SecurityPkg/Tcg/Tcg2Config/Tcg2ConfigImpl.h

   1 /** @file
   2   The header file of HII Config Access protocol implementation of TCG2
   3   configuration module.
   4
   5 Copyright (c) 2015 - 2018, Intel Corporation. All rights reserved.<BR>
   6 SPDX-License-Identifier: BSD-2-Clause-Patent
   7
   8 **/
   9
  10 #ifndef __TCG2_CONFIG_IMPL_H__
  11 #define __TCG2_CONFIG_IMPL_H__
  12
  13 #include <Uefi.h>
  14
  15 #include <IndustryStandard/Tpm2Acpi.h>
  16
  17 #include <Protocol/HiiConfigAccess.h>
  18 #include <Protocol/HiiConfigRouting.h>
  19 #include <Protocol/Tcg2Protocol.h>
  20 #include <Protocol/VariableLock.h>
  21
  22 #include <Library/BaseLib.h>
  23 #include <Library/BaseMemoryLib.h>
  24 #include <Library/DebugLib.h>
  25 #include <Library/MemoryAllocationLib.h>
  26 #include <Library/UefiBootServicesTableLib.h>
  27 #include <Library/UefiRuntimeServicesTableLib.h>
  28 #include <Library/UefiHiiServicesLib.h>
  29 #include <Library/UefiLib.h>
  30 #include <Library/HiiLib.h>
  31 #include <Library/DevicePathLib.h>
  32 #include <Library/PcdLib.h>
  33 #include <Library/PrintLib.h>
  34 #include <Library/Tcg2PhysicalPresenceLib.h>
  35
  36 #include <Guid/MdeModuleHii.h>
  37
  38 #include "Tcg2ConfigNvData.h"
  39
  40 //
  41 // Tool generated IFR binary data and String package data
  42 //
  43 extern UINT8                        Tcg2ConfigBin[];
  44 extern UINT8                        Tcg2ConfigDxeStrings[];
  45
  46 ///
  47 /// HII specific Vendor Device Path definition.
  48 ///
  49 typedef struct {
  50   VENDOR_DEVICE_PATH                VendorDevicePath;
  51   EFI_DEVICE_PATH_PROTOCOL          End;
  52 } HII_VENDOR_DEVICE_PATH;
  53
  54 typedef struct {
  55   UINTN                             Signature;
  56
  57   EFI_HII_CONFIG_ACCESS_PROTOCOL    ConfigAccess;
  58   EFI_HII_HANDLE                    HiiHandle;
  59   EFI_HANDLE                        DriverHandle;
  60
  61   UINT8                             TpmDeviceDetected;
  62   EFI_TCG2_PROTOCOL                 *Tcg2Protocol;
  63   EFI_TCG2_BOOT_SERVICE_CAPABILITY  ProtocolCapability;
  64   UINT32                            PCRBanksDesired;
  65 } TCG2_CONFIG_PRIVATE_DATA;
  66
  67 extern TCG2_CONFIG_PRIVATE_DATA      mTcg2ConfigPrivateDateTemplate;
  68 extern TCG2_CONFIG_PRIVATE_DATA      *mTcg2ConfigPrivateDate;
  69 #define TCG2_CONFIG_PRIVATE_DATA_SIGNATURE     SIGNATURE_32 ('T', 'r', 'E', 'D')
  70 #define TCG2_CONFIG_PRIVATE_DATA_FROM_THIS(a)  CR (a, TCG2_CONFIG_PRIVATE_DATA, ConfigAccess, TCG2_CONFIG_PRIVATE_DATA_SIGNATURE)
  71
  72 #define TPM_HID_PNP_SIZE                                           8
  73 #define TPM_HID_ACPI_SIZE                                          9
  74
  75 /**
  76   This function publish the TCG2 configuration Form for TPM device.
  77
  78   @param[in, out]  PrivateData   Points to TCG2 configuration private data.
  79
  80   @retval EFI_SUCCESS            HII Form is installed for this network device.
  81   @retval EFI_OUT_OF_RESOURCES   Not enough resource for HII Form installation.
  82   @retval Others                 Other errors as indicated.
  83
  84 **/
  85 EFI_STATUS
  86 InstallTcg2ConfigForm (
  87   IN OUT TCG2_CONFIG_PRIVATE_DATA  *PrivateData
  88   );
  89
  90 /**
  91   This function removes TCG2 configuration Form.
  92
  93   @param[in, out]  PrivateData   Points to TCG2 configuration private data.
