| paul@181 | 1 | /* |
| paul@181 | 2 | * Filesystem image access functions. |
| paul@181 | 3 | * |
| paul@236 | 4 | * Copyright (C) 2019, 2021, 2022 Paul Boddie <paul@boddie.org.uk> |
| paul@181 | 5 | * |
| paul@181 | 6 | * This program is free software; you can redistribute it and/or |
| paul@181 | 7 | * modify it under the terms of the GNU General Public License as |
| paul@181 | 8 | * published by the Free Software Foundation; either version 2 of |
| paul@181 | 9 | * the License, or (at your option) any later version. |
| paul@181 | 10 | * |
| paul@181 | 11 | * This program is distributed in the hope that it will be useful, |
| paul@181 | 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| paul@181 | 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| paul@181 | 14 | * GNU General Public License for more details. |
| paul@181 | 15 | * |
| paul@181 | 16 | * You should have received a copy of the GNU General Public License |
| paul@181 | 17 | * along with this program; if not, write to the Free Software |
| paul@181 | 18 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, |
| paul@181 | 19 | * Boston, MA 02110-1301, USA |
| paul@181 | 20 | */ |
| paul@181 | 21 | |
| paul@181 | 22 | #ifndef __IMAGE_H__ |
| paul@181 | 23 | #define __IMAGE_H__ |
| paul@181 | 24 | |
| paul@181 | 25 | #include <ext2fs/ext2fs.h> |
| paul@226 | 26 | #include <sys/stat.h> |
| paul@181 | 27 | |
| paul@181 | 28 | #ifdef __cplusplus |
| paul@181 | 29 | extern "C" { |
| paul@181 | 30 | #endif |
| paul@181 | 31 | |
| paul@243 | 32 | /* Filesystem operations. */ |
| paul@243 | 33 | |
| paul@249 | 34 | errcode_t image_access_by_path(ext2_filsys fs, const char *path, |
| paul@249 | 35 | errcode_t (*op)(ext2_filsys, ext2_ino_t), |
| paul@249 | 36 | ext2_ino_t *ino); |
| paul@249 | 37 | |
| paul@181 | 38 | errcode_t image_create_file(ext2_filsys fs, ext2_ino_t ino_target, |
| paul@181 | 39 | const char *basename, __u16 mode, |
| paul@181 | 40 | __u16 uid, __u16 gid, ext2_ino_t *ino_file); |
| paul@181 | 41 | |
| paul@249 | 42 | errcode_t image_dir_empty_by_inode(ext2_filsys fs, ext2_ino_t ino); |
| paul@249 | 43 | |
| paul@249 | 44 | errcode_t image_dir_empty_by_path(ext2_filsys fs, const char *path, |
| paul@249 | 45 | ext2_ino_t *ino); |
| paul@249 | 46 | |
| paul@249 | 47 | errcode_t image_dir_get_parent(ext2_filsys fs, ext2_ino_t ino, |
| paul@249 | 48 | ext2_ino_t *ino_parent); |
| paul@249 | 49 | |
| paul@236 | 50 | int image_file_type(int mode); |
| paul@236 | 51 | |
| paul@181 | 52 | errcode_t image_find_next(ext2_filsys fs, ext2_ino_t ino_dir, |
| paul@181 | 53 | const char **basename, char *buf, ext2_ino_t *ino); |
| paul@181 | 54 | |
| paul@181 | 55 | errcode_t image_find_path(ext2_filsys fs, const char **pathname, |
| paul@181 | 56 | ext2_ino_t *ino); |
| paul@181 | 57 | |
| paul@181 | 58 | errcode_t image_find_file(ext2_filsys fs, const char *dirname, |
| paul@181 | 59 | const char *basename, ext2_ino_t *ino); |
| paul@181 | 60 | |
| paul@181 | 61 | errcode_t image_inode(ext2_filsys fs, const char *pathname, |
| paul@181 | 62 | struct ext2_inode *inode); |
| paul@181 | 63 | |
| paul@253 | 64 | errcode_t image_inode_refcount_update(ext2_filsys fs, ext2_ino_t ino, |
