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/* prefs-int.h
* Definitions for implementation of preference handling routines;
* used by "friends" of the preferences type.
*
* $Id$
*
* 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 __PREFS_INT_H__
#define __PREFS_INT_H__
#include <stdio.h>
/**
*@file
*/
struct pref_module {
const char *name; /**< name of module */
const char *title; /**< title of module (displayed in preferences list) */
const char *description; /**< Description of module (displayed in preferences notebook) */
void (*apply_cb)(void); /**< routine to call when preferences applied */
GList *prefs; /**< list of its preferences */
emem_tree_t *submodules; /**< list of its submodules */
int numprefs; /**< number of non-obsolete preferences */
gboolean prefs_changed; /**< if TRUE, a preference has changed since we last checked */
gboolean obsolete; /**< if TRUE, this is a module that used to
* exist but no longer does
*/
};
/**
* Module used for protocol preferences.
* With MSVC and a libwireshark.dll, we need a special declaration.
*/
WS_VAR_IMPORT module_t *protocols_module;
/**
* PREF_OBSOLETE is used for preferences that a module used to support
* but no longer supports; we give different error messages for them.
*/
typedef enum {
PREF_UINT,
PREF_BOOL,
PREF_ENUM,
PREF_STRING,
PREF_RANGE,
PREF_STATIC_TEXT,
PREF_UAT,
PREF_OBSOLETE
} pref_type_t;
/** Struct to hold preference data */
struct preference {
const char *name; /**< name of preference */
const char *title; /**< title to use in GUI */
const char *description; /**< human-readable description of preference */
int ordinal; /**< ordinal number of this preference */
pref_type_t type; /**< type of that preference */
union {
guint *uint;
gboolean *boolp;
gint *enump;
const char **string;
range_t **range;
void* uat;
} varp; /**< pointer to variable storing the value */
union {
guint uint;
gboolean boolval;
gint enumval;
char *string;
range_t *range;
} saved_val; /**< original value, when editing from the GUI */
union {
guint uint;
gboolean boolval;
gint enumval;
char *string;
range_t *range;
} default_val; /**< the default value of the preference */
union {
guint base; /**< input/output base, for PREF_UINT */
guint32 max_value; /**< maximum value of a range */
struct {
const enum_val_t *enumvals; /**< list of name & values */
gboolean radio_buttons; /**< TRUE if it should be shown as
radio buttons rather than as an
option menu or combo box in
the preferences tab */
} enum_info; /**< for PREF_ENUM */
} info; /**< display/text file information */
void *control; /**< handle for GUI control for this preference */
};
/* read_prefs_file: read in a generic config file and do a callback to */
/* pref_set_pair_fct() for every key/value pair found */
/**
* Given a string of the form "<pref name>:<pref value>", as might appear
* as an argument to a "-o" option, parse it and set the preference in
* question.
* @return an indication of whether it succeeded or failed
* in some fashion.
*/
typedef prefs_set_pref_e (*pref_set_pair_cb) (gchar *key, gchar *value, void *private_data, gboolean return_range_errors);
/** read the preferences file (or similiar) and call the callback
* function to set each key/value pair found
*/
int
read_prefs_file(const char *pf_path, FILE *pf, pref_set_pair_cb pref_set_pair_fct, void *private_data);
#endif /* prefs-int.h */
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