X-Git-Url: https://git.saurik.com/apple/xnu.git/blobdiff_plain/d7e50217d7adf6e52786a38bcaa4cd698cb9a79e..4ba76501152d51ccb5647018f3192c6096367d48:/bsd/sys/stat.h diff --git a/bsd/sys/stat.h b/bsd/sys/stat.h index b92ffb717..18c9ad950 100644 --- a/bsd/sys/stat.h +++ b/bsd/sys/stat.h @@ -1,17 +1,20 @@ /* - * Copyright (c) 2000 Apple Computer, Inc. All rights reserved. + * Copyright (c) 2000-2014 Apple Inc. All rights reserved. + * + * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ * - * @APPLE_LICENSE_HEADER_START@ - * - * Copyright (c) 1999-2003 Apple Computer, Inc. All Rights Reserved. - * * This file contains Original Code and/or Modifications of Original Code * as defined in and that are subject to the Apple Public Source License * Version 2.0 (the 'License'). You may not use this file except in - * compliance with the License. Please obtain a copy of the License at - * http://www.opensource.apple.com/apsl/ and read it before using this - * file. - * + * compliance with the License. The rights granted to you under the License + * may not be used to create, or enable the creation or redistribution of, + * unlawful or unlicensed copies of an Apple operating system, or to + * circumvent, violate, or enable the circumvention or violation of, any + * terms of an Apple operating system software license agreement. + * + * Please obtain a copy of the License at + * http://www.opensource.apple.com/apsl/ and read it before using this file. + * * The Original Code and all software distributed under the License are * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, @@ -19,8 +22,8 @@ * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. * Please see the License for the specific language governing rights and * limitations under the License. - * - * @APPLE_LICENSE_HEADER_END@ + * + * @APPLE_OSREFERENCE_LICENSE_HEADER_END@ */ /* Copyright (c) 1995 NeXT Computer, Inc. All Rights Reserved */ /*- @@ -65,172 +68,533 @@ #ifndef _SYS_STAT_H_ -#define _SYS_STAT_H_ +#define _SYS_STAT_H_ + +#include +#include +#ifdef KERNEL +#include +#else /* !KERNEL */ +#include +#endif /* KERNEL */ -#include +/* [XSI] The timespec structure may be defined as described in */ +#include +#ifdef KERNEL +#include +#include +#endif /* KERNEL */ + +/* + * [XSI] The blkcnt_t, blksize_t, dev_t, ino_t, mode_t, nlink_t, uid_t, + * gid_t, off_t, and time_t types shall be defined as described in + * . + */ +#include +#include +#include /* device number */ +#include -#ifndef _POSIX_SOURCE +#if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE) +#include +#endif /* !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE) */ + +#include +#include +#include +#include +#include +#include + +#if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE) +/* + * XXX So deprecated, it would make your head spin + * + * The old stat structure. In fact, this is not used by the kernel at all, + * and should not be used by user space, and should be removed from this + * header file entirely (along with the unused cvtstat() prototype in + * vnode_internal.h). + */ struct ostat { - u_int16_t st_dev; /* inode's device */ - ino_t st_ino; /* inode's number */ - mode_t st_mode; /* inode protection mode */ - nlink_t st_nlink; /* number of hard links */ - u_int16_t st_uid; /* user ID of the file's owner */ - u_int16_t st_gid; /* group ID of the file's group */ - u_int16_t st_rdev; /* device type */ - int32_t st_size; /* file size, in bytes */ - struct timespec st_atimespec; /* time of last access */ - struct timespec st_mtimespec; /* time of last data modification */ - struct timespec st_ctimespec; /* time of last file status change */ - int32_t st_blksize; /* optimal blocksize for I/O */ - int32_t st_blocks; /* blocks allocated for file */ - u_int32_t st_flags; /* user defined flags for file */ - u_int32_t st_gen; /* file generation number */ + __uint16_t st_dev; /* inode's device */ + ino_t st_ino; /* inode's number */ + mode_t st_mode; /* inode protection mode */ + nlink_t st_nlink; /* number of hard links */ + __uint16_t st_uid; /* user ID of the file's owner */ + __uint16_t st_gid; /* group ID of the file's group */ + __uint16_t st_rdev; /* device type */ + __int32_t st_size; /* file size, in bytes */ + struct timespec st_atimespec; /* time of last access */ + struct timespec st_mtimespec; /* time of last data modification */ + struct timespec st_ctimespec; /* time of last file status change */ + __int32_t st_blksize; /* optimal blocksize for I/O */ + __int32_t st_blocks; /* blocks allocated for file */ + __uint32_t st_flags; /* user defined flags for file */ + __uint32_t st_gen; /* file generation number */ }; -#endif /* !_POSIX_SOURCE */ + +#define __DARWIN_STRUCT_STAT64_TIMES \ + struct timespec st_atimespec; /* time of last access */ \ + struct timespec st_mtimespec; /* time of last data modification */ \ + struct timespec st_ctimespec; /* time of last status change */ \ + struct timespec st_birthtimespec; /* time of file creation(birth) */ + +#else /* (_POSIX_C_SOURCE && !_DARWIN_C_SOURCE) */ + +#define __DARWIN_STRUCT_STAT64_TIMES \ + time_t st_atime; /* [XSI] Time of last access */ \ + long st_atimensec; /* nsec of last access */ \ + time_t st_mtime; /* [XSI] Last data modification time */ \ + long st_mtimensec; /* last data modification nsec */ \ + time_t st_ctime; /* [XSI] Time of last status change */ \ + long st_ctimensec; /* nsec of last status change */ \ + time_t st_birthtime; /* File creation time(birth) */ \ + long st_birthtimensec; /* nsec of File creation time */ + +#endif /* (!_POSIX_C_SOURCE || _DARWIN_C_SOURCE) */ + +/* + * This structure is used as the second parameter to the fstat64(), + * lstat64(), and stat64() functions, and for struct stat when + * __DARWIN_64_BIT_INO_T is set. __DARWIN_STRUCT_STAT64 is defined + * above, depending on whether we use struct timespec or the direct + * components. + * + * This is simillar to stat except for 64bit inode number + * number instead of 32bit ino_t and the addition of create(birth) time. + */ +#define __DARWIN_STRUCT_STAT64 { \ + dev_t st_dev; /* [XSI] ID of device containing file */ \ + mode_t st_mode; /* [XSI] Mode of file (see below) */ \ + nlink_t st_nlink; /* [XSI] Number of hard links */ \ + __darwin_ino64_t st_ino; /* [XSI] File serial number */ \ + uid_t st_uid; /* [XSI] User ID of the file */ \ + gid_t st_gid; /* [XSI] Group ID of the file */ \ + dev_t st_rdev; /* [XSI] Device ID */ \ + __DARWIN_STRUCT_STAT64_TIMES \ + off_t st_size; /* [XSI] file size, in bytes */ \ + blkcnt_t st_blocks; /* [XSI] blocks allocated for file */ \ + blksize_t st_blksize; /* [XSI] optimal blocksize for I/O */ \ + __uint32_t st_flags; /* user defined flags for file */ \ + __uint32_t st_gen; /* file generation number */ \ + __int32_t st_lspare; /* RESERVED: DO NOT USE! */ \ + __int64_t st_qspare[2]; /* RESERVED: DO NOT USE! */ \ +} + +/* + * [XSI] This structure is used as the second parameter to the fstat(), + * lstat(), and stat() functions. + */ +#if __DARWIN_64_BIT_INO_T + +struct stat __DARWIN_STRUCT_STAT64; + +#else /* !