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  * This library is free software; you can redistribute it and/or
   9  * modify it under the terms of the GNU Lesser General Public
  10  * License as published by the Free Software Foundation; either
  11  * version 2.1 of the License, or (at your option) any later version.
  12  *
  13  * This library is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  16  * Lesser General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU Lesser General Public
  19  * License along with this library; if not, write to the Free Software
  20  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  21  */
  22
  23 #include "config.h"
  24 #include "wine/port.h"
  25
  26 #include <stdlib.h>
  27 #include <unistd.h>
  28 #include <sys/types.h>
  29 #include <string.h>
  30 #include <stdarg.h>
  31 #include <time.h>
  32
  33 #include "windef.h"
  34 #include "winbase.h"
  35 #include "winreg.h"
  36 #include "winerror.h"
  37 #include "file.h"
  38 #include "winioctl.h"
  39 #include "winnt.h"
  40 #include "msdos.h"
  41 #include "miscemu.h"
  42 #include "stackframe.h"
  43 #include "wine/server.h"
  44 #include "wine/debug.h"
  45
  46 /* int 13 stuff */
  47 #include <sys/ioctl.h>
  48 #include <fcntl.h>
  49 #ifdef linux
  50 # include <linux/fd.h>
  51 #endif
  52 #include "drive.h"
  53
  54 WINE_DEFAULT_DEBUG_CHANNEL(file);
  55
  56
  57 static BOOL DeviceIo_VTDAPI(DWORD dwIoControlCode,
  58                               LPVOID lpvInBuffer, DWORD cbInBuffer,
  59                               LPVOID lpvOutBuffer, DWORD cbOutBuffer,
  60                               LPDWORD lpcbBytesReturned,
  61                               LPOVERLAPPED lpOverlapped);
  62 static BOOL DeviceIo_MONODEBG(DWORD dwIoControlCode,
  63                               LPVOID lpvInBuffer, DWORD cbInBuffer,
  64                               LPVOID lpvOutBuffer, DWORD cbOutBuffer,
  65                               LPDWORD lpcbBytesReturned,
  66                               LPOVERLAPPED lpOverlapped);
  67 static BOOL DeviceIo_MMDEVLDR(DWORD dwIoControlCode,
  68                               LPVOID lpvInBuffer, DWORD cbInBuffer,
  69                               LPVOID lpvOutBuffer, DWORD cbOutBuffer,
  70                               LPDWORD lpcbBytesReturned,
  71                               LPOVERLAPPED lpOverlapped);
  72
  73 static DWORD VxDCall_VMM( DWORD service, CONTEXT86 *context );
  74
  75 static BOOL DeviceIo_IFSMgr(DWORD dwIoControlCode,
  76                               LPVOID lpvInBuffer, DWORD cbInBuffer,
  77                               LPVOID lpvOutBuffer, DWORD cbOutBuffer,
  78                               LPDWORD lpcbBytesReturned,
  79                               LPOVERLAPPED lpOverlapped);
  80
  81 static BOOL DeviceIo_VCD(DWORD dwIoControlCode,
  82                               LPVOID lpvInBuffer, DWORD cbInBuffer,
  83                               LPVOID lpvOutBuffer, DWORD cbOutBuffer,
  84                               LPDWORD lpcbBytesReturned,
  85                               LPOVERLAPPED lpOverlapped);
  86
  87 static DWORD VxDCall_VWin32( DWORD service, CONTEXT86 *context );
  88
  89 static BOOL DeviceIo_VWin32(DWORD dwIoControlCode,
  90                               LPVOID lpvInBuffer, DWORD cbInBuffer,
  91                               LPVOID lpvOutBuffer, DWORD cbOutBuffer,
  92                               LPDWORD lpcbBytesReturned,
  93                               LPOVERLAPPED lpOverlapped);
  94
  95 static BOOL DeviceIo_PCCARD (DWORD dwIoControlCode,
  96                               LPVOID lpvInBuffer, DWORD cbInBuffer,
  97                               LPVOID lpvOutBuffer, DWORD cbOutBuffer,
  98                               LPDWORD lpcbBytesReturned,
  99                               LPOVERLAPPED lpOverlapped);
 100
 101 static BOOL DeviceIo_HASP (DWORD dwIoControlCode,
 102                               LPVOID lpvInBuffer, DWORD cbInBuffer,
 103                               LPVOID lpvOutBuffer, DWORD cbOutBuffer,
 104                               LPDWORD lpcbBytesReturned,
 105                               LPOVERLAPPED lpOverlapped);
 106 /*
 107  * VxD names are taken from the Win95 DDK
 108  */
 109
 110 struct VxDInfo
 111 {
 112     LPCSTR  name;
 113     WORD    id;
 114     DWORD (*vxdcall)(DWORD, CONTEXT86 *);
 115     BOOL  (*deviceio)(DWORD, LPVOID, DWORD,
 116                         LPVOID, DWORD, LPDWORD, LPOVERLAPPED);
 117 };
 118
 119 static const struct VxDInfo VxDList[] =
 120 {
 121     /* Standard VxD IDs */
 122     { "VMM",      0x0001, VxDCall_VMM, NULL },
 123     { "DEBUG",    0x0002, NULL, NULL },
 124     { "VPICD",    0x0003, NULL, NULL },
 125     { "VDMAD",    0x0004, NULL, NULL },
 126     { "VTD",      0x0005, NULL, NULL },
 127     { "V86MMGR",  0x0006, NULL, NULL },
 128     { "PAGESWAP", 0x0007, NULL, NULL },
 129     { "PARITY",   0x0008, NULL, NULL },
 130     { "REBOOT",   0x0009, NULL, NULL },
 131     { "VDD",      0x000A, NULL, NULL },
 132     { "VSD",      0x000B, NULL, NULL },
 133     { "VMD",      0x000C, NULL, NULL },
 134     { "VKD",      0x000D, NULL, NULL },
 135     { "VCD",      0x000E, NULL, DeviceIo_VCD },
 136     { "VPD",      0x000F, NULL, NULL },
 137     { "BLOCKDEV", 0x0010, NULL, NULL },
 138     { "VMCPD",    0x0011, NULL, NULL },
 139     { "EBIOS",    0x0012, NULL, NULL },
 140     { "BIOSXLAT", 0x0013, NULL, NULL },
 141     { "VNETBIOS", 0x0014, NULL, NULL },
 142     { "DOSMGR",   0x0015, NULL, NULL },
 143     { "WINLOAD",  0x0016, NULL, NULL },
 144     { "SHELL",    0x0017, NULL, NULL },
 145     { "VMPOLL",   0x0018, NULL, NULL },
 146     { "VPROD",    0x0019, NULL, NULL },
 147     { "DOSNET",   0x001A, NULL, NULL },
 148     { "VFD",      0x001B, NULL, NULL },
 149     { "VDD2",     0x001C, NULL, NULL },
 150     { "WINDEBUG", 0x001D, NULL, NULL },
 151     { "TSRLOAD",  0x001E, NULL, NULL },
 152     { "BIOSHOOK", 0x001F, NULL, NULL },
 153     { "INT13",    0x0020, NULL, NULL },
 154     { "PAGEFILE", 0x0021, NULL, NULL },
 155     { "SCSI",     0x0022, NULL, NULL },
 156     { "MCA_POS",  0x0023, NULL, NULL },
 157     { "SCSIFD",   0x0024, NULL, NULL },
 158     { "VPEND",    0x0025, NULL, NULL },
 159     { "VPOWERD",  0x0026, NULL, NULL },
 160     { "VXDLDR",   0x0027, NULL, NULL },
 161     { "NDIS",     0x0028, NULL, NULL },
 162     { "BIOS_EXT", 0x0029, NULL, NULL },
 163     { "VWIN32",   0x002A, VxDCall_VWin32, DeviceIo_VWin32 },
 164     { "VCOMM",    0x002B, NULL, NULL },
 165     { "SPOOLER",  0x002C, NULL, NULL },
 166     { "WIN32S",   0x002D, NULL, NULL },
 167     { "DEBUGCMD", 0x002E, NULL, NULL },
 168
 169     { "VNB",      0x0031, NULL, NULL },
 170     { "SERVER",   0x0032, NULL, NULL },
 171     { "CONFIGMG", 0x0033, NULL, NULL },
 172     { "DWCFGMG",  0x0034, NULL, NULL },
 173     { "SCSIPORT", 0x0035, NULL, NULL },
 174     { "VFBACKUP", 0x0036, NULL, NULL },
 175     { "ENABLE",   0x0037, NULL, NULL },
 176     { "VCOND",    0x0038, NULL, NULL },
 177
 178     { "EFAX",     0x003A, NULL, NULL },
 179     { "DSVXD",    0x003B, NULL, NULL },
 180     { "ISAPNP",   0x003C, NULL, NULL },
 181     { "BIOS",     0x003D, NULL, NULL },
 182     { "WINSOCK",  0x003E, NULL, NULL },
 183     { "WSOCK",    0x003E, NULL, NULL },
 184     { "WSIPX",    0x003F, NULL, NULL },
 185     { "IFSMgr",   0x0040, NULL, DeviceIo_IFSMgr },
 186     { "VCDFSD",   0x0041, NULL, NULL },
 187     { "MRCI2",    0x0042, NULL, NULL },
 188     { "PCI",      0x0043, NULL, NULL },
 189     { "PELOADER", 0x0044, NULL, NULL },
 190     { "EISA",     0x0045, NULL, NULL },
 191     { "DRAGCLI",  0x0046, NULL, NULL },
 192     { "DRAGSRV",  0x0047, NULL, NULL },
 193     { "PERF",     0x0048, NULL, NULL },
 194     { "AWREDIR",  0x0049, NULL, NULL },
 195
 196     /* Far East support */
 197     { "ETEN",     0x0060, NULL, NULL },
 198     { "CHBIOS",   0x0061, NULL, NULL },
