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/* -*- 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
#include "StructuredCloneTester.h"
#include "js/StructuredClone.h"
#include "mozilla/RefPtr.h"
#include "mozilla/dom/StructuredCloneTags.h"
#include "mozilla/dom/StructuredCloneTesterBinding.h"
#include "nsIGlobalObject.h"
#include "xpcpublic.h"
namespace mozilla {
class ErrorResult;
namespace dom {
NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE_0(StructuredCloneTester)
NS_IMPL_CYCLE_COLLECTING_ADDREF(StructuredCloneTester)
NS_IMPL_CYCLE_COLLECTING_RELEASE(StructuredCloneTester)
NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(StructuredCloneTester)
NS_WRAPPERCACHE_INTERFACE_MAP_ENTRY
NS_INTERFACE_MAP_ENTRY(nsISupports)
NS_INTERFACE_MAP_END
StructuredCloneTester::StructuredCloneTester(nsISupports* aParent,
const bool aSerializable,
const bool aDeserializable)
: mParent(aParent),
mSerializable(aSerializable),
mDeserializable(aDeserializable) {}
/* static */
already_AddRefed<StructuredCloneTester> StructuredCloneTester::Constructor(
const GlobalObject& aGlobal, const bool aSerializable,
const bool aDeserializable) {
RefPtr<StructuredCloneTester> sct = new StructuredCloneTester(
aGlobal.GetAsSupports(), aSerializable, aDeserializable);
return sct.forget();
}
bool StructuredCloneTester::Serializable() const { return mSerializable; }
bool StructuredCloneTester::Deserializable() const { return mDeserializable; }
/* static */
already_AddRefed<StructuredCloneTester>
StructuredCloneTester::ReadStructuredClone(JSContext* aCx,
nsIGlobalObject* aGlobal,
JSStructuredCloneReader* aReader) {
uint32_t serializable = 0;
uint32_t deserializable = 0;
if (!JS_ReadUint32Pair(aReader, &serializable, &deserializable)) {
return nullptr;
}
RefPtr<StructuredCloneTester> sct =
new StructuredCloneTester(aGlobal, static_cast<bool>(serializable),
static_cast<bool>(deserializable));
// "Fail" deserialization
if (!sct->Deserializable()) {
xpc::Throw(aCx, NS_ERROR_DOM_DATA_CLONE_ERR);
return nullptr;
}
return sct.forget();
}
bool StructuredCloneTester::WriteStructuredClone(
JSContext* aCx, JSStructuredCloneWriter* aWriter) const {
if (!Serializable()) {
return xpc::Throw(aCx, NS_ERROR_DOM_DATA_CLONE_ERR);
}
return JS_WriteUint32Pair(aWriter, static_cast<uint32_t>(Serializable()),
static_cast<uint32_t>(Deserializable()));
}
nsISupports* StructuredCloneTester::GetParentObject() const { return mParent; }
JSObject* StructuredCloneTester::WrapObject(JSContext* aCx,
JS::Handle<JSObject*> aGivenProto) {
return StructuredCloneTester_Binding::Wrap(aCx, this, aGivenProto);
}
} // namespace dom
} // namespace mozilla