diff options
Diffstat (limited to 'include/uapi/linux/netfilter/nf_conntrack_tuple_common.h')
-rw-r--r-- | include/uapi/linux/netfilter/nf_conntrack_tuple_common.h | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/include/uapi/linux/netfilter/nf_conntrack_tuple_common.h b/include/uapi/linux/netfilter/nf_conntrack_tuple_common.h new file mode 100644 index 0000000..2f6bbc5 --- /dev/null +++ b/include/uapi/linux/netfilter/nf_conntrack_tuple_common.h @@ -0,0 +1,39 @@ +#ifndef _NF_CONNTRACK_TUPLE_COMMON_H +#define _NF_CONNTRACK_TUPLE_COMMON_H + +enum ip_conntrack_dir { + IP_CT_DIR_ORIGINAL, + IP_CT_DIR_REPLY, + IP_CT_DIR_MAX +}; + +/* The protocol-specific manipulable parts of the tuple: always in + * network order + */ +union nf_conntrack_man_proto { + /* Add other protocols here. */ + __be16 all; + + struct { + __be16 port; + } tcp; + struct { + __be16 port; + } udp; + struct { + __be16 id; + } icmp; + struct { + __be16 port; + } dccp; + struct { + __be16 port; + } sctp; + struct { + __be16 key; /* GRE key is 32bit, PPtP only uses 16bit */ + } gre; +}; + +#define CTINFO2DIR(ctinfo) ((ctinfo) >= IP_CT_IS_REPLY ? IP_CT_DIR_REPLY : IP_CT_DIR_ORIGINAL) + +#endif /* _NF_CONNTRACK_TUPLE_COMMON_H */ |