1 /*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
4 This file is part of systemd.
6 Copyright 2011 Lennart Poettering
7 Copyright 2013 Kay Sievers
9 systemd is free software; you can redistribute it and/or modify it
10 under the terms of the GNU Lesser General Public License as published by
11 the Free Software Foundation; either version 2.1 of the License, or
12 (at your option) any later version.
14 systemd is distributed in the hope that it will be useful, but
15 WITHOUT ANY WARRANTY; without even the implied warranty of
16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17 Lesser General Public License for more details.
19 You should have received a copy of the GNU Lesser General Public License
20 along with systemd; If not, see <http://www.gnu.org/licenses/>.
26 #include <sys/capability.h>
36 #include "fileio-label.h"
39 #include "bus-error.h"
40 #include "bus-message.h"
41 #include "event-util.h"
42 #include "locale-util.h"
45 #include <xkbcommon/xkbcommon.h>
49 /* We don't list LC_ALL here on purpose. People should be
50 * using LANG instead. */
63 LOCALE_LC_MEASUREMENT,
64 LOCALE_LC_IDENTIFICATION,
68 static const char * const names[_LOCALE_MAX] = {
69 [LOCALE_LANG] = "LANG",
70 [LOCALE_LANGUAGE] = "LANGUAGE",
71 [LOCALE_LC_CTYPE] = "LC_CTYPE",
72 [LOCALE_LC_NUMERIC] = "LC_NUMERIC",
73 [LOCALE_LC_TIME] = "LC_TIME",
74 [LOCALE_LC_COLLATE] = "LC_COLLATE",
75 [LOCALE_LC_MONETARY] = "LC_MONETARY",
76 [LOCALE_LC_MESSAGES] = "LC_MESSAGES",
77 [LOCALE_LC_PAPER] = "LC_PAPER",
78 [LOCALE_LC_NAME] = "LC_NAME",
79 [LOCALE_LC_ADDRESS] = "LC_ADDRESS",
80 [LOCALE_LC_TELEPHONE] = "LC_TELEPHONE",
81 [LOCALE_LC_MEASUREMENT] = "LC_MEASUREMENT",
82 [LOCALE_LC_IDENTIFICATION] = "LC_IDENTIFICATION"
85 typedef struct Context {
86 char *locale[_LOCALE_MAX];
94 char *vc_keymap_toggle;
96 Hashmap *polkit_registry;
99 static const char* nonempty(const char *s) {
100 return isempty(s) ? NULL : s;
103 static void free_and_replace(char **s, char *v) {
108 static bool startswith_comma(const char *s, const char *prefix) {
111 return s && (t = startswith(s, prefix)) && (*t == ',');
114 static void context_free_x11(Context *c) {
115 free_and_replace(&c->x11_layout, NULL);
116 free_and_replace(&c->x11_model, NULL);
117 free_and_replace(&c->x11_variant, NULL);
118 free_and_replace(&c->x11_options, NULL);
121 static void context_free_vconsole(Context *c) {
122 free_and_replace(&c->vc_keymap, NULL);
123 free_and_replace(&c->vc_keymap_toggle, NULL);
126 static void context_free_locale(Context *c) {
129 for (p = 0; p < _LOCALE_MAX; p++)
130 free_and_replace(&c->locale[p], NULL);
133 static void context_free(Context *c) {
134 context_free_locale(c);
136 context_free_vconsole(c);
138 bus_verify_polkit_async_registry_free(c->polkit_registry);
141 static void locale_simplify(Context *c) {
144 for (p = LOCALE_LANG+1; p < _LOCALE_MAX; p++)
145 if (isempty(c->locale[p]) || streq_ptr(c->locale[LOCALE_LANG], c->locale[p]))
146 free_and_replace(&c->locale[p], NULL);
149 static int locale_read_data(Context *c) {
152 context_free_locale(c);
