blob: 3c476e32b98a9a453ba3e86a34d6d1de3808a408 [file] [log] [blame]
// Copyright 2018 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include <unordered_map>
#include "base/files/file_path.h"
#include "base/memory/singleton.h"
namespace chrome_cleaner {
// Wrapper for base::PathService with pre-fetched of paths retrieved during
// initialization.
class PreFetchedPaths {
static PreFetchedPaths* GetInstance();
virtual ~PreFetchedPaths();
// Pre-fetches all paths and returns true if all fetching operations were
// successful. This method must be explicitly called by the cleaner and the
// reporter, so an exit code can be emitted if any path cannot be retrieved.
bool Initialize();
// Disables prefetching paths. Used in unit tests. Tests sometimes override
// some of these paths, so prefetching them will cause problems.
void DisableForTesting();
// Auxiliary methods for returning pre-fetched paths. These methods should
// only be called after Initialize(). Crash if for some reason the path to be
// returned is empty.
base::FilePath GetExecutablePath() const;
base::FilePath GetProgramFilesFolder() const;
base::FilePath GetWindowsFolder() const;
base::FilePath GetCommonAppDataFolder() const;
base::FilePath GetLocalAppDataFolder() const;
base::FilePath GetCsidlProgramFilesFolder() const;
base::FilePath GetCsidlProgramFilesX86Folder() const;
base::FilePath GetCsidlWindowsFolder() const;
base::FilePath GetCsidlStartupFolder() const;
base::FilePath GetCsidlSystemFolder() const;
base::FilePath GetCsidlCommonAppDataFolder() const;
base::FilePath GetCsidlLocalAppDataFolder() const;
friend struct base::DefaultSingletonTraits<PreFetchedPaths>;
bool FetchPath(int key);
// Implements logic for retrieving a value.
base::FilePath Get(int key) const;
bool initialized_ = false;
bool cache_disabled_ = false;
std::unordered_map<int, base::FilePath> paths_;
} // namespace chrome_cleaner