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,
 323                       LPSECURITY_ATTRIBUTES sa )
 324 {
 325     const struct VxDInfo *info;
 326
 327     for (info = VxDList; info->name; info++)
 328         if (!strncasecmp( info->name, filename, strlen(info->name) ))
 329             return FILE_CreateDevice( info->id | 0x10000, access, sa );
 330
 331     FIXME( "Unknown/unsupported VxD %s. Try --winver nt40 or win31 !\n", filename);
 332     SetLastError( ERROR_FILE_NOT_FOUND );
 333     return 0;
 334 }
 335
 336 static const struct VxDInfo *DEVICE_GetInfo( HANDLE handle )
 337 {
 338     const struct VxDInfo *info = NULL;
 339     SERVER_START_REQ( get_file_info )
 340     {
 341         req->handle = handle;
 342         if (!wine_server_call( req ) &&
 343             (reply->type == FILE_TYPE_UNKNOWN) &&
 344             (reply->attr & 0x10000))
 345         {
 346             for (info = VxDList; info->name; info++)
 347                 if (info->id == LOWORD(reply->attr)) break;
 348         }
 349     }
 350     SERVER_END_REQ;
 351     return info;
 352 }
 353
 354 /****************************************************************************
 355  *              DeviceIoControl (KERNEL32.@)
 356  * This is one of those big ugly nasty procedure which can do
 357  * a million and one things when it comes to devices. It can also be
 358  * used for VxD communication.
 359  *
 360  * A return value of FALSE indicates that something has gone wrong which
 361  * GetLastError can decipher.
 362  */
 363 BOOL WINAPI DeviceIoControl(HANDLE hDevice, DWORD dwIoControlCode,
 364                               LPVOID lpvInBuffer, DWORD cbInBuffer,
 365                               LPVOID lpvOutBuffer, DWORD cbOutBuffer,
 366                               LPDWORD lpcbBytesReturned,
 367                               LPOVERLAPPED lpOverlapped)
 368 {
 369         const struct VxDInfo *info;
 370
 371         TRACE( "(%d,%ld,%p,%ld,%p,%ld,%p,%p)\n",
 372                hDevice,dwIoControlCode,lpvInBuffer,cbInBuffer,
 373                lpvOutBuffer,cbOutBuffer,lpcbBytesReturned,lpOverlapped  );
 374
 375         if (!(info = DEVICE_GetInfo( hDevice )))
 376         {
 377                 SetLastError( ERROR_INVALID_PARAMETER );
 378                 return FALSE;
 379         }
 380
 381         /* Check if this is a user defined control code for a VxD */
 382         if( HIWORD( dwIoControlCode ) == 0 )
 383         {
 384                 if ( info->deviceio )
 385                 {
 386                         return info->deviceio( dwIoControlCode,
 387                                         lpvInBuffer, cbInBuffer,
 388                                         lpvOutBuffer, cbOutBuffer,
 389                                         lpcbBytesReturned, lpOverlapped );
 390                 }
 391                 else
 392                 {
 393                         FIXME( "Unimplemented control %ld for VxD device %s\n",
 394                                dwIoControlCode, info->name ? info->name : "???" );
 395                         /* FIXME: this is for invalid calls on W98SE,
 396                          * but maybe we should use ERROR_CALL_NOT_IMPLEMENTED
 397                          * instead ? */
 398                         SetLastError( ERROR_INVALID_FUNCTION );
 399                 }
 400         }
 401         else
 402         {
 403                 switch( dwIoControlCode )
 404                 {
 405                 case FSCTL_DELETE_REPARSE_POINT:
 406                 case FSCTL_DISMOUNT_VOLUME:
 407                 case FSCTL_GET_COMPRESSION:
 408                 case FSCTL_GET_REPARSE_POINT:
 409                 case FSCTL_LOCK_VOLUME:
 410                 case FSCTL_QUERY_ALLOCATED_RANGES:
 411                 case FSCTL_SET_COMPRESSION:
 412                 case FSCTL_SET_REPARSE_POINT:
 413                 case FSCTL_SET_SPARSE:
 414                 case FSCTL_SET_ZERO_DATA:
 415                 case FSCTL_UNLOCK_VOLUME:
 416                 case IOCTL_DISK_CHECK_VERIFY:
 417                 case IOCTL_DISK_EJECT_MEDIA:
 418                 case IOCTL_DISK_FORMAT_TRACKS:
 419                 case IOCTL_DISK_GET_DRIVE_GEOMETRY:
 420                 case IOCTL_DISK_GET_DRIVE_LAYOUT:
 421                 case IOCTL_DISK_GET_MEDIA_TYPES:
 422                 case IOCTL_DISK_GET_PARTITION_INFO:
 423                 case IOCTL_DISK_LOAD_MEDIA:
 424                 case IOCTL_DISK_MEDIA_REMOVAL:
 425                 case IOCTL_DISK_PERFORMANCE:
 426                 case IOCTL_DISK_REASSIGN_BLOCKS:
 427                 case IOCTL_DISK_SET_DRIVE_LAYOUT:
 428                 case IOCTL_DISK_SET_PARTITION_INFO:
 429                 case IOCTL_DISK_VERIFY:
 430                 case IOCTL_SERIAL_LSRMST_INSERT:
 431                 case IOCTL_STORAGE_CHECK_VERIFY:
 432                 case IOCTL_STORAGE_EJECT_MEDIA:
 433                 case IOCTL_STORAGE_GET_MEDIA_TYPES:
 434                 case IOCTL_STORAGE_LOAD_MEDIA:
 435                 case IOCTL_STORAGE_MEDIA_REMOVAL:
 436                         FIXME( "unimplemented dwIoControlCode=%08lx\n", dwIoControlCode);
 437                         SetLastError( ERROR_CALL_NOT_IMPLEMENTED );
 438                         return FALSE;
 439                         break;
 440                 default:
 441                         FIXME( "ignored dwIoControlCode=%08lx\n",dwIoControlCode);
 442                         SetLastError( ERROR_CALL_NOT_IMPLEMENTED );
 443                         return FALSE;
 444                         break;
 445                 }
 446         }
 447         return FALSE;
 448 }
 449
 450 /***********************************************************************
 451  *           DeviceIo_VTDAPI
 452  */
 453 static BOOL DeviceIo_VTDAPI(DWORD dwIoControlCode, LPVOID lpvInBuffer, DWORD cbInBuffer,
 454                               LPVOID lpvOutBuffer, DWORD cbOutBuffer,
 455                               LPDWORD lpcbBytesReturned,
 456                               LPOVERLAPPED lpOverlapped)
 457 {
 458     BOOL retv = TRUE;
 459
 460     switch (dwIoControlCode)
 461     {
 462     case 5:
 463         if (lpvOutBuffer && (cbOutBuffer>=4))
 464             *(DWORD*)lpvOutBuffer = GetTickCount();
 465
 466         if (lpcbBytesReturned)
 467             *lpcbBytesReturned = 4;
 468
 469         break;
 470
 471     default:
 472         FIXME( "Control %ld not implemented\n", dwIoControlCode);
 473         retv = FALSE;
 474         break;
 475     }
 476
 477     return retv;
 478 }
 479
 480 /***********************************************************************
 481  *              VxDCall0 (KERNEL32.1)
 482  *              VxDCall1 (KERNEL32.2)
 483  *              VxDCall2 (KERNEL32.3)
 484  *              VxDCall3 (KERNEL32.4)
 485  *              VxDCall4 (KERNEL32.5)
 486  *              VxDCall5 (KERNEL32.6)
 487  *              VxDCall6 (KERNEL32.7)
 488  *              VxDCall7 (KERNEL32.8)
 489  *              VxDCall8 (KERNEL32.9)
 490  */
 491 void VxDCall( DWORD service, CONTEXT86 *context )
 492 {
 493     DWORD ret = 0xffffffff; /* FIXME */
 494     int i;
 495
 496     TRACE( "(%08lx, ...)\n", service);
 497
 498     for (i = 0; VxDList[i].name; i++)
 499         if (VxDList[i].id == HIWORD(service))
 500             break;
 501
 502     if (!VxDList[i].name)
 503         FIXME( "Unknown VxD (%08lx)\n", service);
 504     else if (!VxDList[i].vxdcall)
 505         FIXME( "Unimplemented VxD (%08lx)\n", service);
 506     else
 507         ret = VxDList[i].vxdcall( service, context );
 508
 509     context->Eax = ret;
 510 }
 511
 512
 513 /***********************************************************************
 514  *           VxDCall_VMM
 515  */
 516 static DWORD VxDCall_VMM( DWORD service, CONTEXT86 *context )
 517 {
 518     switch ( LOWORD(service) )
 519     {
 520     case 0x0011:  /* RegOpenKey */
 521     {
 522         HKEY    hkey       = (HKEY)  stack32_pop( context );
 523         LPCSTR  lpszSubKey = (LPCSTR)stack32_pop( context );
 524         LPHKEY  retkey     = (LPHKEY)stack32_pop( context );
 525         return RegOpenKeyA( hkey, lpszSubKey, retkey );
 526     }
 527
 528     case 0x0012:  /* RegCreateKey */
 529     {
 530         HKEY    hkey       = (HKEY)  stack32_pop( context );
 531         LPCSTR  lpszSubKey = (LPCSTR)stack32_pop( context );
 532         LPHKEY  retkey     = (LPHKEY)stack32_pop( context );
 533         return RegCreateKeyA( hkey, lpszSubKey, retkey );
 534     }
 535
 536     case 0x0013:  /* RegCloseKey */
 537     {
 538         HKEY    hkey       = (HKEY)stack32_pop( context );
 539         return RegCloseKey( hkey );
 540     }
 541
 542     case 0x0014:  /* RegDeleteKey */
 543     {
 544         HKEY    hkey       = (HKEY)  stack32_pop( context );
 545         LPCSTR  lpszSubKey = (LPCSTR)stack32_pop( context );
 546         return RegDeleteKeyA( hkey, lpszSubKey );
 547     }
 548
 549     case 0x0015:  /* RegSetValue */
 550     {
 551         HKEY    hkey       = (HKEY)  stack32_pop( context );
 552         LPCSTR  lpszSubKey = (LPCSTR)stack32_pop( context );
 553         DWORD   dwType     = (DWORD) stack32_pop( context );
