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118 lines
4.3 KiB
C
118 lines
4.3 KiB
C
/*
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* volume_id - reads partition label and uuid
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*
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* Copyright (C) 2005 Kay Sievers <kay.sievers@vrfy.org>
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation version 2 of the License.
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*/
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#ifndef _VOLUME_ID_H_
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#define _VOLUME_ID_H_
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#include <stdint.h>
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#include <stddef.h>
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#define VOLUME_ID_VERSION 56
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#define VOLUME_ID_LABEL_SIZE 64
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#define VOLUME_ID_UUID_SIZE 36
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#define VOLUME_ID_FORMAT_SIZE 32
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#define VOLUME_ID_PATH_MAX 256
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#define VOLUME_ID_PARTITIONS_MAX 256
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enum volume_id_usage {
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VOLUME_ID_UNUSED,
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VOLUME_ID_UNPROBED,
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VOLUME_ID_OTHER,
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VOLUME_ID_FILESYSTEM,
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VOLUME_ID_PARTITIONTABLE,
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VOLUME_ID_RAID,
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VOLUME_ID_DISKLABEL,
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VOLUME_ID_CRYPTO,
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};
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struct volume_id_partition {
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enum volume_id_usage usage_id;
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char *usage;
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char *type;
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uint64_t off;
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uint64_t len;
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uint8_t partition_type_raw;
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};
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struct volume_id {
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uint8_t label_raw[VOLUME_ID_LABEL_SIZE];
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size_t label_raw_len;
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char label[VOLUME_ID_LABEL_SIZE+1];
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uint8_t uuid_raw[VOLUME_ID_UUID_SIZE];
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size_t uuid_raw_len;
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char uuid[VOLUME_ID_UUID_SIZE+1];
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enum volume_id_usage usage_id;
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char *usage;
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char *type;
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char type_version[VOLUME_ID_FORMAT_SIZE];
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struct volume_id_partition *partitions;
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size_t partition_count;
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int fd;
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uint8_t *sbbuf;
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size_t sbbuf_len;
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uint8_t *seekbuf;
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uint64_t seekbuf_off;
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size_t seekbuf_len;
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int fd_close:1;
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};
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extern struct volume_id *volume_id_open_fd(int fd);
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extern struct volume_id *volume_id_open_node(const char *path);
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extern int volume_id_probe_all(struct volume_id *id, uint64_t off, uint64_t size);
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extern void volume_id_close(struct volume_id *id);
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/* filesystems */
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extern int volume_id_probe_cramfs(struct volume_id *id, uint64_t off);
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extern int volume_id_probe_ext(struct volume_id *id, uint64_t off);
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extern int volume_id_probe_vfat(struct volume_id *id, uint64_t off);
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extern int volume_id_probe_hfs_hfsplus(struct volume_id *id, uint64_t off);
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extern int volume_id_probe_hpfs(struct volume_id *id, uint64_t off);
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extern int volume_id_probe_iso9660(struct volume_id *id, uint64_t off);
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extern int volume_id_probe_jfs(struct volume_id *id, uint64_t off);
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extern int volume_id_probe_minix(struct volume_id *id, uint64_t off);
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extern int volume_id_probe_ntfs(struct volume_id *id, uint64_t off);
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extern int volume_id_probe_ocfs1(struct volume_id *id, uint64_t off);
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extern int volume_id_probe_ocfs2(struct volume_id *id, uint64_t off);
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extern int volume_id_probe_reiserfs(struct volume_id *id, uint64_t off);
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extern int volume_id_probe_romfs(struct volume_id *id, uint64_t off);
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extern int volume_id_probe_sysv(struct volume_id *id, uint64_t off);
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extern int volume_id_probe_udf(struct volume_id *id, uint64_t off);
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extern int volume_id_probe_ufs(struct volume_id *id, uint64_t off);
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extern int volume_id_probe_vxfs(struct volume_id *id, uint64_t off);
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extern int volume_id_probe_xfs(struct volume_id *id, uint64_t off);
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/* special formats */
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extern int volume_id_probe_linux_swap(struct volume_id *id, uint64_t off);
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extern int volume_id_probe_luks(struct volume_id *id, uint64_t off);
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/* raid */
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extern int volume_id_probe_linux_raid(struct volume_id *id, uint64_t off, uint64_t size);
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extern int volume_id_probe_lvm1(struct volume_id *id, uint64_t off);
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extern int volume_id_probe_lvm2(struct volume_id *id, uint64_t off);
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/* bios raid */
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extern int volume_id_probe_intel_software_raid(struct volume_id *id, uint64_t off, uint64_t size);
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extern int volume_id_probe_highpoint_37x_raid(struct volume_id *id, uint64_t off);
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extern int volume_id_probe_highpoint_45x_raid(struct volume_id *id, uint64_t off, uint64_t size);
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extern int volume_id_probe_lsi_mega_raid(struct volume_id *id, uint64_t off, uint64_t size);
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extern int volume_id_probe_nvidia_raid(struct volume_id *id, uint64_t off, uint64_t size);
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extern int volume_id_probe_promise_fasttrack_raid(struct volume_id *id, uint64_t off, uint64_t size);
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extern int volume_id_probe_silicon_medley_raid(struct volume_id *id, uint64_t off, uint64_t size);
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extern int volume_id_probe_via_raid(struct volume_id *id, uint64_t off, uint64_t size);
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/* partition tables */
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extern int volume_id_probe_msdos_part_table(struct volume_id *id, uint64_t off);
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extern int volume_id_probe_mac_partition_map(struct volume_id *id, uint64_t off);
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#endif
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