C++ (Cpp) EFI_VLAN_CONFIG_PROTOCOL::Find Examples

Example #1

File: VConfig.c Project: EvanLloyd/tianocore

/**
  Display VLAN configuration of a network interface.

  @param[in]  Handle         Handle of the network interface.
  @param[in]  NicIndex       Index of the network interface.

**/
VOID
ShowNicVlanInfo (
  IN EFI_HANDLE              Handle,
  IN UINTN                   NicIndex
  )
{
  CHAR16                    *MacStr;
  EFI_STATUS                Status;
  UINTN                     Index;
  EFI_VLAN_CONFIG_PROTOCOL  *VlanConfig;
  UINT16                    NumberOfVlan;
  EFI_VLAN_FIND_DATA        *VlanData;

  VlanConfig = OpenVlanConfigProtocol (Handle);
  if (VlanConfig == NULL) {
    return ;
  }

  MacStr  = NULL;
  Status  = NetLibGetMacString (Handle, mImageHandle, &MacStr);
  if (EFI_ERROR (Status)) {
    ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_VCONFIG_MAC_FAIL), mHiiHandle, Status);
    goto Exit;
  }

  ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_VCONFIG_ETH_MAC), mHiiHandle, NicIndex, MacStr);

  Status = VlanConfig->Find (VlanConfig, NULL, &NumberOfVlan, &VlanData);
  if (EFI_ERROR (Status)) {
    if (Status == EFI_NOT_FOUND) {
      ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_VCONFIG_NO_VLAN), mHiiHandle);
    } else {
      ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_VCONFIG_FIND_FAIL), mHiiHandle, Status);
    }

    goto Exit;
  }

  for (Index = 0; Index < NumberOfVlan; Index++) {
    ShellPrintHiiEx (
      -1,
      -1,
      NULL,
      STRING_TOKEN (STR_VCONFIG_VLAN_DISPLAY),
      mHiiHandle,
      VlanData[Index].VlanId,
      VlanData[Index].Priority
      );
  }

  FreePool (VlanData);

Exit:
  CloseVlanConfigProtocol (Handle);

  if (MacStr != NULL) {
    FreePool (MacStr);
  }
}

Example #2

File: VlanConfigImpl.c Project: ChenFanFnst/edk2

/**
  This function update VLAN list in the VLAN configuration Form.

  @param[in, out]  PrivateData   Points to VLAN configuration private data.

**/
VOID
VlanUpdateForm (
  IN OUT VLAN_CONFIG_PRIVATE_DATA    *PrivateData
  )
{
  EFI_VLAN_CONFIG_PROTOCOL  *VlanConfig;
  UINT16                    NumberOfVlan;
  UINTN                     Index;
  EFI_VLAN_FIND_DATA        *VlanData;
  VOID                      *StartOpCodeHandle;
  EFI_IFR_GUID_LABEL        *StartLabel;
  VOID                      *EndOpCodeHandle;
  EFI_IFR_GUID_LABEL        *EndLabel;
  CHAR16                    *String;
  CHAR16                    VlanStr[30];
  CHAR16                    VlanIdStr[6];
  UINTN                     DigitalCount;
  EFI_STRING_ID             StringId;

  //
  // Find current VLAN configuration
  //
  VlanData = NULL;
  NumberOfVlan = 0;
  VlanConfig = PrivateData->VlanConfig;
  VlanConfig->Find (VlanConfig, NULL, &NumberOfVlan, &VlanData);

  //
  // Update VLAN configuration in PrivateData
  //
  if (NumberOfVlan > MAX_VLAN_NUMBER) {
    NumberOfVlan = MAX_VLAN_NUMBER;
  }
  PrivateData->NumberOfVlan = NumberOfVlan;

  //
  // Init OpCode Handle
  //
  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;
  StartLabel->Number       = LABEL_VLAN_LIST;

  //
  // 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;

  ZeroMem (PrivateData->VlanId, MAX_VLAN_NUMBER);
  for (Index = 0; Index < NumberOfVlan; Index++) {
    String = VlanStr;

    StrCpy (String, L"  VLAN ID:");
    String += 10;
    //
    // Pad VlanId string up to 4 characters with space
    //
    DigitalCount = UnicodeValueToString (VlanIdStr, 0, VlanData[Index].VlanId, 5);
    SetMem16 (String, (4 - DigitalCount) * sizeof (CHAR16), L' ');
    StrCpy (String + 4 - DigitalCount, VlanIdStr);
    String += 4;

    StrCpy (String, L", Priority:");
    String += 11;
    String += UnicodeValueToString (String, 0, VlanData[Index].Priority, 4);
    *String = 0;

    StringId = HiiSetString (PrivateData->HiiHandle, 0, VlanStr, NULL);
    ASSERT (StringId != 0);

    HiiCreateCheckBoxOpCode (
      StartOpCodeHandle,
      (EFI_QUESTION_ID) (VLAN_LIST_VAR_OFFSET + Index),
      VLAN_CONFIGURATION_VARSTORE_ID,
      (UINT16) (VLAN_LIST_VAR_OFFSET + Index),
      StringId,
      STRING_TOKEN (STR_VLAN_VLAN_LIST_HELP),
      0,
      0,
      NULL
      );

    //
    // Save VLAN id to private data
    //
    PrivateData->VlanId[Index] = VlanData[Index].VlanId;
  }

  HiiUpdateForm (
    PrivateData->HiiHandle,     // HII handle
    &gVlanConfigFormSetGuid,    // Formset GUID
    VLAN_CONFIGURATION_FORM_ID, // Form ID
    StartOpCodeHandle,          // Label for where to insert opcodes
    EndOpCodeHandle             // Replace data
    );

  HiiFreeOpCodeHandle (StartOpCodeHandle);
  HiiFreeOpCodeHandle (EndOpCodeHandle);

  if (VlanData != NULL) {
    FreePool (VlanData);
  }
}