git.oblomov.eu Git - wine/blob - dlls/kernel32/file.c

   1 /*
   2  * File handling functions
   3  *
   4  * Copyright 1993 John Burton
   5  * Copyright 1996, 2004 Alexandre Julliard
   6  * Copyright 2008 Jeff Zaroyko
   7  *
   8  * This library is free software; you can redistribute it and/or
   9  * modify it under the terms of the GNU Lesser General Public
  10  * License as published by the Free Software Foundation; either
  11  * version 2.1 of the License, or (at your option) any later version.
  12  *
  13  * This library is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  16  * Lesser General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU Lesser General Public
  19  * License along with this library; if not, write to the Free Software
  20  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  21  */
  22
  23 #include "config.h"
  24 #include "wine/port.h"
  25
  26 #include <stdarg.h>
  27 #include <stdio.h>
  28 #include <errno.h>
  29 #ifdef HAVE_SYS_STAT_H
  30 # include <sys/stat.h>
  31 #endif
  32
  33 #define NONAMELESSUNION
  34 #define NONAMELESSSTRUCT
  35 #include "winerror.h"
  36 #include "ntstatus.h"
  37 #define WIN32_NO_STATUS
  38 #include "windef.h"
  39 #include "winbase.h"
  40 #include "winternl.h"
  41 #include "winioctl.h"
  42 #include "wincon.h"
  43 #include "wine/winbase16.h"
  44 #include "kernel_private.h"
  45
  46 #include "wine/exception.h"
  47 #include "wine/unicode.h"
  48 #include "wine/debug.h"
  49
  50 WINE_DEFAULT_DEBUG_CHANNEL(file);
  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     FINDEX_SEARCH_OPS search_op;   /* Flags passed to FindFirst.  */
  59     UNICODE_STRING    mask;        /* file mask */
  60     UNICODE_STRING    path;        /* NT path used to open the directory */
  61     BOOL              is_root;     /* is directory the root of the drive? */
  62     UINT              data_pos;    /* current position in dir data */
  63     UINT              data_len;    /* length of dir data */
  64     BYTE              data[8192];  /* directory data */
  65 } FIND_FIRST_INFO;
  66
  67 #define FIND_FIRST_MAGIC  0xc0ffee11
  68
  69 static BOOL oem_file_apis;
  70
  71 static const WCHAR wildcardsW[] = { '*','?',0 };
  72
  73 /***********************************************************************
  74  *              create_file_OF
  75  *
  76  * Wrapper for CreateFile that takes OF_* mode flags.
  77  */
  78 static HANDLE create_file_OF( LPCSTR path, INT mode )
  79 {
  80     DWORD access, sharing, creation;
  81
  82     if (mode & OF_CREATE)
  83     {
  84         creation = CREATE_ALWAYS;
  85         access = GENERIC_READ | GENERIC_WRITE;
  86     }
  87     else
  88     {
  89         creation = OPEN_EXISTING;
  90         switch(mode & 0x03)
  91         {
  92         case OF_READ:      access = GENERIC_READ; break;
  93         case OF_WRITE:     access = GENERIC_WRITE; break;
  94         case OF_READWRITE: access = GENERIC_READ | GENERIC_WRITE; break;
  95         default:           access = 0; break;
  96         }
  97     }
  98
  99     switch(mode & 0x70)
 100     {
 101     case OF_SHARE_EXCLUSIVE:  sharing = 0; break;
 102     case OF_SHARE_DENY_WRITE: sharing = FILE_SHARE_READ; break;
 103     case OF_SHARE_DENY_READ:  sharing = FILE_SHARE_WRITE; break;
 104     case OF_SHARE_DENY_NONE:
 105     case OF_SHARE_COMPAT:
 106     default:                  sharing = FILE_SHARE_READ | FILE_SHARE_WRITE; break;
 107     }
 108     return CreateFileA( path, access, sharing, NULL, creation, FILE_ATTRIBUTE_NORMAL, 0 );
 109 }
 110
 111
 112 /***********************************************************************
 113  *              check_dir_symlink
 114  *
 115  * Check if a dir symlink should be returned by FindNextFile.
 116  */
 117 static BOOL check_dir_symlink( FIND_FIRST_INFO *info, const FILE_BOTH_DIR_INFORMATION *file_info )
 118 {
 119     UNICODE_STRING str;
 120     ANSI_STRING unix_name;
 121     struct stat st, parent_st;
 122     BOOL ret = TRUE;
 123     DWORD len;
 124
 125     str.MaximumLength = info->path.Length + sizeof(WCHAR) + file_info->FileNameLength;
 126     if (!(str.Buffer = HeapAlloc( GetProcessHeap(), 0, str.MaximumLength ))) return TRUE;
 127     memcpy( str.Buffer, info->path.Buffer, info->path.Length );
 128     len = info->path.Length / sizeof(WCHAR);
 129     if (!len || str.Buffer[len-1] != '\\') str.Buffer[len++] = '\\';
 130     memcpy( str.Buffer + len, file_info->FileName, file_info->FileNameLength );
 131     str.Length = len * sizeof(WCHAR) + file_info->FileNameLength;
 132
 133     unix_name.Buffer = NULL;
 134     if (!wine_nt_to_unix_file_name( &str, &unix_name, OPEN_EXISTING, FALSE ) &&
 135         !stat( unix_name.Buffer, &st ))
 136     {
 137         char *p = unix_name.Buffer + unix_name.Length - 1;
 138
 139         /* skip trailing slashes */
 140         while (p > unix_name.Buffer && *p == '/') p--;
 141
 142         while (ret && p > unix_name.Buffer)
 143         {
 144             while (p > unix_name.Buffer && *p != '/') p--;
 145             while (p > unix_name.Buffer && *p == '/') p--;
 146             p[1] = 0;
 147             if (!stat( unix_name.Buffer, &parent_st ) &&
 148                 parent_st.st_dev == st.st_dev &&
 149                 parent_st.st_ino == st.st_ino)
 150             {
 151                 WARN( "suppressing dir symlink %s pointing to parent %s\n",
 152                       debugstr_wn( str.Buffer, str.Length/sizeof(WCHAR) ),
 153                       debugstr_a( unix_name.Buffer ));
 154                 ret = FALSE;
 155             }
 156         }
 157     }
 158     RtlFreeAnsiString( &unix_name );
 159     RtlFreeUnicodeString( &str );
 160     return ret;
 161 }
 162
 163
 164 /***********************************************************************
 165  *           FILE_SetDosError
 166  *
 167  * Set the DOS error code from errno.
 168  */
 169 void FILE_SetDosError(void)
 170 {
 171     int save_errno = errno; /* errno gets overwritten by printf */
 172
 173     TRACE("errno = %d %s\n", errno, strerror(errno));
 174     switch (save_errno)
 175     {
 176     case EAGAIN:
 177         SetLastError( ERROR_SHARING_VIOLATION );
 178         break;
 179     case EBADF:
 180         SetLastError( ERROR_INVALID_HANDLE );
 181         break;
 182     case ENOSPC:
 183         SetLastError( ERROR_HANDLE_DISK_FULL );
 184         break;
 185     case EACCES:
 186     case EPERM:
 187     case EROFS:
 188         SetLastError( ERROR_ACCESS_DENIED );
 189         break;
 190     case EBUSY:
 191         SetLastError( ERROR_LOCK_VIOLATION );
 192         break;
 193     case ENOENT:
 194         SetLastError( ERROR_FILE_NOT_FOUND );
 195         break;
 196     case EISDIR:
 197         SetLastError( ERROR_CANNOT_MAKE );
 198         break;
 199     case ENFILE:
 200     case EMFILE:
 201         SetLastError( ERROR_TOO_MANY_OPEN_FILES );
 202         break;
 203     case EEXIST:
 204         SetLastError( ERROR_FILE_EXISTS );
 205         break;
 206     case EINVAL:
 207     case ESPIPE:
 208         SetLastError( ERROR_SEEK );
 209         break;
 210     case ENOTEMPTY:
 211         SetLastError( ERROR_DIR_NOT_EMPTY );
 212         break;
 213     case ENOEXEC:
 214         SetLastError( ERROR_BAD_FORMAT );
 215         break;
 216     case ENOTDIR:
 217         SetLastError( ERROR_PATH_NOT_FOUND );
 218         break;
 219     case EXDEV:
 220         SetLastError( ERROR_NOT_SAME_DEVICE );
 221         break;
 222     default:
 223         WARN("unknown file error: %s\n", strerror(save_errno) );
 224         SetLastError( ERROR_GEN_FAILURE );
 225         break;
 226     }
 227     errno = save_errno;
 228 }
 229
 230
 231 /***********************************************************************
 232  *           FILE_name_AtoW
 233  *
 234  * Convert a file name to Unicode, taking into account the OEM/Ansi API mode.
 235  *
 236  * If alloc is FALSE uses the TEB static buffer, so it can only be used when
 237  * there is no possibility for the function to do that twice, taking into
 238  * account any called function.
 239  */
 240 WCHAR *FILE_name_AtoW( LPCSTR name, BOOL alloc )
 241 {
 242     ANSI_STRING str;
 243     UNICODE_STRING strW, *pstrW;
 244     NTSTATUS status;
 245
 246     RtlInitAnsiString( &str, name );
 247     pstrW = alloc ? &strW : &NtCurrentTeb()->StaticUnicodeString;
 248     if (oem_file_apis)
 249         status = RtlOemStringToUnicodeString( pstrW, &str, alloc );
 250     else
 251         status = RtlAnsiStringToUnicodeString( pstrW, &str, alloc );
 252     if (status == STATUS_SUCCESS) return pstrW->Buffer;
 253
 254     if (status == STATUS_BUFFER_OVERFLOW)
 255         SetLastError( ERROR_FILENAME_EXCED_RANGE );
 256     else
 257         SetLastError( RtlNtStatusToDosError(status) );
 258     return NULL;
 259 }
 260
 261
 262 /***********************************************************************
 263  *           FILE_name_WtoA
 264  *
 265  * Convert a file name back to OEM/Ansi. Returns number of bytes copied.
