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/**
* @file
* Implementation for the main toplevel window.
*
* @author Jeremy A. Mowery jmowery@tresys.com
* @author Jason Tang jtang@tresys.com
* @author Jeremy Solt jsolt@tresys.com
*
* Copyright (C) 2003-2007 Tresys Technology, LLC
*
* 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 St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <config.h>
#include "message_view.h"
#include "open_policy_window.h"
#include "policy_view.h"
#include "preferences_view.h"
#include "report_window.h"
#include "toplevel.h"
#include "utilgui.h"
#include <assert.h>
#include <errno.h>
#include <string.h>
#include <apol/util.h>
#include <gdk-pixbuf/gdk-pixbuf.h>
#include <gtk/gtk.h>
#include <glade/glade.h>
#include <seaudit/parse.h>
struct toplevel
{
seaudit_t *s;
policy_view_t *pv;
progress_t *progress;
/** vector of message_view_t that are in the toplevel's notebook */
apol_vector_t *views;
GladeXML *xml;
/** filename for glade file */
char *xml_filename;
/** toplevel window widget */
GtkWindow *w;
GtkNotebook *notebook;
/** non-zero if the log file should be polled for changes */
int do_monitor_log;
/** event id for the monitor callback */
guint monitor_id;
/** serial number for models created, such that new models
* will be named Untitled <number> */
int next_model_number;
/** filename for most recently opened view */
char *view_filename;
};
/**
* Given a view, return its index within the toplevel notebook pages.
*
* @param top Toplevel containing the notebook.
* @param view View to look up.
*
* @return Index of the view (zero-indexed), or -1 if not found.
*/
static gint toplevel_notebook_find_view(toplevel_t * top, message_view_t * view)
{
gint num_pages = gtk_notebook_get_n_pages(top->notebook);
while (num_pages >= 1) {
GtkWidget *child = gtk_notebook_get_nth_page(top->notebook, num_pages - 1);
GtkWidget *tab = gtk_notebook_get_tab_label(top->notebook, child);
message_view_t *v = g_object_get_data(G_OBJECT(tab), "view-object");
if (v == view) {
return num_pages - 1;
}
num_pages--;
}
return -1;
}
/**
* Return the view on the page that is currently raised, or NULL if
* there are no views.
*/
static message_view_t *toplevel_get_current_view(toplevel_t * top)
{
gint current = gtk_notebook_get_current_page(top->notebook);
if (current >= 0) {
GtkWidget *child = gtk_notebook_get_nth_page(top->notebook, current);
GtkWidget *tab = gtk_notebook_get_tab_label(top->notebook, child);
return g_object_get_data(G_OBJECT(tab), "view-object");
}
return NULL;
}
static void toplevel_on_notebook_switch_page(GtkNotebook * notebook __attribute__ ((unused)), GtkNotebookPage * page
__attribute__ ((unused)), guint pagenum __attribute__ ((unused)), toplevel_t * top)
{
toplevel_update_selection_menu_item(top);
toplevel_update_status_bar(top);
}
/**
* Callback invoked when a tab close button is clicked.
*/
static void toplevel_on_tab_close(GtkButton * button, toplevel_t * top)
{
/* disallow the close if this is the last tab */
if (top->views == NULL || apol_vector_get_size(top->views) <= 1) {
return;
} else {
message_view_t *view = g_object_get_data(G_OBJECT(button), "view-object");
gint idx = toplevel_notebook_find_view(top, view);
size_t i;
assert(idx >= 0);
gtk_notebook_remove_page(top->notebook, idx);
apol_vector_get_index(top->views, view, NULL, NULL, &i);
message_view_destroy(&view);
apol_vector_remove(top->views, i);
}
}
/**
* Create a new view associated with the given model, then create a
* tab to place that view. The newly created tab will then be raised.
*
* @param top Toplevel containing notebook to which add the view and tab.
* @param model Model from which to create a view.
* @param filename Initial filename for the view.
*/
static void toplevel_add_new_view(toplevel_t * top, seaudit_model_t * model, const char *filename)
{
message_view_t *view;
GtkWidget *tab, *button, *label, *image;
gint idx;
if ((view = message_view_create(top, model, filename)) == NULL) {
return;
}
if (apol_vector_append(top->views, view) < 0) {
toplevel_ERR(top, "%s", strerror(errno));
message_view_destroy(&view);
return;
}
tab = gtk_hbox_new(FALSE, 5);
g_object_set_data(G_OBJECT(tab), "view-object", view);
button = gtk_button_new();
g_object_set_data(G_OBJECT(button), "view-object", view);
image = gtk_image_new_from_stock(GTK_STOCK_CLOSE, GTK_ICON_SIZE_MENU);
gtk_container_add(GTK_CONTAINER(button), image);
gtk_widget_set_size_request(image, 8, 8);
g_signal_connect(G_OBJECT(button), "pressed", G_CALLBACK(toplevel_on_tab_close), top);
label = gtk_label_new(seaudit_model_get_name(model));
g_object_set_data(G_OBJECT(tab), "label", label);
gtk_box_pack_start(GTK_BOX(tab), label, TRUE, TRUE, 5);
gtk_box_pack_end(GTK_BOX(tab), button, FALSE, FALSE, 5);
gtk_widget_show(label);
gtk_widget_show(button);
gtk_widget_show(image);
idx = gtk_notebook_append_page(top->notebook, message_view_get_view(view), tab);
gtk_notebook_set_current_page(top->notebook, idx);
}
/**
* Create a new model for the currently loaded log file (which could
* be NULL), then create a view that watches that model.
