WebSVN – HelenOS – Diff – /branches/network/uspace/srv/net/netif/lo.c

 /*
  * Copyright (c) 2008 Lukas Mejdrech
  * All rights reserved.
+ *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
+ *
  * - Redistributions of source code must retain the above copyright
  *   notice, this list of conditions and the following disclaimer.
  * - Redistributions in binary form must reproduce the above copyright
  *   notice, this list of conditions and the following disclaimer in the
  *   documentation and/or other materials provided with the distribution.
  * - The name of the author may not be used to endorse or promote products
  *   derived from this software without specific prior written permission.
+ *
  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 /** @addtogroup net
  * @{
  */
 /** @file
  */
 #include <async.h>
 #include <errno.h>
 #include <stdio.h>
 #include <ipc/ipc.h>
 #include <ipc/services.h>
 //#include <sys/mman.h>
 #include "../err.h"
+#include "../measured_strings.h"
 #include "../messages.h"
 #include "../modules.h"
 #include "netif.h"
 #define DEFAULT_MTU 1500
 #define NAME    "lo - loopback interface"
 netif_globals_t netif_globals;
-void    change_status( netif_device_ref device, netif_status_t status );
+void    change_state( netif_device_ref device, netif_state_t state );
-int change_status_message( netif_device_id_t device_id, netif_status_t status );
+int change_state_message( netif_device_id_t device_id, netif_state_t state );
 int netif_create( netif_device_id_t device_id, netif_device_ref * device );
 int netif_call( ipc_callid_t callid );
 int netif_initialize( void );
 void    netif_print_name( void );
 int netif_probe_auto_message( ipcarg_t arg1, ipcarg_t arg2, ipcarg_t arg3, ipcarg_t * result1, ipcarg_t * result2, ipcarg_t * result3 );
 int netif_probe_message( ipcarg_t arg1, ipcarg_t arg2, ipcarg_t arg3, ipcarg_t * result1, ipcarg_t * result2, ipcarg_t * result3 );
 int netif_send_message( ipcarg_t arg1, ipcarg_t arg2, ipcarg_t arg3, ipcarg_t * result1, ipcarg_t * result2, ipcarg_t * result3 );
 int netif_start_message( ipcarg_t arg1, ipcarg_t arg2, ipcarg_t arg3, ipcarg_t * result1, ipcarg_t * result2, ipcarg_t * result3 );
 int netif_stop_message( ipcarg_t arg1, ipcarg_t arg2, ipcarg_t arg3, ipcarg_t * result1, ipcarg_t * result2, ipcarg_t * result3 );
-void change_status( netif_device_ref device, netif_status_t status ){
+void change_state( netif_device_ref device, netif_state_t state ){
-    device->status = status;
+    device->state = state;
-    ll_message( device, NET_LL_DEVICE_STATUS_CHANGED, device->status, NULL, NULL, NULL, NULL );
+    ll_message( device, NET_LL_DEVICE_STATE_CHANGED, device->state, NULL, NULL, NULL, NULL );
+}
-int change_status_message( netif_device_id_t device_id, netif_status_t status ){
+int change_state_message( netif_device_id_t device_id, netif_state_t state ){
     ERROR_DECLARE;
     netif_device_ref    device;
     ERROR_PROPAGATE( netif_device_find( device_id, & device ));
-    change_status( device, status );
+    change_state( device, state );
     return EOK;
+}
 int netif_create( netif_device_id_t device_id, netif_device_ref * device ){
     ERROR_DECLARE;
     if( netif_device_map_count( & netif_globals.netif_device_map ) > 0 ){
         return EXDEV;
     }else{
         * device = ( netif_device_ref ) malloc( sizeof( netif_device_t ));
         if( !( * device )) return ENOMEM;
-//      ( ** device ).device_id = netif_device_id_generate( 1 );
         ( ** device ).device_id = device_id;
-        ( ** device ).ll_registered = NULL;
+        ( ** device ).ll_registered = -1;
+        ( ** device ).specific = NULL;
         netif_device_stats_null( &(( ** device ).stats ));
-        ( ** device ).status = NETIF_STOPPED;