154 r = parse_env_file("/etc/locale.conf", NEWLINE,
155 "LANG", &c->locale[LOCALE_LANG],
156 "LANGUAGE", &c->locale[LOCALE_LANGUAGE],
157 "LC_CTYPE", &c->locale[LOCALE_LC_CTYPE],
158 "LC_NUMERIC", &c->locale[LOCALE_LC_NUMERIC],
159 "LC_TIME", &c->locale[LOCALE_LC_TIME],
160 "LC_COLLATE", &c->locale[LOCALE_LC_COLLATE],
161 "LC_MONETARY", &c->locale[LOCALE_LC_MONETARY],
162 "LC_MESSAGES", &c->locale[LOCALE_LC_MESSAGES],
163 "LC_PAPER", &c->locale[LOCALE_LC_PAPER],
164 "LC_NAME", &c->locale[LOCALE_LC_NAME],
165 "LC_ADDRESS", &c->locale[LOCALE_LC_ADDRESS],
166 "LC_TELEPHONE", &c->locale[LOCALE_LC_TELEPHONE],
167 "LC_MEASUREMENT", &c->locale[LOCALE_LC_MEASUREMENT],
168 "LC_IDENTIFICATION", &c->locale[LOCALE_LC_IDENTIFICATION],
174 /* Fill in what we got passed from systemd. */
175 for (p = 0; p < _LOCALE_MAX; p++) {
178 r = free_and_strdup(&c->locale[p],
179 nonempty(getenv(names[p])));
191 static int vconsole_read_data(Context *c) {
194 context_free_vconsole(c);
196 r = parse_env_file("/etc/vconsole.conf", NEWLINE,
197 "KEYMAP", &c->vc_keymap,
198 "KEYMAP_TOGGLE", &c->vc_keymap_toggle,
201 if (r < 0 && r != -ENOENT)
207 static int x11_read_data(Context *c) {
208 _cleanup_fclose_ FILE *f;
210 bool in_section = false;
215 f = fopen("/etc/X11/xorg.conf.d/00-keyboard.conf", "re");
217 return errno == ENOENT ? 0 : -errno;
219 while (fgets(line, sizeof(line), f)) {
225 if (l[0] == 0 || l[0] == '#')
228 if (in_section && first_word(l, "Option")) {
229 _cleanup_strv_free_ char **a = NULL;
231 r = strv_split_quoted(&a, l, false);
235 if (strv_length(a) == 3) {
236 if (streq(a[1], "XkbLayout")) {
237 free_and_replace(&c->x11_layout, a[2]);
239 } else if (streq(a[1], "XkbModel")) {
240 free_and_replace(&c->x11_model, a[2]);
242 } else if (streq(a[1], "XkbVariant")) {
243 free_and_replace(&c->x11_variant, a[2]);
245 } else if (streq(a[1], "XkbOptions")) {
246 free_and_replace(&c->x11_options, a[2]);
251 } else if (!in_section && first_word(l, "Section")) {
252 _cleanup_strv_free_ char **a = NULL;
254 r = strv_split_quoted(&a, l, false);
258 if (strv_length(a) == 2 && streq(a[1], "InputClass"))
261 } else if (in_section && first_word(l, "EndSection"))
268 static int context_read_data(Context *c) {
271 r = locale_read_data(c);
272 q = vconsole_read_data(c);
273 p = x11_read_data(c);
275 return r < 0 ? r : q < 0 ? q : p;
278 static int locale_write_data(Context *c, char ***settings) {
280 _cleanup_strv_free_ char **l = NULL;
282 /* Set values will be returned as strv in *settings on success. */
284 r = load_env_file(NULL, "/etc/locale.conf", NULL, &l);
285 if (r < 0 && r != -ENOENT)
288 for (p = 0; p < _LOCALE_MAX; p++) {
289 _cleanup_free_ char *t = NULL;
294 if (isempty(c->locale[p])) {
295 l = strv_env_unset(l, names[p]);
299 if (asprintf(&t, "%s=%s", names[p], c->locale[p]) < 0)
302 u = strv_env_set(l, t);
310 if (strv_isempty(l)) {
311 if (unlink("/etc/locale.conf") < 0)
312 return errno == ENOENT ? 0 : -errno;
317 r = write_env_file_label("/etc/locale.conf", l);
326 static int locale_update_system_manager(Context *c, sd_bus *bus) {
327 _cleanup_free_ char **l_unset = NULL;
