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// Copyright 2018 The Cobalt Authors. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#ifndef STARBOARD_SHARED_WIDEVINE_WIDEVINE_STORAGE_H_
#define STARBOARD_SHARED_WIDEVINE_WIDEVINE_STORAGE_H_
#include <map>
#include <string>
#include <vector>
#include "starboard/mutex.h"
#include "third_party/ce_cdm/cdm/include/cdm.h"
namespace starboard {
namespace shared {
namespace widevine {
// Manages the load and save of name/value pairs in std::string. It is used by
// Widevine to store persistent data like device provisioning.
class WidevineStorage : public ::widevine::Cdm::IStorage {
public:
explicit WidevineStorage(const std::string& path_name);
bool read(const std::string& name, std::string* data) override;
bool write(const std::string& name, const std::string& data) override;
bool exists(const std::string& name) override;
bool remove(const std::string& name) override;
int32_t size(const std::string& name) override;
// Populates |file_names| with the name of each file in the file system.
// This is assumed to be a flat filename space (top level directory is
// unnamed, and there are no subdirectories).
bool list(std::vector<std::string>* records) override;
private:
Mutex lock_;
std::string path_name_;
std::map<std::string, std::string> cache_;
};
} // namespace widevine
} // namespace shared
} // namespace starboard
#endif // STARBOARD_SHARED_WIDEVINE_WIDEVINE_STORAGE_H_