readdir.c revision 1.2.6.2 1 1.2.6.2 rpaulo /* $NetBSD: readdir.c,v 1.2.6.2 2006/09/09 02:40:40 rpaulo Exp $ */
2 1.2.6.2 rpaulo
3 1.2.6.2 rpaulo /*-
4 1.2.6.2 rpaulo * Copyright (c) 1999,2000 Jonathan Lemon <jlemon (at) freebsd.org>
5 1.2.6.2 rpaulo * All rights reserved.
6 1.2.6.2 rpaulo *
7 1.2.6.2 rpaulo * Redistribution and use in source and binary forms, with or without
8 1.2.6.2 rpaulo * modification, are permitted provided that the following conditions
9 1.2.6.2 rpaulo * are met:
10 1.2.6.2 rpaulo * 1. Redistributions of source code must retain the above copyright
11 1.2.6.2 rpaulo * notice, this list of conditions and the following disclaimer.
12 1.2.6.2 rpaulo * 2. Redistributions in binary form must reproduce the above copyright
13 1.2.6.2 rpaulo * notice, this list of conditions and the following disclaimer in the
14 1.2.6.2 rpaulo * documentation and/or other materials provided with the distribution.
15 1.2.6.2 rpaulo *
16 1.2.6.2 rpaulo * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17 1.2.6.2 rpaulo * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 1.2.6.2 rpaulo * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 1.2.6.2 rpaulo * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20 1.2.6.2 rpaulo * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21 1.2.6.2 rpaulo * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22 1.2.6.2 rpaulo * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23 1.2.6.2 rpaulo * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24 1.2.6.2 rpaulo * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25 1.2.6.2 rpaulo * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26 1.2.6.2 rpaulo * SUCH DAMAGE.
27 1.2.6.2 rpaulo */
28 1.2.6.2 rpaulo
29 1.2.6.2 rpaulo #include <sys/cdefs.h>
30 1.2.6.2 rpaulo
31 1.2.6.2 rpaulo
32 1.2.6.2 rpaulo #include <lib/libsa/stand.h>
33 1.2.6.2 rpaulo
34 1.2.6.2 rpaulo #include <sys/param.h>
35 1.2.6.2 rpaulo #include <sys/dirent.h>
36 1.2.6.2 rpaulo
37 1.2.6.2 rpaulo #include <bootstrap.h>
38 1.2.6.2 rpaulo
39 1.2.6.2 rpaulo struct dirent *
40 1.2.6.2 rpaulo readdirfd(int fd)
41 1.2.6.2 rpaulo {
42 1.2.6.2 rpaulo static struct dirent dir; /* XXX not thread safe. eh ??? */
43 1.2.6.2 rpaulo struct open_file *f = &files[fd];
44 1.2.6.2 rpaulo
45 1.2.6.2 rpaulo if ((unsigned)fd >= SOPEN_MAX || !(f->f_flags & O_RDONLY)) {
46 1.2.6.2 rpaulo errno = EBADF;
47 1.2.6.2 rpaulo return (NULL);
48 1.2.6.2 rpaulo }
49 1.2.6.2 rpaulo if (f->f_flags & F_RAW) {
50 1.2.6.2 rpaulo errno = EIO;
51 1.2.6.2 rpaulo return (NULL);
52 1.2.6.2 rpaulo }
53 1.2.6.2 rpaulo
54 1.2.6.2 rpaulo /* XXXwill be f->f_ops->fo_readdir)(f, &dir); when/if we fix stand.h */
55 1.2.6.2 rpaulo errno = FS_READDIR(f, &dir);
56 1.2.6.2 rpaulo
57 1.2.6.2 rpaulo if (errno)
58 1.2.6.2 rpaulo printf("XXXdebugXXX: FS_READDIR returns NULL\n");
59 1.2.6.2 rpaulo return (NULL);
60 1.2.6.2 rpaulo return (&dir);
61 1.2.6.2 rpaulo }
62