diff options
Diffstat (limited to 'include/net/netfilter/nf_conntrack_ecache.h')
| -rw-r--r-- | include/net/netfilter/nf_conntrack_ecache.h | 57 |
1 files changed, 53 insertions, 4 deletions
diff --git a/include/net/netfilter/nf_conntrack_ecache.h b/include/net/netfilter/nf_conntrack_ecache.h index 1285ff26a01..0ff0dc69ca4 100644 --- a/include/net/netfilter/nf_conntrack_ecache.h +++ b/include/net/netfilter/nf_conntrack_ecache.h @@ -17,6 +17,13 @@ struct nf_conntrack_ecache { unsigned int events; }; +/* This structure is passed to event handler */ +struct nf_ct_event { + struct nf_conn *ct; + u32 pid; + int report; +}; + extern struct atomic_notifier_head nf_conntrack_chain; extern int nf_conntrack_register_notifier(struct notifier_block *nb); extern int nf_conntrack_unregister_notifier(struct notifier_block *nb); @@ -39,22 +46,56 @@ nf_conntrack_event_cache(enum ip_conntrack_events event, struct nf_conn *ct) local_bh_enable(); } -static inline void nf_conntrack_event(enum ip_conntrack_events event, - struct nf_conn *ct) +static inline void +nf_conntrack_event_report(enum ip_conntrack_events event, + struct nf_conn *ct, + u32 pid, + int report) { + struct nf_ct_event item = { + .ct = ct, + .pid = pid, + .report = report + }; if (nf_ct_is_confirmed(ct) && !nf_ct_is_dying(ct)) - atomic_notifier_call_chain(&nf_conntrack_chain, event, ct); + atomic_notifier_call_chain(&nf_conntrack_chain, event, &item); } +static inline void +nf_conntrack_event(enum ip_conntrack_events event, struct nf_conn *ct) +{ + nf_conntrack_event_report(event, ct, 0, 0); +} + +struct nf_exp_event { + struct nf_conntrack_expect *exp; + u32 pid; + int report; +}; + extern struct atomic_notifier_head nf_ct_expect_chain; extern int nf_ct_expect_register_notifier(struct notifier_block *nb); extern int nf_ct_expect_unregister_notifier(struct notifier_block *nb); static inline void +nf_ct_expect_event_report(enum ip_conntrack_expect_events event, + struct nf_conntrack_expect *exp, + u32 pid, + int report) +{ + struct nf_exp_event item = { + .exp = exp, + .pid = pid, + .report = report + }; + atomic_notifier_call_chain(&nf_ct_expect_chain, event, &item); +} + +static inline void nf_ct_expect_event(enum ip_conntrack_expect_events event, struct nf_conntrack_expect *exp) { - atomic_notifier_call_chain(&nf_ct_expect_chain, event, exp); + nf_ct_expect_event_report(event, exp, 0, 0); } extern int nf_conntrack_ecache_init(struct net *net); @@ -66,9 +107,17 @@ static inline void nf_conntrack_event_cache(enum ip_conntrack_events event, struct nf_conn *ct) {} static inline void nf_conntrack_event(enum ip_conntrack_events event, struct nf_conn *ct) {} +static inline void nf_conntrack_event_report(enum ip_conntrack_events event, + struct nf_conn *ct, + u32 pid, + int report) {} static inline void nf_ct_deliver_cached_events(const struct nf_conn *ct) {} static inline void nf_ct_expect_event(enum ip_conntrack_expect_events event, struct nf_conntrack_expect *exp) {} +static inline void nf_ct_expect_event_report(enum ip_conntrack_expect_events e, + struct nf_conntrack_expect *exp, + u32 pid, + int report) {} static inline void nf_ct_event_cache_flush(struct net *net) {} static inline int nf_conntrack_ecache_init(struct net *net) |