Refactor GUI dependencies out of color_filters.[ch] and move it to epan directory.

This also moved color.h into color_filters.h

Change-Id: Ic19e27aa1b3ec67e764aa7ee8bbef7b1187bb12e
Reviewed-on: https://code.wireshark.org/review/12831
Petri-Dish: Michael Mann <mmann78@netscape.net>
Tested-by: Petri Dish Buildbot <buildbot-no-reply@wireshark.org>
Reviewed-by: Michael Mann <mmann78@netscape.net>

1 files changed, 0 insertions, 818 deletions

diff --git a/color_filters.c b/color_filters.c
deleted file mode 100644
index bf417a93fd..0000000000
--- a/color_filters.c
+++ /dev/null
@@ -1,818 +0,0 @@
-/* color_filters.c
- * Routines for color filters
- *
- * Wireshark - Network traffic analyzer
- * By Gerald Combs <gerald@wireshark.org>
- * Copyright 1998 Gerald Combs
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version 2
- * of the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
- */
-/*
- * Updated 1 Dec 10 jjm
- */
-
-#include <config.h>
-
-#include <glib.h>
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-
-#include <wsutil/filesystem.h>
-#include <wsutil/file_util.h>
-
-#include <epan/packet.h>
-#include "color.h"
-#include "color_filters.h"
-#include "file.h"
-#include <epan/dfilter/dfilter.h>
-#include <epan/prefs.h>
-
-#include "ui/simple_dialog.h"
-#include "ui/ui_util.h"
-
-#define RED_COMPONENT(x)   (guint16) (((((x) >> 16) & 0xff) * 65535 / 255))
-#define GREEN_COMPONENT(x) (guint16) (((((x) >>  8) & 0xff) * 65535 / 255))
-#define BLUE_COMPONENT(x)  (guint16) ( (((x)        & 0xff) * 65535 / 255))
-
-static gboolean read_users_filters(GSList **cfl);
-
-/* the currently active filters */
-static GSList *color_filter_list = NULL;
-
-/* keep "old" deleted filters in this list until
- * the dissection no longer needs them (e.g. file is closed) */
-static GSList *color_filter_deleted_list = NULL;
-static GSList *color_filter_valid_list   = NULL;
-
-/* Color Filters can en-/disabled. */
-static gboolean filters_enabled = TRUE;
-
-/* Remember if there are temporary coloring filters set to
- * add sensitivity to the "Reset Coloring 1-10" menu item
- */
-static gboolean tmp_colors_set = FALSE;
-
-/* Create a new filter */
-color_filter_t *
-color_filter_new(const gchar *name,          /* The name of the filter to create */
-                 const gchar *filter_string, /* The string representing the filter */
-                 color_t     *bg_color,      /* The background color */
-                 color_t     *fg_color,      /* The foreground color */
-                 gboolean     disabled)      /* Is the filter disabled? */
-{
-    color_filter_t *colorf;
-
-    colorf                      = (color_filter_t *)g_malloc0(sizeof (color_filter_t));
-    colorf->filter_name         = g_strdup(name);
-    colorf->filter_text         = g_strdup(filter_string);
-    colorf->bg_color            = *bg_color;
-    colorf->fg_color            = *fg_color;
-    colorf->disabled            = disabled;
-    return colorf;
-}
-
-/* Add ten empty (temporary) colorfilters for easy coloring */
-static void
-color_filters_add_tmp(GSList **cfl)
-{
-    gchar          *name = NULL;
-    guint32         i;
-    gchar**         bg_colors;
-    gchar**         fg_colors;
-    gulong          cval;
-    color_t         bg_color, fg_color;
-    color_filter_t *colorf;
-
-    g_assert(strlen(prefs.gui_colorized_fg)==69);
-    g_assert(strlen(prefs.gui_colorized_bg)==69);
-    fg_colors = g_strsplit(prefs.gui_colorized_fg, ",", -1);
-    bg_colors = g_strsplit(prefs.gui_colorized_bg, ",", -1);
-
-    for ( i=1 ; i<=10 ; i++ ) {
-        name = g_strdup_printf("%s%02d",CONVERSATION_COLOR_PREFIX,i);
-
-        /* retrieve background and foreground colors */