 199     { "VMSGD",    0x0062, NULL, NULL },
 200     { "VPPID",    0x0063, NULL, NULL },
 201     { "VIME",     0x0064, NULL, NULL },
 202     { "VHBIOSD",  0x0065, NULL, NULL },
 203
 204     /* Multimedia OEM IDs */
 205     { "VTDAPI",   0x0442, NULL, DeviceIo_VTDAPI },
 206     { "MMDEVLDR", 0x044A, NULL, DeviceIo_MMDEVLDR },
 207
 208     /* Network Device IDs */
 209     { "VNetSup",  0x0480, NULL, NULL },
 210     { "VRedir",   0x0481, NULL, NULL },
 211     { "VBrowse",  0x0482, NULL, NULL },
 212     { "VSHARE",   0x0483, NULL, NULL },
 213     { "IFSMgr",   0x0484, NULL, NULL },
 214     { "MEMPROBE", 0x0485, NULL, NULL },
 215     { "VFAT",     0x0486, NULL, NULL },
 216     { "NWLINK",   0x0487, NULL, NULL },
 217     { "VNWLINK",  0x0487, NULL, NULL },
 218     { "NWSUP",    0x0487, NULL, NULL },
 219     { "VTDI",     0x0488, NULL, NULL },
 220     { "VIP",      0x0489, NULL, NULL },
 221     { "VTCP",     0x048A, NULL, NULL },
 222     { "VCache",   0x048B, NULL, NULL },
 223     { "VUDP",     0x048C, NULL, NULL },
 224     { "VAsync",   0x048D, NULL, NULL },
 225     { "NWREDIR",  0x048E, NULL, NULL },
 226     { "STAT80",   0x048F, NULL, NULL },
 227     { "SCSIPORT", 0x0490, NULL, NULL },
 228     { "FILESEC",  0x0491, NULL, NULL },
 229     { "NWSERVER", 0x0492, NULL, NULL },
 230     { "SECPROV",  0x0493, NULL, NULL },
 231     { "NSCL",     0x0494, NULL, NULL },
 232     { "WSTCP",    0x0495, NULL, NULL },
 233     { "NDIS2SUP", 0x0496, NULL, NULL },
 234     { "MSODISUP", 0x0497, NULL, NULL },
 235     { "Splitter", 0x0498, NULL, NULL },
 236     { "PPP",      0x0499, NULL, NULL },
 237     { "VDHCP",    0x049A, NULL, NULL },
 238     { "VNBT",     0x049B, NULL, NULL },
 239     { "LOGGER",   0x049D, NULL, NULL },
 240     { "EFILTER",  0x049E, NULL, NULL },
 241     { "FFILTER",  0x049F, NULL, NULL },
 242     { "TFILTER",  0x04A0, NULL, NULL },
 243     { "AFILTER",  0x04A1, NULL, NULL },
 244     { "IRLAMP",   0x04A2, NULL, NULL },
 245
 246     { "PCCARD",   0x097C, NULL, DeviceIo_PCCARD },
 247     { "HASP95",   0x3721, NULL, DeviceIo_HASP },
 248
 249     /* WINE additions, ids unknown */
 250     { "MONODEBG.VXD", 0x4242, NULL, DeviceIo_MONODEBG },
 251
 252     { NULL,       0,      NULL, NULL }
 253 };
 254
 255 /*
 256  * VMM VxDCall service names are (mostly) taken from Stan Mitchell's
 257  * "Inside the Windows 95 File System"
 258  */
 259
 260 #define N_VMM_SERVICE 41
 261
 262 LPCSTR VMM_Service_Name[N_VMM_SERVICE] =
 263 {
 264     "PageReserve",            /* 0x0000 */
 265     "PageCommit",             /* 0x0001 */
 266     "PageDecommit",           /* 0x0002 */
 267     "PagerRegister",          /* 0x0003 */
 268     "PagerQuery",             /* 0x0004 */
 269     "HeapAllocate",           /* 0x0005 */
 270     "ContextCreate",          /* 0x0006 */
 271     "ContextDestroy",         /* 0x0007 */
 272     "PageAttach",             /* 0x0008 */
 273     "PageFlush",              /* 0x0009 */
 274     "PageFree",               /* 0x000A */
 275     "ContextSwitch",          /* 0x000B */
 276     "HeapReAllocate",         /* 0x000C */
 277     "PageModifyPermissions",  /* 0x000D */
 278     "PageQuery",              /* 0x000E */
 279     "GetCurrentContext",      /* 0x000F */
 280     "HeapFree",               /* 0x0010 */
 281     "RegOpenKey",             /* 0x0011 */
 282     "RegCreateKey",           /* 0x0012 */
 283     "RegCloseKey",            /* 0x0013 */
 284     "RegDeleteKey",           /* 0x0014 */
 285     "RegSetValue",            /* 0x0015 */
 286     "RegDeleteValue",         /* 0x0016 */
 287     "RegQueryValue",          /* 0x0017 */
 288     "RegEnumKey",             /* 0x0018 */
 289     "RegEnumValue",           /* 0x0019 */
 290     "RegQueryValueEx",        /* 0x001A */
 291     "RegSetValueEx",          /* 0x001B */
 292     "RegFlushKey",            /* 0x001C */
 293     "RegQueryInfoKey",        /* 0x001D */
 294     "GetDemandPageInfo",      /* 0x001E */
 295     "BlockOnID",              /* 0x001F */
 296     "SignalID",               /* 0x0020 */
 297     "RegLoadKey",             /* 0x0021 */
 298     "RegUnLoadKey",           /* 0x0022 */
 299     "RegSaveKey",             /* 0x0023 */
 300     "RegRemapPreDefKey",      /* 0x0024 */
 301     "PageChangePager",        /* 0x0025 */
 302     "RegQueryMultipleValues", /* 0x0026 */
 303     "RegReplaceKey",          /* 0x0027 */
 304     "<KERNEL32.101>"          /* 0x0028 -- What does this do??? */
 305 };
 306
 307 /* PageReserve arena values */
 308 #define PR_PRIVATE  0x80000400  /* anywhere in private arena */
 309 #define PR_SHARED   0x80060000  /* anywhere in shared arena */
 310 #define PR_SYSTEM   0x80080000  /* anywhere in system arena */
 311
 312 /* PageReserve flags */
 313 #define PR_FIXED    0x00000008  /* don't move during PageReAllocate */
 314 #define PR_4MEG     0x00000001  /* allocate on 4mb boundary */
 315 #define PR_STATIC   0x00000010  /* see PageReserve documentation */
 316
 317 /* PageCommit default pager handle values */
 318 #define PD_ZEROINIT 0x00000001  /* swappable zero-initialized pages */
 319 #define PD_NOINIT   0x00000002  /* swappable uninitialized pages */
 320 #define PD_FIXEDZERO    0x00000003  /* fixed zero-initialized pages */
 321 #define PD_FIXED    0x00000004  /* fixed uninitialized pages */
 322
 323 /* PageCommit flags */
 324 #define PC_FIXED    0x00000008  /* pages are permanently locked */
 325 #define PC_LOCKED   0x00000080  /* pages are made present and locked */
 326 #define PC_LOCKEDIFDP   0x00000100  /* pages are locked if swap via DOS */
 327 #define PC_WRITEABLE    0x00020000  /* make the pages writeable */
 328 #define PC_USER     0x00040000  /* make the pages ring 3 accessible */
 329 #define PC_INCR     0x40000000  /* increment "pagerdata" each page */
 330 #define PC_PRESENT  0x80000000  /* make pages initially present */
 331 #define PC_STATIC   0x20000000  /* allow commit in PR_STATIC object */
 332 #define PC_DIRTY    0x08000000  /* make pages initially dirty */
 333 #define PC_CACHEDIS 0x00100000  /* Allocate uncached pages - new for WDM */
 334 #define PC_CACHEWT  0x00080000  /* Allocate write through cache pages - new for WDM */
 335 #define PC_PAGEFLUSH 0x00008000 /* Touch device mapped pages on alloc - new for WDM */
 336
 337 /* PageCommitContig additional flags */
 338 #define PCC_ZEROINIT    0x00000001  /* zero-initialize new pages */
 339 #define PCC_NOLIN   0x10000000  /* don't map to any linear address */
 340
 341
 342
 343 HANDLE DEVICE_Open( LPCSTR filename, DWORD access, LPSECURITY_ATTRIBUTES sa )
 344 {
 345     const struct VxDInfo *info;
 346
 347     for (info = VxDList; info->name; info++)
 348         if (!strncasecmp( info->name, filename, strlen(info->name) ))
 349             return FILE_CreateDevice( info->id | 0x10000, access, sa );
 350
 351     FIXME( "Unknown/unsupported VxD %s. Try --winver nt40 or win31 !\n", filename);
 352     SetLastError( ERROR_FILE_NOT_FOUND );
 353     return 0;
 354 }
 355
 356 static DWORD DEVICE_GetClientID( HANDLE handle )
 357 {
 358     DWORD       ret = 0;
 359     SERVER_START_REQ( get_file_info )
 360     {
 361         req->handle = handle;
 362         if (!wine_server_call( req ) && (reply->type == FILE_TYPE_UNKNOWN))
 363             ret = reply->attr;
 364     }
 365     SERVER_END_REQ;
 366     return ret;
 367 }
 368
 369 static const struct VxDInfo *DEVICE_GetInfo( DWORD clientID )
 370 {
 371     const struct VxDInfo *info = NULL;
 372
 373     if (clientID & 0x10000)
 374     {
 375         for (info = VxDList; info->name; info++)
 376             if (info->id == LOWORD(clientID)) break;
 377     }
 378     return info;
 379 }
 380
 381 /****************************************************************************
 382  *              DeviceIoControl (KERNEL32.@)
 383  * This is one of those big ugly nasty procedure which can do
 384  * a million and one things when it comes to devices. It can also be
 385  * used for VxD communication.
