diff options
| author | Jozsef Kadlecsik <kadlec@blackhole.kfki.hu> | 2016-10-10 23:07:41 +0300 |
|---|---|---|
| committer | Jozsef Kadlecsik <kadlec@blackhole.kfki.hu> | 2016-11-10 15:28:45 +0300 |
| commit | 702b71e7c666a1c9be9d49e8cd173f0d4d1e859f (patch) | |
| tree | 4a4d1fc6c8792a564c0cb5aa2a7ffd8a375abdb2 /net/netfilter/ipset/ip_set_bitmap_gen.h | |
| parent | a54dad51a83ba08e951191ce3e1e9eb44750c0bb (diff) | |
| download | linux-702b71e7c666a1c9be9d49e8cd173f0d4d1e859f.tar.xz | |
netfilter: ipset: Add element count to all set types header
It is better to list the set elements for all set types, thus the
header information is uniform. Element counts are therefore added
to the bitmap and list types.
Signed-off-by: Jozsef Kadlecsik <kadlec@blackhole.kfki.hu>
Diffstat (limited to 'net/netfilter/ipset/ip_set_bitmap_gen.h')
| -rw-r--r-- | net/netfilter/ipset/ip_set_bitmap_gen.h | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/net/netfilter/ipset/ip_set_bitmap_gen.h b/net/netfilter/ipset/ip_set_bitmap_gen.h index 4f07b90f8ef4..1810d1c06e3d 100644 --- a/net/netfilter/ipset/ip_set_bitmap_gen.h +++ b/net/netfilter/ipset/ip_set_bitmap_gen.h @@ -83,6 +83,7 @@ mtype_flush(struct ip_set *set) if (set->extensions & IPSET_EXT_DESTROY) mtype_ext_cleanup(set); memset(map->members, 0, map->memsize); + set->elements = 0; } /* Calculate the actual memory size of the set data */ @@ -105,7 +106,8 @@ mtype_head(struct ip_set *set, struct sk_buff *skb) goto nla_put_failure; if (mtype_do_head(skb, map) || nla_put_net32(skb, IPSET_ATTR_REFERENCES, htonl(set->ref)) || - nla_put_net32(skb, IPSET_ATTR_MEMSIZE, htonl(memsize))) + nla_put_net32(skb, IPSET_ATTR_MEMSIZE, htonl(memsize)) || + nla_put_net32(skb, IPSET_ATTR_ELEMENTS, htonl(set->elements))) goto nla_put_failure; if (unlikely(ip_set_put_flags(skb, set))) goto nla_put_failure; @@ -149,6 +151,7 @@ mtype_add(struct ip_set *set, void *value, const struct ip_set_ext *ext, if (ret == IPSET_ADD_FAILED) { if (SET_WITH_TIMEOUT(set) && ip_set_timeout_expired(ext_timeout(x, set))) { + set->elements--; ret = 0; } else if (!(flags & IPSET_FLAG_EXIST)) { set_bit(e->id, map->members); @@ -157,6 +160,8 @@ mtype_add(struct ip_set *set, void *value, const struct ip_set_ext *ext, /* Element is re-added, cleanup extensions */ ip_set_ext_destroy(set, x); } + if (ret > 0) + set->elements--; if (SET_WITH_TIMEOUT(set)) #ifdef IP_SET_BITMAP_STORED_TIMEOUT @@ -174,6 +179,7 @@ mtype_add(struct ip_set *set, void *value, const struct ip_set_ext *ext, /* Activate element */ set_bit(e->id, map->members); + set->elements++; return 0; } @@ -190,6 +196,7 @@ mtype_del(struct ip_set *set, void *value, const struct ip_set_ext *ext, return -IPSET_ERR_EXIST; ip_set_ext_destroy(set, x); + set->elements--; if (SET_WITH_TIMEOUT(set) && ip_set_timeout_expired(ext_timeout(x, set))) return -IPSET_ERR_EXIST; @@ -285,6 +292,7 @@ mtype_gc(unsigned long ul_set) if (ip_set_timeout_expired(ext_timeout(x, set))) { clear_bit(id, map->members); ip_set_ext_destroy(set, x); + set->elements--; } } spin_unlock_bh(&set->lock); |