91 static void parse_options(int argc, char *argv[], unsigned int *ifindex, __u32 *prog_id,  in parse_options()  argument
115 	*prog_id = 0;  in parse_options()
138 			*prog_id = parse_arg_ul(argv[0], optarg, UINT32_MAX);  in parse_options()
139 			if (*prog_id == 0)  in parse_options()
182 	if (*ifindex != 0 && *prog_id != 0)  in parse_options()
184 	if (*ifindex == 0 && *prog_id == 0)  in parse_options()
272 static int syncookie_open_bpf_maps(__u32 prog_id, int *values_map_fd, int *ports_map_fd)  in syncookie_open_bpf_maps()  argument
284 	prog_fd = bpf_prog_get_fd_by_id(prog_id);  in syncookie_open_bpf_maps()
366 	__u32 prog_id;  in main()  local
372 	parse_options(argc, argv, &ifindex, &prog_id, &tcpipopts, &ports,  in main()
375 	if (prog_id == 0) {  in main()
377 			err = bpf_xdp_query_id(ifindex, 0, &prog_id);  in main()
384 		if (prog_id == 0) {  in main()
388 			prog_id = attached_prog_id;  in main()
392 	err = syncookie_open_bpf_maps(prog_id, &values_map_fd, &ports_map_fd);  in main()