Bug Summary

File:plugins/keybindings/csd_keybindings-manager.c
Warning:line 436, column 20
Out of bound memory access (access exceeds upper limit of memory block)

Annotated Source Code

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clang -cc1 -cc1 -triple x86_64-pc-linux-gnu -analyze -disable-free -clear-ast-before-backend -disable-llvm-verifier -discard-value-names -main-file-name csd_keybindings-manager.c -analyzer-checker=core -analyzer-checker=apiModeling -analyzer-checker=unix -analyzer-checker=deadcode -analyzer-checker=security.insecureAPI.UncheckedReturn -analyzer-checker=security.insecureAPI.getpw -analyzer-checker=security.insecureAPI.gets -analyzer-checker=security.insecureAPI.mktemp -analyzer-checker=security.insecureAPI.mkstemp -analyzer-checker=security.insecureAPI.vfork -analyzer-checker=nullability.NullPassedToNonnull -analyzer-checker=nullability.NullReturnedFromNonnull -analyzer-output plist -w -setup-static-analyzer -mrelocation-model pic -pic-level 2 -fhalf-no-semantic-interposition -mframe-pointer=all -fmath-errno -ffp-contract=on -fno-rounding-math -mconstructor-aliases -funwind-tables=2 -target-cpu x86-64 -tune-cpu generic -debugger-tuning=gdb -fcoverage-compilation-dir=/rootdir/plugins/keybindings -resource-dir /usr/lib/llvm-16/lib/clang/16 -D HAVE_CONFIG_H -I . -I ../.. -I ../../cafe-settings-daemon -I ../../plugins/common -D CAFE_SETTINGS_LOCALEDIR="/usr/share/locale" -I /usr/include/ctk-3.0 -I /usr/include/pango-1.0 -I /usr/include/glib-2.0 -I /usr/lib/x86_64-linux-gnu/glib-2.0/include -I /usr/include/harfbuzz -I /usr/include/freetype2 -I /usr/include/libpng16 -I /usr/include/libmount -I /usr/include/blkid -I /usr/include/fribidi -I /usr/include/cairo -I /usr/include/pixman-1 -I /usr/include/gdk-pixbuf-2.0 -I /usr/include/x86_64-linux-gnu -I /usr/include/webp -I /usr/include/gio-unix-2.0 -I /usr/include/atk-1.0 -I /usr/include/at-spi2-atk/2.0 -I /usr/include/at-spi-2.0 -I /usr/include/dbus-1.0 -I /usr/lib/x86_64-linux-gnu/dbus-1.0/include -I /usr/include/dconf -I /usr/include/glib-2.0 -I /usr/lib/x86_64-linux-gnu/glib-2.0/include -I /usr/include/libmount -I /usr/include/blkid -D PIC -internal-isystem /usr/lib/llvm-16/lib/clang/16/include -internal-isystem /usr/local/include -internal-isystem /usr/lib/gcc/x86_64-linux-gnu/13/../../../../x86_64-linux-gnu/include -internal-externc-isystem /usr/include/x86_64-linux-gnu -internal-externc-isystem /include -internal-externc-isystem /usr/include -fdebug-compilation-dir=/rootdir/plugins/keybindings -ferror-limit 19 -fgnuc-version=4.2.1 -analyzer-checker deadcode.DeadStores -analyzer-checker alpha.deadcode.UnreachableCode -analyzer-checker alpha.core.CastSize -analyzer-checker alpha.core.CastToStruct -analyzer-checker alpha.core.IdenticalExpr -analyzer-checker alpha.core.SizeofPtr -analyzer-checker alpha.security.ArrayBoundV2 -analyzer-checker alpha.security.MallocOverflow -analyzer-checker alpha.security.ReturnPtrRange -analyzer-checker alpha.unix.SimpleStream -analyzer-checker alpha.unix.cstring.BufferOverlap -analyzer-checker alpha.unix.cstring.NotNullTerminated -analyzer-checker alpha.unix.cstring.OutOfBounds -analyzer-checker alpha.core.FixedAddr -analyzer-output=html -faddrsig -D__GCC_HAVE_DWARF2_CFI_ASM=1 -o /rootdir/html-report/2024-04-16-114257-65650-1 -x c csd_keybindings-manager.c
1/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 8 -*-
2 *
3 * Copyright (C) 2007 William Jon McCann <mccann@jhu.edu>
4 *
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version.
