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3666 mejdrech 1
/*
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 * Copyright (c) 2008 Lukas Mejdrech
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 * All rights reserved.
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 *
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 * Redistribution and use in source and binary forms, with or without
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 * modification, are permitted provided that the following conditions
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 * are met:
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 *
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 * - Redistributions of source code must retain the above copyright
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 *   notice, this list of conditions and the following disclaimer.
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 * - Redistributions in binary form must reproduce the above copyright
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 *   notice, this list of conditions and the following disclaimer in the
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 *   documentation and/or other materials provided with the distribution.
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 * - The name of the author may not be used to endorse or promote products
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 *   derived from this software without specific prior written permission.
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 *
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 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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 */
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/** @addtogroup net
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 * @{
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 */
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/**
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 * @file
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 */
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#ifndef __NET_NETIF_H__
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#define __NET_NETIF_H__
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#include "device.h"
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#define nil_message( device, message, arg2, arg3, result1, result2, result3 )   \
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    if(( device )->nil_phone >= 0 ) async_msg_3(( device )->nil_phone, ( message ), ( device )->device_id, arg2, arg3 )
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typedef struct device       device_t;
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typedef device_t *      device_ref;
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typedef struct netif_globals    netif_globals_t;
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DEVICE_MAP_DECLARE( device_map, device_t );
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struct  device{
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    device_id_t device_id;
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    int     nil_phone;
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    device_stats_t  stats;
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    device_state_t  state;
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    int     flags;
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    size_t      mtu;
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    void *      specific;
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};
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struct  netif_globals{
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    int     networking_phone;
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    device_map_t    device_map;
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};
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int find_device( device_id_t device_id, device_ref * device );
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void    null_device_stats( device_stats_ref stats );
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#endif
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/** @}
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 */
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