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 */
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 */
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#ifndef __NET_NETIF_H__
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#ifndef __NET_NETIF_H__
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#define __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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#include "device.h"
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#define ll_message( device, message, arg2, arg3, result1, result2, result3 )    \
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#define nil_message( device, message, arg2, arg3, result1, result2, result3 )   \
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    if(( device )->ll_registered >= 0 ) async_msg_3(( device )->ll_registered, ( message ), ( device )->device_id, arg2, arg3 )
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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 enum netif_state    netif_state_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 struct device       device_t;
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typedef netif_device_t *        netif_device_ref;
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typedef device_t *      device_ref;
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typedef struct netif_globals        netif_globals_t;
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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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DEVICE_MAP_DECLARE( device_map, device_t );
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enum    netif_state{
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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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};
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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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struct  device{
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    netif_device_id_t   device_id;
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    device_id_t device_id;
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    int         ll_registered;
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    int     nil_phone;
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    netif_device_stats_t    stats;
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    device_stats_t  stats;
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    netif_state_t       state;
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    device_state_t  state;
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    int         flags;
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    int     flags;
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    size_t          mtu;
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    size_t      mtu;
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    void *          specific;
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    void *      specific;
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};
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};
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struct  netif_globals{
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struct  netif_globals{
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    int         networking_phone;
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    int     networking_phone;
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    netif_device_map_t  netif_device_map;
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    device_map_t    device_map;
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};
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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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int find_device( device_id_t device_id, device_ref * device );
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void netif_device_stats_null( netif_device_stats_ref stats );
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void    null_device_stats( device_stats_ref stats );
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#endif
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#endif
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/** @}
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/** @}
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 */
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 */