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         /* Check if the file exists and use the existing file name */
 362         goit = FindFirstFileW(tmplongpath, &wfd);
 363         if (goit == INVALID_HANDLE_VALUE)
 364         {
 365             TRACE("not found %s!\n", debugstr_w(tmplongpath));
 366             SetLastError ( ERROR_FILE_NOT_FOUND );
 367             return 0;
 368         }
 369         FindClose(goit);
 370         strcpyW(tmplongpath + lp, wfd.cFileName);
 371         lp += strlenW(tmplongpath + lp);
 372         sp += tmplen;
 373     }
 374     tmplen = strlenW(shortpath) - 1;
 375     if ((shortpath[tmplen] == '/' || shortpath[tmplen] == '\\') &&
 376         (tmplongpath[lp - 1] != '/' && tmplongpath[lp - 1] != '\\'))
 377         tmplongpath[lp++] = shortpath[tmplen];
 378     tmplongpath[lp] = 0;
 379
 380     tmplen = strlenW(tmplongpath) + 1;
 381     if (tmplen <= longlen)
 382     {
 383         strcpyW(longpath, tmplongpath);
 384         TRACE("returning %s\n", debugstr_w(longpath));
 385         tmplen--; /* length without 0 */
 386     }
 387
 388     return tmplen;
 389 }
 390
 391 /***********************************************************************
 392  *           GetLongPathNameA   (KERNEL32.@)
 393  */
 394 DWORD WINAPI GetLongPathNameA( LPCSTR shortpath, LPSTR longpath, DWORD longlen )
 395 {
 396     WCHAR *shortpathW;
 397     WCHAR longpathW[MAX_PATH];
 398     DWORD ret;
 399
 400     TRACE("%s\n", debugstr_a(shortpath));
 401
 402     if (!(shortpathW = FILE_name_AtoW( shortpath, FALSE ))) return 0;
 403
 404     ret = GetLongPathNameW(shortpathW, longpathW, MAX_PATH);
 405
 406     if (!ret) return 0;
 407     if (ret > MAX_PATH)
 408     {
 409         SetLastError(ERROR_FILENAME_EXCED_RANGE);
 410         return 0;
 411     }
 412     return copy_filename_WtoA( longpathW, longpath, longlen );
 413 }
 414
 415
 416 /***********************************************************************
 417  *           GetShortPathNameW   (KERNEL32.@)
 418  *
 419  * NOTES
 420  *  observed:
 421  *  longpath=NULL: LastError=ERROR_INVALID_PARAMETER, ret=0
 422  *  longpath="" or invalid: LastError=ERROR_BAD_PATHNAME, ret=0
 423  *
 424  * more observations ( with NT 3.51 (WinDD) ):
 425  * longpath <= 8.3 -> just copy longpath to shortpath
 426  * longpath > 8.3  ->
 427  *             a) file does not exist -> return 0, LastError = ERROR_FILE_NOT_FOUND
 428  *             b) file does exist     -> set the short filename.
 429  * - trailing slashes are reproduced in the short name, even if the
 430  *   file is not a directory
 431  * - the absolute/relative path of the short name is reproduced like found
 432  *   in the long name
 433  * - longpath and shortpath may have the same address
 434  * Peter Ganten, 1999
 435  */
 436 DWORD WINAPI GetShortPathNameW( LPCWSTR longpath, LPWSTR shortpath, DWORD shortlen )
 437 {
 438     WCHAR               tmpshortpath[MAX_PATHNAME_LEN];
 439     LPCWSTR             p;
 440     DWORD               sp = 0, lp = 0;
 441     DWORD               tmplen;
 442     WIN32_FIND_DATAW    wfd;
 443     HANDLE              goit;
 444     UNICODE_STRING      ustr;
 445     WCHAR               ustr_buf[8+1+3+1];
 446
 447     TRACE("%s\n", debugstr_w(longpath));
 448
 449     if (!longpath)
 450     {
 451         SetLastError(ERROR_INVALID_PARAMETER);
 452         return 0;
 453     }
 454     if (!longpath[0])
 455     {
 456         SetLastError(ERROR_BAD_PATHNAME);
 457         return 0;
 458     }
 459
 460     /* check for drive letter */
 461     if (longpath[0] != '/' && longpath[1] == ':' )
 462     {
 463         tmpshortpath[0] = longpath[0];
 464         tmpshortpath[1] = ':';
 465         sp = lp = 2;
 466     }
 467
 468     ustr.Buffer = ustr_buf;
 469     ustr.Length = 0;
 470     ustr.MaximumLength = sizeof(ustr_buf);
 471
 472     while (longpath[lp])
 473     {
 474         /* check for path delimiters and reproduce them */
 475         if (longpath[lp] == '\\' || longpath[lp] == '/')
 476         {
 477             if (!sp || tmpshortpath[sp-1] != '\\')
 478             {
 479                 /* strip double "\\" */
 480                 tmpshortpath[sp] = '\\';
 481                 sp++;
 482             }
 483             tmpshortpath[sp] = 0; /* terminate string */
 484             lp++;
 485             continue;
 486         }
 487
 488         for (p = longpath + lp; *p && *p != '/' && *p != '\\'; p++);
 489         tmplen = p - (longpath + lp);
 490         lstrcpynW(tmpshortpath + sp, longpath + lp, tmplen + 1);
 491         /* Check, if the current element is a valid dos name */
 492         if (tmplen <= 8+1+3)
 493         {
 494             BOOLEAN spaces;
 495             memcpy(ustr_buf, longpath + lp, tmplen * sizeof(WCHAR));
 496             ustr_buf[tmplen] = '\0';
 497             ustr.Length = tmplen * sizeof(WCHAR);
 498             if (RtlIsNameLegalDOS8Dot3(&ustr, NULL, &spaces) && !spaces)
 499             {
 500                 sp += tmplen;
 501                 lp += tmplen;
 502                 continue;
 503             }
 504         }
 505
 506         /* Check if the file exists and use the existing short file name */
 507         goit = FindFirstFileW(tmpshortpath, &wfd);
 508         if (goit == INVALID_HANDLE_VALUE) goto notfound;
 509         FindClose(goit);
 510         strcpyW(tmpshortpath + sp, wfd.cAlternateFileName);
 511         sp += strlenW(tmpshortpath + sp);
 512         lp += tmplen;
 513     }
 514     tmpshortpath[sp] = 0;
 515
 516     tmplen = strlenW(tmpshortpath) + 1;
 517     if (tmplen <= shortlen)
 518     {
 519         strcpyW(shortpath, tmpshortpath);
 520         TRACE("returning %s\n", debugstr_w(shortpath));
 521         tmplen--; /* length without 0 */
 522     }
 523
 524     return tmplen;
 525
 526  notfound:
 527     TRACE("not found!\n" );
 528     SetLastError ( ERROR_FILE_NOT_FOUND );
 529     return 0;
 530 }
 531
 532 /***********************************************************************
 533  *           GetShortPathNameA   (KERNEL32.@)
 534  */
 535 DWORD WINAPI GetShortPathNameA( LPCSTR longpath, LPSTR shortpath, DWORD shortlen )
 536 {
 537     WCHAR *longpathW;
