Merge branch 'next-3.14' of git.netfilter.org:libnftables into inet

9 files changed, 402 insertions, 7 deletions

diff --git a/examples/Makefile.am b/examples/Makefile.am
index 9965387..b909684 100644
--- a/examples/Makefile.am
+++ b/examples/Makefile.am
@@ -25,6 +25,7 @@ check_PROGRAMS = nft-table-add		\
 		 nft-set-elem-add	\
 		 nft-set-elem-get	\
 		 nft-set-elem-del	\
+		 nft-ruleset-get	\
 		 nft-compat-get
 
 nft_table_add_SOURCES = nft-table-add.c
@@ -102,5 +103,8 @@ nft_set_elem_del_LDADD = ../src/libnftables.la ${LIBMNL_LIBS}
 nft_set_elem_get_SOURCES = nft-set-elem-get.c
 nft_set_elem_get_LDADD = ../src/libnftables.la ${LIBMNL_LIBS}
 
+nft_ruleset_get_SOURCES = nft-ruleset-get.c
+nft_ruleset_get_LDADD = ../src/libnftables.la ${LIBMNL_LIBS}
+
 nft_compat_get_SOURCES = nft-compat-get.c
 nft_compat_get_LDADD = ../src/libnftables.la ${LIBMNL_LIBS}
diff --git a/examples/nft-ruleset-get.c b/examples/nft-ruleset-get.c
new file mode 100644
index 0000000..25c6d7c
--- /dev/null
+++ b/examples/nft-ruleset-get.c
@@ -0,0 +1,389 @@
+/*
+ * Copyright (c) 2013 Arturo Borrero Gonzalez <arturo.borrero.glez@gmail.com>
+ *
+ * based on previous code from:
+ *
+ * Copyright (c) 2013 Pablo Neira Ayuso <pablo@netfilter.org>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ */
+
+#include <stdlib.h>
+#include <time.h>
+#include <string.h>
+#include <netinet/in.h>
+#include <errno.h>
+
+#include <linux/netfilter.h>
+#include <linux/netfilter/nf_tables.h>
+
+#include <libmnl/libmnl.h>
+#include <libnftables/common.h>
+#include <libnftables/ruleset.h>
+#include <libnftables/table.h>
+#include <libnftables/chain.h>
+#include <libnftables/set.h>
+#include <libnftables/rule.h>
+
+static int seq;
+
+static void memory_allocation_error(void)
+{
+	perror("OOM");
+	exit(EXIT_FAILURE);
+}
+
+static int
+mnl_talk(struct mnl_socket *nf_sock, const void *data, unsigned int len,
+	 int (*cb)(const struct nlmsghdr *nlh, void *data), void *cb_data)
+{
+	char buf[MNL_SOCKET_BUFFER_SIZE];
+	uint32_t portid = mnl_socket_get_portid(nf_sock);
+	int ret;
+
+	if (mnl_socket_sendto(nf_sock, data, len) < 0)
+		return -1;
+
+	ret = mnl_socket_recvfrom(nf_sock, buf, sizeof(buf));
+	while (ret > 0) {
+		ret = mnl_cb_run(buf, ret, seq, portid, cb, cb_data);
+		if (ret <= 0)
+			goto out;
+
+		ret = mnl_socket_recvfrom(nf_sock, buf, sizeof(buf));
+	}
+out:
+	if (ret < 0 && errno == EAGAIN)
+		return 0;
+
+	return ret;
+}
+
+/*
+ * Rule
+ */
+static int rule_cb(const struct nlmsghdr *nlh, void *data)
+{
+	struct nft_rule_list *nlr_list = data;
+	struct nft_rule *r;
+
+	r = nft_rule_alloc();
+	if (r == NULL)
+		memory_allocation_error();
+
+	if (nft_rule_nlmsg_parse(nlh, r) < 0)
+		goto err_free;
+
+	nft_rule_list_add_tail(r, nlr_list);
+	return MNL_CB_OK;
+
+err_free:
+	nft_rule_free(r);
+	return MNL_CB_OK;
+}
+
+static struct nft_rule_list *mnl_rule_dump(struct mnl_socket *nf_sock,
+					   int family)
+{
+	char buf[MNL_SOCKET_BUFFER_SIZE];
+	struct nlmsghdr *nlh;
+	struct nft_rule_list *nlr_list;
+	int ret;
+
+	nlr_list = nft_rule_list_alloc();
+	if (nlr_list == NULL)
+		memory_allocation_error();
+
+	nlh = nft_rule_nlmsg_build_hdr(buf, NFT_MSG_GETRULE, family,
