44 lines
963 B
C
44 lines
963 B
C
#ifndef __LIB__PART_H__
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#define __LIB__PART_H__
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#include <stdint.h>
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#include <stdbool.h>
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#include <lib/guid.h>
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#if defined (uefi)
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# include <efi.h>
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#endif
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#define NO_PARTITION (-1)
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#define INVALID_TABLE (-2)
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#define END_OF_TABLE (-3)
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#if defined (bios)
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typedef int drive_t;
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#elif defined (uefi)
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typedef EFI_HANDLE drive_t;
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#endif
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struct volume {
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drive_t drive;
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int partition;
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int sector_size;
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uint64_t first_sect;
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uint64_t sect_count;
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bool guid_valid;
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struct guid guid;
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bool part_guid_valid;
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struct guid part_guid;
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};
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void volume_create_index(void);
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bool gpt_get_guid(struct guid *guid, struct volume *volume);
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int part_get(struct volume *part, struct volume *volume, int partition);
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bool volume_get_by_guid(struct volume *part, struct guid *guid);
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bool volume_get_by_coord(struct volume *part, drive_t drive, int partition);
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int volume_read(struct volume *part, void *buffer, uint64_t loc, uint64_t count);
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#endif
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