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 "config.h"
  11 #include "wine/port.h"
  12
  13 #include <stdlib.h>
  14 #include <unistd.h>
  15 #include <sys/types.h>
  16 #include <string.h>
  17 #include <stdarg.h>
  18 #include <time.h>
  19
  20 #include "windef.h"
  21 #include "winbase.h"
  22 #include "winreg.h"
  23 #include "winerror.h"
  24 #include "file.h"
  25 #include "winioctl.h"
  26 #include "winnt.h"
  27 #include "msdos.h"
  28 #include "miscemu.h"
  29 #include "stackframe.h"
  30 #include "wine/server.h"
  31 #include "debugtools.h"
  32
  33 DEFAULT_DEBUG_CHANNEL(win32);
  34
  35
  36 static BOOL DeviceIo_VTDAPI(DWORD dwIoControlCode,
  37                               LPVOID lpvInBuffer, DWORD cbInBuffer,
  38                               LPVOID lpvOutBuffer, DWORD cbOutBuffer,
  39                               LPDWORD lpcbBytesReturned,
  40                               LPOVERLAPPED lpOverlapped);
  41 static BOOL DeviceIo_MONODEBG(DWORD dwIoControlCode,
  42                               LPVOID lpvInBuffer, DWORD cbInBuffer,
  43                               LPVOID lpvOutBuffer, DWORD cbOutBuffer,
  44                               LPDWORD lpcbBytesReturned,
  45                               LPOVERLAPPED lpOverlapped);
  46 static BOOL DeviceIo_MMDEVLDR(DWORD dwIoControlCode,
  47                               LPVOID lpvInBuffer, DWORD cbInBuffer,
  48                               LPVOID lpvOutBuffer, DWORD cbOutBuffer,
  49                               LPDWORD lpcbBytesReturned,
  50                               LPOVERLAPPED lpOverlapped);
  51
  52 static DWORD VxDCall_VMM( DWORD service, CONTEXT86 *context );
  53
  54 static BOOL DeviceIo_IFSMgr(DWORD dwIoControlCode,
  55                               LPVOID lpvInBuffer, DWORD cbInBuffer,
  56                               LPVOID lpvOutBuffer, DWORD cbOutBuffer,
  57                               LPDWORD lpcbBytesReturned,
  58                               LPOVERLAPPED lpOverlapped);
  59
  60 static BOOL DeviceIo_VCD(DWORD dwIoControlCode,
  61                               LPVOID lpvInBuffer, DWORD cbInBuffer,
  62                               LPVOID lpvOutBuffer, DWORD cbOutBuffer,
  63                               LPDWORD lpcbBytesReturned,
  64                               LPOVERLAPPED lpOverlapped);
  65
  66 static DWORD VxDCall_VWin32( DWORD service, CONTEXT86 *context );
  67
  68 static BOOL DeviceIo_VWin32(DWORD dwIoControlCode,
  69                               LPVOID lpvInBuffer, DWORD cbInBuffer,
  70                               LPVOID lpvOutBuffer, DWORD cbOutBuffer,
  71                               LPDWORD lpcbBytesReturned,
  72                               LPOVERLAPPED lpOverlapped);
  73
  74 static BOOL DeviceIo_PCCARD (DWORD dwIoControlCode,
  75                               LPVOID lpvInBuffer, DWORD cbInBuffer,
  76                               LPVOID lpvOutBuffer, DWORD cbOutBuffer,
  77                               LPDWORD lpcbBytesReturned,
  78                               LPOVERLAPPED lpOverlapped);
  79
  80 static BOOL DeviceIo_HASP (DWORD dwIoControlCode,
  81                               LPVOID lpvInBuffer, DWORD cbInBuffer,
  82                               LPVOID lpvOutBuffer, DWORD cbOutBuffer,
  83                               LPDWORD lpcbBytesReturned,
  84                               LPOVERLAPPED lpOverlapped);
  85 /*
  86  * VxD names are taken from the Win95 DDK
  87  */
  88
  89 struct VxDInfo
  90 {
  91     LPCSTR  name;
  92     WORD    id;
  93     DWORD (*vxdcall)(DWORD, CONTEXT86 *);
  94     BOOL  (*deviceio)(DWORD, LPVOID, DWORD,
  95                         LPVOID, DWORD, LPDWORD, LPOVERLAPPED);
  96 };
  97
  98 static const struct VxDInfo VxDList[] =
  99 {
 100     /* Standard VxD IDs */
 101     { "VMM",      0x0001, VxDCall_VMM, NULL },
 102     { "DEBUG",    0x0002, NULL, NULL },
 103     { "VPICD",    0x0003, NULL, NULL },
 104     { "VDMAD",    0x0004, NULL, NULL },
 105     { "VTD",      0x0005, NULL, NULL },
 106     { "V86MMGR",  0x0006, NULL, NULL },
 107     { "PAGESWAP", 0x0007, NULL, NULL },
 108     { "PARITY",   0x0008, NULL, NULL },
 109     { "REBOOT",   0x0009, NULL, NULL },
 110     { "VDD",      0x000A, NULL, NULL },
 111     { "VSD",      0x000B, NULL, NULL },
 112     { "VMD",      0x000C, NULL, NULL },
 113     { "VKD",      0x000D, NULL, NULL },
 114     { "VCD",      0x000E, NULL, DeviceIo_VCD },
 115     { "VPD",      0x000F, NULL, NULL },
 116     { "BLOCKDEV", 0x0010, NULL, NULL },
 117     { "VMCPD",    0x0011, NULL, NULL },
 118     { "EBIOS",    0x0012, NULL, NULL },
 119     { "BIOSXLAT", 0x0013, NULL, NULL },
 120     { "VNETBIOS", 0x0014, NULL, NULL },
 121     { "DOSMGR",   0x0015, NULL, NULL },
 122     { "WINLOAD",  0x0016, NULL, NULL },
 123     { "SHELL",    0x0017, NULL, NULL },
 124     { "VMPOLL",   0x0018, NULL, NULL },
 125     { "VPROD",    0x0019, NULL, NULL },
 126     { "DOSNET",   0x001A, NULL, NULL },
 127     { "VFD",      0x001B, NULL, NULL },
 128     { "VDD2",     0x001C, NULL, NULL },
 129     { "WINDEBUG", 0x001D, NULL, NULL },
 130     { "TSRLOAD",  0x001E, NULL, NULL },
 131     { "BIOSHOOK", 0x001F, NULL, NULL },
 132     { "INT13",    0x0020, NULL, NULL },
 133     { "PAGEFILE", 0x0021, NULL, NULL },
 134     { "SCSI",     0x0022, NULL, NULL },
 135     { "MCA_POS",  0x0023, NULL, NULL },
 136     { "SCSIFD",   0x0024, NULL, NULL },
 137     { "VPEND",    0x0025, NULL, NULL },
 138     { "VPOWERD",  0x0026, NULL, NULL },
 139     { "VXDLDR",   0x0027, NULL, NULL },
 140     { "NDIS",     0x0028, NULL, NULL },
 141     { "BIOS_EXT", 0x0029, NULL, NULL },
 142     { "VWIN32",   0x002A, VxDCall_VWin32, DeviceIo_VWin32 },
 143     { "VCOMM",    0x002B, NULL, NULL },
 144     { "SPOOLER",  0x002C, NULL, NULL },
 145     { "WIN32S",   0x002D, NULL, NULL },
 146     { "DEBUGCMD", 0x002E, NULL, NULL },
 147
 148     { "VNB",      0x0031, NULL, NULL },
 149     { "SERVER",   0x0032, NULL, NULL },
 150     { "CONFIGMG", 0x0033, NULL, NULL },
 151     { "DWCFGMG",  0x0034, NULL, NULL },
 152     { "SCSIPORT", 0x0035, NULL, NULL },
 153     { "VFBACKUP", 0x0036, NULL, NULL },
 154     { "ENABLE",   0x0037, NULL, NULL },
 155     { "VCOND",    0x0038, NULL, NULL },
 156
 157     { "EFAX",     0x003A, NULL, NULL },
 158     { "DSVXD",    0x003B, NULL, NULL },
 159     { "ISAPNP",   0x003C, NULL, NULL },
 160     { "BIOS",     0x003D, NULL, NULL },
 161     { "WINSOCK",  0x003E, NULL, NULL },
