summaryrefslogtreecommitdiffstats
path: root/xpcom/io/SpecialSystemDirectory.cpp
blob: 1c020c4262eafc10939a62a35ab6cfb6e231bff8 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

#include "SpecialSystemDirectory.h"
#include "nsString.h"
#include "nsDependentString.h"
#include "nsAutoPtr.h"

#if defined(XP_WIN)

#include <windows.h>
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <direct.h>
#include <shlobj.h>
#include <knownfolders.h>
#include <guiddef.h>

#elif defined(XP_UNIX)

#include <limits.h>
#include <unistd.h>
#include <stdlib.h>
#include <sys/param.h>
#include "prenv.h"
#if defined(MOZ_WIDGET_COCOA)
#include "CocoaFileUtils.h"
#endif

#endif

#ifndef MAXPATHLEN
#ifdef PATH_MAX
#define MAXPATHLEN PATH_MAX
#elif defined(MAX_PATH)
#define MAXPATHLEN MAX_PATH
#elif defined(_MAX_PATH)
#define MAXPATHLEN _MAX_PATH
#elif defined(CCHMAXPATH)
#define MAXPATHLEN CCHMAXPATH
#else
#define MAXPATHLEN 1024
#endif
#endif

#if defined (XP_WIN)

static nsresult
GetKnownFolder(GUID* aGuid, nsIFile** aFile)
{
  if (!aGuid) {
    return NS_ERROR_FAILURE;
  }

  PWSTR path = nullptr;
  SHGetKnownFolderPath(*aGuid, 0, nullptr, &path);

  if (!path) {
    return NS_ERROR_FAILURE;
  }

  nsresult rv = NS_NewLocalFile(nsDependentString(path),
                                true,
                                aFile);

  CoTaskMemFree(path);
  return rv;
}

static nsresult
GetWindowsFolder(int aFolder, nsIFile** aFile)
{
  WCHAR path_orig[MAX_PATH + 3];
  WCHAR* path = path_orig + 1;
  BOOL result = SHGetSpecialFolderPathW(nullptr, path, aFolder, true);

  if (!result) {
    return NS_ERROR_FAILURE;
  }

  // Append the trailing slash
  int len = wcslen(path);
  if (len > 1 && path[len - 1] != L'\\') {
    path[len]   = L'\\';
    path[++len] = L'\0';
  }

  return NS_NewLocalFile(nsDependentString(path, len), true, aFile);
}

__inline HRESULT
SHLoadLibraryFromKnownFolder(REFKNOWNFOLDERID aFolderId, DWORD aMode,
                             REFIID riid, void** ppv)
{
  *ppv = nullptr;
  IShellLibrary* plib;
  HRESULT hr = CoCreateInstance(CLSID_ShellLibrary, nullptr,
                                CLSCTX_INPROC_SERVER,
                                IID_PPV_ARGS(&plib));
  if (SUCCEEDED(hr)) {
    hr = plib->LoadLibraryFromKnownFolder(aFolderId, aMode);
    if (SUCCEEDED(hr)) {
      hr = plib->QueryInterface(riid, ppv);
    }
    plib->Release();
  }
  return hr;
}

/*
 * Return the default save-to location for the Windows Library passed in
 * through aFolderId.
 */
static nsresult
GetLibrarySaveToPath(int aFallbackFolderId, REFKNOWNFOLDERID aFolderId,
                     nsIFile** aFile)
{
  RefPtr<IShellLibrary> shellLib;
  RefPtr<IShellItem> savePath;
  HRESULT hr =
    SHLoadLibraryFromKnownFolder(aFolderId, STGM_READ,
                                 IID_IShellLibrary, getter_AddRefs(shellLib));