+				       NLM_F_DUMP, seq);
+
+	ret = mnl_talk(nf_sock, nlh, nlh->nlmsg_len, rule_cb, nlr_list);
+	if (ret < 0)
+		goto err;
+
+	return nlr_list;
+err:
+	nft_rule_list_free(nlr_list);
+	return NULL;
+}
+
+/*
+ * Chain
+ */
+static int chain_cb(const struct nlmsghdr *nlh, void *data)
+{
+	struct nft_chain_list *nlc_list = data;
+	struct nft_chain *c;
+
+	c = nft_chain_alloc();
+	if (c == NULL)
+		memory_allocation_error();
+
+	if (nft_chain_nlmsg_parse(nlh, c) < 0)
+		goto err_free;
+
+	nft_chain_list_add_tail(c, nlc_list);
+	return MNL_CB_OK;
+
+err_free:
+	nft_chain_free(c);
+	return MNL_CB_OK;
+}
+
+static struct nft_chain_list *mnl_chain_dump(struct mnl_socket *nf_sock,
+					     int family)
+{
+	char buf[MNL_SOCKET_BUFFER_SIZE];
+	struct nlmsghdr *nlh;
+	struct nft_chain_list *nlc_list;
+	int ret;
+
+	nlc_list = nft_chain_list_alloc();
+	if (nlc_list == NULL)
+		memory_allocation_error();
+
+	nlh = nft_chain_nlmsg_build_hdr(buf, NFT_MSG_GETCHAIN, family,
+					NLM_F_DUMP, seq);
+
+	ret = mnl_talk(nf_sock, nlh, nlh->nlmsg_len, chain_cb, nlc_list);
+	if (ret < 0)
+		goto err;
+
+	return nlc_list;
+err:
+	nft_chain_list_free(nlc_list);
+	return NULL;
+}
+
+/*
+ * Table
+ */
+static int table_cb(const struct nlmsghdr *nlh, void *data)
+{
+	struct nft_table_list *nlt_list = data;
+	struct nft_table *t;
+
+	t = nft_table_alloc();
+	if (t == NULL)
+		memory_allocation_error();
+
+	if (nft_table_nlmsg_parse(nlh, t) < 0)
+		goto err_free;
+
+	nft_table_list_add_tail(t, nlt_list);
+	return MNL_CB_OK;
+
+err_free:
+	nft_table_free(t);
+	return MNL_CB_OK;
+}
+
+static struct nft_table_list *mnl_table_dump(struct mnl_socket *nf_sock,
+					     int family)
+{
+	char buf[MNL_SOCKET_BUFFER_SIZE];
+	struct nlmsghdr *nlh;
+	struct nft_table_list *nlt_list;
+	int ret;
+
+	nlt_list = nft_table_list_alloc();
+	if (nlt_list == NULL)
+		memory_allocation_error();
+
+	nlh = nft_table_nlmsg_build_hdr(buf, NFT_MSG_GETTABLE, family,
+					NLM_F_DUMP, seq);
+
+	ret = mnl_talk(nf_sock, nlh, nlh->nlmsg_len, table_cb, nlt_list);
+	if (ret < 0)
+		goto err;
+
+	return nlt_list;
+err:
+	nft_table_list_free(nlt_list);
+	return NULL;
+}
+
+/*
+ * Set elements
+ */
+static int set_elem_cb(const struct nlmsghdr *nlh, void *data)
+{
+	nft_set_elems_nlmsg_parse(nlh, data);
+	return MNL_CB_OK;
+}
+
+static int mnl_setelem_get(struct mnl_socket *nf_sock, struct nft_set *nls)
+{
+	char buf[MNL_SOCKET_BUFFER_SIZE];
+	struct nlmsghdr *nlh;
+	uint32_t family = nft_set_attr_get_u32(nls, NFT_SET_ATTR_FAMILY);
+
+	nlh = nft_set_nlmsg_build_hdr(buf, NFT_MSG_GETSETELEM, family,
+				      NLM_F_DUMP|NLM_F_ACK, seq);
+	nft_set_nlmsg_build_payload(nlh, nls);
+
+	return mnl_talk(nf_sock, nlh, nlh->nlmsg_len, set_elem_cb, nls);
+}
+
+/*
+ * Set
+ */
+static int set_cb(const struct nlmsghdr *nlh, void *data)
+{
+	struct nft_set_list *nls_list = data;
+	struct nft_set *s;
+
+	s = nft_set_alloc();
+	if (s == NULL)
+		memory_allocation_error();
+
+	if (nft_set_nlmsg_parse(nlh, s) < 0)
+		goto err_free;
+
+	nft_set_list_add_tail(s, nls_list);
+	return MNL_CB_OK;
+
+err_free:
+	nft_set_free(s);
+	return MNL_CB_OK;
+}
+
