/** * @defgroup stat Stat * @ingroup libc */ #ifndef _SYS_STAT_H #define _SYS_STAT_H #ifdef __cplusplus extern "C" { #endif #include #define __NEED_dev_t #define __NEED_ino_t #define __NEED_mode_t #define __NEED_nlink_t #define __NEED_uid_t #define __NEED_gid_t #define __NEED_off_t #define __NEED_time_t #define __NEED_blksize_t #define __NEED_blkcnt_t #define __NEED_struct_timespec #ifdef __XLT_OS__ #define __NEED_int64_t #endif #include #include #define st_atime st_atim.tv_sec #define st_mtime st_mtim.tv_sec #define st_ctime st_ctim.tv_sec #define S_IFMT 0170000 #define S_IFDIR 0040000 #define S_IFCHR 0020000 #define S_IFBLK 0060000 #define S_IFREG 0100000 #define S_IFIFO 0010000 #define S_IFLNK 0120000 #define S_IFSOCK 0140000 #define S_TYPEISMQ(buf) 0 #define S_TYPEISSEM(buf) 0 #define S_TYPEISSHM(buf) 0 #define S_TYPEISTMO(buf) 0 #define S_ISDIR(mode) (((mode) & S_IFMT) == S_IFDIR) #define S_ISCHR(mode) (((mode) & S_IFMT) == S_IFCHR) #define S_ISBLK(mode) (((mode) & S_IFMT) == S_IFBLK) #define S_ISREG(mode) (((mode) & S_IFMT) == S_IFREG) #define S_ISFIFO(mode) (((mode) & S_IFMT) == S_IFIFO) #define S_ISLNK(mode) (((mode) & S_IFMT) == S_IFLNK) #define S_ISSOCK(mode) (((mode) & S_IFMT) == S_IFSOCK) #ifndef S_IRUSR #define S_ISUID 04000 #define S_ISGID 02000 #define S_ISVTX 01000 #define S_IRUSR 0400 #define S_IWUSR 0200 #define S_IXUSR 0100 #define S_IRWXU 0700 #define S_IRGRP 0040 #define S_IWGRP 0020 #define S_IXGRP 0010 #define S_IRWXG 0070 #define S_IROTH 0004 #define S_IWOTH 0002 #define S_IXOTH 0001 #define S_IRWXO 0007 #endif #ifdef __XLT_OS__ #define DEFFILEMODE (S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH) #define F_RDO 0x01 /* Read only */ #define F_HID 0x02 /* Hidden */ #define F_SYS 0x04 /* System */ #define F_ARC 0x20 /* Archive */ #endif #define UTIME_NOW 0x3fffffff #define UTIME_OMIT 0x3ffffffe /** * @ingroup stat * * @par Description: * The stat() function shall obtain information about the named file and write it to the area pointed to by the buf * argument. * @param path [IN] Points to a pathname naming a file. * @param buf [IN] A pointer to a stat structure, defined in the header, * which stores information related to files. * @attention *
    *
  • None.
    • *
* * @retval #0 Upon successful completion. * @retval #-1 Failed and set errno to indicate the error. * * @par Errors *
    *
  • EINVAL: Invalid argument.
    • *
  • ENOENT: A directory component in pathname does not exist or path is an empty string.
    • *
  • ENAMETOOLONG: The length of a component of a pathname is longer than {NAME_MAX}.
    • *
  • ENOMEM: Out of memory.
    • *
  • ENOSYS: No support.
    • *
  • EBADF: The fd argument is not a valid file descriptor or or the underlying file system does not support * this operation.
    • *
  • EAGAIN: The file list is NULL.
    • *
  • EACCES: Permission bits of the file mode do not permit the requested access, * or search permission is denied on a component of the path prefix.
    • *
  • EEXIST: The file/directory object is already exist.
    • *
  • EIO: An I/O error occurred while reading from or writing to a file system.
    • *
  • EROFS: The physical drive is write protected.
    • *
  • ENOSPC: No space left on device.
    • *
  • ENFILE: The maximum allowable number of files is currently open in the system.
    • *
  • ENOTEMPTY: directory not empty.
    • *
  • EISDIR: The named file is a directory.
    • *
  • ENOTDIR: A component of the path prefix names an existing file that is neither a directory nor a symbolic * link to a directory; or the path argument resolves to a non-directory file.
    • *
  • EPERM: Operation not permitted or access denied due to prohibited access or directory full.
