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.
32 #include <epan/range.h>
35 #define PR_DEST_FILE 1
38 #define DEF_HEIGHT 550
40 #define MAX_VAL_LEN 1024
42 #define RTP_PLAYER_DEFAULT_VISIBLE 4
43 #define TAP_UPDATE_DEFAULT_INTERVAL 3000
46 * Convert a string listing name resolution types to a bitmask of
49 * Set "*name_resolve" to the bitmask, and return '\0', on success;
50 * return the bad character in the string on error.
52 char string_to_name_resolve(char *string, guint32 *name_resolve);
55 * Modes for the starting directory in File Open dialogs.
57 #define FO_STYLE_LAST_OPENED 0 /* start in last directory we looked at */
58 #define FO_STYLE_SPECIFIED 1 /* start in specified directory */
63 #define TB_STYLE_ICONS 0
64 #define TB_STYLE_TEXT 1
65 #define TB_STYLE_BOTH 2
68 * Types of layout of summary/details/hex panes.
71 layout_unused, /* entry currently unused */
85 layout_pane_content_none,
86 layout_pane_content_plist,
87 layout_pane_content_pdetails,
88 layout_pane_content_pbytes
89 } layout_pane_content_e;
92 * open console behaviour (win32 only)
101 typedef struct _e_prefs {
108 color_t st_client_fg, st_client_bg, st_server_fg, st_server_bg;
109 gboolean gui_scrollbar_on_right;
110 gboolean gui_plist_sel_browse;
111 gboolean gui_ptree_sel_browse;
112 gboolean gui_altern_colors;
113 gboolean filter_toolbar_show_in_statusbar;
114 gint gui_ptree_line_style;
115 gint gui_ptree_expander_style;
116 gboolean gui_hex_dump_highlight_style;
117 gint gui_toolbar_main_style;
118 gint gui_toolbar_filter_style;
119 gchar *gui_font_name;
120 color_t gui_marked_fg;
121 color_t gui_marked_bg;
122 color_t gui_ignored_fg;
123 color_t gui_ignored_bg;
124 gchar *gui_colorized_fg;
125 gchar *gui_colorized_bg;
126 gboolean gui_geometry_save_position;
127 gboolean gui_geometry_save_size;
128 gboolean gui_geometry_save_maximized;
129 gboolean gui_macosx_style;
130 console_open_e gui_console_open;
131 guint gui_recent_df_entries_max;
132 guint gui_recent_files_count_max;
133 guint gui_fileopen_style;
134 gchar *gui_fileopen_dir;
135 guint gui_fileopen_preview;
136 gboolean gui_ask_unsaved;
137 gboolean gui_find_wrap;
138 gboolean gui_use_pref_save;
139 gchar *gui_webbrowser;
140 gchar *gui_window_title;
141 gchar *gui_start_title;
142 gboolean gui_version_in_start_page;
143 layout_type_e gui_layout_type;
144 layout_pane_content_e gui_layout_content_1;
145 layout_pane_content_e gui_layout_content_2;
146 layout_pane_content_e gui_layout_content_3;
147 gint console_log_level;
148 guint32 name_resolve;
149 gint name_resolve_concurrency;
150 gboolean load_smi_modules;
151 gboolean suppress_smi_errors;
152 gchar *capture_device;
153 gchar *capture_devices_linktypes;
154 gchar *capture_devices_descr;
155 gchar *capture_devices_hide;
156 gchar *capture_devices_monitor_mode;
157 gboolean capture_prom_mode;
158 gboolean capture_pcap_ng;
159 gboolean capture_real_time;
160 gboolean capture_auto_scroll;
161 gboolean capture_show_info;
162 guint rtp_player_max_visible;
163 guint tap_update_interval;
164 gboolean display_hidden_proto_items;
167 WS_VAR_IMPORT e_prefs prefs;
170 * Routines to let modules that have preference settings register
171 * themselves by name, and to let them register preference settings
176 typedef struct pref_module module_t;
178 /** Sets up memory used by proto routines. Called at program startup */
179 extern void prefs_init(void);
181 /** Reset preferences to default values. Called at profile change */
182 extern void prefs_reset(void);
184 /** Frees memory used by proto routines. Called at program shutdown */
185 extern void prefs_cleanup(void);
188 * Register a module that will have preferences.
