/* -*- 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 "mozilla/dom/DocShellMessageUtils.h"
#include "mozilla/dom/DOMTypes.h"
#include "mozilla/ipc/IPDLParamTraits.h"
#include "nsSerializationHelper.h"
namespace IPC {
void ParamTraits<nsDocShellLoadState*>::Write(IPC::MessageWriter* aWriter,
nsDocShellLoadState* aParam) {
MOZ_RELEASE_ASSERT(aParam);
WriteParam(aWriter, aParam->Serialize(aWriter->GetActor()));
}
bool ParamTraits<nsDocShellLoadState*>::Read(
IPC::MessageReader* aReader, RefPtr<nsDocShellLoadState>* aResult) {
mozilla::dom::DocShellLoadStateInit loadState;
if (!ReadParam(aReader, &loadState)) {
return false;
}
// Assert if we somehow don't have a URI in our IPDL type, because we can't
// construct anything out of it. This mimics the assertion in the constructor
// for nsDocShellLoadState, but makes it clearer that the
// DocShellLoadStateInit IPC object can't be clearly converted into a
// nsDocShellLoadState.
if (!loadState.URI()) {
MOZ_ASSERT_UNREACHABLE(
"no URI in load state from IPC");
return false;
}
bool readSuccess =
false;
RefPtr result =
new nsDocShellLoadState(loadState, aReader->GetActor(), &readSuccess);
if (readSuccess) {
*aResult = result.forget();
}
return readSuccess;
}
}
// namespace IPC
