From 94f29be1f7017f4af79f88b846aa4e0075d0fc8b Mon Sep 17 00:00:00 2001
From: Stefan Lankes <slankes@eonerc.rwth-aachen.de>
Date: Sun, 29 Sep 2024 08:25:00 +0200
Subject: [PATCH] fix error code to be POSIX compatible

---
 src/fd/mod.rs        | 4 ++--
 src/io.rs            | 1 +
 src/scheduler/mod.rs | 4 ++--
 3 files changed, 5 insertions(+), 4 deletions(-)

diff --git a/src/fd/mod.rs b/src/fd/mod.rs
index 8f5eaa4877..a0c2142bf6 100644
--- a/src/fd/mod.rs
+++ b/src/fd/mod.rs
@@ -205,13 +205,13 @@ pub(crate) trait ObjectInterface: Sync + Send + core::fmt::Debug {
 	/// `setsockopt` sets options on sockets
 	#[cfg(any(feature = "tcp", feature = "udp", feature = "vsock"))]
 	async fn setsockopt(&self, _opt: SocketOption, _optval: bool) -> io::Result<()> {
-		Err(io::Error::EINVAL)
+		Err(io::Error::ENOTSOCK)
 	}
 
 	/// `getsockopt` gets options on sockets
 	#[cfg(any(feature = "tcp", feature = "udp", feature = "vsock"))]
 	async fn getsockopt(&self, _opt: SocketOption) -> io::Result<bool> {
-		Err(io::Error::EINVAL)
+		Err(io::Error::ENOTSOCK)
 	}
 
 	/// `getsockname` gets socket name
diff --git a/src/io.rs b/src/io.rs
index 67a3368e9f..babfc84177 100644
--- a/src/io.rs
+++ b/src/io.rs
@@ -22,6 +22,7 @@ pub enum Error {
 	EEXIST = crate::errno::EEXIST as isize,
 	EADDRINUSE = crate::errno::EADDRINUSE as isize,
 	EOVERFLOW = crate::errno::EOVERFLOW as isize,
+	ENOTSOCK = crate::errno::ENOTSOCK as isize,
 }
 
 pub type Result<T> = result::Result<T, Error>;
diff --git a/src/scheduler/mod.rs b/src/scheduler/mod.rs
index 342ec1abe1..8af2bf1906 100644
--- a/src/scheduler/mod.rs
+++ b/src/scheduler/mod.rs
@@ -468,7 +468,7 @@ impl PerCoreScheduler {
 				let mut pinned_obj = core::pin::pin!(borrowed.object_map.read());
 
 				let guard = ready!(pinned_obj.as_mut().poll(cx));
-				Ready(guard.get(&fd).cloned().ok_or(io::Error::EINVAL))
+				Ready(guard.get(&fd).cloned().ok_or(io::Error::EBADF))
 			})
 		})
 		.await
@@ -579,7 +579,7 @@ impl PerCoreScheduler {
 				let borrowed = self.current_task.borrow();
 				let mut pinned_obj = core::pin::pin!(borrowed.object_map.write());
 				let mut guard = ready!(pinned_obj.as_mut().poll(cx));
-				Ready(guard.remove(&fd).ok_or(io::Error::EINVAL))
+				Ready(guard.remove(&fd).ok_or(io::Error::EBADF))
 			})
 		})
 		.await