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/*
* Copyright (c) 2016, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#ifndef GPT_H
#define GPT_H
#include <partition.h>
#define PARTITION_TYPE_GPT 0xee
#define GPT_HEADER_OFFSET PARTITION_BLOCK_SIZE
#define GPT_ENTRY_OFFSET (GPT_HEADER_OFFSET + \
PARTITION_BLOCK_SIZE)
#define GUID_LEN 16
#define GPT_SIGNATURE "EFI PART"
typedef struct gpt_entry {
unsigned char type_uuid[GUID_LEN];
unsigned char unique_uuid[GUID_LEN];
unsigned long long first_lba;
unsigned long long last_lba;
unsigned long long attr;
unsigned short name[EFI_NAMELEN];
} gpt_entry_t;
typedef struct gpt_header {
unsigned char signature[8];
unsigned int revision;
unsigned int size;
unsigned int header_crc;
unsigned int reserved;
unsigned long long current_lba;
unsigned long long backup_lba;
unsigned long long first_lba;
unsigned long long last_lba;
unsigned char disk_uuid[16];
/* starting LBA of array of partition entries */
unsigned long long part_lba;
/* number of partition entries in array */
unsigned int list_num;
/* size of a single partition entry (usually 128) */
unsigned int part_size;
unsigned int part_crc;
} gpt_header_t;
int parse_gpt_entry(gpt_entry_t *gpt_entry, partition_entry_t *entry);
#endif /* GPT_H */