git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@2338 6f19259b-4bc3-4df7-8a09-765794883524
		
			
				
	
	
		
			550 lines
		
	
	
		
			11 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			550 lines
		
	
	
		
			11 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
/*++
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Copyright (c) 2006, Intel Corporation                                                         
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All rights reserved. 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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Module Name:
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  terminal.h
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Abstract:
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Revision History
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--*/
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#ifndef _TERMINAL_H
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#define _TERMINAL_H
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#define RAW_FIFO_MAX_NUMBER 256
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#define FIFO_MAX_NUMBER     128
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typedef struct {
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  UINT8 Head;
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  UINT8 Tail;
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  UINT8 Data[RAW_FIFO_MAX_NUMBER + 1];
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} RAW_DATA_FIFO;
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typedef struct {
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  UINT8   Head;
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  UINT8   Tail;
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  UINT16  Data[FIFO_MAX_NUMBER + 1];
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} UNICODE_FIFO;
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typedef struct {
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  UINT8         Head;
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  UINT8         Tail;
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  EFI_INPUT_KEY Data[FIFO_MAX_NUMBER + 1];
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} EFI_KEY_FIFO;
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#define TERMINAL_DEV_SIGNATURE  EFI_SIGNATURE_32 ('t', 'm', 'n', 'l')
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typedef struct {
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  UINTN                         Signature;
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  EFI_HANDLE                    Handle;
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  UINT8                         TerminalType;
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  EFI_SERIAL_IO_PROTOCOL        *SerialIo;
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  EFI_DEVICE_PATH_PROTOCOL      *DevicePath;
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  VENDOR_DEVICE_PATH            Node;
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  EFI_SIMPLE_TEXT_IN_PROTOCOL   SimpleInput;
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  EFI_SIMPLE_TEXT_OUT_PROTOCOL  SimpleTextOutput;
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  EFI_SIMPLE_TEXT_OUTPUT_MODE   SimpleTextOutputMode;
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  UINTN                         SerialInTimeOut;
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  RAW_DATA_FIFO                 RawFiFo;
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  UNICODE_FIFO                  UnicodeFiFo;
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  EFI_KEY_FIFO                  EfiKeyFiFo;
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  EFI_UNICODE_STRING_TABLE      *ControllerNameTable;
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  EFI_EVENT                     TwoSecondTimeOut;
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  UINT32                        InputState;
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  UINT32                        ResetState;
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  //
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  // Esc could not be output to the screen by user,
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  // but the terminal driver need to output it to
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  // the terminal emulation software to send control sequence.
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  // This boolean is used by the terminal driver only
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  // to indicate whether the Esc could be sent or not.
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  //
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  BOOLEAN                       OutputEscChar;
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} TERMINAL_DEV;
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#define INPUT_STATE_DEFAULT               0x00
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#define INPUT_STATE_ESC                   0x01
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#define INPUT_STATE_CSI                   0x02
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#define INPUT_STATE_LEFTOPENBRACKET       0x04
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#define INPUT_STATE_O                     0x08
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#define INPUT_STATE_2                     0x10
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#define RESET_STATE_DEFAULT               0x00
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#define RESET_STATE_ESC_R                 0x01
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#define RESET_STATE_ESC_R_ESC_r           0x02
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#define TERMINAL_CON_IN_DEV_FROM_THIS(a)  CR (a, TERMINAL_DEV, SimpleInput, TERMINAL_DEV_SIGNATURE)
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#define TERMINAL_CON_OUT_DEV_FROM_THIS(a) CR (a, TERMINAL_DEV, SimpleTextOutput, TERMINAL_DEV_SIGNATURE)
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typedef union {
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  UINT8 Utf8_1;
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  UINT8 Utf8_2[2];
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  UINT8 Utf8_3[3];
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} UTF8_CHAR;
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#define PcAnsiType                0
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#define VT100Type                 1
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#define VT100PlusType             2
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#define VTUTF8Type                3
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#define LEFTOPENBRACKET           0x5b  // '['
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#define ACAP                      0x41
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#define BCAP                      0x42
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#define CCAP                      0x43
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#define DCAP                      0x44
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#define MODE0_COLUMN_COUNT        80
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#define MODE0_ROW_COUNT           25
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#define BACKSPACE                 8