*/
static void toplevel_add_new_model(toplevel_t * top)
{
seaudit_log_t *log = seaudit_get_log(top->s);
char *model_name = NULL;
seaudit_model_t *model = NULL;
if (asprintf(&model_name, "Untitled %d", top->next_model_number) < 0) {
toplevel_ERR(top, "%s", strerror(errno));
return;
}
model = seaudit_model_create(model_name, log);
free(model_name);
if (model == NULL) {
toplevel_ERR(top, "%s", strerror(errno));
return;
} else {
top->next_model_number++;
toplevel_add_new_view(top, model, NULL);
}
}
/**
* Callback whenever an item from the recent logs submenu is activated.
*/
static void toplevel_on_open_recent_log_activate(GtkWidget * widget, gpointer user_data)
{
GtkWidget *label = gtk_bin_get_child(GTK_BIN(widget));
const char *path = gtk_label_get_text(GTK_LABEL(label));
toplevel_t *top = (toplevel_t *) user_data;
toplevel_open_log(top, path);
}
/**
* Update the entries within recent logs submenu to match those in the
* preferences object.
*/
static void toplevel_set_recent_logs_submenu(toplevel_t * top)
{
GtkMenuItem *recent = GTK_MENU_ITEM(glade_xml_get_widget(top->xml, "OpenRecentLog"));
apol_vector_t *paths = preferences_get_recent_logs(toplevel_get_prefs(top));
GtkWidget *submenu, *submenu_item;
size_t i;
gtk_menu_item_remove_submenu(recent);
submenu = gtk_menu_new();
for (i = 0; i < apol_vector_get_size(paths); i++) {
char *path = (char *)apol_vector_get_element(paths, i);
submenu_item = gtk_menu_item_new_with_label(path);
gtk_menu_shell_prepend(GTK_MENU_SHELL(submenu), submenu_item);
gtk_widget_show(submenu_item);
g_signal_connect(G_OBJECT(submenu_item), "activate", G_CALLBACK(toplevel_on_open_recent_log_activate), top);
}
gtk_menu_item_set_submenu(GTK_MENU_ITEM(recent), submenu);
}
/**
* Callback whenever an item from the recent policies submenu is
* activated.
*/
static void toplevel_on_open_recent_policy_activate(GtkMenuItem * menuitem, gpointer user_data)
{
apol_policy_path_t *path = g_object_get_data(G_OBJECT(menuitem), "path");
toplevel_t *top = (toplevel_t *) user_data;
apol_policy_path_t *dup_path = apol_policy_path_create_from_policy_path(path);
if (dup_path == NULL) {
toplevel_ERR(top, "%s", strerror(errno));
return;
}
toplevel_open_policy(top, dup_path);
}
/**
* Update the entries within recent policies submenu to match those in
* the preferences object.
*/
static void toplevel_set_recent_policies_submenu(toplevel_t * top)
{
GtkMenuItem *recent = GTK_MENU_ITEM(glade_xml_get_widget(top->xml, "OpenRecentPolicy"));
apol_vector_t *paths = preferences_get_recent_policies(toplevel_get_prefs(top));
GtkWidget *submenu, *submenu_item;
size_t i;
GtkTooltipsData *tips_data = gtk_tooltips_data_get(GTK_WIDGET(recent));
assert(tips_data != NULL);
GtkTooltips *tooltips = tips_data->tooltips;
gtk_menu_item_remove_submenu(recent);
submenu = gtk_menu_new();
for (i = 0; i < apol_vector_get_size(paths); i++) {
apol_policy_path_t *path = apol_vector_get_element(paths, i);
char *menu_label = NULL;
const char *primary_path = apol_policy_path_get_primary(path);
GString *tip = g_string_new(NULL);
if ((menu_label = util_policy_path_to_string(path)) == NULL) {
toplevel_ERR(top, "%s", strerror(errno));
g_string_free(tip, TRUE);
break;
}
submenu_item = gtk_menu_item_new_with_label(menu_label);
free(menu_label);
if (apol_policy_path_get_type(path) == APOL_POLICY_PATH_TYPE_MONOLITHIC) {
g_string_append_printf(tip, "monolithic policy: %s", primary_path);
} else {
char *s = NULL;
const apol_vector_t *modules = apol_policy_path_get_modules(path);
size_t num_modules = apol_vector_get_size(modules);
g_string_append_printf(tip, "base policy: %s", primary_path);
if (num_modules > 0) {
if ((s = apol_str_join(modules, "\n ")) == NULL) {
toplevel_ERR(top, "%s", strerror(errno));
break;
}
g_string_append_printf(tip, "\n %s", s);
free(s);
}
}
gtk_tooltips_set_tip(tooltips, GTK_WIDGET(submenu_item), tip->str, "");
g_string_free(tip, TRUE);
g_object_set_data(G_OBJECT(submenu_item), "path", path);
gtk_menu_shell_prepend(GTK_MENU_SHELL(submenu), submenu_item);
gtk_widget_show(submenu_item);
g_signal_connect(G_OBJECT(submenu_item), "activate", G_CALLBACK(toplevel_on_open_recent_policy_activate), top);
}
gtk_menu_item_set_submenu(GTK_MENU_ITEM(recent), submenu);
}
/**
* Enable/disable all items (menus and buttons) that depend upon if a
* log is loaded.