+static struct nft_set_list *
+mnl_set_dump(struct mnl_socket *nf_sock, int family)
+{
+	char buf[MNL_SOCKET_BUFFER_SIZE];
+	struct nlmsghdr *nlh;
+	struct nft_set *s;
+	struct nft_set_list *nls_list;
+	struct nft_set *si;
+	struct nft_set_list_iter *i;
+	int ret;
+
+	s = nft_set_alloc();
+	if (s == NULL)
+		memory_allocation_error();
+
+	nlh = nft_set_nlmsg_build_hdr(buf, NFT_MSG_GETSET, family,
+				      NLM_F_DUMP|NLM_F_ACK, seq);
+	nft_set_nlmsg_build_payload(nlh, s);
+	nft_set_free(s);
+
+	nls_list = nft_set_list_alloc();
+	if (nls_list == NULL)
+		memory_allocation_error();
+
+	ret = mnl_talk(nf_sock, nlh, nlh->nlmsg_len, set_cb, nls_list);
+	if (ret < 0)
+		goto err;
+
+	i = nft_set_list_iter_create(nls_list);
+	if (i == NULL)
+		memory_allocation_error();
+
+	si = nft_set_list_iter_next(i);
+	while (si != NULL) {
+		if (mnl_setelem_get(nf_sock, si) != 0) {
+			perror("E: Unable to get set elements");
+			nft_set_list_iter_destroy(i);
+			goto err;
+		}
+		si = nft_set_list_iter_next(i);
+	}
+
+	nft_set_list_iter_destroy(i);
+
+	return nls_list;
+err:
+	nft_set_list_free(nls_list);
+	return NULL;
+}
+
+/*
+ * ruleset
+ */
+
+static struct nft_ruleset *mnl_ruleset_dump(struct mnl_socket *nf_sock)
+{
+	struct nft_ruleset *rs;
+	struct nft_table_list *t;
+	struct nft_chain_list *c;
+	struct nft_set_list *s;
+	struct nft_rule_list *r;
+
+	rs = nft_ruleset_alloc();
+	if (rs == NULL)
+		memory_allocation_error();
+
+	t = mnl_table_dump(nf_sock, NFPROTO_UNSPEC);
+	if (t != NULL)
+		nft_ruleset_attr_set(rs, NFT_RULESET_ATTR_TABLELIST, t);
+
+	c = mnl_chain_dump(nf_sock, NFPROTO_UNSPEC);
+	if (c != NULL)
+		nft_ruleset_attr_set(rs, NFT_RULESET_ATTR_CHAINLIST, c);
+
+	s = mnl_set_dump(nf_sock, NFPROTO_UNSPEC);
+	if (s != NULL)
+		nft_ruleset_attr_set(rs, NFT_RULESET_ATTR_SETLIST, s);
+
+	r = mnl_rule_dump(nf_sock, NFPROTO_UNSPEC);
+	if (r != NULL)
+		nft_ruleset_attr_set(rs, NFT_RULESET_ATTR_RULELIST, r);
+
+	return rs;
+}
+
+int main(int argc, char *argv[])
+{
+	struct mnl_socket *nl;
+	uint32_t type = NFT_OUTPUT_DEFAULT;
+	struct nft_ruleset *rs;
+	int ret;
+
+	if (argc > 2) {
+		fprintf(stderr, "%s {xml|json}\n",
+			argv[0]);
+		exit(EXIT_FAILURE);
+	}
+
+	if (argc == 2) {
+		if (strcmp(argv[1], "xml") == 0)
+			type = NFT_OUTPUT_XML;
+		else if (strcmp(argv[1], "json") == 0)
+			type = NFT_OUTPUT_JSON;
+		else {
+			fprintf(stderr, "Unknown type: {xml|json}\n");
+			exit(EXIT_FAILURE);
+		}
+	}
+
+	nl = mnl_socket_open(NETLINK_NETFILTER);
+	if (nl == NULL) {
+		perror("mnl_socket_open");
+		exit(EXIT_FAILURE);
+	}
+
+	if (mnl_socket_bind(nl, 0, MNL_SOCKET_AUTOPID) < 0) {
+		perror("mnl_socket_bind");
+		exit(EXIT_FAILURE);
+	}
+
+	seq = time(NULL);
+
+	rs = mnl_ruleset_dump(nl);
+	if (rs == NULL) {
+		perror("ruleset_dump");
+		exit(EXIT_FAILURE);
+	}
+
+	ret = nft_ruleset_fprintf(stdout, rs, type, 0);
+	fprintf(stdout, "\n");
+
+	if (ret == -1)
+		perror("E: Error during fprintf operations");
+
+	return 0;
+}
diff --git a/examples/nft-set-get.c b/examples/nft-set-get.c
index 6762032..b774199 100644
--- a/examples/nft-set-get.c
+++ b/examples/nft-set-get.c
@@ -74,8 +74,10 @@ int main(int argc, char *argv[])
