Source/charon/packet.h

   1 /**
   2  * @file packet.h
   3  *
   4  * @brief UDP-Packet, contains data, sender and receiver
   5  *
   6  */
   7
   8 /*
   9  * Copyright (C) 2005 Jan Hutter, Martin Willi
  10  * Hochschule fuer Technik Rapperswil
  11  *
  12  * This program is free software; you can redistribute it and/or modify it
  13  * under the terms of the GNU General Public License as published by the
  14  * Free Software Foundation; either version 2 of the License, or (at your
  15  * option) any later version.  See <http://www.fsf.org/copyleft/gpl.txt>.
  16  *
  17  * This program is distributed in the hope that it will be useful, but
  18  * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
  19  * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  20  * for more details.
  21  */
  22
  23 #ifndef PACKET_H_
  24 #define PACKET_H_
  25
  26
  27 #include "types.h"
  28
  29 #include <sys/types.h>
  30 #include <sys/socket.h>
  31 #include <netinet/in.h>
  32 #include <arpa/inet.h>
  33 #include <stdlib.h>
  34 #include <freeswan.h>
  35 #include <pluto/constants.h>
  36 #include <pluto/defs.h>
  37
  38
  39 /**
  40  * @brief UDP-Packet, contains data, sender and receiver
  41  */
  42 typedef struct packet_s packet_t;
  43 struct packet_s {
  44         /**
  45          * senders address and port
  46          */
  47         struct {
  48                 struct sockaddr_in addr;
  49                 size_t len;
  50         } sender;
  51
  52         /**
  53          * receivers address and port
  54          */
  55         struct {
  56                 struct sockaddr_in addr;
  57                 size_t len;
  58         } receiver;
  59
  60          /**
  61           * message data
  62           */
  63         chunk_t data;
  64
  65         /**
  66          * @brief
  67          *
  68          * @param
  69          * @return
  70          */
  71         status_t (*destroy) (packet_t *packet);
  72 };
  73
  74 /**
  75  * @brief
  76  *
  77  * @param
  78  * @return
  79  */
  80 packet_t *packet_create();
  81
  82 #endif /*PACKET_H_*/