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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