Struct std::sys::unix::fs::File

pub struct File(FileDesc);

Tuple Fields

0: FileDesc

Implementations

impl File

pub fn open(path: &Path, opts: &OpenOptions) -> Result<File>

pub fn open_c(path: &CStr, opts: &OpenOptions) -> Result<File>

pub fn file_attr(&self) -> Result<FileAttr>

pub fn fsync(&self) -> Result<()>

pub fn datasync(&self) -> Result<()>

pub fn truncate(&self, size: u64) -> Result<()>

pub fn read(&self, buf: &mut [u8]) -> Result<usize>

pub fn read_vectored(&self, bufs: &mut [IoSliceMut<'_>]) -> Result<usize>

pub fn is_read_vectored(&self) -> bool

pub fn read_at(&self, buf: &mut [u8], offset: u64) -> Result<usize>

pub fn read_buf(&self, cursor: BorrowedCursor<'_>) -> Result<()>

pub fn read_vectored_at( &self, bufs: &mut [IoSliceMut<'_>], offset: u64 ) -> Result<usize>

pub fn write(&self, buf: &[u8]) -> Result<usize>

pub fn write_vectored(&self, bufs: &[IoSlice<'_>]) -> Result<usize>

pub fn is_write_vectored(&self) -> bool

pub fn write_at(&self, buf: &[u8], offset: u64) -> Result<usize>

pub fn write_vectored_at( &self, bufs: &[IoSlice<'_>], offset: u64 ) -> Result<usize>

pub fn flush(&self) -> Result<()>

pub fn seek(&self, pos: SeekFrom) -> Result<u64>

pub fn duplicate(&self) -> Result<File>

pub fn set_permissions(&self, perm: FilePermissions) -> Result<()>

pub fn set_times(&self, times: FileTimes) -> Result<()>

Trait Implementations

impl AsFd for File

fn as_fd(&self) -> BorrowedFd<'_>

Borrows the file descriptor.

impl AsRawFd for File

fn as_raw_fd(&self) -> RawFd

Extracts the raw file descriptor.

impl Debug for File

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl From<File> for Stdio

fn from(file: File) -> Stdio

Converts to this type from the input type.

impl FromRawFd for File

unsafe fn from_raw_fd(raw_fd: RawFd) -> Self

Constructs a new instance of Self from the given raw file descriptor.

impl IntoRawFd for File

fn into_raw_fd(self) -> RawFd

Consumes this object, returning the raw underlying file descriptor.