gpt.h

#ifndef GPT_H
#define GPT_H

#include <stdint.h>

#define PRIMARY_GPT_HEADER_LBA  1
#define GPT_HEADER_SIGNATURE    0x5452415020494645

typedef struct {
    uint64_t signature;
    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 partition_entry_lba;
    uint32_t number_of_partition_entries;
    uint32_t size_of_partition_entry;
    uint32_t partition_entry_array_crc32;
} __attribute__((packed)) gpt_header_t;

typedef struct {
    uint8_t partition_type_guid[16];
    uint8_t unique_partition_guid[16];
    uint64_t starting_lba;
    uint64_t ending_lba;
    uint64_t attributes;
    uint16_t partition_name[36];
} __attribute__((packed)) gpt_entry_t;

#endif //GPT_H