git.oblomov.eu Git - wine/blob - dlls/kernel/file.c

   1 /*
   2  * File handling functions
   3  *
   4  * Copyright 1993 John Burton
   5  * Copyright 1996, 2004 Alexandre Julliard
   6  *
   7  * This library is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU Lesser General Public
   9  * License as published by the Free Software Foundation; either
  10  * version 2.1 of the License, or (at your option) any later version.
  11  *
  12  * This library is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15  * Lesser General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU Lesser General Public
  18  * License along with this library; if not, write to the Free Software
  19  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  20  */
  21
  22 #include "config.h"
  23 #include "wine/port.h"
  24
  25 #include <stdarg.h>
  26 #include <stdio.h>
  27 #include <errno.h>
  28
  29 #define NONAMELESSUNION
  30 #define NONAMELESSSTRUCT
  31 #include "winerror.h"
  32 #include "ntstatus.h"
  33 #include "windef.h"
  34 #include "winbase.h"
  35 #include "winreg.h"
  36 #include "winternl.h"
  37 #include "winioctl.h"
  38 #include "wincon.h"
  39 #include "wine/winbase16.h"
  40 #include "kernel_private.h"
  41
  42 #include "wine/exception.h"
  43 #include "excpt.h"
  44 #include "wine/unicode.h"
  45 #include "wine/debug.h"
  46 #include "async.h"
  47
  48 WINE_DEFAULT_DEBUG_CHANNEL(file);
  49
  50 HANDLE dos_handles[DOS_TABLE_SIZE];
  51
  52 /* info structure for FindFirstFile handle */
  53 typedef struct
  54 {
  55     DWORD            magic;       /* magic number */
  56     HANDLE           handle;      /* handle to directory */
  57     CRITICAL_SECTION cs;          /* crit section protecting this structure */
  58     UNICODE_STRING   mask;        /* file mask */
  59     BOOL             is_root;     /* is directory the root of the drive? */
  60     UINT             data_pos;    /* current position in dir data */
  61     UINT             data_len;    /* length of dir data */
  62     BYTE             data[8192];  /* directory data */
  63 } FIND_FIRST_INFO;
  64
  65 #define FIND_FIRST_MAGIC  0xc0ffee11
  66
  67 static BOOL oem_file_apis;
  68
  69 static WINE_EXCEPTION_FILTER(page_fault)
  70 {
  71     if (GetExceptionCode() == EXCEPTION_ACCESS_VIOLATION)
  72         return EXCEPTION_EXECUTE_HANDLER;
  73     return EXCEPTION_CONTINUE_SEARCH;
  74 }
  75
  76
  77 /***********************************************************************
  78  *              create_file_OF
  79  *
  80  * Wrapper for CreateFile that takes OF_* mode flags.
  81  */
  82 static HANDLE create_file_OF( LPCSTR path, INT mode )
  83 {
  84     DWORD access, sharing, creation;
  85
  86     if (mode & OF_CREATE)
  87     {
  88         creation = CREATE_ALWAYS;
  89         access = GENERIC_READ | GENERIC_WRITE;
  90     }
  91     else
  92     {
  93         creation = OPEN_EXISTING;
  94         switch(mode & 0x03)
  95         {
  96         case OF_READ:      access = GENERIC_READ; break;
  97         case OF_WRITE:     access = GENERIC_WRITE; break;
  98         case OF_READWRITE: access = GENERIC_READ | GENERIC_WRITE; break;
  99         default:           access = 0; break;
 100         }
 101     }
 102
 103     switch(mode & 0x70)
 104     {
 105     case OF_SHARE_EXCLUSIVE:  sharing = 0; break;
 106     case OF_SHARE_DENY_WRITE: sharing = FILE_SHARE_READ; break;
 107     case OF_SHARE_DENY_READ:  sharing = FILE_SHARE_WRITE; break;
 108     case OF_SHARE_DENY_NONE:
 109     case OF_SHARE_COMPAT:
 110     default:                  sharing = FILE_SHARE_READ | FILE_SHARE_WRITE; break;
 111     }
 112     return CreateFileA( path, access, sharing, NULL, creation, FILE_ATTRIBUTE_NORMAL, 0 );
 113 }
 114
 115
 116 /***********************************************************************
 117  *           FILE_SetDosError
 118  *
 119  * Set the DOS error code from errno.
 120  */
 121 void FILE_SetDosError(void)
 122 {
 123     int save_errno = errno; /* errno gets overwritten by printf */
 124
 125     TRACE("errno = %d %s\n", errno, strerror(errno));
 126     switch (save_errno)
 127     {
 128     case EAGAIN:
 129         SetLastError( ERROR_SHARING_VIOLATION );
 130         break;
 131     case EBADF:
 132         SetLastError( ERROR_INVALID_HANDLE );
 133         break;
 134     case ENOSPC:
 135         SetLastError( ERROR_HANDLE_DISK_FULL );
 136         break;
 137     case EACCES:
 138     case EPERM:
 139     case EROFS:
 140         SetLastError( ERROR_ACCESS_DENIED );
 141         break;
 142     case EBUSY:
 143         SetLastError( ERROR_LOCK_VIOLATION );
 144         break;
 145     case ENOENT:
 146         SetLastError( ERROR_FILE_NOT_FOUND );
 147         break;
 148     case EISDIR:
 149         SetLastError( ERROR_CANNOT_MAKE );
 150         break;
 151     case ENFILE:
 152     case EMFILE:
 153         SetLastError( ERROR_TOO_MANY_OPEN_FILES );
 154         break;
 155     case EEXIST:
 156         SetLastError( ERROR_FILE_EXISTS );
 157         break;
 158     case EINVAL:
 159     case ESPIPE:
 160         SetLastError( ERROR_SEEK );
 161         break;
 162     case ENOTEMPTY:
 163         SetLastError( ERROR_DIR_NOT_EMPTY );
 164         break;
 165     case ENOEXEC:
 166         SetLastError( ERROR_BAD_FORMAT );
 167         break;
 168     case ENOTDIR:
 169         SetLastError( ERROR_PATH_NOT_FOUND );
 170         break;
 171     case EXDEV:
 172         SetLastError( ERROR_NOT_SAME_DEVICE );
 173         break;
 174     default:
 175         WARN("unknown file error: %s\n", strerror(save_errno) );
 176         SetLastError( ERROR_GEN_FAILURE );
 177         break;
 178     }
 179     errno = save_errno;
 180 }
 181
 182
 183 /***********************************************************************
 184  *           FILE_name_AtoW
 185  *
 186  * Convert a file name to Unicode, taking into account the OEM/Ansi API mode.
 187  *
 188  * If alloc is FALSE uses the TEB static buffer, so it can only be used when
 189  * there is no possibility for the function to do that twice, taking into
 190  * account any called function.
 191  */
 192 WCHAR *FILE_name_AtoW( LPCSTR name, BOOL alloc )
 193 {
 194     ANSI_STRING str;
 195     UNICODE_STRING strW, *pstrW;
 196     NTSTATUS status;
 197
 198     RtlInitAnsiString( &str, name );
 199     pstrW = alloc ? &strW : &NtCurrentTeb()->StaticUnicodeString;
 200     if (oem_file_apis)
 201         status = RtlOemStringToUnicodeString( pstrW, &str, alloc );
 202     else
 203         status = RtlAnsiStringToUnicodeString( pstrW, &str, alloc );
 204     if (status == STATUS_SUCCESS) return pstrW->Buffer;
 205
 206     if (status == STATUS_BUFFER_OVERFLOW)
 207         SetLastError( ERROR_FILENAME_EXCED_RANGE );
 208     else
 209         SetLastError( RtlNtStatusToDosError(status) );
 210     return NULL;
 211 }
 212
 213
 214 /***********************************************************************
 215  *           FILE_name_WtoA
 216  *
 217  * Convert a file name back to OEM/Ansi. Returns number of bytes copied.
 218  */
 219 DWORD FILE_name_WtoA( LPCWSTR src, INT srclen, LPSTR dest, INT destlen )
 220 {
 221     DWORD ret;
 222
 223     if (srclen < 0) srclen = strlenW( src ) + 1;
 224     if (oem_file_apis)
 225         RtlUnicodeToOemN( dest, destlen, &ret, src, srclen * sizeof(WCHAR) );
 226     else
 227         RtlUnicodeToMultiByteN( dest, destlen, &ret, src, srclen * sizeof(WCHAR) );
 228     return ret;
 229 }
 230
 231
 232 /**************************************************************************
 233  *              SetFileApisToOEM   (KERNEL32.@)
 234  */
 235 VOID WINAPI SetFileApisToOEM(void)
 236 {
 237     oem_file_apis = TRUE;
 238 }
 239
 240
 241 /**************************************************************************
 242  *              SetFileApisToANSI   (KERNEL32.@)
 243  */
 244 VOID WINAPI SetFileApisToANSI(void)
 245 {
 246     oem_file_apis = FALSE;
 247 }
 248
 249
 250 /******************************************************************************
 251  *              AreFileApisANSI   (KERNEL32.@)
 252  *
 253  *  Determines if file functions are using ANSI
 254  *
 255  * RETURNS
 256  *    TRUE:  Set of file functions is using ANSI code page
 257  *    FALSE: Set of file functions is using OEM code page
 258  */
 259 BOOL WINAPI AreFileApisANSI(void)
 260 {
 261     return !oem_file_apis;
 262 }
 263
 264
 265 /**************************************************************************
 266  *                      Operations on file handles                        *
 267  **************************************************************************/
 268
 269 /***********************************************************************
 270  *           FILE_InitProcessDosHandles
 271  *
 272  * Allocates the default DOS handles for a process. Called either by
 273  * Win32HandleToDosFileHandle below or by the DOSVM stuff.
