dlls/kernel32/path.c

   1 /*
   2  * File handling functions
   3  *
   4  * Copyright 1993 Erik Bos
   5  * Copyright 1996, 2004 Alexandre Julliard
   6  * Copyright 2003 Eric Pouech
   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
  24 #include "config.h"
  25 #include "wine/port.h"
  26
  27 #include <errno.h>
  28 #include <stdio.h>
  29 #include <stdarg.h>
  30
  31 #define NONAMELESSUNION
  32 #define NONAMELESSSTRUCT
  33 #include "winerror.h"
  34 #include "ntstatus.h"
  35 #define WIN32_NO_STATUS
  36 #include "windef.h"
  37 #include "winbase.h"
  38 #include "winternl.h"
  39
  40 #include "kernel_private.h"
  41 #include "wine/unicode.h"
  42 #include "wine/debug.h"
  43
  44 WINE_DEFAULT_DEBUG_CHANNEL(file);
  45
  46 #define MAX_PATHNAME_LEN        1024
  47
  48
  49 /* check if a file name is for an executable file (.exe or .com) */
  50 static inline BOOL is_executable( const WCHAR *name )
  51 {
  52     static const WCHAR exeW[] = {'.','e','x','e',0};
  53     static const WCHAR comW[] = {'.','c','o','m',0};
  54     int len = strlenW(name);
  55
  56     if (len < 4) return FALSE;
  57     return (!strcmpiW( name + len - 4, exeW ) || !strcmpiW( name + len - 4, comW ));
  58 }
  59
  60 /***********************************************************************
  61  *           copy_filename_WtoA
  62  *
  63  * copy a file name back to OEM/Ansi, but only if the buffer is large enough
  64  */
  65 static DWORD copy_filename_WtoA( LPCWSTR nameW, LPSTR buffer, DWORD len )
  66 {
  67     UNICODE_STRING strW;
  68     DWORD ret;
  69     BOOL is_ansi = AreFileApisANSI();
  70
  71     RtlInitUnicodeString( &strW, nameW );
  72
  73     ret = is_ansi ? RtlUnicodeStringToAnsiSize(&strW) : RtlUnicodeStringToOemSize(&strW);
  74     if (buffer && ret <= len)
  75     {
  76         ANSI_STRING str;
  77
  78         str.Buffer = buffer;
  79         str.MaximumLength = min( len, UNICODE_STRING_MAX_CHARS );
  80         if (is_ansi)
  81             RtlUnicodeStringToAnsiString( &str, &strW, FALSE );
  82         else
  83             RtlUnicodeStringToOemString( &str, &strW, FALSE );
  84         ret = str.Length;  /* length without terminating 0 */
  85     }
  86     return ret;
  87 }
  88
  89 /***********************************************************************
  90  *           add_boot_rename_entry
  91  *
  92  * Adds an entry to the registry that is loaded when windows boots and
  93  * checks if there are some files to be removed or renamed/moved.
  94  * <fn1> has to be valid and <fn2> may be NULL. If both pointers are
  95  * non-NULL then the file is moved, otherwise it is deleted.  The
  96  * entry of the registry key is always appended with two zero
  97  * terminated strings. If <fn2> is NULL then the second entry is
  98  * simply a single 0-byte. Otherwise the second filename goes
  99  * there. The entries are prepended with \??\ before the path and the
 100  * second filename gets also a '!' as the first character if
 101  * MOVEFILE_REPLACE_EXISTING is set. After the final string another
 102  * 0-byte follows to indicate the end of the strings.
 103  * i.e.:
 104  * \??\D:\test\file1[0]
 105  * !\??\D:\test\file1_renamed[0]
 106  * \??\D:\Test|delete[0]
 107  * [0]                        <- file is to be deleted, second string empty
 108  * \??\D:\test\file2[0]
 109  * !\??\D:\test\file2_renamed[0]
 110  * [0]                        <- indicates end of strings
 111  *
 112  * or:
 113  * \??\D:\test\file1[0]
 114  * !\??\D:\test\file1_renamed[0]
 115  * \??\D:\Test|delete[0]
 116  * [0]                        <- file is to be deleted, second string empty
 117  * [0]                        <- indicates end of strings
 118  *
 119  */
 120 static BOOL add_boot_rename_entry( LPCWSTR source, LPCWSTR dest, DWORD flags )
 121 {
 122     static const WCHAR ValueName[] = {'P','e','n','d','i','n','g',
 123                                       'F','i','l','e','R','e','n','a','m','e',
 124                                       'O','p','e','r','a','t','i','o','n','s',0};
 125     static const WCHAR SessionW[] = {'M','a','c','h','i','n','e','\\',
 126                                      'S','y','s','t','e','m','\\',
 127                                      'C','u','r','r','e','n','t','C','o','n','t','r','o','l','S','e','t','\\',
 128                                      'C','o','n','t','r','o','l','\\',
 129                                      'S','e','s','s','i','o','n',' ','M','a','n','a','g','e','r',0};
 130     static const int info_size = FIELD_OFFSET( KEY_VALUE_PARTIAL_INFORMATION, Data );
 131
 132     OBJECT_ATTRIBUTES attr;
 133     UNICODE_STRING nameW, source_name, dest_name;
 134     KEY_VALUE_PARTIAL_INFORMATION *info;
 135     BOOL rc = FALSE;
 136     HANDLE Reboot = 0;
 137     DWORD len1, len2;
 138     DWORD DataSize = 0;
 139     BYTE *Buffer = NULL;
 140     WCHAR *p;
 141
 142     if (!RtlDosPathNameToNtPathName_U( source, &source_name, NULL, NULL ))
 143     {
 144         SetLastError( ERROR_PATH_NOT_FOUND );
 145         return FALSE;
 146     }
 147     dest_name.Buffer = NULL;
 148     if (dest && !RtlDosPathNameToNtPathName_U( dest, &dest_name, NULL, NULL ))
 149     {
 150         RtlFreeUnicodeString( &source_name );
 151         SetLastError( ERROR_PATH_NOT_FOUND );
 152         return FALSE;
 153     }
 154
 155     attr.Length = sizeof(attr);
 156     attr.RootDirectory = 0;
 157     attr.ObjectName = &nameW;
 158     attr.Attributes = 0;
 159     attr.SecurityDescriptor = NULL;
 160     attr.SecurityQualityOfService = NULL;
 161     RtlInitUnicodeString( &nameW, SessionW );
 162
 163     if (NtCreateKey( &Reboot, KEY_ALL_ACCESS, &attr, 0, NULL, 0, NULL ) != STATUS_SUCCESS)
 164     {
 165         WARN("Error creating key for reboot management [%s]\n",
 166              "SYSTEM\\CurrentControlSet\\Control\\Session Manager");
 167         RtlFreeUnicodeString( &source_name );
 168         RtlFreeUnicodeString( &dest_name );
 169         return FALSE;
 170     }
 171
 172     len1 = source_name.Length + sizeof(WCHAR);
 173     if (dest)
 174     {
 175         len2 = dest_name.Length + sizeof(WCHAR);
 176         if (flags & MOVEFILE_REPLACE_EXISTING)
 177             len2 += sizeof(WCHAR); /* Plus 1 because of the leading '!' */
 178     }
 179     else len2 = sizeof(WCHAR); /* minimum is the 0 characters for the empty second string */
 180
 181     RtlInitUnicodeString( &nameW, ValueName );
 182
 183     /* First we check if the key exists and if so how many bytes it already contains. */
 184     if (NtQueryValueKey( Reboot, &nameW, KeyValuePartialInformation,
 185                          NULL, 0, &DataSize ) == STATUS_BUFFER_TOO_SMALL)
 186     {
 187         if (!(Buffer = HeapAlloc( GetProcessHeap(), 0, DataSize + len1 + len2 + sizeof(WCHAR) )))
 188             goto Quit;
 189         if (NtQueryValueKey( Reboot, &nameW, KeyValuePartialInformation,
 190                              Buffer, DataSize, &DataSize )) goto Quit;
 191         info = (KEY_VALUE_PARTIAL_INFORMATION *)Buffer;
 192         if (info->Type != REG_MULTI_SZ) goto Quit;
 193         if (DataSize > sizeof(info)) DataSize -= sizeof(WCHAR);  /* remove terminating null (will be added back later) */
 194     }
 195     else
 196     {
 197         DataSize = info_size;
 198         if (!(Buffer = HeapAlloc( GetProcessHeap(), 0, DataSize + len1 + len2 + sizeof(WCHAR) )))
 199             goto Quit;
 200     }
 201
 202     memcpy( Buffer + DataSize, source_name.Buffer, len1 );
 203     DataSize += len1;
 204     p = (WCHAR *)(Buffer + DataSize);
 205     if (dest)
 206     {
 207         if (flags & MOVEFILE_REPLACE_EXISTING)
 208             *p++ = '!';
 209         memcpy( p, dest_name.Buffer, len2 );
 210         DataSize += len2;
 211     }
 212     else
 213     {
 214         *p = 0;
 215         DataSize += sizeof(WCHAR);
 216     }
 217
 218     /* add final null */
 219     p = (WCHAR *)(Buffer + DataSize);
 220     *p = 0;
 221     DataSize += sizeof(WCHAR);
 222
 223     rc = !NtSetValueKey(Reboot, &nameW, 0, REG_MULTI_SZ, Buffer + info_size, DataSize - info_size);
 224
 225  Quit:
 226     RtlFreeUnicodeString( &source_name );
 227     RtlFreeUnicodeString( &dest_name );
 228     if (Reboot) NtClose(Reboot);
 229     HeapFree( GetProcessHeap(), 0, Buffer );
 230     return(rc);
 231 }
 232
 233
 234 /***********************************************************************
 235  *           GetFullPathNameW   (KERNEL32.@)
 236  * NOTES
 237  *   if the path closed with '\', *lastpart is 0
 238  */
 239 DWORD WINAPI GetFullPathNameW( LPCWSTR name, DWORD len, LPWSTR buffer,
 240                                LPWSTR *lastpart )
 241 {
