endef
+# core
+
+# kernel only
+$(eval $(if $(NF_KMOD),$(call nf_add,IPT_CORE,CONFIG_NETFILTER_XTABLES, $(P_XT)x_tables $(P_XT)xt_tcpudp),))
+$(eval $(if $(NF_KMOD),$(call nf_add,IPT_CORE,CONFIG_IP_NF_IPTABLES, $(P_V4)ip_tables),))
+$(eval $(if $(NF_KMOD),$(call nf_add,IPT_CORE,CONFIG_IP_NF_FILTER, $(P_V4)iptable_filter),))
+$(eval $(if $(NF_KMOD),$(call nf_add,IPT_CORE,CONFIG_IP_NF_MANGLE, $(P_V4)iptable_mangle),))
+
+# userland only
+$(eval $(if $(NF_KMOD),,$(call nf_add,IPT_CORE,CONFIG_IP_NF_IPTABLES, xt_standard ipt_icmp xt_tcp xt_udp)))
+
+$(eval $(call nf_add,IPT_CORE,CONFIG_IP_NF_MATCH_LIMIT, $(P_V4)ipt_limit))
+$(eval $(call nf_add,IPT_CORE,CONFIG_NETFILTER_XT_MATCH_LIMIT, $(P_XT)xt_limit))
+$(eval $(call nf_add,IPT_CORE,CONFIG_IP_NF_MATCH_MAC, $(P_V4)ipt_mac))
+$(eval $(call nf_add,IPT_CORE,CONFIG_NETFILTER_XT_MATCH_MAC, $(P_XT)xt_mac))
+$(eval $(call nf_add,IPT_CORE,CONFIG_IP_NF_MATCH_MULTIPORT, $(P_V4)ipt_multiport))
+$(eval $(call nf_add,IPT_CORE,CONFIG_NETFILTER_XT_MATCH_MULTIPORT, $(P_XT)xt_multiport))
+
+$(eval $(call nf_add,IPT_CORE,CONFIG_IP_NF_TARGET_LOG, $(P_V4)ipt_LOG))
+$(eval $(call nf_add,IPT_CORE,CONFIG_IP_NF_TARGET_TCPMSS, $(P_V4)ipt_TCPMSS))
+$(eval $(call nf_add,IPT_CORE,CONFIG_NETFILTER_XT_TARGET_TCPMSS, $(P_XT)xt_TCPMSS))
+$(eval $(call nf_add,IPT_CORE,CONFIG_IP_NF_TARGET_REJECT, $(P_V4)ipt_REJECT))
+
+
# conntrack
# kernel only
$(eval $(if $(NF_KMOD),$(call nf_add,IPT_CONNTRACK,CONFIG_NF_CONNTRACK, $(P_XT)nf_conntrack),))
+$(eval $(if $(NF_KMOD),$(call nf_add,IPT_CONNTRACK,CONFIG_IP_NF_CONNTRACK, $(P_V4)ip_conntrack),))
+$(eval $(if $(NF_KMOD),$(call nf_add,IPT_CONNTRACK,CONFIG_NF_DEFRAG_IPV4, $(P_V4)nf_defrag_ipv4),))
$(eval $(if $(NF_KMOD),$(call nf_add,IPT_CONNTRACK,CONFIG_NF_CONNTRACK_IPV4, $(P_V4)nf_conntrack_ipv4),))
-$(eval $(call nf_add,IPT_CONNTRACK,CONFIG_IP_NF_MATCH_CONNBYTES, $(P_V4)ipt_connbytes))
-$(eval $(call nf_add,IPT_CONNTRACK,CONFIG_NETFILTER_XT_MATCH_CONNBYTES, $(P_XT)xt_connbytes))
-$(eval $(call nf_add,IPT_CONNTRACK,CONFIG_IP_NF_MATCH_CONNMARK, $(P_V4)ipt_connmark))
-$(eval $(call nf_add,IPT_CONNTRACK,CONFIG_NETFILTER_XT_MATCH_CONNMARK, $(P_XT)xt_connmark))
-$(eval $(call nf_add,IPT_CONNTRACK,CONFIG_IP_NF_MATCH_CONNTRACK, $(P_V4)ipt_conntrack))
-$(eval $(call nf_add,IPT_CONNTRACK,CONFIG_NETFILTER_XT_MATCH_CONNTRACK, $(P_XT)xt_conntrack))
-$(eval $(call nf_add,IPT_CONNTRACK,CONFIG_IP_NF_MATCH_HELPER, $(P_V4)ipt_helper))
-$(eval $(call nf_add,IPT_CONNTRACK,CONFIG_NETFILTER_XT_MATCH_HELPER, $(P_XT)xt_helper))