 554         LPCSTR  lpszData   = (LPCSTR)stack32_pop( context );
 555         DWORD   cbData     = (DWORD) stack32_pop( context );
 556         return RegSetValueA( hkey, lpszSubKey, dwType, lpszData, cbData );
 557     }
 558
 559     case 0x0016:  /* RegDeleteValue */
 560     {
 561         HKEY    hkey       = (HKEY) stack32_pop( context );
 562         LPSTR   lpszValue  = (LPSTR)stack32_pop( context );
 563         return RegDeleteValueA( hkey, lpszValue );
 564     }
 565
 566     case 0x0017:  /* RegQueryValue */
 567     {
 568         HKEY    hkey       = (HKEY)   stack32_pop( context );
 569         LPSTR   lpszSubKey = (LPSTR)  stack32_pop( context );
 570         LPSTR   lpszData   = (LPSTR)  stack32_pop( context );
 571         LPDWORD lpcbData   = (LPDWORD)stack32_pop( context );
 572         return RegQueryValueA( hkey, lpszSubKey, lpszData, lpcbData );
 573     }
 574
 575     case 0x0018:  /* RegEnumKey */
 576     {
 577         HKEY    hkey       = (HKEY) stack32_pop( context );
 578         DWORD   iSubkey    = (DWORD)stack32_pop( context );
 579         LPSTR   lpszName   = (LPSTR)stack32_pop( context );
 580         DWORD   lpcchName  = (DWORD)stack32_pop( context );
 581         return RegEnumKeyA( hkey, iSubkey, lpszName, lpcchName );
 582     }
 583
 584     case 0x0019:  /* RegEnumValue */
 585     {
 586         HKEY    hkey       = (HKEY)   stack32_pop( context );
 587         DWORD   iValue     = (DWORD)  stack32_pop( context );
 588         LPSTR   lpszValue  = (LPSTR)  stack32_pop( context );
 589         LPDWORD lpcchValue = (LPDWORD)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         return RegEnumValueA( hkey, iValue, lpszValue, lpcchValue,
 595                               lpReserved, lpdwType, lpbData, lpcbData );
 596     }
 597
 598     case 0x001A:  /* RegQueryValueEx */
 599     {
 600         HKEY    hkey       = (HKEY)   stack32_pop( context );
 601         LPSTR   lpszValue  = (LPSTR)  stack32_pop( context );
 602         LPDWORD lpReserved = (LPDWORD)stack32_pop( context );
 603         LPDWORD lpdwType   = (LPDWORD)stack32_pop( context );
 604         LPBYTE  lpbData    = (LPBYTE) stack32_pop( context );
 605         LPDWORD lpcbData   = (LPDWORD)stack32_pop( context );
 606         return RegQueryValueExA( hkey, lpszValue, lpReserved,
 607                                  lpdwType, lpbData, lpcbData );
 608     }
 609
 610     case 0x001B:  /* RegSetValueEx */
 611     {
 612         HKEY    hkey       = (HKEY)  stack32_pop( context );
 613         LPSTR   lpszValue  = (LPSTR) stack32_pop( context );
 614         DWORD   dwReserved = (DWORD) stack32_pop( context );
 615         DWORD   dwType     = (DWORD) stack32_pop( context );
 616         LPBYTE  lpbData    = (LPBYTE)stack32_pop( context );
 617         DWORD   cbData     = (DWORD) stack32_pop( context );
 618         return RegSetValueExA( hkey, lpszValue, dwReserved,
 619                                dwType, lpbData, cbData );
 620     }
 621
 622     case 0x001C:  /* RegFlushKey */
 623     {
 624         HKEY    hkey       = (HKEY)stack32_pop( context );
 625         return RegFlushKey( hkey );
 626     }
 627
 628     case 0x001D:  /* RegQueryInfoKey */
 629     {
 630         /* NOTE: This VxDCall takes only a subset of the parameters that the
 631                  corresponding Win32 API call does. The implementation in Win95
 632                  ADVAPI32 sets all output parameters not mentioned here to zero. */
 633
 634         HKEY    hkey              = (HKEY)   stack32_pop( context );
 635         LPDWORD lpcSubKeys        = (LPDWORD)stack32_pop( context );
 636         LPDWORD lpcchMaxSubKey    = (LPDWORD)stack32_pop( context );
 637         LPDWORD lpcValues         = (LPDWORD)stack32_pop( context );
 638         LPDWORD lpcchMaxValueName = (LPDWORD)stack32_pop( context );
 639         LPDWORD lpcchMaxValueData = (LPDWORD)stack32_pop( context );
 640         return RegQueryInfoKeyA( hkey, NULL, NULL, NULL, lpcSubKeys, lpcchMaxSubKey,
 641                                  NULL, lpcValues, lpcchMaxValueName, lpcchMaxValueData,
 642                                  NULL, NULL );
 643     }
 644
 645     case 0x0021:  /* RegLoadKey */
 646     {
 647         HKEY    hkey       = (HKEY)  stack32_pop( context );
 648         LPCSTR  lpszSubKey = (LPCSTR)stack32_pop( context );
 649         LPCSTR  lpszFile   = (LPCSTR)stack32_pop( context );
 650         return RegLoadKeyA( hkey, lpszSubKey, lpszFile );
 651     }
 652
 653     case 0x0022:  /* RegUnLoadKey */
 654     {
 655         HKEY    hkey       = (HKEY)  stack32_pop( context );