 266  */
 267 DWORD FILE_name_WtoA( LPCWSTR src, INT srclen, LPSTR dest, INT destlen )
 268 {
 269     DWORD ret;
 270
 271     if (srclen < 0) srclen = strlenW( src ) + 1;
 272     if (oem_file_apis)
 273         RtlUnicodeToOemN( dest, destlen, &ret, src, srclen * sizeof(WCHAR) );
 274     else
 275         RtlUnicodeToMultiByteN( dest, destlen, &ret, src, srclen * sizeof(WCHAR) );
 276     return ret;
 277 }
 278
 279
 280 /**************************************************************************
 281  *              SetFileApisToOEM   (KERNEL32.@)
 282  */
 283 VOID WINAPI SetFileApisToOEM(void)
 284 {
 285     oem_file_apis = TRUE;
 286 }
 287
 288
 289 /**************************************************************************
 290  *              SetFileApisToANSI   (KERNEL32.@)
 291  */
 292 VOID WINAPI SetFileApisToANSI(void)
 293 {
 294     oem_file_apis = FALSE;
 295 }
 296
 297
 298 /******************************************************************************
 299  *              AreFileApisANSI   (KERNEL32.@)
 300  *
 301  *  Determines if file functions are using ANSI
 302  *
 303  * RETURNS
 304  *    TRUE:  Set of file functions is using ANSI code page
 305  *    FALSE: Set of file functions is using OEM code page
 306  */
 307 BOOL WINAPI AreFileApisANSI(void)
 308 {
 309     return !oem_file_apis;
 310 }
 311
 312
 313 /**************************************************************************
 314  *                      Operations on file handles                        *
 315  **************************************************************************/
 316
 317 /******************************************************************
 318  *              FILE_ReadWriteApc (internal)
 319  */
 320 static void WINAPI FILE_ReadWriteApc(void* apc_user, PIO_STATUS_BLOCK io_status, ULONG reserved)
 321 {
 322     LPOVERLAPPED_COMPLETION_ROUTINE  cr = apc_user;
 323
 324     cr(RtlNtStatusToDosError(io_status->u.Status), io_status->Information, (LPOVERLAPPED)io_status);
 325 }
 326
 327
 328 /***********************************************************************
 329  *              ReadFileEx                (KERNEL32.@)
 330  */
 331 BOOL WINAPI ReadFileEx(HANDLE hFile, LPVOID buffer, DWORD bytesToRead,
 332                        LPOVERLAPPED overlapped,
 333                        LPOVERLAPPED_COMPLETION_ROUTINE lpCompletionRoutine)
 334 {
 335     LARGE_INTEGER       offset;
 336     NTSTATUS            status;
 337     PIO_STATUS_BLOCK    io_status;
 338
 339     TRACE("(hFile=%p, buffer=%p, bytes=%u, ovl=%p, ovl_fn=%p)\n", hFile, buffer, bytesToRead, overlapped, lpCompletionRoutine);
 340
 341     if (!overlapped)
 342     {
 343         SetLastError(ERROR_INVALID_PARAMETER);
 344         return FALSE;
 345     }
 346
 347     offset.u.LowPart = overlapped->u.s.Offset;
 348     offset.u.HighPart = overlapped->u.s.OffsetHigh;
 349     io_status = (PIO_STATUS_BLOCK)overlapped;
 350     io_status->u.Status = STATUS_PENDING;
 351     io_status->Information = 0;
 352
 353     status = NtReadFile(hFile, NULL, FILE_ReadWriteApc, lpCompletionRoutine,
 354                         io_status, buffer, bytesToRead, &offset, NULL);
 355
 356     if (status)
 357     {
 358         SetLastError( RtlNtStatusToDosError(status) );
 359         return FALSE;
 360     }
 361     return TRUE;
 362 }
 363
 364
 365 /***********************************************************************
 366  *              ReadFileScatter                (KERNEL32.@)
 367  */
 368 BOOL WINAPI ReadFileScatter( HANDLE file, FILE_SEGMENT_ELEMENT *segments, DWORD count,
 369                              LPDWORD reserved, LPOVERLAPPED overlapped )
 370 {
 371     PIO_STATUS_BLOCK io_status;
 372     LARGE_INTEGER offset;
 373     NTSTATUS status;
 374
 375     TRACE( "(%p %p %u %p)\n", file, segments, count, overlapped );
 376
 377     offset.u.LowPart = overlapped->u.s.Offset;
 378     offset.u.HighPart = overlapped->u.s.OffsetHigh;
 379     io_status = (PIO_STATUS_BLOCK)overlapped;
 380     io_status->u.Status = STATUS_PENDING;
 381     io_status->Information = 0;
 382
 383     status = NtReadFileScatter( file, NULL, NULL, NULL, io_status, segments, count, &offset, NULL );
 384     if (status) SetLastError( RtlNtStatusToDosError(status) );
 385     return !status;
 386 }
 387
 388
 389 /***********************************************************************
 390  *              ReadFile                (KERNEL32.@)
 391  */
 392 BOOL WINAPI ReadFile( HANDLE hFile, LPVOID buffer, DWORD bytesToRead,
 393                       LPDWORD bytesRead, LPOVERLAPPED overlapped )
 394 {
 395     LARGE_INTEGER       offset;
 396     PLARGE_INTEGER      poffset = NULL;
 397     IO_STATUS_BLOCK     iosb;
 398     PIO_STATUS_BLOCK    io_status = &iosb;
 399     HANDLE              hEvent = 0;
 400     NTSTATUS            status;
 401     LPVOID              cvalue = NULL;
 402
 403     TRACE("%p %p %d %p %p\n", hFile, buffer, bytesToRead,
 404           bytesRead, overlapped );
 405
 406     if (bytesRead) *bytesRead = 0;  /* Do this before anything else */
 407     if (!bytesToRead) return TRUE;
 408
 409     if (is_console_handle(hFile))
 410         return ReadConsoleA(hFile, buffer, bytesToRead, bytesRead, NULL);
 411
 412     if (overlapped != NULL)
 413     {
 414         offset.u.LowPart = overlapped->u.s.Offset;
 415         offset.u.HighPart = overlapped->u.s.OffsetHigh;
 416         poffset = &offset;
 417         hEvent = overlapped->hEvent;
 418         io_status = (PIO_STATUS_BLOCK)overlapped;
 419         if (((ULONG_PTR)hEvent & 1) == 0) cvalue = overlapped;
 420     }
 421     io_status->u.Status = STATUS_PENDING;
 422     io_status->Information = 0;
 423
 424     status = NtReadFile(hFile, hEvent, NULL, cvalue, io_status, buffer, bytesToRead, poffset, NULL);
 425
 426     if (status == STATUS_PENDING && !overlapped)
 427     {
 428         WaitForSingleObject( hFile, INFINITE );
 429         status = io_status->u.Status;
 430     }
 431
 432     if (status != STATUS_PENDING && bytesRead)
 433         *bytesRead = io_status->Information;
 434
 435     if (status && status != STATUS_END_OF_FILE && status != STATUS_TIMEOUT)
 436     {
 437         SetLastError( RtlNtStatusToDosError(status) );
 438         return FALSE;
 439     }
 440     return TRUE;
 441 }
 442
 443
 444 /***********************************************************************
 445  *              WriteFileEx                (KERNEL32.@)
 446  */
 447 BOOL WINAPI WriteFileEx(HANDLE hFile, LPCVOID buffer, DWORD bytesToWrite,
 448                         LPOVERLAPPED overlapped,
 449                         LPOVERLAPPED_COMPLETION_ROUTINE lpCompletionRoutine)
 450 {
 451     LARGE_INTEGER       offset;
 452     NTSTATUS            status;
 453     PIO_STATUS_BLOCK    io_status;
 454
 455     TRACE("%p %p %d %p %p\n", hFile, buffer, bytesToWrite, overlapped, lpCompletionRoutine);
 456
 457     if (overlapped == NULL)
 458     {
 459         SetLastError(ERROR_INVALID_PARAMETER);
 460         return FALSE;
 461     }
 462     offset.u.LowPart = overlapped->u.s.Offset;
 463     offset.u.HighPart = overlapped->u.s.OffsetHigh;
 464
 465     io_status = (PIO_STATUS_BLOCK)overlapped;
 466     io_status->u.Status = STATUS_PENDING;
 467     io_status->Information = 0;
 468
 469     status = NtWriteFile(hFile, NULL, FILE_ReadWriteApc, lpCompletionRoutine,
 470                          io_status, buffer, bytesToWrite, &offset, NULL);
 471
 472     if (status) SetLastError( RtlNtStatusToDosError(status) );
 473     return !status;
 474 }
 475
 476
 477 /***********************************************************************
 478  *              WriteFileGather                (KERNEL32.@)
 479  */
 480 BOOL WINAPI WriteFileGather( HANDLE file, FILE_SEGMENT_ELEMENT *segments, DWORD count,
 481                              LPDWORD reserved, LPOVERLAPPED overlapped )
 482 {
 483     PIO_STATUS_BLOCK io_status;
 484     LARGE_INTEGER offset;
 485     NTSTATUS status;
 486
 487     TRACE( "%p %p %u %p\n", file, segments, count, overlapped );
 488
 489     offset.u.LowPart = overlapped->u.s.Offset;
 490     offset.u.HighPart = overlapped->u.s.OffsetHigh;
 491     io_status = (PIO_STATUS_BLOCK)overlapped;
 492     io_status->u.Status = STATUS_PENDING;
 493     io_status->Information = 0;
 494
 495     status = NtWriteFileGather( file, NULL, NULL, NULL, io_status, segments, count, &offset, NULL );
 496     if (status) SetLastError( RtlNtStatusToDosError(status) );
 497     return !status;
 498 }
 499
 500
 501 /***********************************************************************
 502  *             WriteFile               (KERNEL32.@)
 503  */
 504 BOOL WINAPI WriteFile( HANDLE hFile, LPCVOID buffer, DWORD bytesToWrite,
 505                        LPDWORD bytesWritten, LPOVERLAPPED overlapped )
 506 {
 507     HANDLE hEvent = NULL;
 508     LARGE_INTEGER offset;
 509     PLARGE_INTEGER poffset = NULL;
 510     NTSTATUS status;
 511     IO_STATUS_BLOCK iosb;
 512     PIO_STATUS_BLOCK piosb = &iosb;
 513     LPVOID cvalue = NULL;
 514
 515     TRACE("%p %p %d %p %p\n", hFile, buffer, bytesToWrite, bytesWritten, overlapped );
 516
 517     if (is_console_handle(hFile))
 518         return WriteConsoleA(hFile, buffer, bytesToWrite, bytesWritten, NULL);
 519
 520     if (overlapped)
 521     {
 522         offset.u.LowPart = overlapped->u.s.Offset;
 523         offset.u.HighPart = overlapped->u.s.OffsetHigh;
 524         poffset = &offset;
 525         hEvent = overlapped->hEvent;
 526         piosb = (PIO_STATUS_BLOCK)overlapped;
 527         if (((ULONG_PTR)hEvent & 1) == 0) cvalue = overlapped;
 528     }
 529     piosb->u.Status = STATUS_PENDING;
 530     piosb->Information = 0;
 531
 532     status = NtWriteFile(hFile, hEvent, NULL, cvalue, piosb,
 533                          buffer, bytesToWrite, poffset, NULL);
 534
 535     if (status == STATUS_PENDING && !overlapped)
 536     {
 537         WaitForSingleObject( hFile, INFINITE );
 538         status = piosb->u.Status;
 539     }
 540
 541     if (status != STATUS_PENDING && bytesWritten)
 542         *bytesWritten = piosb->Information;
 543
 544     if (status && status != STATUS_TIMEOUT)
 545     {
 546         SetLastError( RtlNtStatusToDosError(status) );
 547         return FALSE;
 548     }
 549     return TRUE;
 550 }
 551
 552
 553 /***********************************************************************
 554  *              GetOverlappedResult     (KERNEL32.@)
 555  *
 556  * Check the result of an Asynchronous data transfer from a file.
 557  *
 558  * Parameters
 559  *   HANDLE hFile                 [in] handle of file to check on
 560  *   LPOVERLAPPED lpOverlapped    [in/out] pointer to overlapped
 561  *   LPDWORD lpTransferred        [in/out] number of bytes transferred
 562  *   BOOL bWait                   [in] wait for the transfer to complete ?
 563  *
 564  * RETURNS
 565  *   TRUE on success
 566  *   FALSE on failure
 567  *
 568  *  If successful (and relevant) lpTransferred will hold the number of
 569  *   bytes transferred during the async operation.
 570  */
 571 BOOL WINAPI GetOverlappedResult(HANDLE hFile, LPOVERLAPPED lpOverlapped,
 572                                 LPDWORD lpTransferred, BOOL bWait)
 573 {
 574     NTSTATUS status;
 575
 576     TRACE( "(%p %p %p %x)\n", hFile, lpOverlapped, lpTransferred, bWait );
 577
 578     status = lpOverlapped->Internal;
 579     if (status == STATUS_PENDING)
 580     {
 581         if (!bWait)
 582         {
 583             SetLastError( ERROR_IO_INCOMPLETE );
 584             return FALSE;
 585         }
 586
 587         if (WaitForSingleObject( lpOverlapped->hEvent ? lpOverlapped->hEvent : hFile,
 588                                  INFINITE ) == WAIT_FAILED)
 589             return FALSE;
 590         status = lpOverlapped->Internal;
 591     }
 592
 593     *lpTransferred = lpOverlapped->InternalHigh;
 594
 595     if (status) SetLastError( RtlNtStatusToDosError(status) );
 596     return !status;
 597 }
 598
 599 /***********************************************************************
 600  *             CancelIoEx                 (KERNEL32.@)
 601  *
 602  * Cancels pending I/O operations on a file given the overlapped used.
 603  *
 604  * PARAMS
 605  *  handle        [I] File handle.
 606  *  lpOverlapped  [I,OPT] pointer to overlapped (if null, cancel all)
 607  *
 608  * RETURNS
 609  *  Success: TRUE.
 610  *  Failure: FALSE, check GetLastError().
 611  */
 612 BOOL WINAPI CancelIoEx(HANDLE handle, LPOVERLAPPED lpOverlapped)
 613 {
 614     IO_STATUS_BLOCK    io_status;
 615
 616     NtCancelIoFileEx(handle, (PIO_STATUS_BLOCK) lpOverlapped, &io_status);
 617     if (io_status.u.Status)
 618     {
 619         SetLastError( RtlNtStatusToDosError( io_status.u.Status ) );
 620         return FALSE;
 621     }
 622     return TRUE;
 623 }
 624
 625 /***********************************************************************
 626  *             CancelIo                   (KERNEL32.@)
 627  *
 628  * Cancels pending I/O operations initiated by the current thread on a file.
 629  *
 630  * PARAMS
 631  *  handle [I] File handle.
 632  *
 633  * RETURNS
 634  *  Success: TRUE.
 635  *  Failure: FALSE, check GetLastError().
