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/*
Copyright (c) 2010 Frank Lahm <franklahm@gmail.com>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
*/
#ifndef DIRCACHE_H
#define DIRCACHE_H
#include <sys/types.h>
#include <atalk/volume.h>
#include <atalk/directory.h>
/* Maximum size of the dircache hashtable */
#define MAX_POSSIBLE_DIRCACHE_SIZE 131072
#define DIRCACHE_FREE_QUANTUM 256
/* flags for dircache_remove */
#define DIRCACHE (1 << 0)
#define DIDNAME_INDEX (1 << 1)
#define QUEUE_INDEX (1 << 2)
#define DIRCACHE_ALL (DIRCACHE|DIDNAME_INDEX|QUEUE_INDEX)
extern int dircache_init(int reqsize);
extern int dircache_add(const struct vol *, struct dir *);
extern void dircache_remove(const struct vol *, struct dir *, int flag);
extern struct dir *dircache_search_by_did(const struct vol *vol, cnid_t did);
extern struct dir *dircache_search_by_name(const struct vol *, const struct dir *dir, char *name, int len);
extern void dircache_dump(void);
extern void log_dircache_stat(void);
#endif /* DIRCACHE_H */
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