1 files changed, 59 insertions, 0 deletions
diff --git a/dom/quota/RemoteQuotaObjectParent.cpp b/dom/quota/RemoteQuotaObjectParent.cpp
new file mode 100644
index 0000000000..c9ba59785c
--- /dev/null
+++ b/dom/quota/RemoteQuotaObjectParent.cpp
@@ -0,0 +1,59 @@
+/* -*- 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