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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
30 #endif /* __cplusplus */
36 #include <epan/params.h>
37 #include <epan/range.h>
39 #include "ws_symbol_export.h"
42 #define PR_DEST_FILE 1
45 #define DEF_HEIGHT 550
47 #define MAX_VAL_LEN 1024
49 #define RTP_PLAYER_DEFAULT_VISIBLE 4
50 #define TAP_UPDATE_DEFAULT_INTERVAL 3000
51 #define ST_DEF_BURSTRES 5
52 #define ST_DEF_BURSTLEN 100
53 #define ST_MAX_BURSTRES 600000 /* somewhat arbirary limit of 10 minutes */
54 #define ST_MAX_BURSTBUCKETS 100 /* somewhat arbirary limit - more buckets degrade performance */
57 struct _e_addr_resolve;
60 * Convert a string listing name resolution types to a bitmask of
63 * Set "*name_resolve" to the bitmask, and return '\0', on success;
64 * return the bad character in the string on error.
67 char string_to_name_resolve(const char *string, struct _e_addr_resolve *name_resolve);
70 * Modes for the starting directory in File Open dialogs.
72 #define FO_STYLE_LAST_OPENED 0 /* start in last directory we looked at */
73 #define FO_STYLE_SPECIFIED 1 /* start in specified directory */
78 #define TB_STYLE_ICONS 0
79 #define TB_STYLE_TEXT 1
80 #define TB_STYLE_BOTH 2
83 * Types of layout of summary/details/hex panes.
86 layout_unused, /* entry currently unused */
100 layout_pane_content_none,
101 layout_pane_content_plist,
102 layout_pane_content_pdetails,
103 layout_pane_content_pbytes
104 } layout_pane_content_e;
107 * open console behaviour (win32 only)
116 * Places version information will show up
119 version_welcome_only,
135 UPDATE_CHANNEL_DEVELOPMENT,
136 UPDATE_CHANNEL_STABLE
137 } software_update_channel_e;
139 typedef struct _e_prefs {
142 const gchar *pr_file;
146 color_t st_client_fg, st_client_bg, st_server_fg, st_server_bg;
147 color_t gui_text_valid, gui_text_invalid, gui_text_deprecated;
148 gboolean gui_altern_colors;
149 gboolean gui_expert_composite_eyecandy;
150 gboolean filter_toolbar_show_in_statusbar;
151 gint gui_ptree_line_style;
152 gint gui_ptree_expander_style;
153 gboolean gui_hex_dump_highlight_style;
154 gint gui_toolbar_main_style;
155 gint gui_toolbar_filter_style;
156 gchar *gui_gtk2_font_name;
157 gchar *gui_qt_font_name;
158 color_t gui_marked_fg;
159 color_t gui_marked_bg;
160 color_t gui_ignored_fg;
161 color_t gui_ignored_bg;
162 const gchar *gui_colorized_fg;
163 const gchar *gui_colorized_bg;
164 gboolean gui_geometry_save_position;
165 gboolean gui_geometry_save_size;
166 gboolean gui_geometry_save_maximized;
167 gboolean gui_macosx_style;
168 console_open_e gui_console_open;
169 guint gui_recent_df_entries_max;
170 guint gui_recent_files_count_max;
171 guint gui_fileopen_style;
172 gchar *gui_fileopen_dir;
173 guint gui_fileopen_preview;
174 gboolean gui_ask_unsaved;
175 gboolean gui_find_wrap;
176 gboolean gui_use_pref_save;
177 gchar *gui_webbrowser;
178 gchar *gui_window_title;
179 const gchar *gui_start_title;
180 version_info_e gui_version_placement;
181 gboolean gui_auto_scroll_on_expand;
182 guint gui_auto_scroll_percentage;
183 layout_type_e gui_layout_type;
184 layout_pane_content_e gui_layout_content_1;
185 layout_pane_content_e gui_layout_content_2;
186 layout_pane_content_e gui_layout_content_3;
187 gint console_log_level;
188 gchar *capture_device;
189 gchar *capture_devices_linktypes;
190 gchar *capture_devices_descr;
191 gchar *capture_devices_hide;
192 gchar *capture_devices_monitor_mode;
193 #if defined(_WIN32) || defined(HAVE_PCAP_CREATE)
194 gchar *capture_devices_buffersize;
196 gchar *capture_devices_snaplen;
197 gchar *capture_devices_pmode;
198 gboolean capture_prom_mode;
199 gboolean capture_pcap_ng;
200 gboolean capture_real_time;
201 gboolean capture_auto_scroll;
202 gboolean capture_show_info;
203 GList *capture_columns;
204 guint rtp_player_max_visible;
205 guint tap_update_interval;
206 gboolean display_hidden_proto_items;
207 gpointer filter_expressions; /* Actually points to &head */
208 gboolean gui_update_enabled;
209 software_update_channel_e gui_update_channel;
210 gint gui_update_interval;
211 gchar *saved_at_version;
212 gboolean unknown_prefs; /* unknown or obsolete pref(s) */