  if (shellLib &&
      SUCCEEDED(shellLib->GetDefaultSaveFolder(DSFT_DETECT, IID_IShellItem,
                                               getter_AddRefs(savePath)))) {
    wchar_t* str = nullptr;
    if (SUCCEEDED(savePath->GetDisplayName(SIGDN_FILESYSPATH, &str))) {
      nsAutoString path;
      path.Assign(str);
      path.Append('\\');
      nsresult rv =
        NS_NewLocalFile(path, false, aFile);
      CoTaskMemFree(str);
      return rv;
    }
  }

  return GetWindowsFolder(aFallbackFolderId, aFile);
}

/**
 * Provides a fallback for getting the path to APPDATA or LOCALAPPDATA by
 * querying the registry when the call to SHGetSpecialFolderPathW is unable to
 * provide these paths (Bug 513958).
 */
static nsresult
GetRegWindowsAppDataFolder(bool aLocal, nsIFile** aFile)
{
  HKEY key;
  NS_NAMED_LITERAL_STRING(keyName,
    "Software\\Microsoft\\Windows\\CurrentVersion\\Explorer\\Shell Folders");
  DWORD res = ::RegOpenKeyExW(HKEY_CURRENT_USER, keyName.get(), 0, KEY_READ,
                              &key);
  if (res != ERROR_SUCCESS) {
    return NS_ERROR_FAILURE;
  }

  WCHAR path[MAX_PATH + 2];
  DWORD type, size;
  res = RegQueryValueExW(key, (aLocal ? L"Local AppData" : L"AppData"),
                         nullptr, &type, (LPBYTE)&path, &size);
  ::RegCloseKey(key);
  // The call to RegQueryValueExW must succeed, the type must be REG_SZ, the
  // buffer size must not equal 0, and the buffer size be a multiple of 2.
  if (res != ERROR_SUCCESS || type != REG_SZ || size == 0 || size % 2 != 0) {
    return NS_ERROR_FAILURE;
  }

  // Append the trailing slash
  int len = wcslen(path);
  if (len > 1 && path[len - 1] != L'\\') {
    path[len]   = L'\\';
    path[++len] = L'\0';
  }

  return NS_NewLocalFile(nsDependentString(path, len), true, aFile);
}

#endif // XP_WIN

#if defined(XP_UNIX)
static nsresult
GetUnixHomeDir(nsIFile** aFile)
{
  return NS_NewNativeLocalFile(nsDependentCString(PR_GetEnv("HOME")),
                               true, aFile);
}

/*
  The following license applies to the xdg_user_dir_lookup function:

  Copyright (c) 2007 Red Hat, Inc.

  Permission is hereby granted, free of charge, to any person
  obtaining a copy of this software and associated documentation files
  (the "Software"), to deal in the Software without restriction,
  including without limitation the rights to use, copy, modify, merge,
  publish, distribute, sublicense, and/or sell copies of the Software,
  and to permit persons to whom the Software is furnished to do so,
  subject to the following conditions:

  The above copyright notice and this permission notice shall be
  included in all copies or substantial portions of the Software.

  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
  BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
  ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  SOFTWARE.
*/

static char*
xdg_user_dir_lookup(const char* aType)
{
  FILE* file;
  char* home_dir;
  char* config_home;
  char* config_file;
  char buffer[512];
  char* user_dir;
  char* p;
  char* d;
  int len;
  int relative;

  home_dir = getenv("HOME");

  if (!home_dir) {
    goto error;
  }

  config_home = getenv("XDG_CONFIG_HOME");
  if (!config_home || config_home[0] == 0) {
    config_file = (char*)malloc(strlen(home_dir) +
                                strlen("/.config/user-dirs.dirs") + 1);
    if (!config_file) {
      goto error;
    }

    strcpy(config_file, home_dir);
    strcat(config_file, "/.config/user-dirs.dirs");
  } else {
    config_file = (char*)malloc(strlen(config_home) +
                                strlen("/user-dirs.dirs") + 1);
    if (!config_file) {
      goto error;
    }

    strcpy(config_file, config_home);
    strcat(config_file, "/user-dirs.dirs");
  }

