Renormalized end-of-lines from master@27b044605cd5f6b33a3d231576003850b3fe305btrunk

1 files changed, 967 insertions, 967 deletions

diff --git a/MdeModulePkg/Library/DeviceManagerUiLib/DeviceManager.c b/MdeModulePkg/Library/DeviceManagerUiLib/DeviceManager.c
index c8ca25e87f..9a2ede8fdc 100644
--- a/MdeModulePkg/Library/DeviceManagerUiLib/DeviceManager.c
+++ b/MdeModulePkg/Library/DeviceManagerUiLib/DeviceManager.c
@@ -1,967 +1,967 @@
-/** @file

-The device manager reference implementation

-

-Copyright (c) 2004 - 2018, Intel Corporation. All rights reserved.<BR>

-SPDX-License-Identifier: BSD-2-Clause-Patent

-

-**/

-

-#include "DeviceManager.h"

-

-DEVICE_MANAGER_CALLBACK_DATA  gDeviceManagerPrivate = {

-  DEVICE_MANAGER_CALLBACK_DATA_SIGNATURE,

-  NULL,

-  NULL,

-  {

-    DeviceManagerExtractConfig,

-    DeviceManagerRouteConfig,

-    DeviceManagerCallback

-  }

-};

-

-#define  MAX_MAC_ADDRESS_NODE_LIST_LEN  10

-

-EFI_GUID  mDeviceManagerGuid = DEVICE_MANAGER_FORMSET_GUID;

-

-//

-// Which Mac Address string is select

-// it will decide what menu need to show in the NETWORK_DEVICE_FORM_ID form.

-//

-EFI_STRING  mSelectedMacAddrString;

-

-//

-// The Mac Address show in the NETWORK_DEVICE_LIST_FORM_ID

-//

-MAC_ADDRESS_NODE_LIST  mMacDeviceList;

-

-HII_VENDOR_DEVICE_PATH  mDeviceManagerHiiVendorDevicePath = {

-  {

-    {

-      HARDWARE_DEVICE_PATH,

-      HW_VENDOR_DP,

-      {

-        (UINT8)(sizeof (VENDOR_DEVICE_PATH)),

-        (UINT8)((sizeof (VENDOR_DEVICE_PATH)) >> 8)

-      }

-    },

-    //

-    // {102579A0-3686-466e-ACD8-80C087044F4A}

-    //

-    { 0x102579a0, 0x3686, 0x466e, { 0xac, 0xd8, 0x80, 0xc0, 0x87, 0x4, 0x4f, 0x4a }

-    }

-  },

-  {

-    END_DEVICE_PATH_TYPE,

-    END_ENTIRE_DEVICE_PATH_SUBTYPE,

-    {

-      (UINT8)(END_DEVICE_PATH_LENGTH),

-      (UINT8)((END_DEVICE_PATH_LENGTH) >> 8)

-    }

-  }

-};

-

-/**

-  Extract device path for given HII handle and class guid.

-

-  @param Handle          The HII handle.

-

-  @retval  NULL          Fail to get the device path string.

-  @return  PathString    Get the device path string.

-

-**/

-CHAR16 *

-DmExtractDevicePathFromHiiHandle (

-  IN      EFI_HII_HANDLE  Handle

-  )

-{

-  EFI_STATUS  Status;

-  EFI_HANDLE  DriverHandle;

-

-  ASSERT (Handle != NULL);

-

-  if (Handle == NULL) {

-    return NULL;

-  }

-

-  Status = gHiiDatabase->GetPackageListHandle (gHiiDatabase, Handle, &DriverHandle);

-  if (EFI_ERROR (Status)) {

-    return NULL;

-  }

-

-  //

-  // Get device path string.

-  //

-  return ConvertDevicePathToText (DevicePathFromHandle (DriverHandle), FALSE, FALSE);

-}

-

-/**

-  Get the mac address string from the device path.

-  if the device path has the vlan, get the vanid also.

-

-  @param MacAddressNode              Device path begin with mac address

-  @param PBuffer                     Output string buffer contain mac address.

-

-**/

-BOOLEAN

-GetMacAddressString (

-  IN  MAC_ADDR_DEVICE_PATH  *MacAddressNode,

-  OUT CHAR16                **PBuffer

-  )

-{

-  UINTN                     HwAddressSize;

-  UINTN                     Index;

-  UINT8                     *HwAddress;

-  EFI_DEVICE_PATH_PROTOCOL  *Node;

-  UINT16                    VlanId;

-  CHAR16                    *String;

-  UINTN                     BufferLen;

-

-  VlanId = 0;

-  String = NULL;

-  ASSERT (MacAddressNode != NULL);

-

-  HwAddressSize = sizeof (EFI_MAC_ADDRESS);

-  if ((MacAddressNode->IfType == 0x01) || (MacAddressNode->IfType == 0x00)) {

-    HwAddressSize = 6;

-  }

-

-  //

-  // The output format is MAC:XX:XX:XX:...\XXXX

-  // The size is the Number size + ":" size + Vlan size(\XXXX) + End

-  //

-  BufferLen = (4 + 2 * HwAddressSize + (HwAddressSize - 1) + 5 + 1) * sizeof (CHAR16);

-  String    = AllocateZeroPool (BufferLen);

-  if (String == NULL) {

-    return FALSE;

-  }

-

-  *PBuffer = String;

-  StrCpyS (String, BufferLen / sizeof (CHAR16), L"MAC:");

-  String += 4;

-

-  //

-  // Convert the MAC address into a unicode string.

-  //

-  HwAddress = &MacAddressNode->MacAddress.Addr[0];

-  for (Index = 0; Index < HwAddressSize; Index++) {

-    UnicodeValueToStringS (

-      String,

-      BufferLen - ((UINTN)String - (UINTN)*PBuffer),

-      PREFIX_ZERO | RADIX_HEX,

-      *(HwAddress++),

-      2

-      );

-    String += StrnLenS (String, (BufferLen - ((UINTN)String - (UINTN)*PBuffer)) / sizeof (CHAR16));

-    if (Index < HwAddressSize - 1) {

-      *String++ = L':';

-    }

-  }

-

-  //

-  // If VLAN is configured, it will need extra 5 characters like "\0005".

-  // Plus one unicode character for the null-terminator.

-  //

-  Node = (EFI_DEVICE_PATH_PROTOCOL  *)MacAddressNode;

-  while (!IsDevicePathEnd (Node)) {

-    if ((Node->Type == MESSAGING_DEVICE_PATH) && (Node->SubType == MSG_VLAN_DP)) {

-      VlanId = ((VLAN_DEVICE_PATH *)Node)->VlanId;

-    }

-

-    Node = NextDevicePathNode (Node);

-  }

-

-  if (VlanId != 0) {

-    *String++ = L'\\';

-    UnicodeValueToStringS (

-      String,

-      BufferLen - ((UINTN)String - (UINTN)*PBuffer),

-      PREFIX_ZERO | RADIX_HEX,

-      VlanId,

-      4

-      );

-    String += StrnLenS (String, (BufferLen - ((UINTN)String - (UINTN)*PBuffer)) / sizeof (CHAR16));

-  }

-

-  //

-  // Null terminate the Unicode string

-  //

-  *String = L'\0';

-

-  return TRUE;

-}

-

-/**

-  Save question id and prompt id to the mac device list.

-  If the same mac address has saved yet, no need to add more.

-

-  @param MacAddrString               Mac address string.

-

-  @retval  EFI_SUCCESS               Add the item is successful.

-  @return  Other values if failed to Add the item.

-**/

-BOOLEAN

-AddIdToMacDeviceList (

-  IN  EFI_STRING  MacAddrString

-  )

-{

-  MENU_INFO_ITEM  *TempDeviceList;

-  UINTN           Index;

-  EFI_STRING      StoredString;

-  EFI_STRING_ID   PromptId;

-  EFI_HII_HANDLE  HiiHandle;

-

-  HiiHandle      =   gDeviceManagerPrivate.HiiHandle;

-  TempDeviceList = NULL;

-

-  for (Index = 0; Index < mMacDeviceList.CurListLen; Index++) {

-    StoredString = HiiGetString (HiiHandle, mMacDeviceList.NodeList[Index].PromptId, NULL);

-    if (StoredString == NULL) {

-      return FALSE;

-    }

-

-    //

-    // Already has save the same mac address to the list.

-    //

-    if (StrCmp (MacAddrString, StoredString) == 0) {

-      return FALSE;

-    }

-  }

-

-  PromptId = HiiSetString (HiiHandle, 0, MacAddrString, NULL);

-  //

-  // If not in the list, save it.