9 *
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
14 *
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
18 *
19 */
20
21#include "config.h"
22
23#include <sys/types.h>
24#include <sys/wait.h>
25#include <stdlib.h>
26#include <stdio.h>
27#include <unistd.h>
28#include <string.h>
29#include <errno(*__errno_location ()).h>
30
31#include <locale.h>
32
33#include <glib.h>
34#include <glib/gi18n.h>
35#include <cdk/cdk.h>
36#include <cdk/cdkx.h>
37#include <ctk/ctk.h>
38#include <X11/keysym.h>
39#include <gio/gio.h>
40#include <dconf.h>
41
42#include "cafe-settings-profile.h"
43#include "csd_keybindings-manager.h"
44#include "dconf-util.h"
45
46#include "csd_keygrab.h"
47#include "eggaccelerators.h"
48
49#define GSETTINGS_KEYBINDINGS_DIR"/org/cafe/desktop/keybindings/" "/org/cafe/desktop/keybindings/"
50#define CUSTOM_KEYBINDING_SCHEMA"org.cafe.control-center.keybinding" "org.cafe.control-center.keybinding"
51
52typedef struct {
53 char *binding_str;
54 char *action;
55 char *settings_path;
56 Key key;
57 Key previous_key;
58} Binding;
59
60struct CsdKeybindingsManagerPrivate
61{
62 DConfClient *client;
63 GSList *binding_list;
64 GSList *screens;
65};
66
67static void csd_keybindings_manager_finalize (GObject *object);
68
69G_DEFINE_TYPE_WITH_PRIVATE (CsdKeybindingsManager, csd_keybindings_manager, G_TYPE_OBJECT)static void csd_keybindings_manager_init (CsdKeybindingsManager
*self); static void csd_keybindings_manager_class_init (CsdKeybindingsManagerClass
*klass); static GType csd_keybindings_manager_get_type_once (
void); static gpointer csd_keybindings_manager_parent_class =
((void*)0); static gint CsdKeybindingsManager_private_offset
; static void csd_keybindings_manager_class_intern_init (gpointer
klass) { csd_keybindings_manager_parent_class = g_type_class_peek_parent
(klass); if (CsdKeybindingsManager_private_offset != 0) g_type_class_adjust_private_offset
(klass, &CsdKeybindingsManager_private_offset); csd_keybindings_manager_class_init
((CsdKeybindingsManagerClass*) klass); } __attribute__ ((__unused__
)) static inline gpointer csd_keybindings_manager_get_instance_private
(CsdKeybindingsManager *self) { return (((gpointer) ((guint8
*) (self) + (glong) (CsdKeybindingsManager_private_offset))))
; } GType csd_keybindings_manager_get_type (void) { static gsize
static_g_define_type_id = 0; if ((__extension__ ({ _Static_assert
(sizeof *(&static_g_define_type_id) == sizeof (gpointer)
, "Expression evaluates to false"); (void) (0 ? (gpointer) *(
&static_g_define_type_id) : ((void*)0)); (!(__extension__
({ _Static_assert (sizeof *(&static_g_define_type_id) ==
sizeof (gpointer), "Expression evaluates to false"); __typeof__
(*(&static_g_define_type_id)) gapg_temp_newval; __typeof__
((&static_g_define_type_id)) gapg_temp_atomic = (&static_g_define_type_id
); __atomic_load (gapg_temp_atomic, &gapg_temp_newval, 5)
; gapg_temp_newval; })) && g_once_init_enter (&static_g_define_type_id
)); }))) { GType g_define_type_id = csd_keybindings_manager_get_type_once
(); (__extension__ ({ _Static_assert (sizeof *(&static_g_define_type_id
) == sizeof (gpointer), "Expression evaluates to false"); 0 ?