__DARWIN_64_BIT_INO_T */ struct stat { - dev_t st_dev; /* inode's device */ - ino_t st_ino; /* inode's number */ - mode_t st_mode; /* inode protection mode */ - nlink_t st_nlink; /* number of hard links */ - uid_t st_uid; /* user ID of the file's owner */ - gid_t st_gid; /* group ID of the file's group */ - dev_t st_rdev; /* device type */ -#ifndef _POSIX_SOURCE - struct timespec st_atimespec; /* time of last access */ - struct timespec st_mtimespec; /* time of last data modification */ - struct timespec st_ctimespec; /* time of last file status change */ + dev_t st_dev; /* [XSI] ID of device containing file */ + ino_t st_ino; /* [XSI] File serial number */ + mode_t st_mode; /* [XSI] Mode of file (see below) */ + nlink_t st_nlink; /* [XSI] Number of hard links */ + uid_t st_uid; /* [XSI] User ID of the file */ + gid_t st_gid; /* [XSI] Group ID of the file */ + dev_t st_rdev; /* [XSI] Device ID */ +#if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE) + struct timespec st_atimespec; /* time of last access */ + struct timespec st_mtimespec; /* time of last data modification */ + struct timespec st_ctimespec; /* time of last status change */ #else - time_t st_atime; /* time of last access */ - long st_atimensec; /* nsec of last access */ - time_t st_mtime; /* time of last data modification */ - long st_mtimensec; /* nsec of last data modification */ - time_t st_ctime; /* time of last file status change */ - long st_ctimensec; /* nsec of last file status change */ + time_t st_atime; /* [XSI] Time of last access */ + long st_atimensec; /* nsec of last access */ + time_t st_mtime; /* [XSI] Last data modification time */ + long st_mtimensec; /* last data modification nsec */ + time_t st_ctime; /* [XSI] Time of last status change */ + long st_ctimensec; /* nsec of last status change */ #endif - off_t st_size; /* file size, in bytes */ - int64_t st_blocks; /* blocks allocated for file */ - u_int32_t st_blksize; /* optimal blocksize for I/O */ - u_int32_t st_flags; /* user defined flags for file */ - u_int32_t st_gen; /* file generation number */ - int32_t st_lspare; - int64_t st_qspare[2]; + off_t st_size; /* [XSI] file size, in bytes */ + blkcnt_t st_blocks; /* [XSI] blocks allocated for file */ + blksize_t st_blksize; /* [XSI] optimal blocksize for I/O */ + __uint32_t st_flags; /* user defined flags for file */ + __uint32_t st_gen; /* file generation number */ + __int32_t st_lspare; /* RESERVED: DO NOT USE! */ + __int64_t st_qspare[2]; /* RESERVED: DO NOT USE! */ }; +#endif /* __DARWIN_64_BIT_INO_T */ -#ifndef _POSIX_SOURCE -#define st_atime st_atimespec.tv_sec -#define st_mtime st_mtimespec.tv_sec -#define st_ctime st_ctimespec.tv_sec +#if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE) + +#if !__DARWIN_ONLY_64_BIT_INO_T + +struct stat64 __DARWIN_STRUCT_STAT64; + +#endif /* !__DARWIN_ONLY_64_BIT_INO_T */ + +#endif /* (!_POSIX_C_SOURCE || _DARWIN_C_SOURCE) */ + + +#ifdef KERNEL +#ifdef BSD_KERNEL_PRIVATE +/* LP64 version of struct stat. time_t (see timespec) is a long and must + * grow when we're dealing with a 64-bit process. + * WARNING - keep in sync with struct stat + */ + +struct user64_stat { + dev_t st_dev; /* [XSI] ID of device containing file */ + ino_t st_ino; /* [XSI] File serial number */ + mode_t st_mode; /* [XSI] Mode of file (see below) */ + nlink_t st_nlink; /* [XSI] Number of hard links */ + uid_t st_uid; /* [XSI] User ID of the file */ + gid_t st_gid; /* [XSI] Group ID of the file */ + dev_t st_rdev; /* [XSI] Device ID */ +#if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE) + struct user64_timespec st_atimespec; /* time of last access */ + struct user64_timespec st_mtimespec; /* time of last data modification */ + struct user64_timespec st_ctimespec; /* time of last status change */ +#else + user64_time_t st_atime; /* [XSI] Time of last access */ + user64_long_t st_atimensec; /* nsec of last access */ + user64_time_t st_mtime; /* [XSI] Last data modification */ + user64_long_t st_mtimensec; /* last data modification nsec */ + user64_time_t