Expand description
Filesystem operations.
Modules§
- inotify support for working with inotify objects.
Structs§
*_OK
constants for use withaccessat
.DIR*
struct dirent
FALLOC_FL_*
constants for use withfallocate
.fsid_t
for use withStatFs
.gid_t
—A Unix group ID.FS_*
constants for use withioctl_getflags
.MFD_*
constants for use withmemfd_create
.O_*
constants for use withopenat
.- A directory iterator implemented with getdents.
- A raw directory entry, similar to
std::fs::DirEntry
. RENAME_*
constants for use withrenameat_with
.RESOLVE_*
constants for use withopenat2
.ST_*
constants for use withStatVfs
.struct statx
for use withstatx
.STATX_ATTR_*
flags for use withStatx
.STATX_*
constants for use withstatx
.struct statx_timestamp
for use withStatx
.struct timespec
uid_t
—A Unix user ID.
Enums§
POSIX_FADV_*
constants for use withfadvise
.- Enumeration of possible methods to seek within an I/O object.
Constants§
-EBADF
—A handle that requires paths to be absolute.AT_FDCWD
—A handle representing the current working directory.- The filesystem magic number for NFS.
- The filesystem magic number for procfs.
UTIME_NOW
for use withutimensat
.UTIME_OMIT
for use withutimensat
.
Traits§
- Re-export types common to POSIX-ish platforms. Unix-specific extension methods for
fs::DirEntry
. - Re-export types common to POSIX-ish platforms. Unix-specific extensions to
fs::File
. - Re-export types common to POSIX-ish platforms. Unix-specific extensions for
fs::FileType
. - Re-export types common to POSIX-ish platforms. Unix-specific extensions to
fs::Metadata
. - Re-export types common to POSIX-ish platforms. Unix-specific extensions to
fs::OpenOptions
.
Functions§
access(path, access)
—Tests permissions for a file or directory.faccessat(dirfd, path, access, flags)
—Tests permissions for a file or directory.chmod(path, mode)
—Sets file or directory permissions.fchmodat(dirfd, path, mode, flags)
—Sets file or directory permissions.chown(path, owner, group)
—Sets open file or directory ownership.fchownat(dirfd, path, owner, group, flags)
—Sets file or directory ownership.copy_file_range(fd_in, off_in, fd_out, off_out, len, 0)
—Copies data from one file to another.ioctl(fd, EXT4_IOC_RESIZE_FS, blocks)
—Resize ext4 filesystem on fd.posix_fadvise(fd, offset, len, advice)
—Declares an expected access pattern for a file.fallocate(fd, mode, offset, len)
—Adjusts file allocation.fchmod(fd, mode)
—Sets open file or directory permissions.fchown(fd, owner, group)
—Sets open file or directory ownership.fcntl(fd, F_ADD_SEALS)
—Add seals tofd
’s inode.fcntl(fd, F_GET_SEALS)
—Return the seals forfd
’s inode.fcntl(fd, F_GETFL)
—Returns a file descriptor’s access mode and status.fcntl(fd, F_SETLK)
—Acquire or release anfcntl
-style lock.fcntl(fd, F_SETFL, flags)
—Sets a file descriptor’s status.fdatasync(fd)
—Ensures that file data is written to the underlying storage device.fgetxattr(fd, name, value.as_ptr(), value.len())
—Get extended filesystem attributes on an open file descriptor.flistxattr(fd, list.as_ptr(), list.len())
—List extended filesystem attributes on an open file descriptor.flock(fd, operation)
—Acquire or release an advisory lock on an open file.fremovexattr(fd, name)
—Remove an extended filesystem attribute on an open file descriptor.fsetxattr(fd, name, value.as_ptr(), value.len(), flags)
—Set extended filesystem attributes on an open file descriptor.fstat(fd)
—Queries metadata for an open file or directory.fstatfs(fd)
—Queries filesystem statistics for an open file or directory.fstatvfs(fd)
—Queries filesystem statistics for an open file or directory, POSIX version.fsync(fd)
—Ensures that file data and metadata is written to the underlying storage device.ftruncate(fd, length)
—Sets the length of a file.futimens(fd, times)
—Sets timestamps for an open file or directory.getxattr(path, name, value)
—Get extended filesystem attributes.ioctl(fd, BLKPBSZGET)
—Returns the physical block size of a block device.ioctl(fd, BLKSSZGET)
—Returns the logical block size of a block device.ioctl(fd, FICLONE, src_fd)
—Share data between open files.ioctl(fd, FS_IOC_GETFLAGS)
—Returns the inode flags attributesioctl(fd, FS_IOC_SETFLAGS)
—Modify the inode flags attributeslgetxattr(path, name, value.as_ptr(), value.len())
—Get extended filesystem attributes, without following symlinks in the last path component.link(old_path, new_path)
—Creates a hard link.linkat(old_dirfd, old_path, new_dirfd, new_path, flags)
—Creates a hard link.listxattr(path, list.as_ptr(), list.len())
—List extended filesystem attributes.llistxattr(path, list.as_ptr(), list.len())
—List extended filesystem attributes, without following symlinks in the last path component.lremovexattr(path, name)
—Remove an extended filesystem attribute, without following symlinks in the last path component.setxattr(path, name, value.as_ptr(), value.len(), flags)
—Set extended filesystem attributes, without following symlinks in the last path component.lstat(path)
—Queries metadata for a file or directory, without following symlinks.major(dev)
—Compute the major ID of a given device ID.makedev(maj, min)
—Compute a device ID from a given major and minor ID.memfd_create(name, flags)
—Create an anonymous file.minor(dev)
—Compute the minor ID of a given device ID.mkdir(path, mode)
—Creates a directory.mkdirat(fd, path, mode)
—Creates a directory.mknodat(dirfd, path, mode, dev)
—Creates special or normal files.open(path, oflags, mode)
—Opens a file.openat(dirfd, path, oflags, mode)
—Opens a file.openat2(dirfd, path, OpenHow { oflags, mode, resolve }, sizeof(OpenHow))
— Opens a file with more options.readlink(path)
—Reads the contents of a symlink.readlinkat(fd, path)
—Reads the contents of a symlink.readlinkat(fd, path)
—Reads the contents of a symlink, without allocating.removexattr(path, name)
—Remove an extended filesystem attribute.rename(old_path, new_path)
—Renames a file or directory.renameat(old_dirfd, old_path, new_dirfd, new_path)
—Renames a file or directory.renameat2(old_dirfd, old_path, new_dirfd, new_path, flags)
—Renames a file or directory.rmdir(path)
—Removes a directory.lseek(fd, offset, whence)
—Repositions a file descriptor within a file.sendfile(out_fd, in_fd, offset, count)
—Transfer data between file descriptors.setxattr(path, name, value.as_ptr(), value.len(), flags)
—Set extended filesystem attributes.stat(path)
—Queries metadata for a file or directory.fstatat(dirfd, path, flags)
—Queries metadata for a file or directory.statfs
—Queries filesystem metadata.statvfs
—Queries filesystem metadata, POSIX version.statx(dirfd, path, flags, mask, statxbuf)
—Extendedstat
.symlink(old_path, new_path)
—Creates a symlink.symlinkat(old_path, new_dirfd, new_path)
—Creates a symlink.sync
—Flush cached filesystem data for all filesystems.syncfs(fd)
—Flush cached filesystem data.lseek(fd, 0, SEEK_CUR)
—Returns the current position within a file.unlink(path)
—Unlinks a file.unlinkat(fd, path, flags)
—Unlinks a file or remove a directory.utimensat(dirfd, path, times, flags)
—Sets file or directory timestamps.