-        cval = strtoul(fg_colors[i-1], NULL, 16);
-        initialize_color(&fg_color, RED_COMPONENT(cval),
-                         GREEN_COMPONENT(cval),
-                         BLUE_COMPONENT(cval) );
-        cval = strtoul(bg_colors[i-1], NULL, 16);
-        initialize_color(&bg_color, RED_COMPONENT(cval),
-                         GREEN_COMPONENT(cval),
-                         BLUE_COMPONENT(cval) );
-        colorf = color_filter_new(name, NULL, &bg_color, &fg_color, TRUE);
-        colorf->filter_text = g_strdup("frame");
-        *cfl = g_slist_append(*cfl, colorf);
-
-        g_free(name);
-    }
-
-    g_strfreev(fg_colors);
-    g_strfreev(bg_colors);
-
-    return;
-}
-
-static gint
-color_filters_find_by_name_cb(gconstpointer arg1, gconstpointer arg2)
-{
-    const color_filter_t *colorf = (const color_filter_t *)arg1;
-    const gchar          *name   = (const gchar *)arg2;
-
-    return (strstr(colorf->filter_name, name)==NULL) ? -1 : 0 ;
-}
-
-
-/* Set the filter off a temporary colorfilters and enable it */
-void
-color_filters_set_tmp(guint8 filt_nr, const gchar *filter, gboolean disabled)
-{
-    gchar          *name = NULL;
-    const gchar    *tmpfilter = NULL;
-    GSList         *cfl;
-    color_filter_t *colorf;
-    dfilter_t      *compiled_filter;
-    gchar          *err_msg;
-    guint8         i;
-
-    /* Go through the temporary filters and look for the same filter string.
-     * If found, clear it so that a filter can be "moved" up and down the list
-     */
-    for ( i=1 ; i<=10 ; i++ ) {
-        /* If we need to reset the temporary filter (filter==NULL), don't look
-         * for other rules with the same filter string
-         */
-        if( i!=filt_nr && filter==NULL )
-            continue;
-
-        name = g_strdup_printf("%s%02d",CONVERSATION_COLOR_PREFIX,i);
-        cfl = g_slist_find_custom(color_filter_list, name, color_filters_find_by_name_cb);
-        colorf = (color_filter_t *)cfl->data;
-
-        /* Only change the filter rule if this is the rule to change or if
-         * a matching filter string has been found
-         */
-        if(colorf && ( (i==filt_nr) || (strstr(filter,colorf->filter_text)!=NULL) ) ) {
-            /* set filter string to "frame" if we are resetting the rules
-             * or if we found a matching filter string which need to be cleared
-             */
-            tmpfilter = ( (filter==NULL) || (i!=filt_nr) ) ? "frame" : filter;
-            if (!dfilter_compile(tmpfilter, &compiled_filter, &err_msg)) {
-                simple_dialog(ESD_TYPE_ERROR, ESD_BTN_OK,
-                              "Could not compile color filter name: \"%s\""
-                              " text: \"%s\".\n%s", name, filter, err_msg);
-                g_free(err_msg);
-            } else {
-                if (colorf->filter_text != NULL)
-                    g_free(colorf->filter_text);
-                if (colorf->c_colorfilter != NULL)
-                    dfilter_free(colorf->c_colorfilter);
-                colorf->filter_text = g_strdup(tmpfilter);
-                colorf->c_colorfilter = compiled_filter;
-                colorf->disabled = ((i!=filt_nr) ? TRUE : disabled);
-                /* Remember that there are now temporary coloring filters set */
-                if( filter )
-                    tmp_colors_set = TRUE;
-            }
-        }
-        g_free(name);
-    }
-    return;
-}
-
-const color_filter_t *
-color_filters_tmp_color(guint8 filter_num) {
-    gchar          *name;
-    color_filter_t *colorf = NULL;
-    GSList         *cfl;
-
-    name = g_strdup_printf("%s%02d", CONVERSATION_COLOR_PREFIX, filter_num);