st_ctime; /* [XSI] Time of last status change */ + user64_long_t st_ctimensec; /* nsec of last status change */ #endif + off_t st_size; /* [XSI] File size, in bytes */ + blkcnt_t st_blocks; /* [XSI] Blocks allocated for file */ + blksize_t st_blksize; /* [XSI] Optimal blocksize for I/O */ + __uint32_t st_flags; /* user defined flags for file */ + __uint32_t st_gen; /* file generation number */ + __int32_t st_lspare; /* RESERVED: DO NOT USE! */ + __int64_t st_qspare[2]; /* RESERVED: DO NOT USE! */ +}; -#define S_ISUID 0004000 /* set user id on execution */ -#define S_ISGID 0002000 /* set group id on execution */ -#ifndef _POSIX_SOURCE -#define S_ISTXT 0001000 /* sticky bit */ +/* ILP32 version of struct stat. + * WARNING - keep in sync with struct stat + */ + +struct user32_stat { + dev_t st_dev; /* [XSI] ID of device containing file */ + ino_t st_ino; /* [XSI] File serial number */ + mode_t st_mode; /* [XSI] Mode of file (see below) */ + nlink_t st_nlink; /* [XSI] Number of hard links */ + uid_t st_uid; /* [XSI] User ID of the file */ + gid_t st_gid; /* [XSI] Group ID of the file */ + dev_t st_rdev; /* [XSI] Device ID */ +#if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE) + struct user32_timespec st_atimespec; /* time of last access */ + struct user32_timespec st_mtimespec; /* time of last data modification */ + struct user32_timespec st_ctimespec; /* time of last status change */ +#else + user32_time_t st_atime; /* [XSI] Time of last access */ + user32_long_t st_atimensec; /* nsec of last access */ + user32_time_t st_mtime; /* [XSI] Last data modification */ + user32_long_t st_mtimensec; /* last data modification nsec */ + user32_time_t st_ctime; /* [XSI] Time of last status change */ + user32_long_t st_ctimensec; /* nsec of last status change */ #endif + off_t st_size; /* [XSI] File size, in bytes */ + blkcnt_t st_blocks; /* [XSI] Blocks allocated for file */ + blksize_t st_blksize; /* [XSI] Optimal blocksize for I/O */ + __uint32_t st_flags; /* user defined flags for file */ + __uint32_t st_gen; /* file generation number */ + __int32_t st_lspare; /* RESERVED: DO NOT USE! */ + __int64_t st_qspare[2]; /* RESERVED: DO NOT USE! */ +}; -#define S_IRWXU 0000700 /* RWX mask for owner */ -#define S_IRUSR 0000400 /* R for owner */ -#define S_IWUSR 0000200 /* W for owner */ -#define S_IXUSR 0000100 /* X for owner */ +extern void munge_user64_stat(struct stat *sbp, struct user64_stat *usbp); +extern void munge_user32_stat(struct stat *sbp, struct user32_stat *usbp); -#ifndef _POSIX_SOURCE -#define S_IREAD S_IRUSR -#define S_IWRITE S_IWUSR -#define S_IEXEC S_IXUSR + +struct user64_stat64 { + dev_t st_dev; /* [XSI] ID of device containing file */ + mode_t st_mode; /* [XSI] Mode of file (see below) */ + nlink_t st_nlink; /* [XSI] Number of hard links */ + ino64_t st_ino; /* [XSI] File serial number */ + uid_t st_uid; /* [XSI] User ID of the file */ + gid_t st_gid; /* [XSI] Group ID of the file */ + dev_t st_rdev; /* [XSI] Device ID */ +#ifndef _POSIX_C_SOURCE + struct user64_timespec st_atimespec; /* time of last access */ + struct user64_timespec st_mtimespec; /* time of last data modification */ + struct user64_timespec st_ctimespec; /* time of last status change */ + struct user64_timespec st_birthtimespec; /* time of file creation(birth) */ +#else + user64_time_t st_atime; /* [XSI] Time of last access */ + user64_long_t st_atimensec; /* nsec of last access */ + user64_time_t st_mtime; /* [XSI] Last data modification time */ + user64_long_t st_mtimensec; /* last data modification nsec */ + user64_time_t st_ctime; /* [XSI] Time of last status change */ + user64_long_t st_ctimensec; /* nsec of last status change */ + user64_time_t