blob: 15aaf88baf053b963ed837478a32e803df9e3d33 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
|
/*
* Copyright (C) 2001 Sistina Software (UK) Limited.
*
* This file is released under the GPL.
*/
#ifndef _LVM_DEV_CACHE_H
#define _LVM_DEV_CACHE_H
#include <sys/types.h>
#include "lvm-types.h"
#include "device.h"
/*
* predicate for devices.
*/
struct dev_filter {
int (*passes_filter)(struct dev_filter *f, struct device *dev);
void (*destroy)(struct dev_filter *f);
void *private;
};
/*
* The global device cache.
*/
int dev_cache_init(void);
void dev_cache_exit(void);
/* Trigger(1) or avoid(0) a scan */
void dev_cache_scan(int do_scan);
int dev_cache_has_scanned(void);
int dev_cache_add_dir(const char *path);
struct device *dev_cache_get(const char *name, struct dev_filter *f);
/*
* Object for iterating through the cache.
*/
struct dev_iter;
struct dev_iter *dev_iter_create(struct dev_filter *f);
void dev_iter_destroy(struct dev_iter *iter);
struct device *dev_iter_get(struct dev_iter *iter);
#endif
|