 242     return RtlGetFullPathName_U(name, len * sizeof(WCHAR), buffer, lastpart) / sizeof(WCHAR);
 243 }
 244
 245 /***********************************************************************
 246  *           GetFullPathNameA   (KERNEL32.@)
 247  * NOTES
 248  *   if the path closed with '\', *lastpart is 0
 249  */
 250 DWORD WINAPI GetFullPathNameA( LPCSTR name, DWORD len, LPSTR buffer,
 251                                LPSTR *lastpart )
 252 {
 253     WCHAR *nameW;
 254     WCHAR bufferW[MAX_PATH];
 255     DWORD ret;
 256
 257     if (!(nameW = FILE_name_AtoW( name, FALSE ))) return 0;
 258
 259     ret = GetFullPathNameW( nameW, MAX_PATH, bufferW, NULL);
 260
 261     if (!ret) return 0;
 262     if (ret > MAX_PATH)
 263     {
 264         SetLastError(ERROR_FILENAME_EXCED_RANGE);
 265         return 0;
 266     }
 267     ret = copy_filename_WtoA( bufferW, buffer, len );
 268     if (ret < len && lastpart)
 269     {
 270         LPSTR p = buffer + strlen(buffer) - 1;
 271
 272         if (*p != '\\')
 273         {
 274             while ((p > buffer + 2) && (*p != '\\')) p--;
 275             *lastpart = p + 1;
 276         }
 277         else *lastpart = NULL;
 278     }
 279     return ret;
 280 }
 281
 282
 283 /***********************************************************************
 284  *           GetLongPathNameW   (KERNEL32.@)
 285  *
 286  * NOTES
 287  *  observed (Win2000):
 288  *  shortpath=NULL: LastError=ERROR_INVALID_PARAMETER, ret=0
 289  *  shortpath="":   LastError=ERROR_PATH_NOT_FOUND, ret=0
 290  */
 291 DWORD WINAPI GetLongPathNameW( LPCWSTR shortpath, LPWSTR longpath, DWORD longlen )
 292 {
 293     WCHAR               tmplongpath[MAX_PATHNAME_LEN];
 294     LPCWSTR             p;
 295     DWORD               sp = 0, lp = 0;
 296     DWORD               tmplen;
 297     BOOL                unixabsolute;
 298     WIN32_FIND_DATAW    wfd;
 299     HANDLE              goit;
 300
 301     if (!shortpath)
 302     {
 303         SetLastError(ERROR_INVALID_PARAMETER);
 304         return 0;
 305     }
 306     if (!shortpath[0])
 307     {
 308         SetLastError(ERROR_PATH_NOT_FOUND);
 309         return 0;
 310     }
 311
 312     TRACE("%s,%p,%d\n", debugstr_w(shortpath), longpath, longlen);
 313
 314     if (shortpath[0] == '\\' && shortpath[1] == '\\')
 315     {
 316         FIXME("UNC pathname %s\n", debugstr_w(shortpath));
 317
 318         tmplen = strlenW(shortpath);
 319         if (tmplen < longlen)
 320         {
 321             if (longpath != shortpath) strcpyW( longpath, shortpath );
 322             return tmplen;
 323         }
 324         return tmplen + 1;
 325     }
 326
 327     unixabsolute = (shortpath[0] == '/');
 328
 329     /* check for drive letter */
 330     if (!unixabsolute && shortpath[1] == ':' )
 331     {
 332         tmplongpath[0] = shortpath[0];
 333         tmplongpath[1] = ':';
 334         lp = sp = 2;
 335     }
 336
 337     while (shortpath[sp])
 338     {
 339         /* check for path delimiters and reproduce them */
 340         if (shortpath[sp] == '\\' || shortpath[sp] == '/')
 341         {
 342             if (!lp || tmplongpath[lp-1] != '\\')
 343             {
 344                 /* strip double "\\" */
 345                 tmplongpath[lp++] = '\\';
 346             }
 347             tmplongpath[lp] = 0; /* terminate string */
 348             sp++;
 349             continue;
 350         }
 351
 352         p = shortpath + sp;
 353         if (sp == 0 && p[0] == '.' && (p[1] == '/' || p[1] == '\\'))
 354         {
 355             tmplongpath[lp++] = *p++;
 356             tmplongpath[lp++] = *p++;
 357         }
 358         for (; *p && *p != '/' && *p != '\\'; p++);
 359         tmplen = p - (shortpath + sp);
 360         lstrcpynW(tmplongpath + lp, shortpath + sp, tmplen + 1);
 361
 362         if (tmplongpath[lp] == '.')
 363         {
 364             if (tmplen == 1 || (tmplen == 2 && tmplongpath[lp + 1] == '.'))
 365             {
 366                 lp += tmplen;
 367                 sp += tmplen;
 368                 continue;
 369             }
 370         }
 371
 372         /* Check if the file exists and use the existing file name */
 373         goit = FindFirstFileW(tmplongpath, &wfd);
 374         if (goit == INVALID_HANDLE_VALUE)
 375         {
 376             TRACE("not found %s!\n", debugstr_w(tmplongpath));
 377             SetLastError ( ERROR_FILE_NOT_FOUND );
 378             return 0;
 379         }
 380         FindClose(goit);
 381         strcpyW(tmplongpath + lp, wfd.cFileName);
 382         lp += strlenW(tmplongpath + lp);
 383         sp += tmplen;
 384     }
 385     tmplen = strlenW(shortpath) - 1;
 386     if ((shortpath[tmplen] == '/' || shortpath[tmplen] == '\\') &&
 387         (tmplongpath[lp - 1] != '/' && tmplongpath[lp - 1] != '\\'))
 388         tmplongpath[lp++] = shortpath[tmplen];
 389     tmplongpath[lp] = 0;
 390
 391     tmplen = strlenW(tmplongpath) + 1;
 392     if (tmplen <= longlen)
 393     {
 394         strcpyW(longpath, tmplongpath);
 395         TRACE("returning %s\n", debugstr_w(longpath));
 396         tmplen--; /* length without 0 */
 397     }
 398
 399     return tmplen;
 400 }
 401
 402 /***********************************************************************
 403  *           GetLongPathNameA   (KERNEL32.@)
 404  */
 405 DWORD WINAPI GetLongPathNameA( LPCSTR shortpath, LPSTR longpath, DWORD longlen )
 406 {
 407     WCHAR *shortpathW;
 408     WCHAR longpathW[MAX_PATH];
 409     DWORD ret;
 410
 411     TRACE("%s\n", debugstr_a(shortpath));
 412
 413     if (!(shortpathW = FILE_name_AtoW( shortpath, FALSE ))) return 0;
 414
 415     ret = GetLongPathNameW(shortpathW, longpathW, MAX_PATH);
 416
 417     if (!ret) return 0;
 418     if (ret > MAX_PATH)
 419     {
 420         SetLastError(ERROR_FILENAME_EXCED_RANGE);
 421         return 0;
 422     }
 423     return copy_filename_WtoA( longpathW, longpath, longlen );
 424 }
 425
 426
 427 /***********************************************************************
 428  *           GetShortPathNameW   (KERNEL32.@)
 429  *
 430  * NOTES
 431  *  observed:
 432  *  longpath=NULL: LastError=ERROR_INVALID_PARAMETER, ret=0
 433  *  longpath="" or invalid: LastError=ERROR_BAD_PATHNAME, ret=0
 434  *
 435  * more observations ( with NT 3.51 (WinDD) ):
 436  * longpath <= 8.3 -> just copy longpath to shortpath
 437  * longpath > 8.3  ->
 438  *             a) file does not exist -> return 0, LastError = ERROR_FILE_NOT_FOUND
 439  *             b) file does exist     -> set the short filename.
 440  * - trailing slashes are reproduced in the short name, even if the
 441  *   file is not a directory
 442  * - the absolute/relative path of the short name is reproduced like found
 443  *   in the long name
 444  * - longpath and shortpath may have the same address
 445  * Peter Ganten, 1999
 446  */
 447 DWORD WINAPI GetShortPathNameW( LPCWSTR longpath, LPWSTR shortpath, DWORD shortlen )
 448 {
 449     WCHAR               tmpshortpath[MAX_PATHNAME_LEN];
 450     LPCWSTR             p;
 451     DWORD               sp = 0, lp = 0;
 452     DWORD               tmplen;
 453     WIN32_FIND_DATAW    wfd;
 454     HANDLE              goit;
 455
 456     TRACE("%s\n", debugstr_w(longpath));
 457
 458     if (!longpath)
 459     {
 460         SetLastError(ERROR_INVALID_PARAMETER);
 461         return 0;
 462     }
 463     if (!longpath[0])
 464     {
 465         SetLastError(ERROR_BAD_PATHNAME);
 466         return 0;
 467     }
 468
 469     /* check for drive letter */
 470     if (longpath[0] != '/' && longpath[1] == ':' )
 471     {
 472         tmpshortpath[0] = longpath[0];
 473         tmpshortpath[1] = ':';
 474         sp = lp = 2;
 475     }
 476
 477     while (longpath[lp])
 478     {
 479         /* check for path delimiters and reproduce them */
 480         if (longpath[lp] == '\\' || longpath[lp] == '/')
 481         {
 482             if (!sp || tmpshortpath[sp-1] != '\\')
 483             {
 484                 /* strip double "\\" */
 485                 tmpshortpath[sp] = '\\';
 486                 sp++;
 487             }
 488             tmpshortpath[sp] = 0; /* terminate string */
 489             lp++;
 490             continue;
 491         }
 492
 493         p = longpath + lp;
 494         if (lp == 0 && p[0] == '.' && (p[1] == '/' || p[1] == '\\'))
 495         {
 496             tmpshortpath[sp++] = *p++;
 497             tmpshortpath[sp++] = *p++;
 498         }
 499         for (; *p && *p != '/' && *p != '\\'; p++);
 500         tmplen = p - (longpath + lp);
 501         lstrcpynW(tmpshortpath + sp, longpath + lp, tmplen + 1);
 502
 503         if (tmpshortpath[sp] == '.')
