src/interfaces/localed/localed.c

   1 /*
   2  * Copyright (c) 2014 Ian Sutton <ian@kremlin.cc>
   3  *
   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.
   7  *
   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.
  15  */
  16
  17 #include <unistd.h>
  18 #include <limits.h>
  19
  20 #include "localed-gen.h"
  21
  22 GPtrArray *localed_freeable;
  23 GDBusNodeInfo *spect_data;
  24 localedLocale1 *localed_interf;
  25
  26 /* begin method/property/signal code */
  27
  28 /* TODO make sure these guys only work if called by root */
  29
  30 /* Example:
  31 static gboolean
  32 on_handle_set_hostname(localedLocale1 *hn1_passed_interf,
  33                        GDBusMethodInvocation *invoc,
  34                        const gchar *greet,
  35                        gpointer data) {
  36     return FALSE;
  37 } */
  38
  39 /* note: all localed/locale1's properties are read-only,
  40  * and do not need set_ functions, gdbus-codegen realized
  41  * this from the XML and handled the to-be error of trying
  42  * to set a read-only property's value
  43  */
  44
  45 /* Example:
  46
  47 const gchar *
  48 our_get_hostname() {
  49
  50     return "TODO";
  51 }*/
  52
  53 /* end method/property/signal code, begin bus/name handlers */
  54
  55 static void localed_on_bus_acquired(GDBusConnection *conn,
  56                             const gchar *name,
  57                             gpointer user_data) {
  58
  59     g_print("got bus, name: %s\n", name);
  60
  61 }
  62
  63 static void localed_on_name_acquired(GDBusConnection *conn,
  64                              const gchar *name,
  65                              gpointer user_data) {
  66
  67     g_print("got '%s' on system bus\n", name);
  68
  69     localed_interf = localed_locale1_skeleton_new();
  70
  71     /* attach function pointers to generated struct's method handlers */
  72     /*g_signal_connect(localed_interf, "handle-set-hostname", G_CALLBACK(on_handle_set_hostname), NULL);
  73     g_signal_connect(localed_interf, "handle-set-static-hostname", G_CALLBACK(on_handle_set_static_hostname), NULL);
  74     g_signal_connect(localed_interf, "handle-set-pretty-hostname", G_CALLBACK(on_handle_set_pretty_hostname), NULL);
  75     g_signal_connect(localed_interf, "handle-set-chassis", G_CALLBACK(on_handle_set_chassis), NULL);
  76     g_signal_connect(localed_interf, "handle-set-icon-name", G_CALLBACK(on_handle_set_icon_name), NULL); */
  77
  78     /* set our properties before export */
  79     /*localed_locale1_set_hostname(localed_interf, our_get_hostname());
  80     localed_locale1_set_static_hostname(localed_interf, our_get_static_hostname());
  81     localed_locale1_set_pretty_hostname(localed_interf, our_get_pretty_hostname());
  82     localed_locale1_set_chassis(localed_interf, our_get_chassis());
  83     localed_locale1_set_icon_name(localed_interf, our_get_icon_name());
  84     localed_locale1_set_kernel_name(localed_interf, our_get_kernel_name());
  85     localed_locale1_set_kernel_version(localed_interf, our_get_kernel_version());
  86     localed_locale1_set_kernel_release(localed_interf, our_get_kernel_release());
  87     localed_locale1_set_operating_system_cpename(localed_interf, our_get_os_cpename());
  88     localed_locale1_set_operating_system_pretty_name(localed_interf, our_get_os_pretty_name()); */
  89
  90     if(!g_dbus_interface_skeleton_export(G_DBUS_INTERFACE_SKELETON(localed_interf),
  91                                                                    conn,
  92                                                                    "/org/freedesktop/locale1",
  93                                                                    NULL)) {
  94
  95         g_printf("failed to export locale1's interface on system bus!");
  96     }
  97
  98 }
  99
 100 /* free()'s */
 101 void localed_mem_clean() {
 102
 103     g_ptr_array_foreach(localed_freeable, (GFunc) g_free, NULL);
 104 }
 105
 106 static void localed_on_name_lost(GDBusConnection *conn,
 107                          const gchar *name,
 108                          gpointer user_data) {
 109
 110     g_print("lost name %s, exiting...", name);
 111
 112     localed_mem_clean();
 113     g_dbus_interface_skeleton_unexport(G_DBUS_INTERFACE_SKELETON(localed_interf));
 114
 115     /* TODO exit through g_main_loop properly... */
 116 }
 117
 118 /* safe call to try and start localed */
 119 void localed_init() {
 120
 121     guint bus_descriptor;
 122     GError *err = NULL;
 123     gchar **localed_ispect_xml;
 124     gchar  *localed_joined_xml;
 125
 126     localed_freeable = g_ptr_array_new();
 127     localed_ispect_xml = g_malloc(3000);
 128
 129     g_file_get_contents("conf/localed-ispect.xml", localed_ispect_xml, NULL, NULL);
 130     localed_joined_xml = g_strjoinv("\n", localed_ispect_xml);
 131     spect_data = g_dbus_node_info_new_for_xml(localed_joined_xml, NULL);
 132
 133     g_free(localed_ispect_xml);
 134     g_ptr_array_add(localed_freeable, localed_joined_xml);
 135
 136     bus_descriptor = g_bus_own_name(G_BUS_TYPE_SYSTEM,
 137                                     "org.freedesktop.locale1",
 138                                     G_BUS_NAME_OWNER_FLAGS_NONE,
 139                                     localed_on_bus_acquired,
 140                                     localed_on_name_acquired,
 141                                     localed_on_name_lost,
 142                                     NULL,
 143                                     NULL);
 144
 145     /* TODO: malloc and return reference as if a main() closed */
 146 }
 147
 148 int main() {
 149
 150         GMainLoop *localed_loop;
 151         localed_loop = g_main_loop_new(NULL, TRUE);
 152
 153         /* config stuff here */
 154
 155         localed_init();
 156
 157         g_main_loop_run(localed_loop);
 158         g_main_loop_unref(localed_loop);
 159
 160         return 0;
 161 }
 162