1/*-
2 * Copyright (c) 2017 M. Warner Losh <imp@FreeBSD.org>
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 *    notice, this list of conditions and the following disclaimer in the
12 *    documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 *
26 * $FreeBSD$
27 */
28
29/*
30 * Forward compatibility shim to convert old stat buffer to
31 * new so we can call the old system call, but return data in
32 * the new system call's format.
33 */
34#define _WANT_FREEBSD11_STATFS
35#include <sys/fcntl.h>
36#include <sys/mount.h>
37
38#define _WANT_FREEBSD11_STAT
39#include <sys/stat.h>
40
41#include <string.h>
42
43#define INO64_FIRST 1200031
44
45static __inline void
46__stat11_to_stat(const struct freebsd11_stat *sb11, struct stat *sb)
47{
48
49	sb->st_dev = sb11->st_dev;
50	sb->st_ino = sb11->st_ino;
51	sb->st_nlink = sb11->st_nlink;
52	sb->st_mode = sb11->st_mode;
53	sb->st_uid = sb11->st_uid;
54	sb->st_gid = sb11->st_gid;
55	sb->st_rdev = sb11->st_rdev;
56	sb->st_atim = sb11->st_atim;
57	sb->st_mtim = sb11->st_mtim;
58	sb->st_ctim = sb11->st_ctim;
59#ifdef __STAT_TIME_T_EXT
60	sb->st_atim_ext = 0;
61	sb->st_mtim_ext = 0;
62	sb->st_ctim_ext = 0;
63	sb->st_btim_ext = 0;
64#endif
65	sb->st_birthtim = sb11->st_birthtim;
66	sb->st_size = sb11->st_size;
67	sb->st_blocks = sb11->st_blocks;
68	sb->st_blksize = sb11->st_blksize;
69	sb->st_flags = sb11->st_flags;
70	sb->st_gen = sb11->st_gen;
71	sb->st_padding0 = 0;
72	sb->st_padding1 = 0;
73	memset(sb->st_spare, 0, sizeof(sb->st_spare));
74}
75
76static __inline void
77__statfs11_to_statfs(const struct freebsd11_statfs *sf11, struct statfs *sf)
78{
79
80	sf->f_version = STATFS_VERSION;
81	sf->f_type = sf11->f_type;
82	sf->f_flags = sf11->f_flags;
83	sf->f_bsize = sf11->f_bsize;
84	sf->f_iosize = sf11->f_iosize;
85	sf->f_blocks = sf11->f_blocks;
86	sf->f_bfree = sf11->f_bfree;
87	sf->f_bavail = sf11->f_bavail;
88	sf->f_files = sf11->f_files;
89	sf->f_ffree = sf11->f_ffree;
90	sf->f_syncwrites = sf11->f_syncwrites;
91	sf->f_asyncwrites = sf11->f_asyncwrites;
92	sf->f_syncreads = sf11->f_syncreads;
93	sf->f_asyncreads = sf11->f_asyncreads;
94	sf->f_namemax = sf11->f_namemax;
95	sf->f_owner = sf11->f_owner;
96	sf->f_fsid = sf11->f_fsid;
97	memset(sf->f_spare, 0, sizeof(sf->f_spare));
98	memset(sf->f_charspare, 0, sizeof(sf->f_charspare));
99	strlcpy(sf->f_fstypename, sf11->f_fstypename, sizeof(sf->f_fstypename));
100	strlcpy(sf->f_mntfromname, sf11->f_mntfromname, sizeof(sf->f_mntfromname));
101	strlcpy(sf->f_mntonname, sf11->f_mntonname, sizeof(sf->f_mntonname));
102}
103