/*
* get_pathname.c --- do directry/inode -> name translation
- *
+ *
* Copyright (C) 1993, 1994, 1995 Theodore Ts'o.
*
* %Begin-Header%
- * This file may be redistributed under the terms of the GNU Public
- * License.
+ * This file may be redistributed under the terms of the GNU Library
+ * General Public License, version 2.
* %End-Header%
+ */
+
+/*
*
* ext2fs_get_pathname(fs, dir, ino, name)
*
* directory inode, and <ino> is the inode number itself. If
* <ino> is zero, then ext2fs_get_pathname will return pathname
* of the the directory <dir>.
- *
+ *
*/
+#include "config.h"
#include <stdio.h>
#include <string.h>
#if HAVE_UNISTD_H
return 0;
}
-static errcode_t ext2fs_get_pathname_int(ext2_filsys fs, ext2_ino_t dir,
- ext2_ino_t ino, int maxdepth,
+static errcode_t ext2fs_get_pathname_int(ext2_filsys fs, ext2_ino_t dir,
+ ext2_ino_t ino, int maxdepth,
char *buf, char **name)
{
struct get_pathname_struct gp;
- char *parent_name, *ret;
+ char *parent_name = 0, *ret;
errcode_t retval;
if (dir == ino) {
gp.parent = 0;
gp.name = 0;
gp.errcode = 0;
-
+
retval = ext2fs_dir_iterate(fs, dir, 0, buf, get_pathname_proc, &gp);
- if (retval)
+ if (retval == EXT2_ET_NO_DIRECTORY) {
+ char buf[32];
+
+ if (ino)
+ snprintf(buf, sizeof(buf), "<%u>/<%u>", dir, ino);
+ else
+ snprintf(buf, sizeof(buf), "<%u>", dir);
+ retval = ext2fs_get_mem(strlen(buf)+1, name);
+ if (retval)
+ goto cleanup;
+ strcpy(*name, buf);
+ return 0;
+ } else if (retval)
goto cleanup;
if (gp.errcode) {
retval = gp.errcode;
*name = parent_name;
return 0;
}
-
- if (gp.name)
+
+ if (gp.name)
retval = ext2fs_get_mem(strlen(parent_name)+strlen(gp.name)+2,
&ret);
else
retval = ext2fs_get_mem(strlen(parent_name)+5, &ret);
if (retval)
goto cleanup;
-
+
ret[0] = 0;
if (parent_name[1])
strcat(ret, parent_name);
else
strcat(ret, "???");
*name = ret;
- ext2fs_free_mem(&parent_name);
retval = 0;
-
+
cleanup:
- if (gp.name)
- ext2fs_free_mem(&gp.name);
+ ext2fs_free_mem(&parent_name);
+ ext2fs_free_mem(&gp.name);
return retval;
}
retval = ext2fs_get_pathname_int(fs, dir, ino, 32, buf, name);
ext2fs_free_mem(&buf);
return retval;
-
+
}