コード例 #1
0
ファイル: vrrp_iproute.c プロジェクト: 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;
}
コード例 #2
0
ファイル: vrrp_iproute.c プロジェクト: soarpenguin/keepalived
static void
add_encap_ip6(struct rtattr *rta, size_t len, const encap_t *encap)
{
	if (encap->flags & IPROUTE_BIT_ENCAP_ID)
		rta_addattr64(rta, len, LWTUNNEL_IP6_ID, htonll(encap->ip6.id));
	if (encap->ip6.dst)
		rta_addattr_l(rta, len, LWTUNNEL_IP6_DST, &encap->ip6.dst->u.sin6_addr, sizeof(encap->ip6.dst->u.sin6_addr));
	if (encap->ip6.src)
		rta_addattr_l(rta, len, LWTUNNEL_IP6_SRC, &encap->ip6.src->u.sin6_addr, sizeof(encap->ip6.src->u.sin6_addr));
	if (encap->flags & IPROUTE_BIT_ENCAP_DSFIELD)
		rta_addattr8(rta, len, LWTUNNEL_IP6_TC, encap->ip6.tc);
	if (encap->flags & IPROUTE_BIT_ENCAP_HOPLIMIT)
		rta_addattr8(rta, len, LWTUNNEL_IP6_HOPLIMIT, encap->ip6.hoplimit);
	if (encap->flags & IPROUTE_BIT_ENCAP_FLAGS)
		rta_addattr16(rta, len, LWTUNNEL_IP6_FLAGS, encap->ip6.flags);
}
コード例 #3
0
ファイル: vrrp_iproute.c プロジェクト: soarpenguin/keepalived
static void
add_encap_ip(struct rtattr *rta, size_t len, const encap_t *encap)
{
	if (encap->flags & IPROUTE_BIT_ENCAP_ID)
		rta_addattr64(rta, len, LWTUNNEL_IP_ID, htonll(encap->ip.id));
	if (encap->ip.dst)
		rta_addattr_l(rta, len, LWTUNNEL_IP_DST, &encap->ip.dst->u.sin.sin_addr.s_addr, sizeof(encap->ip.dst->u.sin.sin_addr.s_addr));
	if (encap->ip.src)
		rta_addattr_l(rta, len, LWTUNNEL_IP_SRC, &encap->ip.src->u.sin.sin_addr.s_addr, sizeof(encap->ip.src->u.sin.sin_addr.s_addr));
	if (encap->flags & IPROUTE_BIT_ENCAP_DSFIELD)
		rta_addattr8(rta, len, LWTUNNEL_IP_TOS, encap->ip.tos);
	if (encap->flags & IPROUTE_BIT_ENCAP_HOPLIMIT)
		rta_addattr8(rta, len, LWTUNNEL_IP_TTL, encap->ip.ttl);
	if (encap->flags & IPROUTE_BIT_ENCAP_FLAGS)
		rta_addattr16(rta, len, LWTUNNEL_IP_FLAGS, encap->ip.flags);
}
コード例 #4
0
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;
}