2d48a58f9f
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117 lines
4.3 KiB
C
117 lines
4.3 KiB
C
/*-
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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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* $FreeBSD$
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*/
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#ifndef _SYS_GPT_H_
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#define _SYS_GPT_H_
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#include <sys/uuid.h>
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struct gpt_hdr {
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char hdr_sig[8];
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#define GPT_HDR_SIG "EFI PART"
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uint32_t hdr_revision;
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#define GPT_HDR_REVISION 0x00010000
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uint32_t hdr_size;
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uint32_t hdr_crc_self;
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uint32_t __reserved;
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uint64_t hdr_lba_self;
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uint64_t hdr_lba_alt;
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uint64_t hdr_lba_start;
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uint64_t hdr_lba_end;
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struct uuid hdr_uuid;
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uint64_t hdr_lba_table;
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uint32_t hdr_entries;
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uint32_t hdr_entsz;
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uint32_t hdr_crc_table;
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/*
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* The header as defined in the EFI spec is not a multiple of 8 bytes
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* and given that the alignment requirement is on an 8 byte boundary,
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* padding will happen. We make the padding explicit so that we can
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* correct the value returned by sizeof() when we put the size of the
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* header in field hdr_size, or otherwise use offsetof().
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*/
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uint32_t padding;
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};
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struct gpt_ent {
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struct uuid ent_type;
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struct uuid ent_uuid;
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uint64_t ent_lba_start;
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uint64_t ent_lba_end;
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uint64_t ent_attr;
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#define GPT_ENT_ATTR_PLATFORM (1ULL << 0)
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uint16_t ent_name[36]; /* UTF-16. */
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};
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#define GPT_ENT_TYPE_UNUSED \
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{0x00000000,0x0000,0x0000,0x00,0x00,{0x00,0x00,0x00,0x00,0x00,0x00}}
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#define GPT_ENT_TYPE_EFI \
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{0xc12a7328,0xf81f,0x11d2,0xba,0x4b,{0x00,0xa0,0xc9,0x3e,0xc9,0x3b}}
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#define GPT_ENT_TYPE_MBR \
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{0x024dee41,0x33e7,0x11d3,0x9d,0x69,{0x00,0x08,0xc7,0x81,0xf3,0x9f}}
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#define GPT_ENT_TYPE_FREEBSD \
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{0x516e7cb4,0x6ecf,0x11d6,0x8f,0xf8,{0x00,0x02,0x2d,0x09,0x71,0x2b}}
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#define GPT_ENT_TYPE_FREEBSD_SWAP \
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{0x516e7cb5,0x6ecf,0x11d6,0x8f,0xf8,{0x00,0x02,0x2d,0x09,0x71,0x2b}}
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#define GPT_ENT_TYPE_FREEBSD_UFS \
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{0x516e7cb6,0x6ecf,0x11d6,0x8f,0xf8,{0x00,0x02,0x2d,0x09,0x71,0x2b}}
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#define GPT_ENT_TYPE_FREEBSD_VINUM \
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{0x516e7cb8,0x6ecf,0x11d6,0x8f,0xf8,{0x00,0x02,0x2d,0x09,0x71,0x2b}}
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/*
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* The following are unused but documented here to avoid reuse.
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*
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* GPT_ENT_TYPE_FREEBSD_UFS2 \
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* {0x516e7cb7,0x6ecf,0x11d6,0x8f,0xf8,{0x00,0x02,0x2d,0x09,0x71,0x2b}}
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*/
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/*
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* Foreign partition types that we're likely to encounter. Note that Linux
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* apparently choose to share data partitions with MS. I don't what the
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* advantage might be. I can see how sharing swap partitions is advantaous
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* though.
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*/
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#define GPT_ENT_TYPE_MS_RESERVED \
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{0xe3c9e316,0x0b5c,0x4db8,0x81,0x7d,{0xf9,0x2d,0xf0,0x02,0x15,0xae}}
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#define GPT_ENT_TYPE_MS_BASIC_DATA \
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{0xebd0a0a2,0xb9e5,0x4433,0x87,0xc0,{0x68,0xb6,0xb7,0x26,0x99,0xc7}}
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#define GPT_ENT_TYPE_MS_LDM_METADATA \
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{0x5808c8aa,0x7e8f,0x42e0,0x85,0xd2,{0xe1,0xe9,0x04,0x34,0xcf,0xb3}}
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#define GPT_ENT_TYPE_MS_LDM_DATA \
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{0xaf9b60a0,0x1431,0x4f62,0xbc,0x68,{0x33,0x11,0x71,0x4a,0x69,0xad}}
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#define GPT_ENT_TYPE_LINUX_DATA GPT_ENT_TYPE_MS_BASIC_DATA
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#define GPT_ENT_TYPE_LINUX_RAID \
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{0xa19d880f,0x05fc,0x4d3b,0xa0,0x06,{0x74,0x3f,0x0f,0x84,0x91,0x1e}}
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#define GPT_ENT_TYPE_LINUX_SWAP \
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{0x0657fd6d,0xa4ab,0x43c4,0x84,0xe5,{0x09,0x33,0xc8,0x4b,0x4f,0x4f}}
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#define GPT_ENT_TYPE_LINUX_LVM \
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{0xe6d6d379,0xf507,0x44c2,0xa2,0x3c,{0x23,0x8f,0x2a,0x3d,0xf9,0x28}}
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#endif /* _SYS_GPT_H_ */
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