win32/device.c

   1 /*
   2  * Win32 device functions
   3  *
   4  * Copyright 1998 Marcus Meissner
   5  * Copyright 1998 Ulrich Weigand
   6  * Copyright 1998 Patrik Stridvall
   7  *
   8  */
   9
  10 #include <errno.h>
  11 #include <assert.h>
  12 #include <stdlib.h>
  13 #include <unistd.h>
  14 #include <sys/types.h>
  15 #include <sys/stat.h>
  16 #include <sys/mman.h>
  17 #include <fcntl.h>
  18 #include <string.h>
  19 #include <time.h>
  20 #include "windows.h"
  21 #include "winbase.h"
  22 #include "winerror.h"
  23 #include "file.h"
  24 #include "process.h"
  25 #include "mmsystem.h"
  26 #include "heap.h"
  27 #include "debug.h"
  28 #include "winioctl.h"
  29 #include "stackframe.h"
  30 #include "winnt.h"
  31 #include "msdos.h"
  32 #include "miscemu.h"
  33
  34 static void DEVICE_Destroy(K32OBJ *dev);
  35
  36 const K32OBJ_OPS DEVICE_Ops =
  37 {
  38     DEVICE_Destroy      /* destroy */
  39 };
  40
  41 /* The device object */
  42 typedef struct
  43 {
  44     K32OBJ    header;
  45     struct VxDInfo *info;
  46 } DEVICE_OBJECT;
  47
  48
  49 static BOOL32 DeviceIo_VTDAPI(DEVICE_OBJECT *dev, DWORD dwIoControlCode,
  50                               LPVOID lpvInBuffer, DWORD cbInBuffer,
  51                               LPVOID lpvOutBuffer, DWORD cbOutBuffer,
  52                               LPDWORD lpcbBytesReturned,
  53                               LPOVERLAPPED lpOverlapped);
  54 static BOOL32 DeviceIo_MONODEBG(DEVICE_OBJECT *dev, DWORD dwIoControlCode,
  55                               LPVOID lpvInBuffer, DWORD cbInBuffer,
  56                               LPVOID lpvOutBuffer, DWORD cbOutBuffer,
  57                               LPDWORD lpcbBytesReturned,
  58                               LPOVERLAPPED lpOverlapped);
  59
  60 static BOOL32 VxDCall_VMM( DWORD *retv, DWORD service, CONTEXT *context );
  61
  62 static BOOL32 DeviceIo_IFSMgr(DEVICE_OBJECT *dev, DWORD dwIoControlCode,
  63                               LPVOID lpvInBuffer, DWORD cbInBuffer,
  64                               LPVOID lpvOutBuffer, DWORD cbOutBuffer,
  65                               LPDWORD lpcbBytesReturned,
  66                               LPOVERLAPPED lpOverlapped);
  67
  68 static BOOL32 DeviceIo_VWin32(DEVICE_OBJECT *dev, DWORD dwIoControlCode,
  69                               LPVOID lpvInBuffer, DWORD cbInBuffer,
  70                               LPVOID lpvOutBuffer, DWORD cbOutBuffer,
  71                               LPDWORD lpcbBytesReturned,
  72                               LPOVERLAPPED lpOverlapped);
  73
  74 /*
  75  * VxD names are taken from the Win95 DDK
  76  */
  77
  78 struct VxDInfo
  79 {
  80     LPCSTR  name;
  81     WORD    id;
  82     BOOL32  (*vxdcall)(DWORD *, DWORD, CONTEXT *);
  83     BOOL32  (*deviceio)(DEVICE_OBJECT *, DWORD, LPVOID, DWORD,
  84                         LPVOID, DWORD, LPDWORD, LPOVERLAPPED);
  85 }
  86     VxDList[] =
  87 {
  88     /* Standard VxD IDs */
  89     { "VMM",      0x0001, VxDCall_VMM, NULL },
  90     { "DEBUG",    0x0002, NULL, NULL },
  91     { "VPICD",    0x0003, NULL, NULL },
  92     { "VDMAD",    0x0004, NULL, NULL },
  93     { "VTD",      0x0005, NULL, NULL },
  94     { "V86MMGR",  0x0006, NULL, NULL },
  95     { "PAGESWAP", 0x0007, NULL, NULL },
  96     { "PARITY",   0x0008, NULL, NULL },
  97     { "REBOOT",   0x0009, NULL, NULL },
  98     { "VDD",      0x000A, NULL, NULL },
  99     { "VSD",      0x000B, NULL, NULL },
 100     { "VMD",      0x000C, NULL, NULL },
 101     { "VKD",      0x000D, NULL, NULL },
 102     { "VCD",      0x000E, NULL, NULL },
 103     { "VPD",      0x000F, NULL, NULL },
 104     { "BLOCKDEV", 0x0010, NULL, NULL },
 105     { "VMCPD",    0x0011, NULL, NULL },
 106     { "EBIOS",    0x0012, NULL, NULL },
 107     { "BIOSXLAT", 0x0013, NULL, NULL },
 108     { "VNETBIOS", 0x0014, NULL, NULL },
 109     { "DOSMGR",   0x0015, NULL, NULL },
 110     { "WINLOAD",  0x0016, NULL, NULL },
 111     { "SHELL",    0x0017, NULL, NULL },
 112     { "VMPOLL",   0x0018, NULL, NULL },
 113     { "VPROD",    0x0019, NULL, NULL },
 114     { "DOSNET",   0x001A, NULL, NULL },
