141 lines
4.5 KiB
C
141 lines
4.5 KiB
C
/* $NetBSD: gpt.h,v 1.41 2019/06/30 11:38:16 sevan Exp $ */
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/*-
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* Copyright (c) 2002 Marcel Moolenaar
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* $FreeBSD: src/sbin/gpt/gpt.h,v 1.11 2006/06/22 22:05:28 marcel Exp $
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*/
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#ifndef _GPT_H_
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#define _GPT_H_
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#ifndef HAVE_NBTOOL_CONFIG_H
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#include <util.h>
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#else
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#include "opendisk.h"
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#include "namespace.h"
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#endif
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#include "gpt_uuid.h"
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struct mbr_part {
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uint8_t part_flag; /* bootstrap flags */
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uint8_t part_shd; /* starting head */
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uint8_t part_ssect; /* starting sector */
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uint8_t part_scyl; /* starting cylinder */
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uint8_t part_typ; /* partition type */
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uint8_t part_ehd; /* end head */
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uint8_t part_esect; /* end sector */
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uint8_t part_ecyl; /* end cylinder */
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uint16_t part_start_lo; /* absolute starting ... */
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uint16_t part_start_hi; /* ... sector number */
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uint16_t part_size_lo; /* partition size ... */
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uint16_t part_size_hi; /* ... in sectors */
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};
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struct mbr {
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uint8_t mbr_code[446];
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struct mbr_part mbr_part[4];
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uint16_t mbr_sig;
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#define MBR_SIG 0xAA55
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};
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typedef struct gpt *gpt_t;
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typedef struct map *map_t;
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struct gpt_cmd {
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const char *name;
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int (*fptr)(gpt_t, int, char *[]);
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const char **help;
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size_t hlen;
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int flags;
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};
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uint32_t crc32(const void *, size_t);
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void gpt_close(gpt_t);
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int gpt_gpt(gpt_t, off_t, int);
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gpt_t gpt_open(const char *, int, int, off_t, u_int, time_t);
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#define GPT_READONLY 0x01
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#define GPT_MODIFIED 0x02
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#define GPT_QUIET 0x04
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#define GPT_NOSYNC 0x08
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#define GPT_FILE 0x10
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#define GPT_TIMESTAMP 0x20
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#define GPT_SYNC 0x40
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#define GPT_OPTDEV 0x8000
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void* gpt_read(gpt_t, off_t, size_t);
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off_t gpt_last(gpt_t);
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off_t gpt_create(gpt_t, off_t, u_int, int);
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int gpt_write(gpt_t, map_t);
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int gpt_write_crc(gpt_t, map_t, map_t);
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int gpt_write_primary(gpt_t);
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int gpt_write_backup(gpt_t);
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struct gpt_hdr *gpt_hdr(gpt_t);
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void gpt_msg(gpt_t, const char *, ...) __printflike(2, 3);
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void gpt_warn(gpt_t, const char *, ...) __printflike(2, 3);
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void gpt_warnx(gpt_t, const char *, ...) __printflike(2, 3);
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void gpt_create_pmbr_part(struct mbr_part *, off_t, int);
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struct gpt_ent *gpt_ent(map_t, map_t, unsigned int);
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struct gpt_ent *gpt_ent_primary(gpt_t, unsigned int);
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struct gpt_ent *gpt_ent_backup(gpt_t, unsigned int);
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int gpt_usage(const char *, const struct gpt_cmd *);
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void utf16_to_utf8(const uint16_t *, size_t, uint8_t *, size_t);
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void utf8_to_utf16(const uint8_t *, uint16_t *, size_t);
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#define GPT_FIND "ab:i:L:s:t:"
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struct gpt_find {
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int all;
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gpt_uuid_t type;
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off_t block, size;
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unsigned int entry;
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uint8_t *name, *label;
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const char *msg;
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};
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int gpt_change_ent(gpt_t, const struct gpt_find *,
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void (*)(struct gpt_ent *, void *, int), void *);
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int gpt_change_hdr(gpt_t, const struct gpt_find *,
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void (*)(struct gpt_hdr *, void *, int), void *);
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int gpt_add_find(gpt_t, struct gpt_find *, int);
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#define GPT_AIS "a:i:s:"
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int gpt_add_ais(gpt_t, off_t *, u_int *, off_t *, int);
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off_t gpt_check_ais(gpt_t, off_t, u_int, off_t);
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int gpt_attr_get(gpt_t, uint64_t *);
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const char *gpt_attr_list(char *, size_t, uint64_t);
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void gpt_attr_help(const char *);
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int gpt_attr_update(gpt_t, u_int, uint64_t, uint64_t);
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int gpt_uint_get(gpt_t, u_int *);
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int gpt_human_get(gpt_t, off_t *);
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int gpt_uuid_get(gpt_t, gpt_uuid_t *);
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int gpt_name_get(gpt_t, void *);
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int gpt_add_hdr(gpt_t, int, off_t);
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void gpt_show_num(const char *, uintmax_t);
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#endif /* _GPT_H_ */
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