1/* SPDX-License-Identifier: GPL-2.0 */
2#include <linux/pagemap.h>
3#include <linux/blkdev.h>
4#include "../blk.h"
5
6/*
7 * add_gd_partition adds a partitions details to the devices partition
8 * description.
9 */
10struct parsed_partitions {
11 struct gendisk *disk;
12 char name[BDEVNAME_SIZE];
13 struct {
14 sector_t from;
15 sector_t size;
16 int flags;
17 bool has_info;
18 struct partition_meta_info info;
19 } *parts;
20 int next;
21 int limit;
22 bool access_beyond_eod;
23 char *pp_buf;
24};
25
26typedef struct {
27 struct folio *v;
28} Sector;
29
30void *read_part_sector(struct parsed_partitions *state, sector_t n, Sector *p);
31static inline void put_dev_sector(Sector p)
32{
33 folio_put(folio: p.v);
34}
35
36static inline void
37put_partition(struct parsed_partitions *p, int n, sector_t from, sector_t size)
38{
39 if (n < p->limit) {
40 char tmp[1 + BDEVNAME_SIZE + 10 + 1];
41
42 p->parts[n].from = from;
43 p->parts[n].size = size;
44 snprintf(buf: tmp, size: sizeof(tmp), fmt: " %s%d", p->name, n);
45 strlcat(p->pp_buf, tmp, PAGE_SIZE);
46 }
47}
48
49/* detection routines go here in alphabetical order: */
50int adfspart_check_ADFS(struct parsed_partitions *state);
51int adfspart_check_CUMANA(struct parsed_partitions *state);
52int adfspart_check_EESOX(struct parsed_partitions *state);
53int adfspart_check_ICS(struct parsed_partitions *state);
54int adfspart_check_POWERTEC(struct parsed_partitions *state);
55int aix_partition(struct parsed_partitions *state);
56int amiga_partition(struct parsed_partitions *state);
57int atari_partition(struct parsed_partitions *state);
58int cmdline_partition(struct parsed_partitions *state);
59int efi_partition(struct parsed_partitions *state);
60int ibm_partition(struct parsed_partitions *);
61int karma_partition(struct parsed_partitions *state);
62int ldm_partition(struct parsed_partitions *state);
63int mac_partition(struct parsed_partitions *state);
64int msdos_partition(struct parsed_partitions *state);
65int of_partition(struct parsed_partitions *state);
66int osf_partition(struct parsed_partitions *state);
67int sgi_partition(struct parsed_partitions *state);
68int sun_partition(struct parsed_partitions *state);
69int sysv68_partition(struct parsed_partitions *state);
70int ultrix_partition(struct parsed_partitions *state);
71