 115     { "VFD",      0x001B, NULL, NULL },
 116     { "VDD2",     0x001C, NULL, NULL },
 117     { "WINDEBUG", 0x001D, NULL, NULL },
 118     { "TSRLOAD",  0x001E, NULL, NULL },
 119     { "BIOSHOOK", 0x001F, NULL, NULL },
 120     { "INT13",    0x0020, NULL, NULL },
 121     { "PAGEFILE", 0x0021, NULL, NULL },
 122     { "SCSI",     0x0022, NULL, NULL },
 123     { "MCA_POS",  0x0023, NULL, NULL },
 124     { "SCSIFD",   0x0024, NULL, NULL },
 125     { "VPEND",    0x0025, NULL, NULL },
 126     { "VPOWERD",  0x0026, NULL, NULL },
 127     { "VXDLDR",   0x0027, NULL, NULL },
 128     { "NDIS",     0x0028, NULL, NULL },
 129     { "BIOS_EXT", 0x0029, NULL, NULL },
 130     { "VWIN32",   0x002A, NULL, DeviceIo_VWin32 },
 131     { "VCOMM",    0x002B, NULL, NULL },
 132     { "SPOOLER",  0x002C, NULL, NULL },
 133     { "WIN32S",   0x002D, NULL, NULL },
 134     { "DEBUGCMD", 0x002E, NULL, NULL },
 135
 136     { "VNB",      0x0031, NULL, NULL },
 137     { "SERVER",   0x0032, NULL, NULL },
 138     { "CONFIGMG", 0x0033, NULL, NULL },
 139     { "DWCFGMG",  0x0034, NULL, NULL },
 140     { "SCSIPORT", 0x0035, NULL, NULL },
 141     { "VFBACKUP", 0x0036, NULL, NULL },
 142     { "ENABLE",   0x0037, NULL, NULL },
 143     { "VCOND",    0x0038, NULL, NULL },
 144
 145     { "EFAX",     0x003A, NULL, NULL },
 146     { "DSVXD",    0x003B, NULL, NULL },
 147     { "ISAPNP",   0x003C, NULL, NULL },
 148     { "BIOS",     0x003D, NULL, NULL },
 149     { "WINSOCK",  0x003E, NULL, NULL },
 150     { "WSOCK",    0x003E, NULL, NULL },
 151     { "WSIPX",    0x003F, NULL, NULL },
 152     { "IFSMgr",   0x0040, NULL, DeviceIo_IFSMgr },
 153     { "VCDFSD",   0x0041, NULL, NULL },
 154     { "MRCI2",    0x0042, NULL, NULL },
 155     { "PCI",      0x0043, NULL, NULL },
 156     { "PELOADER", 0x0044, NULL, NULL },
 157     { "EISA",     0x0045, NULL, NULL },
 158     { "DRAGCLI",  0x0046, NULL, NULL },
 159     { "DRAGSRV",  0x0047, NULL, NULL },
 160     { "PERF",     0x0048, NULL, NULL },
 161     { "AWREDIR",  0x0049, NULL, NULL },
 162
 163     /* Far East support */
 164     { "ETEN",     0x0060, NULL, NULL },
 165     { "CHBIOS",   0x0061, NULL, NULL },
 166     { "VMSGD",    0x0062, NULL, NULL },
 167     { "VPPID",    0x0063, NULL, NULL },
 168     { "VIME",     0x0064, NULL, NULL },
 169     { "VHBIOSD",  0x0065, NULL, NULL },
 170
 171     /* Multimedia OEM IDs */
 172     { "VTDAPI",   0x0442, NULL, DeviceIo_VTDAPI },
 173
 174     /* Network Device IDs */
 175     { "VNetSup",  0x0480, NULL, NULL },
 176     { "VRedir",   0x0481, NULL, NULL },
 177     { "VBrowse",  0x0482, NULL, NULL },
 178     { "VSHARE",   0x0483, NULL, NULL },
 179     { "IFSMgr",   0x0484, NULL, NULL },
 180     { "MEMPROBE", 0x0485, NULL, NULL },
 181     { "VFAT",     0x0486, NULL, NULL },
 182     { "NWLINK",   0x0487, NULL, NULL },
 183     { "VNWLINK",  0x0487, NULL, NULL },
 184     { "NWSUP",    0x0487, NULL, NULL },
 185     { "VTDI",     0x0488, NULL, NULL },
 186     { "VIP",      0x0489, NULL, NULL },
 187     { "VTCP",     0x048A, NULL, NULL },
 188     { "VCache",   0x048B, NULL, NULL },
 189     { "VUDP",     0x048C, NULL, NULL },
 190     { "VAsync",   0x048D, NULL, NULL },
 191     { "NWREDIR",  0x048E, NULL, NULL },
 192     { "STAT80",   0x048F, NULL, NULL },
 193     { "SCSIPORT", 0x0490, NULL, NULL },
 194     { "FILESEC",  0x0491, NULL, NULL },
 195     { "NWSERVER", 0x0492, NULL, NULL },
 196     { "SECPROV",  0x0493, NULL, NULL },
 197     { "NSCL",     0x0494, NULL, NULL },
 198     { "WSTCP",    0x0495, NULL, NULL },
 199     { "NDIS2SUP", 0x0496, NULL, NULL },
 200     { "MSODISUP", 0x0497, NULL, NULL },
 201     { "Splitter", 0x0498, NULL, NULL },
 202     { "PPP",      0x0499, NULL, NULL },
 203     { "VDHCP",    0x049A, NULL, NULL },
 204     { "VNBT",     0x049B, NULL, NULL },
 205     { "LOGGER",   0x049D, NULL, NULL },
 206     { "EFILTER",  0x049E, NULL, NULL },
 207     { "FFILTER",  0x049F, NULL, NULL },
 208     { "TFILTER",  0x04A0, NULL, NULL },
 209     { "AFILTER",  0x04A1, NULL, NULL },
 210     { "IRLAMP",   0x04A2, NULL, NULL },
 211