 386  *
 387  * A return value of FALSE indicates that something has gone wrong which
 388  * GetLastError can decipher.
 389  */
 390 BOOL WINAPI DeviceIoControl(HANDLE hDevice, DWORD dwIoControlCode,
 391                               LPVOID lpvInBuffer, DWORD cbInBuffer,
 392                               LPVOID lpvOutBuffer, DWORD cbOutBuffer,
 393                               LPDWORD lpcbBytesReturned,
 394                               LPOVERLAPPED lpOverlapped)
 395 {
 396         DWORD clientID;
 397
 398         TRACE( "(%d,%ld,%p,%ld,%p,%ld,%p,%p)\n",
 399                hDevice,dwIoControlCode,lpvInBuffer,cbInBuffer,
 400                lpvOutBuffer,cbOutBuffer,lpcbBytesReturned,lpOverlapped  );
 401
 402         if (!(clientID = DEVICE_GetClientID( hDevice )))
 403         {
 404                 SetLastError( ERROR_INVALID_PARAMETER );
 405                 return FALSE;
 406         }
 407
 408         /* Check if this is a user defined control code for a VxD */
 409         if( HIWORD( dwIoControlCode ) == 0 )
 410         {
 411                 const struct VxDInfo *info;
 412                 if (!(info = DEVICE_GetInfo( clientID )))
 413                 {
 414                         FIXME( "No device found for id %lx\n", clientID);
 415                 }
 416                 else if ( info->deviceio )
 417                 {
 418                         return info->deviceio( dwIoControlCode,
 419                                         lpvInBuffer, cbInBuffer,
 420                                         lpvOutBuffer, cbOutBuffer,
 421                                         lpcbBytesReturned, lpOverlapped );
 422                 }
 423                 else
 424                 {
 425                         FIXME( "Unimplemented control %ld for VxD device %s\n",
 426                                dwIoControlCode, info->name ? info->name : "???" );
 427                         /* FIXME: this is for invalid calls on W98SE,
 428                          * but maybe we should use ERROR_CALL_NOT_IMPLEMENTED
 429                          * instead ? */
 430                         SetLastError( ERROR_INVALID_FUNCTION );
 431                 }
 432         }
 433         else
 434         {
 435                 char str[3];
 436
 437                 strcpy(str,  "A:");
 438                 str[0] += LOBYTE(clientID);
 439                 if (GetDriveTypeA(str) == DRIVE_CDROM)
 440                     return CDROM_DeviceIoControl(clientID, hDevice, dwIoControlCode, lpvInBuffer, cbInBuffer,
 441                                                  lpvOutBuffer, cbOutBuffer, lpcbBytesReturned,
 442                                                  lpOverlapped);
 443                 else switch( dwIoControlCode )
 444                 {
 445                 case FSCTL_DELETE_REPARSE_POINT:
 446                 case FSCTL_DISMOUNT_VOLUME:
 447                 case FSCTL_GET_COMPRESSION:
 448                 case FSCTL_GET_REPARSE_POINT:
 449                 case FSCTL_LOCK_VOLUME:
 450                 case FSCTL_QUERY_ALLOCATED_RANGES:
 451                 case FSCTL_SET_COMPRESSION:
 452                 case FSCTL_SET_REPARSE_POINT:
 453                 case FSCTL_SET_SPARSE:
 454                 case FSCTL_SET_ZERO_DATA:
 455                 case FSCTL_UNLOCK_VOLUME:
 456                 case IOCTL_DISK_CHECK_VERIFY:
 457                 case IOCTL_DISK_EJECT_MEDIA:
 458                 case IOCTL_DISK_FORMAT_TRACKS:
 459                 case IOCTL_DISK_GET_DRIVE_GEOMETRY:
 460                 case IOCTL_DISK_GET_DRIVE_LAYOUT:
 461                 case IOCTL_DISK_GET_MEDIA_TYPES:
 462                 case IOCTL_DISK_GET_PARTITION_INFO:
 463                 case IOCTL_DISK_LOAD_MEDIA:
 464                 case IOCTL_DISK_MEDIA_REMOVAL:
 465                 case IOCTL_DISK_PERFORMANCE:
 466                 case IOCTL_DISK_REASSIGN_BLOCKS:
 467                 case IOCTL_DISK_SET_DRIVE_LAYOUT:
 468                 case IOCTL_DISK_SET_PARTITION_INFO:
 469                 case IOCTL_DISK_VERIFY:
 470                 case IOCTL_SERIAL_LSRMST_INSERT:
 471                 case IOCTL_STORAGE_CHECK_VERIFY:
 472                 case IOCTL_STORAGE_EJECT_MEDIA:
 473                 case IOCTL_STORAGE_GET_MEDIA_TYPES:
 474                 case IOCTL_STORAGE_LOAD_MEDIA:
 475                 case IOCTL_STORAGE_MEDIA_REMOVAL:
 476                         FIXME( "unimplemented dwIoControlCode=%08lx\n", dwIoControlCode);
 477                         SetLastError( ERROR_CALL_NOT_IMPLEMENTED );
 478                         return FALSE;
 479                         break;
 480                 default:
 481                         FIXME( "ignored dwIoControlCode=%08lx\n",dwIoControlCode);
 482                         SetLastError( ERROR_CALL_NOT_IMPLEMENTED );
 483                         return FALSE;
 484                         break;
 485                 }
 486         }
 487         return FALSE;
 488 }
 489
 490 /***********************************************************************
 491  *           DeviceIo_VTDAPI
 492  */
 493 static BOOL DeviceIo_VTDAPI(DWORD dwIoControlCode, LPVOID lpvInBuffer, DWORD cbInBuffer,
 494                               LPVOID lpvOutBuffer, DWORD cbOutBuffer,
 495                               LPDWORD lpcbBytesReturned,
 496                               LPOVERLAPPED lpOverlapped)
 497 {
 498     BOOL retv = TRUE;
 499
 500     switch (dwIoControlCode)
 501     {
 502     case 5:
 503         if (lpvOutBuffer && (cbOutBuffer>=4))
 504             *(DWORD*)lpvOutBuffer = GetTickCount();
 505
 506         if (lpcbBytesReturned)
 507             *lpcbBytesReturned = 4;
 508
 509         break;
 510
 511     default:
 512         FIXME( "Control %ld not implemented\n", dwIoControlCode);
 513         retv = FALSE;
 514         break;
 515     }
 516
 517     return retv;
 518 }
 519
 520 /***********************************************************************
 521  *              VxDCall0 (KERNEL32.1)
 522  *              VxDCall1 (KERNEL32.2)
 523  *              VxDCall2 (KERNEL32.3)
 524  *              VxDCall3 (KERNEL32.4)
 525  *              VxDCall4 (KERNEL32.5)
 526  *              VxDCall5 (KERNEL32.6)
 527  *              VxDCall6 (KERNEL32.7)
 528  *              VxDCall7 (KERNEL32.8)
 529  *              VxDCall8 (KERNEL32.9)
 530  */
 531 void VxDCall( DWORD service, CONTEXT86 *context )
 532 {
 533     DWORD ret = 0xffffffff; /* FIXME */
 534     int i;
 535
 536     TRACE( "(%08lx, ...)\n", service);
 537
 538     for (i = 0; VxDList[i].name; i++)
 539         if (VxDList[i].id == HIWORD(service))
 540             break;
 541
 542     if (!VxDList[i].name)
 543         FIXME( "Unknown VxD (%08lx)\n", service);
 544     else if (!VxDList[i].vxdcall)
 545         FIXME( "Unimplemented VxD (%08lx)\n", service);
 546     else
 547         ret = VxDList[i].vxdcall( service, context );
 548
 549     context->Eax = ret;
 550 }
 551
 552
 553 /***********************************************************************
 554  *           VxDCall_VMM
 555  */
 556 static DWORD VxDCall_VMM( DWORD service, CONTEXT86 *context )
 557 {
 558     switch ( LOWORD(service) )
 559     {
 560     case 0x0011:  /* RegOpenKey */
 561     {
