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      1 /*	$NetBSD: stat.h,v 1.7 2016/08/27 18:54:24 dholland Exp $	*/
      2 
      3 /*-
      4  * Copyright (c) 1982, 1986, 1989, 1993
      5  *	The Regents of the University of California.  All rights reserved.
      6  * (c) UNIX System Laboratories, Inc.
      7  * All or some portions of this file are derived from material licensed
      8  * to the University of California by American Telephone and Telegraph
      9  * Co. or Unix System Laboratories, Inc. and are reproduced herein with
     10  * the permission of UNIX System Laboratories, Inc.
     11  *
     12  * Redistribution and use in source and binary forms, with or without
     13  * modification, are permitted provided that the following conditions
     14  * are met:
     15  * 1. Redistributions of source code must retain the above copyright
     16  *    notice, this list of conditions and the following disclaimer.
     17  * 2. Redistributions in binary form must reproduce the above copyright
     18  *    notice, this list of conditions and the following disclaimer in the
     19  *    documentation and/or other materials provided with the distribution.
     20  * 3. Neither the name of the University nor the names of its contributors
     21  *    may be used to endorse or promote products derived from this software
     22  *    without specific prior written permission.
     23  *
     24  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     25  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     26  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     27  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     28  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     29  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     30  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     31  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     32  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     33  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     34  * SUCH DAMAGE.
     35  *
     36  *	@(#)stat.h	8.12 (Berkeley) 8/17/94
     37  */
     38 
     39 #ifndef _COMPAT_SYS_STAT_H_
     40 #define	_COMPAT_SYS_STAT_H_
     41 
     42 #ifdef _KERNEL
     43 #include <compat/sys/time.h>
     44 
     45 struct stat43 {				/* BSD-4.3 stat struct */
     46 	uint16_t  st_dev;		/* inode's device */
     47 	uint32_t  st_ino;		/* inode's number */
     48 	uint16_t  st_mode;		/* inode protection mode */
     49 	uint16_t  st_nlink;		/* number of hard links */
     50 	uint16_t  st_uid;		/* user ID of the file's owner */
     51 	uint16_t  st_gid;		/* group ID of the file's group */
     52 	uint16_t  st_rdev;		/* device type */
     53 	int32_t	  st_size;		/* file size, in bytes */
     54 	struct	  timespec50 st_atimespec;/* time of last access */
     55 	struct	  timespec50 st_mtimespec;/* time of last data modification */
     56 	struct	  timespec50 st_ctimespec;/* time of last file status change */
     57 	int32_t	  st_blksize;		/* optimal blocksize for I/O */
     58 	int32_t	  st_blocks;		/* blocks allocated for file */
     59 	uint32_t  st_flags;		/* user defined flags for file */
     60 	uint32_t  st_gen;		/* file generation number */
     61 };
     62 #endif /* defined(_KERNEL) */
     63 
     64 struct stat12 {				/* NetBSD-1.2 stat struct */
     65 	uint32_t  st_dev;		/* inode's device */
     66 	uint32_t  st_ino;		/* inode's number */
     67 	uint16_t  st_mode;		/* inode protection mode */
     68 	uint16_t  st_nlink;		/* number of hard links */
     69 	uid_t	  st_uid;		/* user ID of the file's owner */
     70 	gid_t	  st_gid;		/* group ID of the file's group */
     71 	uint32_t  st_rdev;		/* device type */
     72 	struct	  timespec50 st_atimespec;/* time of last access */
     73 	struct	  timespec50 st_mtimespec;/* time of last data modification */
     74 	struct	  timespec50 st_ctimespec;/* time of last file status change */
     75 	off_t	  st_size;		/* file size, in bytes */
     76 	int64_t	  st_blocks;		/* blocks allocated for file */
     77 	uint32_t  st_blksize;		/* optimal blocksize for I/O */
     78 	uint32_t  st_flags;		/* user defined flags for file */
     79 	uint32_t  st_gen;		/* file generation number */
     80 	int32_t	  st_lspare;
     81 	int64_t	  st_qspare[2];
     82 };
     83 
     84 /*
     85  * On systems with 8 byte longs and 4 byte time_ts, padding the time_ts
     86  * is required in order to have a consistent ABI.  This is because the
     87  * stat structure used to contain timespecs, which had different
     88  * alignment constraints than a time_t and a long alone.  The padding
     89  * should be removed the next time the stat structure ABI is changed.
     90  * (This happened when we changed to 8 byte time_t.)