*
* @param top Toplevel object containing menu items.
* @param TRUE to enable items, FALSE to disable.
*/
static void toplevel_enable_log_items(toplevel_t * top, gboolean sens)
{
static const char *items[] = {
"NewView", "OpenView", "SaveView", "SaveViewAs", "ModifyView",
"ExportAll", "ExportSelected", "ViewMessage",
"CreateReport", "MonitorLog", "ClearView",
"ModifyViewButton", "MonitorLogButton", "ClearViewButton",
NULL
};
size_t i;
const char *s;
for (i = 0, s = items[0]; s != NULL; s = items[++i]) {
GtkWidget *w = glade_xml_get_widget(top->xml, s);
assert(w != NULL);
gtk_widget_set_sensitive(w, sens);
}
}
/**
* Enable/disable all items (menus and buttons) that depend upon if a
* policy is loaded.
*
* @param top Toplevel object containing widgets.
* @param TRUE to enable items, FALSE to disable.
*/
static void toplevel_enable_policy_items(toplevel_t * top, gboolean sens)
{
static const char *items[] = {
"FindTERules", "FindTERulesButton",
NULL
};
size_t i;
const char *s;
for (i = 0, s = items[0]; s != NULL; s = items[++i]) {
GtkWidget *w = glade_xml_get_widget(top->xml, s);
assert(w != NULL);
gtk_widget_set_sensitive(w, sens);
}
}
/**
* Update the toplevel's title bar to list the log and policy files
* opened.
*
* @param top Toplevel to modify.
*/
static void toplevel_update_title_bar(toplevel_t * top)
{
char *log_path = seaudit_get_log_path(top->s);
apol_policy_path_t *policy_path = seaudit_get_policy_path(top->s);
char *policy_type_str = "Policy";
const char *primary_path;
char *s;
if (log_path == NULL) {
log_path = "No Log";
}
if (policy_path == NULL) {
primary_path = "No Policy";
} else {
if (apol_policy_path_get_type(policy_path) == APOL_POLICY_PATH_TYPE_MODULAR) {
policy_type_str = "Base";
}
primary_path = apol_policy_path_get_primary(policy_path);
}
if (asprintf(&s, "seaudit - [Log file: %s] [%s file: %s]", log_path, policy_type_str, primary_path) < 0) {
toplevel_ERR(top, "%s", strerror(errno));
return;
}
gtk_window_set_title(top->w, s);
free(s);
}
/**
* Initialize the application icons for the program. These icons are
* the ones shown by the window manager within title bars and pagers.
* The last icon listed in the array will be displayed in the About
* dialog.
*
* @param top Toplevel whose icon to set. All child windows will
* inherit these icons.
*/
static void init_icons(toplevel_t * top)
{
static const char *icon_names[] = { "seaudit-small.png", "seaudit.png" };
GdkPixbuf *icon;
char *path;
GList *icon_list = NULL;
size_t i;
for (i = 0; i < sizeof(icon_names) / sizeof(icon_names[0]); i++) {
if ((path = apol_file_find_path(icon_names[i])) == NULL) {
continue;
}
icon = gdk_pixbuf_new_from_file(path, NULL);
free(path);
if (icon == NULL) {
continue;
}
icon_list = g_list_append(icon_list, icon);
}
gtk_window_set_default_icon_list(icon_list);
gtk_window_set_icon_list(top->w, icon_list);
}
static void message_view_free(void *elem)
{
message_view_t *view = elem;
message_view_destroy(&view);
}
toplevel_t *toplevel_create(seaudit_t * s)
{
toplevel_t *top;
GtkWidget *vbox;
int error = 0;
if ((top = calloc(1, sizeof(*top))) == NULL || (top->views = apol_vector_create(message_view_free)) == NULL) {
error = errno;
goto cleanup;
}
top->s = s;
top->next_model_number = 1;
if ((top->xml_filename = apol_file_find_path("seaudit.glade")) == NULL ||
(top->xml = glade_xml_new(top->xml_filename, "TopLevel", NULL)) == NULL) {
fprintf(stderr, "Could not open seaudit.glade.\n");
error = EIO;
goto cleanup;
}
top->w = GTK_WINDOW(glade_xml_get_widget(top->xml, "TopLevel"));
g_object_set_data(G_OBJECT(top->w), "toplevel", top);
init_icons(top);
top->notebook = GTK_NOTEBOOK(gtk_notebook_new());
g_signal_connect_after(G_OBJECT(top->notebook), "switch-page", G_CALLBACK(toplevel_on_notebook_switch_page), top);
vbox = glade_xml_get_widget(top->xml, "NotebookVBox");
gtk_container_add(GTK_CONTAINER(vbox), GTK_WIDGET(top->notebook));
gtk_widget_show(GTK_WIDGET(top->notebook));
gtk_widget_show(GTK_WIDGET(top->w));
toplevel_set_recent_logs_submenu(top);
toplevel_set_recent_policies_submenu(top);
glade_xml_signal_autoconnect(top->xml);
/* create initial blank tab for the notebook */
toplevel_add_new_model(top);
/* initialize sub-windows, now that glade XML file has been
* read */
if ((top->pv = policy_view_create(top)) == NULL || (top->progress = progress_create(top)) == NULL) {
error = errno;
goto cleanup;
}
cleanup:
if (error != 0) {
toplevel_destroy(&top);
errno = error;
return NULL;
}
return top;
}
void toplevel_destroy(toplevel_t ** top)
{
if (top != NULL && *top != NULL) {
if ((*top)->monitor_id > 0) {
g_source_remove((*top)->monitor_id);
}
policy_view_destroy(&(*top)->pv);
apol_vector_destroy(&(*top)->views);
free((*top)->xml_filename);
g_free((*top)->view_filename);
progress_destroy(&(*top)->progress);
if ((*top)->w != NULL) {
gtk_widget_destroy(GTK_WIDGET((*top)->w));
}
free(*top);
*top = NULL;
}
}
struct log_run_datum
{
toplevel_t *top;
FILE *file;
const char *filename;
seaudit_log_t *log;
int result;
};
/**
* Update the seaudit log, then refresh all views as necessary. Note
* that this only works in a single-threaded environment; otherwise
* there are two possible race conditions:
* - monitor is disabled while this function is being executed
* - a new log file is loaded while the function is being executed
*
* But what happens if this function is scheduled and then a new log
* is opened? In toplevel_open_log(), do_monitor_log is temporarily
* disabled because that function is threaded. It is then re-enabled
* afterwards.
