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 "winternl.h"
  36 #include "winioctl.h"
  37 #include "wincon.h"
  38 #include "wine/winbase16.h"
  39 #include "kernel_private.h"
  40
  41 #include "wine/exception.h"
  42 #include "excpt.h"
  43 #include "wine/unicode.h"
  44 #include "wine/debug.h"
  45 #include "thread.h"
  46 #include "wine/server.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->u.s.Offset;
 326     offset.u.HighPart = overlapped->u.s.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 (is_console_handle(hFile))
 362         return ReadConsoleA(hFile, buffer, bytesToRead, bytesRead, NULL);
 363
 364     if (overlapped != NULL)
 365     {
 366         offset.u.LowPart = overlapped->u.s.Offset;
 367         offset.u.HighPart = overlapped->u.s.OffsetHigh;
 368         poffset = &offset;
 369         hEvent = overlapped->hEvent;
 370         io_status = (PIO_STATUS_BLOCK)overlapped;
 371     }
 372     io_status->u.Status = STATUS_PENDING;
 373     io_status->Information = 0;
 374
 375     status = NtReadFile(hFile, hEvent, NULL, NULL, io_status, buffer, bytesToRead, poffset, NULL);
 376
 377     if (status != STATUS_PENDING && bytesRead)
 378         *bytesRead = io_status->Information;
 379
 380     if (status && status != STATUS_END_OF_FILE && status != STATUS_TIMEOUT)
 381     {
 382         SetLastError( RtlNtStatusToDosError(status) );
 383         return FALSE;
 384     }
 385     return TRUE;
 386 }
 387
 388
 389 /***********************************************************************
 390  *              WriteFileEx                (KERNEL32.@)
 391  */
 392 BOOL WINAPI WriteFileEx(HANDLE hFile, LPCVOID buffer, DWORD bytesToWrite,
 393                         LPOVERLAPPED overlapped,
 394                         LPOVERLAPPED_COMPLETION_ROUTINE lpCompletionRoutine)
 395 {
 396     LARGE_INTEGER       offset;
 397     NTSTATUS            status;
 398     PIO_STATUS_BLOCK    io_status;
 399
 400     TRACE("%p %p %ld %p %p\n", hFile, buffer, bytesToWrite, overlapped, lpCompletionRoutine);
 401
 402     if (overlapped == NULL)
 403     {
 404         SetLastError(ERROR_INVALID_PARAMETER);
 405         return FALSE;
 406     }
 407     offset.u.LowPart = overlapped->u.s.Offset;
 408     offset.u.HighPart = overlapped->u.s.OffsetHigh;
 409
 410     io_status = (PIO_STATUS_BLOCK)overlapped;
 411     io_status->u.Status = STATUS_PENDING;
 412
 413     status = NtWriteFile(hFile, NULL, FILE_ReadWriteApc, lpCompletionRoutine,
 414                          io_status, buffer, bytesToWrite, &offset, NULL);
 415
 416     if (status) SetLastError( RtlNtStatusToDosError(status) );
 417     return !status;
 418 }
 419
 420
 421 /***********************************************************************
 422  *             WriteFile               (KERNEL32.@)
 423  */
 424 BOOL WINAPI WriteFile( HANDLE hFile, LPCVOID buffer, DWORD bytesToWrite,
 425                        LPDWORD bytesWritten, LPOVERLAPPED overlapped )
 426 {
 427     HANDLE hEvent = NULL;
 428     LARGE_INTEGER offset;
 429     PLARGE_INTEGER poffset = NULL;
 430     NTSTATUS status;
 431     IO_STATUS_BLOCK iosb;
 432     PIO_STATUS_BLOCK piosb = &iosb;
 433
 434     TRACE("%p %p %ld %p %p\n", hFile, buffer, bytesToWrite, bytesWritten, overlapped );
 435
 436     if (is_console_handle(hFile))
 437         return WriteConsoleA(hFile, buffer, bytesToWrite, bytesWritten, NULL);
 438
 439     if (overlapped)
 440     {
 441         offset.u.LowPart = overlapped->u.s.Offset;
 442         offset.u.HighPart = overlapped->u.s.OffsetHigh;
 443         poffset = &offset;
 444         hEvent = overlapped->hEvent;
 445         piosb = (PIO_STATUS_BLOCK)overlapped;
 446     }
 447     piosb->u.Status = STATUS_PENDING;
 448     piosb->Information = 0;
 449
 450     status = NtWriteFile(hFile, hEvent, NULL, NULL, piosb,
 451                          buffer, bytesToWrite, poffset, NULL);
 452
 453     /* FIXME: NtWriteFile does not always cause page faults, generate them now */
 454     if (status == STATUS_INVALID_USER_BUFFER && !IsBadReadPtr( buffer, bytesToWrite ))
 455     {
 456         status = NtWriteFile(hFile, hEvent, NULL, NULL, piosb,
 457                              buffer, bytesToWrite, poffset, NULL);
 458         if (status != STATUS_INVALID_USER_BUFFER)
 459             FIXME("Could not access memory (%p,%ld) at first, now OK. Protected by DIBSection code?\n",
 460                   buffer, bytesToWrite);
 461     }
 462
 463     if (status != STATUS_PENDING && bytesWritten)
 464         *bytesWritten = piosb->Information;
 465
 466     if (status && status != STATUS_TIMEOUT)
 467     {
 468         SetLastError( RtlNtStatusToDosError(status) );
 469         return FALSE;
 470     }
 471     return TRUE;
 472 }
 473
 474
 475 /***********************************************************************
 476  *              GetOverlappedResult     (KERNEL32.@)
 477  *
 478  * Check the result of an Asynchronous data transfer from a file.
 479  *
 480  * Parameters
 481  *   HANDLE hFile                 [in] handle of file to check on
 482  *   LPOVERLAPPED lpOverlapped    [in/out] pointer to overlapped
 483  *   LPDWORD lpTransferred        [in/out] number of bytes transferred
 484  *   BOOL bWait                   [in] wait for the transfer to complete ?
 485  *
 486  * RETURNS
 487  *   TRUE on success
 488  *   FALSE on failure
 489  *
 490  *  If successful (and relevant) lpTransferred will hold the number of
 491  *   bytes transferred during the async operation.
 492  *
 493  * BUGS
 494  *
 495  * Currently only works for WaitCommEvent, ReadFile, WriteFile
 496  *   with communications ports.
 497  *
 498  */
 499 BOOL WINAPI GetOverlappedResult(HANDLE hFile, LPOVERLAPPED lpOverlapped,
 500                                 LPDWORD lpTransferred, BOOL bWait)
 501 {
 502     DWORD r = WAIT_OBJECT_0;
 503
 504     TRACE( "(%p %p %p %x)\n", hFile, lpOverlapped, lpTransferred, bWait );
 505
 506     if ( lpOverlapped == NULL )
 507     {
 508         ERR("lpOverlapped was null\n");
 509         return FALSE;
 510     }
 511     if ( bWait )
 512     {
 513         if ( lpOverlapped->hEvent )
 514         {
 515             do
 516             {
 517                 TRACE( "waiting on %p\n", lpOverlapped );
 518                 r = WaitForSingleObjectEx( lpOverlapped->hEvent, INFINITE, TRUE );
 519                 TRACE( "wait on %p returned %ld\n", lpOverlapped, r );
 520             } while ( r == WAIT_IO_COMPLETION );
 521         }
 522         else
 523         {
 524             /* busy loop */
 525             while ( ((volatile OVERLAPPED*)lpOverlapped)->Internal == STATUS_PENDING )
 526                 Sleep( 10 );
 527         }
 528     }
 529     else if ( lpOverlapped->Internal == STATUS_PENDING )
 530     {
 531         /* Wait in order to give APCs a chance to run. */
 532         /* This is cheating, so we must set the event again in case of success -
 533            it may be a non-manual reset event. */
 534         do
 535         {
 536             TRACE( "waiting on %p\n", lpOverlapped );
 537             r = WaitForSingleObjectEx( lpOverlapped->hEvent, 0, TRUE );
 538             TRACE( "wait on %p returned %ld\n", lpOverlapped, r );
 539         } while ( r == WAIT_IO_COMPLETION );
 540         if ( r == WAIT_OBJECT_0 && lpOverlapped->hEvent )
 541             NtSetEvent( lpOverlapped->hEvent, NULL );
 542     }
 543     if ( r == WAIT_FAILED )
 544     {
 545         WARN("wait operation failed\n");
 546         return FALSE;
 547     }
 548     if (lpTransferred) *lpTransferred = lpOverlapped->InternalHigh;
 549
 550     switch ( lpOverlapped->Internal )
 551     {
 552     case STATUS_SUCCESS:
 553         return TRUE;
 554     case STATUS_PENDING:
 555         SetLastError( ERROR_IO_INCOMPLETE );
 556         if ( bWait ) ERR("PENDING status after waiting!\n");
