C++ (Cpp) rta_nest_end Examples

Example #1

File: vrrp_iproute.c Project: soarpenguin/keepalived

static bool
add_encap(struct rtattr *rta, size_t len, encap_t *encap)
{
	struct rtattr *nest;

	nest = rta_nest(rta, len, RTA_ENCAP);
	switch (encap->type) {
	case LWTUNNEL_ENCAP_MPLS:
		add_encap_mpls(rta, len, encap);
		break;
	case LWTUNNEL_ENCAP_IP:
		add_encap_ip(rta, len, encap);
		break;
	case LWTUNNEL_ENCAP_ILA:
		add_encap_ila(rta, len, encap);
		break;
	case LWTUNNEL_ENCAP_IP6:
		add_encap_ip6(rta, len, encap);
		break;
	default:
		log_message(LOG_INFO, "unknown encap type %d", encap->type);
		break;
	}
	rta_nest_end(rta, nest);

	rta_addattr16(rta, len, RTA_ENCAP_TYPE, encap->type);

	return true;
}

Example #2

File: iproute_lwtunnel.c Project: multipath-tcp/iproute-mptcp

int lwt_parse_encap(struct rtattr *rta, size_t len, int *argcp, char ***argvp)
{
	struct rtattr *nest;
	int argc = *argcp;
	char **argv = *argvp;
	__u16 type;

	NEXT_ARG();
	type = read_encap_type(*argv);
	if (!type)
		invarg("\"encap type\" value is invalid\n", *argv);

	NEXT_ARG();
	if (argc <= 1) {
		fprintf(stderr, "Error: unexpected end of line after \"encap\"\n");
		exit(-1);
	}

	nest = rta_nest(rta, 1024, RTA_ENCAP);
	switch (type) {
	case LWTUNNEL_ENCAP_MPLS:
		parse_encap_mpls(rta, len, &argc, &argv);
		break;
	case LWTUNNEL_ENCAP_IP:
		parse_encap_ip(rta, len, &argc, &argv);
		break;
	case LWTUNNEL_ENCAP_ILA:
		parse_encap_ila(rta, len, &argc, &argv);
		break;
	case LWTUNNEL_ENCAP_IP6:
		parse_encap_ip6(rta, len, &argc, &argv);
		break;
	default:
		fprintf(stderr, "Error: unsupported encap type\n");
		break;
	}
	rta_nest_end(rta, nest);

	rta_addattr16(rta, 1024, RTA_ENCAP_TYPE, type);

	*argcp = argc;
	*argvp = argv;

	return 0;
}