1 #ifndef __LINUX_BRIDGE_NETFILTER_H 2 #define __LINUX_BRIDGE_NETFILTER_H 3 4 /* bridge-specific defines for netfilter. 5 */ 6 #include <limits.h> 7 8 /* Bridge Hooks */ 9 /* After promisc drops, checksum checks. */ 10 #define NF_BR_PRE_ROUTING 0 11 /* If the packet is destined for this box. */ 12 #define NF_BR_LOCAL_IN 1 13 /* If the packet is destined for another interface. */ 14 #define NF_BR_FORWARD 2 15 /* Packets coming from a local process. */ 16 #define NF_BR_LOCAL_OUT 3 17 /* Packets about to hit the wire. */ 18 #define NF_BR_POST_ROUTING 4 19 /* Not really a hook, but used for the ebtables broute table */ 20 #define NF_BR_BROUTING 5 21 #define NF_BR_NUMHOOKS 6 22 23 enum nf_br_hook_priorities { 24 NF_BR_PRI_FIRST = INT_MIN, 25 NF_BR_PRI_FILTER_BRIDGED = -200, 26 NF_BR_PRI_FILTER_OTHER = 200, 27 NF_BR_PRI_NAT_DST_BRIDGED = -300, 28 NF_BR_PRI_NAT_DST_OTHER = 100, 29 NF_BR_PRI_NAT_SRC = 300, 30 NF_BR_PRI_LAST = INT_MAX, 31 }; 32 33 #endif 34