 557         return FALSE;
 558     default:
 559         SetLastError( RtlNtStatusToDosError( lpOverlapped->Internal ) );
 560         return FALSE;
 561     }
 562 }
 563
 564 /***********************************************************************
 565  *             CancelIo                   (KERNEL32.@)
 566  */
 567 BOOL WINAPI CancelIo(HANDLE handle)
 568 {
 569     IO_STATUS_BLOCK    io_status;
 570
 571     NtCancelIoFile(handle, &io_status);
 572     if (io_status.u.Status)
 573     {
 574         SetLastError( RtlNtStatusToDosError( io_status.u.Status ) );
 575         return FALSE;
 576     }
 577     return TRUE;
 578 }
 579
 580 /***********************************************************************
 581  *           _hread   (KERNEL32.@)
 582  */
 583 LONG WINAPI _hread( HFILE hFile, LPVOID buffer, LONG count)
 584 {
 585     return _lread( hFile, buffer, count );
 586 }
 587
 588
 589 /***********************************************************************
 590  *           _hwrite   (KERNEL32.@)
 591  *
 592  *      experimentation yields that _lwrite:
 593  *              o truncates the file at the current position with
 594  *                a 0 len write
 595  *              o returns 0 on a 0 length write
 596  *              o works with console handles
 597  *
 598  */
 599 LONG WINAPI _hwrite( HFILE handle, LPCSTR buffer, LONG count )
 600 {
 601     DWORD result;
 602
 603     TRACE("%d %p %ld\n", handle, buffer, count );
 604
 605     if (!count)
 606     {
 607         /* Expand or truncate at current position */
 608         if (!SetEndOfFile( (HANDLE)handle )) return HFILE_ERROR;
 609         return 0;
 610     }
 611     if (!WriteFile( (HANDLE)handle, buffer, count, &result, NULL ))
 612         return HFILE_ERROR;
 613     return result;
 614 }
 615
 616
 617 /***********************************************************************
 618  *           _lclose   (KERNEL32.@)
 619  */
 620 HFILE WINAPI _lclose( HFILE hFile )
 621 {
 622     TRACE("handle %d\n", hFile );
 623     return CloseHandle( (HANDLE)hFile ) ? 0 : HFILE_ERROR;
 624 }
 625
 626
 627 /***********************************************************************
 628  *           _lcreat   (KERNEL32.@)
 629  */
 630 HFILE WINAPI _lcreat( LPCSTR path, INT attr )
 631 {
 632     /* Mask off all flags not explicitly allowed by the doc */
 633     attr &= FILE_ATTRIBUTE_READONLY | FILE_ATTRIBUTE_HIDDEN | FILE_ATTRIBUTE_SYSTEM;
 634     TRACE("%s %02x\n", path, attr );
 635     return (HFILE)CreateFileA( path, GENERIC_READ | GENERIC_WRITE,
 636                                FILE_SHARE_READ | FILE_SHARE_WRITE, NULL,
 637                                CREATE_ALWAYS, attr, 0 );
 638 }
 639
 640
 641 /***********************************************************************
 642  *           _lopen   (KERNEL32.@)
 643  */
 644 HFILE WINAPI _lopen( LPCSTR path, INT mode )
 645 {
 646     TRACE("(%s,%04x)\n", debugstr_a(path), mode );
 647     return (HFILE)create_file_OF( path, mode & ~OF_CREATE );
 648 }
 649
 650 /***********************************************************************
 651  *           _lread   (KERNEL32.@)
 652  */
 653 UINT WINAPI _lread( HFILE handle, LPVOID buffer, UINT count )
 654 {
 655     DWORD result;
 656     if (!ReadFile( (HANDLE)handle, buffer, count, &result, NULL ))
 657         return HFILE_ERROR;
 658     return result;
 659 }
 660
 661
 662 /***********************************************************************
 663  *           _llseek   (KERNEL32.@)
 664  */
 665 LONG WINAPI _llseek( HFILE hFile, LONG lOffset, INT nOrigin )
 666 {
 667     return SetFilePointer( (HANDLE)hFile, lOffset, NULL, nOrigin );
 668 }
 669
 670
 671 /***********************************************************************
 672  *           _lwrite   (KERNEL32.@)
 673  */
 674 UINT WINAPI _lwrite( HFILE hFile, LPCSTR buffer, UINT count )
 675 {
 676     return (UINT)_hwrite( hFile, buffer, (LONG)count );
 677 }
 678
 679
 680 /***********************************************************************
 681  *           FlushFileBuffers   (KERNEL32.@)
 682  */
 683 BOOL WINAPI FlushFileBuffers( HANDLE hFile )
 684 {
 685     NTSTATUS            nts;
 686     IO_STATUS_BLOCK     ioblk;
 687
 688     if (is_console_handle( hFile ))
 689     {
 690         /* this will fail (as expected) for an output handle */
 691         return FlushConsoleInputBuffer( hFile );
 692     }
 693     nts = NtFlushBuffersFile( hFile, &ioblk );
 694     if (nts != STATUS_SUCCESS)
 695     {
 696         SetLastError( RtlNtStatusToDosError( nts ) );
 697         return FALSE;
 698     }
 699
 700     return TRUE;
 701 }
 702
 703
 704 /***********************************************************************
 705  *           GetFileType   (KERNEL32.@)
 706  */
 707 DWORD WINAPI GetFileType( HANDLE hFile )
 708 {
 709     FILE_FS_DEVICE_INFORMATION info;
 710     IO_STATUS_BLOCK io;
 711     NTSTATUS status;
 712
 713     if (is_console_handle( hFile )) return FILE_TYPE_CHAR;
 714
 715     status = NtQueryVolumeInformationFile( hFile, &io, &info, sizeof(info), FileFsDeviceInformation );
 716     if (status != STATUS_SUCCESS)
 717     {
 718         SetLastError( RtlNtStatusToDosError(status) );
 719         return FILE_TYPE_UNKNOWN;
 720     }
 721
 722     switch(info.DeviceType)
 723     {
 724     case FILE_DEVICE_NULL:
 725     case FILE_DEVICE_SERIAL_PORT:
 726     case FILE_DEVICE_PARALLEL_PORT:
 727     case FILE_DEVICE_UNKNOWN:
 728         return FILE_TYPE_CHAR;
 729     case FILE_DEVICE_NAMED_PIPE:
 730         return FILE_TYPE_PIPE;
 731     default:
 732         return FILE_TYPE_DISK;
 733     }
 734 }
 735
 736
 737 /***********************************************************************
 738  *             GetFileInformationByHandle   (KERNEL32.@)
 739  */
 740 BOOL WINAPI GetFileInformationByHandle( HANDLE hFile, BY_HANDLE_FILE_INFORMATION *info )
 741 {
 742     FILE_ALL_INFORMATION all_info;
 743     IO_STATUS_BLOCK io;
 744     NTSTATUS status;
 745
 746     status = NtQueryInformationFile( hFile, &io, &all_info, sizeof(all_info), FileAllInformation );
 747     if (status == STATUS_SUCCESS)
 748     {
 749         info->dwFileAttributes                = all_info.BasicInformation.FileAttributes;
 750         info->ftCreationTime.dwHighDateTime   = all_info.BasicInformation.CreationTime.u.HighPart;
 751         info->ftCreationTime.dwLowDateTime    = all_info.BasicInformation.CreationTime.u.LowPart;
 752         info->ftLastAccessTime.dwHighDateTime = all_info.BasicInformation.LastAccessTime.u.HighPart;
 753         info->ftLastAccessTime.dwLowDateTime  = all_info.BasicInformation.LastAccessTime.u.LowPart;
 754         info->ftLastWriteTime.dwHighDateTime  = all_info.BasicInformation.LastWriteTime.u.HighPart;
 755         info->ftLastWriteTime.dwLowDateTime   = all_info.BasicInformation.LastWriteTime.u.LowPart;
 756         info->dwVolumeSerialNumber            = 0;  /* FIXME */
 757         info->nFileSizeHigh                   = all_info.StandardInformation.EndOfFile.u.HighPart;
 758         info->nFileSizeLow                    = all_info.StandardInformation.EndOfFile.u.LowPart;
 759         info->nNumberOfLinks                  = all_info.StandardInformation.NumberOfLinks;
 760         info->nFileIndexHigh                  = all_info.InternalInformation.IndexNumber.u.HighPart;
 761         info->nFileIndexLow                   = all_info.InternalInformation.IndexNumber.u.LowPart;
 762         return TRUE;
 763     }
 764     SetLastError( RtlNtStatusToDosError(status) );
 765     return FALSE;
 766 }
 767
 768
 769 /***********************************************************************
 770  *           GetFileSize   (KERNEL32.@)
 771  */
 772 DWORD WINAPI GetFileSize( HANDLE hFile, LPDWORD filesizehigh )
 773 {
