+++ /dev/null
-/*
- * blkid.h - Interface for libblkid, a library to identify block devices
- *
- * Copyright (C) 2001 Andreas Dilger
- * Copyright (C) 2003 Theodore Ts'o
- * Copyright (C) 2008 Karel Zak <kzak@redhat.com>
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; either
- * version 2.1 of the License, or (at your option) any later version.
- *
- * This library 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
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- */
-
-#ifndef _BLKID_BLKID_H
-#define _BLKID_BLKID_H
-
-#include <stdint.h>
-#include <sys/types.h>
-
-#include "libblkid-tiny.h"
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-#define BLKID_VERSION "2.21.0"
-#define BLKID_DATE "25-May-2012"
-
-/**
- * blkid_dev:
- *
- * The device object keeps information about one device
- */
-typedef struct blkid_struct_dev *blkid_dev;
-
-/**
- * blkid_cache:
- *
- * information about all system devices
- */
-typedef struct blkid_struct_cache *blkid_cache;
-
-/**
- * blkid_probe:
- *
- * low-level probing setting
- */
-typedef struct blkid_struct_probe *blkid_probe;
-
-/**
- * blkid_topology:
- *
- * device topology information
- */
-typedef struct blkid_struct_topology *blkid_topology;
-
-/**
- * blkid_partlist
- *
- * list of all detected partitions and partitions tables
- */
-typedef struct blkid_struct_partlist *blkid_partlist;
-
-/**
- * blkid_partition:
- *
- * information about a partition
- */
-typedef struct blkid_struct_partition *blkid_partition;
-
-/**
- * blkid_parttable:
- *
- * information about a partition table
- */
-typedef struct blkid_struct_parttable *blkid_parttable;
-
-/**
- * blkid_loff_t:
- *
- * 64-bit signed number for offsets and sizes
- */
-typedef int64_t blkid_loff_t;
-
-/**
- * blkid_tag_iterate:
- *
- * tags iterator for high-level (blkid_cache) API
- */
-typedef struct blkid_struct_tag_iterate *blkid_tag_iterate;
-
-/**
- * blkid_dev_iterate:
- *
- * devices iterator for high-level (blkid_cache) API
- */
-typedef struct blkid_struct_dev_iterate *blkid_dev_iterate;
-
-/*
- * Flags for blkid_get_dev
- *
- * BLKID_DEV_CREATE Create an empty device structure if not found
- * in the cache.
- * BLKID_DEV_VERIFY Make sure the device structure corresponds
- * with reality.
- * BLKID_DEV_FIND Just look up a device entry, and return NULL
- * if it is not found.
- * BLKID_DEV_NORMAL Get a valid device structure, either from the
- * cache or by probing the device.
- */
-#define BLKID_DEV_FIND 0x0000
-#define BLKID_DEV_CREATE 0x0001
-#define BLKID_DEV_VERIFY 0x0002
-#define BLKID_DEV_NORMAL (BLKID_DEV_CREATE | BLKID_DEV_VERIFY)
-
-/* cache.c */
-extern void blkid_put_cache(blkid_cache cache);
-extern int blkid_get_cache(blkid_cache *cache, const char *filename);
-extern void blkid_gc_cache(blkid_cache cache);
-
-/* dev.c */
-extern const char *blkid_dev_devname(blkid_dev dev);
-
-extern blkid_dev_iterate blkid_dev_iterate_begin(blkid_cache cache);
-extern int blkid_dev_set_search(blkid_dev_iterate iter,
- char *search_type, char *search_value);
-extern int blkid_dev_next(blkid_dev_iterate iterate, blkid_dev *dev);
-extern void blkid_dev_iterate_end(blkid_dev_iterate iterate);
-
-/* devno.c */
-extern char *blkid_devno_to_devname(dev_t devno);
-extern int blkid_devno_to_wholedisk(dev_t dev, char *diskname,
- size_t len, dev_t *diskdevno);
-
-/* devname.c */
-extern int blkid_probe_all(blkid_cache cache);
-extern int blkid_probe_all_new(blkid_cache cache);
-extern int blkid_probe_all_removable(blkid_cache cache);
-extern blkid_dev blkid_get_dev(blkid_cache cache, const char *devname,
- int flags);
-
-/* getsize.c */
-extern blkid_loff_t blkid_get_dev_size(int fd);
-
-/* verify.c */
-extern blkid_dev blkid_verify(blkid_cache cache, blkid_dev dev);
-
-/* read.c */
-
-/* resolve.c */
-extern char *blkid_get_tag_value(blkid_cache cache, const char *tagname,
- const char *devname);
