зеркало из https://github.com/mozilla/gecko-dev.git
65 строки
1.6 KiB
C++
65 строки
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/PermissionMessageUtils.h"
|
|
#include "nsISerializable.h"
|
|
#include "nsSerializationHelper.h"
|
|
|
|
namespace IPC {
|
|
|
|
void
|
|
ParamTraits<nsIPrincipal>::Write(Message* aMsg, nsIPrincipal* aParam)
|
|
{
|
|
bool isNull = !aParam;
|
|
WriteParam(aMsg, isNull);
|
|
if (isNull) {
|
|
return;
|
|
}
|
|
|
|
nsCString principalString;
|
|
nsresult rv = NS_SerializeToString(aParam, principalString);
|
|
if (NS_FAILED(rv)) {
|
|
MOZ_CRASH("Unable to serialize principal.");
|
|
return;
|
|
}
|
|
|
|
WriteParam(aMsg, principalString);
|
|
}
|
|
|
|
bool
|
|
ParamTraits<nsIPrincipal>::Read(const Message* aMsg,
|
|
PickleIterator* aIter,
|
|
RefPtr<nsIPrincipal>* aResult)
|
|
{
|
|
bool isNull;
|
|
if (!ReadParam(aMsg, aIter, &isNull)) {
|
|
return false;
|
|
}
|
|
|
|
if (isNull) {
|
|
*aResult = nullptr;
|
|
return true;
|
|
}
|
|
|
|
nsCString principalString;
|
|
if (!ReadParam(aMsg, aIter, &principalString)) {
|
|
return false;
|
|
}
|
|
|
|
nsCOMPtr<nsISupports> iSupports;
|
|
nsresult rv = NS_DeserializeObject(principalString, getter_AddRefs(iSupports));
|
|
NS_ENSURE_SUCCESS(rv, false);
|
|
|
|
nsCOMPtr<nsIPrincipal> principal = do_QueryInterface(iSupports);
|
|
NS_ENSURE_TRUE(principal, false);
|
|
|
|
*aResult = principal.forget();
|
|
return true;
|
|
}
|
|
|
|
} // namespace IPC
|
|
|