 774     LARGE_INTEGER size;
 775     if (!GetFileSizeEx( hFile, &size )) return INVALID_FILE_SIZE;
 776     if (filesizehigh) *filesizehigh = size.u.HighPart;
 777     if (size.u.LowPart == INVALID_FILE_SIZE) SetLastError(0);
 778     return size.u.LowPart;
 779 }
 780
 781
 782 /***********************************************************************
 783  *           GetFileSizeEx   (KERNEL32.@)
 784  */
 785 BOOL WINAPI GetFileSizeEx( HANDLE hFile, PLARGE_INTEGER lpFileSize )
 786 {
 787     FILE_END_OF_FILE_INFORMATION info;
 788     IO_STATUS_BLOCK io;
 789     NTSTATUS status;
 790
 791     status = NtQueryInformationFile( hFile, &io, &info, sizeof(info), FileEndOfFileInformation );
 792     if (status == STATUS_SUCCESS)
 793     {
 794         *lpFileSize = info.EndOfFile;
 795         return TRUE;
 796     }
 797     SetLastError( RtlNtStatusToDosError(status) );
 798     return FALSE;
 799 }
 800
 801
 802 /**************************************************************************
 803  *           SetEndOfFile   (KERNEL32.@)
 804  */
 805 BOOL WINAPI SetEndOfFile( HANDLE hFile )
 806 {
 807     FILE_POSITION_INFORMATION pos;
 808     FILE_END_OF_FILE_INFORMATION eof;
 809     IO_STATUS_BLOCK io;
 810     NTSTATUS status;
 811
 812     status = NtQueryInformationFile( hFile, &io, &pos, sizeof(pos), FilePositionInformation );
 813     if (status == STATUS_SUCCESS)
 814     {
 815         eof.EndOfFile = pos.CurrentByteOffset;
 816         status = NtSetInformationFile( hFile, &io, &eof, sizeof(eof), FileEndOfFileInformation );
 817     }
 818     if (status == STATUS_SUCCESS) return TRUE;
 819     SetLastError( RtlNtStatusToDosError(status) );
 820     return FALSE;
 821 }
 822
 823
 824 /***********************************************************************
 825  *           SetFilePointer   (KERNEL32.@)
 826  */
 827 DWORD WINAPI SetFilePointer( HANDLE hFile, LONG distance, LONG *highword, DWORD method )
 828 {
 829     LARGE_INTEGER dist, newpos;
 830
 831     if (highword)
 832     {
 833         dist.u.LowPart  = distance;
 834         dist.u.HighPart = *highword;
 835     }
 836     else dist.QuadPart = distance;
 837
 838     if (!SetFilePointerEx( hFile, dist, &newpos, method )) return INVALID_SET_FILE_POINTER;
 839
 840     if (highword) *highword = newpos.u.HighPart;
 841     if (newpos.u.LowPart == INVALID_SET_FILE_POINTER) SetLastError( 0 );
 842     return newpos.u.LowPart;
 843 }
 844
 845
 846 /***********************************************************************
 847  *           SetFilePointerEx   (KERNEL32.@)
 848  */
 849 BOOL WINAPI SetFilePointerEx( HANDLE hFile, LARGE_INTEGER distance,
 850                               LARGE_INTEGER *newpos, DWORD method )
 851 {
 852     static const int whence[3] = { SEEK_SET, SEEK_CUR, SEEK_END };
 853     BOOL ret = FALSE;
 854     NTSTATUS status;
 855     int fd;
 856
 857     TRACE("handle %p offset %s newpos %p origin %ld\n",
 858           hFile, wine_dbgstr_longlong(distance.QuadPart), newpos, method );
 859
 860     if (method > FILE_END)
 861     {
 862         SetLastError( ERROR_INVALID_PARAMETER );
 863         return ret;
 864     }
 865
 866     if (!(status = wine_server_handle_to_fd( hFile, 0, &fd, NULL )))
 867     {
 868         off_t pos, res;
 869
 870         pos = distance.QuadPart;
 871         if ((res = lseek( fd, pos, whence[method] )) == (off_t)-1)
 872         {
 873             /* also check EPERM due to SuSE7 2.2.16 lseek() EPERM kernel bug */
 874             if (((errno == EINVAL) || (errno == EPERM)) && (method != FILE_BEGIN) && (pos < 0))
 875                 SetLastError( ERROR_NEGATIVE_SEEK );
 876             else
 877                 FILE_SetDosError();
 878         }
 879         else
 880         {
 881             ret = TRUE;
 882             if( newpos )
 883                 newpos->QuadPart = res;
 884         }
 885         wine_server_release_fd( hFile, fd );
 886     }
 887     else SetLastError( RtlNtStatusToDosError(status) );
 888
 889     return ret;
 890 }
 891
 892 /***********************************************************************
 893  *           GetFileTime   (KERNEL32.@)
 894  */
 895 BOOL WINAPI GetFileTime( HANDLE hFile, FILETIME *lpCreationTime,
 896                          FILETIME *lpLastAccessTime, FILETIME *lpLastWriteTime )
 897 {
 898     FILE_BASIC_INFORMATION info;
 899     IO_STATUS_BLOCK io;
 900     NTSTATUS status;
 901
 902     status = NtQueryInformationFile( hFile, &io, &info, sizeof(info), FileBasicInformation );
 903     if (status == STATUS_SUCCESS)
 904     {
 905         if (lpCreationTime)
 906         {
 907             lpCreationTime->dwHighDateTime = info.CreationTime.u.HighPart;
 908             lpCreationTime->dwLowDateTime  = info.CreationTime.u.LowPart;
 909         }
 910         if (lpLastAccessTime)
 911         {
 912             lpLastAccessTime->dwHighDateTime = info.LastAccessTime.u.HighPart;
 913             lpLastAccessTime->dwLowDateTime  = info.LastAccessTime.u.LowPart;
 914         }
 915         if (lpLastWriteTime)
 916         {
 917             lpLastWriteTime->dwHighDateTime = info.LastWriteTime.u.HighPart;
 918             lpLastWriteTime->dwLowDateTime  = info.LastWriteTime.u.LowPart;
 919         }
 920         return TRUE;
 921     }
 922     SetLastError( RtlNtStatusToDosError(status) );
 923     return FALSE;
 924 }
 925
 926
 927 /***********************************************************************
 928  *              SetFileTime   (KERNEL32.@)
 929  */
 930 BOOL WINAPI SetFileTime( HANDLE hFile, const FILETIME *ctime,
 931                          const FILETIME *atime, const FILETIME *mtime )
 932 {
 933     FILE_BASIC_INFORMATION info;
 934     IO_STATUS_BLOCK io;
 935     NTSTATUS status;
 936
 937     memset( &info, 0, sizeof(info) );
 938     if (ctime)
 939     {
 940         info.CreationTime.u.HighPart = ctime->dwHighDateTime;
 941         info.CreationTime.u.LowPart  = ctime->dwLowDateTime;
 942     }
 943     if (atime)
 944     {
 945         info.LastAccessTime.u.HighPart = atime->dwHighDateTime;
 946         info.LastAccessTime.u.LowPart  = atime->dwLowDateTime;
 947     }
 948     if (mtime)
 949     {
 950         info.LastWriteTime.u.HighPart = mtime->dwHighDateTime;
 951         info.LastWriteTime.u.LowPart  = mtime->dwLowDateTime;
 952     }
 953
 954     status = NtSetInformationFile( hFile, &io, &info, sizeof(info), FileBasicInformation );
 955     if (status == STATUS_SUCCESS) return TRUE;
 956     SetLastError( RtlNtStatusToDosError(status) );
 957     return FALSE;
 958 }
 959
 960
 961 /**************************************************************************
 962  *           LockFile   (KERNEL32.@)
 963  */
 964 BOOL WINAPI LockFile( HANDLE hFile, DWORD offset_low, DWORD offset_high,
 965                       DWORD count_low, DWORD count_high )
 966 {
 967     NTSTATUS            status;
 968     LARGE_INTEGER       count, offset;
 969
 970     TRACE( "%p %lx%08lx %lx%08lx\n",
 971            hFile, offset_high, offset_low, count_high, count_low );
 972
 973     count.u.LowPart = count_low;
 974     count.u.HighPart = count_high;
 975     offset.u.LowPart = offset_low;
 976     offset.u.HighPart = offset_high;
 977
 978     status = NtLockFile( hFile, 0, NULL, NULL,
 979                          NULL, &offset, &count, NULL, TRUE, TRUE );
 980
 981     if (status != STATUS_SUCCESS) SetLastError( RtlNtStatusToDosError(status) );
 982     return !status;
 983 }
 984
 985
 986 /**************************************************************************
 987  * LockFileEx [KERNEL32.@]
 988  *
 989  * Locks a byte range within an open file for shared or exclusive access.
 990  *
 991  * RETURNS
 992  *   success: TRUE
 993  *   failure: FALSE
 994  *
 995  * NOTES
 996  * Per Microsoft docs, the third parameter (reserved) must be set to 0.
