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