    • *
  • EBUSY: The operation is rejected according to the file sharing policy.
    • *
  • ENOSYS: Not support.
    • *
  • EPROTO: Protocol error in nfs.
    • *
  • ENODEV: No such device.
    • *
  • EFAULT: Bad address.
    • *
* * @par Dependency: *
  • stat.h
* @see None * @since Huawei LiteOS V100R001C00 */ int stat(const char *__restrict, struct stat *__restrict); /** * @ingroup stat * * @par Description: * The fstat() function shall obtain information about an open file associated with the file descriptor fields, and shall * write it to the area pointed to by buf. * @param fields [IN] File descriptor fields. * @param buf [IN] A pointer to a stat structure, defined in the header, * which stores information related to files. * @attention *
    *
  • None.
    • *
* * @retval #0 Upon successful completion. * @retval #-1 Failed and set errno to indicate the error. * * @par Errors *
    *
  • EBADF: The fd argument is not a valid file descriptor.
    • *
  • EAGAIN: The file list is NULL.
    • *
  • EINVAL: Invalid argument.
    • *
  • ENOENT: a directory component in pathname does not exist or path is an empty string.
    • *
  • ENAMETOOLONG: The length of a component of a pathname is longer than {NAME_MAX}.
    • *
  • ENOMEM: Out of memory.
    • *
  • ENOSYS: no support.
    • *
  • EBADF: The fd argument is not a valid file descriptor or or the underlying file system does not support * this operation.
    • *
  • EAGAIN: The file list is NULL.
    • *
  • EACCES: Permission bits of the file mode do not permit the requested access, * or search permission is denied on a component of the path prefix.
    • *
  • EEXIST: The file/directory object is already exist.
    • *
  • EIO: An I/O error occurred while reading from or writing to a file system.
    • *
  • EROFS: The physical drive is write protected.
    • *
  • ENOSPC: No space left on device.
    • *
  • ENFILE: The maximum allowable number of files is currently open in the system.
    • *
  • ENOTEMPTY: directory not empty.
    • *
  • EISDIR: The named file is a directory.
    • *
  • ENOTDIR: A component of the path prefix names an existing file that is neither a directory nor a symbolic * link to a directory; or the path argument resolves to a non-directory file.
    • *
  • EPERM: operation not permitted or access denied due to prohibited access or directory full.
    • *
  • EBUSY: The operation is rejected according to the file sharing policy.
    • *
  • ENOSYS: not support.
    • *
  • EPROTO: Protocol error in nfs.
    • *
  • ENODEV: No such device.
    • *
  • EFAULT: Bad address.
    • *
* * @par Dependency: *
  • stat.h
* @see None * @since Huawei LiteOS V100R001C00 */ int fstat(int, struct stat *); /** * @ingroup stat * * @par Description: * The lstat() function shall be equivalent to stat(), function shall obtain information about the named file and write * it to the area pointed to by the buf. * argument. * @param path [IN] Points to a pathname naming a file. * @param buffer [IN] A pointer to a stat structure, defined in the header, * which stores information related to files. * @attention *
    *
  • None.
    • *
* * @retval #0 Upon successful completion. * @retval #-1 Failed and set errno to indicate the error. * * @par Errors *
    *
  • EINVAL: Invalid argument.
    • *
  • ENOENT: A directory component in pathname does not exist or path is an empty string.
    • *
  • ENAMETOOLONG: The length of a component of a pathname is longer than {NAME_MAX}.
    • *
  • ENOMEM: Out of memory.
    • *
  • ENOSYS: No support.
    • *
  • EBADF: The fd argument is not a valid file descriptor or or the underlying file system does not support * this operation.
    • *
  • EAGAIN: The file list is NULL.
    • *
  • EACCES: Permission bits of the file mode do not permit the requested access, * or search permission is denied on a component of the path prefix.
    • *
  • EEXIST: The file/directory object is already exist.
    • *
  • EIO: An I/O error occurred while reading from or writing to a file system.
    • *
  • EROFS: The physical drive is write protected.
    • *
  • ENOSPC: No space left on device.
    • *
  • ENFILE: The maximum allowable number of files is currently open in the system.
    • *
  • ENOTEMPTY: directory not empty.
    • *
  • EISDIR: The named file is a directory.
    • *
  • ENOTDIR: A component of the path prefix names an existing file that is neither a directory nor a symbolic * link to a directory; or the path argument resolves to a non-directory file.