 997  */
 998 BOOL WINAPI LockFileEx( HANDLE hFile, DWORD flags, DWORD reserved,
 999                         DWORD count_low, DWORD count_high, LPOVERLAPPED overlapped )
1000 {
1001     NTSTATUS status;
1002     LARGE_INTEGER count, offset;
1003
1004     if (reserved)
1005     {
1006         SetLastError( ERROR_INVALID_PARAMETER );
1007         return FALSE;
1008     }
1009
1010     TRACE( "%p %lx%08lx %lx%08lx flags %lx\n",
1011            hFile, overlapped->u.s.OffsetHigh, overlapped->u.s.Offset,
1012            count_high, count_low, flags );
1013
1014     count.u.LowPart = count_low;
1015     count.u.HighPart = count_high;
1016     offset.u.LowPart = overlapped->u.s.Offset;
1017     offset.u.HighPart = overlapped->u.s.OffsetHigh;
1018
1019     status = NtLockFile( hFile, overlapped->hEvent, NULL, NULL,
1020                          NULL, &offset, &count, NULL,
1021                          flags & LOCKFILE_FAIL_IMMEDIATELY,
1022                          flags & LOCKFILE_EXCLUSIVE_LOCK );
1023
1024     if (status) SetLastError( RtlNtStatusToDosError(status) );
1025     return !status;
1026 }
1027
1028
1029 /**************************************************************************
1030  *           UnlockFile   (KERNEL32.@)
1031  */
1032 BOOL WINAPI UnlockFile( HANDLE hFile, DWORD offset_low, DWORD offset_high,
1033                         DWORD count_low, DWORD count_high )
1034 {
1035     NTSTATUS    status;
1036     LARGE_INTEGER count, offset;
1037
1038     count.u.LowPart = count_low;
1039     count.u.HighPart = count_high;
1040     offset.u.LowPart = offset_low;
1041     offset.u.HighPart = offset_high;
1042
1043     status = NtUnlockFile( hFile, NULL, &offset, &count, NULL);
1044     if (status) SetLastError( RtlNtStatusToDosError(status) );
1045     return !status;
1046 }
1047
1048
1049 /**************************************************************************
1050  *           UnlockFileEx   (KERNEL32.@)
1051  */
1052 BOOL WINAPI UnlockFileEx( HANDLE hFile, DWORD reserved, DWORD count_low, DWORD count_high,
1053                           LPOVERLAPPED overlapped )
1054 {
1055     if (reserved)
1056     {
1057         SetLastError( ERROR_INVALID_PARAMETER );
1058         return FALSE;
1059     }
1060     if (overlapped->hEvent) FIXME("Unimplemented overlapped operation\n");
1061
1062     return UnlockFile( hFile, overlapped->u.s.Offset, overlapped->u.s.OffsetHigh, count_low, count_high );
1063 }
1064
1065
1066 /***********************************************************************
1067  *           Win32HandleToDosFileHandle   (KERNEL32.21)
1068  *
1069  * Allocate a DOS handle for a Win32 handle. The Win32 handle is no
1070  * longer valid after this function (even on failure).
1071  *
1072  * Note: this is not exactly right, since on Win95 the Win32 handles
1073  *       are on top of DOS handles and we do it the other way
1074  *       around. Should be good enough though.
1075  */
1076 HFILE WINAPI Win32HandleToDosFileHandle( HANDLE handle )
1077 {
1078     int i;
1079
1080     if (!handle || (handle == INVALID_HANDLE_VALUE))
1081         return HFILE_ERROR;
1082
1083     FILE_InitProcessDosHandles();
1084     for (i = 0; i < DOS_TABLE_SIZE; i++)
1085         if (!dos_handles[i])
1086         {
1087             dos_handles[i] = handle;
1088             TRACE("Got %d for h32 %p\n", i, handle );
1089             return (HFILE)i;
1090         }
1091     CloseHandle( handle );
1092     SetLastError( ERROR_TOO_MANY_OPEN_FILES );
1093     return HFILE_ERROR;
1094 }
1095
1096
1097 /***********************************************************************
1098  *           DosFileHandleToWin32Handle   (KERNEL32.20)
1099  *
1100  * Return the Win32 handle for a DOS handle.
1101  *
1102  * Note: this is not exactly right, since on Win95 the Win32 handles
1103  *       are on top of DOS handles and we do it the other way
1104  *       around. Should be good enough though.
1105  */
1106 HANDLE WINAPI DosFileHandleToWin32Handle( HFILE handle )
1107 {
1108     HFILE16 hfile = (HFILE16)handle;
1109     if (hfile < 5) FILE_InitProcessDosHandles();
1110     if ((hfile >= DOS_TABLE_SIZE) || !dos_handles[hfile])
1111     {
1112         SetLastError( ERROR_INVALID_HANDLE );
1113         return INVALID_HANDLE_VALUE;
1114     }
1115     return dos_handles[hfile];
1116 }
1117
1118
1119 /*************************************************************************
1120  *           SetHandleCount   (KERNEL32.@)
1121  */
1122 UINT WINAPI SetHandleCount( UINT count )
1123 {
1124     return min( 256, count );
1125 }
1126
1127
1128 /***********************************************************************
1129  *           DisposeLZ32Handle   (KERNEL32.22)
1130  *
1131  * Note: this is not entirely correct, we should only close the
1132  *       32-bit handle and not the 16-bit one, but we cannot do
1133  *       this because of the way our DOS handles are implemented.
1134  *       It shouldn't break anything though.
1135  */
1136 void WINAPI DisposeLZ32Handle( HANDLE handle )
1137 {
1138     int i;
1139
1140     if (!handle || (handle == INVALID_HANDLE_VALUE)) return;
1141
1142     for (i = 5; i < DOS_TABLE_SIZE; i++)
1143         if (dos_handles[i] == handle)
1144         {
1145             dos_handles[i] = 0;
1146             CloseHandle( handle );
1147             break;
1148         }
1149 }
1150
1151 /**************************************************************************
1152  *                      Operations on file names                          *
1153  **************************************************************************/
1154
1155
1156 /*************************************************************************
1157  * CreateFileW [KERNEL32.@]  Creates or opens a file or other object
1158  *
1159  * Creates or opens an object, and returns a handle that can be used to
1160  * access that object.
1161  *
1162  * PARAMS
1163  *
1164  * filename     [in] pointer to filename to be accessed
1165  * access       [in] access mode requested
1166  * sharing      [in] share mode
1167  * sa           [in] pointer to security attributes
1168  * creation     [in] how to create the file
1169  * attributes   [in] attributes for newly created file
1170  * template     [in] handle to file with extended attributes to copy
1171  *
1172  * RETURNS
1173  *   Success: Open handle to specified file
1174  *   Failure: INVALID_HANDLE_VALUE
1175  */
1176 HANDLE WINAPI CreateFileW( LPCWSTR filename, DWORD access, DWORD sharing,
1177                               LPSECURITY_ATTRIBUTES sa, DWORD creation,
1178                               DWORD attributes, HANDLE template )
1179 {
1180     NTSTATUS status;
1181     UINT options;
1182     OBJECT_ATTRIBUTES attr;
1183     UNICODE_STRING nameW;
1184     IO_STATUS_BLOCK io;
1185     HANDLE ret;
1186     DWORD dosdev;
1187     static const WCHAR bkslashes_with_dotW[] = {'\\','\\','.','\\',0};
1188     static const WCHAR coninW[] = {'C','O','N','I','N','$',0};
1189     static const WCHAR conoutW[] = {'C','O','N','O','U','T','$',0};
1190
1191     static const UINT nt_disposition[5] =
1192     {
1193         FILE_CREATE,        /* CREATE_NEW */
1194         FILE_OVERWRITE_IF,  /* CREATE_ALWAYS */
1195         FILE_OPEN,          /* OPEN_EXISTING */
1196         FILE_OPEN_IF,       /* OPEN_ALWAYS */
1197         FILE_OVERWRITE      /* TRUNCATE_EXISTING */
1198     };
1199
1200
1201     /* sanity checks */
1202
1203     if (!filename || !filename[0])
1204     {
1205         SetLastError( ERROR_PATH_NOT_FOUND );
1206         return INVALID_HANDLE_VALUE;
1207     }
1208
1209     TRACE("%s %s%s%s%s%s%s creation %ld attributes 0x%lx\n", debugstr_w(filename),
1210           (access & GENERIC_READ)?"GENERIC_READ ":"",
1211           (access & GENERIC_WRITE)?"GENERIC_WRITE ":"",
1212           (!access)?"QUERY_ACCESS ":"",
1213           (sharing & FILE_SHARE_READ)?"FILE_SHARE_READ ":"",
1214           (sharing & FILE_SHARE_WRITE)?"FILE_SHARE_WRITE ":"",