-  //

-  if (mMacDeviceList.MaxListLen > mMacDeviceList.CurListLen + 1) {

-    mMacDeviceList.NodeList[mMacDeviceList.CurListLen].PromptId   = PromptId;

-    mMacDeviceList.NodeList[mMacDeviceList.CurListLen].QuestionId = (EFI_QUESTION_ID)(mMacDeviceList.CurListLen + NETWORK_DEVICE_LIST_KEY_OFFSET);

-  } else {

-    mMacDeviceList.MaxListLen += MAX_MAC_ADDRESS_NODE_LIST_LEN;

-    if (mMacDeviceList.CurListLen != 0) {

-      TempDeviceList = ReallocatePool (

-                         sizeof (MENU_INFO_ITEM) * mMacDeviceList.CurListLen,

-                         sizeof (MENU_INFO_ITEM) * mMacDeviceList.MaxListLen,

-                         mMacDeviceList.NodeList

-                         );

-    } else {

-      TempDeviceList = (MENU_INFO_ITEM *)AllocatePool (sizeof (MENU_INFO_ITEM) * mMacDeviceList.MaxListLen);

-    }

-

-    if (TempDeviceList == NULL) {

-      return FALSE;

-    }

-

-    TempDeviceList[mMacDeviceList.CurListLen].PromptId   = PromptId;

-    TempDeviceList[mMacDeviceList.CurListLen].QuestionId = (EFI_QUESTION_ID)(mMacDeviceList.CurListLen + NETWORK_DEVICE_LIST_KEY_OFFSET);

-

-    mMacDeviceList.NodeList = TempDeviceList;

-  }

-

-  mMacDeviceList.CurListLen++;

-

-  return TRUE;

-}

-

-/**

-  Check the devcie path, try to find whether it has mac address path.

-

-  In this function, first need to check whether this path has mac address path.

-  second, when the mac address device path has find, also need to deicide whether

-  need to add this mac address relate info to the menu.

-

-  @param    *Node            Input device which need to be check.

-  @param    NextShowFormId   FormId Which need to be show.

-  @param    *NeedAddItem     Whether need to add the menu in the network device list.

-

-  @retval  TRUE              Has mac address device path.

-  @retval  FALSE             NOT Has mac address device path.

-

-**/

-BOOLEAN

-IsMacAddressDevicePath (

-  IN  VOID        *Node,

-  IN EFI_FORM_ID  NextShowFormId,

-  OUT BOOLEAN     *NeedAddItem

-  )

-{

-  EFI_DEVICE_PATH_PROTOCOL  *DevicePath;

-  CHAR16                    *Buffer;

-  BOOLEAN                   ReturnVal;

-

-  ASSERT (Node != NULL);

-  *NeedAddItem = FALSE;

-  ReturnVal    = FALSE;

-  Buffer       = NULL;

-

-  DevicePath = (EFI_DEVICE_PATH_PROTOCOL *)Node;

-

-  //

-  // find the partition device path node

-  //

-  while (!IsDevicePathEnd (DevicePath)) {

-    if ((DevicePathType (DevicePath) == MESSAGING_DEVICE_PATH) &&

-        (DevicePathSubType (DevicePath) == MSG_MAC_ADDR_DP))

-    {

-      ReturnVal = TRUE;

-

-      if (DEVICE_MANAGER_FORM_ID == NextShowFormId) {

-        *NeedAddItem = TRUE;

-        break;

-      }

-

-      if (!GetMacAddressString ((MAC_ADDR_DEVICE_PATH *)DevicePath, &Buffer)) {

-        break;

-      }

-

-      if (NETWORK_DEVICE_FORM_ID == NextShowFormId) {

-        if (StrCmp (Buffer, mSelectedMacAddrString) == 0) {

-          *NeedAddItem = TRUE;

-        }

-

-        break;

-      }

-

-      if (NETWORK_DEVICE_LIST_FORM_ID == NextShowFormId) {

-        //

-        // Same handle may has two network child handle, so the questionid

-        // has the offset of SAME_HANDLE_KEY_OFFSET.

-        //

-        if (AddIdToMacDeviceList (Buffer)) {

-          *NeedAddItem = TRUE;

-        }

-

-        break;

-      }

-    }

-

-    DevicePath = NextDevicePathNode (DevicePath);

-  }

-

-  if (Buffer != NULL) {

-    FreePool (Buffer);

-  }

-

-  return ReturnVal;

-}

-

-/**

-  Check to see if the device path is for the network device.

-

-  @param Handle          The HII handle which include the mac address device path.

-  @param NextShowFormId  The FormId of the form which will be show next time.

-  @param ItemCount       The new add Mac address item count.

-

-  @retval  TRUE          Need to add new item in the menu.

-  @return  FALSE         Do not need to add the menu about the network.

-

-**/

-BOOLEAN

-IsNeedAddNetworkMenu (

-  IN      EFI_HII_HANDLE  Handle,

-  IN      EFI_FORM_ID     NextShowFormId,

-  OUT     UINTN           *ItemCount

-  )

-{

-  EFI_STATUS                           Status;

-  UINTN                                EntryCount;

-  UINTN                                Index;

-  EFI_HANDLE                           DriverHandle;

-  EFI_HANDLE                           ControllerHandle;

-  EFI_DEVICE_PATH_PROTOCOL             *DevicePath;

-  EFI_DEVICE_PATH_PROTOCOL             *TmpDevicePath;

-  EFI_DEVICE_PATH_PROTOCOL             *ChildDevicePath;

-  EFI_OPEN_PROTOCOL_INFORMATION_ENTRY  *OpenInfoBuffer;

-  BOOLEAN                              IsNeedAdd;

-

-  IsNeedAdd      = FALSE;

-  OpenInfoBuffer = NULL;

-  if ((Handle == NULL) || (ItemCount == NULL)) {

-    return FALSE;

-  }

-

-  *ItemCount = 0;

-

-  Status = gHiiDatabase->GetPackageListHandle (gHiiDatabase, Handle, &DriverHandle);

-  if (EFI_ERROR (Status)) {

-    return FALSE;

-  }

-

-  //

-  // Get the device path by the got Driver handle .

-  //

-  Status = gBS->HandleProtocol (DriverHandle, &gEfiDevicePathProtocolGuid, (VOID **)&DevicePath);

-  if (EFI_ERROR (Status)) {

-    return FALSE;

-  }

-

-  TmpDevicePath = DevicePath;

-

-  //

-  // Check whether this device path include mac address device path.

-  // If this path has mac address path, get the value whether need

-  // add this info to the menu and return.

-  // Else check more about the child handle devcie path.

-  //

-  if (IsMacAddressDevicePath (TmpDevicePath, NextShowFormId, &IsNeedAdd)) {

-    if ((NETWORK_DEVICE_LIST_FORM_ID == NextShowFormId) && IsNeedAdd) {

-      (*ItemCount) = 1;

-    }

-

-    return IsNeedAdd;

-  }

-

-  //

-  // Search whether this path is the controller path, not he child handle path.

-  // And the child handle has the network devcie connected.

-  //

-  TmpDevicePath = DevicePath;

-  Status        = gBS->LocateDevicePath (&gEfiDevicePathProtocolGuid, &TmpDevicePath, &ControllerHandle);

-  if (EFI_ERROR (Status)) {

-    return FALSE;

-  }

-

-  if (!IsDevicePathEnd (TmpDevicePath)) {

-    return FALSE;

-  }

-

-  //

-  // Retrieve the list of agents that are consuming the specific protocol

-  // on ControllerHandle.

-  // The buffer point by OpenInfoBuffer need be free at this function.

-  //

-  Status = gBS->OpenProtocolInformation (

-                  ControllerHandle,

-                  &gEfiPciIoProtocolGuid,

-                  &OpenInfoBuffer,

-                  &EntryCount

-                  );

-  if (EFI_ERROR (Status)) {

-    return FALSE;

-  }

-

-  //

-  // Inspect if ChildHandle is one of the agents.

-  //

-  Status = EFI_UNSUPPORTED;

-  for (Index = 0; Index < EntryCount; Index++) {

-    //

-    // Query all the children created by the controller handle's driver

-    //

-    if ((OpenInfoBuffer[Index].Attributes & EFI_OPEN_PROTOCOL_BY_CHILD_CONTROLLER) != 0) {

-      Status = gBS->OpenProtocol (

-                      OpenInfoBuffer[Index].ControllerHandle,

-                      &gEfiDevicePathProtocolGuid,

-                      (VOID **)&ChildDevicePath,

-                      NULL,

-                      NULL,

-                      EFI_OPEN_PROTOCOL_GET_PROTOCOL

-                      );

-      if (EFI_ERROR (Status)) {

-        continue;

-      }

-

-      //

-      // Check whether this device path include mac address device path.

-      //

-      if (!IsMacAddressDevicePath (ChildDevicePath, NextShowFormId, &IsNeedAdd)) {

-        //

-        // If this path not has mac address path, check the other.

-        //

-        continue;

-      } else {

-        //

-        // If need to update the NETWORK_DEVICE_LIST_FORM, try to get more.

-        //

-        if ((NETWORK_DEVICE_LIST_FORM_ID == NextShowFormId)) {

-          if (IsNeedAdd) {

-            (*ItemCount) += 1;

-          }

-

-          continue;

-        } else {

-          //

-          // If need to update other form, return whether need to add to the menu.

-          //

-          goto Done;

-        }

-      }

-    }

-  }

-

-Done:

-  if (OpenInfoBuffer != NULL) {

-    FreePool (OpenInfoBuffer);

-  }

-

-  return IsNeedAdd;

-}

-

-/**

-  Dynamic create Hii information for Device Manager.

-

-  @param   NextShowFormId     The FormId which need to be show.

