Module rustix::fs::fd

Functions which operate on file descriptors.

Structs

• Timestamps
  Timestamps used by utimensat and futimens.

Constants

• NFS_SUPER_MAGIC
  The filesystem magic number for NFS.
• PROC_SUPER_MAGIC
  The filesystem magic number for procfs.

Functions

• _is_file_read_write 🔒
• fallocate
  fallocate(fd, mode, offset, len)—Adjusts file allocation.
• fchmod
  fchmod(fd, mode)—Sets open file or directory permissions.
• fchown
  fchown(fd, owner, group)—Sets open file or directory ownership.
• fdatasync
  fdatasync(fd)—Ensures that file data is written to the underlying storage device.
• flock
  flock(fd, operation)—Acquire or release an advisory lock on an open file.
• fstat
  fstat(fd)—Queries metadata for an open file or directory.
• fstatfs
  fstatfs(fd)—Queries filesystem statistics for an open file or directory.
• fstatvfs
  fstatvfs(fd)—Queries filesystem statistics for an open file or directory, POSIX version.
• fsync
  fsync(fd)—Ensures that file data and metadata is written to the underlying storage device.
• ftruncate
  ftruncate(fd, length)—Sets the length of a file.
• futimens
  futimens(fd, times)—Sets timestamps for an open file or directory.
• is_file_read_write
  fcntl(fd, F_GETFL) & O_ACCMODE
• seek
  lseek(fd, offset, whence)—Repositions a file descriptor within a file.
• syncfs
  syncfs(fd)—Flush cached filesystem data.
• tell
  lseek(fd, 0, SEEK_CUR)—Returns the current position within a file.