struct pb_url *image = NULL, *initrd = NULL, *dtb = NULL;
struct pb_url *image_sig = NULL, *initrd_sig = NULL, *dtb_sig = NULL,
*cmdline_sig = NULL;
struct pb_url *image = NULL, *initrd = NULL, *dtb = NULL;
struct pb_url *image_sig = NULL, *initrd_sig = NULL, *dtb_sig = NULL,
*cmdline_sig = NULL;