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// Copyright 2015 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include <stdint.h>
#include <memory>
#include <string>
#include "base/callback_forward.h"
#include "base/files/scoped_file.h"
#include "chromeos/chromeos_export.h"
namespace chromeos {
// This class works with the Chrome OS permission broker to open a port in the
// system firewall. It is closed on destruction.
class CHROMEOS_EXPORT FirewallHole {
enum class PortType {
typedef base::Callback<void(std::unique_ptr<FirewallHole>)> OpenCallback;
// Opens a port on the system firewall for the given network interface (or all
// interfaces if |interface| is ""). The hole will be closed when the object
// provided to the callback is destroyed.
static void Open(PortType type,
uint16_t port,
const std::string& interface,
const OpenCallback& callback);
static void PortAccessGranted(PortType type,
uint16_t port,
const std::string& interface,
base::ScopedFD lifeline_fd,
const FirewallHole::OpenCallback& callback,
bool success);
FirewallHole(PortType type,
uint16_t port,
const std::string& interface,
base::ScopedFD lifeline_fd);
const PortType type_;
const uint16_t port_;
const std::string interface_;
// A file descriptor used by firewalld to track the lifetime of this process.
base::ScopedFD lifeline_fd_;
} // namespace chromeos