-$(eval $(call nf_add,IPT_CONNTRACK,CONFIG_IP_NF_MATCH_LIMIT, $(P_V4)ipt_limit))
-$(eval $(call nf_add,IPT_CONNTRACK,CONFIG_NETFILTER_XT_MATCH_LIMIT, $(P_XT)xt_limit))
-$(eval $(call nf_add,IPT_CONNTRACK,CONFIG_IP_NF_MATCH_RECENT, $(P_V4)ipt_recent))
$(eval $(call nf_add,IPT_CONNTRACK,CONFIG_IP_NF_MATCH_STATE, $(P_V4)ipt_state))
$(eval $(call nf_add,IPT_CONNTRACK,CONFIG_NETFILTER_XT_MATCH_STATE, $(P_XT)xt_state))
-$(eval $(call nf_add,IPT_CONNTRACK,CONFIG_IP_NF_TARGET_CONNMARK, $(P_V4)ipt_CONNMARK))
-$(eval $(call nf_add,IPT_CONNTRACK,CONFIG_NETFILTER_XT_TARGET_CONNMARK, $(P_XT)xt_CONNMARK))
-$(eval $(call nf_add,IPT_CONNTRACK,CONFIG_NETFILTER_XT_TARGET_NOTRACK, $(P_XT)xt_NOTRACK))
+
+# conntrack-extra
+
+$(eval $(call nf_add,IPT_CONNTRACK_EXTRA,CONFIG_IP_NF_MATCH_CONNBYTES, $(P_V4)ipt_connbytes))
+$(eval $(call nf_add,IPT_CONNTRACK_EXTRA,CONFIG_NETFILTER_XT_MATCH_CONNBYTES, $(P_XT)xt_connbytes))
+$(eval $(call nf_add,IPT_CONNTRACK_EXTRA,CONFIG_IP_NF_MATCH_CONNMARK, $(P_V4)ipt_connmark))
+$(eval $(call nf_add,IPT_CONNTRACK_EXTRA,CONFIG_NETFILTER_XT_MATCH_CONNMARK, $(P_XT)xt_connmark))
+$(eval $(call nf_add,IPT_CONNTRACK_EXTRA,CONFIG_IP_NF_MATCH_CONNTRACK, $(P_V4)ipt_conntrack))
+$(eval $(call nf_add,IPT_CONNTRACK_EXTRA,CONFIG_NETFILTER_XT_MATCH_CONNTRACK, $(P_XT)xt_conntrack))
+$(eval $(call nf_add,IPT_CONNTRACK_EXTRA,CONFIG_IP_NF_MATCH_HELPER, $(P_V4)ipt_helper))
+$(eval $(call nf_add,IPT_CONNTRACK_EXTRA,CONFIG_NETFILTER_XT_MATCH_HELPER, $(P_XT)xt_helper))
+$(eval $(call nf_add,IPT_CONNTRACK_EXTRA,CONFIG_IP_NF_MATCH_RECENT, $(P_V4)ipt_recent))
+
+$(eval $(call nf_add,IPT_CONNTRACK_EXTRA,CONFIG_IP_NF_TARGET_CONNMARK, $(P_V4)ipt_CONNMARK))
+$(eval $(call nf_add,IPT_CONNTRACK_EXTRA,CONFIG_NETFILTER_XT_TARGET_CONNMARK, $(P_XT)xt_CONNMARK))
+$(eval $(call nf_add,IPT_CONNTRACK_EXTRA,CONFIG_NETFILTER_XT_TARGET_NOTRACK, $(P_XT)xt_NOTRACK))
# extra
$(eval $(call nf_add,IPT_EXTRA,CONFIG_NETFILTER_XT_TARGET_TARPIT, $(P_XT)xt_TARPIT))
$(eval $(call nf_add,IPT_EXTRA,CONFIG_NETFILTER_XT_TARGET_DELUDE, $(P_XT)xt_DELUDE))
$(eval $(call nf_add,IPT_EXTRA,CONFIG_NETFILTER_XT_TARGET_CHAOS, $(P_XT)xt_CHAOS))
-$(eval $(call nf_add,IPT_EXTRA,CONFIG_IP_NF_TARGET_LOG, $(P_V4)ipt_LOG))
-$(eval $(call nf_add,IPT_EXTRA,CONFIG_IP_NF_TARGET_REJECT, $(P_V4)ipt_REJECT))
#$(eval $(call nf_add,IPT_EXTRA,CONFIG_IP_NF_TARGET_ROUTE, $(P_V4)ipt_ROUTE))
$(eval $(call nf_add,IPT_IPOPT,CONFIG_IP_NF_MATCH_ECN, $(P_V4)ipt_ecn))
