1 files changed, 20 insertions, 0 deletions
diff --git a/third_party/rust/winapi/src/um/systemtopologyapi.rs b/third_party/rust/winapi/src/um/systemtopologyapi.rs
new file mode 100644
index 0000000000..8591fac8d0
--- /dev/null
+++ b/third_party/rust/winapi/src/um/systemtopologyapi.rs
@@ -0,0 +1,20 @@
+// Licensed under the Apache License, Version 2.0
+// <LICENSE-APACHE or http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
+// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your option.
+// All files in the project carrying such notice may not be copied, modified, or distributed
+// except according to those terms.
+use shared::minwindef::{BOOL, PULONG, PUSHORT, ULONG, USHORT};
+use um::winnt::PGROUP_AFFINITY;
+extern "system" {
+    pub fn GetNumaHighestNodeNumber(
+        HighestNodeNumber: PULONG,
+    ) -> BOOL;
+    pub fn GetNumaNodeProcessorMaskEx(
+        Node: USHORT,
+        ProcessorMask: PGROUP_AFFINITY,
+    ) -> BOOL;
+    pub fn GetNumaProximityNodeEx(
+        ProximityId: ULONG,
+        NodeNumber: PUSHORT,
+    ) -> BOOL;
+}