Struct compio_driver::op::OpenFile

pub struct OpenFile { /* private fields */ }

Open or create a file with flags and mode.

Implementations

impl OpenFile

pub fn new( path: U16CString, access_mode: u32, share_mode: FILE_SHARE_MODE, security_attributes: *const SECURITY_ATTRIBUTES, creation_mode: FILE_CREATION_DISPOSITION, flags_and_attributes: FILE_FLAGS_AND_ATTRIBUTES ) -> Self

Create OpenFile.

pub fn last_os_error(&self) -> u32

The result of [GetLastError]. It may not be 0 even if the operation is successful.

Trait Implementations

impl OpCode for OpenFile

fn is_overlapped(&self) -> bool

Determines that the operation is really overlapped defined by Windows API. If not, the driver will try to operate it in another thread.

unsafe fn operate( self: Pin<&mut Self>, _optr: *mut OVERLAPPED ) -> Poll<Result<usize>>

Perform Windows API call with given pointer to overlapped struct.

unsafe fn cancel(self: Pin<&mut Self>, optr: *mut OVERLAPPED) -> Result<()>

Cancel the async IO operation.