2 * Definitions for preference handling routines
6 * Wireshark - Network traffic analyzer
7 * By Gerald Combs <gerald@wireshark.org>
8 * Copyright 1998 Gerald Combs
10 * This program is free software; you can redistribute it and/or
11 * modify it under the terms of the GNU General Public License
12 * as published by the Free Software Foundation; either version 2
13 * of the License, or (at your option) any later version.
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
20 * You should have received a copy of the GNU General Public License
21 * along with this program; if not, write to the Free Software
22 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
30 #endif /* __cplusplus */
36 #include <epan/params.h>
37 #include <epan/range.h>
40 #define PR_DEST_FILE 1
43 #define DEF_HEIGHT 550
45 #define MAX_VAL_LEN 1024
47 #define RTP_PLAYER_DEFAULT_VISIBLE 4
48 #define TAP_UPDATE_DEFAULT_INTERVAL 3000
51 * Convert a string listing name resolution types to a bitmask of
54 * Set "*name_resolve" to the bitmask, and return '\0', on success;
55 * return the bad character in the string on error.
57 char string_to_name_resolve(char *string, guint32 *name_resolve);
60 * Modes for the starting directory in File Open dialogs.
62 #define FO_STYLE_LAST_OPENED 0 /* start in last directory we looked at */
63 #define FO_STYLE_SPECIFIED 1 /* start in specified directory */
68 #define TB_STYLE_ICONS 0
69 #define TB_STYLE_TEXT 1
70 #define TB_STYLE_BOTH 2
73 * Types of layout of summary/details/hex panes.
76 layout_unused, /* entry currently unused */
90 layout_pane_content_none,
91 layout_pane_content_plist,
92 layout_pane_content_pdetails,
93 layout_pane_content_pbytes
94 } layout_pane_content_e;
97 * open console behaviour (win32 only)
106 typedef struct _e_prefs {
113 color_t st_client_fg, st_client_bg, st_server_fg, st_server_bg;
114 gboolean gui_scrollbar_on_right;
115 gboolean gui_plist_sel_browse;
116 gboolean gui_ptree_sel_browse;
117 gboolean gui_altern_colors;
118 gboolean gui_expert_composite_eyecandy;
119 gboolean filter_toolbar_show_in_statusbar;
120 gint gui_ptree_line_style;
121 gint gui_ptree_expander_style;
122 gboolean gui_hex_dump_highlight_style;
123 gint gui_toolbar_main_style;
124 gint gui_toolbar_filter_style;
125 gchar *gui_font_name;
126 color_t gui_marked_fg;
127 color_t gui_marked_bg;
128 color_t gui_ignored_fg;
129 color_t gui_ignored_bg;
130 gchar *gui_colorized_fg;
131 gchar *gui_colorized_bg;
132 gboolean gui_geometry_save_position;
133 gboolean gui_geometry_save_size;
134 gboolean gui_geometry_save_maximized;
135 gboolean gui_macosx_style;
136 console_open_e gui_console_open;
137 guint gui_recent_df_entries_max;
138 guint gui_recent_files_count_max;
139 guint gui_fileopen_style;
140 gchar *gui_fileopen_dir;
141 guint gui_fileopen_preview;
142 gboolean gui_ask_unsaved;
143 gboolean gui_find_wrap;
144 gboolean gui_use_pref_save;
145 gchar *gui_webbrowser;
146 gchar *gui_window_title;
147 gchar *gui_start_title;
148 gboolean gui_version_in_start_page;
149 gboolean gui_auto_scroll_on_expand;
150 guint gui_auto_scroll_percentage;
151 layout_type_e gui_layout_type;
152 layout_pane_content_e gui_layout_content_1;
153 layout_pane_content_e gui_layout_content_2;
154 layout_pane_content_e gui_layout_content_3;
155 gint console_log_level;
156 guint32 name_resolve;
157 gint name_resolve_concurrency;
158 gboolean load_smi_modules;
159 gboolean suppress_smi_errors;
160 gchar *capture_device;
161 gchar *capture_devices_linktypes;
162 gchar *capture_devices_descr;
163 gchar *capture_devices_hide;
164 gchar *capture_devices_monitor_mode;
165 gboolean capture_prom_mode;
166 gboolean capture_pcap_ng;
167 gboolean capture_real_time;
168 gboolean capture_auto_scroll;
169 gboolean capture_show_info;
170 guint rtp_player_max_visible;
171 guint tap_update_interval;
172 gboolean display_hidden_proto_items;
173 gpointer filter_expressions; /* Actually points to &head */
176 WS_VAR_IMPORT e_prefs prefs;
179 * Routines to let modules that have preference settings register
180 * themselves by name, and to let them register preference settings
185 typedef struct pref_module module_t;
187 /** Sets up memory used by proto routines. Called at program startup */
188 extern void prefs_init(void);
190 /** Reset preferences to default values. Called at profile change */
191 extern void prefs_reset(void);
193 /** Frees memory used by proto routines. Called at program shutdown */
194 extern void prefs_cleanup(void);
197 * Register a module that will have preferences.
