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Diffstat (limited to 'extras/volume_id/lib/libvolume_id.h')
| -rw-r--r-- | extras/volume_id/lib/libvolume_id.h | 111 |
1 files changed, 111 insertions, 0 deletions
diff --git a/extras/volume_id/lib/libvolume_id.h b/extras/volume_id/lib/libvolume_id.h new file mode 100644 index 0000000000..7faf8d8af3 --- /dev/null +++ b/extras/volume_id/lib/libvolume_id.h @@ -0,0 +1,111 @@ +/* + * volume_id - reads volume label and uuid + * + * Copyright (C) 2005 Kay Sievers <kay.sievers@vrfy.org> + * + * 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 version 2 of the License. + */ + +#ifndef _LIBVOLUME_ID_H_ +#define _LIBVOLUME_ID_H_ + +#include <stdint.h> +#include <stddef.h> + +#ifndef PACKED +#define PACKED __attribute__((packed)) +#endif + + +typedef void (*volume_id_log_fn)(int priority, const char *file, int line, const char *format, ...) + __attribute__ ((format(printf, 4, 5))); + +extern volume_id_log_fn volume_id_log; + +#define VOLUME_ID_LABEL_SIZE 64 +#define VOLUME_ID_UUID_SIZE 36 +#define VOLUME_ID_FORMAT_SIZE 32 +#define VOLUME_ID_PATH_MAX 256 +#define VOLUME_ID_PARTITIONS_MAX 256 + +enum volume_id_usage { + VOLUME_ID_UNUSED, + VOLUME_ID_UNPROBED, + VOLUME_ID_OTHER, + VOLUME_ID_FILESYSTEM, + VOLUME_ID_RAID, + VOLUME_ID_DISKLABEL, + VOLUME_ID_CRYPTO, +}; + +struct volume_id { + uint8_t label_raw[VOLUME_ID_LABEL_SIZE]; + size_t label_raw_len; + char label[VOLUME_ID_LABEL_SIZE+1]; + uint8_t uuid_raw[VOLUME_ID_UUID_SIZE]; + size_t uuid_raw_len; + char uuid[VOLUME_ID_UUID_SIZE+1]; + enum volume_id_usage usage_id; + char *usage; + char *type; + char type_version[VOLUME_ID_FORMAT_SIZE]; + + int fd; + uint8_t *sbbuf; + size_t sbbuf_len; + uint8_t *seekbuf; + uint64_t seekbuf_off; + size_t seekbuf_len; + int fd_close:1; +}; + +extern struct volume_id *volume_id_open_fd(int fd); +extern struct volume_id *volume_id_open_node(const char *path); +extern int volume_id_probe_all(struct volume_id *id, uint64_t off, uint64_t size); +extern int volume_id_probe_filesystem(struct volume_id *id, uint64_t off, uint64_t size); +extern int volume_id_probe_raid(struct volume_id *id, uint64_t off, uint64_t size); +extern void volume_id_close(struct volume_id *id); + +/* filesystems */ +extern int volume_id_probe_cramfs(struct volume_id *id, uint64_t off); +extern int volume_id_probe_ext(struct volume_id *id, uint64_t off); +extern int volume_id_probe_vfat(struct volume_id *id, uint64_t off); +extern int volume_id_probe_hfs_hfsplus(struct volume_id *id, uint64_t off); +extern int volume_id_probe_hpfs(struct volume_id *id, uint64_t off); +extern int volume_id_probe_iso9660(struct volume_id *id, uint64_t off); +extern int volume_id_probe_jfs(struct volume_id *id, uint64_t off); +extern int volume_id_probe_minix(struct volume_id *id, uint64_t off); +extern int volume_id_probe_ntfs(struct volume_id *id, uint64_t off); +extern int volume_id_probe_ocfs1(struct volume_id *id, uint64_t off); +extern int volume_id_probe_ocfs2(struct volume_id *id, uint64_t off); +extern int volume_id_probe_reiserfs(struct volume_id *id, uint64_t off); +extern int volume_id_probe_romfs(struct volume_id *id, uint64_t off); +extern int volume_id_probe_sysv(struct volume_id *id, uint64_t off); +extern int volume_id_probe_udf(struct volume_id *id, uint64_t off); +extern int volume_id_probe_ufs(struct volume_id *id, uint64_t off); +extern int volume_id_probe_vxfs(struct volume_id *id, uint64_t off); +extern int volume_id_probe_xfs(struct volume_id *id, uint64_t off); +extern int volume_id_probe_squashfs(struct volume_id *id, uint64_t off); + +/* special formats */ +extern int volume_id_probe_linux_swap(struct volume_id *id, uint64_t off); +extern int volume_id_probe_luks(struct volume_id *id, uint64_t off); + +/* raid */ +extern int volume_id_probe_linux_raid(struct volume_id *id, uint64_t off, uint64_t size); +extern int volume_id_probe_lvm1(struct volume_id *id, uint64_t off); +extern int volume_id_probe_lvm2(struct volume_id *id, uint64_t off); + +/* bios raid */ +extern int volume_id_probe_intel_software_raid(struct volume_id *id, uint64_t off, uint64_t size); +extern int volume_id_probe_highpoint_37x_raid(struct volume_id *id, uint64_t off); +extern int volume_id_probe_highpoint_45x_raid(struct volume_id *id, uint64_t off, uint64_t size); +extern int volume_id_probe_lsi_mega_raid(struct volume_id *id, uint64_t off, uint64_t size); +extern int volume_id_probe_nvidia_raid(struct volume_id *id, uint64_t off, uint64_t size); +extern int volume_id_probe_promise_fasttrack_raid(struct volume_id *id, uint64_t off, uint64_t size); +extern int volume_id_probe_silicon_medley_raid(struct volume_id *id, uint64_t off, uint64_t size); +extern int volume_id_probe_via_raid(struct volume_id *id, uint64_t off, uint64_t size); + +#endif |