418 lines
13 KiB
C
418 lines
13 KiB
C
/* prefs.h
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* Definitions for preference handling routines
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*
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* $Id$
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*
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* Wireshark - Network traffic analyzer
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* By Gerald Combs <gerald@wireshark.org>
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* Copyright 1998 Gerald Combs
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#ifndef __PREFS_H__
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#define __PREFS_H__
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#include <glib.h>
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#include "color.h"
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#include <epan/range.h>
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#define PR_DEST_CMD 0
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#define PR_DEST_FILE 1
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#define DEF_WIDTH 750
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#define DEF_HEIGHT 550
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#define MAX_VAL_LEN 1024
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/* only GTK1 *or* GTK2 font_name should be used */
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/* (we need to keep both in the preferences file but will only use the one suitable for the programs GTK version used) */
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#if GTK_MAJOR_VERSION < 2
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#define PREFS_GUI_FONT_NAME gui_font_name1
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#else
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#define PREFS_GUI_FONT_NAME gui_font_name2
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#endif
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/*
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* Convert a string listing name resolution types to a bitmask of
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* those types.
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*
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* Set "*name_resolve" to the bitmask, and return '\0', on success;
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* return the bad character in the string on error.
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*/
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char string_to_name_resolve(char *string, guint32 *name_resolve);
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/*
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* Modes for the starting directory in File Open dialogs.
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*/
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#define FO_STYLE_LAST_OPENED 0 /* start in last directory we looked at */
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#define FO_STYLE_SPECIFIED 1 /* start in specified directory */
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/*
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* Toolbar styles.
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*/
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#define TB_STYLE_ICONS 0
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#define TB_STYLE_TEXT 1
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#define TB_STYLE_BOTH 2
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/*
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* Types of layout of summary/details/hex panes.
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*/
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typedef enum {
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layout_unused, /* entry currently unused */
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layout_type_5,
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layout_type_2,
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layout_type_1,
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layout_type_4,
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layout_type_3,
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layout_type_6,
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layout_type_max
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} layout_type_e;
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/*
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* Types of pane.
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*/
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typedef enum {
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layout_pane_content_none,
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layout_pane_content_plist,
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layout_pane_content_pdetails,
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layout_pane_content_pbytes
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} layout_pane_content_e;
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/*
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* open console behaviour (win32 only)
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*/
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typedef enum {
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console_open_never,
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console_open_auto,
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console_open_always
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} console_open_e;
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typedef struct _e_prefs {
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gint pr_format;
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gint pr_dest;
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gchar *pr_file;
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gchar *pr_cmd;
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GList *col_list;
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gint num_cols;
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color_t st_client_fg, st_client_bg, st_server_fg, st_server_bg;
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gboolean gui_scrollbar_on_right;
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gboolean gui_plist_sel_browse;
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gboolean gui_ptree_sel_browse;
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gboolean gui_altern_colors;
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gboolean filter_toolbar_show_in_statusbar;
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gint gui_ptree_line_style;
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gint gui_ptree_expander_style;
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gboolean gui_hex_dump_highlight_style;
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gint gui_toolbar_main_style;
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gchar *gui_font_name1;
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gchar *gui_font_name2;
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color_t gui_marked_fg;
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color_t gui_marked_bg;
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gchar *gui_colorized_fg;
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gchar *gui_colorized_bg;
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gboolean gui_geometry_save_position;
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gboolean gui_geometry_save_size;
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gboolean gui_geometry_save_maximized;
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console_open_e gui_console_open;
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guint gui_recent_files_count_max;
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guint gui_fileopen_style;
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gchar *gui_fileopen_dir;
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guint gui_fileopen_preview;
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gboolean gui_ask_unsaved;
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gboolean gui_find_wrap;
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gboolean gui_use_pref_save;
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gchar *gui_webbrowser;
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gchar *gui_window_title;
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layout_type_e gui_layout_type;
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layout_pane_content_e gui_layout_content_1;
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layout_pane_content_e gui_layout_content_2;
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layout_pane_content_e gui_layout_content_3;
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gint console_log_level;
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guint32 name_resolve;
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gint name_resolve_concurrency;
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gchar *capture_device;
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gchar *capture_devices_descr;
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gchar *capture_devices_hide;
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gboolean capture_prom_mode;
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gboolean capture_real_time;
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gboolean capture_auto_scroll;
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gboolean capture_show_info;
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} e_prefs;
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WS_VAR_IMPORT e_prefs prefs;
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/*
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* Routines to let modules that have preference settings register
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* themselves by name, and to let them register preference settings
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* by name.
