dlls/nsiproxy.sys/ndis.c

   1 /*
   2  * nsiproxy.sys ndis module
   3  *
   4  * Copyright 2003, 2006, 2011 Juan Lang
   5  * Copyright 2021 Huw Davies
   6  *
   7  * This library is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU Lesser General Public
   9  * License as published by the Free Software Foundation; either
  10  * version 2.1 of the License, or (at your option) any later version.
  11  *
  12  * This library is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15  * Lesser General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU Lesser General Public
  18  * License along with this library; if not, write to the Free Software
  19  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  20  */
  21 #if 0
  22 #pragma makedep unix
  23 #endif
  24
  25 #include "config.h"
  26
  27 #include <stdarg.h>
  28 #include <sys/types.h>
  29 #include <sys/socket.h>
  30 #include <sys/ioctl.h>
  31 #include <unistd.h>
  32
  33 #ifdef HAVE_NET_IF_H
  34 #include <net/if.h>
  35 #endif
  36
  37 #ifdef HAVE_NET_IF_ARP_H
  38 #include <net/if_arp.h>
  39 #endif
  40
  41 #ifdef HAVE_NETINET_IN_H
  42 #include <netinet/in.h>
  43 #endif
  44
  45 #ifdef HAVE_NETINET_IF_ETHER_H
  46 #include <netinet/if_ether.h>
  47 #endif
  48
  49 #ifdef HAVE_NET_ROUTE_H
  50 #include <net/route.h>
  51 #endif
  52
  53 #ifdef HAVE_SYS_SYSCTL_H
  54 #include <sys/sysctl.h>
  55 #endif
  56
  57 #ifdef HAVE_NET_IF_DL_H
  58 #include <net/if_dl.h>
  59 #endif
  60
  61 #ifdef HAVE_NET_IF_TYPES_H
  62 #include <net/if_types.h>
  63 #endif
  64
  65 #include <pthread.h>
  66
  67 #define NONAMELESSUNION
  68 #include "ntstatus.h"
  69 #define WIN32_NO_STATUS
  70 #include "windef.h"
  71 #include "winbase.h"
  72 #include "winternl.h"
  73 #include "winioctl.h"
  74 #define USE_WS_PREFIX
  75 #include "winsock2.h"
  76 #include "ws2ipdef.h"
  77 #include "nldef.h"
  78 #include "ifdef.h"
  79 #include "netiodef.h"
  80 #include "ddk/wdm.h"
  81 #include "wine/nsi.h"
  82 #include "wine/list.h"
  83 #include "wine/debug.h"
  84 #include "wine/unixlib.h"
  85
  86 #include "unix_private.h"
  87
  88 WINE_DEFAULT_DEBUG_CHANNEL(nsi);
  89
  90 struct if_entry
  91 {
  92     struct list entry;
  93     GUID if_guid;
  94     NET_LUID if_luid;
  95     WCHAR *if_name;
  96     char if_unix_name[IFNAMSIZ];
  97     IF_PHYSICAL_ADDRESS if_phys_addr;
  98     UINT if_index;
  99     UINT if_type;
 100 };
 101
 102 static struct list if_list = LIST_INIT( if_list );
 103 static pthread_mutex_t if_list_lock = PTHREAD_MUTEX_INITIALIZER;
 104
 105 static struct if_entry *find_entry_from_index( UINT index )
 106 {
 107     struct if_entry *entry;
 108
 109     LIST_FOR_EACH_ENTRY( entry, &if_list, struct if_entry, entry )
 110         if (entry->if_index == index) return entry;
 111
 112     return NULL;
 113 }
 114
 115 static struct if_entry *find_entry_from_luid( const NET_LUID *luid )
 116 {
 117     struct if_entry *entry;
 118
 119     LIST_FOR_EACH_ENTRY( entry, &if_list, struct if_entry, entry )
 120         if (entry->if_luid.Value == luid->Value) return entry;
 121
 122     return NULL;
 123 }
 124
 125 #if defined (SIOCGIFHWADDR) && defined (HAVE_STRUCT_IFREQ_IFR_HWADDR)
 126 static NTSTATUS if_get_physical( const char *name, UINT *type, IF_PHYSICAL_ADDRESS *phys_addr )
 127 {
 128     int fd, size, i;
 129     struct ifreq ifr;
 130     NTSTATUS ret = STATUS_SUCCESS;
 131     static const struct type_lookup
 132     {