+        ( ** device ).state = NETIF_STOPPED;
         ( ** device ).flags = NULL;
         ( ** device ).mtu = DEFAULT_MTU;
         if( ERROR_OCCURED( netif_device_map_add( & netif_globals.netif_device_map, ( ** device ).device_id, * device ))){
             free( * device );
             * device = NULL;
             return ERROR_CODE;
+        }
+    }
     return EOK;
+}
 int netif_call( ipc_callid_t callid ){
     return EOK;
+}
 int netif_initialize( void ){
-    int phonehash;
+    ipcarg_t    phonehash;
     return REGISTER_ME( SERVICE_LO, & phonehash );
+}
 void netif_print_name( void ){
     printf( NAME );
+}
 int netif_probe_auto_message( ipcarg_t arg1, ipcarg_t arg2, ipcarg_t arg3, ipcarg_t * result1, ipcarg_t * result2, ipcarg_t * result3 ){
-    ERROR_DECLARE;
+/*  ERROR_DECLARE;
     netif_device_ref    device;
     ERROR_PROPAGATE( netif_create( arg1, & device ));
-    networking_message( NET_NETWORKING_DEVICE, device->device_id, NULL, NULL, NULL, NULL, NULL );
+    ipc_call_sync_3_3( netif_globals.networking_phone, NET_NETWORKING_DEVICE, device->device_id, NULL, NULL, NULL, NULL, NULL );
-    return EOK;
+*/  return ENOTSUP;
+}
 int netif_probe_message( ipcarg_t arg1, ipcarg_t arg2, ipcarg_t arg3, ipcarg_t * result1, ipcarg_t * result2, ipcarg_t * result3 ){
     ERROR_DECLARE;
     netif_device_ref    device;
+    aid_t           message;
+    ipc_call_t      answer;
+    measured_string_t   configuration[ 1 ] = {{ "MTU", 3 }};
+    int         count = 1;
+    measured_string_ref settings;
+    char *          data;
+    // create a new device
     ERROR_PROPAGATE( netif_create( arg1, & device ));
+    // get configuration
+    message = async_send_2( netif_globals.networking_phone, NET_NETWORKING_GET_DEVICE_CONFIGURATION, device->device_id, count, & answer );
+    // send names and get settings
+    if( ERROR_OCCURED( measured_strings_send( netif_globals.networking_phone, configuration, count ))
+    || ERROR_OCCURED( measured_strings_return( netif_globals.networking_phone, & settings, & data, count ))){
+        async_wait_for( message, NULL );
+        return ERROR_CODE;
+    }
+    // MTU is the first one
+    if( settings && ( settings[ 0 ].value )){
+        device->mtu = strtoul( settings[ 0 ].value, NULL, 0 );
+    }else{
+        device->mtu = DEFAULT_MTU;
+    }
+    // print the settings
+    printf("\n -MTU=%d", device->mtu );
+    free( settings );
+    free( data );
+    // end request
+    async_wait_for( message, NULL );
     return EOK;
+}
 int netif_send_message( ipcarg_t arg1, ipcarg_t arg2, ipcarg_t arg3, ipcarg_t * result1, ipcarg_t * result2, ipcarg_t * result3 ){
     ERROR_DECLARE;
     netif_device_ref    device;
     ERROR_PROPAGATE( netif_device_find( arg1, & device ));
-    if( device->status == NETIF_ACTIVE ){
+    if( device->state == NETIF_ACTIVE ){
         ++ device->stats.tx_packets;
         ++ device->stats.rx_packets;
         // TODO packet size
         //device->stats->tx_bytes += ;
         //device->stats->rx_bytes += ;
         ll_message( device, NET_LL_RECEIVED, arg2, NULL, NULL, NULL, NULL );
         return EOK;
     }else{
         return EPERM;
+    }
+}
 int netif_start_message( ipcarg_t arg1, ipcarg_t arg2, ipcarg_t arg3, ipcarg_t * result1, ipcarg_t * result2, ipcarg_t * result3 ){
-    return change_status_message( arg1, NETIF_ACTIVE );
+    return change_state_message( arg1, NETIF_ACTIVE );
+}
 int netif_stop_message( ipcarg_t arg1, ipcarg_t arg2, ipcarg_t arg3, ipcarg_t * result1, ipcarg_t * result2, ipcarg_t * result3 ){
-    return change_status_message( arg1, NETIF_STOPPED );
+    return change_state_message( arg1, NETIF_STOPPED );
+}
 /** @}
  */

Subversion Repositories HelenOS

(root)/branches/network/uspace/srv/net/netif/lo.c – Rev 3666 → 3685