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* [edk2-redfish-client][PATCH 6/8] RedfishClientPkg: Add Redfish Feature Utility library
@ 2023-05-04 14:25 Nickle Wang
  2023-05-05  1:15 ` Chang, Abner
  0 siblings, 1 reply; 2+ messages in thread
From: Nickle Wang @ 2023-05-04 14:25 UTC (permalink / raw)
  To: devel; +Cc: Abner Chang, Igor Kulchytskyy

This is the helper library for EDKII Redfish feature drivers to
manipulate Redfish properties.

Signed-off-by: Nickle Wang <nicklew@nvidia.com>
Cc: Abner Chang <abner.chang@amd.com>
Cc: Igor Kulchytskyy <igork@ami.com>
---
 RedfishClientPkg/RedfishClientPkg.dec         |    3 +
 RedfishClientPkg/RedfishClientLibs.dsc.inc    |    3 +
 RedfishClientPkg/RedfishClientPkg.dsc         |    2 +
 .../RedfishFeatureUtilityLib.inf              |   50 +
 .../Library/RedfishFeatureUtilityLib.h        |  471 +++++
 .../RedfishFeatureUtilityInternal.h           |   45 +
 .../RedfishFeatureUtilityLib.c                | 1513 +++++++++++++++++
 7 files changed, 2087 insertions(+)
 create mode 100644 RedfishClientPkg/Library/RedfishFeatureUtilityLib/RedfishFeatureUtilityLib.inf
 create mode 100644 RedfishClientPkg/Include/Library/RedfishFeatureUtilityLib.h
 create mode 100644 RedfishClientPkg/Library/RedfishFeatureUtilityLib/RedfishFeatureUtilityInternal.h
 create mode 100644 RedfishClientPkg/Library/RedfishFeatureUtilityLib/RedfishFeatureUtilityLib.c

diff --git a/RedfishClientPkg/RedfishClientPkg.dec b/RedfishClientPkg/RedfishClientPkg.dec
index f0fe3269..b965f915 100644
--- a/RedfishClientPkg/RedfishClientPkg.dec
+++ b/RedfishClientPkg/RedfishClientPkg.dec
@@ -19,6 +19,9 @@
   PrivateInclude                # Private header files
   PrivateInclude/Crt            # Private header files for C RTL.
 
+[LibraryClasses]
+  RedfishFeatureUtilityLib|Include/Library/RedfishFeatureUtilityLib.h
+
 [Protocols]
   ## Include/Protocol/EdkIIRedfishFeature.h
   gEdkIIRedfishFeatureProtocolGuid        = { 0x785CC694, 0x4930, 0xEFBF, { 0x2A, 0xCB, 0xA4, 0xB6, 0xA1, 0xCC, 0xAA, 0x34 } }
diff --git a/RedfishClientPkg/RedfishClientLibs.dsc.inc b/RedfishClientPkg/RedfishClientLibs.dsc.inc
index 7e313ae5..a5ae73ca 100644
--- a/RedfishClientPkg/RedfishClientLibs.dsc.inc
+++ b/RedfishClientPkg/RedfishClientLibs.dsc.inc
@@ -14,3 +14,6 @@
  !include RedfishClientPkg/RedfishJsonStructureLib.dsc.inc
 !endif
 
+  RedfishFeatureUtilityLib|RedfishClientPkg/Library/RedfishFeatureUtilityLib/RedfishFeatureUtilityLib.inf
+  RedfishPlatformConfigLib|RedfishPkg/Library/RedfishPlatformConfigLib/RedfishPlatformConfigLib.inf
+
diff --git a/RedfishClientPkg/RedfishClientPkg.dsc b/RedfishClientPkg/RedfishClientPkg.dsc
index adb50cec..00a963ea 100644
--- a/RedfishClientPkg/RedfishClientPkg.dsc
+++ b/RedfishClientPkg/RedfishClientPkg.dsc
@@ -47,4 +47,6 @@
 
 [Components]
 
+  RedfishClientPkg/Library/RedfishFeatureUtilityLib/RedfishFeatureUtilityLib.inf
+
   !include RedfishClientPkg/RedfishClient.dsc.inc
diff --git a/RedfishClientPkg/Library/RedfishFeatureUtilityLib/RedfishFeatureUtilityLib.inf b/RedfishClientPkg/Library/RedfishFeatureUtilityLib/RedfishFeatureUtilityLib.inf
new file mode 100644
index 00000000..f9f283fd
--- /dev/null
+++ b/RedfishClientPkg/Library/RedfishFeatureUtilityLib/RedfishFeatureUtilityLib.inf
@@ -0,0 +1,50 @@
+## @file
+#
+#  (C) Copyright 2020-2021 Hewlett Packard Enterprise Development LP<BR>
+#
+#  SPDX-License-Identifier: BSD-2-Clause-Patent
+#
+##
+
+[Defines]
+  INF_VERSION                    = 0x00010006
+  BASE_NAME                      = RedfishFeatureUtilityLib
+  FILE_GUID                      = 8BBE1212-A4BF-4ECA-B89B-8F85F83CC9B7
+  MODULE_TYPE                    = DXE_DRIVER
+  VERSION_STRING                 = 1.0
+  LIBRARY_CLASS                  = RedfishFeatureUtilityLib| DXE_DRIVER DXE_RUNTIME_DRIVER UEFI_APPLICATION UEFI_DRIVER
+  CONSTRUCTOR                    = RedfishFeatureUtilityLibConstructor
+  DESTRUCTOR                     = RedfishFeatureUtilityLibDestructor
+
+#
+#  VALID_ARCHITECTURES           = IA32 X64 EBC
+#
+
+[Sources]
+  RedfishFeatureUtilityLib.c
+  RedfishFeatureUtilityInternal.h
+
+[Packages]
+  MdePkg/MdePkg.dec
+  MdeModulePkg/MdeModulePkg.dec
+  RedfishPkg/RedfishPkg.dec
+  RedfishClientPkg/RedfishClientPkg.dec
+
+[LibraryClasses]
+  BaseLib
+  BaseMemoryLib
+  DebugLib
+  MemoryAllocationLib
+  PrintLib
+  RedfishLib
+  RedfishPlatformConfigLib
+  UefiLib
+  UefiBootServicesTableLib
+  UefiRuntimeServicesTableLib
+
+[Protocols]
+  gEdkIIRedfishETagProtocolGuid   ## CONSUMED ##
+
+[Pcd]
+  gEfiRedfishClientPkgTokenSpaceGuid.PcdMaxRedfishSchemaStringSize
+  gEfiRedfishClientPkgTokenSpaceGuid.PcdMaxRedfishSchemaVersionSize
diff --git a/RedfishClientPkg/Include/Library/RedfishFeatureUtilityLib.h b/RedfishClientPkg/Include/Library/RedfishFeatureUtilityLib.h
new file mode 100644
index 00000000..928fa4e8
--- /dev/null
+++ b/RedfishClientPkg/Include/Library/RedfishFeatureUtilityLib.h
@@ -0,0 +1,471 @@
+/** @file
+  This file defines the Redfish Feature Utility Library interface.
+
+  (C) Copyright 2021 Hewlett Packard Enterprise Development LP<BR>
+
+  SPDX-License-Identifier: BSD-2-Clause-Patent
+
+**/
+
+#ifndef REDFISH_FEATURE_UTILITY_LIB_H_
+#define REDFISH_FEATURE_UTILITY_LIB_H_
+
+#include <Protocol/EdkIIRedfishResourceConfigProtocol.h>
+#include <Protocol/RestJsonStructure.h>
+
+//
+// Definition of REDFISH_FEATURE_ARRAY_TYPE_CONFIG_LANG
+//
+typedef struct {
+  UINTN         Index;
+  EFI_STRING    ConfigureLang;
+} REDFISH_FEATURE_ARRAY_TYPE_CONFIG_LANG;
+
+//
+// Definition of REDFISH_FEATURE_ARRAY_TYPE_CONFIG_LANG_LIST
+//
+typedef struct {
+  UINTN                                     Count;
+  REDFISH_FEATURE_ARRAY_TYPE_CONFIG_LANG    *List;
+} REDFISH_FEATURE_ARRAY_TYPE_CONFIG_LANG_LIST;
+
+/**
+
+  Read redfish resource by given resource path.
+
+  @param[in]  Service       Redfish srvice instacne to make query.
+  @param[in]  ResourcePath  Target resource path.
+  @param[out] Response      HTTP response from redfish service.
+
+  @retval     EFI_SUCCESS     Resrouce is returned successfully.
+  @retval     Others          Errors occur.
+
+**/
+EFI_STATUS
+GetResourceByPath (
+  IN  REDFISH_SERVICE   *Service,
+  IN  CHAR8             *ResourcePath,
+  OUT REDFISH_RESPONSE  *Response
+  );
+
+/**
+
+  Search HII database with given Configure Language pattern. Data is handled and
+  returned in array.
+
+  @param[in]  Schema                    The schema to search.
+  @param[in]  Version                   The schema version.
+  @param[in]  Pattern                   Configure Language pattern to search.
+  @param[out] UnifiedConfigureLangList  The data returned by HII database.
+
+  @retval     EFI_SUCCESS     Data is found and returned.
+  @retval     Others          Errors occur.
+
+**/
+EFI_STATUS
+RedfishFeatureGetUnifiedArrayTypeConfigureLang (
+  IN     CHAR8                                        *Schema,
+  IN     CHAR8                                        *Version,
+  IN     EFI_STRING                                   Pattern,
+  OUT    REDFISH_FEATURE_ARRAY_TYPE_CONFIG_LANG_LIST  *UnifiedConfigureLangList
+  );
+
+/**
+
+  Get array key by parsing the URI.
+
+  @param[in]  Uri     URI with array key.
+  @param[out] ArrayKey  Array key in given URI string.
+
+  @retval     EFI_SUCCESS         Array key is found.
+  @retval     Others              Errors occur.
+
+**/
+EFI_STATUS
+GetArraykeyFromUri (
+  IN  CHAR8  *Uri,
+  OUT CHAR8  **ArrayKey
+  );
+
+/**
+
+  Keep configure language with given key in UEFI variable.
