epan/dissectors/packet-sctp.h

   1 /* packet-sctp.h
   2  *
   3  * Defintion of SCTP specific structures used by tap listeners.
   4  *
   5  * $Id$
   6  * Copyright 2004 Michael Tuexen <tuexen [AT] fh-muenster.de>
   7
   8  * Wireshark - Network traffic analyzer
   9  * By Gerald Combs <gerald@wireshark.org>
  10  * Copyright 1998 Gerald Combs
  11  *
  12  * This program is free software; you can redistribute it and/or
  13  * modify it under the terms of the GNU General Public License
  14  * as published by the Free Software Foundation; either version 2
  15  * of the License, or (at your option) any later version.
  16  *
  17  * This program is distributed in the hope that it will be useful,
  18  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  19  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  20  * GNU General Public License for more details.
  21  *
  22  * You should have received a copy of the GNU General Public License
  23  * along with this program; if not, write to the Free Software
  24  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  25  */
  26
  27 #ifndef __PACKET_SCTP_H__
  28 #define __PACKET_SCTP_H__
  29
  30 #define MAXIMUM_NUMBER_OF_TVBS 2048
  31
  32 struct _sctp_info {
  33   gboolean incomplete;
  34   gboolean adler32_calculated;
  35   gboolean adler32_correct;
  36   gboolean crc32c_calculated;
  37   gboolean crc32c_correct;
  38   gboolean checksum_zero;
  39   gboolean vtag_reflected;
  40   guint16 sport;
  41   guint16 dport;
  42   address ip_src;
  43   address ip_dst;
  44   guint32 verification_tag;
  45   guint32 number_of_tvbs;
  46   tvbuff_t *tvb[MAXIMUM_NUMBER_OF_TVBS];
  47 };
  48
  49 typedef struct _sctp_fragment {
  50   guint32 frame_num;
  51   guint32 tsn;
  52   guint32 len;
  53   unsigned char *data;
  54   struct _sctp_fragment *next;
  55 } sctp_fragment;
  56
  57 typedef struct _sctp_frag_be {
  58   sctp_fragment* fragment;
  59   struct _sctp_frag_be *next;
  60 } sctp_frag_be;
  61
  62 typedef struct _sctp_complete_msg {
  63   guint32 begin;
  64   guint32 end;
  65   sctp_fragment* reassembled_in;
  66   guint32 len;
  67   unsigned char *data;
  68   struct _sctp_complete_msg *next;
  69 } sctp_complete_msg;
  70
  71 typedef struct _sctp_frag_msg {
  72   sctp_frag_be* begins;
  73   sctp_frag_be* ends;
  74   sctp_fragment* fragments;
  75   sctp_complete_msg* messages;
  76   struct _sctp_frag_msg* next;
  77 } sctp_frag_msg;
  78
  79
  80 #endif