 562         HKEY    hkey       = (HKEY)  stack32_pop( context );
 563         LPCSTR  lpszSubKey = (LPCSTR)stack32_pop( context );
 564         LPHKEY  retkey     = (LPHKEY)stack32_pop( context );
 565         return RegOpenKeyA( hkey, lpszSubKey, retkey );
 566     }
 567
 568     case 0x0012:  /* RegCreateKey */
 569     {
 570         HKEY    hkey       = (HKEY)  stack32_pop( context );
 571         LPCSTR  lpszSubKey = (LPCSTR)stack32_pop( context );
 572         LPHKEY  retkey     = (LPHKEY)stack32_pop( context );
 573         return RegCreateKeyA( hkey, lpszSubKey, retkey );
 574     }
 575
 576     case 0x0013:  /* RegCloseKey */
 577     {
 578         HKEY    hkey       = (HKEY)stack32_pop( context );
 579         return RegCloseKey( hkey );
 580     }
 581
 582     case 0x0014:  /* RegDeleteKey */
 583     {
 584         HKEY    hkey       = (HKEY)  stack32_pop( context );
 585         LPCSTR  lpszSubKey = (LPCSTR)stack32_pop( context );
 586         return RegDeleteKeyA( hkey, lpszSubKey );
 587     }
 588
 589     case 0x0015:  /* RegSetValue */
 590     {
 591         HKEY    hkey       = (HKEY)  stack32_pop( context );
 592         LPCSTR  lpszSubKey = (LPCSTR)stack32_pop( context );
 593         DWORD   dwType     = (DWORD) stack32_pop( context );
 594         LPCSTR  lpszData   = (LPCSTR)stack32_pop( context );
 595         DWORD   cbData     = (DWORD) stack32_pop( context );
 596         return RegSetValueA( hkey, lpszSubKey, dwType, lpszData, cbData );
 597     }
 598
 599     case 0x0016:  /* RegDeleteValue */
 600     {
 601         HKEY    hkey       = (HKEY) stack32_pop( context );
 602         LPSTR   lpszValue  = (LPSTR)stack32_pop( context );
 603         return RegDeleteValueA( hkey, lpszValue );
 604     }
 605
 606     case 0x0017:  /* RegQueryValue */
 607     {
 608         HKEY    hkey       = (HKEY)   stack32_pop( context );
 609         LPSTR   lpszSubKey = (LPSTR)  stack32_pop( context );
 610         LPSTR   lpszData   = (LPSTR)  stack32_pop( context );
 611         LPDWORD lpcbData   = (LPDWORD)stack32_pop( context );
 612         return RegQueryValueA( hkey, lpszSubKey, lpszData, lpcbData );
 613     }
 614
 615     case 0x0018:  /* RegEnumKey */
 616     {
 617         HKEY    hkey       = (HKEY) stack32_pop( context );
 618         DWORD   iSubkey    = (DWORD)stack32_pop( context );
 619         LPSTR   lpszName   = (LPSTR)stack32_pop( context );
 620         DWORD   lpcchName  = (DWORD)stack32_pop( context );
 621         return RegEnumKeyA( hkey, iSubkey, lpszName, lpcchName );
 622     }
 623
 624     case 0x0019:  /* RegEnumValue */
 625     {
 626         HKEY    hkey       = (HKEY)   stack32_pop( context );
 627         DWORD   iValue     = (DWORD)  stack32_pop( context );
 628         LPSTR   lpszValue  = (LPSTR)  stack32_pop( context );
 629         LPDWORD lpcchValue = (LPDWORD)stack32_pop( context );
 630         LPDWORD lpReserved = (LPDWORD)stack32_pop( context );
 631         LPDWORD lpdwType   = (LPDWORD)stack32_pop( context );
 632         LPBYTE  lpbData    = (LPBYTE) stack32_pop( context );
 633         LPDWORD lpcbData   = (LPDWORD)stack32_pop( context );
 634         return RegEnumValueA( hkey, iValue, lpszValue, lpcchValue,
 635                               lpReserved, lpdwType, lpbData, lpcbData );
 636     }
 637
 638     case 0x001A:  /* RegQueryValueEx */
 639     {
 640         HKEY    hkey       = (HKEY)   stack32_pop( context );
 641         LPSTR   lpszValue  = (LPSTR)  stack32_pop( context );
 642         LPDWORD lpReserved = (LPDWORD)stack32_pop( context );
 643         LPDWORD lpdwType   = (LPDWORD)stack32_pop( context );
 644         LPBYTE  lpbData    = (LPBYTE) stack32_pop( context );
 645         LPDWORD lpcbData   = (LPDWORD)stack32_pop( context );
 646         return RegQueryValueExA( hkey, lpszValue, lpReserved,
 647                                  lpdwType, lpbData, lpcbData );
 648     }
 649
 650     case 0x001B:  /* RegSetValueEx */
 651     {
 652         HKEY    hkey       = (HKEY)  stack32_pop( context );
 653         LPSTR   lpszValue  = (LPSTR) stack32_pop( context );
 654         DWORD   dwReserved = (DWORD) stack32_pop( context );
 655         DWORD   dwType     = (DWORD) stack32_pop( context );
 656         LPBYTE  lpbData    = (LPBYTE)stack32_pop( context );
 657         DWORD   cbData     = (DWORD) stack32_pop( context );
 658         return RegSetValueExA( hkey, lpszValue, dwReserved,
 659                                dwType, lpbData, cbData );
 660     }
 661
 662     case 0x001C:  /* RegFlushKey */
 663     {
 664         HKEY    hkey       = (HKEY)stack32_pop( context );
 665         return RegFlushKey( hkey );
 666     }
 667
 668     case 0x001D:  /* RegQueryInfoKey */
 669     {
 670         /* NOTE: This VxDCall takes only a subset of the parameters that the
 671                  corresponding Win32 API call does. The implementation in Win95
 672                  ADVAPI32 sets all output parameters not mentioned here to zero. */
 673
 674         HKEY    hkey              = (HKEY)   stack32_pop( context );
 675         LPDWORD lpcSubKeys        = (LPDWORD)stack32_pop( context );
 676         LPDWORD lpcchMaxSubKey    = (LPDWORD)stack32_pop( context );
 677         LPDWORD lpcValues         = (LPDWORD)stack32_pop( context );
 678         LPDWORD lpcchMaxValueName = (LPDWORD)stack32_pop( context );
 679         LPDWORD lpcchMaxValueData = (LPDWORD)stack32_pop( context );
 680         return RegQueryInfoKeyA( hkey, NULL, NULL, NULL, lpcSubKeys, lpcchMaxSubKey,
 681                                  NULL, lpcValues, lpcchMaxValueName, lpcchMaxValueData,
 682                                  NULL, NULL );
 683     }
 684
 685     case 0x0021:  /* RegLoadKey */
 686     {
 687         HKEY    hkey       = (HKEY)  stack32_pop( context );
 688         LPCSTR  lpszSubKey = (LPCSTR)stack32_pop( context );
 689         LPCSTR  lpszFile   = (LPCSTR)stack32_pop( context );
 690         return RegLoadKeyA( hkey, lpszSubKey, lpszFile );
 691     }
 692
 693     case 0x0022:  /* RegUnLoadKey */
 694     {
 695         HKEY    hkey       = (HKEY)  stack32_pop( context );
 696         LPCSTR  lpszSubKey = (LPCSTR)stack32_pop( context );
 697         return RegUnLoadKeyA( hkey, lpszSubKey );
 698     }
 699
 700     case 0x0023:  /* RegSaveKey */
 701     {
 702         HKEY    hkey       = (HKEY)  stack32_pop( context );
 703         LPCSTR  lpszFile   = (LPCSTR)stack32_pop( context );
 704         LPSECURITY_ATTRIBUTES sa = (LPSECURITY_ATTRIBUTES)stack32_pop( context );
 705         return RegSaveKeyA( hkey, lpszFile, sa );
 706     }
 707
 708 #if 0 /* Functions are not yet implemented in misc/registry.c */
 709     case 0x0024:  /* RegRemapPreDefKey */
 710     case 0x0026:  /* RegQueryMultipleValues */
 711 #endif
 712
 713     case 0x0027:  /* RegReplaceKey */
 714     {
 715         HKEY    hkey       = (HKEY)  stack32_pop( context );
 716         LPCSTR  lpszSubKey = (LPCSTR)stack32_pop( context );
 717         LPCSTR  lpszNewFile= (LPCSTR)stack32_pop( context );
 718         LPCSTR  lpszOldFile= (LPCSTR)stack32_pop( context );
 719         return RegReplaceKeyA( hkey, lpszSubKey, lpszNewFile, lpszOldFile );
 720     }
 721     case 0x0000: /* PageReserve */
 722       {