+
+  @param[in]  Schema              Schema name.
+  @param[in]  Version             Schema version.
+  @param[in]  Key                 Key string.
+  @param[in]  ConfigureLangIndex  Index value.
+
+  @retval     EFI_SUCCESS         Data is saved in UEFI variable.
+  @retval     Others              Errors occur.
+
+**/
+EFI_STATUS
+SetConfigureLangWithkey (
+  IN  CHAR8  *Schema,
+  IN  CHAR8  *Version,
+  IN  CHAR8  *Key,
+  IN  UINTN  ConfigureLangIndex
+  );
+
+/**
+
+  Find configure language with input key string.
+
+  @param[in]  Schema    Schema name.
+  @param[in]  Version   Schema version.
+  @param[in]  Property  Property name.
+  @param[in]  Key       Key string.
+
+  @retval     CHAR16 *  Corresponding configure langauge
+  @retval     NULL      No configure language is found
+
+**/
+CHAR16 *
+GetConfigureLangByKey (
+  IN  CHAR8  *Schema,
+  IN  CHAR8  *Version,
+  IN  CHAR8  *Property,
+  IN  CHAR8  *Key
+  );
+
+/**
+
+  Convert HII string value to string value in JSON format.
+
+  @param[in]  HiiStringValue  String in HII format.
+
+  @retval     CHAR8 *         String in JSON format.
+  @retval     NULL            Errors occur.
+
+**/
+CHAR8 *
+ConvertHiiStringValueToJsonStringValue (
+  IN EFI_STRING  HiiStringValue
+  );
+
+/**
+
+  Apply property value to UEFI HII database in string type.
+
+  @param[in]  Schema        Property schema.
+  @param[in]  Version       Property schema version.
+  @param[in]  ConfigureLang Configure language refers to this property.
+  @param[in]  FeatureValue  New value to set.
+
+  @retval     EFI_SUCCESS     New value is applied successfully.
+  @retval     Others          Errors occur.
+
+**/
+EFI_STATUS
+ApplyFeatureSettingsStringType (
+  IN  CHAR8       *Schema,
+  IN  CHAR8       *Version,
+  IN  EFI_STRING  ConfigureLang,
+  IN  CHAR8       *FeatureValue
+  );
+
+/**
+
+  Apply property value to UEFI HII database in numric type.
+
+  @param[in]  Schema        Property schema.
+  @param[in]  Version       Property schema version.
+  @param[in]  ConfigureLang Configure language refers to this property.
+  @param[in]  FeatureValue  New value to set.
+
+  @retval     EFI_SUCCESS     New value is applied successfully.
+  @retval     Others          Errors occur.
+
+**/
+EFI_STATUS
+ApplyFeatureSettingsNumericType (
+  IN  CHAR8       *Schema,
+  IN  CHAR8       *Version,
+  IN  EFI_STRING  ConfigureLang,
+  IN  INTN        FeatureValue
+  );
+
+/**
+
+  Apply property value to UEFI HII database in boolean type.
+
+  @param[in]  Schema        Property schema.
+  @param[in]  Version       Property schema version.
+  @param[in]  ConfigureLang Configure language refers to this property.
+  @param[in]  FeatureValue  New value to set.
+
+  @retval     EFI_SUCCESS     New value is applied successfully.
+  @retval     Others          Errors occur.
+
+**/
+EFI_STATUS
+ApplyFeatureSettingsBooleanType (
+  IN  CHAR8       *Schema,
+  IN  CHAR8       *Version,
+  IN  EFI_STRING  ConfigureLang,
+  IN  BOOLEAN     FeatureValue
+  );
+
+/**
+
+  Create HTTP payload and send them to redfish service with POST method.
+
+  @param[in]  Service         Redfish service.
+  @param[in]  TargetPayload   Target payload
+  @param[in]  Json            Data in JSON format.
+  @param[out] Location        Returned location string from Redfish service.
+  @param[out] Etag            Returned ETAG string from Redfish service.
+
+  @retval     EFI_SUCCESS     Data is sent to redfish service successfully.
+  @retval     Others          Errors occur.
+
+**/
+EFI_STATUS
+CreatePayloadToPostResource (
+  IN  REDFISH_SERVICE  *Service,
+  IN  REDFISH_PAYLOAD  *TargetPayload,
+  IN  CHAR8            *Json,
+  OUT CHAR8            **Location,
+  OUT CHAR8            **Etag
+  );
+
+/**
+
+  Create HTTP payload and send them to redfish service with PATCH method.
+
+  @param[in]  Service         Redfish service.
+  @param[in]  TargetPayload   Target payload
+  @param[in]  Json            Data in JSON format.
+  @param[out] Etag            Returned ETAG string from Redfish service.
+
+  @retval     EFI_SUCCESS     Data is sent to redfish service successfully.
+  @retval     Others          Errors occur.
+
+**/
+EFI_STATUS
+CreatePayloadToPatchResource (
+  IN  REDFISH_SERVICE  *Service,
+  IN  REDFISH_PAYLOAD  *TargetPayload,
+  IN  CHAR8            *Json,
+  OUT CHAR8            **Etag
+  );
+
+/**
+
+  Find Redfish Resource Config Protocol that supports given schema and version.
+
+  @param[in]  Schema      Schema name.
+  @param[in]  Major       Schema version major number.
+  @param[in]  Minor       Schema version minor number.
+  @param[in]  Errata      Schema version errata number.
+
+  @retval     EDKII_REDFISH_RESOURCE_CONFIG_PROTOCOL *    Pointer to protocol
+  @retval     NULL                                        No protocol found.
+
+**/
+EDKII_REDFISH_RESOURCE_CONFIG_PROTOCOL  *
+GetRedfishResourceConfigProtocol (
+  IN  CHAR8  *Schema,
+  IN  CHAR8  *Major,
+  IN  CHAR8  *Minor,
+  IN  CHAR8  *Errata
+  );
+
+/**
+
+  Get supported schema list by given specify schema name.
+
+  @param[in]  Schema      Schema type name.
+  @param[out] SchemaInfo  Returned schema information.
+
+  @retval     EFI_SUCCESS         Schema information is returned successfully.
+  @retval     Others              Errors occur.
+
+**/
+EFI_STATUS
+GetSupportedSchemaVersion (
+  IN   CHAR8                *Schema,
+  OUT  REDFISH_SCHEMA_INFO  *SchemaInfo
+  );
+
+/**
+
+  Return system root path
+
+  @retval  NULL     Can not find system root path.
+  @retval  Other    System root path is returned.
+
+**/
+CHAR8 *
+RedfishGetSystemRootPath (
+  VOID
+  );
+
+/**
+
+  Get schema information by given protocol and service instance.
+
+  @param[in]  RedfishService      Pointer to Redfish service instance.
+  @param[in]  JsonStructProtocol  Json Structure protocol instance.
+  @param[in]  Uri                 Target URI.
+  @param[out] SchemaInfo          Returned schema information.
+
+  @retval     EFI_SUCCESS         Schema information is returned successfully.
+  @retval     Others              Errors occur.
+
+**/
+EFI_STATUS
+GetRedfishSchemaInfo (
+  IN  REDFISH_SERVICE                   *RedfishService,
+  IN  EFI_REST_JSON_STRUCTURE_PROTOCOL  *JsonStructProtocol,
+  IN  CHAR8                             *Uri,
+  OUT REDFISH_SCHEMA_INFO               *SchemaInfo
+  );
+
+/**
+
+  Get the property name by given Configure Langauge.
+
+  @param[in]  ConfigureLang   Configure Language string.
+
+  @retval     EFI_STRING      Pointer to property name.
+  @retval     NULL            There is error.
+
+**/
+EFI_STRING
+GetPropertyFromConfigureLang (
+  IN EFI_STRING  ConfigureLang
+  );
+
+/**
+
+  Get the property value in string type.
+
+  @param[in]  Schema        Schema of this property.
+  @param[in]  Version       Schema version.
+  @param[in]  PropertyName  Property name.
+  @param[in]  ConfigureLang Configure Language of this property.
+
+  @retval     CHAR8*        Pointer to the CHAR8 buffer.
+  @retval     NULL          There is error.
+
+**/
+CHAR8 *
+GetPropertyStringValue (
+  IN CHAR8       *Schema,
+  IN CHAR8       *Version,
+  IN EFI_STRING  PropertyName,
+  IN EFI_STRING  ConfigureLang
+  );
+
+/**
+
+  Get the property value in numeric type.
+
+  @param[in]  Schema        Schema of this property.
+  @param[in]  Version       Schema version.
+  @param[in]  PropertyName  Property name.
+  @param[in]  ConfigureLang Configure Language of this property.
+
+  @retval     INT64*        Pointer to the INT64 value.
+  @retval     NULL          There is error.
+
+**/
+INT64 *
+GetPropertyNumericValue (
+  IN CHAR8       *Schema,
+  IN CHAR8       *Version,
+  IN EFI_STRING  PropertyName,
+  IN EFI_STRING  ConfigureLang
+  );
+
+/**
+
+  Get the property value in Boolean type.
+
+  @param[in]  Schema        Schema of this property.
+  @param[in]  Version       Schema version.
+  @param[in]  PropertyName  Property name.
+  @param[in]  ConfigureLang Configure Language of this property.
+
+  @retval     BOOLEAN       Boolean value returned by this property.
+
+**/
+BOOLEAN *
+GetPropertyBooleanValue (
+  IN CHAR8       *Schema,
+  IN CHAR8       *Version,
+  IN EFI_STRING  PropertyName,
+  IN EFI_STRING  ConfigureLang
+  );
+
+/**
+
+  Check and see if we need to do provisioning for this property.
+
+  @param[in]  PropertyBuffer   Pointer to property instance.
+  @param[in]  ProvisionMode    TRUE if we are in provision mode. FALSE otherwise.
+
+  @retval     TRUE             Provision is required.
+  @retval     FALSE            Provision is not required.
+
+**/
+BOOLEAN
+PropertyChecker (
+  IN VOID     *PropertyBuffer,
+  IN BOOLEAN  ProvisionMode
+  );
+
+/**
+
+  Check and see if we need to do provisioning for this two properties.
+
+  @param[in]  PropertyBuffer1   Pointer to property instance 1.
