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

96 строки
3.1 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/. */
#include "MediaChild.h"
#include "MediaParent.h"
#include "nsGlobalWindow.h"
#include "mozilla/dom/ContentChild.h"
#include "mozilla/MediaManager.h"
#include "mozilla/Logging.h"
#include "nsQueryObject.h"
#undef LOG
mozilla::LazyLogModule gMediaChildLog("MediaChild");
#define LOG(args) MOZ_LOG(gMediaChildLog, mozilla::LogLevel::Debug, args)
namespace mozilla::media {
RefPtr<PrincipalKeyPromise> GetPrincipalKey(
const ipc::PrincipalInfo& aPrincipalInfo, bool aPersist) {
RefPtr<MediaManager> mgr = MediaManager::GetInstance();
MOZ_ASSERT(mgr);
if (XRE_GetProcessType() == GeckoProcessType_Default) {
auto p = MakeRefPtr<PrincipalKeyPromise::Private>(__func__);
mgr->GetNonE10sParent()->RecvGetPrincipalKey(
aPrincipalInfo, aPersist,
[p](const nsCString& aKey) { p->Resolve(aKey, __func__); });
return p;
}
return Child::Get()
->SendGetPrincipalKey(aPrincipalInfo, aPersist)
->Then(GetMainThreadSerialEventTarget(), __func__,
[](const Child::GetPrincipalKeyPromise::ResolveOrRejectValue&
aValue) {
if (aValue.IsReject() || aValue.ResolveValue().IsEmpty()) {
return PrincipalKeyPromise::CreateAndReject(NS_ERROR_FAILURE,
__func__);
}
return PrincipalKeyPromise::CreateAndResolve(
aValue.ResolveValue(), __func__);
});
}
void SanitizeOriginKeys(const uint64_t& aSinceWhen, bool aOnlyPrivateBrowsing) {
LOG(("SanitizeOriginKeys since %" PRIu64 " %s", aSinceWhen,
(aOnlyPrivateBrowsing ? "in Private Browsing." : ".")));
if (XRE_GetProcessType() == GeckoProcessType_Default) {
// Avoid opening MediaManager in this case, since this is called by
// sanitize.js when cookies are cleared, which can happen on startup.
RefPtr<Parent<NonE10s>> tmpParent = new Parent<NonE10s>();
tmpParent->RecvSanitizeOriginKeys(aSinceWhen, aOnlyPrivateBrowsing);
} else {
Child::Get()->SendSanitizeOriginKeys(aSinceWhen, aOnlyPrivateBrowsing);
}
}
static Child* sChild;
Child* Child::Get() {
MOZ_ASSERT(XRE_GetProcessType() == GeckoProcessType_Content);
MOZ_ASSERT(NS_IsMainThread());
if (!sChild) {
sChild = static_cast<Child*>(
dom::ContentChild::GetSingleton()->SendPMediaConstructor());
}
return sChild;
}
Child::Child() : mActorDestroyed(false) {
LOG(("media::Child: %p", this));
MOZ_COUNT_CTOR(Child);
}
Child::~Child() {
LOG(("~media::Child: %p", this));
sChild = nullptr;
MOZ_COUNT_DTOR(Child);
}
void Child::ActorDestroy(ActorDestroyReason aWhy) { mActorDestroyed = true; }
PMediaChild* AllocPMediaChild() { return new Child(); }
bool DeallocPMediaChild(media::PMediaChild* aActor) {
delete static_cast<Child*>(aActor);
return true;
}
} // namespace mozilla::media