michael@0: /* -*- Mode: c++; c-basic-offset: 2; indent-tabs-mode: nil; tab-width: 40 -*- */
michael@0: /* vim: set ts=2 et sw=2 tw=80: */
michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this file,
michael@0:  * You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: #include "mozilla/dom/FileSystemUtils.h"
michael@0: 
michael@0: #include "nsXULAppAPI.h"
michael@0: 
michael@0: namespace mozilla {
michael@0: namespace dom {
michael@0: 
michael@0: // static
michael@0: void
michael@0: FileSystemUtils::LocalPathToNormalizedPath(const nsAString& aLocal,
michael@0:                                            nsAString& aNorm)
michael@0: {
michael@0:   nsString result;
michael@0:   result = aLocal;
michael@0: #if defined(XP_WIN)
michael@0:   char16_t* cur = result.BeginWriting();
michael@0:   char16_t* end = result.EndWriting();
michael@0:   for (; cur < end; ++cur) {
michael@0:     if (char16_t('\\') == *cur)
michael@0:       *cur = char16_t('/');
michael@0:   }
michael@0: #endif
michael@0:   aNorm = result;
michael@0: }
michael@0: 
michael@0: // static
michael@0: void
michael@0: FileSystemUtils::NormalizedPathToLocalPath(const nsAString& aNorm,
michael@0:                                            nsAString& aLocal)
michael@0: {
michael@0:   nsString result;
michael@0:   result = aNorm;
michael@0: #if defined(XP_WIN)
michael@0:   char16_t* cur = result.BeginWriting();
michael@0:   char16_t* end = result.EndWriting();
michael@0:   for (; cur < end; ++cur) {
michael@0:     if (char16_t('/') == *cur)
michael@0:       *cur = char16_t('\\');
michael@0:   }
michael@0: #endif
michael@0:   aLocal = result;
michael@0: }
michael@0: 
michael@0: // static
michael@0: bool
michael@0: FileSystemUtils::IsDescendantPath(const nsAString& aPath,
michael@0:                                   const nsAString& aDescendantPath)
michael@0: {
michael@0:   // The descendant path should begin with its ancestor path.
michael@0:   nsAutoString prefix;
michael@0:   prefix = aPath + NS_LITERAL_STRING(FILESYSTEM_DOM_PATH_SEPARATOR);
michael@0: 
michael@0:   // Check the sub-directory path to see if it has the parent path as prefix.
michael@0:   if (aDescendantPath.Length() < prefix.Length() ||
michael@0:       !StringBeginsWith(aDescendantPath, prefix)) {
michael@0:     return false;
michael@0:   }
michael@0: 
michael@0:   return true;
michael@0: }
michael@0: 
michael@0: // static
michael@0: bool
michael@0: FileSystemUtils::IsParentProcess()
michael@0: {
michael@0:   return XRE_GetProcessType() == GeckoProcessType_Default;
michael@0: }
michael@0: 
michael@0: } // namespace dom
michael@0: } // namespace mozilla