+  @param[in]  PropertyBuffer2   Pointer to property instance 2.
+  @param[in]  ProvisionMode     TRUE if we are in provision mode. FALSE otherwise.
+
+  @retval     TRUE             Provision is required.
+  @retval     FALSE            Provision is not required.
+
+**/
+BOOLEAN
+PropertyChecker2Parm (
+  IN VOID     *PropertyBuffer1,
+  IN VOID     *PropertyBuffer2,
+  IN BOOLEAN  ProvisionMode
+  );
+
+/**
+
+  Keep ETAG string and URI string in database.
+
+  @param[in]  EtagStr   ETAG string.
+  @param[in]  Uri       URI string.
+
+  @retval     EFI_SUCCESS     ETAG and URI are applied successfully.
+  @retval     Others          Errors occur.
+
+**/
+EFI_STATUS
+SetEtagWithUri (
+  IN  CHAR8  *EtagStr,
+  IN  CHAR8  *Uri
+  );
+
+/**
+
+  Find ETAG string that refers to given URI.
+
+  @param[in]  Uri       Target URI string.
+
+  @retval     CHAR8 *   ETAG string
+  @retval     NULL      No ETAG is found.
+
+**/
+CHAR8 *
+GetEtagWithUri (
+  IN  CHAR8  *Uri
+  );
+
+#endif
diff --git a/RedfishClientPkg/Library/RedfishFeatureUtilityLib/RedfishFeatureUtilityInternal.h b/RedfishClientPkg/Library/RedfishFeatureUtilityLib/RedfishFeatureUtilityInternal.h
new file mode 100644
index 00000000..cfb9759a
--- /dev/null
+++ b/RedfishClientPkg/Library/RedfishFeatureUtilityLib/RedfishFeatureUtilityInternal.h
@@ -0,0 +1,45 @@
+/** @file
+  Common header file for RedfishFeatureUtilityLib driver.
+
+  (C) Copyright 2020-2021 Hewlett Packard Enterprise Development LP<BR>
+
+  SPDX-License-Identifier: BSD-2-Clause-Patent
+
+**/
+
+#ifndef REDFISH_FEATURE_INTERNAL_H_
+#define REDFISH_FEATURE_INTERNAL_H_
+
+#include <Uefi.h>
+
+#include <Library/BaseLib.h>
+#include <Library/BaseMemoryLib.h>
+#include <Library/DebugLib.h>
+#include <Library/JsonLib.h>
+#include <Library/MemoryAllocationLib.h>
+#include <Library/PrintLib.h>
+#include <Library/PcdLib.h>
+#include <Library/RedfishLib.h>
+#include <Library/RedfishFeatureUtilityLib.h>
+#include <Library/RedfishPlatformConfigLib.h>
+#include <Library/UefiBootServicesTableLib.h>
+#include <Library/UefiRuntimeServicesTableLib.h>
+#include <Library/UefiLib.h>
+
+#include <Guid/VariableFormat.h>
+
+#include <Protocol/EdkIIRedfishETagProtocol.h>
+
+#define INDEX_VARIABLE_SIZE  64
+#define INDEX_STRING_SIZE    16
+#define IS_EMPTY_STRING(a)  (a == NULL || a[0] == '\0')
+#define INDEX_STRING               L"{%d}"
+#define SCHEMA_NAME_PREFIX_OFFSET  15// x-uefi-redfish-
+#define REDFISH_SYSTEM_ROOT_PATH   "/v1/Systems[UUID~%g]"
+#define MAX_CONF_LANG_LEN          128
+
+#define BIOS_CONFIG_TO_REDFISH_REDPATH_ARRAY_START_SIGNATURE  L"{"
+#define BIOS_CONFIG_TO_REDFISH_REDPATH_ARRAY_END_SIGNATURE    L"}"
+#define BIOS_CONFIG_TO_REDFISH_REDPATH_POOL_SIZE              64
+
+#endif
diff --git a/RedfishClientPkg/Library/RedfishFeatureUtilityLib/RedfishFeatureUtilityLib.c b/RedfishClientPkg/Library/RedfishFeatureUtilityLib/RedfishFeatureUtilityLib.c
new file mode 100644
index 00000000..605283b9
--- /dev/null
+++ b/RedfishClientPkg/Library/RedfishFeatureUtilityLib/RedfishFeatureUtilityLib.c
@@ -0,0 +1,1513 @@
+/** @file
+  Redfish feature utility library implementation
+
+  (C) Copyright 2020-2021 Hewlett Packard Enterprise Development LP<BR>
+
+  SPDX-License-Identifier: BSD-2-Clause-Patent
+
+**/
+
+#include "RedfishFeatureUtilityInternal.h"
+
+EDKII_REDFISH_ETAG_PROTOCOL  *mEtagProtocol;
+
+/**
+
+  Get array key by parsing the URI.
+
+  @param[in]  Uri     URI with array key.
+  @param[out] ArrayKey  Array key in given URI string.
+
+  @retval     EFI_SUCCESS         Array key is found.
+  @retval     Others              Errors occur.
+
+**/
+EFI_STATUS
+GetArraykeyFromUri (
+  IN  CHAR8  *Uri,
+  OUT CHAR8  **ArrayKey
+  )
+{
+  CHAR8  *LeftBracket;
+  UINTN  Index;
+
+  if (IS_EMPTY_STRING (Uri) || (ArrayKey == NULL)) {
+    return EFI_INVALID_PARAMETER;
+  }
+
+  *ArrayKey = NULL;
+
+  //
+  // Loop through Uri and find last '['
+  //
+  LeftBracket = NULL;
+  for (Index = 0; Uri[Index] != '\0'; Index++) {
+    if (Uri[Index] == '[') {
+      LeftBracket = &Uri[Index];
+    }
+  }
+
+  if (LeftBracket == NULL) {
+    return EFI_NOT_FOUND;
+  }
+
+  //
+  // skip '/'
+  //
+  ++LeftBracket;
+
+  *ArrayKey = AllocateCopyPool (AsciiStrSize (LeftBracket), LeftBracket);
+  if (*ArrayKey == NULL) {
+    return EFI_OUT_OF_RESOURCES;
+  }
+
+  //
+  // remove ']'
+  //
+  *(*ArrayKey + AsciiStrLen (*ArrayKey) - 1) = '\0';
+
+  return EFI_SUCCESS;
+}
+
+/**
+
+  Keep configure language with given key in UEFI variable.
+
+  @param[in]  Schema              Schema name.
+  @param[in]  Version             Schema version.
+  @param[in]  Key                 Key string.
+  @param[in]  ConfigureLangIndex  Index value.
+
+  @retval     EFI_SUCCESS         Data is saved in UEFI variable.
+  @retval     Others              Errors occur.
+
+**/
+EFI_STATUS
+SetConfigureLangWithkey (
+  IN  CHAR8  *Schema,
+  IN  CHAR8  *Version,
+  IN  CHAR8  *Key,
+  IN  UINTN  ConfigureLangIndex
+  )
+{
+  CHAR16      IndexString[INDEX_STRING_SIZE];
+  CHAR16      VarName[INDEX_VARIABLE_SIZE];
+  CHAR16      *VarData;
+  EFI_STATUS  Status;
+
+  //
+  // Variable content.
+  //
+  UnicodeSPrint (IndexString, sizeof (IndexString), INDEX_STRING, ConfigureLangIndex);
+
+  //
+  // Variable name.
+  //
+  UnicodeSPrint (VarName, sizeof (VarName), L"%a_%a_%a", Schema, Version, Key);
+
+  //
+  // Check if it exists already.
+  //
+  Status = GetVariable2 (
+             VarName,
+             &gEfiCallerIdGuid,
+             (VOID *)&VarData,
+             NULL
+             );
+  if (!EFI_ERROR (Status)) {
+    DEBUG ((DEBUG_INFO, "%a, remove stale data: %s\n", __FUNCTION__, VarData));
+    FreePool (VarData);
+    gRT->SetVariable (VarName, &gEfiCallerIdGuid, VARIABLE_ATTRIBUTE_NV_BS, 0, NULL);
+  }
+
+  return gRT->SetVariable (VarName, &gEfiCallerIdGuid, VARIABLE_ATTRIBUTE_NV_BS, StrSize (IndexString), (VOID *)&IndexString);
+}
+
+/**
+
+  Find configure language with input key string.
+
+  @param[in]  Schema    Schema name.
+  @param[in]  Version   Schema version.
+  @param[in]  Property  Property name.
+  @param[in]  Key       Key string.
+
+  @retval     CHAR16 *  Corresponding configure langauge
+  @retval     NULL      No configure language is found
+
+**/
+CHAR16 *
+GetConfigureLangByKey (
+  IN  CHAR8 *Schema,
+  IN  CHAR8 *Version,
+  IN  CHAR8 *Property, OPTIONAL
+  IN  CHAR8        *Key
+  )
+{
+  EFI_STATUS  Status;
+  CHAR16      VariableName[64];
+  UINTN       VariableSize;
+  CHAR16      *CollectionIndex;
+  CHAR16      *ConfigureLang;
+  UINTN       ConfigureLangLen;
+
+  if ((Schema == NULL) || (Version == NULL) || (Key == NULL)) {
+    return NULL;
+  }
+
+  CollectionIndex = NULL;
+  ConfigureLang   = NULL;
+
+  UnicodeSPrint (VariableName, 64, L"%a_%a_%a", Schema, Version, Key);
+
+  Status = GetVariable2 (
+             VariableName,
+             &gEfiCallerIdGuid,
+             (VOID *)&CollectionIndex,
+             &VariableSize
+             );
+  if (EFI_ERROR (Status)) {
+    return NULL;
+  }
+
+  ConfigureLangLen = AsciiStrLen (Schema) + StrLen (CollectionIndex) + (Property == NULL ? 0 : AsciiStrLen (Property)) + 3 + 1;
+  ConfigureLang    = AllocatePool (sizeof (CHAR16) * ConfigureLangLen);
+  ASSERT (ConfigureLang);
+
+  if (Property != NULL) {
+    UnicodeSPrint (ConfigureLang, sizeof (CHAR16) * ConfigureLangLen, L"/%a/%s/%a", Schema, CollectionIndex, Property);
+  } else {
+    UnicodeSPrint (ConfigureLang, sizeof (CHAR16) * ConfigureLangLen, L"/%a/%s", Schema, CollectionIndex);
+  }
+
+  FreePool (CollectionIndex);
+
+  return ConfigureLang;
+}
+
+/**
+
+  Keep ETAG string and URI string in database.