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#define ESC                       27
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#define CSI                       0x9B
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#define DEL                       127
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#define BRIGHT_CONTROL_OFFSET     2
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#define FOREGROUND_CONTROL_OFFSET 6
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#define BACKGROUND_CONTROL_OFFSET 11
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#define ROW_OFFSET                2
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#define COLUMN_OFFSET             5
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typedef struct {
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  UINT16  Unicode;
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  CHAR8   PcAnsi;
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  CHAR8   Ascii;
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} UNICODE_TO_CHAR;
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#define VarConsoleInpDev  L"ConInDev"
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#define VarConsoleOutDev  L"ConOutDev"
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#define VarErrorOutDev    L"ErrOutDev"
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//
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// Global Variables
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//
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extern EFI_DRIVER_BINDING_PROTOCOL  gTerminalDriverBinding;
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extern EFI_COMPONENT_NAME_PROTOCOL  gTerminalComponentName;
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//
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// Prototypes
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//
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EFI_STATUS
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EFIAPI
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InitializeTerminal (
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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
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EFIAPI
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TerminalConInReset (
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  IN  EFI_SIMPLE_TEXT_IN_PROTOCOL    *This,
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  IN  BOOLEAN                        ExtendedVerification
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  )
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;
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EFI_STATUS
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EFIAPI
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TerminalConInReadKeyStroke (
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  IN  EFI_SIMPLE_TEXT_IN_PROTOCOL  *This,
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  OUT EFI_INPUT_KEY                *Key
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  )
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;
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VOID
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EFIAPI
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TerminalConInWaitForKey (
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  IN  EFI_EVENT     Event,
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  IN  VOID          *Context
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  )
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;
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EFI_STATUS
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EFIAPI
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TerminalConOutReset (
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  IN  EFI_SIMPLE_TEXT_OUT_PROTOCOL    *This,
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  IN  BOOLEAN                         ExtendedVerification
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  )
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;
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EFI_STATUS
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EFIAPI
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TerminalConOutOutputString (
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  IN  EFI_SIMPLE_TEXT_OUT_PROTOCOL  *This,
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  IN  CHAR16                        *WString
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  )
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;
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EFI_STATUS
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EFIAPI
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TerminalConOutTestString (
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  IN  EFI_SIMPLE_TEXT_OUT_PROTOCOL  *This,
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  IN  CHAR16                        *WString
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  )
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;
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EFI_STATUS
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EFIAPI
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TerminalConOutQueryMode (
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  IN  EFI_SIMPLE_TEXT_OUT_PROTOCOL  *This,
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  IN  UINTN                         ModeNumber,
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  OUT UINTN                         *Columns,
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  OUT UINTN                         *Rows
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  )
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;
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EFI_STATUS
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EFIAPI
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TerminalConOutSetMode (
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  IN  EFI_SIMPLE_TEXT_OUT_PROTOCOL  *This,
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  IN  UINTN                         ModeNumber
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  )
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;
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EFI_STATUS
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EFIAPI
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TerminalConOutSetAttribute (
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  IN  EFI_SIMPLE_TEXT_OUT_PROTOCOL  *This,
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  IN  UINTN                         Attribute
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  )
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;
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EFI_STATUS
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EFIAPI
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TerminalConOutClearScreen (
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  IN  EFI_SIMPLE_TEXT_OUT_PROTOCOL  *This
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  )
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;
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EFI_STATUS
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EFIAPI
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TerminalConOutSetCursorPosition (
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  IN  EFI_SIMPLE_TEXT_OUT_PROTOCOL  *This,