 504         {
 505             if (tmplen == 1 || (tmplen == 2 && tmpshortpath[sp + 1] == '.'))
 506             {
 507                 sp += tmplen;
 508                 lp += tmplen;
 509                 continue;
 510             }
 511         }
 512
 513         /* Check if the file exists and use the existing short file name */
 514         goit = FindFirstFileW(tmpshortpath, &wfd);
 515         if (goit == INVALID_HANDLE_VALUE) goto notfound;
 516         FindClose(goit);
 517         strcpyW(tmpshortpath + sp, wfd.cAlternateFileName[0] ? wfd.cAlternateFileName : wfd.cFileName);
 518         sp += strlenW(tmpshortpath + sp);
 519         lp += tmplen;
 520     }
 521     tmpshortpath[sp] = 0;
 522
 523     tmplen = strlenW(tmpshortpath) + 1;
 524     if (tmplen <= shortlen)
 525     {
 526         strcpyW(shortpath, tmpshortpath);
 527         TRACE("returning %s\n", debugstr_w(shortpath));
 528         tmplen--; /* length without 0 */
 529     }
 530
 531     return tmplen;
 532
 533  notfound:
 534     TRACE("not found!\n" );
 535     SetLastError ( ERROR_FILE_NOT_FOUND );
 536     return 0;
 537 }
 538
 539 /***********************************************************************
 540  *           GetShortPathNameA   (KERNEL32.@)
 541  */
 542 DWORD WINAPI GetShortPathNameA( LPCSTR longpath, LPSTR shortpath, DWORD shortlen )
 543 {
 544     WCHAR *longpathW;
 545     WCHAR shortpathW[MAX_PATH];
 546     DWORD ret;
 547
 548     TRACE("%s\n", debugstr_a(longpath));
 549
 550     if (!(longpathW = FILE_name_AtoW( longpath, FALSE ))) return 0;
 551
 552     ret = GetShortPathNameW(longpathW, shortpathW, MAX_PATH);
 553
 554     if (!ret) return 0;
 555     if (ret > MAX_PATH)
 556     {
 557         SetLastError(ERROR_FILENAME_EXCED_RANGE);
 558         return 0;
 559     }
 560     return copy_filename_WtoA( shortpathW, shortpath, shortlen );
 561 }
 562
 563
 564 /***********************************************************************
 565  *           GetTempPathA   (KERNEL32.@)
 566  */
 567 DWORD WINAPI GetTempPathA( DWORD count, LPSTR path )
 568 {
 569     WCHAR pathW[MAX_PATH];
 570     UINT ret;
 571
 572     ret = GetTempPathW(MAX_PATH, pathW);
 573
 574     if (!ret)
 575         return 0;
 576
 577     if (ret > MAX_PATH)
 578     {
 579         SetLastError(ERROR_FILENAME_EXCED_RANGE);
 580         return 0;
 581     }
 582     return copy_filename_WtoA( pathW, path, count );
 583 }
 584
 585
 586 /***********************************************************************
 587  *           GetTempPathW   (KERNEL32.@)
 588  */
 589 DWORD WINAPI GetTempPathW( DWORD count, LPWSTR path )
 590 {
 591     static const WCHAR tmp[]  = { 'T', 'M', 'P', 0 };
 592     static const WCHAR temp[] = { 'T', 'E', 'M', 'P', 0 };
 593     static const WCHAR userprofile[] = { 'U','S','E','R','P','R','O','F','I','L','E',0 };
 594     WCHAR tmp_path[MAX_PATH];
 595     UINT ret;
 596
 597     TRACE("%u,%p\n", count, path);
 598
 599     if (!(ret = GetEnvironmentVariableW( tmp, tmp_path, MAX_PATH )) &&
 600         !(ret = GetEnvironmentVariableW( temp, tmp_path, MAX_PATH )) &&
 601         !(ret = GetEnvironmentVariableW( userprofile, tmp_path, MAX_PATH )) &&
 602         !(ret = GetWindowsDirectoryW( tmp_path, MAX_PATH )))
 603         return 0;
 604
 605     if (ret > MAX_PATH)
 606     {
 607         SetLastError(ERROR_FILENAME_EXCED_RANGE);
 608         return 0;
 609     }
 610
 611     ret = GetFullPathNameW(tmp_path, MAX_PATH, tmp_path, NULL);
 612     if (!ret) return 0;
 613
 614     if (ret > MAX_PATH - 2)
 615     {
 616         SetLastError(ERROR_FILENAME_EXCED_RANGE);
 617         return 0;
 618     }
 619
 620     if (tmp_path[ret-1] != '\\')
 621     {
 622         tmp_path[ret++] = '\\';
 623         tmp_path[ret]   = '\0';
 624     }
 625
 626     ret++; /* add space for terminating 0 */
 627
 628     if (count)
 629     {
 630         lstrcpynW(path, tmp_path, count);
 631         if (count >= ret)
 632             ret--; /* return length without 0 */
 633         else if (count < 4)
 634             path[0] = 0; /* avoid returning ambiguous "X:" */
 635     }
 636
 637     TRACE("returning %u, %s\n", ret, debugstr_w(path));
 638     return ret;
 639 }
 640
 641
 642 /***********************************************************************
 643  *           GetTempFileNameA   (KERNEL32.@)
 644  */
 645 UINT WINAPI GetTempFileNameA( LPCSTR path, LPCSTR prefix, UINT unique, LPSTR buffer)
 646 {
 647     WCHAR *pathW, *prefixW = NULL;
 648     WCHAR bufferW[MAX_PATH];
 649     UINT ret;
 650
 651     if (!(pathW = FILE_name_AtoW( path, FALSE ))) return 0;
 652     if (prefix && !(prefixW = FILE_name_AtoW( prefix, TRUE ))) return 0;
 653
 654     ret = GetTempFileNameW(pathW, prefixW, unique, bufferW);
 655     if (ret) FILE_name_WtoA( bufferW, -1, buffer, MAX_PATH );
 656
 657     HeapFree( GetProcessHeap(), 0, prefixW );
 658     return ret;
 659 }
 660
 661 /***********************************************************************
 662  *           GetTempFileNameW   (KERNEL32.@)
 663  */
 664 UINT WINAPI GetTempFileNameW( LPCWSTR path, LPCWSTR prefix, UINT unique, LPWSTR buffer )
 665 {
 666     static const WCHAR formatW[] = {'%','x','.','t','m','p',0};
 667
 668     int i;
 669     LPWSTR p;
 670     DWORD attr;
 671
 672     if ( !path || !buffer )
 673     {
 674         SetLastError( ERROR_INVALID_PARAMETER );
 675         return 0;
 676     }
 677
 678     /* ensure that the provided directory exists */
 679     attr = GetFileAttributesW(path);
 680     if (attr == INVALID_FILE_ATTRIBUTES || !(attr & FILE_ATTRIBUTE_DIRECTORY))
 681     {
 682         TRACE("path not found %s\n", debugstr_w(path));
 683         SetLastError( ERROR_DIRECTORY );
 684         return 0;
 685     }
 686
 687     strcpyW( buffer, path );
 688     p = buffer + strlenW(buffer);
 689
 690     /* add a \, if there isn't one  */
 691     if ((p == buffer) || (p[-1] != '\\')) *p++ = '\\';
 692
 693     if (prefix)
 694         for (i = 3; (i > 0) && (*prefix); i--) *p++ = *prefix++;
 695
 696     unique &= 0xffff;
 697
 698     if (unique) sprintfW( p, formatW, unique );
 699     else
 700     {
 701         /* get a "random" unique number and try to create the file */
 702         HANDLE handle;
 703         UINT num = GetTickCount() & 0xffff;
 704         static UINT last;
 705
 706         /* avoid using the same name twice in a short interval */
 707         if (last - num < 10) num = last + 1;
 708         if (!num) num = 1;
 709         unique = num;
 710         do
 711         {
 712             sprintfW( p, formatW, unique );
 713             handle = CreateFileW( buffer, GENERIC_WRITE, 0, NULL,
 714                                   CREATE_NEW, FILE_ATTRIBUTE_NORMAL, 0 );
 715             if (handle != INVALID_HANDLE_VALUE)
 716             {  /* We created it */
 717                 TRACE("created %s\n", debugstr_w(buffer) );
 718                 CloseHandle( handle );
 719                 last = unique;
 720                 break;
 721             }
 722             if (GetLastError() != ERROR_FILE_EXISTS &&
 723                 GetLastError() != ERROR_SHARING_VIOLATION)
 724                 break;  /* No need to go on */
 725             if (!(++unique & 0xffff)) unique = 1;
 726         } while (unique != num);
 727     }
 728
 729     TRACE("returning %s\n", debugstr_w(buffer) );
 730     return unique;
 731 }
 732
 733
 734 /***********************************************************************
 735  *           contains_pathW
 736  *
 737  * Check if the file name contains a path; helper for SearchPathW.
 738  * A relative path is not considered a path unless it starts with ./ or ../
 739  */
 740 static inline BOOL contains_pathW (LPCWSTR name)
 741 {
 742     if (RtlDetermineDosPathNameType_U( name ) != RELATIVE_PATH) return TRUE;
 743     if (name[0] != '.') return FALSE;
 744     if (name[1] == '/' || name[1] == '\\') return TRUE;
 745     return (name[1] == '.' && (name[2] == '/' || name[2] == '\\'));
 746 }
 747
 748 /***********************************************************************
 749  *      find_actctx_dllpath
 750  *
 751  * Find the path (if any) of the dll from the activation context.