 162     { "WSOCK",    0x003E, NULL, NULL },
 163     { "WSIPX",    0x003F, NULL, NULL },
 164     { "IFSMgr",   0x0040, NULL, DeviceIo_IFSMgr },
 165     { "VCDFSD",   0x0041, NULL, NULL },
 166     { "MRCI2",    0x0042, NULL, NULL },
 167     { "PCI",      0x0043, NULL, NULL },
 168     { "PELOADER", 0x0044, NULL, NULL },
 169     { "EISA",     0x0045, NULL, NULL },
 170     { "DRAGCLI",  0x0046, NULL, NULL },
 171     { "DRAGSRV",  0x0047, NULL, NULL },
 172     { "PERF",     0x0048, NULL, NULL },
 173     { "AWREDIR",  0x0049, NULL, NULL },
 174
 175     /* Far East support */
 176     { "ETEN",     0x0060, NULL, NULL },
 177     { "CHBIOS",   0x0061, NULL, NULL },
 178     { "VMSGD",    0x0062, NULL, NULL },
 179     { "VPPID",    0x0063, NULL, NULL },
 180     { "VIME",     0x0064, NULL, NULL },
 181     { "VHBIOSD",  0x0065, NULL, NULL },
 182
 183     /* Multimedia OEM IDs */
 184     { "VTDAPI",   0x0442, NULL, DeviceIo_VTDAPI },
 185     { "MMDEVLDR", 0x044A, NULL, DeviceIo_MMDEVLDR },
 186
 187     /* Network Device IDs */
 188     { "VNetSup",  0x0480, NULL, NULL },
 189     { "VRedir",   0x0481, NULL, NULL },
 190     { "VBrowse",  0x0482, NULL, NULL },
 191     { "VSHARE",   0x0483, NULL, NULL },
 192     { "IFSMgr",   0x0484, NULL, NULL },
 193     { "MEMPROBE", 0x0485, NULL, NULL },
 194     { "VFAT",     0x0486, NULL, NULL },
 195     { "NWLINK",   0x0487, NULL, NULL },
 196     { "VNWLINK",  0x0487, NULL, NULL },
 197     { "NWSUP",    0x0487, NULL, NULL },
 198     { "VTDI",     0x0488, NULL, NULL },
 199     { "VIP",      0x0489, NULL, NULL },
 200     { "VTCP",     0x048A, NULL, NULL },
 201     { "VCache",   0x048B, NULL, NULL },
 202     { "VUDP",     0x048C, NULL, NULL },
 203     { "VAsync",   0x048D, NULL, NULL },
 204     { "NWREDIR",  0x048E, NULL, NULL },
 205     { "STAT80",   0x048F, NULL, NULL },
 206     { "SCSIPORT", 0x0490, NULL, NULL },
 207     { "FILESEC",  0x0491, NULL, NULL },
 208     { "NWSERVER", 0x0492, NULL, NULL },
 209     { "SECPROV",  0x0493, NULL, NULL },
 210     { "NSCL",     0x0494, NULL, NULL },
 211     { "WSTCP",    0x0495, NULL, NULL },
 212     { "NDIS2SUP", 0x0496, NULL, NULL },
 213     { "MSODISUP", 0x0497, NULL, NULL },
 214     { "Splitter", 0x0498, NULL, NULL },
 215     { "PPP",      0x0499, NULL, NULL },
 216     { "VDHCP",    0x049A, NULL, NULL },
 217     { "VNBT",     0x049B, NULL, NULL },
 218     { "LOGGER",   0x049D, NULL, NULL },
 219     { "EFILTER",  0x049E, NULL, NULL },
 220     { "FFILTER",  0x049F, NULL, NULL },
 221     { "TFILTER",  0x04A0, NULL, NULL },
 222     { "AFILTER",  0x04A1, NULL, NULL },
 223     { "IRLAMP",   0x04A2, NULL, NULL },
 224
 225     { "PCCARD",   0x097C, NULL, DeviceIo_PCCARD },
 226     { "HASP95",   0x3721, NULL, DeviceIo_HASP },
 227
 228     /* WINE additions, ids unknown */
 229     { "MONODEBG.VXD", 0x4242, NULL, DeviceIo_MONODEBG },
 230
 231     { NULL,       0,      NULL, NULL }
 232 };
 233
 234 /*
 235  * VMM VxDCall service names are (mostly) taken from Stan Mitchell's
 236  * "Inside the Windows 95 File System"
 237  */
 238
 239 #define N_VMM_SERVICE 41
 240
 241 LPCSTR VMM_Service_Name[N_VMM_SERVICE] =
 242 {
 243     "PageReserve",            /* 0x0000 */
 244     "PageCommit",             /* 0x0001 */
 245     "PageDecommit",           /* 0x0002 */
 246     "PagerRegister",          /* 0x0003 */
 247     "PagerQuery",             /* 0x0004 */
 248     "HeapAllocate",           /* 0x0005 */
 249     "ContextCreate",          /* 0x0006 */
 250     "ContextDestroy",         /* 0x0007 */
 251     "PageAttach",             /* 0x0008 */
 252     "PageFlush",              /* 0x0009 */
 253     "PageFree",               /* 0x000A */
 254     "ContextSwitch",          /* 0x000B */
 255     "HeapReAllocate",         /* 0x000C */
 256     "PageModifyPermissions",  /* 0x000D */
 257     "PageQuery",              /* 0x000E */
 258     "GetCurrentContext",      /* 0x000F */
 259     "HeapFree",               /* 0x0010 */
 260     "RegOpenKey",             /* 0x0011 */
 261     "RegCreateKey",           /* 0x0012 */
 262     "RegCloseKey",            /* 0x0013 */
 263     "RegDeleteKey",           /* 0x0014 */
 264     "RegSetValue",            /* 0x0015 */
 265     "RegDeleteValue",         /* 0x0016 */
 266     "RegQueryValue",          /* 0x0017 */
 267     "RegEnumKey",             /* 0x0018 */
 268     "RegEnumValue",           /* 0x0019 */
 269     "RegQueryValueEx",        /* 0x001A */
 270     "RegSetValueEx",          /* 0x001B */
 271     "RegFlushKey",            /* 0x001C */
 272     "RegQueryInfoKey",        /* 0x001D */
 273     "GetDemandPageInfo",      /* 0x001E */
 274     "BlockOnID",              /* 0x001F */
 275     "SignalID",               /* 0x0020 */
 276     "RegLoadKey",             /* 0x0021 */
 277     "RegUnLoadKey",           /* 0x0022 */
 278     "RegSaveKey",             /* 0x0023 */
 279     "RegRemapPreDefKey",      /* 0x0024 */
 280     "PageChangePager",        /* 0x0025 */
 281     "RegQueryMultipleValues", /* 0x0026 */
 282     "RegReplaceKey",          /* 0x0027 */
 283     "<KERNEL32.101>"          /* 0x0028 -- What does this do??? */
 284 };
 285
 286 /* PageReserve arena values */
 287 #define PR_PRIVATE  0x80000400  /* anywhere in private arena */
 288 #define PR_SHARED   0x80060000  /* anywhere in shared arena */
 289 #define PR_SYSTEM   0x80080000  /* anywhere in system arena */
 290
 291 /* PageReserve flags */
 292 #define PR_FIXED    0x00000008  /* don't move during PageReAllocate */
 293 #define PR_4MEG     0x00000001  /* allocate on 4mb boundary */
 294 #define PR_STATIC   0x00000010  /* see PageReserve documentation */
 295
 296 /* PageCommit default pager handle values */
 297 #define PD_ZEROINIT 0x00000001  /* swappable zero-initialized pages */
 298 #define PD_NOINIT   0x00000002  /* swappable uninitialized pages */
 299 #define PD_FIXEDZERO    0x00000003  /* fixed zero-initialized pages */
 300 #define PD_FIXED    0x00000004  /* fixed uninitialized pages */
 301
 302 /* PageCommit flags */
 303 #define PC_FIXED    0x00000008  /* pages are permanently locked */
 304 #define PC_LOCKED   0x00000080  /* pages are made present and locked */
 305 #define PC_LOCKEDIFDP   0x00000100  /* pages are locked if swap via DOS */
 306 #define PC_WRITEABLE    0x00020000  /* make the pages writeable */
 307 #define PC_USER     0x00040000  /* make the pages ring 3 accessible */
 308 #define PC_INCR     0x40000000  /* increment "pagerdata" each page */