 723         LPVOID address;
 724         LPVOID ret;
 725         DWORD psize = getpagesize();
 726         ULONG page   = (ULONG) stack32_pop( context );
 727         ULONG npages = (ULONG) stack32_pop( context );
 728         ULONG flags  = (ULONG) stack32_pop( context );
 729
 730         TRACE("PageReserve: page: %08lx, npages: %08lx, flags: %08lx partial stub!\n",
 731               page, npages, flags );
 732
 733         if ( page == PR_SYSTEM ) {
 734           ERR("Can't reserve ring 1 memory\n");
 735           return -1;
 736         }
 737         /* FIXME: This has to be handled separately for the separate
 738            address-spaces we now have */
 739         if ( page == PR_PRIVATE || page == PR_SHARED ) page = 0;
 740         /* FIXME: Handle flags in some way */
 741         address = (LPVOID )(page * psize);
 742         ret = VirtualAlloc ( address, ( npages * psize ), MEM_RESERVE, 0 );
 743         TRACE("PageReserve: returning: %08lx\n", (DWORD )ret );
 744         if ( ret == NULL )
 745           return -1;
 746         else
 747           return (DWORD )ret;
 748       }
 749
 750     case 0x0001: /* PageCommit */
 751       {
 752         LPVOID address;
 753         LPVOID ret;
 754         DWORD virt_perm;
 755         DWORD psize = getpagesize();
 756         ULONG page   = (ULONG) stack32_pop( context );
 757         ULONG npages = (ULONG) stack32_pop( context );
 758         ULONG hpd  = (ULONG) stack32_pop( context );
 759         ULONG pagerdata   = (ULONG) stack32_pop( context );
 760         ULONG flags  = (ULONG) stack32_pop( context );
 761
 762         TRACE("PageCommit: page: %08lx, npages: %08lx, hpd: %08lx pagerdata: "
 763               "%08lx, flags: %08lx partial stub\n",
 764               page, npages, hpd, pagerdata, flags );
 765
 766         if ( flags & PC_USER )
 767           if ( flags & PC_WRITEABLE )
 768             virt_perm = PAGE_EXECUTE_READWRITE;
 769           else
 770             virt_perm = PAGE_EXECUTE_READ;
 771         else
 772           virt_perm = PAGE_NOACCESS;
 773
 774         address = (LPVOID )(page * psize);
 775         ret = VirtualAlloc ( address, ( npages * psize ), MEM_COMMIT, virt_perm );
 776         TRACE("PageCommit: Returning: %08lx\n", (DWORD )ret );
 777         return (DWORD )ret;
 778
 779       }
 780     case 0x0002: /* PageDecommit */
 781       {
 782         LPVOID address;
 783         BOOL ret;
 784         DWORD psize = getpagesize();
 785         ULONG page = (ULONG) stack32_pop( context );
 786         ULONG npages = (ULONG) stack32_pop( context );
 787         ULONG flags = (ULONG) stack32_pop( context );
 788
 789         TRACE("PageDecommit: page: %08lx, npages: %08lx, flags: %08lx partial stub\n",
 790               page, npages, flags );
 791         address = (LPVOID )( page * psize );
 792         ret = VirtualFree ( address, ( npages * psize ), MEM_DECOMMIT );
 793         TRACE("PageDecommit: Returning: %s\n", ret ? "TRUE" : "FALSE" );
 794         return ret;
 795       }
 796     case 0x000d: /* PageModifyPermissions */
 797       {
 798         DWORD pg_old_perm;
 799         DWORD pg_new_perm;
 800         DWORD virt_old_perm;
 801         DWORD virt_new_perm;
 802         MEMORY_BASIC_INFORMATION mbi;
 803         LPVOID address;
 804         DWORD psize = getpagesize();
 805         ULONG page = stack32_pop ( context );
 806         ULONG npages = stack32_pop ( context );
 807         ULONG permand = stack32_pop ( context );
 808         ULONG permor = stack32_pop ( context );
 809
 810         TRACE("PageModifyPermissions %08lx %08lx %08lx %08lx partial stub\n",
 811               page, npages, permand, permor );
 812         address = (LPVOID )( page * psize );
 813
 814         VirtualQuery ( address, &mbi, sizeof ( MEMORY_BASIC_INFORMATION ));
 815         virt_old_perm = mbi.Protect;
 816
 817         switch ( virt_old_perm & mbi.Protect ) {
 818         case PAGE_READONLY:
 819         case PAGE_EXECUTE:
 820         case PAGE_EXECUTE_READ:
 821           pg_old_perm = PC_USER;
 822           break;
 823         case PAGE_READWRITE:
 824         case PAGE_WRITECOPY:
 825         case PAGE_EXECUTE_READWRITE:
 826         case PAGE_EXECUTE_WRITECOPY:
 827           pg_old_perm = PC_USER | PC_WRITEABLE;
 828           break;
 829         case PAGE_NOACCESS:
 830         default:
 831           pg_old_perm = 0;
 832           break;
 833         }
 834         pg_new_perm = pg_old_perm;
 835         pg_new_perm &= permand & ~PC_STATIC;
 836         pg_new_perm |= permor  & ~PC_STATIC;
 837
 838         virt_new_perm = ( virt_old_perm )  & ~0xff;
 839         if ( pg_new_perm & PC_USER )
 840         {
 841           if ( pg_new_perm & PC_WRITEABLE )
 842             virt_new_perm |= PAGE_EXECUTE_READWRITE;
 843           else
 844             virt_new_perm |= PAGE_EXECUTE_READ;
 845         }
 846
 847         if ( ! VirtualProtect ( address, ( npages * psize ), virt_new_perm, &virt_old_perm ) ) {
 848           ERR("Can't change page permissions for %08lx\n", (DWORD )address );
 849           return 0xffffffff;
 850         }
 851         TRACE("Returning: %08lx\n", pg_old_perm );
 852         return pg_old_perm;
 853       }
 854     case 0x000a: /* PageFree */
 855       {
 856         BOOL ret;
 857         LPVOID hmem = (LPVOID) stack32_pop( context );
 858         DWORD flags = (DWORD ) stack32_pop( context );
 859
 860         TRACE("PageFree: hmem: %08lx, flags: %08lx partial stub\n",
 861               (DWORD )hmem, flags );
 862
 863         ret = VirtualFree ( hmem, 0, MEM_RELEASE );
 864         context->Eax = ret;
 865         TRACE("Returning: %d\n", ret );
 866
 867         return 0;
 868       }
 869     case 0x001e: /* GetDemandPageInfo */
 870       {
 871          DWORD dinfo = (DWORD)stack32_pop( context );
 872          DWORD flags = (DWORD)stack32_pop( context );
 873
 874          /* GetDemandPageInfo is supposed to fill out the struct at
 875           * "dinfo" with various low-level memory management information.
 876           * Apps are certainly not supposed to call this, although it's
 877           * demoed and documented by Pietrek on pages 441-443 of "Windows
 878           * 95 System Programming Secrets" if any program needs a real
 879           * implementation of this.
 880           */
 881
 882          FIXME("GetDemandPageInfo(%08lx %08lx): stub!\n", dinfo, flags);
 883
 884          return 0;
 885       }
 886     default:
 887         if (LOWORD(service) < N_VMM_SERVICE)
 888             FIXME( "Unimplemented service %s (%08lx)\n",
 889                           VMM_Service_Name[LOWORD(service)], service);
 890         else
 891             FIXME( "Unknown service %08lx\n", service);
 892         break;
 893     }
 894
 895     return 0xffffffff;  /* FIXME */
 896 }
 897
 898 /***********************************************************************
 899  *           DeviceIo_IFSMgr
 900  * NOTES
 901  *   These ioctls are used by 'MSNET32.DLL'.
 902  *
 903  *   I have been unable to uncover any documentation about the ioctls so
 904  *   the implementation of the cases IFS_IOCTL_21 and IFS_IOCTL_2F are
 905  *   based on reasonable guesses on information found in the Windows 95 DDK.
