reactos/dll/win32/dhcpcsvc/dhcp/adapter.c

   1 #include <rosdhcp.h>
   2
   3 SOCKET DhcpSocket = INVALID_SOCKET;
   4 static LIST_ENTRY AdapterList;
   5 static WSADATA wsd;
   6
   7 PCHAR *GetSubkeyNames( PCHAR MainKeyName, PCHAR Append ) {
   8     int i = 0;
   9     DWORD Error;
  10     HKEY MainKey;
  11     PCHAR *Out, OutKeyName;
  12     DWORD CharTotal = 0, AppendLen = 1 + strlen(Append);
  13     DWORD MaxSubKeyLen = 0, MaxSubKeys = 0;
  14
  15     Error = RegOpenKey( HKEY_LOCAL_MACHINE, MainKeyName, &MainKey );
  16
  17     if( Error ) return NULL;
  18
  19     Error = RegQueryInfoKey
  20         ( MainKey,
  21           NULL, NULL, NULL,
  22           &MaxSubKeys, &MaxSubKeyLen,
  23           NULL, NULL, NULL, NULL, NULL, NULL );
  24
  25     DH_DbgPrint(MID_TRACE,("MaxSubKeys: %d, MaxSubKeyLen %d\n",
  26                            MaxSubKeys, MaxSubKeyLen));
  27
  28     CharTotal = (sizeof(PCHAR) + MaxSubKeyLen + AppendLen) * (MaxSubKeys + 1);
  29
  30     DH_DbgPrint(MID_TRACE,("AppendLen: %d, CharTotal: %d\n",
  31                            AppendLen, CharTotal));
  32
  33     Out = (CHAR**) malloc( CharTotal );
  34     OutKeyName = ((PCHAR)&Out[MaxSubKeys+1]);
  35
  36     if( !Out ) { RegCloseKey( MainKey ); return NULL; }
  37
  38     i = 0;
  39     do {
  40         Out[i] = OutKeyName;
  41         Error = RegEnumKey( MainKey, i, OutKeyName, MaxSubKeyLen );
  42         if( !Error ) {
  43             strcat( OutKeyName, Append );
  44             DH_DbgPrint(MID_TRACE,("[%d]: %s\n", i, OutKeyName));
  45             OutKeyName += strlen(OutKeyName) + 1;
  46             i++;
  47         } else Out[i] = 0;
  48     } while( Error == ERROR_SUCCESS );
  49
  50     RegCloseKey( MainKey );
  51
  52     return Out;
  53 }
  54
  55 PCHAR RegReadString( HKEY Root, PCHAR Subkey, PCHAR Value ) {
  56     PCHAR SubOut = NULL;
  57     DWORD SubOutLen = 0, Error = 0;
  58     HKEY  ValueKey = NULL;
  59
  60     DH_DbgPrint(MID_TRACE,("Looking in %x:%s:%s\n", Root, Subkey, Value ));
  61
  62     if( Subkey && strlen(Subkey) ) {
  63         if( RegOpenKey( Root, Subkey, &ValueKey ) != ERROR_SUCCESS )
  64             goto regerror;
  65     } else ValueKey = Root;
  66
  67     DH_DbgPrint(MID_TRACE,("Got Key %x\n", ValueKey));
  68
  69     if( (Error = RegQueryValueEx( ValueKey, Value, NULL, NULL,
  70                                   (LPBYTE)SubOut, &SubOutLen )) != ERROR_SUCCESS )
  71         goto regerror;
  72
  73     DH_DbgPrint(MID_TRACE,("Value %s has size %d\n", Value, SubOutLen));
  74
  75     if( !(SubOut = (CHAR*) malloc(SubOutLen)) )
  76         goto regerror;
  77
  78     if( (Error = RegQueryValueEx( ValueKey, Value, NULL, NULL,
  79                                   (LPBYTE)SubOut, &SubOutLen )) != ERROR_SUCCESS )
  80         goto regerror;
  81
  82     DH_DbgPrint(MID_TRACE,("Value %s is %s\n", Value, SubOut));
  83
  84     goto cleanup;
  85
  86 regerror:
  87     if( SubOut ) { free( SubOut ); SubOut = NULL; }
  88 cleanup:
  89     if( ValueKey && ValueKey != Root ) {
  90         DH_DbgPrint(MID_TRACE,("Closing key %x\n", ValueKey));
