示例#1
0
文件: ct.c 项目: Domikk/libnl
static int nfnl_ct_build_message(const struct nfnl_ct *ct, int cmd, int flags,
				 struct nl_msg **result)
{
	struct nl_msg *msg;
	int err;

	msg = nfnlmsg_alloc_simple(NFNL_SUBSYS_CTNETLINK, cmd, flags,
				   nfnl_ct_get_family(ct), 0);
	if (msg == NULL)
		return -NLE_NOMEM;

	if ((err = nfnl_ct_build_tuple(msg, ct, 0)) < 0)
		goto err_out;

	/* REPLY tuple is optional, dont add unless at least src/dst specified */

	if ( nfnl_ct_get_src(ct, 1) && nfnl_ct_get_dst(ct, 1) )
		if ((err = nfnl_ct_build_tuple(msg, ct, 1)) < 0)
			goto err_out;

	if (nfnl_ct_test_status(ct))
		NLA_PUT_U32(msg, CTA_STATUS, htonl(nfnl_ct_get_status(ct)));

	if (nfnl_ct_test_timeout(ct))
		NLA_PUT_U32(msg, CTA_TIMEOUT, htonl(nfnl_ct_get_timeout(ct)));

	if (nfnl_ct_test_mark(ct))
		NLA_PUT_U32(msg, CTA_MARK, htonl(nfnl_ct_get_mark(ct)));

	if (nfnl_ct_test_id(ct))
		NLA_PUT_U32(msg, CTA_ID, htonl(nfnl_ct_get_id(ct)));

	if (nfnl_ct_test_zone(ct))
		NLA_PUT_U16(msg, CTA_ZONE, htons(nfnl_ct_get_zone(ct)));

	*result = msg;
	return 0;

nla_put_failure:
err_out:
	nlmsg_free(msg);
	return err;
}
示例#2
0
文件: ct.c 项目: DedulyaOtmoroz/libnl
static int nfnl_ct_build_message(const struct nfnl_ct *ct, int cmd, int flags,
				 struct nl_msg **result)
{
	struct nl_msg *msg;
	int err;

	msg = nfnlmsg_alloc_simple(NFNL_SUBSYS_CTNETLINK, cmd, flags,
				   nfnl_ct_get_family(ct), 0);
	if (msg == NULL)
		return -NLE_NOMEM;

	if ((err = nfnl_ct_build_tuple(msg, ct, 0)) < 0)
		goto err_out;

	*result = msg;
	return 0;

err_out:
	nlmsg_free(msg);
	return err;
}