add Edit and HexEdit commands.

[mirror_edk2.git] / ShellPkg / Library / UefiShellDebug1CommandsLib / HexEdit / Clipboard.c

/** @file\r
    Functions to deal with Clip Board\r
  \r
  Copyright (c) 2005 - 2011, Intel Corporation. All rights reserved. <BR>\r
  This program and the accompanying materials\r
  are licensed and made available under the terms and conditions of the BSD License\r
  which accompanies this distribution.  The full text of the license may be found at\r
  http://opensource.org/licenses/bsd-license.php\r
\r
  THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
  WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
\r
**/\r
\r
#include "HexEditor.h"\r
\r
HEFI_EDITOR_CLIPBOARD HClipBoard;\r
\r
//\r
// for basic initialization of HClipBoard\r
//\r
HEFI_EDITOR_CLIPBOARD HClipBoardConst = {\r
  NULL,\r
  0\r
};\r
\r
EFI_STATUS\r
HClipBoardInit (\r
  VOID\r
  )\r
/*++\r
\r
Routine Description: \r
\r
  Initialization function for HDiskImage\r
\r
Arguments:  \r
\r
  None\r
\r
Returns:  \r
\r
  EFI_SUCCESS\r
  EFI_LOAD_ERROR\r
\r
--*/\r
{\r
  //\r
  // basiclly initialize the HDiskImage\r
  //\r
  CopyMem (&HClipBoard, &HClipBoardConst, sizeof (HClipBoard));\r
\r
  return EFI_SUCCESS;\r
}\r
\r
EFI_STATUS\r
HClipBoardCleanup (\r
  VOID\r
  )\r
/*++\r
\r
Routine Description: \r
\r
  Initialization function for HDiskImage\r
\r
Arguments:  \r
\r
  None\r
\r
Returns:  \r
\r
  EFI_SUCCESS\r
  EFI_LOAD_ERROR\r
\r
--*/\r
{\r
\r
  SHELL_FREE_NON_NULL (HClipBoard.Buffer);\r
\r
  return EFI_SUCCESS;\r
}\r
\r
EFI_STATUS\r
HClipBoardSet (\r
  IN UINT8 *Buffer,\r
  IN UINTN Size\r
  )\r
{\r
  //\r
  // free the old clipboard buffer\r
  // and set new clipboard buffer\r
  //\r
  SHELL_FREE_NON_NULL (HClipBoard.Buffer);\r
  HClipBoard.Buffer = Buffer;\r
\r
  HClipBoard.Size   = Size;\r
\r
  return EFI_SUCCESS;\r
}\r
\r
UINTN\r
HClipBoardGet (\r
  OUT UINT8  **Buffer\r
  )\r
{\r
  //\r
  // return the clipboard buffer\r
  //\r
  *Buffer = HClipBoard.Buffer;\r
\r
  return HClipBoard.Size;\r
}\r