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/* circuit.h
* Routines for building lists of packets that are part of a "circuit"
*
* $Id$
*
* Wireshark - Network traffic analyzer
* By Gerald Combs <gerald@wireshark.org>
* Copyright 1998 Gerald Combs
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#ifndef __CIRCUIT_H__
#define __CIRCUIT_H__
#include "packet.h" /* for circuit dissector type */
/*
* Data structure representing a circuit.
*/
typedef struct circuit_key {
circuit_type ctype;
guint32 circuit_id;
} circuit_key;
typedef struct circuit {
struct circuit *next; /* pointer to next circuit with given circuit ID */
guint32 first_frame; /* # of first frame for that circuit */
guint32 last_frame; /* # of last frame for that circuit */
guint32 index; /* unique ID for circuit */
GSList *data_list; /* list of data associated with circuit */
dissector_handle_t dissector_handle;
/* handle for protocol dissector client associated with circuit */
guint options; /* wildcard flags */
circuit_key *key_ptr; /* pointer to the key for this circuit */
} circuit_t;
extern void circuit_init(void);
extern circuit_t *circuit_new(circuit_type ctype, guint32 circuit_id,
guint32 first_frame);
extern circuit_t *find_circuit(circuit_type ctype, guint32 circuit_id,
guint32 frame);
extern void close_circuit(circuit_t *circuit, guint32 last_frame);
extern void circuit_add_proto_data(circuit_t *conv, int proto,
void *proto_data);
extern void *circuit_get_proto_data(circuit_t *conv, int proto);
extern void circuit_delete_proto_data(circuit_t *conv, int proto);
extern void circuit_set_dissector(circuit_t *circuit,
dissector_handle_t handle);
extern dissector_handle_t circuit_get_dissector(circuit_t *circuit);
extern gboolean
try_circuit_dissector(circuit_type ctype, guint32 circuit_id, guint32 frame,
tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree);
#endif /* circuit.h */
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