213 gboolean unknown_colorfilters; /* unknown or obsolete color filter(s) */
214 guint gui_qt_language; /* Qt Translation language selection */
215 gboolean gui_packet_editor; /* Enable Packet Editor */
216 gboolean st_enable_burstinfo;
217 gboolean st_burst_showcount;
218 gint st_burst_resolution;
219 gint st_burst_windowlen;
220 gboolean st_sort_casesensitve;
221 gboolean st_sort_rng_fixorder;
222 gboolean st_sort_rng_nameonly;
223 gint st_sort_defcolflag;
224 gboolean st_sort_defdescending;
225 gboolean st_sort_showfullname;
228 WS_DLL_PUBLIC e_prefs prefs;
231 * Routines to let modules that have preference settings register
232 * themselves by name, and to let them register preference settings
237 struct pref_custom_cbs;
239 typedef struct pref_module module_t;
241 /** Sets up memory used by proto routines. Called at program startup */
242 void prefs_init(void);
244 /** Reset preferences to default values. Called at profile change */
245 WS_DLL_PUBLIC void prefs_reset(void);
247 /** Frees memory used by proto routines. Called at program shutdown */
248 void prefs_cleanup(void);
251 * Register a module that will have preferences.
252 * Specify the module under which to register it or NULL to register it
253 * at the top level, the name used for the module in the preferences file,
254 * the title used in the tab for it in a preferences dialog box, a
255 * routine to call back when we apply the preferences, and if it should
256 * use the GUI controls provided by the preferences or it has its own.
258 * This should not be used for dissector preferences;
259 * "prefs_register_protocol()" should be used for that, so that the
260 * preferences go under the "Protocols" subtree, and so that the
261 * name is the protocol name specified at the "proto_register_protocol()"
262 * call so that the "Protocol Properties..." menu item works.
264 module_t *prefs_register_module(module_t *parent, const char *name,
265 const char *title, const char *description, void (*apply_cb)(void),
266 const gboolean use_gui);
269 * Register a subtree that will have modules under it.
270 * Specify the module under which to register it or NULL to register it
271 * at the top level and the title used in the tab for it in a preferences
274 module_t *prefs_register_subtree(module_t *parent, const char *title,
275 const char *description, void (*apply_cb)(void));
278 * Register that a protocol has preferences.
280 WS_DLL_PUBLIC module_t *prefs_register_protocol(int id, void (*apply_cb)(void));
283 * Register that a statistical tap has preferences.
285 * "name" is a name for the tap to use on the command line with "-o"
286 * and in preference files.
288 * "title" is a short human-readable name for the tap.
290 * "description" is a longer human-readable description of the tap.
292 WS_DLL_PUBLIC module_t *prefs_register_stat(const char *name, const char *title,
293 const char *description,
294 void (*apply_cb)(void));
297 * Register that a protocol has preferences and group it under a single
300 #define PREFERENCE_GROUPING
301 WS_DLL_PUBLIC module_t *prefs_register_protocol_subtree(const char *subtree, int id,
302 void (*apply_cb)(void));
305 * Register that a protocol used to have preferences but no longer does,
306 * by creating an "obsolete" module for it.
308 module_t *prefs_register_protocol_obsolete(int id);
311 * Callback function for module list scanners.
313 typedef guint (*module_cb)(module_t *module, gpointer user_data);
316 * Returns TRUE if module has any submodules
318 WS_DLL_PUBLIC gboolean prefs_module_has_submodules(module_t *module);
321 * Call a callback function, with a specified argument, for each module
322 * in the list of all modules. (This list does not include subtrees.)
324 * Ignores "obsolete" modules; their sole purpose is to allow old
325 * preferences for dissectors that no longer have preferences to be
326 * silently ignored in preference files.
328 WS_DLL_PUBLIC guint prefs_modules_foreach(module_cb callback, gpointer user_data);
331 * Call a callback function, with a specified argument, for each submodule
332 * of specified modules. If the module is NULL, goes through the top-level
333 * list in the display tree of modules.