 636  */
 637 BOOL WINAPI CancelIo(HANDLE handle)
 638 {
 639     IO_STATUS_BLOCK    io_status;
 640
 641     NtCancelIoFile(handle, &io_status);
 642     if (io_status.u.Status)
 643     {
 644         SetLastError( RtlNtStatusToDosError( io_status.u.Status ) );
 645         return FALSE;
 646     }
 647     return TRUE;
 648 }
 649
 650 /***********************************************************************
 651  *           _hread   (KERNEL32.@)
 652  */
 653 LONG WINAPI _hread( HFILE hFile, LPVOID buffer, LONG count)
 654 {
 655     return _lread( hFile, buffer, count );
 656 }
 657
 658
 659 /***********************************************************************
 660  *           _hwrite   (KERNEL32.@)
 661  *
 662  *      experimentation yields that _lwrite:
 663  *              o truncates the file at the current position with
 664  *                a 0 len write
 665  *              o returns 0 on a 0 length write
 666  *              o works with console handles
 667  *
 668  */
 669 LONG WINAPI _hwrite( HFILE handle, LPCSTR buffer, LONG count )
 670 {
 671     DWORD result;
 672
 673     TRACE("%d %p %d\n", handle, buffer, count );
 674
 675     if (!count)
 676     {
 677         /* Expand or truncate at current position */
 678         if (!SetEndOfFile( LongToHandle(handle) )) return HFILE_ERROR;
 679         return 0;
 680     }
 681     if (!WriteFile( LongToHandle(handle), buffer, count, &result, NULL ))
 682         return HFILE_ERROR;
 683     return result;
 684 }
 685
 686
 687 /***********************************************************************
 688  *           _lclose   (KERNEL32.@)
 689  */
 690 HFILE WINAPI _lclose( HFILE hFile )
 691 {
 692     TRACE("handle %d\n", hFile );
 693     return CloseHandle( LongToHandle(hFile) ) ? 0 : HFILE_ERROR;
 694 }
 695
 696
 697 /***********************************************************************
 698  *           _lcreat   (KERNEL32.@)
 699  */
 700 HFILE WINAPI _lcreat( LPCSTR path, INT attr )
 701 {
 702     HANDLE hfile;
 703
 704     /* Mask off all flags not explicitly allowed by the doc */
 705     attr &= FILE_ATTRIBUTE_READONLY | FILE_ATTRIBUTE_HIDDEN | FILE_ATTRIBUTE_SYSTEM;
 706     TRACE("%s %02x\n", path, attr );
 707     hfile = CreateFileA( path, GENERIC_READ | GENERIC_WRITE,
 708                                FILE_SHARE_READ | FILE_SHARE_WRITE, NULL,
 709                                CREATE_ALWAYS, attr, 0 );
 710     return HandleToLong(hfile);
 711 }
 712
 713
 714 /***********************************************************************
 715  *           _lopen   (KERNEL32.@)
 716  */
 717 HFILE WINAPI _lopen( LPCSTR path, INT mode )
 718 {
 719     HANDLE hfile;
 720
 721     TRACE("(%s,%04x)\n", debugstr_a(path), mode );
 722     hfile = create_file_OF( path, mode & ~OF_CREATE );
 723     return HandleToLong(hfile);
 724 }
 725
 726 /***********************************************************************
 727  *           _lread   (KERNEL32.@)
 728  */
 729 UINT WINAPI _lread( HFILE handle, LPVOID buffer, UINT count )
 730 {
 731     DWORD result;
 732     if (!ReadFile( LongToHandle(handle), buffer, count, &result, NULL ))
 733         return HFILE_ERROR;
 734     return result;
 735 }
 736
 737
 738 /***********************************************************************
 739  *           _llseek   (KERNEL32.@)
 740  */
 741 LONG WINAPI _llseek( HFILE hFile, LONG lOffset, INT nOrigin )
 742 {
 743     return SetFilePointer( LongToHandle(hFile), lOffset, NULL, nOrigin );
 744 }
 745
 746
 747 /***********************************************************************
 748  *           _lwrite   (KERNEL32.@)
 749  */
 750 UINT WINAPI _lwrite( HFILE hFile, LPCSTR buffer, UINT count )
 751 {
 752     return (UINT)_hwrite( hFile, buffer, (LONG)count );
 753 }
 754
 755
 756 /***********************************************************************
 757  *           FlushFileBuffers   (KERNEL32.@)
 758  */
 759 BOOL WINAPI FlushFileBuffers( HANDLE hFile )
 760 {
 761     NTSTATUS            nts;
 762     IO_STATUS_BLOCK     ioblk;
 763
 764     if (is_console_handle( hFile ))
 765     {
 766         /* this will fail (as expected) for an output handle */
 767         return FlushConsoleInputBuffer( hFile );
 768     }
 769     nts = NtFlushBuffersFile( hFile, &ioblk );
 770     if (nts != STATUS_SUCCESS)
 771     {
 772         SetLastError( RtlNtStatusToDosError( nts ) );
 773         return FALSE;
 774     }
 775
 776     return TRUE;
 777 }
 778
 779
 780 /***********************************************************************
 781  *           GetFileType   (KERNEL32.@)
 782  */
 783 DWORD WINAPI GetFileType( HANDLE hFile )
 784 {
 785     FILE_FS_DEVICE_INFORMATION info;
 786     IO_STATUS_BLOCK io;
 787     NTSTATUS status;
 788
 789     if (is_console_handle( hFile )) return FILE_TYPE_CHAR;
 790
 791     status = NtQueryVolumeInformationFile( hFile, &io, &info, sizeof(info), FileFsDeviceInformation );
 792     if (status != STATUS_SUCCESS)
 793     {
 794         SetLastError( RtlNtStatusToDosError(status) );
 795         return FILE_TYPE_UNKNOWN;
 796     }
 797
 798     switch(info.DeviceType)
 799     {
 800     case FILE_DEVICE_NULL:
 801     case FILE_DEVICE_SERIAL_PORT:
 802     case FILE_DEVICE_PARALLEL_PORT:
 803     case FILE_DEVICE_TAPE:
 804     case FILE_DEVICE_UNKNOWN:
 805         return FILE_TYPE_CHAR;
 806     case FILE_DEVICE_NAMED_PIPE:
 807         return FILE_TYPE_PIPE;
 808     default:
 809         return FILE_TYPE_DISK;
 810     }
 811 }
 812
 813
 814 /***********************************************************************
 815  *             GetFileInformationByHandle   (KERNEL32.@)
 816  */
 817 BOOL WINAPI GetFileInformationByHandle( HANDLE hFile, BY_HANDLE_FILE_INFORMATION *info )
 818 {
 819     FILE_ALL_INFORMATION all_info;
 820     IO_STATUS_BLOCK io;
 821     NTSTATUS status;
 822
 823     status = NtQueryInformationFile( hFile, &io, &all_info, sizeof(all_info), FileAllInformation );
 824     if (status == STATUS_BUFFER_OVERFLOW) status = STATUS_SUCCESS;
 825     if (status == STATUS_SUCCESS)
 826     {
 827         info->dwFileAttributes                = all_info.BasicInformation.FileAttributes;
 828         info->ftCreationTime.dwHighDateTime   = all_info.BasicInformation.CreationTime.u.HighPart;
 829         info->ftCreationTime.dwLowDateTime    = all_info.BasicInformation.CreationTime.u.LowPart;
 830         info->ftLastAccessTime.dwHighDateTime = all_info.BasicInformation.LastAccessTime.u.HighPart;
 831         info->ftLastAccessTime.dwLowDateTime  = all_info.BasicInformation.LastAccessTime.u.LowPart;
 832         info->ftLastWriteTime.dwHighDateTime  = all_info.BasicInformation.LastWriteTime.u.HighPart;
 833         info->ftLastWriteTime.dwLowDateTime   = all_info.BasicInformation.LastWriteTime.u.LowPart;
 834         info->dwVolumeSerialNumber            = 0;  /* FIXME */
 835         info->nFileSizeHigh                   = all_info.StandardInformation.EndOfFile.u.HighPart;
 836         info->nFileSizeLow                    = all_info.StandardInformation.EndOfFile.u.LowPart;
 837         info->nNumberOfLinks                  = all_info.StandardInformation.NumberOfLinks;
 838         info->nFileIndexHigh                  = all_info.InternalInformation.IndexNumber.u.HighPart;
 839         info->nFileIndexLow                   = all_info.InternalInformation.IndexNumber.u.LowPart;
 840         return TRUE;
 841     }
 842     SetLastError( RtlNtStatusToDosError(status) );
 843     return FALSE;
 844 }
 845
 846
 847 /***********************************************************************
 848  *           GetFileSize   (KERNEL32.@)
 849  *
 850  * Retrieve the size of a file.
 851  *
 852  * PARAMS
 853  *  hFile        [I] File to retrieve size of.
 854  *  filesizehigh [O] On return, the high bits of the file size.
 855  *
 856  * RETURNS
 857  *  Success: The low bits of the file size.
 858  *  Failure: INVALID_FILE_SIZE. As this is could also be a success value,
 859  *           check GetLastError() for values other than ERROR_SUCCESS.
 860  */
 861 DWORD WINAPI GetFileSize( HANDLE hFile, LPDWORD filesizehigh )
 862 {
 863     LARGE_INTEGER size;
 864     if (!GetFileSizeEx( hFile, &size )) return INVALID_FILE_SIZE;
 865     if (filesizehigh) *filesizehigh = size.u.HighPart;
 866     if (size.u.LowPart == INVALID_FILE_SIZE) SetLastError(0);
 867     return size.u.LowPart;
 868 }
 869
 870
 871 /***********************************************************************
 872  *           GetFileSizeEx   (KERNEL32.@)
 873  *
 874  * Retrieve the size of a file.
 875  *
 876  * PARAMS
 877  *  hFile        [I] File to retrieve size of.
 878  *  lpFileSIze   [O] On return, the size of the file.
 879  *
 880  * RETURNS
 881  *  Success: TRUE.
 882  *  Failure: FALSE, check GetLastError().
 883  */
 884 BOOL WINAPI GetFileSizeEx( HANDLE hFile, PLARGE_INTEGER lpFileSize )
 885 {
 886     FILE_STANDARD_INFORMATION info;
 887     IO_STATUS_BLOCK io;
 888     NTSTATUS status;
 889
 890     status = NtQueryInformationFile( hFile, &io, &info, sizeof(info), FileStandardInformation );
 891     if (status == STATUS_SUCCESS)
 892     {
 893         *lpFileSize = info.EndOfFile;
 894         return TRUE;
 895     }
 896     SetLastError( RtlNtStatusToDosError(status) );
 897     return FALSE;
 898 }
 899
 900
 901 /**************************************************************************
 902  *           SetEndOfFile   (KERNEL32.@)
 903  *
 904  * Sets the current position as the end of the file.
 905  *
 906  * PARAMS
 907  *  hFile [I] File handle.
 908  *
 909  * RETURNS
 910  *  Success: TRUE.
 911  *  Failure: FALSE, check GetLastError().