-

-**/

-VOID

-CreateDeviceManagerForm (

-  IN EFI_FORM_ID  NextShowFormId

-  )

-{

-  UINTN               Index;

-  EFI_STRING          String;

-  EFI_STRING_ID       Token;

-  EFI_STRING_ID       TokenHelp;

-  EFI_HII_HANDLE      *HiiHandles;

-  EFI_HII_HANDLE      HiiHandle;

-  EFI_GUID            FormSetGuid;

-  VOID                *StartOpCodeHandle;

-  VOID                *EndOpCodeHandle;

-  EFI_IFR_GUID_LABEL  *StartLabel;

-  EFI_IFR_GUID_LABEL  *EndLabel;

-  BOOLEAN             AddNetworkMenu;

-  UINTN               AddItemCount;

-  UINTN               NewStringLen;

-  EFI_STRING          NewStringTitle;

-  CHAR16              *DevicePathStr;

-  EFI_STRING_ID       DevicePathId;

-  EFI_IFR_FORM_SET    *Buffer;

-  UINTN               BufferSize;

-  UINT8               ClassGuidNum;

-  EFI_GUID            *ClassGuid;

-  UINTN               TempSize;

-  UINT8               *Ptr;

-  EFI_STATUS          Status;

-

-  TempSize   = 0;

-  BufferSize = 0;

-  Buffer     = NULL;

-

-  HiiHandle      = gDeviceManagerPrivate.HiiHandle;

-  AddNetworkMenu = FALSE;

-  AddItemCount   = 0;

-  //

-  // If need show the Network device list form, clear the old save list first.

-  //

-  if ((NextShowFormId == NETWORK_DEVICE_LIST_FORM_ID) && (mMacDeviceList.CurListLen > 0)) {

-    mMacDeviceList.CurListLen = 0;

-  }

-

-  //

-  // Update the network device form titile.

-  //

-  if (NextShowFormId == NETWORK_DEVICE_FORM_ID) {

-    String = HiiGetString (HiiHandle, STRING_TOKEN (STR_FORM_NETWORK_DEVICE_TITLE_HEAD), NULL);

-    if (String == NULL) {

-      return;

-    }

-

-    NewStringLen   = StrLen (mSelectedMacAddrString) * 2;

-    NewStringLen  += (StrLen (String) + 2) * 2;

-    NewStringTitle = AllocatePool (NewStringLen);

-    UnicodeSPrint (NewStringTitle, NewStringLen, L"%s %s", String, mSelectedMacAddrString);

-    HiiSetString (HiiHandle, STRING_TOKEN (STR_FORM_NETWORK_DEVICE_TITLE), NewStringTitle, NULL);

-    FreePool (String);

-    FreePool (NewStringTitle);

-  }

-

-  //

-  // Allocate space for creation of UpdateData Buffer

-  //

-  StartOpCodeHandle = HiiAllocateOpCodeHandle ();

-  ASSERT (StartOpCodeHandle != NULL);

-

-  EndOpCodeHandle = HiiAllocateOpCodeHandle ();

-  ASSERT (EndOpCodeHandle != NULL);

-

-  //

-  // Create Hii Extend Label OpCode as the start opcode

-  //

-  StartLabel               = (EFI_IFR_GUID_LABEL *)HiiCreateGuidOpCode (StartOpCodeHandle, &gEfiIfrTianoGuid, NULL, sizeof (EFI_IFR_GUID_LABEL));

-  StartLabel->ExtendOpCode = EFI_IFR_EXTEND_OP_LABEL;

-  //

-  // According to the next show Form id(mNextShowFormId) to decide which form need to update.

-  //

-  StartLabel->Number = (UINT16)(LABEL_FORM_ID_OFFSET + NextShowFormId);

-

-  //

-  // Create Hii Extend Label OpCode as the end opcode

-  //

-  EndLabel               = (EFI_IFR_GUID_LABEL *)HiiCreateGuidOpCode (EndOpCodeHandle, &gEfiIfrTianoGuid, NULL, sizeof (EFI_IFR_GUID_LABEL));

-  EndLabel->ExtendOpCode = EFI_IFR_EXTEND_OP_LABEL;

-  EndLabel->Number       = LABEL_END;

-

-  //

-  // Get all the Hii handles

-  //

-  HiiHandles = HiiGetHiiHandles (NULL);

-  ASSERT (HiiHandles != NULL);

-

-  //

-  // Search for formset of each class type

-  //

-  for (Index = 0; HiiHandles[Index] != NULL; Index++) {

-    Status = HiiGetFormSetFromHiiHandle (HiiHandles[Index], &Buffer, &BufferSize);

-    if (EFI_ERROR (Status)) {

-      continue;

-    }

-

-    Ptr = (UINT8 *)Buffer;

-    while (TempSize < BufferSize) {

-      TempSize += ((EFI_IFR_OP_HEADER *)Ptr)->Length;

-      if (((EFI_IFR_OP_HEADER *)Ptr)->Length <= OFFSET_OF (EFI_IFR_FORM_SET, Flags)) {

-        Ptr += ((EFI_IFR_OP_HEADER *)Ptr)->Length;

-        continue;

-      }

-

-      ClassGuidNum = (UINT8)(((EFI_IFR_FORM_SET *)Ptr)->Flags & 0x3);

-      ClassGuid    = (EFI_GUID *)(VOID *)(Ptr + sizeof (EFI_IFR_FORM_SET));

-      while (ClassGuidNum-- > 0) {

-        if (CompareGuid (&gEfiHiiPlatformSetupFormsetGuid, ClassGuid) == 0) {

-          ClassGuid++;

-          continue;

-        }

-

-        String = HiiGetString (HiiHandles[Index], ((EFI_IFR_FORM_SET *)Ptr)->FormSetTitle, NULL);

-        if (String == NULL) {

-          String = HiiGetString (HiiHandle, STRING_TOKEN (STR_MISSING_STRING), NULL);

-          ASSERT (String != NULL);

-        }

-

-        Token = HiiSetString (HiiHandle, 0, String, NULL);

-        FreePool (String);

-

-        String = HiiGetString (HiiHandles[Index], ((EFI_IFR_FORM_SET *)Ptr)->Help, NULL);

-        if (String == NULL) {

-          String = HiiGetString (HiiHandle, STRING_TOKEN (STR_MISSING_STRING), NULL);

-          ASSERT (String != NULL);

-        }

-

-        TokenHelp = HiiSetString (HiiHandle, 0, String, NULL);

-        FreePool (String);

-

-        CopyMem (&FormSetGuid, &((EFI_IFR_FORM_SET *)Ptr)->Guid, sizeof (EFI_GUID));

-

-        //

-        // Network device process

-        //

-        if (IsNeedAddNetworkMenu (HiiHandles[Index], NextShowFormId, &AddItemCount)) {

-          if (NextShowFormId == DEVICE_MANAGER_FORM_ID) {

-            //

-            // Only show one menu item "Network Config" in the device manger form.

-            //

-            if (!AddNetworkMenu) {

-              AddNetworkMenu = TRUE;

-              HiiCreateGotoOpCode (

-                StartOpCodeHandle,

-                NETWORK_DEVICE_LIST_FORM_ID,

-                STRING_TOKEN (STR_FORM_NETWORK_DEVICE_LIST_TITLE),

-                STRING_TOKEN (STR_FORM_NETWORK_DEVICE_LIST_HELP),

-                EFI_IFR_FLAG_CALLBACK,

-                (EFI_QUESTION_ID)QUESTION_NETWORK_DEVICE_ID

-                );

-            }

-          } else if (NextShowFormId == NETWORK_DEVICE_LIST_FORM_ID) {

-            //

-            // In network device list form, same mac address device only show one menu.

-            //

-            while (AddItemCount > 0) {

-              HiiCreateGotoOpCode (

-                StartOpCodeHandle,

-                NETWORK_DEVICE_FORM_ID,

-                mMacDeviceList.NodeList[mMacDeviceList.CurListLen - AddItemCount].PromptId,

-                STRING_TOKEN (STR_NETWORK_DEVICE_HELP),

-                EFI_IFR_FLAG_CALLBACK,

-                mMacDeviceList.NodeList[mMacDeviceList.CurListLen - AddItemCount].QuestionId

-                );

-              AddItemCount -= 1;

-            }

-          } else if (NextShowFormId == NETWORK_DEVICE_FORM_ID) {

-            //

-            // In network device form, only the selected mac address device need to be show.

-            //

-            DevicePathStr = DmExtractDevicePathFromHiiHandle (HiiHandles[Index]);

-            DevicePathId  = 0;

-            if (DevicePathStr != NULL) {

-              DevicePathId =  HiiSetString (HiiHandle, 0, DevicePathStr, NULL);

-              FreePool (DevicePathStr);

-            }

-

-            HiiCreateGotoExOpCode (

-              StartOpCodeHandle,

-              0,

-              Token,

-              TokenHelp,

-              0,

-              (EFI_QUESTION_ID)(Index + DEVICE_KEY_OFFSET),

-              0,

-              &FormSetGuid,

-              DevicePathId

-              );

-          }

-        } else {

-          //

-          // Not network device process, only need to show at device manger form.

