UEFI Shell spec defines Shell Dynamic Command protocol which is just for the purpose to extend internal command. So tftp command is changed from NULL class library to be a driver producing DynamicCommand protocol. The guideline is: 1. Only use NULL class library for Shell spec defined commands. 2. New commands can be provided as not only a standalone application but also a dynamic command. So it can be used either as an internal command, but also as a standalone application. TftpApp.inf is to provide a standalone application. TftpDynamicCommand.inf is to provide a standalone driver producing Dynamic Command protocol. Contributed-under: TianoCore Contribution Agreement 1.1 Signed-off-by: Ruiyu Ni <ruiyu.ni@intel.com> Reviewed-by: Jaben Carsey <jaben.carsey@intel.com> Cc: Michael D Kinney <michael.d.kinney@intel.com>
		
			
				
	
	
		
			55 lines
		
	
	
		
			2.0 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			55 lines
		
	
	
		
			2.0 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
/** @file
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  Entrypoint of "tftp" shell standalone application.
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  Copyright (c) 2010 - 2017, Intel Corporation. All rights reserved. <BR>
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  Copyright (c) 2015, ARM Ltd. All rights reserved.<BR>
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  This program and the accompanying materials
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  are licensed and made available under the terms and conditions of the BSD License
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  which accompanies this distribution.  The full text of the license may be found at
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  http://opensource.org/licenses/bsd-license.php
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  THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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  WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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**/
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#include "Tftp.h"
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//
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// String token ID of help message text.
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// Shell supports to find help message in the resource section of an application image if
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// .MAN file is not found. This global variable is added to make build tool recognizes
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// that the help string is consumed by user and then build tool will add the string into
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// the resource section. Thus the application can use '-?' option to show help message in
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// Shell.
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//
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GLOBAL_REMOVE_IF_UNREFERENCED EFI_STRING_ID mStringHelpTokenId = STRING_TOKEN (STR_GET_HELP_TFTP);
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/**
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  Entry point of Tftp standalone application.
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  @param ImageHandle            The image handle of the process.
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  @param SystemTable            The EFI System Table pointer.
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  @retval EFI_SUCCESS           Tftp command is executed sucessfully.
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  @retval EFI_ABORTED           HII package was failed to initialize.
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  @retval others                Other errors when executing tftp command.
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**/
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EFI_STATUS
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EFIAPI
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TftpAppInitialize (
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  IN EFI_HANDLE               ImageHandle,
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  IN EFI_SYSTEM_TABLE         *SystemTable
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  )
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{
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  EFI_STATUS                  Status;
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  mTftpHiiHandle = InitializeHiiPackage (ImageHandle);
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  if (mTftpHiiHandle == NULL) {
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    return EFI_ABORTED;
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  }
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  Status = (EFI_STATUS)RunTftp (ImageHandle, SystemTable);
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  HiiRemovePackages (mTftpHiiHandle);
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  return Status;
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}
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