328 _cleanup_strv_free_ char **l_set = NULL;
329 _cleanup_bus_message_unref_ sd_bus_message *m = NULL;
330 sd_bus_error error = SD_BUS_ERROR_NULL;
331 unsigned c_set, c_unset, p;
336 l_unset = new0(char*, _LOCALE_MAX);
340 l_set = new0(char*, _LOCALE_MAX);
344 for (p = 0, c_set = 0, c_unset = 0; p < _LOCALE_MAX; p++) {
347 if (isempty(c->locale[p]))
348 l_unset[c_set++] = (char*) names[p];
352 if (asprintf(&s, "%s=%s", names[p], c->locale[p]) < 0)
355 l_set[c_unset++] = s;
359 assert(c_set + c_unset == _LOCALE_MAX);
360 r = sd_bus_message_new_method_call(bus, &m,
361 "org.freedesktop.systemd1",
362 "/org/freedesktop/systemd1",
363 "org.freedesktop.systemd1.Manager",
364 "UnsetAndSetEnvironment");
368 r = sd_bus_message_append_strv(m, l_unset);
372 r = sd_bus_message_append_strv(m, l_set);
376 r = sd_bus_call(bus, m, 0, &error, NULL);
378 log_error("Failed to update the manager environment: %s", strerror(-r));
383 static int vconsole_write_data(Context *c) {
385 _cleanup_strv_free_ char **l = NULL;
387 r = load_env_file(NULL, "/etc/vconsole.conf", NULL, &l);
388 if (r < 0 && r != -ENOENT)
391 if (isempty(c->vc_keymap))
392 l = strv_env_unset(l, "KEYMAP");
394 _cleanup_free_ char *s = NULL;
397 s = strappend("KEYMAP=", c->vc_keymap);
401 u = strv_env_set(l, s);
409 if (isempty(c->vc_keymap_toggle))
410 l = strv_env_unset(l, "KEYMAP_TOGGLE");
412 _cleanup_free_ char *s = NULL;
415 s = strappend("KEYMAP_TOGGLE=", c->vc_keymap_toggle);
419 u = strv_env_set(l, s);
427 if (strv_isempty(l)) {
428 if (unlink("/etc/vconsole.conf") < 0)
429 return errno == ENOENT ? 0 : -errno;
434 return write_env_file_label("/etc/vconsole.conf", l);
437 static int x11_write_data(Context *c) {
438 _cleanup_fclose_ FILE *f = NULL;
439 _cleanup_free_ char *temp_path = NULL;
442 if (isempty(c->x11_layout) &&
443 isempty(c->x11_model) &&
444 isempty(c->x11_variant) &&
445 isempty(c->x11_options)) {
447 if (unlink("/etc/X11/xorg.conf.d/00-keyboard.conf") < 0)
448 return errno == ENOENT ? 0 : -errno;
453 mkdir_p_label("/etc/X11/xorg.conf.d", 0755);
455 r = fopen_temporary("/etc/X11/xorg.conf.d/00-keyboard.conf", &f, &temp_path);
459 fchmod(fileno(f), 0644);
461 fputs("# Read and parsed by systemd-localed. It's probably wise not to edit this file\n"
462 "# manually too freely.\n"
463 "Section \"InputClass\"\n"
464 " Identifier \"system-keyboard\"\n"
465 " MatchIsKeyboard \"on\"\n", f);
467 if (!isempty(c->x11_layout))
468 fprintf(f, " Option \"XkbLayout\" \"%s\"\n", c->x11_layout);
470 if (!isempty(c->x11_model))
471 fprintf(f, " Option \"XkbModel\" \"%s\"\n", c->x11_model);
473 if (!isempty(c->x11_variant))
474 fprintf(f, " Option \"XkbVariant\" \"%s\"\n", c->x11_variant);
476 if (!isempty(c->x11_options))
477 fprintf(f, " Option \"XkbOptions\" \"%s\"\n", c->x11_options);
479 fputs("EndSection\n", f);
482 if (ferror(f) || rename(temp_path, "/etc/X11/xorg.conf.d/00-keyboard.conf") < 0) {
484 unlink("/etc/X11/xorg.conf.d/00-keyboard.conf");
491 static int vconsole_reload(sd_bus *bus) {
492 _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
497 r = sd_bus_call_method(bus,
