79 	u8 hook;  member
99 	nf_hookfn		*hook;  member
110 	nf_hookfn			*hook;  member
124 	/* trailer: pointers to original orig_ops of each hook,
129 	 *   needed in slow path (hook register/unregister):
133 	 *   only needed when a hook is deleted, not during
154 	return entry->hook(entry->priv, skb, state);  in nf_hook_entry_hookfn()
158 				      unsigned int hook,  in nf_hook_state_init()  argument
166 	p->hook = hook;  in nf_hook_state_init()
194 /* Function to register/unregister hook points. */
217  *	nf_hook - call a netfilter hook
219  *	Returns 1 if the hook has allowed the packet to pass.  The function
221  *	value indicates the packet has been consumed by the hook.
223 static inline int nf_hook(u_int8_t pf, unsigned int hook, struct net *net,  in nf_hook()  argument
233 	    __builtin_constant_p(hook) &&  in nf_hook()
234 	    !static_key_false(&nf_hooks_needed[pf][hook]))  in nf_hook()
241 		hook_head = rcu_dereference(net->nf.hooks_ipv4[hook]);  in nf_hook()
244 		hook_head = rcu_dereference(net->nf.hooks_ipv6[hook]);  in nf_hook()
248 		if (WARN_ON_ONCE(hook >= ARRAY_SIZE(net->nf.hooks_arp)))  in nf_hook()
250 		hook_head = rcu_dereference(net->nf.hooks_arp[hook]);  in nf_hook()
255 		hook_head = rcu_dereference(net->nf.hooks_bridge[hook]);  in nf_hook()
266 		nf_hook_state_init(&state, hook, pf, indev, outdev,  in nf_hook()
276 /* Activate hook; either okfn or kfree_skb called, unless a hook
277    returns NF_STOLEN (in which case, it's up to the hook to deal with
294 NF_HOOK_COND(uint8_t pf, unsigned int hook, struct net *net, struct sock *sk,  in NF_HOOK_COND()  argument
302 	    ((ret = nf_hook(pf, hook, net, sk, skb, in, out, okfn)) == 1))  in NF_HOOK_COND()
308 NF_HOOK(uint8_t pf, unsigned int hook, struct net *net, struct sock *sk, struct sk_buff *skb,  in NF_HOOK()  argument
312 	int ret = nf_hook(pf, hook, net, sk, skb, in, out, okfn);  in NF_HOOK()
319 NF_HOOK_LIST(uint8_t pf, unsigned int hook, struct net *net, struct sock *sk,  in NF_HOOK_LIST()  argument
327 	    __builtin_constant_p(hook) &&  in NF_HOOK_LIST()
328 	    !static_key_false(&nf_hooks_needed[pf][hook]))  in NF_HOOK_LIST()
335 		hook_head = rcu_dereference(net->nf.hooks_ipv4[hook]);  in NF_HOOK_LIST()
338 		hook_head = rcu_dereference(net->nf.hooks_ipv6[hook]);  in NF_HOOK_LIST()
348 		nf_hook_state_init(&state, hook, pf, in, out, sk, net, okfn);  in NF_HOOK_LIST()
364 __sum16 nf_checksum(struct sk_buff *skb, unsigned int hook,
368 __sum16 nf_checksum_partial(struct sk_buff *skb, unsigned int hook,
410 NF_HOOK_COND(uint8_t pf, unsigned int hook, struct net *net, struct sock *sk,  in NF_HOOK_COND()  argument
419 NF_HOOK(uint8_t pf, unsigned int hook, struct net *net, struct sock *sk,  in NF_HOOK()  argument
427 NF_HOOK_LIST(uint8_t pf, unsigned int hook, struct net *net, struct sock *sk,  in NF_HOOK_LIST()  argument
434 static inline int nf_hook(u_int8_t pf, unsigned int hook, struct net *net,  in nf_hook()  argument