 133         unsigned short ifi_type;
 134         IFTYPE mib_type;
 135         UINT addr_len;
 136     } types[] =
 137     {
 138         { ARPHRD_LOOPBACK, MIB_IF_TYPE_LOOPBACK, 0 },
 139         { ARPHRD_ETHER, MIB_IF_TYPE_ETHERNET, ETH_ALEN },
 140         { ARPHRD_FDDI, MIB_IF_TYPE_FDDI, ETH_ALEN },
 141         { ARPHRD_IEEE802, MIB_IF_TYPE_TOKENRING, ETH_ALEN },
 142         { ARPHRD_IEEE802_TR, MIB_IF_TYPE_TOKENRING, ETH_ALEN },
 143         { ARPHRD_SLIP, MIB_IF_TYPE_SLIP, 0 },
 144         { ARPHRD_PPP, MIB_IF_TYPE_PPP, 0 }
 145     };
 146
 147     *type = MIB_IF_TYPE_OTHER;
 148     memset( phys_addr, 0, sizeof(*phys_addr) );
 149
 150     size = strlen( name ) + 1;
 151     if (size > sizeof(ifr.ifr_name)) return STATUS_NAME_TOO_LONG;
 152     memset( &ifr, 0, sizeof(ifr) );
 153     memcpy( ifr.ifr_name, name, size );
 154
 155     fd = socket( PF_INET, SOCK_DGRAM, 0 );
 156     if (fd == -1) return STATUS_TOO_MANY_OPENED_FILES;
 157
 158     if (ioctl( fd, SIOCGIFHWADDR, &ifr ))
 159     {
 160         ret = STATUS_DEVICE_DATA_ERROR;
 161         goto err;
 162     }
 163
 164     for (i = 0; i < ARRAY_SIZE(types); i++)
 165         if (ifr.ifr_hwaddr.sa_family == types[i].ifi_type)
 166         {
 167             *type = types[i].mib_type;
 168             phys_addr->Length = types[i].addr_len;
 169             memcpy( phys_addr->Address, ifr.ifr_hwaddr.sa_data, phys_addr->Length );
 170             break;
 171         }
 172
 173 err:
 174     close( fd );
 175     return ret;
 176 }
 177
 178 #elif defined (HAVE_SYS_SYSCTL_H) && defined (HAVE_NET_IF_DL_H)
 179
 180 static NTSTATUS if_get_physical( const char *name, UINT *type, IF_PHYSICAL_ADDRESS *phys_addr )
 181 {
 182     struct if_msghdr *ifm;
 183     struct sockaddr_dl *sdl;
 184     u_char *p, *buf;
 185     size_t mib_len;
 186     int mib[] = { CTL_NET, AF_ROUTE, 0, AF_LINK, NET_RT_IFLIST, 0 }, i;
 187     static const struct type_lookup
 188     {
 189         u_char sdl_type;
 190         IFTYPE mib_type;
 191     } types[] =
 192     {
 193         { IFT_ETHER, MIB_IF_TYPE_ETHERNET },
 194         { IFT_FDDI, MIB_IF_TYPE_FDDI },
 195         { IFT_ISO88024, MIB_IF_TYPE_TOKENRING },
 196         { IFT_ISO88025, MIB_IF_TYPE_TOKENRING },
 197         { IFT_PPP, MIB_IF_TYPE_PPP },
 198         { IFT_SLIP, MIB_IF_TYPE_SLIP },
 199         { IFT_LOOP, MIB_IF_TYPE_LOOPBACK }
 200     };
 201
 202     *type = MIB_IF_TYPE_OTHER;
 203     memset( phys_addr, 0, sizeof(*phys_addr) );
 204
 205     if (sysctl( mib, 6, NULL, &mib_len, NULL, 0 ) < 0) return STATUS_TOO_MANY_OPENED_FILES;
 206
 207     buf = malloc( mib_len );
 208     if (!buf) return STATUS_NO_MEMORY;
 209
 210     if (sysctl( mib, 6, buf, &mib_len, NULL, 0 ) < 0)
 211     {
 212         free( buf );
 213         return STATUS_TOO_MANY_OPENED_FILES;
 214     }
 215
 216     for (p = buf; p < buf + mib_len; p += ifm->ifm_msglen)
 217     {
 218         ifm = (struct if_msghdr *)p;
 219         sdl = (struct sockaddr_dl *)(ifm + 1);
 220
 221         if (ifm->ifm_type != RTM_IFINFO || (ifm->ifm_addrs & RTA_IFP) == 0) continue;
 222
 223         if (sdl->sdl_family != AF_LINK || sdl->sdl_nlen == 0 ||
 224             memcmp( sdl->sdl_data, name, max( sdl->sdl_nlen, strlen( name ) ) ))
 225             continue;
 226
 227         for (i = 0; i < ARRAY_SIZE(types); i++)
 228             if (sdl->sdl_type == types[i].sdl_type)
 229             {
 230                 *type = types[i].mib_type;