(void) (*(&static_g_define_type_id) = (g_define_type_id)
) : (void) 0; g_once_init_leave ((&static_g_define_type_id
), (gsize) (g_define_type_id)); })); } return static_g_define_type_id
; } __attribute__ ((__noinline__)) static GType csd_keybindings_manager_get_type_once
(void) { GType g_define_type_id = g_type_register_static_simple
(((GType) ((20) << (2))), g_intern_static_string ("CsdKeybindingsManager"
), sizeof (CsdKeybindingsManagerClass), (GClassInitFunc)(void
(*)(void)) csd_keybindings_manager_class_intern_init, sizeof
(CsdKeybindingsManager), (GInstanceInitFunc)(void (*)(void))
csd_keybindings_manager_init, (GTypeFlags) 0); { {{ CsdKeybindingsManager_private_offset
= g_type_add_instance_private (g_define_type_id, sizeof (CsdKeybindingsManagerPrivate
)); };} } return g_define_type_id; }
70
71static gpointer manager_object = NULL((void*)0);
72
73static GSList *
74get_screens_list (void)
75{
76 GSList *list = NULL((void*)0);
77
78 list = g_slist_append (list, cdk_screen_get_default ());
79
80 return list;
81}
82
83static gboolean
84parse_binding (Binding *binding)
85{
86 gboolean success;
87
88 g_return_val_if_fail (binding != NULL, FALSE)do { if ((binding != ((void*)0))) { } else { g_return_if_fail_warning
(((gchar*) 0), ((const char*) (__func__)), "binding != NULL"
); return ((0)); } } while (0);
89
90 binding->key.keysym = 0;
91 binding->key.state = 0;
92 g_free (binding->key.keycodes);
93 binding->key.keycodes = NULL((void*)0);
94
95 if (binding->binding_str == NULL((void*)0) ||
96 binding->binding_str[0] == '\0' ||
97 g_strcmp0 (binding->binding_str, "Disabled") == 0 ||
98 g_strcmp0 (binding->binding_str, "disabled") == 0 ) {
99 return FALSE(0);
100 }
101
102 success = egg_accelerator_parse_virtual (binding->binding_str,
103 &binding->key.keysym,
104 &binding->key.keycodes,
105 &binding->key.state);
106
107 if (!success)
108 g_warning (_("Key binding (%s) is invalid")gettext ("Key binding (%s) is invalid"), binding->settings_path);
109
110 return success;
111}
112
113static gint
114compare_bindings (gconstpointer a,
115 gconstpointer b)
116{
117 Binding *key_a = (Binding *) a;
118 char *key_b = (char *) b;
119
120 return g_strcmp0 (key_b, key_a->settings_path);
121}
122
123static gboolean
124bindings_get_entry (CsdKeybindingsManager *manager,
125 const char *settings_path)
126{
127 GSettings *settings;
128 Binding *new_binding;
129 GSList *tmp_elem;
130 char *action = NULL((void*)0);
131 char *key = NULL((void*)0);
132
133 if (!settings_path) {
134 return FALSE(0);
135 }
136
137 /* Get entries for this binding */
138 settings = g_settings_new_with_path (CUSTOM_KEYBINDING_SCHEMA"org.cafe.control-center.keybinding", settings_path);
139 action = g_settings_get_string (settings, "action");
140 key = g_settings_get_string (settings, "binding");
141 g_object_unref (settings);
142
143 if (!action || !key) {
144 g_warning (_("Key binding (%s) is incomplete")gettext ("Key binding (%s) is incomplete"), settings_path);
145 g_free (action);
146 g_free (key);
147 return FALSE(0);
148 }
149
150 g_debug ("keybindings: get entries from '%s' (action: '%s', key: '%s')", settings_path, action, key);
151
152 tmp_elem = g_slist_find_custom (manager->priv->binding_list,
153 settings_path,
154 compare_bindings);
155
156 if (!tmp_elem) {
157 new_binding = g_new0 (Binding, 1)((Binding *) g_malloc0_n ((1), sizeof (Binding)));
158 } else {
159 new_binding = (Binding *) tmp_elem->data;
160 g_free (new_binding->binding_str);
161 g_free (new_binding->action);
162 g_free (new_binding->settings_path);
163
164 new_binding->previous_key.keysym = new_binding->key.keysym;
165 new_binding->previous_key.state = new_binding->key.state;
166 new_binding->previous_key.keycodes = new_binding->key.keycodes;
