/*
* mkdir.c --- make a directory in the filesystem
*
- * Copyright (C) 1994 Theodore Ts'o. This file may be redistributed
- * under the terms of the GNU Public License.
+ * Copyright (C) 1994, 1995 Theodore Ts'o.
+ *
+ * %Begin-Header%
+ * This file may be redistributed under the terms of the GNU Public
+ * License.
+ * %End-Header%
*/
#include <stdio.h>
#include <string.h>
+#if HAVE_UNISTD_H
#include <unistd.h>
-#include <stdlib.h>
+#endif
#include <fcntl.h>
#include <time.h>
+#if HAVE_SYS_STAT_H
#include <sys/stat.h>
+#endif
+#if HAVE_SYS_TYPES_H
#include <sys/types.h>
+#endif
+#if EXT2_FLAT_INCLUDES
+#include "ext2_fs.h"
+#else
#include <linux/ext2_fs.h>
+#endif
#include "ext2fs.h"
+#ifndef EXT2_FT_DIR
+#define EXT2_FT_DIR 2
+#endif
+
errcode_t ext2fs_mkdir(ext2_filsys fs, ino_t parent, ino_t inum,
const char *name)
{
errcode_t retval;
- struct ext2_inode inode;
+ struct ext2_inode parent_inode, inode;
ino_t ino = inum;
ino_t scratch_ino;
blk_t blk;
* Allocate an inode, if necessary
*/
if (!ino) {
- retval = ext2fs_new_inode(fs, parent, S_IFDIR | 0755, 0, &ino);
+ retval = ext2fs_new_inode(fs, parent, LINUX_S_IFDIR | 0755,
+ 0, &ino);
if (retval)
goto cleanup;
}
goto cleanup;
/*
+ * Get the parent's inode, if necessary
+ */
+ if (parent != ino) {
+ retval = ext2fs_read_inode(fs, parent, &parent_inode);
+ if (retval)
+ goto cleanup;
+ } else
+ memset(&parent_inode, 0, sizeof(parent_inode));
+
+ /*
* Create the inode structure....
*/
memset(&inode, 0, sizeof(struct ext2_inode));
- inode.i_mode = S_IFDIR | 0755;
+ inode.i_mode = LINUX_S_IFDIR | 0755;
inode.i_uid = inode.i_gid = 0;
inode.i_blocks = fs->blocksize / 512;
inode.i_block[0] = blk;
/*
* Write out the inode and inode data block
*/
- retval = io_channel_write_blk(fs->io, blk, 1, block);
+ retval = ext2fs_write_dir_block(fs, blk, block);
if (retval)
goto cleanup;
retval = ext2fs_write_inode(fs, ino, &inode);
goto cleanup;
/*
- * Update parent inode's counts
- */
- if (parent != ino) {
- retval = ext2fs_read_inode(fs, parent, &inode);
- if (retval)
- goto cleanup;
- inode.i_links_count++;
- retval = ext2fs_write_inode(fs, parent, &inode);
- if (retval)
- goto cleanup;
- }
-
- /*
* Link the directory into the filesystem hierarchy
*/
if (name) {
retval = ext2fs_lookup(fs, parent, name, strlen(name), 0,
&scratch_ino);
if (!retval) {
- retval = EEXIST;
+ retval = EXT2_ET_DIR_EXISTS;
name = 0;
goto cleanup;
}
- if (retval != ENOENT)
+ if (retval != EXT2_ET_FILE_NOT_FOUND)
goto cleanup;
- retval = ext2fs_link(fs, parent, name, ino, 0);
+ retval = ext2fs_link(fs, parent, name, ino, EXT2_FT_DIR);
if (retval)
goto cleanup;
}
/*
+ * Update parent inode's counts
+ */
+ if (parent != ino) {
+ parent_inode.i_links_count++;
+ retval = ext2fs_write_inode(fs, parent, &parent_inode);
+ if (retval)
+ goto cleanup;
+ }
+
+ /*
* Update accounting....
*/
ext2fs_mark_block_bitmap(fs->block_map, blk);
cleanup:
if (block)
- free(block);
+ ext2fs_free_mem((void **) &block);
return retval;
}