*
* To make this function fully thread-safe requires making this entire
* function synchronized, and then employ locking every time
* do_monitor_log and monitor_id are set.
*/
static gboolean toplevel_monitor_log_timer(gpointer data)
{
toplevel_t *top = (toplevel_t *) data;
if (top->do_monitor_log) {
int retval;
gint i = gtk_notebook_get_n_pages(top->notebook) - 1;
uint delay;
retval = seaudit_parse_log(top->s);
if (retval < 0) {
GtkCheckMenuItem *w;
toplevel_ERR(top, "Error while monitoring log: %s", strerror(errno));
w = GTK_CHECK_MENU_ITEM(glade_xml_get_widget(top->xml, "MonitorLog"));
top->monitor_id = 0;
gtk_check_menu_item_set_active(w, 0);
return FALSE;
}
while (i >= 0) {
GtkWidget *child = gtk_notebook_get_nth_page(top->notebook, i);
GtkWidget *tab = gtk_notebook_get_tab_label(top->notebook, child);
message_view_t *v = g_object_get_data(G_OBJECT(tab), "view-object");
message_view_update_rows(v);
i--;
}
/* reschedule another timer callback */
delay = preferences_get_real_time_interval(toplevel_get_prefs(top));
top->monitor_id = g_timeout_add(delay, toplevel_monitor_log_timer, top);
} else {
top->monitor_id = 0;
}
return FALSE;
}
/**
* Enable or disable the log monitoring feature. While enabled, the
* log file will be periodically polled; new lines will be parsed and
* inserted into the seaudit log object. All models and their views
* will then be notified of the changes.
*
* @param top Toplevel object whose widgets to update.
*/
static void toplevel_monitor_log(toplevel_t * top)
{
GtkLabel *label = GTK_LABEL(glade_xml_get_widget(top->xml, "MonitorLogLabel"));
assert(label != NULL);
if (top->do_monitor_log) {
gtk_label_set_markup(label, "Monitor Status: <span foreground=\"green\">ON</span>");
if (top->monitor_id == 0) {
uint delay = preferences_get_real_time_interval(toplevel_get_prefs(top));
top->monitor_id = g_timeout_add(delay, toplevel_monitor_log_timer, top);
}
} else {
if (top->monitor_id > 0) {
g_source_remove(top->monitor_id);
top->monitor_id = 0;
}
gtk_label_set_markup(label, "Monitor Status: <span foreground=\"red\">OFF</span>");
}
}
/**
* Thread that loads and parses a log file. It will write to
* progress_seaudit_handle_func() its status during the load. Note
* that the file handle is not closed upon completion; it is left open
* so that subsequent calls to seaudit_log_parse(), such as
* forreal-time monitoring.
*
* @param data Pointer to a struct log_run_datum, for control
* information.
*/
static gpointer toplevel_open_log_runner(gpointer data)
{
struct log_run_datum *run = (struct log_run_datum *)data;
progress_update(run->top->progress, "Parsing %s", run->filename);
if ((run->file = fopen(run->filename, "r")) == NULL) {
progress_update(run->top->progress, "Could not open %s for reading.", run->filename);
run->result = -1;
goto cleanup;
}
if ((run->log = seaudit_log_create(progress_seaudit_handle_func, run->top->progress)) == NULL) {
progress_update(run->top->progress, "%s", strerror(errno));
run->result = -1;
goto cleanup;
}
run->result = seaudit_log_parse(run->log, run->file);
cleanup:
if (run->result < 0) {
if (run->file != NULL) {
fclose(run->file);
}
run->file = NULL;
seaudit_log_destroy(&run->log);
progress_abort(run->top->progress, NULL);
} else if (run->result > 0) {
progress_warn(run->top->progress, NULL);
} else {
progress_done(run->top->progress);
}
return NULL;
}
/**
* Destroy all views and their notebook tabs.
