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/** @file
Functions to deal with Clip Board
Copyright (c) 2005 - 2018, Intel Corporation. All rights reserved. <BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
#include "HexEditor.h"
typedef struct {
UINT8 *Buffer;
UINTN Size;
} HEFI_EDITOR_CLIPBOARD;
HEFI_EDITOR_CLIPBOARD HClipBoard;
//
// for basic initialization of HClipBoard
//
HEFI_EDITOR_CLIPBOARD HClipBoardConst = {
NULL,
0
};
/**
Initialization function for HDiskImage.
@param[in] EFI_SUCCESS The operation was successful.
@param[in] EFI_LOAD_ERROR A load error occurred.
**/
EFI_STATUS
HClipBoardInit (
VOID
)
{
//
// basiclly initialize the HDiskImage
//
CopyMem (&HClipBoard, &HClipBoardConst, sizeof (HClipBoard));
return EFI_SUCCESS;
}
/**
Initialization function for HDiskImage.
@param[in] EFI_SUCCESS The operation was successful.
@param[in] EFI_LOAD_ERROR A load error occurred.
**/
EFI_STATUS
HClipBoardCleanup (
VOID
)
{
SHELL_FREE_NON_NULL (HClipBoard.Buffer);
return EFI_SUCCESS;
}
/**
Set a buffer into the clipboard.
@param[in] Buffer The buffer to add to the clipboard.
@param[in] Size The size of Buffer in bytes.
@retval EFI_SUCCESS The operation was successful.
**/
EFI_STATUS
HClipBoardSet (
IN UINT8 *Buffer,
IN UINTN Size
)
{
//
// free the old clipboard buffer
// and set new clipboard buffer
//
SHELL_FREE_NON_NULL (HClipBoard.Buffer);
HClipBoard.Buffer = Buffer;
HClipBoard.Size = Size;
return EFI_SUCCESS;
}
/**
Get a buffer from the clipboard.
@param[out] Buffer The pointer to the buffer to add to the clipboard.
@return the size of the buffer.
**/
UINTN
HClipBoardGet (
OUT UINT8 **Buffer
)
{
//
// return the clipboard buffer
//
*Buffer = HClipBoard.Buffer;
return HClipBoard.Size;
}
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