https://bugzilla.tianocore.org/show_bug.cgi?id=1373 Replace BSD 2-Clause License with BSD+Patent License. This change is based on the following emails: https://lists.01.org/pipermail/edk2-devel/2019-February/036260.html https://lists.01.org/pipermail/edk2-devel/2018-October/030385.html RFCs with detailed process for the license change: V3: https://lists.01.org/pipermail/edk2-devel/2019-March/038116.html V2: https://lists.01.org/pipermail/edk2-devel/2019-March/037669.html V1: https://lists.01.org/pipermail/edk2-devel/2019-March/037500.html Contributed-under: TianoCore Contribution Agreement 1.1 Signed-off-by: Michael D Kinney <michael.d.kinney@intel.com> Reviewed-by: Hao Wu <hao.a.wu@intel.com> Reviewed-by: Jian J Wang <jian.j.wang@intel.com>
		
			
				
	
	
		
			74 lines
		
	
	
		
			1.7 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			74 lines
		
	
	
		
			1.7 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
/** @file
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  Implementation of translation upon PC ANSI.
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Copyright (c) 2006 - 2018, Intel Corporation. All rights reserved.<BR>
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SPDX-License-Identifier: BSD-2-Clause-Patent
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**/
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#include "Terminal.h"
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/**
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  Translate all raw data in the Raw FIFO into unicode, and insert
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  them into Unicode FIFO.
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  @param TerminalDevice          The terminal device.
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**/
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VOID
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AnsiRawDataToUnicode (
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  IN  TERMINAL_DEV    *TerminalDevice
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  )
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{
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  UINT8 RawData;
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  //
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  // pop the raw data out from the raw fifo,
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  // and translate it into unicode, then push
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  // the unicode into unicode fifo, until the raw fifo is empty.
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  //
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  while (!IsRawFiFoEmpty (TerminalDevice) && !IsUnicodeFiFoFull (TerminalDevice)) {
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    RawFiFoRemoveOneKey (TerminalDevice, &RawData);
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    UnicodeFiFoInsertOneKey (TerminalDevice, (UINT16) RawData);
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  }
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}
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/**
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  Check if input string is valid Ascii string, valid EFI control characters
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  or valid text graphics.
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  @param  TerminalDevice          The terminal device.
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  @param  WString                 The input string.
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  @retval EFI_UNSUPPORTED         If not all input characters are valid.
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  @retval EFI_SUCCESS             If all input characters are valid.
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**/
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EFI_STATUS
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AnsiTestString (
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  IN  TERMINAL_DEV    *TerminalDevice,
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  IN  CHAR16          *WString
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  )
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{
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  CHAR8 GraphicChar;
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  //
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  // support three kind of character:
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  // valid ascii, valid efi control char, valid text graphics.
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  //
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  for (; *WString != CHAR_NULL; WString++) {
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    if ( !(TerminalIsValidAscii (*WString) ||
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        TerminalIsValidEfiCntlChar (*WString) ||
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        TerminalIsValidTextGraphics (*WString, &GraphicChar, NULL) )) {
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      return EFI_UNSUPPORTED;
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    }
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  }
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  return EFI_SUCCESS;
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}
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