 912  */
 913 BOOL WINAPI SetEndOfFile( HANDLE hFile )
 914 {
 915     FILE_POSITION_INFORMATION pos;
 916     FILE_END_OF_FILE_INFORMATION eof;
 917     IO_STATUS_BLOCK io;
 918     NTSTATUS status;
 919
 920     status = NtQueryInformationFile( hFile, &io, &pos, sizeof(pos), FilePositionInformation );
 921     if (status == STATUS_SUCCESS)
 922     {
 923         eof.EndOfFile = pos.CurrentByteOffset;
 924         status = NtSetInformationFile( hFile, &io, &eof, sizeof(eof), FileEndOfFileInformation );
 925     }
 926     if (status == STATUS_SUCCESS) return TRUE;
 927     SetLastError( RtlNtStatusToDosError(status) );
 928     return FALSE;
 929 }
 930
 931
 932 /***********************************************************************
 933  *           SetFilePointer   (KERNEL32.@)
 934  */
 935 DWORD WINAPI SetFilePointer( HANDLE hFile, LONG distance, LONG *highword, DWORD method )
 936 {
 937     LARGE_INTEGER dist, newpos;
 938
 939     if (highword)
 940     {
 941         dist.u.LowPart  = distance;
 942         dist.u.HighPart = *highword;
 943     }
 944     else dist.QuadPart = distance;
 945
 946     if (!SetFilePointerEx( hFile, dist, &newpos, method )) return INVALID_SET_FILE_POINTER;
 947
 948     if (highword) *highword = newpos.u.HighPart;
 949     if (newpos.u.LowPart == INVALID_SET_FILE_POINTER) SetLastError( 0 );
 950     return newpos.u.LowPart;
 951 }
 952
 953
 954 /***********************************************************************
 955  *           SetFilePointerEx   (KERNEL32.@)
 956  */
 957 BOOL WINAPI SetFilePointerEx( HANDLE hFile, LARGE_INTEGER distance,
 958                               LARGE_INTEGER *newpos, DWORD method )
 959 {
 960     LONGLONG pos;
 961     IO_STATUS_BLOCK io;
 962     FILE_POSITION_INFORMATION info;
 963
 964     switch(method)
 965     {
 966     case FILE_BEGIN:
 967         pos = distance.QuadPart;
 968         break;
 969     case FILE_CURRENT:
 970         if (NtQueryInformationFile( hFile, &io, &info, sizeof(info), FilePositionInformation ))
 971             goto error;
 972         pos = info.CurrentByteOffset.QuadPart + distance.QuadPart;
 973         break;
 974     case FILE_END:
 975         {
 976             FILE_END_OF_FILE_INFORMATION eof;
 977             if (NtQueryInformationFile( hFile, &io, &eof, sizeof(eof), FileEndOfFileInformation ))
 978                 goto error;
 979             pos = eof.EndOfFile.QuadPart + distance.QuadPart;
 980         }
 981         break;
 982     default:
 983         SetLastError( ERROR_INVALID_PARAMETER );
 984         return FALSE;
 985     }
 986
 987     if (pos < 0)
 988     {
 989         SetLastError( ERROR_NEGATIVE_SEEK );
 990         return FALSE;
 991     }
 992
 993     info.CurrentByteOffset.QuadPart = pos;
 994     if (NtSetInformationFile( hFile, &io, &info, sizeof(info), FilePositionInformation ))
 995         goto error;
 996     if (newpos) newpos->QuadPart = pos;
 997     return TRUE;
 998
 999 error:
1000     SetLastError( RtlNtStatusToDosError(io.u.Status) );
1001     return FALSE;
1002 }
1003
1004 /***********************************************************************
1005  *           GetFileTime   (KERNEL32.@)
1006  */
1007 BOOL WINAPI GetFileTime( HANDLE hFile, FILETIME *lpCreationTime,
1008                          FILETIME *lpLastAccessTime, FILETIME *lpLastWriteTime )
1009 {
1010     FILE_BASIC_INFORMATION info;
1011     IO_STATUS_BLOCK io;
1012     NTSTATUS status;
1013
1014     status = NtQueryInformationFile( hFile, &io, &info, sizeof(info), FileBasicInformation );
1015     if (status == STATUS_SUCCESS)
1016     {
1017         if (lpCreationTime)
1018         {
1019             lpCreationTime->dwHighDateTime = info.CreationTime.u.HighPart;
1020             lpCreationTime->dwLowDateTime  = info.CreationTime.u.LowPart;
1021         }
1022         if (lpLastAccessTime)
1023         {
1024             lpLastAccessTime->dwHighDateTime = info.LastAccessTime.u.HighPart;
1025             lpLastAccessTime->dwLowDateTime  = info.LastAccessTime.u.LowPart;
1026         }
1027         if (lpLastWriteTime)
1028         {
1029             lpLastWriteTime->dwHighDateTime = info.LastWriteTime.u.HighPart;
1030             lpLastWriteTime->dwLowDateTime  = info.LastWriteTime.u.LowPart;
1031         }
1032         return TRUE;
1033     }
1034     SetLastError( RtlNtStatusToDosError(status) );
1035     return FALSE;
1036 }
1037
1038
1039 /***********************************************************************
1040  *              SetFileTime   (KERNEL32.@)
1041  */
1042 BOOL WINAPI SetFileTime( HANDLE hFile, const FILETIME *ctime,
1043                          const FILETIME *atime, const FILETIME *mtime )
1044 {
1045     FILE_BASIC_INFORMATION info;
1046     IO_STATUS_BLOCK io;
1047     NTSTATUS status;
1048
1049     memset( &info, 0, sizeof(info) );
1050     if (ctime)
1051     {
1052         info.CreationTime.u.HighPart = ctime->dwHighDateTime;
1053         info.CreationTime.u.LowPart  = ctime->dwLowDateTime;
1054     }
1055     if (atime)
1056     {
1057         info.LastAccessTime.u.HighPart = atime->dwHighDateTime;
1058         info.LastAccessTime.u.LowPart  = atime->dwLowDateTime;
1059     }
1060     if (mtime)
1061     {
1062         info.LastWriteTime.u.HighPart = mtime->dwHighDateTime;
1063         info.LastWriteTime.u.LowPart  = mtime->dwLowDateTime;
1064     }
1065
1066     status = NtSetInformationFile( hFile, &io, &info, sizeof(info), FileBasicInformation );
1067     if (status == STATUS_SUCCESS) return TRUE;
1068     SetLastError( RtlNtStatusToDosError(status) );
1069     return FALSE;
1070 }
1071
1072
1073 /**************************************************************************
1074  *           LockFile   (KERNEL32.@)
1075  */
1076 BOOL WINAPI LockFile( HANDLE hFile, DWORD offset_low, DWORD offset_high,
1077                       DWORD count_low, DWORD count_high )
1078 {
1079     NTSTATUS            status;
1080     LARGE_INTEGER       count, offset;
1081
1082     TRACE( "%p %x%08x %x%08x\n",
1083            hFile, offset_high, offset_low, count_high, count_low );
1084
1085     count.u.LowPart = count_low;
1086     count.u.HighPart = count_high;
1087     offset.u.LowPart = offset_low;
1088     offset.u.HighPart = offset_high;
1089
1090     status = NtLockFile( hFile, 0, NULL, NULL,
1091                          NULL, &offset, &count, NULL, TRUE, TRUE );
1092
1093     if (status != STATUS_SUCCESS) SetLastError( RtlNtStatusToDosError(status) );
1094     return !status;
1095 }
1096
1097
1098 /**************************************************************************
1099  * LockFileEx [KERNEL32.@]
1100  *
1101  * Locks a byte range within an open file for shared or exclusive access.
1102  *
1103  * RETURNS
1104  *   success: TRUE
1105  *   failure: FALSE
1106  *
1107  * NOTES
1108  * Per Microsoft docs, the third parameter (reserved) must be set to 0.
1109  */
1110 BOOL WINAPI LockFileEx( HANDLE hFile, DWORD flags, DWORD reserved,
1111                         DWORD count_low, DWORD count_high, LPOVERLAPPED overlapped )
1112 {
1113     NTSTATUS status;
1114     LARGE_INTEGER count, offset;
1115     LPVOID   cvalue = NULL;
1116
1117     if (reserved)
1118     {
1119         SetLastError( ERROR_INVALID_PARAMETER );
1120         return FALSE;
1121     }
1122
1123     TRACE( "%p %x%08x %x%08x flags %x\n",
1124            hFile, overlapped->u.s.OffsetHigh, overlapped->u.s.Offset,
1125            count_high, count_low, flags );
1126
1127     count.u.LowPart = count_low;
1128     count.u.HighPart = count_high;
1129     offset.u.LowPart = overlapped->u.s.Offset;
1130     offset.u.HighPart = overlapped->u.s.OffsetHigh;
1131
1132     if (((ULONG_PTR)overlapped->hEvent & 1) == 0) cvalue = overlapped;
1133
1134     status = NtLockFile( hFile, overlapped->hEvent, NULL, cvalue,
1135                          NULL, &offset, &count, NULL,
1136                          flags & LOCKFILE_FAIL_IMMEDIATELY,
1137                          flags & LOCKFILE_EXCLUSIVE_LOCK );
1138
1139     if (status) SetLastError( RtlNtStatusToDosError(status) );
1140     return !status;
1141 }
1142
1143
1144 /**************************************************************************
1145  *           UnlockFile   (KERNEL32.@)
1146  */
1147 BOOL WINAPI UnlockFile( HANDLE hFile, DWORD offset_low, DWORD offset_high,
1148                         DWORD count_low, DWORD count_high )
1149 {
1150     NTSTATUS    status;
1151     LARGE_INTEGER count, offset;
1152
1153     count.u.LowPart = count_low;
1154     count.u.HighPart = count_high;
1155     offset.u.LowPart = offset_low;
1156     offset.u.HighPart = offset_high;
1157
1158     status = NtUnlockFile( hFile, NULL, &offset, &count, NULL);
1159     if (status) SetLastError( RtlNtStatusToDosError(status) );
1160     return !status;
1161 }
1162
1163
1164 /**************************************************************************
1165  *           UnlockFileEx   (KERNEL32.@)
1166  */
1167 BOOL WINAPI UnlockFileEx( HANDLE hFile, DWORD reserved, DWORD count_low, DWORD count_high,
1168                           LPOVERLAPPED overlapped )
1169 {
1170     if (reserved)
1171     {
1172         SetLastError( ERROR_INVALID_PARAMETER );
1173         return FALSE;
1174     }
1175     if (overlapped->hEvent) FIXME("Unimplemented overlapped operation\n");
1176
1177     return UnlockFile( hFile, overlapped->u.s.Offset, overlapped->u.s.OffsetHigh, count_low, count_high );
1178 }
1179
1180
1181 /*************************************************************************
1182  *           SetHandleCount   (KERNEL32.@)
1183  */
1184 UINT WINAPI SetHandleCount( UINT count )
1185 {
1186     return min( 256, count );
1187 }
1188
1189
1190 /**************************************************************************
1191  *                      Operations on file names                          *
1192  **************************************************************************/
1193
1194
1195 /*************************************************************************
1196  * CreateFileW [KERNEL32.@]  Creates or opens a file or other object
1197  *
1198  * Creates or opens an object, and returns a handle that can be used to
1199  * access that object.
1200  *
1201  * PARAMS
1202  *
1203  * filename     [in] pointer to filename to be accessed
1204  * access       [in] access mode requested
1205  * sharing      [in] share mode
1206  * sa           [in] pointer to security attributes
1207  * creation     [in] how to create the file
1208  * attributes   [in] attributes for newly created file
1209  * template     [in] handle to file with extended attributes to copy
1210  *
1211  * RETURNS
1212  *   Success: Open handle to specified file
1213  *   Failure: INVALID_HANDLE_VALUE
1214  */
1215 HANDLE WINAPI CreateFileW( LPCWSTR filename, DWORD access, DWORD sharing,
1216                               LPSECURITY_ATTRIBUTES sa, DWORD creation,
1217                               DWORD attributes, HANDLE template )
1218 {
1219     NTSTATUS status;
1220     UINT options;
1221     OBJECT_ATTRIBUTES attr;
1222     UNICODE_STRING nameW;
1223     IO_STATUS_BLOCK io;
1224     HANDLE ret;
1225     DWORD dosdev;
1226     const WCHAR *vxd_name = NULL;
1227     static const WCHAR bkslashes_with_dotW[] = {'\\','\\','.','\\',0};
1228     static const WCHAR coninW[] = {'C','O','N','I','N','$',0};
1229     static const WCHAR conoutW[] = {'C','O','N','O','U','T','$',0};
1230     SECURITY_QUALITY_OF_SERVICE qos;
1231
1232     static const UINT nt_disposition[5] =
1233     {
1234         FILE_CREATE,        /* CREATE_NEW */
1235         FILE_OVERWRITE_IF,  /* CREATE_ALWAYS */
1236         FILE_OPEN,          /* OPEN_EXISTING */
1237         FILE_OPEN_IF,       /* OPEN_ALWAYS */
1238         FILE_OVERWRITE      /* TRUNCATE_EXISTING */
1239     };
1240
1241
1242     /* sanity checks */
1243
1244     if (!filename || !filename[0])
1245     {
1246         SetLastError( ERROR_PATH_NOT_FOUND );
1247         return INVALID_HANDLE_VALUE;
1248     }
1249
1250     TRACE("%s %s%s%s%s%s%s creation %d attributes 0x%x\n", debugstr_w(filename),
1251           (access & GENERIC_READ)?"GENERIC_READ ":"",
1252           (access & GENERIC_WRITE)?"GENERIC_WRITE ":"",
1253           (!access)?"QUERY_ACCESS ":"",
1254           (sharing & FILE_SHARE_READ)?"FILE_SHARE_READ ":"",
1255           (sharing & FILE_SHARE_WRITE)?"FILE_SHARE_WRITE ":"",
1256           (sharing & FILE_SHARE_DELETE)?"FILE_SHARE_DELETE ":"",
1257           creation, attributes);
1258
1259     /* Open a console for CONIN$ or CONOUT$ */
1260
1261     if (!strcmpiW(filename, coninW) || !strcmpiW(filename, conoutW))
1262     {
1263         ret = OpenConsoleW(filename, access, (sa && sa->bInheritHandle), creation);
1264         goto done;
1265     }
1266
1267     if (!strncmpW(filename, bkslashes_with_dotW, 4))
1268     {
1269         static const WCHAR pipeW[] = {'P','I','P','E','\\',0};
1270         static const WCHAR mailslotW[] = {'M','A','I','L','S','L','O','T','\\',0};
1271
1272         if ((isalphaW(filename[4]) && filename[5] == ':' && filename[6] == '\0') ||
1273             !strncmpiW( filename + 4, pipeW, 5 ) ||
1274             !strncmpiW( filename + 4, mailslotW, 9 ))
1275         {
1276             dosdev = 0;
1277         }
1278         else if ((dosdev = RtlIsDosDeviceName_U( filename + 4 )))
1279         {
1280             dosdev += MAKELONG( 0, 4*sizeof(WCHAR) );  /* adjust position to start of filename */
1281         }
1282         else if (GetVersion() & 0x80000000)
1283         {
1284             vxd_name = filename + 4;
1285         }
1286     }
1287     else dosdev = RtlIsDosDeviceName_U( filename );
1288
1289     if (dosdev)
1290     {
1291         static const WCHAR conW[] = {'C','O','N'};
1292
1293         if (LOWORD(dosdev) == sizeof(conW) &&
1294             !memicmpW( filename + HIWORD(dosdev)/sizeof(WCHAR), conW, sizeof(conW)/sizeof(WCHAR)))
1295         {
1296             switch (access & (GENERIC_READ|GENERIC_WRITE))
1297             {
1298             case GENERIC_READ:
1299                 ret = OpenConsoleW(coninW, access, (sa && sa->bInheritHandle), creation);
1300                 goto done;
1301             case GENERIC_WRITE:
1302                 ret = OpenConsoleW(conoutW, access, (sa && sa->bInheritHandle), creation);
1303                 goto done;
1304             default:
1305                 SetLastError( ERROR_FILE_NOT_FOUND );
1306                 return INVALID_HANDLE_VALUE;
1307             }
1308         }
1309     }
1310
1311     if (creation < CREATE_NEW || creation > TRUNCATE_EXISTING)
1312     {
1313         SetLastError( ERROR_INVALID_PARAMETER );
1314         return INVALID_HANDLE_VALUE;
1315     }
1316
1317     if (!RtlDosPathNameToNtPathName_U( filename, &nameW, NULL, NULL ))
1318     {
1319         SetLastError( ERROR_PATH_NOT_FOUND );
1320         return INVALID_HANDLE_VALUE;
1321     }
1322
1323     /* now call NtCreateFile */
1324
1325     options = 0;
1326     if (attributes & FILE_FLAG_BACKUP_SEMANTICS)
1327         options |= FILE_OPEN_FOR_BACKUP_INTENT;
1328     else
1329         options |= FILE_NON_DIRECTORY_FILE;
1330     if (attributes & FILE_FLAG_DELETE_ON_CLOSE)
1331     {
1332         options |= FILE_DELETE_ON_CLOSE;
1333         access |= DELETE;
1334     }
1335     if (attributes & FILE_FLAG_NO_BUFFERING)
1336         options |= FILE_NO_INTERMEDIATE_BUFFERING;
1337     if (!(attributes & FILE_FLAG_OVERLAPPED))
1338         options |= FILE_SYNCHRONOUS_IO_ALERT;
1339     if (attributes & FILE_FLAG_RANDOM_ACCESS)
1340         options |= FILE_RANDOM_ACCESS;
1341     attributes &= FILE_ATTRIBUTE_VALID_FLAGS;
1342
1343     attr.Length = sizeof(attr);
1344     attr.RootDirectory = 0;
1345     attr.Attributes = OBJ_CASE_INSENSITIVE;
1346     attr.ObjectName = &nameW;
1347     attr.SecurityDescriptor = sa ? sa->lpSecurityDescriptor : NULL;
1348     if (attributes & SECURITY_SQOS_PRESENT)
1349     {
1350         qos.Length = sizeof(qos);
1351         qos.ImpersonationLevel = (attributes >> 16) & 0x3;
1352         qos.ContextTrackingMode = attributes & SECURITY_CONTEXT_TRACKING ? SECURITY_DYNAMIC_TRACKING : SECURITY_STATIC_TRACKING;
1353         qos.EffectiveOnly = attributes & SECURITY_EFFECTIVE_ONLY ? TRUE : FALSE;
1354         attr.SecurityQualityOfService = &qos;
1355     }
1356     else
1357         attr.SecurityQualityOfService = NULL;
1358
1359     if (sa && sa->bInheritHandle) attr.Attributes |= OBJ_INHERIT;
1360
1361     status = NtCreateFile( &ret, access, &attr, &io, NULL, attributes,
1362                            sharing, nt_disposition[creation - CREATE_NEW],
1363                            options, NULL, 0 );
1364     if (status)
1365     {
1366         if (vxd_name && vxd_name[0] && (ret = VXD_Open( vxd_name, access, sa ))) goto done;
1367
1368         WARN("Unable to create file %s (status %x)\n", debugstr_w(filename), status);
1369         ret = INVALID_HANDLE_VALUE;
1370
1371         /* In the case file creation was rejected due to CREATE_NEW flag
1372          * was specified and file with that name already exists, correct
1373          * last error is ERROR_FILE_EXISTS and not ERROR_ALREADY_EXISTS.
