| 1 | /*
|
|---|
| 2 | * blkid.h - Interface for libblkid, a library to identify block devices
|
|---|
| 3 | *
|
|---|
| 4 | * Copyright (C) 2001 Andreas Dilger
|
|---|
| 5 | * Copyright (C) 2003 Theodore Ts'o
|
|---|
| 6 | *
|
|---|
| 7 | * %Begin-Header%
|
|---|
| 8 | * This file may be redistributed under the terms of the
|
|---|
| 9 | * GNU Lesser General Public License.
|
|---|
| 10 | * %End-Header%
|
|---|
| 11 | */
|
|---|
| 12 |
|
|---|
| 13 | #ifndef _BLKID_BLKID_H
|
|---|
| 14 | #define _BLKID_BLKID_H
|
|---|
| 15 |
|
|---|
| 16 | #include <sys/types.h>
|
|---|
| 17 | #include <linux/types.h>
|
|---|
| 18 |
|
|---|
| 19 | #ifdef __cplusplus
|
|---|
| 20 | extern "C" {
|
|---|
| 21 | #endif
|
|---|
| 22 |
|
|---|
| 23 | #define BLKID_VERSION "1.0.0"
|
|---|
| 24 | #define BLKID_DATE "12-Feb-2003"
|
|---|
| 25 |
|
|---|
| 26 | typedef struct blkid_struct_dev *blkid_dev;
|
|---|
| 27 | typedef struct blkid_struct_cache *blkid_cache;
|
|---|
| 28 | typedef __s64 blkid_loff_t;
|
|---|
| 29 |
|
|---|
| 30 | typedef struct blkid_struct_tag_iterate *blkid_tag_iterate;
|
|---|
| 31 | typedef struct blkid_struct_dev_iterate *blkid_dev_iterate;
|
|---|
| 32 |
|
|---|
| 33 | /*
|
|---|
| 34 | * Flags for blkid_get_dev
|
|---|
| 35 | *
|
|---|
| 36 | * BLKID_DEV_CREATE Create an empty device structure if not found
|
|---|
| 37 | * in the cache.
|
|---|
| 38 | * BLKID_DEV_VERIFY Make sure the device structure corresponds
|
|---|
| 39 | * with reality.
|
|---|
| 40 | * BLKID_DEV_FIND Just look up a device entry, and return NULL
|
|---|
| 41 | * if it is not found.
|
|---|
| 42 | * BLKID_DEV_NORMAL Get a valid device structure, either from the
|
|---|
| 43 | * cache or by probing the device.
|
|---|
| 44 | */
|
|---|
| 45 | #define BLKID_DEV_FIND 0x0000
|
|---|
| 46 | #define BLKID_DEV_CREATE 0x0001
|
|---|
| 47 | #define BLKID_DEV_VERIFY 0x0002
|
|---|
| 48 | #define BLKID_DEV_NORMAL (BLKID_DEV_CREATE | BLKID_DEV_VERIFY)
|
|---|
| 49 |
|
|---|
| 50 | /* cache.c */
|
|---|
| 51 | extern void blkid_put_cache(blkid_cache cache);
|
|---|
| 52 | extern int blkid_get_cache(blkid_cache *cache, const char *filename);
|
|---|
| 53 |
|
|---|
| 54 | /* dev.c */
|
|---|
| 55 | extern const char *blkid_dev_devname(blkid_dev dev);
|
|---|
| 56 |
|
|---|
| 57 | extern blkid_dev_iterate blkid_dev_iterate_begin(blkid_cache cache);
|
|---|
| 58 | extern int blkid_dev_set_search(blkid_dev_iterate iter,
|
|---|
| 59 | char *search_type, char *search_value);
|
|---|
| 60 | extern int blkid_dev_next(blkid_dev_iterate iterate, blkid_dev *dev);
|
|---|
| 61 | extern void blkid_dev_iterate_end(blkid_dev_iterate iterate);
|
|---|
| 62 |
|
|---|
| 63 | /* devno.c */
|
|---|
| 64 | extern char *blkid_devno_to_devname(dev_t devno);
|
|---|
| 65 |
|
|---|
| 66 | /* devname.c */
|
|---|
| 67 | extern int blkid_probe_all(blkid_cache cache);
|
|---|
| 68 | extern int blkid_probe_all_new(blkid_cache cache);
|
|---|
| 69 | extern blkid_dev blkid_get_dev(blkid_cache cache, const char *devname,
|
|---|
| 70 | int flags);
|
|---|
| 71 |
|
|---|
| 72 | /* getsize.c */
|
|---|
| 73 | extern blkid_loff_t blkid_get_dev_size(int fd);
|
|---|
| 74 |
|
|---|
| 75 | /* probe.c */
|
|---|
| 76 | int blkid_known_fstype(const char *fstype);
|
|---|
| 77 | extern blkid_dev blkid_verify(blkid_cache cache, blkid_dev dev);
|
|---|
| 78 |
|
|---|
| 79 | /* read.c */
|
|---|
| 80 |
|
|---|
| 81 | /* resolve.c */
|
|---|
| 82 | extern char *blkid_get_tag_value(blkid_cache cache, const char *tagname,
|
|---|
| 83 | const char *devname);
|
|---|
| 84 | extern char *blkid_get_devname(blkid_cache cache, const char *token,
|
|---|
| 85 | const char *value);
|
|---|
| 86 |
|
|---|
| 87 | /* tag.c */
|
|---|
| 88 | extern blkid_tag_iterate blkid_tag_iterate_begin(blkid_dev dev);
|
|---|
| 89 | extern int blkid_tag_next(blkid_tag_iterate iterate,
|
|---|
| 90 | const char **type, const char **value);
|
|---|
| 91 | extern void blkid_tag_iterate_end(blkid_tag_iterate iterate);
|
|---|
| 92 | extern int blkid_dev_has_tag(blkid_dev dev, const char *type,
|
|---|
| 93 | const char *value);
|
|---|
| 94 | extern blkid_dev blkid_find_dev_with_tag(blkid_cache cache,
|
|---|
| 95 | const char *type,
|
|---|
| 96 | const char *value);
|
|---|
| 97 | extern int blkid_parse_tag_string(const char *token, char **ret_type,
|
|---|
| 98 | char **ret_val);
|
|---|
| 99 |
|
|---|
| 100 | /* version.c */
|
|---|
| 101 | extern int blkid_parse_version_string(const char *ver_string);
|
|---|
| 102 | extern int blkid_get_library_version(const char **ver_string,
|
|---|
| 103 | const char **date_string);
|
|---|
| 104 |
|
|---|
| 105 | #ifdef __cplusplus
|
|---|
| 106 | }
|
|---|
| 107 | #endif
|
|---|
| 108 |
|
|---|
| 109 | #endif /* _BLKID_BLKID_H */
|
|---|
