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959ef981 | 1 | // SPDX-License-Identifier: GPL-2.0 |
48ec2905 DC |
2 | /* |
3 | * Copyright (c) 2004-2005 Silicon Graphics, Inc. | |
4 | * Copyright (c) 2012 Red Hat, Inc. | |
5 | * All Rights Reserved. | |
48ec2905 DC |
6 | */ |
7 | ||
8 | #include "libxfs.h" | |
9 | #include <sys/mman.h> | |
10 | #include "command.h" | |
11 | #include "input.h" | |
12 | #include "init.h" | |
9fc3ef62 | 13 | #include "libfrog/logging.h" |
42b4c8e8 | 14 | #include "libfrog/paths.h" |
fee68490 | 15 | #include "libfrog/fsgeom.h" |
a509ad57 | 16 | #include "space.h" |
48ec2905 DC |
17 | |
18 | static cmdinfo_t print_cmd; | |
19 | ||
10cfd61e | 20 | struct fileio *filetable; |
48ec2905 | 21 | int filecount; |
10cfd61e | 22 | struct fileio *file; |
48ec2905 DC |
23 | |
24 | static void | |
25 | print_fileio( | |
10cfd61e | 26 | struct fileio *file, |
48ec2905 DC |
27 | int index, |
28 | int braces) | |
29 | { | |
30 | printf(_("%c%03d%c %-14s\n"), braces? '[' : ' ', index, | |
31 | braces? ']' : ' ', file->name); | |
32 | } | |
33 | ||
34 | static int | |
35 | print_f( | |
36 | int argc, | |
37 | char **argv) | |
38 | { | |
39 | int i; | |
40 | ||
41 | for (i = 0; i < filecount; i++) | |
42 | print_fileio(&filetable[i], i, &filetable[i] == file); | |
43 | return 0; | |
44 | } | |
45 | ||
46 | int | |
47 | openfile( | |
48 | char *path, | |
a509ad57 | 49 | struct xfs_fd *xfd, |
cccf6abc | 50 | struct fs_path *fs_path) |
48ec2905 | 51 | { |
cccf6abc | 52 | struct fs_path *fsp; |
a509ad57 | 53 | int ret; |
48ec2905 | 54 | |
03d96c64 | 55 | ret = -xfd_open(xfd, path, O_RDONLY); |
9612817d DW |
56 | if (ret) { |
57 | if (ret == ENOTTY) | |
6fb70877 DW |
58 | fprintf(stderr, |
59 | _("%s: Not on a mounted XFS filesystem.\n"), | |
60 | path); | |
9fc3ef62 DW |
61 | else |
62 | xfrog_perror(ret, path); | |
48ec2905 DC |
63 | return -1; |
64 | } | |
cccf6abc | 65 | |
8990666e DW |
66 | fsp = fs_table_lookup(path, FS_MOUNT_POINT); |
67 | if (!fsp) { | |
68 | fprintf(stderr, _("%s: cannot find mount point."), | |
69 | path); | |
a509ad57 | 70 | xfd_close(xfd); |
8990666e | 71 | return -1; |
cccf6abc | 72 | } |
8990666e DW |
73 | memcpy(fs_path, fsp, sizeof(struct fs_path)); |
74 | ||
a509ad57 | 75 | return xfd->fd; |
48ec2905 DC |
76 | } |
77 | ||
78 | int | |
79 | addfile( | |
80 | char *name, | |
a509ad57 | 81 | struct xfs_fd *xfd, |
cccf6abc | 82 | struct fs_path *fs_path) |
48ec2905 DC |
83 | { |
84 | char *filename; | |
85 | ||
86 | filename = strdup(name); | |
87 | if (!filename) { | |
88 | perror("strdup"); | |
a509ad57 | 89 | xfd_close(xfd); |
48ec2905 DC |
90 | return -1; |
91 | } | |
92 | ||
93 | /* Extend the table of currently open files */ | |
10cfd61e DW |
94 | filetable = (struct fileio *)realloc(filetable, /* growing */ |
95 | ++filecount * sizeof(struct fileio)); | |
48ec2905 DC |
96 | if (!filetable) { |
97 | perror("realloc"); | |
98 | filecount = 0; | |
99 | free(filename); | |
a509ad57 | 100 | xfd_close(xfd); |
48ec2905 DC |
101 | return -1; |
102 | } | |
103 | ||
104 | /* Finally, make this the new active open file */ | |
105 | file = &filetable[filecount - 1]; | |
48ec2905 | 106 | file->name = filename; |
a509ad57 | 107 | memcpy(&file->xfd, xfd, sizeof(struct xfs_fd)); |
cccf6abc | 108 | memcpy(&file->fs_path, fs_path, sizeof(file->fs_path)); |
48ec2905 DC |
109 | return 0; |
110 | } | |
111 | ||
112 | void | |
113 | print_init(void) | |
114 | { | |
115 | print_cmd.name = "print"; | |
116 | print_cmd.altname = "p"; | |
117 | print_cmd.cfunc = print_f; | |
118 | print_cmd.argmin = 0; | |
119 | print_cmd.argmax = 0; | |
120 | print_cmd.flags = CMD_FLAG_ONESHOT; | |
121 | print_cmd.oneline = _("list current open files"); | |
122 | ||
123 | add_command(&print_cmd); | |
124 | } |