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*/
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struct pref_module;
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typedef struct pref_module module_t;
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/** Sets up memory used by proto routines. Called at program startup */
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extern void prefs_init(void);
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/** Reset preferences to default values. Called at profile change */
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extern void prefs_reset(void);
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/** Frees memory used by proto routines. Called at program shutdown */
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extern void prefs_cleanup(void);
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/*
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* Register a module that will have preferences.
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* Specify the module under which to register it or NULL to register it
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* at the top level, the name used for the module in the preferences file,
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* the title used in the tab for it in a preferences dialog box, and a
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* routine to call back when we apply the preferences.
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*
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* This should not be used for dissector preferences;
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* "prefs_register_protocol()" should be used for that, so that the
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* preferences go under the "Protocols" subtree, and so that the
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* name is the protocol name specified at the "proto_register_protocol()"
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* call so that the "Protocol Properties..." menu item works.
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*/
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extern module_t *prefs_register_module(module_t *parent, const char *name,
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const char *title, const char *description, void (*apply_cb)(void));
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/*
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* Register a subtree that will have modules under it.
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* Specify the module under which to register it or NULL to register it
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* at the top level and the title used in the tab for it in a preferences
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* dialog box.
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*/
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extern module_t *prefs_register_subtree(module_t *parent, const char *title,
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const char *description);
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/*
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* Register that a protocol has preferences.
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*/
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extern module_t *prefs_register_protocol(int id, void (*apply_cb)(void));
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/*
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* Register that a protocol has preferences and group it under a single
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* subtree
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*/
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#define PREFERENCE_GROUPING
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extern module_t *prefs_register_protocol_subtree(const char *subtree, int id,
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void (*apply_cb)(void));
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/*
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* Register that a protocol used to have preferences but no longer does,
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* by creating an "obsolete" module for it.
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*/
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extern module_t *prefs_register_protocol_obsolete(int id);
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/*
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* Callback function for module list scanners.
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*/
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typedef guint (*module_cb)(module_t *module, gpointer user_data);
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/*
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* Returns TRUE if module has any submodules
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*/
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extern gboolean prefs_module_has_submodules(module_t *module);
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/*
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* Call a callback function, with a specified argument, for each module
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* in the list of all modules. (This list does not include subtrees.)
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*
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* Ignores "obsolete" modules; their sole purpose is to allow old
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* preferences for dissectors that no longer have preferences to be
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* silently ignored in preference files.
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*/
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extern guint prefs_modules_foreach(module_cb callback, gpointer user_data);
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/*
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* Call a callback function, with a specified argument, for each submodule
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* of specified modules. If the module is NULL, goes through the top-level
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* list in the display tree of modules.
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*
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* Ignores "obsolete" modules; their sole purpose is to allow old
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* preferences for dissectors that no longer have preferences to be
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* silently ignored in preference files. Does not ignore subtrees,
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* as this can be used when walking the display tree of modules.
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*/
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extern guint prefs_modules_foreach_submodules(module_t *module, module_cb callback, gpointer user_data);
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/*
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* Call the "apply" callback function for each module if any of its
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* preferences have changed, and then clear the flag saying its
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* preferences have changed, as the module has been notified of that
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* fact.
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*/
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extern void prefs_apply_all(void);
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/*
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* Call the "apply" callback function for a specific module if any of
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* its preferences have changed, and then clear the flag saying its
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* preferences have changed, as the module has been notified of that
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* fact.
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*/
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extern void prefs_apply(module_t *module);
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struct preference;
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typedef struct preference pref_t;
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/*
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* Returns TRUE if the given protocol has registered preferences.
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*/
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extern gboolean prefs_is_registered_protocol(const char *name);
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/*
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* Returns the module title of a registered protocol (or NULL if unknown).
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*/
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extern const char *prefs_get_title_by_name(const char *name);
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/** Given a module name, return a pointer to its pref_module struct,
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* or NULL if it's not found.