 538     WCHAR shortpathW[MAX_PATH];
 539     DWORD ret;
 540
 541     TRACE("%s\n", debugstr_a(longpath));
 542
 543     if (!(longpathW = FILE_name_AtoW( longpath, FALSE ))) return 0;
 544
 545     ret = GetShortPathNameW(longpathW, shortpathW, MAX_PATH);
 546
 547     if (!ret) return 0;
 548     if (ret > MAX_PATH)
 549     {
 550         SetLastError(ERROR_FILENAME_EXCED_RANGE);
 551         return 0;
 552     }
 553     return copy_filename_WtoA( shortpathW, shortpath, shortlen );
 554 }
 555
 556
 557 /***********************************************************************
 558  *           GetTempPathA   (KERNEL32.@)
 559  */
 560 DWORD WINAPI GetTempPathA( DWORD count, LPSTR path )
 561 {
 562     WCHAR pathW[MAX_PATH];
 563     UINT ret;
 564
 565     ret = GetTempPathW(MAX_PATH, pathW);
 566
 567     if (!ret)
 568         return 0;
 569
 570     if (ret > MAX_PATH)
 571     {
 572         SetLastError(ERROR_FILENAME_EXCED_RANGE);
 573         return 0;
 574     }
 575     return copy_filename_WtoA( pathW, path, count );
 576 }
 577
 578
 579 /***********************************************************************
 580  *           GetTempPathW   (KERNEL32.@)
 581  */
 582 DWORD WINAPI GetTempPathW( DWORD count, LPWSTR path )
 583 {
 584     static const WCHAR tmp[]  = { 'T', 'M', 'P', 0 };
 585     static const WCHAR temp[] = { 'T', 'E', 'M', 'P', 0 };
 586     static const WCHAR userprofile[] = { 'U','S','E','R','P','R','O','F','I','L','E',0 };
 587     WCHAR tmp_path[MAX_PATH];
 588     UINT ret;
 589
 590     TRACE("%u,%p\n", count, path);
 591
 592     if (!(ret = GetEnvironmentVariableW( tmp, tmp_path, MAX_PATH )) &&
 593         !(ret = GetEnvironmentVariableW( temp, tmp_path, MAX_PATH )) &&
 594         !(ret = GetEnvironmentVariableW( userprofile, tmp_path, MAX_PATH )) &&
 595         !(ret = GetWindowsDirectoryW( tmp_path, MAX_PATH )))
 596         return 0;
 597
 598     if (ret > MAX_PATH)
 599     {
 600         SetLastError(ERROR_FILENAME_EXCED_RANGE);
 601         return 0;
 602     }
 603
 604     ret = GetFullPathNameW(tmp_path, MAX_PATH, tmp_path, NULL);
 605     if (!ret) return 0;
 606
 607     if (ret > MAX_PATH - 2)
 608     {
 609         SetLastError(ERROR_FILENAME_EXCED_RANGE);
 610         return 0;
 611     }
 612
 613     if (tmp_path[ret-1] != '\\')
 614     {
 615         tmp_path[ret++] = '\\';
 616         tmp_path[ret]   = '\0';
 617     }
 618
 619     ret++; /* add space for terminating 0 */
 620
 621     if (count)
 622     {
 623         lstrcpynW(path, tmp_path, count);
 624         if (count >= ret)
 625             ret--; /* return length without 0 */
 626         else if (count < 4)
 627             path[0] = 0; /* avoid returning ambiguous "X:" */
 628     }
 629
 630     TRACE("returning %u, %s\n", ret, debugstr_w(path));
 631     return ret;
 632 }
 633
 634
 635 /***********************************************************************
 636  *           GetTempFileNameA   (KERNEL32.@)
 637  */
 638 UINT WINAPI GetTempFileNameA( LPCSTR path, LPCSTR prefix, UINT unique, LPSTR buffer)
 639 {
 640     WCHAR *pathW, *prefixW = NULL;
 641     WCHAR bufferW[MAX_PATH];
 642     UINT ret;
 643
 644     if (!(pathW = FILE_name_AtoW( path, FALSE ))) return 0;
 645     if (prefix && !(prefixW = FILE_name_AtoW( prefix, TRUE ))) return 0;
 646
 647     ret = GetTempFileNameW(pathW, prefixW, unique, bufferW);
 648     if (ret) FILE_name_WtoA( bufferW, -1, buffer, MAX_PATH );
 649
 650     HeapFree( GetProcessHeap(), 0, prefixW );
 651     return ret;
 652 }
 653
 654 /***********************************************************************
 655  *           GetTempFileNameW   (KERNEL32.@)
 656  */
 657 UINT WINAPI GetTempFileNameW( LPCWSTR path, LPCWSTR prefix, UINT unique, LPWSTR buffer )
 658 {
 659     static const WCHAR formatW[] = {'%','x','.','t','m','p',0};
 660
 661     int i;
 662     LPWSTR p;
 663     DWORD attr;
 664
 665     if ( !path || !buffer )
 666     {
 667         SetLastError( ERROR_INVALID_PARAMETER );
 668         return 0;
 669     }
 670
 671     /* ensure that the provided directory exists */
 672     attr = GetFileAttributesW(path);
 673     if (attr == INVALID_FILE_ATTRIBUTES || !(attr & FILE_ATTRIBUTE_DIRECTORY))
 674     {
 675         TRACE("path not found %s\n", debugstr_w(path));
 676         SetLastError( ERROR_DIRECTORY );
 677         return 0;
 678     }
 679
 680     strcpyW( buffer, path );
 681     p = buffer + strlenW(buffer);
 682
 683     /* add a \, if there isn't one  */
 684     if ((p == buffer) || (p[-1] != '\\')) *p++ = '\\';
 685
 686     if (prefix)
 687         for (i = 3; (i > 0) && (*prefix); i--) *p++ = *prefix++;
 688
 689     unique &= 0xffff;
 690
 691     if (unique) sprintfW( p, formatW, unique );
 692     else
 693     {
 694         /* get a "random" unique number and try to create the file */
 695         HANDLE handle;
 696         UINT num = GetTickCount() & 0xffff;
 697         static UINT last;
 698
 699         /* avoid using the same name twice in a short interval */
 700         if (last - num < 10) num = last + 1;
 701         if (!num) num = 1;
 702         unique = num;
 703         do
 704         {
 705             sprintfW( p, formatW, unique );
 706             handle = CreateFileW( buffer, GENERIC_WRITE, 0, NULL,
 707                                   CREATE_NEW, FILE_ATTRIBUTE_NORMAL, 0 );
 708             if (handle != INVALID_HANDLE_VALUE)
 709             {  /* We created it */
 710                 TRACE("created %s\n", debugstr_w(buffer) );
 711                 CloseHandle( handle );
 712                 last = unique;
 713                 break;
 714             }
 715             if (GetLastError() != ERROR_FILE_EXISTS &&
 716                 GetLastError() != ERROR_SHARING_VIOLATION)
 717                 break;  /* No need to go on */
 718             if (!(++unique & 0xffff)) unique = 1;
 719         } while (unique != num);
 720     }
 721
 722     TRACE("returning %s\n", debugstr_w(buffer) );
 723     return unique;
 724 }
 725
 726
 727 /***********************************************************************
 728  *           contains_pathW
 729  *
 730  * Check if the file name contains a path; helper for SearchPathW.