-    cfl = g_slist_find_custom(color_filter_list, name, color_filters_find_by_name_cb);
-    if (cfl) {
-        colorf = (color_filter_t *)cfl->data;
-    }
-    g_free(name);
-
-    return colorf;
-}
-
-/* Reset the temporary colorfilters */
-void
-color_filters_reset_tmp(void)
-{
-    guint8 i;
-
-    for ( i=1 ; i<=10 ; i++ ) {
-        color_filters_set_tmp(i, NULL, TRUE);
-    }
-    /* Remember that there are now *no* temporary coloring filters set */
-    tmp_colors_set = FALSE;
-    return;
-}
-
-/* delete the specified filter */
-void
-color_filter_delete(color_filter_t *colorf)
-{
-    if (colorf->filter_name != NULL)
-        g_free(colorf->filter_name);
-    if (colorf->filter_text != NULL)
-        g_free(colorf->filter_text);
-    if (colorf->c_colorfilter != NULL)
-        dfilter_free(colorf->c_colorfilter);
-    g_free(colorf);
-}
-
-/* delete the specified filter (called from g_slist_foreach) */
-static void
-color_filter_delete_cb(gpointer filter_arg, gpointer unused _U_)
-{
-    color_filter_t *colorf = (color_filter_t *)filter_arg;
-
-    color_filter_delete(colorf);
-}
-
-/* delete the specified list */
-void
-color_filter_list_delete(GSList **cfl)
-{
-    g_slist_foreach(*cfl, color_filter_delete_cb, NULL);
-    g_slist_free(*cfl);
-    *cfl = NULL;
-}
-
-/* clone a single list entries from normal to edit list */
-static color_filter_t *
-color_filter_clone(color_filter_t *colorf)
-{
-    color_filter_t *new_colorf;
-
-    new_colorf                      = (color_filter_t *)g_malloc(sizeof (color_filter_t));
-    new_colorf->filter_name         = g_strdup(colorf->filter_name);
-    new_colorf->filter_text         = g_strdup(colorf->filter_text);
-    new_colorf->bg_color            = colorf->bg_color;
-    new_colorf->fg_color            = colorf->fg_color;
-    new_colorf->disabled            = colorf->disabled;
-    new_colorf->c_colorfilter       = NULL;
-    new_colorf->color_edit_dlg_info = NULL;
-    new_colorf->selected            = FALSE;
-
-    return new_colorf;
-}
-
-static void
-color_filter_list_clone_cb(gpointer filter_arg, gpointer cfl_arg)
-{
-    GSList **cfl = (GSList **)cfl_arg;
-    color_filter_t *new_colorf;
-
-    new_colorf = color_filter_clone((color_filter_t *)filter_arg);
-    *cfl = g_slist_append(*cfl, new_colorf);
-}
-
-/* clone the specified list */
-static GSList *
-color_filter_list_clone(GSList *cfl)
-{
-    GSList *new_list = NULL;
-
-    g_slist_foreach(cfl, color_filter_list_clone_cb, &new_list);
-
-    return new_list;
-}
-
-/* Initialize the filter structures (reading from file) for general running, including app startup */
-void
-color_filters_init(void)
-{
-    /* delete all currently existing filters */
-    color_filter_list_delete(&color_filter_list);
-
-    /* start the list with the temporary colorizing rules */
-    color_filters_add_tmp(&color_filter_list);
-
-    /* try to read the users filters */
-    if (!read_users_filters(&color_filter_list))
-        /* if that failed, try to read the global filters */
-        color_filters_read_globals(&color_filter_list);
-}
-
-void
-color_filters_reload(void)
-{
-    /* "move" old entries to the deleted list
-     * we must keep them until the dissection no longer needs them */
-    color_filter_deleted_list = g_slist_concat(color_filter_deleted_list, color_filter_list);
-    color_filter_list = NULL;
-
-    /* start the list with the temporary colorizing rules */
-    color_filters_add_tmp(&color_filter_list);
-
-    /* try to read the users filters */
-    if (!read_users_filters(&color_filter_list))
-        /* if that failed, try to read the global filters */
