gecko-dev/dom/media/systemservices/MediaChild.h

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1.6 KiB
C++

/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set sw=2 ts=8 et ft=cpp : */
/* 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/. */
#ifndef mozilla_MediaChild_h
#define mozilla_MediaChild_h
#include "mozilla/media/PMediaChild.h"
#include "mozilla/media/PMediaParent.h"
#include "MediaUtils.h"
namespace mozilla {
namespace ipc {
class PrincipalInfo;
}
namespace media {
typedef MozPromise<nsCString, nsresult, false> PrincipalKeyPromise;
// media::Child implements proxying to the chrome process for some media-related
// functions, for the moment just:
//
// GetPrincipalKey() - get a cookie-like persisted unique key for a given
// principalInfo.
//
// SanitizeOriginKeys() - reset persisted unique keys.
// GetPrincipalKey and SanitizeOriginKeys are asynchronous APIs that return
// pledges (promise-like objects) with the future value. Use pledge.Then(func)
// to access.
RefPtr<PrincipalKeyPromise> GetPrincipalKey(
const mozilla::ipc::PrincipalInfo& aPrincipalInfo, bool aPersist);
void SanitizeOriginKeys(const uint64_t& aSinceWhen, bool aOnlyPrivateBrowsing);
class Child : public PMediaChild {
public:
static Child* Get();
Child();
void ActorDestroy(ActorDestroyReason aWhy) override;
virtual ~Child();
private:
bool mActorDestroyed;
};
PMediaChild* AllocPMediaChild();
bool DeallocPMediaChild(PMediaChild* aActor);
} // namespace media
} // namespace mozilla
#endif // mozilla_MediaChild_h