diff options
Diffstat (limited to 'libblkid/blkid.h')
| -rw-r--r-- | libblkid/blkid.h | 458 |
1 files changed, 0 insertions, 458 deletions
diff --git a/libblkid/blkid.h b/libblkid/blkid.h deleted file mode 100644 index b283009f6..000000000 --- a/libblkid/blkid.h +++ /dev/null @@ -1,458 +0,0 @@ -/* - * 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#ifndef _BLKID_BLKID_H -#define _BLKID_BLKID_H - -#include <stdint.h> -#include <sys/types.h> - -#define _SC_HOST_NAME_MAX 255 -#ifdef __cplusplus -extern "C" { -#endif - -#define BLKID_VERSION "2.22.0" -#define BLKID_DATE "04-Sep-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) - - -#ifndef __GNUC_PREREQ -# if defined __GNUC__ && defined __GNUC_MINOR__ -# define __GNUC_PREREQ(maj, min) ((__GNUC__ << 16) + __GNUC_MINOR__ >= ((maj) << 16) + (min)) -# else -# define __GNUC_PREREQ(maj, min) 0 -# endif -#endif - -#ifndef __ul_attribute__ -# if __GNUC_PREREQ (3, 4) -# define __ul_attribute__(_a_) __attribute__(_a_) -# else -# define __ul_attribute__(_a_) -# endif -#endif - -/* 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) - __ul_attribute__((warn_unused_result)); - -extern blkid_dev_iterate blkid_dev_iterate_begin(blkid_cache cache) - __ul_attribute__((nonnull)); -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) - __ul_attribute__((warn_unused_result)); -extern int blkid_devno_to_wholedisk(dev_t dev, char *diskname, - size_t len, dev_t *diskdevno) - __ul_attribute__((warn_unused_result)); - -/* 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) - __ul_attribute__((warn_unused_result)); - -/* 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) - __ul_attribute__((warn_unused_result)); -extern char *blkid_get_devname(blkid_cache cache, const char *token, - const char *value) - __ul_attribute__((warn_unused_result)); - -/* tag.c */ -extern blkid_tag_iterate blkid_tag_iterate_begin(blkid_dev dev) - __ul_attribute__((warn_unused_result)); -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) - __ul_attribute__((nonnull(1,2))); - -extern blkid_dev blkid_find_dev_with_tag(blkid_cache cache, - const char *type, - const char *value) - __ul_attribute__((warn_unused_result)); - -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) - __ul_attribute__((nonnull)) - __ul_attribute__((warn_unused_result)); -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) - __ul_attribute__((warn_unused_result)); -extern char *blkid_evaluate_spec(const char *spec, blkid_cache *cache) - __ul_attribute__((warn_unused_result)); - -/* probe.c */ -extern blkid_probe blkid_new_probe(void) - __ul_attribute__((warn_unused_result)); -extern blkid_probe blkid_new_probe_from_filename(const char *filename) - __ul_attribute__((warn_unused_result)); -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) - __ul_attribute__((nonnull)) - __ul_attribute__((warn_unused_result)); - -extern dev_t blkid_probe_get_wholedisk_devno(blkid_probe pr) - __ul_attribute__((nonnull)) - __ul_attribute__((warn_unused_result)); - -extern int blkid_probe_is_wholedisk(blkid_probe pr) - __ul_attribute__((nonnull)) - __ul_attribute__((warn_unused_result)); - -extern blkid_loff_t blkid_probe_get_size(blkid_probe pr) - __ul_attribute__((warn_unused_result)); -extern blkid_loff_t blkid_probe_get_offset(blkid_probe pr) - __ul_attribute__((warn_unused_result)); -extern unsigned int blkid_probe_get_sectorsize(blkid_probe pr) - __ul_attribute__((warn_unused_result)); -extern blkid_loff_t blkid_probe_get_sectors(blkid_probe pr) - __ul_attribute__((warn_unused_result)); - -extern int blkid_probe_get_fd(blkid_probe pr) - __ul_attribute__((warn_unused_result)); - -/* - * superblocks probing - */ -extern int blkid_known_fstype(const char *fstype) - __ul_attribute__((warn_unused_result)); - -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) - __ul_attribute__((warn_unused_result)); - -extern unsigned long blkid_topology_get_alignment_offset(blkid_topology tp) - __ul_attribute__((nonnull)) - __ul_attribute__((warn_unused_result)); -extern unsigned long blkid_topology_get_minimum_io_size(blkid_topology