 		family = NFPROTO_BRIDGE;
 	else if (strcmp(argv[1], "arp") == 0)
 		family = NFPROTO_ARP;
+	else if (strcmp(argv[1], "unspec") == 0)
+		family = NFPROTO_UNSPEC;
 	else {
-		fprintf(stderr, "Unknown family: ip, ip6, bridge, arp\n");
+		fprintf(stderr, "Unknown family: ip, ip6, bridge, arp, unspec\n");
 		exit(EXIT_FAILURE);
 	}
 
diff --git a/tests/jsonfiles/01-table.json b/tests/jsonfiles/01-table.json
index cfe7e9d..f217189 100644
--- a/tests/jsonfiles/01-table.json
+++ b/tests/jsonfiles/01-table.json
@@ -1 +1 @@
-{"table":{"name":"filter","family":"ip","flags":0}}
+{"table":{"name":"filter","family":"ip","flags":0,"use":0}}
diff --git a/tests/jsonfiles/02-table.json b/tests/jsonfiles/02-table.json
index ddd119c..c23e7b0 100644
--- a/tests/jsonfiles/02-table.json
+++ b/tests/jsonfiles/02-table.json
@@ -1 +1 @@
-{"table":{"name":"filter2","family":"ip6","flags":0}}
+{"table":{"name":"filter2","family":"ip6","flags":0,"use":0}}
diff --git a/tests/jsonfiles/64-ruleset.json b/tests/jsonfiles/64-ruleset.json
index 533d7fa..d1c22b8 100644
--- a/tests/jsonfiles/64-ruleset.json
+++ b/tests/jsonfiles/64-ruleset.json
@@ -1,2 +1,2 @@
-{"nftables":[{"table":{"name":"filter","family":"ip","flags":0}},{"table":{"name":"filter2","family":"ip6","flags":0}},{"chain":{"name":"input","handle":1,"bytes":10681449,"packets":16216,"family":"ip","table":"filter","use":0,"type":"filter","hooknum":"input","prio":0,"policy":"accept"}},{"chain":{"name":"forward","handle":2,"bytes":0,"packets":0,"family":"ip","table":"filter","use":0,"type":"filter","hooknum":"forward","prio":0,"policy":"accept"}},{"chain":{"name":"output","handle":3,"bytes":2375830,"packets":15184,"family":"ip","table":"filter","use":0,"type":"filter","hooknum":"output","prio":0,"policy":"accept"}},{"chain":{"name":"chain1","handle":4,"bytes":0,"packets":0,"family":"ip","table":"filter","use":0}},{"set":{"name":"set0","table":"filter","flags":3,"family":"ip","key_type":12,"key_len":2}},{"rule":{"family":"ip","table":"filter","chain":"output","handle":6,"expr":[{"type":"payload","dreg":1,"offset":16,"len":4,"base":"link"},{"type":"cmp","sreg":1,"op":"eq","cmpdata":{"data_reg":{"type":"value","len":4,"data0":"0x0100a8c0"}}},{"type":"counter","pkts":0,"bytes":0},{"type":"immediate","dreg":0,"immediatedata":{"data_reg":{"type":"verdict","verdict":"drop"}}}]}},{"rule":{"family":"ip","table":"filter","chain":"output","handle":9,"expr":[{"type":"payload","dreg":1,"offset":9,"len":1,"base":"link"},{"type":"cmp","sreg":1,"op":"eq","cmpdata":{"data_reg":{"type":"value","len":1,"data0":"0x00000006"}}},{"type":"payload","dreg":1,"offset":2,"len":2,"base":"link"},{"type":"cmp","sreg":1,"op":"eq","cmpdata":{"data_reg":{"type":"value","len":2,"data0":"0x00001600"}}},{"type":"counter","pkts":0,"bytes":0}]}},{"rule":{"family":"ip","table":"filter","chain":"output","handle":10,"expr":[{"type":"payload","dreg":1,"offset":16,"len":4,"base":"link"},{"type":"cmp","sreg":1,"op":"eq","cmpdata":{"data_reg":{"type":"value","len":4,"data0":"0x0100a8c0"}}},{"type":"counter","pkts":0,"bytes":0}]}},{"rule":{"family":"ip","table":"filter","chain":"output","handle":11,"expr":[{"type":"payload","dreg":1,"offset":16,"len":4,"base":"link"},{"type":"cmp","sreg":1,"op":"eq","cmpdata":{"data_reg":{"type":"value","len":4,"data0":"0x0100a8c0"}}},{"type":"counter","pkts":0,"bytes":0},{"type":"immediate","dreg":0,"immediatedata":{"data_reg":{"type":"verdict","verdict":"drop"}}}]}}]}
