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// Copyright 2013 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.
#ifndef CHROME_BROWSER_CHROMEOS_FILEAPI_FILE_ACCESS_PERMISSIONS_H_
#define CHROME_BROWSER_CHROMEOS_FILEAPI_FILE_ACCESS_PERMISSIONS_H_
#include <map>
#include <set>
#include <string>
#include "base/basictypes.h"
#include "base/files/file_path.h"
#include "base/synchronization/lock.h"
namespace chromeos {
// In a thread safe manner maintains the set of paths allowed to access for
// each extension.
class FileAccessPermissions {
public:
FileAccessPermissions();
virtual ~FileAccessPermissions();
// Grants |extension_id| access to |path|.
void GrantAccessPermission(const std::string& extension_id,
const base::FilePath& path);
// Checks id |extension_id| has permission to access to |path|.
bool HasAccessPermission(const std::string& extension_id,
const base::FilePath& path) const;
// Revokes all file permissions for |extension_id|.
void RevokePermissions(const std::string& extension_id);
private:
typedef std::set<base::FilePath> PathSet;
typedef std::map<std::string, PathSet> PathAccessMap;
mutable base::Lock lock_; // Synchronize all access to path_map_.
PathAccessMap path_map_;
DISALLOW_COPY_AND_ASSIGN(FileAccessPermissions);
};
} // namespace chromeos
#endif // CHROME_BROWSER_CHROMEOS_FILEAPI_FILE_ACCESS_PERMISSIONS_H_
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