1
0
Fork 0
mirror of https://gitlab.com/sortix/sortix.git synced 2023-02-13 20:55:38 -05:00
sortix--sortix/libmount/include/mount/partition.h
Jonas 'Sortie' Termansen 2b72262b4f Relicense Sortix to the ISC license.
I hereby relicense all my work on Sortix under the ISC license as below.

All Sortix contributions by other people are already under this license,
are not substantial enough to be copyrightable, or have been removed.

All imported code from other projects is compatible with this license.

All GPL licensed code from other projects had previously been removed.

Copyright 2011-2016 Jonas 'Sortie' Termansen and contributors.

Permission to use, copy, modify, and distribute this software for any
purpose with or without fee is hereby granted, provided that the above
copyright notice and this permission notice appear in all copies.

THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
2016-03-05 22:21:50 +01:00

104 lines
2.9 KiB
C

/*
* Copyright (c) 2015 Jonas 'Sortie' Termansen.
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*
* mount/partition.h
* Partition abstraction.
*/
#ifndef INCLUDE_MOUNT_PARTITION_H
#define INCLUDE_MOUNT_PARTITION_H
#include <sys/types.h>
#if !defined(__cplusplus)
#include <stdbool.h>
#endif
#include <stddef.h>
#include <stdint.h>
#include <mount/blockdevice.h>
#include <mount/error.h>
enum partition_type
{
PARTITION_TYPE_PRIMARY,
PARTITION_TYPE_EXTENDED,
PARTITION_TYPE_LOGICAL,
};
enum partition_table_type
{
PARTITION_TABLE_TYPE_NONE,
PARTITION_TABLE_TYPE_UNKNOWN,
PARTITION_TABLE_TYPE_MBR,
PARTITION_TABLE_TYPE_GPT,
};
struct partition
{
struct blockdevice bdev;
struct blockdevice* parent_bdev;
char* path;
off_t start;
off_t length;
off_t extended_start;
off_t extended_length;
enum partition_type type;
enum partition_table_type table_type;
unsigned int index;
unsigned char gpt_type_guid[16];
unsigned char gpt_unique_guid[16];
unsigned char mbr_system_id;
char* gpt_name;
uint64_t gpt_attributes;
};
struct partition_table
{
enum partition_table_type type;
struct partition** partitions;
size_t partitions_count;
enum partition_error error;
unsigned char gpt_disk_guid[16];
void* raw_partition_table;
off_t usable_start;
off_t usable_end;
};
#if defined(__cplusplus)
extern "C" {
#endif
int partition_compare_index(const struct partition*, const struct partition*);
int partition_compare_index_indirect(const void*, const void*);
int partition_compare_start(const struct partition*, const struct partition*);
int partition_compare_start_indirect(const void*, const void*);
const char* partition_error_string(enum partition_error);
bool partition_check_overlap(const struct partition*, off_t, off_t);
void partition_release(struct partition*);
bool blockdevice_probe_partition_table_type(enum partition_table_type*, struct blockdevice*);
enum partition_error
blockdevice_get_partition_table(struct partition_table**, struct blockdevice*);
enum partition_error
blockdevice_get_partition_table_mbr(struct partition_table**, struct blockdevice*);
enum partition_error
blockdevice_get_partition_table_gpt(struct partition_table**, struct blockdevice*);
void partition_table_release(struct partition_table*);
#if defined(__cplusplus)
} /* extern "C" */
#endif
#endif