 656         LPCSTR  lpszSubKey = (LPCSTR)stack32_pop( context );
 657         return RegUnLoadKeyA( hkey, lpszSubKey );
 658     }
 659
 660     case 0x0023:  /* RegSaveKey */
 661     {
 662         HKEY    hkey       = (HKEY)  stack32_pop( context );
 663         LPCSTR  lpszFile   = (LPCSTR)stack32_pop( context );
 664         LPSECURITY_ATTRIBUTES sa = (LPSECURITY_ATTRIBUTES)stack32_pop( context );
 665         return RegSaveKeyA( hkey, lpszFile, sa );
 666     }
 667
 668 #if 0 /* Functions are not yet implemented in misc/registry.c */
 669     case 0x0024:  /* RegRemapPreDefKey */
 670     case 0x0026:  /* RegQueryMultipleValues */
 671 #endif
 672
 673     case 0x0027:  /* RegReplaceKey */
 674     {
 675         HKEY    hkey       = (HKEY)  stack32_pop( context );
 676         LPCSTR  lpszSubKey = (LPCSTR)stack32_pop( context );
 677         LPCSTR  lpszNewFile= (LPCSTR)stack32_pop( context );
 678         LPCSTR  lpszOldFile= (LPCSTR)stack32_pop( context );
 679         return RegReplaceKeyA( hkey, lpszSubKey, lpszNewFile, lpszOldFile );
 680     }
 681     case 0x0000: /* PageReserve */
 682       {
 683         LPVOID address;
 684         LPVOID ret;
 685         DWORD psize = getpagesize();
 686         ULONG page   = (ULONG) stack32_pop( context );
 687         ULONG npages = (ULONG) stack32_pop( context );
 688         ULONG flags  = (ULONG) stack32_pop( context );
 689
 690         TRACE("PageReserve: page: %08lx, npages: %08lx, flags: %08lx partial stub!\n",
 691               page, npages, flags );
 692
 693         if ( page == PR_SYSTEM ) {
 694           ERR("Can't reserve ring 1 memory\n");
 695           return -1;
 696         }
 697         /* FIXME: This has to be handled separately for the separate
 698            address-spaces we now have */
 699         if ( page == PR_PRIVATE || page == PR_SHARED ) page = 0;
 700         /* FIXME: Handle flags in some way */
 701         address = (LPVOID )(page * psize);
 702         ret = VirtualAlloc ( address, ( npages * psize ), MEM_RESERVE, 0 );
 703         TRACE("PageReserve: returning: %08lx\n", (DWORD )ret );
 704         if ( ret == NULL )
 705           return -1;
 706         else
 707           return (DWORD )ret;
 708       }
 709
 710     case 0x0001: /* PageCommit */
 711       {
 712         LPVOID address;
 713         LPVOID ret;
 714         DWORD virt_perm;
 715         DWORD psize = getpagesize();
 716         ULONG page   = (ULONG) stack32_pop( context );
 717         ULONG npages = (ULONG) stack32_pop( context );
 718         ULONG hpd  = (ULONG) stack32_pop( context );
 719         ULONG pagerdata   = (ULONG) stack32_pop( context );
 720         ULONG flags  = (ULONG) stack32_pop( context );
 721
 722         TRACE("PageCommit: page: %08lx, npages: %08lx, hpd: %08lx pagerdata: "
 723               "%08lx, flags: %08lx partial stub\n",
 724               page, npages, hpd, pagerdata, flags );
 725
 726         if ( flags & PC_USER )
 727           if ( flags & PC_WRITEABLE )
 728             virt_perm = PAGE_EXECUTE_READWRITE;
 729           else
 730             virt_perm = PAGE_EXECUTE_READ;
 731         else
 732           virt_perm = PAGE_NOACCESS;
 733
 734         address = (LPVOID )(page * psize);
 735         ret = VirtualAlloc ( address, ( npages * psize ), MEM_COMMIT, virt_perm );
 736         TRACE("PageCommit: Returning: %08lx\n", (DWORD )ret );
 737         return (DWORD )ret;
 738
 739       }
 740     case 0x0002: /* PageDecommit */
 741       {
 742         LPVOID address;
 743         BOOL ret;
 744         DWORD psize = getpagesize();
 745         ULONG page = (ULONG) stack32_pop( context );
 746         ULONG npages = (ULONG) stack32_pop( context );
 747         ULONG flags = (ULONG) stack32_pop( context );
 748
 749         TRACE("PageDecommit: page: %08lx, npages: %08lx, flags: %08lx partial stub\n",
 750               page, npages, flags );
 751         address = (LPVOID )( page * psize );
 752         ret = VirtualFree ( address, ( npages * psize ), MEM_DECOMMIT );
 753         TRACE("PageDecommit: Returning: %s\n", ret ? "TRUE" : "FALSE" );
 754         return ret;
 755       }
 756     case 0x000d: /* PageModifyPermissions */
 757       {
 758         DWORD pg_old_perm;
 759         DWORD pg_new_perm;
 760         DWORD virt_old_perm;
 761         DWORD virt_new_perm;
 762         MEMORY_BASIC_INFORMATION mbi;
 763         LPVOID address;
 764         DWORD psize = getpagesize();
 765         ULONG page = stack32_pop ( context );
 766         ULONG npages = stack32_pop ( context );
 767         ULONG permand = stack32_pop ( context );