  file = fopen(config_file, "r");
  free(config_file);
  if (!file) {
    goto error;
  }

  user_dir = nullptr;
  while (fgets(buffer, sizeof(buffer), file)) {
    /* Remove newline at end */
    len = strlen(buffer);
    if (len > 0 && buffer[len - 1] == '\n') {
      buffer[len - 1] = 0;
    }

    p = buffer;
    while (*p == ' ' || *p == '\t') {
      p++;
    }

    if (strncmp(p, "XDG_", 4) != 0) {
      continue;
    }
    p += 4;
    if (strncmp(p, aType, strlen(aType)) != 0) {
      continue;
    }
    p += strlen(aType);
    if (strncmp(p, "_DIR", 4) != 0) {
      continue;
    }
    p += 4;

    while (*p == ' ' || *p == '\t') {
      p++;
    }

    if (*p != '=') {
      continue;
    }
    p++;

    while (*p == ' ' || *p == '\t') {
      p++;
    }

    if (*p != '"') {
      continue;
    }
    p++;

    relative = 0;
    if (strncmp(p, "$HOME/", 6) == 0) {
      p += 6;
      relative = 1;
    } else if (*p != '/') {
      continue;
    }

    if (relative) {
      user_dir = (char*)malloc(strlen(home_dir) + 1 + strlen(p) + 1);
      if (!user_dir) {
        goto error2;
      }

      strcpy(user_dir, home_dir);
      strcat(user_dir, "/");
    } else {
      user_dir = (char*)malloc(strlen(p) + 1);
      if (!user_dir) {
        goto error2;
      }

      *user_dir = 0;
    }

    d = user_dir + strlen(user_dir);
    while (*p && *p != '"') {
      if ((*p == '\\') && (*(p + 1) != 0)) {
        p++;
      }
      *d++ = *p++;
    }
    *d = 0;
  }
error2:
  fclose(file);

  if (user_dir) {
    return user_dir;
  }

error:
  return nullptr;
}

static const char xdg_user_dirs[] =
  "DESKTOP\0"
  "DOCUMENTS\0"
  "DOWNLOAD\0"
  "MUSIC\0"
  "PICTURES\0"
  "PUBLICSHARE\0"
  "TEMPLATES\0"
  "VIDEOS";

static const uint8_t xdg_user_dir_offsets[] = {
  0,
  8,
  18,
  27,
  33,
  42,
  54,
  64
};

static nsresult
GetUnixXDGUserDirectory(SystemDirectories aSystemDirectory,
                        nsIFile** aFile)
{
  char* dir = xdg_user_dir_lookup(
    xdg_user_dirs + xdg_user_dir_offsets[aSystemDirectory - Unix_XDG_Desktop]);

  nsresult rv;
  nsCOMPtr<nsIFile> file;
  if (dir) {
    rv = NS_NewNativeLocalFile(nsDependentCString(dir), true,
                               getter_AddRefs(file));
    free(dir);
  } else if (Unix_XDG_Desktop == aSystemDirectory) {
    // for the XDG desktop dir, fall back to HOME/Desktop
    // (for historical compatibility)
    rv = GetUnixHomeDir(getter_AddRefs(file));
    if (NS_FAILED(rv)) {
      return rv;
    }

    rv = file->AppendNative(NS_LITERAL_CSTRING("Desktop"));
  } else {
    // no fallback for the other XDG dirs
    rv = NS_ERROR_FAILURE;
  }

  if (NS_FAILED(rv)) {
    return rv;
  }

  bool exists;
  rv = file->Exists(&exists);
  if (NS_FAILED(rv)) {
    return rv;
  }
  if (!exists) {
    rv = file->Create(nsIFile::DIRECTORY_TYPE, 0755);
    if (NS_FAILED(rv)) {
      return rv;
    }
  }

