+
+ case KDBUS_ITEM_AUXGROUPS:
+ if (mask & SD_BUS_CREDS_SUPPLEMENTARY_GIDS) {
+ size_t n;
+ uid_t *g;
+
+ assert_cc(sizeof(gid_t) == sizeof(uint32_t));
+
+ n = (item->size - offsetof(struct kdbus_item, data32)) / sizeof(uint32_t);
+ g = newdup(gid_t, item->data32, n);
+ if (!g)
+ return -ENOMEM;
+
+ free(c->supplementary_gids);
+ c->supplementary_gids = g;
+ c->n_supplementary_gids = n;
+
+ c->mask |= SD_BUS_CREDS_SUPPLEMENTARY_GIDS;
+ }
+ break;
+ }
+ }
+
+ return 0;
+}
+
+static int bus_get_name_creds_kdbus(
+ sd_bus *bus,
+ const char *name,
+ uint64_t mask,
+ sd_bus_creds **creds) {
+
+ _cleanup_bus_creds_unref_ sd_bus_creds *c = NULL;
+ struct kdbus_cmd_info *cmd;
+ struct kdbus_info *conn_info;
+ size_t size, l;
+ uint64_t id;
+ int r;
+
+ r = bus_kernel_parse_unique_name(name, &id);
+ if (r < 0)
+ return r;
+ if (r > 0) {
+ size = offsetof(struct kdbus_cmd_info, items);
+ cmd = alloca0_align(size, 8);
+ cmd->id = id;
+ } else {
+ l = strlen(name) + 1;
+ size = offsetof(struct kdbus_cmd_info, items) + KDBUS_ITEM_SIZE(l);
+ cmd = alloca0_align(size, 8);
+ cmd->items[0].size = KDBUS_ITEM_HEADER_SIZE + l;
+ cmd->items[0].type = KDBUS_ITEM_NAME;
+ memcpy(cmd->items[0].str, name, l);
+ }
+
+ cmd->size = size;
+ cmd->flags = attach_flags_to_kdbus(mask);
+
+ /* If augmentation is on, and the bus doesn't didn't allow us
+ * to get the bits we want, then ask for the PID/TID so that we
+ * can read the rest from /proc. */
+ if ((mask & SD_BUS_CREDS_AUGMENT) &&
+ (mask & (SD_BUS_CREDS_UID|SD_BUS_CREDS_EUID|SD_BUS_CREDS_SUID|SD_BUS_CREDS_FSUID|
+ SD_BUS_CREDS_GID|SD_BUS_CREDS_EGID|SD_BUS_CREDS_SGID|SD_BUS_CREDS_FSGID|
+ SD_BUS_CREDS_COMM|SD_BUS_CREDS_TID_COMM|SD_BUS_CREDS_EXE|SD_BUS_CREDS_CMDLINE|
+ SD_BUS_CREDS_CGROUP|SD_BUS_CREDS_UNIT|SD_BUS_CREDS_USER_UNIT|SD_BUS_CREDS_SLICE|SD_BUS_CREDS_SESSION|SD_BUS_CREDS_OWNER_UID|
+ SD_BUS_CREDS_EFFECTIVE_CAPS|SD_BUS_CREDS_PERMITTED_CAPS|SD_BUS_CREDS_INHERITABLE_CAPS|SD_BUS_CREDS_BOUNDING_CAPS|
+ SD_BUS_CREDS_SELINUX_CONTEXT|
+ SD_BUS_CREDS_AUDIT_SESSION_ID|SD_BUS_CREDS_AUDIT_LOGIN_UID)))
+ cmd->flags |= KDBUS_ATTACH_PIDS;
+
+ r = ioctl(bus->input_fd, KDBUS_CMD_CONN_INFO, cmd);
+ if (r < 0)
+ return -errno;
+
+ conn_info = (struct kdbus_info *) ((uint8_t *) bus->kdbus_buffer + cmd->offset);
+
+ /* Non-activated names are considered not available */
+ if (conn_info->flags & KDBUS_HELLO_ACTIVATOR) {
+ if (name[0] == ':')
+ r = -ENXIO;
+ else
+ r = -ESRCH;
+ goto fail;
+ }
+
+ c = bus_creds_new();
+ if (!c) {
+ r = -ENOMEM;
+ goto fail;
+ }
+
+ if (mask & SD_BUS_CREDS_UNIQUE_NAME) {
+ if (asprintf(&c->unique_name, ":1.%llu", (unsigned long long) conn_info->id) < 0) {
+ r = -ENOMEM;
+ goto fail;