[AMD Official Use Only - General]
> -----Original Message-----
> From: Nickle Wang <nick...@nvidia.com>
> Sent: Wednesday, December 7, 2022 10:41 PM
> To: devel@edk2.groups.io
> Cc: Chang, Abner <abner.ch...@amd.com>; Igor Kulchytskyy
> <ig...@ami.com>; Nick Ramirez <nrami...@nvidia.com>
> Subject: [edk2-staging][PATCH 2/3] edk2-staging/RedfishClientPkg: Add
> Redfish Resource Addendum Library
>
> Caution: This message originated from an External Source. Use proper
> caution when opening attachments, clicking links, or responding.
>
>
> Implement RedfishAddendumLib to support Redfish Resource Addendum
> Protocol.
> Feature driver calls this library to get addendum data before providing data
> to Redfish service.
>
> Signed-off-by: Nickle Wang <nick...@nvidia.com>
> Cc: Abner Chang <abner.ch...@amd.com>
> Cc: Igor Kulchytskyy <ig...@ami.com>
> Cc: Nick Ramirez <nrami...@nvidia.com>
> ---
> .../Include/Library/RedfishAddendumLib.h | 63 +++++
> .../RedfishAddendumLib/RedfishAddendumLib.c | 258
> ++++++++++++++++++
> .../RedfishAddendumLib/RedfishAddendumLib.inf | 40 +++
> RedfishClientPkg/RedfishClientLibs.dsc.inc | 2 +
> 4 files changed, 363 insertions(+)
> create mode 100644
> RedfishClientPkg/Include/Library/RedfishAddendumLib.h
> create mode 100644
> RedfishClientPkg/Library/RedfishAddendumLib/RedfishAddendumLib.c
> create mode 100644
> RedfishClientPkg/Library/RedfishAddendumLib/RedfishAddendumLib.inf
>
> diff --git a/RedfishClientPkg/Include/Library/RedfishAddendumLib.h
> b/RedfishClientPkg/Include/Library/RedfishAddendumLib.h
> new file mode 100644
> index 0000000000..4215257820
> --- /dev/null
> +++ b/RedfishClientPkg/Include/Library/RedfishAddendumLib.h
> @@ -0,0 +1,63 @@
> +/** @file
> + This file defines the Redfish event library interface.
> +
> + (C) Copyright 2022 Hewlett Packard Enterprise Development LP<BR>
> +
> + SPDX-License-Identifier: BSD-2-Clause-Patent
> +
> +**/
> +
> +#ifndef REDFISH_ADDENDUM_LIB_H_
> +#define REDFISH_ADDENDUM_LIB_H_
> +
> +#include <Uefi.h>
> +#include <Library/JsonLib.h>
> +#include <Protocol/EdkIIRedfishResourceAddendumProtocol.h>
> +
> +/**
> + Provising redfish resource with with addendum data in given schema.
> +
> + @param[in] Uri Uri of input resource.
> + @param[in] Schema Redfish schema string.
> + @param[in] Version Schema version string.
> + @param[in] JsonText Input resource in JSON format string.
> + @param[out] JsonWithAddendum The input resource with addendum
> value attached.
> +
> + @retval EFI_SUCCESS Addendum data is attached.
> + @retval EFI_UNSUPPORTED No addendum data is required in given
> schema.
> + @retval Others Some error happened.
> +
> +**/
> +EFI_STATUS
> +RedfishGetAddendumData (
> + IN EFI_STRING Uri,
> + IN CHAR8 *Schema,
> + IN CHAR8 *Version,
> + IN CHAR8 *JsonText,
> + OUT CHAR8 **JsonWithAddendum
> + );
> +
> +/**
> + Provising redfish OEM resource with given schema information.
> +
> + @param[in] Uri Uri of input resource.
> + @param[in] Schema Redfish schema string.
> + @param[in] Version Schema version string.
> + @param[in] JsonText Input resource in JSON format string.
> + @param[out] JsonWithOem The input resource with OEM value
> attached.
> +
> + @retval EFI_SUCCESS OEM data is attached.
> + @retval EFI_UNSUPPORTED No OEM data is required in given schema.
> + @retval Others Some error happened.