-        color_filters_read_globals(&color_filter_list);
-}
-
-void
-color_filters_cleanup(void)
-{
-    /* delete the previously deleted filters */
-    color_filter_list_delete(&color_filter_deleted_list);
-}
-
-static void
-color_filters_clone_cb(gpointer filter_arg, gpointer user_data)
-{
-    color_filter_t * new_colorf = color_filter_clone((color_filter_t *)filter_arg);
-    color_filter_add_cb (new_colorf, user_data);
-}
-
-void
-color_filters_clone(gpointer user_data)
-{
-    g_slist_foreach(color_filter_list, color_filters_clone_cb, user_data);
-}
-
-
-static void
-color_filter_compile_cb(gpointer filter_arg, gpointer unused _U_)
-{
-    color_filter_t *colorf = (color_filter_t *)filter_arg;
-    gchar *err_msg;
-
-    g_assert(colorf->c_colorfilter == NULL);
-    if (!dfilter_compile(colorf->filter_text, &colorf->c_colorfilter, &err_msg)) {
-        simple_dialog(ESD_TYPE_ERROR, ESD_BTN_OK,
-                      "Could not compile color filter name: \"%s\" text: \"%s\".\n%s",
-                      colorf->filter_name, colorf->filter_text, err_msg);
-        g_free(err_msg);
-        /* this filter was compilable before, so this should never happen */
-        /* except if the OK button of the parent window has been clicked */
-        /* so don't use g_assert_not_reached() but check the filters again */
-    }
-}
-
-static void
-color_filter_validate_cb(gpointer filter_arg, gpointer unused _U_)
-{
-    color_filter_t *colorf = (color_filter_t *)filter_arg;
-    gchar *err_msg;
-
-    g_assert(colorf->c_colorfilter == NULL);
-    if (!dfilter_compile(colorf->filter_text, &colorf->c_colorfilter, &err_msg)) {
-        simple_dialog(ESD_TYPE_ERROR, ESD_BTN_OK,
-                      "Removing color filter name: \"%s\" text: \"%s\".\n%s",
-                      colorf->filter_name, colorf->filter_text, err_msg);
-        g_free(err_msg);
-        /* Delete the color filter from the list of color filters. */
-        color_filter_valid_list = g_slist_remove(color_filter_valid_list, colorf);
-        color_filter_delete(colorf);
-    }
-}
-
-/* apply changes from the edit list */
-void
-color_filters_apply(GSList *tmp_cfl, GSList *edit_cfl)
-{
-    /* "move" old entries to the deleted list
-     * we must keep them until the dissection no longer needs them */
-    color_filter_deleted_list = g_slist_concat(color_filter_deleted_list, color_filter_list);
-    color_filter_list = NULL;
-
-    /* clone all list entries from tmp/edit to normal list */
-    color_filter_valid_list = NULL;
-    color_filter_valid_list = color_filter_list_clone(tmp_cfl);
-    color_filter_valid_list = g_slist_concat(color_filter_valid_list,
-                                             color_filter_list_clone(edit_cfl) );
-
-    /* compile all filter */
-    g_slist_foreach(color_filter_valid_list, color_filter_validate_cb, NULL);
-
-    /* clone all list entries from tmp/edit to normal list */
-    color_filter_list = color_filter_list_clone(color_filter_valid_list);
-
-    /* compile all filter */
-    g_slist_foreach(color_filter_list, color_filter_compile_cb, NULL);
-}
-
-gboolean
-color_filters_used(void)
-{
-    return color_filter_list != NULL && filters_enabled;
-}
-
-gboolean
-tmp_color_filters_used(void)
-{
-    return tmp_colors_set;
-}
-
-void
-color_filters_enable(gboolean enable)
-{
-    packet_list_enable_color(enable);
-}
-
-
-/* prepare the epan_dissect_t for the filter */
-static void
-prime_edt(gpointer data, gpointer user_data)
-{
-    color_filter_t *colorf = (color_filter_t *)data;
-    epan_dissect_t *edt    = (epan_dissect_t *)user_data;
-
-    if (colorf->c_colorfilter != NULL)
-        epan_dissect_prime_dfilter(edt, colorf->c_colorfilter);
