Add m-esr52 at 52.6.0

1 files changed, 830 insertions, 0 deletions

diff --git a/xpcom/io/SpecialSystemDirectory.cpp b/xpcom/io/SpecialSystemDirectory.cpp
new file mode 100644
index 000000000..9ce8eb85b
--- /dev/null
+++ b/xpcom/io/SpecialSystemDirectory.cpp
@@ -0,0 +1,830 @@
+/* -*- 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 <shlobj.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include <direct.h>
+#include <shlobj.h>
+#include <knownfolders.h>
+#include <guiddef.h>
+#include "mozilla/WindowsVersion.h"
+
+using mozilla::IsWin7OrLater;
+
+#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
+
+#ifdef XP_WIN
+typedef HRESULT (WINAPI* nsGetKnownFolderPath)(GUID& rfid,
+                                               DWORD dwFlags,
+                                               HANDLE hToken,
+                                               PWSTR* ppszPath);
+
+static nsGetKnownFolderPath gGetKnownFolderPath = nullptr;
+#endif
+
+void
+StartupSpecialSystemDirectory()
+{
+#if defined (XP_WIN)
+  // SHGetKnownFolderPath is only available on Windows Vista
+  // so that we need to use GetProcAddress to get the pointer.
+  HMODULE hShell32DLLInst = GetModuleHandleW(L"shell32.dll");
+  if (hShell32DLLInst) {
+    gGetKnownFolderPath = (nsGetKnownFolderPath)
+      GetProcAddress(hShell32DLLInst, "SHGetKnownFolderPath");
+  }
+#endif
+}
+
+#if defined (XP_WIN)
+
+static nsresult
+GetKnownFolder(GUID* aGuid, nsIFile** aFile)
+{
+  if (!aGuid || !gGetKnownFolderPath) {
+    return NS_ERROR_FAILURE;
+  }
+
+  PWSTR path = nullptr;
+  gGetKnownFolderPath(*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;
+  HRESULT result = SHGetSpecialFolderPathW(nullptr, path, aFolder, true);
+
+  if (!SUCCEEDED(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;
+}
+
+/*
+ * Check to see if we're on Win7 and up, and if so, returns the default
+ * save-to location for the Windows Library passed in through aFolderId.
+ * Otherwise falls back on pre-win7 GetWindowsFolder.
+ */
+static nsresult
+GetLibrarySaveToPath(int aFallbackFolderId, REFKNOWNFOLDERID aFolderId,
+                     nsIFile** aFile)
+{
+  // Skip off checking for library support if the os is Vista or lower.
+  if (!IsWin7OrLater()) {
+    return GetWindowsFolder(aFallbackFolderId, 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)
+{
+#if defined(ANDROID)
+  // XXX no home dir on android; maybe we should return the sdcard if present?
+  return NS_ERROR_FAILURE;
+#else
+  return NS_NewNativeLocalFile(nsDependentCString(PR_GetEnv("HOME")),
+                               true, aFile);
+#endif
+}
+
+/*
+  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;
+    }
+#if defined(MOZ_CONTENT_SANDBOX)
+    case Win_LocalAppdataLow: {
+      // This should only really fail on versions pre-Vista, in which case this
+      // shouldn't have been used in the first place.
+      GUID localAppDataLowGuid = FOLDERID_LocalAppDataLow;
+      return GetKnownFolder(&localAppDataLowGuid, aFile);
+    }
+#endif
+    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
+