*/
static void toplevel_destroy_views(toplevel_t * top)
{
gint num_pages = gtk_notebook_get_n_pages(top->notebook);
while (num_pages >= 1) {
message_view_t *view = apol_vector_get_element(top->views, num_pages - 1);
gtk_notebook_remove_page(top->notebook, num_pages - 1);
message_view_destroy(&view);
apol_vector_remove(top->views, num_pages - 1);
num_pages--;
}
}
void toplevel_open_log(toplevel_t * top, const char *filename)
{
struct log_run_datum run = { top, NULL, filename, NULL, 0 };
int was_monitor_running;
GtkCheckMenuItem *w;
/* disable monitoring during the threaded part of this code */
was_monitor_running = top->do_monitor_log;
top->do_monitor_log = 0;
toplevel_monitor_log(top);
util_cursor_wait(GTK_WIDGET(top->w));
progress_show(top->progress, "Opening Log");
g_thread_create(toplevel_open_log_runner, &run, FALSE, NULL);
progress_wait(top->progress);
progress_hide(top->progress);
util_cursor_clear(GTK_WIDGET(top->w));
if (run.result < 0) {
top->do_monitor_log = was_monitor_running;
toplevel_monitor_log(top);
return;
}
toplevel_destroy_views(top);
top->next_model_number = 1;
seaudit_set_log(top->s, run.log, run.file, filename);
toplevel_set_recent_logs_submenu(top);
toplevel_enable_log_items(top, TRUE);
toplevel_add_new_model(top);
toplevel_update_title_bar(top);
toplevel_update_status_bar(top);
toplevel_update_selection_menu_item(top);
top->do_monitor_log = preferences_get_real_time_at_startup(toplevel_get_prefs(top));
w = GTK_CHECK_MENU_ITEM(glade_xml_get_widget(top->xml, "MonitorLog"));
gtk_check_menu_item_set_active(w, top->do_monitor_log);
/* call this again because the check item could have already
* been active, thus its handler would not run */
toplevel_monitor_log(top);
}
struct policy_run_datum
{
toplevel_t *top;
apol_policy_path_t *path;
apol_policy_t *policy;
int result;
};
/**
* Thread that loads and parses a policy file. It will write to
* progress_seaudit_handle_func() its status during the load.
*
* @param data Pointer to a struct policy_run_datum, for control
* information.
*/
static gpointer toplevel_open_policy_runner(gpointer data)
{
struct policy_run_datum *run = (struct policy_run_datum *)data;
progress_update(run->top->progress, "Opening policy.");
run->policy =
apol_policy_create_from_policy_path(run->path, QPOL_POLICY_OPTION_NO_NEVERALLOWS, progress_apol_handle_func,
run->top->progress);
if (run->policy == NULL) {
run->result = -1;
progress_abort(run->top->progress, NULL);
return NULL;
}
run->result = 0;
progress_done(run->top->progress);
return NULL;
}
int toplevel_open_policy(toplevel_t * top, apol_policy_path_t * path)
{
struct policy_run_datum run = { top, path, NULL, 0 };
util_cursor_wait(GTK_WIDGET(top->w));
progress_show(top->progress, apol_policy_path_get_primary(path));
g_thread_create(toplevel_open_policy_runner, &run, FALSE, NULL);
progress_wait(top->progress);
progress_hide(top->progress);
util_cursor_clear(GTK_WIDGET(top->w));
if (run.result < 0) {
apol_policy_path_destroy(&path);
return run.result;
}
seaudit_set_policy(top->s, run.policy, path);
toplevel_set_recent_policies_submenu(top);
toplevel_enable_policy_items(top, TRUE);
toplevel_update_title_bar(top);
toplevel_update_status_bar(top);
policy_view_update(top->pv, path);
return 0;
}
void toplevel_update_status_bar(toplevel_t * top)
{
apol_policy_t *policy = seaudit_get_policy(top->s);
GtkLabel *policy_version = (GtkLabel *) glade_xml_get_widget(top->xml, "PolicyVersionLabel");
GtkLabel *log_num = (GtkLabel *) glade_xml_get_widget(top->xml, "LogNumLabel");
GtkLabel *log_dates = (GtkLabel *) glade_xml_get_widget(top->xml, "LogDateLabel");
seaudit_log_t *log = toplevel_get_log(top);
if (policy == NULL) {
gtk_label_set_text(policy_version, "Policy: No policy");
} else {
char *policy_str = apol_policy_get_version_type_mls_str(policy);
if (policy_str == NULL) {
toplevel_ERR(top, "%s", strerror(errno));
} else {
char *s;
if (asprintf(&s, "Policy: %s", policy_str) < 0) {
toplevel_ERR(top, "%s", strerror(errno));
} else {
gtk_label_set_text(policy_version, s);
free(s);
}
free(policy_str);
}
}
if (log == NULL) {