 212     { "MONODEBG.VXD", 0x4242, NULL, DeviceIo_MONODEBG },
 213
 214     { NULL,       0,      NULL, NULL }
 215 };
 216
 217 /*
 218  * VMM VxDCall service names are (mostly) taken from Stan Mitchell's
 219  * "Inside the Windows 95 File System"
 220  */
 221
 222 #define N_VMM_SERVICE 41
 223
 224 LPCSTR VMM_Service_Name[N_VMM_SERVICE] =
 225 {
 226     "PageReserve",            /* 0x0000 */
 227     "PageCommit",             /* 0x0001 */
 228     "PageDecommit",           /* 0x0002 */
 229     "PagerRegister",          /* 0x0003 */
 230     "PagerQuery",             /* 0x0004 */
 231     "HeapAllocate",           /* 0x0005 */
 232     "ContextCreate",          /* 0x0006 */
 233     "ContextDestroy",         /* 0x0007 */
 234     "PageAttach",             /* 0x0008 */
 235     "PageFlush",              /* 0x0009 */
 236     "PageFree",               /* 0x000A */
 237     "ContextSwitch",          /* 0x000B */
 238     "HeapReAllocate",         /* 0x000C */
 239     "PageModifyPerm",         /* 0x000D */
 240     "PageQuery",              /* 0x000E */
 241     "GetCurrentContext",      /* 0x000F */
 242     "HeapFree",               /* 0x0010 */
 243     "RegOpenKey",             /* 0x0011 */
 244     "RegCreateKey",           /* 0x0012 */
 245     "RegCloseKey",            /* 0x0013 */
 246     "RegDeleteKey",           /* 0x0014 */
 247     "RegSetValue",            /* 0x0015 */
 248     "RegDeleteValue",         /* 0x0016 */
 249     "RegQueryValue",          /* 0x0017 */
 250     "RegEnumKey",             /* 0x0018 */
 251     "RegEnumValue",           /* 0x0019 */
 252     "RegQueryValueEx",        /* 0x001A */
 253     "RegSetValueEx",          /* 0x001B */
 254     "RegFlushKey",            /* 0x001C */
 255     "RegQueryInfoKey",        /* 0x001D */
 256     "GetDemandPageInfo",      /* 0x001E */
 257     "BlockOnID",              /* 0x001F */
 258     "SignalID",               /* 0x0020 */
 259     "RegLoadKey",             /* 0x0021 */
 260     "RegUnLoadKey",           /* 0x0022 */
 261     "RegSaveKey",             /* 0x0023 */
 262     "RegRemapPreDefKey",      /* 0x0024 */
 263     "PageChangePager",        /* 0x0025 */
 264     "RegQueryMultipleValues", /* 0x0026 */
 265     "RegReplaceKey",          /* 0x0027 */
 266     "<KERNEL32.101>"          /* 0x0028 -- What does this do??? */
 267 };
 268
 269 HANDLE32 DEVICE_Open(LPCSTR filename)
 270 {
 271         DEVICE_OBJECT *dev;
 272         HANDLE32 handle;
 273         int i;
 274
 275         dev = HeapAlloc( SystemHeap, 0, sizeof(DEVICE_OBJECT) );
 276         if (!dev) return INVALID_HANDLE_VALUE32;
 277
 278         dev->header.type = K32OBJ_DEVICE_IOCTL;
 279         dev->header.refcount = 1;
 280         dev->info       = NULL;
 281
 282         for (i = 0; VxDList[i].name; i++)
 283             if (!lstrcmpi32A(VxDList[i].name, filename))
 284                 break;
 285         if (VxDList[i].name)
 286             dev->info = &VxDList[i];
 287         else
 288             FIXME(win32, "Unknown VxD %s\n", filename);
 289
 290
 291         handle = HANDLE_Alloc( PROCESS_Current(), &(dev->header),
 292                                FILE_ALL_ACCESS | GENERIC_READ |
 293                                GENERIC_WRITE | GENERIC_EXECUTE /*FIXME*/, TRUE, -1 );
 294         /* If the allocation failed, the object is already destroyed */
 295         if (handle == INVALID_HANDLE_VALUE32) dev = NULL;
 296         return handle;
 297 }
 298
 299 static void DEVICE_Destroy(K32OBJ *obj)
 300 {
 301     DEVICE_OBJECT *dev = (DEVICE_OBJECT *)obj;
 302     assert( obj->type == K32OBJ_DEVICE_IOCTL );
 303
 304     obj->type = K32OBJ_UNKNOWN;
 305     HeapFree( SystemHeap, 0, dev );
 306 }
 307
 308 /****************************************************************************
 309  *              DeviceIoControl (KERNEL32.188)
 310  * This is one of those big ugly nasty procedure which can do
 311  * a million and one things when it comes to devices. It can also be
 312  * used for VxD communication.
 313  *
 314  * A return value of FALSE indicates that something has gone wrong which
 315  * GetLastError can decypher.