 231                 break;
 232             }
 233
 234         phys_addr->Length = sdl->sdl_alen;
 235         if (phys_addr->Length > sizeof(phys_addr->Address)) phys_addr->Length = 0;
 236         memcpy( phys_addr->Address, LLADDR(sdl), phys_addr->Length );
 237         break;
 238     }
 239
 240     free( buf );
 241     return STATUS_SUCCESS;
 242 }
 243 #endif
 244
 245 static WCHAR *strdupAtoW( const char *str )
 246 {
 247     WCHAR *ret = NULL;
 248     SIZE_T len;
 249
 250     if (!str) return ret;
 251     len = strlen( str ) + 1;
 252     ret = malloc( len * sizeof(WCHAR) );
 253     if (ret) ntdll_umbstowcs( str, len, ret, len );
 254     return ret;
 255 }
 256
 257 static struct if_entry *add_entry( UINT index, char *name )
 258 {
 259     struct if_entry *entry;
 260     int name_len = strlen( name );
 261
 262     if (name_len >= sizeof(entry->if_unix_name)) return NULL;
 263     entry = malloc( sizeof(*entry) );
 264     if (!entry) return NULL;
 265
 266     entry->if_index = index;
 267     memcpy( entry->if_unix_name, name, name_len + 1 );
 268     entry->if_name = strdupAtoW( name );
 269     if (!entry->if_name)
 270     {
 271         free( entry );
 272         return NULL;
 273     }
 274
 275     if_get_physical( name, &entry->if_type, &entry->if_phys_addr );
 276
 277     entry->if_luid.Info.Reserved = 0;
 278     entry->if_luid.Info.NetLuidIndex = index;
 279     entry->if_luid.Info.IfType = entry->if_type;
 280
 281     memset( &entry->if_guid, 0, sizeof(entry->if_guid) );
 282     entry->if_guid.Data1 = index;
 283     memcpy( entry->if_guid.Data4 + 2, "NetDev", 6 );
 284
 285     list_add_tail( &if_list, &entry->entry );
 286     return entry;
 287 }
 288
 289 static unsigned int update_if_table( void )
 290 {
 291     struct if_nameindex *indices = if_nameindex(), *entry;
 292     unsigned int append_count = 0;
 293
 294     for (entry = indices; entry->if_index; entry++)
 295     {
 296         if (!find_entry_from_index( entry->if_index ) && add_entry( entry->if_index, entry->if_name ))
 297             ++append_count;
 298     }
 299
 300     if_freenameindex( indices );
 301     return append_count;
 302 }
 303
 304 static void if_counted_string_init( IF_COUNTED_STRING *str, const WCHAR *value )
 305 {
 306     str->Length = value ? min( lstrlenW( value ), ARRAY_SIZE(str->String) - 1 ) * sizeof(WCHAR) : 0;
 307     if (str->Length) memcpy( str->String, value, str->Length );
 308     memset( (char *)str->String + str->Length, 0, sizeof(str->String) - str->Length );
 309 }
 310
 311 static void ifinfo_fill_dynamic( struct if_entry *entry, struct nsi_ndis_ifinfo_dynamic *data )
 312 {
 313     int fd, name_len = strlen( entry->if_unix_name );
 314     struct ifreq req;
 315
 316     memset( data, 0, sizeof(*data) );
 317
 318     if (name_len >= sizeof(req.ifr_name)) return;
 319     memcpy( req.ifr_name, entry->if_unix_name, name_len + 1 );
 320
 321     fd = socket( PF_INET, SOCK_DGRAM, 0 );
 322     if (fd == -1) return;
 323
 324     if (!ioctl( fd, SIOCGIFFLAGS, &req ))
 325     {
 326         if (req.ifr_flags & IFF_UP) data->oper_status = IfOperStatusUp;
 327 #ifdef IFF_DORMANT
 328         else if (req.ifr_flags & IFF_DORMANT) data->oper_status = IfOperStatusDormant;
 329 #endif
 330         else data->oper_status = IfOperStatusDown;
 331     } else data->oper_status = IfOperStatusUnknown;
 332
 333     data->flags.unk = 0;
 334     data->flags.not_media_conn = 0;
