gpt.h

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/*
 * Copyright (c) 2009 Jiri Svoboda
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * - Redistributions of source code must retain the above copyright
 *   notice, this list of conditions and the following disclaimer.
 * - Redistributions in binary form must reproduce the above copyright
 *   notice, this list of conditions and the following disclaimer in the
 *   documentation and/or other materials provided with the distribution.
 * - The name of the author may not be used to endorse or promote products
 *   derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

#ifndef __GPT_H__
#define __GPT_H__

#include <sys/types.h>

#define GPT_HDR_BA      1

typedef struct {
        uint8_t efi_signature[8];
        uint32_t revision;
        uint32_t header_size;
        uint32_t header_crc32;
        uint32_t reserved;
        uint64_t my_lba;
        uint64_t alternate_lba;
        uint64_t first_usable_lba;
        uint64_t last_usable_lba;
        uint8_t disk_guid[16];
        uint64_t entry_lba;
        uint32_t num_entries;
        uint32_t entry_size;
        uint32_t pe_array_crc32;
} __attribute__((packed)) gpt_header_t;

typedef struct {
        uint8_t part_type[16];
        uint8_t part_id[16];
        uint64_t start_lba;
        uint64_t end_lba;
        uint64_t attributes;
        uint16_t part_name[36];
} __attribute__((packed)) gpt_entry_t;

#endif

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