 316  */
 317 BOOL32 WINAPI DeviceIoControl(HANDLE32 hDevice, DWORD dwIoControlCode,
 318                               LPVOID lpvInBuffer, DWORD cbInBuffer,
 319                               LPVOID lpvOutBuffer, DWORD cbOutBuffer,
 320                               LPDWORD lpcbBytesReturned,
 321                               LPOVERLAPPED lpOverlapped)
 322 {
 323         DEVICE_OBJECT   *dev = (DEVICE_OBJECT *)HANDLE_GetObjPtr(
 324                 PROCESS_Current(), hDevice, K32OBJ_DEVICE_IOCTL, 0 /*FIXME*/, NULL );
 325
 326         TRACE(win32, "(%d,%ld,%p,%ld,%p,%ld,%p,%p)\n",
 327                 hDevice,dwIoControlCode,lpvInBuffer,cbInBuffer,
 328                 lpvOutBuffer,cbOutBuffer,lpcbBytesReturned,lpOverlapped
 329         );
 330
 331         if (!dev)
 332         {
 333                 SetLastError( ERROR_INVALID_PARAMETER );
 334                 return FALSE;
 335         }
 336
 337         /* Check if this is a user defined control code for a VxD */
 338         if( HIWORD( dwIoControlCode ) == 0 )
 339         {
 340                 if ( dev->info && dev->info->deviceio )
 341                 {
 342                         return dev->info->deviceio( dev, dwIoControlCode,
 343                                         lpvInBuffer, cbInBuffer,
 344                                         lpvOutBuffer, cbOutBuffer,
 345                                         lpcbBytesReturned, lpOverlapped );
 346                 }
 347                 else
 348                 {
 349                         /* FIXME: Set appropriate error */
 350                         FIXME( win32, "Unimplemented control %ld for VxD device %s\n",
 351                                dwIoControlCode, dev->info ? dev->info->name : "???" );
 352                 }
 353         }
 354         else
 355         {
 356                 switch( dwIoControlCode )
 357                 {
 358                 case FSCTL_DELETE_REPARSE_POINT:
 359                 case FSCTL_DISMOUNT_VOLUME:
 360                 case FSCTL_GET_COMPRESSION:
 361                 case FSCTL_GET_REPARSE_POINT:
 362                 case FSCTL_LOCK_VOLUME:
 363                 case FSCTL_QUERY_ALLOCATED_RANGES:
 364                 case FSCTL_SET_COMPRESSION:
 365                 case FSCTL_SET_REPARSE_POINT:
 366                 case FSCTL_SET_SPARSE:
 367                 case FSCTL_SET_ZERO_DATA:
 368                 case FSCTL_UNLOCK_VOLUME:
 369                 case IOCTL_DISK_CHECK_VERIFY:
 370                 case IOCTL_DISK_EJECT_MEDIA:
 371                 case IOCTL_DISK_FORMAT_TRACKS:
 372                 case IOCTL_DISK_GET_DRIVE_GEOMETRY:
 373                 case IOCTL_DISK_GET_DRIVE_LAYOUT:
 374                 case IOCTL_DISK_GET_MEDIA_TYPES:
 375                 case IOCTL_DISK_GET_PARTITION_INFO:
 376                 case IOCTL_DISK_LOAD_MEDIA:
 377                 case IOCTL_DISK_MEDIA_REMOVAL:
 378                 case IOCTL_DISK_PERFORMANCE:
 379                 case IOCTL_DISK_REASSIGN_BLOCKS:
 380                 case IOCTL_DISK_SET_DRIVE_LAYOUT:
 381                 case IOCTL_DISK_SET_PARTITION_INFO:
 382                 case IOCTL_DISK_VERIFY:
 383                 case IOCTL_SERIAL_LSRMST_INSERT:
 384                 case IOCTL_STORAGE_CHECK_VERIFY:
 385                 case IOCTL_STORAGE_EJECT_MEDIA:
 386                 case IOCTL_STORAGE_GET_MEDIA_TYPES:
 387                 case IOCTL_STORAGE_LOAD_MEDIA:
 388                 case IOCTL_STORAGE_MEDIA_REMOVAL:
 389                         FIXME( win32, "unimplemented dwIoControlCode=%08lx\n", dwIoControlCode);
 390                         SetLastError( ERROR_CALL_NOT_IMPLEMENTED );
 391                         return FALSE;
 392                         break;
 393                 default:
 394                         FIXME( win32, "ignored dwIoControlCode=%08lx\n",dwIoControlCode);
 395                         SetLastError( ERROR_CALL_NOT_IMPLEMENTED );
 396                         return FALSE;
 397                         break;
 398                 }
 399         }
 400         return FALSE;
 401 }
 402
 403 /***********************************************************************
 404  *           DeviceIo_VTDAPI
 405  */
 406 static BOOL32 DeviceIo_VTDAPI(DEVICE_OBJECT *dev, DWORD dwIoControlCode,
 407                               LPVOID lpvInBuffer, DWORD cbInBuffer,
 408                               LPVOID lpvOutBuffer, DWORD cbOutBuffer,
 409                               LPDWORD lpcbBytesReturned,
 410                               LPOVERLAPPED lpOverlapped)
 411 {
 412     BOOL32 retv = TRUE;
 413
 414     switch (dwIoControlCode)
 415     {
 416     case 5:
 417         if (lpvOutBuffer && (cbOutBuffer>=4))
 418             *(DWORD*)lpvOutBuffer = timeGetTime();
 419
 420         if (lpcbBytesReturned)
 421             *lpcbBytesReturned = 4;
 422
 423         break;
 424
 425     default:
 426         FIXME(win32, "Control %ld not implemented\n", dwIoControlCode);
 427         retv = FALSE;
 428         break;
 429     }
 430
 431     return retv;
 432 }
 433
 434
 435
 436
 437
 438 /***********************************************************************
 439  *           VxDCall                   (KERNEL32.[1-9])
 440  */
