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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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/** @file
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 */
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#include <async.h>
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#include <stdio.h>
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#include <ipc/ipc.h>
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#include <ipc/services.h>
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//#include <sys/mman.h>
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#include "../err.h"
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#include "../messages.h"
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#include "../modules.h"
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#include "netif.h"
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#include "netif_device_id_type.h"
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extern netif_globals_t netif_globals;
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extern int  netif_initialize( void );
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extern void netif_print_name( void );
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extern int  netif_probe_auto_message( ipcarg_t arg1, ipcarg_t arg2, ipcarg_t arg3, ipcarg_t * result1, ipcarg_t * result2, ipcarg_t * result3 );
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extern int  netif_probe_message( ipcarg_t arg1, ipcarg_t arg2, ipcarg_t arg3, ipcarg_t * result1, ipcarg_t * result2, ipcarg_t * result3 );
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extern int  netif_send_message( ipcarg_t arg1, ipcarg_t arg2, ipcarg_t arg3, ipcarg_t * result1, ipcarg_t * result2, ipcarg_t * result3 );
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extern int  netif_start_message( ipcarg_t arg1, ipcarg_t arg2, ipcarg_t arg3, ipcarg_t * result1, ipcarg_t * result2, ipcarg_t * result3 );
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extern int  netif_stop_message( ipcarg_t arg1, ipcarg_t arg2, ipcarg_t arg3, ipcarg_t * result1, ipcarg_t * result2, ipcarg_t * result3 );
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DEVICE_MAP_IMPLEMENT( netif_device_map, netif_device_t )
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int netif_message( ipc_callid_t callid, ipcarg_t method, ipcarg_t arg1, ipcarg_t arg2, ipcarg_t arg3, ipcarg_t * result1, ipcarg_t * result2, ipcarg_t * result3 );
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int netif_start_module( void ( * client_connection )( ipc_callid_t iid, ipc_call_t * icall ));
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int netif_device_find( netif_device_id_t device_id, netif_device_ref * device ){
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    * device = netif_device_map_find( & netif_globals.netif_device_map, device_id );
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    if( ! * device ) return ENOENT;
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    if(( ** device ).state == NETIF_NULL ) return EPERM;
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    return EOK;
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}
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void netif_device_stats_null( netif_device_stats_ref stats )
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{
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    //memset( stats, 0, sizeof( netif_device_t ));
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    stats->rx_packets = 0;
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    stats->tx_packets = 0;
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    stats->rx_bytes = 0;
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    stats->tx_bytes = 0;
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    stats->rx_errors = 0;
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    stats->tx_errors = 0;
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    stats->rx_dropped = 0;
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    stats->tx_dropped = 0;
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    stats->multicast = 0;
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    stats->collisions = 0;
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    stats->rx_length_errors = 0;
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    stats->rx_over_errors = 0;
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    stats->rx_crc_errors = 0;
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    stats->rx_frame_errors = 0;
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    stats->rx_fifo_errors = 0;
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    stats->rx_missed_errors = 0;
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    stats->tx_aborted_errors = 0;
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    stats->tx_carrier_errors = 0;
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    stats->tx_fifo_errors = 0;
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    stats->tx_heartbeat_errors = 0;
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    stats->tx_window_errors = 0;
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    stats->rx_compressed = 0;
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    stats->tx_compressed = 0;
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}
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int netif_message( ipc_callid_t callid, ipcarg_t method, ipcarg_t arg1, ipcarg_t arg2, ipcarg_t arg3, ipcarg_t * result1, ipcarg_t * result2, ipcarg_t * result3 ){
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    ERROR_DECLARE;
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    size_t          length;
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    netif_device_ref    device;
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//  printf( "\nNETIF message %d", method );
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    switch( method ){
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        case IPC_M_PHONE_HUNGUP:
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            return EOK;
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        case NET_NETIF_PROBE_AUTO:
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            return netif_probe_auto_message( arg1, arg2, arg3, result1, result2, result3 );
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        case NET_NETIF_PROBE:
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            return netif_probe_message( arg1, arg2, arg3, result1, result2, result3 );
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        case NET_NETIF_REGISTER:
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        case NET_LL_REGISTER:
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            ERROR_PROPAGATE( netif_device_find( arg1, & device ));
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            device->ll_registered = connect_to_service( arg2 );
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            return EOK;
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        case NET_NETIF_SEND:
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            return netif_send_message( arg1, arg2, arg3, result1, result2, result3 );
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        case NET_NETIF_START:
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            return netif_start_message( arg1, arg2, arg3, result1, result2, result3 );
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        case NET_NETIF_STATS:
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            ERROR_PROPAGATE( ipc_data_read_receive( & callid, & length ));
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            if( length < sizeof( netif_device_stats_t )){
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                ipc_answer_0( callid, EOVERFLOW );
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                return EOVERFLOW;
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            }
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            if( ERROR_OCCURED( netif_device_find( arg1, & device ))){
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                ipc_answer_0( callid, ERROR_CODE );
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                return ERROR_CODE;
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            }
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            return ipc_data_read_finalize( callid, & device->stats, sizeof( netif_device_stats_t ));
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        case NET_NETIF_STOP:
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            return netif_stop_message( arg1, arg2, arg3, result1, result2, result3 );
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    }
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    return ENOTSUP;
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}
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int netif_start_module( void ( * client_connection )( ipc_callid_t iid, ipc_call_t * icall )){
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    services_t  need[ 2 ];
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    int *       need_phone[ 2 ];
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    need[ 0 ] = SERVICE_NETWORKING;
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    need[ 1 ] = NULL;
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    need_phone[ 0 ] = & netif_globals.networking_phone;
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    need_phone[ 1 ] = NULL;
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    netif_device_map_initialize( & netif_globals.netif_device_map );
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    return start_service( NULL, need, need_phone, client_connection, netif_initialize );
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}
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/** @}
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 */