2021-11-30 04:18:35 +00:00
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/** @file
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*
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2001-02-27 19:23:30 +00:00
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* Routines for providing general range support to the dfilter library
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*
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* Copyright (c) 2000 by Ed Warnicke <hagbard@physics.rutgers.edu>
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*
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2006-05-21 05:12:17 +00:00
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* Wireshark - Network traffic analyzer
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2001-02-27 19:23:30 +00:00
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* By Gerald Combs
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* Copyright 1999 Gerald Combs
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2018-02-08 16:59:17 +00:00
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* SPDX-License-Identifier: GPL-2.0-or-later
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2001-02-27 19:23:30 +00:00
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*/
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2002-08-28 20:41:00 +00:00
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#ifndef __DRANGE_H__
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2001-02-27 19:23:30 +00:00
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#define __DRANGE_H__
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2021-12-16 18:06:18 +00:00
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#include <wireshark.h>
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2001-02-27 19:23:30 +00:00
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2002-08-28 20:41:00 +00:00
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/* Please don't directly manipulate these structs. Please use
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* the methods provided. If you REALLY can't do what you need to
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* do with the methods provided please write new methods that do
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* what you need, put them into the drange object here, and limit
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* your direct manipulation of the drange and drange_node structs to
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2001-02-27 19:23:30 +00:00
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* here.
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*/
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2001-03-02 17:04:25 +00:00
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typedef enum {
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2010-01-19 19:37:03 +00:00
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DRANGE_NODE_END_T_UNINITIALIZED,
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DRANGE_NODE_END_T_LENGTH,
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DRANGE_NODE_END_T_OFFSET,
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DRANGE_NODE_END_T_TO_THE_END
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2001-03-02 17:04:25 +00:00
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} drange_node_end_t;
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2001-02-27 19:23:30 +00:00
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typedef struct _drange_node {
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2001-03-02 17:04:25 +00:00
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gint start_offset;
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gint length;
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gint end_offset;
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drange_node_end_t ending;
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2001-02-27 19:23:30 +00:00
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} drange_node;
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typedef struct _drange {
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GSList* range_list;
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gboolean has_total_length;
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gint total_length;
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2001-03-02 17:04:25 +00:00
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gint min_start_offset;
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gint max_start_offset;
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2013-03-05 06:16:45 +00:00
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} drange_t;
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2001-02-27 19:23:30 +00:00
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/* drange_node constructor */
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2004-01-18 15:34:23 +00:00
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drange_node* drange_node_new(void);
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2001-02-27 19:23:30 +00:00
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2021-10-25 20:27:40 +00:00
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/* drange_node constructor */
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drange_node* drange_node_from_str(const char *range_str, char **err_ptr);
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2001-02-27 19:23:30 +00:00
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/* drange_node destructor */
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void drange_node_free(drange_node* drnode);
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/* Call drange_node destructor on all list items */
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void drange_node_free_list(GSList* list);
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2002-08-28 20:41:00 +00:00
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/* drange_node accessors */
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2001-03-02 17:04:25 +00:00
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gint drange_node_get_start_offset(drange_node* drnode);
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2001-02-27 19:23:30 +00:00
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gint drange_node_get_length(drange_node* drnode);
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gint drange_node_get_end_offset(drange_node* drnode);
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drange_node_end_t drange_node_get_ending(drange_node* drnode);
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2001-02-27 19:23:30 +00:00
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/* drange_node mutators */
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void drange_node_set_start_offset(drange_node* drnode, gint offset);
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2001-02-27 19:23:30 +00:00
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void drange_node_set_length(drange_node* drnode, gint length);
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2001-03-02 17:04:25 +00:00
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void drange_node_set_end_offset(drange_node* drnode, gint offset);
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void drange_node_set_to_the_end(drange_node* drnode);
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2001-02-27 19:23:30 +00:00
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/* drange constructor */
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2013-03-05 06:16:45 +00:00
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drange_t * drange_new(void);
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drange_t * drange_new_from_list(GSList *list);
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drange_t * drange_dup(drange_t *org);
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2001-02-27 19:23:30 +00:00
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2002-08-28 20:41:00 +00:00
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/* drange destructor, only use this if you used drange_new() to creat
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2001-02-27 19:23:30 +00:00
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* the drange
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*/
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2013-03-05 06:16:45 +00:00
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void drange_free(drange_t* dr);
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2001-02-27 19:23:30 +00:00
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/* drange accessors */
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2013-03-05 06:16:45 +00:00
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gboolean drange_has_total_length(drange_t* dr);
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gint drange_get_total_length(drange_t* dr);
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gint drange_get_min_start_offset(drange_t* dr);
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gint drange_get_max_start_offset(drange_t* dr);
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2001-02-27 19:23:30 +00:00
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/* drange mutators */
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2013-03-05 06:16:45 +00:00
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void drange_append_drange_node(drange_t* dr, drange_node* drnode);
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void drange_prepend_drange_node(drange_t* dr, drange_node* drnode);
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void drange_foreach_drange_node(drange_t* dr, GFunc func, gpointer funcdata);
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2001-02-27 19:23:30 +00:00
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2021-10-01 12:40:19 +00:00
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char *drange_tostr(drange_t *dr);
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2001-02-27 19:23:30 +00:00
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#endif /* ! __DRANGE_H__ */
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