Пример #1
0
struct nfnl_ct *nl_cli_ct_alloc(void)
{
	struct nfnl_ct *ct;

	ct = nfnl_ct_alloc();
	if (!ct)
		nl_cli_fatal(ENOMEM, "Unable to allocate conntrack object");

	return ct;
}
Пример #2
0
int nfnlmsg_ct_parse(struct nlmsghdr *nlh, struct nfnl_ct **result)
{
	struct nfnl_ct *ct;
	struct nlattr *tb[CTA_MAX+1];
	int err;

	ct = nfnl_ct_alloc();
	if (!ct)
		return -NLE_NOMEM;

	ct->ce_msgtype = nlh->nlmsg_type;

	err = nlmsg_parse(nlh, sizeof(struct nfgenmsg), tb, CTA_MAX,
			  ct_policy);
	if (err < 0)
		goto errout;

	nfnl_ct_set_family(ct, nfnlmsg_family(nlh));

	if (tb[CTA_TUPLE_ORIG]) {
		err = ct_parse_tuple(ct, 0, tb[CTA_TUPLE_ORIG]);
		if (err < 0)
			goto errout;
	}
	if (tb[CTA_TUPLE_REPLY]) {
		err = ct_parse_tuple(ct, 1, tb[CTA_TUPLE_REPLY]);
		if (err < 0)
			goto errout;
	}

	if (tb[CTA_PROTOINFO]) {
		err = ct_parse_protoinfo(ct, tb[CTA_PROTOINFO]);
		if (err < 0)
			goto errout;
	}

	if (tb[CTA_STATUS])
		nfnl_ct_set_status(ct, ntohl(nla_get_u32(tb[CTA_STATUS])));
	if (tb[CTA_TIMEOUT])
		nfnl_ct_set_timeout(ct, ntohl(nla_get_u32(tb[CTA_TIMEOUT])));
	if (tb[CTA_MARK])
		nfnl_ct_set_mark(ct, ntohl(nla_get_u32(tb[CTA_MARK])));
	if (tb[CTA_USE])
		nfnl_ct_set_use(ct, ntohl(nla_get_u32(tb[CTA_USE])));
	if (tb[CTA_ID])
		nfnl_ct_set_id(ct, ntohl(nla_get_u32(tb[CTA_ID])));
	if (tb[CTA_ZONE])
		nfnl_ct_set_zone(ct, ntohs(nla_get_u16(tb[CTA_ZONE])));

	if (tb[CTA_COUNTERS_ORIG]) {
		err = ct_parse_counters(ct, 0, tb[CTA_COUNTERS_ORIG]);
		if (err < 0)
			goto errout;
	}

	if (tb[CTA_COUNTERS_REPLY]) {
		err = ct_parse_counters(ct, 1, tb[CTA_COUNTERS_REPLY]);
		if (err < 0)
			goto errout;
	}

	if (tb[CTA_TIMESTAMP]) {
		err = ct_parse_timestamp(ct, tb[CTA_TIMESTAMP]);
		if (err < 0)
			goto errout;
	}

	*result = ct;
	return 0;

errout:
	nfnl_ct_put(ct);
	return err;
}