498 "org.freedesktop.systemd1",
499 "/org/freedesktop/systemd1",
500 "org.freedesktop.systemd1.Manager",
504 "ss", "systemd-vconsole-setup.service", "replace");
507 log_error("Failed to issue method call: %s", bus_error_message(&error, -r));
511 static const char* strnulldash(const char *s) {
512 return isempty(s) || streq(s, "-") ? NULL : s;
515 static int read_next_mapping(FILE *f, unsigned *n, char ***a) {
526 if (!fgets(line, sizeof(line), f)) {
529 return errno ? -errno : -EIO;
537 if (l[0] == 0 || l[0] == '#')
540 r = strv_split_quoted(&b, l, false);
544 if (strv_length(b) < 5) {
545 log_error("Invalid line "SYSTEMD_KBD_MODEL_MAP":%u, ignoring.", *n);
556 static int vconsole_convert_to_x11(Context *c, sd_bus *bus) {
557 bool modified = false;
561 if (isempty(c->vc_keymap)) {
564 !isempty(c->x11_layout) ||
565 !isempty(c->x11_model) ||
566 !isempty(c->x11_variant) ||
567 !isempty(c->x11_options);
571 _cleanup_fclose_ FILE *f = NULL;
574 f = fopen(SYSTEMD_KBD_MODEL_MAP, "re");
579 _cleanup_strv_free_ char **a = NULL;
582 r = read_next_mapping(f, &n, &a);
588 if (!streq(c->vc_keymap, a[0]))
591 if (!streq_ptr(c->x11_layout, strnulldash(a[1])) ||
592 !streq_ptr(c->x11_model, strnulldash(a[2])) ||
593 !streq_ptr(c->x11_variant, strnulldash(a[3])) ||
594 !streq_ptr(c->x11_options, strnulldash(a[4]))) {
596 if (free_and_strdup(&c->x11_layout, strnulldash(a[1])) < 0 ||
597 free_and_strdup(&c->x11_model, strnulldash(a[2])) < 0 ||
598 free_and_strdup(&c->x11_variant, strnulldash(a[3])) < 0 ||
599 free_and_strdup(&c->x11_options, strnulldash(a[4])) < 0)
612 r = x11_write_data(c);
614 log_error("Failed to set X11 keyboard layout: %s", strerror(-r));
618 log_info("Changed X11 keyboard layout to '%s' model '%s' variant '%s' options '%s'",
619 strempty(c->x11_layout),
620 strempty(c->x11_model),
621 strempty(c->x11_variant),
622 strempty(c->x11_options));
624 sd_bus_emit_properties_changed(bus,
625 "/org/freedesktop/locale1",
626 "org.freedesktop.locale1",
627 "X11Layout", "X11Model", "X11Variant", "X11Options", NULL);
629 log_debug("X11 keyboard layout was not modified.");
634 static int find_converted_keymap(const char *x11_layout, const char *x11_variant, char **new_keymap) {
636 _cleanup_free_ char *n;
639 n = strjoin(x11_layout, "-", x11_variant, NULL);
641 n = strdup(x11_layout);
645 NULSTR_FOREACH(dir, KBD_KEYMAP_DIRS) {
646 _cleanup_free_ char *p = NULL, *pz = NULL;
649 p = strjoin(dir, "xkb/", n, ".map", NULL);
650 pz = strjoin(dir, "xkb/", n, ".map.gz", NULL);
654 uncompressed = access(p, F_OK) == 0;
655 if (uncompressed || access(pz, F_OK) == 0) {
656 log_debug("Found converted keymap %s at %s",
657 n, uncompressed ? p : pz);
668 static int find_legacy_keymap(Context *c, char **new_keymap) {
669 _cleanup_fclose_ FILE *f;
671 unsigned best_matching = 0;
674 f = fopen(SYSTEMD_KBD_MODEL_MAP, "re");
679 _cleanup_strv_free_ char **a = NULL;
680 unsigned matching = 0;
682 r = read_next_mapping(f, &n, &a);
688 /* Determine how well matching this entry is */
689 if (streq_ptr(c->x11_layout, a[1]))
690 /* If we got an exact match, this is best */