| paul@253 | 65 | int change); |
| paul@249 | 66 | |
| paul@226 | 67 | errcode_t image_list_dir(ext2_filsys fs, const char *path, |
| paul@226 | 68 | int (*proc)(struct ext2_dir_entry *, int, int, char *, |
| paul@226 | 69 | void *), |
| paul@226 | 70 | void *data); |
| paul@226 | 71 | |
| paul@181 | 72 | errcode_t image_make_dir(ext2_filsys fs, ext2_ino_t ino_dir, |
| paul@181 | 73 | const char *basename, __u16 mode, |
| paul@181 | 74 | __u16 uid, __u16 gid, ext2_ino_t *ino); |
| paul@181 | 75 | |
| paul@181 | 76 | errcode_t image_make_next_dir(ext2_filsys fs, ext2_ino_t ino_dir, |
| paul@181 | 77 | const char **basename, __u16 mode, __u16 uid, |
| paul@181 | 78 | __u16 gid, ext2_ino_t *ino); |
| paul@181 | 79 | |
| paul@181 | 80 | errcode_t image_make_dirs(ext2_filsys fs, const char **pathname, |
| paul@181 | 81 | ext2_ino_t ino_dir, __u16 mode, __u16 uid, |
| paul@181 | 82 | __u16 gid); |
| paul@181 | 83 | |
| paul@235 | 84 | errcode_t image_remove_by_inode(ext2_filsys fs, ext2_ino_t ino); |
| paul@235 | 85 | |
| paul@249 | 86 | errcode_t image_remove_by_path(ext2_filsys fs, const char *path, |
| paul@249 | 87 | ext2_ino_t *ino); |
| paul@248 | 88 | |
| paul@236 | 89 | errcode_t image_rename(ext2_filsys fs, ext2_ino_t source, |
| paul@236 | 90 | ext2_ino_t source_parent, const char *source_basename, |
| paul@236 | 91 | ext2_ino_t target_parent, const char *target_basename); |
| paul@236 | 92 | |
| paul@181 | 93 | void image_set_metadata(struct ext2_inode *inode, int clean, __u16 mode, |
| paul@181 | 94 | __u16 uid, __u16 gid); |
| paul@181 | 95 | |
| paul@181 | 96 | errcode_t image_stat_inode(ext2_filsys fs, ext2_ino_t ino, struct stat *st); |
| paul@181 | 97 | |
| paul@231 | 98 | errcode_t image_unlink_by_name(ext2_filsys fs, ext2_ino_t ino_parent, |
| paul@231 | 99 | const char *basename); |
| paul@231 | 100 | |
| paul@243 | 101 | errcode_t image_unlink_by_path(ext2_filsys fs, const char *path); |
| paul@243 | 102 | |
| paul@231 | 103 | errcode_t image_unlink_by_inode(ext2_filsys fs, ext2_ino_t ino_parent, |
| paul@231 | 104 | ext2_ino_t ino); |
| paul@231 | 105 | |
| paul@243 | 106 | /* Presence and type tests. */ |
| paul@243 | 107 | |
| paul@243 | 108 | int image_exists(ext2_filsys fs, const char *name); |
| paul@243 | 109 | |
| paul@181 | 110 | int _image_isdir(ext2_filsys fs, ext2_ino_t ino); |
| paul@181 | 111 | |
| paul@181 | 112 | int image_isdir(ext2_filsys fs, const char *name); |
| paul@181 | 113 | |
| paul@255 | 114 | int image_isdir_by_path(ext2_filsys fs, const char *name, ext2_ino_t *ino); |
| paul@255 | 115 | |
| paul@181 | 116 | int _image_isfile(ext2_filsys fs, ext2_ino_t ino); |
| paul@181 | 117 | |
| paul@181 | 118 | int image_isfile(ext2_filsys fs, const char *name); |
| paul@181 | 119 | |
| paul@255 | 120 | int image_isfile_by_path(ext2_filsys fs, const char *name, ext2_ino_t *ino); |
| paul@255 | 121 | |
| paul@181 | 122 | #ifdef __cplusplus |
| paul@181 | 123 | } |
| paul@181 | 124 | #endif |
| paul@181 | 125 | |
| paul@181 | 126 | |
| paul@181 | 127 | #endif /* __IMAGE_H__ */ |
| paul@249 | 128 | |
| paul@249 | 129 | /* vim: tabstop=4 expandtab shiftwidth=4 |
| paul@249 | 130 | */ |