st_birthtime; /* File creation time(birth) */ + user64_long_t st_birthtimensec; /* nsec of File creation time */ #endif + off_t st_size; /* [XSI] file size, in bytes */ + blkcnt_t st_blocks; /* [XSI] blocks allocated for file */ + blksize_t st_blksize; /* [XSI] optimal blocksize for I/O */ + __uint32_t st_flags; /* user defined flags for file */ + __uint32_t st_gen; /* file generation number */ + __uint32_t st_lspare; /* RESERVED: DO NOT USE! */ + __int64_t st_qspare[2]; /* RESERVED: DO NOT USE! */ +}; -#define S_IRWXG 0000070 /* RWX mask for group */ -#define S_IRGRP 0000040 /* R for group */ -#define S_IWGRP 0000020 /* W for group */ -#define S_IXGRP 0000010 /* X for group */ - -#define S_IRWXO 0000007 /* RWX mask for other */ -#define S_IROTH 0000004 /* R for other */ -#define S_IWOTH 0000002 /* W for other */ -#define S_IXOTH 0000001 /* X for other */ - -#ifndef _POSIX_SOURCE -#define S_IFMT 0170000 /* type of file mask */ -#define S_IFIFO 0010000 /* named pipe (fifo) */ -#define S_IFCHR 0020000 /* character special */ -#define S_IFDIR 0040000 /* directory */ -#define S_IFBLK 0060000 /* block special */ -#define S_IFREG 0100000 /* regular */ -#define S_IFLNK 0120000 /* symbolic link */ -#define S_IFSOCK 0140000 /* socket */ -#define S_IFWHT 0160000 /* whiteout */ -#define S_ISVTX 0001000 /* save swapped text even after use */ +struct user32_stat64 { + dev_t st_dev; /* [XSI] ID of device containing file */ + mode_t st_mode; /* [XSI] Mode of file (see below) */ + nlink_t st_nlink; /* [XSI] Number of hard links */ + ino64_t st_ino; /* [XSI] File serial number */ + uid_t st_uid; /* [XSI] User ID of the file */ + gid_t st_gid; /* [XSI] Group ID of the file */ + dev_t st_rdev; /* [XSI] Device ID */ +#ifndef _POSIX_C_SOURCE + struct user32_timespec st_atimespec; /* time of last access */ + struct user32_timespec st_mtimespec; /* time of last data modification */ + struct user32_timespec st_ctimespec; /* time of last status change */ + struct user32_timespec st_birthtimespec; /* time of file creation(birth) */ +#else + user32_time_t st_atime; /* [XSI] Time of last access */ + user32_long_t st_atimensec; /* nsec of last access */ + user32_time_t st_mtime; /* [XSI] Last data modification time */ + user32_long_t st_mtimensec; /* last data modification nsec */ + user32_time_t st_ctime; /* [XSI] Time of last status change */ + user32_long_t st_ctimensec; /* nsec of last status change */ + user32_time_t st_birthtime; /* File creation time(birth) */ + user32_long_t st_birthtimensec; /* nsec of File creation time */ +#endif + off_t st_size; /* [XSI] file size, in bytes */ + blkcnt_t st_blocks; /* [XSI] blocks allocated for file */ + blksize_t st_blksize; /* [XSI] optimal blocksize for I/O */ + __uint32_t st_flags; /* user defined flags for file */ + __uint32_t st_gen; /* file generation number */ + __uint32_t st_lspare; /* RESERVED: DO NOT USE! */ + __int64_t st_qspare[2]; /* RESERVED: DO NOT USE! */ +#if defined(__x86_64__) +/* + * This packing is required to ensure symmetry between userspace and kernelspace + * when the kernel is 64-bit and the user application is 32-bit. All currently + * supported ARM slices (arm64/armv7k/arm64_32) contain the same struct + * alignment ABI so this packing isn't needed for ARM. + */ +} __attribute__((packed, aligned(4))); +#else +}; #endif -#define S_ISDIR(m) ((m & 0170000) == 0040000) /* directory */ -#define S_ISCHR(m) ((m & 0170000) == 0020000) /* char special */ -#define S_ISBLK(m) ((m & 0170000) == 0060000) /* block special */ -#define S_ISREG(m) ((m & 0170000) == 0100000) /* regular file */ -#define S_ISFIFO(m) ((m & 0170000) == 0010000 || \ - (m & 0170000) == 0140000) /* fifo or socket */ -#ifndef _POSIX_SOURCE -#define S_ISLNK(m) ((m & 0170000) == 0120000) /* symbolic link */ -#define S_ISSOCK(m) ((m & 0170000) == 0010000 || \ - (m & 0170000) == 0140000) /* fifo or socket */ -#define S_ISWHT(m) ((m & 0170000) == 0160000) /* whiteout */ +extern void munge_user64_stat64(struct stat64 *sbp, struct user64_stat64 *usbp); +extern void munge_user32_stat64(struct stat64 *sbp, struct user32_stat64 *usbp); + +#endif /* BSD_KERNEL_PRIVATE */ + +#endif /* KERNEL */ + + +#if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE) +#define st_atime st_atimespec.tv_sec +#define st_mtime st_mtimespec.tv_sec +#define st_ctime st_ctimespec.tv_sec +#define st_birthtime st_birthtimespec.tv_sec +#endif /* (!_POSIX_C_SOURCE || _DARWIN_C_SOURCE) */ + +/* + * [XSI] The following are symbolic names for the values of type mode_t. They + * are bitmap values. + */ +#include + +/* + * [XSI] The following macros shall be provided to test whether a file is + * of the specified type. The value m supplied to the macros is the value + * of st_mode from a stat structure. The macro shall evaluate to a non-zero + * value if the test is true; 0 if the test is false. + */ +#define S_ISBLK(m) (((m) & S_IFMT) == S_IFBLK) /* block special */ +#define S_ISCHR(m) (((m) & S_IFMT) == S_IFCHR) /* char special */ +#define S_ISDIR(m) (((m) & S_IFMT) == S_IFDIR) /* directory */ +#define S_ISFIFO(m) (((m) & S_IFMT) == S_IFIFO) /* fifo or socket */ +#define S_ISREG(m) (((m) & S_IFMT) == S_IFREG) /* regular file */ +#define S_ISLNK(m) (((m) & S_IFMT) == S_IFLNK) /* symbolic link */ +#define S_ISSOCK(m) (((m) & S_IFMT) == S_IFSOCK) /* socket */ +#if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE) +#define S_ISWHT(m) (((m) & S_IFMT) == S_IFWHT) /* OBSOLETE: whiteout */ #endif -#ifndef _POSIX_SOURCE -#define ACCESSPERMS (S_IRWXU|S_IRWXG|S_IRWXO) /* 0777 */ - /* 7777 */ -#define ALLPERMS (S_ISUID|S_ISGID|S_ISTXT|S_IRWXU|S_IRWXG|S_IRWXO) - /* 0666 */ -#define DEFFILEMODE (S_IRUSR|S_IWUSR|S_IRGRP|S_IWGRP|S_IROTH|S_IWOTH) +/* + * [XSI] The implementation may implement message queues, semaphores, or + * shared memory objects as distinct file types. The following macros + * shall be provided to test whether a file is of the specified type. + * The value of the buf argument supplied to the macros is a pointer to + * a stat structure. The macro shall evaluate to a non-zero value if + * the specified object is implemented as a distinct file type and the + * specified file type is contained in the stat structure referenced by + * buf. Otherwise, the macro shall evaluate to zero. + * + * NOTE: The current implementation does not do this, although + * this may change in future revisions, and co currently only + * provides these macros to ensure source compatability with + * implementations which do. + */ +#define S_TYPEISMQ(buf) (0) /* Test for a message queue */ +#define S_TYPEISSEM(buf) (0) /* Test for a semaphore */ +#define S_TYPEISSHM(buf) (0) /* Test for a shared memory object */ -#define S_BLKSIZE 512 /* block size used in the stat struct */ +/* + * [TYM] The implementation may implement typed memory objects as distinct + * file types, and the following macro shall test whether a file is of the + * specified type. The value of the buf argument supplied to the macros is + * a pointer to a stat structure. The macro shall evaluate to a non-zero + * value if the specified object is implemented as a distinct file type and + * the specified file type is contained in the stat structure referenced by + * buf. Otherwise, the macro shall evaluate to zero. + * + * NOTE: The current implementation does not do this, although + * this may change in future revisions, and co currently only + * provides this macro to ensure source compatability with + * implementations which do. + */ +#define S_TYPEISTMO(buf) (0) /* Test for a typed memory object */ + + +#if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE) +#define ACCESSPERMS (S_IRWXU|S_IRWXG|S_IRWXO) /* 0777 */ + /* 7777 */ +#define ALLPERMS (S_ISUID|S_ISGID|S_ISTXT|S_IRWXU|S_IRWXG|S_IRWXO) +/* 0666 */ +#define DEFFILEMODE (S_IRUSR|S_IWUSR|S_IRGRP|S_IWGRP|S_IROTH|S_IWOTH) + +#define S_BLKSIZE 512 /* block size used in the stat struct */ /* * Definitions of flags stored in file flags word. * * Super-user and owner changeable flags. */ -#define UF_SETTABLE 0x0000ffff /* mask of owner changeable flags */ -#define UF_NODUMP 0x00000001 /* do not dump file */ -#define UF_IMMUTABLE 0x00000002 /* file may not be changed */ -#define UF_APPEND 0x00000004 /* writes to file may only append */ -#define UF_OPAQUE 0x00000008 /* directory is opaque wrt. union */ +#define UF_SETTABLE 0x0000ffff /* mask of owner changeable flags */ +#define UF_NODUMP 0x00000001 /* do not dump file */ +#define UF_IMMUTABLE 0x00000002 /* file may not be changed */ +#define UF_APPEND 0x00000004 /* writes to file may only append */ +#define UF_OPAQUE 0x00000008 /* directory is opaque wrt. union */ +/* + * The following bit is reserved for FreeBSD. It is not implemented + * in Mac OS X. + */ +/* #define UF_NOUNLINK 0x00000010 */ /* file may not be removed or renamed */ +#define UF_COMPRESSED 0x00000020 /* file is compressed (some file-systems) */ + +/* UF_TRACKED is used for dealing with document IDs. We no longer issue + * notifications for deletes or renames for files which have UF_TRACKED set. */ +#define UF_TRACKED 0x00000040 + +#define UF_DATAVAULT 0x00000080 /* entitlement required for reading */ + /* and writing */ + +/* Bits 0x0100 through 0x4000 are currently undefined. */ +#define UF_HIDDEN 0x00008000 /* hint that this item should not be */ + /* displayed in a GUI */ /* * Super-user changeable flags. */ -#define SF_SETTABLE 0xffff0000 /* mask of superuser changeable flags */ -#define SF_ARCHIVED 0x00010000 /* file is archived */ -#define SF_IMMUTABLE 0x00020000 /* file may not be changed */ -#define SF_APPEND 0x00040000 /* writes to file may only append */ +#define SF_SUPPORTED 0x009f0000 /* mask of superuser supported flags */ +#define SF_SETTABLE 0x3fff0000 /* mask of superuser changeable flags */ +#define SF_SYNTHETIC 0xc0000000 /* mask of system read-only synthetic flags */ +#define SF_ARCHIVED 0x00010000 /* file is archived */ +#define SF_IMMUTABLE 0x00020000 /* file may not be changed */ +#define SF_APPEND 0x00040000 /* writes to file may only append */ +#define SF_RESTRICTED 0x00080000 /* entitlement required for writing */ +#define SF_NOUNLINK 0x00100000 /* Item may not be removed, renamed or mounted on */ + +/* + * The following two bits are reserved for FreeBSD. They are not + * implemented in Mac OS X. + */ +/* #define SF_SNAPSHOT 0x00200000 */ /* snapshot inode */ +/* NOTE: There is no SF_HIDDEN bit. */ + +#define SF_FIRMLINK 0x00800000 /* file is a firmlink */ + +/* + * Synthetic flags. + * + * These are read-only. We keep them out of SF_SUPPORTED so that + * attempts to set them will fail. + */ +#define SF_DATALESS 0x40000000 /* file is dataless object */ + +#ifdef PRIVATE +/* + * Protected flags. + * + * These flags are read-write, but can only be changed using the safe + * mechanism (FSIOC_CAS_BSDFLAGS). The standard chflags(2) mechanism + * will simply preserve these bits as they are in the inode. + */ +#define UF_SF_PROTECTED (UF_COMPRESSED) +#endif #ifdef KERNEL /* * Shorthand abbreviations of above. */ -#define OPAQUE (UF_OPAQUE) -#define APPEND (UF_APPEND | SF_APPEND) -#define