 335     data->flags.unk2 = 0;
 336 #ifdef __linux__
 337     {
 338         char filename[64];
 339         FILE *fp;
 340
 341         sprintf( filename, "/sys/class/net/%s/carrier", entry->if_unix_name );
 342         if (!(fp = fopen( filename, "r" ))) data->media_conn_state = MediaConnectStateUnknown;
 343         else
 344         {
 345             if (fgetc( fp ) == '1') data->media_conn_state = MediaConnectStateConnected;
 346             else data->media_conn_state = MediaConnectStateDisconnected;
 347             fclose( fp );
 348         }
 349     }
 350 #else
 351     data->media_conn_state = MediaConnectStateConnected;
 352 #endif
 353     data->unk = 0;
 354
 355     if (!ioctl( fd, SIOCGIFMTU, &req )) data->mtu = req.ifr_mtu;
 356     else data->mtu = 0;
 357
 358     close( fd );
 359
 360 #ifdef __linux__
 361     {
 362         FILE *fp;
 363
 364         if ((fp = fopen( "/proc/net/dev", "r" )))
 365         {
 366             char buf[512], *ptr;
 367
 368             while ((ptr = fgets( buf, sizeof(buf), fp )))
 369             {
 370                 while (*ptr && isspace( *ptr )) ptr++;
 371                 if (!ascii_strncasecmp( ptr, entry->if_unix_name, name_len ) && ptr[name_len] == ':')
 372                 {
 373                     unsigned long long values[9];
 374                     ptr += name_len + 1;
 375                     sscanf( ptr, "%llu %llu %llu %llu %*u %*u %*u %llu %llu %llu %llu %llu",
 376                             values, values + 1, values + 2, values + 3, values + 4,
 377                             values + 5, values + 6, values + 7, values + 8 );
 378                     data->in_octets      = values[0];
 379                     data->in_ucast_pkts  = values[1];
 380                     data->in_errors      = values[2];
 381                     data->in_discards    = values[3];
 382                     data->in_mcast_pkts  = values[4];
 383                     data->out_octets     = values[5];
 384                     data->out_ucast_pkts = values[6];
 385                     data->out_errors     = values[7];
 386                     data->out_discards   = values[8];
 387                     break;
 388                 }
 389             }
 390             fclose( fp );
 391         }
 392     }
 393 #elif defined(HAVE_SYS_SYSCTL_H) && defined(NET_RT_IFLIST)
 394     {
 395         int mib[] = { CTL_NET, PF_ROUTE, 0, AF_INET, NET_RT_IFLIST, entry->if_index };
 396         size_t needed;
 397         char *buf = NULL, *end;
 398         struct if_msghdr *ifm;
 399         struct if_data ifdata;
 400
 401         if (sysctl( mib, ARRAY_SIZE(mib), NULL, &needed, NULL, 0 ) == -1) goto done;
 402         buf = malloc( needed );
 403         if (!buf) goto done;
 404         if (sysctl( mib, ARRAY_SIZE(mib), buf, &needed, NULL, 0 ) == -1) goto done;
 405         for (end = buf + needed; buf < end; buf += ifm->ifm_msglen)
 406         {
 407             ifm = (struct if_msghdr *) buf;
 408             if (ifm->ifm_type == RTM_IFINFO)
 409             {
 410                 ifdata = ifm->ifm_data;
 411                 data->xmit_speed = data->rcv_speed = ifdata.ifi_baudrate;
 412                 data->in_octets = ifdata.ifi_ibytes;
 413                 data->in_errors = ifdata.ifi_ierrors;
 414                 data->in_discards = ifdata.ifi_iqdrops;
 415                 data->in_ucast_pkts = ifdata.ifi_ipackets;
 416                 data->in_mcast_pkts = ifdata.ifi_imcasts;