+{"nftables":[{"table":{"name":"filter","family":"ip","flags":0,"use":0}},{"table":{"name":"filter2","family":"ip6","flags":0,"use":0}},{"chain":{"name":"input","handle":1,"bytes":10681449,"packets":16216,"family":"ip","table":"filter","use":0,"type":"filter","hooknum":"input","prio":0,"policy":"accept"}},{"chain":{"name":"forward","handle":2,"bytes":0,"packets":0,"family":"ip","table":"filter","use":0,"type":"filter","hooknum":"forward","prio":0,"policy":"accept"}},{"chain":{"name":"output","handle":3,"bytes":2375830,"packets":15184,"family":"ip","table":"filter","use":0,"type":"filter","hooknum":"output","prio":0,"policy":"accept"}},{"chain":{"name":"chain1","handle":4,"bytes":0,"packets":0,"family":"ip","table":"filter","use":0}},{"set":{"name":"set0","table":"filter","flags":3,"family":"ip","key_type":12,"key_len":2}},{"rule":{"family":"ip","table":"filter","chain":"output","handle":6,"expr":[{"type":"payload","dreg":1,"offset":16,"len":4,"base":"link"},{"type":"cmp","sreg":1,"op":"eq","cmpdata":{"data_reg":{"type":"value","len":4,"data0":"0x0100a8c0"}}},{"type":"counter","pkts":0,"bytes":0},{"type":"immediate","dreg":0,"immediatedata":{"data_reg":{"type":"verdict","verdict":"drop"}}}]}},{"rule":{"family":"ip","table":"filter","chain":"output","handle":9,"expr":[{"type":"payload","dreg":1,"offset":9,"len":1,"base":"link"},{"type":"cmp","sreg":1,"op":"eq","cmpdata":{"data_reg":{"type":"value","len":1,"data0":"0x00000006"}}},{"type":"payload","dreg":1,"offset":2,"len":2,"base":"link"},{"type":"cmp","sreg":1,"op":"eq","cmpdata":{"data_reg":{"type":"value","len":2,"data0":"0x00001600"}}},{"type":"counter","pkts":0,"bytes":0}]}},{"rule":{"family":"ip","table":"filter","chain":"output","handle":10,"expr":[{"type":"payload","dreg":1,"offset":16,"len":4,"base":"link"},{"type":"cmp","sreg":1,"op":"eq","cmpdata":{"data_reg":{"type":"value","len":4,"data0":"0x0100a8c0"}}},{"type":"counter","pkts":0,"bytes":0}]}},{"rule":{"family":"ip","table":"filter", "chain":"output","handle":11,"expr":[{"type":"payload","dreg":1,"offset":16,"len":4,"base":"link"},{"type":"cmp","sreg":1,"op":"eq","cmpdata":{"data_reg":{"type":"value","len":4,"data0":"0x0100a8c0"}}},{"type":"counter","pkts":0,"bytes":0},{"type":"immediate","dreg":0,"immediatedata":{"data_reg":{"type":"verdict","verdict":"drop"}}}]}}]}
 
diff --git a/tests/xmlfiles/01-table.xml b/tests/xmlfiles/01-table.xml
index fefcf67..1a11aa3 100644
--- a/tests/xmlfiles/01-table.xml
+++ b/tests/xmlfiles/01-table.xml
@@ -1 +1 @@
-<table><name>filter</name><family>ip</family><flags>0</flags></table>
+<table><name>filter</name><family>ip</family><flags>0</flags><use>0</use></table>
diff --git a/tests/xmlfiles/02-table.xml b/tests/xmlfiles/02-table.xml
index d0873ca..ece0455 100644
--- a/tests/xmlfiles/02-table.xml
+++ b/tests/xmlfiles/02-table.xml
@@ -1 +1 @@