 752  * Returned path doesn't include a name.
 753  */
 754 static NTSTATUS find_actctx_dllpath(const WCHAR *libname, WCHAR **path)
 755 {
 756     static const WCHAR winsxsW[] = {'\\','w','i','n','s','x','s','\\'};
 757     static const WCHAR dotManifestW[] = {'.','m','a','n','i','f','e','s','t',0};
 758
 759     ACTIVATION_CONTEXT_ASSEMBLY_DETAILED_INFORMATION *info;
 760     ACTCTX_SECTION_KEYED_DATA data;
 761     UNICODE_STRING nameW;
 762     NTSTATUS status;
 763     SIZE_T needed, size = 1024;
 764     WCHAR *p;
 765
 766     RtlInitUnicodeString( &nameW, libname );
 767     data.cbSize = sizeof(data);
 768     status = RtlFindActivationContextSectionString( FIND_ACTCTX_SECTION_KEY_RETURN_HACTCTX, NULL,
 769                                                     ACTIVATION_CONTEXT_SECTION_DLL_REDIRECTION,
 770                                                     &nameW, &data );
 771     if (status != STATUS_SUCCESS) return status;
 772
 773     for (;;)
 774     {
 775         if (!(info = HeapAlloc( GetProcessHeap(), 0, size )))
 776         {
 777             status = STATUS_NO_MEMORY;
 778             goto done;
 779         }
 780         status = RtlQueryInformationActivationContext( 0, data.hActCtx, &data.ulAssemblyRosterIndex,
 781                                                        AssemblyDetailedInformationInActivationContext,
 782                                                        info, size, &needed );
 783         if (status == STATUS_SUCCESS) break;
 784         if (status != STATUS_BUFFER_TOO_SMALL) goto done;
 785         HeapFree( GetProcessHeap(), 0, info );
 786         size = needed;
 787         /* restart with larger buffer */
 788     }
 789
 790     if (!info->lpAssemblyManifestPath || !info->lpAssemblyDirectoryName)
 791     {
 792         status = STATUS_SXS_KEY_NOT_FOUND;
 793         goto done;
 794     }
 795
 796     if ((p = strrchrW( info->lpAssemblyManifestPath, '\\' )))
 797     {
 798         DWORD dirlen = info->ulAssemblyDirectoryNameLength / sizeof(WCHAR);
 799
 800         p++;
 801         if (strncmpiW( p, info->lpAssemblyDirectoryName, dirlen ) || strcmpiW( p + dirlen, dotManifestW ))
 802         {
 803             /* manifest name does not match directory name, so it's not a global
 804              * windows/winsxs manifest; use the manifest directory name instead */
 805             dirlen = p - info->lpAssemblyManifestPath;
 806             needed = (dirlen + 1) * sizeof(WCHAR);
 807             if (!(*path = p = HeapAlloc( GetProcessHeap(), 0, needed )))
 808             {
 809                 status = STATUS_NO_MEMORY;
 810                 goto done;
 811             }
 812             memcpy( p, info->lpAssemblyManifestPath, dirlen * sizeof(WCHAR) );
 813             *(p + dirlen) = 0;
 814             goto done;
 815         }
 816     }
 817
 818     needed = (strlenW( DIR_Windows ) * sizeof(WCHAR) +
 819               sizeof(winsxsW) + info->ulAssemblyDirectoryNameLength + 2*sizeof(WCHAR));
 820
 821     if (!(*path = p = HeapAlloc( GetProcessHeap(), 0, needed )))
 822     {
 823         status = STATUS_NO_MEMORY;
 824         goto done;
 825     }
 826     strcpyW( p, DIR_Windows );
 827     p += strlenW(p);
 828     memcpy( p, winsxsW, sizeof(winsxsW) );
 829     p += sizeof(winsxsW) / sizeof(WCHAR);
 830     memcpy( p, info->lpAssemblyDirectoryName, info->ulAssemblyDirectoryNameLength );
 831     p += info->ulAssemblyDirectoryNameLength / sizeof(WCHAR);
 832     *p++ = '\\';
 833     *p = 0;
 834 done:
 835     HeapFree( GetProcessHeap(), 0, info );
 836     RtlReleaseActivationContext( data.hActCtx );
 837     return status;
 838 }
 839
 840 /***********************************************************************
 841  * SearchPathW [KERNEL32.@]
 842  *
 843  * Searches for a specified file in the search path.
 844  *
 845  * PARAMS
 846  *    path      [I] Path to search (NULL means default)
 847  *    name      [I] Filename to search for.
 848  *    ext       [I] File extension to append to file name. The first
 849  *                  character must be a period. This parameter is
 850  *                  specified only if the filename given does not
 851  *                  contain an extension.
 852  *    buflen    [I] size of buffer, in characters
 853  *    buffer    [O] buffer for found filename
 854  *    lastpart  [O] address of pointer to last used character in
 855  *                  buffer (the final '\')
 856  *
 857  * RETURNS
 858  *    Success: length of string copied into buffer, not including
 859  *             terminating null character. If the filename found is
 860  *             longer than the length of the buffer, the length of the
 861  *             filename is returned.
 862  *    Failure: Zero
 863  *
 864  * NOTES
 865  *    If the file is not found, calls SetLastError(ERROR_FILE_NOT_FOUND)
 866  *    (tested on NT 4.0)
 867  */
 868 DWORD WINAPI SearchPathW( LPCWSTR path, LPCWSTR name, LPCWSTR ext, DWORD buflen,
 869                           LPWSTR buffer, LPWSTR *lastpart )
 870 {
 871     DWORD ret = 0;
 872
 873     if (!name || !name[0])
 874     {
 875         SetLastError(ERROR_INVALID_PARAMETER);
 876         return 0;
 877     }
 878
 879     /* If the name contains an explicit path, ignore the path */
 880
 881     if (contains_pathW(name))
 882     {
 883         /* try first without extension */
 884         if (RtlDoesFileExists_U( name ))
 885             return GetFullPathNameW( name, buflen, buffer, lastpart );
 886
 887         if (ext)
 888         {
 889             LPCWSTR p = strrchrW( name, '.' );
 890             if (p && !strchrW( p, '/' ) && !strchrW( p, '\\' ))
 891                 ext = NULL;  /* Ignore the specified extension */
 892         }
 893
 894         /* Allocate a buffer for the file name and extension */
 895         if (ext)
 896         {
 897             LPWSTR tmp;
 898             DWORD len = strlenW(name) + strlenW(ext);
 899
 900             if (!(tmp = HeapAlloc( GetProcessHeap(), 0, (len + 1) * sizeof(WCHAR) )))
 901             {
 902                 SetLastError( ERROR_OUTOFMEMORY );
 903                 return 0;
 904             }
 905             strcpyW( tmp, name );
 906             strcatW( tmp, ext );
 907             if (RtlDoesFileExists_U( tmp ))
 908                 ret = GetFullPathNameW( tmp, buflen, buffer, lastpart );
 909             HeapFree( GetProcessHeap(), 0, tmp );
 910         }
 911     }
 912     else if (path && path[0])  /* search in the specified path */
 913     {
 914         ret = RtlDosSearchPath_U( path, name, ext, buflen * sizeof(WCHAR),
 915                                   buffer, lastpart ) / sizeof(WCHAR);
 916     }
 917     else  /* search in active context and default path */
 918     {
 919         WCHAR *dll_path = NULL, *search = NULL;
 920         DWORD req_len, name_len;
 921
 922         req_len = name_len = strlenW(name);
 923
 924         if (strchrW( name, '.' )) ext = NULL;
 925         if (ext)
 926         {
 927             DWORD ext_len = strlenW(ext);
 928
 929             req_len += ext_len;
 930             name_len += ext_len;
 931
 932             search = HeapAlloc( GetProcessHeap(), 0, (name_len + ext_len + 1) * sizeof(WCHAR) );
 933             if (!search)
 934             {
 935                 SetLastError( ERROR_OUTOFMEMORY );
 936                 HeapFree( GetProcessHeap(), 0, dll_path );
 937                 return 0;
 938             }
 939             strcpyW( search, name );
 940             strcatW( search, ext );
 941             name = search;
 942
 943             /* now that we have combined name we don't need extension any more */
 944         }
 945
 946         /* When file is found with activation context no attempt is made
 947           to check if it's really exist, path is returned only basing on context info. */
 948         if (find_actctx_dllpath( name, &dll_path ) == STATUS_SUCCESS)
 949         {
 950             DWORD path_len;
 951
 952             path_len = strlenW(dll_path);
 953             req_len += path_len;
 954
 955             if (lastpart) *lastpart = NULL;
 956
 957             /* count null termination char too */
 958             if (req_len + 1 <= buflen)
 959             {
 960                 memcpy( buffer, dll_path, path_len * sizeof(WCHAR) );
 961                 memcpy( &buffer[path_len], name, name_len * sizeof(WCHAR) );
 962                 buffer[req_len] = 0;
 963                 if (lastpart) *lastpart = buffer + path_len;
 964                 ret = req_len;
 965             }
 966             else
 967                 ret = req_len + 1;
 968
 969             HeapFree( GetProcessHeap(), 0, dll_path );
 970             HeapFree( GetProcessHeap(), 0, search );
 971         }
 972         else
 973         {
 974             if ((dll_path = MODULE_get_dll_load_path( NULL )))
 975             {
 976                 ret = RtlDosSearchPath_U( dll_path, name, NULL, buflen * sizeof(WCHAR),
 977                                           buffer, lastpart ) / sizeof(WCHAR);
 978                 HeapFree( GetProcessHeap(), 0, dll_path );
 979                 HeapFree( GetProcessHeap(), 0, search );
 980             }
 981             else
 982             {
 983                 SetLastError( ERROR_OUTOFMEMORY );
 984                 return 0;
 985             }
 986         }
 987     }
 988
 989     if (!ret) SetLastError( ERROR_FILE_NOT_FOUND );
 990     else TRACE( "found %s\n", debugstr_w(buffer) );
 991     return ret;
 992 }
 993
 994
 995 /***********************************************************************
 996  *           SearchPathA   (KERNEL32.@)
 997  *
 998  * See SearchPathW.
