network_thread.h

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// Copyright 2018 Google LLC
//
// 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
//
//     https://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 SHAKA_EMBEDDED_CORE_NETWORK_THREAD_H_
#define SHAKA_EMBEDDED_CORE_NETWORK_THREAD_H_

#include <atomic>
#include <vector>

#include "src/core/ref_ptr.h"
#include "src/debug/mutex.h"
#include "src/debug/thread.h"
#include "src/debug/thread_event.h"

typedef void CURLM;

namespace shaka {

namespace js {
class XMLHttpRequest;
}  // namespace js

class NetworkThread {
 public:
  NetworkThread();
  ~NetworkThread();

  void Stop();

  bool ContainsRequest(RefPtr<js::XMLHttpRequest> request) const;

  void AddRequest(RefPtr<js::XMLHttpRequest> request);

  void AbortRequest(RefPtr<js::XMLHttpRequest> request);

 private:
  void ThreadMain();

  mutable Mutex mutex_;
  ThreadEvent<void> cond_;
  std::vector<RefPtr<js::XMLHttpRequest>> requests_;
  CURLM* multi_handle_;
  std::atomic<bool> shutdown_;

  Thread thread_;
};

}  // namespace shaka

#endif  // SHAKA_EMBEDDED_CORE_NETWORK_THREAD_H_