add license ISC license blurbs
[systembsd.git] / src / interfaces / hostnamed / hostnamed.c
index e5155333a3ef46b26f1c61e34bab503241d57a4f..0cacc41cf57900e8f502c5809f582bbc5c4a2826 100644 (file)
+/*
+ * Copyright (c) 2014 Ian Sutton <ian@kremlin.cc>
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
 #include <unistd.h>
 #include <limits.h>
+
+#include <glib.h>
 #include <gio/gio.h>
 
-#include "src/interfaces/hostnamed/hostnamed-gen.c"
+#include "hostnamed.h"
+#include "hostnamed-gen.c"
 
+GPtrArray *hostnamed_freeable;
 GDBusNodeInfo *spect_data;
 
-/* handled by codegen
-static gchar *hostname;
-static gchar *pretty_hostname;
-static gchar *static_hostname;
-static gchar *icon_name;
-static gchar *chassis;
-static gchar *kernel_name;
-static gchar *kernel_release;
-static gchar *kernel_version;
-static gchar *os_prettyname;
-static gchar *os_cpe;         //common platform enumeration string
-*/
-
-/* handled by codegen
-static void handle_method_call(GDBusConnection *conn,
-                                                          const gchar *sender,
-                                                          const gchar *obj_path,
-                                                          const gchar *interf_name,
-                                                          const gchar *method_name,
-                                                          GVariant *params,
-                                                          GDBusMethodInvocation *invc,
-                                                          gpointer usrdat) {
-
-       if(g_strcmp0(interf_name, "org.freedesktop.DBus.Introspectable") == 0
-               && g_strcmp0(method_name, "Introspect") == 0) {
-
-               GVariant *xml_ret_gvar;
-               GString  *xml_ret;
-       
-               g_dbus_interface_info_generate_xml(spect_data->interfaces[0], (guint)0, xml_ret);
-               xml_ret_gvar = g_variant_new_string(xml_ret->str);
-               g_dbus_method_invocation_return_value(invc, xml_ret_gvar);
-       } 
-
-}
-*/
-
-/* handled by codegen
-static GVariant * handle_get_property(GDBusConnection *conn,
-                                                                         const gchar *sender,
-                                                                         const gchar *obj_path,
-                                                                         const gchar *interf_name,
-                                                                         const gchar *prop_name,
-                                                                         GError **err,
-                                                                         gpointer usr_data) {
-       
-       const gchar *our_interf_name = "org.freedesktop.hostname1";
-       const gchar *our_obj_path    = "/org/freedesktop/hostname1";
-
-       if(g_strcmp0(interf_name, our_interf_name) != 0
-               || g_strcmp0(obj_path, our_obj_path) != 0) {
-
-               return NULL; //TODO error
-       }
-
-       if(g_strcmp0(prop_name, "Hostname") == 0)
-               return g_variant_new_string(hostname);
-
-       else if(g_strcmp0(prop_name, "StaticHostname") == 0)
-               return g_variant_new_string(static_hostname);
-
-       else if(g_strcmp0(prop_name, "PrettyHostname") == 0)
-               return g_variant_new_string(pretty_hostname);
-
-       else if(g_strcmp0(prop_name, "IconName") == 0)
-               return g_variant_new_string(icon_name);
-
-       else 
-               return NULL; //TODO error
-       
-}
-*/
-
-/* handled by codegen
-static gboolean handle_set_property(GDBusConnection *conn,
-                                                                       const gchar *sender,
-                                                                       const gchar *obj_path,
-                                                                       const gchar *interf_name,
-                                                                       const gchar *prop_name,
-                                                                       GVariant *val,
-                                                                       GError **err,
-                                                                       gpointer usr_data) {
-
-       g_dbus_connection_emit_signal(conn,
-                                                                 NULL,
-                                                                 obj_path,
-                                                                 "org.freedesktop.DBus.Properties",
-                                                                 "PropertiesChanged",
-                                                                 NULL, //incorrect 
-                                                                 NULL);
-
-       return TRUE;
-}
-*/
-
-/* handled by codegen
-static const GDBusInterfaceVTable interface_vtable =
-{
-       handle_method_call,
-       handle_get_property,
-       handle_set_property
-};
-
-*/
-
 static void on_bus_acquired(GDBusConnection *conn,
                                                        const gchar *name,
                                                        gpointer user_data) {
@@ -119,13 +34,6 @@ static void on_bus_acquired(GDBusConnection *conn,
 
        g_print("got bus, name: %s\n", name);   
 