1374          * Note: RtlNtStatusToDosError is not the subject to blame here.
1375          */
1376         if (status == STATUS_OBJECT_NAME_COLLISION)
1377             SetLastError( ERROR_FILE_EXISTS );
1378         else
1379             SetLastError( RtlNtStatusToDosError(status) );
1380     }
1381     else
1382     {
1383         if ((creation == CREATE_ALWAYS && io.Information == FILE_OVERWRITTEN) ||
1384             (creation == OPEN_ALWAYS && io.Information == FILE_OPENED))
1385             SetLastError( ERROR_ALREADY_EXISTS );
1386         else
1387             SetLastError( 0 );
1388     }
1389     RtlFreeUnicodeString( &nameW );
1390
1391  done:
1392     if (!ret) ret = INVALID_HANDLE_VALUE;
1393     TRACE("returning %p\n", ret);
1394     return ret;
1395 }
1396
1397
1398
1399 /*************************************************************************
1400  *              CreateFileA              (KERNEL32.@)
1401  *
1402  * See CreateFileW.
1403  */
1404 HANDLE WINAPI CreateFileA( LPCSTR filename, DWORD access, DWORD sharing,
1405                            LPSECURITY_ATTRIBUTES sa, DWORD creation,
1406                            DWORD attributes, HANDLE template)
1407 {
1408     WCHAR *nameW;
1409
1410     if (!(nameW = FILE_name_AtoW( filename, FALSE ))) return INVALID_HANDLE_VALUE;
1411     return CreateFileW( nameW, access, sharing, sa, creation, attributes, template );
1412 }
1413
1414
1415 /***********************************************************************
1416  *           DeleteFileW   (KERNEL32.@)
1417  *
1418  * Delete a file.
1419  *
1420  * PARAMS
1421  *  path [I] Path to the file to delete.
1422  *
1423  * RETURNS
1424  *  Success: TRUE.
1425  *  Failure: FALSE, check GetLastError().
1426  */
1427 BOOL WINAPI DeleteFileW( LPCWSTR path )
1428 {
1429     UNICODE_STRING nameW;
1430     OBJECT_ATTRIBUTES attr;
1431     NTSTATUS status;
1432     HANDLE hFile;
1433     IO_STATUS_BLOCK io;
1434
1435     TRACE("%s\n", debugstr_w(path) );
1436
1437     if (!RtlDosPathNameToNtPathName_U( path, &nameW, NULL, NULL ))
1438     {
1439         SetLastError( ERROR_PATH_NOT_FOUND );
1440         return FALSE;
1441     }
1442
1443     attr.Length = sizeof(attr);
1444     attr.RootDirectory = 0;
1445     attr.Attributes = OBJ_CASE_INSENSITIVE;
1446     attr.ObjectName = &nameW;
1447     attr.SecurityDescriptor = NULL;
1448     attr.SecurityQualityOfService = NULL;
1449
1450     status = NtCreateFile(&hFile, GENERIC_READ | GENERIC_WRITE | DELETE,
1451                           &attr, &io, NULL, 0,
1452                           FILE_SHARE_READ | FILE_SHARE_WRITE | FILE_SHARE_DELETE,
1453                           FILE_OPEN, FILE_DELETE_ON_CLOSE | FILE_NON_DIRECTORY_FILE, NULL, 0);
1454     if (status == STATUS_SUCCESS) status = NtClose(hFile);
1455
1456     RtlFreeUnicodeString( &nameW );
1457     if (status)
1458     {
1459         SetLastError( RtlNtStatusToDosError(status) );
1460         return FALSE;
1461     }
1462     return TRUE;
1463 }
1464
1465
1466 /***********************************************************************
1467  *           DeleteFileA   (KERNEL32.@)
1468  *
1469  * See DeleteFileW.
1470  */
1471 BOOL WINAPI DeleteFileA( LPCSTR path )
1472 {
1473     WCHAR *pathW;
1474
1475     if (!(pathW = FILE_name_AtoW( path, FALSE ))) return FALSE;
1476     return DeleteFileW( pathW );
1477 }
1478
1479
1480 /**************************************************************************
1481  *           ReplaceFileW   (KERNEL32.@)
1482  *           ReplaceFile    (KERNEL32.@)
1483  */
1484 BOOL WINAPI ReplaceFileW(LPCWSTR lpReplacedFileName, LPCWSTR lpReplacementFileName,
1485                          LPCWSTR lpBackupFileName, DWORD dwReplaceFlags,
1486                          LPVOID lpExclude, LPVOID lpReserved)
1487 {
1488     UNICODE_STRING nt_replaced_name, nt_replacement_name;
1489     ANSI_STRING unix_replaced_name, unix_replacement_name, unix_backup_name;
1490     HANDLE hReplaced = NULL, hReplacement = NULL, hBackup = NULL;
1491     DWORD error = ERROR_SUCCESS;
1492     UINT replaced_flags;
1493     BOOL ret = FALSE;
1494     NTSTATUS status;
1495     IO_STATUS_BLOCK io;
1496     OBJECT_ATTRIBUTES attr;
1497
1498     if (dwReplaceFlags)
1499         FIXME("Ignoring flags %x\n", dwReplaceFlags);
1500
1501     /* First two arguments are mandatory */
1502     if (!lpReplacedFileName || !lpReplacementFileName)
1503     {
1504         SetLastError(ERROR_INVALID_PARAMETER);
1505         return FALSE;
1506     }
1507
1508     unix_replaced_name.Buffer = NULL;
1509     unix_replacement_name.Buffer = NULL;
1510     unix_backup_name.Buffer = NULL;
1511
1512     attr.Length = sizeof(attr);
1513     attr.RootDirectory = 0;
1514     attr.Attributes = OBJ_CASE_INSENSITIVE;
1515     attr.ObjectName = NULL;
1516     attr.SecurityDescriptor = NULL;
1517     attr.SecurityQualityOfService = NULL;
1518
1519     /* Open the "replaced" file for reading and writing */
1520     if (!(RtlDosPathNameToNtPathName_U(lpReplacedFileName, &nt_replaced_name, NULL, NULL)))
1521     {
1522         error = ERROR_PATH_NOT_FOUND;
1523         goto fail;
1524     }
1525     replaced_flags = lpBackupFileName ? FILE_OPEN : FILE_OPEN_IF;
1526     attr.ObjectName = &nt_replaced_name;
1527     status = NtOpenFile(&hReplaced, GENERIC_READ|GENERIC_WRITE|DELETE|SYNCHRONIZE,
1528                         &attr, &io,
1529                         FILE_SHARE_READ|FILE_SHARE_WRITE|FILE_SHARE_DELETE,
1530                         FILE_SYNCHRONOUS_IO_NONALERT|FILE_NON_DIRECTORY_FILE);
1531     if (status == STATUS_SUCCESS)
1532         status = wine_nt_to_unix_file_name(&nt_replaced_name, &unix_replaced_name, replaced_flags, FALSE);
1533     RtlFreeUnicodeString(&nt_replaced_name);
1534     if (status != STATUS_SUCCESS)
1535     {
1536         if (status == STATUS_OBJECT_NAME_NOT_FOUND)
1537             error = ERROR_FILE_NOT_FOUND;
1538         else
1539             error = ERROR_UNABLE_TO_REMOVE_REPLACED;
1540         goto fail;
1541     }
1542
1543     /*
1544      * Open the replacement file for reading, writing, and deleting
1545      * (writing and deleting are needed when finished)
1546      */
1547     if (!(RtlDosPathNameToNtPathName_U(lpReplacementFileName, &nt_replacement_name, NULL, NULL)))
1548     {
1549         error = ERROR_PATH_NOT_FOUND;
1550         goto fail;
1551     }
1552     attr.ObjectName = &nt_replacement_name;
1553     status = NtOpenFile(&hReplacement,
1554                         GENERIC_READ|GENERIC_WRITE|DELETE|WRITE_DAC|SYNCHRONIZE,
1555                         &attr, &io, 0,
1556                         FILE_SYNCHRONOUS_IO_NONALERT|FILE_NON_DIRECTORY_FILE);
1557     if (status == STATUS_SUCCESS)
1558         status = wine_nt_to_unix_file_name(&nt_replacement_name, &unix_replacement_name, FILE_OPEN, FALSE);
1559     RtlFreeUnicodeString(&nt_replacement_name);
1560     if (status != STATUS_SUCCESS)
1561     {
1562         error = RtlNtStatusToDosError(status);
1563         goto fail;
1564     }
1565
1566     /* If the user wants a backup then that needs to be performed first */
1567     if (lpBackupFileName)
1568     {
1569         UNICODE_STRING nt_backup_name;
1570         FILE_BASIC_INFORMATION replaced_info;
1571
1572         /* Obtain the file attributes from the "replaced" file */
1573         status = NtQueryInformationFile(hReplaced, &io, &replaced_info,
1574                                         sizeof(replaced_info),
1575                                         FileBasicInformation);
1576         if (status != STATUS_SUCCESS)
1577         {
1578             error = RtlNtStatusToDosError(status);
1579             goto fail;
1580         }
1581
1582         if (!(RtlDosPathNameToNtPathName_U(lpBackupFileName, &nt_backup_name, NULL, NULL)))
1583         {
1584             error = ERROR_PATH_NOT_FOUND;
1585             goto fail;
1586         }
1587         attr.ObjectName = &nt_backup_name;
1588         /* Open the backup with permissions to write over it */
1589         status = NtCreateFile(&hBackup, GENERIC_WRITE,
1590                               &attr, &io, NULL, replaced_info.FileAttributes,
1591                               FILE_SHARE_WRITE, FILE_OPEN_IF,
1592                               FILE_SYNCHRONOUS_IO_NONALERT|FILE_NON_DIRECTORY_FILE,
1593                               NULL, 0);
1594         if (status == STATUS_SUCCESS)
1595             status = wine_nt_to_unix_file_name(&nt_backup_name, &unix_backup_name, FILE_OPEN_IF, FALSE);
1596         RtlFreeUnicodeString(&nt_backup_name);
1597         if (status != STATUS_SUCCESS)
1598         {
1599             error = RtlNtStatusToDosError(status);
1600             goto fail;
1601         }
1602
1603         /* If an existing backup exists then copy over it */
1604         if (rename(unix_replaced_name.Buffer, unix_backup_name.Buffer) == -1)
1605         {
1606             error = ERROR_UNABLE_TO_REMOVE_REPLACED; /* is this correct? */
1607             goto fail;
1608         }
1609     }
1610
1611     /*
1612      * Now that the backup has been performed (if requested), copy the replacement
1613      * into place
1614      */
1615     if (rename(unix_replacement_name.Buffer, unix_replaced_name.Buffer) == -1)
1616     {
1617         if (errno == EACCES)
1618         {
1619             /* Inappropriate permissions on "replaced", rename will fail */
1620             error = ERROR_UNABLE_TO_REMOVE_REPLACED;
1621             goto fail;
1622         }
1623         /* on failure we need to indicate whether a backup was made */
1624         if (!lpBackupFileName)
1625             error = ERROR_UNABLE_TO_MOVE_REPLACEMENT;
1626         else
1627             error = ERROR_UNABLE_TO_MOVE_REPLACEMENT_2;
1628         goto fail;
1629     }
1630     /* Success! */
1631     ret = TRUE;
1632
1633     /* Perform resource cleanup */
1634 fail:
1635     if (hBackup) CloseHandle(hBackup);
1636     if (hReplaced) CloseHandle(hReplaced);
1637     if (hReplacement) CloseHandle(hReplacement);
1638     RtlFreeAnsiString(&unix_backup_name);
1639     RtlFreeAnsiString(&unix_replacement_name);
1640     RtlFreeAnsiString(&unix_replaced_name);
1641
1642     /* If there was an error, set the error code */
1643     if(!ret)
1644         SetLastError(error);
1645     return ret;
1646 }
1647
1648
1649 /**************************************************************************
1650  *           ReplaceFileA (KERNEL32.@)
1651  */
1652 BOOL WINAPI ReplaceFileA(LPCSTR lpReplacedFileName,LPCSTR lpReplacementFileName,
1653                          LPCSTR lpBackupFileName, DWORD dwReplaceFlags,
1654                          LPVOID lpExclude, LPVOID lpReserved)
1655 {
1656     WCHAR *replacedW, *replacementW, *backupW = NULL;
1657     BOOL ret;
1658
1659     /* This function only makes sense when the first two parameters are defined */
1660     if (!lpReplacedFileName || !(replacedW = FILE_name_AtoW( lpReplacedFileName, TRUE )))
1661     {
1662         SetLastError(ERROR_INVALID_PARAMETER);
1663         return FALSE;