  91         RegCloseKey( ValueKey );
  92     }
  93
  94     DH_DbgPrint(MID_TRACE,("Returning %x with error %d\n", SubOut, Error));
  95
  96     return SubOut;
  97 }
  98
  99 HKEY FindAdapterKey( PDHCP_ADAPTER Adapter ) {
 100     int i = 0;
 101     PCHAR EnumKeyName =
 102         "SYSTEM\\CurrentControlSet\\Control\\Class\\"
 103         "{4D36E972-E325-11CE-BFC1-08002BE10318}";
 104     PCHAR TargetKeyNameStart =
 105         "SYSTEM\\CurrentControlSet\\Services\\Tcpip\\Parameters\\Interfaces\\";
 106     PCHAR TargetKeyName = NULL;
 107     PCHAR *EnumKeysLinkage = GetSubkeyNames( EnumKeyName, "\\Linkage" );
 108     PCHAR *EnumKeysTop     = GetSubkeyNames( EnumKeyName, "" );
 109     PCHAR RootDevice = NULL;
 110     HKEY EnumKey, OutKey = NULL;
 111     DWORD Error = ERROR_SUCCESS;
 112
 113     if( !EnumKeysLinkage || !EnumKeysTop ) goto cleanup;
 114
 115     Error = RegOpenKey( HKEY_LOCAL_MACHINE, EnumKeyName, &EnumKey );
 116
 117     if( Error ) goto cleanup;
 118
 119     for( i = 0; EnumKeysLinkage[i]; i++ ) {
 120         RootDevice = RegReadString
 121             ( EnumKey, EnumKeysLinkage[i], "RootDevice" );
 122
 123         if( RootDevice &&
 124             !strcmp( RootDevice, Adapter->DhclientInfo.name ) ) {
 125             TargetKeyName =
 126                 (CHAR*) malloc( strlen( TargetKeyNameStart ) +
 127                         strlen( RootDevice ) + 1);
 128             if( !TargetKeyName ) goto cleanup;
 129             sprintf( TargetKeyName, "%s%s",
 130                      TargetKeyNameStart, RootDevice );
 131             Error = RegCreateKeyExA( HKEY_LOCAL_MACHINE, TargetKeyName, 0, NULL, 0, KEY_READ, NULL, &OutKey, NULL );
 132             break;
 133         } else {
 134             free( RootDevice ); RootDevice = 0;
 135         }
 136     }
 137
 138 cleanup:
 139     if( RootDevice ) free( RootDevice );
 140     if( EnumKeysLinkage ) free( EnumKeysLinkage );
 141     if( EnumKeysTop ) free( EnumKeysTop );
 142     if( TargetKeyName ) free( TargetKeyName );
 143
 144     return OutKey;
 145 }
 146
 147 BOOL PrepareAdapterForService( PDHCP_ADAPTER Adapter ) {
 148     HKEY AdapterKey;
 149     DWORD Error = ERROR_SUCCESS, DhcpEnabled, Length = sizeof(DWORD);
 150
 151     Adapter->DhclientState.config = &Adapter->DhclientConfig;
 152     strncpy(Adapter->DhclientInfo.name, (char*)Adapter->IfMib.bDescr,
 153             sizeof(Adapter->DhclientInfo.name));
 154
 155     AdapterKey = FindAdapterKey( Adapter );
 156     if( AdapterKey )
 157     {
 158         Error = RegQueryValueEx(AdapterKey, "EnableDHCP", NULL, NULL, (LPBYTE)&DhcpEnabled, &Length);
 159
 160         if (Error != ERROR_SUCCESS || Length != sizeof(DWORD))
 161             DhcpEnabled = 1;
 162
 163         CloseHandle(AdapterKey);
 164     }
 165     else
 166     {
 167         /* DHCP enabled by default */
 168         DhcpEnabled = 1;
 169     }
 170
 171     if( !DhcpEnabled ) {
 172         /* Non-automatic case */
 173         DbgPrint("DHCPCSVC: Adapter Name: [%s] (static)\n", Adapter->DhclientInfo.name);
 174