-          //

-          if (NextShowFormId == DEVICE_MANAGER_FORM_ID) {

-            DevicePathStr = DmExtractDevicePathFromHiiHandle (HiiHandles[Index]);

-            DevicePathId  = 0;

-            if (DevicePathStr != NULL) {

-              DevicePathId =  HiiSetString (HiiHandle, 0, DevicePathStr, NULL);

-              FreePool (DevicePathStr);

-            }

-

-            HiiCreateGotoExOpCode (

-              StartOpCodeHandle,

-              0,

-              Token,

-              TokenHelp,

-              0,

-              (EFI_QUESTION_ID)(Index + DEVICE_KEY_OFFSET),

-              0,

-              &FormSetGuid,

-              DevicePathId

-              );

-          }

-        }

-

-        break;

-      }

-

-      Ptr += ((EFI_IFR_OP_HEADER *)Ptr)->Length;

-    }

-

-    FreePool (Buffer);

-    Buffer     = NULL;

-    TempSize   = 0;

-    BufferSize = 0;

-  }

-

-  HiiUpdateForm (

-    HiiHandle,

-    &mDeviceManagerGuid,

-    NextShowFormId,

-    StartOpCodeHandle,

-    EndOpCodeHandle

-    );

-

-  HiiFreeOpCodeHandle (StartOpCodeHandle);

-  HiiFreeOpCodeHandle (EndOpCodeHandle);

-  FreePool (HiiHandles);

-}

-

-/**

-  This function allows a caller to extract the current configuration for one

-  or more named elements from the target driver.

-

-

-  @param This            Points to the EFI_HII_CONFIG_ACCESS_PROTOCOL.

-  @param Request         A null-terminated Unicode string in <ConfigRequest> format.

-  @param Progress        On return, points to a character in the Request string.

-                         Points to the string's null terminator if request was successful.

-                         Points to the most recent '&' before the first failing name/value

-                         pair (or the beginning of the string if the failure is in the

-                         first name/value pair) if the request was not successful.

-  @param Results         A null-terminated Unicode string in <ConfigAltResp> format which

-                         has all values filled in for the names in the Request string.

-                         String to be allocated by the called function.

-

-  @retval  EFI_SUCCESS            The Results is filled with the requested values.

-  @retval  EFI_OUT_OF_RESOURCES   Not enough memory to store the results.

-  @retval  EFI_INVALID_PARAMETER  Request is illegal syntax, or unknown name.

-  @retval  EFI_NOT_FOUND          Routing data doesn't match any storage in this driver.

-

-**/

-EFI_STATUS

-EFIAPI

-DeviceManagerExtractConfig (

-  IN  CONST EFI_HII_CONFIG_ACCESS_PROTOCOL  *This,

-  IN  CONST EFI_STRING                      Request,

-  OUT EFI_STRING                            *Progress,

-  OUT EFI_STRING                            *Results

-  )

-{

-  if ((Progress == NULL) || (Results == NULL)) {

-    return EFI_INVALID_PARAMETER;

-  }

-

-  *Progress = Request;

-  return EFI_NOT_FOUND;

-}

-

-/**

-  This function processes the results of changes in configuration.

-

-  @param This            Points to the EFI_HII_CONFIG_ACCESS_PROTOCOL.

-  @param Configuration   A null-terminated Unicode string in <ConfigResp> format.

-  @param Progress        A pointer to a string filled in with the offset of the most

-                         recent '&' before the first failing name/value pair (or the

-                         beginning of the string if the failure is in the first

-                         name/value pair) or the terminating NULL if all was successful.

-

-  @retval  EFI_SUCCESS            The Results is processed successfully.

-  @retval  EFI_INVALID_PARAMETER  Configuration is NULL.

-  @retval  EFI_NOT_FOUND          Routing data doesn't match any storage in this driver.

-

-**/

-EFI_STATUS

-EFIAPI

-DeviceManagerRouteConfig (

-  IN  CONST EFI_HII_CONFIG_ACCESS_PROTOCOL  *This,

-  IN  CONST EFI_STRING                      Configuration,

-  OUT EFI_STRING                            *Progress

-  )

-{

-  if ((Configuration == NULL) || (Progress == NULL)) {

-    return EFI_INVALID_PARAMETER;

-  }

-

-  *Progress = Configuration;

-

-  return EFI_NOT_FOUND;

-}

-

-/**

-  This function is invoked if user selected a interactive opcode from Device Manager's

-  Formset. If user set VBIOS, the new value is saved to EFI variable.

-

-  @param This            Points to the EFI_HII_CONFIG_ACCESS_PROTOCOL.

-  @param Action          Specifies the type of action taken by the browser.

-  @param QuestionId      A unique value which is sent to the original exporting driver

-                         so that it can identify the type of data to expect.

-  @param Type            The type of value for the question.

-  @param Value           A pointer to the data being sent to the original exporting driver.

-  @param ActionRequest   On return, points to the action requested by the callback function.

-

-  @retval  EFI_SUCCESS           The callback successfully handled the action.

-  @retval  EFI_INVALID_PARAMETER The setup browser call this function with invalid parameters.

-

-**/

-EFI_STATUS

-EFIAPI

-DeviceManagerCallback (

-  IN  CONST EFI_HII_CONFIG_ACCESS_PROTOCOL  *This,

-  IN  EFI_BROWSER_ACTION                    Action,

-  IN  EFI_QUESTION_ID                       QuestionId,

-  IN  UINT8                                 Type,

-  IN  EFI_IFR_TYPE_VALUE                    *Value,

-  OUT EFI_BROWSER_ACTION_REQUEST            *ActionRequest

-  )

-{

-  UINTN  CurIndex;

-

-  if (Action != EFI_BROWSER_ACTION_CHANGING) {

-    //

-    // Do nothing for other UEFI Action. Only do call back when data is changed.

-    //

-    return EFI_UNSUPPORTED;

-  }

-

-  if ((Value == NULL) || (ActionRequest == NULL)) {

-    return EFI_INVALID_PARAMETER;

-  }

-

-  if ((QuestionId < MAX_KEY_SECTION_LEN + NETWORK_DEVICE_LIST_KEY_OFFSET) && (QuestionId >= NETWORK_DEVICE_LIST_KEY_OFFSET)) {

-    //

-    // If user select the mac address, need to record mac address string to support next form show.

-    //

-    for (CurIndex = 0; CurIndex < mMacDeviceList.CurListLen; CurIndex++) {

-      if (mMacDeviceList.NodeList[CurIndex].QuestionId == QuestionId) {

-        mSelectedMacAddrString = HiiGetString (gDeviceManagerPrivate.HiiHandle, mMacDeviceList.NodeList[CurIndex].PromptId, NULL);

-      }

-    }

-

-    CreateDeviceManagerForm (NETWORK_DEVICE_FORM_ID);

-  } else if (QuestionId == QUESTION_NETWORK_DEVICE_ID) {

-    CreateDeviceManagerForm (NETWORK_DEVICE_LIST_FORM_ID);

-  }

-

-  return EFI_SUCCESS;

-}

-

-/**

-  Install Boot Manager Menu driver.

-

-  @param ImageHandle     The image handle.

-  @param SystemTable     The system table.

-

-  @retval  EFI_SUCEESS  Install Boot manager menu success.

-  @retval  Other        Return error status.

-

-**/

-EFI_STATUS

-EFIAPI

-DeviceManagerUiLibConstructor (

-  IN EFI_HANDLE        ImageHandle,

-  IN EFI_SYSTEM_TABLE  *SystemTable

-  )

-{

-  EFI_STATUS  Status;

-

-  gDeviceManagerPrivate.DriverHandle = NULL;

-  Status                             = gBS->InstallMultipleProtocolInterfaces (

-                                              &gDeviceManagerPrivate.DriverHandle,

-                                              &gEfiDevicePathProtocolGuid,

-                                              &mDeviceManagerHiiVendorDevicePath,

-                                              &gEfiHiiConfigAccessProtocolGuid,

-                                              &gDeviceManagerPrivate.ConfigAccess,

-                                              NULL

-                                              );

-  ASSERT_EFI_ERROR (Status);

-

-  //

-  // Publish our HII data.

-  //

-  gDeviceManagerPrivate.HiiHandle = HiiAddPackages (

-                                      &mDeviceManagerGuid,

-                                      gDeviceManagerPrivate.DriverHandle,

-                                      DeviceManagerVfrBin,

-                                      DeviceManagerUiLibStrings,

-                                      NULL

-                                      );

-  ASSERT (gDeviceManagerPrivate.HiiHandle != NULL);

-

-  //

-  // The device manager form contains a page listing all the network

-  // controllers in the system. This list can only be populated if all

-  // handles have been connected, so do it here.

-  //

-  EfiBootManagerConnectAll ();

-

-  //

-  // Update boot manager page

-  //

-  CreateDeviceManagerForm (DEVICE_MANAGER_FORM_ID);

-

-  return EFI_SUCCESS;

-}

-

-/**

-  Unloads the application and its installed protocol.

-

-  @param  ImageHandle     Handle that identifies the image to be unloaded.

-  @param  SystemTable     The system table.

-

-  @retval EFI_SUCCESS           The image has been unloaded.

