/usr/include/ntfs-3g/cache.h is in ntfs-3g-dev 1:2013.1.13AR.1-2ubuntu2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 | /*
* cache.h : deal with indexed LRU caches
*
* Copyright (c) 2008-2010 Jean-Pierre Andre
*
* This program/include file 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/include file 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.
*
* You should have received a copy of the GNU General Public License
* along with this program (in the main directory of the NTFS-3G
* distribution in the file COPYING); if not, write to the Free Software
* Foundation,Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifndef _NTFS_CACHE_H_
#define _NTFS_CACHE_H_
#include "volume.h"
struct CACHED_GENERIC {
struct CACHED_GENERIC *next;
struct CACHED_GENERIC *previous;
void *variable;
size_t varsize;
union ALIGNMENT payload[0];
} ;
struct CACHED_INODE {
struct CACHED_INODE *next;
struct CACHED_INODE *previous;
const char *pathname;
size_t varsize;
union ALIGNMENT payload[0];
/* above fields must match "struct CACHED_GENERIC" */
u64 inum;
} ;
struct CACHED_NIDATA {
struct CACHED_NIDATA *next;
struct CACHED_NIDATA *previous;
const char *pathname; /* not used */
size_t varsize; /* not used */
union ALIGNMENT payload[0];
/* above fields must match "struct CACHED_GENERIC" */
u64 inum;
ntfs_inode *ni;
} ;
struct CACHED_LOOKUP {
struct CACHED_LOOKUP *next;
struct CACHED_LOOKUP *previous;
const char *name;
size_t namesize;
union ALIGNMENT payload[0];
/* above fields must match "struct CACHED_GENERIC" */
u64 parent;
u64 inum;
} ;
enum {
CACHE_FREE = 1,
CACHE_NOHASH = 2
} ;
typedef int (*cache_compare)(const struct CACHED_GENERIC *cached,
const struct CACHED_GENERIC *item);
typedef void (*cache_free)(const struct CACHED_GENERIC *cached);
typedef int (*cache_hash)(const struct CACHED_GENERIC *cached);
struct HASH_ENTRY {
struct HASH_ENTRY *next;
struct CACHED_GENERIC *entry;
} ;
struct CACHE_HEADER {
const char *name;
struct CACHED_GENERIC *most_recent_entry;
struct CACHED_GENERIC *oldest_entry;
struct CACHED_GENERIC *free_entry;
struct HASH_ENTRY *free_hash;
struct HASH_ENTRY **first_hash;
cache_free dofree;
cache_hash dohash;
unsigned long reads;
unsigned long writes;
unsigned long hits;
int fixed_size;
int max_hash;
struct CACHED_GENERIC entry[0];
} ;
/* cast to generic, avoiding gcc warnings */
#define GENERIC(pstr) ((const struct CACHED_GENERIC*)(const void*)(pstr))
struct CACHED_GENERIC *ntfs_fetch_cache(struct CACHE_HEADER *cache,
const struct CACHED_GENERIC *wanted,
cache_compare compare);
struct CACHED_GENERIC *ntfs_enter_cache(struct CACHE_HEADER *cache,
const struct CACHED_GENERIC *item,
cache_compare compare);
int ntfs_invalidate_cache(struct CACHE_HEADER *cache,
const struct CACHED_GENERIC *item,
cache_compare compare, int flags);
int ntfs_remove_cache(struct CACHE_HEADER *cache,
struct CACHED_GENERIC *item, int flags);
void ntfs_create_lru_caches(ntfs_volume *vol);
void ntfs_free_lru_caches(ntfs_volume *vol);
#endif /* _NTFS_CACHE_H_ */
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