 175         Adapter->DhclientState.state = S_STATIC;
 176     } else {
 177         /* Automatic case */
 178         DbgPrint("DHCPCSVC: Adapter Name: [%s] (dynamic)\n", Adapter->DhclientInfo.name);
 179
 180         Adapter->DhclientInfo.client->state = S_INIT;
 181     }
 182
 183     return TRUE;
 184 }
 185
 186 void AdapterInit() {
 187     WSAStartup(0x0101,&wsd);
 188
 189     InitializeListHead( &AdapterList );
 190 }
 191
 192 int
 193 InterfaceConnected(const MIB_IFROW* IfEntry)
 194 {
 195     if (IfEntry->dwOperStatus == IF_OPER_STATUS_CONNECTED ||
 196         IfEntry->dwOperStatus == IF_OPER_STATUS_OPERATIONAL)
 197         return 1;
 198
 199     DH_DbgPrint(MID_TRACE,("Interface %d is down\n", IfEntry->dwIndex));
 200     return 0;
 201 }
 202
 203 BOOL
 204 IsReconnectHackNeeded(PDHCP_ADAPTER Adapter, const MIB_IFROW* IfEntry)
 205 {
 206     struct protocol *proto;
 207     PIP_ADAPTER_INFO AdapterInfo, Orig;
 208     DWORD Size, Ret;
 209     char *ZeroAddress = "0.0.0.0";
 210
 211     proto = find_protocol_by_adapter(&Adapter->DhclientInfo);
 212
 213     if (Adapter->DhclientInfo.client->state == S_BOUND && !proto)
 214         return FALSE;
 215
 216     if (Adapter->DhclientInfo.client->state != S_BOUND &&
 217         Adapter->DhclientInfo.client->state != S_STATIC)
 218         return FALSE;
 219
 220     ApiUnlock();
 221
 222     Orig = AdapterInfo = HeapAlloc(GetProcessHeap(), 0, sizeof(IP_ADAPTER_INFO));
 223     Size = sizeof(IP_ADAPTER_INFO);
 224     if (!AdapterInfo)
 225     {
 226         ApiLock();
 227         return FALSE;
 228     }
 229
 230     Ret = GetAdaptersInfo(AdapterInfo, &Size);
 231     if (Ret == ERROR_BUFFER_OVERFLOW)
 232     {
 233         HeapFree(GetProcessHeap(), 0, AdapterInfo);
 234         AdapterInfo = HeapAlloc(GetProcessHeap(), 0, Size);
 235         if (!AdapterInfo)
 236         {
 237             ApiLock();
 238             return FALSE;
 239         }
 240
 241         if (GetAdaptersInfo(AdapterInfo, &Size) != NO_ERROR)
 242         {
 243             ApiLock();
 244             return FALSE;
 245         }
 246
 247         Orig = AdapterInfo;
 248         for (; AdapterInfo != NULL; AdapterInfo = AdapterInfo->Next)
 249         {
 250             if (AdapterInfo->Index == IfEntry->dwIndex)
 251                 break;
 252         }
 253
 254         if (AdapterInfo == NULL)
 255         {
 256             HeapFree(GetProcessHeap(), 0, Orig);
 257             ApiLock();
 258             return FALSE;
 259         }
 260     }
 261     else if (Ret != NO_ERROR)
 262     {
 263         HeapFree(GetProcessHeap(), 0, Orig);
 264         ApiLock();
 265         return FALSE;
 266     }
 267
 268     if (!strcmp(AdapterInfo->IpAddressList.IpAddress.String, ZeroAddress))
 269     {
 270         HeapFree(GetProcessHeap(), 0, Orig);
 271         ApiLock();
 272         return TRUE;
 273     }
 274     else
 275     {
 276         HeapFree(GetProcessHeap(), 0, Orig);
 277         ApiLock();
 278         return FALSE;
 279     }
 280 }
 281
 282 /*
 283  * XXX Figure out the way to bind a specific adapter to a socket.