 274  */
 275 static void FILE_InitProcessDosHandles( void )
 276 {
 277     static BOOL init_done /* = FALSE */;
 278     HANDLE cp = GetCurrentProcess();
 279
 280     if (init_done) return;
 281     init_done = TRUE;
 282     DuplicateHandle(cp, GetStdHandle(STD_INPUT_HANDLE), cp, &dos_handles[0],
 283                     0, TRUE, DUPLICATE_SAME_ACCESS);
 284     DuplicateHandle(cp, GetStdHandle(STD_OUTPUT_HANDLE), cp, &dos_handles[1],
 285                     0, TRUE, DUPLICATE_SAME_ACCESS);
 286     DuplicateHandle(cp, GetStdHandle(STD_ERROR_HANDLE), cp, &dos_handles[2],
 287                     0, TRUE, DUPLICATE_SAME_ACCESS);
 288     DuplicateHandle(cp, GetStdHandle(STD_ERROR_HANDLE), cp, &dos_handles[3],
 289                     0, TRUE, DUPLICATE_SAME_ACCESS);
 290     DuplicateHandle(cp, GetStdHandle(STD_ERROR_HANDLE), cp, &dos_handles[4],
 291                     0, TRUE, DUPLICATE_SAME_ACCESS);
 292 }
 293
 294
 295 /******************************************************************
 296  *              FILE_ReadWriteApc (internal)
 297  */
 298 static void WINAPI FILE_ReadWriteApc(void* apc_user, PIO_STATUS_BLOCK io_status, ULONG len)
 299 {
 300     LPOVERLAPPED_COMPLETION_ROUTINE  cr = (LPOVERLAPPED_COMPLETION_ROUTINE)apc_user;
 301
 302     cr(RtlNtStatusToDosError(io_status->u.Status), len, (LPOVERLAPPED)io_status);
 303 }
 304
 305
 306 /***********************************************************************
 307  *              ReadFileEx                (KERNEL32.@)
 308  */
 309 BOOL WINAPI ReadFileEx(HANDLE hFile, LPVOID buffer, DWORD bytesToRead,
 310                        LPOVERLAPPED overlapped,
 311                        LPOVERLAPPED_COMPLETION_ROUTINE lpCompletionRoutine)
 312 {
 313     LARGE_INTEGER       offset;
 314     NTSTATUS            status;
 315     PIO_STATUS_BLOCK    io_status;
 316
 317     TRACE("(hFile=%p, buffer=%p, bytes=%lu, ovl=%p, ovl_fn=%p)\n", hFile, buffer, bytesToRead, overlapped, lpCompletionRoutine);
 318
 319     if (!overlapped)
 320     {
 321         SetLastError(ERROR_INVALID_PARAMETER);
 322         return FALSE;
 323     }
 324
 325     offset.u.LowPart = overlapped->Offset;
 326     offset.u.HighPart = overlapped->OffsetHigh;
 327     io_status = (PIO_STATUS_BLOCK)overlapped;
 328     io_status->u.Status = STATUS_PENDING;
 329
 330     status = NtReadFile(hFile, NULL, FILE_ReadWriteApc, lpCompletionRoutine,
 331                         io_status, buffer, bytesToRead, &offset, NULL);
 332
 333     if (status)
 334     {
 335         SetLastError( RtlNtStatusToDosError(status) );
 336         return FALSE;
 337     }
 338     return TRUE;
 339 }
 340
 341
 342 /***********************************************************************
 343  *              ReadFile                (KERNEL32.@)
 344  */
 345 BOOL WINAPI ReadFile( HANDLE hFile, LPVOID buffer, DWORD bytesToRead,
 346                       LPDWORD bytesRead, LPOVERLAPPED overlapped )
 347 {
 348     LARGE_INTEGER       offset;
 349     PLARGE_INTEGER      poffset = NULL;
 350     IO_STATUS_BLOCK     iosb;
 351     PIO_STATUS_BLOCK    io_status = &iosb;
 352     HANDLE              hEvent = 0;
 353     NTSTATUS            status;
 354
 355     TRACE("%p %p %ld %p %p\n", hFile, buffer, bytesToRead,
 356           bytesRead, overlapped );
 357
 358     if (bytesRead) *bytesRead = 0;  /* Do this before anything else */
 359     if (!bytesToRead) return TRUE;
 360
 361     if (IsBadReadPtr(buffer, bytesToRead))
 362     {
 363         SetLastError(ERROR_WRITE_FAULT); /* FIXME */
 364         return FALSE;
 365     }
 366     if (is_console_handle(hFile))
 367         return ReadConsoleA(hFile, buffer, bytesToRead, bytesRead, NULL);
 368
 369     if (overlapped != NULL)
 370     {
 371         offset.u.LowPart = overlapped->Offset;
 372         offset.u.HighPart = overlapped->OffsetHigh;
 373         poffset = &offset;
 374         hEvent = overlapped->hEvent;
 375         io_status = (PIO_STATUS_BLOCK)overlapped;
 376     }
 377     io_status->u.Status = STATUS_PENDING;
 378     io_status->Information = 0;
 379
 380     status = NtReadFile(hFile, hEvent, NULL, NULL, io_status, buffer, bytesToRead, poffset, NULL);
 381
 382     if (status != STATUS_PENDING && bytesRead)
 383         *bytesRead = io_status->Information;
 384
 385     if (status && status != STATUS_END_OF_FILE)
 386     {
 387         SetLastError( RtlNtStatusToDosError(status) );
 388         return FALSE;
 389     }
 390     return TRUE;
 391 }
 392
 393
 394 /***********************************************************************
 395  *              WriteFileEx                (KERNEL32.@)
 396  */
 397 BOOL WINAPI WriteFileEx(HANDLE hFile, LPCVOID buffer, DWORD bytesToWrite,
 398                         LPOVERLAPPED overlapped,
 399                         LPOVERLAPPED_COMPLETION_ROUTINE lpCompletionRoutine)
 400 {
 401     LARGE_INTEGER       offset;
 402     NTSTATUS            status;
 403     PIO_STATUS_BLOCK    io_status;
 404
 405     TRACE("%p %p %ld %p %p\n", hFile, buffer, bytesToWrite, overlapped, lpCompletionRoutine);
 406
 407     if (overlapped == NULL)
 408     {
 409         SetLastError(ERROR_INVALID_PARAMETER);
 410         return FALSE;
 411     }
 412     offset.u.LowPart = overlapped->Offset;
 413     offset.u.HighPart = overlapped->OffsetHigh;
 414
 415     io_status = (PIO_STATUS_BLOCK)overlapped;
 416     io_status->u.Status = STATUS_PENDING;
 417
 418     status = NtWriteFile(hFile, NULL, FILE_ReadWriteApc, lpCompletionRoutine,
 419                          io_status, buffer, bytesToWrite, &offset, NULL);
 420
 421     if (status) SetLastError( RtlNtStatusToDosError(status) );
 422     return !status;
 423 }
 424
 425
 426 /***********************************************************************
 427  *             WriteFile               (KERNEL32.@)
 428  */
 429 BOOL WINAPI WriteFile( HANDLE hFile, LPCVOID buffer, DWORD bytesToWrite,
 430                        LPDWORD bytesWritten, LPOVERLAPPED overlapped )
 431 {
 432     HANDLE hEvent = NULL;
 433     LARGE_INTEGER offset;
 434     PLARGE_INTEGER poffset = NULL;
 435     NTSTATUS status;
 436     IO_STATUS_BLOCK iosb;
 437     PIO_STATUS_BLOCK piosb = &iosb;
 438
 439     TRACE("%p %p %ld %p %p\n", hFile, buffer, bytesToWrite, bytesWritten, overlapped );
 440
 441     if (is_console_handle(hFile))
 442         return WriteConsoleA(hFile, buffer, bytesToWrite, bytesWritten, NULL);
 443
 444     if (IsBadReadPtr(buffer, bytesToWrite))
 445     {
 446         SetLastError(ERROR_READ_FAULT); /* FIXME */
 447         return FALSE;
 448     }
 449
 450     if (overlapped)
 451     {
 452         offset.u.LowPart = overlapped->Offset;
 453         offset.u.HighPart = overlapped->OffsetHigh;
 454         poffset = &offset;
 455         hEvent = overlapped->hEvent;
 456         piosb = (PIO_STATUS_BLOCK)overlapped;
 457     }
 458     piosb->u.Status = STATUS_PENDING;
 459     piosb->Information = 0;
 460
 461     status = NtWriteFile(hFile, hEvent, NULL, NULL, piosb,
 462                          buffer, bytesToWrite, poffset, NULL);
 463     if (status)
 464     {
 465         SetLastError( RtlNtStatusToDosError(status) );
 466         return FALSE;
 467     }
 468     if (bytesWritten) *bytesWritten = piosb->Information;
 469
 470     return TRUE;
 471 }
 472
 473
 474 /***********************************************************************
 475  *              GetOverlappedResult     (KERNEL32.@)
 476  *
 477  * Check the result of an Asynchronous data transfer from a file.
 478  *
 479  * Parameters
 480  *   HANDLE hFile                 [in] handle of file to check on
 481  *   LPOVERLAPPED lpOverlapped    [in/out] pointer to overlapped
 482  *   LPDWORD lpTransferred        [in/out] number of bytes transferred
 483  *   BOOL bWait                   [in] wait for the transfer to complete ?
 484  *
 485  * RETURNS
 486  *   TRUE on success
 487  *   FALSE on failure
 488  *
 489  *  If successful (and relevant) lpTransferred will hold the number of
 490  *   bytes transferred during the async operation.
 491  *
 492  * BUGS
 493  *
 494  * Currently only works for WaitCommEvent, ReadFile, WriteFile
 495  *   with communications ports.