-extern char *blkid_get_devname(blkid_cache cache, const char *token,
- const char *value);
-
-/* tag.c */
-extern blkid_tag_iterate blkid_tag_iterate_begin(blkid_dev dev);
-extern int blkid_tag_next(blkid_tag_iterate iterate,
- const char **type, const char **value);
-extern void blkid_tag_iterate_end(blkid_tag_iterate iterate);
-extern int blkid_dev_has_tag(blkid_dev dev, const char *type,
- const char *value);
-extern blkid_dev blkid_find_dev_with_tag(blkid_cache cache,
- const char *type,
- const char *value);
-extern int blkid_parse_tag_string(const char *token, char **ret_type,
- char **ret_val);
-
-/* version.c */
-extern int blkid_parse_version_string(const char *ver_string);
-extern int blkid_get_library_version(const char **ver_string,
- const char **date_string);
-
-/* encode.c */
-extern int blkid_encode_string(const char *str, char *str_enc, size_t len);
-extern int blkid_safe_string(const char *str, char *str_safe, size_t len);
-
-/* evaluate.c */
-extern int blkid_send_uevent(const char *devname, const char *action);
-extern char *blkid_evaluate_tag(const char *token, const char *value,
- blkid_cache *cache);
-extern char *blkid_evaluate_spec(const char *spec, blkid_cache *cache);
-
-/* probe.c */
-extern blkid_probe blkid_new_probe(void);
-extern blkid_probe blkid_new_probe_from_filename(const char *filename);
-extern void blkid_free_probe(blkid_probe pr);
-extern void blkid_reset_probe(blkid_probe pr);
-
-extern int blkid_probe_set_device(blkid_probe pr, int fd,
- blkid_loff_t off, blkid_loff_t size);
-
-extern dev_t blkid_probe_get_devno(blkid_probe pr);
-extern dev_t blkid_probe_get_wholedisk_devno(blkid_probe pr);
-extern int blkid_probe_is_wholedisk(blkid_probe pr);
-
-extern blkid_loff_t blkid_probe_get_size(blkid_probe pr);
-extern blkid_loff_t blkid_probe_get_offset(blkid_probe pr);
-extern unsigned int blkid_probe_get_sectorsize(blkid_probe pr);
-extern blkid_loff_t blkid_probe_get_sectors(blkid_probe pr);
-
-extern int blkid_probe_get_fd(blkid_probe pr);
-
-/*
- * superblocks probing
- */
-extern int blkid_known_fstype(const char *fstype);
-extern int blkid_superblocks_get_name(size_t idx, const char **name, int *usage);
-
-extern int blkid_probe_enable_superblocks(blkid_probe pr, int enable);
-
-#define BLKID_SUBLKS_LABEL (1 << 1) /* read LABEL from superblock */
-#define BLKID_SUBLKS_LABELRAW (1 << 2) /* read and define LABEL_RAW result value*/
-#define BLKID_SUBLKS_UUID (1 << 3) /* read UUID from superblock */
-#define BLKID_SUBLKS_UUIDRAW (1 << 4) /* read and define UUID_RAW result value */
-#define BLKID_SUBLKS_TYPE (1 << 5) /* define TYPE result value */
-#define BLKID_SUBLKS_SECTYPE (1 << 6) /* define compatible fs type (second type) */
-#define BLKID_SUBLKS_USAGE (1 << 7) /* define USAGE result value */
-#define BLKID_SUBLKS_VERSION (1 << 8) /* read FS type from superblock */
-#define BLKID_SUBLKS_MAGIC (1 << 9) /* define SBMAGIC and SBMAGIC_OFFSET */
-
-#define BLKID_SUBLKS_DEFAULT (BLKID_SUBLKS_LABEL | BLKID_SUBLKS_UUID | \
- BLKID_SUBLKS_TYPE | BLKID_SUBLKS_SECTYPE)
-
-extern int blkid_probe_set_superblocks_flags(blkid_probe pr, int flags);
-
-extern int blkid_probe_reset_superblocks_filter(blkid_probe pr);
-extern int blkid_probe_invert_superblocks_filter(blkid_probe pr);
-
-/**
- * BLKID_FLTR_NOTIN
- */
-#define BLKID_FLTR_NOTIN 1
-/**
- * BLKID_FLTR_ONLYIN
- */
-#define BLKID_FLTR_ONLYIN 2
-extern int blkid_probe_filter_superblocks_type(blkid_probe pr, int flag, char *names[]);
-
-#define BLKID_USAGE_FILESYSTEM (1 << 1)
-#define BLKID_USAGE_RAID (1 << 2)
-#define BLKID_USAGE_CRYPTO (1 << 3)
-#define BLKID_USAGE_OTHER (1 << 4)
-extern int blkid_probe_filter_superblocks_usage(blkid_probe pr, int flag, int usage);
-
-/*
- * topology probing
- */
-extern int blkid_probe_enable_topology(blkid_probe pr, int enable);
-
-/* binary interface */
-extern blkid_topology blkid_probe_get_topology(blkid_probe pr);
-
-extern unsigned long blkid_topology_get_alignment_offset(blkid_topology tp);
