- bool has_info;
- const char *id;
- struct udev *udev = udev_device_get_udev(udev_device);
- char filename[UTIL_PATH_SIZE];
- char filename_tmp[UTIL_PATH_SIZE];
- FILE *f;
-
- id = udev_device_get_id_filename(udev_device);
- if (id == NULL)
- return -1;
-
- has_info = device_has_info(udev_device);
- util_strscpyl(filename, sizeof(filename), udev_get_run_path(udev), "/data/", id, NULL);
-
- /* do not store anything for otherwise empty devices */
- if (!has_info &&
- major(udev_device_get_devnum(udev_device)) == 0 &&
- udev_device_get_ifindex(udev_device) == 0) {
- unlink(filename);
- return 0;
- }
-
- /* write a database file */
- util_strscpyl(filename_tmp, sizeof(filename_tmp), filename, ".tmp", NULL);
- util_create_path(udev, filename_tmp);
- f = fopen(filename_tmp, "we");
- if (f == NULL) {
- err(udev, "unable to create temporary db file '%s': %m\n", filename_tmp);
- return -1;
- }
-
- /*
- * set 'sticky' bit to indicate that we should not clean the
- * database when we transition from initramfs to the real root
- */
- if (udev_device_get_db_persist(udev_device))
- fchmod(fileno(f), 01644);
-
- if (has_info) {
- struct udev_list_entry *list_entry;
-
- if (major(udev_device_get_devnum(udev_device)) > 0) {
- size_t devlen = strlen(udev_get_dev_path(udev))+1;
-
- udev_list_entry_foreach(list_entry, udev_device_get_devlinks_list_entry(udev_device))
- fprintf(f, "S:%s\n", &udev_list_entry_get_name(list_entry)[devlen]);
- if (udev_device_get_devlink_priority(udev_device) != 0)
- fprintf(f, "L:%i\n", udev_device_get_devlink_priority(udev_device));
- if (udev_device_get_watch_handle(udev_device) >= 0)
- fprintf(f, "W:%i\n", udev_device_get_watch_handle(udev_device));
- }
-
- if (udev_device_get_usec_initialized(udev_device) > 0)
- fprintf(f, "I:%llu\n", udev_device_get_usec_initialized(udev_device));
-
- udev_list_entry_foreach(list_entry, udev_device_get_properties_list_entry(udev_device)) {
- if (!udev_list_entry_get_num(list_entry))
- continue;
- fprintf(f, "E:%s=%s\n",
- udev_list_entry_get_name(list_entry),
- udev_list_entry_get_value(list_entry));
- }
-
- udev_list_entry_foreach(list_entry, udev_device_get_tags_list_entry(udev_device))
- fprintf(f, "G:%s\n", udev_list_entry_get_name(list_entry));
- }
-
- fclose(f);
- rename(filename_tmp, filename);
- info(udev, "created %s file '%s' for '%s'\n", has_info ? "db" : "empty",
- filename, udev_device_get_devpath(udev_device));
- return 0;
+ bool has_info;
+ const char *id;
+ struct udev *udev = udev_device_get_udev(udev_device);
+ char filename[UTIL_PATH_SIZE];
+ char filename_tmp[UTIL_PATH_SIZE];
+ FILE *f;
+
+ id = udev_device_get_id_filename(udev_device);
+ if (id == NULL)
+ return -1;
+
+ has_info = device_has_info(udev_device);
+ util_strscpyl(filename, sizeof(filename), udev_get_run_path(udev), "/data/", id, NULL);
+
+ /* do not store anything for otherwise empty devices */
+ if (!has_info &&
+ major(udev_device_get_devnum(udev_device)) == 0 &&
+ udev_device_get_ifindex(udev_device) == 0) {
+ unlink(filename);
+ return 0;
+ }
+
+ /* write a database file */
+ util_strscpyl(filename_tmp, sizeof(filename_tmp), filename, ".tmp", NULL);
+ util_create_path(udev, filename_tmp);
+ f = fopen(filename_tmp, "we");
+ if (f == NULL) {
+ err(udev, "unable to create temporary db file '%s': %m\n", filename_tmp);
+ return -1;
+ }
+
+ /*
+ * set 'sticky' bit to indicate that we should not clean the
+ * database when we transition from initramfs to the real root
+ */
+ if (udev_device_get_db_persist(udev_device))
+ fchmod(fileno(f), 01644);
+
+ if (has_info) {
+ struct udev_list_entry *list_entry;
+
+ if (major(udev_device_get_devnum(udev_device)) > 0) {
+ size_t devlen = strlen(udev_get_dev_path(udev))+1;
+
+ udev_list_entry_foreach(list_entry, udev_device_get_devlinks_list_entry(udev_device))
+ fprintf(f, "S:%s\n", &udev_list_entry_get_name(list_entry)[devlen]);
+ if (udev_device_get_devlink_priority(udev_device) != 0)
+ fprintf(f, "L:%i\n", udev_device_get_devlink_priority(udev_device));
+ if (udev_device_get_watch_handle(udev_device) >= 0)
+ fprintf(f, "W:%i\n", udev_device_get_watch_handle(udev_device));
+ }
+
+ if (udev_device_get_usec_initialized(udev_device) > 0)
+ fprintf(f, "I:%llu\n", udev_device_get_usec_initialized(udev_device));
+
+ udev_list_entry_foreach(list_entry, udev_device_get_properties_list_entry(udev_device)) {
+ if (!udev_list_entry_get_num(list_entry))
+ continue;
+ fprintf(f, "E:%s=%s\n",
+ udev_list_entry_get_name(list_entry),
+ udev_list_entry_get_value(list_entry));
+ }
+
+ udev_list_entry_foreach(list_entry, udev_device_get_tags_list_entry(udev_device))
+ fprintf(f, "G:%s\n", udev_list_entry_get_name(list_entry));
+ }
+
+ fclose(f);
+ rename(filename_tmp, filename);
+ info(udev, "created %s file '%s' for '%s'\n", has_info ? "db" : "empty",
+ filename, udev_device_get_devpath(udev_device));
+ return 0;