 496  *
 497  */
 498 BOOL WINAPI GetOverlappedResult(HANDLE hFile, LPOVERLAPPED lpOverlapped,
 499                                 LPDWORD lpTransferred, BOOL bWait)
 500 {
 501     DWORD r = WAIT_OBJECT_0;
 502
 503     TRACE( "(%p %p %p %x)\n", hFile, lpOverlapped, lpTransferred, bWait );
 504
 505     if ( lpOverlapped == NULL )
 506     {
 507         ERR("lpOverlapped was null\n");
 508         return FALSE;
 509     }
 510     if ( bWait )
 511     {
 512         if ( lpOverlapped->hEvent )
 513         {
 514             do
 515             {
 516                 TRACE( "waiting on %p\n", lpOverlapped );
 517                 r = WaitForSingleObjectEx( lpOverlapped->hEvent, INFINITE, TRUE );
 518                 TRACE( "wait on %p returned %ld\n", lpOverlapped, r );
 519             } while ( r == WAIT_IO_COMPLETION );
 520         }
 521         else
 522         {
 523             /* busy loop */
 524             while ( (volatile DWORD)lpOverlapped->Internal == STATUS_PENDING )
 525                 Sleep( 10 );
 526         }
 527     }
 528     else if ( lpOverlapped->Internal == STATUS_PENDING )
 529     {
 530         /* Wait in order to give APCs a chance to run. */
 531         /* This is cheating, so we must set the event again in case of success -
 532            it may be a non-manual reset event. */
 533         do
 534         {
 535             TRACE( "waiting on %p\n", lpOverlapped );
 536             r = WaitForSingleObjectEx( lpOverlapped->hEvent, 0, TRUE );
 537             TRACE( "wait on %p returned %ld\n", lpOverlapped, r );
 538         } while ( r == WAIT_IO_COMPLETION );
 539         if ( r == WAIT_OBJECT_0 && lpOverlapped->hEvent )
 540             NtSetEvent( lpOverlapped->hEvent, NULL );
 541     }
 542     if ( r == WAIT_FAILED )
 543     {
 544         ERR("wait operation failed\n");
 545         return FALSE;
 546     }
 547     if (lpTransferred) *lpTransferred = lpOverlapped->InternalHigh;
 548
 549     switch ( lpOverlapped->Internal )
 550     {
 551     case STATUS_SUCCESS:
 552         return TRUE;
 553     case STATUS_PENDING:
 554         SetLastError( ERROR_IO_INCOMPLETE );
 555         if ( bWait ) ERR("PENDING status after waiting!\n");
 556         return FALSE;
 557     default:
 558         SetLastError( RtlNtStatusToDosError( lpOverlapped->Internal ) );
 559         return FALSE;
 560     }
 561 }
 562
 563 /***********************************************************************
 564  *             CancelIo                   (KERNEL32.@)
 565  */
 566 BOOL WINAPI CancelIo(HANDLE handle)
 567 {
 568     async_private *ovp,*t;
 569
 570     TRACE("handle = %p\n",handle);
 571
 572     for (ovp = NtCurrentTeb()->pending_list; ovp; ovp = t)
 573     {
 574         t = ovp->next;
 575         if ( ovp->handle == handle )
 576              cancel_async ( ovp );
 577     }
 578     SleepEx(1,TRUE);
 579     return TRUE;
 580 }
 581
 582 /***********************************************************************
 583  *           _hread   (KERNEL32.@)
 584  */
 585 LONG WINAPI _hread( HFILE hFile, LPVOID buffer, LONG count)
 586 {
 587     return _lread( hFile, buffer, count );
 588 }
 589
 590
 591 /***********************************************************************
 592  *           _hwrite   (KERNEL32.@)
 593  *
 594  *      experimentation yields that _lwrite:
 595  *              o truncates the file at the current position with
 596  *                a 0 len write
 597  *              o returns 0 on a 0 length write
 598  *              o works with console handles
 599  *
 600  */
 601 LONG WINAPI _hwrite( HFILE handle, LPCSTR buffer, LONG count )
 602 {
 603     DWORD result;
 604
 605     TRACE("%d %p %ld\n", handle, buffer, count );
 606
 607     if (!count)
 608     {
 609         /* Expand or truncate at current position */
 610         if (!SetEndOfFile( (HANDLE)handle )) return HFILE_ERROR;
 611         return 0;
 612     }
 613     if (!WriteFile( (HANDLE)handle, buffer, count, &result, NULL ))
 614         return HFILE_ERROR;
 615     return result;
 616 }
 617
 618
 619 /***********************************************************************
 620  *           _lclose   (KERNEL32.@)
 621  */
 622 HFILE WINAPI _lclose( HFILE hFile )
 623 {
 624     TRACE("handle %d\n", hFile );
 625     return CloseHandle( (HANDLE)hFile ) ? 0 : HFILE_ERROR;
 626 }
 627
 628
 629 /***********************************************************************
 630  *           _lcreat   (KERNEL32.@)
 631  */
 632 HFILE WINAPI _lcreat( LPCSTR path, INT attr )
 633 {
 634     /* Mask off all flags not explicitly allowed by the doc */
 635     attr &= FILE_ATTRIBUTE_READONLY | FILE_ATTRIBUTE_HIDDEN | FILE_ATTRIBUTE_SYSTEM;
 636     TRACE("%s %02x\n", path, attr );
 637     return (HFILE)CreateFileA( path, GENERIC_READ | GENERIC_WRITE,
 638                                FILE_SHARE_READ | FILE_SHARE_WRITE, NULL,
 639                                CREATE_ALWAYS, attr, 0 );
 640 }
 641
 642
 643 /***********************************************************************
 644  *           _lopen   (KERNEL32.@)
 645  */
 646 HFILE WINAPI _lopen( LPCSTR path, INT mode )
 647 {
 648     TRACE("(%s,%04x)\n", debugstr_a(path), mode );
 649     return (HFILE)create_file_OF( path, mode & ~OF_CREATE );
 650 }
 651
 652 /***********************************************************************
 653  *           _lread   (KERNEL32.@)
 654  */
 655 UINT WINAPI _lread( HFILE handle, LPVOID buffer, UINT count )
 656 {
 657     DWORD result;
 658     if (!ReadFile( (HANDLE)handle, buffer, count, &result, NULL ))
 659         return HFILE_ERROR;
 660     return result;
 661 }
 662
 663
 664 /***********************************************************************
 665  *           _llseek   (KERNEL32.@)
 666  */
 667 LONG WINAPI _llseek( HFILE hFile, LONG lOffset, INT nOrigin )
 668 {
 669     return SetFilePointer( (HANDLE)hFile, lOffset, NULL, nOrigin );
 670 }
 671
 672
 673 /***********************************************************************
 674  *           _lwrite   (KERNEL32.@)
 675  */
 676 UINT WINAPI _lwrite( HFILE hFile, LPCSTR buffer, UINT count )
 677 {
 678     return (UINT)_hwrite( hFile, buffer, (LONG)count );
 679 }
 680
 681
 682 /***********************************************************************
 683  *           FlushFileBuffers   (KERNEL32.@)
 684  */
 685 BOOL WINAPI FlushFileBuffers( HANDLE hFile )
 686 {
 687     NTSTATUS            nts;
 688     IO_STATUS_BLOCK     ioblk;
 689
 690     if (is_console_handle( hFile ))
 691     {
 692         /* this will fail (as expected) for an output handle */
 693         /* FIXME: wait until FlushFileBuffers is moved to dll/kernel */
 694         /* return FlushConsoleInputBuffer( hFile ); */
 695         return TRUE;
 696     }
 697     nts = NtFlushBuffersFile( hFile, &ioblk );
 698     if (nts != STATUS_SUCCESS)
 699     {
 700         SetLastError( RtlNtStatusToDosError( nts ) );
 701         return FALSE;
 702     }
 703
 704     return TRUE;
 705 }
 706
 707
 708 /***********************************************************************
 709  *           GetFileType   (KERNEL32.@)
 710  */
 711 DWORD WINAPI GetFileType( HANDLE hFile )
 712 {
 713     FILE_FS_DEVICE_INFORMATION info;
 714     IO_STATUS_BLOCK io;
 715     NTSTATUS status;
 716
 717     if (is_console_handle( hFile )) return FILE_TYPE_CHAR;
 718
 719     status = NtQueryVolumeInformationFile( hFile, &io, &info, sizeof(info), FileFsDeviceInformation );
 720     if (status != STATUS_SUCCESS)
 721     {
 722         SetLastError( RtlNtStatusToDosError(status) );
 723         return FILE_TYPE_UNKNOWN;
 724     }
 725
 726     switch(info.DeviceType)
 727     {
 728     case FILE_DEVICE_NULL:
 729     case FILE_DEVICE_SERIAL_PORT:
 730     case FILE_DEVICE_PARALLEL_PORT:
 731     case FILE_DEVICE_UNKNOWN:
 732         return FILE_TYPE_CHAR;
 733     case FILE_DEVICE_NAMED_PIPE:
 734         return FILE_TYPE_PIPE;
 735     default:
 736         return FILE_TYPE_DISK;
 737     }
 738 }
 739
 740
 741 /***********************************************************************
 742  *             GetFileInformationByHandle   (KERNEL32.@)
 743  */
 744 BOOL WINAPI GetFileInformationByHandle( HANDLE hFile, BY_HANDLE_FILE_INFORMATION *info )
 745 {
 746     FILE_ALL_INFORMATION all_info;
 747     IO_STATUS_BLOCK io;
 748     NTSTATUS status;
 749
 750     status = NtQueryInformationFile( hFile, &io, &all_info, sizeof(all_info), FileAllInformation );
 751     if (status == STATUS_SUCCESS)
 752     {
 753         info->dwFileAttributes                = all_info.BasicInformation.FileAttributes;
 754         info->ftCreationTime.dwHighDateTime   = all_info.BasicInformation.CreationTime.u.HighPart;
 755         info->ftCreationTime.dwLowDateTime    = all_info.BasicInformation.CreationTime.u.LowPart;
 756         info->ftLastAccessTime.dwHighDateTime = all_info.BasicInformation.LastAccessTime.u.HighPart;
 757         info->ftLastAccessTime.dwLowDateTime  = all_info.BasicInformation.LastAccessTime.u.LowPart;
 758         info->ftLastWriteTime.dwHighDateTime  = all_info.BasicInformation.LastWriteTime.u.HighPart;
 759         info->ftLastWriteTime.dwLowDateTime   = all_info.BasicInformation.LastWriteTime.u.LowPart;
 760         info->dwVolumeSerialNumber            = 0;  /* FIXME */
 761         info->nFileSizeHigh                   = all_info.StandardInformation.EndOfFile.u.HighPart;
 762         info->nFileSizeLow                    = all_info.StandardInformation.EndOfFile.u.LowPart;
 763         info->nNumberOfLinks                  = all_info.StandardInformation.NumberOfLinks;
 764         info->nFileIndexHigh                  = all_info.InternalInformation.IndexNumber.u.HighPart;
 765         info->nFileIndexLow                   = all_info.InternalInformation.IndexNumber.u.LowPart;
 766         return TRUE;
 767     }
 768     SetLastError( RtlNtStatusToDosError(status) );
 769     return FALSE;
 770 }
 771
 772
 773 /***********************************************************************
 774  *           GetFileSize   (KERNEL32.@)
 775  */
 776 DWORD WINAPI GetFileSize( HANDLE hFile, LPDWORD filesizehigh )
 777 {
 778     LARGE_INTEGER size;
 779     if (!GetFileSizeEx( hFile, &size )) return INVALID_FILE_SIZE;
 780     if (filesizehigh) *filesizehigh = size.u.HighPart;
 781     if (size.u.LowPart == INVALID_FILE_SIZE) SetLastError(0);
 782     return size.u.LowPart;
 783 }
 784
 785