+
+  @param[in]  EtagStr   ETAG string.
+  @param[in]  Uri       URI string.
+
+  @retval     EFI_SUCCESS     ETAG and URI are applied successfully.
+  @retval     Others          Errors occur.
+
+**/
+EFI_STATUS
+SetEtagWithUri (
+  IN  CHAR8  *EtagStr,
+  IN  CHAR8  *Uri
+  )
+{
+  EFI_STATUS  Status;
+
+  if (IS_EMPTY_STRING (EtagStr) || IS_EMPTY_STRING (Uri)) {
+    return EFI_INVALID_PARAMETER;
+  }
+
+  if (mEtagProtocol == NULL) {
+    Status = gBS->LocateProtocol (
+                    &gEdkIIRedfishETagProtocolGuid,
+                    NULL,
+                    (VOID **)&mEtagProtocol
+                    );
+    if (EFI_ERROR (Status)) {
+      return Status;
+    }
+  }
+
+  mEtagProtocol->Set (mEtagProtocol, Uri, EtagStr);
+  mEtagProtocol->Flush (mEtagProtocol);
+
+  return EFI_SUCCESS;
+}
+
+/**
+
+  Find ETAG string that refers to given URI.
+
+  @param[in]  Uri       Target URI string.
+
+  @retval     CHAR8 *   ETAG string
+  @retval     NULL      No ETAG is found.
+
+**/
+CHAR8 *
+GetEtagWithUri (
+  IN  CHAR8  *Uri
+  )
+{
+  EFI_STATUS  Status;
+  CHAR8       *EtagStr;
+
+  if (IS_EMPTY_STRING (Uri)) {
+    return NULL;
+  }
+
+  if (mEtagProtocol == NULL) {
+    Status = gBS->LocateProtocol (
+                    &gEdkIIRedfishETagProtocolGuid,
+                    NULL,
+                    (VOID **)&mEtagProtocol
+                    );
+    if (EFI_ERROR (Status)) {
+      return NULL;
+    }
+  }
+
+  Status = mEtagProtocol->Get (mEtagProtocol, Uri, &EtagStr);
+  if (EFI_ERROR (Status)) {
+    return NULL;
+  }
+
+  return EtagStr;
+}
+
+/**
+
+  Convert HII string value to string value in JSON format.
+
+  @param[in]  HiiStringValue  String in HII format.
+
+  @retval     CHAR8 *         String in JSON format.
+  @retval     NULL            Errors occur.
+
+**/
+CHAR8 *
+ConvertHiiStringValueToJsonStringValue (
+  IN EFI_STRING  HiiStringValue
+  )
+{
+  CHAR8  *JsonValue;
+  UINTN  JsonValueSize;
+
+  if (IS_EMPTY_STRING (HiiStringValue)) {
+    return NULL;
+  }
+
+  JsonValueSize = StrLen (HiiStringValue) + 1;
+  JsonValue     = AllocatePool (JsonValueSize);
+  UnicodeStrToAsciiStrS (HiiStringValue, JsonValue, JsonValueSize);
+
+  return JsonValue;
+}
+
+/**
+
+  Apply property value to UEFI HII database in string type.
+
+  @param[in]  Schema        Property schema.
+  @param[in]  Version       Property schema version.
+  @param[in]  ConfigureLang Configure language refers to this property.
+  @param[in]  FeatureValue  New value to set.
+
+  @retval     EFI_SUCCESS     New value is applied successfully.
+  @retval     Others          Errors occur.
+
+**/
+EFI_STATUS
+ApplyFeatureSettingsStringType (
+  IN  CHAR8       *Schema,
+  IN  CHAR8       *Version,
+  IN  EFI_STRING  ConfigureLang,
+  IN  CHAR8       *FeatureValue
+  )
+{
+  EFI_STATUS           Status;
+  EDKII_REDFISH_VALUE  RedfishValue;
+
+  if (IS_EMPTY_STRING (Schema) || IS_EMPTY_STRING (Version) || IS_EMPTY_STRING (ConfigureLang) || (FeatureValue == NULL)) {
+    return EFI_INVALID_PARAMETER;
+  }
+
+  //
+  // Get the current value from HII
+  //
+  Status = RedfishPlatformConfigGetValue (Schema, Version, ConfigureLang, &RedfishValue);
+  if (EFI_ERROR (Status)) {
+    DEBUG ((DEBUG_ERROR, "%a, %a.%a %s failed: %r\n", __FUNCTION__, Schema, Version, ConfigureLang, Status));
+  } else {
+    if (RedfishValue.Type != REDFISH_VALUE_TYPE_STRING) {
+      DEBUG ((DEBUG_ERROR, "%a, %a.%a %s value is not string type\n", __FUNCTION__, Schema, Version, ConfigureLang));
+      return EFI_DEVICE_ERROR;
+    }
+
+    if (AsciiStrCmp (FeatureValue, RedfishValue.Value.Buffer) != 0) {
+      //
+      // Apply settings from redfish
+      //
+      DEBUG ((DEBUG_INFO, "%a, %a.%a apply %s from %a to %a\n", __FUNCTION__, Schema, Version, ConfigureLang, RedfishValue.Value.Buffer, FeatureValue));
+
+      FreePool (RedfishValue.Value.Buffer);
+      RedfishValue.Value.Buffer = FeatureValue;
+
+      Status = RedfishPlatformConfigSetValue (Schema, Version, ConfigureLang, RedfishValue);
+      if (EFI_ERROR (Status)) {
+        DEBUG ((DEBUG_ERROR, "%a, apply %s to %s failed: %r\n", __FUNCTION__, ConfigureLang, FeatureValue, Status));
+      }
+    } else {
+      DEBUG ((DEBUG_ERROR, "%a, %a.%a %s value is: %s\n", __FUNCTION__, Schema, Version, ConfigureLang, RedfishValue.Value.Buffer, Status));
+    }
+  }
+
+  return Status;
+}
+
+/**
+
+  Apply property value to UEFI HII database in numric type.
+
+  @param[in]  Schema        Property schema.
+  @param[in]  Version       Property schema version.
+  @param[in]  ConfigureLang Configure language refers to this property.
+  @param[in]  FeatureValue  New value to set.
+
+  @retval     EFI_SUCCESS     New value is applied successfully.
+  @retval     Others          Errors occur.
+
+**/
+EFI_STATUS
+ApplyFeatureSettingsNumericType (
+  IN  CHAR8       *Schema,
+  IN  CHAR8       *Version,
+  IN  EFI_STRING  ConfigureLang,
+  IN  INTN        FeatureValue
+  )
+{
+  EFI_STATUS           Status;
+  EDKII_REDFISH_VALUE  RedfishValue;
+
+  if (IS_EMPTY_STRING (Schema) || IS_EMPTY_STRING (Version) || IS_EMPTY_STRING (ConfigureLang)) {
+    return EFI_INVALID_PARAMETER;
+  }
+
+  //
+  // Get the current value from HII
+  //
+  Status = RedfishPlatformConfigGetValue (Schema, Version, ConfigureLang, &RedfishValue);
+  if (EFI_ERROR (Status)) {
+    DEBUG ((DEBUG_ERROR, "%a, %a.%a %s failed: %r\n", __FUNCTION__, Schema, Version, ConfigureLang, Status));
+  } else {
+    if (RedfishValue.Type != REDFISH_VALUE_TYPE_INTEGER) {
+      DEBUG ((DEBUG_ERROR, "%a, %a.%a %s value is not numeric type\n", __FUNCTION__, Schema, Version, ConfigureLang));
+      return EFI_DEVICE_ERROR;
+    }
+
+    if (RedfishValue.Value.Integer != FeatureValue) {
+      //
+      // Apply settings from redfish
+      //
+      DEBUG ((DEBUG_INFO, "%a, %a.%a apply %s from 0x%x to 0x%x\n", __FUNCTION__, Schema, Version, ConfigureLang, RedfishValue.Value.Integer, FeatureValue));
+
+      RedfishValue.Value.Integer = (INT64)FeatureValue;
+
+      Status = RedfishPlatformConfigSetValue (Schema, Version, ConfigureLang, RedfishValue);
+      if (EFI_ERROR (Status)) {
+        DEBUG ((DEBUG_ERROR, "%a, apply %s to 0x%x failed: %r\n", __FUNCTION__, ConfigureLang, FeatureValue, Status));
+      }
+    } else {
+      DEBUG ((DEBUG_ERROR, "%a, %a.%a %s value is: 0x%x\n", __FUNCTION__, Schema, Version, ConfigureLang, RedfishValue.Value.Integer, Status));
+    }
+  }
+
+  return Status;
+}
+
+/**
+
+  Apply property value to UEFI HII database in boolean type.
+
+  @param[in]  Schema        Property schema.
+  @param[in]  Version       Property schema version.
+  @param[in]  ConfigureLang Configure language refers to this property.
+  @param[in]  FeatureValue  New value to set.
+
+  @retval     EFI_SUCCESS     New value is applied successfully.
+  @retval     Others          Errors occur.