198 * Specify the module under which to register it or NULL to register it
199 * at the top level, the name used for the module in the preferences file,
200 * the title used in the tab for it in a preferences dialog box, and a
201 * routine to call back when we apply the preferences.
203 * This should not be used for dissector preferences;
204 * "prefs_register_protocol()" should be used for that, so that the
205 * preferences go under the "Protocols" subtree, and so that the
206 * name is the protocol name specified at the "proto_register_protocol()"
207 * call so that the "Protocol Properties..." menu item works.
209 extern module_t *prefs_register_module(module_t *parent, const char *name,
210 const char *title, const char *description, void (*apply_cb)(void));
213 * Register a subtree that will have modules under it.
214 * Specify the module under which to register it or NULL to register it
215 * at the top level and the title used in the tab for it in a preferences
218 extern module_t *prefs_register_subtree(module_t *parent, const char *title,
219 const char *description);
222 * Register that a protocol has preferences.
224 extern module_t *prefs_register_protocol(int id, void (*apply_cb)(void));
227 * Register that a protocol has preferences and group it under a single
230 #define PREFERENCE_GROUPING
231 extern module_t *prefs_register_protocol_subtree(const char *subtree, int id,
232 void (*apply_cb)(void));
235 * Register that a protocol used to have preferences but no longer does,
236 * by creating an "obsolete" module for it.
238 extern module_t *prefs_register_protocol_obsolete(int id);
241 * Callback function for module list scanners.
243 typedef guint (*module_cb)(module_t *module, gpointer user_data);
246 * Returns TRUE if module has any submodules
248 extern gboolean prefs_module_has_submodules(module_t *module);
251 * Call a callback function, with a specified argument, for each module
252 * in the list of all modules. (This list does not include subtrees.)
254 * Ignores "obsolete" modules; their sole purpose is to allow old
255 * preferences for dissectors that no longer have preferences to be
256 * silently ignored in preference files.
258 extern guint prefs_modules_foreach(module_cb callback, gpointer user_data);
261 * Call a callback function, with a specified argument, for each submodule
262 * of specified modules. If the module is NULL, goes through the top-level
263 * list in the display tree of modules.
265 * Ignores "obsolete" modules; their sole purpose is to allow old
266 * preferences for dissectors that no longer have preferences to be
267 * silently ignored in preference files. Does not ignore subtrees,
268 * as this can be used when walking the display tree of modules.
270 extern guint prefs_modules_foreach_submodules(module_t *module, module_cb callback, gpointer user_data);
273 * Call the "apply" callback function for each module if any of its
274 * preferences have changed, and then clear the flag saying its
275 * preferences have changed, as the module has been notified of that
278 extern void prefs_apply_all(void);
281 * Call the "apply" callback function for a specific module if any of
282 * its preferences have changed, and then clear the flag saying its
283 * preferences have changed, as the module has been notified of that
286 extern void prefs_apply(module_t *module);
291 typedef struct preference pref_t;
294 * Returns TRUE if the given protocol has registered preferences.
296 extern gboolean prefs_is_registered_protocol(const char *name);
299 * Returns the module title of a registered protocol (or NULL if unknown).
301 extern const char *prefs_get_title_by_name(const char *name);
303 /** Given a module name, return a pointer to its pref_module struct,
304 * or NULL if it's not found.
306 * @param name The preference module name. Usually the same as the protocol
308 * @return A pointer to the corresponding preference module, or NULL if it
311 extern module_t *prefs_find_module(const char *name);
313 /** Given a module name, and a preference name return a pointer to the given
314 * module's given preference or NULL if it's not found.
316 * @param module The preference module name. Usually the same as the protocol
318 * @param pref The preference name, e.g. "desegment".
319 * @return A pointer to the corresponding preference, or NULL if it
322 extern pref_t *prefs_find_preference(module_t * module, const char *pref);
325 * Register a preference with an unsigned integral value.