 999  */
1000 DWORD WINAPI SearchPathA( LPCSTR path, LPCSTR name, LPCSTR ext,
1001                           DWORD buflen, LPSTR buffer, LPSTR *lastpart )
1002 {
1003     WCHAR *pathW = NULL, *nameW, *extW = NULL;
1004     WCHAR bufferW[MAX_PATH];
1005     DWORD ret;
1006
1007     if (!name)
1008     {
1009         SetLastError(ERROR_INVALID_PARAMETER);
1010         return 0;
1011     }
1012
1013     if (!(nameW = FILE_name_AtoW( name, FALSE ))) return 0;
1014     if (path && !(pathW = FILE_name_AtoW( path, TRUE ))) return 0;
1015
1016     if (ext && !(extW = FILE_name_AtoW( ext, TRUE )))
1017     {
1018         HeapFree( GetProcessHeap(), 0, pathW );
1019         return 0;
1020     }
1021
1022     ret = SearchPathW(pathW, nameW, extW, MAX_PATH, bufferW, NULL);
1023
1024     HeapFree( GetProcessHeap(), 0, pathW );
1025     HeapFree( GetProcessHeap(), 0, extW );
1026
1027     if (!ret) return 0;
1028     if (ret > MAX_PATH)
1029     {
1030         SetLastError(ERROR_FILENAME_EXCED_RANGE);
1031         return 0;
1032     }
1033     ret = copy_filename_WtoA( bufferW, buffer, buflen );
1034     if (buflen > ret && lastpart)
1035         *lastpart = strrchr(buffer, '\\') + 1;
1036     return ret;
1037 }
1038
1039 static BOOL is_same_file(HANDLE h1, HANDLE h2)
1040 {
1041     int fd1;
1042     BOOL ret = FALSE;
1043     if (wine_server_handle_to_fd(h1, 0, &fd1, NULL) == STATUS_SUCCESS)
1044     {
1045         int fd2;
1046         if (wine_server_handle_to_fd(h2, 0, &fd2, NULL) == STATUS_SUCCESS)
1047         {
1048             struct stat stat1, stat2;
1049             if (fstat(fd1, &stat1) == 0 && fstat(fd2, &stat2) == 0)
1050                 ret = (stat1.st_dev == stat2.st_dev && stat1.st_ino == stat2.st_ino);
1051             wine_server_release_fd(h2, fd2);
1052         }
1053         wine_server_release_fd(h1, fd1);
1054     }
1055     return ret;
1056 }
1057
1058 /**************************************************************************
1059  *           CopyFileW   (KERNEL32.@)
1060  */
1061 BOOL WINAPI CopyFileW( LPCWSTR source, LPCWSTR dest, BOOL fail_if_exists )
1062 {
1063     return CopyFileExW( source, dest, NULL, NULL, NULL,
1064                         fail_if_exists ? COPY_FILE_FAIL_IF_EXISTS : 0 );
1065 }
1066
1067
1068 /**************************************************************************
1069  *           CopyFileA   (KERNEL32.@)
1070  */
1071 BOOL WINAPI CopyFileA( LPCSTR source, LPCSTR dest, BOOL fail_if_exists)
1072 {
1073     WCHAR *sourceW, *destW;
1074     BOOL ret;
1075
1076     if (!(sourceW = FILE_name_AtoW( source, FALSE ))) return FALSE;
1077     if (!(destW = FILE_name_AtoW( dest, TRUE ))) return FALSE;
1078
1079     ret = CopyFileW( sourceW, destW, fail_if_exists );
1080
1081     HeapFree( GetProcessHeap(), 0, destW );
1082     return ret;
1083 }
1084
1085
1086 /**************************************************************************
1087  *           CopyFileExW   (KERNEL32.@)
1088  */
1089 BOOL WINAPI CopyFileExW(LPCWSTR source, LPCWSTR dest,
1090                         LPPROGRESS_ROUTINE progress, LPVOID param,
1091                         LPBOOL cancel_ptr, DWORD flags)
1092 {
1093     static const int buffer_size = 65536;
1094     HANDLE h1, h2;
1095     BY_HANDLE_FILE_INFORMATION info;
1096     DWORD count;
1097     BOOL ret = FALSE;
1098     char *buffer;
1099
1100     if (!source || !dest)
1101     {
1102         SetLastError(ERROR_INVALID_PARAMETER);
1103         return FALSE;
1104     }
1105     if (!(buffer = HeapAlloc( GetProcessHeap(), 0, buffer_size )))
1106     {
1107         SetLastError(ERROR_NOT_ENOUGH_MEMORY);
1108         return FALSE;
1109     }
1110
1111     TRACE("%s -> %s, %x\n", debugstr_w(source), debugstr_w(dest), flags);
1112
1113     if ((h1 = CreateFileW(source, GENERIC_READ,
1114                      FILE_SHARE_READ | FILE_SHARE_WRITE | FILE_SHARE_DELETE,
1115                      NULL, OPEN_EXISTING, 0, 0)) == INVALID_HANDLE_VALUE)
1116     {
1117         WARN("Unable to open source %s\n", debugstr_w(source));
1118         HeapFree( GetProcessHeap(), 0, buffer );
1119         return FALSE;
1120     }
1121
1122     if (!GetFileInformationByHandle( h1, &info ))
1123     {
1124         WARN("GetFileInformationByHandle returned error for %s\n", debugstr_w(source));
1125         HeapFree( GetProcessHeap(), 0, buffer );
1126         CloseHandle( h1 );
1127         return FALSE;
1128     }
1129
1130     if (!(flags & COPY_FILE_FAIL_IF_EXISTS))
1131     {
1132         BOOL same_file = FALSE;
1133         h2 = CreateFileW( dest, 0, FILE_SHARE_READ | FILE_SHARE_WRITE, NULL,
1134                          OPEN_EXISTING, 0, 0);
1135         if (h2 != INVALID_HANDLE_VALUE)
1136         {
1137             same_file = is_same_file( h1, h2 );
1138             CloseHandle( h2 );
1139         }
1140         if (same_file)
1141         {
1142             HeapFree( GetProcessHeap(), 0, buffer );
1143             CloseHandle( h1 );
1144             SetLastError( ERROR_SHARING_VIOLATION );
1145             return FALSE;
1146         }
1147     }
1148
1149     if ((h2 = CreateFileW( dest, GENERIC_WRITE, FILE_SHARE_READ | FILE_SHARE_WRITE, NULL,
1150                              (flags & COPY_FILE_FAIL_IF_EXISTS) ? CREATE_NEW : CREATE_ALWAYS,
1151                              info.dwFileAttributes, h1 )) == INVALID_HANDLE_VALUE)
1152     {
1153         WARN("Unable to open dest %s\n", debugstr_w(dest));
1154         HeapFree( GetProcessHeap(), 0, buffer );
1155         CloseHandle( h1 );
1156         return FALSE;
1157     }
1158
1159     while (ReadFile( h1, buffer, buffer_size, &count, NULL ) && count)
1160     {
1161         char *p = buffer;
1162         while (count != 0)
1163         {
1164             DWORD res;
1165             if (!WriteFile( h2, p, count, &res, NULL ) || !res) goto done;
1166             p += res;
1167             count -= res;
1168         }
1169     }
1170     ret =  TRUE;
1171 done:
1172     /* Maintain the timestamp of source file to destination file */
1173     SetFileTime(h2, NULL, NULL, &info.ftLastWriteTime);
1174     HeapFree( GetProcessHeap(), 0, buffer );
1175     CloseHandle( h1 );
1176     CloseHandle( h2 );
1177     return ret;
1178 }
1179
1180
1181 /**************************************************************************
1182  *           CopyFileExA   (KERNEL32.@)
1183  */
1184 BOOL WINAPI CopyFileExA(LPCSTR sourceFilename, LPCSTR destFilename,
1185                         LPPROGRESS_ROUTINE progressRoutine, LPVOID appData,
1186                         LPBOOL cancelFlagPointer, DWORD copyFlags)
1187 {
1188     WCHAR *sourceW, *destW;
1189     BOOL ret;
1190
1191     /* can't use the TEB buffer since we may have a callback routine */
1192     if (!(sourceW = FILE_name_AtoW( sourceFilename, TRUE ))) return FALSE;
1193     if (!(destW = FILE_name_AtoW( destFilename, TRUE )))
1194     {
1195         HeapFree( GetProcessHeap(), 0, sourceW );
1196         return FALSE;
1197     }
1198     ret = CopyFileExW(sourceW, destW, progressRoutine, appData,
1199                       cancelFlagPointer, copyFlags);
1200     HeapFree( GetProcessHeap(), 0, sourceW );
1201     HeapFree( GetProcessHeap(), 0, destW );
1202     return ret;
1203 }
1204
1205
1206 /**************************************************************************
1207  *           MoveFileWithProgressW   (KERNEL32.@)
1208  */
1209 BOOL WINAPI MoveFileWithProgressW( LPCWSTR source, LPCWSTR dest,
1210                                    LPPROGRESS_ROUTINE fnProgress,
1211                                    LPVOID param, DWORD flag )
1212 {
1213     FILE_BASIC_INFORMATION info;
1214     UNICODE_STRING nt_name;
1215     OBJECT_ATTRIBUTES attr;
1216     IO_STATUS_BLOCK io;
1217     NTSTATUS status;
1218     HANDLE source_handle = 0, dest_handle;
1219     ANSI_STRING source_unix, dest_unix;
1220
1221     TRACE("(%s,%s,%p,%p,%04x)\n",
1222           debugstr_w(source), debugstr_w(dest), fnProgress, param, flag );
1223
1224     if (flag & MOVEFILE_DELAY_UNTIL_REBOOT)
1225         return add_boot_rename_entry( source, dest, flag );
1226
1227     if (!dest)
1228         return DeleteFileW( source );
1229
1230     if (flag & MOVEFILE_WRITE_THROUGH)
1231         FIXME("MOVEFILE_WRITE_THROUGH unimplemented\n");
1232
1233     /* check if we are allowed to rename the source */
1234
1235     if (!RtlDosPathNameToNtPathName_U( source, &nt_name, NULL, NULL ))
1236     {