167 new_binding->key.keycodes = NULL((void*)0);
168 }
169
170 new_binding->binding_str = key;
171 new_binding->action = action;
172 new_binding->settings_path = g_strdup (settings_path)g_strdup_inline (settings_path);
173
174 if (parse_binding (new_binding)) {
175 if (!tmp_elem)
176 manager->priv->binding_list = g_slist_prepend (manager->priv->binding_list, new_binding);
177 } else {
178 g_free (new_binding->binding_str);
179 g_free (new_binding->action);
180 g_free (new_binding->settings_path);
181 g_free (new_binding->previous_key.keycodes);
182 g_free (new_binding);
183
184 if (tmp_elem)
185 manager->priv->binding_list = g_slist_delete_link (manager->priv->binding_list, tmp_elem);
186 return FALSE(0);
187 }
188
189 return TRUE(!(0));
190}
191
192static void
193bindings_clear (CsdKeybindingsManager *manager)
194{
195 CsdKeybindingsManagerPrivate *p = manager->priv;
196 GSList *l;
197
198 if (p->binding_list != NULL((void*)0))
199 {
200 for (l = p->binding_list; l; l = l->next) {
201 Binding *b = l->data;
202 g_free (b->binding_str);
203 g_free (b->action);
204 g_free (b->settings_path);
205 g_free (b->previous_key.keycodes);
206 g_free (b->key.keycodes);
207 g_free (b);
208 }
209 g_slist_free (p->binding_list);
210 p->binding_list = NULL((void*)0);
211 }
212}
213
214static void
215bindings_get_entries (CsdKeybindingsManager *manager)
216{
217 gchar **custom_list = NULL((void*)0);
218 gint i;
219
220 bindings_clear (manager);
221
222 custom_list = dconf_util_list_subdirs (GSETTINGS_KEYBINDINGS_DIR"/org/cafe/desktop/keybindings/", FALSE(0));
223
224 if (custom_list != NULL((void*)0))
225 {
226 for (i = 0; custom_list[i] != NULL((void*)0); i++)
227 {
228 gchar *settings_path;
229 settings_path = g_strdup_printf("%s%s", GSETTINGS_KEYBINDINGS_DIR"/org/cafe/desktop/keybindings/", custom_list[i]);
230 bindings_get_entry (manager, settings_path);
231 g_free (settings_path);
232 }
233 g_strfreev (custom_list);
234 }
235
236}
237
238static gboolean
239same_keycode (const Key *key, const Key *other)
240{
241 if (key->keycodes != NULL((void*)0) && other->keycodes != NULL((void*)0)) {
242 guint *c;
243
244 for (c = key->keycodes; *c; ++c) {
245 if (key_uses_keycode (other, *c))
246 return TRUE(!(0));
247 }
248 }
249 return FALSE(0);
250}
251
252static gboolean
253same_key (const Key *key, const Key *other)
254{
255 if (key->state == other->state) {
256 if (key->keycodes != NULL((void*)0) && other->keycodes != NULL((void*)0)) {
257 guint *c1, *c2;
258
259 for (c1 = key->keycodes, c2 = other->keycodes;
260 *c1 || *c2; ++c1, ++c2) {
261 if (*c1 != *c2)
262 return FALSE(0);
263 }
264 } else if (key->keycodes != NULL((void*)0) || other->keycodes != NULL((void*)0))
265 return FALSE(0);
266
267
268 return TRUE(!(0));
269 }
270
271 return FALSE(0);
272}
273
274static gboolean
275key_already_used (CsdKeybindingsManager *manager,
276 Binding *binding)
277{
278 GSList *li;
279
280 for (li = manager->priv->binding_list; li != NULL((void*)0); li = li->next) {
281 Binding *tmp_binding = (Binding*) li->data;
282
283 if (tmp_binding != binding &&
284 same_keycode (&tmp_binding->key, &binding->key) &&
285 tmp_binding->key.state == binding->key.state) {
286 return TRUE(!(0));
287 }
288 }
289
290 return FALSE(0);
291}
292
293static void
294binding_unregister_keys (CsdKeybindingsManager *manager)
295{
296 CdkDisplay *dpy;
297 GSList *li;
298 gboolean need_flush = FALSE(0);
299
300 dpy = cdk_display_get_default ();
301 cdk_x11_display_error_trap_push (dpy);
302
303 for (li = manager->priv->binding_list; li != NULL((void*)0); li = li->next) {
304 Binding *binding = (Binding *) li->data;
305
306 if (binding->key.keycodes) {
307 need_flush = TRUE(!(0));
