1/*	$NetBSD: compat___stat13.c,v 1.5 2013/10/04 20:49:16 christos Exp $	*/
2
3/*
4 * Copyright (c) 1997 Frank van der Linden
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 *    notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 *    notice, this list of conditions and the following disclaimer in the
14 *    documentation and/or other materials provided with the distribution.
15 * 3. All advertising materials mentioning features or use of this software
16 *    must display the following acknowledgement:
17 *      This product includes software developed for the NetBSD Project
18 *      by Frank van der Linden
19 * 4. The name of the author may not be used to endorse or promote products
20 *    derived from this software without specific prior written permission
21 *
22 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
23 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
24 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
25 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
26 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
27 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
28 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
29 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
30 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
31 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
32 */
33
34#include <sys/cdefs.h>
35#if defined(LIBC_SCCS) && !defined(lint)
36__RCSID("$NetBSD: compat___stat13.c,v 1.5 2013/10/04 20:49:16 christos Exp $");
37#endif /* LIBC_SCCS and not lint */
38
39#define __LIBC12_SOURCE__
40
41#include <sys/types.h>
42#include <sys/param.h>
43#include <sys/stat.h>
44#include <sys/mount.h>
45#include <compat/sys/time.h>
46#include <compat/sys/stat.h>
47#include <compat/sys/mount.h>
48
49__warn_references(__stat13,
50    "warning: reference to compatibility __stat13(); include <sys/stat.h> to generate correct reference")
51
52__warn_references(__fstat13,
53    "warning: reference to compatibility __fstat13(); include <sys/stat.h> to generate correct reference")
54
55__warn_references(__lstat13,
56    "warning: reference to compatibility __lstat13(); include <sys/stat.h> to generate correct reference")
57
58__warn_references(fhstat,
59    "warning: reference to compatibility fhstat(); include <sys/mount.h> to generate correct reference")
60
61__strong_alias(__stat13, __compat___stat13)
62__strong_alias(__fstat13, __compat___fstat13)
63__strong_alias(__lstat13, __compat___lstat13)
64__strong_alias(fhstat, __compat_fhstat)
65
66/*
67 * Convert from a new to an old stat structure.
68 */
69
70static void cvtstat(struct stat13 *, const struct stat *);
71
72static void
73cvtstat(struct stat13 *ost, const struct stat *st)
74{
75
76	ost->st_dev = (uint32_t)st->st_dev;
77	ost->st_ino = (uint32_t)st->st_ino;
78	ost->st_mode = st->st_mode;
79	ost->st_nlink = st->st_nlink;
80	ost->st_uid = st->st_uid;
81	ost->st_gid = st->st_gid;
82	ost->st_rdev = (uint32_t)st->st_rdev;
83	ost->st_atimespec.tv_sec = (int32_t)st->st_atimespec.tv_sec;
84	ost->st_atimespec.tv_nsec = st->st_atimespec.tv_nsec;
85	ost->st_mtimespec.tv_sec = (int32_t)st->st_mtimespec.tv_sec;
86	ost->st_mtimespec.tv_nsec = st->st_mtimespec.tv_nsec;
87	ost->st_ctimespec.tv_sec = (int32_t)st->st_ctimespec.tv_sec;
88	ost->st_ctimespec.tv_nsec = st->st_ctimespec.tv_nsec;
89	ost->st_birthtimespec.tv_sec = (int32_t)st->st_birthtimespec.tv_sec;
90	ost->st_birthtimespec.tv_nsec = st->st_birthtimespec.tv_nsec;
91	ost->st_size = st->st_size;
92	ost->st_blocks = st->st_blocks;
93	ost->st_blksize = st->st_blksize;
94	ost->st_flags = st->st_flags;
95	ost->st_gen = st->st_gen;
96}
97
98int
99__compat___stat13(const char *file, struct stat13 *ost)
100{
101	struct stat nst;
102	int ret;
103
104	if ((ret = __stat50(file, &nst)) == -1)
105		return ret;
106	cvtstat(ost, &nst);
107	return ret;
108}
109
110int
111__compat___fstat13(int f, struct stat13 *ost)
112{
113	struct stat nst;
114	int ret;
115
116	if ((ret = __fstat50(f, &nst)) == -1)
117		return ret;
118	cvtstat(ost, &nst);
119	return ret;
120}
121
122int
123__compat___lstat13(const char *file, struct stat13 *ost)
124{
125	struct stat nst;
126	int ret;
127
128	if ((ret = __lstat50(file, &nst)) == -1)
129		return ret;
130	cvtstat(ost, &nst);
131	return ret;
132}
133
134int
135__compat_fhstat(const struct compat_30_fhandle *fh, struct stat13 *ost)
136{
137	struct stat nst;
138	int ret;
139
140	if ((ret = __fhstat50((const void *)fh, /* FHANDLE_SIZE_COMPAT */28, &nst)) == -1)
141		return ret;
142	cvtstat(ost, &nst);
143	return ret;
144}
145