-extern unsigned long blkid_topology_get_minimum_io_size(blkid_topology tp);
-extern unsigned long blkid_topology_get_optimal_io_size(blkid_topology tp);
-extern unsigned long blkid_topology_get_logical_sector_size(blkid_topology tp);
-extern unsigned long blkid_topology_get_physical_sector_size(blkid_topology tp);
-
-/*
- * partitions probing
- */
-extern int blkid_known_pttype(const char *pttype);
-extern int blkid_probe_enable_partitions(blkid_probe pr, int enable);
-
-extern int blkid_probe_reset_partitions_filter(blkid_probe pr);
-extern int blkid_probe_invert_partitions_filter(blkid_probe pr);
-extern int blkid_probe_filter_partitions_type(blkid_probe pr, int flag, char *names[]);
-
-
-/* partitions probing flags */
-#define BLKID_PARTS_FORCE_GPT (1 << 1)
-#define BLKID_PARTS_ENTRY_DETAILS (1 << 2)
-#define BLKID_PARTS_MAGIC (1 << 3)
-extern int blkid_probe_set_partitions_flags(blkid_probe pr, int flags);
-
-/* binary interface */
-extern blkid_partlist blkid_probe_get_partitions(blkid_probe pr);
-
-extern int blkid_partlist_numof_partitions(blkid_partlist ls);
-extern blkid_parttable blkid_partlist_get_table(blkid_partlist ls);
-extern blkid_partition blkid_partlist_get_partition(blkid_partlist ls, int n);
-extern blkid_partition blkid_partlist_devno_to_partition(blkid_partlist ls, dev_t devno);
-
-extern blkid_parttable blkid_partition_get_table(blkid_partition par);
-extern const char *blkid_partition_get_name(blkid_partition par);
-extern const char *blkid_partition_get_uuid(blkid_partition par);
-extern int blkid_partition_get_partno(blkid_partition par);
-extern blkid_loff_t blkid_partition_get_start(blkid_partition par);
-extern blkid_loff_t blkid_partition_get_size(blkid_partition par);
-extern int blkid_partition_get_type(blkid_partition par);
-extern const char *blkid_partition_get_type_string(blkid_partition par);
-extern unsigned long long blkid_partition_get_flags(blkid_partition par);
-extern int blkid_partition_is_logical(blkid_partition par);
-extern int blkid_partition_is_extended(blkid_partition par);
-extern int blkid_partition_is_primary(blkid_partition par);
-
-extern const char *blkid_parttable_get_type(blkid_parttable tab);
-extern blkid_loff_t blkid_parttable_get_offset(blkid_parttable tab);
-extern blkid_partition blkid_parttable_get_parent(blkid_parttable tab);
-
-/*
- * NAME=value low-level interface
- */
-extern int blkid_do_probe(blkid_probe pr);
-extern int blkid_do_safeprobe(blkid_probe pr);
-extern int blkid_do_fullprobe(blkid_probe pr);
-
-extern int blkid_probe_numof_values(blkid_probe pr);
-extern int blkid_probe_get_value(blkid_probe pr, int num, const char **name,
- const char **data, size_t *len);
-extern int blkid_probe_lookup_value(blkid_probe pr, const char *name,
- const char **data, size_t *len);
-extern int blkid_probe_has_value(blkid_probe pr, const char *name);
-
-extern int blkid_do_wipe(blkid_probe pr, int dryrun);
-
-/*
- * Deprecated functions/macros
- */
-#ifndef BLKID_DISABLE_DEPRECATED
-
-#define BLKID_PROBREQ_LABEL BLKID_SUBLKS_LABEL
-#define BLKID_PROBREQ_LABELRAW BLKID_SUBLKS_LABELRAW
-#define BLKID_PROBREQ_UUID BLKID_SUBLKS_UUID
-#define BLKID_PROBREQ_UUIDRAW BLKID_SUBLKS_UUIDRAW
-#define BLKID_PROBREQ_TYPE BLKID_SUBLKS_TYPE
-#define BLKID_PROBREQ_SECTYPE BLKID_SUBLKS_SECTYPE
-#define BLKID_PROBREQ_USAGE BLKID_SUBLKS_USAGE
-#define BLKID_PROBREQ_VERSION BLKID_SUBLKS_VERSION
-
-extern int blkid_probe_set_request(blkid_probe pr, int flags);
-extern int blkid_probe_filter_usage(blkid_probe pr, int flag, int usage);
-extern int blkid_probe_filter_types(blkid_probe pr, int flag, char *names[]);
-extern int blkid_probe_invert_filter(blkid_probe pr);
-extern int blkid_probe_reset_filter(blkid_probe pr);
-
-#endif /* BLKID_DISABLE_DEPRECATED */
-
-#ifdef __cplusplus
-}
-#endif
-
-#endif /* _BLKID_BLKID_H */
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