IMMUTABLE (UF_IMMUTABLE | SF_IMMUTABLE) +#define OPAQUE (UF_OPAQUE) +#define APPEND (UF_APPEND | SF_APPEND) +#define IMMUTABLE (UF_IMMUTABLE | SF_IMMUTABLE) #endif #endif #ifndef KERNEL -#include __BEGIN_DECLS -int chmod __P((const char *, mode_t)); -int fstat __P((int, struct stat *)); -int mkdir __P((const char *, mode_t)); -int mkfifo __P((const char *, mode_t)); -int stat __P((const char *, struct stat *)); -mode_t umask __P((mode_t)); -#ifndef _POSIX_SOURCE -int chflags __P((const char *, u_long)); -int fchflags __P((int, u_long)); -int fchmod __P((int, mode_t)); -int lstat __P((const char *, struct stat *)); +/* [XSI] */ +int chmod(const char *, mode_t) __DARWIN_ALIAS(chmod); +int fchmod(int, mode_t) __DARWIN_ALIAS(fchmod); +int fstat(int, struct stat *) __DARWIN_INODE64(fstat); +int lstat(const char *, struct stat *) __DARWIN_INODE64(lstat); +int mkdir(const char *, mode_t); +int mkfifo(const char *, mode_t); +int stat(const char *, struct stat *) __DARWIN_INODE64(stat); +int mknod(const char *, mode_t, dev_t); +mode_t umask(mode_t); + +#if __DARWIN_C_LEVEL >= 200809L +int fchmodat(int, const char *, mode_t, int) __OSX_AVAILABLE_STARTING(__MAC_10_10, __IPHONE_8_0); +int fstatat(int, const char *, struct stat *, int) __DARWIN_INODE64(fstatat) __OSX_AVAILABLE_STARTING(__MAC_10_10, __IPHONE_8_0); +int mkdirat(int, const char *, mode_t) __OSX_AVAILABLE_STARTING(__MAC_10_10, __IPHONE_8_0); + +#define UTIME_NOW -1 +#define UTIME_OMIT -2 + +int futimens(int __fd, const struct timespec __times[2]) __API_AVAILABLE(macosx(10.13), ios(11.0), tvos(11.0), watchos(4.0)); +int utimensat(int __fd, const char *__path, const struct timespec __times[2], + int __flag) __API_AVAILABLE(macosx(10.13), ios(11.0), tvos(11.0), watchos(4.0)); #endif + +#if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE) + +#include + +int chflags(const char *, __uint32_t); +int chmodx_np(const char *, filesec_t); +int fchflags(int, __uint32_t); +int fchmodx_np(int, filesec_t); +int fstatx_np(int, struct stat *, filesec_t) __DARWIN_INODE64(fstatx_np); +int lchflags(const char *, __uint32_t) __OSX_AVAILABLE_STARTING(__MAC_10_5, __IPHONE_2_0); +int lchmod(const char *, mode_t) __OSX_AVAILABLE_STARTING(__MAC_10_5, __IPHONE_2_0); +int lstatx_np(const char *, struct stat *, filesec_t) __DARWIN_INODE64(lstatx_np); +int mkdirx_np(const char *, filesec_t); +int mkfifox_np(const char *, filesec_t); +int statx_np(const char *, struct stat *, filesec_t) __DARWIN_INODE64(statx_np); +int umaskx_np(filesec_t) __OSX_AVAILABLE_BUT_DEPRECATED(__MAC_10_4, __MAC_10_6, __IPHONE_NA, __IPHONE_NA); + +#if !__DARWIN_ONLY_64_BIT_INO_T +/* The following deprecated routines are simillar to stat and friends except provide struct stat64 instead of struct stat */ +int fstatx64_np(int, struct stat64 *, filesec_t) __OSX_AVAILABLE_BUT_DEPRECATED(__MAC_10_5, __MAC_10_6, __IPHONE_NA, __IPHONE_NA); +int lstatx64_np(const char *, struct stat64 *, filesec_t) __OSX_AVAILABLE_BUT_DEPRECATED(__MAC_10_5, __MAC_10_6, __IPHONE_NA, __IPHONE_NA); +int statx64_np(const char *, struct stat64 *, filesec_t) __OSX_AVAILABLE_BUT_DEPRECATED(__MAC_10_5, __MAC_10_6, __IPHONE_NA, __IPHONE_NA); +int fstat64(int, struct stat64 *) __OSX_AVAILABLE_BUT_DEPRECATED(__MAC_10_5, __MAC_10_6, __IPHONE_NA, __IPHONE_NA); +int lstat64(const char *, struct stat64 *) __OSX_AVAILABLE_BUT_DEPRECATED(__MAC_10_5, __MAC_10_6, __IPHONE_NA, __IPHONE_NA); +int stat64(const char *, struct stat64 *) __OSX_AVAILABLE_BUT_DEPRECATED(__MAC_10_5, __MAC_10_6, __IPHONE_NA, __IPHONE_NA); +#endif /* !__DARWIN_ONLY_64_BIT_INO_T */ +#endif /* (!_POSIX_C_SOURCE || _DARWIN_C_SOURCE) */ + __END_DECLS -#endif +#endif /* !KERNEL */ #endif /* !_SYS_STAT_H_ */