     91  */
     92 #if defined(_LP64)	/* XXXX  && _BSD_TIME_T_ == int */
     93 #define	__STATPAD(x)	int x;
     94 #else
     95 #define	__STATPAD(x)	/* nothing */
     96 #endif
     97 
     98 struct stat13 {
     99 	uint32_t  st_dev;		/* inode's device */
    100 	uint32_t  st_ino;		/* inode's number */
    101 	mode_t	  st_mode;		/* inode protection mode */
    102 	nlink_t	  st_nlink;		/* number of hard links */
    103 	uid_t	  st_uid;		/* user ID of the file's owner */
    104 	gid_t	  st_gid;		/* group ID of the file's group */
    105 	uint32_t  st_rdev;		/* device type */
    106 #if defined(_NETBSD_SOURCE)
    107 	struct	  timespec50 st_atimespec;/* time of last access */
    108 	struct	  timespec50 st_mtimespec;/* time of last data modification */
    109 	struct	  timespec50 st_ctimespec;/* time of last file status change */
    110 #else
    111 	__STATPAD(__pad0)
    112 	int32_t	  st_atime;		/* time of last access */
    113 	__STATPAD(__pad1)
    114 	long	  st_atimensec;		/* nsec of last access */
    115 	int32_t	  st_mtime;		/* time of last data modification */
    116 	__STATPAD(__pad2)
    117 	long	  st_mtimensec;		/* nsec of last data modification */
    118 	int32_t	  st_ctime;		/* time of last file status change */
    119 	__STATPAD(__pad3)
    120 	long	  st_ctimensec;		/* nsec of last file status change */
    121 #endif
    122 	off_t	  st_size;		/* file size, in bytes */
    123 	blkcnt_t  st_blocks;		/* blocks allocated for file */
    124 	blksize_t st_blksize;		/* optimal blocksize for I/O */
    125 	uint32_t  st_flags;		/* user defined flags for file */
    126 	uint32_t  st_gen;		/* file generation number */
    127 	uint32_t  st_spare0;
    128 #if defined(_NETBSD_SOURCE)
    129 	struct timespec50 st_birthtimespec;
    130 #else
    131 	int32_t	  st_birthtime;
    132 	__STATPAD(__pad4)
    133 	long	  st_birthtimensec;
    134 #endif
    135 #if !defined(_LP64)
    136 	int	__pad5;
    137 #endif
    138 };
    139 
    140 struct stat30 {
    141 	uint32_t  st_dev;		/* inode's device */
    142 	mode_t	  st_mode;		/* inode protection mode */
    143 	ino_t	  st_ino;		/* inode's number */
    144 	nlink_t	  st_nlink;		/* number of hard links */
    145 	uid_t	  st_uid;		/* user ID of the file's owner */
    146 	gid_t	  st_gid;		/* group ID of the file's group */
    147 	uint32_t  st_rdev;		/* device type */
    148 #if defined(_NETBSD_SOURCE)
    149 	struct	  timespec50 st_atimespec;/* time of last access */
    150 	struct	  timespec50 st_mtimespec;/* time of last data modification */
    151 	struct	  timespec50 st_ctimespec;/* time of last file status change */
    152 	struct 	  timespec50 st_birthtimespec; /* time of creation */
    153 #else
    154 	int32_t	  st_atime;		/* time of last access */
    155 	__STATPAD(__pad0)
    156 	long	  st_atimensec;		/* nsec of last access */
    157 	int32_t	  st_mtime;		/* time of last data modification */
    158 	__STATPAD(__pad1)
    159 	long	  st_mtimensec;		/* nsec of last data modification */
    160 	int32_t	  st_ctime;		/* time of last file status change */
    161 	__STATPAD(__pad2)
    162 	long	  st_ctimensec;		/* nsec of last file status change */
    163 	int32_t	  st_birthtime;		/* time of creation */
    164 	__STATPAD(__pad3)
    165 	long	  st_birthtimensec;	/* nsec of time of creation */
    166 #endif
    167 	off_t	  st_size;		/* file size, in bytes */
    168 	blkcnt_t  st_blocks;		/* blocks allocated for file */
    169 	blksize_t st_blksize;		/* optimal blocksize for I/O */
    170 	uint32_t  st_flags;		/* user defined flags for file */
    171 	uint32_t  st_gen;		/* file generation number */
    172 	uint32_t  st_spare[2];
    173 };
    174 
    175 #undef __STATPAD
    176 
    177 #if defined(_KERNEL)
    178 void compat_12_stat_conv(const struct stat *st, struct stat12 *ost);
    179 #endif
    180 
    181 #if !defined(_KERNEL) && !defined(_STANDALONE)
    182 
    183 __BEGIN_DECLS
    184 int	__compat_stat(const char *, struct stat12 *) __dso_hidden;
    185 int	__compat_fstat(int, struct stat12 *) __dso_hidden;
    186 int	__compat_mknod(const char *, mode_t, uint32_t) __dso_hidden;
    187 int	__compat___stat13(const char *, struct stat13 *) __dso_hidden;
    188 int	__compat___fstat13(int, struct stat13 *) __dso_hidden;
    189 int	__compat___stat30(const char *, struct stat30 *) __dso_hidden;
    190 int	__compat___fstat30(int, struct stat30 *) __dso_hidden;
    191 int	__stat50(const char *, struct stat *);
    192 int	__fstat50(int, struct stat *);
    193 int	__mknod50(const char *, mode_t, dev_t);
    194 #if defined(_XOPEN_SOURCE) || defined(_NETBSD_SOURCE)
    195 int	__compat_lstat(const char *, struct stat12 *) __dso_hidden;
    196 int	__compat___lstat13(const char *, struct stat13 *) __dso_hidden;
    197 int	__compat___lstat30(const char *, struct stat30 *) __dso_hidden;
    198 int	__lstat50(const char *, struct stat *);
    199 #endif /* defined(_XOPEN_SOURCE) || defined(_NETBSD_SOURCE) */
    200 __END_DECLS
    201 
    202 #endif /* !_KERNEL && !_STANDALONE */
    203 #endif /* !_COMPAT_SYS_STAT_H_ */
    204