 768         ULONG permor = stack32_pop ( context );
 769
 770         TRACE("PageModifyPermissions %08lx %08lx %08lx %08lx partial stub\n",
 771               page, npages, permand, permor );
 772         address = (LPVOID )( page * psize );
 773
 774         VirtualQuery ( address, &mbi, sizeof ( MEMORY_BASIC_INFORMATION ));
 775         virt_old_perm = mbi.Protect;
 776
 777         switch ( virt_old_perm & mbi.Protect ) {
 778         case PAGE_READONLY:
 779         case PAGE_EXECUTE:
 780         case PAGE_EXECUTE_READ:
 781           pg_old_perm = PC_USER;
 782           break;
 783         case PAGE_READWRITE:
 784         case PAGE_WRITECOPY:
 785         case PAGE_EXECUTE_READWRITE:
 786         case PAGE_EXECUTE_WRITECOPY:
 787           pg_old_perm = PC_USER | PC_WRITEABLE;
 788           break;
 789         case PAGE_NOACCESS:
 790         default:
 791           pg_old_perm = 0;
 792           break;
 793         }
 794         pg_new_perm = pg_old_perm;
 795         pg_new_perm &= permand & ~PC_STATIC;
 796         pg_new_perm |= permor  & ~PC_STATIC;
 797
 798         virt_new_perm = ( virt_old_perm )  & ~0xff;
 799         if ( pg_new_perm & PC_USER )
 800         {
 801           if ( pg_new_perm & PC_WRITEABLE )
 802             virt_new_perm |= PAGE_EXECUTE_READWRITE;
 803           else
 804             virt_new_perm |= PAGE_EXECUTE_READ;
 805         }
 806
 807         if ( ! VirtualProtect ( address, ( npages * psize ), virt_new_perm, &virt_old_perm ) ) {
 808           ERR("Can't change page permissions for %08lx\n", (DWORD )address );
 809           return 0xffffffff;
 810         }
 811         TRACE("Returning: %08lx\n", pg_old_perm );
 812         return pg_old_perm;
 813       }
 814     case 0x000a: /* PageFree */
 815       {
 816         BOOL ret;
 817         LPVOID hmem = (LPVOID) stack32_pop( context );
 818         DWORD flags = (DWORD ) stack32_pop( context );
 819
 820         TRACE("PageFree: hmem: %08lx, flags: %08lx partial stub\n",
 821               (DWORD )hmem, flags );
 822
 823         ret = VirtualFree ( hmem, 0, MEM_RELEASE );
 824         context->Eax = ret;
 825         TRACE("Returning: %d\n", ret );
 826
 827         return 0;
 828       }
 829     case 0x001e: /* GetDemandPageInfo */
 830       {
 831          DWORD dinfo = (DWORD)stack32_pop( context );
 832          DWORD flags = (DWORD)stack32_pop( context );
 833
 834          /* GetDemandPageInfo is supposed to fill out the struct at
 835           * "dinfo" with various low-level memory management information.
 836           * Apps are certainly not supposed to call this, although it's
 837           * demoed and documented by Pietrek on pages 441-443 of "Windows
 838           * 95 System Programming Secrets" if any program needs a real
 839           * implementation of this.
 840           */
 841
 842          FIXME("GetDemandPageInfo(%08lx %08lx): stub!\n", dinfo, flags);
 843
 844          return 0;
 845       }
 846     default:
 847         if (LOWORD(service) < N_VMM_SERVICE)
 848             FIXME( "Unimplemented service %s (%08lx)\n",
 849                           VMM_Service_Name[LOWORD(service)], service);
 850         else
 851             FIXME( "Unknown service %08lx\n", service);
 852         break;
 853     }
 854
 855     return 0xffffffff;  /* FIXME */
 856 }
 857
 858 /***********************************************************************
 859  *           DeviceIo_IFSMgr
 860  * NOTES
 861  *   These ioctls are used by 'MSNET32.DLL'.
 862  *
 863  *   I have been unable to uncover any documentation about the ioctls so
 864  *   the implementation of the cases IFS_IOCTL_21 and IFS_IOCTL_2F are
 865  *   based on reasonable guesses on information found in the Windows 95 DDK.
 866  *
 867  */
 868
 869 /*
 870  * IFSMgr DeviceIO service
 871  */
 872
 873 #define IFS_IOCTL_21                100
 874 #define IFS_IOCTL_2F                101
 875 #define IFS_IOCTL_GET_RES           102
 876 #define IFS_IOCTL_GET_NETPRO_NAME_A 103
 877
 878 struct win32apireq {
 879         unsigned long   ar_proid;
 880         unsigned long   ar_eax;
 881         unsigned long   ar_ebx;
 882         unsigned long   ar_ecx;
 883         unsigned long   ar_edx;
 884         unsigned long   ar_esi;
 885         unsigned long   ar_edi;
 886         unsigned long   ar_ebp;
 887         unsigned short  ar_error;
 888         unsigned short  ar_pad;
 889 };
 890
 891 static void win32apieq_2_CONTEXT(struct win32apireq *pIn,CONTEXT86 *pCxt)
 892 {
 893         memset(pCxt,0,sizeof(*pCxt));
 894
 895         pCxt->ContextFlags=CONTEXT86_INTEGER|CONTEXT86_CONTROL;