-**/

-EFI_STATUS

-EFIAPI

-DeviceManagerUiLibDestructor (

-  IN EFI_HANDLE        ImageHandle,

-  IN EFI_SYSTEM_TABLE  *SystemTable

-  )

-{

-  EFI_STATUS  Status;

-

-  Status = gBS->UninstallMultipleProtocolInterfaces (

-                  gDeviceManagerPrivate.DriverHandle,

-                  &gEfiDevicePathProtocolGuid,

-                  &mDeviceManagerHiiVendorDevicePath,

-                  &gEfiHiiConfigAccessProtocolGuid,

-                  &gDeviceManagerPrivate.ConfigAccess,

-                  NULL

-                  );

-  ASSERT_EFI_ERROR (Status);

-

-  HiiRemovePackages (gDeviceManagerPrivate.HiiHandle);

-

-  return EFI_SUCCESS;

-}

+/** @file
+The device manager reference implementation
+
+Copyright (c) 2004 - 2018, Intel Corporation. All rights reserved.<BR>
+SPDX-License-Identifier: BSD-2-Clause-Patent
+
+**/
+
+#include "DeviceManager.h"
+
+DEVICE_MANAGER_CALLBACK_DATA  gDeviceManagerPrivate = {
+  DEVICE_MANAGER_CALLBACK_DATA_SIGNATURE,
+  NULL,
+  NULL,
+  {
+    DeviceManagerExtractConfig,
+    DeviceManagerRouteConfig,
+    DeviceManagerCallback
+  }
+};
+
+#define  MAX_MAC_ADDRESS_NODE_LIST_LEN  10
+
+EFI_GUID  mDeviceManagerGuid = DEVICE_MANAGER_FORMSET_GUID;
+
+//
+// Which Mac Address string is select
+// it will decide what menu need to show in the NETWORK_DEVICE_FORM_ID form.
+//
+EFI_STRING  mSelectedMacAddrString;
+
+//
+// The Mac Address show in the NETWORK_DEVICE_LIST_FORM_ID
+//
+MAC_ADDRESS_NODE_LIST  mMacDeviceList;
+
+HII_VENDOR_DEVICE_PATH  mDeviceManagerHiiVendorDevicePath = {
+  {
+    {
+      HARDWARE_DEVICE_PATH,
+      HW_VENDOR_DP,
+      {
+        (UINT8)(sizeof (VENDOR_DEVICE_PATH)),
+        (UINT8)((sizeof (VENDOR_DEVICE_PATH)) >> 8)
+      }
+    },
+    //
+    // {102579A0-3686-466e-ACD8-80C087044F4A}
+    //
+    { 0x102579a0, 0x3686, 0x466e, { 0xac, 0xd8, 0x80, 0xc0, 0x87, 0x4, 0x4f, 0x4a }
+    }
+  },
+  {
+    END_DEVICE_PATH_TYPE,
+    END_ENTIRE_DEVICE_PATH_SUBTYPE,
+    {
+      (UINT8)(END_DEVICE_PATH_LENGTH),
+      (UINT8)((END_DEVICE_PATH_LENGTH) >> 8)
+    }
+  }
+};
+
+/**
+  Extract device path for given HII handle and class guid.
+
+  @param Handle          The HII handle.
+
+  @retval  NULL          Fail to get the device path string.
+  @return  PathString    Get the device path string.
+
+**/
+CHAR16 *
+DmExtractDevicePathFromHiiHandle (
+  IN      EFI_HII_HANDLE  Handle
+  )
+{
+  EFI_STATUS  Status;
+  EFI_HANDLE  DriverHandle;
+
+  ASSERT (Handle != NULL);
+
+  if (Handle == NULL) {
+    return NULL;
+  }
+
+  Status = gHiiDatabase->GetPackageListHandle (gHiiDatabase, Handle, &DriverHandle);
+  if (EFI_ERROR (Status)) {
+    return NULL;
+  }
+
+  //
+  // Get device path string.
+  //
+  return ConvertDevicePathToText (DevicePathFromHandle (DriverHandle), FALSE, FALSE);
+}
+
+/**
+  Get the mac address string from the device path.
+  if the device path has the vlan, get the vanid also.
+
+  @param MacAddressNode              Device path begin with mac address
+  @param PBuffer                     Output string buffer contain mac address.
+
+**/
+BOOLEAN
+GetMacAddressString (
+  IN  MAC_ADDR_DEVICE_PATH  *MacAddressNode,
+  OUT CHAR16                **PBuffer
+  )
+{
+  UINTN                     HwAddressSize;
+  UINTN                     Index;
+  UINT8                     *HwAddress;
+  EFI_DEVICE_PATH_PROTOCOL  *Node;
+  UINT16                    VlanId;
+  CHAR16                    *String;
+  UINTN                     BufferLen;
+
+  VlanId = 0;
+  String = NULL;
+  ASSERT (MacAddressNode != NULL);
+
+  HwAddressSize = sizeof (EFI_MAC_ADDRESS);
+  if ((MacAddressNode->IfType == 0x01) || (MacAddressNode->IfType == 0x00)) {
+    HwAddressSize = 6;
+  }
+
+  //
+  // The output format is MAC:XX:XX:XX:...\XXXX
+  // The size is the Number size + ":" size + Vlan size(\XXXX) + End
+  //
+  BufferLen = (4 + 2 * HwAddressSize + (HwAddressSize - 1) + 5 + 1) * sizeof (CHAR16);
+  String    = AllocateZeroPool (BufferLen);
+  if (String == NULL) {
+    return FALSE;
+  }
+
+  *PBuffer = String;
+  StrCpyS (String, BufferLen / sizeof (CHAR16), L"MAC:");
+  String += 4;
+
+  //
+  // Convert the MAC address into a unicode string.
+  //
+  HwAddress = &MacAddressNode->MacAddress.Addr[0];
+  for (Index = 0; Index < HwAddressSize; Index++) {
+    UnicodeValueToStringS (
+      String,
+      BufferLen - ((UINTN)String - (UINTN)*PBuffer),
+      PREFIX_ZERO | RADIX_HEX,
+      *(HwAddress++),
+      2
+      );
+    String += StrnLenS (String, (BufferLen - ((UINTN)String - (UINTN)*PBuffer)) / sizeof (CHAR16));
+    if (Index < HwAddressSize - 1) {
+      *String++ = L':';
+    }
+  }
+
+  //
+  // If VLAN is configured, it will need extra 5 characters like "\0005".
+  // Plus one unicode character for the null-terminator.
+  //
+  Node = (EFI_DEVICE_PATH_PROTOCOL  *)MacAddressNode;
+  while (!IsDevicePathEnd (Node)) {
+    if ((Node->Type == MESSAGING_DEVICE_PATH) && (Node->SubType == MSG_VLAN_DP)) {
+      VlanId = ((VLAN_DEVICE_PATH *)Node)->VlanId;
+    }
+
+    Node = NextDevicePathNode (Node);
+  }
+
+  if (VlanId != 0) {
+    *String++ = L'\\';
+    UnicodeValueToStringS (
+      String,
+      BufferLen - ((UINTN)String - (UINTN)*PBuffer),
+      PREFIX_ZERO | RADIX_HEX,
+      VlanId,
+      4
+      );
+    String += StrnLenS (String, (BufferLen - ((UINTN)String - (UINTN)*PBuffer)) / sizeof (CHAR16));
+  }
+
+  //
+  // Null terminate the Unicode string
+  //
+  *String = L'\0';
+
+  return TRUE;
+}
+
+/**
+  Save question id and prompt id to the mac device list.
+  If the same mac address has saved yet, no need to add more.
+
+  @param MacAddrString               Mac address string.
+
+  @retval  EFI_SUCCESS               Add the item is successful.
+  @return  Other values if failed to Add the item.
+**/
+BOOLEAN
+AddIdToMacDeviceList (
+  IN  EFI_STRING  MacAddrString
+  )
+{
+  MENU_INFO_ITEM  *TempDeviceList;
+  UINTN           Index;
+  EFI_STRING      StoredString;
+  EFI_STRING_ID   PromptId;
+  EFI_HII_HANDLE  HiiHandle;
+
+  HiiHandle      =   gDeviceManagerPrivate.HiiHandle;
+  TempDeviceList = NULL;
+
+  for (Index = 0; Index < mMacDeviceList.CurListLen; Index++) {
+    StoredString = HiiGetString (HiiHandle, mMacDeviceList.NodeList[Index].PromptId, NULL);
+    if (StoredString == NULL) {
+      return FALSE;
+    }
+
+    //
+    // Already has save the same mac address to the list.
+    //
+    if (StrCmp (MacAddrString, StoredString) == 0) {
+      return FALSE;
+    }
+  }
+
+  PromptId = HiiSetString (HiiHandle, 0, MacAddrString, NULL);
+  //
+  // If not in the list, save it.
+  //
+  if (mMacDeviceList.MaxListLen > mMacDeviceList.CurListLen + 1) {
+    mMacDeviceList.NodeList[mMacDeviceList.CurListLen].PromptId   = PromptId;
+    mMacDeviceList.NodeList[mMacDeviceList.CurListLen].QuestionId = (EFI_QUESTION_ID)(mMacDeviceList.CurListLen + NETWORK_DEVICE_LIST_KEY_OFFSET);
+  } else {
+    mMacDeviceList.MaxListLen += MAX_MAC_ADDRESS_NODE_LIST_LEN;
+    if (mMacDeviceList.CurListLen != 0) {
+      TempDeviceList = ReallocatePool (
+                         sizeof (MENU_INFO_ITEM) * mMacDeviceList.CurListLen,
+                         sizeof (MENU_INFO_ITEM) * mMacDeviceList.MaxListLen,
+                         mMacDeviceList.NodeList
+                         );
+    } else {
+      TempDeviceList = (MENU_INFO_ITEM *)AllocatePool (sizeof (MENU_INFO_ITEM) * mMacDeviceList.MaxListLen);
+    }
+
+    if (TempDeviceList == NULL) {
+      return FALSE;
+    }
+
+    TempDeviceList[mMacDeviceList.CurListLen].PromptId   = PromptId;
+    TempDeviceList[mMacDeviceList.CurListLen].QuestionId = (EFI_QUESTION_ID)(mMacDeviceList.CurListLen + NETWORK_DEVICE_LIST_KEY_OFFSET);
+
+    mMacDeviceList.NodeList = TempDeviceList;
+  }
+
+  mMacDeviceList.CurListLen++;