$(eval $(call nf_add,IPT_IPOPT,CONFIG_IP_NF_MATCH_LENGTH, $(P_V4)ipt_length))
$(eval $(call nf_add,IPT_IPOPT,CONFIG_NETFILTER_XT_MATCH_LENGTH, $(P_XT)xt_length))
-$(eval $(call nf_add,IPT_IPOPT,CONFIG_IP_NF_MATCH_MAC, $(P_V4)ipt_mac))
-$(eval $(call nf_add,IPT_IPOPT,CONFIG_NETFILTER_XT_MATCH_MAC, $(P_XT)xt_mac))
$(eval $(call nf_add,IPT_IPOPT,CONFIG_IP_NF_MATCH_MARK, $(P_V4)ipt_mark))
$(eval $(call nf_add,IPT_IPOPT,CONFIG_NETFILTER_XT_MATCH_MARK, $(P_XT)xt_mark))
-$(eval $(call nf_add,IPT_IPOPT,CONFIG_IP_NF_MATCH_MULTIPORT, $(P_V4)ipt_multiport))
-$(eval $(call nf_add,IPT_IPOPT,CONFIG_NETFILTER_XT_MATCH_MULTIPORT, $(P_XT)xt_multiport))
$(eval $(call nf_add,IPT_IPOPT,CONFIG_NETFILTER_XT_MATCH_STATISTIC, $(P_XT)xt_statistic))
$(eval $(call nf_add,IPT_IPOPT,CONFIG_IP_NF_MATCH_TCPMSS, $(P_V4)ipt_tcpmss))
$(eval $(call nf_add,IPT_IPOPT,CONFIG_NETFILTER_XT_MATCH_TCPMSS, $(P_XT)xt_tcpmss))
$(eval $(call nf_add,IPT_IPOPT,CONFIG_IP_NF_MATCH_TIME, $(P_V4)ipt_time))
$(eval $(call nf_add,IPT_IPOPT,CONFIG_NETFILTER_XT_MATCH_TIME, $(P_XT)xt_time))
-$(eval $(call nf_add,IPT_IPOPT,CONFIG_IP_NF_MATCH_TOS, $(P_V4)ipt_tos))
$(eval $(call nf_add,IPT_IPOPT,CONFIG_IP_NF_MATCH_TTL, $(P_V4)ipt_ttl))
$(eval $(call nf_add,IPT_IPOPT,CONFIG_IP_NF_MATCH_UNCLEAN, $(P_V4)ipt_unclean))
$(eval $(call nf_add,IPT_IPOPT,CONFIG_IP_NF_TARGET_ECN, $(P_V4)ipt_ECN))
$(eval $(call nf_add,IPT_IPOPT,CONFIG_IP_NF_TARGET_MARK, $(P_V4)ipt_MARK))
$(eval $(call nf_add,IPT_IPOPT,CONFIG_NETFILTER_XT_TARGET_MARK, $(P_XT)xt_MARK))
-$(eval $(call nf_add,IPT_IPOPT,CONFIG_IP_NF_TARGET_TCPMSS, $(P_V4)ipt_TCPMSS))
-$(eval $(call nf_add,IPT_IPOPT,CONFIG_NETFILTER_XT_TARGET_TCPMSS, $(P_XT)xt_TCPMSS))
$(eval $(call nf_add,IPT_IPOPT,CONFIG_IP_NF_TARGET_TTL, $(P_V4)ipt_TTL))
-$(eval $(call nf_add,IPT_IPOPT,CONFIG_IP_NF_TARGET_TOS, $(P_V4)ipt_TOS))
+
+# XXX: tos/TOS extensions have been merged in dscp/DSCP in linux 2.6.25, but not yet in iptables
+ifeq ($(strip $(call CompareKernelPatchVer,$(KERNEL_PATCHVER),ge,2.6.25)),1)
+ # userland only
+ $(eval $(if $(NF_KMOD),,$(call nf_add,IPT_IPOPT,CONFIG_NETFILTER_XT_MATCH_DSCP, $(P_XT)xt_tos)))
+ $(eval $(if $(NF_KMOD),,$(call nf_add,IPT_IPOPT,CONFIG_NETFILTER_XT_TARGET_DSCP, $(P_XT)xt_TOS)))
+else
+ $(eval $(call nf_add,IPT_IPOPT,CONFIG_IP_NF_MATCH_TOS, $(P_V4)ipt_tos))
+ $(eval $(call nf_add,IPT_IPOPT,CONFIG_IP_NF_TARGET_TOS, $(P_V4)ipt_TOS))
+endif
# iprange
$(eval $(call nf_add,IPT_IPV6,CONFIG_IP6_NF_MATCH_FRAG, $(P_V6)ip6t_frag))
