blob: 0ba1934a275c658f9cb4d3460382a8ffc302ff0d [file] [log] [blame]
// 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.
#include <string>
#include "media/base/media_export.h"
namespace media {
// TODO(jrummell): This file should be folded into as that is
// the primary user of these functions.
// Returns true if |key_system| is Clear Key, false otherwise.
MEDIA_EXPORT bool IsClearKey(const std::string& key_system);
// Returns true if |key_system| is (reverse) sub-domain of |base|.
MEDIA_EXPORT bool IsChildKeySystemOf(const std::string& key_system,
const std::string& base);
// Returns true if |key_system| is External Clear Key, false otherwise.
MEDIA_EXPORT bool IsExternalClearKey(const std::string& key_system);
} // namespace media