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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 "netif_device_id_type.h"
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#define networking_message( ... )   \
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    if( netif_globals.networking_phone ) ipc_call_sync_3_3( netif_globals.networking_phone, __VA_ARGS__ )
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#define ll_message( device, message, arg2, arg3, result1, result2, result3 )    \
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    if(( device )->ll_registered ) async_msg_3(( device )->ll_registered, ( message ), ( device )->device_id, arg2, arg3 )
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typedef enum    netif_status{
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    NETIF_NULL = 0,
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    NETIF_STOPPED,
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    NETIF_ACTIVE,
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    NETIF_CARRIER_LOST
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} netif_status_t;
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typedef struct netif_device_stats   netif_device_stats_t;
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typedef netif_device_stats_t *      netif_device_stats_ref;
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typedef struct netif_device     netif_device_t;
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typedef netif_device_t *        netif_device_ref;
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typedef struct netif_globals        netif_globals_t;
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DEVICE_MAP_DECLARE( netif_device_map, netif_device_t );
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// based on linux_kernel/include/linux/netdevice.h
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struct  netif_device_stats{
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    unsigned long   rx_packets;     /* total packets received   */
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    unsigned long   tx_packets;     /* total packets transmitted    */
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    unsigned long   rx_bytes;       /* total bytes received     */
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    unsigned long   tx_bytes;       /* total bytes transmitted  */
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    unsigned long   rx_errors;      /* bad packets received     */
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    unsigned long   tx_errors;      /* packet transmit problems */
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    unsigned long   rx_dropped;     /* no space in linux buffers    */
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    unsigned long   tx_dropped;     /* no space available in linux  */
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    unsigned long   multicast;      /* multicast packets received   */
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    unsigned long   collisions;
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    /* detailed rx_errors: */
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    unsigned long   rx_length_errors;
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    unsigned long   rx_over_errors;     /* receiver ring buff overflow  */
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    unsigned long   rx_crc_errors;      /* recved pkt with crc error    */
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    unsigned long   rx_frame_errors;    /* recv'd frame alignment error */
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    unsigned long   rx_fifo_errors;     /* recv'r fifo overrun      */
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    unsigned long   rx_missed_errors;   /* receiver missed packet   */
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    /* detailed tx_errors */
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    unsigned long   tx_aborted_errors;
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    unsigned long   tx_carrier_errors;
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    unsigned long   tx_fifo_errors;
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    unsigned long   tx_heartbeat_errors;
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    unsigned long   tx_window_errors;
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    /* for cslip etc */
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    unsigned long   rx_compressed;
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    unsigned long   tx_compressed;
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};
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struct  netif_device{
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    netif_device_id_t   device_id;
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    ipc_callid_t        ll_registered;
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    netif_device_stats_t    stats;
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    netif_status_t      status;
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    int         flags;
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    int         mtu;
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};
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struct  netif_globals{
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    int         networking_phone;
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    netif_device_map_t  netif_device_map;
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};
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int netif_device_find( netif_device_id_t device_id, netif_device_ref * device );
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void netif_device_stats_null( netif_device_stats_ref stats );
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#endif
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/** @}
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 */
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