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b2441318 | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
1da177e4 LT |
2 | #include <linux/pagemap.h> |
3 | #include <linux/blkdev.h> | |
6d1d8050 | 4 | #include <linux/genhd.h> |
581e2600 | 5 | #include "../blk.h" |
1da177e4 LT |
6 | |
7 | /* | |
8 | * add_gd_partition adds a partitions details to the devices partition | |
9 | * description. | |
10 | */ | |
1da177e4 | 11 | struct parsed_partitions { |
1493bf21 | 12 | struct block_device *bdev; |
1da177e4 LT |
13 | char name[BDEVNAME_SIZE]; |
14 | struct { | |
15 | sector_t from; | |
16 | sector_t size; | |
17 | int flags; | |
6d1d8050 WD |
18 | bool has_info; |
19 | struct partition_meta_info info; | |
ac2e5327 | 20 | } *parts; |
1da177e4 LT |
21 | int next; |
22 | int limit; | |
b403a98e | 23 | bool access_beyond_eod; |
9c867fbe | 24 | char *pp_buf; |
1da177e4 LT |
25 | }; |
26 | ||
1a9fba3a CH |
27 | typedef struct { |
28 | struct page *v; | |
29 | } Sector; | |
30 | ||
31 | void *read_part_sector(struct parsed_partitions *state, sector_t n, Sector *p); | |
32 | static inline void put_dev_sector(Sector p) | |
1493bf21 | 33 | { |
1a9fba3a | 34 | put_page(p.v); |
1493bf21 TH |
35 | } |
36 | ||
1da177e4 LT |
37 | static inline void |
38 | put_partition(struct parsed_partitions *p, int n, sector_t from, sector_t size) | |
39 | { | |
40 | if (n < p->limit) { | |
9c867fbe AD |
41 | char tmp[1 + BDEVNAME_SIZE + 10 + 1]; |
42 | ||
1da177e4 LT |
43 | p->parts[n].from = from; |
44 | p->parts[n].size = size; | |
9c867fbe AD |
45 | snprintf(tmp, sizeof(tmp), " %s%d", p->name, n); |
46 | strlcat(p->pp_buf, tmp, PAGE_SIZE); | |
1da177e4 LT |
47 | } |
48 | } | |
3f1b95ef CH |
49 | |
50 | /* detection routines go here in alphabetical order: */ | |
51 | int adfspart_check_ADFS(struct parsed_partitions *state); | |
52 | int adfspart_check_CUMANA(struct parsed_partitions *state); | |
53 | int adfspart_check_EESOX(struct parsed_partitions *state); | |
54 | int adfspart_check_ICS(struct parsed_partitions *state); | |
55 | int adfspart_check_POWERTEC(struct parsed_partitions *state); | |
56 | int aix_partition(struct parsed_partitions *state); | |
57 | int amiga_partition(struct parsed_partitions *state); | |
58 | int atari_partition(struct parsed_partitions *state); | |
59 | int cmdline_partition(struct parsed_partitions *state); | |
60 | int efi_partition(struct parsed_partitions *state); | |
61 | int ibm_partition(struct parsed_partitions *); | |
62 | int karma_partition(struct parsed_partitions *state); | |
63 | int ldm_partition(struct parsed_partitions *state); | |
64 | int mac_partition(struct parsed_partitions *state); | |
65 | int msdos_partition(struct parsed_partitions *state); | |
66 | int osf_partition(struct parsed_partitions *state); | |
67 | int sgi_partition(struct parsed_partitions *state); | |
68 | int sun_partition(struct parsed_partitions *state); | |
69 | int sysv68_partition(struct parsed_partitions *state); | |
70 | int ultrix_partition(struct parsed_partitions *state); |