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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
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "mozilla/dom/PermissionMessageUtils.h"
#include "ipc/IPCMessageUtilsSpecializations.h"
#include "mozilla/ipc/BackgroundUtils.h"
#include "mozilla/ipc/PBackgroundSharedTypes.h"
#include "nsCOMPtr.h"
#include "nsIPrincipal.h"
namespace IPC {
void ParamTraits<nsIPrincipal*>::Write(IPC::MessageWriter* aWriter,
nsIPrincipal* aParam) {
mozilla::Maybe<mozilla::ipc::PrincipalInfo> info;
if (aParam) {
info.emplace();
nsresult rv = PrincipalToPrincipalInfo(aParam, info.ptr());
MOZ_RELEASE_ASSERT(NS_SUCCEEDED(rv));
}
WriteParam(aWriter, info);
}
bool ParamTraits<nsIPrincipal*>::Read(IPC::MessageReader* aReader,
RefPtr<nsIPrincipal>* aResult) {
mozilla::Maybe<mozilla::ipc::PrincipalInfo> info;
if (!ReadParam(aReader, &info)) {
return false;
}
if (info.isNothing()) {
return true;
}
auto principalOrErr = PrincipalInfoToPrincipal(info.ref());
if (NS_WARN_IF(principalOrErr.isErr())) {
return false;
}
nsCOMPtr<nsIPrincipal> principal = principalOrErr.unwrap();
*aResult = principal;
return true;
}
} // namespace IPC
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