 731  * A relative path is not considered a path unless it starts with ./ or ../
 732  */
 733 static inline BOOL contains_pathW (LPCWSTR name)
 734 {
 735     if (RtlDetermineDosPathNameType_U( name ) != RELATIVE_PATH) return TRUE;
 736     if (name[0] != '.') return FALSE;
 737     if (name[1] == '/' || name[1] == '\\') return TRUE;
 738     return (name[1] == '.' && (name[2] == '/' || name[2] == '\\'));
 739 }
 740
 741
 742 /***********************************************************************
 743  * SearchPathW [KERNEL32.@]
 744  *
 745  * Searches for a specified file in the search path.
 746  *
 747  * PARAMS
 748  *    path      [I] Path to search (NULL means default)
 749  *    name      [I] Filename to search for.
 750  *    ext       [I] File extension to append to file name. The first
 751  *                  character must be a period. This parameter is
 752  *                  specified only if the filename given does not
 753  *                  contain an extension.
 754  *    buflen    [I] size of buffer, in characters
 755  *    buffer    [O] buffer for found filename
 756  *    lastpart  [O] address of pointer to last used character in
 757  *                  buffer (the final '\')
 758  *
 759  * RETURNS
 760  *    Success: length of string copied into buffer, not including
 761  *             terminating null character. If the filename found is
 762  *             longer than the length of the buffer, the length of the
 763  *             filename is returned.
 764  *    Failure: Zero
 765  *
 766  * NOTES
 767  *    If the file is not found, calls SetLastError(ERROR_FILE_NOT_FOUND)
 768  *    (tested on NT 4.0)
 769  */
 770 DWORD WINAPI SearchPathW( LPCWSTR path, LPCWSTR name, LPCWSTR ext, DWORD buflen,
 771                           LPWSTR buffer, LPWSTR *lastpart )
 772 {
 773     DWORD ret = 0;
 774
 775     if (!name || !name[0])
 776     {
 777         SetLastError(ERROR_INVALID_PARAMETER);
 778         return 0;
 779     }
 780
 781     /* If the name contains an explicit path, ignore the path */
 782
 783     if (contains_pathW(name))
 784     {
 785         /* try first without extension */
 786         if (RtlDoesFileExists_U( name ))
 787             return GetFullPathNameW( name, buflen, buffer, lastpart );
 788
 789         if (ext)
 790         {
 791             LPCWSTR p = strrchrW( name, '.' );
 792             if (p && !strchrW( p, '/' ) && !strchrW( p, '\\' ))
 793                 ext = NULL;  /* Ignore the specified extension */
 794         }
 795
 796         /* Allocate a buffer for the file name and extension */
 797         if (ext)
 798         {
 799             LPWSTR tmp;
 800             DWORD len = strlenW(name) + strlenW(ext);
 801
 802             if (!(tmp = HeapAlloc( GetProcessHeap(), 0, (len + 1) * sizeof(WCHAR) )))
 803             {
 804                 SetLastError( ERROR_OUTOFMEMORY );
 805                 return 0;
 806             }
 807             strcpyW( tmp, name );
 808             strcatW( tmp, ext );
 809             if (RtlDoesFileExists_U( tmp ))
 810                 ret = GetFullPathNameW( tmp, buflen, buffer, lastpart );
 811             HeapFree( GetProcessHeap(), 0, tmp );
 812         }
 813     }
 814     else if (path && path[0])  /* search in the specified path */
 815     {
 816         ret = RtlDosSearchPath_U( path, name, ext, buflen * sizeof(WCHAR),
 817                                   buffer, lastpart ) / sizeof(WCHAR);
 818     }
 819     else  /* search in the default path */
 820     {
 821         WCHAR *dll_path = MODULE_get_dll_load_path( NULL );
 822
 823         if (dll_path)
 824         {
 825             ret = RtlDosSearchPath_U( dll_path, name, ext, buflen * sizeof(WCHAR),
 826                                       buffer, lastpart ) / sizeof(WCHAR);
 827             HeapFree( GetProcessHeap(), 0, dll_path );
 828         }
 829         else
 830         {
 831             SetLastError( ERROR_OUTOFMEMORY );
 832             return 0;
 833         }
 834     }
 835
 836     if (!ret) SetLastError( ERROR_FILE_NOT_FOUND );
 837     else TRACE( "found %s\n", debugstr_w(buffer) );
 838     return ret;
 839 }
 840
 841
 842 /***********************************************************************
 843  *           SearchPathA   (KERNEL32.@)
 844  *
 845  * See SearchPathW.
 846  */
 847 DWORD WINAPI SearchPathA( LPCSTR path, LPCSTR name, LPCSTR ext,
 848                           DWORD buflen, LPSTR buffer, LPSTR *lastpart )
 849 {
 850     WCHAR *pathW = NULL, *nameW, *extW = NULL;
 851     WCHAR bufferW[MAX_PATH];
 852     DWORD ret;
 853
 854     if (!name)
 855     {
 856         SetLastError(ERROR_INVALID_PARAMETER);
 857         return 0;
 858     }
 859
 860     if (!(nameW = FILE_name_AtoW( name, FALSE ))) return 0;
 861     if (path && !(pathW = FILE_name_AtoW( path, TRUE ))) return 0;
 862
 863     if (ext && !(extW = FILE_name_AtoW( ext, TRUE )))
 864     {
 865         HeapFree( GetProcessHeap(), 0, pathW );
 866         return 0;
 867     }
 868
 869     ret = SearchPathW(pathW, nameW, extW, MAX_PATH, bufferW, NULL);
 870
 871     HeapFree( GetProcessHeap(), 0, pathW );
 872     HeapFree( GetProcessHeap(), 0, extW );
 873
 874     if (!ret) return 0;
 875     if (ret > MAX_PATH)
 876     {
 877         SetLastError(ERROR_FILENAME_EXCED_RANGE);
 878         return 0;
 879     }
 880     ret = copy_filename_WtoA( bufferW, buffer, buflen );
 881     if (buflen > ret && lastpart)
 882         *lastpart = strrchr(buffer, '\\') + 1;
 883     return ret;
 884 }
 885
 886 static BOOL is_same_file(HANDLE h1, HANDLE h2)
 887 {
 888     int fd1;
 889     BOOL ret = FALSE;
 890     if (wine_server_handle_to_fd(h1, 0, &fd1, NULL) == STATUS_SUCCESS)
 891     {
 892         int fd2;
 893         if (wine_server_handle_to_fd(h2, 0, &fd2, NULL) == STATUS_SUCCESS)
 894         {
 895             struct stat stat1, stat2;
 896             if (fstat(fd1, &stat1) == 0 && fstat(fd2, &stat2) == 0)
 897                 ret = (stat1.st_dev == stat2.st_dev && stat1.st_ino == stat2.st_ino);
 898             wine_server_release_fd(h2, fd2);
 899         }
 900         wine_server_release_fd(h1, fd1);
 901     }
 902     return ret;
 903 }
 904