+
+  return TRUE;
+}
+
+/**
+  Check the devcie path, try to find whether it has mac address path.
+
+  In this function, first need to check whether this path has mac address path.
+  second, when the mac address device path has find, also need to deicide whether
+  need to add this mac address relate info to the menu.
+
+  @param    *Node            Input device which need to be check.
+  @param    NextShowFormId   FormId Which need to be show.
+  @param    *NeedAddItem     Whether need to add the menu in the network device list.
+
+  @retval  TRUE              Has mac address device path.
+  @retval  FALSE             NOT Has mac address device path.
+
+**/
+BOOLEAN
+IsMacAddressDevicePath (
+  IN  VOID        *Node,
+  IN EFI_FORM_ID  NextShowFormId,
+  OUT BOOLEAN     *NeedAddItem
+  )
+{
+  EFI_DEVICE_PATH_PROTOCOL  *DevicePath;
+  CHAR16                    *Buffer;
+  BOOLEAN                   ReturnVal;
+
+  ASSERT (Node != NULL);
+  *NeedAddItem = FALSE;
+  ReturnVal    = FALSE;
+  Buffer       = NULL;
+
+  DevicePath = (EFI_DEVICE_PATH_PROTOCOL *)Node;
+
+  //
+  // find the partition device path node
+  //
+  while (!IsDevicePathEnd (DevicePath)) {
+    if ((DevicePathType (DevicePath) == MESSAGING_DEVICE_PATH) &&
+        (DevicePathSubType (DevicePath) == MSG_MAC_ADDR_DP))
+    {
+      ReturnVal = TRUE;
+
+      if (DEVICE_MANAGER_FORM_ID == NextShowFormId) {
+        *NeedAddItem = TRUE;
+        break;
+      }
+
+      if (!GetMacAddressString ((MAC_ADDR_DEVICE_PATH *)DevicePath, &Buffer)) {
+        break;
+      }
+
+      if (NETWORK_DEVICE_FORM_ID == NextShowFormId) {
+        if (StrCmp (Buffer, mSelectedMacAddrString) == 0) {
+          *NeedAddItem = TRUE;
+        }
+
+        break;
+      }
+
+      if (NETWORK_DEVICE_LIST_FORM_ID == NextShowFormId) {
+        //
+        // Same handle may has two network child handle, so the questionid
+        // has the offset of SAME_HANDLE_KEY_OFFSET.
+        //
+        if (AddIdToMacDeviceList (Buffer)) {
+          *NeedAddItem = TRUE;
+        }
+
+        break;
+      }
+    }
+
+    DevicePath = NextDevicePathNode (DevicePath);
+  }
+
+  if (Buffer != NULL) {
+    FreePool (Buffer);
+  }
+
+  return ReturnVal;
+}
+
+/**
+  Check to see if the device path is for the network device.
+
+  @param Handle          The HII handle which include the mac address device path.
+  @param NextShowFormId  The FormId of the form which will be show next time.
+  @param ItemCount       The new add Mac address item count.
+
+  @retval  TRUE          Need to add new item in the menu.
+  @return  FALSE         Do not need to add the menu about the network.
+
+**/
+BOOLEAN
+IsNeedAddNetworkMenu (
+  IN      EFI_HII_HANDLE  Handle,
+  IN      EFI_FORM_ID     NextShowFormId,
+  OUT     UINTN           *ItemCount
+  )
+{
+  EFI_STATUS                           Status;
+  UINTN                                EntryCount;
+  UINTN                                Index;
+  EFI_HANDLE                           DriverHandle;
+  EFI_HANDLE                           ControllerHandle;
+  EFI_DEVICE_PATH_PROTOCOL             *DevicePath;
+  EFI_DEVICE_PATH_PROTOCOL             *TmpDevicePath;
+  EFI_DEVICE_PATH_PROTOCOL             *ChildDevicePath;
+  EFI_OPEN_PROTOCOL_INFORMATION_ENTRY  *OpenInfoBuffer;
+  BOOLEAN                              IsNeedAdd;
+
+  IsNeedAdd      = FALSE;
+  OpenInfoBuffer = NULL;
+  if ((Handle == NULL) || (ItemCount == NULL)) {
+    return FALSE;
+  }
+
+  *ItemCount = 0;
+
+  Status = gHiiDatabase->GetPackageListHandle (gHiiDatabase, Handle, &DriverHandle);
+  if (EFI_ERROR (Status)) {
+    return FALSE;
+  }
+
+  //
+  // Get the device path by the got Driver handle .
+  //
+  Status = gBS->HandleProtocol (DriverHandle, &gEfiDevicePathProtocolGuid, (VOID **)&DevicePath);
+  if (EFI_ERROR (Status)) {
+    return FALSE;
+  }
+
+  TmpDevicePath = DevicePath;
+
+  //
+  // Check whether this device path include mac address device path.
+  // If this path has mac address path, get the value whether need
+  // add this info to the menu and return.
+  // Else check more about the child handle devcie path.
+  //
+  if (IsMacAddressDevicePath (TmpDevicePath, NextShowFormId, &IsNeedAdd)) {
+    if ((NETWORK_DEVICE_LIST_FORM_ID == NextShowFormId) && IsNeedAdd) {
+      (*ItemCount) = 1;
+    }
+
+    return IsNeedAdd;
+  }
+
+  //
+  // Search whether this path is the controller path, not he child handle path.
+  // And the child handle has the network devcie connected.
+  //
+  TmpDevicePath = DevicePath;
+  Status        = gBS->LocateDevicePath (&gEfiDevicePathProtocolGuid, &TmpDevicePath, &ControllerHandle);
+  if (EFI_ERROR (Status)) {
+    return FALSE;
+  }
+
+  if (!IsDevicePathEnd (TmpDevicePath)) {
+    return FALSE;
+  }
+
+  //
+  // Retrieve the list of agents that are consuming the specific protocol
+  // on ControllerHandle.
+  // The buffer point by OpenInfoBuffer need be free at this function.
+  //
+  Status = gBS->OpenProtocolInformation (
+                  ControllerHandle,
+                  &gEfiPciIoProtocolGuid,
+                  &OpenInfoBuffer,
+                  &EntryCount
+                  );
+  if (EFI_ERROR (Status)) {
+    return FALSE;
+  }
+
+  //
+  // Inspect if ChildHandle is one of the agents.
+  //
+  Status = EFI_UNSUPPORTED;
+  for (Index = 0; Index < EntryCount; Index++) {
+    //
+    // Query all the children created by the controller handle's driver
+    //
+    if ((OpenInfoBuffer[Index].Attributes & EFI_OPEN_PROTOCOL_BY_CHILD_CONTROLLER) != 0) {
+      Status = gBS->OpenProtocol (
+                      OpenInfoBuffer[Index].ControllerHandle,
+                      &gEfiDevicePathProtocolGuid,
+                      (VOID **)&ChildDevicePath,
+                      NULL,
+                      NULL,
+                      EFI_OPEN_PROTOCOL_GET_PROTOCOL
+                      );
+      if (EFI_ERROR (Status)) {
+        continue;
+      }
+
+      //
+      // Check whether this device path include mac address device path.
+      //
+      if (!IsMacAddressDevicePath (ChildDevicePath, NextShowFormId, &IsNeedAdd)) {
+        //
+        // If this path not has mac address path, check the other.
+        //
+        continue;
+      } else {
+        //
+        // If need to update the NETWORK_DEVICE_LIST_FORM, try to get more.
+        //
+        if ((NETWORK_DEVICE_LIST_FORM_ID == NextShowFormId)) {
+          if (IsNeedAdd) {
+            (*ItemCount) += 1;
+          }
+
+          continue;
+        } else {
+          //
+          // If need to update other form, return whether need to add to the menu.
+          //
+          goto Done;
+        }
+      }
+    }
+  }
+
+Done:
+  if (OpenInfoBuffer != NULL) {
+    FreePool (OpenInfoBuffer);
+  }
+
+  return IsNeedAdd;
+}
+
+/**
+  Dynamic create Hii information for Device Manager.
+
+  @param   NextShowFormId     The FormId which need to be show.
+
+**/
+VOID
+CreateDeviceManagerForm (
+  IN EFI_FORM_ID  NextShowFormId
+  )
+{
+  UINTN               Index;
+  EFI_STRING          String;
+  EFI_STRING_ID       Token;
+  EFI_STRING_ID       TokenHelp;
+  EFI_HII_HANDLE      *HiiHandles;
+  EFI_HII_HANDLE      HiiHandle;
+  EFI_GUID            FormSetGuid;
+  VOID                *StartOpCodeHandle;
+  VOID                *EndOpCodeHandle;
+  EFI_IFR_GUID_LABEL  *StartLabel;
+  EFI_IFR_GUID_LABEL  *EndLabel;
+  BOOLEAN             AddNetworkMenu;
+  UINTN               AddItemCount;
+  UINTN               NewStringLen;
+  EFI_STRING          NewStringTitle;
+  CHAR16              *DevicePathStr;
+  EFI_STRING_ID       DevicePathId;
+  EFI_IFR_FORM_SET    *Buffer;
+  UINTN               BufferSize;
+  UINT8               ClassGuidNum;
+  EFI_GUID            *ClassGuid;