189 * Specify the module under which to register it or NULL to register it
190 * at the top level, the name used for the module in the preferences file,
191 * the title used in the tab for it in a preferences dialog box, and a
192 * routine to call back when we apply the preferences.
194 * This should not be used for dissector preferences;
195 * "prefs_register_protocol()" should be used for that, so that the
196 * preferences go under the "Protocols" subtree, and so that the
197 * name is the protocol name specified at the "proto_register_protocol()"
198 * call so that the "Protocol Properties..." menu item works.
200 extern module_t *prefs_register_module(module_t *parent, const char *name,
201 const char *title, const char *description, void (*apply_cb)(void));
204 * Register a subtree that will have modules under it.
205 * Specify the module under which to register it or NULL to register it
206 * at the top level and the title used in the tab for it in a preferences
209 extern module_t *prefs_register_subtree(module_t *parent, const char *title,
210 const char *description);
213 * Register that a protocol has preferences.
215 extern module_t *prefs_register_protocol(int id, void (*apply_cb)(void));
218 * Register that a protocol has preferences and group it under a single
221 #define PREFERENCE_GROUPING
222 extern module_t *prefs_register_protocol_subtree(const char *subtree, int id,
223 void (*apply_cb)(void));
226 * Register that a protocol used to have preferences but no longer does,
227 * by creating an "obsolete" module for it.
229 extern module_t *prefs_register_protocol_obsolete(int id);
232 * Callback function for module list scanners.
234 typedef guint (*module_cb)(module_t *module, gpointer user_data);
237 * Returns TRUE if module has any submodules
239 extern gboolean prefs_module_has_submodules(module_t *module);
242 * Call a callback function, with a specified argument, for each module
243 * in the list of all modules. (This list does not include subtrees.)
245 * Ignores "obsolete" modules; their sole purpose is to allow old
246 * preferences for dissectors that no longer have preferences to be
247 * silently ignored in preference files.
249 extern guint prefs_modules_foreach(module_cb callback, gpointer user_data);
252 * Call a callback function, with a specified argument, for each submodule
253 * of specified modules. If the module is NULL, goes through the top-level
254 * list in the display tree of modules.
256 * Ignores "obsolete" modules; their sole purpose is to allow old
257 * preferences for dissectors that no longer have preferences to be
258 * silently ignored in preference files. Does not ignore subtrees,
259 * as this can be used when walking the display tree of modules.
261 extern guint prefs_modules_foreach_submodules(module_t *module, module_cb callback, gpointer user_data);
264 * Call the "apply" callback function for each module if any of its
265 * preferences have changed, and then clear the flag saying its
266 * preferences have changed, as the module has been notified of that
269 extern void prefs_apply_all(void);
272 * Call the "apply" callback function for a specific module if any of
273 * its preferences have changed, and then clear the flag saying its
274 * preferences have changed, as the module has been notified of that
277 extern void prefs_apply(module_t *module);
282 typedef struct preference pref_t;
285 * Returns TRUE if the given protocol has registered preferences.
287 extern gboolean prefs_is_registered_protocol(const char *name);
290 * Returns the module title of a registered protocol (or NULL if unknown).
292 extern const char *prefs_get_title_by_name(const char *name);
294 /** Given a module name, return a pointer to its pref_module struct,
295 * or NULL if it's not found.
297 * @param name The preference module name. Usually the same as the protocol
299 * @return A pointer to the corresponding preference module, or NULL if it
302 extern module_t *prefs_find_module(const char *name);
304 /** Given a module name, and a preference name return a pointer to the given
305 * module's given preference or NULL if it's not found.
307 * @param module The preference module name. Usually the same as the protocol
309 * @param pref The preference name, e.g. "desegment".
310 * @return A pointer to the corresponding preference, or NULL if it
313 extern pref_t *prefs_find_preference(module_t * module, const char *pref);
316 * Register a preference with an unsigned integral value.