1237         SetLastError( ERROR_PATH_NOT_FOUND );
1238         return FALSE;
1239     }
1240     source_unix.Buffer = NULL;
1241     dest_unix.Buffer = NULL;
1242     attr.Length = sizeof(attr);
1243     attr.RootDirectory = 0;
1244     attr.Attributes = OBJ_CASE_INSENSITIVE;
1245     attr.ObjectName = &nt_name;
1246     attr.SecurityDescriptor = NULL;
1247     attr.SecurityQualityOfService = NULL;
1248
1249     status = NtOpenFile( &source_handle, 0, &attr, &io, 0, FILE_SYNCHRONOUS_IO_NONALERT );
1250     if (status == STATUS_SUCCESS)
1251         status = wine_nt_to_unix_file_name( &nt_name, &source_unix, FILE_OPEN, FALSE );
1252     RtlFreeUnicodeString( &nt_name );
1253     if (status != STATUS_SUCCESS)
1254     {
1255         SetLastError( RtlNtStatusToDosError(status) );
1256         goto error;
1257     }
1258     status = NtQueryInformationFile( source_handle, &io, &info, sizeof(info), FileBasicInformation );
1259     if (status != STATUS_SUCCESS)
1260     {
1261         SetLastError( RtlNtStatusToDosError(status) );
1262         goto error;
1263     }
1264
1265     /* we must have write access to the destination, and it must */
1266     /* not exist except if MOVEFILE_REPLACE_EXISTING is set */
1267
1268     if (!RtlDosPathNameToNtPathName_U( dest, &nt_name, NULL, NULL ))
1269     {
1270         SetLastError( ERROR_PATH_NOT_FOUND );
1271         goto error;
1272     }
1273     status = NtOpenFile( &dest_handle, GENERIC_READ | GENERIC_WRITE, &attr, &io, 0,
1274                          FILE_NON_DIRECTORY_FILE | FILE_SYNCHRONOUS_IO_NONALERT );
1275     if (status == STATUS_SUCCESS)  /* destination exists */
1276     {
1277         NtClose( dest_handle );
1278         if (!(flag & MOVEFILE_REPLACE_EXISTING))
1279         {
1280             SetLastError( ERROR_ALREADY_EXISTS );
1281             RtlFreeUnicodeString( &nt_name );
1282             goto error;
1283         }
1284         else if (info.FileAttributes & FILE_ATTRIBUTE_DIRECTORY) /* cannot replace directory */
1285         {
1286             SetLastError( ERROR_ACCESS_DENIED );
1287             goto error;
1288         }
1289     }
1290     else if (status != STATUS_OBJECT_NAME_NOT_FOUND)
1291     {
1292         SetLastError( RtlNtStatusToDosError(status) );
1293         RtlFreeUnicodeString( &nt_name );
1294         goto error;
1295     }
1296
1297     status = wine_nt_to_unix_file_name( &nt_name, &dest_unix, FILE_OPEN_IF, FALSE );
1298     RtlFreeUnicodeString( &nt_name );
1299     if (status != STATUS_SUCCESS && status != STATUS_NO_SUCH_FILE)
1300     {
1301         SetLastError( RtlNtStatusToDosError(status) );
1302         goto error;
1303     }
1304
1305     /* now perform the rename */
1306
1307     if (rename( source_unix.Buffer, dest_unix.Buffer ) == -1)
1308     {
1309         if (errno == EXDEV && (flag & MOVEFILE_COPY_ALLOWED))
1310         {
1311             NtClose( source_handle );
1312             RtlFreeAnsiString( &source_unix );
1313             RtlFreeAnsiString( &dest_unix );
1314             if (!CopyFileExW( source, dest, fnProgress,
1315                               param, NULL, COPY_FILE_FAIL_IF_EXISTS ))
1316                 return FALSE;
1317             return DeleteFileW( source );
1318         }
1319         FILE_SetDosError();
1320         /* if we created the destination, remove it */
1321         if (io.Information == FILE_CREATED) unlink( dest_unix.Buffer );
1322         goto error;
1323     }
1324
1325     /* fixup executable permissions */
1326
1327     if (is_executable( source ) != is_executable( dest ))
1328     {
1329         struct stat fstat;
1330         if (stat( dest_unix.Buffer, &fstat ) != -1)
1331         {
1332             if (is_executable( dest ))
1333                 /* set executable bit where read bit is set */
1334                 fstat.st_mode |= (fstat.st_mode & 0444) >> 2;
1335             else
1336                 fstat.st_mode &= ~0111;
1337             chmod( dest_unix.Buffer, fstat.st_mode );
1338         }
1339     }
1340
1341     NtClose( source_handle );
1342     RtlFreeAnsiString( &source_unix );
1343     RtlFreeAnsiString( &dest_unix );
1344     return TRUE;
1345
1346 error:
1347     if (source_handle) NtClose( source_handle );
1348     RtlFreeAnsiString( &source_unix );
1349     RtlFreeAnsiString( &dest_unix );
1350     return FALSE;
1351 }
1352
1353 /**************************************************************************
1354  *           MoveFileWithProgressA   (KERNEL32.@)
1355  */
1356 BOOL WINAPI MoveFileWithProgressA( LPCSTR source, LPCSTR dest,
1357                                    LPPROGRESS_ROUTINE fnProgress,
1358                                    LPVOID param, DWORD flag )
1359 {
1360     WCHAR *sourceW, *destW;
1361     BOOL ret;
1362
1363     if (!(sourceW = FILE_name_AtoW( source, FALSE ))) return FALSE;
1364     if (dest)
1365     {
1366         if (!(destW = FILE_name_AtoW( dest, TRUE ))) return FALSE;
1367     }
1368     else
1369         destW = NULL;
1370
1371     ret = MoveFileWithProgressW( sourceW, destW, fnProgress, param, flag );
1372     HeapFree( GetProcessHeap(), 0, destW );
1373     return ret;
1374 }
1375
1376 /**************************************************************************
1377  *           MoveFileExW   (KERNEL32.@)
1378  */
1379 BOOL WINAPI MoveFileExW( LPCWSTR source, LPCWSTR dest, DWORD flag )
1380 {
1381     return MoveFileWithProgressW( source, dest, NULL, NULL, flag );
1382 }
1383
1384 /**************************************************************************
1385  *           MoveFileExA   (KERNEL32.@)
1386  */
1387 BOOL WINAPI MoveFileExA( LPCSTR source, LPCSTR dest, DWORD flag )
1388 {
1389     return MoveFileWithProgressA( source, dest, NULL, NULL, flag );
1390 }
1391
1392
1393 /**************************************************************************
1394  *           MoveFileW   (KERNEL32.@)
1395  *
1396  *  Move file or directory
1397  */
1398 BOOL WINAPI MoveFileW( LPCWSTR source, LPCWSTR dest )
1399 {
1400     return MoveFileExW( source, dest, MOVEFILE_COPY_ALLOWED );
1401 }
1402
1403
1404 /**************************************************************************
1405  *           MoveFileA   (KERNEL32.@)
1406  */
1407 BOOL WINAPI MoveFileA( LPCSTR source, LPCSTR dest )
1408 {
1409     return MoveFileExA( source, dest, MOVEFILE_COPY_ALLOWED );
1410 }
1411
1412
1413 /*************************************************************************
1414  *           CreateHardLinkW   (KERNEL32.@)
1415  */
1416 BOOL WINAPI CreateHardLinkW(LPCWSTR lpFileName, LPCWSTR lpExistingFileName,
1417     LPSECURITY_ATTRIBUTES lpSecurityAttributes)
1418 {
1419     NTSTATUS status;
1420     UNICODE_STRING ntDest, ntSource;
1421     ANSI_STRING unixDest, unixSource;
1422     BOOL ret = FALSE;
1423
1424     TRACE("(%s, %s, %p)\n", debugstr_w(lpFileName),
1425         debugstr_w(lpExistingFileName), lpSecurityAttributes);
1426
1427     ntDest.Buffer = ntSource.Buffer = NULL;
1428     if (!RtlDosPathNameToNtPathName_U( lpFileName, &ntDest, NULL, NULL ) ||
1429         !RtlDosPathNameToNtPathName_U( lpExistingFileName, &ntSource, NULL, NULL ))
1430     {
1431         SetLastError( ERROR_PATH_NOT_FOUND );
1432         goto err;
1433     }
1434
1435     unixSource.Buffer = unixDest.Buffer = NULL;
1436     status = wine_nt_to_unix_file_name( &ntSource, &unixSource, FILE_OPEN, FALSE );
1437     if (!status)
1438     {
1439         status = wine_nt_to_unix_file_name( &ntDest, &unixDest, FILE_CREATE, FALSE );
1440         if (!status) /* destination must not exist */
1441         {
1442             status = STATUS_OBJECT_NAME_EXISTS;
1443         } else if (status == STATUS_NO_SUCH_FILE)
1444         {
1445             status = STATUS_SUCCESS;
1446         }
1447     }
1448
1449     if (status)
1450          SetLastError( RtlNtStatusToDosError(status) );
1451     else if (!link( unixSource.Buffer, unixDest.Buffer ))
1452     {
1453         TRACE("Hardlinked '%s' to '%s'\n", debugstr_a( unixDest.Buffer ),
1454                 debugstr_a( unixSource.Buffer ));
1455         ret = TRUE;
1456     }
1457     else
1458         FILE_SetDosError();
1459
1460     RtlFreeAnsiString( &unixSource );
1461     RtlFreeAnsiString( &unixDest );
1462
1463 err:
1464     RtlFreeUnicodeString( &ntSource );
1465     RtlFreeUnicodeString( &ntDest );
1466     return ret;
1467 }
1468
1469
1470 /*************************************************************************
