diff options
Diffstat (limited to 'kernel/net/netfilter/ipset/ip_set_hash_gen.h')
| -rw-r--r-- | kernel/net/netfilter/ipset/ip_set_hash_gen.h | 51 |
1 files changed, 20 insertions, 31 deletions
diff --git a/kernel/net/netfilter/ipset/ip_set_hash_gen.h b/kernel/net/netfilter/ipset/ip_set_hash_gen.h index 44fd3df..8244d17 100644 --- a/kernel/net/netfilter/ipset/ip_set_hash_gen.h +++ b/kernel/net/netfilter/ipset/ip_set_hash_gen.h @@ -163,6 +163,18 @@ htable_bits(u32 hashsize) #endif /* _IP_SET_HASH_GEN_H */ +#ifndef MTYPE +#error "MTYPE is not defined!" +#endif + +#ifndef HTYPE +#error "HTYPE is not defined!" +#endif + +#ifndef HOST_MASK +#error "HOST_MASK is not defined!" +#endif + /* Family dependent templates */ #undef ahash_data @@ -186,7 +198,6 @@ htable_bits(u32 hashsize) #undef mtype_same_set #undef mtype_kadt #undef mtype_uadt -#undef mtype #undef mtype_add #undef mtype_del @@ -202,6 +213,7 @@ htable_bits(u32 hashsize) #undef mtype_variant #undef mtype_data_match +#undef htype #undef HKEY #define mtype_data_equal IPSET_TOKEN(MTYPE, _data_equal) @@ -228,7 +240,6 @@ htable_bits(u32 hashsize) #define mtype_same_set IPSET_TOKEN(MTYPE, _same_set) #define mtype_kadt IPSET_TOKEN(MTYPE, _kadt) #define mtype_uadt IPSET_TOKEN(MTYPE, _uadt) -#define mtype MTYPE #define mtype_add IPSET_TOKEN(MTYPE, _add) #define mtype_del IPSET_TOKEN(MTYPE, _del) @@ -244,18 +255,12 @@ htable_bits(u32 hashsize) #define mtype_variant IPSET_TOKEN(MTYPE, _variant) #define mtype_data_match IPSET_TOKEN(MTYPE, _data_match) -#ifndef MTYPE -#error "MTYPE is not defined!" -#endif - -#ifndef HOST_MASK -#error "HOST_MASK is not defined!" -#endif - #ifndef HKEY_DATALEN #define HKEY_DATALEN sizeof(struct mtype_elem) #endif +#define htype MTYPE + #define HKEY(data, initval, htable_bits) \ ({ \ const u32 *__k = (const u32 *)data; \ @@ -266,33 +271,26 @@ htable_bits(u32 hashsize) jhash2(__k, __l, initval) & jhash_mask(htable_bits); \ }) -#ifndef htype -#ifndef HTYPE -#error "HTYPE is not defined!" -#endif /* HTYPE */ -#define htype HTYPE - /* The generic hash structure */ struct htype { struct htable __rcu *table; /* the hash table */ + struct timer_list gc; /* garbage collection when timeout enabled */ u32 maxelem; /* max elements in the hash */ u32 initval; /* random jhash init value */ #ifdef IP_SET_HASH_WITH_MARKMASK u32 markmask; /* markmask value for mark mask to store */ #endif - struct timer_list gc; /* garbage collection when timeout enabled */ - struct mtype_elem next; /* temporary storage for uadd */ #ifdef IP_SET_HASH_WITH_MULTI u8 ahash_max; /* max elements in an array block */ #endif #ifdef IP_SET_HASH_WITH_NETMASK u8 netmask; /* netmask value for subnets to store */ #endif + struct mtype_elem next; /* temporary storage for uadd */ #ifdef IP_SET_HASH_WITH_NETS - struct net_prefixes nets[0]; /* book-keeping of prefixes */ + struct net_prefixes nets[NLEN]; /* book-keeping of prefixes */ #endif }; -#endif /* htype */ #ifdef IP_SET_HASH_WITH_NETS /* Network cidr size book keeping when the hash stores different @@ -345,13 +343,7 @@ mtype_del_cidr(struct htype *h, u8 cidr, u8 n) static size_t mtype_ahash_memsize(const struct htype *h, const struct htable *t) { - size_t memsize = sizeof(*h) + sizeof(*t); - -#ifdef IP_SET_HASH_WITH_NETS - memsize += sizeof(struct net_prefixes) * NLEN; -#endif - - return memsize; + return sizeof(*h) + sizeof(*t); } /* Get the ith element from the array block n */ @@ -389,7 +381,7 @@ mtype_flush(struct ip_set *set) kfree_rcu(n, rcu); } #ifdef IP_SET_HASH_WITH_NETS - memset(h->nets, 0, sizeof(struct net_prefixes) * NLEN); + memset(h->nets, 0, sizeof(h->nets)); #endif set->elements = 0; set->ext_size = 0; @@ -1282,9 +1274,6 @@ IPSET_TOKEN(HTYPE, _create)(struct net *net, struct ip_set *set, maxelem = ip_set_get_h32(tb[IPSET_ATTR_MAXELEM]); hsize = sizeof(*h); -#ifdef IP_SET_HASH_WITH_NETS - hsize += sizeof(struct net_prefixes) * NLEN; -#endif h = kzalloc(hsize, GFP_KERNEL); if (!h) return -ENOMEM; |