 441 static void VxDCall( CONTEXT *context, int nArgs )
 442 {
 443     DWORD retv, service;
 444     int i, ok = FALSE;
 445
 446     /* Pop return address to caller */
 447     EIP_reg(context) = STACK32_POP(context);
 448
 449     /* Pop requested service ID */
 450     service = STACK32_POP(context);
 451
 452     TRACE(win32, "(%08lx, ...)\n", service);
 453
 454     for (i = 0; VxDList[i].name; i++)
 455         if (VxDList[i].id == HIWORD(service))
 456             break;
 457
 458     if (!VxDList[i].name)
 459         FIXME(win32, "Unknown VxD (%08lx)\n", service);
 460     else if (!VxDList[i].vxdcall)
 461         FIXME(win32, "Unimplemented VxD (%08lx)\n", service);
 462     else
 463         ok = VxDList[i].vxdcall(&retv, service, context);
 464
 465     /* If unimplemented, trust the caller to have called the
 466        version with the correct number of arguments */
 467     if (!ok)
 468     {
 469         ESP_reg(context) += 4 * nArgs;
 470         retv = 0xffffffff;  /* FIXME */
 471     }
 472
 473     /* Push return address back onto stack */
 474     STACK32_PUSH(context, EIP_reg(context));
 475
 476     /* Return to caller */
 477     EAX_reg(context) = retv;
 478 }
 479
 480 REGS_ENTRYPOINT(VxDCall0) { VxDCall( context, 0 ); }
 481 REGS_ENTRYPOINT(VxDCall1) { VxDCall( context, 1 ); }
 482 REGS_ENTRYPOINT(VxDCall2) { VxDCall( context, 2 ); }
 483 REGS_ENTRYPOINT(VxDCall3) { VxDCall( context, 3 ); }
 484 REGS_ENTRYPOINT(VxDCall4) { VxDCall( context, 4 ); }
 485 REGS_ENTRYPOINT(VxDCall5) { VxDCall( context, 5 ); }
 486 REGS_ENTRYPOINT(VxDCall6) { VxDCall( context, 6 ); }
 487 REGS_ENTRYPOINT(VxDCall7) { VxDCall( context, 7 ); }
 488 REGS_ENTRYPOINT(VxDCall8) { VxDCall( context, 8 ); }
 489
 490 /***********************************************************************
 491  *           VxDCall_VMM
 492  */
 493 BOOL32 VxDCall_VMM( DWORD *retv, DWORD service, CONTEXT *context )
 494 {
 495     BOOL32 ok = TRUE;
 496
 497     switch ( LOWORD(service) )
 498     {
 499     case 0x0011:  /* RegOpenKey */
 500     {
 501         HKEY    hkey       = (HKEY)   STACK32_POP( context );
 502         LPCSTR  lpszSubKey = (LPCSTR) STACK32_POP( context );
 503         LPHKEY  retkey     = (LPHKEY) STACK32_POP( context );
 504         *retv = RegOpenKey32A( hkey, lpszSubKey, retkey );
 505     }
 506     break;
 507
 508     case 0x0012:  /* RegCreateKey */
 509     {
 510         HKEY    hkey       = (HKEY)   STACK32_POP( context );
 511         LPCSTR  lpszSubKey = (LPCSTR) STACK32_POP( context );
 512         LPHKEY  retkey     = (LPHKEY) STACK32_POP( context );
 513         *retv = RegCreateKey32A( hkey, lpszSubKey, retkey );
 514     }
 515     break;
 516
 517     case 0x0013:  /* RegCloseKey */
 518     {
 519         HKEY    hkey       = (HKEY)   STACK32_POP( context );
 520         *retv = RegCloseKey( hkey );
 521     }
 522     break;
 523
 524     case 0x0014:  /* RegDeleteKey */
 525     {
 526         HKEY    hkey       = (HKEY)   STACK32_POP( context );
 527         LPCSTR  lpszSubKey = (LPCSTR) STACK32_POP( context );
 528         *retv = RegDeleteKey32A( hkey, lpszSubKey );
 529     }
 530     break;
 531
 532     case 0x0015:  /* RegSetValue */
 533     {
 534         HKEY    hkey       = (HKEY)   STACK32_POP( context );
 535         LPCSTR  lpszSubKey = (LPCSTR) STACK32_POP( context );
 536         DWORD   dwType     = (DWORD)  STACK32_POP( context );
 537         LPCSTR  lpszData   = (LPCSTR) STACK32_POP( context );
 538         DWORD   cbData     = (DWORD)  STACK32_POP( context );
 539         *retv = RegSetValue32A( hkey, lpszSubKey, dwType, lpszData, cbData );
 540     }
 541     break;
 542
 543     case 0x0016:  /* RegDeleteValue */
 544     {
 545         HKEY    hkey       = (HKEY)   STACK32_POP( context );
 546         LPSTR   lpszValue  = (LPSTR)  STACK32_POP( context );
 547         *retv = RegDeleteValue32A( hkey, lpszValue );
 548     }
 549     break;
 550
 551     case 0x0017:  /* RegQueryValue */
 552     {
 553         HKEY    hkey       = (HKEY)   STACK32_POP( context );
 554         LPSTR   lpszSubKey = (LPSTR)  STACK32_POP( context );
 555         LPSTR   lpszData   = (LPSTR)  STACK32_POP( context );
 556         LPDWORD lpcbData   = (LPDWORD)STACK32_POP( context );
 557         *retv = RegQueryValue32A( hkey, lpszSubKey, lpszData, lpcbData );
 558     }
 559     break;
 560
 561     case 0x0018:  /* RegEnumKey */
 562     {
 563         HKEY    hkey       = (HKEY)   STACK32_POP( context );
 564         DWORD   iSubkey    = (DWORD)  STACK32_POP( context );
 565         LPSTR   lpszName   = (LPSTR)  STACK32_POP( context );
 566         DWORD   lpcchName  = (DWORD)  STACK32_POP( context );
 567         *retv = RegEnumKey32A( hkey, iSubkey, lpszName, lpcchName );
 568     }
 569     break;
 570
 571     case 0x0019:  /* RegEnumValue */
 572     {
 573         HKEY    hkey       = (HKEY)   STACK32_POP( context );
 574         DWORD   iValue     = (DWORD)  STACK32_POP( context );
 575         LPSTR   lpszValue  = (LPSTR)  STACK32_POP( context );
 576         LPDWORD lpcchValue = (LPDWORD)STACK32_POP( context );
 577         LPDWORD lpReserved = (LPDWORD)STACK32_POP( context );
 578         LPDWORD lpdwType   = (LPDWORD)STACK32_POP( context );
 579         LPBYTE  lpbData    = (LPBYTE) STACK32_POP( context );