  *aFile = nullptr;
  file.swap(*aFile);

  return NS_OK;
}
#endif

nsresult
GetSpecialSystemDirectory(SystemDirectories aSystemSystemDirectory,
                          nsIFile** aFile)
{
#if defined(XP_WIN)
  WCHAR path[MAX_PATH];
#else
  char path[MAXPATHLEN];
#endif

  switch (aSystemSystemDirectory) {
    case OS_CurrentWorkingDirectory:
#if defined(XP_WIN)
      if (!_wgetcwd(path, MAX_PATH)) {
        return NS_ERROR_FAILURE;
      }
      return NS_NewLocalFile(nsDependentString(path),
                             true,
                             aFile);
#else
      if (!getcwd(path, MAXPATHLEN)) {
        return NS_ERROR_FAILURE;
      }
#endif

#if !defined(XP_WIN)
      return NS_NewNativeLocalFile(nsDependentCString(path),
                                   true,
                                   aFile);
#endif

    case OS_DriveDirectory:
#if defined (XP_WIN)
    {
      int32_t len = ::GetWindowsDirectoryW(path, MAX_PATH);
      if (len == 0) {
        break;
      }
      if (path[1] == char16_t(':') && path[2] == char16_t('\\')) {
        path[3] = 0;
      }

      return NS_NewLocalFile(nsDependentString(path),
                             true,
                             aFile);
    }
#else
    return NS_NewNativeLocalFile(nsDependentCString("/"),
                                 true,
                                 aFile);

#endif

    case OS_TemporaryDirectory:
#if defined (XP_WIN)
    {
      DWORD len = ::GetTempPathW(MAX_PATH, path);
      if (len == 0) {
        break;
      }
      return NS_NewLocalFile(nsDependentString(path, len),
                             true,
                             aFile);
    }
#elif defined(MOZ_WIDGET_COCOA)
    {
      return GetOSXFolderType(kUserDomain, kTemporaryFolderType, aFile);
    }

#elif defined(XP_UNIX)
    {
      static const char* tPath = nullptr;
      if (!tPath) {
        tPath = PR_GetEnv("TMPDIR");
        if (!tPath || !*tPath) {
          tPath = PR_GetEnv("TMP");
          if (!tPath || !*tPath) {
            tPath = PR_GetEnv("TEMP");
            if (!tPath || !*tPath) {
              tPath = "/tmp/";
            }
          }
        }
      }
      return NS_NewNativeLocalFile(nsDependentCString(tPath),
                                   true,
                                   aFile);
    }
#else
    break;
#endif
#if defined (XP_WIN)
    case Win_SystemDirectory: {
      int32_t len = ::GetSystemDirectoryW(path, MAX_PATH);

      // Need enough space to add the trailing backslash
      if (!len || len > MAX_PATH - 2) {
        break;
      }
      path[len]   = L'\\';
      path[++len] = L'\0';

      return NS_NewLocalFile(nsDependentString(path, len),
                             true,
                             aFile);
    }

    case Win_WindowsDirectory: {
      int32_t len = ::GetWindowsDirectoryW(path, MAX_PATH);

      // Need enough space to add the trailing backslash
      if (!len || len > MAX_PATH - 2) {
        break;
      }

      path[len]   = L'\\';
      path[++len] = L'\0';

      return NS_NewLocalFile(nsDependentString(path, len),
                             true,
                             aFile);
    }

    case Win_ProgramFiles: {
      return GetWindowsFolder(CSIDL_PROGRAM_FILES, aFile);
    }

    case Win_HomeDirectory: {
      nsresult rv = GetWindowsFolder(CSIDL_PROFILE, aFile);
      if (NS_SUCCEEDED(rv)) {
        return rv;
      }

      int32_t len;
      if ((len = ::GetEnvironmentVariableW(L"HOME", path, MAX_PATH)) > 0) {
        // Need enough space to add the trailing backslash
        if (len > MAX_PATH - 2) {
          break;
        }

