![Stig Bjørlykke](/assets/img/avatar_default.png)
Unify column_prefs_add_custom() and column_prefs_add_custom_with_position() because the former is unused in the current implementation. Remove the unused custom_occurrence parameter. Change-Id: Ib018b9dc614674fc175810827ef789ef469059eb Reviewed-on: https://code.wireshark.org/review/33760 Petri-Dish: Stig Bjørlykke <stig@bjorlykke.org> Tested-by: Petri Dish Buildbot Reviewed-by: Anders Broman <a.broman58@gmail.com>
249 lines
6.6 KiB
C
249 lines
6.6 KiB
C
/* preference_utils.c
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* Routines for handling preferences
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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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* SPDX-License-Identifier: GPL-2.0-or-later
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*/
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#include "config.h"
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#include <errno.h>
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#include <epan/column.h>
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#include <wsutil/filesystem.h>
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#include <epan/prefs.h>
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#include <epan/prefs-int.h>
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#include <epan/packet.h>
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#include <epan/decode_as.h>
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#include <epan/uat-int.h>
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#ifdef HAVE_LIBPCAP
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#include "capture_opts.h"
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#include "ui/capture_globals.h"
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#endif
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#include "ui/preference_utils.h"
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#include "ui/simple_dialog.h"
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#ifdef HAVE_LIBPCAP
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gboolean auto_scroll_live;
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#endif
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/* Fill in capture options with values from the preferences */
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void
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prefs_to_capture_opts(void)
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{
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#ifdef HAVE_LIBPCAP
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/* Set promiscuous mode from the preferences setting. */
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/* the same applies to other preferences settings as well. */
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global_capture_opts.default_options.promisc_mode = prefs.capture_prom_mode;
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global_capture_opts.use_pcapng = prefs.capture_pcap_ng;
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global_capture_opts.show_info = prefs.capture_show_info;
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global_capture_opts.real_time_mode = prefs.capture_real_time;
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auto_scroll_live = prefs.capture_auto_scroll;
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#endif /* HAVE_LIBPCAP */
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}
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void
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prefs_main_write(void)
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{
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int err;
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char *pf_dir_path;
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char *pf_path;
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/* Create the directory that holds personal configuration files, if
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necessary. */
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if (create_persconffile_dir(&pf_dir_path) == -1) {
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simple_dialog(ESD_TYPE_ERROR, ESD_BTN_OK,
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"Can't create directory\n\"%s\"\nfor preferences file: %s.", pf_dir_path,
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g_strerror(errno));
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g_free(pf_dir_path);
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} else {
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/* Write the preferencs out. */
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err = write_prefs(&pf_path);
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if (err != 0) {
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simple_dialog(ESD_TYPE_ERROR, ESD_BTN_OK,
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"Can't open preferences file\n\"%s\": %s.", pf_path,
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g_strerror(err));
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g_free(pf_path);
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}
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}
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}
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static unsigned int
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prefs_store_ext_helper(const char * module_name, const char *pref_name, const char *pref_value)
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{
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module_t * module = NULL;
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pref_t * pref = NULL;
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unsigned int pref_changed = 0;
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if ( ! prefs_is_registered_protocol(module_name))
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return 0;
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module = prefs_find_module(module_name);
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if ( ! module )
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return 0;
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pref = prefs_find_preference(module, pref_name);
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if (!pref)
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return 0;
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if (prefs_get_type(pref) == PREF_STRING )
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{
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pref_changed |= prefs_set_string_value(pref, pref_value, pref_stashed);
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if ( ! pref_changed || prefs_get_string_value(pref, pref_stashed) != 0 )
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pref_changed |= prefs_set_string_value(pref, pref_value, pref_current);
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}
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return pref_changed;
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}
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unsigned int
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prefs_store_ext(const char * module_name, const char *pref_name, const char *pref_value)
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{
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unsigned int changed_flags = prefs_store_ext_helper(module_name, pref_name, pref_value);
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if ( changed_flags )
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{
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prefs_main_write();
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prefs_apply_all();
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prefs_to_capture_opts();
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return changed_flags;
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}
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return 0;
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}
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gboolean
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prefs_store_ext_multiple(const char * module, GHashTable * pref_values)
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{
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gboolean pref_changed = FALSE;
