2 * blkid probe utilities
4 * Copyright (C) 2018-2023 Red Hat, Inc. All rights reserved.
6 * This program is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU General Public License
8 * as published by the Free Software Foundation; either version 2
9 * of the License, or (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
21 #ifndef _UTILS_BLKID_H
22 #define _UTILS_BLKID_H
24 #include <sys/types.h>
28 typedef enum { PRB_OK = 0, PRB_EMPTY, PRB_AMBIGUOUS, PRB_FAIL } blk_probe_status;
30 int blk_init_by_path(struct blkid_handle **h, const char *path);
32 void blk_free(struct blkid_handle *h);
35 * WARNING: This will reset file description offset as if
36 * lseek(devfd, 0, SEEK_SET) was called!
38 int blk_init_by_fd(struct blkid_handle **h, int fd);
40 void blk_set_chains_for_wipes(struct blkid_handle *h);
42 void blk_set_chains_for_full_print(struct blkid_handle *h);
44 void blk_set_chains_for_superblocks(struct blkid_handle *h);
46 void blk_set_chains_for_fast_detection(struct blkid_handle *h);
48 int blk_superblocks_filter_luks(struct blkid_handle *h);
49 int blk_superblocks_only_luks(struct blkid_handle *h);
51 blk_probe_status blk_safeprobe(struct blkid_handle *h);
53 blk_probe_status blk_probe(struct blkid_handle *h);
55 int blk_is_partition(struct blkid_handle *h);
57 int blk_is_superblock(struct blkid_handle *h);
59 const char *blk_get_partition_type(struct blkid_handle *h);
61 const char *blk_get_superblock_type(struct blkid_handle *h);
63 int blk_do_wipe(struct blkid_handle *h);
65 int blk_supported(void);
67 unsigned blk_get_block_size(struct blkid_handle *h);