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  IN  UINTN                         Column,
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  IN  UINTN                         Row
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  )
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;
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EFI_STATUS
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EFIAPI
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TerminalConOutEnableCursor (
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  IN  EFI_SIMPLE_TEXT_OUT_PROTOCOL  *This,
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  IN  BOOLEAN                       Visible
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  )
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;
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EFI_STATUS
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EFIAPI
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TerminalDriverBindingSupported (
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  IN EFI_DRIVER_BINDING_PROTOCOL    *This,
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  IN EFI_HANDLE                     Controller,
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  IN EFI_DEVICE_PATH_PROTOCOL       *RemainingDevicePath
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  );
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EFI_STATUS
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EFIAPI
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TerminalDriverBindingStart (
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  IN EFI_DRIVER_BINDING_PROTOCOL    *This,
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  IN EFI_HANDLE                     Controller,
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  IN EFI_DEVICE_PATH_PROTOCOL       *RemainingDevicePath
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  );
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EFI_STATUS
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EFIAPI
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TerminalDriverBindingStop (
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  IN  EFI_DRIVER_BINDING_PROTOCOL    *This,
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  IN  EFI_HANDLE                     Controller,
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  IN  UINTN                          NumberOfChildren,
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  IN  EFI_HANDLE                     *ChildHandleBuffer
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  );
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EFI_STATUS
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EFIAPI
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TerminalComponentNameGetDriverName (
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  IN  EFI_COMPONENT_NAME_PROTOCOL  *This,
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  IN  CHAR8                        *Language,
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  OUT CHAR16                       **DriverName
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  );
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EFI_STATUS
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EFIAPI
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TerminalComponentNameGetControllerName (
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  IN  EFI_COMPONENT_NAME_PROTOCOL                     *This,
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  IN  EFI_HANDLE                                      ControllerHandle,
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  IN  EFI_HANDLE                                      ChildHandle        OPTIONAL,
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  IN  CHAR8                                           *Language,
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  OUT CHAR16                                          **ControllerName
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  );
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//
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// internal functions
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//
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EFI_STATUS
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TerminalConInCheckForKey (
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  IN  EFI_SIMPLE_TEXT_IN_PROTOCOL  *This
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  )
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;
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VOID
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TerminalUpdateConsoleDevVariable (
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  IN CHAR16                    *VariableName,
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  IN EFI_DEVICE_PATH_PROTOCOL  *ParentDevicePath
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  )
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;
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VOID
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TerminalRemoveConsoleDevVariable (
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  IN CHAR16                    *VariableName,
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  IN EFI_DEVICE_PATH_PROTOCOL  *ParentDevicePath
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  )
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;
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VOID                                *
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TerminalGetVariableAndSize (
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  IN  CHAR16              *Name,
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  IN  EFI_GUID            *VendorGuid,
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  OUT UINTN               *VariableSize
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  )
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;
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EFI_STATUS
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SetTerminalDevicePath (
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  IN  UINT8                       TerminalType,
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  IN  EFI_DEVICE_PATH_PROTOCOL    *ParentDevicePath,
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  OUT EFI_DEVICE_PATH_PROTOCOL    **TerminalDevicePath
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  )
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;
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VOID
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InitializeRawFiFo (
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  IN  TERMINAL_DEV  *TerminalDevice
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  )
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;
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VOID
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InitializeUnicodeFiFo (
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  IN  TERMINAL_DEV  *TerminalDevice
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  )
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;
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VOID
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InitializeEfiKeyFiFo (
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  IN  TERMINAL_DEV  *TerminalDevice
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  )