 309 #define PC_PRESENT  0x80000000  /* make pages initially present */
 310 #define PC_STATIC   0x20000000  /* allow commit in PR_STATIC object */
 311 #define PC_DIRTY    0x08000000  /* make pages initially dirty */
 312 #define PC_CACHEDIS 0x00100000  /* Allocate uncached pages - new for WDM */
 313 #define PC_CACHEWT  0x00080000  /* Allocate write through cache pages - new for WDM */
 314 #define PC_PAGEFLUSH 0x00008000 /* Touch device mapped pages on alloc - new for WDM */
 315
 316 /* PageCommitContig additional flags */
 317 #define PCC_ZEROINIT    0x00000001  /* zero-initialize new pages */
 318 #define PCC_NOLIN   0x10000000  /* don't map to any linear address */
 319
 320
 321
 322 HANDLE DEVICE_Open( LPCSTR filename, DWORD access, LPSECURITY_ATTRIBUTES sa )
 323 {
 324     const struct VxDInfo *info;
 325
 326     for (info = VxDList; info->name; info++)
 327         if (!strncasecmp( info->name, filename, strlen(info->name) ))
 328             return FILE_CreateDevice( info->id | 0x10000, access, sa );
 329
 330     FIXME( "Unknown/unsupported VxD %s. Try --winver nt40 or win31 !\n", filename);
 331     SetLastError( ERROR_FILE_NOT_FOUND );
 332     return 0;
 333 }
 334
 335 static DWORD DEVICE_GetClientID( HANDLE handle )
 336 {
 337     DWORD       ret = 0;
 338     SERVER_START_REQ( get_file_info )
 339     {
 340         req->handle = handle;
 341         if (!wine_server_call( req ) && (reply->type == FILE_TYPE_UNKNOWN))
 342             ret = reply->attr;
 343     }
 344     SERVER_END_REQ;
 345     return ret;
 346 }
 347
 348 static const struct VxDInfo *DEVICE_GetInfo( DWORD clientID )
 349 {
 350     const struct VxDInfo *info = NULL;
 351
 352     if (clientID & 0x10000)
 353     {
 354         for (info = VxDList; info->name; info++)
 355             if (info->id == LOWORD(clientID)) break;
 356     }
 357     return info;
 358 }
 359
 360 /****************************************************************************
 361  *              DeviceIoControl (KERNEL32.@)
 362  * This is one of those big ugly nasty procedure which can do
 363  * a million and one things when it comes to devices. It can also be
 364  * used for VxD communication.
 365  *
 366  * A return value of FALSE indicates that something has gone wrong which
 367  * GetLastError can decipher.
 368  */
 369 BOOL WINAPI DeviceIoControl(HANDLE hDevice, DWORD dwIoControlCode,
 370                               LPVOID lpvInBuffer, DWORD cbInBuffer,
 371                               LPVOID lpvOutBuffer, DWORD cbOutBuffer,
 372                               LPDWORD lpcbBytesReturned,
 373                               LPOVERLAPPED lpOverlapped)
 374 {
 375         DWORD clientID;
 376
 377         TRACE( "(%d,%ld,%p,%ld,%p,%ld,%p,%p)\n",
 378                hDevice,dwIoControlCode,lpvInBuffer,cbInBuffer,
 379                lpvOutBuffer,cbOutBuffer,lpcbBytesReturned,lpOverlapped  );
 380
 381         if (!(clientID = DEVICE_GetClientID( hDevice )))
 382         {
 383                 SetLastError( ERROR_INVALID_PARAMETER );
 384                 return FALSE;
 385         }
 386
 387         /* Check if this is a user defined control code for a VxD */
 388         if( HIWORD( dwIoControlCode ) == 0 )
 389         {
 390                 const struct VxDInfo *info;
 391                 if (!(info = DEVICE_GetInfo( clientID )))
 392                 {
 393                         FIXME( "No device found for id %lx\n", clientID);
 394                 }
 395                 else if ( info->deviceio )
 396                 {
 397                         return info->deviceio( dwIoControlCode,
 398                                         lpvInBuffer, cbInBuffer,
 399                                         lpvOutBuffer, cbOutBuffer,
 400                                         lpcbBytesReturned, lpOverlapped );
 401                 }
 402                 else
 403                 {
 404                         FIXME( "Unimplemented control %ld for VxD device %s\n",
 405                                dwIoControlCode, info->name ? info->name : "???" );
 406                         /* FIXME: this is for invalid calls on W98SE,
 407                          * but maybe we should use ERROR_CALL_NOT_IMPLEMENTED
 408                          * instead ? */
 409                         SetLastError( ERROR_INVALID_FUNCTION );
 410                 }
 411         }
 412         else
 413         {
 414                 char str[3];
 415
 416                 strcpy(str,  "A:");
 417                 str[0] += LOBYTE(clientID);
 418                 if (GetDriveTypeA(str) == DRIVE_CDROM)
 419                     return CDROM_DeviceIoControl(clientID, hDevice, dwIoControlCode, lpvInBuffer, cbInBuffer,
 420                                                  lpvOutBuffer, cbOutBuffer, lpcbBytesReturned,
 421                                                  lpOverlapped);
 422                 else switch( dwIoControlCode )
 423                 {
 424                 case FSCTL_DELETE_REPARSE_POINT:
 425                 case FSCTL_DISMOUNT_VOLUME:
 426                 case FSCTL_GET_COMPRESSION:
 427                 case FSCTL_GET_REPARSE_POINT:
 428                 case FSCTL_LOCK_VOLUME:
 429                 case FSCTL_QUERY_ALLOCATED_RANGES:
 430                 case FSCTL_SET_COMPRESSION:
 431                 case FSCTL_SET_REPARSE_POINT:
 432                 case FSCTL_SET_SPARSE:
 433                 case FSCTL_SET_ZERO_DATA:
 434                 case FSCTL_UNLOCK_VOLUME:
 435                 case IOCTL_DISK_CHECK_VERIFY:
 436                 case IOCTL_DISK_EJECT_MEDIA:
 437                 case IOCTL_DISK_FORMAT_TRACKS:
 438                 case IOCTL_DISK_GET_DRIVE_GEOMETRY:
 439                 case IOCTL_DISK_GET_DRIVE_LAYOUT:
 440                 case IOCTL_DISK_GET_MEDIA_TYPES:
 441                 case IOCTL_DISK_GET_PARTITION_INFO:
 442                 case IOCTL_DISK_LOAD_MEDIA:
 443                 case IOCTL_DISK_MEDIA_REMOVAL:
 444                 case IOCTL_DISK_PERFORMANCE:
 445                 case IOCTL_DISK_REASSIGN_BLOCKS:
 446                 case IOCTL_DISK_SET_DRIVE_LAYOUT:
 447                 case IOCTL_DISK_SET_PARTITION_INFO:
 448                 case IOCTL_DISK_VERIFY:
 449                 case IOCTL_SERIAL_LSRMST_INSERT:
 450                 case IOCTL_STORAGE_CHECK_VERIFY:
 451                 case IOCTL_STORAGE_EJECT_MEDIA:
 452                 case IOCTL_STORAGE_GET_MEDIA_TYPES:
 453                 case IOCTL_STORAGE_LOAD_MEDIA:
 454                 case IOCTL_STORAGE_MEDIA_REMOVAL:
 455                         FIXME( "unimplemented dwIoControlCode=%08lx\n", dwIoControlCode);
 456                         SetLastError( ERROR_CALL_NOT_IMPLEMENTED );
 457                         return FALSE;
 458                         break;
 459                 default:
 460                         FIXME( "ignored dwIoControlCode=%08lx\n",dwIoControlCode);
 461                         SetLastError( ERROR_CALL_NOT_IMPLEMENTED );
 462                         return FALSE;
 463                         break;
 464                 }
 465         }
 466         return FALSE;
 467 }
 468
 469 /***********************************************************************
 470  *           DeviceIo_VTDAPI
 471  */
 472 static BOOL DeviceIo_VTDAPI(DWORD dwIoControlCode, LPVOID lpvInBuffer, DWORD cbInBuffer,
 473                               LPVOID lpvOutBuffer, DWORD cbOutBuffer,
 474                               LPDWORD lpcbBytesReturned,
 475                               LPOVERLAPPED lpOverlapped)
 476 {
 477     BOOL retv = TRUE;
 478
 479     switch (dwIoControlCode)
 480     {
 481     case 5:
 482         if (lpvOutBuffer && (cbOutBuffer>=4))
 483             *(DWORD*)lpvOutBuffer = GetTickCount();
 484
 485         if (lpcbBytesReturned)
 486             *lpcbBytesReturned = 4;
 487
 488         break;
 489
 490     default:
 491         FIXME( "Control %ld not implemented\n", dwIoControlCode);
 492         retv = FALSE;
 493         break;
 494     }
 495
 496     return retv;
 497 }
 498
 499 /***********************************************************************
 500  *              VxDCall0 (KERNEL32.1)
 501  *              VxDCall1 (KERNEL32.2)
 502  *              VxDCall2 (KERNEL32.3)
 503  *              VxDCall3 (KERNEL32.4)
 504  *              VxDCall4 (KERNEL32.5)
 505  *              VxDCall5 (KERNEL32.6)
 506  *              VxDCall6 (KERNEL32.7)
 507  *              VxDCall7 (KERNEL32.8)
 508  *              VxDCall8 (KERNEL32.9)
 509  */
 510 void VxDCall( DWORD service, CONTEXT86 *context )
 511 {
 512     DWORD ret = 0xffffffff; /* FIXME */
 513     int i;
 514
 515     TRACE( "(%08lx, ...)\n", service);
 516
 517     for (i = 0; VxDList[i].name; i++)
 518         if (VxDList[i].id == HIWORD(service))
 519             break;
 520
 521     if (!VxDList[i].name)
 522         FIXME( "Unknown VxD (%08lx)\n", service);
 523     else if (!VxDList[i].vxdcall)
 524         FIXME( "Unimplemented VxD (%08lx)\n", service);
 525     else
 526         ret = VxDList[i].vxdcall( service, context );
 527
 528     context->Eax = ret;
 529 }
 530
 531
 532 /***********************************************************************
 533  *           VxDCall_VMM
 534  */
 535 static DWORD VxDCall_VMM( DWORD service, CONTEXT86 *context )
 536 {
 537     switch ( LOWORD(service) )
 538     {
 539     case 0x0011:  /* RegOpenKey */
 540     {
 541         HKEY    hkey       = (HKEY)  stack32_pop( context );
 542         LPCSTR  lpszSubKey = (LPCSTR)stack32_pop( context );
 543         LPHKEY  retkey     = (LPHKEY)stack32_pop( context );
 544         return RegOpenKeyA( hkey, lpszSubKey, retkey );
 545     }
 546
 547     case 0x0012:  /* RegCreateKey */
 548     {
 549         HKEY    hkey       = (HKEY)  stack32_pop( context );
 550         LPCSTR  lpszSubKey = (LPCSTR)stack32_pop( context );
 551         LPHKEY  retkey     = (LPHKEY)stack32_pop( context );
 552         return RegCreateKeyA( hkey, lpszSubKey, retkey );
 553     }
 554
 555     case 0x0013:  /* RegCloseKey */
 556     {
 557         HKEY    hkey       = (HKEY)stack32_pop( context );
 558         return RegCloseKey( hkey );
 559     }
 560
 561     case 0x0014:  /* RegDeleteKey */
 562     {
 563         HKEY    hkey       = (HKEY)  stack32_pop( context );
 564         LPCSTR  lpszSubKey = (LPCSTR)stack32_pop( context );
 565         return RegDeleteKeyA( hkey, lpszSubKey );
 566     }
 567
 568     case 0x0015:  /* RegSetValue */
 569     {
 570         HKEY    hkey       = (HKEY)  stack32_pop( context );
 571         LPCSTR  lpszSubKey = (LPCSTR)stack32_pop( context );
 572         DWORD   dwType     = (DWORD) stack32_pop( context );
 573         LPCSTR  lpszData   = (LPCSTR)stack32_pop( context );
 574         DWORD   cbData     = (DWORD) stack32_pop( context );
 575         return RegSetValueA( hkey, lpszSubKey, dwType, lpszData, cbData );
 576     }
 577
 578     case 0x0016:  /* RegDeleteValue */
 579     {
 580         HKEY    hkey       = (HKEY) stack32_pop( context );
 581         LPSTR   lpszValue  = (LPSTR)stack32_pop( context );
 582         return RegDeleteValueA( hkey, lpszValue );
 583     }
 584
 585     case 0x0017:  /* RegQueryValue */
 586     {
 587         HKEY    hkey       = (HKEY)   stack32_pop( context );
 588         LPSTR   lpszSubKey = (LPSTR)  stack32_pop( context );
 589         LPSTR   lpszData   = (LPSTR)  stack32_pop( context );
 590         LPDWORD lpcbData   = (LPDWORD)stack32_pop( context );
 591         return RegQueryValueA( hkey, lpszSubKey, lpszData, lpcbData );
 592     }
 593
 594     case 0x0018:  /* RegEnumKey */
 595     {
 596         HKEY    hkey       = (HKEY) stack32_pop( context );
 597         DWORD   iSubkey    = (DWORD)stack32_pop( context );
 598         LPSTR   lpszName   = (LPSTR)stack32_pop( context );
 599         DWORD   lpcchName  = (DWORD)stack32_pop( context );
 600         return RegEnumKeyA( hkey, iSubkey, lpszName, lpcchName );
 601     }
 602
 603     case 0x0019:  /* RegEnumValue */
 604     {
 605         HKEY    hkey       = (HKEY)   stack32_pop( context );
 606         DWORD   iValue     = (DWORD)  stack32_pop( context );
 607         LPSTR   lpszValue  = (LPSTR)  stack32_pop( context );
 608         LPDWORD lpcchValue = (LPDWORD)stack32_pop( context );
 609         LPDWORD lpReserved = (LPDWORD)stack32_pop( context );
 610         LPDWORD lpdwType   = (LPDWORD)stack32_pop( context );
 611         LPBYTE  lpbData    = (LPBYTE) stack32_pop( context );
 612         LPDWORD lpcbData   = (LPDWORD)stack32_pop( context );
 613         return RegEnumValueA( hkey, iValue, lpszValue, lpcchValue,
 614                               lpReserved, lpdwType, lpbData, lpcbData );
 615     }
 616
 617     case 0x001A:  /* RegQueryValueEx */
 618     {
 619         HKEY    hkey       = (HKEY)   stack32_pop( context );
 620         LPSTR   lpszValue  = (LPSTR)  stack32_pop( context );