1664     }
1665     if (!lpReplacementFileName || !(replacementW = FILE_name_AtoW( lpReplacementFileName, TRUE )))
1666     {
1667         HeapFree( GetProcessHeap(), 0, replacedW );
1668         SetLastError(ERROR_INVALID_PARAMETER);
1669         return FALSE;
1670     }
1671     /* The backup parameter, however, is optional */
1672     if (lpBackupFileName)
1673     {
1674         if (!(backupW = FILE_name_AtoW( lpBackupFileName, TRUE )))
1675         {
1676             HeapFree( GetProcessHeap(), 0, replacedW );
1677             HeapFree( GetProcessHeap(), 0, replacementW );
1678             SetLastError(ERROR_INVALID_PARAMETER);
1679             return FALSE;
1680         }
1681     }
1682     ret = ReplaceFileW( replacedW, replacementW, backupW, dwReplaceFlags, lpExclude, lpReserved );
1683     HeapFree( GetProcessHeap(), 0, replacedW );
1684     HeapFree( GetProcessHeap(), 0, replacementW );
1685     HeapFree( GetProcessHeap(), 0, backupW );
1686     return ret;
1687 }
1688
1689
1690 /*************************************************************************
1691  *           FindFirstFileExW  (KERNEL32.@)
1692  *
1693  * NOTE: The FindExSearchLimitToDirectories is ignored - it gives the same
1694  * results as FindExSearchNameMatch
1695  */
1696 HANDLE WINAPI FindFirstFileExW( LPCWSTR filename, FINDEX_INFO_LEVELS level,
1697                                 LPVOID data, FINDEX_SEARCH_OPS search_op,
1698                                 LPVOID filter, DWORD flags)
1699 {
1700     WCHAR *mask, *p;
1701     FIND_FIRST_INFO *info = NULL;
1702     UNICODE_STRING nt_name;
1703     OBJECT_ATTRIBUTES attr;
1704     IO_STATUS_BLOCK io;
1705     NTSTATUS status;
1706     DWORD device = 0;
1707
1708     TRACE("%s %d %p %d %p %x\n", debugstr_w(filename), level, data, search_op, filter, flags);
1709
1710     if ((search_op != FindExSearchNameMatch && search_op != FindExSearchLimitToDirectories)
1711         || flags != 0)
1712     {
1713         FIXME("options not implemented 0x%08x 0x%08x\n", search_op, flags );
1714         return INVALID_HANDLE_VALUE;
1715     }
1716     if (level != FindExInfoStandard)
1717     {
1718         FIXME("info level %d not implemented\n", level );
1719         return INVALID_HANDLE_VALUE;
1720     }
1721
1722     if (!RtlDosPathNameToNtPathName_U( filename, &nt_name, &mask, NULL ))
1723     {
1724         SetLastError( ERROR_PATH_NOT_FOUND );
1725         return INVALID_HANDLE_VALUE;
1726     }
1727
1728     if (!(info = HeapAlloc( GetProcessHeap(), 0, sizeof(*info))))
1729     {
1730         SetLastError( ERROR_NOT_ENOUGH_MEMORY );
1731         goto error;
1732     }
1733
1734     if (!mask && (device = RtlIsDosDeviceName_U( filename )))
1735     {
1736         static const WCHAR dotW[] = {'.',0};
1737         WCHAR *dir = NULL;
1738
1739         /* we still need to check that the directory can be opened */
1740
1741         if (HIWORD(device))
1742         {
1743             if (!(dir = HeapAlloc( GetProcessHeap(), 0, HIWORD(device) + sizeof(WCHAR) )))
1744             {
1745                 SetLastError( ERROR_NOT_ENOUGH_MEMORY );
1746                 goto error;
1747             }
1748             memcpy( dir, filename, HIWORD(device) );
1749             dir[HIWORD(device)/sizeof(WCHAR)] = 0;
1750         }
1751         RtlFreeUnicodeString( &nt_name );
1752         if (!RtlDosPathNameToNtPathName_U( dir ? dir : dotW, &nt_name, &mask, NULL ))
1753         {
1754             HeapFree( GetProcessHeap(), 0, dir );
1755             SetLastError( ERROR_PATH_NOT_FOUND );
1756             goto error;
1757         }
1758         HeapFree( GetProcessHeap(), 0, dir );
1759         RtlInitUnicodeString( &info->mask, NULL );
1760     }
1761     else if (!mask || !*mask)
1762     {
1763         SetLastError( ERROR_FILE_NOT_FOUND );
1764         goto error;
1765     }
1766     else
1767     {
1768         if (!RtlCreateUnicodeString( &info->mask, mask ))
1769         {
1770             SetLastError( ERROR_NOT_ENOUGH_MEMORY );
1771             goto error;
1772         }
1773
1774         /* truncate dir name before mask */
1775         *mask = 0;
1776         nt_name.Length = (mask - nt_name.Buffer) * sizeof(WCHAR);
1777     }
1778
1779     /* check if path is the root of the drive */
1780     info->is_root = FALSE;
1781     p = nt_name.Buffer + 4;  /* skip \??\ prefix */
1782     if (p[0] && p[1] == ':')
1783     {
1784         p += 2;
1785         while (*p == '\\') p++;
1786         info->is_root = (*p == 0);
1787     }
1788
1789     attr.Length = sizeof(attr);
1790     attr.RootDirectory = 0;
1791     attr.Attributes = OBJ_CASE_INSENSITIVE;
1792     attr.ObjectName = &nt_name;
1793     attr.SecurityDescriptor = NULL;
1794     attr.SecurityQualityOfService = NULL;
1795
1796     status = NtOpenFile( &info->handle, GENERIC_READ, &attr, &io,
1797                          FILE_SHARE_READ | FILE_SHARE_WRITE,
1798                          FILE_DIRECTORY_FILE | FILE_SYNCHRONOUS_IO_NONALERT );
1799
1800     if (status != STATUS_SUCCESS)
1801     {
1802         RtlFreeUnicodeString( &info->mask );
1803         if (status == STATUS_OBJECT_NAME_NOT_FOUND)
1804             SetLastError( ERROR_PATH_NOT_FOUND );
1805         else
1806             SetLastError( RtlNtStatusToDosError(status) );
1807         goto error;
1808     }
1809
1810     RtlInitializeCriticalSection( &info->cs );
1811     info->cs.DebugInfo->Spare[0] = (DWORD_PTR)(__FILE__ ": FIND_FIRST_INFO.cs");
1812     info->path     = nt_name;
1813     info->magic    = FIND_FIRST_MAGIC;
1814     info->data_pos = 0;
1815     info->data_len = 0;
1816     info->search_op = search_op;
1817
1818     if (device)
1819     {
1820         WIN32_FIND_DATAW *wfd = data;
1821
1822         memset( wfd, 0, sizeof(*wfd) );
1823         memcpy( wfd->cFileName, filename + HIWORD(device)/sizeof(WCHAR), LOWORD(device) );
1824         wfd->dwFileAttributes = FILE_ATTRIBUTE_ARCHIVE;
1825         CloseHandle( info->handle );
1826         info->handle = 0;
1827     }
1828     else
1829     {
1830         IO_STATUS_BLOCK io;
1831
1832         NtQueryDirectoryFile( info->handle, 0, NULL, NULL, &io, info->data, sizeof(info->data),
1833                               FileBothDirectoryInformation, FALSE, &info->mask, TRUE );
1834         if (io.u.Status)
1835         {
1836             FindClose( info );
1837             SetLastError( RtlNtStatusToDosError( io.u.Status ) );
1838             return INVALID_HANDLE_VALUE;
1839         }
1840         info->data_len = io.Information;
1841         if (!FindNextFileW( info, data ))
1842         {
1843             TRACE( "%s not found\n", debugstr_w(filename) );
1844             FindClose( info );
1845             SetLastError( ERROR_FILE_NOT_FOUND );
1846             return INVALID_HANDLE_VALUE;
1847         }
1848         if (!strpbrkW( info->mask.Buffer, wildcardsW ))
1849         {
1850             /* we can't find two files with the same name */
1851             CloseHandle( info->handle );
1852             info->handle = 0;
1853         }
1854     }
1855     return info;
1856
1857 error:
1858     HeapFree( GetProcessHeap(), 0, info );
1859     RtlFreeUnicodeString( &nt_name );
1860     return INVALID_HANDLE_VALUE;
1861 }
1862
1863
1864 /*************************************************************************
1865  *           FindNextFileW   (KERNEL32.@)
1866  */
1867 BOOL WINAPI FindNextFileW( HANDLE handle, WIN32_FIND_DATAW *data )
1868 {
1869     FIND_FIRST_INFO *info;
1870     FILE_BOTH_DIR_INFORMATION *dir_info;
1871     BOOL ret = FALSE;
1872
1873     TRACE("%p %p\n", handle, data);
1874
1875     if (!handle || handle == INVALID_HANDLE_VALUE)
1876     {
1877         SetLastError( ERROR_INVALID_HANDLE );
1878         return ret;
1879     }
1880     info = handle;
1881     if (info->magic != FIND_FIRST_MAGIC)
1882     {
1883         SetLastError( ERROR_INVALID_HANDLE );
1884         return ret;
1885     }
1886
1887     RtlEnterCriticalSection( &info->cs );
1888
1889     if (!info->handle) SetLastError( ERROR_NO_MORE_FILES );
1890     else for (;;)
1891     {
1892         if (info->data_pos >= info->data_len)  /* need to read some more data */
1893         {
1894             IO_STATUS_BLOCK io;
1895
1896             NtQueryDirectoryFile( info->handle, 0, NULL, NULL, &io, info->data, sizeof(info->data),
1897                                   FileBothDirectoryInformation, FALSE, &info->mask, FALSE );
1898             if (io.u.Status)
1899             {
1900                 SetLastError( RtlNtStatusToDosError( io.u.Status ) );
1901                 if (io.u.Status == STATUS_NO_MORE_FILES)
1902                 {
1903                     CloseHandle( info->handle );
1904                     info->handle = 0;
1905                 }
1906                 break;
1907             }
1908             info->data_len = io.Information;
1909             info->data_pos = 0;
1910         }
1911
1912         dir_info = (FILE_BOTH_DIR_INFORMATION *)(info->data + info->data_pos);
1913
1914         if (dir_info->NextEntryOffset) info->data_pos += dir_info->NextEntryOffset;
1915         else info->data_pos = info->data_len;
1916
1917         /* don't return '.' and '..' in the root of the drive */
1918         if (info->is_root)
1919         {
1920             if (dir_info->FileNameLength == sizeof(WCHAR) && dir_info->FileName[0] == '.') continue;
1921             if (dir_info->FileNameLength == 2 * sizeof(WCHAR) &&
1922                 dir_info->FileName[0] == '.' && dir_info->FileName[1] == '.') continue;
1923         }
1924
1925         /* check for dir symlink */
1926         if ((dir_info->FileAttributes & FILE_ATTRIBUTE_DIRECTORY) &&
1927             (dir_info->FileAttributes & FILE_ATTRIBUTE_REPARSE_POINT) &&
1928             strpbrkW( info->mask.Buffer, wildcardsW ))
1929         {
1930             if (!check_dir_symlink( info, dir_info )) continue;
1931         }
1932
1933         data->dwFileAttributes = dir_info->FileAttributes;
1934         data->ftCreationTime   = *(FILETIME *)&dir_info->CreationTime;
1935         data->ftLastAccessTime = *(FILETIME *)&dir_info->LastAccessTime;
1936         data->ftLastWriteTime  = *(FILETIME *)&dir_info->LastWriteTime;
1937         data->nFileSizeHigh    = dir_info->EndOfFile.QuadPart >> 32;
1938         data->nFileSizeLow     = (DWORD)dir_info->EndOfFile.QuadPart;
1939         data->dwReserved0      = 0;
1940         data->dwReserved1      = 0;
1941
1942         memcpy( data->cFileName, dir_info->FileName, dir_info->FileNameLength );
1943         data->cFileName[dir_info->FileNameLength/sizeof(WCHAR)] = 0;
1944         memcpy( data->cAlternateFileName, dir_info->ShortName, dir_info->ShortNameLength );
1945         data->cAlternateFileName[dir_info->ShortNameLength/sizeof(WCHAR)] = 0;
1946
1947         TRACE("returning %s (%s)\n",
1948               debugstr_w(data->cFileName), debugstr_w(data->cAlternateFileName) );
1949
1950         ret = TRUE;
1951         break;
1952     }
1953
1954     RtlLeaveCriticalSection( &info->cs );
