1 files changed, 44 insertions, 0 deletions
diff --git a/src/mscorlib/shared/Interop/Windows/Interop.Errors.cs b/src/mscorlib/shared/Interop/Windows/Interop.Errors.cs
new file mode 100644
index 0000000000..ff2653765c
--- /dev/null
+++ b/src/mscorlib/shared/Interop/Windows/Interop.Errors.cs
@@ -0,0 +1,44 @@
+// 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.
+
+internal partial class Interop
+{
+    // As defined in winerror.h and https://msdn.microsoft.com/en-us/library/windows/desktop/ms681382.aspx
+    internal partial class Errors
+    {
+        internal const int ERROR_SUCCESS = 0x0;
+        internal const int ERROR_FILE_NOT_FOUND = 0x2;
+        internal const int ERROR_PATH_NOT_FOUND = 0x3;
+        internal const int ERROR_ACCESS_DENIED = 0x5;
+        internal const int ERROR_INVALID_HANDLE = 0x6;
+        internal const int ERROR_NOT_ENOUGH_MEMORY = 0x8;
+        internal const int ERROR_INVALID_DRIVE = 0xF;
+        internal const int ERROR_NO_MORE_FILES = 0x12;
+        internal const int ERROR_NOT_READY = 0x15;
+        internal const int ERROR_SHARING_VIOLATION = 0x20;
+        internal const int ERROR_HANDLE_EOF = 0x26;
+        internal const int ERROR_FILE_EXISTS = 0x50;
+        internal const int ERROR_INVALID_PARAMETER = 0x57;
+        internal const int ERROR_BROKEN_PIPE = 0x6D;
+        internal const int ERROR_INSUFFICIENT_BUFFER = 0x7A;
+        internal const int ERROR_INVALID_NAME = 0x7B;
+        internal const int ERROR_BAD_PATHNAME = 0xA1;
+        internal const int ERROR_ALREADY_EXISTS = 0xB7;
+        internal const int ERROR_ENVVAR_NOT_FOUND = 0xCB;
+        internal const int ERROR_FILENAME_EXCED_RANGE = 0xCE;
+        internal const int ERROR_NO_DATA = 0xE8;
+        internal const int ERROR_MORE_DATA = 0xEA;
+        internal const int ERROR_NO_MORE_ITEMS = 0x103;
+        internal const int ERROR_NOT_OWNER = 0x120;
+        internal const int ERROR_TOO_MANY_POSTS = 0x12A;
+        internal const int ERROR_ARITHMETIC_OVERFLOW = 0x216;
+        internal const int ERROR_MUTANT_LIMIT_EXCEEDED = 0x24B;
+        internal const int ERROR_OPERATION_ABORTED = 0x3E3;
+        internal const int ERROR_IO_PENDING = 0x3E5;
+        internal const int ERROR_NO_UNICODE_TRANSLATION = 0x459;
+        internal const int ERROR_NOT_FOUND = 0x490;
+        internal const int ERROR_BAD_IMPERSONATION_LEVEL = 0x542;
+        internal const int E_FILENOTFOUND = unchecked((int)0x80070002);
+    }
+}