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GList * keys = NULL;
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if ( ! prefs_is_registered_protocol(module))
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return pref_changed;
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keys = g_hash_table_get_keys(pref_values);
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if ( ! keys )
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return pref_changed;
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for ( GList * key = keys; key != NULL; key = g_list_next(key) )
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{
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gchar * pref_name = (gchar *)key->data;
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gchar * pref_value = (gchar *) g_hash_table_lookup(pref_values, key->data);
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if ( pref_name && pref_value )
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{
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if ( prefs_store_ext_helper(module, pref_name, pref_value) )
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pref_changed = TRUE;
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}
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}
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g_list_free(keys);
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if ( pref_changed )
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{
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prefs_main_write();
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prefs_apply_all();
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prefs_to_capture_opts();
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}
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return TRUE;
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}
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gint
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column_prefs_add_custom(gint fmt, const gchar *title, const gchar *custom_fields, gint position)
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{
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GList *clp;
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fmt_data *cfmt, *last_cfmt;
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gint colnr;
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cfmt = (fmt_data *) g_malloc(sizeof(fmt_data));
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/*
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* Because a single underscore is interpreted as a signal that the next character
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* is going to be marked as accelerator for this header (i.e. is going to be
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* shown underlined), escape it be inserting a second consecutive underscore.
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*/
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cfmt->title = g_strdup(title);
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cfmt->fmt = fmt;
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cfmt->custom_fields = g_strdup(custom_fields);
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cfmt->custom_occurrence = 0;
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cfmt->resolved = TRUE;
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colnr = g_list_length(prefs.col_list);
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if (custom_fields) {
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cfmt->visible = TRUE;
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clp = g_list_last(prefs.col_list);
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last_cfmt = (fmt_data *) clp->data;
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if (position > 0 && position <= colnr) {
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/* Custom fields may be added at any position, depending on the given argument */
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prefs.col_list = g_list_insert(prefs.col_list, cfmt, position);
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} else if (last_cfmt->fmt == COL_INFO) {
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/* Last column is COL_INFO, add custom column before this */
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colnr -= 1;
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prefs.col_list = g_list_insert(prefs.col_list, cfmt, colnr);
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} else {
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prefs.col_list = g_list_append(prefs.col_list, cfmt);
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}
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} else {
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cfmt->visible = FALSE; /* Will be set to TRUE in visible_toggled() when added to list */
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prefs.col_list = g_list_append(prefs.col_list, cfmt);
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}
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return colnr;
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}
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void
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column_prefs_remove_link(GList *col_link)
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{
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fmt_data *cfmt;
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if (!col_link || !col_link->data) return;
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cfmt = (fmt_data *) col_link->data;
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g_free(cfmt->title);
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g_free(cfmt->custom_fields);
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g_free(cfmt);
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prefs.col_list = g_list_remove_link(prefs.col_list, col_link);
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}
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void
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column_prefs_remove_nth(gint col)
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{
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column_prefs_remove_link(g_list_nth(prefs.col_list, col));
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}
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void save_migrated_uat(const char *uat_name, gboolean *old_pref)
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{
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char *err = NULL;
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if (!uat_save(uat_get_table_by_name(uat_name), &err)) {
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g_warning("Unable to save %s: %s", uat_name, err);
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g_free(err);
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return;
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}
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// Ensure that any old preferences are removed after successful migration.
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if (*old_pref) {
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*old_pref = FALSE;
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prefs_main_write();
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}
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}
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/*
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* Editor modelines - https://www.wireshark.org/tools/modelines.html
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*
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* Local Variables:
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* c-basic-offset: 4
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* tab-width: 8
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* indent-tabs-mode: nil
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* End:
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*
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* ex: set shiftwidth=4 tabstop=8 expandtab:
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* :indentSize=4:tabSize=8:noTabs=true:
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*/
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