308 grab_key_unsafe (&binding->key, FALSE(0), manager->priv->screens);
309 }
310 }
311
312 if (need_flush)
313 cdk_display_flush (dpy);
314
315 cdk_x11_display_error_trap_pop_ignored (dpy);
316}
317
318static void
319binding_register_keys (CsdKeybindingsManager *manager)
320{
321 GSList *li;
322 CdkDisplay *dpy;
323 gboolean need_flush = FALSE(0);
324
325 dpy = cdk_display_get_default ();
326 cdk_x11_display_error_trap_push (dpy);
327
328 /* Now check for changes and grab new key if not already used */
329 for (li = manager->priv->binding_list; li != NULL((void*)0); li = li->next) {
330 Binding *binding = (Binding *) li->data;
331
332 if (!same_key (&binding->previous_key, &binding->key)) {
333 /* Ungrab key if it changed and not clashing with previously set binding */
334 if (!key_already_used (manager, binding)) {
335 gint i;
336
337 need_flush = TRUE(!(0));
338 if (binding->previous_key.keycodes) {
339 grab_key_unsafe (&binding->previous_key, FALSE(0), manager->priv->screens);
340 }
341 grab_key_unsafe (&binding->key, TRUE(!(0)), manager->priv->screens);
342
343 binding->previous_key.keysym = binding->key.keysym;
344 binding->previous_key.state = binding->key.state;
345 g_free (binding->previous_key.keycodes);
346 for (i = 0; binding->key.keycodes[i]; ++i);
347 binding->previous_key.keycodes = g_new0 (guint, i)((guint *) g_malloc0_n ((i), sizeof (guint)));
348 for (i = 0; binding->key.keycodes[i]; ++i)
349 binding->previous_key.keycodes[i] = binding->key.keycodes[i];
350 } else
351 g_warning ("Key binding (%s) is already in use", binding->binding_str);
352 }
353 }
354
355 if (need_flush)
356 cdk_display_flush (dpy);
357 if (cdk_x11_display_error_trap_pop (dpy))
358 g_warning ("Grab failed for some keys, another application may already have access the them.");
359
360}
361
362extern char **environ;
363
364static char *
365screen_exec_display_string (CdkScreen *screen)
366{
367 GString *str;
368 const char *old_display;
369 char *p;
370
371 g_return_val_if_fail (CDK_IS_SCREEN (screen), NULL)do { if (((((__extension__ ({ GTypeInstance *__inst = (GTypeInstance
*) ((screen)); GType __t = ((cdk_screen_get_type ())); gboolean
__r; if (!__inst) __r = (0); else if (__inst->g_class &&
__inst->g_class->g_type == __t) __r = (!(0)); else __r
= g_type_check_instance_is_a (__inst, __t); __r; })))))) { }
else { g_return_if_fail_warning (((gchar*) 0), ((const char*
) (__func__)), "CDK_IS_SCREEN (screen)"); return (((void*)0))
; } } while (0);
372
373 old_display = cdk_display_get_name (cdk_screen_get_display (screen));
374
375 str = g_string_new ("DISPLAY=");
376 g_string_append (str, old_display)(__builtin_constant_p (old_display) ? __extension__ ({ const char
* const __val = (old_display); g_string_append_len_inline (str
, __val, (__val != ((void*)0)) ? (gssize) strlen (((__val) + !
(__val))) : (gssize) -1); }) : g_string_append_len_inline (str
, old_display, (gssize) -1));
377
378 p = strrchr (str->str, '.');
379 if (p && p > strchr (str->str, ':')) {
380 g_string_truncate (str, p - str->str)g_string_truncate_inline (str, p - str->str);
381 }
382
383 g_string_append_printf (str, ".%d", cdk_x11_screen_get_screen_number (screen));
384
385 return g_string_free (str, FALSE)(__builtin_constant_p ((0)) ? (((0)) ? (g_string_free) ((str)
, ((0))) : g_string_free_and_steal (str)) : (g_string_free) (
(str), ((0))));
386}
387
388/**
389 * get_exec_environment:
390 *
391 * Description: Modifies the current program environment to
392 * ensure that $DISPLAY is set such that a launched application
393 * inheriting this environment would appear on screen.
394 *
395 * Returns: a newly-allocated %NULL-terminated array of strings or
396 * %NULL on error. Use g_strfreev() to free it.
