9.8  0a4()P@S$l4(pF o8/=/* * 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 * * 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 #include #ifdef __cplusplus extern "C" { #endif #define BLKID_VERSION "2.37.4" #define BLKID_DATE "14-Feb-2022" /** * 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 /* init.c */ extern void blkid_init_debug(int mask); /* 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); extern int blkid_dev_set_search(blkid_dev_iterate iter, const char *search_type, const 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); /*