) {
03126                 desc[num_desc] = pos;
03127                 while (*pos && pos < names + len)
03128                         pos++;
03129                 if (pos + 1 >= names + len) {
03130                         os_free(names);
03131                         return NULL;
03132                 }
03133                 pos++;
03134                 num_desc++;
03135                 if (num_desc >= MAX_ADAPTERS) {
03136                         wpa_printf(MSG_DEBUG, "NDIS: Too many adapter "
03137                                    "descriptions");
03138                         os_free(names);
03139                         return NULL;
03140                 }
03141                 if (*pos == '\0') {
03142                         wpa_printf(MSG_DEBUG, "NDIS: %d adapter descriptions "
03143                                    "found", num_name);
03144                         pos++;
03145                         break;
03146                 }
03147         }
03148 
03149         /*
03150          * Windows 98 with Packet.dll 3.0 alpha3 does not include adapter
03151          * descriptions. Fill in dummy descriptors to work around this.
03152          */
03153         while (num_desc < num_name)
03154                 desc[num_desc++] = "dummy description";
03155 
03156         if (num_name != num_desc) {
03157                 wpa_printf(MSG_DEBUG, "NDIS: mismatch in adapter name and "
03158                            "description counts (%d != %d)",
03159                            num_name, num_desc);
03160                 os_free(names);
03161                 return NULL;
03162         }
03163 
03164         for (i = 0; i < num_name; i++) {
03165                 niface = os_zalloc(sizeof(*niface));
03166                 if (niface == NULL)
03167                         break;
03168                 niface->drv_name = "ndis";
03169                 if (os_strncmp(name[i], "\\Device\\NPF_", 12) == 0)
03170                         niface->ifname = os_strdup(name[i] + 12);
03171                 else
03172                         niface->ifname = os_strdup(name[i]);
03173                 if (niface->ifname == NULL) {
03174                         os_free(niface);
03175                         break;
03176                 }
03177                 niface->desc = os_strdup(desc[i]);
03178                 niface->next = iface;
03179                 iface = niface;
03180         }
03181 
03182 #endif /* CONFIG_USE_NDISUIO */
03183 
03184         return iface;
03185 }
03186 
03187 
03188 const struct wpa_driver_ops wpa_driver_ndis_ops = {
03189         "ndis",
03190         "Windows NDIS driver",
03191         wpa_driver_ndis_get_bssid,
03192         wpa_driver_ndis_get_ssid,
03193         wpa_driver_ndis_set_key,
03194         wpa_driver_ndis_init,
03195         wpa_driver_ndis_deinit,
03196         NULL /* set_param */,
03197         NULL /* set_countermeasures */,
03198         wpa_driver_ndis_deauthenticate,
03199         wpa_driver_ndis_disassociate,
03200         wpa_driver_ndis_associate,
03201         wpa_driver_ndis_add_pmkid,
03202         wpa_driver_ndis_remove_pmkid,
03203         wpa_driver_ndis_flush_pmkid,
03204         wpa_driver_ndis_get_capa,
03205         wpa_driver_ndis_poll,
03206         wpa_driver_ndis_get_ifname,
03207         wpa_driver_ndis_get_mac_addr,
03208         NULL /* send_eapol */,
03209         NULL /* set_operstate */,
03210         NULL /* mlme_setprotection */,
03211         NULL /* get_hw_feature_data */,
03212         NULL /* set_channel */,
03213         NULL /* set_ssid */,
03214         NULL /* set_bssid */,
03215         NULL /* send_mlme */,
03216         NULL /* mlme_add_sta */,
03217         NULL /* mlme_remove_sta */,
03218         NULL /* update_ft_ies */,
03219         NULL /* send_ft_action */,
03220         wpa_driver_ndis_get_scan_results,
03221         NULL /* set_country */,
03222         NULL /* global_init */,
03223         NULL /* global_deinit */,
03224         NULL /* init2 */,
03225         wpa_driver_ndis_get_interfaces,
03226         wpa_driver_ndis_scan,
03227         NULL /* authenticate */,
03228         NULL /* set_beacon */,
03229         NULL /* hapd_init */,
03230         NULL /* hapd_deinit */,
03231         NULL /* set_ieee8021x */,
03232         NULL /* set_privacy */,
03233         NULL /* get_seqnum */,
03234         NULL /* flush */,
03235         NULL /* set_generic_elem */,
03236         NULL /* read_sta_data */,
03237         NULL /* hapd_send_eapol */,
03238         NULL /* sta_deauth */,
03239         NULL /* sta_disassoc */,
03240         NULL /* sta_remove */,
03241         NULL /* hapd_get_ssid */,
03242         NULL /* hapd_set_ssid */,
03243         NULL /* hapd_set_countermeasures */,
03244         NULL /* sta_add */,
03245         NULL /* get_inact_sec */,
03246         NULL /* sta_clear_stats */,
03247         NULL /* set_freq */,
03248         NULL /* set_rts */,
03249         NULL /* set_frag */,
03250         NULL /* sta_set_flags */,
03251         NULL /* set_rate_sets */,
03252         NULL /* set_cts_protect */,
03253         NULL /* set_preamble */,
03254         NULL /* set_short_slot_time */,
03255         NULL /* set_tx_queue_params */,
03256         NULL /* valid_bss_mask */,
03257         NULL /* if_add */,
03258         NULL /* if_remove */,
03259         NULL /* set_sta_vlan */,
03260         NULL /* commit */,
03261         NULL /* send_ether */,
03262         NULL /* set_radius_acl_auth */,
03263         NULL /* set_radius_acl_expire */,
03264         NULL /* set_ht_params */,
03265         NULL /* set_ap_wps_ie */,
03266         NULL /* set_supp_port */,
03267         NULL /* set_wds_sta */,
03268         NULL /* send_action */,
03269         NULL /* remain_on_channel */,
03270         NULL /* cancel_remain_on_channel */,
03271         NULL /* probe_req_report */,
03272         NULL /* disable_11b_rates */,
03273         NULL /* deinit_ap */,
03274         NULL /* suspend */,
03275         NULL /* resume */,
03276         NULL /* signal_monitor */,
03277         NULL /* send_frame */
03278 };


wpa_supplicant
Author(s): Package maintained by Blaise Gassend
autogenerated on Thu Apr 24 2014 15:34:34