source: vbox/trunk/src/VBox/Devices/EFI/Firmware/ShellPkg/Library/UefiShellDriver1CommandsLib/UefiShellDriver1CommandsLib.c

/** @file
  Main file for NULL named library for level 1 shell command functions.

  Copyright (c) 2010 - 2014, Intel Corporation. All rights reserved.<BR>
  SPDX-License-Identifier: BSD-2-Clause-Patent

**/

#include "UefiShellDriver1CommandsLib.h"

STATIC CONST CHAR16  mFileName[]            = L"Driver1Commands";
EFI_HII_HANDLE       gShellDriver1HiiHandle = NULL;
BOOLEAN              gInReconnect           = FALSE;

/**
  Function to return the name of the file containing help if HII will not be used.

  @return The filename.
**/
CONST CHAR16 *
EFIAPI
ShellCommandGetManFileNameDriver1 (
  VOID
  )
{
  return (mFileName);
}

/**
  Constructor for the Shell Driver1 Commands library.

  @param ImageHandle    the image handle of the process
  @param SystemTable    the EFI System Table pointer

  @retval EFI_SUCCESS        the shell command handlers were installed successfully
  @retval EFI_UNSUPPORTED    the shell level required was not found.
**/
EFI_STATUS
EFIAPI
UefiShellDriver1CommandsLibConstructor (
  IN EFI_HANDLE        ImageHandle,
  IN EFI_SYSTEM_TABLE  *SystemTable
  )
{
  //
  // check our bit of the profiles mask
  //
  if ((PcdGet8 (PcdShellProfileMask) & BIT0) == 0) {
    return (EFI_SUCCESS);
  }

  //
  // install the HII stuff.
  //
  gShellDriver1HiiHandle = HiiAddPackages (&gShellDriver1HiiGuid, gImageHandle, UefiShellDriver1CommandsLibStrings, NULL);
  if (gShellDriver1HiiHandle == NULL) {
    return (EFI_DEVICE_ERROR);
  }

  //
  // install our shell command handlers that are always installed
  //
  ShellCommandRegisterCommandName (L"connect", ShellCommandRunConnect, ShellCommandGetManFileNameDriver1, 0, L"Driver1", TRUE, gShellDriver1HiiHandle, STRING_TOKEN (STR_GET_HELP_CONNECT));
  ShellCommandRegisterCommandName (L"devices", ShellCommandRunDevices, ShellCommandGetManFileNameDriver1, 0, L"Driver1", TRUE, gShellDriver1HiiHandle, STRING_TOKEN (STR_GET_HELP_DEVICES));
  ShellCommandRegisterCommandName (L"openinfo", ShellCommandRunOpenInfo, ShellCommandGetManFileNameDriver1, 0, L"Driver1", TRUE, gShellDriver1HiiHandle, STRING_TOKEN (STR_GET_HELP_OPENINFO));
  ShellCommandRegisterCommandName (L"disconnect", ShellCommandRunDisconnect, ShellCommandGetManFileNameDriver1, 0, L"Driver1", TRUE, gShellDriver1HiiHandle, STRING_TOKEN (STR_GET_HELP_DISCONNECT));
  ShellCommandRegisterCommandName (L"reconnect", ShellCommandRunReconnect, ShellCommandGetManFileNameDriver1, 0, L"Driver1", TRUE, gShellDriver1HiiHandle, STRING_TOKEN (STR_GET_HELP_RECONNECT));
  ShellCommandRegisterCommandName (L"unload", ShellCommandRunUnload, ShellCommandGetManFileNameDriver1, 0, L"Driver1", TRUE, gShellDriver1HiiHandle, STRING_TOKEN (STR_GET_HELP_UNLOAD));
  ShellCommandRegisterCommandName (L"drvdiag", ShellCommandRunDrvDiag, ShellCommandGetManFileNameDriver1, 0, L"Driver1", TRUE, gShellDriver1HiiHandle, STRING_TOKEN (STR_GET_HELP_DRVDIAG));
  ShellCommandRegisterCommandName (L"dh", ShellCommandRunDh, ShellCommandGetManFileNameDriver1, 0, L"Driver1", TRUE, gShellDriver1HiiHandle, STRING_TOKEN (STR_GET_HELP_DH));
  ShellCommandRegisterCommandName (L"drivers", ShellCommandRunDrivers, ShellCommandGetManFileNameDriver1, 0, L"Driver1", TRUE, gShellDriver1HiiHandle, STRING_TOKEN (STR_GET_HELP_DRIVERS));
  ShellCommandRegisterCommandName (L"devtree", ShellCommandRunDevTree, ShellCommandGetManFileNameDriver1, 0, L"Driver1", TRUE, gShellDriver1HiiHandle, STRING_TOKEN (STR_GET_HELP_DEVTREE));
  ShellCommandRegisterCommandName (L"drvcfg", ShellCommandRunDrvCfg, ShellCommandGetManFileNameDriver1, 0, L"Driver1", TRUE, gShellDriver1HiiHandle, STRING_TOKEN (STR_GET_HELP_DRVCFG));

  return (EFI_SUCCESS);
}

/**
  Destructor for the library.  free any resources.

  @param ImageHandle            The image handle of the process.
  @param SystemTable            The EFI System Table pointer.
**/
EFI_STATUS
EFIAPI
UefiShellDriver1CommandsLibDestructor (
  IN EFI_HANDLE        ImageHandle,
  IN EFI_SYSTEM_TABLE  *SystemTable
  )
{
  if (gShellDriver1HiiHandle != NULL) {
    HiiRemovePackages (gShellDriver1HiiHandle);
  }

  return (EFI_SUCCESS);
}