2 * Copyright (c) 2014 Ian Sutton <ian@kremlin.cc>
4 * Permission to use, copy, modify, and distribute this software for any
5 * purpose with or without fee is hereby granted, provided that the above
6 * copyright notice and this permission notice appear in all copies.
8 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
9 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
10 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
11 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
12 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
13 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
14 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
21 #include <sys/param.h>
24 #include <glib/gprintf.h>
25 #include <glib-unix.h>
26 #include <polkit/polkit.h>
28 #include "localed-gen.h"
31 #include "../../util.h"
33 GPtrArray
*localed_freeable
;
34 Locale1
*localed_interf
;
36 GMainLoop
*localed_loop
;
39 gboolean dbus_interface_exported
; /* reliable because of gdbus operational guarantees */
41 /* --- begin method/property/dbus signal code --- */
44 on_handle_set_locale(Locale1
*hn1_passed_interf
,
45 GDBusMethodInvocation
*invoc
,
52 on_handle_set_v_console_keyboard(Locale1
*hn1_passed_interf
,
53 GDBusMethodInvocation
*invoc
,
60 on_handle_set_x11_keyboard(Locale1
*hn1_passed_interf
,
61 GDBusMethodInvocation
*invoc
,
70 const gchar
* const *ret
= NULL
;
76 our_get_v_console_keymap() {
82 our_get_v_console_keymap_toggle() {
88 our_get_x11_layout() {
100 our_get_x11_variant() {
106 our_get_x11_options() {
112 /* --- end method/property/dbus signal code, begin bus/name handlers --- */
114 static void localed_on_bus_acquired(GDBusConnection
*conn
,
116 gpointer user_data
) {
118 g_printf("got bus/name, exporting %s's interface...\n", name
);
120 localed_interf
= locale1_skeleton_new();
122 /* attach function pointers to generated struct's method handlers */
123 g_signal_connect(localed_interf
, "handle-set-locale", G_CALLBACK(on_handle_set_locale
), NULL
);
124 g_signal_connect(localed_interf
, "handle-set-vconsole-keyboard", G_CALLBACK(on_handle_set_v_console_keyboard
), NULL
);
125 g_signal_connect(localed_interf
, "handle-set-x11-keyboard", G_CALLBACK(on_handle_set_x11_keyboard
), NULL
);
127 /* set our properties before export */
128 locale1_set_locale(localed_interf
, our_get_locale());
129 locale1_set_vconsole_keymap(localed_interf
, our_get_v_console_keymap());
130 locale1_set_vconsole_keymap_toggle(localed_interf
, our_get_v_console_keymap_toggle());
131 locale1_set_x11_layout(localed_interf
, our_get_x11_layout());
132 locale1_set_x11_model(localed_interf
, our_get_x11_model());
133 locale1_set_x11_variant(localed_interf
, our_get_x11_variant());
134 locale1_set_x11_options(localed_interf
, our_get_x11_options());
136 if(!g_dbus_interface_skeleton_export(G_DBUS_INTERFACE_SKELETON(localed_interf
),
138 "/org/freedesktop/locale1",
141 g_printf("failed to export %s's interface!\n", name
);
146 dbus_interface_exported
= TRUE
;
147 g_printf("exported %s's interface on the system bus...\n", name
);
151 static void localed_on_name_acquired(GDBusConnection
*conn
,
153 gpointer user_data
) {
155 g_printf("success!\n");
158 static void localed_on_name_lost(GDBusConnection
*conn
,
160 gpointer user_data
) {
164 g_printf("failed to connect to the system bus while trying to acquire name '%s': either dbus-daemon isn't running or we don't have permission to push names and/or their interfaces to it.\n", name
);
168 g_print("lost name %s, exiting...\n", name
);
173 /* --- end bus/name handlers, begin misc unix functions --- */
175 /* safe call to clean and then exit
176 * this stops our GMainLoop safely before letting main() return */
177 void localed_mem_clean() {
179 g_printf("exiting...\n");
181 if(dbus_interface_exported
)
182 g_dbus_interface_skeleton_unexport(G_DBUS_INTERFACE_SKELETON(localed_interf
));
184 if(g_main_loop_is_running(localed_loop
))
185 g_main_loop_quit(localed_loop
);
189 /* wrapper for glib's unix signal handling; called only once if terminating signal is raised against us */
190 gboolean
unix_sig_terminate_handler(gpointer data
) {
192 g_printf("caught SIGINT/HUP/TERM, exiting\n");
195 return G_SOURCE_REMOVE
;
198 void set_signal_handlers() {
200 /* we don't care about its descriptor, we never need to unregister these */
201 g_unix_signal_add(SIGINT
, unix_sig_terminate_handler
, NULL
);
202 g_unix_signal_add(SIGHUP
, unix_sig_terminate_handler
, NULL
);
203 g_unix_signal_add(SIGTERM
, unix_sig_terminate_handler
, NULL
);
208 set_signal_handlers();
210 localed_loop
= g_main_loop_new(NULL
, TRUE
);
211 localed_freeable
= g_ptr_array_new();
213 bus_descriptor
= g_bus_own_name(G_BUS_TYPE_SYSTEM
,
214 "org.freedesktop.locale1",
215 G_BUS_NAME_OWNER_FLAGS_NONE
,
216 localed_on_bus_acquired
,
217 localed_on_name_acquired
,
218 localed_on_name_lost
,
222 g_main_loop_run(localed_loop
);
223 /* runs until single g_main_loop_quit() call is raised inside <interface>_mem_clean() */
224 g_main_loop_unref(localed_loop
);
226 /* guaranteed unownable */
227 g_bus_unown_name(bus_descriptor
);
229 /* at this point no operations can occur with our data, it is safe to free it + its container */
230 g_ptr_array_free(localed_freeable
, TRUE
);