1 files changed, 71 insertions, 0 deletions
diff --git a/vendor/rustix/src/maybe_polyfill/no_std/os/windows/io/raw.rs b/vendor/rustix/src/maybe_polyfill/no_std/os/windows/io/raw.rs
new file mode 100644
index 000000000..1e73e0019
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+++ b/vendor/rustix/src/maybe_polyfill/no_std/os/windows/io/raw.rs
@@ -0,0 +1,71 @@
+//! The following is derived from Rust's
+//! library/std/src/os/windows/io/raw.rs
+//! at revision
+//! 4f9b394c8a24803e57ba892fa00e539742ebafc0.
+//!
+//! All code in this file is licensed MIT or Apache 2.0 at your option.
+
+use super::super::raw;
+
+/// Raw SOCKETs.
+#[cfg_attr(staged_api, stable(feature = "rust1", since = "1.0.0"))]
+pub type RawSocket = raw::SOCKET;
+
+/// Extracts raw sockets.
+#[cfg_attr(staged_api, stable(feature = "rust1", since = "1.0.0"))]
+pub trait AsRawSocket {
+    /// Extracts the raw socket.
+    ///
+    /// This function is typically used to **borrow** an owned socket.
+    /// When used in this way, this method does **not** pass ownership of the
+    /// raw socket to the caller, and the socket is only guaranteed
+    /// to be valid while the original object has not yet been destroyed.
+    ///
+    /// However, borrowing is not strictly required. See [`AsSocket::as_socket`]
+    /// for an API which strictly borrows a socket.
+    #[cfg_attr(staged_api, stable(feature = "rust1", since = "1.0.0"))]
+    fn as_raw_socket(&self) -> RawSocket;
+}
+
+/// Creates I/O objects from raw sockets.
+#[cfg_attr(staged_api, stable(feature = "from_raw_os", since = "1.1.0"))]
+pub trait FromRawSocket {
+    /// Constructs a new I/O object from the specified raw socket.
+    ///
+    /// This function is typically used to **consume ownership** of the socket
+    /// given, passing responsibility for closing the socket to the returned
+    /// object. When used in this way, the returned object
+    /// will take responsibility for closing it when the object goes out of
+    /// scope.
+    ///
+    /// However, consuming ownership is not strictly required. Use a
+    /// `From<OwnedSocket>::from` implementation for an API which strictly
+    /// consumes ownership.
+    ///
+    /// # Safety
+    ///
+    /// The `socket` passed in must:
+    ///   - be a valid an open socket,
+    ///   - be a socket that may be freed via [`closesocket`].
+    ///
+    /// [`closesocket`]: https://docs.microsoft.com/en-us/windows/win32/api/winsock2/nf-winsock2-closesocket
+    #[cfg_attr(staged_api, stable(feature = "from_raw_os", since = "1.1.0"))]
+    unsafe fn from_raw_socket(sock: RawSocket) -> Self;
+}
+
+/// A trait to express the ability to consume an object and acquire ownership of
+/// its raw `SOCKET`.
+#[cfg_attr(staged_api, stable(feature = "into_raw_os", since = "1.4.0"))]
+pub trait IntoRawSocket {
+    /// Consumes this object, returning the raw underlying socket.
+    ///
+    /// This function is typically used to **transfer ownership** of the underlying
+    /// socket to the caller. When used in this way, callers are then the unique
+    /// owners of the socket and must close it once it's no longer needed.
+    ///
+    /// However, transferring ownership is not strictly required. Use a
+    /// `Into<OwnedSocket>::into` implementation for an API which strictly
+    /// transfers ownership.
+    #[cfg_attr(staged_api, stable(feature = "into_raw_os", since = "1.4.0"))]
+    fn into_raw_socket(self) -> RawSocket;
+}