 786 /***********************************************************************
 787  *           GetFileSizeEx   (KERNEL32.@)
 788  */
 789 BOOL WINAPI GetFileSizeEx( HANDLE hFile, PLARGE_INTEGER lpFileSize )
 790 {
 791     FILE_END_OF_FILE_INFORMATION info;
 792     IO_STATUS_BLOCK io;
 793     NTSTATUS status;
 794
 795     status = NtQueryInformationFile( hFile, &io, &info, sizeof(info), FileEndOfFileInformation );
 796     if (status == STATUS_SUCCESS)
 797     {
 798         *lpFileSize = info.EndOfFile;
 799         return TRUE;
 800     }
 801     SetLastError( RtlNtStatusToDosError(status) );
 802     return FALSE;
 803 }
 804
 805
 806 /**************************************************************************
 807  *           SetEndOfFile   (KERNEL32.@)
 808  */
 809 BOOL WINAPI SetEndOfFile( HANDLE hFile )
 810 {
 811     FILE_POSITION_INFORMATION pos;
 812     FILE_END_OF_FILE_INFORMATION eof;
 813     IO_STATUS_BLOCK io;
 814     NTSTATUS status;
 815
 816     status = NtQueryInformationFile( hFile, &io, &pos, sizeof(pos), FilePositionInformation );
 817     if (status == STATUS_SUCCESS)
 818     {
 819         eof.EndOfFile = pos.CurrentByteOffset;
 820         status = NtSetInformationFile( hFile, &io, &eof, sizeof(eof), FileEndOfFileInformation );
 821     }
 822     if (status == STATUS_SUCCESS) return TRUE;
 823     SetLastError( RtlNtStatusToDosError(status) );
 824     return FALSE;
 825 }
 826
 827
 828 /***********************************************************************
 829  *           SetFilePointer   (KERNEL32.@)
 830  */
 831 DWORD WINAPI SetFilePointer( HANDLE hFile, LONG distance, LONG *highword, DWORD method )
 832 {
 833     LARGE_INTEGER dist, newpos;
 834
 835     if (highword)
 836     {
 837         dist.u.LowPart  = distance;
 838         dist.u.HighPart = *highword;
 839     }
 840     else dist.QuadPart = distance;
 841
 842     if (!SetFilePointerEx( hFile, dist, &newpos, method )) return INVALID_SET_FILE_POINTER;
 843
 844     if (highword) *highword = newpos.u.HighPart;
 845     if (newpos.u.LowPart == INVALID_SET_FILE_POINTER) SetLastError( 0 );
 846     return newpos.u.LowPart;
 847 }
 848
 849
 850 /***********************************************************************
 851  *           SetFilePointerEx   (KERNEL32.@)
 852  */
 853 BOOL WINAPI SetFilePointerEx( HANDLE hFile, LARGE_INTEGER distance,
 854                               LARGE_INTEGER *newpos, DWORD method )
 855 {
 856     static const int whence[3] = { SEEK_SET, SEEK_CUR, SEEK_END };
 857     BOOL ret = FALSE;
 858     NTSTATUS status;
 859     int fd;
 860
 861     TRACE("handle %p offset %s newpos %p origin %ld\n",
 862           hFile, wine_dbgstr_longlong(distance.QuadPart), newpos, method );
 863
 864     if (method > FILE_END)
 865     {
 866         SetLastError( ERROR_INVALID_PARAMETER );
 867         return ret;
 868     }
 869
 870     if (!(status = wine_server_handle_to_fd( hFile, 0, &fd, NULL )))
 871     {
 872         off_t pos, res;
 873
 874         pos = distance.QuadPart;
 875         if ((res = lseek( fd, pos, whence[method] )) == (off_t)-1)
 876         {
 877             /* also check EPERM due to SuSE7 2.2.16 lseek() EPERM kernel bug */
 878             if (((errno == EINVAL) || (errno == EPERM)) && (method != FILE_BEGIN) && (pos < 0))
 879                 SetLastError( ERROR_NEGATIVE_SEEK );
 880             else
 881                 FILE_SetDosError();
 882         }
 883         else
 884         {
 885             ret = TRUE;
 886             if( newpos )
 887                 newpos->QuadPart = res;
 888         }
 889         wine_server_release_fd( hFile, fd );
 890     }
 891     else SetLastError( RtlNtStatusToDosError(status) );
 892
 893     return ret;
 894 }
 895
 896 /***********************************************************************
 897  *           GetFileTime   (KERNEL32.@)
 898  */
 899 BOOL WINAPI GetFileTime( HANDLE hFile, FILETIME *lpCreationTime,
 900                          FILETIME *lpLastAccessTime, FILETIME *lpLastWriteTime )
 901 {
 902     FILE_BASIC_INFORMATION info;
 903     IO_STATUS_BLOCK io;
 904     NTSTATUS status;
 905
 906     status = NtQueryInformationFile( hFile, &io, &info, sizeof(info), FileBasicInformation );
 907     if (status == STATUS_SUCCESS)
 908     {
 909         if (lpCreationTime)
 910         {
 911             lpCreationTime->dwHighDateTime = info.CreationTime.u.HighPart;
 912             lpCreationTime->dwLowDateTime  = info.CreationTime.u.LowPart;
 913         }
 914         if (lpLastAccessTime)
 915         {
 916             lpLastAccessTime->dwHighDateTime = info.LastAccessTime.u.HighPart;
 917             lpLastAccessTime->dwLowDateTime  = info.LastAccessTime.u.LowPart;
 918         }
 919         if (lpLastWriteTime)
 920         {
 921             lpLastWriteTime->dwHighDateTime = info.LastWriteTime.u.HighPart;
 922             lpLastWriteTime->dwLowDateTime  = info.LastWriteTime.u.LowPart;
 923         }
 924         return TRUE;
 925     }
 926     SetLastError( RtlNtStatusToDosError(status) );
 927     return FALSE;
 928 }
 929
 930
 931 /***********************************************************************
 932  *              SetFileTime   (KERNEL32.@)
 933  */
 934 BOOL WINAPI SetFileTime( HANDLE hFile, const FILETIME *ctime,
 935                          const FILETIME *atime, const FILETIME *mtime )
 936 {
 937     FILE_BASIC_INFORMATION info;
 938     IO_STATUS_BLOCK io;
 939     NTSTATUS status;
 940
 941     memset( &info, 0, sizeof(info) );
 942     if (ctime)
 943     {
 944         info.CreationTime.u.HighPart = ctime->dwHighDateTime;
 945         info.CreationTime.u.LowPart  = ctime->dwLowDateTime;
 946     }
 947     if (atime)
 948     {
 949         info.LastAccessTime.u.HighPart = atime->dwHighDateTime;
 950         info.LastAccessTime.u.LowPart  = atime->dwLowDateTime;
 951     }
 952     if (mtime)
 953     {
 954         info.LastWriteTime.u.HighPart = mtime->dwHighDateTime;
 955         info.LastWriteTime.u.LowPart  = mtime->dwLowDateTime;
 956     }
 957
 958     status = NtSetInformationFile( hFile, &io, &info, sizeof(info), FileBasicInformation );
 959     if (status == STATUS_SUCCESS) return TRUE;
 960     SetLastError( RtlNtStatusToDosError(status) );
 961     return FALSE;
 962 }
 963
 964
 965 /**************************************************************************
 966  *           LockFile   (KERNEL32.@)
 967  */
 968 BOOL WINAPI LockFile( HANDLE hFile, DWORD offset_low, DWORD offset_high,
 969                       DWORD count_low, DWORD count_high )
 970 {
 971     NTSTATUS            status;
 972     LARGE_INTEGER       count, offset;
 973
 974     TRACE( "%p %lx%08lx %lx%08lx\n",
 975            hFile, offset_high, offset_low, count_high, count_low );
 976
 977     count.u.LowPart = count_low;
 978     count.u.HighPart = count_high;
 979     offset.u.LowPart = offset_low;
 980     offset.u.HighPart = offset_high;
 981
 982     status = NtLockFile( hFile, 0, NULL, NULL,
 983                          NULL, &offset, &count, NULL, TRUE, TRUE );
 984
 985     if (status != STATUS_SUCCESS) SetLastError( RtlNtStatusToDosError(status) );
 986     return !status;
 987 }
 988
 989
 990 /**************************************************************************
 991  * LockFileEx [KERNEL32.@]
 992  *
 993  * Locks a byte range within an open file for shared or exclusive access.
 994  *
 995  * RETURNS
 996  *   success: TRUE
 997  *   failure: FALSE
 998  *
 999  * NOTES
1000  * Per Microsoft docs, the third parameter (reserved) must be set to 0.
1001  */
1002 BOOL WINAPI LockFileEx( HANDLE hFile, DWORD flags, DWORD reserved,
1003                         DWORD count_low, DWORD count_high, LPOVERLAPPED overlapped )
1004 {
1005     NTSTATUS status;
1006     LARGE_INTEGER count, offset;
1007
1008     if (reserved)
1009     {
1010         SetLastError( ERROR_INVALID_PARAMETER );
1011         return FALSE;
1012     }
1013
1014     TRACE( "%p %lx%08lx %lx%08lx flags %lx\n",
1015            hFile, overlapped->OffsetHigh, overlapped->Offset,
1016            count_high, count_low, flags );
1017
1018     count.u.LowPart = count_low;
1019     count.u.HighPart = count_high;
1020     offset.u.LowPart = overlapped->Offset;
1021     offset.u.HighPart = overlapped->OffsetHigh;
1022
1023     status = NtLockFile( hFile, overlapped->hEvent, NULL, NULL,
1024                          NULL, &offset, &count, NULL,
1025                          flags & LOCKFILE_FAIL_IMMEDIATELY,
1026                          flags & LOCKFILE_EXCLUSIVE_LOCK );
1027
1028     if (status) SetLastError( RtlNtStatusToDosError(status) );
1029     return !status;
1030 }
1031
1032
1033 /**************************************************************************
1034  *           UnlockFile   (KERNEL32.@)
1035  */
1036 BOOL WINAPI UnlockFile( HANDLE hFile, DWORD offset_low, DWORD offset_high,
1037                         DWORD count_low, DWORD count_high )
1038 {
1039     NTSTATUS    status;
1040     LARGE_INTEGER count, offset;
1041
1042     count.u.LowPart = count_low;
1043     count.u.HighPart = count_high;
1044     offset.u.LowPart = offset_low;
1045     offset.u.HighPart = offset_high;
1046
1047     status = NtUnlockFile( hFile, NULL, &offset, &count, NULL);
1048     if (status) SetLastError( RtlNtStatusToDosError(status) );
1049     return !status;
1050 }
1051
1052
1053 /**************************************************************************
1054  *           UnlockFileEx   (KERNEL32.@)
1055  */
1056 BOOL WINAPI UnlockFileEx( HANDLE hFile, DWORD reserved, DWORD count_low, DWORD count_high,
1057                           LPOVERLAPPED overlapped )
1058 {
1059     if (reserved)
1060     {
1061         SetLastError( ERROR_INVALID_PARAMETER );
1062         return FALSE;
1063     }
1064     if (overlapped->hEvent) FIXME("Unimplemented overlapped operation\n");
1065
1066     return UnlockFile( hFile, overlapped->Offset, overlapped->OffsetHigh, count_low, count_high );
1067 }
1068
1069
1070 /***********************************************************************
1071  *           Win32HandleToDosFileHandle   (KERNEL32.21)
1072  *
1073  * Allocate a DOS handle for a Win32 handle. The Win32 handle is no
1074  * longer valid after this function (even on failure).
1075  *
1076  * Note: this is not exactly right, since on Win95 the Win32 handles
1077  *       are on top of DOS handles and we do it the other way
1078  *       around. Should be good enough though.