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*
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* @param name The preference module name. Usually the same as the protocol
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* name, e.g. "tcp".
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* @return A pointer to the corresponding preference module, or NULL if it
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* wasn't found.
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*/
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extern module_t *prefs_find_module(const char *name);
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/*
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* Register a preference with an unsigned integral value.
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*/
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extern void prefs_register_uint_preference(module_t *module, const char *name,
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const char *title, const char *description, guint base, guint *var);
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/*
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* Register a preference with an Boolean value.
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*/
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extern void prefs_register_bool_preference(module_t *module, const char *name,
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const char *title, const char *description, gboolean *var);
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/*
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* Register a preference with an enumerated value.
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*/
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typedef struct {
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const char *name;
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const char *description;
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gint value;
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} enum_val_t;
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extern void prefs_register_enum_preference(module_t *module, const char *name,
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const char *title, const char *description, gint *var,
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const enum_val_t *enumvals, gboolean radio_buttons);
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/*
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* Register a preference with a character-string value.
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*/
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extern void prefs_register_string_preference(module_t *module, const char *name,
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const char *title, const char *description, const char **var);
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/*
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* Register a preference with a ranged value.
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*/
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extern void prefs_register_range_preference(module_t *module, const char *name,
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const char *title, const char *description, range_t **var,
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guint32 max_value);
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/*
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* Register a static text 'preference'. It can be used to add some info/explanation.
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*/
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extern void prefs_register_static_text_preference(module_t *module, const char *name,
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const char *title, const char *description);
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/*
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* Register a uat 'preference'. It adds a button that opens the uat's window in the
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* preferences tab of the module.
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*/
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extern void prefs_register_uat_preference(module_t *module,
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const char *name,
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const char* title,
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const char *description,
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void* uat);
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/*
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* Register a preference that used to be supported but no longer is.
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*/
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extern void prefs_register_obsolete_preference(module_t *module,
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const char *name);
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typedef guint (*pref_cb)(pref_t *pref, gpointer user_data);
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/*
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* Call a callback function, with a specified argument, for each preference
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* in a given module.
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*
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* If any of the callbacks return a non-zero value, stop and return that
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* value, otherwise return 0.
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*/
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extern guint prefs_pref_foreach(module_t *module, pref_cb callback,
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gpointer user_data);
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/*
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* Register all non-dissector modules' preferences.
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*/
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extern void prefs_register_modules(void);
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/* Read the preferences file, fill in "prefs", and return a pointer to it.
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If we got an error (other than "it doesn't exist") trying to read
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the global preferences file, stuff the errno into "*gpf_errno_return"
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on an open error and into "*gpf_read_errno_return" on a read error,
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stuff a pointer to the path of the file into "*gpf_path_return", and
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return NULL.
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If we got an error (other than "it doesn't exist") trying to read
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the user's preferences file, stuff the errno into "*pf_errno_return"
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on an open error and into "*pf_read_errno_return" on a read error,
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stuff a pointer to the path of the file into "*pf_path_return", and
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return NULL. */
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extern e_prefs *read_prefs(int *, int *, char **, int *, int *, char **);
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/* Write out "prefs" to the user's preferences file, and return 0.
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If we got an error, stuff a pointer to the path of the preferences file
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into "*pf_path_return", and return the errno. */
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extern int write_prefs(char **);
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/* Copy a set of preferences. */
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extern void copy_prefs(e_prefs *dest, e_prefs *src);
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/* Free a set of preferences. */
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extern void free_prefs(e_prefs *pr);
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/*
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* Given a string of the form "<pref name>:<pref value>", as might appear
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* as an argument to a "-o" option, parse it and set the preference in
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* question. Return an indication of whether it succeeded or failed
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* in some fashion.
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*
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* XXX - should supply, for syntax errors, a detailed explanation of
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* the syntax error.
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*/
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typedef enum {
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PREFS_SET_OK, /* succeeded */
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PREFS_SET_SYNTAX_ERR, /* syntax error in string */
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PREFS_SET_NO_SUCH_PREF, /* no such preference */
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PREFS_SET_OBSOLETE /* preference used to exist but no longer does */
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} prefs_set_pref_e;
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extern prefs_set_pref_e prefs_set_pref(char *prefarg);
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#endif /* prefs.h */
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