1 /* -*-	Mode:C++; c-basic-offset:8; tab-width:8; indent-tabs-mode:t -*- */

     2 /*

     3  * Copyright (c) 2006 INRIA

     4  * All rights reserved.

     5  *

     6  * This program is free software; you can redistribute it and/or modify

     7  * it under the terms of the GNU General Public License version 2 as

     8  * published by the Free Software Foundation;

     9  *

    10  * This program is distributed in the hope that it will be useful,

    11  * but WITHOUT ANY WARRANTY; without even the implied warranty of

    12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

    13  * GNU General Public License for more details.

    14  *

    15  * You should have received a copy of the GNU General Public License

    16  * along with this program; if not, write to the Free Software

    17  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

    18  *

    19  * Author: Mathieu Lacage <mathieu.lacage@sophia.inria.fr>

    20  */

    21 #ifndef MAC_NETWORK_INTERFACE_H

    22 #define MAC_NETWORK_INTERFACE_H

    23 

    24 #include <stdint.h>

    25 #include "yans/callback.h"

    26 #include "mac-address.h"

    27 #include "packet.h"

    28 

    29 namespace yans {

    30 

    31 class MacNetworkInterface {

    32 public:

    33 	typedef Callback<void, Packet , MacNetworkInterface *> RxCallback;

    34 	typedef Callback<void,MacNetworkInterface *> StatusChangeCallback; 

    35 

    36 	MacNetworkInterface (MacAddress self, uint16_t max_mtu);

    37 	virtual ~MacNetworkInterface () = 0;

    38 

    39 	MacAddress get_mac_address (void) const;

    40 	void set_mtu (uint16_t mtu);

    41 	uint16_t get_mtu (void) const;

    42 

    43 	bool is_down (void) const;

    44 	void set_up   (void);

    45 	void set_down (void);

    46 

    47 	void set_status_change_callback (StatusChangeCallback callback);

    48 	void set_rx_callback (RxCallback callback);

    49 	void send (Packet packet, MacAddress to);

    50 protected:

    51 	void forward_up (Packet packet);

    52 	void notify_status_change (void);

    53 private:

    54 	virtual void notify_up (void) = 0;

    55 	virtual void notify_down (void) = 0;

    56 	virtual void real_send (Packet packet, MacAddress to) = 0;

    57 

    58 	StatusChangeCallback m_status_change_callback;

    59 	RxCallback m_rx_callback;

    60 	MacAddress m_self;

    61 	uint16_t m_max_mtu;

    62 	uint16_t m_mtu;

    63 	bool m_is_down;

    64 };

    65 

    66 }; // namespace yans

    67 

    68 #endif /* MAC_NETWORK_INTERFACE_H */