 905 /**************************************************************************
 906  *           CopyFileW   (KERNEL32.@)
 907  */
 908 BOOL WINAPI CopyFileW( LPCWSTR source, LPCWSTR dest, BOOL fail_if_exists )
 909 {
 910     static const int buffer_size = 65536;
 911     HANDLE h1, h2;
 912     BY_HANDLE_FILE_INFORMATION info;
 913     DWORD count;
 914     BOOL ret = FALSE;
 915     char *buffer;
 916
 917     if (!source || !dest)
 918     {
 919         SetLastError(ERROR_INVALID_PARAMETER);
 920         return FALSE;
 921     }
 922     if (!(buffer = HeapAlloc( GetProcessHeap(), 0, buffer_size )))
 923     {
 924         SetLastError(ERROR_NOT_ENOUGH_MEMORY);
 925         return FALSE;
 926     }
 927
 928     TRACE("%s -> %s\n", debugstr_w(source), debugstr_w(dest));
 929
 930     if ((h1 = CreateFileW(source, GENERIC_READ, FILE_SHARE_READ | FILE_SHARE_WRITE,
 931                      NULL, OPEN_EXISTING, 0, 0)) == INVALID_HANDLE_VALUE)
 932     {
 933         WARN("Unable to open source %s\n", debugstr_w(source));
 934         HeapFree( GetProcessHeap(), 0, buffer );
 935         return FALSE;
 936     }
 937
 938     if (!GetFileInformationByHandle( h1, &info ))
 939     {
 940         WARN("GetFileInformationByHandle returned error for %s\n", debugstr_w(source));
 941         HeapFree( GetProcessHeap(), 0, buffer );
 942         CloseHandle( h1 );
 943         return FALSE;
 944     }
 945
 946     if (!fail_if_exists)
 947     {
 948         BOOL same_file = FALSE;
 949         h2 = CreateFileW( dest, 0, FILE_SHARE_READ | FILE_SHARE_WRITE, NULL,
 950                          OPEN_EXISTING, 0, 0);
 951         if (h2 != INVALID_HANDLE_VALUE)
 952         {
 953             same_file = is_same_file( h1, h2 );
 954             CloseHandle( h2 );
 955         }
 956         if (same_file)
 957         {
 958             HeapFree( GetProcessHeap(), 0, buffer );
 959             CloseHandle( h1 );
 960             SetLastError( ERROR_SHARING_VIOLATION );
 961             return FALSE;
 962         }
 963     }
 964
 965     if ((h2 = CreateFileW( dest, GENERIC_WRITE, FILE_SHARE_READ | FILE_SHARE_WRITE, NULL,
 966                              fail_if_exists ? CREATE_NEW : CREATE_ALWAYS,
 967                              info.dwFileAttributes, h1 )) == INVALID_HANDLE_VALUE)
 968     {
 969         WARN("Unable to open dest %s\n", debugstr_w(dest));
 970         HeapFree( GetProcessHeap(), 0, buffer );
 971         CloseHandle( h1 );
 972         return FALSE;
 973     }
 974
 975     while (ReadFile( h1, buffer, buffer_size, &count, NULL ) && count)
 976     {
 977         char *p = buffer;
 978         while (count != 0)
 979         {
 980             DWORD res;
 981             if (!WriteFile( h2, p, count, &res, NULL ) || !res) goto done;
 982             p += res;
 983             count -= res;
 984         }
 985     }
 986     ret =  TRUE;
 987 done:
 988     /* Maintain the timestamp of source file to destination file */
 989     SetFileTime(h2, NULL, NULL, &info.ftLastWriteTime);
 990     HeapFree( GetProcessHeap(), 0, buffer );
 991     CloseHandle( h1 );
 992     CloseHandle( h2 );
 993     return ret;
 994 }
 995
 996
 997 /**************************************************************************
 998  *           CopyFileA   (KERNEL32.@)
 999  */
1000 BOOL WINAPI CopyFileA( LPCSTR source, LPCSTR dest, BOOL fail_if_exists)
1001 {
1002     WCHAR *sourceW, *destW;
1003     BOOL ret;
1004
1005     if (!(sourceW = FILE_name_AtoW( source, FALSE ))) return FALSE;
1006     if (!(destW = FILE_name_AtoW( dest, TRUE ))) return FALSE;
1007
1008     ret = CopyFileW( sourceW, destW, fail_if_exists );
1009
1010     HeapFree( GetProcessHeap(), 0, destW );
1011     return ret;
1012 }
1013
1014
1015 /**************************************************************************
1016  *           CopyFileExW   (KERNEL32.@)
1017  *
1018  * This implementation ignores most of the extra parameters passed-in into
1019  * the "ex" version of the method and calls the CopyFile method.
1020  * It will have to be fixed eventually.
1021  */
1022 BOOL WINAPI CopyFileExW(LPCWSTR sourceFilename, LPCWSTR destFilename,
1023                         LPPROGRESS_ROUTINE progressRoutine, LPVOID appData,
1024                         LPBOOL cancelFlagPointer, DWORD copyFlags)
1025 {
1026     /*
1027      * Interpret the only flag that CopyFile can interpret.
1028      */
1029     return CopyFileW(sourceFilename, destFilename, (copyFlags & COPY_FILE_FAIL_IF_EXISTS) != 0);
1030 }
1031
1032
1033 /**************************************************************************
1034  *           CopyFileExA   (KERNEL32.@)
1035  */
1036 BOOL WINAPI CopyFileExA(LPCSTR sourceFilename, LPCSTR destFilename,
1037                         LPPROGRESS_ROUTINE progressRoutine, LPVOID appData,
1038                         LPBOOL cancelFlagPointer, DWORD copyFlags)
1039 {
1040     WCHAR *sourceW, *destW;
1041     BOOL ret;
1042
1043     /* can't use the TEB buffer since we may have a callback routine */
1044     if (!(sourceW = FILE_name_AtoW( sourceFilename, TRUE ))) return FALSE;
1045     if (!(destW = FILE_name_AtoW( destFilename, TRUE )))
1046     {
1047         HeapFree( GetProcessHeap(), 0, sourceW );
1048         return FALSE;
1049     }
1050     ret = CopyFileExW(sourceW, destW, progressRoutine, appData,
1051                       cancelFlagPointer, copyFlags);
1052     HeapFree( GetProcessHeap(), 0, sourceW );
1053     HeapFree( GetProcessHeap(), 0, destW );
1054     return ret;
1055 }
1056
1057
1058 /**************************************************************************
1059  *           MoveFileWithProgressW   (KERNEL32.@)
1060  */
1061 BOOL WINAPI MoveFileWithProgressW( LPCWSTR source, LPCWSTR dest,
1062                                    LPPROGRESS_ROUTINE fnProgress,
1063                                    LPVOID param, DWORD flag )
1064 {
1065     FILE_BASIC_INFORMATION info;
1066     UNICODE_STRING nt_name;
1067     OBJECT_ATTRIBUTES attr;
1068     IO_STATUS_BLOCK io;
1069     NTSTATUS status;
1070     HANDLE source_handle = 0, dest_handle;
1071     ANSI_STRING source_unix, dest_unix;
1072
1073     TRACE("(%s,%s,%p,%p,%04x)\n",
1074           debugstr_w(source), debugstr_w(dest), fnProgress, param, flag );
1075