 580         LPDWORD lpcbData   = (LPDWORD)STACK32_POP( context );
 581         *retv = RegEnumValue32A( hkey, iValue, lpszValue, lpcchValue,
 582                                  lpReserved, lpdwType, lpbData, lpcbData );
 583     }
 584     break;
 585
 586     case 0x001A:  /* RegQueryValueEx */
 587     {
 588         HKEY    hkey       = (HKEY)   STACK32_POP( context );
 589         LPSTR   lpszValue  = (LPSTR)  STACK32_POP( context );
 590         LPDWORD lpReserved = (LPDWORD)STACK32_POP( context );
 591         LPDWORD lpdwType   = (LPDWORD)STACK32_POP( context );
 592         LPBYTE  lpbData    = (LPBYTE) STACK32_POP( context );
 593         LPDWORD lpcbData   = (LPDWORD)STACK32_POP( context );
 594         *retv = RegQueryValueEx32A( hkey, lpszValue, lpReserved,
 595                                     lpdwType, lpbData, lpcbData );
 596     }
 597     break;
 598
 599     case 0x001B:  /* RegSetValueEx */
 600     {
 601         HKEY    hkey       = (HKEY)   STACK32_POP( context );
 602         LPSTR   lpszValue  = (LPSTR)  STACK32_POP( context );
 603         DWORD   dwReserved = (DWORD)  STACK32_POP( context );
 604         DWORD   dwType     = (DWORD)  STACK32_POP( context );
 605         LPBYTE  lpbData    = (LPBYTE) STACK32_POP( context );
 606         DWORD   cbData     = (DWORD)STACK32_POP( context );
 607         *retv = RegSetValueEx32A( hkey, lpszValue, dwReserved,
 608                                   dwType, lpbData, cbData );
 609     }
 610     break;
 611
 612     case 0x001C:  /* RegFlushKey */
 613     {
 614         HKEY    hkey       = (HKEY)   STACK32_POP( context );
 615         *retv = RegFlushKey( hkey );
 616     }
 617     break;
 618
 619     case 0x001D:  /* RegQueryInfoKey */
 620     {
 621         /* NOTE: This VxDCall takes only a subset of the parameters that the
 622                  corresponding Win32 API call does. The implementation in Win95
 623                  ADVAPI32 sets all output parameters not mentioned here to zero. */
 624
 625         HKEY    hkey       = (HKEY)   STACK32_POP( context );
 626         LPDWORD lpcSubKeys = (LPDWORD)STACK32_POP( context );
 627         LPDWORD lpcchMaxSubKey
 628                            = (LPDWORD)STACK32_POP( context );
 629         LPDWORD lpcValues  = (LPDWORD)STACK32_POP( context );
 630         LPDWORD lpcchMaxValueName
 631                            = (LPDWORD)STACK32_POP( context );
 632         LPDWORD lpcchMaxValueData
 633                            = (LPDWORD)STACK32_POP( context );
 634         *retv = RegQueryInfoKey32A( hkey, NULL, NULL, NULL, lpcSubKeys, lpcchMaxSubKey,
 635                                     NULL, lpcValues, lpcchMaxValueName, lpcchMaxValueData,
 636                                     NULL, NULL );
 637     }
 638     break;
 639
 640     case 0x0021:  /* RegLoadKey */
 641     {
 642         HKEY    hkey       = (HKEY)   STACK32_POP( context );
 643         LPCSTR  lpszSubKey = (LPCSTR) STACK32_POP( context );
 644         LPCSTR  lpszFile   = (LPCSTR) STACK32_POP( context );
 645         *retv = RegLoadKey32A( hkey, lpszSubKey, lpszFile );
 646     }
 647     break;
 648
 649     case 0x0022:  /* RegUnLoadKey */
 650     {
 651         HKEY    hkey       = (HKEY)   STACK32_POP( context );
 652         LPCSTR  lpszSubKey = (LPCSTR) STACK32_POP( context );
 653         *retv = RegUnLoadKey32A( hkey, lpszSubKey );
 654     }
 655     break;
 656
 657     case 0x0023:  /* RegSaveKey */
 658     {
 659         HKEY    hkey       = (HKEY)   STACK32_POP( context );
 660         LPCSTR  lpszFile   = (LPCSTR) STACK32_POP( context );
 661         LPSECURITY_ATTRIBUTES sa =
 662                (LPSECURITY_ATTRIBUTES)STACK32_POP( context );
 663         *retv = RegSaveKey32A( hkey, lpszFile, sa );
 664     }
 665     break;
 666
 667 #if 0 /* Functions are not yet implemented in misc/registry.c */
 668     case 0x0024:  /* RegRemapPreDefKey */
 669     case 0x0026:  /* RegQueryMultipleValues */
 670 #endif
 671
 672     case 0x0027:  /* RegReplaceKey */
 673     {
 674         HKEY    hkey       = (HKEY)   STACK32_POP( context );
 675         LPCSTR  lpszSubKey = (LPCSTR) STACK32_POP( context );
 676         LPCSTR  lpszNewFile= (LPCSTR) STACK32_POP( context );
 677         LPCSTR  lpszOldFile= (LPCSTR) STACK32_POP( context );
 678         *retv = RegReplaceKey32A( hkey, lpszSubKey, lpszNewFile, lpszOldFile );
 679     }
 680     break;
 681
 682     default:
 683         if (LOWORD(service) < N_VMM_SERVICE)
 684             FIXME(win32, "Unimplemented service %s (%08lx)\n",
 685                           VMM_Service_Name[LOWORD(service)], service);
 686         else
 687             FIXME(win32, "Unknown service %08lx\n", service);
 688
 689         ok = FALSE;
 690         break;
 691     }
 692
 693     return ok;
 694 }
 695
 696 /***********************************************************************
 697  *           DeviceIo_IFSMgr
 698  * NOTES
 699  *   The ioctls is used by 'MSNET32.DLL'.
 700  *
 701  *   I have been unable to uncover any documentation about the ioctls so
 702  *   the implementation of the cases IFS_IOCTL_21 and IFS_IOCTL_2F are
 703  *   based on a resonable guesses on information found in the Windows 95 DDK.
