1 files changed, 24 insertions, 0 deletions
diff --git a/src/mscorlib/shared/Interop/Windows/Kernel32/Interop.GetCPInfo.cs b/src/mscorlib/shared/Interop/Windows/Kernel32/Interop.GetCPInfo.cs
new file mode 100644
index 0000000000..1665119420
--- /dev/null
+++ b/src/mscorlib/shared/Interop/Windows/Kernel32/Interop.GetCPInfo.cs
@@ -0,0 +1,24 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+// See the LICENSE file in the project root for more information.
+
+using System.IO;
+using System.Text;
+using System.Runtime.InteropServices;
+
+internal partial class Interop
+{
+    internal partial class Kernel32
+    {
+        internal unsafe struct CPINFO
+        {
+            internal int MaxCharSize;
+
+            internal fixed byte DefaultChar[2 /* MAX_DEFAULTCHAR */];
+            internal fixed byte LeadByte[12 /* MAX_LEADBYTES */];
+        }
+
+        [DllImport(Libraries.Kernel32)]
+        internal static extern unsafe int GetCPInfo(uint codePage, CPINFO* lpCpInfo);
+    }
+}