1215           (sharing & FILE_SHARE_DELETE)?"FILE_SHARE_DELETE ":"",
1216           creation, attributes);
1217
1218     /* Open a console for CONIN$ or CONOUT$ */
1219
1220     if (!strcmpiW(filename, coninW) || !strcmpiW(filename, conoutW))
1221     {
1222         ret = OpenConsoleW(filename, access, (sa && sa->bInheritHandle), creation);
1223         goto done;
1224     }
1225
1226     if (!strncmpW(filename, bkslashes_with_dotW, 4))
1227     {
1228         static const WCHAR pipeW[] = {'P','I','P','E','\\',0};
1229         static const WCHAR mailslotW[] = {'M','A','I','L','S','L','O','T','\\',0};
1230
1231         if ((isalphaW(filename[4]) && filename[5] == ':' && filename[6] == '\0') ||
1232             !strncmpiW( filename + 4, pipeW, 5 ) ||
1233             !strncmpiW( filename + 4, mailslotW, 9 ))
1234         {
1235             dosdev = 0;
1236         }
1237         else if ((dosdev = RtlIsDosDeviceName_U( filename + 4 )))
1238         {
1239             dosdev += MAKELONG( 0, 4*sizeof(WCHAR) );  /* adjust position to start of filename */
1240         }
1241         else if (filename[4])
1242         {
1243             ret = VXD_Open( filename+4, access, sa );
1244             goto done;
1245         }
1246         else
1247         {
1248             SetLastError( ERROR_INVALID_NAME );
1249             return INVALID_HANDLE_VALUE;
1250         }
1251     }
1252     else dosdev = RtlIsDosDeviceName_U( filename );
1253
1254     if (dosdev)
1255     {
1256         static const WCHAR conW[] = {'C','O','N'};
1257
1258         if (LOWORD(dosdev) == sizeof(conW) &&
1259             !memicmpW( filename + HIWORD(dosdev)/sizeof(WCHAR), conW, sizeof(conW)/sizeof(WCHAR)))
1260         {
1261             switch (access & (GENERIC_READ|GENERIC_WRITE))
1262             {
1263             case GENERIC_READ:
1264                 ret = OpenConsoleW(coninW, access, (sa && sa->bInheritHandle), creation);
1265                 goto done;
1266             case GENERIC_WRITE:
1267                 ret = OpenConsoleW(conoutW, access, (sa && sa->bInheritHandle), creation);
1268                 goto done;
1269             default:
1270                 SetLastError( ERROR_FILE_NOT_FOUND );
1271                 return INVALID_HANDLE_VALUE;
1272             }
1273         }
1274     }
1275
1276     if (creation < CREATE_NEW || creation > TRUNCATE_EXISTING)
1277     {
1278         SetLastError( ERROR_INVALID_PARAMETER );
1279         return INVALID_HANDLE_VALUE;
1280     }
1281
1282     if (!RtlDosPathNameToNtPathName_U( filename, &nameW, NULL, NULL ))
1283     {
1284         SetLastError( ERROR_PATH_NOT_FOUND );
1285         return INVALID_HANDLE_VALUE;
1286     }
1287
1288     /* now call NtCreateFile */
1289
1290     options = 0;
1291     if (attributes & FILE_FLAG_BACKUP_SEMANTICS)
1292         options |= FILE_OPEN_FOR_BACKUP_INTENT;
1293     else
1294         options |= FILE_NON_DIRECTORY_FILE;
1295     if (attributes & FILE_FLAG_DELETE_ON_CLOSE)
1296         options |= FILE_DELETE_ON_CLOSE;
1297     if (!(attributes & FILE_FLAG_OVERLAPPED))
1298         options |= FILE_SYNCHRONOUS_IO_ALERT;
1299     if (attributes & FILE_FLAG_RANDOM_ACCESS)
1300         options |= FILE_RANDOM_ACCESS;
1301     attributes &= FILE_ATTRIBUTE_VALID_FLAGS;
1302
1303     attr.Length = sizeof(attr);
1304     attr.RootDirectory = 0;
1305     attr.Attributes = OBJ_CASE_INSENSITIVE;
1306     attr.ObjectName = &nameW;
1307     attr.SecurityDescriptor = sa ? sa->lpSecurityDescriptor : NULL;
1308     attr.SecurityQualityOfService = NULL;
1309
1310     if (sa && sa->bInheritHandle) attr.Attributes |= OBJ_INHERIT;
1311
1312     status = NtCreateFile( &ret, access, &attr, &io, NULL, attributes,
1313                            sharing, nt_disposition[creation - CREATE_NEW],
1314                            options, NULL, 0 );
1315     if (status)
1316     {
1317         WARN("Unable to create file %s (status %lx)\n", debugstr_w(filename), status);
1318         ret = INVALID_HANDLE_VALUE;
1319
1320         /* In the case file creation was rejected due to CREATE_NEW flag
1321          * was specified and file with that name already exists, correct
1322          * last error is ERROR_FILE_EXISTS and not ERROR_ALREADY_EXISTS.
1323          * Note: RtlNtStatusToDosError is not the subject to blame here.
1324          */
1325         if (status == STATUS_OBJECT_NAME_COLLISION)
1326             SetLastError( ERROR_FILE_EXISTS );
1327         else
1328             SetLastError( RtlNtStatusToDosError(status) );
1329     }
1330     else SetLastError(0);
1331     RtlFreeUnicodeString( &nameW );
1332
1333  done:
1334     if (!ret) ret = INVALID_HANDLE_VALUE;
1335     TRACE("returning %p\n", ret);
1336     return ret;
1337 }
1338
1339
1340
1341 /*************************************************************************
1342  *              CreateFileA              (KERNEL32.@)
1343  */
1344 HANDLE WINAPI CreateFileA( LPCSTR filename, DWORD access, DWORD sharing,
1345                            LPSECURITY_ATTRIBUTES sa, DWORD creation,
1346                            DWORD attributes, HANDLE template)
1347 {
1348     WCHAR *nameW;
1349
1350     if (!(nameW = FILE_name_AtoW( filename, FALSE ))) return INVALID_HANDLE_VALUE;
1351     return CreateFileW( nameW, access, sharing, sa, creation, attributes, template );
1352 }
1353
1354
1355 /***********************************************************************
1356  *           DeleteFileW   (KERNEL32.@)
1357  */
1358 BOOL WINAPI DeleteFileW( LPCWSTR path )
1359 {
1360     UNICODE_STRING nameW;
1361     OBJECT_ATTRIBUTES attr;
1362     NTSTATUS status;
1363
1364     TRACE("%s\n", debugstr_w(path) );
1365
1366     if (!RtlDosPathNameToNtPathName_U( path, &nameW, NULL, NULL ))
1367     {
1368         SetLastError( ERROR_PATH_NOT_FOUND );
1369         return FALSE;
1370     }
1371
1372     attr.Length = sizeof(attr);
1373     attr.RootDirectory = 0;
1374     attr.Attributes = OBJ_CASE_INSENSITIVE;
1375     attr.ObjectName = &nameW;
1376     attr.SecurityDescriptor = NULL;
1377     attr.SecurityQualityOfService = NULL;
1378
1379     status = NtDeleteFile(&attr);
1380     RtlFreeUnicodeString( &nameW );
1381     if (status)
1382     {
1383         SetLastError( RtlNtStatusToDosError(status) );
1384         return FALSE;
1385     }
1386     return TRUE;
1387 }
1388
1389
1390 /***********************************************************************
1391  *           DeleteFileA   (KERNEL32.@)
1392  */
1393 BOOL WINAPI DeleteFileA( LPCSTR path )
1394 {
1395     WCHAR *pathW;
1396
1397     if (!(pathW = FILE_name_AtoW( path, FALSE ))) return FALSE;
1398     return DeleteFileW( pathW );
1399 }
1400
1401
1402 /**************************************************************************
1403  *           ReplaceFileW   (KERNEL32.@)
1404  *           ReplaceFile    (KERNEL32.@)
1405  */
1406 BOOL WINAPI ReplaceFileW(LPCWSTR lpReplacedFileName,LPCWSTR lpReplacementFileName,
1407                          LPCWSTR lpBackupFileName, DWORD dwReplaceFlags,
1408                          LPVOID lpExclude, LPVOID lpReserved)
1409 {
1410     FIXME("(%s,%s,%s,%08lx,%p,%p) stub\n",debugstr_w(lpReplacedFileName),debugstr_w(lpReplacementFileName),
1411                                           debugstr_w(lpBackupFileName),dwReplaceFlags,lpExclude,lpReserved);
1412     SetLastError(ERROR_UNABLE_TO_MOVE_REPLACEMENT);
1413     return FALSE;
1414 }
1415
1416
1417 /**************************************************************************
1418  *           ReplaceFileA (KERNEL32.@)
1419  */
1420 BOOL WINAPI ReplaceFileA(LPCSTR lpReplacedFileName,LPCSTR lpReplacementFileName,
1421                          LPCSTR lpBackupFileName, DWORD dwReplaceFlags,
1422                          LPVOID lpExclude, LPVOID lpReserved)
1423 {
1424     FIXME("(%s,%s,%s,%08lx,%p,%p) stub\n",lpReplacedFileName,lpReplacementFileName,
1425                                           lpBackupFileName,dwReplaceFlags,lpExclude,lpReserved);