335 * Ignores "obsolete" modules; their sole purpose is to allow old
336 * preferences for dissectors that no longer have preferences to be
337 * silently ignored in preference files. Does not ignore subtrees,
338 * as this can be used when walking the display tree of modules.
340 WS_DLL_PUBLIC guint prefs_modules_foreach_submodules(module_t *module, module_cb callback, gpointer user_data);
343 * Call the "apply" callback function for each module if any of its
344 * preferences have changed, and then clear the flag saying its
345 * preferences have changed, as the module has been notified of that
348 WS_DLL_PUBLIC void prefs_apply_all(void);
351 * Call the "apply" callback function for a specific module if any of
352 * its preferences have changed, and then clear the flag saying its
353 * preferences have changed, as the module has been notified of that
356 WS_DLL_PUBLIC void prefs_apply(module_t *module);
361 typedef struct preference pref_t;
364 * Returns TRUE if the given protocol has registered preferences.
366 WS_DLL_PUBLIC gboolean prefs_is_registered_protocol(const char *name);
369 * Returns the module title of a registered protocol (or NULL if unknown).
371 WS_DLL_PUBLIC const char *prefs_get_title_by_name(const char *name);
373 /** Given a module name, return a pointer to its pref_module struct,
374 * or NULL if it's not found.
376 * @param name The preference module name. Usually the same as the protocol
378 * @return A pointer to the corresponding preference module, or NULL if it
381 WS_DLL_PUBLIC module_t *prefs_find_module(const char *name);
383 /** Given a module name, and a preference name return a pointer to the given
384 * module's given preference or NULL if it's not found.
386 * @param module The preference module name. Usually the same as the protocol
388 * @param pref The preference name, e.g. "desegment".
389 * @return A pointer to the corresponding preference, or NULL if it
392 WS_DLL_PUBLIC pref_t *prefs_find_preference(module_t * module, const char *pref);
395 * Register a preference with an unsigned integral value.
397 WS_DLL_PUBLIC void prefs_register_uint_preference(module_t *module, const char *name,
398 const char *title, const char *description, guint base, guint *var);
401 * Register a preference with an Boolean value.
402 * Note that the name must be in lowercase letters only (underscore allowed).
404 WS_DLL_PUBLIC void prefs_register_bool_preference(module_t *module, const char *name,
405 const char *title, const char *description, gboolean *var);
408 * Register a preference with an enumerated value.
410 WS_DLL_PUBLIC void prefs_register_enum_preference(module_t *module, const char *name,
411 const char *title, const char *description, gint *var,
412 const enum_val_t *enumvals, gboolean radio_buttons);
415 * Register a preference with a character-string value.
417 WS_DLL_PUBLIC void prefs_register_string_preference(module_t *module, const char *name,
418 const char *title, const char *description, const char **var);
421 * Register a preference with a file name (string) value.
422 * File name preferences are basically like string preferences
423 * except that the GUI gives the user the ability to browse for the
426 WS_DLL_PUBLIC void prefs_register_filename_preference(module_t *module, const char *name,
427 const char *title, const char *description, const char **var);
430 * Register a preference with a directory name (string) value.
431 * Directory name preferences are basically like string preferences
432 * except that the GUI gives the user the ability to browse for a
435 WS_DLL_PUBLIC void prefs_register_directory_preference(module_t *module, const char *name,
436 const char *title, const char *description, const char **var);
439 * Register a preference with a ranged value.
441 WS_DLL_PUBLIC void prefs_register_range_preference(module_t *module, const char *name,
442 const char *title, const char *description, range_t **var,
446 * Register a static text 'preference'. It can be used to add some info/explanation.
448 WS_DLL_PUBLIC void prefs_register_static_text_preference(module_t *module, const char *name,
449 const char *title, const char *description);
452 * Register a uat 'preference'. It adds a button that opens the uat's window in the
453 * preferences tab of the module.
455 WS_DLL_PUBLIC void prefs_register_uat_preference(module_t *module,
458 const char *description,
459 struct epan_uat* uat);
462 * Register a uat 'preference' for QT only. It adds a button that opens the uat's window in the
463 * preferences tab of the module.
465 WS_DLL_PUBLIC void prefs_register_uat_preference_qt(module_t *module,
468 const char *description,
469 struct epan_uat* uat);
473 * Register a color preference. Currently does not have any "GUI Dialog" support
474 * so the color data needs to be managed independently. Currently used by the
475 * "GUI preferences" to aid in reading/writing the preferences file, but the
476 * "data" is still managed by the specific "GUI preferences" dialog.