1076     if (flag & MOVEFILE_DELAY_UNTIL_REBOOT)
1077         return add_boot_rename_entry( source, dest, flag );
1078
1079     if (!dest)
1080         return DeleteFileW( source );
1081
1082     if (flag & MOVEFILE_WRITE_THROUGH)
1083         FIXME("MOVEFILE_WRITE_THROUGH unimplemented\n");
1084
1085     /* check if we are allowed to rename the source */
1086
1087     if (!RtlDosPathNameToNtPathName_U( source, &nt_name, NULL, NULL ))
1088     {
1089         SetLastError( ERROR_PATH_NOT_FOUND );
1090         return FALSE;
1091     }
1092     source_unix.Buffer = NULL;
1093     dest_unix.Buffer = NULL;
1094     attr.Length = sizeof(attr);
1095     attr.RootDirectory = 0;
1096     attr.Attributes = OBJ_CASE_INSENSITIVE;
1097     attr.ObjectName = &nt_name;
1098     attr.SecurityDescriptor = NULL;
1099     attr.SecurityQualityOfService = NULL;
1100
1101     status = NtOpenFile( &source_handle, 0, &attr, &io, 0, FILE_SYNCHRONOUS_IO_NONALERT );
1102     if (status == STATUS_SUCCESS)
1103         status = wine_nt_to_unix_file_name( &nt_name, &source_unix, FILE_OPEN, FALSE );
1104     RtlFreeUnicodeString( &nt_name );
1105     if (status != STATUS_SUCCESS)
1106     {
1107         SetLastError( RtlNtStatusToDosError(status) );
1108         goto error;
1109     }
1110     status = NtQueryInformationFile( source_handle, &io, &info, sizeof(info), FileBasicInformation );
1111     if (status != STATUS_SUCCESS)
1112     {
1113         SetLastError( RtlNtStatusToDosError(status) );
1114         goto error;
1115     }
1116
1117     /* we must have write access to the destination, and it must */
1118     /* not exist except if MOVEFILE_REPLACE_EXISTING is set */
1119
1120     if (!RtlDosPathNameToNtPathName_U( dest, &nt_name, NULL, NULL ))
1121     {
1122         SetLastError( ERROR_PATH_NOT_FOUND );
1123         goto error;
1124     }
1125     status = NtOpenFile( &dest_handle, GENERIC_READ | GENERIC_WRITE, &attr, &io, 0,
1126                          FILE_NON_DIRECTORY_FILE | FILE_SYNCHRONOUS_IO_NONALERT );
1127     if (status == STATUS_SUCCESS)  /* destination exists */
1128     {
1129         NtClose( dest_handle );
1130         if (!(flag & MOVEFILE_REPLACE_EXISTING))
1131         {
1132             SetLastError( ERROR_ALREADY_EXISTS );
1133             RtlFreeUnicodeString( &nt_name );
1134             goto error;
1135         }
1136         else if (info.FileAttributes & FILE_ATTRIBUTE_DIRECTORY) /* cannot replace directory */
1137         {
1138             SetLastError( ERROR_ACCESS_DENIED );
1139             goto error;
1140         }
1141     }
1142     else if (status != STATUS_OBJECT_NAME_NOT_FOUND)
1143     {
1144         SetLastError( RtlNtStatusToDosError(status) );
1145         RtlFreeUnicodeString( &nt_name );
1146         goto error;
1147     }
1148
1149     status = wine_nt_to_unix_file_name( &nt_name, &dest_unix, FILE_OPEN_IF, FALSE );
1150     RtlFreeUnicodeString( &nt_name );
1151     if (status != STATUS_SUCCESS && status != STATUS_NO_SUCH_FILE)
1152     {
1153         SetLastError( RtlNtStatusToDosError(status) );
1154         goto error;
1155     }
1156
1157     /* now perform the rename */
1158
1159     if (rename( source_unix.Buffer, dest_unix.Buffer ) == -1)
1160     {
1161         if (errno == EXDEV && (flag & MOVEFILE_COPY_ALLOWED))
1162         {
1163             NtClose( source_handle );
1164             RtlFreeAnsiString( &source_unix );
1165             RtlFreeAnsiString( &dest_unix );
1166             if (!CopyFileExW( source, dest, fnProgress,
1167                               param, NULL, COPY_FILE_FAIL_IF_EXISTS ))
1168                 return FALSE;
1169             return DeleteFileW( source );
1170         }
1171         FILE_SetDosError();
1172         /* if we created the destination, remove it */
1173         if (io.Information == FILE_CREATED) unlink( dest_unix.Buffer );
1174         goto error;
1175     }
1176
1177     /* fixup executable permissions */
1178
1179     if (is_executable( source ) != is_executable( dest ))
1180     {
1181         struct stat fstat;
1182         if (stat( dest_unix.Buffer, &fstat ) != -1)
1183         {
1184             if (is_executable( dest ))
1185                 /* set executable bit where read bit is set */
1186                 fstat.st_mode |= (fstat.st_mode & 0444) >> 2;
1187             else
1188                 fstat.st_mode &= ~0111;
1189             chmod( dest_unix.Buffer, fstat.st_mode );
1190         }
1191     }
1192
1193     NtClose( source_handle );
1194     RtlFreeAnsiString( &source_unix );
1195     RtlFreeAnsiString( &dest_unix );
1196     return TRUE;
1197
1198 error:
1199     if (source_handle) NtClose( source_handle );
1200     RtlFreeAnsiString( &source_unix );
1201     RtlFreeAnsiString( &dest_unix );
1202     return FALSE;
1203 }
1204
1205 /**************************************************************************
1206  *           MoveFileWithProgressA   (KERNEL32.@)
1207  */
1208 BOOL WINAPI MoveFileWithProgressA( LPCSTR source, LPCSTR dest,
1209                                    LPPROGRESS_ROUTINE fnProgress,
1210                                    LPVOID param, DWORD flag )
1211 {
1212     WCHAR *sourceW, *destW;
1213     BOOL ret;
1214
1215     if (!(sourceW = FILE_name_AtoW( source, FALSE ))) return FALSE;
1216     if (dest)
1217     {
1218         if (!(destW = FILE_name_AtoW( dest, TRUE ))) return FALSE;
1219     }
1220     else
1221         destW = NULL;
1222
1223     ret = MoveFileWithProgressW( sourceW, destW, fnProgress, param, flag );
1224     HeapFree( GetProcessHeap(), 0, destW );
1225     return ret;
1226 }
1227
1228 /**************************************************************************
1229  *           MoveFileExW   (KERNEL32.@)
1230  */
1231 BOOL WINAPI MoveFileExW( LPCWSTR source, LPCWSTR dest, DWORD flag )
1232 {
1233     return MoveFileWithProgressW( source, dest, NULL, NULL, flag );
1234 }
1235
1236 /**************************************************************************
1237  *           MoveFileExA   (KERNEL32.@)
1238  */
1239 BOOL WINAPI MoveFileExA( LPCSTR source, LPCSTR dest, DWORD flag )
1240 {
1241     return MoveFileWithProgressA( source, dest, NULL, NULL, flag );
1242 }
1243
1244
1245 /**************************************************************************