-}
-
-/* Prime the epan_dissect_t with all the compiler
- * color filters in 'color_filter_list'. */
-void
-color_filters_prime_edt(epan_dissect_t *edt)
-{
-    if (color_filters_used())
-        g_slist_foreach(color_filter_list, prime_edt, edt);
-}
-
-/* * Return the color_t for later use */
-const color_filter_t *
-color_filters_colorize_packet(epan_dissect_t *edt)
-{
-    GSList         *curr;
-    color_filter_t *colorf;
-
-    /* If we have color filters, "search" for the matching one. */
-    if (color_filters_used()) {
-        curr = color_filter_list;
-
-        while(curr != NULL) {
-            colorf = (color_filter_t *)curr->data;
-            if ( (!colorf->disabled) &&
-                 (colorf->c_colorfilter != NULL) &&
-                 dfilter_apply_edt(colorf->c_colorfilter, edt)) {
-                return colorf;
-            }
-            curr = g_slist_next(curr);
-        }
-    }
-
-    return NULL;
-}
-
-/* read filters from the given file */
-/* XXX - Would it make more sense to use GStrings here instead of reallocing
-   our buffers? */
-static gboolean
-read_filters_file(FILE *f, gpointer user_data)
-{
-#define INIT_BUF_SIZE 128
-    gchar    *name             = NULL;
-    gchar    *filter_exp       = NULL;
-    guint32   name_len         = INIT_BUF_SIZE;
-    guint32   filter_exp_len   = INIT_BUF_SIZE;
-    guint32   i                = 0;
-    int       c;
-    guint16   fg_r, fg_g, fg_b, bg_r, bg_g, bg_b;
-    gboolean  disabled         = FALSE;
-    gboolean  skip_end_of_line = FALSE;
-
-    name = (gchar *)g_malloc(name_len + 1);
-    filter_exp = (gchar *)g_malloc(filter_exp_len + 1);
-
-    while (1) {
-
-        if (skip_end_of_line) {
-            do {
-                c = getc(f);
-            } while (c != EOF && c != '\n');
-            if (c == EOF)
-                break;
-            disabled = FALSE;
-            skip_end_of_line = FALSE;
-        }
-
-        while ((c = getc(f)) != EOF && g_ascii_isspace(c)) {
-            if (c == '\n') {
-                continue;
-            }
-        }
-
-        if (c == EOF)
-            break;
-
-        if (c == '!') {
-            disabled = TRUE;
-            continue;
-        }
-
-        /* skip # comments and invalid lines */
-        if (c != '@') {
-            skip_end_of_line = TRUE;
-            continue;
-        }
-
-        /* we get the @ delimiter.
-         * Format is:
-         * @name@filter expression@[background r,g,b][foreground r,g,b]
-         */
-
-        /* retrieve name */
-        i = 0;
-        while (1) {
-            c = getc(f);
-            if (c == EOF || c == '@')
-                break;
-            if (i >= name_len) {
-                /* buffer isn't long enough; double its length.*/
-                name_len *= 2;
-                name = (gchar *)g_realloc(name, name_len + 1);
-            }
-            name[i++] = c;
-        }
-        name[i] = '\0';
-
-        if (c == EOF) {
-            break;
-        } else if (i == 0) {
-            skip_end_of_line = TRUE;
-            continue;
-        }
-
-        /* retrieve filter expression */
-        i = 0;
-        while (1) {
-            c = getc(f);
-            if (c == EOF || c == '@')
-                break;
-            if (i >= filter_exp_len) {
-                /* buffer isn't long enough; double its length.*/
-                filter_exp_len *= 2;
-                filter_exp = (gchar *)g_realloc(filter_exp, filter_exp_len + 1);
-            }
-            filter_exp[i++] = c;
-        }
-        filter_exp[i] = '\0';
-
-        if (c == EOF) {
-            break;
-        } else if (i == 0) {
-            skip_end_of_line = TRUE;