1426     SetLastError(ERROR_UNABLE_TO_MOVE_REPLACEMENT);
1427     return FALSE;
1428 }
1429
1430
1431 /*************************************************************************
1432  *           FindFirstFileExW  (KERNEL32.@)
1433  */
1434 HANDLE WINAPI FindFirstFileExW( LPCWSTR filename, FINDEX_INFO_LEVELS level,
1435                                 LPVOID data, FINDEX_SEARCH_OPS search_op,
1436                                 LPVOID filter, DWORD flags)
1437 {
1438     WCHAR *mask, *p;
1439     FIND_FIRST_INFO *info = NULL;
1440     UNICODE_STRING nt_name;
1441     OBJECT_ATTRIBUTES attr;
1442     IO_STATUS_BLOCK io;
1443     NTSTATUS status;
1444
1445     TRACE("%s %d %p %d %p %lx\n", debugstr_w(filename), level, data, search_op, filter, flags);
1446
1447     if ((search_op != FindExSearchNameMatch) || (flags != 0))
1448     {
1449         FIXME("options not implemented 0x%08x 0x%08lx\n", search_op, flags );
1450         return INVALID_HANDLE_VALUE;
1451     }
1452     if (level != FindExInfoStandard)
1453     {
1454         FIXME("info level %d not implemented\n", level );
1455         return INVALID_HANDLE_VALUE;
1456     }
1457
1458     if (!RtlDosPathNameToNtPathName_U( filename, &nt_name, &mask, NULL ))
1459     {
1460         SetLastError( ERROR_PATH_NOT_FOUND );
1461         return INVALID_HANDLE_VALUE;
1462     }
1463
1464     if (!mask || !*mask)
1465     {
1466         SetLastError( ERROR_FILE_NOT_FOUND );
1467         goto error;
1468     }
1469
1470     if (!(info = HeapAlloc( GetProcessHeap(), 0, sizeof(*info))))
1471     {
1472         SetLastError( ERROR_NOT_ENOUGH_MEMORY );
1473         goto error;
1474     }
1475
1476     if (!RtlCreateUnicodeString( &info->mask, mask ))
1477     {
1478         SetLastError( ERROR_NOT_ENOUGH_MEMORY );
1479         goto error;
1480     }
1481
1482     /* truncate dir name before mask */
1483     *mask = 0;
1484     nt_name.Length = (mask - nt_name.Buffer) * sizeof(WCHAR);
1485
1486     /* check if path is the root of the drive */
1487     info->is_root = FALSE;
1488     p = nt_name.Buffer + 4;  /* skip \??\ prefix */
1489     if (p[0] && p[1] == ':')
1490     {
1491         p += 2;
1492         while (*p == '\\') p++;
1493         info->is_root = (*p == 0);
1494     }
1495
1496     attr.Length = sizeof(attr);
1497     attr.RootDirectory = 0;
1498     attr.Attributes = OBJ_CASE_INSENSITIVE;
1499     attr.ObjectName = &nt_name;
1500     attr.SecurityDescriptor = NULL;
1501     attr.SecurityQualityOfService = NULL;
1502
1503     status = NtOpenFile( &info->handle, GENERIC_READ, &attr, &io,
1504                          FILE_SHARE_READ | FILE_SHARE_WRITE,
1505                          FILE_DIRECTORY_FILE | FILE_SYNCHRONOUS_IO_NONALERT );
1506
1507     if (status != STATUS_SUCCESS)
1508     {
1509         RtlFreeUnicodeString( &info->mask );
1510         SetLastError( RtlNtStatusToDosError(status) );
1511         goto error;
1512     }
1513     RtlFreeUnicodeString( &nt_name );
1514
1515     RtlInitializeCriticalSection( &info->cs );
1516     info->magic    = FIND_FIRST_MAGIC;
1517     info->data_pos = 0;
1518     info->data_len = 0;
1519
1520     if (!FindNextFileW( (HANDLE)info, data ))
1521     {
1522         TRACE( "%s not found\n", debugstr_w(filename) );
1523         FindClose( (HANDLE)info );
1524         SetLastError( ERROR_FILE_NOT_FOUND );
1525         return INVALID_HANDLE_VALUE;
1526     }
1527     return (HANDLE)info;
1528
1529 error:
1530     HeapFree( GetProcessHeap(), 0, info );
1531     RtlFreeUnicodeString( &nt_name );
1532     return INVALID_HANDLE_VALUE;
1533 }
1534
1535
1536 /*************************************************************************
1537  *           FindNextFileW   (KERNEL32.@)
1538  */
1539 BOOL WINAPI FindNextFileW( HANDLE handle, WIN32_FIND_DATAW *data )
1540 {
1541     FIND_FIRST_INFO *info;
1542     FILE_BOTH_DIR_INFORMATION *dir_info;
1543     BOOL ret = FALSE;
1544
1545     TRACE("%p %p\n", handle, data);
1546
1547     if (!handle || handle == INVALID_HANDLE_VALUE)
1548     {
1549         SetLastError( ERROR_INVALID_HANDLE );
1550         return ret;
1551     }
1552     info = (FIND_FIRST_INFO *)handle;
1553     if (info->magic != FIND_FIRST_MAGIC)
1554     {
1555         SetLastError( ERROR_INVALID_HANDLE );
1556         return ret;
1557     }
1558
1559     RtlEnterCriticalSection( &info->cs );
1560
1561     for (;;)
1562     {
1563         if (info->data_pos >= info->data_len)  /* need to read some more data */
1564         {
1565             IO_STATUS_BLOCK io;
1566
1567             NtQueryDirectoryFile( info->handle, 0, NULL, NULL, &io, info->data, sizeof(info->data),
1568                                   FileBothDirectoryInformation, FALSE, &info->mask, FALSE );
1569             if (io.u.Status)
1570             {
1571                 SetLastError( RtlNtStatusToDosError( io.u.Status ) );
1572                 break;
1573             }
1574             info->data_len = io.Information;
1575             info->data_pos = 0;
1576         }
1577
1578         dir_info = (FILE_BOTH_DIR_INFORMATION *)(info->data + info->data_pos);
1579
1580         if (dir_info->NextEntryOffset) info->data_pos += dir_info->NextEntryOffset;
1581         else info->data_pos = info->data_len;
1582
1583         /* don't return '.' and '..' in the root of the drive */
1584         if (info->is_root)
1585         {
1586             if (dir_info->FileNameLength == sizeof(WCHAR) && dir_info->FileName[0] == '.') continue;
1587             if (dir_info->FileNameLength == 2 * sizeof(WCHAR) &&
1588                 dir_info->FileName[0] == '.' && dir_info->FileName[1] == '.') continue;
1589         }
1590
1591         data->dwFileAttributes = dir_info->FileAttributes;
1592         data->ftCreationTime   = *(FILETIME *)&dir_info->CreationTime;
1593         data->ftLastAccessTime = *(FILETIME *)&dir_info->LastAccessTime;
1594         data->ftLastWriteTime  = *(FILETIME *)&dir_info->LastWriteTime;
1595         data->nFileSizeHigh    = dir_info->EndOfFile.QuadPart >> 32;
1596         data->nFileSizeLow     = (DWORD)dir_info->EndOfFile.QuadPart;
1597         data->dwReserved0      = 0;
1598         data->dwReserved1      = 0;
1599
1600         memcpy( data->cFileName, dir_info->FileName, dir_info->FileNameLength );
1601         data->cFileName[dir_info->FileNameLength/sizeof(WCHAR)] = 0;
1602         memcpy( data->cAlternateFileName, dir_info->ShortName, dir_info->ShortNameLength );
1603         data->cAlternateFileName[dir_info->ShortNameLength/sizeof(WCHAR)] = 0;
1604
1605         TRACE("returning %s (%s)\n",
1606               debugstr_w(data->cFileName), debugstr_w(data->cAlternateFileName) );
1607
1608         ret = TRUE;
1609         break;
1610     }
1611
1612     RtlLeaveCriticalSection( &info->cs );
1613     return ret;
1614 }
1615
1616
1617 /*************************************************************************
1618  *           FindClose   (KERNEL32.@)
1619  */
1620 BOOL WINAPI FindClose( HANDLE handle )
1621 {
1622     FIND_FIRST_INFO *info = (FIND_FIRST_INFO *)handle;
1623
1624     if (!handle || handle == INVALID_HANDLE_VALUE)
1625     {
1626         SetLastError( ERROR_INVALID_HANDLE );
1627         return FALSE;
1628     }
1629
1630     __TRY
1631     {
1632         if (info->magic == FIND_FIRST_MAGIC)
1633         {
1634             RtlEnterCriticalSection( &info->cs );
1635             if (info->magic == FIND_FIRST_MAGIC)  /* in case someone else freed it in the meantime */
1636             {
1637                 info->magic = 0;
1638                 if (info->handle) CloseHandle( info->handle );
1639                 info->handle = 0;
1640                 RtlFreeUnicodeString( &info->mask );
1641                 info->mask.Buffer = NULL;
1642                 info->data_pos = 0;
1643                 info->data_len = 0;
1644                 RtlLeaveCriticalSection( &info->cs );
1645                 RtlDeleteCriticalSection( &info->cs );
1646                 HeapFree( GetProcessHeap(), 0, info );
1647             }
