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42 lines
792 B
C
42 lines
792 B
C
/*
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* Copyright (C) 2001 Sistina Software (UK) Limited.
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*
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* This file is released under the GPL.
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*/
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#ifndef _LVM_DEV_CACHE_H
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#define _LVM_DEV_CACHE_H
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#include <sys/types.h>
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#include "lvm-types.h"
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#include "device.h"
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/*
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* predicate for devices.
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*/
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struct dev_filter {
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int (*passes_filter)(struct dev_filter *f, struct device *dev);
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void *private;
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};
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/*
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* The global device cache.
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*/
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int dev_cache_init(void);
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void dev_cache_exit(void);
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int dev_cache_add_dir(const char *path);
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struct device *dev_cache_get(const char *name, struct dev_filter *f);
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/*
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* Object for iterating through the cache.
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*/
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struct dev_iter;
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struct dev_iter *dev_iter_create(struct dev_filter *f);
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void dev_iter_destroy(struct dev_iter *iter);
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struct device *dev_iter_get(struct dev_iter *iter);
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#endif
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