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| author | Jozsef Kadlecsik <kadlec@blackhole.kfki.hu> | 2013-09-09 14:44:29 +0200 |
|---|---|---|
| committer | Jozsef Kadlecsik <kadlec@blackhole.kfki.hu> | 2013-09-30 21:33:27 +0200 |
| commit | 40cd63bf33b21ef4d43776b1d49c605f876fe32c (patch) | |
| tree | 525daadc3b2e86977e469a39c28749ea9303d7e2 /include/linux | |
| parent | 03c8b234e61a9a3aab8d970b3bf681934ecfe443 (diff) | |
| download | linux-stable-40cd63bf33b21ef4d43776b1d49c605f876fe32c.tar.gz linux-stable-40cd63bf33b21ef4d43776b1d49c605f876fe32c.tar.bz2 linux-stable-40cd63bf33b21ef4d43776b1d49c605f876fe32c.zip | |
netfilter: ipset: Support extensions which need a per data destroy function
Signed-off-by: Jozsef Kadlecsik <kadlec@blackhole.kfki.hu>
Diffstat (limited to 'include/linux')
| -rw-r--r-- | include/linux/netfilter/ipset/ip_set.h | 22 |
1 files changed, 17 insertions, 5 deletions
diff --git a/include/linux/netfilter/ipset/ip_set.h b/include/linux/netfilter/ipset/ip_set.h index 66d6bd404d64..6372ee224fe8 100644 --- a/include/linux/netfilter/ipset/ip_set.h +++ b/include/linux/netfilter/ipset/ip_set.h @@ -49,11 +49,13 @@ enum ip_set_feature { /* Set extensions */ enum ip_set_extension { - IPSET_EXT_NONE = 0, - IPSET_EXT_BIT_TIMEOUT = 1, + IPSET_EXT_BIT_TIMEOUT = 0, IPSET_EXT_TIMEOUT = (1 << IPSET_EXT_BIT_TIMEOUT), - IPSET_EXT_BIT_COUNTER = 2, + IPSET_EXT_BIT_COUNTER = 1, IPSET_EXT_COUNTER = (1 << IPSET_EXT_BIT_COUNTER), + /* Mark set with an extension which needs to call destroy */ + IPSET_EXT_BIT_DESTROY = 7, + IPSET_EXT_DESTROY = (1 << IPSET_EXT_BIT_DESTROY), }; #define SET_WITH_TIMEOUT(s) ((s)->extensions & IPSET_EXT_TIMEOUT) @@ -68,6 +70,8 @@ enum ip_set_ext_id { /* Extension type */ struct ip_set_ext_type { + /* Destroy extension private data (can be NULL) */ + void (*destroy)(void *ext); enum ip_set_extension type; enum ipset_cadt_flags flag; /* Size and minimal alignment */ @@ -88,13 +92,21 @@ struct ip_set_counter { atomic64_t packets; }; +struct ip_set; + +static inline void +ip_set_ext_destroy(struct ip_set *set, void *data) +{ + /* Check that the extension is enabled for the set and + * call it's destroy function for its extension part in data. + */ +} + #define ext_timeout(e, s) \ (unsigned long *)(((void *)(e)) + (s)->offset[IPSET_EXT_ID_TIMEOUT]) #define ext_counter(e, s) \ (struct ip_set_counter *)(((void *)(e)) + (s)->offset[IPSET_EXT_ID_COUNTER]) -struct ip_set; - typedef int (*ipset_adtfn)(struct ip_set *set, void *value, const struct ip_set_ext *ext, struct ip_set_ext *mext, u32 cmdflags); |