693 /* We have multiple X layouts, look for an
694 * entry that matches our key with everything
695 * but the first layout stripped off. */
696 if (startswith_comma(c->x11_layout, a[1]))
701 /* If that didn't work, strip off the
702 * other layouts from the entry, too */
703 x = strndupa(a[1], strcspn(a[1], ","));
704 if (startswith_comma(c->x11_layout, x))
710 if (isempty(c->x11_model) || streq_ptr(c->x11_model, a[2])) {
713 if (streq_ptr(c->x11_variant, a[3])) {
716 if (streq_ptr(c->x11_options, a[4]))
722 /* The best matching entry so far, then let's save that */
723 if (matching >= MAX(best_matching, 1u)) {
724 log_debug("Found legacy keymap %s with score %u",
727 if (matching > best_matching) {
728 best_matching = matching;
730 r = free_and_strdup(new_keymap, a[0]);
737 if (best_matching < 10 && c->x11_layout) {
738 /* The best match is only the first part of the X11
739 * keymap. Check if we have a converted map which
740 * matches just the first layout.
742 char *l, *v = NULL, *converted;
744 l = strndupa(c->x11_layout, strcspn(c->x11_layout, ","));
746 v = strndupa(c->x11_variant, strcspn(c->x11_variant, ","));
747 r = find_converted_keymap(l, v, &converted);
751 free_and_replace(new_keymap, converted);
757 static int x11_convert_to_vconsole(Context *c, sd_bus *bus) {
758 bool modified = false;
763 if (isempty(c->x11_layout)) {
766 !isempty(c->vc_keymap) ||
767 !isempty(c->vc_keymap_toggle);
771 char *new_keymap = NULL;
773 r = find_converted_keymap(c->x11_layout, c->x11_variant, &new_keymap);
777 r = find_legacy_keymap(c, &new_keymap);
782 if (!streq_ptr(c->vc_keymap, new_keymap)) {
783 free_and_replace(&c->vc_keymap, new_keymap);
784 free_and_replace(&c->vc_keymap_toggle, NULL);
791 r = vconsole_write_data(c);
793 log_error("Failed to set virtual console keymap: %s", strerror(-r));
795 log_info("Changed virtual console keymap to '%s' toggle '%s'",
796 strempty(c->vc_keymap), strempty(c->vc_keymap_toggle));
798 sd_bus_emit_properties_changed(bus,
799 "/org/freedesktop/locale1",
800 "org.freedesktop.locale1",
801 "VConsoleKeymap", "VConsoleKeymapToggle", NULL);
803 return vconsole_reload(bus);
805 log_debug("Virtual console keymap was not modified.");
810 static int property_get_locale(
813 const char *interface,
814 const char *property,
815 sd_bus_message *reply,
817 sd_bus_error *error) {
819 Context *c = userdata;
820 _cleanup_strv_free_ char **l = NULL;
823 l = new0(char*, _LOCALE_MAX+1);
827 for (p = 0, q = 0; p < _LOCALE_MAX; p++) {
830 if (isempty(c->locale[p]))
833 if (asprintf(&t, "%s=%s", names[p], c->locale[p]) < 0)
839 return sd_bus_message_append_strv(reply, l);
842 static int method_set_locale(sd_bus *bus, sd_bus_message *m, void *userdata, sd_bus_error *error) {
843 Context *c = userdata;
844 _cleanup_strv_free_ char **l = NULL;
847 bool modified = false;
848 bool passed[_LOCALE_MAX] = {};
852 r = bus_message_read_strv_extend(m, &l);
856 r = sd_bus_message_read_basic(m, 'b', &interactive);
860 /* Check whether a variable changed and if it is valid */
864 for (p = 0; p < _LOCALE_MAX; p++) {