gtk_label_set_text(log_num, "Log Messages: No log");
gtk_label_set_text(log_dates, "Dates: No log");
} else {
message_view_t *view = toplevel_get_current_view(top);
size_t num_messages = seaudit_get_num_log_messages(top->s);
size_t num_view_messages;
const struct tm *first = seaudit_get_log_first(top->s);
const struct tm *last = seaudit_get_log_last(top->s);
assert(view != NULL);
num_view_messages = message_view_get_num_log_messages(view);
char *s, t1[256], t2[256];
if (asprintf(&s, "Log Messages: %zd/%zd", num_view_messages, num_messages) < 0) {
toplevel_ERR(top, "%s", strerror(errno));
} else {
gtk_label_set_text(log_num, s);
free(s);
}
if (first == NULL || last == NULL) {
gtk_label_set_text(log_dates, "Dates: No messages");
} else {
strftime(t1, 256, "%b %d %H:%M:%S", first);
strftime(t2, 256, "%b %d %H:%M:%S", last);
if (asprintf(&s, "Dates: %s - %s", t1, t2) < 0) {
toplevel_ERR(top, "%s", strerror(errno));
} else {
gtk_label_set_text(log_dates, s);
free(s);
}
}
}
}
void toplevel_update_tabs(toplevel_t * top)
{
gint i = gtk_notebook_get_n_pages(top->notebook) - 1;
while (i >= 0) {
GtkWidget *child = gtk_notebook_get_nth_page(top->notebook, i);
GtkWidget *tab = gtk_notebook_get_tab_label(top->notebook, child);
GtkWidget *label = g_object_get_data(G_OBJECT(tab), "label");
message_view_t *v = g_object_get_data(G_OBJECT(tab), "view-object");
seaudit_model_t *model = message_view_get_model(v);
const char *name = seaudit_model_get_name(model);
gtk_label_set_text(GTK_LABEL(label), name);
i--;
}
}
void toplevel_update_selection_menu_item(toplevel_t * top)
{
static const char *items[] = {
"ExportSelected", "ViewMessage",
NULL
};
message_view_t *view = toplevel_get_current_view(top);
gboolean sens = FALSE;
size_t i;
const char *s;
if (view != NULL) {
sens = message_view_is_message_selected(view);
}
for (i = 0, s = items[0]; s != NULL; s = items[++i]) {
GtkWidget *w = glade_xml_get_widget(top->xml, s);
assert(s != NULL);
gtk_widget_set_sensitive(w, sens);
}
}
preferences_t *toplevel_get_prefs(toplevel_t * top)
{
return seaudit_get_prefs(top->s);
}
seaudit_log_t *toplevel_get_log(toplevel_t * top)
{
return seaudit_get_log(top->s);
}
apol_vector_t *toplevel_get_log_users(toplevel_t * top)
{
return seaudit_get_log_users(top->s);
}
apol_vector_t *toplevel_get_log_roles(toplevel_t * top)
{
return seaudit_get_log_roles(top->s);
}
apol_vector_t *toplevel_get_log_types(toplevel_t * top)
{
return seaudit_get_log_types(top->s);
}
apol_vector_t *toplevel_get_log_mls_lvl(toplevel_t * top)
{
return seaudit_get_log_mls_lvl(top->s);
}
apol_vector_t *toplevel_get_log_mls_clr(toplevel_t * top)
{
return seaudit_get_log_mls_clr(top->s);
}
apol_vector_t *toplevel_get_log_classes(toplevel_t * top)
{
return seaudit_get_log_classes(top->s);
}
apol_policy_t *toplevel_get_policy(toplevel_t * top)
{
return seaudit_get_policy(top->s);
}
char *toplevel_get_glade_xml(toplevel_t * top)
{
return top->xml_filename;
}
progress_t *toplevel_get_progress(toplevel_t * top)
{
return top->progress;
}
GtkWindow *toplevel_get_window(toplevel_t * top)
{
return top->w;
}
void toplevel_find_terules(toplevel_t * top, seaudit_message_t * message)
{
policy_view_find_terules(top->pv, message);
}
/**
* Pop-up a dialog with a line of text and wait for the user to
* dismiss the dialog.
*
* @param top Toplevel window; this message dialog will be centered
* upon it.
* @param msg_type Type of message being displayed.
* @param fmt Format string to print, using syntax of printf(3).
*/
static void toplevel_message(toplevel_t * top, GtkMessageType msg_type, const char *fmt, va_list ap)
{
GtkWidget *dialog;
char *msg;
if (vasprintf(&msg, fmt, ap) < 0) {
ERR(NULL, "%s", strerror(errno));
return;
}
dialog = gtk_message_dialog_new(top->w, GTK_DIALOG_DESTROY_WITH_PARENT, msg_type, GTK_BUTTONS_CLOSE, msg);
free(msg);
gtk_dialog_run(GTK_DIALOG(dialog));
gtk_widget_destroy(dialog);
}
void toplevel_ERR(toplevel_t * top, const char *format, ...)
{
va_list(ap);
va_start(ap, format);
toplevel_message(top, GTK_MESSAGE_ERROR, format, ap);
va_end(ap);
}
void toplevel_WARN(toplevel_t * top, const char *format, ...)