-            continue;
-        }
-
-        /* retrieve background and foreground colors */
-        if (fscanf(f,"[%hu,%hu,%hu][%hu,%hu,%hu]",
-                   &bg_r, &bg_g, &bg_b, &fg_r, &fg_g, &fg_b) == 6) {
-
-            /* we got a complete color filter */
-
-            color_t bg_color, fg_color;
-            color_filter_t *colorf;
-            dfilter_t *temp_dfilter;
-            gchar *err_msg;
-
-            if (!dfilter_compile(filter_exp, &temp_dfilter, &err_msg)) {
-                g_warning("Could not compile \"%s\" in colorfilters file.\n%s",
-                          name, err_msg);
-                g_free(err_msg);
-                prefs.unknown_colorfilters = TRUE;
-
-                skip_end_of_line = TRUE;
-                continue;
-            }
-
-            if (!initialize_color(&fg_color, fg_r, fg_g, fg_b)) {
-                /* oops */
-                simple_dialog(ESD_TYPE_ERROR, ESD_BTN_OK,
-                              "Could not allocate foreground color "
-                              "specified in input file for %s.", name);
-                dfilter_free(temp_dfilter);
-                skip_end_of_line = TRUE;
-                continue;
-            }
-            if (!initialize_color(&bg_color, bg_r, bg_g, bg_b)) {
-                /* oops */
-                simple_dialog(ESD_TYPE_ERROR, ESD_BTN_OK,
-                              "Could not allocate background color "
-                              "specified in input file for %s.", name);
-                dfilter_free(temp_dfilter);
-                skip_end_of_line = TRUE;
-                continue;
-            }
-
-            colorf = color_filter_new(name, filter_exp, &bg_color,
-                                      &fg_color, disabled);
-            if(user_data == &color_filter_list) {
-                GSList **cfl = (GSList **)user_data;
-
-                /* internal call */
-                colorf->c_colorfilter = temp_dfilter;
-                *cfl = g_slist_append(*cfl, colorf);
-            } else {
-                /* external call */
-                /* just editing, don't need the compiled filter */
-                dfilter_free(temp_dfilter);
-                color_filter_add_cb (colorf, user_data);
-            }
-        }    /* if sscanf */
-
-        skip_end_of_line = TRUE;
-    }
-
-    g_free(name);
-    g_free(filter_exp);
-    return TRUE;
-}
-
-/* read filters from the user's filter file */
-static gboolean
-read_users_filters(GSList **cfl)
-{
-    gchar    *path;
-    FILE     *f;
-    gboolean  ret;
-
-    /* decide what file to open (from dfilter code) */
-    path = get_persconffile_path("colorfilters", TRUE);
-    if ((f = ws_fopen(path, "r")) == NULL) {
-        if (errno != ENOENT) {
-            simple_dialog(ESD_TYPE_ERROR, ESD_BTN_OK,
-                          "Could not open filter file\n\"%s\": %s.", path,
-                          g_strerror(errno));
-        }
-        g_free(path);
-        return FALSE;
-    }
-    g_free(path);
-    path = NULL;
-
-    ret = read_filters_file(f, cfl);
-    fclose(f);
-    return ret;
-}
-
-/* read filters from the filter file */
-gboolean
-color_filters_read_globals(gpointer user_data)
-{
-    gchar    *path;
-    FILE     *f;
-    gboolean  ret;
-
-    /* decide what file to open (from dfilter code) */
-    path = get_datafile_path("colorfilters");
-    if ((f = ws_fopen(path, "r")) == NULL) {
-        if (errno != ENOENT) {
-            simple_dialog(ESD_TYPE_ERROR, ESD_BTN_OK,
-                          "Could not open global filter file\n\"%s\": %s.", path,
-                          g_strerror(errno));
-        }
