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113 lines
2.1 KiB
113 lines
2.1 KiB
4 years ago
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/** @file
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Functions to deal with Clip Board
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Copyright (c) 2005 - 2018, Intel Corporation. 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 "HexEditor.h"
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typedef struct {
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UINT8 *Buffer;
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UINTN Size;
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} HEFI_EDITOR_CLIPBOARD;
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HEFI_EDITOR_CLIPBOARD HClipBoard;
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//
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// for basic initialization of HClipBoard
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//
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HEFI_EDITOR_CLIPBOARD HClipBoardConst = {
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NULL,
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0
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};
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/**
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Initialization function for HDiskImage.
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@param[in] EFI_SUCCESS The operation was successful.
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@param[in] EFI_LOAD_ERROR A load error occured.
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**/
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EFI_STATUS
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HClipBoardInit (
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VOID
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)
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{
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//
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// basiclly initialize the HDiskImage
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//
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CopyMem (&HClipBoard, &HClipBoardConst, sizeof (HClipBoard));
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return EFI_SUCCESS;
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}
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/**
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Initialization function for HDiskImage.
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@param[in] EFI_SUCCESS The operation was successful.
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@param[in] EFI_LOAD_ERROR A load error occured.
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**/
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EFI_STATUS
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HClipBoardCleanup (
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VOID
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)
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{
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SHELL_FREE_NON_NULL (HClipBoard.Buffer);
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return EFI_SUCCESS;
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}
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/**
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Set a buffer into the clipboard.
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@param[in] Buffer The buffer to add to the clipboard.
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@param[in] Size The size of Buffer in bytes.
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@retval EFI_SUCCESS The operation was successful.
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**/
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EFI_STATUS
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HClipBoardSet (
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IN UINT8 *Buffer,
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IN UINTN Size
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)
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{
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//
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// free the old clipboard buffer
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// and set new clipboard buffer
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//
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SHELL_FREE_NON_NULL (HClipBoard.Buffer);
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HClipBoard.Buffer = Buffer;
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HClipBoard.Size = Size;
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return EFI_SUCCESS;
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}
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/**
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Get a buffer from the clipboard.
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@param[out] Buffer The pointer to the buffer to add to the clipboard.
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@return the size of the buffer.
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**/
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UINTN
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HClipBoardGet (
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OUT UINT8 **Buffer
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)
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{
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//
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// return the clipboard buffer
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//
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*Buffer = HClipBoard.Buffer;
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return HClipBoard.Size;
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}
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