 621         LPDWORD lpReserved = (LPDWORD)stack32_pop( context );
 622         LPDWORD lpdwType   = (LPDWORD)stack32_pop( context );
 623         LPBYTE  lpbData    = (LPBYTE) stack32_pop( context );
 624         LPDWORD lpcbData   = (LPDWORD)stack32_pop( context );
 625         return RegQueryValueExA( hkey, lpszValue, lpReserved,
 626                                  lpdwType, lpbData, lpcbData );
 627     }
 628
 629     case 0x001B:  /* RegSetValueEx */
 630     {
 631         HKEY    hkey       = (HKEY)  stack32_pop( context );
 632         LPSTR   lpszValue  = (LPSTR) stack32_pop( context );
 633         DWORD   dwReserved = (DWORD) stack32_pop( context );
 634         DWORD   dwType     = (DWORD) stack32_pop( context );
 635         LPBYTE  lpbData    = (LPBYTE)stack32_pop( context );
 636         DWORD   cbData     = (DWORD) stack32_pop( context );
 637         return RegSetValueExA( hkey, lpszValue, dwReserved,
 638                                dwType, lpbData, cbData );
 639     }
 640
 641     case 0x001C:  /* RegFlushKey */
 642     {
 643         HKEY    hkey       = (HKEY)stack32_pop( context );
 644         return RegFlushKey( hkey );
 645     }
 646
 647     case 0x001D:  /* RegQueryInfoKey */
 648     {
 649         /* NOTE: This VxDCall takes only a subset of the parameters that the
 650                  corresponding Win32 API call does. The implementation in Win95
 651                  ADVAPI32 sets all output parameters not mentioned here to zero. */
 652
 653         HKEY    hkey              = (HKEY)   stack32_pop( context );
 654         LPDWORD lpcSubKeys        = (LPDWORD)stack32_pop( context );
 655         LPDWORD lpcchMaxSubKey    = (LPDWORD)stack32_pop( context );
 656         LPDWORD lpcValues         = (LPDWORD)stack32_pop( context );
 657         LPDWORD lpcchMaxValueName = (LPDWORD)stack32_pop( context );
 658         LPDWORD lpcchMaxValueData = (LPDWORD)stack32_pop( context );
 659         return RegQueryInfoKeyA( hkey, NULL, NULL, NULL, lpcSubKeys, lpcchMaxSubKey,
 660                                  NULL, lpcValues, lpcchMaxValueName, lpcchMaxValueData,
 661                                  NULL, NULL );
 662     }
 663
 664     case 0x0021:  /* RegLoadKey */
 665     {
 666         HKEY    hkey       = (HKEY)  stack32_pop( context );
 667         LPCSTR  lpszSubKey = (LPCSTR)stack32_pop( context );
 668         LPCSTR  lpszFile   = (LPCSTR)stack32_pop( context );
 669         return RegLoadKeyA( hkey, lpszSubKey, lpszFile );
 670     }
 671
 672     case 0x0022:  /* RegUnLoadKey */
 673     {
 674         HKEY    hkey       = (HKEY)  stack32_pop( context );
 675         LPCSTR  lpszSubKey = (LPCSTR)stack32_pop( context );
 676         return RegUnLoadKeyA( hkey, lpszSubKey );
 677     }
 678
 679     case 0x0023:  /* RegSaveKey */
 680     {
 681         HKEY    hkey       = (HKEY)  stack32_pop( context );
 682         LPCSTR  lpszFile   = (LPCSTR)stack32_pop( context );
 683         LPSECURITY_ATTRIBUTES sa = (LPSECURITY_ATTRIBUTES)stack32_pop( context );
 684         return RegSaveKeyA( hkey, lpszFile, sa );
 685     }
 686
 687 #if 0 /* Functions are not yet implemented in misc/registry.c */
 688     case 0x0024:  /* RegRemapPreDefKey */
 689     case 0x0026:  /* RegQueryMultipleValues */
 690 #endif
 691
 692     case 0x0027:  /* RegReplaceKey */
 693     {
 694         HKEY    hkey       = (HKEY)  stack32_pop( context );
 695         LPCSTR  lpszSubKey = (LPCSTR)stack32_pop( context );
 696         LPCSTR  lpszNewFile= (LPCSTR)stack32_pop( context );
 697         LPCSTR  lpszOldFile= (LPCSTR)stack32_pop( context );
 698         return RegReplaceKeyA( hkey, lpszSubKey, lpszNewFile, lpszOldFile );
 699     }
 700     case 0x0000: /* PageReserve */
 701       {
 702         LPVOID address;
 703         LPVOID ret;
 704         DWORD psize = getpagesize();
 705         ULONG page   = (ULONG) stack32_pop( context );
 706         ULONG npages = (ULONG) stack32_pop( context );
 707         ULONG flags  = (ULONG) stack32_pop( context );
 708
 709         TRACE("PageReserve: page: %08lx, npages: %08lx, flags: %08lx partial stub!\n",
 710               page, npages, flags );
 711
 712         if ( page == PR_SYSTEM ) {
 713           ERR("Can't reserve ring 1 memory\n");
 714           return -1;
 715         }
 716         /* FIXME: This has to be handled separately for the separate
 717            address-spaces we now have */
 718         if ( page == PR_PRIVATE || page == PR_SHARED ) page = 0;
 719         /* FIXME: Handle flags in some way */
 720         address = (LPVOID )(page * psize);
 721         ret = VirtualAlloc ( address, ( npages * psize ), MEM_RESERVE, 0 );
 722         TRACE("PageReserve: returning: %08lx\n", (DWORD )ret );
 723         if ( ret == NULL )
 724           return -1;
 725         else
 726           return (DWORD )ret;
 727       }
 728
 729     case 0x0001: /* PageCommit */
 730       {
 731         LPVOID address;
 732         LPVOID ret;
 733         DWORD virt_perm;
 734         DWORD psize = getpagesize();
 735         ULONG page   = (ULONG) stack32_pop( context );
 736         ULONG npages = (ULONG) stack32_pop( context );
 737         ULONG hpd  = (ULONG) stack32_pop( context );
 738         ULONG pagerdata   = (ULONG) stack32_pop( context );
 739         ULONG flags  = (ULONG) stack32_pop( context );
 740
 741         TRACE("PageCommit: page: %08lx, npages: %08lx, hpd: %08lx pagerdata: "
 742               "%08lx, flags: %08lx partial stub\n",
 743               page, npages, hpd, pagerdata, flags );
 744
 745         if ( flags & PC_USER )
 746           if ( flags & PC_WRITEABLE )
 747             virt_perm = PAGE_EXECUTE_READWRITE;
 748           else
 749             virt_perm = PAGE_EXECUTE_READ;
 750         else
 751           virt_perm = PAGE_NOACCESS;
 752
 753         address = (LPVOID )(page * psize);
 754         ret = VirtualAlloc ( address, ( npages * psize ), MEM_COMMIT, virt_perm );
 755         TRACE("PageCommit: Returning: %08lx\n", (DWORD )ret );
 756         return (DWORD )ret;
 757
 758       }
 759     case 0x0002: /* PageDecommit */
 760       {
 761         LPVOID address;
 762         BOOL ret;
 763         DWORD psize = getpagesize();
 764         ULONG page = (ULONG) stack32_pop( context );
 765         ULONG npages = (ULONG) stack32_pop( context );
 766         ULONG flags = (ULONG) stack32_pop( context );
 767
 768         TRACE("PageDecommit: page: %08lx, npages: %08lx, flags: %08lx partial stub\n",