 906  *
 907  */
 908
 909 /*
 910  * IFSMgr DeviceIO service
 911  */
 912
 913 #define IFS_IOCTL_21                100
 914 #define IFS_IOCTL_2F                101
 915 #define IFS_IOCTL_GET_RES           102
 916 #define IFS_IOCTL_GET_NETPRO_NAME_A 103
 917
 918 struct win32apireq {
 919         unsigned long   ar_proid;
 920         unsigned long   ar_eax;
 921         unsigned long   ar_ebx;
 922         unsigned long   ar_ecx;
 923         unsigned long   ar_edx;
 924         unsigned long   ar_esi;
 925         unsigned long   ar_edi;
 926         unsigned long   ar_ebp;
 927         unsigned short  ar_error;
 928         unsigned short  ar_pad;
 929 };
 930
 931 static void win32apieq_2_CONTEXT(struct win32apireq *pIn,CONTEXT86 *pCxt)
 932 {
 933         memset(pCxt,0,sizeof(*pCxt));
 934
 935         pCxt->ContextFlags=CONTEXT86_INTEGER|CONTEXT86_CONTROL;
 936         pCxt->Eax = pIn->ar_eax;
 937         pCxt->Ebx = pIn->ar_ebx;
 938         pCxt->Ecx = pIn->ar_ecx;
 939         pCxt->Edx = pIn->ar_edx;
 940         pCxt->Esi = pIn->ar_esi;
 941         pCxt->Edi = pIn->ar_edi;
 942
 943         /* FIXME: Only partial CONTEXT86_CONTROL */
 944         pCxt->Ebp = pIn->ar_ebp;
 945
 946         /* FIXME: pIn->ar_proid ignored */
 947         /* FIXME: pIn->ar_error ignored */
 948         /* FIXME: pIn->ar_pad ignored */
 949 }
 950
 951 static void CONTEXT_2_win32apieq(CONTEXT86 *pCxt,struct win32apireq *pOut)
 952 {
 953         memset(pOut,0,sizeof(struct win32apireq));
 954
 955         pOut->ar_eax = pCxt->Eax;
 956         pOut->ar_ebx = pCxt->Ebx;
 957         pOut->ar_ecx = pCxt->Ecx;
 958         pOut->ar_edx = pCxt->Edx;
 959         pOut->ar_esi = pCxt->Esi;
 960         pOut->ar_edi = pCxt->Edi;
 961
 962         /* FIXME: Only partial CONTEXT86_CONTROL */
 963         pOut->ar_ebp = pCxt->Ebp;
 964
 965         /* FIXME: pOut->ar_proid ignored */
 966         /* FIXME: pOut->ar_error ignored */
 967         /* FIXME: pOut->ar_pad ignored */
 968 }
 969
 970 static BOOL DeviceIo_IFSMgr(DWORD dwIoControlCode, LPVOID lpvInBuffer, DWORD cbInBuffer,
 971                               LPVOID lpvOutBuffer, DWORD cbOutBuffer,
 972                               LPDWORD lpcbBytesReturned,
 973                               LPOVERLAPPED lpOverlapped)
 974 {
 975     BOOL retv = TRUE;
 976         TRACE("(%ld,%p,%ld,%p,%ld,%p,%p): stub\n",
 977                         dwIoControlCode,
 978                         lpvInBuffer,cbInBuffer,
 979                         lpvOutBuffer,cbOutBuffer,
 980                         lpcbBytesReturned,
 981                         lpOverlapped);
 982
 983     switch (dwIoControlCode)
 984     {
 985         case IFS_IOCTL_21:
 986         case IFS_IOCTL_2F:{
 987                 CONTEXT86 cxt;
 988                 struct win32apireq *pIn=(struct win32apireq *) lpvInBuffer;
 989                 struct win32apireq *pOut=(struct win32apireq *) lpvOutBuffer;
 990
 991                 TRACE(
 992                         "Control '%s': "
 993                         "proid=0x%08lx, eax=0x%08lx, ebx=0x%08lx, ecx=0x%08lx, "
 994                         "edx=0x%08lx, esi=0x%08lx, edi=0x%08lx, ebp=0x%08lx, "
 995                         "error=0x%04x, pad=0x%04x\n",
 996                         (dwIoControlCode==IFS_IOCTL_21)?"IFS_IOCTL_21":"IFS_IOCTL_2F",
 997                         pIn->ar_proid, pIn->ar_eax, pIn->ar_ebx, pIn->ar_ecx,
 998                         pIn->ar_edx, pIn->ar_esi, pIn->ar_edi, pIn->ar_ebp,
 999                         pIn->ar_error, pIn->ar_pad
1000                 );
1001
1002                 win32apieq_2_CONTEXT(pIn,&cxt);
1003
1004                 if(dwIoControlCode==IFS_IOCTL_21)
1005                 {
1006                         DOS3Call(&cxt); /* Call int 21h */
1007                 } else {
1008                         INT_Int2fHandler(&cxt); /* Call int 2Fh */
1009                 }
1010
1011                 CONTEXT_2_win32apieq(&cxt,pOut);
1012
1013         retv = TRUE;
1014         } break;
1015         case IFS_IOCTL_GET_RES:{
1016         FIXME( "Control 'IFS_IOCTL_GET_RES' not implemented\n");
1017         retv = FALSE;
1018         } break;
1019         case IFS_IOCTL_GET_NETPRO_NAME_A:{
1020         FIXME( "Control 'IFS_IOCTL_GET_NETPRO_NAME_A' not implemented\n");
1021         retv = FALSE;
1022         } break;
1023     default:
1024         FIXME( "Control %ld not implemented\n", dwIoControlCode);
1025         retv = FALSE;
1026     }
1027
1028     return retv;
1029 }
1030
1031 /********************************************************************************
1032  *      VxDCall_VWin32
1033  *
1034  *  Service numbers taken from page 448 of Pietrek's "Windows 95 System
1035  *  Programming Secrets".  Parameters from experimentation on real Win98.
1036  *
1037  */
1038
1039 static DWORD VxDCall_VWin32( DWORD service, CONTEXT86 *context )
1040 {
1041   switch ( LOWORD(service) )
1042     {
1043     case 0x0000: /* GetVersion */
1044     {
1045         DWORD vers = GetVersion();
1046         return (LOBYTE(vers) << 8) | HIBYTE(vers);
1047     }
1048     break;
1049
1050     case 0x0020: /* Get VMCPD Version */
1051     {
1052         DWORD parm = (DWORD) stack32_pop(context);
1053
1054         FIXME("Get VMCPD Version(%08lx): partial stub!\n", parm);
1055
1056         /* FIXME: This is what Win98 returns, it may
1057          *        not be correct in all situations.
1058          *        It makes Bleem! happy though.
1059          */
1060
1061         return 0x0405;
1062     }
1063
1064     case 0x0029: /* Int31/DPMI dispatch */
1065     {
1066         DWORD callnum = (DWORD) stack32_pop(context);
1067         DWORD parm    = (DWORD) stack32_pop(context);
1068
1069         TRACE("Int31/DPMI dispatch(%08lx)\n", callnum);
1070
1071         AX_reg(context) = callnum;
1072         CX_reg(context) = parm;
1073         INT_Int31Handler(context);
1074
1075         return LOWORD(context->Eax);
1076     }
1077     break;
1078
1079     case 0x002a: /* Int41 dispatch - parm = int41 service number */
1080     {
1081         DWORD callnum = (DWORD) stack32_pop(context);
1082
1083         return callnum; /* FIXME: should really call INT_Int41Handler() */
1084     }
1085     break;
1086
1087     default:
1088       FIXME("Unknown VWin32 service %08lx\n", service);
1089       break;
1090     }
1091
1092   return 0xffffffff;
1093 }
1094
1095
1096 /***********************************************************************
1097  *           DeviceIo_VCD
1098  */
1099 static BOOL DeviceIo_VCD(DWORD dwIoControlCode,
1100                               LPVOID lpvInBuffer, DWORD cbInBuffer,
1101                               LPVOID lpvOutBuffer, DWORD cbOutBuffer,
1102                               LPDWORD lpcbBytesReturned,
1103                               LPOVERLAPPED lpOverlapped)
1104 {
1105     BOOL retv = TRUE;
1106
1107     switch (dwIoControlCode)
1108     {
1109     case IOCTL_SERIAL_LSRMST_INSERT:
1110     {
1111         FIXME( "IOCTL_SERIAL_LSRMST_INSERT NIY !\n");
1112         retv = FALSE;
1113     }
1114     break;
1115
1116     default:
1117         FIXME( "Unknown Control %ld\n", dwIoControlCode);
1118         retv = FALSE;
1119         break;
1120     }
1121
1122     return retv;
1123 }
1124
1125
1126 /***********************************************************************
1127  *           DeviceIo_VWin32
1128  */
1129
1130 static void DIOCRegs_2_CONTEXT( DIOC_REGISTERS *pIn, CONTEXT86 *pCxt )
1131 {
1132     memset( pCxt, 0, sizeof(*pCxt) );
1133     /* Note: segment registers == 0 means that CTX_SEG_OFF_TO_LIN
1134              will interpret 32-bit register contents as linear pointers */
1135
1136     pCxt->ContextFlags=CONTEXT86_INTEGER|CONTEXT86_CONTROL;
1137     pCxt->Eax = pIn->reg_EAX;
1138     pCxt->Ebx = pIn->reg_EBX;
1139     pCxt->Ecx = pIn->reg_ECX;
1140     pCxt->Edx = pIn->reg_EDX;
1141     pCxt->Esi = pIn->reg_ESI;
1142     pCxt->Edi = pIn->reg_EDI;
1143
1144     /* FIXME: Only partial CONTEXT86_CONTROL */
1145     pCxt->EFlags = pIn->reg_Flags;
1146 }
1147
1148 static void CONTEXT_2_DIOCRegs( CONTEXT86 *pCxt, DIOC_REGISTERS *pOut )
1149 {
1150     memset( pOut, 0, sizeof(DIOC_REGISTERS) );
1151
1152     pOut->reg_EAX = pCxt->Eax;
1153     pOut->reg_EBX = pCxt->Ebx;
1154     pOut->reg_ECX = pCxt->Ecx;
1155     pOut->reg_EDX = pCxt->Edx;
1156     pOut->reg_ESI = pCxt->Esi;
1157     pOut->reg_EDI = pCxt->Edi;
1158
1159     /* FIXME: Only partial CONTEXT86_CONTROL */
1160     pOut->reg_Flags = pCxt->EFlags;
1161 }
1162
1163 #define DIOC_AH(regs) (((unsigned char*)&((regs)->reg_EAX))[1])
1164 #define DIOC_AL(regs) (((unsigned char*)&((regs)->reg_EAX))[0])
1165 #define DIOC_BH(regs) (((unsigned char*)&((regs)->reg_EBX))[1])
1166 #define DIOC_BL(regs) (((unsigned char*)&((regs)->reg_EBX))[0])
1167 #define DIOC_DH(regs) (((unsigned char*)&((regs)->reg_EDX))[1])
1168 #define DIOC_DL(regs) (((unsigned char*)&((regs)->reg_EDX))[0])
1169
1170 #define DIOC_AX(regs) (((unsigned short*)&((regs)->reg_EAX))[0])
1171 #define DIOC_BX(regs) (((unsigned short*)&((regs)->reg_EBX))[0])
1172 #define DIOC_CX(regs) (((unsigned short*)&((regs)->reg_ECX))[0])
1173 #define DIOC_DX(regs) (((unsigned short*)&((regs)->reg_EDX))[0])
1174
1175 #define DIOC_SET_CARRY(regs) (((regs)->reg_Flags)|=0x00000001)
1176
1177 static const DWORD VWIN32_DriveTypeInfo[7]={
1178     0x0000, /* none */
1179     0x2709, /* 360 K */
1180     0x4f0f, /* 1.2 M */
1181     0x4f09, /* 720 K */
1182     0x4f12, /* 1.44 M */
1183     0x4f24, /* 2.88 M */
1184     0x4f24  /* 2.88 M */
1185 };
1186
1187 static BYTE floppy_params[2][13] =
1188 {
1189     { 0xaf, 0x02, 0x25, 0x02, 0x12, 0x1b, 0xff, 0x6c, 0xf6, 0x0f, 0x08 },
1190     { 0xaf, 0x02, 0x25, 0x02, 0x12, 0x1b, 0xff, 0x6c, 0xf6, 0x0f, 0x08 }
1191 };
1192
1193 /**********************************************************************
1194  *          VWIN32_ReadFloppyParams
1195  *
1196  * Handler for int 13h (disk I/O).