 896         pCxt->Eax = pIn->ar_eax;
 897         pCxt->Ebx = pIn->ar_ebx;
 898         pCxt->Ecx = pIn->ar_ecx;
 899         pCxt->Edx = pIn->ar_edx;
 900         pCxt->Esi = pIn->ar_esi;
 901         pCxt->Edi = pIn->ar_edi;
 902
 903         /* FIXME: Only partial CONTEXT86_CONTROL */
 904         pCxt->Ebp = pIn->ar_ebp;
 905
 906         /* FIXME: pIn->ar_proid ignored */
 907         /* FIXME: pIn->ar_error ignored */
 908         /* FIXME: pIn->ar_pad ignored */
 909 }
 910
 911 static void CONTEXT_2_win32apieq(CONTEXT86 *pCxt,struct win32apireq *pOut)
 912 {
 913         memset(pOut,0,sizeof(struct win32apireq));
 914
 915         pOut->ar_eax = pCxt->Eax;
 916         pOut->ar_ebx = pCxt->Ebx;
 917         pOut->ar_ecx = pCxt->Ecx;
 918         pOut->ar_edx = pCxt->Edx;
 919         pOut->ar_esi = pCxt->Esi;
 920         pOut->ar_edi = pCxt->Edi;
 921
 922         /* FIXME: Only partial CONTEXT86_CONTROL */
 923         pOut->ar_ebp = pCxt->Ebp;
 924
 925         /* FIXME: pOut->ar_proid ignored */
 926         /* FIXME: pOut->ar_error ignored */
 927         /* FIXME: pOut->ar_pad ignored */
 928 }
 929
 930 static BOOL DeviceIo_IFSMgr(DWORD dwIoControlCode, LPVOID lpvInBuffer, DWORD cbInBuffer,
 931                               LPVOID lpvOutBuffer, DWORD cbOutBuffer,
 932                               LPDWORD lpcbBytesReturned,
 933                               LPOVERLAPPED lpOverlapped)
 934 {
 935     BOOL retv = TRUE;
 936         TRACE("(%ld,%p,%ld,%p,%ld,%p,%p): stub\n",
 937                         dwIoControlCode,
 938                         lpvInBuffer,cbInBuffer,
 939                         lpvOutBuffer,cbOutBuffer,
 940                         lpcbBytesReturned,
 941                         lpOverlapped);
 942
 943     switch (dwIoControlCode)
 944     {
 945         case IFS_IOCTL_21:
 946         case IFS_IOCTL_2F:{
 947                 CONTEXT86 cxt;
 948                 struct win32apireq *pIn=(struct win32apireq *) lpvInBuffer;
 949                 struct win32apireq *pOut=(struct win32apireq *) lpvOutBuffer;
 950
 951                 TRACE(
 952                         "Control '%s': "
 953                         "proid=0x%08lx, eax=0x%08lx, ebx=0x%08lx, ecx=0x%08lx, "
 954                         "edx=0x%08lx, esi=0x%08lx, edi=0x%08lx, ebp=0x%08lx, "
 955                         "error=0x%04x, pad=0x%04x\n",
 956                         (dwIoControlCode==IFS_IOCTL_21)?"IFS_IOCTL_21":"IFS_IOCTL_2F",
 957                         pIn->ar_proid, pIn->ar_eax, pIn->ar_ebx, pIn->ar_ecx,
 958                         pIn->ar_edx, pIn->ar_esi, pIn->ar_edi, pIn->ar_ebp,
 959                         pIn->ar_error, pIn->ar_pad
 960                 );
 961
 962                 win32apieq_2_CONTEXT(pIn,&cxt);
 963
 964                 if(dwIoControlCode==IFS_IOCTL_21)
 965                 {
 966                         DOS3Call(&cxt); /* Call int 21h */
 967                 } else {
 968                         INT_Int2fHandler(&cxt); /* Call int 2Fh */
 969                 }
 970
 971                 CONTEXT_2_win32apieq(&cxt,pOut);
 972
 973         retv = TRUE;
 974         } break;
 975         case IFS_IOCTL_GET_RES:{
 976         FIXME( "Control 'IFS_IOCTL_GET_RES' not implemented\n");
 977         retv = FALSE;
 978         } break;
 979         case IFS_IOCTL_GET_NETPRO_NAME_A:{
 980         FIXME( "Control 'IFS_IOCTL_GET_NETPRO_NAME_A' not implemented\n");
 981         retv = FALSE;
 982         } break;
 983     default:
 984         FIXME( "Control %ld not implemented\n", dwIoControlCode);
 985         retv = FALSE;
 986     }
 987
 988     return retv;
 989 }
 990
 991 /********************************************************************************
 992  *      VxDCall_VWin32
 993  *
 994  *  Service numbers taken from page 448 of Pietrek's "Windows 95 System
 995  *  Programming Secrets".  Parameters from experimentation on real Win98.
 996  *
 997  */
 998
 999 static DWORD VxDCall_VWin32( DWORD service, CONTEXT86 *context )
1000 {
1001   switch ( LOWORD(service) )
1002     {
1003     case 0x0000: /* GetVersion */
1004     {
1005         DWORD vers = GetVersion();
1006         return (LOBYTE(vers) << 8) | HIBYTE(vers);
1007     }
1008     break;
1009
1010     case 0x0020: /* Get VMCPD Version */
1011     {
1012         DWORD parm = (DWORD) stack32_pop(context);
1013
1014         FIXME("Get VMCPD Version(%08lx): partial stub!\n", parm);
1015
1016         /* FIXME: This is what Win98 returns, it may
1017          *        not be correct in all situations.
1018          *        It makes Bleem! happy though.