        path[len]   = L'\\';
        path[++len] = L'\0';

        rv = NS_NewLocalFile(nsDependentString(path, len),
                             true,
                             aFile);
        if (NS_SUCCEEDED(rv)) {
          return rv;
        }
      }

      len = ::GetEnvironmentVariableW(L"HOMEDRIVE", path, MAX_PATH);
      if (0 < len && len < MAX_PATH) {
        WCHAR temp[MAX_PATH];
        DWORD len2 = ::GetEnvironmentVariableW(L"HOMEPATH", temp, MAX_PATH);
        if (0 < len2 && len + len2 < MAX_PATH) {
          wcsncat(path, temp, len2);
        }

        len = wcslen(path);

        // Need enough space to add the trailing backslash
        if (len > MAX_PATH - 2) {
          break;
        }

        path[len]   = L'\\';
        path[++len] = L'\0';

        return NS_NewLocalFile(nsDependentString(path, len),
                               true,
                               aFile);
      }
    }
    case Win_Desktop: {
      return GetWindowsFolder(CSIDL_DESKTOP, aFile);
    }
    case Win_Programs: {
      return GetWindowsFolder(CSIDL_PROGRAMS, aFile);
    }

    case Win_Downloads: {
      // Defined in KnownFolders.h.
      GUID folderid_downloads = {
        0x374de290, 0x123f, 0x4565,
        { 0x91, 0x64, 0x39, 0xc4, 0x92, 0x5e, 0x46, 0x7b }
      };
      nsresult rv = GetKnownFolder(&folderid_downloads, aFile);
      // On WinXP, there is no downloads folder, default
      // to 'Desktop'.
      if (NS_ERROR_FAILURE == rv) {
        rv = GetWindowsFolder(CSIDL_DESKTOP, aFile);
      }
      return rv;
    }

    case Win_Controls: {
      return GetWindowsFolder(CSIDL_CONTROLS, aFile);
    }
    case Win_Printers: {
      return GetWindowsFolder(CSIDL_PRINTERS, aFile);
    }
    case Win_Personal: {
      return GetWindowsFolder(CSIDL_PERSONAL, aFile);
    }
    case Win_Favorites: {
      return GetWindowsFolder(CSIDL_FAVORITES, aFile);
    }
    case Win_Startup: {
      return GetWindowsFolder(CSIDL_STARTUP, aFile);
    }
    case Win_Recent: {
      return GetWindowsFolder(CSIDL_RECENT, aFile);
    }
    case Win_Sendto: {
      return GetWindowsFolder(CSIDL_SENDTO, aFile);
    }
    case Win_Bitbucket: {
      return GetWindowsFolder(CSIDL_BITBUCKET, aFile);
    }
    case Win_Startmenu: {
      return GetWindowsFolder(CSIDL_STARTMENU, aFile);
    }
    case Win_Desktopdirectory: {
      return GetWindowsFolder(CSIDL_DESKTOPDIRECTORY, aFile);
    }
    case Win_Drives: {
      return GetWindowsFolder(CSIDL_DRIVES, aFile);
    }
    case Win_Network: {
      return GetWindowsFolder(CSIDL_NETWORK, aFile);
    }
    case Win_Nethood: {
      return GetWindowsFolder(CSIDL_NETHOOD, aFile);
    }
    case Win_Fonts: {
      return GetWindowsFolder(CSIDL_FONTS, aFile);
    }
    case Win_Templates: {
      return GetWindowsFolder(CSIDL_TEMPLATES, aFile);
    }
    case Win_Common_Startmenu: {
      return GetWindowsFolder(CSIDL_COMMON_STARTMENU, aFile);
    }
    case Win_Common_Programs: {
      return GetWindowsFolder(CSIDL_COMMON_PROGRAMS, aFile);
    }
    case Win_Common_Startup: {
      return GetWindowsFolder(CSIDL_COMMON_STARTUP, aFile);
    }
    case Win_Common_Desktopdirectory: {
      return GetWindowsFolder(CSIDL_COMMON_DESKTOPDIRECTORY, aFile);
    }
    case Win_Common_AppData: {
      return GetWindowsFolder(CSIDL_COMMON_APPDATA, aFile);
    }
    case Win_Printhood: {
      return GetWindowsFolder(CSIDL_PRINTHOOD, aFile);
    }
    case Win_Cookies: {
      return GetWindowsFolder(CSIDL_COOKIES, aFile);
    }
    case Win_Appdata: {
      nsresult rv = GetWindowsFolder(CSIDL_APPDATA, aFile);
      if (NS_FAILED(rv)) {
        rv = GetRegWindowsAppDataFolder(false, aFile);
      }
      return rv;
    }
    case Win_LocalAppdata: {
      nsresult rv = GetWindowsFolder(CSIDL_LOCAL_APPDATA, aFile);
      if (NS_FAILED(rv)) {
        rv = GetRegWindowsAppDataFolder(true, aFile);
      }
      return rv;
    }
    case Win_Documents: {
      return GetLibrarySaveToPath(CSIDL_MYDOCUMENTS,
                                  FOLDERID_DocumentsLibrary,
                                  aFile);
    }
    case Win_Pictures: {
      return GetLibrarySaveToPath(CSIDL_MYPICTURES,
                                  FOLDERID_PicturesLibrary,
                                  aFile);
    }
    case Win_Music: {
      return GetLibrarySaveToPath(CSIDL_MYMUSIC,
                                  FOLDERID_MusicLibrary,
                                  aFile);
    }
    case Win_Videos: {
      return GetLibrarySaveToPath(CSIDL_MYVIDEO,
                                  FOLDERID_VideosLibrary,
                                  aFile);
    }
#endif  // XP_WIN