-<table><name>nat</name><family>ip6</family><flags>0</flags></table>
+<table><name>nat</name><family>ip6</family><flags>0</flags><use>0</use></table>
diff --git a/tests/xmlfiles/75-ruleset.xml b/tests/xmlfiles/75-ruleset.xml
index 76f36a5..9e88433 100644
--- a/tests/xmlfiles/75-ruleset.xml
+++ b/tests/xmlfiles/75-ruleset.xml
@@ -1 +1 @@
-<nftables><table><name>filter</name><family>ip</family><flags>0</flags></table><table><name>filter</name><family>ip6</family><flags>0</flags></table><chain><name>input</name><handle>1</handle><bytes>0</bytes><packets>0</packets><table>filter</table><family>ip</family></chain><chain><name>output</name><handle>2</handle><bytes>0</bytes><packets>0</packets><table>filter</table><family>ip</family></chain><chain><name>forward</name><handle>1</handle><bytes>0</bytes><packets>0</packets><table>filter</table><family>ip6</family></chain><set><family>ip6</family><table>filter</table><name>set0</name><flags>3</flags><key_type>12</key_type><key_len>2</key_len><data_type>0</data_type><data_len>0</data_len><set_elem><flags>0</flags><key><data_reg type="value"><len>2</len><data0>0x00004300</data0></data_reg></key></set_elem><set_elem><flags>0</flags><key><data_reg type="value"><len>2</len><data0>0x00003500</data0></data_reg></key></set_elem></set><set><family>ip</family><table>filter</table><name>map0</name><flags>11</flags><key_type>12</key_type><key_len>2</key_len><data_type>4294967040</data_type><data_len>16</data_len><set_elem><flags>0</flags><key><data_reg type="value"><len>2</len><data0>0x00005000</data0></data_reg></key><data><data_reg type="verdict"><verdict>drop</verdict></data_reg></data></set_elem><set_elem><flags>0</flags><key><data_reg type="value"><len>2</len><data0>0x00001600</data0></data_reg></key><data><data_reg type="verdict"><verdict>accept</verdict></data_reg></data></set_elem></set><rule><family>ip</family><table>filter</table><chain>input</chain><handle>8</handle><expr type="counter"><pkts>0</pkts><bytes>0</bytes></expr><expr type="immediate"><dreg>0</dreg><immediatedata><data_reg type="verdict"><verdict>accept</verdict></data_reg></immediatedata></expr></rule><rule><family>ip</family><table>filter</table><chain>output</chain><handle>9</handle><expr type="payload"><dreg>1</dreg><offset>9</offset><len>1</len><base>network</base></expr><expr type="cmp"><sreg>1</sreg><op>eq</op><cmpdata><data_reg type="value"><len>1</len><data0>0x00000006</data0></data_reg></cmpdata></expr><expr type="payload"><dreg>1</dreg><offset>2</offset><len>2</len><base>transport</base></expr><expr type="lookup"><set>map0</set><sreg>1</sreg><dreg>0</dreg></expr></rule><rule><family>ip6</family><table>filter</table><chain>forward</chain><handle>2</handle><expr type="payload"><dreg>1</dreg><offset>6</offset><len>1</len><base>network</base></expr><expr type="cmp"><sreg>1</sreg><op>eq</op><cmpdata><data_reg type="value"><len>1</len><data0>0x00000011</data0></data_reg></cmpdata></expr><expr type="payload"><dreg>1</dreg><offset>2</offset><len>2</len><base>transport</base></expr><expr type="lookup"><set>set0</set><sreg>1</sreg><dreg>0</dreg></expr><expr type="counter"><pkts>0</pkts><bytes>0</bytes></expr><expr type="immediate"><dreg>0</dreg><immediatedata><data_reg type="verdict"><verdict>accept</verdict></data_reg></immediatedata></expr></rule></nftables>