1955     return ret;
1956 }
1957
1958
1959 /*************************************************************************
1960  *           FindClose   (KERNEL32.@)
1961  */
1962 BOOL WINAPI FindClose( HANDLE handle )
1963 {
1964     FIND_FIRST_INFO *info = handle;
1965
1966     if (!handle || handle == INVALID_HANDLE_VALUE)
1967     {
1968         SetLastError( ERROR_INVALID_HANDLE );
1969         return FALSE;
1970     }
1971
1972     __TRY
1973     {
1974         if (info->magic == FIND_FIRST_MAGIC)
1975         {
1976             RtlEnterCriticalSection( &info->cs );
1977             if (info->magic == FIND_FIRST_MAGIC)  /* in case someone else freed it in the meantime */
1978             {
1979                 info->magic = 0;
1980                 if (info->handle) CloseHandle( info->handle );
1981                 info->handle = 0;
1982                 RtlFreeUnicodeString( &info->mask );
1983                 info->mask.Buffer = NULL;
1984                 RtlFreeUnicodeString( &info->path );
1985                 info->data_pos = 0;
1986                 info->data_len = 0;
1987                 RtlLeaveCriticalSection( &info->cs );
1988                 info->cs.DebugInfo->Spare[0] = 0;
1989                 RtlDeleteCriticalSection( &info->cs );
1990                 HeapFree( GetProcessHeap(), 0, info );
1991             }
1992         }
1993     }
1994     __EXCEPT_PAGE_FAULT
1995     {
1996         WARN("Illegal handle %p\n", handle);
1997         SetLastError( ERROR_INVALID_HANDLE );
1998         return FALSE;
1999     }
2000     __ENDTRY
2001
2002     return TRUE;
2003 }
2004
2005
2006 /*************************************************************************
2007  *           FindFirstFileA   (KERNEL32.@)
2008  */
2009 HANDLE WINAPI FindFirstFileA( LPCSTR lpFileName, WIN32_FIND_DATAA *lpFindData )
2010 {
2011     return FindFirstFileExA(lpFileName, FindExInfoStandard, lpFindData,
2012                             FindExSearchNameMatch, NULL, 0);
2013 }
2014
2015 /*************************************************************************
2016  *           FindFirstFileExA   (KERNEL32.@)
2017  */
2018 HANDLE WINAPI FindFirstFileExA( LPCSTR lpFileName, FINDEX_INFO_LEVELS fInfoLevelId,
2019                                 LPVOID lpFindFileData, FINDEX_SEARCH_OPS fSearchOp,
2020                                 LPVOID lpSearchFilter, DWORD dwAdditionalFlags)
2021 {
2022     HANDLE handle;
2023     WIN32_FIND_DATAA *dataA;
2024     WIN32_FIND_DATAW dataW;
2025     WCHAR *nameW;
2026
2027     if (!(nameW = FILE_name_AtoW( lpFileName, FALSE ))) return INVALID_HANDLE_VALUE;
2028
2029     handle = FindFirstFileExW(nameW, fInfoLevelId, &dataW, fSearchOp, lpSearchFilter, dwAdditionalFlags);
2030     if (handle == INVALID_HANDLE_VALUE) return handle;
2031
2032     dataA = lpFindFileData;
2033     dataA->dwFileAttributes = dataW.dwFileAttributes;
2034     dataA->ftCreationTime   = dataW.ftCreationTime;
2035     dataA->ftLastAccessTime = dataW.ftLastAccessTime;
2036     dataA->ftLastWriteTime  = dataW.ftLastWriteTime;
2037     dataA->nFileSizeHigh    = dataW.nFileSizeHigh;
2038     dataA->nFileSizeLow     = dataW.nFileSizeLow;
2039     FILE_name_WtoA( dataW.cFileName, -1, dataA->cFileName, sizeof(dataA->cFileName) );
2040     FILE_name_WtoA( dataW.cAlternateFileName, -1, dataA->cAlternateFileName,
2041                     sizeof(dataA->cAlternateFileName) );
2042     return handle;
2043 }
2044
2045
2046 /*************************************************************************
2047  *           FindFirstFileW   (KERNEL32.@)
2048  */
2049 HANDLE WINAPI FindFirstFileW( LPCWSTR lpFileName, WIN32_FIND_DATAW *lpFindData )
2050 {
2051     return FindFirstFileExW(lpFileName, FindExInfoStandard, lpFindData,
2052                             FindExSearchNameMatch, NULL, 0);
2053 }
2054
2055
2056 /*************************************************************************
2057  *           FindNextFileA   (KERNEL32.@)
2058  */
2059 BOOL WINAPI FindNextFileA( HANDLE handle, WIN32_FIND_DATAA *data )
2060 {
2061     WIN32_FIND_DATAW dataW;
2062
2063     if (!FindNextFileW( handle, &dataW )) return FALSE;
2064     data->dwFileAttributes = dataW.dwFileAttributes;
2065     data->ftCreationTime   = dataW.ftCreationTime;
2066     data->ftLastAccessTime = dataW.ftLastAccessTime;
2067     data->ftLastWriteTime  = dataW.ftLastWriteTime;
2068     data->nFileSizeHigh    = dataW.nFileSizeHigh;
2069     data->nFileSizeLow     = dataW.nFileSizeLow;
2070     FILE_name_WtoA( dataW.cFileName, -1, data->cFileName, sizeof(data->cFileName) );
2071     FILE_name_WtoA( dataW.cAlternateFileName, -1, data->cAlternateFileName,
2072                     sizeof(data->cAlternateFileName) );
2073     return TRUE;
2074 }
2075
2076
2077 /**************************************************************************
2078  *           GetFileAttributesW   (KERNEL32.@)
2079  */
2080 DWORD WINAPI GetFileAttributesW( LPCWSTR name )
2081 {
2082     FILE_BASIC_INFORMATION info;
2083     UNICODE_STRING nt_name;
2084     OBJECT_ATTRIBUTES attr;
2085     NTSTATUS status;
2086
2087     TRACE("%s\n", debugstr_w(name));
2088
2089     if (!RtlDosPathNameToNtPathName_U( name, &nt_name, NULL, NULL ))
2090     {
2091         SetLastError( ERROR_PATH_NOT_FOUND );
2092         return INVALID_FILE_ATTRIBUTES;
2093     }
2094
2095     attr.Length = sizeof(attr);
2096     attr.RootDirectory = 0;
2097     attr.Attributes = OBJ_CASE_INSENSITIVE;
2098     attr.ObjectName = &nt_name;
2099     attr.SecurityDescriptor = NULL;
2100     attr.SecurityQualityOfService = NULL;
2101
2102     status = NtQueryAttributesFile( &attr, &info );
2103     RtlFreeUnicodeString( &nt_name );
2104
2105     if (status == STATUS_SUCCESS) return info.FileAttributes;
2106
2107     /* NtQueryAttributesFile fails on devices, but GetFileAttributesW succeeds */
2108     if (RtlIsDosDeviceName_U( name )) return FILE_ATTRIBUTE_ARCHIVE;
2109
2110     SetLastError( RtlNtStatusToDosError(status) );
2111     return INVALID_FILE_ATTRIBUTES;
2112 }
2113
2114
2115 /**************************************************************************
2116  *           GetFileAttributesA   (KERNEL32.@)
2117  */
2118 DWORD WINAPI GetFileAttributesA( LPCSTR name )
2119 {
2120     WCHAR *nameW;
2121
2122     if (!(nameW = FILE_name_AtoW( name, FALSE ))) return INVALID_FILE_ATTRIBUTES;
2123     return GetFileAttributesW( nameW );
2124 }
2125
2126
2127 /**************************************************************************
2128  *              SetFileAttributesW      (KERNEL32.@)
2129  */
2130 BOOL WINAPI SetFileAttributesW( LPCWSTR name, DWORD attributes )
2131 {
2132     UNICODE_STRING nt_name;
2133     OBJECT_ATTRIBUTES attr;
2134     IO_STATUS_BLOCK io;
2135     NTSTATUS status;
2136     HANDLE handle;
2137
2138     TRACE("%s %x\n", debugstr_w(name), attributes);
2139
2140     if (!RtlDosPathNameToNtPathName_U( name, &nt_name, NULL, NULL ))
2141     {
2142         SetLastError( ERROR_PATH_NOT_FOUND );
2143         return FALSE;
2144     }
2145
2146     attr.Length = sizeof(attr);
2147     attr.RootDirectory = 0;
2148     attr.Attributes = OBJ_CASE_INSENSITIVE;
2149     attr.ObjectName = &nt_name;
2150     attr.SecurityDescriptor = NULL;
2151     attr.SecurityQualityOfService = NULL;
2152
2153     status = NtOpenFile( &handle, 0, &attr, &io, 0, FILE_SYNCHRONOUS_IO_NONALERT );
2154     RtlFreeUnicodeString( &nt_name );
2155
2156     if (status == STATUS_SUCCESS)
2157     {
2158         FILE_BASIC_INFORMATION info;
2159
2160         memset( &info, 0, sizeof(info) );
2161         info.FileAttributes = attributes | FILE_ATTRIBUTE_NORMAL;  /* make sure it's not zero */
2162         status = NtSetInformationFile( handle, &io, &info, sizeof(info), FileBasicInformation );
2163         NtClose( handle );
2164     }
2165
2166     if (status == STATUS_SUCCESS) return TRUE;
2167     SetLastError( RtlNtStatusToDosError(status) );
2168     return FALSE;
2169 }
2170
2171
2172 /**************************************************************************
2173  *              SetFileAttributesA      (KERNEL32.@)
2174  */
2175 BOOL WINAPI SetFileAttributesA( LPCSTR name, DWORD attributes )
2176 {
2177     WCHAR *nameW;
2178
2179     if (!(nameW = FILE_name_AtoW( name, FALSE ))) return FALSE;
2180     return SetFileAttributesW( nameW, attributes );
2181 }
2182
2183
2184 /**************************************************************************
2185  *           GetFileAttributesExW   (KERNEL32.@)
2186  */
2187 BOOL WINAPI GetFileAttributesExW( LPCWSTR name, GET_FILEEX_INFO_LEVELS level, LPVOID ptr )
2188 {
2189     FILE_NETWORK_OPEN_INFORMATION info;
2190     WIN32_FILE_ATTRIBUTE_DATA *data = ptr;
2191     UNICODE_STRING nt_name;
2192     OBJECT_ATTRIBUTES attr;
2193     NTSTATUS status;
2194
2195     TRACE("%s %d %p\n", debugstr_w(name), level, ptr);
2196
2197     if (level != GetFileExInfoStandard)
2198     {
2199         SetLastError( ERROR_INVALID_PARAMETER );
2200         return FALSE;
2201     }
2202
2203     if (!RtlDosPathNameToNtPathName_U( name, &nt_name, NULL, NULL ))
2204     {
2205         SetLastError( ERROR_PATH_NOT_FOUND );
2206         return FALSE;
2207     }
2208
2209     attr.Length = sizeof(attr);
2210     attr.RootDirectory = 0;
2211     attr.Attributes = OBJ_CASE_INSENSITIVE;
2212     attr.ObjectName = &nt_name;
2213     attr.SecurityDescriptor = NULL;
2214     attr.SecurityQualityOfService = NULL;
2215
2216     status = NtQueryFullAttributesFile( &attr, &info );
2217     RtlFreeUnicodeString( &nt_name );
2218
2219     if (status != STATUS_SUCCESS)
2220     {
2221         SetLastError( RtlNtStatusToDosError(status) );
2222         return FALSE;
2223     }
2224
2225     data->dwFileAttributes = info.FileAttributes;
2226     data->ftCreationTime.dwLowDateTime    = info.CreationTime.u.LowPart;
2227     data->ftCreationTime.dwHighDateTime   = info.CreationTime.u.HighPart;
2228     data->ftLastAccessTime.dwLowDateTime  = info.LastAccessTime.u.LowPart;
2229     data->ftLastAccessTime.dwHighDateTime = info.LastAccessTime.u.HighPart;
2230     data->ftLastWriteTime.dwLowDateTime   = info.LastWriteTime.u.LowPart;
2231     data->ftLastWriteTime.dwHighDateTime  = info.LastWriteTime.u.HighPart;
2232     data->nFileSizeLow                    = info.EndOfFile.u.LowPart;
2233     data->nFileSizeHigh                   = info.EndOfFile.u.HighPart;
2234     return TRUE;
2235 }
2236
2237
2238 /**************************************************************************
2239  *           GetFileAttributesExA   (KERNEL32.@)
2240  */
2241 BOOL WINAPI GetFileAttributesExA( LPCSTR name, GET_FILEEX_INFO_LEVELS level, LPVOID ptr )
2242 {
2243     WCHAR *nameW;
2244
2245     if (!(nameW = FILE_name_AtoW( name, FALSE ))) return FALSE;
2246     return GetFileAttributesExW( nameW, level, ptr );
2247 }
2248
2249
2250 /******************************************************************************
2251  *           GetCompressedFileSizeW   (KERNEL32.@)
2252  *
2253  * Get the actual number of bytes used on disk.