1648         }
1649     }
1650     __EXCEPT(page_fault)
1651     {
1652         WARN("Illegal handle %p\n", handle);
1653         SetLastError( ERROR_INVALID_HANDLE );
1654         return FALSE;
1655     }
1656     __ENDTRY
1657
1658     return TRUE;
1659 }
1660
1661
1662 /*************************************************************************
1663  *           FindFirstFileA   (KERNEL32.@)
1664  */
1665 HANDLE WINAPI FindFirstFileA( LPCSTR lpFileName, WIN32_FIND_DATAA *lpFindData )
1666 {
1667     return FindFirstFileExA(lpFileName, FindExInfoStandard, lpFindData,
1668                             FindExSearchNameMatch, NULL, 0);
1669 }
1670
1671 /*************************************************************************
1672  *           FindFirstFileExA   (KERNEL32.@)
1673  */
1674 HANDLE WINAPI FindFirstFileExA( LPCSTR lpFileName, FINDEX_INFO_LEVELS fInfoLevelId,
1675                                 LPVOID lpFindFileData, FINDEX_SEARCH_OPS fSearchOp,
1676                                 LPVOID lpSearchFilter, DWORD dwAdditionalFlags)
1677 {
1678     HANDLE handle;
1679     WIN32_FIND_DATAA *dataA;
1680     WIN32_FIND_DATAW dataW;
1681     WCHAR *nameW;
1682
1683     if (!(nameW = FILE_name_AtoW( lpFileName, FALSE ))) return INVALID_HANDLE_VALUE;
1684
1685     handle = FindFirstFileExW(nameW, fInfoLevelId, &dataW, fSearchOp, lpSearchFilter, dwAdditionalFlags);
1686     if (handle == INVALID_HANDLE_VALUE) return handle;
1687
1688     dataA = (WIN32_FIND_DATAA *) lpFindFileData;
1689     dataA->dwFileAttributes = dataW.dwFileAttributes;
1690     dataA->ftCreationTime   = dataW.ftCreationTime;
1691     dataA->ftLastAccessTime = dataW.ftLastAccessTime;
1692     dataA->ftLastWriteTime  = dataW.ftLastWriteTime;
1693     dataA->nFileSizeHigh    = dataW.nFileSizeHigh;
1694     dataA->nFileSizeLow     = dataW.nFileSizeLow;
1695     FILE_name_WtoA( dataW.cFileName, -1, dataA->cFileName, sizeof(dataA->cFileName) );
1696     FILE_name_WtoA( dataW.cAlternateFileName, -1, dataA->cAlternateFileName,
1697                     sizeof(dataA->cAlternateFileName) );
1698     return handle;
1699 }
1700
1701
1702 /*************************************************************************
1703  *           FindFirstFileW   (KERNEL32.@)
1704  */
1705 HANDLE WINAPI FindFirstFileW( LPCWSTR lpFileName, WIN32_FIND_DATAW *lpFindData )
1706 {
1707     return FindFirstFileExW(lpFileName, FindExInfoStandard, lpFindData,
1708                             FindExSearchNameMatch, NULL, 0);
1709 }
1710
1711
1712 /*************************************************************************
1713  *           FindNextFileA   (KERNEL32.@)
1714  */
1715 BOOL WINAPI FindNextFileA( HANDLE handle, WIN32_FIND_DATAA *data )
1716 {
1717     WIN32_FIND_DATAW dataW;
1718
1719     if (!FindNextFileW( handle, &dataW )) return FALSE;
1720     data->dwFileAttributes = dataW.dwFileAttributes;
1721     data->ftCreationTime   = dataW.ftCreationTime;
1722     data->ftLastAccessTime = dataW.ftLastAccessTime;
1723     data->ftLastWriteTime  = dataW.ftLastWriteTime;
1724     data->nFileSizeHigh    = dataW.nFileSizeHigh;
1725     data->nFileSizeLow     = dataW.nFileSizeLow;
1726     FILE_name_WtoA( dataW.cFileName, -1, data->cFileName, sizeof(data->cFileName) );
1727     FILE_name_WtoA( dataW.cAlternateFileName, -1, data->cAlternateFileName,
1728                     sizeof(data->cAlternateFileName) );
1729     return TRUE;
1730 }
1731
1732
1733 /**************************************************************************
1734  *           GetFileAttributesW   (KERNEL32.@)
1735  */
1736 DWORD WINAPI GetFileAttributesW( LPCWSTR name )
1737 {
1738     FILE_BASIC_INFORMATION info;
1739     UNICODE_STRING nt_name;
1740     OBJECT_ATTRIBUTES attr;
1741     NTSTATUS status;
1742
1743     TRACE("%s\n", debugstr_w(name));
1744
1745     if (!RtlDosPathNameToNtPathName_U( name, &nt_name, NULL, NULL ))
1746     {
1747         SetLastError( ERROR_PATH_NOT_FOUND );
1748         return INVALID_FILE_ATTRIBUTES;
1749     }
1750
1751     attr.Length = sizeof(attr);
1752     attr.RootDirectory = 0;
1753     attr.Attributes = OBJ_CASE_INSENSITIVE;
1754     attr.ObjectName = &nt_name;
1755     attr.SecurityDescriptor = NULL;
1756     attr.SecurityQualityOfService = NULL;
1757
1758     status = NtQueryAttributesFile( &attr, &info );
1759     RtlFreeUnicodeString( &nt_name );
1760
1761     if (status == STATUS_SUCCESS) return info.FileAttributes;
1762
1763     /* NtQueryAttributesFile fails on devices, but GetFileAttributesW succeeds */
1764     if (RtlIsDosDeviceName_U( name )) return FILE_ATTRIBUTE_ARCHIVE;
1765
1766     SetLastError( RtlNtStatusToDosError(status) );
1767     return INVALID_FILE_ATTRIBUTES;
1768 }
1769
1770
1771 /**************************************************************************
1772  *           GetFileAttributesA   (KERNEL32.@)
1773  */
1774 DWORD WINAPI GetFileAttributesA( LPCSTR name )
1775 {
1776     WCHAR *nameW;
1777
1778     if (!(nameW = FILE_name_AtoW( name, FALSE ))) return INVALID_FILE_ATTRIBUTES;
1779     return GetFileAttributesW( nameW );
1780 }
1781
1782
1783 /**************************************************************************
1784  *              SetFileAttributesW      (KERNEL32.@)
1785  */
1786 BOOL WINAPI SetFileAttributesW( LPCWSTR name, DWORD attributes )
1787 {
1788     UNICODE_STRING nt_name;
1789     OBJECT_ATTRIBUTES attr;
1790     IO_STATUS_BLOCK io;
1791     NTSTATUS status;
1792     HANDLE handle;
1793
1794     TRACE("%s %lx\n", debugstr_w(name), attributes);
1795
1796     if (!RtlDosPathNameToNtPathName_U( name, &nt_name, NULL, NULL ))
1797     {
1798         SetLastError( ERROR_PATH_NOT_FOUND );
1799         return FALSE;
1800     }
1801
1802     attr.Length = sizeof(attr);
1803     attr.RootDirectory = 0;
1804     attr.Attributes = OBJ_CASE_INSENSITIVE;
1805     attr.ObjectName = &nt_name;
1806     attr.SecurityDescriptor = NULL;
1807     attr.SecurityQualityOfService = NULL;
1808
1809     status = NtOpenFile( &handle, 0, &attr, &io, 0, FILE_SYNCHRONOUS_IO_NONALERT );
1810     RtlFreeUnicodeString( &nt_name );
1811
1812     if (status == STATUS_SUCCESS)
1813     {
1814         FILE_BASIC_INFORMATION info;
1815
1816         memset( &info, 0, sizeof(info) );
1817         info.FileAttributes = attributes | FILE_ATTRIBUTE_NORMAL;  /* make sure it's not zero */
1818         status = NtSetInformationFile( handle, &io, &info, sizeof(info), FileBasicInformation );
1819         NtClose( handle );
1820     }
1821
1822     if (status == STATUS_SUCCESS) return TRUE;
1823     SetLastError( RtlNtStatusToDosError(status) );
1824     return FALSE;
1825 }
1826
1827
1828 /**************************************************************************
1829  *              SetFileAttributesA      (KERNEL32.@)
1830  */
1831 BOOL WINAPI SetFileAttributesA( LPCSTR name, DWORD attributes )
1832 {
1833     WCHAR *nameW;
1834
1835     if (!(nameW = FILE_name_AtoW( name, FALSE ))) return FALSE;
1836     return SetFileAttributesW( nameW, attributes );
1837 }
1838
1839
1840 /**************************************************************************
1841  *           GetFileAttributesExW   (KERNEL32.@)
1842  */
1843 BOOL WINAPI GetFileAttributesExW( LPCWSTR name, GET_FILEEX_INFO_LEVELS level, LPVOID ptr )
1844 {
1845     FILE_NETWORK_OPEN_INFORMATION info;
1846     WIN32_FILE_ATTRIBUTE_DATA *data = ptr;
1847     UNICODE_STRING nt_name;
1848     OBJECT_ATTRIBUTES attr;
1849     NTSTATUS status;
1850
1851     TRACE("%s %d %p\n", debugstr_w(name), level, ptr);
1852
1853     if (level != GetFileExInfoStandard)
1854     {
1855         SetLastError( ERROR_INVALID_PARAMETER );
1856         return FALSE;
1857     }
1858
1859     if (!RtlDosPathNameToNtPathName_U( name, &nt_name, NULL, NULL ))
1860     {
1861         SetLastError( ERROR_PATH_NOT_FOUND );
1862         return FALSE;
1863     }
1864
1865     attr.Length = sizeof(attr);
1866     attr.RootDirectory = 0;
1867     attr.Attributes = OBJ_CASE_INSENSITIVE;
