a0ff532148
loader(8). The following partition tables are supported: BSD label, GPT, MBR, EBR and VTOC8.
83 lines
2.6 KiB
C
83 lines
2.6 KiB
C
/*-
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* Copyright (c) 2012 Andrey V. Elsukov <ae@FreeBSD.org>
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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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* 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 AUTHORS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#ifndef _PART_H_
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#define _PART_H_
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struct ptable;
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enum ptable_type {
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PTABLE_NONE,
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PTABLE_BSD,
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PTABLE_MBR,
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PTABLE_GPT,
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PTABLE_VTOC8
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};
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enum partition_type {
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PART_UNKNOWN,
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PART_EFI,
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PART_FREEBSD,
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PART_FREEBSD_BOOT,
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PART_FREEBSD_NANDFS,
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PART_FREEBSD_UFS,
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PART_FREEBSD_ZFS,
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PART_FREEBSD_SWAP,
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PART_FREEBSD_VINUM,
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PART_LINUX,
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PART_LINUX_SWAP,
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PART_DOS,
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};
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struct ptable_entry {
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uint64_t start;
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uint64_t end;
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int index;
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enum partition_type type;
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};
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/* The offset and size are in sectors */
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typedef int (diskread_t)(void *arg, void *buf, size_t blocks, off_t offset);
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typedef void (ptable_iterate_t)(void *arg, const char *partname,
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const struct ptable_entry *part);
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struct ptable *ptable_open(void *dev, off_t sectors, uint16_t sectorsize,
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diskread_t *dread);
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void ptable_close(struct ptable *table);
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enum ptable_type ptable_gettype(const struct ptable *table);
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int ptable_getpart(const struct ptable *table, struct ptable_entry *part,
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int index);
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int ptable_getbestpart(const struct ptable *table, struct ptable_entry *part);
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void ptable_iterate(const struct ptable *table, void *arg,
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ptable_iterate_t *iter);
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const char *parttype2str(enum partition_type type);
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#endif /* !_PART_H_ */
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