-       //GDBusObjectSkeleton *hostnamed_dbobj = g_dbus_object_skeleton_new("/org/freedesktop/hostname1");
-
-       g_dbus_connection_register_object(conn,
-                                                                         "/org/freedesktop/hostname1",
-                                                                         spect_data->interfaces[0],
-                                                                         &interface_vtable,
-                                                                         NULL, NULL, NULL);
 }
 
 static void on_name_acquired(GDBusConnection *conn,
@@ -140,25 +48,30 @@ static void on_name_lost(GDBusConnection *conn,
                                                 gpointer user_data) {
 
        g_print("lost name %s, exiting...", name);
+
+       hostnamed_mem_clean();
+
        //TODO exit through g_main_loop properly...
-       exit(0);
 }
 
 /* safe call to try and start hostnamed */
-GError * hostnamed_init() {
+GError *hostnamed_init() {
 
        guint bus_descriptor;
        GError *err = NULL;
-       gchar **hostnamed_ispect_xml = g_malloc(3000);
-       gchar  *hostnamed_joined_xml = g_malloc(3000);
+       gchar **hostnamed_ispect_xml;
+       gchar  *hostnamed_joined_xml;
+
+       hostnamed_freeable = g_ptr_array_new();
+       hostnamed_ispect_xml = g_malloc(3000);
 
-       g_file_get_contents("conf/hostnamed-ispect.xml", hostnamed_ispect_xml, NULL, err);
+       g_file_get_contents("conf/hostnamed-ispect.xml", hostnamed_ispect_xml, NULL, NULL);
        hostnamed_joined_xml = g_strjoinv("\n", hostnamed_ispect_xml);
        spect_data = g_dbus_node_info_new_for_xml(hostnamed_joined_xml, NULL);
 
-       if(!init_props())
-               return err; //TODO error
-       
+       g_free(hostnamed_ispect_xml);
+       g_ptr_array_add(hostnamed_freeable, hostnamed_joined_xml);
+
        bus_descriptor = g_bus_own_name(G_BUS_TYPE_SYSTEM,
                                        "org.freedesktop.hostname1",
                                                    G_BUS_NAME_OWNER_FLAGS_NONE,
@@ -168,79 +81,14 @@ GError * hostnamed_init() {
                                                    NULL,
                                                    NULL);
 
-       //TODO: malloc and return reference as if a main() closed
+       //TODO: malloc and return reference as if a main() closed 
        return err;
 }
-/* handled by codegen
-gboolean init_props() {
-       
-       if(init_hostname()
-               && init_static_hostname()
-               && init_pretty_hostname()
-               && init_icon_name()
-               && init_chassis()
-               && init_kernel_name()
-               && init_kernel_version()
-               && init_os_name()
-               && init_os_cpe() )
-               return TRUE;
-
-       return FALSE;
-}
-
-//POSIX, for future ports try_hostname should be checked for null-termination
-gboolean init_hostname() {
-
-       gchar try_hostname[HOST_NAME_MAX];
-
-       if(!gethostname(try_hostname, HOST_NAME_MAX)) {
-               hostname = try_hostname;
-               return TRUE;
-       }
-
-       return FALSE;
-}
-*/
-
-/* handled by codegen
-gboolean init_static_hostname() {
-       //TODO
-       return TRUE;
-}
 
-gboolean init_pretty_hostname() {
-       //TODO
-       return TRUE;
-}
-
-gboolean init_icon_name() {
-       //TODO
-       return TRUE;
-}
-
-gboolean init_chassis() {
-       //TODO
-       return TRUE;
-}
-
-gboolean init_kernel_name() {
-       //TODO
-       return TRUE;
-}
-
-gboolean init_kernel_version() {
-       //TODO
-       return TRUE;
-}
+/* free()'s */
+void hostnamed_mem_clean() {
 
-gboolean init_os_name() {
-       //TODO
-       return TRUE;
-}
-
-gboolean init_os_cpe() {
-       //TODO
-       return TRUE;
+       g_ptr_array_foreach(hostnamed_freeable, (GFunc) g_free, NULL);
 }
 
 //TODO figure out DMI variables on obsd
@@ -252,7 +100,7 @@ gboolean init_os_cpe() {
        //TODO vm check
 
        #if defined(__i386__) || defined(__x86_64__)
-    /*
+    
        Taken with a few minor changes from systemd's hostnamed.c,
        copyright 2011 Lennart Poettering.
 
@@ -260,7 +108,7 @@ gboolean init_os_cpe() {
        details about the values listed here:
 
        http://www.dmtf.org/sites/default/files/standards/documents/DSP0134_2.7.1.pdf
-    */   /*
+
 
     if (g_file_get_contents ("/sys/class/dmi/id/chassis_type", &filebuf, NULL, NULL)) {
         switch (g_ascii_strtoull (filebuf, NULL, 10)) {