177 lines
5.3 KiB
C
177 lines
5.3 KiB
C
/*
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* Copyright (C) 2008 The Android Open Source Project
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
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* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#ifndef _SYS_STAT_H_
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#define _SYS_STAT_H_
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#include <sys/cdefs.h>
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#include <sys/types.h>
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#include <sys/time.h>
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#include <linux/stat.h>
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#include <endian.h>
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__BEGIN_DECLS
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/* really matches stat64 in the kernel, hence the padding
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* Note: The kernel zero's the padded region because glibc might read them
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* in the hope that the kernel has stretched to using larger sizes.
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*/
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#ifdef __mips__
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struct stat {
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unsigned long st_dev;
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unsigned long __pad0[3];
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unsigned long long st_ino;
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unsigned int st_mode;
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unsigned int st_nlink;
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unsigned long st_uid;
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unsigned long st_gid;
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unsigned long st_rdev;
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unsigned long __pad1[3];
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long long st_size;
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unsigned long st_atime;
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unsigned long st_atime_nsec;
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unsigned long st_mtime;
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unsigned long st_mtime_nsec;
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unsigned long st_ctime;
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unsigned long st_ctime_nsec;
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unsigned long st_blksize;
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unsigned long __pad2;
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unsigned long long st_blocks;
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};
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#else
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struct stat {
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unsigned long long st_dev;
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unsigned char __pad0[4];
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unsigned long __st_ino;
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unsigned int st_mode;
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unsigned int st_nlink;
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unsigned long st_uid;
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unsigned long st_gid;
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unsigned long long st_rdev;
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unsigned char __pad3[4];
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long long st_size;
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unsigned long st_blksize;
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unsigned long long st_blocks;
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unsigned long st_atime;
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unsigned long st_atime_nsec;
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unsigned long st_mtime;
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unsigned long st_mtime_nsec;
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unsigned long st_ctime;
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unsigned long st_ctime_nsec;
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unsigned long long st_ino;
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};
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#endif
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/* For compatibility with GLibc, we provide macro aliases
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* for the non-Posix nano-seconds accessors.
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*/
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#define st_atimensec st_atime_nsec
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#define st_mtimensec st_mtime_nsec
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#define st_ctimensec st_ctime_nsec
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#ifdef __USE_BSD
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/* Permission macros provided by glibc for compatibility with BSDs. */
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#define ACCESSPERMS (S_IRWXU | S_IRWXG | S_IRWXO) /* 0777 */
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#define ALLPERMS (S_ISUID | S_ISGID | S_ISVTX | S_IRWXU | S_IRWXG | S_IRWXO) /* 07777 */
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#define DEFFILEMODE (S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH) /* 0666 */
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#endif
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extern int chmod(const char *, mode_t);
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extern int fchmod(int, mode_t);
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extern int mkdir(const char *, mode_t);
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extern int stat(const char *, struct stat *);
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extern int fstat(int, struct stat *);
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extern int lstat(const char *, struct stat *);
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extern int mknod(const char *, mode_t, dev_t);
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extern mode_t umask(mode_t);
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#if defined(__BIONIC_FORTIFY)
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extern mode_t __umask_chk(mode_t);
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extern mode_t __umask_real(mode_t)
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__asm__(__USER_LABEL_PREFIX__ "umask");
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__errordecl(__umask_invalid_mode, "umask called with invalid mode");
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__BIONIC_FORTIFY_INLINE
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mode_t umask(mode_t mode) {
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#if !defined(__clang__)
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if (__builtin_constant_p(mode)) {
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if ((mode & 0777) != mode) {
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__umask_invalid_mode();
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}
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return __umask_real(mode);
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}
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#endif
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return __umask_chk(mode);
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}
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#endif /* defined(__BIONIC_FORTIFY) */
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#define stat64 stat
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#define fstat64 fstat
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#define lstat64 lstat
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static __inline__ int mkfifo(const char *__p, mode_t __m)
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{
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return mknod(__p, (__m & ~S_IFMT) | S_IFIFO, (dev_t)0);
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}
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extern int fstatat(int dirfd, const char *path, struct stat *buf, int flags);
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extern int mkdirat(int dirfd, const char *pathname, mode_t mode);
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extern int fchownat(int dirfd, const char *path, uid_t owner, gid_t group, int flags);
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extern int fchmodat(int dirfd, const char *path, mode_t mode, int flags);
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extern int renameat(int olddirfd, const char *oldpath, int newdirfd, const char *newpath);
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# define UTIME_NOW ((1l << 30) - 1l)
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# define UTIME_OMIT ((1l << 30) - 2l)
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extern int utimensat(int fd, const char *path, const struct timespec times[2], int flags);
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extern int futimens(int fd, const struct timespec times[2]);
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__END_DECLS
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#endif /* _SYS_STAT_H_ */
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