Struct OpenFile 

pub struct OpenFile { /* private fields */ }

Open or create a file with flags and mode.

Implementations

impl OpenFile

pub fn new(path: CString, flags: i32, mode: u32) -> OpenFile

Create OpenFile.

Trait Implementations

impl OpCode for OpenFile

fn create_entry(self: Pin<&mut OpenFile>) -> OpEntry

Create submission entry.

fn call_blocking(self: Pin<&mut Self>) -> Result<usize, Error>

Call the operation in a blocking way. This method will only be called if create_entry returns OpEntry::Blocking.

unsafe fn set_result(self: Pin<&mut Self>, _: usize)

Set the result when it successfully completes. The operation stores the result and is responsible to release it if the operation is cancelled.

impl OpCode for OpenFile

fn pre_submit(self: Pin<&mut OpenFile>) -> Result<Decision, Error>

Perform the operation before submit, and return Decision to indicate whether submitting the operation to polling is required.

fn operate(self: Pin<&mut OpenFile>) -> Poll<Result<usize, Error>>

Perform the operation after received corresponding event. If this operation is blocking, the return value should be Poll::Ready.

fn op_type(self: Pin<&mut Self>) -> Option<OpType>

Get the operation type when an event is occurred.