 284  */
 285 DWORD WINAPI AdapterDiscoveryThread(LPVOID Context) {
 286     PMIB_IFTABLE Table = (PMIB_IFTABLE) malloc(sizeof(MIB_IFTABLE));
 287     DWORD Error, Size = sizeof(MIB_IFTABLE);
 288     PDHCP_ADAPTER Adapter = NULL;
 289     HANDLE AdapterStateChangedEvent = (HANDLE)Context;
 290     struct interface_info *ifi = NULL;
 291     struct protocol *proto;
 292     int i, AdapterCount = 0, Broadcast;
 293
 294     /* FIXME: Kill this thread when the service is stopped */
 295
 296     do {
 297        DH_DbgPrint(MID_TRACE,("Getting Adapter List...\n"));
 298
 299        while( (Error = GetIfTable(Table, &Size, 0 )) ==
 300                ERROR_INSUFFICIENT_BUFFER ) {
 301            DH_DbgPrint(MID_TRACE,("Error %d, New Buffer Size: %d\n", Error, Size));
 302            free( Table );
 303            Table = (PMIB_IFTABLE) malloc( Size );
 304        }
 305
 306        if( Error != NO_ERROR )
 307        {
 308            /* HACK: We are waiting until TCP/IP starts */
 309            Sleep(2000);
 310            continue;
 311        }
 312
 313        DH_DbgPrint(MID_TRACE,("Got Adapter List (%d entries)\n", Table->dwNumEntries));
 314
 315        for( i = Table->dwNumEntries - 1; i >= 0; i-- ) {
 316             DH_DbgPrint(MID_TRACE,("Getting adapter %d attributes\n",
 317                                    Table->table[i].dwIndex));
 318
 319             ApiLock();
 320
 321             if ((Adapter = AdapterFindByHardwareAddress(Table->table[i].bPhysAddr, Table->table[i].dwPhysAddrLen)))
 322             {
 323                 proto = find_protocol_by_adapter(&Adapter->DhclientInfo);
 324
 325                 /* This is an existing adapter */
 326                 if (InterfaceConnected(&Table->table[i])) {
 327                     /* We're still active so we stay in the list */
 328                     ifi = &Adapter->DhclientInfo;
 329
 330                     /* This is a hack because IP helper API sucks */
 331                     if (IsReconnectHackNeeded(Adapter, &Table->table[i]))
 332                     {
 333                         /* This handles a disconnect/reconnect */
 334
 335                         if (proto)
 336                             remove_protocol(proto);
 337                         Adapter->DhclientInfo.client->state = S_INIT;
 338
 339                         /* These are already invalid since the media state change */
 340                         Adapter->RouterMib.dwForwardNextHop = 0;
 341                         Adapter->NteContext = 0;
 342
 343                         add_protocol(Adapter->DhclientInfo.name,
 344                                      Adapter->DhclientInfo.rfdesc,
 345                                      got_one, &Adapter->DhclientInfo);
 346                         state_init(&Adapter->DhclientInfo);
 347
 348                         SetEvent(AdapterStateChangedEvent);
 349                     }
 350
 351                 } else {
 352                     if (proto)
 353                         remove_protocol(proto);
 354
 355                     /* We've lost our link so out we go */
 356                     RemoveEntryList(&Adapter->ListEntry);
 357                     free(Adapter);
 358                 }
 359
 360                 ApiUnlock();
 361
 362                 continue;
 363             }
 364
 365             ApiUnlock();
 366
 367             Adapter = (DHCP_ADAPTER*) calloc( sizeof( DHCP_ADAPTER ) + Table->table[i].dwMtu, 1 );
 368
 369             if( Adapter && Table->table[i].dwType == MIB_IF_TYPE_ETHERNET && InterfaceConnected(&Table->table[i])) {
 370                 memcpy( &Adapter->IfMib, &Table->table[i],
 371                         sizeof(Adapter->IfMib) );
 372                 Adapter->DhclientInfo.client = &Adapter->DhclientState;
 373                 Adapter->DhclientInfo.rbuf = Adapter->recv_buf;
 374                 Adapter->DhclientInfo.rbuf_max = Table->table[i].dwMtu;
 375                 Adapter->DhclientInfo.rbuf_len =
 376                     Adapter->DhclientInfo.rbuf_offset = 0;
 377                 memcpy(Adapter->DhclientInfo.hw_address.haddr,
 378                        Adapter->IfMib.bPhysAddr,
 379                        Adapter->IfMib.dwPhysAddrLen);
 380                 Adapter->DhclientInfo.hw_address.hlen = Adapter->IfMib.dwPhysAddrLen;
 381
 382                 /* I'm not sure where else to set this, but
 383                    some DHCP servers won't take a zero.