 417                 data->out_octets = ifdata.ifi_obytes;
 418                 data->out_ucast_pkts = ifdata.ifi_opackets;
 419                 data->out_mcast_pkts = ifdata.ifi_omcasts;
 420                 data->out_errors = ifdata.ifi_oerrors;
 421                 break;
 422             }
 423         }
 424     done:
 425         free( buf );
 426     }
 427 #endif
 428 }
 429
 430 static void ifinfo_fill_entry( struct if_entry *entry, NET_LUID *key, struct nsi_ndis_ifinfo_rw *rw,
 431                                struct nsi_ndis_ifinfo_dynamic *dyn, struct nsi_ndis_ifinfo_static *stat )
 432 {
 433     if (key) memcpy( key, &entry->if_luid, sizeof(entry->if_luid) );
 434
 435     if (rw)
 436     {
 437         memset( &rw->network_guid, 0, sizeof(entry->if_guid) );
 438         rw->admin_status = MIB_IF_ADMIN_STATUS_UP;
 439         if_counted_string_init( &rw->alias, entry->if_name );
 440         memcpy( &rw->phys_addr, &entry->if_phys_addr, sizeof(entry->if_phys_addr) );
 441         rw->pad = 0;
 442         if_counted_string_init( &rw->name2, NULL );
 443         rw->unk = 0;
 444     }
 445
 446     if (dyn) ifinfo_fill_dynamic( entry, dyn );
 447
 448     if (stat)
 449     {
 450         stat->if_index = entry->if_index;
 451         if_counted_string_init( &stat->descr, entry->if_name ); /* get a more descriptive name */
 452         stat->type = entry->if_type;
 453         stat->access_type = (entry->if_type == MIB_IF_TYPE_LOOPBACK) ? NET_IF_ACCESS_LOOPBACK : NET_IF_ACCESS_BROADCAST;
 454         stat->unk = 0;
 455         stat->conn_type = NET_IF_CONNECTION_DEDICATED;
 456         memcpy( &stat->if_guid, &entry->if_guid, sizeof(entry->if_guid) );
 457         stat->conn_present = entry->if_type != MIB_IF_TYPE_LOOPBACK;
 458         memcpy( &stat->perm_phys_addr, &entry->if_phys_addr, sizeof(entry->if_phys_addr) );
 459         stat->flags.hw = entry->if_type != MIB_IF_TYPE_LOOPBACK;
 460         stat->flags.filter = 0;
 461         stat->flags.unk = 0;
 462         stat->media_type = 0;
 463         stat->phys_medium_type = 0;
 464     }
 465 }
 466
 467 static NTSTATUS ifinfo_enumerate_all( void *key_data, UINT key_size, void *rw_data, UINT rw_size,
 468                                       void *dynamic_data, UINT dynamic_size,
 469                                       void *static_data, UINT static_size, UINT_PTR *count )
 470 {
 471     struct if_entry *entry;
 472     UINT num = 0;
 473     NTSTATUS status = STATUS_SUCCESS;
 474     BOOL want_data = key_size || rw_size || dynamic_size || static_size;
 475
 476     TRACE( "%p %d %p %d %p %d %p %d %p\n", key_data, key_size, rw_data, rw_size,
 477            dynamic_data, dynamic_size, static_data, static_size, count );
 478
 479     pthread_mutex_lock( &if_list_lock );
 480
 481     update_if_table();
 482
 483     LIST_FOR_EACH_ENTRY( entry, &if_list, struct if_entry, entry )
 484     {
 485         if (num < *count)
 486         {
 487             ifinfo_fill_entry( entry, key_data, rw_data, dynamic_data, static_data );
 488             key_data = (BYTE *)key_data + key_size;
 489             rw_data = (BYTE *)rw_data + rw_size;
 490             dynamic_data = (BYTE *)dynamic_data + dynamic_size;
 491             static_data = (BYTE *)static_data + static_size;
 492         }
 493         num++;
 494     }
 495
 496     pthread_mutex_unlock( &if_list_lock );
 497
 498     if (!want_data || num <= *count) *count = num;
