Add rust kext to the mono repo

windows_kext/wdk/src/lib.rs

@@ -0,0 +1,32 @@
+#![cfg_attr(not(test), no_std)]
+#![allow(clippy::needless_return)]
+
+extern crate alloc;
+
+pub mod allocator;
+pub mod consts;
+pub mod debug;
+pub mod driver;
+pub mod error;
+pub mod filter_engine;
+pub mod interface;
+pub mod ioqueue;
+pub mod irp_helpers;
+pub mod rw_spin_lock;
+pub mod spin_lock;
+pub mod utils;
+
+#[allow(dead_code)]
+pub mod ffi;
+
+// Needed by the linker for legacy reasons. Not important for rust.
+#[cfg(not(test))]
+#[export_name = "_fltused"]
+static _FLTUSED: i32 = 0;
+
+// Needed by the compiler but not used.
+#[cfg(not(test))]
+#[no_mangle]
+pub extern "system" fn __CxxFrameHandler3(_: *mut u8, _: *mut u8, _: *mut u8, _: *mut u8) -> i32 {
+    0
+}