 384                    We checked the hardware type earlier in
 385                    the if statement. */
 386                 Adapter->DhclientInfo.hw_address.htype = HTYPE_ETHER;
 387
 388                 if( DhcpSocket == INVALID_SOCKET ) {
 389                     DhcpSocket =
 390                         Adapter->DhclientInfo.rfdesc =
 391                         Adapter->DhclientInfo.wfdesc =
 392                         socket( AF_INET, SOCK_DGRAM, IPPROTO_UDP );
 393
 394                     if (DhcpSocket != INVALID_SOCKET) {
 395
 396                                                 /* Allow broadcast on this socket */
 397                                                 Broadcast = 1;
 398                                                 setsockopt(DhcpSocket,
 399                                                                    SOL_SOCKET,
 400                                                                    SO_BROADCAST,
 401                                                                    (const char *)&Broadcast,
 402                                                                    sizeof(Broadcast));
 403
 404                         Adapter->ListenAddr.sin_family = AF_INET;
 405                         Adapter->ListenAddr.sin_port = htons(LOCAL_PORT);
 406                         Adapter->BindStatus =
 407                              (bind( Adapter->DhclientInfo.rfdesc,
 408                                     (struct sockaddr *)&Adapter->ListenAddr,
 409                                     sizeof(Adapter->ListenAddr) ) == 0) ?
 410                              0 : WSAGetLastError();
 411                     } else {
 412                         error("socket() failed: %d\n", WSAGetLastError());
 413                     }
 414                 } else {
 415                     Adapter->DhclientInfo.rfdesc =
 416                         Adapter->DhclientInfo.wfdesc = DhcpSocket;
 417                 }
 418
 419                 Adapter->DhclientConfig.timeout = DHCP_PANIC_TIMEOUT;
 420                 Adapter->DhclientConfig.initial_interval = DHCP_DISCOVER_INTERVAL;
 421                 Adapter->DhclientConfig.retry_interval = DHCP_DISCOVER_INTERVAL;
 422                 Adapter->DhclientConfig.select_interval = 1;
 423                 Adapter->DhclientConfig.reboot_timeout = DHCP_REBOOT_TIMEOUT;
 424                 Adapter->DhclientConfig.backoff_cutoff = DHCP_BACKOFF_MAX;
 425                 Adapter->DhclientState.interval =
 426                     Adapter->DhclientConfig.retry_interval;
 427
 428                 if( PrepareAdapterForService( Adapter ) ) {
 429                     Adapter->DhclientInfo.next = ifi;
 430                     ifi = &Adapter->DhclientInfo;
 431
 432                     read_client_conf(&Adapter->DhclientInfo);
 433
 434                     if (Adapter->DhclientInfo.client->state == S_INIT)
 435                     {
 436                         add_protocol(Adapter->DhclientInfo.name,
 437                                      Adapter->DhclientInfo.rfdesc,
 438                                      got_one, &Adapter->DhclientInfo);
 439
 440                         state_init(&Adapter->DhclientInfo);
 441                     }
 442
 443                     ApiLock();
 444                     InsertTailList( &AdapterList, &Adapter->ListEntry );
 445                     AdapterCount++;
 446                     SetEvent(AdapterStateChangedEvent);
 447                     ApiUnlock();
 448                 } else { free( Adapter ); Adapter = 0; }
 449             } else { free( Adapter ); Adapter = 0; }
 450
 451             if( !Adapter )
 452                 DH_DbgPrint(MID_TRACE,("Adapter %d was rejected\n",
 453                                        Table->table[i].dwIndex));
 454         }
 455 #if 0
 456         Error = NotifyAddrChange(NULL, NULL);
 457         if (Error != NO_ERROR)
 458             break;
 459 #else