1019          */
1020
1021         return 0x0405;
1022     }
1023
1024     case 0x0029: /* Int31/DPMI dispatch */
1025     {
1026         DWORD callnum = (DWORD) stack32_pop(context);
1027         DWORD parm    = (DWORD) stack32_pop(context);
1028
1029         TRACE("Int31/DPMI dispatch(%08lx)\n", callnum);
1030
1031         AX_reg(context) = callnum;
1032         CX_reg(context) = parm;
1033         INT_Int31Handler(context);
1034
1035         return LOWORD(context->Eax);
1036     }
1037     break;
1038
1039     case 0x002a: /* Int41 dispatch - parm = int41 service number */
1040     {
1041         DWORD callnum = (DWORD) stack32_pop(context);
1042
1043         return callnum; /* FIXME: should really call INT_Int41Handler() */
1044     }
1045     break;
1046
1047     default:
1048       FIXME("Unknown VWin32 service %08lx\n", service);
1049       break;
1050     }
1051
1052   return 0xffffffff;
1053 }
1054
1055
1056 /***********************************************************************
1057  *           DeviceIo_VCD
1058  */
1059 static BOOL DeviceIo_VCD(DWORD dwIoControlCode,
1060                               LPVOID lpvInBuffer, DWORD cbInBuffer,
1061                               LPVOID lpvOutBuffer, DWORD cbOutBuffer,
1062                               LPDWORD lpcbBytesReturned,
1063                               LPOVERLAPPED lpOverlapped)
1064 {
1065     BOOL retv = TRUE;
1066
1067     switch (dwIoControlCode)
1068     {
1069     case IOCTL_SERIAL_LSRMST_INSERT:
1070     {
1071         FIXME( "IOCTL_SERIAL_LSRMST_INSERT NIY !\n");
1072         retv = FALSE;
1073     }
1074     break;
1075
1076     default:
1077         FIXME( "Unknown Control %ld\n", dwIoControlCode);
1078         retv = FALSE;
1079         break;
1080     }
1081
1082     return retv;
1083 }
1084
1085
1086 /***********************************************************************
1087  *           DeviceIo_VWin32
1088  */
1089
1090 static void DIOCRegs_2_CONTEXT( DIOC_REGISTERS *pIn, CONTEXT86 *pCxt )
1091 {
1092     memset( pCxt, 0, sizeof(*pCxt) );
1093     /* Note: segment registers == 0 means that CTX_SEG_OFF_TO_LIN
1094              will interpret 32-bit register contents as linear pointers */
1095
1096     pCxt->ContextFlags=CONTEXT86_INTEGER|CONTEXT86_CONTROL;
1097     pCxt->Eax = pIn->reg_EAX;
1098     pCxt->Ebx = pIn->reg_EBX;
1099     pCxt->Ecx = pIn->reg_ECX;
1100     pCxt->Edx = pIn->reg_EDX;
1101     pCxt->Esi = pIn->reg_ESI;
1102     pCxt->Edi = pIn->reg_EDI;
1103
1104     /* FIXME: Only partial CONTEXT86_CONTROL */
1105     pCxt->EFlags = pIn->reg_Flags;
1106 }
1107
1108 static void CONTEXT_2_DIOCRegs( CONTEXT86 *pCxt, DIOC_REGISTERS *pOut )
1109 {
1110     memset( pOut, 0, sizeof(DIOC_REGISTERS) );
1111
1112     pOut->reg_EAX = pCxt->Eax;
1113     pOut->reg_EBX = pCxt->Ebx;
1114     pOut->reg_ECX = pCxt->Ecx;
1115     pOut->reg_EDX = pCxt->Edx;
1116     pOut->reg_ESI = pCxt->Esi;
1117     pOut->reg_EDI = pCxt->Edi;
1118
1119     /* FIXME: Only partial CONTEXT86_CONTROL */
1120     pOut->reg_Flags = pCxt->EFlags;
1121 }
1122
1123
1124 static BOOL DeviceIo_VWin32(DWORD dwIoControlCode,
1125                               LPVOID lpvInBuffer, DWORD cbInBuffer,
1126                               LPVOID lpvOutBuffer, DWORD cbOutBuffer,
1127                               LPDWORD lpcbBytesReturned,
1128                               LPOVERLAPPED lpOverlapped)
1129 {
1130     BOOL retv = TRUE;
1131
1132     switch (dwIoControlCode)
1133     {
1134     case VWIN32_DIOC_DOS_IOCTL:
1135     case VWIN32_DIOC_DOS_INT13:
1136     case VWIN32_DIOC_DOS_INT25:
1137     case VWIN32_DIOC_DOS_INT26:
1138         case VWIN32_DIOC_DOS_DRIVEINFO:
1139     {
1140         CONTEXT86 cxt;
1141         DIOC_REGISTERS *pIn  = (DIOC_REGISTERS *)lpvInBuffer;
1142         DIOC_REGISTERS *pOut = (DIOC_REGISTERS *)lpvOutBuffer;
1143
1144         TRACE( "Control '%s': "
1145                "eax=0x%08lx, ebx=0x%08lx, ecx=0x%08lx, "
1146                "edx=0x%08lx, esi=0x%08lx, edi=0x%08lx ",
1147                (dwIoControlCode == VWIN32_DIOC_DOS_IOCTL)? "VWIN32_DIOC_DOS_IOCTL" :
1148                (dwIoControlCode == VWIN32_DIOC_DOS_INT13)? "VWIN32_DIOC_DOS_INT13" :
1149                (dwIoControlCode == VWIN32_DIOC_DOS_INT25)? "VWIN32_DIOC_DOS_INT25" :
1150                (dwIoControlCode == VWIN32_DIOC_DOS_INT26)? "VWIN32_DIOC_DOS_INT26" :
1151                (dwIoControlCode == VWIN32_DIOC_DOS_DRIVEINFO)? "VWIN32_DIOC_DOS_DRIVEINFO" :  "???",
1152                pIn->reg_EAX, pIn->reg_EBX, pIn->reg_ECX,
1153                pIn->reg_EDX, pIn->reg_ESI, pIn->reg_EDI );
1154
1155         DIOCRegs_2_CONTEXT( pIn, &cxt );
1156
1157         switch (dwIoControlCode)
1158         {