1471  *           CreateHardLinkA   (KERNEL32.@)
1472  */
1473 BOOL WINAPI CreateHardLinkA(LPCSTR lpFileName, LPCSTR lpExistingFileName,
1474     LPSECURITY_ATTRIBUTES lpSecurityAttributes)
1475 {
1476     WCHAR *sourceW, *destW;
1477     BOOL res;
1478
1479     if (!(sourceW = FILE_name_AtoW( lpExistingFileName, TRUE )))
1480     {
1481         return FALSE;
1482     }
1483     if (!(destW = FILE_name_AtoW( lpFileName, TRUE )))
1484     {
1485         HeapFree( GetProcessHeap(), 0, sourceW );
1486         return FALSE;
1487     }
1488
1489     res = CreateHardLinkW( destW, sourceW, lpSecurityAttributes );
1490
1491     HeapFree( GetProcessHeap(), 0, sourceW );
1492     HeapFree( GetProcessHeap(), 0, destW );
1493
1494     return res;
1495 }
1496
1497
1498 /***********************************************************************
1499  *           CreateDirectoryW   (KERNEL32.@)
1500  * RETURNS:
1501  *      TRUE : success
1502  *      FALSE : failure
1503  *              ERROR_DISK_FULL:        on full disk
1504  *              ERROR_ALREADY_EXISTS:   if directory name exists (even as file)
1505  *              ERROR_ACCESS_DENIED:    on permission problems
1506  *              ERROR_FILENAME_EXCED_RANGE: too long filename(s)
1507  */
1508 BOOL WINAPI CreateDirectoryW( LPCWSTR path, LPSECURITY_ATTRIBUTES sa )
1509 {
1510     OBJECT_ATTRIBUTES attr;
1511     UNICODE_STRING nt_name;
1512     IO_STATUS_BLOCK io;
1513     NTSTATUS status;
1514     HANDLE handle;
1515     BOOL ret = FALSE;
1516
1517     TRACE( "%s\n", debugstr_w(path) );
1518
1519     if (!RtlDosPathNameToNtPathName_U( path, &nt_name, NULL, NULL ))
1520     {
1521         SetLastError( ERROR_PATH_NOT_FOUND );
1522         return FALSE;
1523     }
1524     attr.Length = sizeof(attr);
1525     attr.RootDirectory = 0;
1526     attr.Attributes = OBJ_CASE_INSENSITIVE;
1527     attr.ObjectName = &nt_name;
1528     attr.SecurityDescriptor = sa ? sa->lpSecurityDescriptor : NULL;
1529     attr.SecurityQualityOfService = NULL;
1530
1531     status = NtCreateFile( &handle, GENERIC_READ, &attr, &io, NULL,
1532                            FILE_ATTRIBUTE_NORMAL, FILE_SHARE_READ, FILE_CREATE,
1533                            FILE_DIRECTORY_FILE | FILE_SYNCHRONOUS_IO_NONALERT, NULL, 0 );
1534
1535     if (status == STATUS_SUCCESS)
1536     {
1537         NtClose( handle );
1538         ret = TRUE;
1539     }
1540     else SetLastError( RtlNtStatusToDosError(status) );
1541
1542     RtlFreeUnicodeString( &nt_name );
1543     return ret;
1544 }
1545
1546
1547 /***********************************************************************
1548  *           CreateDirectoryA   (KERNEL32.@)
1549  */
1550 BOOL WINAPI CreateDirectoryA( LPCSTR path, LPSECURITY_ATTRIBUTES sa )
1551 {
1552     WCHAR *pathW;
1553
1554     if (!(pathW = FILE_name_AtoW( path, FALSE ))) return FALSE;
1555     return CreateDirectoryW( pathW, sa );
1556 }
1557
1558
1559 /***********************************************************************
1560  *           CreateDirectoryExA   (KERNEL32.@)
1561  */
1562 BOOL WINAPI CreateDirectoryExA( LPCSTR template, LPCSTR path, LPSECURITY_ATTRIBUTES sa )
1563 {
1564     WCHAR *pathW, *templateW = NULL;
1565     BOOL ret;
1566
1567     if (!(pathW = FILE_name_AtoW( path, FALSE ))) return FALSE;
1568     if (template && !(templateW = FILE_name_AtoW( template, TRUE ))) return FALSE;
1569
1570     ret = CreateDirectoryExW( templateW, pathW, sa );
1571     HeapFree( GetProcessHeap(), 0, templateW );
1572     return ret;
1573 }
1574
1575
1576 /***********************************************************************
1577  *           CreateDirectoryExW   (KERNEL32.@)
1578  */
1579 BOOL WINAPI CreateDirectoryExW( LPCWSTR template, LPCWSTR path, LPSECURITY_ATTRIBUTES sa )
1580 {
1581     return CreateDirectoryW( path, sa );
1582 }
1583
1584
1585 /***********************************************************************
1586  *           RemoveDirectoryW   (KERNEL32.@)
1587  */
1588 BOOL WINAPI RemoveDirectoryW( LPCWSTR path )
1589 {
1590     OBJECT_ATTRIBUTES attr;
1591     UNICODE_STRING nt_name;
1592     ANSI_STRING unix_name;
1593     IO_STATUS_BLOCK io;
1594     NTSTATUS status;
1595     HANDLE handle;
1596     BOOL ret = FALSE;
1597
1598     TRACE( "%s\n", debugstr_w(path) );
1599
1600     if (!RtlDosPathNameToNtPathName_U( path, &nt_name, NULL, NULL ))
1601     {
1602         SetLastError( ERROR_PATH_NOT_FOUND );
1603         return FALSE;
1604     }
1605     attr.Length = sizeof(attr);
1606     attr.RootDirectory = 0;
1607     attr.Attributes = OBJ_CASE_INSENSITIVE;
1608     attr.ObjectName = &nt_name;
1609     attr.SecurityDescriptor = NULL;
1610     attr.SecurityQualityOfService = NULL;
1611
1612     status = NtOpenFile( &handle, DELETE, &attr, &io,
1613                          FILE_SHARE_READ | FILE_SHARE_WRITE | FILE_SHARE_DELETE,
1614                          FILE_DIRECTORY_FILE | FILE_SYNCHRONOUS_IO_NONALERT );
1615     if (status == STATUS_SUCCESS)
1616         status = wine_nt_to_unix_file_name( &nt_name, &unix_name, FILE_OPEN, FALSE );
1617     RtlFreeUnicodeString( &nt_name );
1618
1619     if (status != STATUS_SUCCESS)
1620     {
1621         SetLastError( RtlNtStatusToDosError(status) );
1622         return FALSE;
1623     }
1624
1625     if (!(ret = (rmdir( unix_name.Buffer ) != -1))) FILE_SetDosError();
1626     RtlFreeAnsiString( &unix_name );
1627     NtClose( handle );
1628     return ret;
1629 }
1630
1631
1632 /***********************************************************************
1633  *           RemoveDirectoryA   (KERNEL32.@)
1634  */
1635 BOOL WINAPI RemoveDirectoryA( LPCSTR path )
1636 {
1637     WCHAR *pathW;
1638
1639     if (!(pathW = FILE_name_AtoW( path, FALSE ))) return FALSE;
1640     return RemoveDirectoryW( pathW );
1641 }
1642
1643
1644 /***********************************************************************
1645  *           GetCurrentDirectoryW   (KERNEL32.@)
1646  */
1647 UINT WINAPI GetCurrentDirectoryW( UINT buflen, LPWSTR buf )
1648 {
1649     return RtlGetCurrentDirectory_U( buflen * sizeof(WCHAR), buf ) / sizeof(WCHAR);
1650 }
1651
1652
1653 /***********************************************************************
1654  *           GetCurrentDirectoryA   (KERNEL32.@)
1655  */
1656 UINT WINAPI GetCurrentDirectoryA( UINT buflen, LPSTR buf )
1657 {
1658     WCHAR bufferW[MAX_PATH];
1659     DWORD ret;
1660
1661     if (buflen && buf && ((ULONG_PTR)buf >> 16) == 0)
1662     {
1663         /* Win9x catches access violations here, returning zero.
1664          * This behaviour resulted in some people not noticing
1665          * that they got the argument order wrong. So let's be
1666          * nice and fail gracefully if buf is invalid and looks
1667          * more like a buflen. */
1668         SetLastError(ERROR_INVALID_PARAMETER);
1669         return 0;
1670     }
1671
1672     ret = RtlGetCurrentDirectory_U( sizeof(bufferW), bufferW );
1673     if (!ret) return 0;
1674     if (ret > sizeof(bufferW))
1675     {
1676         SetLastError(ERROR_FILENAME_EXCED_RANGE);
1677         return 0;
1678     }
1679     return copy_filename_WtoA( bufferW, buf, buflen );
1680 }
1681
1682
1683 /***********************************************************************
1684  *           SetCurrentDirectoryW   (KERNEL32.@)
1685  */
1686 BOOL WINAPI SetCurrentDirectoryW( LPCWSTR dir )
1687 {
1688     UNICODE_STRING dirW;
1689     NTSTATUS status;
1690
1691     RtlInitUnicodeString( &dirW, dir );
1692     status = RtlSetCurrentDirectory_U( &dirW );
1693     if (status != STATUS_SUCCESS) SetLastError( RtlNtStatusToDosError(status) );
1694     return !status;
1695 }
1696
1697
1698 /***********************************************************************
1699  *           SetCurrentDirectoryA   (KERNEL32.@)
1700  */
1701 BOOL WINAPI SetCurrentDirectoryA( LPCSTR dir )
1702 {
1703     WCHAR *dirW;
1704     UNICODE_STRING strW;
1705     NTSTATUS status;
1706
1707     if (!(dirW = FILE_name_AtoW( dir, FALSE ))) return FALSE;
1708     RtlInitUnicodeString( &strW, dirW );
1709     status = RtlSetCurrentDirectory_U( &strW );
1710     if (status != STATUS_SUCCESS) SetLastError( RtlNtStatusToDosError(status) );
1711     return !status;
1712 }
1713
1714
1715 /***********************************************************************
1716  *           GetWindowsDirectoryW   (KERNEL32.@)
1717  *
1718  * See comment for GetWindowsDirectoryA.
