blob: e99c547ee7c5ca7a7ede14b28d024a99e604e8c6 [file] [log] [blame]
// Copyright (c) 2019 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.
#ifndef QUICHE_QUIC_QBONE_BONNET_TUN_DEVICE_INTERFACE_H_
#define QUICHE_QUIC_QBONE_BONNET_TUN_DEVICE_INTERFACE_H_
#include <vector>
namespace quic {
// An interface with methods for interacting with a TUN device.
class TunDeviceInterface {
public:
virtual ~TunDeviceInterface() {}
// Actually creates/reopens and configures the device.
virtual bool Init() = 0;
// Marks the interface up to start receiving packets.
virtual bool Up() = 0;
// Marks the interface down to stop receiving packets.
virtual bool Down() = 0;
// Gets the file descriptor that can be used to send/receive packets.
// This returns -1 when the TUN device is in an invalid state.
virtual int GetFileDescriptor() const = 0;
};
} // namespace quic
#endif // QUICHE_QUIC_QBONE_BONNET_TUN_DEVICE_INTERFACE_H_