1246  *           MoveFileW   (KERNEL32.@)
1247  *
1248  *  Move file or directory
1249  */
1250 BOOL WINAPI MoveFileW( LPCWSTR source, LPCWSTR dest )
1251 {
1252     return MoveFileExW( source, dest, MOVEFILE_COPY_ALLOWED );
1253 }
1254
1255
1256 /**************************************************************************
1257  *           MoveFileA   (KERNEL32.@)
1258  */
1259 BOOL WINAPI MoveFileA( LPCSTR source, LPCSTR dest )
1260 {
1261     return MoveFileExA( source, dest, MOVEFILE_COPY_ALLOWED );
1262 }
1263
1264
1265 /*************************************************************************
1266  *           CreateHardLinkW   (KERNEL32.@)
1267  */
1268 BOOL WINAPI CreateHardLinkW(LPCWSTR lpFileName, LPCWSTR lpExistingFileName,
1269     LPSECURITY_ATTRIBUTES lpSecurityAttributes)
1270 {
1271     NTSTATUS status;
1272     UNICODE_STRING ntDest, ntSource;
1273     ANSI_STRING unixDest, unixSource;
1274     BOOL ret = FALSE;
1275
1276     TRACE("(%s, %s, %p)\n", debugstr_w(lpFileName),
1277         debugstr_w(lpExistingFileName), lpSecurityAttributes);
1278
1279     ntDest.Buffer = ntSource.Buffer = NULL;
1280     if (!RtlDosPathNameToNtPathName_U( lpFileName, &ntDest, NULL, NULL ) ||
1281         !RtlDosPathNameToNtPathName_U( lpExistingFileName, &ntSource, NULL, NULL ))
1282     {
1283         SetLastError( ERROR_PATH_NOT_FOUND );
1284         goto err;
1285     }
1286
1287     unixSource.Buffer = unixDest.Buffer = NULL;
1288     status = wine_nt_to_unix_file_name( &ntSource, &unixSource, FILE_OPEN, FALSE );
1289     if (!status)
1290     {
1291         status = wine_nt_to_unix_file_name( &ntDest, &unixDest, FILE_CREATE, FALSE );
1292         if (!status) /* destination must not exist */
1293         {
1294             status = STATUS_OBJECT_NAME_EXISTS;
1295         } else if (status == STATUS_NO_SUCH_FILE)
1296         {
1297             status = STATUS_SUCCESS;
1298         }
1299     }
1300
1301     if (status)
1302          SetLastError( RtlNtStatusToDosError(status) );
1303     else if (!link( unixSource.Buffer, unixDest.Buffer ))
1304     {
1305         TRACE("Hardlinked '%s' to '%s'\n", debugstr_a( unixDest.Buffer ),
1306                 debugstr_a( unixSource.Buffer ));
1307         ret = TRUE;
1308     }
1309     else
1310         FILE_SetDosError();
1311
1312     RtlFreeAnsiString( &unixSource );
1313     RtlFreeAnsiString( &unixDest );
1314
1315 err:
1316     RtlFreeUnicodeString( &ntSource );
1317     RtlFreeUnicodeString( &ntDest );
1318     return ret;
1319 }
1320
1321
1322 /*************************************************************************
1323  *           CreateHardLinkA   (KERNEL32.@)
1324  */
1325 BOOL WINAPI CreateHardLinkA(LPCSTR lpFileName, LPCSTR lpExistingFileName,
1326     LPSECURITY_ATTRIBUTES lpSecurityAttributes)
1327 {
1328     WCHAR *sourceW, *destW;
1329     BOOL res;
1330
1331     if (!(sourceW = FILE_name_AtoW( lpExistingFileName, TRUE )))
1332     {
1333         return FALSE;
1334     }
1335     if (!(destW = FILE_name_AtoW( lpFileName, TRUE )))
1336     {
1337         HeapFree( GetProcessHeap(), 0, sourceW );
1338         return FALSE;
1339     }
1340
1341     res = CreateHardLinkW( destW, sourceW, lpSecurityAttributes );
1342
1343     HeapFree( GetProcessHeap(), 0, sourceW );
1344     HeapFree( GetProcessHeap(), 0, destW );
1345
1346     return res;
1347 }
1348
1349
1350 /***********************************************************************
1351  *           CreateDirectoryW   (KERNEL32.@)
1352  * RETURNS:
1353  *      TRUE : success
1354  *      FALSE : failure
1355  *              ERROR_DISK_FULL:        on full disk
1356  *              ERROR_ALREADY_EXISTS:   if directory name exists (even as file)
1357  *              ERROR_ACCESS_DENIED:    on permission problems
1358  *              ERROR_FILENAME_EXCED_RANGE: too long filename(s)
1359  */
1360 BOOL WINAPI CreateDirectoryW( LPCWSTR path, LPSECURITY_ATTRIBUTES sa )
1361 {
1362     OBJECT_ATTRIBUTES attr;
1363     UNICODE_STRING nt_name;
1364     IO_STATUS_BLOCK io;
1365     NTSTATUS status;
1366     HANDLE handle;
1367     BOOL ret = FALSE;
1368
1369     TRACE( "%s\n", debugstr_w(path) );
1370
1371     if (!RtlDosPathNameToNtPathName_U( path, &nt_name, NULL, NULL ))
1372     {
1373         SetLastError( ERROR_PATH_NOT_FOUND );
1374         return FALSE;
1375     }
1376     attr.Length = sizeof(attr);
1377     attr.RootDirectory = 0;
1378     attr.Attributes = OBJ_CASE_INSENSITIVE;
1379     attr.ObjectName = &nt_name;
1380     attr.SecurityDescriptor = sa ? sa->lpSecurityDescriptor : NULL;
1381     attr.SecurityQualityOfService = NULL;
1382
1383     status = NtCreateFile( &handle, GENERIC_READ, &attr, &io, NULL,
1384                            FILE_ATTRIBUTE_NORMAL, FILE_SHARE_READ, FILE_CREATE,
1385                            FILE_DIRECTORY_FILE | FILE_SYNCHRONOUS_IO_NONALERT, NULL, 0 );
1386
1387     if (status == STATUS_SUCCESS)
1388     {
1389         NtClose( handle );
1390         ret = TRUE;
1391     }
1392     else SetLastError( RtlNtStatusToDosError(status) );
1393
1394     RtlFreeUnicodeString( &nt_name );
1395     return ret;
1396 }
1397
1398
1399 /***********************************************************************
1400  *           CreateDirectoryA   (KERNEL32.@)
1401  */
1402 BOOL WINAPI CreateDirectoryA( LPCSTR path, LPSECURITY_ATTRIBUTES sa )
1403 {
1404     WCHAR *pathW;
1405
1406     if (!(pathW = FILE_name_AtoW( path, FALSE ))) return FALSE;
1407     return CreateDirectoryW( pathW, sa );
1408 }
1409
1410
1411 /***********************************************************************
1412  *           CreateDirectoryExA   (KERNEL32.@)
1413  */
1414 BOOL WINAPI CreateDirectoryExA( LPCSTR template, LPCSTR path, LPSECURITY_ATTRIBUTES sa )
1415 {
1416     WCHAR *pathW, *templateW = NULL;
1417     BOOL ret;
1418
1419     if (!(pathW = FILE_name_AtoW( path, FALSE ))) return FALSE;
1420     if (template && !(templateW = FILE_name_AtoW( template, TRUE ))) return FALSE;
1421
1422     ret = CreateDirectoryExW( templateW, pathW, sa );
1423     HeapFree( GetProcessHeap(), 0, templateW );
1424     return ret;
1425 }
1426
1427
1428 /***********************************************************************
1429  *           CreateDirectoryExW   (KERNEL32.@)