397 *
398 * mainly ripped from egg_screen_exec_display_string in
399 * cafe-panel/egg-screen-exec.c
400 **/
401static char **
402get_exec_environment (XEvent *xevent)
403{
404 char **retval = NULL((void*)0);
405 int i;
406 int display_index = -1;
407 CdkScreen *screen = NULL((void*)0);
408 CdkWindow *window = cdk_x11_window_lookup_for_display (cdk_display_get_default (), xevent->xkey.root);
409
410 if (window) {
21
←
Assuming 'window' is non-null
→
22
←
Taking true branch
→
411 screen = cdk_window_get_screen (window);
412 }
413
414 g_return_val_if_fail (CDK_IS_SCREEN (screen), NULL)do { if (((((__extension__ ({ GTypeInstance *__inst = (GTypeInstance
*) ((screen)); GType __t = ((cdk_screen_get_type ())); gboolean
__r; if (!__inst) __r = (0); else if (__inst->g_class &&
__inst->g_class->g_type == __t) __r = (!(0)); else __r
= g_type_check_instance_is_a (__inst, __t); __r; })))))) { }
else { g_return_if_fail_warning (((gchar*) 0), ((const char*
) (__func__)), "CDK_IS_SCREEN (screen)"); return (((void*)0))
; } } while (0);
23
←
Assuming '__inst' is non-null
→
24
←
Taking false branch
→
25
←
Assuming field 'g_class' is null
→
26
←
Assuming the condition is true
→
27
←
Taking true branch
→
28
←
Loop condition is false. Exiting loop
→
415
416 for (i = 0; environ [i]; i++) {
29
←
Loop condition is true. Entering loop body
→
31
←
Loop condition is false. Execution continues on line 422
→
417 if (!strncmp (environ [i], "DISPLAY", 7)) {
30
←
Taking true branch
→
418 display_index = i;
419 }
420 }
421
422 if (display_index == -1) {
32
←
Taking false branch
→
423 display_index = i++;
424 }
425
426 retval = g_new (char *, i + 1)((char * *) g_malloc_n ((i + 1), sizeof (char *)));
427
428 for (i = 0; environ [i]; i++) {
33
←
Loop condition is true. Entering loop body
→
35
←
Loop condition is true. Entering loop body
→
37
←
Loop condition is false. Execution continues on line 436
→
429 if (i
33.1
'i' is equal to 'display_index'
35.1
'i' is not equal to 'display_index'
 == display_index) {
34
←
Taking true branch
→
36
←
Taking false branch
→
430 retval [i] = screen_exec_display_string (screen);
431 } else {
432 retval [i] = g_strdup (environ [i])g_strdup_inline (environ [i]);
433 }
434 }
435
436 retval [i] = NULL((void*)0);
38
←
Out of bound memory access (access exceeds upper limit of memory block)
437
438 return retval;
439}
440
441static CdkFilterReturn
442keybindings_filter (CdkXEvent *cdk_xevent,
443 CdkEvent *event,
444 CsdKeybindingsManager *manager)
445{
446 XEvent *xevent = (XEvent *) cdk_xevent;
447 GSList *li;
448
449 if (xevent->type != KeyPress2) {
1
Assuming field 'type' is equal to KeyPress
→
2
←
Taking false branch
→
450 return CDK_FILTER_CONTINUE;
451 }
452
453 for (li = manager->priv->binding_list; li != NULL((void*)0); li = li->next) {
3
←
Assuming 'li' is not equal to NULL
→
4
←
Loop condition is true. Entering loop body
→
7
←
Assuming 'li' is not equal to NULL
→
8
←
Loop condition is true. Entering loop body
→
11
←
Assuming 'li' is not equal to NULL
→
12
←
Loop condition is true. Entering loop body
→
454 Binding *binding = (Binding *) li->data;
455
456 if (match_key (&binding->key, xevent)) {
5
←
Assuming the condition is false
→
6
←
Taking false branch
→
9
←
Assuming the condition is false
→
10
←
Taking false branch
→
13
←
Assuming the condition is true
→
14
←
Taking true branch
→
457 GError *error = NULL((void*)0);
458 gboolean retval;
459 gchar **argv = NULL((void*)0);
460 gchar **envp = NULL((void*)0);
461
462 g_return_val_if_fail (binding->action != NULL, CDK_FILTER_CONTINUE)do { if ((binding->action != ((void*)0))) { } else { g_return_if_fail_warning