1079  */
1080 HFILE WINAPI Win32HandleToDosFileHandle( HANDLE handle )
1081 {
1082     int i;
1083
1084     if (!handle || (handle == INVALID_HANDLE_VALUE))
1085         return HFILE_ERROR;
1086
1087     FILE_InitProcessDosHandles();
1088     for (i = 0; i < DOS_TABLE_SIZE; i++)
1089         if (!dos_handles[i])
1090         {
1091             dos_handles[i] = handle;
1092             TRACE("Got %d for h32 %p\n", i, handle );
1093             return (HFILE)i;
1094         }
1095     CloseHandle( handle );
1096     SetLastError( ERROR_TOO_MANY_OPEN_FILES );
1097     return HFILE_ERROR;
1098 }
1099
1100
1101 /***********************************************************************
1102  *           DosFileHandleToWin32Handle   (KERNEL32.20)
1103  *
1104  * Return the Win32 handle for a DOS handle.
1105  *
1106  * Note: this is not exactly right, since on Win95 the Win32 handles
1107  *       are on top of DOS handles and we do it the other way
1108  *       around. Should be good enough though.
1109  */
1110 HANDLE WINAPI DosFileHandleToWin32Handle( HFILE handle )
1111 {
1112     HFILE16 hfile = (HFILE16)handle;
1113     if (hfile < 5) FILE_InitProcessDosHandles();
1114     if ((hfile >= DOS_TABLE_SIZE) || !dos_handles[hfile])
1115     {
1116         SetLastError( ERROR_INVALID_HANDLE );
1117         return INVALID_HANDLE_VALUE;
1118     }
1119     return dos_handles[hfile];
1120 }
1121
1122
1123 /*************************************************************************
1124  *           SetHandleCount   (KERNEL32.@)
1125  */
1126 UINT WINAPI SetHandleCount( UINT count )
1127 {
1128     return min( 256, count );
1129 }
1130
1131
1132 /***********************************************************************
1133  *           DisposeLZ32Handle   (KERNEL32.22)
1134  *
1135  * Note: this is not entirely correct, we should only close the
1136  *       32-bit handle and not the 16-bit one, but we cannot do
1137  *       this because of the way our DOS handles are implemented.
1138  *       It shouldn't break anything though.
1139  */
1140 void WINAPI DisposeLZ32Handle( HANDLE handle )
1141 {
1142     int i;
1143
1144     if (!handle || (handle == INVALID_HANDLE_VALUE)) return;
1145
1146     for (i = 5; i < DOS_TABLE_SIZE; i++)
1147         if (dos_handles[i] == handle)
1148         {
1149             dos_handles[i] = 0;
1150             CloseHandle( handle );
1151             break;
1152         }
1153 }
1154
1155 /**************************************************************************
1156  *                      Operations on file names                          *
1157  **************************************************************************/
1158
1159
1160 /*************************************************************************
1161  * CreateFileW [KERNEL32.@]  Creates or opens a file or other object
1162  *
1163  * Creates or opens an object, and returns a handle that can be used to
1164  * access that object.
1165  *
1166  * PARAMS
1167  *
1168  * filename     [in] pointer to filename to be accessed
1169  * access       [in] access mode requested
1170  * sharing      [in] share mode
1171  * sa           [in] pointer to security attributes
1172  * creation     [in] how to create the file
1173  * attributes   [in] attributes for newly created file
1174  * template     [in] handle to file with extended attributes to copy
1175  *
1176  * RETURNS
1177  *   Success: Open handle to specified file
1178  *   Failure: INVALID_HANDLE_VALUE
1179  */
1180 HANDLE WINAPI CreateFileW( LPCWSTR filename, DWORD access, DWORD sharing,
1181                               LPSECURITY_ATTRIBUTES sa, DWORD creation,
1182                               DWORD attributes, HANDLE template )
1183 {
1184     NTSTATUS status;
1185     UINT options;
1186     OBJECT_ATTRIBUTES attr;
1187     UNICODE_STRING nameW;
1188     IO_STATUS_BLOCK io;
1189     HANDLE ret;
1190     DWORD dosdev;
1191     static const WCHAR bkslashes_with_dotW[] = {'\\','\\','.','\\',0};
1192     static const WCHAR coninW[] = {'C','O','N','I','N','$',0};
1193     static const WCHAR conoutW[] = {'C','O','N','O','U','T','$',0};
1194
1195     static const char * const creation_name[5] =
1196         { "CREATE_NEW", "CREATE_ALWAYS", "OPEN_EXISTING", "OPEN_ALWAYS", "TRUNCATE_EXISTING" };
1197
1198     static const UINT nt_disposition[5] =
1199     {
1200         FILE_CREATE,        /* CREATE_NEW */
1201         FILE_OVERWRITE_IF,  /* CREATE_ALWAYS */
1202         FILE_OPEN,          /* OPEN_EXISTING */
1203         FILE_OPEN_IF,       /* OPEN_ALWAYS */
1204         FILE_OVERWRITE      /* TRUNCATE_EXISTING */
1205     };
1206
1207
1208     /* sanity checks */
1209
1210     if (!filename || !filename[0])
1211     {
1212         SetLastError( ERROR_PATH_NOT_FOUND );
1213         return INVALID_HANDLE_VALUE;
1214     }
1215
1216     if (creation < CREATE_NEW || creation > TRUNCATE_EXISTING)
1217     {
1218         SetLastError( ERROR_INVALID_PARAMETER );
1219         return INVALID_HANDLE_VALUE;
1220     }
1221
1222     TRACE("%s %s%s%s%s%s%s%s attributes 0x%lx\n", debugstr_w(filename),
1223           (access & GENERIC_READ)?"GENERIC_READ ":"",
1224           (access & GENERIC_WRITE)?"GENERIC_WRITE ":"",
1225           (!access)?"QUERY_ACCESS ":"",
1226           (sharing & FILE_SHARE_READ)?"FILE_SHARE_READ ":"",
1227           (sharing & FILE_SHARE_WRITE)?"FILE_SHARE_WRITE ":"",
1228           (sharing & FILE_SHARE_DELETE)?"FILE_SHARE_DELETE ":"",
1229           creation_name[creation - CREATE_NEW], attributes);
1230
1231     /* Open a console for CONIN$ or CONOUT$ */
1232
1233     if (!strcmpiW(filename, coninW) || !strcmpiW(filename, conoutW))
1234     {
1235         ret = OpenConsoleW(filename, access, (sa && sa->bInheritHandle), creation);
1236         goto done;
1237     }
1238
1239     if (!strncmpW(filename, bkslashes_with_dotW, 4))
1240     {
1241         static const WCHAR pipeW[] = {'P','I','P','E','\\',0};
1242
1243         if ((isalphaW(filename[4]) && filename[5] == ':' && filename[6] == '\0') ||
1244             !strncmpiW( filename + 4, pipeW, 5 ))
1245         {
1246             dosdev = 0;
1247         }
1248         else if ((dosdev = RtlIsDosDeviceName_U( filename + 4 )))
1249         {
1250             dosdev += MAKELONG( 0, 4*sizeof(WCHAR) );  /* adjust position to start of filename */
1251         }
1252         else if (filename[4])
1253         {
1254             ret = VXD_Open( filename+4, access, sa );
1255             goto done;
1256         }
1257         else
1258         {
1259             SetLastError( ERROR_INVALID_NAME );
1260             return INVALID_HANDLE_VALUE;
1261         }
1262     }
1263     else dosdev = RtlIsDosDeviceName_U( filename );
1264
1265     if (dosdev)
1266     {
1267         static const WCHAR conW[] = {'C','O','N'};
1268
1269         if (LOWORD(dosdev) == sizeof(conW) &&
1270             !memicmpW( filename + HIWORD(dosdev)/sizeof(WCHAR), conW, sizeof(conW)))
1271         {
1272             switch (access & (GENERIC_READ|GENERIC_WRITE))
1273             {
1274             case GENERIC_READ:
1275                 ret = OpenConsoleW(coninW, access, (sa && sa->bInheritHandle), creation);
1276                 goto done;
1277             case GENERIC_WRITE:
1278                 ret = OpenConsoleW(conoutW, access, (sa && sa->bInheritHandle), creation);
1279                 goto done;
1280             default:
1281                 SetLastError( ERROR_FILE_NOT_FOUND );
1282                 return INVALID_HANDLE_VALUE;
1283             }
1284         }
1285     }
1286
1287     if (!RtlDosPathNameToNtPathName_U( filename, &nameW, NULL, NULL ))
1288     {
1289         SetLastError( ERROR_PATH_NOT_FOUND );
1290         return INVALID_HANDLE_VALUE;
1291     }
1292
1293     /* now call NtCreateFile */
1294
1295     options = 0;
1296     if (attributes & FILE_FLAG_BACKUP_SEMANTICS)
1297         options |= FILE_OPEN_FOR_BACKUP_INTENT;
1298     else
1299         options |= FILE_NON_DIRECTORY_FILE;
1300     if (attributes & FILE_FLAG_DELETE_ON_CLOSE)
1301         options |= FILE_DELETE_ON_CLOSE;
1302     if (!(attributes & FILE_FLAG_OVERLAPPED))
1303         options |= FILE_SYNCHRONOUS_IO_ALERT;
1304     if (attributes & FILE_FLAG_RANDOM_ACCESS)
1305         options |= FILE_RANDOM_ACCESS;
1306     attributes &= FILE_ATTRIBUTE_VALID_FLAGS;
1307
1308     attr.Length = sizeof(attr);
1309     attr.RootDirectory = 0;
1310     attr.Attributes = OBJ_CASE_INSENSITIVE;
1311     attr.ObjectName = &nameW;
1312     attr.SecurityDescriptor = sa ? sa->lpSecurityDescriptor : NULL;
1313     attr.SecurityQualityOfService = NULL;
1314
1315     if (sa && sa->bInheritHandle) attr.Attributes |= OBJ_INHERIT;
1316
1317     status = NtCreateFile( &ret, access, &attr, &io, NULL, attributes,
1318                            sharing, nt_disposition[creation - CREATE_NEW],
1319                            options, NULL, 0 );
1320     if (status)
1321     {
1322         WARN("Unable to create file %s (status %lx)\n", debugstr_w(filename), status);
1323         ret = INVALID_HANDLE_VALUE;
1324
1325         /* In the case file creation was rejected due to CREATE_NEW flag
1326          * was specified and file with that name already exists, correct
1327          * last error is ERROR_FILE_EXISTS and not ERROR_ALREADY_EXISTS.
1328          * Note: RtlNtStatusToDosError is not the subject to blame here.
