audk/ShellPkg/Application/Shell/FileHandleInternal.h

60 lines
1.7 KiB
C

/** @file
internal worker functions for FileHandleWrappers to use
Copyright (c) 2009 - 2010, Intel Corporation. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
#ifndef _FILE_HANDLE_INTERNAL_HEADER_
#define _FILE_HANDLE_INTERNAL_HEADER_
/**
Move the cursor position one character backward.
@param[in] LineLength Length of a line. Get it by calling QueryMode
@param[in, out] Column Current column of the cursor position
@param[in, out] Row Current row of the cursor position
**/
VOID
MoveCursorBackward (
IN UINTN LineLength,
IN OUT UINTN *Column,
IN OUT UINTN *Row
);
/**
Move the cursor position one character forward.
@param[in] LineLength Length of a line.
@param[in] TotalRow Total row of a screen
@param[in, out] Column Current column of the cursor position
@param[in, out] Row Current row of the cursor position
**/
VOID
MoveCursorForward (
IN UINTN LineLength,
IN UINTN TotalRow,
IN OUT UINTN *Column,
IN OUT UINTN *Row
);
/**
Prints out each previously typed command in the command list history log.
When each screen is full it will pause for a key before continuing.
@param[in] TotalCols How many columns are on the screen
@param[in] TotalRows How many rows are on the screen
@param[in] StartColumn which column to start at
**/
VOID
PrintCommandHistory (
IN CONST UINTN TotalCols,
IN CONST UINTN TotalRows,
IN CONST UINTN StartColumn
);
#endif //_FILE_HANDLE_INTERNAL_HEADER_