1719  */
1720 UINT WINAPI GetWindowsDirectoryW( LPWSTR path, UINT count )
1721 {
1722     UINT len = strlenW( DIR_Windows ) + 1;
1723     if (path && count >= len)
1724     {
1725         strcpyW( path, DIR_Windows );
1726         len--;
1727     }
1728     return len;
1729 }
1730
1731
1732 /***********************************************************************
1733  *           GetWindowsDirectoryA   (KERNEL32.@)
1734  *
1735  * Return value:
1736  * If buffer is large enough to hold full path and terminating '\0' character
1737  * function copies path to buffer and returns length of the path without '\0'.
1738  * Otherwise function returns required size including '\0' character and
1739  * does not touch the buffer.
1740  */
1741 UINT WINAPI GetWindowsDirectoryA( LPSTR path, UINT count )
1742 {
1743     return copy_filename_WtoA( DIR_Windows, path, count );
1744 }
1745
1746
1747 /***********************************************************************
1748  *           GetSystemWindowsDirectoryA   (KERNEL32.@) W2K, TS4.0SP4
1749  */
1750 UINT WINAPI GetSystemWindowsDirectoryA( LPSTR path, UINT count )
1751 {
1752     return GetWindowsDirectoryA( path, count );
1753 }
1754
1755
1756 /***********************************************************************
1757  *           GetSystemWindowsDirectoryW   (KERNEL32.@) W2K, TS4.0SP4
1758  */
1759 UINT WINAPI GetSystemWindowsDirectoryW( LPWSTR path, UINT count )
1760 {
1761     return GetWindowsDirectoryW( path, count );
1762 }
1763
1764
1765 /***********************************************************************
1766  *           GetSystemDirectoryW   (KERNEL32.@)
1767  *
1768  * See comment for GetWindowsDirectoryA.
1769  */
1770 UINT WINAPI GetSystemDirectoryW( LPWSTR path, UINT count )
1771 {
1772     UINT len = strlenW( DIR_System ) + 1;
1773     if (path && count >= len)
1774     {
1775         strcpyW( path, DIR_System );
1776         len--;
1777     }
1778     return len;
1779 }
1780
1781
1782 /***********************************************************************
1783  *           GetSystemDirectoryA   (KERNEL32.@)
1784  *
1785  * See comment for GetWindowsDirectoryA.
1786  */
1787 UINT WINAPI GetSystemDirectoryA( LPSTR path, UINT count )
1788 {
1789     return copy_filename_WtoA( DIR_System, path, count );
1790 }
1791
1792
1793 /***********************************************************************
1794  *           GetSystemWow64DirectoryW   (KERNEL32.@)
1795  *
1796  * As seen on MSDN
1797  * - On Win32 we should return ERROR_CALL_NOT_IMPLEMENTED
1798  * - On Win64 we should return the SysWow64 (system64) directory
1799  */
1800 UINT WINAPI GetSystemWow64DirectoryW( LPWSTR path, UINT count )
1801 {
1802     UINT len;
1803
1804     if (!DIR_SysWow64)
1805     {
1806         SetLastError( ERROR_CALL_NOT_IMPLEMENTED );
1807         return 0;
1808     }
1809     len = strlenW( DIR_SysWow64 ) + 1;
1810     if (path && count >= len)
1811     {
1812         strcpyW( path, DIR_SysWow64 );
1813         len--;
1814     }
1815     return len;
1816 }
1817
1818
1819 /***********************************************************************
1820  *           GetSystemWow64DirectoryA   (KERNEL32.@)
1821  *
1822  * See comment for GetWindowsWow64DirectoryW.
1823  */
1824 UINT WINAPI GetSystemWow64DirectoryA( LPSTR path, UINT count )
1825 {
1826     if (!DIR_SysWow64)
1827     {
1828         SetLastError( ERROR_CALL_NOT_IMPLEMENTED );
1829         return 0;
1830     }
1831     return copy_filename_WtoA( DIR_SysWow64, path, count );
1832 }
1833
1834
1835 /***********************************************************************
1836  *           Wow64EnableWow64FsRedirection   (KERNEL32.@)
1837  */
1838 BOOLEAN WINAPI Wow64EnableWow64FsRedirection( BOOLEAN enable )
1839 {
1840     NTSTATUS status = RtlWow64EnableFsRedirection( enable );
1841     if (status) SetLastError( RtlNtStatusToDosError(status) );
1842     return !status;
1843 }
1844
1845
1846 /***********************************************************************
1847  *           Wow64DisableWow64FsRedirection   (KERNEL32.@)
1848  */
1849 BOOL WINAPI Wow64DisableWow64FsRedirection( PVOID *old_value )
1850 {
1851     NTSTATUS status = RtlWow64EnableFsRedirectionEx( TRUE, (ULONG *)old_value );
1852     if (status) SetLastError( RtlNtStatusToDosError(status) );
1853     return !status;
1854 }
1855
1856
1857 /***********************************************************************
1858  *           Wow64RevertWow64FsRedirection   (KERNEL32.@)
1859  */
1860 BOOL WINAPI Wow64RevertWow64FsRedirection( PVOID old_value )
1861 {
1862     NTSTATUS status = RtlWow64EnableFsRedirection( !old_value );
1863     if (status) SetLastError( RtlNtStatusToDosError(status) );
1864     return !status;
1865 }
1866
1867
1868 /***********************************************************************
1869  *           NeedCurrentDirectoryForExePathW   (KERNEL32.@)
1870  */
1871 BOOL WINAPI NeedCurrentDirectoryForExePathW( LPCWSTR name )
1872 {
1873     static const WCHAR env_name[] = {'N','o','D','e','f','a','u','l','t',
1874                                      'C','u','r','r','e','n','t',
1875                                      'D','i','r','e','c','t','o','r','y',
1876                                      'I','n','E','x','e','P','a','t','h',0};
1877     WCHAR env_val;
1878
1879     /* MSDN mentions some 'registry location'. We do not use registry. */
1880     FIXME("(%s): partial stub\n", debugstr_w(name));
1881
1882     if (strchrW(name, '\\'))
1883         return TRUE;
1884
1885     /* Check the existence of the variable, not value */
1886     if (!GetEnvironmentVariableW( env_name, &env_val, 1 ))
1887         return TRUE;
1888
1889     return FALSE;
1890 }
1891
1892
1893 /***********************************************************************
1894  *           NeedCurrentDirectoryForExePathA   (KERNEL32.@)
1895  */
1896 BOOL WINAPI NeedCurrentDirectoryForExePathA( LPCSTR name )
1897 {
1898     WCHAR *nameW;
1899
1900     if (!(nameW = FILE_name_AtoW( name, FALSE ))) return TRUE;
1901     return NeedCurrentDirectoryForExePathW( nameW );
1902 }
1903
1904
1905 /***********************************************************************
1906  *           wine_get_unix_file_name (KERNEL32.@) Not a Windows API
1907  *
1908  * Return the full Unix file name for a given path.
1909  * Returned buffer must be freed by caller.
1910  */
1911 char * CDECL wine_get_unix_file_name( LPCWSTR dosW )
1912 {
1913     UNICODE_STRING nt_name;
1914     ANSI_STRING unix_name;
1915     NTSTATUS status;
1916
1917     if (!RtlDosPathNameToNtPathName_U( dosW, &nt_name, NULL, NULL )) return NULL;
1918     status = wine_nt_to_unix_file_name( &nt_name, &unix_name, FILE_OPEN_IF, FALSE );
1919     RtlFreeUnicodeString( &nt_name );
1920     if (status && status != STATUS_NO_SUCH_FILE)
1921     {
1922         SetLastError( RtlNtStatusToDosError( status ) );
1923         return NULL;
1924     }
1925     return unix_name.Buffer;
1926 }
1927
1928
1929 /***********************************************************************
1930  *           wine_get_dos_file_name (KERNEL32.@) Not a Windows API
1931  *
1932  * Return the full DOS file name for a given Unix path.
1933  * Returned buffer must be freed by caller.
1934  */
1935 WCHAR * CDECL wine_get_dos_file_name( LPCSTR str )
1936 {
1937     UNICODE_STRING nt_name;
1938     ANSI_STRING unix_name;
1939     NTSTATUS status;
1940     DWORD len;
1941
1942     RtlInitAnsiString( &unix_name, str );
1943     status = wine_unix_to_nt_file_name( &unix_name, &nt_name );
1944     if (status)
1945     {
1946         SetLastError( RtlNtStatusToDosError( status ) );
1947         return NULL;
1948     }
1949     if (nt_name.Buffer[5] == ':')
1950     {
1951         /* get rid of the \??\ prefix */
1952         /* FIXME: should implement RtlNtPathNameToDosPathName and use that instead */
1953         len = nt_name.Length - 4 * sizeof(WCHAR);
1954         memmove( nt_name.Buffer, nt_name.Buffer + 4, len );
1955         nt_name.Buffer[len / sizeof(WCHAR)] = 0;
1956     }
1957     else
1958         nt_name.Buffer[1] = '\\';
1959     return nt_name.Buffer;
1960 }