327 extern void prefs_register_uint_preference(module_t *module, const char *name,
328 const char *title, const char *description, guint base, guint *var);
331 * Register a preference with an Boolean value.
332 * Note that the name must be in lowercase letters only (underscore allowed).
334 extern void prefs_register_bool_preference(module_t *module, const char *name,
335 const char *title, const char *description, gboolean *var);
338 * Register a preference with an enumerated value.
340 extern void prefs_register_enum_preference(module_t *module, const char *name,
341 const char *title, const char *description, gint *var,
342 const enum_val_t *enumvals, gboolean radio_buttons);
345 * Register a preference with a character-string value.
347 extern void prefs_register_string_preference(module_t *module, const char *name,
348 const char *title, const char *description, const char **var);
351 * Register a preference with a ranged value.
353 extern void prefs_register_range_preference(module_t *module, const char *name,
354 const char *title, const char *description, range_t **var,
358 * Register a static text 'preference'. It can be used to add some info/explanation.
360 extern void prefs_register_static_text_preference(module_t *module, const char *name,
361 const char *title, const char *description);
364 * Register a uat 'preference'. It adds a button that opens the uat's window in the
365 * preferences tab of the module.
367 extern void prefs_register_uat_preference(module_t *module,
370 const char *description,
374 * Register a preference that used to be supported but no longer is.
376 extern void prefs_register_obsolete_preference(module_t *module,
380 typedef guint (*pref_cb)(pref_t *pref, gpointer user_data);
383 * Call a callback function, with a specified argument, for each preference
386 * If any of the callbacks return a non-zero value, stop and return that
387 * value, otherwise return 0.
389 extern guint prefs_pref_foreach(module_t *module, pref_cb callback,
392 /* Parse through a list of comma-separated, possibly quoted strings.
393 * Return a list of the string data.
395 extern GList *prefs_get_string_list(gchar *str);
397 /* Clear the given list of string data. */
398 extern void prefs_clear_string_list(GList *sl);
401 * Register all non-dissector modules' preferences.
403 extern void prefs_register_modules(void);
405 /* Read the preferences file, fill in "prefs", and return a pointer to it.
407 If we got an error (other than "it doesn't exist") trying to read
408 the global preferences file, stuff the errno into "*gpf_errno_return"
409 on an open error and into "*gpf_read_errno_return" on a read error,
410 stuff a pointer to the path of the file into "*gpf_path_return", and
413 If we got an error (other than "it doesn't exist") trying to read
414 the user's preferences file, stuff the errno into "*pf_errno_return"
415 on an open error and into "*pf_read_errno_return" on a read error,
416 stuff a pointer to the path of the file into "*pf_path_return", and
418 extern e_prefs *read_prefs(int *, int *, char **, int *, int *, char **);
420 /* Write out "prefs" to the user's preferences file, and return 0.
422 If we got an error, stuff a pointer to the path of the preferences file
423 into "*pf_path_return", and return the errno. */
424 extern int write_prefs(char **);
426 /* Copy a set of preferences. */
427 extern void copy_prefs(e_prefs *dest, e_prefs *src);
429 /* Free a set of preferences. */
430 extern void free_prefs(e_prefs *pr);
433 * Given a string of the form "<pref name>:<pref value>", as might appear
434 * as an argument to a "-o" option, parse it and set the preference in
435 * question. Return an indication of whether it succeeded or failed
438 * XXX - should supply, for syntax errors, a detailed explanation of
442 PREFS_SET_OK, /* succeeded */
443 PREFS_SET_SYNTAX_ERR, /* syntax error in string */
444 PREFS_SET_NO_SUCH_PREF, /* no such preference */
445 PREFS_SET_OBSOLETE /* preference used to exist but no longer does */
448 extern prefs_set_pref_e prefs_set_pref(char *prefarg);
451 * Get or set a preference's obsolete status. These can be used to make a
452 * preference obsolete after startup so that we can fetch its value but
453 * keep it from showing up in the prefrences dialog.
455 extern gboolean prefs_get_preference_obsolete(pref_t *pref);
456 extern prefs_set_pref_e prefs_set_preference_obsolete(pref_t *pref);
460 * Returns TRUE if the given device is hidden
462 extern gboolean prefs_is_capture_device_hidden(const char *name);
465 * Returns TRUE if the given device should capture in monitor mode by default
467 extern gboolean prefs_capture_device_monitor_mode(const char *name);
471 #endif /* __cplusplus */