WebSVN – HelenOS – Diff – /branches/network/uspace/srv/net/tl/tcp/tcp.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 tcp
  *  @{
  */
 /** @file
  *  \todo
  */
 #include <async.h>
 #include <stdio.h>
 #include <ipc/ipc.h>
 #include <ipc/services.h>
 #include "../../err.h"
 #include "../../messages.h"
 #include "../../modules.h"
 #include "../../structures/packet/packet_client.h"
 #include "../../include/ip_client.h"
 #include "../../include/ip_interface.h"
 #include "../../include/ip_protocols.h"
 #include "../tl_messages.h"
 #include "tcp.h"
 #include "tcp_module.h"
+/** Free ports pool start.
+ */
+#define TCP_FREE_PORTS_START    1025
+/** Free ports pool end.
+ */
+#define TCP_FREE_PORTS_END      65535
+/** TCP global data.
+ */
 tcp_globals_t   tcp_globals;
-int tcp_received_msg( device_id_t device_id, packet_t packet, services_t receiver );
+int tcp_received_msg( device_id_t device_id, packet_t packet, services_t receiver, services_t error );
 /** Initializes the module.
  */
 int tcp_initialize( async_client_conn_t client_connection ){
-//  ERROR_DECLARE;
+    ERROR_DECLARE;
-//  ipcarg_t    arg1, arg2;
-//  packet_t    packet;
+    fibril_rwlock_initialize( & tcp_globals.lock );
-/*  printf( "TCP - testing to send to IP:\n" );
+    fibril_rwlock_write_lock( & tcp_globals.lock );
-    ERROR_PROPAGATE( ip_echo( tcp_globals.ip_phone, 12, 34, 0, 0, 0, & arg1, & arg2, NULL, NULL, NULL ));
+    tcp_globals.icmp_phone = icmp_connect_module( SERVICE_ICMP );
-    if(( arg1 != 12 ) || ( arg2 != 34 )) return EINVAL;
+    if( tcp_globals.icmp_phone < 0 ){
-    printf( "OK\n" );
+        return tcp_globals.icmp_phone;
-*/
+    }
     tcp_globals.ip_phone = ip_bind_service( SERVICE_IP, IPPROTO_TCP, SERVICE_TCP, client_connection, tcp_received_msg );
-/*  printf( "TCP - testing to send packet to IP:\n" );
-    packet = packet_get_4( tcp_globals.net_phone, 6, 20, 30, 20 );
+    if( tcp_globals.ip_phone < 0 ){
-    if( ! packet ) return ENOMEM;
+        return tcp_globals.ip_phone;
+    }
-    packet_copy_data( packet, "Hi, this is TCP", 16 );
+    ERROR_PROPAGATE( socket_ports_initialize( & tcp_globals.sockets ));
-    ip_send_msg( tcp_globals.ip_phone, -1, packet, SERVICE_TCP );
+    tcp_globals.last_used_port = TCP_FREE_PORTS_START - 1;
-    printf( "OK\n" );
+    fibril_rwlock_write_unlock( & tcp_globals.lock );
-*/  return EOK;
+    return EOK;
+}
-int tcp_received_msg( device_id_t device_id, packet_t packet, services_t receiver ){
+int tcp_received_msg( device_id_t device_id, packet_t packet, services_t receiver, services_t error ){
     // TODO received
     //  TODO remove debug dump:
     uint8_t *   data;
     data = packet_get_data( packet );
     printf( "Receiving packet:\n\tid\t= %d\n\tlength\t= %d\n\tdata\t= %.2hhX %.2hhX %.2hhX %.2hhX:%.2hhX %.2hhX %.2hhX %.2hhX:%.2hhX %.2hhX %.2hhX %.2hhX:%.2hhX %.2hhX %.2hhX %.2hhX:%.2hhX %.2hhX %.2hhX %.2hhX:%.2hhX %.2hhX\n\t\t%.2hhX %.2hhX:%.2hhX %.2hhX %.2hhX %.2hhX:%.2hhX %.2hhX %.2hhX %.2hhX:%.2hhX %.2hhX %.2hhX %.2hhX:%.2hhX %.2hhX %.2hhX %.2hhX:%.2hhX %.2hhX %.2hhX %.2hhX:%.2hhX %.2hhX %.2hhX %.2hhX:%.2hhX %.2hhX %.2hhX %.2hhX:%.2hhX %.2hhX %.2hhX %.2hhX:%.2hhX %.2hhX %.2hhX %.2hhX\n", packet_get_id( packet ), packet_get_data_length( packet ), data[ 0 ], data[ 1 ], data[ 2 ], data[ 3 ], data[ 4 ], data[ 5 ], data[ 6 ], data[ 7 ], data[ 8 ], data[ 9 ], data[ 10 ], data[ 11 ], data[ 12 ], data[ 13 ], data[ 14 ], data[ 15 ], data[ 16 ], data[ 17 ], data[ 18 ], data[ 19 ], data[ 20 ], data[ 21 ], data[ 22 ], data[ 23 ], data[ 24 ], data[ 25 ], data[ 26 ], data[ 27 ], data[ 28 ], data[ 29 ], data[ 30 ], data[ 31 ], data[ 32 ], data[ 33 ], data[ 34 ], data[ 35 ], data[ 36 ], data[ 37 ], data[ 38 ], data[ 39 ], data[ 40 ], data[ 41 ], data[ 42 ], data[ 43 ], data[ 44 ], data[ 45 ], data[ 46 ], data[ 47 ], data[ 48 ], data[ 49 ], data[ 50 ], data[ 51 ], data[ 52 ], data[ 53 ], data[ 54 ], data[ 55 ], data[ 56 ], data[ 57 ], data[ 58 ], data[ 59 ] );
     pq_release( tcp_globals.net_phone, packet_get_id( packet ));
     return EOK;
+}
 int tcp_message( ipc_callid_t callid, ipc_call_t * call, ipc_call_t * answer, int * answer_count ){
     ERROR_DECLARE;
     packet_t    packet;
     * answer_count = 0;
     switch( IPC_GET_METHOD( * call )){
         case IPC_M_PHONE_HUNGUP:
             return EOK;
         case NET_TL_RECEIVED:
             ERROR_PROPAGATE( packet_translate( tcp_globals.net_phone, & packet, IPC_GET_PACKET( call )));
-            return tcp_received_msg( IPC_GET_DEVICE( call ), packet, 0 );
+            return tcp_received_msg( IPC_GET_DEVICE( call ), packet, SERVICE_TCP, IPC_GET_ERROR( call ));
+    }
     return ENOTSUP;
+}
 /** @}
  */

Subversion Repositories HelenOS

(root)/branches/network/uspace/srv/net/tl/tcp/tcp.c – Rev 4704 → 4707