+
+**/
+EFI_STATUS
+ApplyFeatureSettingsBooleanType (
+  IN  CHAR8       *Schema,
+  IN  CHAR8       *Version,
+  IN  EFI_STRING  ConfigureLang,
+  IN  BOOLEAN     FeatureValue
+  )
+{
+  EFI_STATUS           Status;
+  EDKII_REDFISH_VALUE  RedfishValue;
+
+  if (IS_EMPTY_STRING (Schema) || IS_EMPTY_STRING (Version) || IS_EMPTY_STRING (ConfigureLang)) {
+    return EFI_INVALID_PARAMETER;
+  }
+
+  //
+  // Get the current value from HII
+  //
+  Status = RedfishPlatformConfigGetValue (Schema, Version, ConfigureLang, &RedfishValue);
+  if (EFI_ERROR (Status)) {
+    DEBUG ((DEBUG_ERROR, "%a, %a.%a %s failed: %r\n", __FUNCTION__, Schema, Version, ConfigureLang, Status));
+  } else {
+    if (RedfishValue.Type != REDFISH_VALUE_TYPE_BOOLEAN) {
+      DEBUG ((DEBUG_ERROR, "%a, %a.%a %s value is not boolean type\n", __FUNCTION__, Schema, Version, ConfigureLang));
+      return EFI_DEVICE_ERROR;
+    }
+
+    if (RedfishValue.Value.Boolean != FeatureValue) {
+      //
+      // Apply settings from redfish
+      //
+      DEBUG ((DEBUG_INFO, "%a, %a.%a apply %s from %a to %a\n", __FUNCTION__, Schema, Version, ConfigureLang, (RedfishValue.Value.Boolean ? "True" : "False"), (FeatureValue ? "True" : "False")));
+
+      RedfishValue.Value.Boolean = FeatureValue;
+
+      Status = RedfishPlatformConfigSetValue (Schema, Version, ConfigureLang, RedfishValue);
+      if (EFI_ERROR (Status)) {
+        DEBUG ((DEBUG_ERROR, "%a, apply %s to %a failed: %r\n", __FUNCTION__, ConfigureLang, (FeatureValue ? "True" : "False"), Status));
+      }
+    } else {
+      DEBUG ((DEBUG_ERROR, "%a, %a.%a %s value is: %a\n", __FUNCTION__, Schema, Version, ConfigureLang, (RedfishValue.Value.Boolean ? "True" : "False"), Status));
+    }
+  }
+
+  return Status;
+}
+
+/**
+
+  Read redfish resource by given resource path.
+
+  @param[in]  Service       Redfish srvice instacne to make query.
+  @param[in]  ResourcePath  Target resource path.
+  @param[out] Response      HTTP response from redfish service.
+
+  @retval     EFI_SUCCESS     Resrouce is returned successfully.
+  @retval     Others          Errors occur.
+
+**/
+EFI_STATUS
+GetResourceByPath (
+  IN  REDFISH_SERVICE   *Service,
+  IN  CHAR8             *ResourcePath,
+  OUT REDFISH_RESPONSE  *Response
+  )
+{
+  EFI_STATUS  Status;
+
+  if ((Service == NULL) || (Response == NULL) || IS_EMPTY_STRING (ResourcePath)) {
+    return EFI_INVALID_PARAMETER;
+  }
+
+  //
+  // Get resource from redfish service.
+  //
+  Status = RedfishGetByService (
+             Service,
+             ResourcePath,
+             Response
+             );
+  if (EFI_ERROR (Status)) {
+    DEBUG ((DEBUG_ERROR, "%a, RedfishGetByService to %a failed: %r\n", __FUNCTION__, ResourcePath, Status));
+    if (Response->Payload != NULL) {
+      RedfishDumpPayload (Response->Payload);
+      RedfishFreeResponse (
+        NULL,
+        0,
+        NULL,
+        Response->Payload
+        );
+      Response->Payload = NULL;
+    }
+
+    return Status;
+  }
+
+  return EFI_SUCCESS;
+}
+
+/**
+
+  Find array index from given configure language string.
+
+  @param[in]  ConfigureLang         Configure language string to parse.
+  @param[out] UnifiedConfigureLang  The configure language in array.
+  @param[out] Index                 The array index number.
+
+  @retval     EFI_SUCCESS     Index is found.
+  @retval     Others          Errors occur.
+
+**/
+EFI_STATUS
+GetArrayIndexFromArrayTypeConfigureLang (
+  IN  CHAR16  *ConfigureLang,
+  OUT CHAR16  **UnifiedConfigureLang,
+  OUT UINTN   *Index
+  )
+{
+  CHAR16  *TmpConfigureLang;
+  CHAR16  *IndexString;
+  CHAR16  *TmpString;
+
+  if ((ConfigureLang == NULL) || (UnifiedConfigureLang == NULL) || (Index == NULL)) {
+    return EFI_INVALID_PARAMETER;
+  }
+
+  TmpConfigureLang = AllocateCopyPool (StrSize (ConfigureLang), ConfigureLang);
+  if (TmpConfigureLang == NULL) {
+    return EFI_OUT_OF_RESOURCES;
+  }
+
+  //
+  // looking for index signature "{""
+  //
+  IndexString = StrStr (TmpConfigureLang, BIOS_CONFIG_TO_REDFISH_REDPATH_ARRAY_START_SIGNATURE);
+  if (IndexString == NULL) {
+    return EFI_NOT_FOUND;
+  }
+
+  //
+  // Skip "{"
+  //
+  TmpString = IndexString + StrLen (BIOS_CONFIG_TO_REDFISH_REDPATH_ARRAY_START_SIGNATURE);
+
+  //
+  // Looking for "}"
+  //
+  TmpString = StrStr (TmpString, BIOS_CONFIG_TO_REDFISH_REDPATH_ARRAY_END_SIGNATURE);
+  if (TmpString == NULL) {
+    return EFI_NOT_FOUND;
+  }
+
+  //
+  // Append '\0' for converting decimal string to integer.
+  //
+  TmpString[0] = '\0';
+
+  //
+  // Convert decimal string to integer
+  //
+  *Index = StrDecimalToUintn (IndexString + StrLen (BIOS_CONFIG_TO_REDFISH_REDPATH_ARRAY_START_SIGNATURE));
+
+  //
+  // Resotre the '}' character and remove rest of string.
+  //
+  TmpString[0] = L'}';
+  TmpString[1] = '\0';
+
+  *UnifiedConfigureLang = TmpConfigureLang;
+
+  return EFI_SUCCESS;
+}
+
+/**
+
+  Search HII database with given Configure Language pattern. Data is handled and
+  returned in array.
+
+  @param[in]  Schema                    The schema to search.
+  @param[in]  Version                   The schema version.
+  @param[in]  Pattern                   Configure Language pattern to search.
+  @param[out] UnifiedConfigureLangList  The data returned by HII database.
+
+  @retval     EFI_SUCCESS     Data is found and returned.
+  @retval     Others          Errors occur.
+
+**/
+EFI_STATUS
+RedfishFeatureGetUnifiedArrayTypeConfigureLang (
+  IN     CHAR8 *Schema,
+  IN     CHAR8 *Version,
+  IN     EFI_STRING Pattern, OPTIONAL
+  OUT    REDFISH_FEATURE_ARRAY_TYPE_CONFIG_LANG_LIST  *UnifiedConfigureLangList
+  )
+{
+  EFI_STATUS                              Status;
+  EFI_STRING                              *ConfigureLangList;
+  UINTN                                   Count;
+  UINTN                                   Index;
+  UINTN                                   Index2;
+  UINTN                                   ArrayIndex;
+  EFI_STRING                              UnifiedConfigureLang;
+  BOOLEAN                                 Duplicated;
+  REDFISH_FEATURE_ARRAY_TYPE_CONFIG_LANG  UnifiedConfigureLangPool[BIOS_CONFIG_TO_REDFISH_REDPATH_POOL_SIZE];
+
+  if (IS_EMPTY_STRING (Schema) || IS_EMPTY_STRING (Version) || (UnifiedConfigureLangList == NULL)) {
+    return EFI_INVALID_PARAMETER;
+  }
+
+  UnifiedConfigureLangList->Count = 0;
+  UnifiedConfigureLangList->List  = NULL;
+  ZeroMem (UnifiedConfigureLangPool, sizeof (UnifiedConfigureLangPool));
+
+  Status = RedfishPlatformConfigGetConfigureLang (Schema, Version, Pattern, &ConfigureLangList, &Count);
+  if (EFI_ERROR (Status)) {
+    DEBUG ((DEBUG_ERROR, "%a, RedfishFeatureGetConfigureLangRegex failed: %r\n", __FUNCTION__, Status));
+    return Status;
+  }
+
+  if (Count == 0) {
+    return EFI_NOT_FOUND;
+  }
+
+  for (Index = 0; Index < Count; Index++) {
+    Status = GetArrayIndexFromArrayTypeConfigureLang (ConfigureLangList[Index], &UnifiedConfigureLang, &ArrayIndex);
+    if (EFI_ERROR (Status)) {
+      ASSERT (FALSE);
+      continue;
+    }
+
+    //
+    // Check if this configure language is duplicated.
+    //
+    Duplicated = FALSE;
+    for (Index2 = 0; Index2 < BIOS_CONFIG_TO_REDFISH_REDPATH_POOL_SIZE; Index2++) {
+      if (UnifiedConfigureLangPool[Index2].ConfigureLang == NULL) {
+        break;
+      }
+
+      if (StrCmp (UnifiedConfigureLangPool[Index2].ConfigureLang, UnifiedConfigureLang) == 0) {
+        Duplicated = TRUE;
+        break;
+      }
+    }
+
+    if (Duplicated) {
+      FreePool (UnifiedConfigureLang);
+      continue;
+    }
+
+    if (UnifiedConfigureLangList->Count >= BIOS_CONFIG_TO_REDFISH_REDPATH_POOL_SIZE) {
+      FreePool (UnifiedConfigureLang);
+      Status = EFI_BUFFER_TOO_SMALL;
+      break;
+    }
+
+    //
+    // New configure language. Keep it in Pool
+    //
+
+    UnifiedConfigureLangPool[UnifiedConfigureLangList->Count].ConfigureLang = UnifiedConfigureLang;
+    UnifiedConfigureLangPool[UnifiedConfigureLangList->Count].Index         = ArrayIndex;
+    ++UnifiedConfigureLangList->Count;
+  }
+
+  FreePool (ConfigureLangList);
+
+  //
+  // Prepare the result to caller.
+  //
+  UnifiedConfigureLangList->List = AllocateCopyPool (sizeof (REDFISH_FEATURE_ARRAY_TYPE_CONFIG_LANG) * UnifiedConfigureLangList->Count, UnifiedConfigureLangPool);
+
+  return Status;
+}
+
+/**
+
+  Create HTTP payload and send them to redfish service with PATCH method.
+
+  @param[in]  Service         Redfish service.
