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diff --git a/EDK/Foundation/Protocol/Tcp/Tcp.h b/EDK/Foundation/Protocol/Tcp/Tcp.h
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+/*++
+
+Copyright (c) 2004, Intel Corporation
+All rights reserved. This program and the accompanying materials
+are licensed and made available under the terms and conditions of the BSD License
+which accompanies this distribution. The full text of the license may be found at
+http://opensource.org/licenses/bsd-license.php
+
+THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+
+Module Name:
+
+ tcp.h
+
+Abstract:
+
+ EFI Transmission Control Protocol
+
+
+
+Revision History
+
+--*/
+
+
+#ifndef _EFITCP_H
+#define _EFITCP_H
+
+
+#include EFI_PROTOCOL_DEFINITION(PxeBaseCode)
+
+//
+// PXE Base Code protocol
+//
+
+#define EFI_TCP_PROTOCOL_GUID \
+ { 0x02b3d5f2, 0xac28, 0x11d3, 0x9a, 0x2d, 0x00, 0x90, 0x27, 0x3f, 0xc1, 0x4d }
+
+EFI_FORWARD_DECLARATION (EFI_TCP_PROTOCOL);
+
+
+typedef UINT16 EFI_PXE_BASE_CODE_TCP_PORT;
+
+//
+// Port Receive Filter definitions
+//
+#define EFI_PXE_BASE_CODE_MAX_PORTCNT 8
+typedef struct {
+ UINT8 Filters;
+ UINT8 IpCnt;
+ UINT16 reserved;
+ EFI_IP_ADDRESS IpList[EFI_PXE_BASE_CODE_MAX_PORTCNT];
+} EFI_TCP_PORT_FILTER;
+
+typedef
+EFI_STATUS
+(EFIAPI *EFI_TCP_WRITE) (
+ IN EFI_PXE_BASE_CODE_PROTOCOL *This,
+ IN UINT16 OpFlags,
+ IN UINT16 *UrgentPointer,
+ IN UINT32 *SequenceNumber,
+ IN UINT32 *AckNumber,
+ IN UINT16 *HlenResCode,
+ IN UINT16 *Window,
+ IN EFI_IP_ADDRESS *DestIp,
+ IN UINT16 *DestPort,
+ IN EFI_IP_ADDRESS *GatewayIp, OPTIONAL
+ IN EFI_IP_ADDRESS *SrcIp, OPTIONAL
+ IN UINT16 *SrcPort, OPTIONAL
+ IN UINTN *HeaderSize, OPTIONAL
+ IN VOID *HeaderPtr, OPTIONAL
+ IN UINTN *BufferSize,
+ IN VOID *BufferPtr
+ );
+
+typedef
+EFI_STATUS
+(EFIAPI *EFI_TCP_READ) (
+ IN EFI_PXE_BASE_CODE_PROTOCOL *This,
+ IN UINT16 OpFlags,
+ IN OUT EFI_IP_ADDRESS *DestIp, OPTIONAL
+ IN OUT UINT16 *DestPort, OPTIONAL
+ IN OUT EFI_IP_ADDRESS *SrcIp, OPTIONAL
+ IN OUT UINT16 *SrcPort, OPTIONAL
+ IN UINTN *HeaderSize, OPTIONAL
+ IN VOID *HeaderPtr, OPTIONAL
+ IN OUT UINTN *BufferSize,
+ IN VOID *BufferPtr
+ );
+
+typedef
+EFI_STATUS
+(EFIAPI *EFI_TCP_SET_PORT_FILTER) (
+ IN EFI_PXE_BASE_CODE_PROTOCOL *This,
+ IN EFI_TCP_PORT_FILTER *NewFilter
+ );
+
+//
+// TCP Protocol structure
+//
+typedef struct _EFI_TCP_PROTOCOL {
+ EFI_TCP_WRITE TcpWrite;
+ EFI_TCP_READ TcpRead;
+ EFI_TCP_SET_PORT_FILTER SetPortFilter;
+} EFI_TCP_PROTOCOL;
+
+extern EFI_GUID gEfiTcpProtocolGuid;
+
+#endif /* _EFITCP_H */