uspace/srv/net/udp/udp.c

   1 /*
   2  * Copyright (c) 2012 Jiri Svoboda
   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 udp
  30  * @{
  31  */
  32
  33 /**
  34  * @file UDP (User Datagram Protocol) service
  35  */
  36
  37 #include <async.h>
  38 #include <errno.h>
  39 #include <io/log.h>
  40 #include <stdio.h>
  41 #include <task.h>
  42
  43 #include "udp_inet.h"
  44 #include "sock.h"
  45
  46 #define NAME       "udp"
  47
  48 static int udp_init(void)
  49 {
  50         int rc;
  51
  52         log_msg(LOG_DEFAULT, LVL_DEBUG, "udp_init()");
  53
  54         rc = udp_inet_init();
  55         if (rc != EOK) {
  56                 log_msg(LOG_DEFAULT, LVL_ERROR, "Failed connecting to internet service.");
  57                 return ENOENT;
  58         }
  59
  60         rc = udp_sock_init();
  61         if (rc != EOK) {
  62                 log_msg(LOG_DEFAULT, LVL_ERROR, "Failed initializing socket service.");
  63                 return ENOENT;
  64         }
  65
  66         return EOK;
  67 }
  68
  69 int main(int argc, char **argv)
  70 {
  71         int rc;
  72
  73         printf(NAME ": UDP (User Datagram Protocol) service\n");
  74
  75         rc = log_init(NAME);
  76         if (rc != EOK) {
  77                 printf(NAME ": Failed to initialize log.\n");
  78                 return 1;
  79         }
  80
  81         rc = udp_init();
  82         if (rc != EOK)
  83                 return 1;
  84
  85         printf(NAME ": Accepting connections.\n");
  86         task_retval(0);
  87         async_manager();
  88
  89         /* Not reached */
  90         return 0;
  91 }
  92
  93 /**
  94  * @}
  95  */