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  1. /*
  2.  * Copyright (c) 2008 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 udp
  30.  *  @{
  31.  */
  32.  
  33. /** @file
  34.  *  UDP module.
  35.  */
  36.  
  37. #ifndef __NET_UDP_H__
  38. #define __NET_UDP_H__
  39.  
  40. #include <fibril_sync.h>
  41.  
  42. #include "../../socket/socket_core.h"
  43.  
  44. #include "../tl_common.h"
  45.  
  46. /** Type definition of the UDP global data.
  47.  *  @see udp_globals
  48.  */
  49. typedef struct udp_globals  udp_globals_t;
  50.  
  51. /** UDP global data.
  52.  */
  53. struct  udp_globals{
  54.     /** Networking module phone.
  55.      */
  56.     int             net_phone;
  57.     /** IP module phone.
  58.      */
  59.     int             ip_phone;
  60.     /** ICMP module phone.
  61.      */
  62.     int             icmp_phone;
  63.     /** Packet dimension.
  64.      */
  65.     packet_dimension_t  packet_dimension;
  66.     /** Indicates whether UDP checksum computing is enabled.
  67.      */
  68.     int             checksum_computing;
  69.     /** Indicates whether UDP autobnding on send is enabled.
  70.      */
  71.     int             autobinding;
  72.     /** Last used free port.
  73.      */
  74.     int             last_used_port;
  75.     /** Active sockets.
  76.      */
  77.     socket_ports_t  sockets;
  78.     /** Safety lock.
  79.      */
  80.     fibril_rwlock_t lock;
  81. };
  82.  
  83. #endif
  84.  
  85. /** @}
  86.  */
  87.  
  88.