1329          */
1330         if (status == STATUS_OBJECT_NAME_COLLISION)
1331             SetLastError( ERROR_FILE_EXISTS );
1332         else
1333             SetLastError( RtlNtStatusToDosError(status) );
1334     }
1335     else SetLastError(0);
1336     RtlFreeUnicodeString( &nameW );
1337
1338  done:
1339     if (!ret) ret = INVALID_HANDLE_VALUE;
1340     TRACE("returning %p\n", ret);
1341     return ret;
1342 }
1343
1344
1345
1346 /*************************************************************************
1347  *              CreateFileA              (KERNEL32.@)
1348  */
1349 HANDLE WINAPI CreateFileA( LPCSTR filename, DWORD access, DWORD sharing,
1350                            LPSECURITY_ATTRIBUTES sa, DWORD creation,
1351                            DWORD attributes, HANDLE template)
1352 {
1353     WCHAR *nameW;
1354
1355     if (!(nameW = FILE_name_AtoW( filename, FALSE ))) return INVALID_HANDLE_VALUE;
1356     return CreateFileW( nameW, access, sharing, sa, creation, attributes, template );
1357 }
1358
1359
1360 /***********************************************************************
1361  *           DeleteFileW   (KERNEL32.@)
1362  */
1363 BOOL WINAPI DeleteFileW( LPCWSTR path )
1364 {
1365     HANDLE hFile;
1366
1367     TRACE("%s\n", debugstr_w(path) );
1368
1369     hFile = CreateFileW( path, GENERIC_READ | GENERIC_WRITE,
1370                          FILE_SHARE_READ | FILE_SHARE_WRITE | FILE_SHARE_DELETE,
1371                          NULL, OPEN_EXISTING, FILE_FLAG_DELETE_ON_CLOSE, 0 );
1372     if (hFile == INVALID_HANDLE_VALUE) return FALSE;
1373
1374     CloseHandle(hFile);  /* last close will delete the file */
1375     return TRUE;
1376 }
1377
1378
1379 /***********************************************************************
1380  *           DeleteFileA   (KERNEL32.@)
1381  */
1382 BOOL WINAPI DeleteFileA( LPCSTR path )
1383 {
1384     WCHAR *pathW;
1385
1386     if (!(pathW = FILE_name_AtoW( path, FALSE ))) return FALSE;
1387     return DeleteFileW( pathW );
1388 }
1389
1390
1391 /**************************************************************************
1392  *           ReplaceFileW   (KERNEL32.@)
1393  *           ReplaceFile    (KERNEL32.@)
1394  */
1395 BOOL WINAPI ReplaceFileW(LPCWSTR lpReplacedFileName,LPCWSTR lpReplacementFileName,
1396                          LPCWSTR lpBackupFileName, DWORD dwReplaceFlags,
1397                          LPVOID lpExclude, LPVOID lpReserved)
1398 {
1399     FIXME("(%s,%s,%s,%08lx,%p,%p) stub\n",debugstr_w(lpReplacedFileName),debugstr_w(lpReplacementFileName),
1400                                           debugstr_w(lpBackupFileName),dwReplaceFlags,lpExclude,lpReserved);
1401     SetLastError(ERROR_UNABLE_TO_MOVE_REPLACEMENT);
1402     return FALSE;
1403 }
1404
1405
1406 /**************************************************************************
1407  *           ReplaceFileA (KERNEL32.@)
1408  */
1409 BOOL WINAPI ReplaceFileA(LPCSTR lpReplacedFileName,LPCSTR lpReplacementFileName,
1410                          LPCSTR lpBackupFileName, DWORD dwReplaceFlags,
1411                          LPVOID lpExclude, LPVOID lpReserved)
1412 {
1413     FIXME("(%s,%s,%s,%08lx,%p,%p) stub\n",lpReplacedFileName,lpReplacementFileName,
1414                                           lpBackupFileName,dwReplaceFlags,lpExclude,lpReserved);
1415     SetLastError(ERROR_UNABLE_TO_MOVE_REPLACEMENT);
1416     return FALSE;
1417 }
1418
1419
1420 /*************************************************************************
1421  *           FindFirstFileExW  (KERNEL32.@)
1422  */
1423 HANDLE WINAPI FindFirstFileExW( LPCWSTR filename, FINDEX_INFO_LEVELS level,
1424                                 LPVOID data, FINDEX_SEARCH_OPS search_op,
1425                                 LPVOID filter, DWORD flags)
1426 {
1427     WCHAR *mask, *p;
1428     FIND_FIRST_INFO *info = NULL;
1429     UNICODE_STRING nt_name;
1430     OBJECT_ATTRIBUTES attr;
1431     IO_STATUS_BLOCK io;
1432     NTSTATUS status;
1433
1434     TRACE("%s %d %p %d %p %lx\n", debugstr_w(filename), level, data, search_op, filter, flags);
1435
1436     if ((search_op != FindExSearchNameMatch) || (flags != 0))
1437     {
1438         FIXME("options not implemented 0x%08x 0x%08lx\n", search_op, flags );
1439         return INVALID_HANDLE_VALUE;
1440     }
1441     if (level != FindExInfoStandard)
1442     {
1443         FIXME("info level %d not implemented\n", level );
1444         return INVALID_HANDLE_VALUE;
1445     }
1446
1447     if (!RtlDosPathNameToNtPathName_U( filename, &nt_name, &mask, NULL ))
1448     {
1449         SetLastError( ERROR_PATH_NOT_FOUND );
1450         return INVALID_HANDLE_VALUE;
1451     }
1452
1453     if (!mask || !*mask)
1454     {
1455         SetLastError( ERROR_FILE_NOT_FOUND );
1456         goto error;
1457     }
1458
1459     if (!(info = HeapAlloc( GetProcessHeap(), 0, sizeof(*info))))
1460     {
1461         SetLastError( ERROR_NOT_ENOUGH_MEMORY );
1462         goto error;
1463     }
1464
1465     if (!RtlCreateUnicodeString( &info->mask, mask ))
1466     {
1467         SetLastError( ERROR_NOT_ENOUGH_MEMORY );
1468         goto error;
1469     }
1470
1471     /* truncate dir name before mask */
1472     *mask = 0;
1473     nt_name.Length = (mask - nt_name.Buffer) * sizeof(WCHAR);
1474
1475     /* check if path is the root of the drive */
1476     info->is_root = FALSE;
1477     p = nt_name.Buffer + 4;  /* skip \??\ prefix */
1478     if (p[0] && p[1] == ':')
1479     {
1480         p += 2;
1481         while (*p == '\\') p++;
1482         info->is_root = (*p == 0);
1483     }
1484
1485     attr.Length = sizeof(attr);
1486     attr.RootDirectory = 0;
1487     attr.Attributes = OBJ_CASE_INSENSITIVE;
1488     attr.ObjectName = &nt_name;
1489     attr.SecurityDescriptor = NULL;
1490     attr.SecurityQualityOfService = NULL;
1491
1492     status = NtOpenFile( &info->handle, GENERIC_READ, &attr, &io,
1493                          FILE_SHARE_READ | FILE_SHARE_WRITE,
1494                          FILE_DIRECTORY_FILE | FILE_SYNCHRONOUS_IO_NONALERT );
1495
1496     if (status != STATUS_SUCCESS)
1497     {
1498         RtlFreeUnicodeString( &info->mask );
1499         SetLastError( RtlNtStatusToDosError(status) );
1500         goto error;
1501     }
1502     RtlFreeUnicodeString( &nt_name );
1503
1504     RtlInitializeCriticalSection( &info->cs );
1505     info->magic    = FIND_FIRST_MAGIC;
1506     info->data_pos = 0;
1507     info->data_len = 0;
1508
1509     if (!FindNextFileW( (HANDLE)info, data ))
1510     {
1511         TRACE( "%s not found\n", debugstr_w(filename) );
1512         FindClose( (HANDLE)info );
1513         SetLastError( ERROR_FILE_NOT_FOUND );
1514         return INVALID_HANDLE_VALUE;
1515     }
1516     return (HANDLE)info;
1517
1518 error:
1519     if (info) HeapFree( GetProcessHeap(), 0, info );
1520     RtlFreeUnicodeString( &nt_name );
1521     return INVALID_HANDLE_VALUE;
1522 }
1523
1524
1525 /*************************************************************************
1526  *           FindNextFileW   (KERNEL32.@)
1527  */
1528 BOOL WINAPI FindNextFileW( HANDLE handle, WIN32_FIND_DATAW *data )
1529 {
1530     FIND_FIRST_INFO *info;
1531     FILE_BOTH_DIR_INFORMATION *dir_info;
1532     BOOL ret = FALSE;
1533
1534     TRACE("%p %p\n", handle, data);
1535
1536     if (!handle || handle == INVALID_HANDLE_VALUE)
1537     {
1538         SetLastError( ERROR_INVALID_HANDLE );
1539         return ret;
1540     }
1541     info = (FIND_FIRST_INFO *)handle;
1542     if (info->magic != FIND_FIRST_MAGIC)
1543     {
1544         SetLastError( ERROR_INVALID_HANDLE );
1545         return ret;
1546     }
1547
1548     RtlEnterCriticalSection( &info->cs );
1549
1550     for (;;)
1551     {
1552         if (info->data_pos >= info->data_len)  /* need to read some more data */
1553         {
1554             IO_STATUS_BLOCK io;
1555
1556             NtQueryDirectoryFile( info->handle, 0, NULL, NULL, &io, info->data, sizeof(info->data),
1557                                   FileBothDirectoryInformation, FALSE, &info->mask, FALSE );
1558             if (io.u.Status)
1559             {
1560                 SetLastError( RtlNtStatusToDosError( io.u.Status ) );
1561                 break;
1562             }
1563             info->data_len = io.Information;
1564             info->data_pos = 0;
1565         }
1566
1567         dir_info = (FILE_BOTH_DIR_INFORMATION *)(info->data + info->data_pos);
1568
1569         if (dir_info->NextEntryOffset) info->data_pos += dir_info->NextEntryOffset;
1570         else info->data_pos = info->data_len;
1571
1572         /* don't return '.' and '..' in the root of the drive */
1573         if (info->is_root)
1574         {
1575             if (dir_info->FileNameLength == sizeof(WCHAR) && dir_info->FileName[0] == '.') continue;
1576             if (dir_info->FileNameLength == 2 * sizeof(WCHAR) &&
1577                 dir_info->FileName[0] == '.' && dir_info->FileName[1] == '.') continue;
1578         }
1579
1580         data->dwFileAttributes = dir_info->FileAttributes;
1581         data->ftCreationTime   = *(FILETIME *)&dir_info->CreationTime;