> +
> +**/
> +EFI_STATUS
> +RedfishGetOemData (
> + IN EFI_STRING Uri,
> + IN CHAR8 *Schema,
> + IN CHAR8 *Version,
> + IN CHAR8 *JsonText,
> + OUT CHAR8 **JsonWithOem
> + );
> +
> +#endif
> diff --git
> a/RedfishClientPkg/Library/RedfishAddendumLib/RedfishAddendumLib.c
> b/RedfishClientPkg/Library/RedfishAddendumLib/RedfishAddendumLib.c
> new file mode 100644
> index 0000000000..4154d01e5a
> --- /dev/null
> +++
> b/RedfishClientPkg/Library/RedfishAddendumLib/RedfishAddendumLib.c
> @@ -0,0 +1,258 @@
> +/** @file
> + Redfish event library to deliver Redfish specific event.
> +
> + (C) Copyright 2022 Hewlett Packard Enterprise Development LP<BR>
> +
> + SPDX-License-Identifier: BSD-2-Clause-Patent
> +
> +**/
> +
> +#include <Uefi.h>
> +#include <RedfishBase.h>
> +
> +#include <Library/UefiLib.h>
> +#include <Library/BaseLib.h>
> +#include <Library/DebugLib.h>
> +#include <Library/UefiBootServicesTableLib.h>
> +#include <Library/MemoryAllocationLib.h> #include
> +<Library/RedfishAddendumLib.h>
> +
> +/**
> +
> + Convert Unicode string to ASCII string. It's call responsibility to release
> returned buffer.
> +
> + @param[in] UnicodeStr Unicode string to convert.
> +
> + @retval CHAR8 * ASCII string returned.
> + @retval NULL Errors occur.
> +
> +**/
> +CHAR8 *
> +UnicodeToAscii (
> + IN EFI_STRING UnicodeStr
> + )
> +{
> + CHAR8 *AsciiStr;
> + UINTN AsciiStrSize;
> + EFI_STATUS Status;
> +
> + if (IS_EMPTY_STRING (UnicodeStr)) {
> + return NULL;
> + }
> +
> + AsciiStrSize = StrLen (UnicodeStr) + 1;
> + AsciiStr = AllocatePool (AsciiStrSize);
> + if (AsciiStr == NULL) {
> + return NULL;
> + }
> +
> + Status = UnicodeStrToAsciiStrS (UnicodeStr, AsciiStr, AsciiStrSize);
> + if (EFI_ERROR (Status)) {
> + DEBUG ((DEBUG_ERROR, "UnicodeStrToAsciiStrS failed: %r\n", Status));
> + FreePool (AsciiStr);
> + return NULL;
> + }
> +
> + return AsciiStr;
> +}
Please check if UnicodeStrToAsciiStrS(); works for you.
> +
> +/**
> + Provising redfish resource with with addendum data in given schema.
> +
> + @param[in] Uri Uri of input resource.
> + @param[in] Schema Redfish schema string.
> + @param[in] Version Schema version string.
> + @param[in] JsonText Input resource in JSON format string.
> + @param[out] JsonWithAddendum The input resource with addendum
> value attached.
Please add "The return value must be freed by the caller using FreePool()."
> +
> + @retval EFI_SUCCESS Addendum data is attached.
> + @retval EFI_UNSUPPORTED No addendum data is required in given
> schema.
> + @retval Others Some error happened.