+  @param[in]  TargetPayload   Target payload
+  @param[in]  Json            Data in JSON format.
+  @param[out] Etag            Returned ETAG string from Redfish service.
+
+  @retval     EFI_SUCCESS     Data is sent to redfish service successfully.
+  @retval     Others          Errors occur.
+
+**/
+EFI_STATUS
+CreatePayloadToPatchResource (
+  IN  REDFISH_SERVICE  *Service,
+  IN  REDFISH_PAYLOAD  *TargetPayload,
+  IN  CHAR8            *Json,
+  OUT CHAR8            **Etag
+  )
+{
+  REDFISH_PAYLOAD   Payload;
+  EDKII_JSON_VALUE  ResourceJsonValue;
+  REDFISH_RESPONSE  PostResponse;
+  EFI_STATUS        Status;
+  UINTN             Index;
+  EDKII_JSON_VALUE  JsonValue;
+  EDKII_JSON_VALUE  OdataIdValue;
+  CHAR8             *OdataIdString;
+
+  if ((Service == NULL) || (TargetPayload == NULL) || IS_EMPTY_STRING (Json) || (Etag == NULL)) {
+    return EFI_INVALID_PARAMETER;
+  }
+
+  ResourceJsonValue = JsonLoadString (Json, 0, NULL);
+  Payload           = RedfishCreatePayload (ResourceJsonValue, Service);
+  if (Payload == NULL) {
+    DEBUG ((DEBUG_ERROR, "%a:%d Failed to create JSON payload from JSON value!\n", __FUNCTION__, __LINE__));
+    Status =  EFI_DEVICE_ERROR;
+    goto EXIT_FREE_JSON_VALUE;
+  }
+
+  ZeroMem (&PostResponse, sizeof (REDFISH_RESPONSE));
+  Status = RedfishPatchToPayload (TargetPayload, Payload, &PostResponse);
+  if (EFI_ERROR (Status)) {
+    DEBUG ((DEBUG_ERROR, "%a:%d Failed to PATCH payload to Redfish service.\n", __FUNCTION__, __LINE__));
+    goto EXIT_FREE_JSON_VALUE;
+  }
+
+  //
+  // Keep etag.
+  //
+  *Etag = NULL;
+  if (*PostResponse.StatusCode == HTTP_STATUS_200_OK) {
+    if (PostResponse.HeaderCount != 0) {
+      for (Index = 0; Index < PostResponse.HeaderCount; Index++) {
+        if (AsciiStrnCmp (PostResponse.Headers[Index].FieldName, "ETag", 4) == 0) {
+          *Etag = AllocateCopyPool (AsciiStrSize (PostResponse.Headers[Index].FieldValue), PostResponse.Headers[Index].FieldValue);
+        }
+      }
+    } else if (PostResponse.Payload != NULL) {
+      //
+      // No header is returned. Search payload for location.
+      //
+      JsonValue = RedfishJsonInPayload (PostResponse.Payload);
+      if (JsonValue != NULL) {
+        OdataIdValue = JsonObjectGetValue (JsonValueGetObject (JsonValue), "@odata.etag");
+        if (OdataIdValue != NULL) {
+          OdataIdString = (CHAR8 *)JsonValueGetAsciiString (OdataIdValue);
+          if (OdataIdString != NULL) {
+            *Etag = AllocateCopyPool (AsciiStrSize (OdataIdString), OdataIdString);
+          }
+        }
+      }
+    }
+  }
+
+  RedfishFreeResponse (
+    PostResponse.StatusCode,
+    PostResponse.HeaderCount,
+    PostResponse.Headers,
+    PostResponse.Payload
+    );
+
+EXIT_FREE_JSON_VALUE:
+  if (Payload != NULL) {
+    RedfishCleanupPayload (Payload);
+  }
+
+  JsonValueFree (ResourceJsonValue);
+
+  return Status;
+}
+
+/**
+
+  Create HTTP payload and send them to redfish service with POST method.
+
+  @param[in]  Service         Redfish service.
+  @param[in]  TargetPayload   Target payload
+  @param[in]  Json            Data in JSON format.
+  @param[out] Location        Returned location string from Redfish service.
+  @param[out] Etag            Returned ETAG string from Redfish service.
+
+  @retval     EFI_SUCCESS     Data is sent to redfish service successfully.
+  @retval     Others          Errors occur.
+
+**/
+EFI_STATUS
+CreatePayloadToPostResource (
+  IN  REDFISH_SERVICE  *Service,
+  IN  REDFISH_PAYLOAD  *TargetPayload,
+  IN  CHAR8            *Json,
+  OUT CHAR8            **Location,
+  OUT CHAR8            **Etag
+  )
+{
+  REDFISH_PAYLOAD   Payload;
+  EDKII_JSON_VALUE  ResourceJsonValue;
+  REDFISH_RESPONSE  PostResponse;
+  EFI_STATUS        Status;
+  UINTN             Index;
+  EDKII_JSON_VALUE  JsonValue;
+  EDKII_JSON_VALUE  OdataIdValue;
+  CHAR8             *OdataIdString;
+
+  if ((Service == NULL) || (TargetPayload == NULL) || IS_EMPTY_STRING (Json) || (Location == NULL) || (Etag == NULL)) {
+    return EFI_INVALID_PARAMETER;
+  }
+
+  ResourceJsonValue = JsonLoadString (Json, 0, NULL);
+  Payload           = RedfishCreatePayload (ResourceJsonValue, Service);
+  if (Payload == NULL) {
+    DEBUG ((DEBUG_ERROR, "%a:%d Failed to create JSON payload from JSON value!\n", __FUNCTION__, __LINE__));
+    Status =  EFI_DEVICE_ERROR;
+    goto EXIT_FREE_JSON_VALUE;
+  }
+
+  ZeroMem (&PostResponse, sizeof (REDFISH_RESPONSE));
+  Status = RedfishPostToPayload (TargetPayload, Payload, &PostResponse);
+  if (EFI_ERROR (Status)) {
+    DEBUG ((DEBUG_ERROR, "%a:%d Failed to POST Attribute Registry to Redfish service.\n", __FUNCTION__, __LINE__));
+    goto EXIT_FREE_JSON_VALUE;
+  }
+
+  //
+  // per Redfish spec. the URL of new eresource will be returned in "Location" header.
+  //
+  *Location = NULL;
+  *Etag     = NULL;
+  if (*PostResponse.StatusCode == HTTP_STATUS_200_OK) {
+    if (PostResponse.HeaderCount != 0) {
+      for (Index = 0; Index < PostResponse.HeaderCount; Index++) {
+        if (AsciiStrnCmp (PostResponse.Headers[Index].FieldName, "Location", 8) == 0) {
+          *Location = AllocateCopyPool (AsciiStrSize (PostResponse.Headers[Index].FieldValue), PostResponse.Headers[Index].FieldValue);
+        } else if (AsciiStrnCmp (PostResponse.Headers[Index].FieldName, "ETag", 4) == 0) {
+          *Etag = AllocateCopyPool (AsciiStrSize (PostResponse.Headers[Index].FieldValue), PostResponse.Headers[Index].FieldValue);
+        }
+      }
+    } else if (PostResponse.Payload != NULL) {
+      //
+      // No header is returned. Search payload for location.
+      //
+      JsonValue = RedfishJsonInPayload (PostResponse.Payload);
+      if (JsonValue != NULL) {
+        OdataIdValue = JsonObjectGetValue (JsonValueGetObject (JsonValue), "@odata.id");
+        if (OdataIdValue != NULL) {
+          OdataIdString = (CHAR8 *)JsonValueGetAsciiString (OdataIdValue);
+          if (OdataIdString != NULL) {
+            *Location = AllocateCopyPool (AsciiStrSize (OdataIdString), OdataIdString);
+          }
+        }
+
+        OdataIdValue = JsonObjectGetValue (JsonValueGetObject (JsonValue), "@odata.etag");
+        if (OdataIdValue != NULL) {
+          OdataIdString = (CHAR8 *)JsonValueGetAsciiString (OdataIdValue);
+          if (OdataIdString != NULL) {
+            *Etag = AllocateCopyPool (AsciiStrSize (OdataIdString), OdataIdString);
+          }
+        }
+      }
+    }
+  }
+
+  //
+  // This is not expected as service does not follow spec.
+  //
+  if (*Location == NULL) {
+    Status = EFI_DEVICE_ERROR;
+  }
+
+  RedfishFreeResponse (
+    PostResponse.StatusCode,
+    PostResponse.HeaderCount,
+    PostResponse.Headers,
+    PostResponse.Payload
+    );
+
+  RedfishCleanupPayload (Payload);
+
+EXIT_FREE_JSON_VALUE:
+  JsonValueFree (JsonValue);
+  JsonValueFree (ResourceJsonValue);
+
+  return Status;
+}
+
+/**
+
+  Find Redfish Resource Config Protocol that supports given schema and version.
+
+  @param[in]  Schema      Schema name.
+  @param[in]  Major       Schema version major number.
+  @param[in]  Minor       Schema version minor number.
+  @param[in]  Errata      Schema version errata number.
+
+  @retval     EDKII_REDFISH_RESOURCE_CONFIG_PROTOCOL *    Pointer to protocol
+  @retval     NULL                                        No protocol found.