 704  *
 705  */
 706
 707 /*
 708  * IFSMgr DeviceIO service
 709  */
 710
 711 #define IFS_IOCTL_21                100
 712 #define IFS_IOCTL_2F                101
 713 #define IFS_IOCTL_GET_RES           102
 714 #define IFS_IOCTL_GET_NETPRO_NAME_A 103
 715
 716 struct win32apireq {
 717         unsigned long   ar_proid;
 718         unsigned long   ar_eax;
 719         unsigned long   ar_ebx;
 720         unsigned long   ar_ecx;
 721         unsigned long   ar_edx;
 722         unsigned long   ar_esi;
 723         unsigned long   ar_edi;
 724         unsigned long   ar_ebp;
 725         unsigned short  ar_error;
 726         unsigned short  ar_pad;
 727 };
 728
 729 static void win32apieq_2_CONTEXT(struct win32apireq *pIn,CONTEXT *pCxt)
 730 {
 731         memset(pCxt,0,sizeof(CONTEXT));
 732
 733         pCxt->ContextFlags=CONTEXT_INTEGER|CONTEXT_CONTROL;
 734         pCxt->Eax = pIn->ar_eax;
 735         pCxt->Ebx = pIn->ar_ebx;
 736         pCxt->Ecx = pIn->ar_ecx;
 737         pCxt->Edx = pIn->ar_edx;
 738         pCxt->Esi = pIn->ar_esi;
 739         pCxt->Edi = pIn->ar_edi;
 740
 741         /* FIXME: Only partial CONTEXT_CONTROL */
 742         pCxt->Ebp = pIn->ar_ebp;
 743
 744         /* FIXME: pIn->ar_proid ignored */
 745         /* FIXME: pIn->ar_error ignored */
 746         /* FIXME: pIn->ar_pad ignored */
 747 }
 748
 749 static void CONTEXT_2_win32apieq(CONTEXT *pCxt,struct win32apireq *pOut)
 750 {
 751         memset(pOut,0,sizeof(struct win32apireq));
 752
 753         pOut->ar_eax = pCxt->Eax;
 754         pOut->ar_ebx = pCxt->Ebx;
 755         pOut->ar_ecx = pCxt->Ecx;
 756         pOut->ar_edx = pCxt->Edx;
 757         pOut->ar_esi = pCxt->Esi;
 758         pOut->ar_edi = pCxt->Edi;
 759
 760         /* FIXME: Only partial CONTEXT_CONTROL */
 761         pOut->ar_ebp = pCxt->Ebp;
 762
 763         /* FIXME: pOut->ar_proid ignored */
 764         /* FIXME: pOut->ar_error ignored */
 765         /* FIXME: pOut->ar_pad ignored */
 766 }
 767
 768 static BOOL32 DeviceIo_IFSMgr(DEVICE_OBJECT *dev, DWORD dwIoControlCode,
 769                               LPVOID lpvInBuffer, DWORD cbInBuffer,
 770                               LPVOID lpvOutBuffer, DWORD cbOutBuffer,
 771                               LPDWORD lpcbBytesReturned,
 772                               LPOVERLAPPED lpOverlapped)
 773 {
 774     BOOL32 retv = TRUE;
 775         TRACE(win32,"(%p,%ld,%p,%ld,%p,%ld,%p,%p): stub\n",
 776                         dev,dwIoControlCode,
 777                         lpvInBuffer,cbInBuffer,
 778                         lpvOutBuffer,cbOutBuffer,
 779                         lpcbBytesReturned,
 780                         lpOverlapped);
 781
 782     switch (dwIoControlCode)
 783     {
 784         case IFS_IOCTL_21:
 785         case IFS_IOCTL_2F:{
 786                 CONTEXT cxt;
 787                 struct win32apireq *pIn=(struct win32apireq *) lpvInBuffer;
 788                 struct win32apireq *pOut=(struct win32apireq *) lpvOutBuffer;
 789
 790                 TRACE(win32,
 791                         "Control '%s': "
 792                         "proid=0x%08lx, eax=0x%08lx, ebx=0x%08lx, ecx=0x%08lx, "
 793                         "edx=0x%08lx, esi=0x%08lx, edi=0x%08lx, ebp=0x%08lx, "
 794                         "error=0x%04x, pad=0x%04x\n",
 795                         (dwIoControlCode==IFS_IOCTL_21)?"IFS_IOCTL_21":"IFS_IOCTL_2F",
 796                         pIn->ar_proid, pIn->ar_eax, pIn->ar_ebx, pIn->ar_ecx,
 797                         pIn->ar_edx, pIn->ar_esi, pIn->ar_edi, pIn->ar_ebp,
 798                         pIn->ar_error, pIn->ar_pad
 799                 );
 800
 801                 win32apieq_2_CONTEXT(pIn,&cxt);
 802
 803                 if(dwIoControlCode==IFS_IOCTL_21)
 804                 {
 805                         DOS3Call(&cxt); /* Call int 21h */
 806                 } else {
 807                         INT_Int2fHandler(&cxt); /* Call int 2Fh */
 808                 }
 809
 810                 CONTEXT_2_win32apieq(&cxt,pOut);
 811
 812         retv = TRUE;
 813         } break;
 814         case IFS_IOCTL_GET_RES:{
 815         FIXME(win32, "Control 'IFS_IOCTL_GET_RES' not implemented\n");
 816         retv = FALSE;
 817         } break;
 818         case IFS_IOCTL_GET_NETPRO_NAME_A:{
 819         FIXME(win32, "Control 'IFS_IOCTL_GET_NETPRO_NAME_A' not implemented\n");
 820         retv = FALSE;
 821         } break;
 822     default:
 823         FIXME(win32, "Control %ld not implemented\n", dwIoControlCode);
 824         retv = FALSE;
 825     }
 826
 827     return retv;
 828 }
 829
 830
 831 /***********************************************************************