+<nftables><table><name>filter</name><family>ip</family><flags>0</flags><use>0</use></table><table><name>filter</name><family>ip6</family><flags>0</flags><use>0</use></table><chain><name>input</name><handle>1</handle><bytes>0</bytes><packets>0</packets><table>filter</table><family>ip</family></chain><chain><name>output</name><handle>2</handle><bytes>0</bytes><packets>0</packets><table>filter</table><family>ip</family></chain><chain><name>forward</name><handle>1</handle><bytes>0</bytes><packets>0</packets><table>filter</table><family>ip6</family></chain><set><family>ip6</family><table>filter</table><name>set0</name><flags>3</flags><key_type>12</key_type><key_len>2</key_len><data_type>0</data_type><data_len>0</data_len><set_elem><flags>0</flags><key><data_reg type="value"><len>2</len><data0>0x00004300</data0></data_reg></key></set_elem><set_elem><flags>0</flags><key><data_reg type="value"><len>2</len><data0>0x00003500</data0></data_reg></key></set_elem></set><set><family>ip</family><table>filter</table><name>map0</name><flags>11</flags><key_type>12</key_type><key_len>2</key_len><data_type>4294967040</data_type><data_len>16</data_len><set_elem><flags>0</flags><key><data_reg type="value"><len>2</len><data0>0x00005000</data0></data_reg></key><data><data_reg type="verdict"><verdict>drop</verdict></data_reg></data></set_elem><set_elem><flags>0</flags><key><data_reg type="value"><len>2</len><data0>0x00001600</data0></data_reg></key><data><data_reg type="verdict"><verdict>accept</verdict></data_reg></data></set_elem></set><rule><family>ip</family><table>filter</table><chain>input</chain><handle>8</handle><expr type="counter"><pkts>0</pkts><bytes>0</bytes></expr><expr type="immediate"><dreg>0</dreg><immediatedata><data_reg type="verdict"><verdict>accept</verdict></data_reg></immediatedata></expr></rule><rule><family>ip</family><table>filter</table><chain>output</chain><handle>9</handle><expr type="payload"><dreg>1</dreg><offset>9</offset><len>1</len><base>network</base></expr><expr type="cmp"><sreg>1</sreg><op>eq</op><cmpdata><data_reg type="value"><len>1</len><data0>0x00000006</data0></data_reg></cmpdata></expr><expr type="payload"><dreg>1</dreg><offset>2</offset><len>2</len><base>transport</base></expr><expr type="lookup"><set>map0</set><sreg>1</sreg><dreg>0</dreg></expr></rule><rule><family>ip6</family><table>filter</table><chain>forward</chain><handle>2</handle><expr type="payload"><dreg>1</dreg><offset>6</offset><len>1</len><base>network</base></expr><expr type="cmp"><sreg>1</sreg><op>eq</op><cmpdata><data_reg type="value"><len>1</len><data0>0x00000011</data0></data_reg></cmpdata></expr><expr type="payload"><dreg>1</dreg><offset>2</offset><len>2</len><base>transport</base></expr><expr type="lookup"><set>set0</set><sreg>1</sreg><dreg>0</dreg></expr><expr type="counter"><pkts>0</pkts><bytes>0</bytes></expr><expr type="immediate"><dreg>0</dreg><immediatedata><data_reg type="verdict"><verdict>accept</verdict></data_reg></immediatedata></expr></rule></nftables>