Last change
on this file since 1680 was 821, checked in by Bruno Cornec, 18 years ago |
Addition of busybox 1.2.1 as a mindi-busybox new package
This should avoid delivering binary files in mindi not built there (Fedora and Debian are quite serious about that)
|
File size:
1.4 KB
|
Rev | Line | |
---|
[821] | 1 | /*
|
---|
| 2 | * newdir.c --- create a new directory block
|
---|
| 3 | *
|
---|
| 4 | * Copyright (C) 1994, 1995 Theodore Ts'o.
|
---|
| 5 | *
|
---|
| 6 | * %Begin-Header%
|
---|
| 7 | * This file may be redistributed under the terms of the GNU Public
|
---|
| 8 | * License.
|
---|
| 9 | * %End-Header%
|
---|
| 10 | */
|
---|
| 11 |
|
---|
| 12 | #include <stdio.h>
|
---|
| 13 | #include <string.h>
|
---|
| 14 | #if HAVE_UNISTD_H
|
---|
| 15 | #include <unistd.h>
|
---|
| 16 | #endif
|
---|
| 17 |
|
---|
| 18 | #include "ext2_fs.h"
|
---|
| 19 | #include "ext2fs.h"
|
---|
| 20 |
|
---|
| 21 | #ifndef EXT2_FT_DIR
|
---|
| 22 | #define EXT2_FT_DIR 2
|
---|
| 23 | #endif
|
---|
| 24 |
|
---|
| 25 | /*
|
---|
| 26 | * Create new directory block
|
---|
| 27 | */
|
---|
| 28 | errcode_t ext2fs_new_dir_block(ext2_filsys fs, ext2_ino_t dir_ino,
|
---|
| 29 | ext2_ino_t parent_ino, char **block)
|
---|
| 30 | {
|
---|
| 31 | struct ext2_dir_entry *dir = NULL;
|
---|
| 32 | errcode_t retval;
|
---|
| 33 | char *buf;
|
---|
| 34 | int rec_len;
|
---|
| 35 | int filetype = 0;
|
---|
| 36 |
|
---|
| 37 | EXT2_CHECK_MAGIC(fs, EXT2_ET_MAGIC_EXT2FS_FILSYS);
|
---|
| 38 |
|
---|
| 39 | retval = ext2fs_get_mem(fs->blocksize, &buf);
|
---|
| 40 | if (retval)
|
---|
| 41 | return retval;
|
---|
| 42 | memset(buf, 0, fs->blocksize);
|
---|
| 43 | dir = (struct ext2_dir_entry *) buf;
|
---|
| 44 | dir->rec_len = fs->blocksize;
|
---|
| 45 |
|
---|
| 46 | if (dir_ino) {
|
---|
| 47 | if (fs->super->s_feature_incompat &
|
---|
| 48 | EXT2_FEATURE_INCOMPAT_FILETYPE)
|
---|
| 49 | filetype = EXT2_FT_DIR << 8;
|
---|
| 50 | /*
|
---|
| 51 | * Set up entry for '.'
|
---|
| 52 | */
|
---|
| 53 | dir->inode = dir_ino;
|
---|
| 54 | dir->name_len = 1 | filetype;
|
---|
| 55 | dir->name[0] = '.';
|
---|
| 56 | rec_len = dir->rec_len - EXT2_DIR_REC_LEN(1);
|
---|
| 57 | dir->rec_len = EXT2_DIR_REC_LEN(1);
|
---|
| 58 |
|
---|
| 59 | /*
|
---|
| 60 | * Set up entry for '..'
|
---|
| 61 | */
|
---|
| 62 | dir = (struct ext2_dir_entry *) (buf + dir->rec_len);
|
---|
| 63 | dir->rec_len = rec_len;
|
---|
| 64 | dir->inode = parent_ino;
|
---|
| 65 | dir->name_len = 2 | filetype;
|
---|
| 66 | dir->name[0] = '.';
|
---|
| 67 | dir->name[1] = '.';
|
---|
| 68 |
|
---|
| 69 | }
|
---|
| 70 | *block = buf;
|
---|
| 71 | return 0;
|
---|
| 72 | }
|
---|
Note:
See
TracBrowser
for help on using the repository browser.