 769               page, npages, flags );
 770         address = (LPVOID )( page * psize );
 771         ret = VirtualFree ( address, ( npages * psize ), MEM_DECOMMIT );
 772         TRACE("PageDecommit: Returning: %s\n", ret ? "TRUE" : "FALSE" );
 773         return ret;
 774       }
 775     case 0x000d: /* PageModifyPermissions */
 776       {
 777         DWORD pg_old_perm;
 778         DWORD pg_new_perm;
 779         DWORD virt_old_perm;
 780         DWORD virt_new_perm;
 781         MEMORY_BASIC_INFORMATION mbi;
 782         LPVOID address;
 783         DWORD psize = getpagesize();
 784         ULONG page = stack32_pop ( context );
 785         ULONG npages = stack32_pop ( context );
 786         ULONG permand = stack32_pop ( context );
 787         ULONG permor = stack32_pop ( context );
 788
 789         TRACE("PageModifyPermissions %08lx %08lx %08lx %08lx partial stub\n",
 790               page, npages, permand, permor );
 791         address = (LPVOID )( page * psize );
 792
 793         VirtualQuery ( address, &mbi, sizeof ( MEMORY_BASIC_INFORMATION ));
 794         virt_old_perm = mbi.Protect;
 795
 796         switch ( virt_old_perm & mbi.Protect ) {
 797         case PAGE_READONLY:
 798         case PAGE_EXECUTE:
 799         case PAGE_EXECUTE_READ:
 800           pg_old_perm = PC_USER;
 801           break;
 802         case PAGE_READWRITE:
 803         case PAGE_WRITECOPY:
 804         case PAGE_EXECUTE_READWRITE:
 805         case PAGE_EXECUTE_WRITECOPY:
 806           pg_old_perm = PC_USER | PC_WRITEABLE;
 807           break;
 808         case PAGE_NOACCESS:
 809         default:
 810           pg_old_perm = 0;
 811           break;
 812         }
 813         pg_new_perm = pg_old_perm;
 814         pg_new_perm &= permand & ~PC_STATIC;
 815         pg_new_perm |= permor  & ~PC_STATIC;
 816
 817         virt_new_perm = ( virt_old_perm )  & ~0xff;
 818         if ( pg_new_perm & PC_USER )
 819         {
 820           if ( pg_new_perm & PC_WRITEABLE )
 821             virt_new_perm |= PAGE_EXECUTE_READWRITE;
 822           else
 823             virt_new_perm |= PAGE_EXECUTE_READ;
 824         }
 825
 826         if ( ! VirtualProtect ( address, ( npages * psize ), virt_new_perm, &virt_old_perm ) ) {
 827           ERR("Can't change page permissions for %08lx\n", (DWORD )address );
 828           return 0xffffffff;
 829         }
 830         TRACE("Returning: %08lx\n", pg_old_perm );
 831         return pg_old_perm;
 832       }
 833     case 0x000a: /* PageFree */
 834       {
 835         BOOL ret;
 836         LPVOID hmem = (LPVOID) stack32_pop( context );
 837         DWORD flags = (DWORD ) stack32_pop( context );
 838
 839         TRACE("PageFree: hmem: %08lx, flags: %08lx partial stub\n",
 840               (DWORD )hmem, flags );
 841
 842         ret = VirtualFree ( hmem, 0, MEM_RELEASE );
 843         context->Eax = ret;
 844         TRACE("Returning: %d\n", ret );
 845
 846         return 0;
 847       }
 848     case 0x001e: /* GetDemandPageInfo */
 849       {
 850          DWORD dinfo = (DWORD)stack32_pop( context );
 851          DWORD flags = (DWORD)stack32_pop( context );
 852
 853          /* GetDemandPageInfo is supposed to fill out the struct at
 854           * "dinfo" with various low-level memory management information.
 855           * Apps are certainly not supposed to call this, although it's
 856           * demoed and documented by Pietrek on pages 441-443 of "Windows
 857           * 95 System Programming Secrets" if any program needs a real
 858           * implementation of this.
 859           */
 860
 861          FIXME("GetDemandPageInfo(%08lx %08lx): stub!\n", dinfo, flags);
 862
 863          return 0;
 864       }
 865     default:
 866         if (LOWORD(service) < N_VMM_SERVICE)
 867             FIXME( "Unimplemented service %s (%08lx)\n",
 868                           VMM_Service_Name[LOWORD(service)], service);
 869         else
 870             FIXME( "Unknown service %08lx\n", service);
 871         break;
 872     }
 873
 874     return 0xffffffff;  /* FIXME */
 875 }
 876
 877 /***********************************************************************
 878  *           DeviceIo_IFSMgr
 879  * NOTES
 880  *   These ioctls are used by 'MSNET32.DLL'.
 881  *
 882  *   I have been unable to uncover any documentation about the ioctls so
 883  *   the implementation of the cases IFS_IOCTL_21 and IFS_IOCTL_2F are
 884  *   based on reasonable guesses on information found in the Windows 95 DDK.
 885  *
 886  */
 887
 888 /*
 889  * IFSMgr DeviceIO service
 890  */
 891
 892 #define IFS_IOCTL_21                100
 893 #define IFS_IOCTL_2F                101
 894 #define IFS_IOCTL_GET_RES           102
 895 #define IFS_IOCTL_GET_NETPRO_NAME_A 103
 896
 897 struct win32apireq {
 898         unsigned long   ar_proid;
 899         unsigned long   ar_eax;
 900         unsigned long   ar_ebx;
 901         unsigned long   ar_ecx;
 902         unsigned long   ar_edx;
 903         unsigned long   ar_esi;
 904         unsigned long   ar_edi;
 905         unsigned long   ar_ebp;
 906         unsigned short  ar_error;
 907         unsigned short  ar_pad;
 908 };
 909
 910 static void win32apieq_2_CONTEXT(struct win32apireq *pIn,CONTEXT86 *pCxt)
 911 {
 912         memset(pCxt,0,sizeof(*pCxt));
 913
 914         pCxt->ContextFlags=CONTEXT86_INTEGER|CONTEXT86_CONTROL;
 915         pCxt->Eax = pIn->ar_eax;
 916         pCxt->Ebx = pIn->ar_ebx;
 917         pCxt->Ecx = pIn->ar_ecx;
 918         pCxt->Edx = pIn->ar_edx;
 919         pCxt->Esi = pIn->ar_esi;
 920         pCxt->Edi = pIn->ar_edi;
 921
 922         /* FIXME: Only partial CONTEXT86_CONTROL */
 923         pCxt->Ebp = pIn->ar_ebp;
 924
 925         /* FIXME: pIn->ar_proid ignored */
 926         /* FIXME: pIn->ar_error ignored */
 927         /* FIXME: pIn->ar_pad ignored */
 928 }
 929
 930 static void CONTEXT_2_win32apieq(CONTEXT86 *pCxt,struct win32apireq *pOut)
 931 {
 932         memset(pOut,0,sizeof(struct win32apireq));
 933
 934         pOut->ar_eax = pCxt->Eax;
 935         pOut->ar_ebx = pCxt->Ebx;
 936         pOut->ar_ecx = pCxt->Ecx;
 937         pOut->ar_edx = pCxt->Edx;
 938         pOut->ar_esi = pCxt->Esi;
 939         pOut->ar_edi = pCxt->Edi;
 940
 941         /* FIXME: Only partial CONTEXT86_CONTROL */
 942         pOut->ar_ebp = pCxt->Ebp;
 943
 944         /* FIXME: pOut->ar_proid ignored */
 945         /* FIXME: pOut->ar_error ignored */
