const gchar *
our_get_hostname() {
- gchar *hostname_buf, *ret;
- size_t hostname_divider;
+ gchar *hostname_buf, *ret;
+ size_t hostname_divider;
- hostname_buf = (gchar*) g_malloc0(MAXHOSTNAMELEN); /* todo check & free */
- ret = (gchar*) g_malloc0(MAXHOSTNAMELEN);
- g_ptr_array_add(hostnamed_freeable, hostname_buf);
- g_ptr_array_add(hostnamed_freeable, ret);
+ hostname_buf = (gchar*) g_malloc0(MAXHOSTNAMELEN); /* todo check & free */
+ ret = (gchar*) g_malloc0(MAXHOSTNAMELEN);
+ g_ptr_array_add(hostnamed_freeable, hostname_buf);
+ g_ptr_array_add(hostnamed_freeable, ret);
- if(gethostname(hostname_buf, MAXHOSTNAMELEN))
- return "";
+ if(gethostname(hostname_buf, MAXHOSTNAMELEN))
+ return "";
- hostname_divider = strcspn(hostname_buf, ".");
+ hostname_divider = strcspn(hostname_buf, ".");
- return strncpy(ret, hostname_buf, hostname_divider);
+ return strncpy(ret, hostname_buf, hostname_divider);
}
const gchar *
g_printf("got bus/name, exporting %s's interface...\n", name);
- hostnamed_interf = hostname1_skeleton_new();
+ hostnamed_interf = hostname1_skeleton_new();
/* attach function pointers to generated struct's method handlers */
g_signal_connect(hostnamed_interf, "handle-set-hostname", G_CALLBACK(on_handle_set_hostname), NULL);
NULL)) {
g_printf("failed to export %s's interface!\n", name); /* unusual edge case, TODO check errno */
- hostnamed_mem_clean();
+ hostnamed_mem_clean();
} else {
- dbus_interface_exported = TRUE;
- g_printf("exported %s's interface on the system bus...\n", name);
- }
+ dbus_interface_exported = TRUE;
+ g_printf("exported %s's interface on the system bus...\n", name);
+ }
}
static void hostnamed_on_name_acquired(GDBusConnection *conn,
- const gchar *name,
+ const gchar *name,
gpointer user_data) {
g_printf("success!\n");
const gchar *name,
gpointer user_data) {
- if(!conn) {
+ if(!conn) {
- 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);
- hostnamed_mem_clean();
- }
+ 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);
+ hostnamed_mem_clean();
+ }
g_printf("lost name %s, exiting...\n", name);
* this stops our GMainLoop safely before letting main() return */
void hostnamed_mem_clean() {
- g_printf("exiting...\n");
+ g_printf("exiting...\n");
- if(dbus_interface_exported)
- g_dbus_interface_skeleton_unexport(G_DBUS_INTERFACE_SKELETON(hostnamed_interf));
+ if(dbus_interface_exported)
+ g_dbus_interface_skeleton_unexport(G_DBUS_INTERFACE_SKELETON(hostnamed_interf));
- if(g_main_loop_is_running(hostnamed_loop))
- g_main_loop_quit(hostnamed_loop);
+ if(g_main_loop_is_running(hostnamed_loop))
+ g_main_loop_quit(hostnamed_loop);
}
/* wrapper for glib's unix signal handling; called only once if terminatating signal is raised against us */
gboolean unix_sig_terminate_handler(gpointer data) {
- g_printf("caught SIGINT/HUP/TERM, exiting\n");
+ g_printf("caught SIGINT/HUP/TERM, exiting\n");
- hostnamed_mem_clean();
- return G_SOURCE_REMOVE;
+ hostnamed_mem_clean();
+ return G_SOURCE_REMOVE;
}
void set_signal_handlers() {
- /* we don't care about its descriptor, we never need to unregister these */
- g_unix_signal_add(SIGINT, unix_sig_terminate_handler, NULL);
- g_unix_signal_add(SIGHUP, unix_sig_terminate_handler, NULL);
- g_unix_signal_add(SIGTERM, unix_sig_terminate_handler, NULL);
+ /* we don't care about its descriptor, we never need to unregister these */
+ g_unix_signal_add(SIGINT, unix_sig_terminate_handler, NULL);
+ g_unix_signal_add(SIGHUP, unix_sig_terminate_handler, NULL);
+ g_unix_signal_add(SIGTERM, unix_sig_terminate_handler, NULL);
- /* TODO: the "only once" guarantee only counts towards specific signals.
- * make sure calling a SIGINT and SIGHUP doesn't cause term_handler()
- * to be called twice */
+ /* TODO: the "only once" guarantee only counts towards specific signals.
+ * make sure calling a SIGINT and SIGHUP doesn't cause term_handler()
+ * to be called twice */
}
int main() {
-
- set_signal_handlers();
+
+ set_signal_handlers();
- hostnamed_loop = g_main_loop_new(NULL, TRUE);
- hostnamed_freeable = g_ptr_array_new();
+ hostnamed_loop = g_main_loop_new(NULL, TRUE);
+ hostnamed_freeable = g_ptr_array_new();
- bus_descriptor = g_bus_own_name(G_BUS_TYPE_SYSTEM,
+ bus_descriptor = g_bus_own_name(G_BUS_TYPE_SYSTEM,
"org.freedesktop.hostname1",
G_BUS_NAME_OWNER_FLAGS_NONE,
hostnamed_on_bus_acquired,
NULL,
NULL);
- g_main_loop_run(hostnamed_loop);
- /* runs until single g_main_loop_quit() call is raised inside <interface>_mem_clean() */
- g_main_loop_unref(hostnamed_loop);
+ g_main_loop_run(hostnamed_loop);
+ /* runs until single g_main_loop_quit() call is raised inside <interface>_mem_clean() */
+ g_main_loop_unref(hostnamed_loop);
- /* guaranteed unownable */
- g_bus_unown_name(bus_descriptor);
+ /* guaranteed unownable */
+ g_bus_unown_name(bus_descriptor);
- /* at this point no operations can occur with our data, it is safe to free it + its container */
- g_ptr_array_free(hostnamed_freeable, TRUE);
+ /* at this point no operations can occur with our data, it is safe to free it + its container */
+ g_ptr_array_free(hostnamed_freeable, TRUE);
- return 0;
+ return 0;
}
/* TODO figure out DMI variables on obsd */
projects / systembsd.git / blobdiff