1430  */
1431 BOOL WINAPI CreateDirectoryExW( LPCWSTR template, LPCWSTR path, LPSECURITY_ATTRIBUTES sa )
1432 {
1433     return CreateDirectoryW( path, sa );
1434 }
1435
1436
1437 /***********************************************************************
1438  *           RemoveDirectoryW   (KERNEL32.@)
1439  */
1440 BOOL WINAPI RemoveDirectoryW( LPCWSTR path )
1441 {
1442     OBJECT_ATTRIBUTES attr;
1443     UNICODE_STRING nt_name;
1444     ANSI_STRING unix_name;
1445     IO_STATUS_BLOCK io;
1446     NTSTATUS status;
1447     HANDLE handle;
1448     BOOL ret = FALSE;
1449
1450     TRACE( "%s\n", debugstr_w(path) );
1451
1452     if (!RtlDosPathNameToNtPathName_U( path, &nt_name, NULL, NULL ))
1453     {
1454         SetLastError( ERROR_PATH_NOT_FOUND );
1455         return FALSE;
1456     }
1457     attr.Length = sizeof(attr);
1458     attr.RootDirectory = 0;
1459     attr.Attributes = OBJ_CASE_INSENSITIVE;
1460     attr.ObjectName = &nt_name;
1461     attr.SecurityDescriptor = NULL;
1462     attr.SecurityQualityOfService = NULL;
1463
1464     status = NtOpenFile( &handle, DELETE, &attr, &io,
1465                          FILE_SHARE_READ | FILE_SHARE_WRITE | FILE_SHARE_DELETE,
1466                          FILE_DIRECTORY_FILE | FILE_SYNCHRONOUS_IO_NONALERT );
1467     if (status == STATUS_SUCCESS)
1468         status = wine_nt_to_unix_file_name( &nt_name, &unix_name, FILE_OPEN, FALSE );
1469     RtlFreeUnicodeString( &nt_name );
1470
1471     if (status != STATUS_SUCCESS)
1472     {
1473         SetLastError( RtlNtStatusToDosError(status) );
1474         return FALSE;
1475     }
1476
1477     if (!(ret = (rmdir( unix_name.Buffer ) != -1))) FILE_SetDosError();
1478     RtlFreeAnsiString( &unix_name );
1479     NtClose( handle );
1480     return ret;
1481 }
1482
1483
1484 /***********************************************************************
1485  *           RemoveDirectoryA   (KERNEL32.@)
1486  */
1487 BOOL WINAPI RemoveDirectoryA( LPCSTR path )
1488 {
1489     WCHAR *pathW;
1490
1491     if (!(pathW = FILE_name_AtoW( path, FALSE ))) return FALSE;
1492     return RemoveDirectoryW( pathW );
1493 }
1494
1495
1496 /***********************************************************************
1497  *           GetCurrentDirectoryW   (KERNEL32.@)
1498  */
1499 UINT WINAPI GetCurrentDirectoryW( UINT buflen, LPWSTR buf )
1500 {
1501     return RtlGetCurrentDirectory_U( buflen * sizeof(WCHAR), buf ) / sizeof(WCHAR);
1502 }
1503
1504
1505 /***********************************************************************
1506  *           GetCurrentDirectoryA   (KERNEL32.@)
1507  */
1508 UINT WINAPI GetCurrentDirectoryA( UINT buflen, LPSTR buf )
1509 {
1510     WCHAR bufferW[MAX_PATH];
1511     DWORD ret;
1512
1513     if (buflen && buf && ((ULONG_PTR)buf >> 16) == 0)
1514     {
1515         /* Win9x catches access violations here, returning zero.
1516          * This behaviour resulted in some people not noticing
1517          * that they got the argument order wrong. So let's be
1518          * nice and fail gracefully if buf is invalid and looks
1519          * more like a buflen. */
1520         SetLastError(ERROR_INVALID_PARAMETER);
1521         return 0;
1522     }
1523
1524     ret = GetCurrentDirectoryW(MAX_PATH, bufferW);
1525
1526     if (!ret) return 0;
1527     if (ret > MAX_PATH)
1528     {
1529         SetLastError(ERROR_FILENAME_EXCED_RANGE);
1530         return 0;
1531     }
1532     return copy_filename_WtoA( bufferW, buf, buflen );
1533 }
1534
1535
1536 /***********************************************************************
1537  *           SetCurrentDirectoryW   (KERNEL32.@)
1538  */
1539 BOOL WINAPI SetCurrentDirectoryW( LPCWSTR dir )
1540 {
1541     UNICODE_STRING dirW;
1542     NTSTATUS status;
1543
1544     RtlInitUnicodeString( &dirW, dir );
1545     status = RtlSetCurrentDirectory_U( &dirW );
1546     if (status != STATUS_SUCCESS)
1547     {
1548         SetLastError( RtlNtStatusToDosError(status) );
1549         return FALSE;
1550     }
1551     return TRUE;
1552 }
1553
1554
1555 /***********************************************************************
1556  *           SetCurrentDirectoryA   (KERNEL32.@)
1557  */
1558 BOOL WINAPI SetCurrentDirectoryA( LPCSTR dir )
1559 {
1560     WCHAR *dirW;
1561
1562     if (!(dirW = FILE_name_AtoW( dir, FALSE ))) return FALSE;
1563     return SetCurrentDirectoryW( dirW );
1564 }
1565
1566
1567 /***********************************************************************
1568  *           GetWindowsDirectoryW   (KERNEL32.@)
1569  *
1570  * See comment for GetWindowsDirectoryA.
1571  */
1572 UINT WINAPI GetWindowsDirectoryW( LPWSTR path, UINT count )
1573 {
1574     UINT len = strlenW( DIR_Windows ) + 1;
1575     if (path && count >= len)
1576     {
1577         strcpyW( path, DIR_Windows );
1578         len--;
1579     }
1580     return len;
1581 }
1582
1583
1584 /***********************************************************************
1585  *           GetWindowsDirectoryA   (KERNEL32.@)
1586  *
1587  * Return value:
1588  * If buffer is large enough to hold full path and terminating '\0' character
1589  * function copies path to buffer and returns length of the path without '\0'.
1590  * Otherwise function returns required size including '\0' character and
1591  * does not touch the buffer.
1592  */
1593 UINT WINAPI GetWindowsDirectoryA( LPSTR path, UINT count )
1594 {
1595     return copy_filename_WtoA( DIR_Windows, path, count );
1596 }
1597
1598
1599 /***********************************************************************
1600  *           GetSystemWindowsDirectoryA   (KERNEL32.@) W2K, TS4.0SP4
1601  */
1602 UINT WINAPI GetSystemWindowsDirectoryA( LPSTR path, UINT count )
1603 {
1604     return GetWindowsDirectoryA( path, count );
1605 }
1606
1607
1608 /***********************************************************************
1609  *           GetSystemWindowsDirectoryW   (KERNEL32.@) W2K, TS4.0SP4
1610  */
1611 UINT WINAPI GetSystemWindowsDirectoryW( LPWSTR path, UINT count )
1612 {
1613     return GetWindowsDirectoryW( path, count );
1614 }
1615
1616
1617 /***********************************************************************
1618  *           GetSystemDirectoryW   (KERNEL32.@)
1619  *
1620  * See comment for GetWindowsDirectoryA.
