/* * blkid probe utilities * * Copyright (C) 2018-2021 Red Hat, Inc. All rights reserved. * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License * as published by the Free Software Foundation; either version 2 * of the License, or (at your option) any later version. * * This program 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 General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. */ #ifndef _UTILS_BLKID_H #define _UTILS_BLKID_H #include struct blkid_handle; typedef enum { PRB_OK = 0, PRB_EMPTY, PRB_AMBIGUOUS, PRB_FAIL } blk_probe_status; int blk_init_by_path(struct blkid_handle **h, const char *path); void blk_free(struct blkid_handle *h); /* * WARNING: This will reset file description offset as if * lseek(devfd, 0, SEEK_SET) was called! */ int blk_init_by_fd(struct blkid_handle **h, int fd); void blk_set_chains_for_wipes(struct blkid_handle *h); void blk_set_chains_for_full_print(struct blkid_handle *h); void blk_set_chains_for_fast_detection(struct blkid_handle *h); int blk_superblocks_filter_luks(struct blkid_handle *h); blk_probe_status blk_safeprobe(struct blkid_handle *h); blk_probe_status blk_probe(struct blkid_handle *h); int blk_is_partition(struct blkid_handle *h); int blk_is_superblock(struct blkid_handle *h); const char *blk_get_partition_type(struct blkid_handle *h); const char *blk_get_superblock_type(struct blkid_handle *h); int blk_do_wipe(struct blkid_handle *h); int blk_supported(void); off_t blk_get_offset(struct blkid_handle *h); #endif