+
+**/
+EDKII_REDFISH_RESOURCE_CONFIG_PROTOCOL  *
+GetRedfishResourceConfigProtocol (
+  IN  CHAR8  *Schema,
+  IN  CHAR8  *Major,
+  IN  CHAR8  *Minor,
+  IN  CHAR8  *Errata
+  )
+{
+  EFI_STATUS                              Status;
+  EFI_HANDLE                              *HandleBuffer;
+  UINTN                                   NumberOfHandles;
+  UINTN                                   Index;
+  EDKII_REDFISH_RESOURCE_CONFIG_PROTOCOL  *Protocol;
+  REDFISH_SCHEMA_INFO                     SchemaInfo;
+  BOOLEAN                                 Found;
+
+  if (IS_EMPTY_STRING (Schema) || IS_EMPTY_STRING (Major) || IS_EMPTY_STRING (Minor) || IS_EMPTY_STRING (Errata)) {
+    return NULL;
+  }
+
+  Status = gBS->LocateHandleBuffer (
+                  ByProtocol,
+                  &gEdkIIRedfishResourceConfigProtocolGuid,
+                  NULL,
+                  &NumberOfHandles,
+                  &HandleBuffer
+                  );
+  if (EFI_ERROR (Status)) {
+    return NULL;
+  }
+
+  Found = FALSE;
+
+  for (Index = 0; Index < NumberOfHandles; Index++) {
+    Status = gBS->HandleProtocol (
+                    HandleBuffer[Index],
+                    &gEdkIIRedfishResourceConfigProtocolGuid,
+                    (VOID **)&Protocol
+                    );
+    if (EFI_ERROR (Status)) {
+      continue;
+    }
+
+    Status = Protocol->GetInfo (Protocol, &SchemaInfo);
+    if (EFI_ERROR (Status)) {
+      continue;
+    }
+
+    if ((AsciiStrCmp (Schema, SchemaInfo.Schema) == 0) &&
+        (AsciiStrCmp (Major, SchemaInfo.Major) == 0) &&
+        (AsciiStrCmp (Minor, SchemaInfo.Minor) == 0) &&
+        (AsciiStrCmp (Errata, SchemaInfo.Errata) == 0))
+    {
+      Found = TRUE;
+      break;
+    }
+  }
+
+  FreePool (HandleBuffer);
+
+  return (Found ? Protocol : NULL);
+}
+
+/**
+
+  Get supported schema list by given specify schema name.
+
+  @param[in]  Schema      Schema type name.
+  @param[out] SchemaInfo  Returned schema information.
+
+  @retval     EFI_SUCCESS         Schema information is returned successfully.
+  @retval     Others              Errors occur.
+
+**/
+EFI_STATUS
+GetSupportedSchemaVersion (
+  IN   CHAR8                *Schema,
+  OUT  REDFISH_SCHEMA_INFO  *SchemaInfo
+  )
+{
+  EFI_STATUS  Status;
+  CHAR8       *SupportSchema;
+  CHAR8       *SchemaName;
+  UINTN       Index;
+  UINTN       Index2;
+  BOOLEAN     Found;
+
+  if (IS_EMPTY_STRING (Schema) || (SchemaInfo == NULL)) {
+    return EFI_INVALID_PARAMETER;
+  }
+
+  Status = RedfishPlatformConfigGetSupportedSchema (NULL, &SupportSchema);
+  if (EFI_ERROR (Status)) {
+    return Status;
+  }
+
+  DEBUG ((DEBUG_INFO, "Supported schema: %a\n", SupportSchema));
+
+  Index      = 0;
+  Found      = FALSE;
+  SchemaName = SupportSchema;
+  while (TRUE) {
+    if ((SupportSchema[Index] == ';') || (SupportSchema[Index] == '\0')) {
+      if (AsciiStrnCmp (&SchemaName[SCHEMA_NAME_PREFIX_OFFSET], Schema, AsciiStrLen (Schema)) == 0) {
+        Found                = TRUE;
+        SupportSchema[Index] = '\0';
+        break;
+      }
+
+      SchemaName = &SupportSchema[Index + 1];
+    }
+
+    if (SupportSchema[Index] == '\0') {
+      break;
+    }
+
+    ++Index;
+  }
+
+  if (Found) {
+    AsciiStrCpyS (SchemaInfo->Schema, REDFISH_SCHEMA_STRING_SIZE, Schema);
+
+    //
+    // forward to '.'
+    //
+    Index = 0;
+    while (SchemaName[Index] != '\0' && SchemaName[Index] != '.') {
+      ++Index;
+    }
+
+    ASSERT (SchemaName[Index] != '\0');
+
+    //
+    // Skip '.' and 'v'
+    //
+    Index += 2;
+
+    //
+    // forward to '_'
+    //
+    Index2 = Index;
+    while (SchemaName[Index2] != '\0' && SchemaName[Index2] != '_') {
+      ++Index2;
+    }
+
+    ASSERT (SchemaName[Index2] != '\0');
+
+    AsciiStrnCpyS (SchemaInfo->Major, REDFISH_SCHEMA_VERSION_SIZE, &SchemaName[Index], (Index2 - Index));
+    Index = Index2;
+
+    //
+    // Skip '_'
+    //
+    ++Index;
+
+    //
+    // forward to '_'
+    //
+    Index2 = Index;
+    while (SchemaName[Index2] != '\0' && SchemaName[Index2] != '_') {
+      ++Index2;
+    }
+
+    ASSERT (SchemaName[Index2] != '\0');
+
+    AsciiStrnCpyS (SchemaInfo->Minor, REDFISH_SCHEMA_VERSION_SIZE, &SchemaName[Index], (Index2 - Index));
+    Index = Index2;
+
+    //
+    // Skip '_'
+    //
+    ++Index;
+
+    AsciiStrCpyS (SchemaInfo->Errata, REDFISH_SCHEMA_VERSION_SIZE, &SchemaName[Index]);
+  }
+
+  FreePool (SupportSchema);
+
+  return (Found ? EFI_SUCCESS : EFI_NOT_FOUND);
+}
+
+/**
+
+  Return system root path. This is dummy function now.
+
+  @retval  NULL     Can not find system root path.
+  @retval  Other    System root path is returned.
+
+**/
+CHAR8 *
+RedfishGetSystemRootPath (
+  VOID
+  )
+{
+  return AllocateCopyPool (AsciiStrSize (REDFISH_SYSTEM_ROOT_PATH), REDFISH_SYSTEM_ROOT_PATH);
+}
+
+/**
+
+  Get schema information by given protocol and service instance.
+
+  @param[in]  RedfishService      Pointer to Redfish service instance.
+  @param[in]  JsonStructProtocol  Json Structure protocol instance.
+  @param[in]  Uri                 Target URI.
+  @param[out] SchemaInfo          Returned schema information.
+
+  @retval     EFI_SUCCESS         Schema information is returned successfully.
+  @retval     Others              Errors occur.
+
+**/
+EFI_STATUS
+GetRedfishSchemaInfo (
+  IN  REDFISH_SERVICE                   *RedfishService,
+  IN  EFI_REST_JSON_STRUCTURE_PROTOCOL  *JsonStructProtocol,
+  IN  CHAR8                             *Uri,
+  OUT REDFISH_SCHEMA_INFO               *SchemaInfo
+  )
+{
+  EFI_STATUS                      Status;
+  REDFISH_RESPONSE                Response;
+  REDFISH_PAYLOAD                 Payload;
+  CHAR8                           *JsonText;
+  EFI_REST_JSON_STRUCTURE_HEADER  *Header;
+
+  if ((RedfishService == NULL) || (JsonStructProtocol == NULL) || IS_EMPTY_STRING (Uri) || (SchemaInfo == NULL)) {
+    return EFI_INVALID_PARAMETER;
+  }
+
+  Status = GetResourceByPath (RedfishService, Uri, &Response);
+  if (EFI_ERROR (Status)) {
+    DEBUG ((DEBUG_ERROR, "%a, failed to get resource from %a %r", __FUNCTION__, Uri, Status));
+    return Status;
+  }
+
+  Payload = Response.Payload;
+  ASSERT (Payload != NULL);
+
+  JsonText = JsonDumpString (RedfishJsonInPayload (Payload), EDKII_JSON_COMPACT);
+  ASSERT (JsonText != NULL);
+
+  //
+  // Convert JSON text to C structure.
+  //
+  Status = JsonStructProtocol->ToStructure (
+                                 JsonStructProtocol,
+                                 NULL,
+                                 JsonText,
+                                 &Header
+                                 );
+  if (EFI_ERROR (Status)) {
+    DEBUG ((DEBUG_ERROR, "%a, ToStructure() failed: %r\n", __FUNCTION__, Status));
+    return Status;
+  }
+
+  AsciiStrCpyS (SchemaInfo->Schema, REDFISH_SCHEMA_STRING_SIZE, Header->JsonRsrcIdentifier.NameSpace.ResourceTypeName);
+  AsciiStrCpyS (SchemaInfo->Major, REDFISH_SCHEMA_VERSION_SIZE, Header->JsonRsrcIdentifier.NameSpace.MajorVersion);
+  AsciiStrCpyS (SchemaInfo->Minor, REDFISH_SCHEMA_VERSION_SIZE, Header->JsonRsrcIdentifier.NameSpace.MinorVersion);
+  AsciiStrCpyS (SchemaInfo->Errata, REDFISH_SCHEMA_VERSION_SIZE, Header->JsonRsrcIdentifier.NameSpace.ErrataVersion);
+
+  //
+  // Release resource.
+  //
+  JsonStructProtocol->DestoryStructure (JsonStructProtocol, Header);
+  FreePool (JsonText);
+  RedfishFreeResponse (Response.StatusCode, Response.HeaderCount, Response.Headers, Response.Payload);
+
+  return EFI_SUCCESS;
+}
+
+/**
+
+  Get the property name by given Configure Langauge.
+
+  @param[in]  ConfigureLang   Configure Language string.
+
+  @retval     EFI_STRING      Pointer to property name.
+  @retval     NULL            There is error.
+
+**/
+EFI_STRING
+GetPropertyFromConfigureLang (
+  IN EFI_STRING  ConfigureLang
+  )
+{
+  EFI_STRING  Property;
+  UINTN       Index;
+
+  if (ConfigureLang == NULL) {
+    return NULL;
+  }
+
+  Index    = 0;
+  Property = ConfigureLang;
+
+  while (ConfigureLang[Index] != '\0') {
+    if (ConfigureLang[Index] == L'/') {
+      Property = &ConfigureLang[Index];
+    }
+
+    ++Index;
+  }
+
+  ++Property;
+
+  return Property;
+}
+
+/**
+
+  Get the property value in string type.
+
+  @param[in]  Schema        Schema of this property.
+  @param[in]  Version       Schema version.
+  @param[in]  PropertyName  Property name.
+  @param[in]  ConfigureLang Configure Language of this property.
+
+  @retval     CHAR8*        Pointer to the CHAR8 buffer.
+  @retval     NULL          There is error.