tp) - __ul_attribute__((nonnull)) - __ul_attribute__((warn_unused_result)); -extern unsigned long blkid_topology_get_optimal_io_size(blkid_topology tp) - __ul_attribute__((nonnull)) - __ul_attribute__((warn_unused_result)); -extern unsigned long blkid_topology_get_logical_sector_size(blkid_topology tp) - __ul_attribute__((nonnull)) - __ul_attribute__((warn_unused_result)); -extern unsigned long blkid_topology_get_physical_sector_size(blkid_topology tp) - __ul_attribute__((nonnull)) - __ul_attribute__((warn_unused_result)); - -/* - * partitions probing - */ -extern int blkid_known_pttype(const char *pttype) - __ul_attribute__((warn_unused_result)); - -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) - __ul_attribute__((warn_unused_result)); - -extern int blkid_partlist_numof_partitions(blkid_partlist ls) - __ul_attribute__((warn_unused_result)); -extern blkid_parttable blkid_partlist_get_table(blkid_partlist ls) - __ul_attribute__((warn_unused_result)); -extern blkid_partition blkid_partlist_get_partition(blkid_partlist ls, int n) - __ul_attribute__((warn_unused_result)); -extern blkid_partition blkid_partlist_devno_to_partition(blkid_partlist ls, dev_t devno) - __ul_attribute__((warn_unused_result)); -extern blkid_parttable blkid_partition_get_table(blkid_partition par) - __ul_attribute__((warn_unused_result)); - -extern const char *blkid_partition_get_name(blkid_partition par) - __ul_attribute__((warn_unused_result)); -extern const char *blkid_partition_get_uuid(blkid_partition par) - __ul_attribute__((warn_unused_result)); -extern int blkid_partition_get_partno(blkid_partition par) - __ul_attribute__((warn_unused_result)); -extern blkid_loff_t blkid_partition_get_start(blkid_partition par) - __ul_attribute__((warn_unused_result)); -extern blkid_loff_t blkid_partition_get_size(blkid_partition par) - __ul_attribute__((warn_unused_result)); - -extern int blkid_partition_get_type(blkid_partition par) - __ul_attribute__((nonnull)) - __ul_attribute__((warn_unused_result)); - -extern const char *blkid_partition_get_type_string(blkid_partition par) - __ul_attribute__((warn_unused_result)); - -extern unsigned long long blkid_partition_get_flags(blkid_partition par) - __ul_attribute__((nonnull)) - __ul_attribute__((warn_unused_result)); - -extern int blkid_partition_is_logical(blkid_partition par) - __ul_attribute__((nonnull)) - __ul_attribute__((warn_unused_result)); -extern int blkid_partition_is_extended(blkid_partition par) - __ul_attribute__((nonnull)) - __ul_attribute__((warn_unused_result)); -extern int blkid_partition_is_primary(blkid_partition par) - __ul_attribute__((nonnull)) - __ul_attribute__((warn_unused_result)); - -extern const char *blkid_parttable_get_type(blkid_parttable tab) - __ul_attribute__((warn_unused_result)); - -extern const char *blkid_parttable_get_id(blkid_parttable tab) - __ul_attribute__((warn_unused_result)); - -extern blkid_loff_t blkid_parttable_get_offset(blkid_parttable tab) - __ul_attribute__((warn_unused_result)); -extern blkid_partition blkid_parttable_get_parent(blkid_parttable tab) - __ul_attribute__((warn_unused_result)); - -/* - * 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) - __ul_attribute__((warn_unused_result)); -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) - __ul_attribute__((nonnull)) - __ul_attribute__((warn_unused_result)); - -extern int blkid_do_wipe(blkid_probe pr, int dryrun); -extern int blkid_probe_step_back(blkid_probe pr); - -/* - * 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) - __ul_attribute__((deprecated)); - -extern int blkid_probe_filter_usage(blkid_probe pr, int flag, int usage) - __ul_attribute__((deprecated)); - -extern int blkid_probe_filter_types(blkid_probe pr, int flag, char *names[]) - __ul_attribute__((deprecated)); - -extern int blkid_probe_invert_filter(blkid_probe pr) - __ul_attribute__((deprecated)); - -extern int blkid_probe_reset_filter(blkid_probe pr) - __ul_attribute__((deprecated)); - -#endif /* BLKID_DISABLE_DEPRECATED */ - -#ifdef __cplusplus -} -#endif - -#endif /* _BLKID_BLKID_H */ |