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  1. /*
  2.  * Copyright (c) 2009 Lukas Mejdrech
  3.  * All rights reserved.
  4.  *
  5.  * Redistribution and use in source and binary forms, with or without
  6.  * modification, are permitted provided that the following conditions
  7.  * are met:
  8.  *
  9.  * - Redistributions of source code must retain the above copyright
  10.  *   notice, this list of conditions and the following disclaimer.
  11.  * - Redistributions in binary form must reproduce the above copyright
  12.  *   notice, this list of conditions and the following disclaimer in the
  13.  *   documentation and/or other materials provided with the distribution.
  14.  * - The name of the author may not be used to endorse or promote products
  15.  *   derived from this software without specific prior written permission.
  16.  *
  17.  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  18.  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  19.  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  20.  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
  21.  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  22.  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  23.  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  24.  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  25.  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  26.  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  27.  */
  28.  
  29. /** @addtogroup net
  30.  *  @{
  31.  */
  32.  
  33. /** @file
  34.  *  Wrapper for the bundled networking and TCP/IP stact modules.
  35.  *  Distributes messages and initializes all module parts.
  36.  */
  37.  
  38. #include <stdio.h>
  39.  
  40. #include <ipc/ipc.h>
  41.  
  42. #include "../messages.h"
  43.  
  44. #include "../include/ip_interface.h"
  45.  
  46. #include "../structures/measured_strings.h"
  47. #include "../structures/module_map.h"
  48. #include "../structures/packet/packet_server.h"
  49.  
  50. #include "../il/arp/arp_module.h"
  51. #include "../il/ip/ip_module.h"
  52. #include "../tl/udp/udp_module.h"
  53. #include "../tl/tcp/tcp_module.h"
  54.  
  55. #include "net.h"
  56.  
  57. /** Networking module global data.
  58.  */
  59. extern net_globals_t    net_globals;
  60.  
  61. int module_message( ipc_callid_t callid, ipc_call_t * call, ipc_call_t * answer, int * answer_count ){
  62.     if(( IPC_GET_METHOD( * call ) == IPC_M_CONNECT_TO_ME )
  63.     || IS_NET_IL_MESSAGE( call )
  64.     || IS_NET_TL_MESSAGE( call )
  65.     || IS_NET_SOCKET_MESSAGE( call )){
  66.         switch( IPC_GET_TARGET( call )){
  67.             case SERVICE_IP:
  68.                 return ip_message( callid, call, answer, answer_count );
  69.             case SERVICE_ARP:
  70.                 return arp_message( callid, call, answer, answer_count );
  71.             case SERVICE_UDP:
  72.                 return udp_message( callid, call, answer, answer_count );
  73.             case SERVICE_TCP:
  74.                 return tcp_message( callid, call, answer, answer_count );
  75.             default:
  76.                 return EINVAL;
  77.         }
  78.     }else if( IS_NET_IP_MESSAGE( call ) || IS_NET_NIL_MESSAGE( call )){
  79.         return ip_message( callid, call, answer, answer_count );
  80.     }else if( IS_NET_ARP_MESSAGE( call )){
  81.         return arp_message( callid, call, answer, answer_count );
  82. /*  }else if( IS_NET_RARP_MESSAGE( call )){
  83.         return rarp_message( callid, call, answer, answer_count );
  84.     }else if( IS_NET_ICMP_MESSAGE( call )){
  85.         return icmp_message( callid, call, answer, answer_count );
  86. */  }else if( IS_NET_UDP_MESSAGE( call )){
  87.         return udp_message( callid, call, answer, answer_count );
  88.     }else if( IS_NET_TCP_MESSAGE( call )){
  89.         return tcp_message( callid, call, answer, answer_count );
  90.     }else{
  91.         if( IS_NET_PACKET_MESSAGE( call )){
  92.             return packet_server_message( callid, call, answer, answer_count );
  93.         }else{
  94.             return net_message( callid, call, answer, answer_count );
  95.         }
  96.     }
  97. }
  98.  
  99. int net_initialize( async_client_conn_t client_connection ){
  100.     ERROR_DECLARE;
  101.  
  102.     ipcarg_t    phonehash;
  103.  
  104.     netifs_initialize( & net_globals.netifs );
  105.     char_map_initialize( & net_globals.netif_names );
  106.     modules_initialize( & net_globals.modules );
  107.     measured_strings_initialize( & net_globals.configuration );
  108.  
  109.     // run self tests
  110. //  ERROR_PROPAGATE( self_test());
  111.  
  112.     ERROR_PROPAGATE( add_module( NULL, & net_globals.modules, LO_NAME, LO_FILENAME, SERVICE_LO, 0, connect_to_service ));
  113.     ERROR_PROPAGATE( add_module( NULL, & net_globals.modules, DP8390_NAME, DP8390_FILENAME, SERVICE_DP8390, 0, connect_to_service ));
  114.  