$(eval $(call nf_add,IPT_IPV6,CONFIG_IP6_NF_MATCH_HL, $(P_V6)ip6t_hl))
$(eval $(call nf_add,IPT_IPV6,CONFIG_IP6_NF_MATCH_IPV6HEADER, $(P_V6)ip6t_ipv6header))
+$(eval $(call nf_add,IPT_IPV6,CONFIG_IP6_NF_MATCH_LIMIT, $(P_V6)ip6t_limit))
$(eval $(call nf_add,IPT_IPV6,CONFIG_IP6_NF_MATCH_MH, $(P_V6)ip6t_mh))
$(eval $(call nf_add,IPT_IPV6,CONFIG_IP6_NF_MATCH_OWNER, $(P_V6)ip6t_owner))
$(eval $(call nf_add,IPT_IPV6,CONFIG_IP6_NF_MATCH_OPTS, $(P_V6)ip6t_hbh))
# kernel only
$(eval $(if $(NF_KMOD),$(call nf_add,IPT_NAT,CONFIG_IP_NF_NAT, $(P_V4)iptable_nat),))
-$(eval $(if $(NF_KMOD),$(call nf_add,IPT_NAT,CONFIG_NF_NAT,$(P_V4)nf_nat $(P_V4)iptable_nat),))
-# userland only
-$(eval $(if $(NF_KMOD),,$(call nf_add,IPT_NAT,CONFIG_IP_NF_NAT, $(P_V4)ipt_SNAT $(P_V4)ipt_DNAT)))
-$(eval $(if $(NF_KMOD),,$(call nf_add,IPT_NAT,CONFIG_NF_NAT, $(P_V4)ipt_SNAT $(P_V4)ipt_DNAT)))
+$(eval $(if $(NF_KMOD),$(call nf_add,IPT_NAT,CONFIG_NF_NAT, $(P_V4)nf_nat $(P_V4)iptable_nat),))
+# userland only
+$(eval $(if $(NF_KMOD),,$(call nf_add,IPT_NAT,CONFIG_NF_NAT, ipt_SNAT ipt_DNAT)))
+$(eval $(if $(NF_KMOD),,$(call nf_add,IPT_NAT,CONFIG_IP_NF_NAT, ipt_SNAT ipt_DNAT)))
$(eval $(call nf_add,IPT_NAT,CONFIG_IP_NF_TARGET_MASQUERADE, $(P_V4)ipt_MASQUERADE))
-$(eval $(call nf_add,IPT_NAT,CONFIG_IP_NF_TARGET_MIRROR, $(P_V4)ipt_MIRROR))
-$(eval $(call nf_add,IPT_NAT,CONFIG_IP_NF_TARGET_NETMAP, $(P_V4)ipt_NETMAP))
-$(eval $(call nf_add,IPT_NAT,CONFIG_IP_NF_TARGET_REDIRECT, $(P_V4)ipt_REDIRECT))
+
+
+# nat-extra
+
+$(eval $(call nf_add,IPT_NAT_EXTRA,CONFIG_IP_NF_TARGET_MIRROR, $(P_V4)ipt_MIRROR))
+$(eval $(call nf_add,IPT_NAT_EXTRA,CONFIG_IP_NF_TARGET_NETMAP, $(P_V4)ipt_NETMAP))
+$(eval $(call nf_add,IPT_NAT_EXTRA,CONFIG_IP_NF_TARGET_REDIRECT, $(P_V4)ipt_REDIRECT))
# nathelper
# userland only
-IPT_BUILTIN := $(if $(NF_KMOD),,$(P_V4)ipt_standard)
-IPT_BUILTIN += $(if $(NF_KMOD),,$(P_V4)ipt_icmp $(P_V4)ipt_tcp $(P_V4)ipt_udp)
-
-IPT_BUILTIN += $(if $(NF_KMOD),,$(P_XT)xt_standard)
-IPT_BUILTIN += $(if $(NF_KMOD),,$(P_XT)xt_icmp $(P_XT)xt_tcp $(P_XT)xt_udp)
-
+IPT_BUILTIN += $(IPT_CORE-y) $(IPT_CORE-m)
IPT_BUILTIN += $(IPT_CONNTRACK-y)
+IPT_BUILTIN += $(IPT_CONNTRACK_EXTRA-y)
IPT_BUILTIN += $(IPT_EXTRA-y)
IPT_BUILTIN += $(IPT_FILTER-y)
IPT_BUILTIN += $(IPT_IMQ-y)
IPT_BUILTIN += $(IPT_IPSET-y)
IPT_BUILTIN += $(IPT_IPV6-y)
IPT_BUILTIN += $(IPT_NAT-y)
+IPT_BUILTIN += $(IPT_NAT_EXTRA-y)
IPT_BUILTIN += $(IPT_NATHELPER-y)
IPT_BUILTIN += $(IPT_NATHELPER_EXTRA-y)
IPT_BUILTIN += $(IPT_ULOG-y)