(((gchar*) 0), ((const char*) (__func__)), "binding->action != NULL"
); return (CDK_FILTER_CONTINUE); } } while (0);
15
←
Assuming field 'action' is not equal to null
→
16
←
Taking true branch
→
17
←
Loop condition is false. Exiting loop
→
463
464 if (!g_shell_parse_argv (binding->action,
18
←
Assuming the condition is false
→
19
←
Taking false branch
→
465 NULL((void*)0), &argv,
466 &error)) {
467 return CDK_FILTER_CONTINUE;
468 }
469
470 envp = get_exec_environment (xevent);
20
←
Calling 'get_exec_environment'
→
471
472 retval = g_spawn_async (NULL((void*)0),
473 argv,
474 envp,
475 G_SPAWN_SEARCH_PATH,
476 NULL((void*)0),
477 NULL((void*)0),
478 NULL((void*)0),
479 &error);
480 g_strfreev (argv);
481 g_strfreev (envp);
482
483 if (!retval) {
484 CtkWidget *dialog = ctk_message_dialog_new (NULL((void*)0), 0, CTK_MESSAGE_WARNING,
485 CTK_BUTTONS_CLOSE,
486 _("Error while trying to run (%s)\n"\gettext ("Error while trying to run (%s)\n" "which is linked to the key (%s)"
)
487 "which is linked to the key (%s)")gettext ("Error while trying to run (%s)\n" "which is linked to the key (%s)"
),
488 binding->action,
489 binding->binding_str);
490 g_signal_connect (dialog,g_signal_connect_data ((dialog), ("response"), (((GCallback) (
ctk_widget_destroy))), (((void*)0)), ((void*)0), (GConnectFlags
) 0)
491 "response",g_signal_connect_data ((dialog), ("response"), (((GCallback) (
ctk_widget_destroy))), (((void*)0)), ((void*)0), (GConnectFlags
) 0)
492 G_CALLBACK (ctk_widget_destroy),g_signal_connect_data ((dialog), ("response"), (((GCallback) (
ctk_widget_destroy))), (((void*)0)), ((void*)0), (GConnectFlags
) 0)
493 NULL)g_signal_connect_data ((dialog), ("response"), (((GCallback) (
ctk_widget_destroy))), (((void*)0)), ((void*)0), (GConnectFlags
) 0);
494 ctk_widget_show (dialog);
495 }
496 return CDK_FILTER_REMOVE;
497 }
498 }
499 return CDK_FILTER_CONTINUE;
500}
501
502static void
503bindings_callback (DConfClient *client,
504 gchar *prefix,
505 GStrv changes,
506 gchar *tag,
507 CsdKeybindingsManager *manager)
508{
509 g_debug ("keybindings: received 'changed' signal from dconf");
510
511 binding_unregister_keys (manager);
512
513 bindings_get_entries (manager);
514
515 binding_register_keys (manager);
516}
517
518gboolean
519csd_keybindings_manager_start (CsdKeybindingsManager *manager,
520 GError **error)
521{
522 CdkDisplay *dpy;
523 CdkScreen *screen;
524 CdkWindow *window;
525 Display *xdpy;
526 Window xwindow;
527 XWindowAttributes atts;
528
529 g_debug ("Starting keybindings manager");
530 cafe_settings_profile_start (NULL);
531
532 dpy = cdk_display_get_default ();
533 xdpy = CDK_DISPLAY_XDISPLAY (dpy)(cdk_x11_display_get_xdisplay (dpy));
534
535 screen = cdk_display_get_default_screen (dpy);
536 window = cdk_screen_get_root_window (screen);
537 xwindow = CDK_WINDOW_XID (window)(cdk_x11_window_get_xid (window));
538
539 cdk_window_add_filter (window,
540 (CdkFilterFunc) keybindings_filter,
541 manager);
542
543 cdk_x11_display_error_trap_push (dpy);
544 /* Add KeyPressMask to the currently reportable event masks */
545 XGetWindowAttributes (xdpy, xwindow, &atts);
546 XSelectInput (xdpy, xwindow, atts.your_event_mask | KeyPressMask(1L<<0));
547 cdk_x11_display_error_trap_pop_ignored (dpy);
548
549 manager->priv->screens = get_screens_list ();
550
551 manager->priv->binding_list = NULL((void*)0);
552 bindings_get_entries (manager);
553 binding_register_keys (manager);
554
555 manager->priv->client = dconf_client_new ();
556 dconf_client_watch_fast (manager->priv->client, GSETTINGS_KEYBINDINGS_DIR"/org/cafe/desktop/keybindings/");