867 k = strlen(names[p]);
868 if (startswith(*i, names[p]) &&
870 locale_is_valid((*i) + k + 1)) {
874 if (!streq_ptr(*i + k + 1, c->locale[p]))
882 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid Locale data.");
885 /* Check whether a variable is unset */
887 for (p = 0; p < _LOCALE_MAX; p++)
888 if (!isempty(c->locale[p]) && !passed[p]) {
894 _cleanup_strv_free_ char **settings = NULL;
896 r = bus_verify_polkit_async(m, CAP_SYS_ADMIN, "org.freedesktop.locale1.set-locale", interactive, &c->polkit_registry, error);
900 return 1; /* No authorization for now, but the async polkit stuff will call us again when it has it */
903 for (p = 0; p < _LOCALE_MAX; p++) {
906 k = strlen(names[p]);
907 if (startswith(*i, names[p]) && (*i)[k] == '=') {
908 r = free_and_strdup(&c->locale[p], *i + k + 1);
915 for (p = 0; p < _LOCALE_MAX; p++) {
919 free_and_replace(&c->locale[p], NULL);
924 r = locale_write_data(c, &settings);
926 log_error("Failed to set locale: %s", strerror(-r));
927 return sd_bus_error_set_errnof(error, r, "Failed to set locale: %s", strerror(-r));
930 locale_update_system_manager(c, bus);
933 _cleanup_free_ char *line;
935 line = strv_join(settings, ", ");
936 log_info("Changed locale to %s.", strnull(line));
938 log_info("Changed locale to unset.");
940 sd_bus_emit_properties_changed(bus,
941 "/org/freedesktop/locale1",
942 "org.freedesktop.locale1",
945 log_debug("Locale settings were not modified.");
948 return sd_bus_reply_method_return(m, NULL);
951 static int method_set_vc_keyboard(sd_bus *bus, sd_bus_message *m, void *userdata, sd_bus_error *error) {
952 Context *c = userdata;
953 const char *keymap, *keymap_toggle;
954 int convert, interactive;
957 r = sd_bus_message_read(m, "ssbb", &keymap, &keymap_toggle, &convert, &interactive);
964 if (isempty(keymap_toggle))
965 keymap_toggle = NULL;
967 if (!streq_ptr(keymap, c->vc_keymap) ||
968 !streq_ptr(keymap_toggle, c->vc_keymap_toggle)) {
970 if ((keymap && (!filename_is_safe(keymap) || !string_is_safe(keymap))) ||
971 (keymap_toggle && (!filename_is_safe(keymap_toggle) || !string_is_safe(keymap_toggle))))
972 return sd_bus_error_set_errnof(error, -EINVAL, "Received invalid keymap data");
974 r = bus_verify_polkit_async(m, CAP_SYS_ADMIN, "org.freedesktop.locale1.set-keyboard", interactive, &c->polkit_registry, error);
978 return 1; /* No authorization for now, but the async polkit stuff will call us again when it has it */
980 if (free_and_strdup(&c->vc_keymap, keymap) < 0 ||
981 free_and_strdup(&c->vc_keymap_toggle, keymap_toggle) < 0)
984 r = vconsole_write_data(c);
986 log_error("Failed to set virtual console keymap: %s", strerror(-r));
987 return sd_bus_error_set_errnof(error, r, "Failed to set virtual console keymap: %s", strerror(-r));
990 log_info("Changed virtual console keymap to '%s' toggle '%s'",
991 strempty(c->vc_keymap), strempty(c->vc_keymap_toggle));
993 r = vconsole_reload(bus);
995 log_error("Failed to request keymap reload: %s", strerror(-r));
997 sd_bus_emit_properties_changed(bus,
998 "/org/freedesktop/locale1",
999 "org.freedesktop.locale1",
