| /* |
| * 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 */ |