 499     else status = STATUS_BUFFER_OVERFLOW;
 500
 501     return status;
 502 }
 503
 504 static NTSTATUS ifinfo_get_all_parameters( const void *key, UINT key_size, void *rw_data, UINT rw_size,
 505                                            void *dynamic_data, UINT dynamic_size,
 506                                            void *static_data, UINT static_size )
 507 {
 508     struct if_entry *entry;
 509     NTSTATUS status = STATUS_OBJECT_NAME_NOT_FOUND;
 510
 511     TRACE( "%p %d %p %d %p %d %p %d\n", key, key_size, rw_data, rw_size,
 512            dynamic_data, dynamic_size, static_data, static_size );
 513
 514     pthread_mutex_lock( &if_list_lock );
 515
 516     if (!(entry = find_entry_from_luid( (const NET_LUID *)key )))
 517     {
 518         update_if_table();
 519         entry = find_entry_from_luid( (const NET_LUID *)key );
 520     }
 521     if (entry)
 522     {
 523         ifinfo_fill_entry( entry, NULL, rw_data, dynamic_data, static_data );
 524         status = STATUS_SUCCESS;
 525     }
 526
 527     pthread_mutex_unlock( &if_list_lock );
 528
 529     return status;
 530 }
 531
 532 static NTSTATUS ifinfo_get_rw_parameter( struct if_entry *entry, void *data, UINT data_size, UINT data_offset )
 533 {
 534     switch (data_offset)
 535     {
 536     case FIELD_OFFSET( struct nsi_ndis_ifinfo_rw, alias ):
 537     {
 538         IF_COUNTED_STRING *str = (IF_COUNTED_STRING *)data;
 539         if (data_size != sizeof(*str)) return STATUS_INVALID_PARAMETER;
 540         if_counted_string_init( str, entry->if_name );
 541         return STATUS_SUCCESS;
 542     }
 543     default:
 544         FIXME( "Offset %#x not handled\n", data_offset );
 545     }
 546
 547     return STATUS_INVALID_PARAMETER;
 548 }
 549
 550 static NTSTATUS ifinfo_get_static_parameter( struct if_entry *entry, void *data, UINT data_size, UINT data_offset )
 551 {
 552     switch (data_offset)
 553     {
 554     case FIELD_OFFSET( struct nsi_ndis_ifinfo_static, if_index ):
 555         if (data_size != sizeof(UINT)) return STATUS_INVALID_PARAMETER;
 556         *(UINT *)data = entry->if_index;
 557         return STATUS_SUCCESS;
 558
 559     case FIELD_OFFSET( struct nsi_ndis_ifinfo_static, if_guid ):
 560         if (data_size != sizeof(GUID)) return STATUS_INVALID_PARAMETER;
 561         *(GUID *)data = entry->if_guid;
 562         return STATUS_SUCCESS;
 563
 564     default:
 565         FIXME( "Offset %#x not handled\n", data_offset );
 566     }
 567     return STATUS_INVALID_PARAMETER;
 568 }
 569
 570 static NTSTATUS ifinfo_get_parameter( const void *key, UINT key_size, UINT param_type,
 571                                       void *data, UINT data_size, UINT data_offset )
 572 {
 573     struct if_entry *entry;
 574     NTSTATUS status = STATUS_OBJECT_NAME_NOT_FOUND;
 575
 576     TRACE( "%p %d %d %p %d %d\n", key, key_size, param_type, data, data_size, data_offset );
 577
 578     pthread_mutex_lock( &if_list_lock );
 579
 580     if (!(entry = find_entry_from_luid( (const NET_LUID *)key )))
 581     {
 582         update_if_table();
 583         entry = find_entry_from_luid( (const NET_LUID *)key );
 584     }
 585     if (entry)
 586     {
 587         switch (param_type)
 588         {
 589         case NSI_PARAM_TYPE_RW:
 590             status = ifinfo_get_rw_parameter( entry, data, data_size, data_offset );
 591             break;
 592         case NSI_PARAM_TYPE_STATIC:
