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use std::ffi::CString;
use crate::api::resource::Resource;
use crate::typed_op::TypedOp;
pub struct LinkAt {
old_dir_res: Resource,
old_path: CString,
new_dir_res: Resource,
new_path: CString,
}
assert_op_max_size!(LinkAt);
impl LinkAt {
pub(crate) fn new(
old_dir_res: Resource,
old_path: CString,
new_dir_res: Resource,
new_path: CString,
) -> Self {
Self { old_dir_res, old_path, new_dir_res, new_path }
}
pub fn to_op(self) -> crate::op::Op {
crate::op::Op::LinkAt {
old_dir_fd: self.old_dir_res,
old_path: self.old_path.as_ptr(),
new_dir_fd: self.new_dir_res,
new_path: self.new_path.as_ptr(),
}
}
}
impl TypedOp for LinkAt {
type Result = std::io::Result<()>;
fn into_op(&mut self) -> crate::op::Op {
crate::op::Op::LinkAt {
old_dir_fd: self.old_dir_res.clone(),
old_path: self.old_path.as_ptr(),
new_dir_fd: self.new_dir_res.clone(),
new_path: self.new_path.as_ptr(),
}
}
fn extract_result(self, res: isize) -> Self::Result {
if res < 0 {
Err(std::io::Error::from_raw_os_error((-res) as i32))
} else {
Ok(())
}
}
// #[cfg(unix)]
// fn meta(&self) -> crate::operation::OpMeta {
// crate::operation::OpMeta::CAP_NONE
// }
// #[cfg(unix)]
// fn cap(&self) -> i32 {
// -1
// }
// #[cfg(linux)]
// fn create_entry(&self) -> lio_uring::submission::Entry {
// lio_uring::operation::LinkAt::new(
// self.old_dir_res.as_raw_fd(),
// self.old_path.as_ptr(),
// self.new_dir_res.as_raw_fd(),
// self.new_path.as_ptr(),
// )
// .build()
// }
// fn run_blocking(&self) -> isize {
// syscall!(raw linkat(
// self.old_dir_res.as_raw_fd(),
// self.old_path.as_ptr(),
// self.new_dir_res.as_raw_fd(),
// self.new_path.as_ptr(),
// 0
// ))
// }
}