 946         /* FIXME: pOut->ar_pad ignored */
 947 }
 948
 949 static BOOL DeviceIo_IFSMgr(DWORD dwIoControlCode, LPVOID lpvInBuffer, DWORD cbInBuffer,
 950                               LPVOID lpvOutBuffer, DWORD cbOutBuffer,
 951                               LPDWORD lpcbBytesReturned,
 952                               LPOVERLAPPED lpOverlapped)
 953 {
 954     BOOL retv = TRUE;
 955         TRACE("(%ld,%p,%ld,%p,%ld,%p,%p): stub\n",
 956                         dwIoControlCode,
 957                         lpvInBuffer,cbInBuffer,
 958                         lpvOutBuffer,cbOutBuffer,
 959                         lpcbBytesReturned,
 960                         lpOverlapped);
 961
 962     switch (dwIoControlCode)
 963     {
 964         case IFS_IOCTL_21:
 965         case IFS_IOCTL_2F:{
 966                 CONTEXT86 cxt;
 967                 struct win32apireq *pIn=(struct win32apireq *) lpvInBuffer;
 968                 struct win32apireq *pOut=(struct win32apireq *) lpvOutBuffer;
 969
 970                 TRACE(
 971                         "Control '%s': "
 972                         "proid=0x%08lx, eax=0x%08lx, ebx=0x%08lx, ecx=0x%08lx, "
 973                         "edx=0x%08lx, esi=0x%08lx, edi=0x%08lx, ebp=0x%08lx, "
 974                         "error=0x%04x, pad=0x%04x\n",
 975                         (dwIoControlCode==IFS_IOCTL_21)?"IFS_IOCTL_21":"IFS_IOCTL_2F",
 976                         pIn->ar_proid, pIn->ar_eax, pIn->ar_ebx, pIn->ar_ecx,
 977                         pIn->ar_edx, pIn->ar_esi, pIn->ar_edi, pIn->ar_ebp,
 978                         pIn->ar_error, pIn->ar_pad
 979                 );
 980
 981                 win32apieq_2_CONTEXT(pIn,&cxt);
 982
 983                 if(dwIoControlCode==IFS_IOCTL_21)
 984                 {
 985                         DOS3Call(&cxt); /* Call int 21h */
 986                 } else {
 987                         INT_Int2fHandler(&cxt); /* Call int 2Fh */
 988                 }
 989
 990                 CONTEXT_2_win32apieq(&cxt,pOut);
 991
 992         retv = TRUE;
 993         } break;
 994         case IFS_IOCTL_GET_RES:{
 995         FIXME( "Control 'IFS_IOCTL_GET_RES' not implemented\n");
 996         retv = FALSE;
 997         } break;
 998         case IFS_IOCTL_GET_NETPRO_NAME_A:{
 999         FIXME( "Control 'IFS_IOCTL_GET_NETPRO_NAME_A' not implemented\n");
1000         retv = FALSE;
1001         } break;
1002     default:
1003         FIXME( "Control %ld not implemented\n", dwIoControlCode);
1004         retv = FALSE;
1005     }
1006
1007     return retv;
1008 }
1009
1010 /********************************************************************************
1011  *      VxDCall_VWin32
1012  *
1013  *  Service numbers taken from page 448 of Pietrek's "Windows 95 System
1014  *  Programming Secrets".  Parameters from experimentation on real Win98.
1015  *
1016  */
1017
1018 static DWORD VxDCall_VWin32( DWORD service, CONTEXT86 *context )
1019 {
1020   switch ( LOWORD(service) )
1021     {
1022     case 0x0000: /* GetVersion */
1023     {
1024         DWORD vers = GetVersion();
1025         return (LOBYTE(vers) << 8) | HIBYTE(vers);
1026     }
1027     break;
1028
1029     case 0x0020: /* Get VMCPD Version */
1030     {
1031         DWORD parm = (DWORD) stack32_pop(context);
1032
1033         FIXME("Get VMCPD Version(%08lx): partial stub!\n", parm);
1034
1035         /* FIXME: This is what Win98 returns, it may
1036          *        not be correct in all situations.
1037          *        It makes Bleem! happy though.
1038          */
1039
1040         return 0x0405;
1041     }
1042
1043     case 0x0029: /* Int31/DPMI dispatch */
1044     {
1045         DWORD callnum = (DWORD) stack32_pop(context);
1046         DWORD parm    = (DWORD) stack32_pop(context);
1047
1048         TRACE("Int31/DPMI dispatch(%08lx)\n", callnum);
1049
1050         AX_reg(context) = callnum;
1051         CX_reg(context) = parm;
1052         INT_Int31Handler(context);
1053
1054         return LOWORD(context->Eax);
1055     }
1056     break;
1057
1058     case 0x002a: /* Int41 dispatch - parm = int41 service number */
1059     {
1060         DWORD callnum = (DWORD) stack32_pop(context);
1061
1062         return callnum; /* FIXME: should really call INT_Int41Handler() */
1063     }
1064     break;
1065
1066     default:
1067       FIXME("Unknown VWin32 service %08lx\n", service);
1068       break;
1069     }
1070
1071   return 0xffffffff;
1072 }
1073
1074
1075 /***********************************************************************
1076  *           DeviceIo_VCD
1077  */
1078 static BOOL DeviceIo_VCD(DWORD dwIoControlCode,
1079                               LPVOID lpvInBuffer, DWORD cbInBuffer,
1080                               LPVOID lpvOutBuffer, DWORD cbOutBuffer,
1081                               LPDWORD lpcbBytesReturned,
1082                               LPOVERLAPPED lpOverlapped)
1083 {
1084     BOOL retv = TRUE;
1085
1086     switch (dwIoControlCode)
1087     {
1088     case IOCTL_SERIAL_LSRMST_INSERT:
1089     {
1090         FIXME( "IOCTL_SERIAL_LSRMST_INSERT NIY !\n");
1091         retv = FALSE;
1092     }
1093     break;
1094
1095     default:
1096         FIXME( "Unknown Control %ld\n", dwIoControlCode);
1097         retv = FALSE;
1098         break;
1099     }
1100
1101     return retv;
1102 }
1103
1104
1105 /***********************************************************************
1106  *           DeviceIo_VWin32
1107  */
1108
1109 static void DIOCRegs_2_CONTEXT( DIOC_REGISTERS *pIn, CONTEXT86 *pCxt )
1110 {
1111     memset( pCxt, 0, sizeof(*pCxt) );
1112     /* Note: segment registers == 0 means that CTX_SEG_OFF_TO_LIN
1113              will interpret 32-bit register contents as linear pointers */
1114
1115     pCxt->ContextFlags=CONTEXT86_INTEGER|CONTEXT86_CONTROL;
1116     pCxt->Eax = pIn->reg_EAX;
1117     pCxt->Ebx = pIn->reg_EBX;
1118     pCxt->Ecx = pIn->reg_ECX;
1119     pCxt->Edx = pIn->reg_EDX;
1120     pCxt->Esi = pIn->reg_ESI;
1121     pCxt->Edi = pIn->reg_EDI;
1122
1123     /* FIXME: Only partial CONTEXT86_CONTROL */
1124     pCxt->EFlags = pIn->reg_Flags;
1125 }
1126
1127 static void CONTEXT_2_DIOCRegs( CONTEXT86 *pCxt, DIOC_REGISTERS *pOut )
1128 {
1129     memset( pOut, 0, sizeof(DIOC_REGISTERS) );
1130
1131     pOut->reg_EAX = pCxt->Eax;
1132     pOut->reg_EBX = pCxt->Ebx;
1133     pOut->reg_ECX = pCxt->Ecx;
1134     pOut->reg_EDX = pCxt->Edx;
1135     pOut->reg_ESI = pCxt->Esi;
1136     pOut->reg_EDI = pCxt->Edi;