    • *
  • EPERM: Operation not permitted or access denied due to prohibited access or directory full.
    • *
  • EBUSY: The operation is rejected according to the file sharing policy.
    • *
  • ENOSYS: Not support.
    • *
  • EPROTO: Protocol error in nfs.
    • *
  • ENODEV: No such device.
    • *
  • EFAULT: Bad address.
    • *
* * @par Dependency: *
  • stat.h
* @see None * @since Huawei LiteOS V100R001C00 */ int lstat(const char *__restrict, struct stat *__restrict); int fstatat(int, const char *__restrict, struct stat *__restrict, int); int chmod(const char *, mode_t); int fchmod(int, mode_t); int fchmodat(int, const char *, mode_t, int); mode_t umask(mode_t); /** * @ingroup stat * * @par Description: * The mkdir() function shall create a new directory with name path. The file permission bits of the new directory shall * be initialized from mode. These file permission bits of the mode argument shall be modified by the process' file * creation mask. * @param pathname [IN] Directory with name path. * @param mode [IN] File permission bits. * @attention *
    *
  • None.
    • *
* * @retval #0 Upon successful completion. * @retval #-1 Failed and set errno to indicate the error. * * @par Errors *
    *
  • EINVAL: The path is a null pointer or an empty string.
    • *
  • EACCES: Permission bits of the file mode do not permit the requested access, * or search permission is denied on a component of the path prefix.
    • *
  • ENAMETOOLONG: The length of a component of a pathname is longer than {NAME_MAX}.
    • *
  • ENOENT: A directory component in pathname does not exist.
    • *
  • EEXIST: The file/directory object is already exist.
    • *
  • EIO: An I/O error occurred while reading from or writing to a file system.
    • *
  • EROFS: The physical drive is write protected.
    • *
  • ENOSPC: No space left on device.
    • *
  • ENFILE: The maximum allowable number of files is currently open in the system.
    • *
  • ENOTDIR: A component of the path prefix names an existing file that is neither a directory nor a symbolic * link to a directory; or the path argument resolves to a non-directory file.
    • *
  • EPERM: Operation not permitted or access denied due to prohibited access or directory full.
    • *
  • EBUSY: The operation is rejected according to the file sharing policy.
    • *
  • ENOSYS: Not support.
    • *
  • EPROTO: Protocol error in nfs.
    • *
  • EFAULT: Bad address.
    • *
* * @par Dependency: *
  • stat.h
* @see None * @since Huawei LiteOS V100R001C00 */ int mkdir(const char *, mode_t); int mkfifo(const char *, mode_t); int mkdirat(int, const char *, mode_t); int mkfifoat(int, const char *, mode_t); #if defined(_XOPEN_SOURCE) || defined(_GNU_SOURCE) || defined(_BSD_SOURCE) int mknod(const char *, mode_t, dev_t); int mknodat(int, const char *, mode_t, dev_t); #endif int futimens(int, const struct timespec [2]); int utimensat(int, const char *, const struct timespec [2], int); #if defined(_GNU_SOURCE) || defined(_BSD_SOURCE) int lchmod(const char *, mode_t); #define S_IREAD S_IRUSR #define S_IWRITE S_IWUSR #define S_IEXEC S_IXUSR #endif #if defined(_LARGEFILE64_SOURCE) || defined(_GNU_SOURCE) #ifdef __XLT_OS__ #define stat64 stat int fstat64(int, struct stat64 *); int lstat64(const char *, struct stat64 *); int fstatat64(int, const char *, struct stat64 *, int); #define blkcnt64_t blkcnt_t #define fsblkcnt64_t fsblkcnt_t #define fsfilcnt64_t fsfilcnt_t #define ino64_t ino_t #define off64_t int64_t #else #define stat64 stat #define fstat64 fstat #define lstat64 lstat #define fstatat64 fstatat #define blkcnt64_t blkcnt_t #define fsblkcnt64_t fsblkcnt_t #define fsfilcnt64_t fsfilcnt_t #define ino64_t ino_t #define off64_t off_t #endif #endif #if _REDIR_TIME64 __REDIR(stat, __stat_time64); __REDIR(fstat, __fstat_time64); __REDIR(lstat, __lstat_time64); __REDIR(fstatat, __fstatat_time64); __REDIR(futimens, __futimens_time64); __REDIR(utimensat, __utimensat_time64); #endif #ifdef __cplusplus } #endif #endif