Module gpt

Functions for writing GUID Partition Tables for use in a composite disk image.

Structs

GptHeader 🔒

GptPartitionEntry

A GPT entry for a particular partition.

Enums

Error

Constants

GPT_BEGINNING_SIZE

The size in bytes of everything before the first partition: i.e. the MBR, GPT header and GPT partition entries.

GPT_END_SIZE

The size in bytes of everything after the last partition: i.e. the GPT partition entries and GPT footer.

GPT_HEADER_SIZE

The size in bytes of a GPT header.

GPT_NUM_PARTITIONS

The number of partition entries in the GPT, which is the maximum number of partitions which are supported.

GPT_PARTITION_ENTRY_SIZE

The size in bytes of a single GPT partition entry.

MBR_PARTITION_ENTRY_SIZE 🔒

The size in bytes on an MBR partition entry.

SECTOR_SIZE

The size in bytes of a disk sector (also called a block).

Functions

write_gpt_header

Write a GPT header for the disk.

write_guid 🔒

Write a UUID in the mixed-endian format which GPT uses for GUIDs.

write_protective_mbr

Write a protective MBR for a disk of the given total size (in bytes).