/usr/include/wireshark/epan/circuit.h is in libwireshark-dev 2.0.2+ga16e22e-1.
This file is owned by root:root, with mode 0o644.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 | /* circuit.h
* Routines for building lists of packets that are part of a "circuit"
*
* 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#ifndef __CIRCUIT_H__
#define __CIRCUIT_H__
#include "packet.h" /* for circuit dissector type */
#include "ws_symbol_export.h"
#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */
/**
* 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;
/**
* Destroy all existing circuits.
*/
extern void circuit_cleanup(void);
/**
* Initialize some variables every time a file is loaded or re-loaded.
* Create a new hash table for the circuits in the new file.
*/
extern void circuit_init(void);
/**
* Given a circuit type and circuit ID for a packet, create a new circuit
* to contain packets for that circuit.
*/
WS_DLL_PUBLIC circuit_t *circuit_new(circuit_type ctype, guint32 circuit_id,
guint32 first_frame);
/**
* Given a circuit type and ID, and a frame number, search for a circuit with
* that type and ID whose range of frames includes that frame number.
* Returns NULL if not found.
*/
WS_DLL_PUBLIC circuit_t *find_circuit(circuit_type ctype, guint32 circuit_id,
guint32 frame);
/**
* Set the last frame of a circuit, if it's not already known,
* "closing" the circuit.
*/
extern void close_circuit(circuit_t *circuit, guint32 last_frame);
WS_DLL_PUBLIC void circuit_add_proto_data(circuit_t *conv, int proto,
void *proto_data);
WS_DLL_PUBLIC void *circuit_get_proto_data(circuit_t *conv, int proto);
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);
/**
* Given a circuit type and ID for a packet, search for a matching
* circuit and, if found and it has a circuit dissector,
* call that dissector and return TRUE, otherwise return FALSE.
*/
extern gboolean
try_circuit_dissector(circuit_type ctype, guint32 circuit_id, guint32 frame,
tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void* data);
#ifdef __cplusplus
}
#endif /* __cplusplus */
#endif /* circuit.h */
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