+
+ fprintf(f,
+ "%sDevice State: %s\n"
+ "%sSysfs Path: %s\n",
+ prefix, state_string_table[d->state],
+ prefix, strna(d->sysfs));
+}
+
+static UnitActiveState device_active_state(Unit *u) {
+ assert(u);
+
+ return state_translation_table[DEVICE(u)->state];
+}
+
+static int device_add_escaped_name(Unit *u, const char *prefix, const char *dn, bool make_id) {
+ char *e;
+ int r;
+
+ assert(u);
+ assert(dn);
+ assert(dn[0] == '/');
+
+ if (!(e = unit_name_escape_path(prefix, dn+1, ".device")))
+ return -ENOMEM;
+
+ r = unit_add_name(u, e);
+
+ if (r >= 0 && make_id)
+ unit_choose_id(u, e);
+
+ free(e);
+
+ if (r < 0 && r != -EEXIST)
+ return r;
+
+ return 0;
+}
+
+static int device_process_new_device(Manager *m, struct udev_device *dev, bool update_state) {
+ const char *dn, *names, *wants, *sysfs;
+ Unit *u = NULL;
+ int r;
+ char *e, *w, *state;
+ size_t l;
+ bool delete;
+ struct udev_list_entry *item = NULL, *first = NULL;
+
+ assert(m);
+
+ /* Check whether this entry is even relevant for us. */
+ dn = udev_device_get_devnode(dev);
+ names = udev_device_get_property_value(dev, "SYSTEMD_NAMES");
+ wants = udev_device_get_property_value(dev, "SYSTEMD_WANTS");
+
+ if (!dn && !names && !wants)
+ return 0;
+
+ /* Ok, seems kinda interesting. Now, let's see if this one
+ * already exists. */
+
+ if (!(sysfs = udev_device_get_syspath(dev)))
+ return -ENOMEM;
+
+ assert(sysfs[0] == '/');
+ if (!(e = unit_name_escape_path("sysfs-", sysfs+1, ".device")))
+ return -ENOMEM;
+
+ if (!(u = manager_get_unit(m, e))) {
+ const char *model;
+
+ delete = true;
+
+ if (!(u = unit_new(m))) {
+ free(e);
+ return -ENOMEM;
+ }
+
+ r = unit_add_name(u, e);
+ free(e);
+
+ if (r < 0)
+ goto fail;
+
+ if (!(DEVICE(u)->sysfs = strdup(sysfs))) {
+ r = -ENOMEM;
+ goto fail;
+ }
+
+ if ((model = udev_device_get_property_value(dev, "ID_MODEL_FROM_DATABASE")) ||
+ (model = udev_device_get_property_value(dev, "ID_MODEL")))
+ if ((r = unit_set_description(u, model)) < 0)
+ goto fail;
+
+ unit_add_to_load_queue(u);
+ } else {
+ delete = false;
+ free(e);
+ }
+
+ if (dn)
+ if ((r = device_add_escaped_name(u, "node-", dn, true)) < 0)
+ goto fail;
+
+ first = udev_device_get_devlinks_list_entry(dev);
+ udev_list_entry_foreach(item, first)
+ if ((r = device_add_escaped_name(u, "node-", udev_list_entry_get_name(item), false)) < 0)
+ goto fail;
+
+ if (names) {
+ FOREACH_WORD(w, l, names, state) {
+ if (!(e = strndup(w, l)))
+ goto fail;
+
+ r = unit_add_name(u, e);
+ free(e);
+
+ if (r < 0 && r != -EEXIST)
+ goto fail;
+ }
+ }
+
+ if (wants) {
+ FOREACH_WORD(w, l, wants, state) {
+ if (!(e = strndup(w, l)))
+ goto fail;
+
+ r = unit_add_dependency_by_name(u, UNIT_WANTS, e);
+ free(e);
+
+ if (r < 0)
+ goto fail;
+ }
+ }
+
+ if (update_state) {
+ manager_dispatch_load_queue(u->meta.manager);
+ device_set_state(DEVICE(u), DEVICE_AVAILABLE);
+ }
+
+ return 0;
+
+fail:
+ if (delete && u)
+ unit_free(u);
+ return r;