2254  *
2255  * RETURNS
2256  *    Success: Low-order doubleword of number of bytes
2257  *    Failure: INVALID_FILE_SIZE
2258  */
2259 DWORD WINAPI GetCompressedFileSizeW(
2260     LPCWSTR name,       /* [in]  Pointer to name of file */
2261     LPDWORD size_high ) /* [out] Receives high-order doubleword of size */
2262 {
2263     UNICODE_STRING nt_name;
2264     OBJECT_ATTRIBUTES attr;
2265     IO_STATUS_BLOCK io;
2266     NTSTATUS status;
2267     HANDLE handle;
2268     DWORD ret = INVALID_FILE_SIZE;
2269
2270     TRACE("%s %p\n", debugstr_w(name), size_high);
2271
2272     if (!RtlDosPathNameToNtPathName_U( name, &nt_name, NULL, NULL ))
2273     {
2274         SetLastError( ERROR_PATH_NOT_FOUND );
2275         return INVALID_FILE_SIZE;
2276     }
2277
2278     attr.Length = sizeof(attr);
2279     attr.RootDirectory = 0;
2280     attr.Attributes = OBJ_CASE_INSENSITIVE;
2281     attr.ObjectName = &nt_name;
2282     attr.SecurityDescriptor = NULL;
2283     attr.SecurityQualityOfService = NULL;
2284
2285     status = NtOpenFile( &handle, 0, &attr, &io, 0, FILE_SYNCHRONOUS_IO_NONALERT );
2286     RtlFreeUnicodeString( &nt_name );
2287
2288     if (status == STATUS_SUCCESS)
2289     {
2290         /* we don't support compressed files, simply return the file size */
2291         ret = GetFileSize( handle, size_high );
2292         NtClose( handle );
2293     }
2294     else SetLastError( RtlNtStatusToDosError(status) );
2295
2296     return ret;
2297 }
2298
2299
2300 /******************************************************************************
2301  *           GetCompressedFileSizeA   (KERNEL32.@)
2302  *
2303  * See GetCompressedFileSizeW.
2304  */
2305 DWORD WINAPI GetCompressedFileSizeA( LPCSTR name, LPDWORD size_high )
2306 {
2307     WCHAR *nameW;
2308
2309     if (!(nameW = FILE_name_AtoW( name, FALSE ))) return INVALID_FILE_SIZE;
2310     return GetCompressedFileSizeW( nameW, size_high );
2311 }
2312
2313
2314 /***********************************************************************
2315  *              OpenVxDHandle (KERNEL32.@)
2316  *
2317  *      This function is supposed to return the corresponding Ring 0
2318  *      ("kernel") handle for a Ring 3 handle in Win9x.
2319  *      Evidently, Wine will have problems with this. But we try anyway,
2320  *      maybe it helps...
2321  */
2322 HANDLE WINAPI OpenVxDHandle(HANDLE hHandleRing3)
2323 {
2324     FIXME( "(%p), stub! (returning Ring 3 handle instead of Ring 0)\n", hHandleRing3);
2325     return hHandleRing3;
2326 }
2327
2328
2329 /****************************************************************************
2330  *              DeviceIoControl (KERNEL32.@)
2331  */
2332 BOOL WINAPI DeviceIoControl(HANDLE hDevice, DWORD dwIoControlCode,
2333                             LPVOID lpvInBuffer, DWORD cbInBuffer,
2334                             LPVOID lpvOutBuffer, DWORD cbOutBuffer,
2335                             LPDWORD lpcbBytesReturned,
2336                             LPOVERLAPPED lpOverlapped)
2337 {
2338     NTSTATUS status;
2339
2340     TRACE( "(%p,%x,%p,%d,%p,%d,%p,%p)\n",
2341            hDevice,dwIoControlCode,lpvInBuffer,cbInBuffer,
2342            lpvOutBuffer,cbOutBuffer,lpcbBytesReturned,lpOverlapped );
2343
2344     /* Check if this is a user defined control code for a VxD */
2345
2346     if (HIWORD( dwIoControlCode ) == 0 && (GetVersion() & 0x80000000))
2347     {
2348         DeviceIoProc proc = VXD_get_proc( hDevice );
2349         if (proc) return proc( dwIoControlCode, lpvInBuffer, cbInBuffer,
2350                                lpvOutBuffer, cbOutBuffer, lpcbBytesReturned, lpOverlapped );
2351     }
2352
2353     /* Not a VxD, let ntdll handle it */
2354
2355     if (lpOverlapped)
2356     {
2357         LPVOID cvalue = ((ULONG_PTR)lpOverlapped->hEvent & 1) ? NULL : lpOverlapped;
2358         lpOverlapped->Internal = STATUS_PENDING;
2359         lpOverlapped->InternalHigh = 0;
2360         if (HIWORD(dwIoControlCode) == FILE_DEVICE_FILE_SYSTEM)
2361             status = NtFsControlFile(hDevice, lpOverlapped->hEvent,
2362                                      NULL, cvalue, (PIO_STATUS_BLOCK)lpOverlapped,
2363                                      dwIoControlCode, lpvInBuffer, cbInBuffer,
2364                                      lpvOutBuffer, cbOutBuffer);
2365         else
2366             status = NtDeviceIoControlFile(hDevice, lpOverlapped->hEvent,
2367                                            NULL, cvalue, (PIO_STATUS_BLOCK)lpOverlapped,
2368                                            dwIoControlCode, lpvInBuffer, cbInBuffer,
2369                                            lpvOutBuffer, cbOutBuffer);
2370         if (lpcbBytesReturned) *lpcbBytesReturned = lpOverlapped->InternalHigh;
2371     }
2372     else
2373     {
2374         IO_STATUS_BLOCK iosb;
2375
2376         if (HIWORD(dwIoControlCode) == FILE_DEVICE_FILE_SYSTEM)
2377             status = NtFsControlFile(hDevice, NULL, NULL, NULL, &iosb,
2378                                      dwIoControlCode, lpvInBuffer, cbInBuffer,
2379                                      lpvOutBuffer, cbOutBuffer);
2380         else
2381             status = NtDeviceIoControlFile(hDevice, NULL, NULL, NULL, &iosb,
2382                                            dwIoControlCode, lpvInBuffer, cbInBuffer,
2383                                            lpvOutBuffer, cbOutBuffer);
2384         if (lpcbBytesReturned) *lpcbBytesReturned = iosb.Information;
2385     }
2386     if (status) SetLastError( RtlNtStatusToDosError(status) );
2387     return !status;
2388 }
2389
2390
2391 /***********************************************************************
2392  *           OpenFile   (KERNEL32.@)
2393  */
2394 HFILE WINAPI OpenFile( LPCSTR name, OFSTRUCT *ofs, UINT mode )
2395 {
2396     HANDLE handle;
2397     FILETIME filetime;
2398     WORD filedatetime[2];
2399
2400     if (!ofs) return HFILE_ERROR;
2401
2402     TRACE("%s %s %s %s%s%s%s%s%s%s%s%s\n",name,
2403           ((mode & 0x3 )==OF_READ)?"OF_READ":
2404           ((mode & 0x3 )==OF_WRITE)?"OF_WRITE":
2405           ((mode & 0x3 )==OF_READWRITE)?"OF_READWRITE":"unknown",
2406           ((mode & 0x70 )==OF_SHARE_COMPAT)?"OF_SHARE_COMPAT":
2407           ((mode & 0x70 )==OF_SHARE_DENY_NONE)?"OF_SHARE_DENY_NONE":
2408           ((mode & 0x70 )==OF_SHARE_DENY_READ)?"OF_SHARE_DENY_READ":
2409           ((mode & 0x70 )==OF_SHARE_DENY_WRITE)?"OF_SHARE_DENY_WRITE":
2410           ((mode & 0x70 )==OF_SHARE_EXCLUSIVE)?"OF_SHARE_EXCLUSIVE":"unknown",
2411           ((mode & OF_PARSE )==OF_PARSE)?"OF_PARSE ":"",
2412           ((mode & OF_DELETE )==OF_DELETE)?"OF_DELETE ":"",
2413           ((mode & OF_VERIFY )==OF_VERIFY)?"OF_VERIFY ":"",
2414           ((mode & OF_SEARCH )==OF_SEARCH)?"OF_SEARCH ":"",
2415           ((mode & OF_CANCEL )==OF_CANCEL)?"OF_CANCEL ":"",
2416           ((mode & OF_CREATE )==OF_CREATE)?"OF_CREATE ":"",
2417           ((mode & OF_PROMPT )==OF_PROMPT)?"OF_PROMPT ":"",
2418           ((mode & OF_EXIST )==OF_EXIST)?"OF_EXIST ":"",
2419           ((mode & OF_REOPEN )==OF_REOPEN)?"OF_REOPEN ":""
2420         );
2421
2422
2423     ofs->cBytes = sizeof(OFSTRUCT);
2424     ofs->nErrCode = 0;
2425     if (mode & OF_REOPEN) name = ofs->szPathName;
2426
2427     if (!name) return HFILE_ERROR;
2428
2429     TRACE("%s %04x\n", name, mode );
2430
2431     /* the watcom 10.6 IDE relies on a valid path returned in ofs->szPathName
2432        Are there any cases where getting the path here is wrong?
2433        Uwe Bonnes 1997 Apr 2 */
2434     if (!GetFullPathNameA( name, sizeof(ofs->szPathName), ofs->szPathName, NULL )) goto error;
2435
2436     /* OF_PARSE simply fills the structure */
2437
2438     if (mode & OF_PARSE)
2439     {
2440         ofs->fFixedDisk = (GetDriveTypeA( ofs->szPathName ) != DRIVE_REMOVABLE);
2441         TRACE("(%s): OF_PARSE, res = '%s'\n", name, ofs->szPathName );
2442         return 0;
2443     }
2444
2445     /* OF_CREATE is completely different from all other options, so
2446        handle it first */
2447
2448     if (mode & OF_CREATE)
2449     {
2450         if ((handle = create_file_OF( name, mode )) == INVALID_HANDLE_VALUE)
2451             goto error;
2452     }
2453     else
2454     {
2455         /* Now look for the file */
2456
2457         if (!SearchPathA( NULL, name, NULL, sizeof(ofs->szPathName), ofs->szPathName, NULL ))
2458             goto error;
2459
2460         TRACE("found %s\n", debugstr_a(ofs->szPathName) );
2461
2462         if (mode & OF_DELETE)
2463         {
2464             if (!DeleteFileA( ofs->szPathName )) goto error;
2465             TRACE("(%s): OF_DELETE return = OK\n", name);
2466             return TRUE;
2467         }
2468
2469         handle = LongToHandle(_lopen( ofs->szPathName, mode ));
2470         if (handle == INVALID_HANDLE_VALUE) goto error;
2471
2472         GetFileTime( handle, NULL, NULL, &filetime );
2473         FileTimeToDosDateTime( &filetime, &filedatetime[0], &filedatetime[1] );
2474         if ((mode & OF_VERIFY) && (mode & OF_REOPEN))
2475         {
2476             if (ofs->Reserved1 != filedatetime[0] || ofs->Reserved2 != filedatetime[1] )
2477             {
2478                 CloseHandle( handle );
2479                 WARN("(%s): OF_VERIFY failed\n", name );
2480                 /* FIXME: what error here? */
2481                 SetLastError( ERROR_FILE_NOT_FOUND );
2482                 goto error;
2483             }
2484         }
2485         ofs->Reserved1 = filedatetime[0];
2486         ofs->Reserved2 = filedatetime[1];
2487     }
2488     TRACE("(%s): OK, return = %p\n", name, handle );
2489     if (mode & OF_EXIST)  /* Return TRUE instead of a handle */
2490     {
2491         CloseHandle( handle );
2492         return TRUE;
2493     }
2494     return HandleToLong(handle);
2495
2496 error:  /* We get here if there was an error opening the file */
2497     ofs->nErrCode = GetLastError();
2498     WARN("(%s): return = HFILE_ERROR error= %d\n", name,ofs->nErrCode );
2499     return HFILE_ERROR;
2500 }