 460         Sleep(3000);
 461 #endif
 462     } while (TRUE);
 463
 464     DbgPrint("DHCPCSVC: Adapter discovery thread is terminating! (Error: %d)\n", Error);
 465
 466     if( Table ) free( Table );
 467     return Error;
 468 }
 469
 470 HANDLE StartAdapterDiscovery(VOID) {
 471     HANDLE ThreadHandle, EventHandle;
 472
 473     EventHandle = CreateEvent(NULL,
 474                               FALSE,
 475                               FALSE,
 476                               NULL);
 477
 478     ThreadHandle = CreateThread(NULL,
 479                                 0,
 480                                 AdapterDiscoveryThread,
 481                                 (LPVOID)EventHandle,
 482                                 0,
 483                                 NULL);
 484
 485     if (ThreadHandle == NULL)
 486         return NULL;
 487
 488     CloseHandle(ThreadHandle);
 489
 490     return EventHandle;
 491 }
 492
 493 void AdapterStop() {
 494     PLIST_ENTRY ListEntry;
 495     PDHCP_ADAPTER Adapter;
 496     ApiLock();
 497     while( !IsListEmpty( &AdapterList ) ) {
 498         ListEntry = (PLIST_ENTRY)RemoveHeadList( &AdapterList );
 499         Adapter = CONTAINING_RECORD( ListEntry, DHCP_ADAPTER, ListEntry );
 500         free( Adapter );
 501     }
 502     ApiUnlock();
 503     WSACleanup();
 504 }
 505
 506 PDHCP_ADAPTER AdapterFindIndex( unsigned int indx ) {
 507     PDHCP_ADAPTER Adapter;
 508     PLIST_ENTRY ListEntry;
 509
 510     for( ListEntry = AdapterList.Flink;
 511          ListEntry != &AdapterList;
 512          ListEntry = ListEntry->Flink ) {
 513         Adapter = CONTAINING_RECORD( ListEntry, DHCP_ADAPTER, ListEntry );
 514         if( Adapter->IfMib.dwIndex == indx ) return Adapter;
 515     }
 516
 517     return NULL;
 518 }
 519
 520 PDHCP_ADAPTER AdapterFindName( const WCHAR *name ) {
 521     PDHCP_ADAPTER Adapter;
 522     PLIST_ENTRY ListEntry;
 523
 524     for( ListEntry = AdapterList.Flink;
 525          ListEntry != &AdapterList;
 526          ListEntry = ListEntry->Flink ) {
 527         Adapter = CONTAINING_RECORD( ListEntry, DHCP_ADAPTER, ListEntry );
 528         if( !wcsicmp( Adapter->IfMib.wszName, name ) ) return Adapter;
 529     }
 530
 531     return NULL;
 532 }
 533
 534 PDHCP_ADAPTER AdapterFindInfo( struct interface_info *ip ) {
 535     PDHCP_ADAPTER Adapter;
 536     PLIST_ENTRY ListEntry;
 537
 538     for( ListEntry = AdapterList.Flink;
 539          ListEntry != &AdapterList;
 540          ListEntry = ListEntry->Flink ) {
 541         Adapter = CONTAINING_RECORD( ListEntry, DHCP_ADAPTER, ListEntry );
 542         if( ip == &Adapter->DhclientInfo ) return Adapter;
 543     }
 544
 545     return NULL;
 546 }
 547
 548 PDHCP_ADAPTER AdapterFindByHardwareAddress( u_int8_t haddr[16], u_int8_t hlen ) {
 549     PDHCP_ADAPTER Adapter;
 550     PLIST_ENTRY ListEntry;
 551
 552     for(ListEntry = AdapterList.Flink;
 553         ListEntry != &AdapterList;
 554         ListEntry = ListEntry->Flink) {
 555        Adapter = CONTAINING_RECORD( ListEntry, DHCP_ADAPTER, ListEntry );
 556        if (Adapter->DhclientInfo.hw_address.hlen == hlen &&
 557            !memcmp(Adapter->DhclientInfo.hw_address.haddr,
 558                   haddr,
 559                   hlen)) return Adapter;
 560     }
 561
 562     return NULL;
 563 }
 564
 565 PDHCP_ADAPTER AdapterGetFirst() {
 566     if( IsListEmpty( &AdapterList ) ) return NULL; else {
 567         return CONTAINING_RECORD
 568             ( AdapterList.Flink, DHCP_ADAPTER, ListEntry );
 569     }
 570 }
 571
 572 PDHCP_ADAPTER AdapterGetNext( PDHCP_ADAPTER This )
 573 {
 574     if( This->ListEntry.Flink == &AdapterList ) return NULL;
 575     return CONTAINING_RECORD
 576         ( This->ListEntry.Flink, DHCP_ADAPTER, ListEntry );
 577 }
 578
 579 void if_register_send(struct interface_info *ip) {
 580
 581 }
 582
 583 void if_register_receive(struct interface_info *ip) {
 584 }