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/* decode_as.h
* Routines for dissector Decode As handlers
*
* 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 __DECODE_AS_H__
#define __DECODE_AS_H__
#include "ws_symbol_export.h"
#include "ftypes/ftypes.h"
#include "packet_info.h"
#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */
/** @file
*/
#define MAX_DECODE_AS_PROMPT_LEN 200
#define DECODE_AS_ENTRY "decode_as_entry"
#define DECODE_AS_NONE "(none)"
/*
* Filename of the "decode as" entry preferences
*/
#define DECODE_AS_ENTRIES_FILE_NAME "decode_as_entries"
/** callback function definition: return formatted label string */
typedef void (*build_label_func)(packet_info *pinfo, gchar* result);
/** callback function definition: return value used to pass to dissector table */
typedef gpointer (*build_valid_func)(packet_info *pinfo);
typedef void (*decode_as_add_to_list_func)(const gchar *table_name, const gchar *proto_name, gpointer value, gpointer user_data);
typedef void (*decode_as_populate_list_func)(const gchar *table_name, decode_as_add_to_list_func add_to_list, gpointer ui_element);
typedef void (*decode_as_free_func)(gpointer value);
/** callback function definition: Clear value from dissector table */
typedef gboolean (*decode_as_reset_func)(const char *name, const gpointer pattern);
/** callback function definition: Apply value to dissector table */
typedef gboolean (*decode_as_change_func)(const char *name, const gpointer pattern, gpointer handle, gchar* list_name);
typedef struct decode_as_value_s {
build_label_func label_func;
guint num_values;
build_valid_func* build_values;
} decode_as_value_t;
typedef struct decode_as_s {
const char *name;
const gchar *title;
const gchar *table_name;
guint num_items;
guint default_index_value;
decode_as_value_t* values;
const char* pre_value_str;
const char* post_value_str;
decode_as_populate_list_func populate_list;
decode_as_reset_func reset_value;
decode_as_change_func change_value;
decode_as_free_func free_func;
} decode_as_t;
/** register a "Decode As". A copy of the decode_as_t will be maintained by the decode_as module */
WS_DLL_PUBLIC void register_decode_as(decode_as_t* reg);
/* Walk though the dissector table and provide dissector_handle_t for each item in the table */
WS_DLL_PUBLIC void decode_as_default_populate_list(const gchar *table_name, decode_as_add_to_list_func add_to_list, gpointer ui_element);
/* Clear a FT_UINT32 value from dissector table list */
WS_DLL_PUBLIC gboolean decode_as_default_reset(const char *name, const gpointer pattern);
/* Add a FT_UINT32 value to dissector table list */
WS_DLL_PUBLIC gboolean decode_as_default_change(const char *name, const gpointer pattern, gpointer handle, gchar* list_name);
/** List of registered decode_as_t structs.
* For UI code only. Should not be directly accessed by dissectors.
*/
WS_DLL_PUBLIC GList *decode_as_list;
#ifdef __cplusplus
}
#endif /* __cplusplus */
#endif /* decode_as.h */
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