 832  *           DeviceIo_VWin32
 833  */
 834
 835 static void DIOCRegs_2_CONTEXT( DIOC_REGISTERS *pIn, CONTEXT *pCxt )
 836 {
 837     memset( pCxt, 0, sizeof(CONTEXT) );
 838     /* Note: segment registers == 0 means that CTX_SEG_OFF_TO_LIN
 839              will interpret 32-bit register contents as linear pointers */
 840
 841     pCxt->ContextFlags=CONTEXT_INTEGER|CONTEXT_CONTROL;
 842     pCxt->Eax = pIn->reg_EAX;
 843     pCxt->Ebx = pIn->reg_EBX;
 844     pCxt->Ecx = pIn->reg_ECX;
 845     pCxt->Edx = pIn->reg_EDX;
 846     pCxt->Esi = pIn->reg_ESI;
 847     pCxt->Edi = pIn->reg_EDI;
 848
 849     /* FIXME: Only partial CONTEXT_CONTROL */
 850     pCxt->EFlags = pIn->reg_Flags;
 851 }
 852
 853 static void CONTEXT_2_DIOCRegs( CONTEXT *pCxt, DIOC_REGISTERS *pOut )
 854 {
 855     memset( pOut, 0, sizeof(DIOC_REGISTERS) );
 856
 857     pOut->reg_EAX = pCxt->Eax;
 858     pOut->reg_EBX = pCxt->Ebx;
 859     pOut->reg_ECX = pCxt->Ecx;
 860     pOut->reg_EDX = pCxt->Edx;
 861     pOut->reg_ESI = pCxt->Esi;
 862     pOut->reg_EDI = pCxt->Edi;
 863
 864     /* FIXME: Only partial CONTEXT_CONTROL */
 865     pOut->reg_Flags = pCxt->EFlags;
 866 }
 867
 868
 869 static BOOL32 DeviceIo_VWin32(DEVICE_OBJECT *dev, DWORD dwIoControlCode,
 870                               LPVOID lpvInBuffer, DWORD cbInBuffer,
 871                               LPVOID lpvOutBuffer, DWORD cbOutBuffer,
 872                               LPDWORD lpcbBytesReturned,
 873                               LPOVERLAPPED lpOverlapped)
 874 {
 875     BOOL32 retv = TRUE;
 876
 877     switch (dwIoControlCode)
 878     {
 879     case VWIN32_DIOC_DOS_IOCTL:
 880     case VWIN32_DIOC_DOS_INT13:
 881     case VWIN32_DIOC_DOS_INT25:
 882     case VWIN32_DIOC_DOS_INT26:
 883     {
 884         CONTEXT cxt;
 885         DIOC_REGISTERS *pIn  = (DIOC_REGISTERS *)lpvInBuffer;
 886         DIOC_REGISTERS *pOut = (DIOC_REGISTERS *)lpvOutBuffer;
 887
 888         TRACE( win32, "Control '%s': "
 889                       "eax=0x%08lx, ebx=0x%08lx, ecx=0x%08lx, "
 890                       "edx=0x%08lx, esi=0x%08lx, edi=0x%08lx ",
 891                       (dwIoControlCode == VWIN32_DIOC_DOS_IOCTL)? "VWIN32_DIOC_DOS_IOCTL" :
 892                       (dwIoControlCode == VWIN32_DIOC_DOS_INT13)? "VWIN32_DIOC_DOS_INT13" :
 893                       (dwIoControlCode == VWIN32_DIOC_DOS_INT25)? "VWIN32_DIOC_DOS_INT25" :
 894                       (dwIoControlCode == VWIN32_DIOC_DOS_INT26)? "VWIN32_DIOC_DOS_INT26" : "???",
 895                       pIn->reg_EAX, pIn->reg_EBX, pIn->reg_ECX,
 896                       pIn->reg_EDX, pIn->reg_ESI, pIn->reg_EDI );
 897
 898         DIOCRegs_2_CONTEXT( pIn, &cxt );
 899
 900         switch (dwIoControlCode)
 901         {
 902         case VWIN32_DIOC_DOS_IOCTL: DOS3Call( &cxt ); break; /* Call int 21h */
 903         case VWIN32_DIOC_DOS_INT13: INT_Int13Handler( &cxt ); break;
 904         case VWIN32_DIOC_DOS_INT25: INT_Int25Handler( &cxt ); break;
 905         case VWIN32_DIOC_DOS_INT26: INT_Int26Handler( &cxt ); break;
 906         }
 907
 908         CONTEXT_2_DIOCRegs( &cxt, pOut );
 909     }
 910     break;
 911
 912     case VWIN32_DIOC_SIMCTRLC:
 913         FIXME(win32, "Control VWIN32_DIOC_SIMCTRLC not implemented\n");
 914         retv = FALSE;
 915         break;
 916
 917     default:
 918         FIXME(win32, "Unknown Control %ld\n", dwIoControlCode);
 919         retv = FALSE;
 920         break;
 921     }
 922
 923     return retv;
 924 }
 925
 926
 927
 928
 929
 930 /* this is used by some Origin games */
 931 static BOOL32 DeviceIo_MONODEBG(DEVICE_OBJECT *dev, DWORD dwIoControlCode,
 932                               LPVOID lpvInBuffer, DWORD cbInBuffer,
 933                               LPVOID lpvOutBuffer, DWORD cbOutBuffer,
 934                               LPDWORD lpcbBytesReturned,
 935                               LPOVERLAPPED lpOverlapped)
 936 {
 937         switch (dwIoControlCode) {
 938         case 1: /* version */
 939                 *(LPDWORD)lpvOutBuffer = 0x20004; /* WC SecretOps */
 940                 break;
 941         case 9: /* debug output */
 942                 fprintf(stderr,"MONODEBG: %s\n",debugstr_a(lpvInBuffer));
 943                 break;
 944         default:
 945                 FIXME(win32,"(%p,%ld,%p,%ld,%p,%ld,%p,%p): stub\n",
 946                         dev,dwIoControlCode,
 947                         lpvInBuffer,cbInBuffer,
 948                         lpvOutBuffer,cbOutBuffer,
 949                         lpcbBytesReturned,
 950                         lpOverlapped
 951                 );
 952                 break;
 953         }
 954         return TRUE;
 955 }