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Mercurial (6863f516ba38)

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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

#if !defined(MediaSystemResourceManagerParent_h_)
#  define MediaSystemResourceManagerParent_h_

#  include "MediaSystemResourceManager.h"
#  include "MediaSystemResourceService.h"
#  include "MediaSystemResourceTypes.h"
#  include "mozilla/media/PMediaSystemResourceManagerParent.h"

namespace mozilla {
namespace media {

/**
 * Handle MediaSystemResourceManager's IPC
 */
class MediaSystemResourceManagerParent final
    : public PMediaSystemResourceManagerParent {
  friend class PMediaSystemResourceManagerParent;

 public:
  MediaSystemResourceManagerParent();
  virtual ~MediaSystemResourceManagerParent();

 protected:
  mozilla::ipc::IPCResult RecvAcquire(
      const uint32_t& aId, const MediaSystemResourceType& aResourceType,
      const bool& aWillWait);

  mozilla::ipc::IPCResult RecvRelease(const uint32_t& aId);

  mozilla::ipc::IPCResult RecvRemoveResourceManager();

 private:
  void ActorDestroy(ActorDestroyReason aActorDestroyReason) override;

  struct MediaSystemResourceRequest {
    MediaSystemResourceRequest()
        : mId(-1), mResourceType(MediaSystemResourceType::INVALID_RESOURCE) {}
    MediaSystemResourceRequest(uint32_t aId,
                               MediaSystemResourceType aResourceType)
        : mId(aId), mResourceType(aResourceType) {}
    int32_t mId;
    MediaSystemResourceType mResourceType;
  };

  bool mDestroyed;

  RefPtr<MediaSystemResourceService> mMediaSystemResourceService;

  nsClassHashtable<nsUint32HashKey, MediaSystemResourceRequest>
      mResourceRequests;
};

}  // namespace media
}  // namespace mozilla

#endif