-        g_free(path);
-        return FALSE;
-    }
-    g_free(path);
-    path = NULL;
-
-    ret = read_filters_file(f, user_data);
-    fclose(f);
-    return ret;
-}
-
-/* read filters from some other filter file (import) */
-gboolean
-color_filters_import(const gchar *path, const gpointer user_data)
-{
-    FILE     *f;
-    gboolean  ret;
-
-    if ((f = ws_fopen(path, "r")) == NULL) {
-        simple_dialog(ESD_TYPE_ERROR, ESD_BTN_OK,
-                      "Could not open\n%s\nfor reading: %s.",
-                      path, g_strerror(errno));
-        return FALSE;
-    }
-
-    ret = read_filters_file(f, user_data);
-    fclose(f);
-    return ret;
-}
-
-struct write_filter_data
-{
-    FILE     *f;
-    gboolean  only_selected;
-};
-
-/* save a single filter */
-static void
-write_filter(gpointer filter_arg, gpointer data_arg)
-{
-    struct write_filter_data *data = (struct write_filter_data *)data_arg;
-    color_filter_t *colorf = (color_filter_t *)filter_arg;
-    FILE *f = data->f;
-
-    if ( (colorf->selected || !data->only_selected) &&
-         (strstr(colorf->filter_name,CONVERSATION_COLOR_PREFIX)==NULL) ) {
-        fprintf(f,"%s@%s@%s@[%u,%u,%u][%u,%u,%u]\n",
-                colorf->disabled ? "!" : "",
-                colorf->filter_name,
-                colorf->filter_text,
-                colorf->bg_color.red,
-                colorf->bg_color.green,
-                colorf->bg_color.blue,
-                colorf->fg_color.red,
-                colorf->fg_color.green,
-                colorf->fg_color.blue);
-    }
-}
-
-/* save filters in a filter file */
-static gboolean
-write_filters_file(const GSList *cfl, FILE *f, gboolean only_selected)
-{
-    struct write_filter_data data;
-
-    data.f = f;
-    data.only_selected = only_selected;
-
-    fprintf(f,"# DO NOT EDIT THIS FILE!  It was created by Wireshark\n");
-    g_slist_foreach((GSList *) cfl, write_filter, &data);
-    return TRUE;
-}
-
-/* save filters in users filter file */
-gboolean
-color_filters_write(GSList *cfl)
-{
-    gchar *pf_dir_path;
-    gchar *path;
-    FILE  *f;
-
-    /* Create the directory that holds personal configuration files,
-       if necessary.  */
-    if (create_persconffile_dir(&pf_dir_path) == -1) {
-        simple_dialog(ESD_TYPE_ERROR, ESD_BTN_OK,
-                      "Can't create directory\n\"%s\"\nfor color files: %s.",
-                      pf_dir_path, g_strerror(errno));
-        g_free(pf_dir_path);
-        return FALSE;
-    }
-
-    path = get_persconffile_path("colorfilters", TRUE);
-    if ((f = ws_fopen(path, "w+")) == NULL) {
-        simple_dialog(ESD_TYPE_ERROR, ESD_BTN_OK,
-                      "Could not open\n%s\nfor writing: %s.",
-                      path, g_strerror(errno));
-        g_free(path);
-        return FALSE;
-    }
-    g_free(path);
-    write_filters_file(cfl, f, FALSE);
-    fclose(f);
-    return TRUE;
-}
-
-/* save filters in some other filter file (export) */
-gboolean
-color_filters_export(const gchar *path, const GSList *cfl, gboolean only_marked)
-{
-    FILE *f;
-
-    if ((f = ws_fopen(path, "w+")) == NULL) {
-        simple_dialog(ESD_TYPE_ERROR, ESD_BTN_OK,
-                      "Could not open\n%s\nfor writing: %s.",
-                      path, g_strerror(errno));
-        return FALSE;
-    }
-    write_filters_file(cfl, f, only_marked);
-    fclose(f);
-    return TRUE;
-}
-
-/*
- * Editor modelines  -  http://www.wireshark.org/tools/modelines.html
- *
- * Local variables:
- * c-basic-offset: 4
- * tab-width: 8
- * indent-tabs-mode: nil
- * End:
- *
- * vi: set shiftwidth=4 tabstop=8 expandtab:
- * :indentSize=4:tabSize=8:noTabs=true:
- */