+  UINTN               TempSize;
+  UINT8               *Ptr;
+  EFI_STATUS          Status;
+
+  TempSize   = 0;
+  BufferSize = 0;
+  Buffer     = NULL;
+
+  HiiHandle      = gDeviceManagerPrivate.HiiHandle;
+  AddNetworkMenu = FALSE;
+  AddItemCount   = 0;
+  //
+  // If need show the Network device list form, clear the old save list first.
+  //
+  if ((NextShowFormId == NETWORK_DEVICE_LIST_FORM_ID) && (mMacDeviceList.CurListLen > 0)) {
+    mMacDeviceList.CurListLen = 0;
+  }
+
+  //
+  // Update the network device form titile.
+  //
+  if (NextShowFormId == NETWORK_DEVICE_FORM_ID) {
+    String = HiiGetString (HiiHandle, STRING_TOKEN (STR_FORM_NETWORK_DEVICE_TITLE_HEAD), NULL);
+    if (String == NULL) {
+      return;
+    }
+
+    NewStringLen   = StrLen (mSelectedMacAddrString) * 2;
+    NewStringLen  += (StrLen (String) + 2) * 2;
+    NewStringTitle = AllocatePool (NewStringLen);
+    UnicodeSPrint (NewStringTitle, NewStringLen, L"%s %s", String, mSelectedMacAddrString);
+    HiiSetString (HiiHandle, STRING_TOKEN (STR_FORM_NETWORK_DEVICE_TITLE), NewStringTitle, NULL);
+    FreePool (String);
+    FreePool (NewStringTitle);
+  }
+
+  //
+  // Allocate space for creation of UpdateData Buffer
+  //
+  StartOpCodeHandle = HiiAllocateOpCodeHandle ();
+  ASSERT (StartOpCodeHandle != NULL);
+
+  EndOpCodeHandle = HiiAllocateOpCodeHandle ();
+  ASSERT (EndOpCodeHandle != NULL);
+
+  //
+  // Create Hii Extend Label OpCode as the start opcode
+  //
+  StartLabel               = (EFI_IFR_GUID_LABEL *)HiiCreateGuidOpCode (StartOpCodeHandle, &gEfiIfrTianoGuid, NULL, sizeof (EFI_IFR_GUID_LABEL));
+  StartLabel->ExtendOpCode = EFI_IFR_EXTEND_OP_LABEL;
+  //
+  // According to the next show Form id(mNextShowFormId) to decide which form need to update.
+  //
+  StartLabel->Number = (UINT16)(LABEL_FORM_ID_OFFSET + NextShowFormId);
+
+  //
+  // Create Hii Extend Label OpCode as the end opcode
+  //
+  EndLabel               = (EFI_IFR_GUID_LABEL *)HiiCreateGuidOpCode (EndOpCodeHandle, &gEfiIfrTianoGuid, NULL, sizeof (EFI_IFR_GUID_LABEL));
+  EndLabel->ExtendOpCode = EFI_IFR_EXTEND_OP_LABEL;
+  EndLabel->Number       = LABEL_END;
+
+  //
+  // Get all the Hii handles
+  //
+  HiiHandles = HiiGetHiiHandles (NULL);
+  ASSERT (HiiHandles != NULL);
+
+  //
+  // Search for formset of each class type
+  //
+  for (Index = 0; HiiHandles[Index] != NULL; Index++) {
+    Status = HiiGetFormSetFromHiiHandle (HiiHandles[Index], &Buffer, &BufferSize);
+    if (EFI_ERROR (Status)) {
+      continue;
+    }
+
+    Ptr = (UINT8 *)Buffer;
+    while (TempSize < BufferSize) {
+      TempSize += ((EFI_IFR_OP_HEADER *)Ptr)->Length;
+      if (((EFI_IFR_OP_HEADER *)Ptr)->Length <= OFFSET_OF (EFI_IFR_FORM_SET, Flags)) {
+        Ptr += ((EFI_IFR_OP_HEADER *)Ptr)->Length;
+        continue;
+      }
+
+      ClassGuidNum = (UINT8)(((EFI_IFR_FORM_SET *)Ptr)->Flags & 0x3);
+      ClassGuid    = (EFI_GUID *)(VOID *)(Ptr + sizeof (EFI_IFR_FORM_SET));
+      while (ClassGuidNum-- > 0) {
+        if (CompareGuid (&gEfiHiiPlatformSetupFormsetGuid, ClassGuid) == 0) {
+          ClassGuid++;
+          continue;
+        }
+
+        String = HiiGetString (HiiHandles[Index], ((EFI_IFR_FORM_SET *)Ptr)->FormSetTitle, NULL);
+        if (String == NULL) {
+          String = HiiGetString (HiiHandle, STRING_TOKEN (STR_MISSING_STRING), NULL);
+          ASSERT (String != NULL);
+        }
+
+        Token = HiiSetString (HiiHandle, 0, String, NULL);
+        FreePool (String);
+
+        String = HiiGetString (HiiHandles[Index], ((EFI_IFR_FORM_SET *)Ptr)->Help, NULL);
+        if (String == NULL) {
+          String = HiiGetString (HiiHandle, STRING_TOKEN (STR_MISSING_STRING), NULL);
+          ASSERT (String != NULL);
+        }
+
+        TokenHelp = HiiSetString (HiiHandle, 0, String, NULL);
+        FreePool (String);
+
+        CopyMem (&FormSetGuid, &((EFI_IFR_FORM_SET *)Ptr)->Guid, sizeof (EFI_GUID));
+
+        //
+        // Network device process
+        //
+        if (IsNeedAddNetworkMenu (HiiHandles[Index], NextShowFormId, &AddItemCount)) {
+          if (NextShowFormId == DEVICE_MANAGER_FORM_ID) {
+            //
+            // Only show one menu item "Network Config" in the device manger form.
+            //
+            if (!AddNetworkMenu) {
+              AddNetworkMenu = TRUE;
+              HiiCreateGotoOpCode (
+                StartOpCodeHandle,
+                NETWORK_DEVICE_LIST_FORM_ID,
+                STRING_TOKEN (STR_FORM_NETWORK_DEVICE_LIST_TITLE),
+                STRING_TOKEN (STR_FORM_NETWORK_DEVICE_LIST_HELP),
+                EFI_IFR_FLAG_CALLBACK,
+                (EFI_QUESTION_ID)QUESTION_NETWORK_DEVICE_ID
+                );
+            }
+          } else if (NextShowFormId == NETWORK_DEVICE_LIST_FORM_ID) {
+            //
+            // In network device list form, same mac address device only show one menu.
+            //
+            while (AddItemCount > 0) {
+              HiiCreateGotoOpCode (
+                StartOpCodeHandle,
+                NETWORK_DEVICE_FORM_ID,
+                mMacDeviceList.NodeList[mMacDeviceList.CurListLen - AddItemCount].PromptId,
+                STRING_TOKEN (STR_NETWORK_DEVICE_HELP),
+                EFI_IFR_FLAG_CALLBACK,
+                mMacDeviceList.NodeList[mMacDeviceList.CurListLen - AddItemCount].QuestionId
+                );
+              AddItemCount -= 1;
+            }
+          } else if (NextShowFormId == NETWORK_DEVICE_FORM_ID) {
+            //
+            // In network device form, only the selected mac address device need to be show.
+            //
+            DevicePathStr = DmExtractDevicePathFromHiiHandle (HiiHandles[Index]);
+            DevicePathId  = 0;
+            if (DevicePathStr != NULL) {
+              DevicePathId =  HiiSetString (HiiHandle, 0, DevicePathStr, NULL);
+              FreePool (DevicePathStr);
+            }
+
+            HiiCreateGotoExOpCode (
+              StartOpCodeHandle,
+              0,
+              Token,
+              TokenHelp,
+              0,
+              (EFI_QUESTION_ID)(Index + DEVICE_KEY_OFFSET),
+              0,
+              &FormSetGuid,
+              DevicePathId
+              );
+          }
+        } else {
+          //
+          // Not network device process, only need to show at device manger form.
+          //
+          if (NextShowFormId == DEVICE_MANAGER_FORM_ID) {
+            DevicePathStr = DmExtractDevicePathFromHiiHandle (HiiHandles[Index]);
+            DevicePathId  = 0;
+            if (DevicePathStr != NULL) {
+              DevicePathId =  HiiSetString (HiiHandle, 0, DevicePathStr, NULL);
+              FreePool (DevicePathStr);
+            }
+
+            HiiCreateGotoExOpCode (
+              StartOpCodeHandle,
+              0,
+              Token,
+              TokenHelp,
+              0,
+              (EFI_QUESTION_ID)(Index + DEVICE_KEY_OFFSET),
+              0,
+              &FormSetGuid,
+              DevicePathId
+              );
+          }
+        }
+
+        break;
+      }
+
+      Ptr += ((EFI_IFR_OP_HEADER *)Ptr)->Length;
+    }
+
+    FreePool (Buffer);
+    Buffer     = NULL;
+    TempSize   = 0;
+    BufferSize = 0;
+  }
+
+  HiiUpdateForm (
+    HiiHandle,
+    &mDeviceManagerGuid,
+    NextShowFormId,
+    StartOpCodeHandle,
+    EndOpCodeHandle
+    );
+
+  HiiFreeOpCodeHandle (StartOpCodeHandle);
+  HiiFreeOpCodeHandle (EndOpCodeHandle);
+  FreePool (HiiHandles);
+}
+
+/**
+  This function allows a caller to extract the current configuration for one
+  or more named elements from the target driver.
+
+
+  @param This            Points to the EFI_HII_CONFIG_ACCESS_PROTOCOL.
+  @param Request         A null-terminated Unicode string in <ConfigRequest> format.
