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#[cfg(not(linux))]
use crate::operation::EventType;
use std::io;
use crate::api::resource::Resource;
use crate::typed_op::TypedOp;
pub struct Tee {
res_in: Resource,
res_out: Resource,
size: u32,
}
assert_op_max_size!(Tee);
impl Tee {
pub(crate) fn new(res_in: Resource, res_out: Resource, size: u32) -> Self {
Self { res_in, res_out, size }
}
pub fn to_op(self) -> crate::op::Op {
crate::op::Op::Tee {
fd_in: self.res_in,
fd_out: self.res_out,
size: self.size,
}
}
}
impl TypedOp for Tee {
type Result = io::Result<i32>;
fn into_op(&mut self) -> crate::op::Op {
crate::op::Op::Tee {
fd_in: self.res_in.clone(),
fd_out: self.res_out.clone(),
size: self.size,
}
}
fn extract_result(self, res: isize) -> Self::Result {
if res < 0 {
Err(io::Error::from_raw_os_error((-res) as i32))
} else {
Ok(res as i32)
}
}
// #[cfg(unix)]
// fn meta(&self) -> crate::operation::OpMeta {
// crate::operation::OpMeta::CAP_FD
// | crate::operation::OpMeta::FD_READ
// | crate::operation::OpMeta::FD_WRITE
// }
// #[cfg(unix)]
// fn cap(&self) -> i32 {
// self.res_in.as_raw_fd()
// }
// #[cfg(linux)]
// fn create_entry(&self) -> lio_uring::submission::Entry {
// lio_uring::operation::Tee::new(
// self.res_in.as_raw_fd(),
// self.res_out.as_raw_fd(),
// self.size,
// )
// .build()
// }
// fn run_blocking(&self) -> isize {
// syscall!(raw tee(
// self.res_in.as_raw_fd(),
// self.res_out.as_raw_fd(),
// self.size as usize,
// 0
// ))
// }
}