1137
1138     /* FIXME: Only partial CONTEXT86_CONTROL */
1139     pOut->reg_Flags = pCxt->EFlags;
1140 }
1141
1142
1143 static BOOL DeviceIo_VWin32(DWORD dwIoControlCode,
1144                               LPVOID lpvInBuffer, DWORD cbInBuffer,
1145                               LPVOID lpvOutBuffer, DWORD cbOutBuffer,
1146                               LPDWORD lpcbBytesReturned,
1147                               LPOVERLAPPED lpOverlapped)
1148 {
1149     BOOL retv = TRUE;
1150
1151     switch (dwIoControlCode)
1152     {
1153     case VWIN32_DIOC_DOS_IOCTL:
1154     case VWIN32_DIOC_DOS_INT13:
1155     case VWIN32_DIOC_DOS_INT25:
1156     case VWIN32_DIOC_DOS_INT26:
1157     case VWIN32_DIOC_DOS_DRIVEINFO:
1158     {
1159         CONTEXT86 cxt;
1160         DIOC_REGISTERS *pIn  = (DIOC_REGISTERS *)lpvInBuffer;
1161         DIOC_REGISTERS *pOut = (DIOC_REGISTERS *)lpvOutBuffer;
1162
1163         TRACE( "Control '%s': "
1164                "eax=0x%08lx, ebx=0x%08lx, ecx=0x%08lx, "
1165                "edx=0x%08lx, esi=0x%08lx, edi=0x%08lx ",
1166                (dwIoControlCode == VWIN32_DIOC_DOS_IOCTL)? "VWIN32_DIOC_DOS_IOCTL" :
1167                (dwIoControlCode == VWIN32_DIOC_DOS_INT13)? "VWIN32_DIOC_DOS_INT13" :
1168                (dwIoControlCode == VWIN32_DIOC_DOS_INT25)? "VWIN32_DIOC_DOS_INT25" :
1169                (dwIoControlCode == VWIN32_DIOC_DOS_INT26)? "VWIN32_DIOC_DOS_INT26" :
1170                (dwIoControlCode == VWIN32_DIOC_DOS_DRIVEINFO)? "VWIN32_DIOC_DOS_DRIVEINFO" :  "???",
1171                pIn->reg_EAX, pIn->reg_EBX, pIn->reg_ECX,
1172                pIn->reg_EDX, pIn->reg_ESI, pIn->reg_EDI );
1173
1174         DIOCRegs_2_CONTEXT( pIn, &cxt );
1175
1176         switch (dwIoControlCode)
1177         {
1178         case VWIN32_DIOC_DOS_IOCTL: DOS3Call( &cxt ); break; /* Call int 21h */
1179         case VWIN32_DIOC_DOS_INT13: INT_Int13Handler( &cxt ); break;
1180         case VWIN32_DIOC_DOS_INT25: INT_Int25Handler( &cxt ); break;
1181         case VWIN32_DIOC_DOS_INT26: INT_Int26Handler( &cxt ); break;
1182         case VWIN32_DIOC_DOS_DRIVEINFO: DOS3Call( &cxt ); break; /* Call int 21h 730x */
1183         }
1184
1185         CONTEXT_2_DIOCRegs( &cxt, pOut );
1186     }
1187     break;
1188
1189     case VWIN32_DIOC_SIMCTRLC:
1190         FIXME( "Control VWIN32_DIOC_SIMCTRLC not implemented\n");
1191         retv = FALSE;
1192         break;
1193
1194     default:
1195         FIXME( "Unknown Control %ld\n", dwIoControlCode);
1196         retv = FALSE;
1197         break;
1198     }
1199
1200     return retv;
1201 }
1202
1203 /* this is the main multimedia device loader */
1204 static BOOL DeviceIo_MMDEVLDR(DWORD dwIoControlCode,
1205                               LPVOID lpvInBuffer, DWORD cbInBuffer,
1206                               LPVOID lpvOutBuffer, DWORD cbOutBuffer,
1207                               LPDWORD lpcbBytesReturned,
1208                               LPOVERLAPPED lpOverlapped)
1209 {
1210         FIXME("(%ld,%p,%ld,%p,%ld,%p,%p): stub\n",
1211             dwIoControlCode,
1212             lpvInBuffer,cbInBuffer,
1213             lpvOutBuffer,cbOutBuffer,
1214             lpcbBytesReturned,
1215             lpOverlapped
1216         );
1217         switch (dwIoControlCode) {
1218         case 5:
1219                 /* Hmm. */
1220                 *(DWORD*)lpvOutBuffer=0;
1221                 *lpcbBytesReturned=4;
1222                 return TRUE;
1223         }
1224         return FALSE;
1225 }
1226 /* this is used by some Origin games */
1227 static BOOL DeviceIo_MONODEBG(DWORD dwIoControlCode,
1228                               LPVOID lpvInBuffer, DWORD cbInBuffer,
1229                               LPVOID lpvOutBuffer, DWORD cbOutBuffer,
1230                               LPDWORD lpcbBytesReturned,
1231                               LPOVERLAPPED lpOverlapped)
1232 {
1233         switch (dwIoControlCode) {
1234         case 1: /* version */
1235                 *(LPDWORD)lpvOutBuffer = 0x20004; /* WC SecretOps */
1236                 break;
1237         case 9: /* debug output */
1238                 ERR("MONODEBG: %s\n",debugstr_a(lpvInBuffer));
1239                 break;
1240         default:
1241                 FIXME("(%ld,%p,%ld,%p,%ld,%p,%p): stub\n",
1242                         dwIoControlCode,
1243                         lpvInBuffer,cbInBuffer,
1244                         lpvOutBuffer,cbOutBuffer,
1245                         lpcbBytesReturned,
1246                         lpOverlapped
1247                 );
1248                 break;
1249         }
1250         return TRUE;
1251 }
1252 /* pccard */
1253 static BOOL DeviceIo_PCCARD (DWORD dwIoControlCode,
1254                               LPVOID lpvInBuffer, DWORD cbInBuffer,
1255                               LPVOID lpvOutBuffer, DWORD cbOutBuffer,
1256                               LPDWORD lpcbBytesReturned,
1257                               LPOVERLAPPED lpOverlapped)
1258 {
1259         switch (dwIoControlCode) {
1260         case 0x0000: /* PCCARD_Get_Version */
1261         case 0x0001: /* PCCARD_Card_Services */
1262         default:
1263                 FIXME( "(%ld,%p,%ld,%p,%ld,%p,%p): stub\n",
1264                         dwIoControlCode,
1265                         lpvInBuffer,cbInBuffer,
1266                         lpvOutBuffer,cbOutBuffer,
1267                         lpcbBytesReturned,
1268                         lpOverlapped
1269                 );
1270                 break;
1271         }
1272         return FALSE;
1273 }
1274
1275 /***********************************************************************
1276  *              OpenVxDHandle (KERNEL32.@)
1277  */
1278 DWORD   WINAPI  OpenVxDHandle(DWORD pmt)
1279 {
1280         FIXME( "(0x%08lx) stub!\n", pmt);
1281         return 0;
1282 }
1283
1284 static BOOL DeviceIo_HASP(DWORD dwIoControlCode, LPVOID lpvInBuffer, DWORD cbInBuffer,
1285                               LPVOID lpvOutBuffer, DWORD cbOutBuffer,
1286                               LPDWORD lpcbBytesReturned,
1287                               LPOVERLAPPED lpOverlapped)
1288 {
1289     BOOL retv = TRUE;
1290         FIXME("(%ld,%p,%ld,%p,%ld,%p,%p): stub\n",
1291                         dwIoControlCode,
1292                         lpvInBuffer,cbInBuffer,
1293                         lpvOutBuffer,cbOutBuffer,
1294                         lpcbBytesReturned,
1295                         lpOverlapped);
1296
1297     return retv;
1298 }
1299