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diff --git a/private/ntos/inc/par1284.h b/private/ntos/inc/par1284.h
new file mode 100644
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+++ b/private/ntos/inc/par1284.h
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+/*++
+
+Copyright (c) 1994  Microsoft Corporation
+
+Module Name:
+
+    par1284.h
+
+Abstract:
+
+    This file defines the interface for the 1284 export driver.
+    The 1284 export driver will export a 1284 communications interface
+    to parallel class drivers.
+
+Author:
+
+    Norbert P. Kusters  9-May-1994
+
+Revision History:
+
+--*/
+
+#ifndef _PAR1284_
+#define _PAR1284_
+
+//
+// Define the current known 1284 protocols for the parallel port.
+//
+
+#define P1284_PROTOCOL_ISA  0   // Centronics with Nibble for reverse.
+#define P1284_PROTOCOL_BYTE 1   // Centronics with Byte for reverse.
+#define P1284_PROTOCOL_EPP  2   // EPP protocol.
+#define P1284_PROTOCOL_ECP  3   // ECP protocol.
+#define P1284_NUM_PROTOCOLS 4
+
+//
+// Define the interface to the export driver.
+//
+
+NTSTATUS
+P1284Initialize(
+    IN  PUCHAR                      Controller,
+    IN  PHYSICAL_ADDRESS            OriginalController,
+    IN  BOOLEAN                     UsePICode,
+    IN  PPARALLEL_ECP_INFORMATION   EcpInfo,
+    OUT PVOID*                      P1284Extension
+    );
+
+VOID
+P1284Cleanup(
+    IN  PVOID   P1284Extension
+    );
+
+NTSTATUS
+P1284Write(
+    IN  PVOID   P1284Extension,
+    IN  PVOID   Buffer,
+    IN  ULONG   BufferSize,
+    OUT PULONG  BytesTransfered
+    );
+
+NTSTATUS
+P1284Read(
+    IN  PVOID   P1284Extension,
+    IN  PVOID   Buffer,
+    IN  ULONG   BufferSize,
+    OUT PULONG  BytesTransfered
+    );
+
+NTSTATUS
+P1284NegotiateProtocol(
+    IN  PVOID   P1284Extension,
+    OUT PULONG  NegotiatedProtocol
+    );
+
+NTSTATUS
+P1284SetProtocol(
+    IN  PVOID   P1284Extension,
+    IN  ULONG   ProtocolNumber,
+    IN  BOOLEAN Negotiate
+    );
+
+NTSTATUS
+P1284QueryDeviceId(
+    IN  PVOID   P1284Extension,
+    OUT PUCHAR  DeviceIdBuffer,
+    IN  ULONG   BufferSize,
+    OUT PULONG  DeviceIdSize
+    );
+
+#endif // _PAR1284_