forked from osmocom/wireshark
126 lines
4.1 KiB
C
126 lines
4.1 KiB
C
/* h323_conversations.h
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* H323 conversations summary addition for ethereal
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*
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* $Id$
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*
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* Copyright 2004, Iskratel, Ltd, Kranj
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* By Miha Jemec <m.jemec@iskratel.si>
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*
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* based on rtp_stream.h
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* Copyright 2003, Alcatel Business Systems
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* By Lars Ruoff <lars.ruoff@gmx.net>
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*
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* Ethereal - Network traffic analyzer
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* By Gerald Combs <gerald@ethereal.com>
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* Copyright 1998 Gerald Combs
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#ifndef H323_STREAM_H_INCLUDED
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#define H323_STREAM_H_INCLUDED
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#include <glib.h>
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#include <stdio.h>
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/****************************************************************************/
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/* defines h323 state */
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typedef enum _h323_call_state {
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CALL_SETUP,
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IN_CALL,
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COMPLETED,
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REJECTED,
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UNKNOWN
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} h323_call_state;
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/* defines an h323 conversation */
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typedef struct _h323_conversations_info {
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h323_call_state call_state;
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guint32 src_addr;
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guint16 src_port;
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guint32 dest_addr;
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guint16 dest_port;
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guint8 pt;
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guint32 npackets;
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gboolean faststart;
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guint32 transport;
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/* if there are also h245 messages */
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gboolean is_h245;
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guint32 h245packets;
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guint32 h245address;
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guint16 h245port;
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guint32 first_frame_num; /* frame number of first frame */
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} h323_conversations_info_t;
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extern char *transport_prot_name[256];
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/* structure that holds the information about all detected conversationss */
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/* struct holding all information of the tap */
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typedef struct _h323conversations_tapinfo {
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int nconversationss; /* number of conversationss in the list */
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GList* strinfo_list; /* list with all conversationss */
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int npackets; /* total number of h323 packets of all conversationss */
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h323_conversations_info_t* filter_conversations_fwd; /* used as filter in some tap modes */
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guint32 launch_count; /* number of times the tap has been run */
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int setup_packets;
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int completed_calls;
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int rejected_calls;
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} h323conversations_tapinfo_t;
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/****************************************************************************/
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/* INTERFACE */
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/*
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* Registers the h323_conversationss tap listener (if not already done).
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* From that point on, the H323 conversationss list will be updated with every redissection.
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* This function is also the entry point for the initialization routine of the tap system.
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* So whenever h323_conversations.c is added to the list of ETHEREAL_TAP_SRCs, the tap will be registered on startup.
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* If not, it will be registered on demand by the h323_conversationss and h323_analysis functions that need it.
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*/
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void h225conversations_init_tap(void);
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void h245conversations_init_tap(void);
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/*
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* Removes the h323_conversationss tap listener (if not already done)
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* From that point on, the H323 conversationss list won't be updated any more.
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*/
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void remove_tap_listener_h225_conversations(void);
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void remove_tap_listener_h245_conversations(void);
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/*
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* Retrieves a constant reference to the unique info structure of the h323_conversationss tap listener.
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* The user should not modify the data pointed to.
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*/
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const h323conversations_tapinfo_t* h323conversations_get_info(void);
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/*
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* Cleans up memory of h323 conversationss tap.
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*/
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void h225conversations_reset(h323conversations_tapinfo_t *tapinfo);
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void h245conversations_reset(h323conversations_tapinfo_t *tapinfo);
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/*
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* Marks all packets belonging to conversations.
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* (can be NULL)
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* (redissects all packets)
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*/
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void h323conversations_mark(h323_conversations_info_t* conversations_fwd);
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#endif /*H323_STREAM_H_INCLUDED*/
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