1197  */
1198 static VOID VWIN32_ReadFloppyParams(DIOC_REGISTERS *regs)
1199 {
1200 #ifdef linux
1201     unsigned int i, nr_of_drives = 0;
1202     BYTE drive_nr = DIOC_DL(regs);
1203     int floppy_fd,r;
1204     struct floppy_drive_params floppy_parm;
1205     char root[] = "A:\\";
1206
1207     TRACE("in  [ EDX=%08lx ]\n", regs->reg_EDX );
1208
1209     DIOC_AH(regs) = 0x00; /* success */
1210
1211     for (i = 0; i < MAX_DOS_DRIVES; i++, root[0]++)
1212         if (GetDriveTypeA(root) == DRIVE_REMOVABLE) nr_of_drives++;
1213     DIOC_DL(regs) = nr_of_drives;
1214
1215     if (drive_nr > 1) { /* invalid drive ? */
1216         DIOC_BX(regs) = 0;
1217         DIOC_CX(regs) = 0;
1218         DIOC_DH(regs) = 0;
1219         DIOC_SET_CARRY(regs);
1220         return;
1221     }
1222
1223     if ( (floppy_fd = DRIVE_OpenDevice( drive_nr, O_NONBLOCK)) == -1)
1224     {
1225         WARN("Can't determine floppy geometry !\n");
1226         DIOC_BX(regs) = 0;
1227         DIOC_CX(regs) = 0;
1228         DIOC_DH(regs) = 0;
1229         DIOC_SET_CARRY(regs);
1230         return;
1231     }
1232     r = ioctl(floppy_fd, FDGETDRVPRM, &floppy_parm);
1233
1234     close(floppy_fd);
1235
1236     if(r<0)
1237     {
1238         DIOC_SET_CARRY(regs);
1239         return;
1240     }
1241
1242     regs->reg_ECX = 0;
1243     DIOC_AL(regs) = 0;
1244     DIOC_BL(regs) = floppy_parm.cmos;
1245
1246     /* CH = low eight bits of max cyl
1247        CL = max sec nr (bits 5-0),
1248        hi two bits of max cyl (bits 7-6)
1249        DH = max head nr */
1250     if(DIOC_BL(regs) && (DIOC_BL(regs)<7))
1251     {
1252         DIOC_DH(regs) = 0x01;
1253         DIOC_CX(regs) = VWIN32_DriveTypeInfo[DIOC_BL(regs)];
1254     }
1255     else
1256     {
1257         DIOC_CX(regs) = 0x0;
1258         DIOC_DX(regs) = 0x0;
1259     }
1260
1261     regs->reg_EDI = (DWORD)floppy_params[drive_nr];
1262
1263     if(!regs->reg_EDI)
1264     {
1265         ERR("Get floppy params failed for drive %d\n",drive_nr);
1266         DIOC_SET_CARRY(regs);
1267     }
1268
1269     TRACE("out [ EAX=%08lx EBX=%08lx ECX=%08lx EDX=%08lx EDI=%08lx ]\n",
1270           regs->reg_EAX, regs->reg_EBX, regs->reg_ECX, regs->reg_EDX, regs->reg_EDI);
1271
1272     /* FIXME: Word exits quietly if we return with no error. Why? */
1273     FIXME("Returned ERROR!\n");
1274     DIOC_SET_CARRY(regs);
1275
1276 #else
1277     DIOC_AH(regs) = 0x01;
1278     DIOC_SET_CARRY(regs);
1279 #endif
1280 }
1281
1282 /**********************************************************************
1283  *          VWIN32_Int13Handler
1284  *
1285  * Handler for VWIN32_DIOC_DOS_INT13 (disk I/O).
1286  */
1287 static VOID VWIN32_Int13Handler( DIOC_REGISTERS *regs)
1288 {
1289     TRACE("AH=%02x\n",DIOC_AH(regs));
1290     switch(DIOC_AH(regs)) /* AH */
1291     {
1292     case 0x00:             /* RESET DISK SYSTEM     */
1293         break; /* no return ? */
1294
1295     case 0x01:             /* STATUS OF DISK SYSTEM */
1296         DIOC_AL(regs) = 0; /* successful completion */
1297         break;
1298
1299     case 0x02:             /* READ SECTORS INTO MEMORY */
1300         DIOC_AL(regs) = 0; /* number of sectors read */
1301         DIOC_AH(regs) = 0; /* status */
1302         break;
1303
1304     case 0x03:             /* WRITE SECTORS FROM MEMORY */
1305         break; /* no return ? */
1306
1307     case 0x04:             /* VERIFY DISK SECTOR(S) */
1308         DIOC_AL(regs) = 0; /* number of sectors verified */
1309         DIOC_AH(regs) = 0;
1310         break;
1311
1312     case 0x05:             /* FORMAT TRACK */
1313     case 0x06:             /* FORMAT TRACK AND SET BAD SECTOR FLAGS */
1314     case 0x07:             /* FORMAT DRIVE STARTING AT GIVEN TRACK  */
1315         /* despite what Ralf Brown says, 0x06 and 0x07 seem to
1316          * set CFLAG, too (at least my BIOS does that) */
1317         DIOC_AH(regs) = 0x0c;
1318         DIOC_SET_CARRY(regs);
1319         break;
1320
1321     case 0x08:             /* GET DRIVE PARAMETERS  */
1322         if (DIOC_DL(regs) & 0x80) { /* hard disk ? */
1323             DIOC_AH(regs) = 0x07;
1324             DIOC_SET_CARRY(regs);
1325         }
1326         else  /* floppy disk */
1327             VWIN32_ReadFloppyParams(regs);
1328         break;
1329
1330     case 0x09:         /* INITIALIZE CONTROLLER WITH DRIVE PARAMETERS */
1331     case 0x0a:         /* FIXED DISK - READ LONG (XT,AT,XT286,PS)     */
1332     case 0x0b:         /* FIXED DISK - WRITE LONG (XT,AT,XT286,PS)    */
1333     case 0x0c:         /* SEEK TO CYLINDER                            */
1334     case 0x0d:         /* ALTERNATE RESET HARD DISKS                  */
1335     case 0x10:         /* CHECK IF DRIVE READY                        */
1336     case 0x11:         /* RECALIBRATE DRIVE                           */
1337     case 0x14:         /* CONTROLLER INTERNAL DIAGNOSTIC              */
1338         DIOC_AH(regs) = 0;
1339         break;
1340
1341     case 0x15:         /* GET DISK TYPE (AT,XT2,XT286,CONV,PS) */
1342         if (DIOC_DL(regs) & 0x80) { /* hard disk ? */
1343             DIOC_AH(regs) = 3; /* fixed disk */
1344             DIOC_SET_CARRY(regs);
1345         }
1346         else { /* floppy disk ? */
1347             DIOC_AH(regs) = 2; /* floppy with change detection */
1348             DIOC_SET_CARRY(regs);
1349         }
1350         break;
1351
1352     case 0x0e:         /* READ SECTOR BUFFER (XT only)      */
1353     case 0x0f:         /* WRITE SECTOR BUFFER (XT only)     */
1354     case 0x12:         /* CONTROLLER RAM DIAGNOSTIC (XT,PS) */
1355     case 0x13:         /* DRIVE DIAGNOSTIC (XT,PS)          */
1356         DIOC_AH(regs) = 0x01;
1357         DIOC_SET_CARRY(regs);
1358         break;
1359
1360     case 0x16:         /* FLOPPY - CHANGE OF DISK STATUS */
1361         DIOC_AH(regs) = 0; /* FIXME - no change */
1362         break;
1363
1364     case 0x17:         /* SET DISK TYPE FOR FORMAT */
1365         if (DIOC_DL(regs) < 4)
1366             DIOC_AH(regs) = 0x00; /* successful completion */
1367         else
1368             DIOC_AH(regs) = 0x01; /* error */
1369         break;
1370
1371     case 0x18:         /* SET MEDIA TYPE FOR FORMAT */
1372         if (DIOC_DL(regs) < 4)
1373             DIOC_AH(regs) = 0x00; /* successful completion */
1374         else
1375             DIOC_AH(regs) = 0x01; /* error */
1376         break;
1377
1378     case 0x19:       /* FIXED DISK - PARK HEADS */
1379         break;
1380
1381     default:
1382         FIXME("Unknown VWIN32 INT13 call AX=%04X\n",DIOC_AX(regs));
1383     }
1384 }
1385
1386 static BOOL DeviceIo_VWin32(DWORD dwIoControlCode,
1387                               LPVOID lpvInBuffer, DWORD cbInBuffer,
1388                               LPVOID lpvOutBuffer, DWORD cbOutBuffer,
1389                               LPDWORD lpcbBytesReturned,
1390                               LPOVERLAPPED lpOverlapped)
1391 {
1392     BOOL retv = TRUE;
1393
1394     switch (dwIoControlCode)
1395     {
1396     case VWIN32_DIOC_DOS_INT13:
1397     {
1398         DIOC_REGISTERS *pIn  = (DIOC_REGISTERS *)lpvInBuffer;
1399         DIOC_REGISTERS *pOut = (DIOC_REGISTERS *)lpvOutBuffer;
1400
1401         memcpy(pOut, pIn, sizeof (DIOC_REGISTERS));
1402         VWIN32_Int13Handler(pOut);
1403         break;
1404     }
1405
1406     case VWIN32_DIOC_DOS_IOCTL:
1407     case VWIN32_DIOC_DOS_INT25:
1408     case VWIN32_DIOC_DOS_INT26:
1409     case VWIN32_DIOC_DOS_DRIVEINFO:
1410     {
1411         CONTEXT86 cxt;
1412         DIOC_REGISTERS *pIn  = (DIOC_REGISTERS *)lpvInBuffer;
1413         DIOC_REGISTERS *pOut = (DIOC_REGISTERS *)lpvOutBuffer;
1414
1415         TRACE( "Control '%s': "
1416                "eax=0x%08lx, ebx=0x%08lx, ecx=0x%08lx, "
1417                "edx=0x%08lx, esi=0x%08lx, edi=0x%08lx \n",
1418                (dwIoControlCode == VWIN32_DIOC_DOS_IOCTL)? "VWIN32_DIOC_DOS_IOCTL" :
1419                (dwIoControlCode == VWIN32_DIOC_DOS_INT25)? "VWIN32_DIOC_DOS_INT25" :
1420                (dwIoControlCode == VWIN32_DIOC_DOS_INT26)? "VWIN32_DIOC_DOS_INT26" :
1421                (dwIoControlCode == VWIN32_DIOC_DOS_DRIVEINFO)? "VWIN32_DIOC_DOS_DRIVEINFO" :  "???",
1422                pIn->reg_EAX, pIn->reg_EBX, pIn->reg_ECX,
1423                pIn->reg_EDX, pIn->reg_ESI, pIn->reg_EDI );
1424
1425         DIOCRegs_2_CONTEXT( pIn, &cxt );
1426
1427         switch (dwIoControlCode)
1428         {
1429         case VWIN32_DIOC_DOS_IOCTL: DOS3Call( &cxt ); break; /* Call int 21h */
1430         case VWIN32_DIOC_DOS_INT25: INT_Int25Handler( &cxt ); break;
1431         case VWIN32_DIOC_DOS_INT26: INT_Int26Handler( &cxt ); break;
1432         case VWIN32_DIOC_DOS_DRIVEINFO: DOS3Call( &cxt ); break; /* Call int 21h 730x */
1433         }
1434
1435         CONTEXT_2_DIOCRegs( &cxt, pOut );
1436     }
1437     break;
1438
1439     case VWIN32_DIOC_SIMCTRLC:
1440         FIXME( "Control VWIN32_DIOC_SIMCTRLC not implemented\n");
1441         retv = FALSE;
1442         break;
1443
1444     default:
1445         FIXME( "Unknown Control %ld\n", dwIoControlCode);
1446         retv = FALSE;
1447         break;
1448     }
1449
1450     return retv;
1451 }
1452
1453 /* this is the main multimedia device loader */
1454 static BOOL DeviceIo_MMDEVLDR(DWORD dwIoControlCode,
1455                               LPVOID lpvInBuffer, DWORD cbInBuffer,
1456                               LPVOID lpvOutBuffer, DWORD cbOutBuffer,
1457                               LPDWORD lpcbBytesReturned,
1458                               LPOVERLAPPED lpOverlapped)
1459 {
1460         FIXME("(%ld,%p,%ld,%p,%ld,%p,%p): stub\n",
1461             dwIoControlCode,
1462             lpvInBuffer,cbInBuffer,
1463             lpvOutBuffer,cbOutBuffer,
1464             lpcbBytesReturned,
1465             lpOverlapped
1466         );
1467         switch (dwIoControlCode) {
1468         case 5:
1469                 /* Hmm. */
1470                 *(DWORD*)lpvOutBuffer=0;
1471                 *lpcbBytesReturned=4;
1472                 return TRUE;
1473         }
1474         return FALSE;
1475 }
1476 /* this is used by some Origin games */
1477 static BOOL DeviceIo_MONODEBG(DWORD dwIoControlCode,
1478                               LPVOID lpvInBuffer, DWORD cbInBuffer,
1479                               LPVOID lpvOutBuffer, DWORD cbOutBuffer,
1480                               LPDWORD lpcbBytesReturned,
1481                               LPOVERLAPPED lpOverlapped)
1482 {
1483         switch (dwIoControlCode) {
1484         case 1: /* version */
1485                 *(LPDWORD)lpvOutBuffer = 0x20004; /* WC SecretOps */
1486                 break;
1487         case 9: /* debug output */
1488                 ERR("MONODEBG: %s\n",debugstr_a(lpvInBuffer));
1489                 break;
1490         default:
1491                 FIXME("(%ld,%p,%ld,%p,%ld,%p,%p): stub\n",
1492                         dwIoControlCode,
1493                         lpvInBuffer,cbInBuffer,
1494                         lpvOutBuffer,cbOutBuffer,
1495                         lpcbBytesReturned,
1496                         lpOverlapped
1497                 );
1498                 break;
1499         }
1500         return TRUE;
1501 }
1502 /* pccard */
1503 static BOOL DeviceIo_PCCARD (DWORD dwIoControlCode,
1504                               LPVOID lpvInBuffer, DWORD cbInBuffer,
1505                               LPVOID lpvOutBuffer, DWORD cbOutBuffer,
1506                               LPDWORD lpcbBytesReturned,
1507                               LPOVERLAPPED lpOverlapped)
1508 {
1509         switch (dwIoControlCode) {
1510         case 0x0000: /* PCCARD_Get_Version */
1511         case 0x0001: /* PCCARD_Card_Services */
1512         default:
1513                 FIXME( "(%ld,%p,%ld,%p,%ld,%p,%p): stub\n",
1514                         dwIoControlCode,
1515                         lpvInBuffer,cbInBuffer,
1516                         lpvOutBuffer,cbOutBuffer,
1517                         lpcbBytesReturned,
1518                         lpOverlapped
1519                 );
1520                 break;
1521         }
1522         return FALSE;
1523 }
1524
1525 /***********************************************************************
1526  *              OpenVxDHandle (KERNEL32.@)
1527  */
1528 DWORD   WINAPI  OpenVxDHandle(DWORD pmt)
1529 {
1530         FIXME( "(0x%08lx) stub!\n", pmt);
1531         return 0;
1532 }
1533
1534 static BOOL DeviceIo_HASP(DWORD dwIoControlCode, LPVOID lpvInBuffer, DWORD cbInBuffer,
1535                               LPVOID lpvOutBuffer, DWORD cbOutBuffer,
1536                               LPDWORD lpcbBytesReturned,
1537                               LPOVERLAPPED lpOverlapped)
1538 {
1539     BOOL retv = TRUE;
1540         FIXME("(%ld,%p,%ld,%p,%ld,%p,%p): stub\n",
1541                         dwIoControlCode,
1542                         lpvInBuffer,cbInBuffer,
1543                         lpvOutBuffer,cbOutBuffer,
1544                         lpcbBytesReturned,
1545                         lpOverlapped);
1546
1547     return retv;
1548 }
1549