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Diffstat (limited to 'dom/quota/QuotaObject.cpp')
-rw-r--r-- | dom/quota/QuotaObject.cpp | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/dom/quota/QuotaObject.cpp b/dom/quota/QuotaObject.cpp new file mode 100644 index 0000000000..94256ed1eb --- /dev/null +++ b/dom/quota/QuotaObject.cpp @@ -0,0 +1,73 @@ +/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/* vim: set ts=8 sts=2 et sw=2 tw=80: */ +/* 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 "QuotaObject.h" + +#include "CanonicalQuotaObject.h" +#include "mozilla/dom/quota/IPCQuotaObject.h" +#include "mozilla/dom/quota/PRemoteQuotaObject.h" +#include "mozilla/dom/quota/RemoteQuotaObjectChild.h" +#include "mozilla/dom/quota/RemoteQuotaObjectParent.h" +#include "mozilla/dom/quota/RemoteQuotaObjectParentTracker.h" +#include "mozilla/ipc/BackgroundParent.h" +#include "nsIInterfaceRequestor.h" +#include "nsIInterfaceRequestorUtils.h" +#include "RemoteQuotaObject.h" + +namespace mozilla::dom::quota { + +CanonicalQuotaObject* QuotaObject::AsCanonicalQuotaObject() { + return mIsRemote ? nullptr : static_cast<CanonicalQuotaObject*>(this); +} + +RemoteQuotaObject* QuotaObject::AsRemoteQuotaObject() { + return mIsRemote ? static_cast<RemoteQuotaObject*>(this) : nullptr; +} + +IPCQuotaObject QuotaObject::Serialize(nsIInterfaceRequestor* aCallbacks) { + MOZ_RELEASE_ASSERT(XRE_IsParentProcess()); + MOZ_RELEASE_ASSERT(!NS_IsMainThread()); + MOZ_RELEASE_ASSERT(!mozilla::ipc::IsOnBackgroundThread()); + MOZ_RELEASE_ASSERT(!GetCurrentThreadWorkerPrivate()); + MOZ_RELEASE_ASSERT(!mIsRemote); + + mozilla::ipc::Endpoint<PRemoteQuotaObjectParent> parentEndpoint; + mozilla::ipc::Endpoint<PRemoteQuotaObjectChild> childEndpoint; + MOZ_ALWAYS_SUCCEEDS( + PRemoteQuotaObject::CreateEndpoints(&parentEndpoint, &childEndpoint)); + + nsCOMPtr<RemoteQuotaObjectParentTracker> tracker = + do_GetInterface(aCallbacks); + + auto actor = + MakeRefPtr<RemoteQuotaObjectParent>(AsCanonicalQuotaObject(), tracker); + + if (tracker) { + tracker->RegisterRemoteQuotaObjectParent(WrapNotNull(actor)); + } + + parentEndpoint.Bind(actor); + + IPCQuotaObject ipcQuotaObject; + ipcQuotaObject.childEndpoint() = std::move(childEndpoint); + + return ipcQuotaObject; +} + +// static +RefPtr<QuotaObject> QuotaObject::Deserialize(IPCQuotaObject& aQuotaObject) { + MOZ_RELEASE_ASSERT(!NS_IsMainThread()); + MOZ_RELEASE_ASSERT(!mozilla::ipc::IsOnBackgroundThread()); + MOZ_RELEASE_ASSERT(!GetCurrentThreadWorkerPrivate()); + + auto actor = MakeRefPtr<RemoteQuotaObjectChild>(); + + aQuotaObject.childEndpoint().Bind(actor); + + return MakeRefPtr<RemoteQuotaObject>(actor); +} + +} // namespace mozilla::dom::quota |