gecko-dev/dom/ipc/ReferrerInfoUtils.cpp
Nika Layzell 05dc5e0d76 Bug 1754037 - Part 3c: Automatically update all ParamTraits implementations, r=ipc-reviewers,media-playback-reviewers,bryce,mccr8
Automatically generated rewrites of all ParamTraits and IPDLParamTraits
implementations in-tree to use IPC::Message{Reader,Writer}.

Differential Revision: https://phabricator.services.mozilla.com/D140004
2022-03-04 15:39:41 +00:00

55 lines
1.6 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 "mozilla/dom/ReferrerInfoUtils.h"
#include "ipc/IPCMessageUtilsSpecializations.h"
#include "nsSerializationHelper.h"
#include "nsString.h"
namespace IPC {
void ParamTraits<nsIReferrerInfo*>::Write(MessageWriter* aWriter,
nsIReferrerInfo* aParam) {
bool isNull = !aParam;
WriteParam(aWriter, isNull);
if (isNull) {
return;
}
nsAutoCString infoString;
nsresult rv = NS_SerializeToString(aParam, infoString);
if (NS_FAILED(rv)) {
MOZ_CRASH("Unable to serialize referrer info.");
return;
}
WriteParam(aWriter, infoString);
}
bool ParamTraits<nsIReferrerInfo*>::Read(MessageReader* aReader,
RefPtr<nsIReferrerInfo>* aResult) {
bool isNull;
if (!ReadParam(aReader, &isNull)) {
return false;
}
if (isNull) {
*aResult = nullptr;
return true;
}
nsAutoCString infoString;
if (!ReadParam(aReader, &infoString)) {
return false;
}
nsCOMPtr<nsISupports> iSupports;
nsresult rv = NS_DeserializeObject(infoString, getter_AddRefs(iSupports));
NS_ENSURE_SUCCESS(rv, false);
nsCOMPtr<nsIReferrerInfo> referrerInfo = do_QueryInterface(iSupports);
NS_ENSURE_TRUE(referrerInfo, false);
*aResult = ToRefPtr(std::move(referrerInfo));
return true;
}
} // namespace IPC