1159         case VWIN32_DIOC_DOS_IOCTL: DOS3Call( &cxt ); break; /* Call int 21h */
1160         case VWIN32_DIOC_DOS_INT13: INT_Int13Handler( &cxt ); break;
1161         case VWIN32_DIOC_DOS_INT25: INT_Int25Handler( &cxt ); break;
1162         case VWIN32_DIOC_DOS_INT26: INT_Int26Handler( &cxt ); break;
1163                 case VWIN32_DIOC_DOS_DRIVEINFO: DOS3Call( &cxt ); break; /* Call int 21h 730x */
1164         }
1165
1166         CONTEXT_2_DIOCRegs( &cxt, pOut );
1167     }
1168     break;
1169
1170     case VWIN32_DIOC_SIMCTRLC:
1171         FIXME( "Control VWIN32_DIOC_SIMCTRLC not implemented\n");
1172         retv = FALSE;
1173         break;
1174
1175     default:
1176         FIXME( "Unknown Control %ld\n", dwIoControlCode);
1177         retv = FALSE;
1178         break;
1179     }
1180
1181     return retv;
1182 }
1183
1184 /* this is the main multimedia device loader */
1185 static BOOL DeviceIo_MMDEVLDR(DWORD dwIoControlCode,
1186                               LPVOID lpvInBuffer, DWORD cbInBuffer,
1187                               LPVOID lpvOutBuffer, DWORD cbOutBuffer,
1188                               LPDWORD lpcbBytesReturned,
1189                               LPOVERLAPPED lpOverlapped)
1190 {
1191         FIXME("(%ld,%p,%ld,%p,%ld,%p,%p): stub\n",
1192             dwIoControlCode,
1193             lpvInBuffer,cbInBuffer,
1194             lpvOutBuffer,cbOutBuffer,
1195             lpcbBytesReturned,
1196             lpOverlapped
1197         );
1198         switch (dwIoControlCode) {
1199         case 5:
1200                 /* Hmm. */
1201                 *(DWORD*)lpvOutBuffer=0;
1202                 *lpcbBytesReturned=4;
1203                 return TRUE;
1204         }
1205         return FALSE;
1206 }
1207 /* this is used by some Origin games */
1208 static BOOL DeviceIo_MONODEBG(DWORD dwIoControlCode,
1209                               LPVOID lpvInBuffer, DWORD cbInBuffer,
1210                               LPVOID lpvOutBuffer, DWORD cbOutBuffer,
1211                               LPDWORD lpcbBytesReturned,
1212                               LPOVERLAPPED lpOverlapped)
1213 {
1214         switch (dwIoControlCode) {
1215         case 1: /* version */
1216                 *(LPDWORD)lpvOutBuffer = 0x20004; /* WC SecretOps */
1217                 break;
1218         case 9: /* debug output */
1219                 ERR("MONODEBG: %s\n",debugstr_a(lpvInBuffer));
1220                 break;
1221         default:
1222                 FIXME("(%ld,%p,%ld,%p,%ld,%p,%p): stub\n",
1223                         dwIoControlCode,
1224                         lpvInBuffer,cbInBuffer,
1225                         lpvOutBuffer,cbOutBuffer,
1226                         lpcbBytesReturned,
1227                         lpOverlapped
1228                 );
1229                 break;
1230         }
1231         return TRUE;
1232 }
1233 /* pccard */
1234 static BOOL DeviceIo_PCCARD (DWORD dwIoControlCode,
1235                               LPVOID lpvInBuffer, DWORD cbInBuffer,
1236                               LPVOID lpvOutBuffer, DWORD cbOutBuffer,
1237                               LPDWORD lpcbBytesReturned,
1238                               LPOVERLAPPED lpOverlapped)
1239 {
1240         switch (dwIoControlCode) {
1241         case 0x0000: /* PCCARD_Get_Version */
1242         case 0x0001: /* PCCARD_Card_Services */
1243         default:
1244                 FIXME( "(%ld,%p,%ld,%p,%ld,%p,%p): stub\n",
1245                         dwIoControlCode,
1246                         lpvInBuffer,cbInBuffer,
1247                         lpvOutBuffer,cbOutBuffer,
1248                         lpcbBytesReturned,
1249                         lpOverlapped
1250                 );
1251                 break;
1252         }
1253         return FALSE;
1254 }
1255
1256 /***********************************************************************
1257  *              OpenVxDHandle (KERNEL32.@)
1258  */
1259 DWORD   WINAPI  OpenVxDHandle(DWORD pmt)
1260 {
1261         FIXME( "(0x%08lx) stub!\n", pmt);
1262         return 0;
1263 }
1264
1265 static BOOL DeviceIo_HASP(DWORD dwIoControlCode, LPVOID lpvInBuffer, DWORD cbInBuffer,
1266                               LPVOID lpvOutBuffer, DWORD cbOutBuffer,
1267                               LPDWORD lpcbBytesReturned,
1268                               LPOVERLAPPED lpOverlapped)
1269 {
1270     BOOL retv = TRUE;
1271         FIXME("(%ld,%p,%ld,%p,%ld,%p,%p): stub\n",
1272                         dwIoControlCode,
1273                         lpvInBuffer,cbInBuffer,
1274                         lpvOutBuffer,cbOutBuffer,
1275                         lpcbBytesReturned,
1276                         lpOverlapped);
1277
1278     return retv;
1279 }
1280