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;
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EFI_STATUS
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GetOneKeyFromSerial (
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  EFI_SERIAL_IO_PROTOCOL  *SerialIo,
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  UINT8                   *Input
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  )
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;
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BOOLEAN
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RawFiFoInsertOneKey (
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  TERMINAL_DEV  *TerminalDevice,
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  UINT8         Input
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  )
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;
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BOOLEAN
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RawFiFoRemoveOneKey (
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  TERMINAL_DEV  *TerminalDevice,
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  UINT8         *Output
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  )
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;
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BOOLEAN
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IsRawFiFoEmpty (
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  TERMINAL_DEV  *TerminalDevice
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  )
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;
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BOOLEAN
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IsRawFiFoFull (
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  TERMINAL_DEV  *TerminalDevice
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  )
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;
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BOOLEAN
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EfiKeyFiFoInsertOneKey (
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  TERMINAL_DEV      *TerminalDevice,
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  EFI_INPUT_KEY     Key
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  )
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;
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BOOLEAN
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EfiKeyFiFoRemoveOneKey (
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  TERMINAL_DEV  *TerminalDevice,
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  EFI_INPUT_KEY *Output
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  )
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;
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BOOLEAN
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IsEfiKeyFiFoEmpty (
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  TERMINAL_DEV  *TerminalDevice
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  )
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;
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BOOLEAN
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IsEfiKeyFiFoFull (
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  TERMINAL_DEV  *TerminalDevice
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  )
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;
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BOOLEAN
 | 
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UnicodeFiFoInsertOneKey (
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  TERMINAL_DEV      *TerminalDevice,
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  UINT16            Input
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  )
 | 
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;
 | 
						|
 | 
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BOOLEAN
 | 
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UnicodeFiFoRemoveOneKey (
 | 
						|
  TERMINAL_DEV  *TerminalDevice,
 | 
						|
  UINT16        *Output
 | 
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  )
 | 
						|
;
 | 
						|
 | 
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BOOLEAN
 | 
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IsUnicodeFiFoEmpty (
 | 
						|
  TERMINAL_DEV  *TerminalDevice
 | 
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  )
 | 
						|
;
 | 
						|
 | 
						|
BOOLEAN
 | 
						|
IsUnicodeFiFoFull (
 | 
						|
  TERMINAL_DEV  *TerminalDevice
 | 
						|
  )
 | 
						|
;
 | 
						|
 | 
						|
UINT8
 | 
						|
UnicodeFiFoGetKeyCount (
 | 
						|
  TERMINAL_DEV    *TerminalDevice
 | 
						|
  )
 | 
						|
;
 | 
						|
 | 
						|
VOID
 | 
						|
TranslateRawDataToEfiKey (
 | 
						|
  IN  TERMINAL_DEV      *TerminalDevice
 | 
						|
  )
 | 
						|
;
 | 
						|
 | 
						|
//
 | 
						|
// internal functions for PC ANSI
 | 
						|
//
 | 
						|
VOID
 | 
						|
AnsiRawDataToUnicode (
 | 
						|
  IN  TERMINAL_DEV    *PcAnsiDevice
 | 
						|
  )
 | 
						|
;
 | 
						|
 | 
						|
VOID
 | 
						|
UnicodeToEfiKey (
 | 
						|
  IN  TERMINAL_DEV    *PcAnsiDevice
 | 
						|
  )
 | 
						|
;
 | 
						|
 | 
						|
EFI_STATUS
 | 
						|
AnsiTestString (
 | 
						|
  IN  TERMINAL_DEV    *TerminalDevice,
 | 
						|
  IN  CHAR16          *WString
 | 
						|
  )
 | 
						|
;
 | 
						|
 | 
						|
//
 | 
						|
// internal functions for VT100
 | 
						|
//
 | 
						|
EFI_STATUS
 | 
						|
VT100TestString (
 | 
						|
  IN  TERMINAL_DEV    *VT100Device,
 | 
						|
  IN  CHAR16          *WString
 | 
						|
  )
 | 
						|
;
 | 
						|
 | 
						|
//
 | 
						|
// internal functions for VT100Plus
 | 
						|
//
 | 
						|
EFI_STATUS
 | 
						|
VT100PlusTestString (
 | 
						|
  IN  TERMINAL_DEV    *TerminalDevice,
 | 
						|
  IN  CHAR16          *WString
 | 
						|
  )
 | 
						|
;
 | 
						|
 | 
						|
//
 | 
						|
// internal functions for VTUTF8
 | 
						|
//
 | 
						|
VOID
 | 
						|
VTUTF8RawDataToUnicode (
 | 
						|
  IN  TERMINAL_DEV    *VtUtf8Device
 | 
						|
  )
 | 
						|
;
 | 
						|
 | 
						|
EFI_STATUS
 | 
						|
VTUTF8TestString (
 | 
						|
  IN  TERMINAL_DEV    *TerminalDevice,
 | 
						|
  IN  CHAR16          *WString
 | 
						|
  )
 | 
						|
;
 | 
						|
 | 
						|
VOID
 | 
						|
UnicodeToUtf8 (
 | 
						|
  IN  CHAR16      Unicode,
 | 
						|
  OUT UTF8_CHAR   *Utf8Char,
 | 
						|
  OUT UINT8       *ValidBytes
 | 
						|
  )
 | 
						|
;
 | 
						|
 | 
						|
VOID
 | 
						|
GetOneValidUtf8Char (
 | 
						|
  IN  TERMINAL_DEV      *Utf8Device,
 | 
						|
  OUT UTF8_CHAR         *Utf8Char,
 | 
						|
  OUT UINT8             *ValidBytes
 | 
						|
  )
 | 
						|
;
 | 
						|
 | 
						|
VOID
 | 
						|
Utf8ToUnicode (
 | 
						|
  IN  UTF8_CHAR       Utf8Char,
 | 
						|
  IN  UINT8           ValidBytes,
 | 
						|
  OUT CHAR16          *UnicodeChar
 | 
						|
  )
 | 
						|
;
 | 
						|
 | 
						|
//
 | 
						|
// functions for boxdraw unicode
 | 
						|
//
 | 
						|
BOOLEAN
 | 
						|
TerminalIsValidTextGraphics (
 | 
						|
  IN  CHAR16  Graphic,
 | 
						|
  OUT CHAR8   *PcAnsi, OPTIONAL
 | 
						|
  OUT CHAR8   *Ascii OPTIONAL
 | 
						|
  )
 | 
						|
;
 | 
						|
 | 
						|
BOOLEAN
 | 
						|
TerminalIsValidAscii (
 | 
						|
  IN  CHAR16  Ascii
 | 
						|
  )
 | 
						|
;
 | 
						|
 | 
						|
BOOLEAN
 | 
						|
TerminalIsValidEfiCntlChar (
 | 
						|
  IN  CHAR16  CharC
 | 
						|
  )
 | 
						|
;
 | 
						|
 | 
						|
#endif
 |