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