gecko-dev/dom/quota/RemoteQuotaObjectParent.cpp

60 строки
1.9 KiB
C++

/* -*- 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 "RemoteQuotaObjectParent.h"
#include "CanonicalQuotaObject.h"
#include "mozilla/dom/quota/RemoteQuotaObjectParentTracker.h"
#include "mozilla/dom/quota/ResultExtensions.h"
#include "mozilla/ipc/BackgroundParent.h"
namespace mozilla::dom::quota {
RemoteQuotaObjectParent::RemoteQuotaObjectParent(
RefPtr<CanonicalQuotaObject> aCanonicalQuotaObject,
nsCOMPtr<RemoteQuotaObjectParentTracker> aTracker)
: mCanonicalQuotaObject(std::move(aCanonicalQuotaObject)),
mTracker(std::move(aTracker)) {}
RemoteQuotaObjectParent::~RemoteQuotaObjectParent() { MOZ_ASSERT(!CanSend()); }
mozilla::ipc::IPCResult RemoteQuotaObjectParent::RecvMaybeUpdateSize(
int64_t aSize, bool aTruncate, bool* aResult) {
MOZ_ASSERT(!NS_IsMainThread());
MOZ_ASSERT(!mozilla::ipc::IsOnBackgroundThread());
MOZ_ASSERT(!GetCurrentThreadWorkerPrivate());
*aResult = mCanonicalQuotaObject->MaybeUpdateSize(aSize, aTruncate);
return IPC_OK();
}
void RemoteQuotaObjectParent::ActorDestroy(ActorDestroyReason aWhy) {
QM_WARNONLY_TRY(MOZ_TO_RESULT(CheckFileAfterClose()));
mCanonicalQuotaObject = nullptr;
if (mTracker) {
mTracker->UnregisterRemoteQuotaObjectParent(WrapNotNullUnchecked(this));
}
}
nsresult RemoteQuotaObjectParent::CheckFileAfterClose() {
MOZ_ASSERT(mCanonicalQuotaObject);
QM_TRY_INSPECT(const auto& file,
QM_NewLocalFile(mCanonicalQuotaObject->Path()));
QM_TRY_UNWRAP(auto size, MOZ_TO_RESULT_INVOKE_MEMBER(file, GetFileSize));
DebugOnly<bool> res =
mCanonicalQuotaObject->MaybeUpdateSize(size, /* aTruncate */ true);
MOZ_ASSERT(res);
return NS_OK;
}
} // namespace mozilla::dom::quota