  94
  95 **/
  96 VOID
  97 UninstallTcg2ConfigForm (
  98   IN OUT TCG2_CONFIG_PRIVATE_DATA    *PrivateData
  99   );
 100
 101 /**
 102   This function allows a caller to extract the current configuration for one
 103   or more named elements from the target driver.
 104
 105   @param[in]   This              Points to the EFI_HII_CONFIG_ACCESS_PROTOCOL.
 106   @param[in]   Request           A null-terminated Unicode string in
 107                                  <ConfigRequest> format.
 108   @param[out]  Progress          On return, points to a character in the Request
 109                                  string. Points to the string's null terminator if
 110                                  request was successful. Points to the most recent
 111                                  '&' before the first failing name/value pair (or
 112                                  the beginning of the string if the failure is in
 113                                  the first name/value pair) if the request was not
 114                                  successful.
 115   @param[out]  Results           A null-terminated Unicode string in
 116                                  <ConfigAltResp> format which has all values filled
 117                                  in for the names in the Request string. String to
 118                                  be allocated by the called function.
 119
 120   @retval EFI_SUCCESS            The Results is filled with the requested values.
 121   @retval EFI_OUT_OF_RESOURCES   Not enough memory to store the results.
 122   @retval EFI_INVALID_PARAMETER  Request is illegal syntax, or unknown name.
 123   @retval EFI_NOT_FOUND          Routing data doesn't match any storage in this
 124                                  driver.
 125
 126 **/
 127 EFI_STATUS
 128 EFIAPI
 129 Tcg2ExtractConfig (
 130   IN CONST EFI_HII_CONFIG_ACCESS_PROTOCOL        *This,
 131   IN CONST EFI_STRING                            Request,
 132        OUT EFI_STRING                            *Progress,
 133        OUT EFI_STRING                            *Results
 134   );
 135
 136 /**
 137   This function processes the results of changes in configuration.
 138
 139   @param[in]  This               Points to the EFI_HII_CONFIG_ACCESS_PROTOCOL.
 140   @param[in]  Configuration      A null-terminated Unicode string in <ConfigResp>
 141                                  format.
 142   @param[out] Progress           A pointer to a string filled in with the offset of
 143                                  the most recent '&' before the first failing
 144                                  name/value pair (or the beginning of the string if
 145                                  the failure is in the first name/value pair) or
 146                                  the terminating NULL if all was successful.
 147
 148   @retval EFI_SUCCESS            The Results is processed successfully.
 149   @retval EFI_INVALID_PARAMETER  Configuration is NULL.
 150   @retval EFI_NOT_FOUND          Routing data doesn't match any storage in this
 151                                  driver.
 152
 153 **/
 154 EFI_STATUS
 155 EFIAPI
 156 Tcg2RouteConfig (
 157   IN CONST EFI_HII_CONFIG_ACCESS_PROTOCOL      *This,
 158   IN CONST EFI_STRING                          Configuration,
 159        OUT EFI_STRING                          *Progress
 160   );
 161
 162 /**
 163   This function processes the results of changes in configuration.
 164
 165   @param[in]  This               Points to the EFI_HII_CONFIG_ACCESS_PROTOCOL.
 166   @param[in]  Action             Specifies the type of action taken by the browser.
 167   @param[in]  QuestionId         A unique value which is sent to the original
 168                                  exporting driver so that it can identify the type
 169                                  of data to expect.
 170   @param[in]  Type               The type of value for the question.
 171   @param[in]  Value              A pointer to the data being sent to the original
 172                                  exporting driver.
 173   @param[out] ActionRequest      On return, points to the action requested by the
 174                                  callback function.
 175
 176   @retval EFI_SUCCESS            The callback successfully handled the action.
 177   @retval EFI_OUT_OF_RESOURCES   Not enough storage is available to hold the
 178                                  variable and its data.
 179   @retval EFI_DEVICE_ERROR       The variable could not be saved.
 180   @retval EFI_UNSUPPORTED        The specified Action is not supported by the
 181                                  callback.
 182
 183 **/
 184 EFI_STATUS
 185 EFIAPI
 186 Tcg2Callback (
 187   IN CONST EFI_HII_CONFIG_ACCESS_PROTOCOL      *This,
 188   IN     EFI_BROWSER_ACTION                    Action,
 189   IN     EFI_QUESTION_ID                       QuestionId,
 190   IN     UINT8                                 Type,
 191   IN     EFI_IFR_TYPE_VALUE                    *Value,
 192      OUT EFI_BROWSER_ACTION_REQUEST            *ActionRequest
 193   );
 194
 195 #endif