1582         data->ftLastAccessTime = *(FILETIME *)&dir_info->LastAccessTime;
1583         data->ftLastWriteTime  = *(FILETIME *)&dir_info->LastWriteTime;
1584         data->nFileSizeHigh    = dir_info->EndOfFile.QuadPart >> 32;
1585         data->nFileSizeLow     = (DWORD)dir_info->EndOfFile.QuadPart;
1586         data->dwReserved0      = 0;
1587         data->dwReserved1      = 0;
1588
1589         memcpy( data->cFileName, dir_info->FileName, dir_info->FileNameLength );
1590         data->cFileName[dir_info->FileNameLength/sizeof(WCHAR)] = 0;
1591         memcpy( data->cAlternateFileName, dir_info->ShortName, dir_info->ShortNameLength );
1592         data->cAlternateFileName[dir_info->ShortNameLength/sizeof(WCHAR)] = 0;
1593
1594         TRACE("returning %s (%s)\n",
1595               debugstr_w(data->cFileName), debugstr_w(data->cAlternateFileName) );
1596
1597         ret = TRUE;
1598         break;
1599     }
1600
1601     RtlLeaveCriticalSection( &info->cs );
1602     return ret;
1603 }
1604
1605
1606 /*************************************************************************
1607  *           FindClose   (KERNEL32.@)
1608  */
1609 BOOL WINAPI FindClose( HANDLE handle )
1610 {
1611     FIND_FIRST_INFO *info = (FIND_FIRST_INFO *)handle;
1612
1613     if (!handle || handle == INVALID_HANDLE_VALUE)
1614     {
1615         SetLastError( ERROR_INVALID_HANDLE );
1616         return FALSE;
1617     }
1618
1619     __TRY
1620     {
1621         if (info->magic == FIND_FIRST_MAGIC)
1622         {
1623             RtlEnterCriticalSection( &info->cs );
1624             if (info->magic == FIND_FIRST_MAGIC)  /* in case someone else freed it in the meantime */
1625             {
1626                 info->magic = 0;
1627                 if (info->handle) CloseHandle( info->handle );
1628                 info->handle = 0;
1629                 RtlFreeUnicodeString( &info->mask );
1630                 info->mask.Buffer = NULL;
1631                 info->data_pos = 0;
1632                 info->data_len = 0;
1633                 RtlLeaveCriticalSection( &info->cs );
1634                 RtlDeleteCriticalSection( &info->cs );
1635                 HeapFree( GetProcessHeap(), 0, info );
1636             }
1637         }
1638     }
1639     __EXCEPT(page_fault)
1640     {
1641         WARN("Illegal handle %p\n", handle);
1642         SetLastError( ERROR_INVALID_HANDLE );
1643         return FALSE;
1644     }
1645     __ENDTRY
1646
1647     return TRUE;
1648 }
1649
1650
1651 /*************************************************************************
1652  *           FindFirstFileA   (KERNEL32.@)
1653  */
1654 HANDLE WINAPI FindFirstFileA( LPCSTR lpFileName, WIN32_FIND_DATAA *lpFindData )
1655 {
1656     return FindFirstFileExA(lpFileName, FindExInfoStandard, lpFindData,
1657                             FindExSearchNameMatch, NULL, 0);
1658 }
1659
1660 /*************************************************************************
1661  *           FindFirstFileExA   (KERNEL32.@)
1662  */
1663 HANDLE WINAPI FindFirstFileExA( LPCSTR lpFileName, FINDEX_INFO_LEVELS fInfoLevelId,
1664                                 LPVOID lpFindFileData, FINDEX_SEARCH_OPS fSearchOp,
1665                                 LPVOID lpSearchFilter, DWORD dwAdditionalFlags)
1666 {
1667     HANDLE handle;
1668     WIN32_FIND_DATAA *dataA;
1669     WIN32_FIND_DATAW dataW;
1670     WCHAR *nameW;
1671
1672     if (!(nameW = FILE_name_AtoW( lpFileName, FALSE ))) return INVALID_HANDLE_VALUE;
1673
1674     handle = FindFirstFileExW(nameW, fInfoLevelId, &dataW, fSearchOp, lpSearchFilter, dwAdditionalFlags);
1675     if (handle == INVALID_HANDLE_VALUE) return handle;
1676
1677     dataA = (WIN32_FIND_DATAA *) lpFindFileData;
1678     dataA->dwFileAttributes = dataW.dwFileAttributes;
1679     dataA->ftCreationTime   = dataW.ftCreationTime;
1680     dataA->ftLastAccessTime = dataW.ftLastAccessTime;
1681     dataA->ftLastWriteTime  = dataW.ftLastWriteTime;
1682     dataA->nFileSizeHigh    = dataW.nFileSizeHigh;
1683     dataA->nFileSizeLow     = dataW.nFileSizeLow;
1684     FILE_name_WtoA( dataW.cFileName, -1, dataA->cFileName, sizeof(dataA->cFileName) );
1685     FILE_name_WtoA( dataW.cAlternateFileName, -1, dataA->cAlternateFileName,
1686                     sizeof(dataA->cAlternateFileName) );
1687     return handle;
1688 }
1689
1690
1691 /*************************************************************************
1692  *           FindFirstFileW   (KERNEL32.@)
1693  */
1694 HANDLE WINAPI FindFirstFileW( LPCWSTR lpFileName, WIN32_FIND_DATAW *lpFindData )
1695 {
1696     return FindFirstFileExW(lpFileName, FindExInfoStandard, lpFindData,
1697                             FindExSearchNameMatch, NULL, 0);
1698 }
1699
1700
1701 /*************************************************************************
1702  *           FindNextFileA   (KERNEL32.@)
1703  */
1704 BOOL WINAPI FindNextFileA( HANDLE handle, WIN32_FIND_DATAA *data )
1705 {
1706     WIN32_FIND_DATAW dataW;
1707
1708     if (!FindNextFileW( handle, &dataW )) return FALSE;
1709     data->dwFileAttributes = dataW.dwFileAttributes;
1710     data->ftCreationTime   = dataW.ftCreationTime;
1711     data->ftLastAccessTime = dataW.ftLastAccessTime;
1712     data->ftLastWriteTime  = dataW.ftLastWriteTime;
1713     data->nFileSizeHigh    = dataW.nFileSizeHigh;
1714     data->nFileSizeLow     = dataW.nFileSizeLow;
1715     FILE_name_WtoA( dataW.cFileName, -1, data->cFileName, sizeof(data->cFileName) );
1716     FILE_name_WtoA( dataW.cAlternateFileName, -1, data->cAlternateFileName,
1717                     sizeof(data->cAlternateFileName) );
1718     return TRUE;
1719 }
1720
1721
1722 /**************************************************************************
1723  *           GetFileAttributesW   (KERNEL32.@)
1724  */
1725 DWORD WINAPI GetFileAttributesW( LPCWSTR name )
1726 {
1727     FILE_BASIC_INFORMATION info;
1728     UNICODE_STRING nt_name;
1729     OBJECT_ATTRIBUTES attr;
1730     NTSTATUS status;
1731
1732     TRACE("%s\n", debugstr_w(name));
1733
1734     if (!RtlDosPathNameToNtPathName_U( name, &nt_name, NULL, NULL ))
1735     {
1736         SetLastError( ERROR_PATH_NOT_FOUND );
1737         return INVALID_FILE_ATTRIBUTES;
1738     }
1739
1740     attr.Length = sizeof(attr);
1741     attr.RootDirectory = 0;
1742     attr.Attributes = OBJ_CASE_INSENSITIVE;
1743     attr.ObjectName = &nt_name;
1744     attr.SecurityDescriptor = NULL;
1745     attr.SecurityQualityOfService = NULL;
1746
1747     status = NtQueryAttributesFile( &attr, &info );
1748     RtlFreeUnicodeString( &nt_name );
1749
1750     if (status == STATUS_SUCCESS) return info.FileAttributes;
1751
1752     /* NtQueryAttributesFile fails on devices, but GetFileAttributesW succeeds */
1753     if (RtlIsDosDeviceName_U( name )) return FILE_ATTRIBUTE_ARCHIVE;
1754
1755     SetLastError( RtlNtStatusToDosError(status) );
1756     return INVALID_FILE_ATTRIBUTES;
1757 }
1758
1759
1760 /**************************************************************************
1761  *           GetFileAttributesA   (KERNEL32.@)
1762  */
1763 DWORD WINAPI GetFileAttributesA( LPCSTR name )
1764 {
1765     WCHAR *nameW;
1766
1767     if (!(nameW = FILE_name_AtoW( name, FALSE ))) return INVALID_FILE_ATTRIBUTES;
1768     return GetFileAttributesW( nameW );
1769 }
1770
1771
1772 /**************************************************************************
1773  *              SetFileAttributesW      (KERNEL32.@)
1774  */
1775 BOOL WINAPI SetFileAttributesW( LPCWSTR name, DWORD attributes )
1776 {
1777     UNICODE_STRING nt_name;
1778     OBJECT_ATTRIBUTES attr;
1779     IO_STATUS_BLOCK io;
1780     NTSTATUS status;
1781     HANDLE handle;
1782
1783     TRACE("%s %lx\n", debugstr_w(name), attributes);
1784
1785     if (!RtlDosPathNameToNtPathName_U( name, &nt_name, NULL, NULL ))
1786     {
1787         SetLastError( ERROR_PATH_NOT_FOUND );
1788         return FALSE;
1789     }
1790
1791     attr.Length = sizeof(attr);
1792     attr.RootDirectory = 0;
1793     attr.Attributes = OBJ_CASE_INSENSITIVE;
1794     attr.ObjectName = &nt_name;
1795     attr.SecurityDescriptor = NULL;
1796     attr.SecurityQualityOfService = NULL;
1797
1798     status = NtOpenFile( &handle, 0, &attr, &io, 0, FILE_SYNCHRONOUS_IO_NONALERT );
1799     RtlFreeUnicodeString( &nt_name );
1800
1801     if (status == STATUS_SUCCESS)
1802     {
1803         FILE_BASIC_INFORMATION info;
1804
1805         memset( &info, 0, sizeof(info) );
1806         info.FileAttributes = attributes | FILE_ATTRIBUTE_NORMAL;  /* make sure it's not zero */
1807         status = NtSetInformationFile( handle, &io, &info, sizeof(info), FileBasicInformation );
1808         NtClose( handle );
1809     }
1810
1811     if (status == STATUS_SUCCESS) return TRUE;
1812     SetLastError( RtlNtStatusToDosError(status) );
1813     return FALSE;
1814 }
1815
1816
1817 /**************************************************************************
1818  *              SetFileAttributesA      (KERNEL32.@)
1819  */
1820 BOOL WINAPI SetFileAttributesA( LPCSTR name, DWORD attributes )
1821 {
1822     WCHAR *nameW;
