Type Alias IOResult

pub type IOResult<T> = Result<Result<T, HostErrno>, ()>;

The result type for host I/O operations. Return error if the operation in question is not implemented. Otherwise, the success type indicates whether the operation succeeded, with HostErrno values for failure.

Aliased Type

enum IOResult<T> {
    Ok(Result<T, HostErrno>),
    Err(()),
}

Variants

Ok(Result<T, HostErrno>)

Contains the success value

Err(())

Contains the error value