1000 "VConsoleKeymap", "VConsoleKeymapToggle", NULL);
1003 r = vconsole_convert_to_x11(c, bus);
1005 log_error("Failed to convert keymap data: %s", strerror(-r));
1009 return sd_bus_reply_method_return(m, NULL);
1012 #ifdef HAVE_XKBCOMMON
1013 static void log_xkb(struct xkb_context *ctx, enum xkb_log_level lvl, const char *format, va_list args) {
1014 /* suppress xkb messages for now */
1017 static int verify_xkb_rmlvo(const char *model, const char *layout, const char *variant, const char *options) {
1018 const struct xkb_rule_names rmlvo = {
1024 struct xkb_context *ctx = NULL;
1025 struct xkb_keymap *km = NULL;
1028 /* compile keymap from RMLVO information to check out its validity */
1030 ctx = xkb_context_new(XKB_CONTEXT_NO_ENVIRONMENT_NAMES);
1036 xkb_context_set_log_fn(ctx, log_xkb);
1038 km = xkb_keymap_new_from_names(ctx, &rmlvo, XKB_KEYMAP_COMPILE_NO_FLAGS);
1047 xkb_keymap_unref(km);
1048 xkb_context_unref(ctx);
1052 static int verify_xkb_rmlvo(const char *model, const char *layout, const char *variant, const char *options) {
1057 static int method_set_x11_keyboard(sd_bus *bus, sd_bus_message *m, void *userdata, sd_bus_error *error) {
1058 Context *c = userdata;
1059 const char *layout, *model, *variant, *options;
1060 int convert, interactive;
1063 r = sd_bus_message_read(m, "ssssbb", &layout, &model, &variant, &options, &convert, &interactive);
1067 if (isempty(layout))
1073 if (isempty(variant))
1076 if (isempty(options))
1079 if (!streq_ptr(layout, c->x11_layout) ||
1080 !streq_ptr(model, c->x11_model) ||
1081 !streq_ptr(variant, c->x11_variant) ||
1082 !streq_ptr(options, c->x11_options)) {
1084 if ((layout && !string_is_safe(layout)) ||
1085 (model && !string_is_safe(model)) ||
1086 (variant && !string_is_safe(variant)) ||
1087 (options && !string_is_safe(options)))
1088 return sd_bus_error_set_errnof(error, -EINVAL, "Received invalid keyboard data");
1090 r = bus_verify_polkit_async(m, CAP_SYS_ADMIN, "org.freedesktop.locale1.set-keyboard", interactive, &c->polkit_registry, error);
1094 return 1; /* No authorization for now, but the async polkit stuff will call us again when it has it */
1096 r = verify_xkb_rmlvo(model, layout, variant, options);
1098 log_warning("Cannot compile XKB keymap for new x11 keyboard layout ('%s' / '%s' / '%s' / '%s'): %s",
1099 strempty(model), strempty(layout), strempty(variant), strempty(options), strerror(-r));
1101 if (free_and_strdup(&c->x11_layout, layout) < 0 ||
1102 free_and_strdup(&c->x11_model, model) < 0 ||
1103 free_and_strdup(&c->x11_variant, variant) < 0 ||
1104 free_and_strdup(&c->x11_options, options) < 0)
1107 r = x11_write_data(c);
1109 log_error("Failed to set X11 keyboard layout: %s", strerror(-r));
1110 return sd_bus_error_set_errnof(error, r, "Failed to set X11 keyboard layout: %s", strerror(-r));
1113 log_info("Changed X11 keyboard layout to '%s' model '%s' variant '%s' options '%s'",
1114 strempty(c->x11_layout),
1115 strempty(c->x11_model),
1116 strempty(c->x11_variant),
1117 strempty(c->x11_options));
1119 sd_bus_emit_properties_changed(bus,
1120 "/org/freedesktop/locale1",
