| #ifndef _NF_CONNTRACK_ZONES_H |
| #define _NF_CONNTRACK_ZONES_H |
| |
| #define NF_CT_DEFAULT_ZONE 0 |
| |
| #if defined(CONFIG_NF_CONNTRACK) || defined(CONFIG_NF_CONNTRACK_MODULE) |
| #include <net/netfilter/nf_conntrack_extend.h> |
| |
| struct nf_conntrack_zone { |
| u16 id; |
| }; |
| |
| static inline u16 nf_ct_zone(const struct nf_conn *ct) |
| { |
| #ifdef CONFIG_NF_CONNTRACK_ZONES |
| struct nf_conntrack_zone *nf_ct_zone; |
| nf_ct_zone = nf_ct_ext_find(ct, NF_CT_EXT_ZONE); |
| if (nf_ct_zone) |
| return nf_ct_zone->id; |
| #endif |
| return NF_CT_DEFAULT_ZONE; |
| } |
| |
| #endif /* CONFIG_NF_CONNTRACK || CONFIG_NF_CONNTRACK_MODULE */ |
| #endif /* _NF_CONNTRACK_ZONES_H */ |
