diff options
Diffstat (limited to 'include/uapi/linux/netfilter_bridge.h')
-rw-r--r-- | include/uapi/linux/netfilter_bridge.h | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/include/uapi/linux/netfilter_bridge.h b/include/uapi/linux/netfilter_bridge.h new file mode 100644 index 000000000..1610fdbab --- /dev/null +++ b/include/uapi/linux/netfilter_bridge.h @@ -0,0 +1,44 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ +#ifndef _UAPI__LINUX_BRIDGE_NETFILTER_H +#define _UAPI__LINUX_BRIDGE_NETFILTER_H + +/* bridge-specific defines for netfilter. + */ + +#include <linux/in.h> +#include <linux/netfilter.h> +#include <linux/if_ether.h> +#include <linux/if_vlan.h> +#include <linux/if_pppox.h> + +#ifndef __KERNEL__ +#include <limits.h> /* for INT_MIN, INT_MAX */ +#endif + +/* Bridge Hooks */ +/* After promisc drops, checksum checks. */ +#define NF_BR_PRE_ROUTING 0 +/* If the packet is destined for this box. */ +#define NF_BR_LOCAL_IN 1 +/* If the packet is destined for another interface. */ +#define NF_BR_FORWARD 2 +/* Packets coming from a local process. */ +#define NF_BR_LOCAL_OUT 3 +/* Packets about to hit the wire. */ +#define NF_BR_POST_ROUTING 4 +/* Not really a hook, but used for the ebtables broute table */ +#define NF_BR_BROUTING 5 +#define NF_BR_NUMHOOKS 6 + +enum nf_br_hook_priorities { + NF_BR_PRI_FIRST = INT_MIN, + NF_BR_PRI_NAT_DST_BRIDGED = -300, + NF_BR_PRI_FILTER_BRIDGED = -200, + NF_BR_PRI_BRNF = 0, + NF_BR_PRI_NAT_DST_OTHER = 100, + NF_BR_PRI_FILTER_OTHER = 200, + NF_BR_PRI_NAT_SRC = 300, + NF_BR_PRI_LAST = INT_MAX, +}; + +#endif /* _UAPI__LINUX_BRIDGE_NETFILTER_H */ |