1121 "org.freedesktop.locale1",
1122 "X11Layout", "X11Model", "X11Variant", "X11Options", NULL);
1125 r = x11_convert_to_vconsole(c, bus);
1127 log_error("Failed to convert keymap data: %s", strerror(-r));
1131 return sd_bus_reply_method_return(m, NULL);
1134 static const sd_bus_vtable locale_vtable[] = {
1135 SD_BUS_VTABLE_START(0),
1136 SD_BUS_PROPERTY("Locale", "as", property_get_locale, 0, SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE),
1137 SD_BUS_PROPERTY("X11Layout", "s", NULL, offsetof(Context, x11_layout), SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE),
1138 SD_BUS_PROPERTY("X11Model", "s", NULL, offsetof(Context, x11_model), SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE),
1139 SD_BUS_PROPERTY("X11Variant", "s", NULL, offsetof(Context, x11_variant), SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE),
1140 SD_BUS_PROPERTY("X11Options", "s", NULL, offsetof(Context, x11_options), SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE),
1141 SD_BUS_PROPERTY("VConsoleKeymap", "s", NULL, offsetof(Context, vc_keymap), SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE),
1142 SD_BUS_PROPERTY("VConsoleKeymapToggle", "s", NULL, offsetof(Context, vc_keymap_toggle), SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE),
1143 SD_BUS_METHOD("SetLocale", "asb", NULL, method_set_locale, SD_BUS_VTABLE_UNPRIVILEGED),
1144 SD_BUS_METHOD("SetVConsoleKeyboard", "ssbb", NULL, method_set_vc_keyboard, SD_BUS_VTABLE_UNPRIVILEGED),
1145 SD_BUS_METHOD("SetX11Keyboard", "ssssbb", NULL, method_set_x11_keyboard, SD_BUS_VTABLE_UNPRIVILEGED),
1149 static int connect_bus(Context *c, sd_event *event, sd_bus **_bus) {
1150 _cleanup_bus_close_unref_ sd_bus *bus = NULL;
1157 r = sd_bus_default_system(&bus);
1159 log_error("Failed to get system bus connection: %s", strerror(-r));
1163 r = sd_bus_add_object_vtable(bus, NULL, "/org/freedesktop/locale1", "org.freedesktop.locale1", locale_vtable, c);
1165 log_error("Failed to register object: %s", strerror(-r));
1169 r = sd_bus_request_name(bus, "org.freedesktop.locale1", 0);
1171 log_error("Failed to register name: %s", strerror(-r));
1175 r = sd_bus_attach_event(bus, event, 0);
1177 log_error("Failed to attach bus to event loop: %s", strerror(-r));
1187 int main(int argc, char *argv[]) {
1188 _cleanup_(context_free) Context context = {};
1189 _cleanup_event_unref_ sd_event *event = NULL;
1190 _cleanup_bus_close_unref_ sd_bus *bus = NULL;
1193 log_set_target(LOG_TARGET_AUTO);
1194 log_parse_environment();
1198 mac_selinux_init("/etc");
1201 log_error("This program takes no arguments.");
1206 r = sd_event_default(&event);
1208 log_error("Failed to allocate event loop: %s", strerror(-r));
1212 sd_event_set_watchdog(event, true);
1214 r = connect_bus(&context, event, &bus);
1218 r = context_read_data(&context);
1220 log_error("Failed to read locale data: %s", strerror(-r));
1224 r = bus_event_loop_with_idle(event, bus, "org.freedesktop.locale1", DEFAULT_EXIT_USEC, NULL, NULL);
1226 log_error("Failed to run event loop: %s", strerror(-r));
1231 return r < 0 ? EXIT_FAILURE : EXIT_SUCCESS;