net/netfilter/nfnetlink_cthelper.c

76 	struct nlattr *tb[NFCTH_TUPLE_MAX+1];
78 	err = nla_parse_nested_deprecated(tb, NFCTH_TUPLE_MAX, attr,
83 	if (!tb[NFCTH_TUPLE_L3PROTONUM] || !tb[NFCTH_TUPLE_L4PROTONUM])
89 	tuple->src.l3num = ntohs(nla_get_be16(tb[NFCTH_TUPLE_L3PROTONUM]));
90 	tuple->dst.protonum = nla_get_u8(tb[NFCTH_TUPLE_L4PROTONUM]);
141 	struct nlattr *tb[NFCTH_POLICY_MAX+1];
143 	err = nla_parse_nested_deprecated(tb, NFCTH_POLICY_MAX, attr,
148 	if (!tb[NFCTH_POLICY_NAME] ||
149 	    !tb[NFCTH_POLICY_EXPECT_MAX] ||
150 	    !tb[NFCTH_POLICY_EXPECT_TIMEOUT])
154 		    tb[NFCTH_POLICY_NAME], NF_CT_HELPER_NAME_LEN);
156 		ntohl(nla_get_be32(tb[NFCTH_POLICY_EXPECT_MAX]));
161 		ntohl(nla_get_be32(tb[NFCTH_POLICY_EXPECT_TIMEOUT]));
177 	struct nlattr *tb[NFCTH_POLICY_SET_MAX+1];
180 	ret = nla_parse_nested_deprecated(tb, NFCTH_POLICY_SET_MAX, attr,
186 	if (!tb[NFCTH_POLICY_SET_NUM])
189 	class_max = ntohl(nla_get_be32(tb[NFCTH_POLICY_SET_NUM]));
202 		if (!tb[NFCTH_POLICY_SET+i])
206 						  tb[NFCTH_POLICY_SET+i]);
220 nfnl_cthelper_create(const struct nlattr * const tb[],
228 	if (!tb[NFCTH_TUPLE] || !tb[NFCTH_POLICY] || !tb[NFCTH_PRIV_DATA_LEN])
236 	ret = nfnl_cthelper_parse_expect_policy(helper, tb[NFCTH_POLICY]);
241 		    tb[NFCTH_NAME], NF_CT_HELPER_NAME_LEN);
242 	size = ntohl(nla_get_be32(tb[NFCTH_PRIV_DATA_LEN]));
258 	if (tb[NFCTH_QUEUE_NUM])
259 		helper->queue_num = ntohl(nla_get_be32(tb[NFCTH_QUEUE_NUM]));
261 	if (tb[NFCTH_STATUS]) {
262 		int status = ntohl(nla_get_be32(tb[NFCTH_STATUS]));
292 	struct nlattr *tb[NFCTH_POLICY_MAX + 1];
295 	err = nla_parse_nested_deprecated(tb, NFCTH_POLICY_MAX, attr,
300 	if (!tb[NFCTH_POLICY_NAME] ||
301 	    !tb[NFCTH_POLICY_EXPECT_MAX] ||
302 	    !tb[NFCTH_POLICY_EXPECT_TIMEOUT])
305 	if (nla_strcmp(tb[NFCTH_POLICY_NAME], policy->name))
309 		ntohl(nla_get_be32(tb[NFCTH_POLICY_EXPECT_MAX]));
314 		ntohl(nla_get_be32(tb[NFCTH_POLICY_EXPECT_TIMEOUT]));
319 static int nfnl_cthelper_update_policy_all(struct nlattr *tb[],
336 		if (!tb[NFCTH_POLICY_SET + i]) {
343 						      tb[NFCTH_POLICY_SET + i]);
363 	struct nlattr *tb[NFCTH_POLICY_SET_MAX + 1];
367 	err = nla_parse_nested_deprecated(tb, NFCTH_POLICY_SET_MAX, attr,
373 	if (!tb[NFCTH_POLICY_SET_NUM])
376 	class_max = ntohl(nla_get_be32(tb[NFCTH_POLICY_SET_NUM]));
380 	return nfnl_cthelper_update_policy_all(tb, helper);
384 nfnl_cthelper_update(const struct nlattr * const tb[],
390 	if (tb[NFCTH_PRIV_DATA_LEN]) {
391 		size = ntohl(nla_get_be32(tb[NFCTH_PRIV_DATA_LEN]));
396 	if (tb[NFCTH_POLICY]) {
397 		ret = nfnl_cthelper_update_policy(helper, tb[NFCTH_POLICY]);
401 	if (tb[NFCTH_QUEUE_NUM])
402 		helper->queue_num = ntohl(nla_get_be32(tb[NFCTH_QUEUE_NUM]));
404 	if (tb[NFCTH_STATUS]) {
405 		int status = ntohl(nla_get_be32(tb[NFCTH_STATUS]));
420 			     const struct nlattr * const tb[])
431 	if (!tb[NFCTH_NAME] || !tb[NFCTH_TUPLE])
434 	helper_name = nla_data(tb[NFCTH_NAME]);
436 	ret = nfnl_cthelper_parse_tuple(&tuple, tb[NFCTH_TUPLE]);
458 		ret = nfnl_cthelper_create(tb, &tuple);
460 		ret = nfnl_cthelper_update(tb, helper);
617 			     const struct nlattr * const tb[])
637 	if (tb[NFCTH_NAME])
638 		helper_name = nla_data(tb[NFCTH_NAME]);
640 	if (tb[NFCTH_TUPLE]) {
641 		ret = nfnl_cthelper_parse_tuple(&tuple, tb[NFCTH_TUPLE]);
682 			     const struct nlattr * const tb[])
694 	if (tb[NFCTH_NAME])
695 		helper_name = nla_data(tb[NFCTH_NAME]);
697 	if (tb[NFCTH_TUPLE]) {
698 		ret = nfnl_cthelper_parse_tuple(&tuple, tb[NFCTH_TUPLE]);