1/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ 2#ifndef __ASM_GENERIC_STAT_H 3#define __ASM_GENERIC_STAT_H 4 5/* 6 * Everybody gets this wrong and has to stick with it for all 7 * eternity. Hopefully, this version gets used by new architectures 8 * so they don't fall into the same traps. 9 * 10 * stat64 is copied from powerpc64, with explicit padding added. 11 * stat is the same structure layout on 64-bit, without the 'long long' 12 * types. 13 * 14 * By convention, 64 bit architectures use the stat interface, while 15 * 32 bit architectures use the stat64 interface. Note that we don't 16 * provide an __old_kernel_stat here, which new architecture should 17 * not have to start with. 18 */ 19 20#include <asm/bitsperlong.h> 21 22#define STAT_HAVE_NSEC 1 23 24struct stat { 25 unsigned long st_dev; /* Device. */ 26 unsigned long st_ino; /* File serial number. */ 27 unsigned int st_mode; /* File mode. */ 28 unsigned int st_nlink; /* Link count. */ 29 unsigned int st_uid; /* User ID of the file's owner. */ 30 unsigned int st_gid; /* Group ID of the file's group. */ 31 unsigned long st_rdev; /* Device number, if device. */ 32 unsigned long __pad1; 33 long st_size; /* Size of file, in bytes. */ 34 int st_blksize; /* Optimal block size for I/O. */ 35 int __pad2; 36 long st_blocks; /* Number 512-byte blocks allocated. */ 37 long st_atime; /* Time of last access. */ 38 unsigned long st_atime_nsec; 39 long st_mtime; /* Time of last modification. */ 40 unsigned long st_mtime_nsec; 41 long st_ctime; /* Time of last status change. */ 42 unsigned long st_ctime_nsec; 43 unsigned int __unused4; 44 unsigned int __unused5; 45}; 46 47/* This matches struct stat64 in glibc2.1. Only used for 32 bit. */ 48#if __BITS_PER_LONG != 64 || defined(__ARCH_WANT_STAT64) 49struct stat64 { 50 unsigned long long st_dev; /* Device. */ 51 unsigned long long st_ino; /* File serial number. */ 52 unsigned int st_mode; /* File mode. */ 53 unsigned int st_nlink; /* Link count. */ 54 unsigned int st_uid; /* User ID of the file's owner. */ 55 unsigned int st_gid; /* Group ID of the file's group. */ 56 unsigned long long st_rdev; /* Device number, if device. */ 57 unsigned long long __pad1; 58 long long st_size; /* Size of file, in bytes. */ 59 int st_blksize; /* Optimal block size for I/O. */ 60 int __pad2; 61 long long st_blocks; /* Number 512-byte blocks allocated. */ 62 int st_atime; /* Time of last access. */ 63 unsigned int st_atime_nsec; 64 int st_mtime; /* Time of last modification. */ 65 unsigned int st_mtime_nsec; 66 int st_ctime; /* Time of last status change. */ 67 unsigned int st_ctime_nsec; 68 unsigned int __unused4; 69 unsigned int __unused5; 70}; 71#endif 72 73#endif /* __ASM_GENERIC_STAT_H */ 74