{
va_list(ap);
va_start(ap, format);
toplevel_message(top, GTK_MESSAGE_WARNING, format, ap);
va_end(ap);
}
/************* below are callbacks for the toplevel menu items *************/
void toplevel_on_destroy(gpointer user_data, GtkObject * object __attribute__ ((unused)))
{
toplevel_t *top = g_object_get_data(G_OBJECT(user_data), "toplevel");
top->w = NULL;
gtk_main_quit();
}
void toplevel_on_open_log_activate(gpointer user_data, GtkWidget * widget __attribute__ ((unused)))
{
toplevel_t *top = g_object_get_data(G_OBJECT(user_data), "toplevel");
apol_vector_t *paths = util_open_file(top->w, "Open Log", seaudit_get_log_path(top->s), 0);
if (paths != NULL) {
toplevel_open_log(top, apol_vector_get_element(paths, 0));
apol_vector_destroy(&paths);
}
}
void toplevel_on_open_policy_activate(gpointer user_data, GtkWidget * widget __attribute__ ((unused)))
{
toplevel_t *top = g_object_get_data(G_OBJECT(user_data), "toplevel");
open_policy_window_run(top, seaudit_get_policy_path(top->s), NULL);
}
void toplevel_on_preferences_activate(gpointer user_data, GtkWidget * widget __attribute__ ((unused)))
{
toplevel_t *top = g_object_get_data(G_OBJECT(user_data), "toplevel");
if (preferences_view_run(top, seaudit_get_log_path(top->s), seaudit_get_policy_path(top->s))) {
size_t i;
for (i = 0; i < apol_vector_get_size(top->views); i++) {
message_view_t *v = apol_vector_get_element(top->views, i);
message_view_update_visible_columns(v);
}
}
}
void toplevel_on_quit_activate(gpointer user_data, GtkWidget * widget __attribute__ ((unused)))
{
toplevel_t *top = g_object_get_data(G_OBJECT(user_data), "toplevel");
top->w = NULL;
gtk_main_quit();
}
void toplevel_on_new_view_activate(gpointer user_data, GtkWidget * widget __attribute__ ((unused)))
{
toplevel_t *top = g_object_get_data(G_OBJECT(user_data), "toplevel");
toplevel_add_new_model(top);
}
void toplevel_on_open_view_activate(gpointer user_data, GtkWidget * widget __attribute__ ((unused)))
{
toplevel_t *top = g_object_get_data(G_OBJECT(user_data), "toplevel");
apol_vector_t *paths = util_open_file(top->w, "Open View", top->view_filename, 0);
seaudit_model_t *model = NULL;
if (paths == NULL) {
return;
}
free(top->view_filename);
top->view_filename = strdup(apol_vector_get_element(paths, 0));
apol_vector_destroy(&paths);
if (top->view_filename == NULL ||
(model = seaudit_model_create_from_file(top->view_filename)) == NULL ||
seaudit_model_append_log(model, seaudit_get_log(top->s)) < 0) {
toplevel_ERR(top, "Error opening view: %s", strerror(errno));
seaudit_model_destroy(&model);
} else {
toplevel_add_new_view(top, model, top->view_filename);
}
}
void toplevel_on_save_view_activate(gpointer user_data, GtkWidget * widget __attribute__ ((unused)))
{
toplevel_t *top = g_object_get_data(G_OBJECT(user_data), "toplevel");
message_view_t *view = toplevel_get_current_view(top);
assert(view != NULL);
message_view_save(view);
}
void toplevel_on_save_viewas_activate(gpointer user_data, GtkWidget * widget __attribute__ ((unused)))
{
toplevel_t *top = g_object_get_data(G_OBJECT(user_data), "toplevel");
message_view_t *view = toplevel_get_current_view(top);
assert(view != NULL);
message_view_saveas(view);
}
void toplevel_on_modify_view_activate(gpointer user_data, GtkWidget * widget __attribute__ ((unused)))
{
toplevel_t *top = g_object_get_data(G_OBJECT(user_data), "toplevel");
message_view_t *view = toplevel_get_current_view(top);
assert(view != NULL);
message_view_modify(view);
}
void toplevel_on_export_all_messages_activate(gpointer user_data, GtkWidget * widget __attribute__ ((unused)))
{
toplevel_t *top = g_object_get_data(G_OBJECT(user_data), "toplevel");
message_view_t *view = toplevel_get_current_view(top);
assert(view != NULL);
message_view_export_all_messages(view);
}
void toplevel_on_export_selected_messages_activate(gpointer user_data, GtkWidget * widget __attribute__ ((unused)))
{
toplevel_t *top = g_object_get_data(G_OBJECT(user_data), "toplevel");
message_view_t *view = toplevel_get_current_view(top);
assert(view != NULL);
message_view_export_selected_messages(view);
}
void toplevel_on_view_entire_message_activate(gpointer user_data, GtkWidget * widget __attribute__ ((unused)))
{
toplevel_t *top = g_object_get_data(G_OBJECT(user_data), "toplevel");
message_view_t *view = toplevel_get_current_view(top);
assert(view != NULL);
message_view_entire_message(view);
}
void toplevel_on_find_terules_activate(gpointer user_data, GtkWidget * widget __attribute__ ((unused)))
{
toplevel_t *top = g_object_get_data(G_OBJECT(user_data), "toplevel");
