Differential D10149 Diff 26779 sys/security/audit/audit_bsm_klib.c

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sys/security/audit/audit_bsm_klib.c

Show First 20 Lines • Show All 356 Lines • ▼ Show 20 Lines	au_evnamemap_foreach(au_evnamemap_callback_t callback)
for (i = 0; i < EVNAMEMAP_HASH_TABLE_SIZE; i++) {		for (i = 0; i < EVNAMEMAP_HASH_TABLE_SIZE; i++) {
enl = &evnamemap_hash[i];		enl = &evnamemap_hash[i];
LIST_FOREACH(ene, &enl->enl_head, ene_entry)		LIST_FOREACH(ene, &enl->enl_head, ene_entry)
callback(ene);		callback(ene);
}		}
EVNAMEMAP_WUNLOCK();		EVNAMEMAP_WUNLOCK();
}		}

		#ifdef KDTRACE_HOOKS
		/*
		* Look up an event-to-name mapping table entry by event number. As evname
		* elements are stable in memory, we can return the pointer without the table
		* lock held -- but the caller will need to lock the element mutex before
		* accessing element fields.
		*
		* NB: the event identifier in elements is stable and can be read without
		* holding the evname_elem lock.
		*/
		struct evname_elem *
		au_evnamemap_lookup(au_event_t event)
		{
		struct evname_list *enl;
		struct evname_elem *ene;

		EVNAMEMAP_RLOCK();
		enl = &evnamemap_hash[event % EVNAMEMAP_HASH_TABLE_SIZE];
		LIST_FOREACH(ene, &enl->enl_head, ene_entry) {
		if (ene->ene_event == event)
		goto out;
		}
		ene = NULL;
		out:
		EVNAMEMAP_RUNLOCK();
		return (ene);
		}
		#endif /* !KDTRACE_HOOKS */

/*		/*
* Convert sysctl names and present arguments to events.		* Convert sysctl names and present arguments to events.
*/		*/
au_event_t		au_event_t
audit_ctlname_to_sysctlevent(int name[], uint64_t valid_arg)		audit_ctlname_to_sysctlevent(int name[], uint64_t valid_arg)
{		{

/* can't parse it - so return the worst case */		/* can't parse it - so return the worst case */
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