| bigbiff | 7b4c7a6 | 2015-01-01 19:44:14 -0500 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2009 Karel Zak <kzak@redhat.com> |
| 3 | * |
| 4 | * This file may be redistributed under the terms of the |
| 5 | * GNU Lesser General Public License. |
| 6 | */ |
| 7 | |
| 8 | #include <stdio.h> |
| 9 | #include <stdlib.h> |
| 10 | #include <sys/types.h> |
| 11 | #include <sys/stat.h> |
| 12 | #include <fcntl.h> |
| 13 | #include <errno.h> |
| 14 | |
| 15 | #include <blkid.h> |
| 16 | #include "c.h" |
| 17 | |
| 18 | int main(int argc, char *argv[]) |
| 19 | { |
| 20 | int i, nparts; |
| 21 | char *devname; |
| 22 | blkid_probe pr; |
| 23 | blkid_partlist ls; |
| 24 | blkid_parttable root_tab; |
| 25 | |
| 26 | if (argc < 2) { |
| 27 | fprintf(stderr, "usage: %s <device|file> " |
| 28 | "-- prints partitions\n", |
| 29 | program_invocation_short_name); |
| 30 | return EXIT_FAILURE; |
| 31 | } |
| 32 | |
| 33 | devname = argv[1]; |
| 34 | pr = blkid_new_probe_from_filename(devname); |
| 35 | if (!pr) |
| 36 | err(EXIT_FAILURE, "%s: faild to create a new libblkid probe", |
| 37 | devname); |
| 38 | /* Binary interface */ |
| 39 | ls = blkid_probe_get_partitions(pr); |
| 40 | if (!ls) |
| 41 | errx(EXIT_FAILURE, "%s: failed to read partitions\n", devname); |
| 42 | |
| 43 | /* |
| 44 | * Print info about the primary (root) partition table |
| 45 | */ |
| 46 | root_tab = blkid_partlist_get_table(ls); |
| 47 | if (!root_tab) |
| 48 | errx(EXIT_FAILURE, "%s: does not contains any " |
| 49 | "known partition table\n", devname); |
| 50 | |
| 51 | printf("size: %jd, sector size: %u, PT: %s, offset: %jd, id=%s\n---\n", |
| 52 | blkid_probe_get_size(pr), |
| 53 | blkid_probe_get_sectorsize(pr), |
| 54 | blkid_parttable_get_type(root_tab), |
| 55 | blkid_parttable_get_offset(root_tab), |
| 56 | blkid_parttable_get_id(root_tab)); |
| 57 | |
| 58 | /* |
| 59 | * List partitions |
| 60 | */ |
| 61 | nparts = blkid_partlist_numof_partitions(ls); |
| 62 | if (!nparts) |
| 63 | goto done; |
| 64 | |
| 65 | for (i = 0; i < nparts; i++) { |
| 66 | const char *p; |
| 67 | blkid_partition par = blkid_partlist_get_partition(ls, i); |
| 68 | blkid_parttable tab = blkid_partition_get_table(par); |
| 69 | |
| 70 | printf("#%d: %10llu %10llu 0x%x", |
| 71 | blkid_partition_get_partno(par), |
| 72 | (unsigned long long) blkid_partition_get_start(par), |
| 73 | (unsigned long long) blkid_partition_get_size(par), |
| 74 | blkid_partition_get_type(par)); |
| 75 | |
| 76 | if (root_tab != tab) |
| 77 | /* subpartition (BSD, Minix, ...) */ |
| 78 | printf(" (%s)", blkid_parttable_get_type(tab)); |
| 79 | |
| 80 | p = blkid_partition_get_name(par); |
| 81 | if (p) |
| 82 | printf(" name='%s'", p); |
| 83 | p = blkid_partition_get_uuid(par); |
| 84 | if (p) |
| 85 | printf(" uuid='%s'", p); |
| 86 | p = blkid_partition_get_type_string(par); |
| 87 | if (p) |
| 88 | printf(" type='%s'", p); |
| 89 | |
| 90 | putc('\n', stdout); |
| 91 | } |
| 92 | |
| 93 | done: |
| 94 | blkid_free_probe(pr); |
| 95 | return EXIT_SUCCESS; |
| 96 | } |