+  @param Progress        On return, points to a character in the Request string.
+                         Points to the string's null terminator if request was successful.
+                         Points to the most recent '&' before the first failing name/value
+                         pair (or the beginning of the string if the failure is in the
+                         first name/value pair) if the request was not successful.
+  @param Results         A null-terminated Unicode string in <ConfigAltResp> format which
+                         has all values filled in for the names in the Request string.
+                         String to be allocated by the called function.
+
+  @retval  EFI_SUCCESS            The Results is filled with the requested values.
+  @retval  EFI_OUT_OF_RESOURCES   Not enough memory to store the results.
+  @retval  EFI_INVALID_PARAMETER  Request is illegal syntax, or unknown name.
+  @retval  EFI_NOT_FOUND          Routing data doesn't match any storage in this driver.
+
+**/
+EFI_STATUS
+EFIAPI
+DeviceManagerExtractConfig (
+  IN  CONST EFI_HII_CONFIG_ACCESS_PROTOCOL  *This,
+  IN  CONST EFI_STRING                      Request,
+  OUT EFI_STRING                            *Progress,
+  OUT EFI_STRING                            *Results
+  )
+{
+  if ((Progress == NULL) || (Results == NULL)) {
+    return EFI_INVALID_PARAMETER;
+  }
+
+  *Progress = Request;
+  return EFI_NOT_FOUND;
+}
+
+/**
+  This function processes the results of changes in configuration.
+
+  @param This            Points to the EFI_HII_CONFIG_ACCESS_PROTOCOL.
+  @param Configuration   A null-terminated Unicode string in <ConfigResp> format.
+  @param Progress        A pointer to a string filled in with the offset of the most
+                         recent '&' before the first failing name/value pair (or the
+                         beginning of the string if the failure is in the first
+                         name/value pair) or the terminating NULL if all was successful.
+
+  @retval  EFI_SUCCESS            The Results is processed successfully.
+  @retval  EFI_INVALID_PARAMETER  Configuration is NULL.
+  @retval  EFI_NOT_FOUND          Routing data doesn't match any storage in this driver.
+
+**/
+EFI_STATUS
+EFIAPI
+DeviceManagerRouteConfig (
+  IN  CONST EFI_HII_CONFIG_ACCESS_PROTOCOL  *This,
+  IN  CONST EFI_STRING                      Configuration,
+  OUT EFI_STRING                            *Progress
+  )
+{
+  if ((Configuration == NULL) || (Progress == NULL)) {
+    return EFI_INVALID_PARAMETER;
+  }
+
+  *Progress = Configuration;
+
+  return EFI_NOT_FOUND;
+}
+
+/**
+  This function is invoked if user selected a interactive opcode from Device Manager's
+  Formset. If user set VBIOS, the new value is saved to EFI variable.
+
+  @param This            Points to the EFI_HII_CONFIG_ACCESS_PROTOCOL.
+  @param Action          Specifies the type of action taken by the browser.
+  @param QuestionId      A unique value which is sent to the original exporting driver
+                         so that it can identify the type of data to expect.
+  @param Type            The type of value for the question.
+  @param Value           A pointer to the data being sent to the original exporting driver.
+  @param ActionRequest   On return, points to the action requested by the callback function.
+
+  @retval  EFI_SUCCESS           The callback successfully handled the action.
+  @retval  EFI_INVALID_PARAMETER The setup browser call this function with invalid parameters.
+
+**/
+EFI_STATUS
+EFIAPI
+DeviceManagerCallback (
+  IN  CONST EFI_HII_CONFIG_ACCESS_PROTOCOL  *This,
+  IN  EFI_BROWSER_ACTION                    Action,
+  IN  EFI_QUESTION_ID                       QuestionId,
+  IN  UINT8                                 Type,
+  IN  EFI_IFR_TYPE_VALUE                    *Value,
+  OUT EFI_BROWSER_ACTION_REQUEST            *ActionRequest
+  )
+{
+  UINTN  CurIndex;
+
+  if (Action != EFI_BROWSER_ACTION_CHANGING) {
+    //
+    // Do nothing for other UEFI Action. Only do call back when data is changed.
+    //
+    return EFI_UNSUPPORTED;
+  }
+
+  if ((Value == NULL) || (ActionRequest == NULL)) {
+    return EFI_INVALID_PARAMETER;
+  }
+
+  if ((QuestionId < MAX_KEY_SECTION_LEN + NETWORK_DEVICE_LIST_KEY_OFFSET) && (QuestionId >= NETWORK_DEVICE_LIST_KEY_OFFSET)) {
+    //
+    // If user select the mac address, need to record mac address string to support next form show.
+    //
+    for (CurIndex = 0; CurIndex < mMacDeviceList.CurListLen; CurIndex++) {
+      if (mMacDeviceList.NodeList[CurIndex].QuestionId == QuestionId) {
+        mSelectedMacAddrString = HiiGetString (gDeviceManagerPrivate.HiiHandle, mMacDeviceList.NodeList[CurIndex].PromptId, NULL);
+      }
+    }
+
+    CreateDeviceManagerForm (NETWORK_DEVICE_FORM_ID);
+  } else if (QuestionId == QUESTION_NETWORK_DEVICE_ID) {
+    CreateDeviceManagerForm (NETWORK_DEVICE_LIST_FORM_ID);
+  }
+
+  return EFI_SUCCESS;
+}
+
+/**
+  Install Boot Manager Menu driver.
+
+  @param ImageHandle     The image handle.
+  @param SystemTable     The system table.
+
+  @retval  EFI_SUCEESS  Install Boot manager menu success.
+  @retval  Other        Return error status.
+
+**/
+EFI_STATUS
+EFIAPI
+DeviceManagerUiLibConstructor (
+  IN EFI_HANDLE        ImageHandle,
+  IN EFI_SYSTEM_TABLE  *SystemTable
+  )
+{
+  EFI_STATUS  Status;
+
+  gDeviceManagerPrivate.DriverHandle = NULL;
+  Status                             = gBS->InstallMultipleProtocolInterfaces (
+                                              &gDeviceManagerPrivate.DriverHandle,
+                                              &gEfiDevicePathProtocolGuid,
+                                              &mDeviceManagerHiiVendorDevicePath,
+                                              &gEfiHiiConfigAccessProtocolGuid,
+                                              &gDeviceManagerPrivate.ConfigAccess,
+                                              NULL
+                                              );
+  ASSERT_EFI_ERROR (Status);
+
+  //
+  // Publish our HII data.
+  //
+  gDeviceManagerPrivate.HiiHandle = HiiAddPackages (
+                                      &mDeviceManagerGuid,
+                                      gDeviceManagerPrivate.DriverHandle,
+                                      DeviceManagerVfrBin,
+                                      DeviceManagerUiLibStrings,
+                                      NULL
+                                      );
+  ASSERT (gDeviceManagerPrivate.HiiHandle != NULL);
+
+  //
+  // The device manager form contains a page listing all the network
+  // controllers in the system. This list can only be populated if all
+  // handles have been connected, so do it here.
+  //
+  EfiBootManagerConnectAll ();
+
+  //
+  // Update boot manager page
+  //
+  CreateDeviceManagerForm (DEVICE_MANAGER_FORM_ID);
+
+  return EFI_SUCCESS;
+}
+
+/**
+  Unloads the application and its installed protocol.
+
+  @param  ImageHandle     Handle that identifies the image to be unloaded.
+  @param  SystemTable     The system table.
+
+  @retval EFI_SUCCESS           The image has been unloaded.
+**/
+EFI_STATUS
+EFIAPI
+DeviceManagerUiLibDestructor (
+  IN EFI_HANDLE        ImageHandle,
+  IN EFI_SYSTEM_TABLE  *SystemTable
+  )
+{
+  EFI_STATUS  Status;
+
+  Status = gBS->UninstallMultipleProtocolInterfaces (
+                  gDeviceManagerPrivate.DriverHandle,
+                  &gEfiDevicePathProtocolGuid,
+                  &mDeviceManagerHiiVendorDevicePath,
+                  &gEfiHiiConfigAccessProtocolGuid,
+                  &gDeviceManagerPrivate.ConfigAccess,
+                  NULL
+                  );
+  ASSERT_EFI_ERROR (Status);
+
+  HiiRemovePackages (gDeviceManagerPrivate.HiiHandle);
+
+  return EFI_SUCCESS;
+}