557 g_signal_connect (manager->priv->client, "changed", G_CALLBACK (bindings_callback), manager)g_signal_connect_data ((manager->priv->client), ("changed"
), (((GCallback) (bindings_callback))), (manager), ((void*)0)
, (GConnectFlags) 0);
558
559 cafe_settings_profile_end (NULL);
560
561 return TRUE(!(0));
562}
563
564void
565csd_keybindings_manager_stop (CsdKeybindingsManager *manager)
566{
567 CsdKeybindingsManagerPrivate *p = manager->priv;
568 GSList *l;
569
570 g_debug ("Stopping keybindings manager");
571
572 if (p->client != NULL((void*)0)) {
573 g_object_unref (p->client);
574 p->client = NULL((void*)0);
575 }
576
577 for (l = p->screens; l; l = l->next) {
578 CdkScreen *screen = l->data;
579 cdk_window_remove_filter (cdk_screen_get_root_window (screen),
580 (CdkFilterFunc) keybindings_filter,
581 manager);
582 }
583
584 binding_unregister_keys (manager);
585 bindings_clear (manager);
586
587 g_slist_free (p->screens);
588 p->screens = NULL((void*)0);
589}
590
591static void
592csd_keybindings_manager_class_init (CsdKeybindingsManagerClass *klass)
593{
594 GObjectClass *object_class = G_OBJECT_CLASS (klass)((((GObjectClass*) (void *) g_type_check_class_cast ((GTypeClass
*) ((klass)), (((GType) ((20) << (2))))))));
595
596 object_class->finalize = csd_keybindings_manager_finalize;
597}
598
599static void
600csd_keybindings_manager_init (CsdKeybindingsManager *manager)
601{
602 manager->priv = csd_keybindings_manager_get_instance_private (manager);
603
604}
605
606static void
607csd_keybindings_manager_finalize (GObject *object)
608{
609 CsdKeybindingsManager *keybindings_manager;
610
611 g_return_if_fail (object != NULL)do { if ((object != ((void*)0))) { } else { g_return_if_fail_warning
(((gchar*) 0), ((const char*) (__func__)), "object != NULL")
; return; } } while (0);
612 g_return_if_fail (CSD_IS_KEYBINDINGS_MANAGER (object))do { if (((((__extension__ ({ GTypeInstance *__inst = (GTypeInstance
*) ((object)); GType __t = ((csd_keybindings_manager_get_type
())); gboolean __r; if (!__inst) __r = (0); else if (__inst->
g_class && __inst->g_class->g_type == __t) __r =
(!(0)); else __r = g_type_check_instance_is_a (__inst, __t);
__r; })))))) { } else { g_return_if_fail_warning (((gchar*) 0
), ((const char*) (__func__)), "CSD_IS_KEYBINDINGS_MANAGER (object)"
); return; } } while (0);
613
614 keybindings_manager = CSD_KEYBINDINGS_MANAGER (object)((((CsdKeybindingsManager*) (void *) g_type_check_instance_cast
((GTypeInstance*) ((object)), ((csd_keybindings_manager_get_type
()))))));
615
616 g_return_if_fail (keybindings_manager->priv != NULL)do { if ((keybindings_manager->priv != ((void*)0))) { } else
{ g_return_if_fail_warning (((gchar*) 0), ((const char*) (__func__
)), "keybindings_manager->priv != NULL"); return; } } while
(0);
617
618 G_OBJECT_CLASS (csd_keybindings_manager_parent_class)((((GObjectClass*) (void *) g_type_check_class_cast ((GTypeClass
*) ((csd_keybindings_manager_parent_class)), (((GType) ((20) <<
(2))))))))->finalize (object);
619}
620
621CsdKeybindingsManager *
622csd_keybindings_manager_new (void)
623{
624 if (manager_object != NULL((void*)0)) {
625 g_object_ref (manager_object)((__typeof__ (manager_object)) (g_object_ref) (manager_object
));
626 } else {
627 manager_object = g_object_new (CSD_TYPE_KEYBINDINGS_MANAGER(csd_keybindings_manager_get_type ()), NULL((void*)0));
628 g_object_add_weak_pointer (manager_object,
629 (gpointer *) &manager_object);
630 }
631
632 return CSD_KEYBINDINGS_MANAGER (manager_object)((((CsdKeybindingsManager*) (void *) g_type_check_instance_cast
((GTypeInstance*) ((manager_object)), ((csd_keybindings_manager_get_type
()))))));
633}