+
+**/
+CHAR8 *
+GetPropertyStringValue (
+  IN CHAR8       *Schema,
+  IN CHAR8       *Version,
+  IN EFI_STRING  PropertyName,
+  IN EFI_STRING  ConfigureLang
+  )
+{
+  EFI_STATUS           Status;
+  EDKII_REDFISH_VALUE  RedfishValue;
+  EFI_STRING           ConfigureLangBuffer;
+  UINTN                BufferSize;
+  CHAR8                *AsciiStringValue;
+
+  if (IS_EMPTY_STRING (Schema) || IS_EMPTY_STRING (Version) || IS_EMPTY_STRING (ConfigureLang) || IS_EMPTY_STRING (PropertyName)) {
+    return NULL;
+  }
+
+  //
+  // Configure Language buffer.
+  //
+  BufferSize          = sizeof (CHAR16) * MAX_CONF_LANG_LEN;
+  ConfigureLangBuffer = AllocatePool (BufferSize);
+  if (ConfigureLangBuffer == NULL) {
+    return NULL;
+  }
+
+  UnicodeSPrint (ConfigureLangBuffer, BufferSize, L"%s/%s", ConfigureLang, PropertyName);
+  Status = RedfishPlatformConfigGetValue (Schema, Version, ConfigureLangBuffer, &RedfishValue);
+  if (EFI_ERROR (Status)) {
+    DEBUG ((DEBUG_ERROR, "%a, %a.%a query current setting for %s failed: %r\n", __FUNCTION__, Schema, Version, ConfigureLangBuffer, Status));
+    return NULL;
+  }
+
+  if (RedfishValue.Type != REDFISH_VALUE_TYPE_STRING) {
+    DEBUG ((DEBUG_ERROR, "%a, %a.%a %s value is not string type\n", __FUNCTION__, Schema, Version, ConfigureLang));
+    return NULL;
+  }
+
+  AsciiStringValue = AllocateCopyPool (AsciiStrSize (RedfishValue.Value.Buffer), RedfishValue.Value.Buffer);
+  ASSERT (AsciiStringValue != NULL);
+
+  return AsciiStringValue;
+}
+
+/**
+
+  Get the property value in numeric type.
+
+  @param[in]  Schema        Schema of this property.
+  @param[in]  Version       Schema version.
+  @param[in]  PropertyName  Property name.
+  @param[in]  ConfigureLang Configure Language of this property.
+
+  @retval     INT64*        Pointer to the INT64 value.
+  @retval     NULL          There is error.
+
+**/
+INT64 *
+GetPropertyNumericValue (
+  IN CHAR8       *Schema,
+  IN CHAR8       *Version,
+  IN EFI_STRING  PropertyName,
+  IN EFI_STRING  ConfigureLang
+  )
+{
+  EFI_STATUS           Status;
+  EDKII_REDFISH_VALUE  RedfishValue;
+  EFI_STRING           ConfigureLangBuffer;
+  UINTN                BufferSize;
+  INT64                *ResultValue;
+
+  if (IS_EMPTY_STRING (Schema) || IS_EMPTY_STRING (Version) || IS_EMPTY_STRING (ConfigureLang) || IS_EMPTY_STRING (PropertyName)) {
+    return NULL;
+  }
+
+  //
+  // Configure Language buffer.
+  //
+  BufferSize          = sizeof (CHAR16) * MAX_CONF_LANG_LEN;
+  ConfigureLangBuffer = AllocatePool (BufferSize);
+  if (ConfigureLangBuffer == NULL) {
+    return NULL;
+  }
+
+  UnicodeSPrint (ConfigureLangBuffer, BufferSize, L"%s/%s", ConfigureLang, PropertyName);
+  Status = RedfishPlatformConfigGetValue (Schema, Version, ConfigureLangBuffer, &RedfishValue);
+  if (EFI_ERROR (Status)) {
+    DEBUG ((DEBUG_ERROR, "%a, %a.%a query current setting for %s failed: %r\n", __FUNCTION__, Schema, Version, ConfigureLangBuffer, Status));
+    return NULL;
+  }
+
+  if (RedfishValue.Type != REDFISH_VALUE_TYPE_INTEGER) {
+    DEBUG ((DEBUG_ERROR, "%a, %a.%a %s value is not numeric type\n", __FUNCTION__, Schema, Version, ConfigureLang));
+    return NULL;
+  }
+
+  ResultValue = AllocatePool (sizeof (INT64));
+  ASSERT (ResultValue != NULL);
+  if (ResultValue == NULL) {
+    return NULL;
+  }
+
+  *ResultValue = RedfishValue.Value.Integer;
+
+  return ResultValue;
+}
+
+/**
+
+  Get the property value in Boolean type.
+
+  @param[in]  Schema        Schema of this property.
+  @param[in]  Version       Schema version.
+  @param[in]  PropertyName  Property name.
+  @param[in]  ConfigureLang Configure Language of this property.
+
+  @retval     BOOLEAN       Boolean value returned by this property.
+
+**/
+BOOLEAN *
+GetPropertyBooleanValue (
+  IN CHAR8       *Schema,
+  IN CHAR8       *Version,
+  IN EFI_STRING  PropertyName,
+  IN EFI_STRING  ConfigureLang
+  )
+{
+  EFI_STATUS           Status;
+  EDKII_REDFISH_VALUE  RedfishValue;
+  EFI_STRING           ConfigureLangBuffer;
+  UINTN                BufferSize;
+  BOOLEAN              *ResultValue;
+
+  if (IS_EMPTY_STRING (Schema) || IS_EMPTY_STRING (Version) || IS_EMPTY_STRING (ConfigureLang) || IS_EMPTY_STRING (PropertyName)) {
+    return NULL;
+  }
+
+  //
+  // Configure Language buffer.
+  //
+  BufferSize          = sizeof (CHAR16) * MAX_CONF_LANG_LEN;
+  ConfigureLangBuffer = AllocatePool (BufferSize);
+  if (ConfigureLangBuffer == NULL) {
+    return NULL;
+  }
+
+  UnicodeSPrint (ConfigureLangBuffer, BufferSize, L"%s/%s", ConfigureLang, PropertyName);
+  Status = RedfishPlatformConfigGetValue (Schema, Version, ConfigureLangBuffer, &RedfishValue);
+  if (EFI_ERROR (Status)) {
+    DEBUG ((DEBUG_ERROR, "%a, %a.%a query current setting for %s failed: %r\n", __FUNCTION__, Schema, Version, ConfigureLangBuffer, Status));
+    return NULL;
+  }
+
+  if (RedfishValue.Type != REDFISH_VALUE_TYPE_BOOLEAN) {
+    DEBUG ((DEBUG_ERROR, "%a, %a.%a %s value is not boolean type\n", __FUNCTION__, Schema, Version, ConfigureLang));
+    return NULL;
+  }
+
+  ResultValue = AllocatePool (sizeof (BOOLEAN));
+  ASSERT (ResultValue != NULL);
+  if (ResultValue == NULL) {
+    return NULL;
+  }
+
+  *ResultValue = RedfishValue.Value.Boolean;
+
+  return ResultValue;
+}
+
+/**
+
+  Check and see if we need to do provisioning for this property.
+
+  @param[in]  PropertyBuffer   Pointer to property instance.
+  @param[in]  ProvisionMode    TRUE if we are in provision mode. FALSE otherwise.
+
+  @retval     TRUE             Provision is required.
+  @retval     FALSE            Provision is not required.
+
+**/
+BOOLEAN
+PropertyChecker (
+  IN VOID     *PropertyBuffer,
+  IN BOOLEAN  ProvisionMode
+  )
+{
+  if (ProvisionMode && (PropertyBuffer == NULL)) {
+    return TRUE;
+  }
+
+  if (!ProvisionMode && (PropertyBuffer != NULL)) {
+    return TRUE;
+  }
+
+  return FALSE;
+}
+
+/**
+
+  Check and see if we need to do provisioning for this two properties.
+
+  @param[in]  PropertyBuffer1   Pointer to property instance 1.
+  @param[in]  PropertyBuffer2   Pointer to property instance 2.
+  @param[in]  ProvisionMode     TRUE if we are in provision mode. FALSE otherwise.
+
+  @retval     TRUE             Provision is required.
+  @retval     FALSE            Provision is not required.
+
+**/
+BOOLEAN
+PropertyChecker2Parm (
+  IN VOID     *PropertyBuffer1,
+  IN VOID     *PropertyBuffer2,
+  IN BOOLEAN  ProvisionMode
+  )
+{
+  if (ProvisionMode && ((PropertyBuffer1 == NULL) || (PropertyBuffer2 == NULL))) {
+    return TRUE;
+  }
+
+  if (!ProvisionMode && (PropertyBuffer1 != NULL) && (PropertyBuffer2 != NULL)) {
+    return TRUE;
+  }
+
+  return FALSE;
+}
+
+/**
+
+  Install Boot Maintenance Manager Menu driver.
+
+  @param[in] ImageHandle     The image handle.
+  @param[in] SystemTable     The system table.
+
+  @retval  EFI_SUCEESS  Install Boot manager menu success.
+  @retval  Other        Return error status.
+
+**/
+EFI_STATUS
+EFIAPI
+RedfishFeatureUtilityLibConstructor (
+  IN EFI_HANDLE        ImageHandle,
+  IN EFI_SYSTEM_TABLE  *SystemTable
+  )
+{
+  return EFI_SUCCESS;
+}
+
+/**
+  Unloads the application and its installed protocol.
+
+  @param[in] ImageHandle       Handle that identifies the image to be unloaded.
+  @param[in] SystemTable      The system table.
+
+  @retval EFI_SUCCESS      The image has been unloaded.
+
+**/
+EFI_STATUS
+EFIAPI
+RedfishFeatureUtilityLibDestructor (
+  IN EFI_HANDLE        ImageHandle,
+  IN EFI_SYSTEM_TABLE  *SystemTable
+  )
+{
+  return EFI_SUCCESS;
+}
-- 
2.17.1


^ permalink raw reply related	[flat|nested] 2+ messages in thread
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2023-05-04 14:25 [edk2-redfish-client][PATCH 6/8] RedfishClientPkg: Add Redfish Feature Utility library Nickle Wang
2023-05-05  1:15 ` Chang, Abner

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