 593             status = ifinfo_get_static_parameter( entry, data, data_size, data_offset );
 594             break;
 595         }
 596     }
 597
 598     pthread_mutex_unlock( &if_list_lock );
 599
 600     return status;
 601 }
 602
 603 static NTSTATUS index_luid_get_parameter( const void *key, UINT key_size, UINT param_type,
 604                                           void *data, UINT data_size, UINT data_offset )
 605 {
 606     struct if_entry *entry;
 607     NTSTATUS status = STATUS_OBJECT_NAME_NOT_FOUND;
 608
 609     TRACE( "%p %d %d %p %d %d\n", key, key_size, param_type, data, data_size, data_offset );
 610
 611     if (param_type != NSI_PARAM_TYPE_STATIC || data_size != sizeof(NET_LUID) || data_offset != 0)
 612         return STATUS_INVALID_PARAMETER;
 613
 614     pthread_mutex_lock( &if_list_lock );
 615
 616     if (!(entry = find_entry_from_index( *(UINT *)key )))
 617     {
 618         update_if_table();
 619         entry = find_entry_from_index( *(UINT *)key );
 620     }
 621     if (entry)
 622     {
 623         *(NET_LUID *)data = entry->if_luid;
 624         status = STATUS_SUCCESS;
 625     }
 626     pthread_mutex_unlock( &if_list_lock );
 627     return status;
 628 }
 629
 630 BOOL convert_unix_name_to_luid( const char *unix_name, NET_LUID *luid )
 631 {
 632     struct if_entry *entry;
 633     BOOL ret = FALSE;
 634     int updated = 0;
 635
 636     pthread_mutex_lock( &if_list_lock );
 637
 638     do
 639     {
 640         LIST_FOR_EACH_ENTRY( entry, &if_list, struct if_entry, entry )
 641         {
 642             if (!strcmp( entry->if_unix_name, unix_name ))
 643             {
 644                 *luid = entry->if_luid;
 645                 ret = TRUE;
 646                 goto done;
 647             }
 648         }
 649     } while (!updated++ && update_if_table());
 650
 651 done:
 652     pthread_mutex_unlock( &if_list_lock );
 653
 654     return ret;
 655 }
 656
 657 BOOL convert_luid_to_unix_name( const NET_LUID *luid, const char **unix_name )
 658 {
 659     struct if_entry *entry;
 660     BOOL ret = FALSE;
 661     int updated = 0;
 662
 663     pthread_mutex_lock( &if_list_lock );
 664
 665     do
 666     {
 667         LIST_FOR_EACH_ENTRY( entry, &if_list, struct if_entry, entry )
 668         {
 669             if (entry->if_luid.Value == luid->Value)
 670             {
 671                 *unix_name = entry->if_unix_name;
 672                 ret = TRUE;
 673                 goto done;
 674             }
 675         }
 676     } while (!updated++ && update_if_table());
 677
 678 done:
 679     pthread_mutex_unlock( &if_list_lock );
 680
 681     return ret;
 682 }
 683
 684 static const struct module_table tables[] =
 685 {
 686     {
 687         NSI_NDIS_IFINFO_TABLE,
 688         {
 689             sizeof(NET_LUID), sizeof(struct nsi_ndis_ifinfo_rw),
 690             sizeof(struct nsi_ndis_ifinfo_dynamic), sizeof(struct nsi_ndis_ifinfo_static)
 691         },
 692         ifinfo_enumerate_all,
 693         ifinfo_get_all_parameters,
 694         ifinfo_get_parameter
 695     },
 696     {
 697         NSI_NDIS_INDEX_LUID_TABLE,
 698         {
 699             sizeof(UINT), 0,
 700             0, sizeof(NET_LUID)
 701         },
 702         NULL,
 703         NULL,
 704         index_luid_get_parameter
 705     },
 706     { ~0u }
 707 };
 708
 709 const struct module ndis_module =
 710 {
 711     &NPI_MS_NDIS_MODULEID,
 712     tables
 713 };