toplevel_find_terules(top, NULL);
}
void toplevel_on_create_report_activate(gpointer user_data, GtkMenuItem * widget __attribute__ ((unused)))
{
toplevel_t *top = g_object_get_data(G_OBJECT(user_data), "toplevel");
message_view_t *view = toplevel_get_current_view(top);
assert(view != NULL);
report_window_run(top, view);
}
void toplevel_on_monitor_log_activate(gpointer user_data, GtkMenuItem * widget)
{
toplevel_t *top = g_object_get_data(G_OBJECT(user_data), "toplevel");
if (gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(widget))) {
top->do_monitor_log = 1;
} else {
top->do_monitor_log = 0;
}
toplevel_monitor_log(top);
}
void toplevel_on_clear_view_activate(gpointer user_data, GtkMenuItem * widget __attribute__ ((unused)))
{
toplevel_t *top = g_object_get_data(G_OBJECT(user_data), "toplevel");
message_view_t *view = toplevel_get_current_view(top);
assert(view != NULL);
message_view_clear(view);
}
void toplevel_on_help_activate(gpointer user_data, GtkMenuItem * widget __attribute__ ((unused)))
{
toplevel_t *top = g_object_get_data(G_OBJECT(user_data), "toplevel");
GtkWidget *window;
GtkWidget *scroll;
GtkWidget *text_view;
GtkTextBuffer *buffer;
char *help_text = NULL;
size_t len;
int rt;
char *dir;
window = gtk_dialog_new_with_buttons("seaudit Help",
GTK_WINDOW(top->w),
GTK_DIALOG_DESTROY_WITH_PARENT, GTK_STOCK_CLOSE, GTK_RESPONSE_CLOSE, NULL);
gtk_dialog_set_default_response(GTK_DIALOG(window), GTK_RESPONSE_CLOSE);
g_signal_connect_swapped(window, "response", G_CALLBACK(gtk_widget_destroy), window);
scroll = gtk_scrolled_window_new(NULL, NULL);
text_view = gtk_text_view_new();
gtk_window_set_default_size(GTK_WINDOW(window), 520, 300);
gtk_container_add(GTK_CONTAINER(GTK_DIALOG(window)->vbox), scroll);
gtk_container_add(GTK_CONTAINER(scroll), text_view);
gtk_text_view_set_wrap_mode(GTK_TEXT_VIEW(text_view), GTK_WRAP_NONE);
buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(text_view));
dir = apol_file_find_path("seaudit_help.txt");
if (!dir) {
toplevel_ERR(top, "Cannot find help file.");
return;
}
rt = apol_file_read_to_buffer(dir, &help_text, &len);
free(dir);
if (rt != 0) {
free(help_text);
return;
}
gtk_text_buffer_set_text(buffer, help_text, len);
gtk_text_view_set_editable(GTK_TEXT_VIEW(text_view), FALSE);
gtk_window_set_position(GTK_WINDOW(window), GTK_WIN_POS_CENTER_ON_PARENT);
gtk_widget_show(text_view);
gtk_widget_show(scroll);
gtk_widget_show(window);
}
void toplevel_on_about_seaudit_activate(gpointer user_data, GtkMenuItem * widget __attribute__ ((unused)))
{
toplevel_t *top = g_object_get_data(G_OBJECT(user_data), "toplevel");
#ifdef GTK_2_8
gtk_show_about_dialog(top->w,
"comments", "Audit Log Analysis Tool for Security Enhanced Linux",
"copyright", COPYRIGHT_INFO,
"name", "seaudit", "version", VERSION, "website", "http://oss.tresys.com/projects/setools", NULL);
#else
GtkWidget *w = gtk_message_dialog_new(top->w,
GTK_DIALOG_DESTROY_WITH_PARENT,
GTK_MESSAGE_INFO,
GTK_BUTTONS_CLOSE,
"%s %s\n%s\n%s\n%s",
"seaudit", VERSION,
"Audit Log Analysis Tool for Security Enhanced Linux",
COPYRIGHT_INFO,
"http://oss.tresys.com/projects/setools");
gtk_dialog_run(GTK_DIALOG(w));
gtk_widget_destroy(w);
#endif
}
void toplevel_on_find_terules_click(gpointer user_data, GtkWidget * widget __attribute__ ((unused)), GdkEvent * event
__attribute__ ((unused)))
{
toplevel_t *top = g_object_get_data(G_OBJECT(user_data), "toplevel");
toplevel_find_terules(top, NULL);
}
void toplevel_on_modify_view_click(gpointer user_data, GtkWidget * widget __attribute__ ((unused)), GdkEvent * event
__attribute__ ((unused)))
{
toplevel_t *top = g_object_get_data(G_OBJECT(user_data), "toplevel");
message_view_t *view = toplevel_get_current_view(top);
assert(view != NULL);
message_view_modify(view);
}
void toplevel_on_monitor_log_click(gpointer user_data, GtkWidget * widget __attribute__ ((unused)), GdkEvent * event
__attribute__ ((unused)))
{
toplevel_t *top = g_object_get_data(G_OBJECT(user_data), "toplevel");
GtkCheckMenuItem *w = GTK_CHECK_MENU_ITEM(glade_xml_get_widget(top->xml, "MonitorLog"));
gboolean old_state;
assert(w != NULL);
old_state = gtk_check_menu_item_get_active(w);
gtk_check_menu_item_set_active(w, !old_state);
}
void toplevel_on_clear_view_click(gpointer user_data, GtkWidget * widget __attribute__ ((unused)), GdkEvent * event
__attribute__ ((unused)))
{
toplevel_t *top = g_object_get_data(G_OBJECT(user_data), "toplevel");
message_view_t *view = toplevel_get_current_view(top);
assert(view != NULL);
message_view_clear(view);
}
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