1868     attr.ObjectName = &nt_name;
1869     attr.SecurityDescriptor = NULL;
1870     attr.SecurityQualityOfService = NULL;
1871
1872     status = NtQueryFullAttributesFile( &attr, &info );
1873     RtlFreeUnicodeString( &nt_name );
1874
1875     if (status != STATUS_SUCCESS)
1876     {
1877         SetLastError( RtlNtStatusToDosError(status) );
1878         return FALSE;
1879     }
1880
1881     data->dwFileAttributes = info.FileAttributes;
1882     data->ftCreationTime.dwLowDateTime    = info.CreationTime.u.LowPart;
1883     data->ftCreationTime.dwHighDateTime   = info.CreationTime.u.HighPart;
1884     data->ftLastAccessTime.dwLowDateTime  = info.LastAccessTime.u.LowPart;
1885     data->ftLastAccessTime.dwHighDateTime = info.LastAccessTime.u.HighPart;
1886     data->ftLastWriteTime.dwLowDateTime   = info.LastWriteTime.u.LowPart;
1887     data->ftLastWriteTime.dwHighDateTime  = info.LastWriteTime.u.HighPart;
1888     data->nFileSizeLow                    = info.EndOfFile.u.LowPart;
1889     data->nFileSizeHigh                   = info.EndOfFile.u.HighPart;
1890     return TRUE;
1891 }
1892
1893
1894 /**************************************************************************
1895  *           GetFileAttributesExA   (KERNEL32.@)
1896  */
1897 BOOL WINAPI GetFileAttributesExA( LPCSTR name, GET_FILEEX_INFO_LEVELS level, LPVOID ptr )
1898 {
1899     WCHAR *nameW;
1900
1901     if (!(nameW = FILE_name_AtoW( name, FALSE ))) return FALSE;
1902     return GetFileAttributesExW( nameW, level, ptr );
1903 }
1904
1905
1906 /******************************************************************************
1907  *           GetCompressedFileSizeW   (KERNEL32.@)
1908  *
1909  * RETURNS
1910  *    Success: Low-order doubleword of number of bytes
1911  *    Failure: INVALID_FILE_SIZE
1912  */
1913 DWORD WINAPI GetCompressedFileSizeW(
1914     LPCWSTR name,       /* [in]  Pointer to name of file */
1915     LPDWORD size_high ) /* [out] Receives high-order doubleword of size */
1916 {
1917     UNICODE_STRING nt_name;
1918     OBJECT_ATTRIBUTES attr;
1919     IO_STATUS_BLOCK io;
1920     NTSTATUS status;
1921     HANDLE handle;
1922     DWORD ret = INVALID_FILE_SIZE;
1923
1924     TRACE("%s %p\n", debugstr_w(name), size_high);
1925
1926     if (!RtlDosPathNameToNtPathName_U( name, &nt_name, NULL, NULL ))
1927     {
1928         SetLastError( ERROR_PATH_NOT_FOUND );
1929         return INVALID_FILE_SIZE;
1930     }
1931
1932     attr.Length = sizeof(attr);
1933     attr.RootDirectory = 0;
1934     attr.Attributes = OBJ_CASE_INSENSITIVE;
1935     attr.ObjectName = &nt_name;
1936     attr.SecurityDescriptor = NULL;
1937     attr.SecurityQualityOfService = NULL;
1938
1939     status = NtOpenFile( &handle, 0, &attr, &io, 0, FILE_SYNCHRONOUS_IO_NONALERT );
1940     RtlFreeUnicodeString( &nt_name );
1941
1942     if (status == STATUS_SUCCESS)
1943     {
1944         /* we don't support compressed files, simply return the file size */
1945         ret = GetFileSize( handle, size_high );
1946         NtClose( handle );
1947     }
1948     else SetLastError( RtlNtStatusToDosError(status) );
1949
1950     return ret;
1951 }
1952
1953
1954 /******************************************************************************
1955  *           GetCompressedFileSizeA   (KERNEL32.@)
1956  */
1957 DWORD WINAPI GetCompressedFileSizeA( LPCSTR name, LPDWORD size_high )
1958 {
1959     WCHAR *nameW;
1960
1961     if (!(nameW = FILE_name_AtoW( name, FALSE ))) return INVALID_FILE_SIZE;
1962     return GetCompressedFileSizeW( nameW, size_high );
1963 }
1964
1965
1966 /***********************************************************************
1967  *           OpenFile   (KERNEL32.@)
1968  */
1969 HFILE WINAPI OpenFile( LPCSTR name, OFSTRUCT *ofs, UINT mode )
1970 {
1971     HANDLE handle;
1972     FILETIME filetime;
1973     WORD filedatetime[2];
1974
1975     if (!ofs) return HFILE_ERROR;
1976
1977     TRACE("%s %s %s %s%s%s%s%s%s%s%s%s\n",name,
1978           ((mode & 0x3 )==OF_READ)?"OF_READ":
1979           ((mode & 0x3 )==OF_WRITE)?"OF_WRITE":
1980           ((mode & 0x3 )==OF_READWRITE)?"OF_READWRITE":"unknown",
1981           ((mode & 0x70 )==OF_SHARE_COMPAT)?"OF_SHARE_COMPAT":
1982           ((mode & 0x70 )==OF_SHARE_DENY_NONE)?"OF_SHARE_DENY_NONE":
1983           ((mode & 0x70 )==OF_SHARE_DENY_READ)?"OF_SHARE_DENY_READ":
1984           ((mode & 0x70 )==OF_SHARE_DENY_WRITE)?"OF_SHARE_DENY_WRITE":
1985           ((mode & 0x70 )==OF_SHARE_EXCLUSIVE)?"OF_SHARE_EXCLUSIVE":"unknown",
1986           ((mode & OF_PARSE )==OF_PARSE)?"OF_PARSE ":"",
1987           ((mode & OF_DELETE )==OF_DELETE)?"OF_DELETE ":"",
1988           ((mode & OF_VERIFY )==OF_VERIFY)?"OF_VERIFY ":"",
1989           ((mode & OF_SEARCH )==OF_SEARCH)?"OF_SEARCH ":"",
1990           ((mode & OF_CANCEL )==OF_CANCEL)?"OF_CANCEL ":"",
1991           ((mode & OF_CREATE )==OF_CREATE)?"OF_CREATE ":"",
1992           ((mode & OF_PROMPT )==OF_PROMPT)?"OF_PROMPT ":"",
1993           ((mode & OF_EXIST )==OF_EXIST)?"OF_EXIST ":"",
1994           ((mode & OF_REOPEN )==OF_REOPEN)?"OF_REOPEN ":""
1995         );
1996
1997
1998     ofs->cBytes = sizeof(OFSTRUCT);
1999     ofs->nErrCode = 0;
2000     if (mode & OF_REOPEN) name = ofs->szPathName;
2001
2002     if (!name) return HFILE_ERROR;
2003
2004     TRACE("%s %04x\n", name, mode );
2005
2006     /* the watcom 10.6 IDE relies on a valid path returned in ofs->szPathName
2007        Are there any cases where getting the path here is wrong?
2008        Uwe Bonnes 1997 Apr 2 */
2009     if (!GetFullPathNameA( name, sizeof(ofs->szPathName), ofs->szPathName, NULL )) goto error;
2010
2011     /* OF_PARSE simply fills the structure */
2012
2013     if (mode & OF_PARSE)
2014     {
2015         ofs->fFixedDisk = (GetDriveTypeA( ofs->szPathName ) != DRIVE_REMOVABLE);
2016         TRACE("(%s): OF_PARSE, res = '%s'\n", name, ofs->szPathName );
2017         return 0;
2018     }
2019
2020     /* OF_CREATE is completely different from all other options, so
2021        handle it first */
2022
2023     if (mode & OF_CREATE)
2024     {
2025         if ((handle = create_file_OF( name, mode )) == INVALID_HANDLE_VALUE)
2026             goto error;
2027     }
2028     else
2029     {
2030         /* Now look for the file */
2031
2032         if (!SearchPathA( NULL, name, NULL, sizeof(ofs->szPathName), ofs->szPathName, NULL ))
2033             goto error;
2034
2035         TRACE("found %s\n", debugstr_a(ofs->szPathName) );
2036
2037         if (mode & OF_DELETE)
2038         {
2039             if (!DeleteFileA( ofs->szPathName )) goto error;
2040             TRACE("(%s): OF_DELETE return = OK\n", name);
2041             return TRUE;
2042         }
2043
2044         handle = (HANDLE)_lopen( ofs->szPathName, mode );
2045         if (handle == INVALID_HANDLE_VALUE) goto error;
2046
2047         GetFileTime( handle, NULL, NULL, &filetime );
2048         FileTimeToDosDateTime( &filetime, &filedatetime[0], &filedatetime[1] );
2049         if ((mode & OF_VERIFY) && (mode & OF_REOPEN))
2050         {
2051             if (ofs->Reserved1 != filedatetime[0] || ofs->Reserved2 != filedatetime[1] )
2052             {
2053                 CloseHandle( handle );
2054                 WARN("(%s): OF_VERIFY failed\n", name );
2055                 /* FIXME: what error here? */
2056                 SetLastError( ERROR_FILE_NOT_FOUND );
2057                 goto error;
2058             }
2059         }
2060         ofs->Reserved1 = filedatetime[0];
2061         ofs->Reserved2 = filedatetime[1];
2062     }
2063     TRACE("(%s): OK, return = %p\n", name, handle );
2064     if (mode & OF_EXIST)  /* Return TRUE instead of a handle */
2065     {
2066         CloseHandle( handle );
2067         return TRUE;
2068     }
2069     else return (HFILE)handle;
2070
2071 error:  /* We get here if there was an error opening the file */
2072     ofs->nErrCode = GetLastError();
2073     WARN("(%s): return = HFILE_ERROR error= %d\n", name,ofs->nErrCode );
2074     return HFILE_ERROR;
2075 }