478 void prefs_register_color_preference(module_t *module, const char *name,
479 const char *title, const char *description, color_t *color);
482 * Register a custom preference. Currently does not have any "GUI Dialog" support
483 * so data needs to be managed independently. Currently used by the
484 * "GUI preferences" to aid in reading/writing the preferences file, but the
485 * "data" is still managed by the specific "GUI preferences" dialog.
487 void prefs_register_custom_preference(module_t *module, const char *name,
488 const char *title, const char *description, struct pref_custom_cbs* custom_cbs,
492 * Register a preference that used to be supported but no longer is.
494 WS_DLL_PUBLIC void prefs_register_obsolete_preference(module_t *module,
498 typedef guint (*pref_cb)(pref_t *pref, gpointer user_data);
501 * Call a callback function, with a specified argument, for each preference
504 * If any of the callbacks return a non-zero value, stop and return that
505 * value, otherwise return 0.
507 WS_DLL_PUBLIC guint prefs_pref_foreach(module_t *module, pref_cb callback,
510 /* Parse through a list of comma-separated, possibly quoted strings.
511 * Return a list of the string data.
513 WS_DLL_PUBLIC GList *prefs_get_string_list(const gchar *str);
515 /* Clear the given list of string data. */
516 WS_DLL_PUBLIC void prefs_clear_string_list(GList *sl);
519 * Register all non-dissector modules' preferences.
521 WS_DLL_PUBLIC void prefs_register_modules(void);
523 /** Fetch a short preference type name, e.g. "Integer".
525 * @param pref A preference.
527 * @return The preference type name. May be NULL.
530 const char *prefs_pref_type_name(pref_t *pref);
532 /** Fetch a long description of the preference type
534 * @param pref A preference.
536 * @return A description of the preference type including allowed
537 * values for enums. The description may include newlines. Must be
541 char *prefs_pref_type_description(pref_t *pref);
543 /** Fetch a string representation of the preference.
545 * @param pref A preference.
546 * @param source Which value of the preference to return, see pref_source_t.
548 * @return A string representation of the preference. Must be g_free()d.
551 char *prefs_pref_to_str(pref_t *pref, pref_source_t source);
553 /* Read the preferences file, fill in "prefs", and return a pointer to it.
555 If we got an error (other than "it doesn't exist") trying to read
556 the global preferences file, stuff the errno into "*gpf_errno_return"
557 on an open error and into "*gpf_read_errno_return" on a read error,
558 stuff a pointer to the path of the file into "*gpf_path_return", and
561 If we got an error (other than "it doesn't exist") trying to read
562 the user's preferences file, stuff the errno into "*pf_errno_return"
563 on an open error and into "*pf_read_errno_return" on a read error,
564 stuff a pointer to the path of the file into "*pf_path_return", and
566 WS_DLL_PUBLIC e_prefs *read_prefs(int *, int *, char **, int *, int *, char **);
568 /* Write out "prefs" to the user's preferences file, and return 0.
570 If we got an error, stuff a pointer to the path of the preferences file
571 into "*pf_path_return", and return the errno. */
572 WS_DLL_PUBLIC int write_prefs(char **);
575 * Given a string of the form "<pref name>:<pref value>", as might appear
576 * as an argument to a "-o" option, parse it and set the preference in
577 * question. Return an indication of whether it succeeded or failed
580 * XXX - should supply, for syntax errors, a detailed explanation of
584 PREFS_SET_OK, /* succeeded */
585 PREFS_SET_SYNTAX_ERR, /* syntax error in string */
586 PREFS_SET_NO_SUCH_PREF, /* no such preference */
587 PREFS_SET_OBSOLETE /* preference used to exist but no longer does */
590 WS_DLL_PUBLIC prefs_set_pref_e prefs_set_pref(char *prefarg);
593 * Get or set a preference's obsolete status. These can be used to make a
594 * preference obsolete after startup so that we can fetch its value but
595 * keep it from showing up in the prefrences dialog.
597 gboolean prefs_get_preference_obsolete(pref_t *pref);
598 prefs_set_pref_e prefs_set_preference_obsolete(pref_t *pref);
602 * Returns TRUE if the given device is hidden
604 WS_DLL_PUBLIC gboolean prefs_is_capture_device_hidden(const char *name);
607 * Returns TRUE if the given device should capture in monitor mode by default
609 WS_DLL_PUBLIC gboolean prefs_capture_device_monitor_mode(const char *name);
611 WS_DLL_PUBLIC gboolean prefs_capture_options_dialog_column_is_visible(const gchar *column);
615 #endif /* __cplusplus */