1621  */
1622 UINT WINAPI GetSystemDirectoryW( LPWSTR path, UINT count )
1623 {
1624     UINT len = strlenW( DIR_System ) + 1;
1625     if (path && count >= len)
1626     {
1627         strcpyW( path, DIR_System );
1628         len--;
1629     }
1630     return len;
1631 }
1632
1633
1634 /***********************************************************************
1635  *           GetSystemDirectoryA   (KERNEL32.@)
1636  *
1637  * See comment for GetWindowsDirectoryA.
1638  */
1639 UINT WINAPI GetSystemDirectoryA( LPSTR path, UINT count )
1640 {
1641     return copy_filename_WtoA( DIR_System, path, count );
1642 }
1643
1644
1645 /***********************************************************************
1646  *           GetSystemWow64DirectoryW   (KERNEL32.@)
1647  *
1648  * As seen on MSDN
1649  * - On Win32 we should returns ERROR_CALL_NOT_IMPLEMENTED
1650  * - On Win64 we should returns the SysWow64 (system64) directory
1651  */
1652 UINT WINAPI GetSystemWow64DirectoryW( LPWSTR path, UINT count )
1653 {
1654     UINT len;
1655
1656     if (!DIR_SysWow64)
1657     {
1658         SetLastError( ERROR_CALL_NOT_IMPLEMENTED );
1659         return 0;
1660     }
1661     len = strlenW( DIR_SysWow64 ) + 1;
1662     if (path && count >= len)
1663     {
1664         strcpyW( path, DIR_SysWow64 );
1665         len--;
1666     }
1667     return len;
1668 }
1669
1670
1671 /***********************************************************************
1672  *           GetSystemWow64DirectoryA   (KERNEL32.@)
1673  *
1674  * See comment for GetWindowsWow64DirectoryW.
1675  */
1676 UINT WINAPI GetSystemWow64DirectoryA( LPSTR path, UINT count )
1677 {
1678     if (!DIR_SysWow64)
1679     {
1680         SetLastError( ERROR_CALL_NOT_IMPLEMENTED );
1681         return 0;
1682     }
1683     return copy_filename_WtoA( DIR_SysWow64, path, count );
1684 }
1685
1686
1687 /***********************************************************************
1688  *           Wow64EnableWow64FsRedirection   (KERNEL32.@)
1689  */
1690 BOOLEAN WINAPI Wow64EnableWow64FsRedirection( BOOLEAN enable )
1691 {
1692     NTSTATUS status = RtlWow64EnableFsRedirection( enable );
1693     if (status) SetLastError( RtlNtStatusToDosError(status) );
1694     return !status;
1695 }
1696
1697
1698 /***********************************************************************
1699  *           Wow64DisableWow64FsRedirection   (KERNEL32.@)
1700  */
1701 BOOL WINAPI Wow64DisableWow64FsRedirection( PVOID *old_value )
1702 {
1703     NTSTATUS status = RtlWow64EnableFsRedirectionEx( TRUE, (ULONG *)old_value );
1704     if (status) SetLastError( RtlNtStatusToDosError(status) );
1705     return !status;
1706 }
1707
1708
1709 /***********************************************************************
1710  *           Wow64RevertWow64FsRedirection   (KERNEL32.@)
1711  */
1712 BOOL WINAPI Wow64RevertWow64FsRedirection( PVOID old_value )
1713 {
1714     NTSTATUS status = RtlWow64EnableFsRedirection( !old_value );
1715     if (status) SetLastError( RtlNtStatusToDosError(status) );
1716     return !status;
1717 }
1718
1719
1720 /***********************************************************************
1721  *           NeedCurrentDirectoryForExePathW   (KERNEL32.@)
1722  */
1723 BOOL WINAPI NeedCurrentDirectoryForExePathW( LPCWSTR name )
1724 {
1725     static const WCHAR env_name[] = {'N','o','D','e','f','a','u','l','t',
1726                                      'C','u','r','r','e','n','t',
1727                                      'D','i','r','e','c','t','o','r','y',
1728                                      'I','n','E','x','e','P','a','t','h',0};
1729     WCHAR env_val;
1730
1731     /* MSDN mentions some 'registry location'. We do not use registry. */
1732     FIXME("(%s): partial stub\n", debugstr_w(name));
1733
1734     if (strchrW(name, '\\'))
1735         return TRUE;
1736
1737     /* Check the existence of the variable, not value */
1738     if (!GetEnvironmentVariableW( env_name, &env_val, 1 ))
1739         return TRUE;
1740
1741     return FALSE;
1742 }
1743
1744
1745 /***********************************************************************
1746  *           NeedCurrentDirectoryForExePathA   (KERNEL32.@)
1747  */
1748 BOOL WINAPI NeedCurrentDirectoryForExePathA( LPCSTR name )
1749 {
1750     WCHAR *nameW;
1751
1752     if (!(nameW = FILE_name_AtoW( name, FALSE ))) return TRUE;
1753     return NeedCurrentDirectoryForExePathW( nameW );
1754 }
1755
1756
1757 /***********************************************************************
1758  *           wine_get_unix_file_name (KERNEL32.@) Not a Windows API
1759  *
1760  * Return the full Unix file name for a given path.
1761  * Returned buffer must be freed by caller.
1762  */
1763 char * CDECL wine_get_unix_file_name( LPCWSTR dosW )
1764 {
1765     UNICODE_STRING nt_name;
1766     ANSI_STRING unix_name;
1767     NTSTATUS status;
1768
1769     if (!RtlDosPathNameToNtPathName_U( dosW, &nt_name, NULL, NULL )) return NULL;
1770     status = wine_nt_to_unix_file_name( &nt_name, &unix_name, FILE_OPEN_IF, FALSE );
1771     RtlFreeUnicodeString( &nt_name );
1772     if (status && status != STATUS_NO_SUCH_FILE)
1773     {
1774         SetLastError( RtlNtStatusToDosError( status ) );
1775         return NULL;
1776     }
1777     return unix_name.Buffer;
1778 }
1779
1780
1781 /***********************************************************************
1782  *           wine_get_dos_file_name (KERNEL32.@) Not a Windows API
1783  *
1784  * Return the full DOS file name for a given Unix path.
1785  * Returned buffer must be freed by caller.
1786  */
1787 WCHAR * CDECL wine_get_dos_file_name( LPCSTR str )
1788 {
1789     UNICODE_STRING nt_name;
1790     ANSI_STRING unix_name;
1791     NTSTATUS status;
1792     DWORD len;
1793
1794     RtlInitAnsiString( &unix_name, str );
1795     status = wine_unix_to_nt_file_name( &unix_name, &nt_name );
1796     if (status)
1797     {
1798         SetLastError( RtlNtStatusToDosError( status ) );
1799         return NULL;
1800     }
1801     if (nt_name.Buffer[5] == ':')
1802     {
1803         /* get rid of the \??\ prefix */
1804         /* FIXME: should implement RtlNtPathNameToDosPathName and use that instead */
1805         len = nt_name.Length - 4 * sizeof(WCHAR);
1806         memmove( nt_name.Buffer, nt_name.Buffer + 4, len );
1807         nt_name.Buffer[len / sizeof(WCHAR)] = 0;
1808     }
1809     else
1810         nt_name.Buffer[1] = '\\';
1811     return nt_name.Buffer;
1812 }