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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/ipc/AutoTransportDescriptor.h"
#include "mozilla/ResultExtensions.h"
#include "mozilla/ipc/Transport.h"
namespace mozilla::ipc {
AutoTransportDescriptor::AutoTransportDescriptor(
AutoTransportDescriptor&& aOther) noexcept
: mTransport(aOther.mTransport), mValid(aOther.mValid) {
aOther.mValid = false;
}
AutoTransportDescriptor& AutoTransportDescriptor::operator=(
AutoTransportDescriptor&& aOther) noexcept {
if (mValid) {
CloseDescriptor(mTransport);
}
mValid = std::exchange(aOther.mValid, false);
mTransport = aOther.mTransport;
return *this;
}
AutoTransportDescriptor::~AutoTransportDescriptor() {
if (mValid) {
CloseDescriptor(mTransport);
}
}
Result<std::pair<AutoTransportDescriptor, AutoTransportDescriptor>, nsresult>
AutoTransportDescriptor::Create() {
TransportDescriptor one, two;
MOZ_TRY(CreateTransport(&one, &two));
return std::pair{AutoTransportDescriptor(one), AutoTransportDescriptor(two)};
}
AutoTransportDescriptor AutoTransportDescriptor::Duplicate() const {
if (mValid) {
return AutoTransportDescriptor{DuplicateDescriptor(mTransport)};
}
return {};
}
UniquePtr<Transport> AutoTransportDescriptor::Open(Transport::Mode aMode) {
if (mValid) {
mValid = false;
return OpenDescriptor(mTransport, aMode);
}
return nullptr;
}
} // namespace mozilla::ipc