1823
1824     if (!(nameW = FILE_name_AtoW( name, FALSE ))) return FALSE;
1825     return SetFileAttributesW( nameW, attributes );
1826 }
1827
1828
1829 /**************************************************************************
1830  *           GetFileAttributesExW   (KERNEL32.@)
1831  */
1832 BOOL WINAPI GetFileAttributesExW( LPCWSTR name, GET_FILEEX_INFO_LEVELS level, LPVOID ptr )
1833 {
1834     FILE_NETWORK_OPEN_INFORMATION info;
1835     WIN32_FILE_ATTRIBUTE_DATA *data = ptr;
1836     UNICODE_STRING nt_name;
1837     OBJECT_ATTRIBUTES attr;
1838     NTSTATUS status;
1839
1840     TRACE("%s %d %p\n", debugstr_w(name), level, ptr);
1841
1842     if (level != GetFileExInfoStandard)
1843     {
1844         SetLastError( ERROR_INVALID_PARAMETER );
1845         return FALSE;
1846     }
1847
1848     if (!RtlDosPathNameToNtPathName_U( name, &nt_name, NULL, NULL ))
1849     {
1850         SetLastError( ERROR_PATH_NOT_FOUND );
1851         return FALSE;
1852     }
1853
1854     attr.Length = sizeof(attr);
1855     attr.RootDirectory = 0;
1856     attr.Attributes = OBJ_CASE_INSENSITIVE;
1857     attr.ObjectName = &nt_name;
1858     attr.SecurityDescriptor = NULL;
1859     attr.SecurityQualityOfService = NULL;
1860
1861     status = NtQueryFullAttributesFile( &attr, &info );
1862     RtlFreeUnicodeString( &nt_name );
1863
1864     if (status != STATUS_SUCCESS)
1865     {
1866         SetLastError( RtlNtStatusToDosError(status) );
1867         return FALSE;
1868     }
1869
1870     data->dwFileAttributes = info.FileAttributes;
1871     data->ftCreationTime.dwLowDateTime    = info.CreationTime.u.LowPart;
1872     data->ftCreationTime.dwHighDateTime   = info.CreationTime.u.HighPart;
1873     data->ftLastAccessTime.dwLowDateTime  = info.LastAccessTime.u.LowPart;
1874     data->ftLastAccessTime.dwHighDateTime = info.LastAccessTime.u.HighPart;
1875     data->ftLastWriteTime.dwLowDateTime   = info.LastWriteTime.u.LowPart;
1876     data->ftLastWriteTime.dwHighDateTime  = info.LastWriteTime.u.HighPart;
1877     data->nFileSizeLow                    = info.EndOfFile.u.LowPart;
1878     data->nFileSizeHigh                   = info.EndOfFile.u.HighPart;
1879     return TRUE;
1880 }
1881
1882
1883 /**************************************************************************
1884  *           GetFileAttributesExA   (KERNEL32.@)
1885  */
1886 BOOL WINAPI GetFileAttributesExA( LPCSTR name, GET_FILEEX_INFO_LEVELS level, LPVOID ptr )
1887 {
1888     WCHAR *nameW;
1889
1890     if (!(nameW = FILE_name_AtoW( name, FALSE ))) return FALSE;
1891     return GetFileAttributesExW( nameW, level, ptr );
1892 }
1893
1894
1895 /******************************************************************************
1896  *           GetCompressedFileSizeW   (KERNEL32.@)
1897  *
1898  * RETURNS
1899  *    Success: Low-order doubleword of number of bytes
1900  *    Failure: INVALID_FILE_SIZE
1901  */
1902 DWORD WINAPI GetCompressedFileSizeW(
1903     LPCWSTR name,       /* [in]  Pointer to name of file */
1904     LPDWORD size_high ) /* [out] Receives high-order doubleword of size */
1905 {
1906     UNICODE_STRING nt_name;
1907     OBJECT_ATTRIBUTES attr;
1908     IO_STATUS_BLOCK io;
1909     NTSTATUS status;
1910     HANDLE handle;
1911     DWORD ret = INVALID_FILE_SIZE;
1912
1913     TRACE("%s %p\n", debugstr_w(name), size_high);
1914
1915     if (!RtlDosPathNameToNtPathName_U( name, &nt_name, NULL, NULL ))
1916     {
1917         SetLastError( ERROR_PATH_NOT_FOUND );
1918         return INVALID_FILE_SIZE;
1919     }
1920
1921     attr.Length = sizeof(attr);
1922     attr.RootDirectory = 0;
1923     attr.Attributes = OBJ_CASE_INSENSITIVE;
1924     attr.ObjectName = &nt_name;
1925     attr.SecurityDescriptor = NULL;
1926     attr.SecurityQualityOfService = NULL;
1927
1928     status = NtOpenFile( &handle, 0, &attr, &io, 0, FILE_SYNCHRONOUS_IO_NONALERT );
1929     RtlFreeUnicodeString( &nt_name );
1930
1931     if (status == STATUS_SUCCESS)
1932     {
1933         /* we don't support compressed files, simply return the file size */
1934         ret = GetFileSize( handle, size_high );
1935         NtClose( handle );
1936     }
1937     else SetLastError( RtlNtStatusToDosError(status) );
1938
1939     return ret;
1940 }
1941
1942
1943 /******************************************************************************
1944  *           GetCompressedFileSizeA   (KERNEL32.@)
1945  */
1946 DWORD WINAPI GetCompressedFileSizeA( LPCSTR name, LPDWORD size_high )
1947 {
1948     WCHAR *nameW;
1949
1950     if (!(nameW = FILE_name_AtoW( name, FALSE ))) return INVALID_FILE_SIZE;
1951     return GetCompressedFileSizeW( nameW, size_high );
1952 }
1953
1954
1955 /***********************************************************************
1956  *           OpenFile   (KERNEL32.@)
1957  */
1958 HFILE WINAPI OpenFile( LPCSTR name, OFSTRUCT *ofs, UINT mode )
1959 {
1960     HANDLE handle;
1961     FILETIME filetime;
1962     WORD filedatetime[2];
1963
1964     if (!ofs) return HFILE_ERROR;
1965
1966     TRACE("%s %s %s %s%s%s%s%s%s%s%s%s\n",name,
1967           ((mode & 0x3 )==OF_READ)?"OF_READ":
1968           ((mode & 0x3 )==OF_WRITE)?"OF_WRITE":
1969           ((mode & 0x3 )==OF_READWRITE)?"OF_READWRITE":"unknown",
1970           ((mode & 0x70 )==OF_SHARE_COMPAT)?"OF_SHARE_COMPAT":
1971           ((mode & 0x70 )==OF_SHARE_DENY_NONE)?"OF_SHARE_DENY_NONE":
1972           ((mode & 0x70 )==OF_SHARE_DENY_READ)?"OF_SHARE_DENY_READ":
1973           ((mode & 0x70 )==OF_SHARE_DENY_WRITE)?"OF_SHARE_DENY_WRITE":
1974           ((mode & 0x70 )==OF_SHARE_EXCLUSIVE)?"OF_SHARE_EXCLUSIVE":"unknown",
1975           ((mode & OF_PARSE )==OF_PARSE)?"OF_PARSE ":"",
1976           ((mode & OF_DELETE )==OF_DELETE)?"OF_DELETE ":"",
1977           ((mode & OF_VERIFY )==OF_VERIFY)?"OF_VERIFY ":"",
1978           ((mode & OF_SEARCH )==OF_SEARCH)?"OF_SEARCH ":"",
1979           ((mode & OF_CANCEL )==OF_CANCEL)?"OF_CANCEL ":"",
1980           ((mode & OF_CREATE )==OF_CREATE)?"OF_CREATE ":"",
1981           ((mode & OF_PROMPT )==OF_PROMPT)?"OF_PROMPT ":"",
1982           ((mode & OF_EXIST )==OF_EXIST)?"OF_EXIST ":"",
1983           ((mode & OF_REOPEN )==OF_REOPEN)?"OF_REOPEN ":""
1984         );
1985
1986
1987     ofs->cBytes = sizeof(OFSTRUCT);
1988     ofs->nErrCode = 0;
1989     if (mode & OF_REOPEN) name = ofs->szPathName;
1990
1991     if (!name) return HFILE_ERROR;
1992
1993     TRACE("%s %04x\n", name, mode );
1994
1995     /* the watcom 10.6 IDE relies on a valid path returned in ofs->szPathName
1996        Are there any cases where getting the path here is wrong?
1997        Uwe Bonnes 1997 Apr 2 */
1998     if (!GetFullPathNameA( name, sizeof(ofs->szPathName), ofs->szPathName, NULL )) goto error;
1999
2000     /* OF_PARSE simply fills the structure */
2001
2002     if (mode & OF_PARSE)
2003     {
2004         ofs->fFixedDisk = (GetDriveTypeA( ofs->szPathName ) != DRIVE_REMOVABLE);
2005         TRACE("(%s): OF_PARSE, res = '%s'\n", name, ofs->szPathName );
2006         return 0;
2007     }
2008
2009     /* OF_CREATE is completely different from all other options, so
2010        handle it first */
2011
2012     if (mode & OF_CREATE)
2013     {
2014         if ((handle = create_file_OF( name, mode )) == INVALID_HANDLE_VALUE)
2015             goto error;
2016     }
2017     else
2018     {
2019         /* Now look for the file */
2020
2021         if (!SearchPathA( NULL, name, NULL, sizeof(ofs->szPathName), ofs->szPathName, NULL ))
2022             goto error;
2023
2024         TRACE("found %s\n", debugstr_a(ofs->szPathName) );
2025
2026         if (mode & OF_DELETE)
2027         {
2028             if (!DeleteFileA( ofs->szPathName )) goto error;
2029             TRACE("(%s): OF_DELETE return = OK\n", name);
2030             return TRUE;
2031         }
2032
2033         handle = (HANDLE)_lopen( ofs->szPathName, mode );
2034         if (handle == INVALID_HANDLE_VALUE) goto error;
2035
2036         GetFileTime( handle, NULL, NULL, &filetime );
2037         FileTimeToDosDateTime( &filetime, &filedatetime[0], &filedatetime[1] );
2038         if ((mode & OF_VERIFY) && (mode & OF_REOPEN))
2039         {
2040             if (ofs->Reserved1 != filedatetime[0] || ofs->Reserved2 != filedatetime[1] )
2041             {
2042                 CloseHandle( handle );
2043                 WARN("(%s): OF_VERIFY failed\n", name );
2044                 /* FIXME: what error here? */
2045                 SetLastError( ERROR_FILE_NOT_FOUND );
2046                 goto error;
2047             }
2048         }
2049         ofs->Reserved1 = filedatetime[0];
2050         ofs->Reserved2 = filedatetime[1];
2051     }
2052     TRACE("(%s): OK, return = %p\n", name, handle );
2053     if (mode & OF_EXIST)  /* Return TRUE instead of a handle */
2054     {
2055         CloseHandle( handle );
2056         return TRUE;
2057     }
2058     else return (HFILE)handle;
2059
2060 error:  /* We get here if there was an error opening the file */
2061     ofs->nErrCode = GetLastError();
2062     WARN("(%s): return = HFILE_ERROR error= %d\n", name,ofs->nErrCode );
2063     return HFILE_ERROR;
2064 }