  115.     ERROR_PROPAGATE( REGISTER_ME( SERVICE_IP, & phonehash ));
  116.     ERROR_PROPAGATE( add_module( NULL, & net_globals.modules, IP_NAME, IP_FILENAME, SERVICE_IP, task_get_id(), ip_connect_module ));
  117.     ERROR_PROPAGATE( ip_initialize( client_connection ));
  118.     ERROR_PROPAGATE( REGISTER_ME( SERVICE_ARP, & phonehash ));
  119.     ERROR_PROPAGATE( arp_initialize( client_connection ));
  120. //  ERROR_PROPAGATE( REGISTER_ME( SERVICE_RARP, & phonehash ));
  121. //  ERROR_PROPAGATE( rarp_initialize( client_connection ));
  122. //  ERROR_PROPAGATE( REGISTER_ME( SERVICE_ICMP, & phonehash ));
  123. //  ERROR_PROPAGATE( icmp_initialize( client_connection ));
  124.     ERROR_PROPAGATE( REGISTER_ME( SERVICE_UDP, & phonehash ));
  125.     ERROR_PROPAGATE( udp_initialize( client_connection ));
  126.     ERROR_PROPAGATE( REGISTER_ME( SERVICE_TCP, & phonehash ));
  127.     ERROR_PROPAGATE( tcp_initialize( client_connection ));
  128.     return EOK;
  129. }
  130.  
  131. int read_netif_configuration( char * name, netif_ref netif ){
  132.     ERROR_DECLARE;
  133.  
  134.     if( str_lcmp( name, "lo", 2 ) == 0 ){
  135.         ERROR_PROPAGATE( add_configuration( & netif->configuration, "NAME", LO_NAME ));
  136.         ERROR_PROPAGATE( add_configuration( & netif->configuration, "NETIF", LO_NAME ));
  137.         ERROR_PROPAGATE( add_configuration( & netif->configuration, "IL", IP_NAME ));
  138.         ERROR_PROPAGATE( add_configuration( & netif->configuration, "IP_CONFIG", "static" ));
  139.         ERROR_PROPAGATE( add_configuration( & netif->configuration, "IP_ADDR", "127.0.0.1" ));
  140.         ERROR_PROPAGATE( add_configuration( & netif->configuration, "NETMASK", "255.0.0.0" ));
  141.         ERROR_PROPAGATE( add_configuration( & netif->configuration, "MTU", "15535" ));
  142.     }else if( str_lcmp( name, "ne2k", 4 ) == 0 ){
  143.         ERROR_PROPAGATE( add_configuration( & netif->configuration, "NAME", "eth0" ));
  144.         ERROR_PROPAGATE( add_configuration( & netif->configuration, "NETIF", DP8390_NAME ));
  145.         // ethernet bundled in dp8390
  146.         ERROR_PROPAGATE( add_configuration( & netif->configuration, "NIL", DP8390_NAME ));
  147.         ERROR_PROPAGATE( add_configuration( & netif->configuration, "ETH_MODE", "DIX" ));
  148.         ERROR_PROPAGATE( add_configuration( & netif->configuration, "IL", IP_NAME ));
  149.         ERROR_PROPAGATE( add_configuration( & netif->configuration, "IRQ", "9" ));
  150.         ERROR_PROPAGATE( add_configuration( & netif->configuration, "IO", "300" ));
  151.         ERROR_PROPAGATE( add_configuration( & netif->configuration, "MTU", "1492" ));
  152.         ERROR_PROPAGATE( add_configuration( & netif->configuration, "IP_CONFIG", "static" ));
  153.         ERROR_PROPAGATE( add_configuration( & netif->configuration, "IP_ADDR", "10.0.2.15" ));
  154.         ERROR_PROPAGATE( add_configuration( & netif->configuration, "NETMASK", "255.255.255.240" ));
  155.         ERROR_PROPAGATE( add_configuration( & netif->configuration, "BROADCAST", "10.0.2.255" ));
  156.         ERROR_PROPAGATE( add_configuration( & netif->configuration, "GATEWAY", "10.0.2.2" ));
  157.         ERROR_PROPAGATE( add_configuration( & netif->configuration, "DNS1", "10.0.2.2" ));
  158.         ERROR_PROPAGATE( add_configuration( & netif->configuration, "DNS2", "10.0.2.2" ));
  159.         ERROR_PROPAGATE( add_configuration( & netif->configuration, "ARP", "arp" ));
  160.     }
  161.     return EOK;
  162. }
  163.  
  164. /** @}
  165.  */
  166.