#if defined(XP_UNIX)
    case Unix_LocalDirectory:
      return NS_NewNativeLocalFile(nsDependentCString("/usr/local/netscape/"),
                                   true,
                                   aFile);
    case Unix_LibDirectory:
      return NS_NewNativeLocalFile(nsDependentCString("/usr/local/lib/netscape/"),
                                   true,
                                   aFile);

    case Unix_HomeDirectory:
      return GetUnixHomeDir(aFile);

    case Unix_XDG_Desktop:
    case Unix_XDG_Documents:
    case Unix_XDG_Download:
    case Unix_XDG_Music:
    case Unix_XDG_Pictures:
    case Unix_XDG_PublicShare:
    case Unix_XDG_Templates:
    case Unix_XDG_Videos:
      return GetUnixXDGUserDirectory(aSystemSystemDirectory, aFile);
#endif

    default:
      break;
  }
  return NS_ERROR_NOT_AVAILABLE;
}

#if defined (MOZ_WIDGET_COCOA)
nsresult
GetOSXFolderType(short aDomain, OSType aFolderType, nsIFile** aLocalFile)
{
  nsresult rv = NS_ERROR_FAILURE;

  if (aFolderType == kTemporaryFolderType) {
    NS_NewLocalFile(EmptyString(), true, aLocalFile);
    nsCOMPtr<nsILocalFileMac> localMacFile(do_QueryInterface(*aLocalFile));
    if (localMacFile) {
      rv = localMacFile->InitWithCFURL(
             CocoaFileUtils::GetTemporaryFolderCFURLRef());
    }
    return rv;
  }

  OSErr err;
  FSRef fsRef;
  err = ::FSFindFolder(aDomain, aFolderType, kCreateFolder, &fsRef);
  if (err == noErr) {
    NS_NewLocalFile(EmptyString(), true, aLocalFile);
    nsCOMPtr<nsILocalFileMac> localMacFile(do_QueryInterface(*aLocalFile));
    if (localMacFile) {
      rv = localMacFile->InitWithFSRef(&fsRef);
    }
  }
  return rv;
}
#endif