318 extern void prefs_register_uint_preference(module_t *module, const char *name,
319 const char *title, const char *description, guint base, guint *var);
322 * Register a preference with an Boolean value.
323 * Note that the name must be in lowercase letters only (underscore allowed).
325 extern void prefs_register_bool_preference(module_t *module, const char *name,
326 const char *title, const char *description, gboolean *var);
329 * Register a preference with an enumerated value.
333 const char *description;
337 extern void prefs_register_enum_preference(module_t *module, const char *name,
338 const char *title, const char *description, gint *var,
339 const enum_val_t *enumvals, gboolean radio_buttons);
342 * Register a preference with a character-string value.
344 extern void prefs_register_string_preference(module_t *module, const char *name,
345 const char *title, const char *description, const char **var);
348 * Register a preference with a ranged value.
350 extern void prefs_register_range_preference(module_t *module, const char *name,
351 const char *title, const char *description, range_t **var,
355 * Register a static text 'preference'. It can be used to add some info/explanation.
357 extern void prefs_register_static_text_preference(module_t *module, const char *name,
358 const char *title, const char *description);
361 * Register a uat 'preference'. It adds a button that opens the uat's window in the
362 * preferences tab of the module.
364 extern void prefs_register_uat_preference(module_t *module,
367 const char *description,
371 * Register a preference that used to be supported but no longer is.
373 extern void prefs_register_obsolete_preference(module_t *module,
376 typedef guint (*pref_cb)(pref_t *pref, gpointer user_data);
379 * Call a callback function, with a specified argument, for each preference
382 * If any of the callbacks return a non-zero value, stop and return that
383 * value, otherwise return 0.
385 extern guint prefs_pref_foreach(module_t *module, pref_cb callback,
388 /* Parse through a list of comma-separated, possibly quoted strings.
389 * Return a list of the string data.
391 extern GList *prefs_get_string_list(gchar *str);
393 /* Clear the given list of string data. */
394 extern void prefs_clear_string_list(GList *sl);
397 * Register all non-dissector modules' preferences.
399 extern void prefs_register_modules(void);
401 /* Read the preferences file, fill in "prefs", and return a pointer to it.
403 If we got an error (other than "it doesn't exist") trying to read
404 the global preferences file, stuff the errno into "*gpf_errno_return"
405 on an open error and into "*gpf_read_errno_return" on a read error,
406 stuff a pointer to the path of the file into "*gpf_path_return", and
409 If we got an error (other than "it doesn't exist") trying to read
410 the user's preferences file, stuff the errno into "*pf_errno_return"
411 on an open error and into "*pf_read_errno_return" on a read error,
412 stuff a pointer to the path of the file into "*pf_path_return", and
414 extern e_prefs *read_prefs(int *, int *, char **, int *, int *, char **);
416 /* Write out "prefs" to the user's preferences file, and return 0.
418 If we got an error, stuff a pointer to the path of the preferences file
419 into "*pf_path_return", and return the errno. */
420 extern int write_prefs(char **);
422 /* Copy a set of preferences. */
423 extern void copy_prefs(e_prefs *dest, e_prefs *src);
425 /* Free a set of preferences. */
426 extern void free_prefs(e_prefs *pr);
429 * Given a string of the form "<pref name>:<pref value>", as might appear
430 * as an argument to a "-o" option, parse it and set the preference in
431 * question. Return an indication of whether it succeeded or failed
434 * XXX - should supply, for syntax errors, a detailed explanation of
438 PREFS_SET_OK, /* succeeded */
439 PREFS_SET_SYNTAX_ERR, /* syntax error in string */
440 PREFS_SET_NO_SUCH_PREF, /* no such preference */
441 PREFS_SET_OBSOLETE /* preference used to exist but no longer does */
444 extern prefs_set_pref_e prefs_set_pref(char *prefarg);
447 * Returns TRUE if the given device is hidden
449 extern gboolean prefs_is_capture_device_hidden(const char *name);
452 * Returns TRUE if the given device should capture in monitor mode by default
454 extern gboolean prefs_capture_device_monitor_mode(const char *name);