> +
> +**/
> +EFI_STATUS
> +RedfishGetAddendumData (
> + IN EFI_STRING Uri,
> + IN CHAR8 *Schema,
> + IN CHAR8 *Version,
> + IN CHAR8 *JsonText,
> + OUT CHAR8 **JsonWithAddendum
> + )
> +{
> + REDFISH_RESOURCE_SCHEMA_INFO SchemaInfo;
> + EDKII_JSON_VALUE JsonValue;
> + EFI_STATUS Status;
> + EFI_HANDLE *HandleBuffer;
> + UINTN NumberOfHandles;
> + UINTN Index;
> + EDKII_REDFISH_RESOURCE_ADDENDUM_PROTOCOL *Protocol;
> +
> + if (IS_EMPTY_STRING (Uri) || IS_EMPTY_STRING (Schema) ||
> IS_EMPTY_STRING (Version) || IS_EMPTY_STRING (JsonText) ||
> (JsonWithAddendum == NULL)) {
> + return EFI_INVALID_PARAMETER;
> + }
> +
> + *JsonWithAddendum = NULL;
> + SchemaInfo.Uri = UnicodeToAscii (Uri);
> + SchemaInfo.Schema = Schema;
> + SchemaInfo.Version = Version;
> + NumberOfHandles = 0;
> + HandleBuffer = NULL;
> +
> + JsonValue = JsonLoadString (JsonText, 0, NULL); if ((JsonValue ==
> + NULL) || !JsonValueIsObject (JsonValue)) {
> + return EFI_OUT_OF_RESOURCES;
> + }
> +
> + Status = gBS->LocateHandleBuffer (
> + ByProtocol,
> + &gEdkIIRedfishResourceAddendumProtocolGuid,
> + NULL,
> + &NumberOfHandles,
> + &HandleBuffer
> + );
> + if (EFI_ERROR (Status)) {
> + goto ON_RELEASE;
> + }
> +
> + for (Index = 0; Index < NumberOfHandles; Index++) {
> + Status = gBS->HandleProtocol (
> + HandleBuffer[Index],
> + &gEdkIIRedfishResourceAddendumProtocolGuid,
> + (VOID **)&Protocol
> + );
> + if (EFI_ERROR (Status)) {
> + continue;
> + }
> +
> + Status = Protocol->ProvisioningCallback (Protocol, &SchemaInfo,
> JsonValue);
> + if (!EFI_ERROR (Status)) {
> + *JsonWithAddendum = JsonDumpString (JsonValue,
> EDKII_JSON_COMPACT);
> + break;
> + }
> + }
> +
> +ON_RELEASE:
> +
> + if (HandleBuffer != NULL) {
> + FreePool (HandleBuffer);
> + }
> +
> + if (JsonValue != NULL) {
> + JsonValueFree (JsonValue);
> + }
> +
> + if (SchemaInfo.Uri != NULL) {
> + FreePool (SchemaInfo.Uri);
> + }
> +
> + return Status;
> +}
> +
> +/**
> + Provising redfish OEM resource with given schema information.
> +
> + @param[in] Uri Uri of input resource.
> + @param[in] Schema Redfish schema string.
> + @param[in] Version Schema version string.
> + @param[in] JsonText Input resource in JSON format string.
> + @param[out] JsonWithOem The input resource with OEM value
> attached.
> +
> + @retval EFI_SUCCESS OEM data is attached.
> + @retval EFI_UNSUPPORTED No OEM data is required in given schema.
> + @retval Others Some error happened.
> +
> +**/
> +EFI_STATUS
> +RedfishGetOemData (
> + IN EFI_STRING Uri,
> + IN CHAR8 *Schema,
> + IN CHAR8 *Version,
> + IN CHAR8 *JsonText,
> + OUT CHAR8 **JsonWithOem
> + )
> +{
> + REDFISH_RESOURCE_SCHEMA_INFO SchemaInfo;
> + EDKII_JSON_VALUE JsonValue;
> + EDKII_JSON_VALUE JsonValueWithOem;
The naming of JsonValueWithOem is a little bit confused. How about just naming
it as JsonValueOem? Which is a JSON new object inserted with OEM resource by
OEM callback.
> + EFI_STATUS Status;
> + EFI_HANDLE *HandleBuffer;
> + UINTN NumberOfHandles;
> + UINTN Index;
> + EDKII_REDFISH_RESOURCE_ADDENDUM_PROTOCOL *Protocol;
> +
> + if (IS_EMPTY_STRING (Uri) || IS_EMPTY_STRING (Schema) ||
> IS_EMPTY_STRING (Version) || IS_EMPTY_STRING (JsonText) ||
> (JsonWithOem == NULL)) {
> + return EFI_INVALID_PARAMETER;
> + }
> +
> + *JsonWithOem = NULL;
> + SchemaInfo.Uri = UnicodeToAscii (Uri);
> + SchemaInfo.Schema = Schema;
> + SchemaInfo.Version = Version;
> + JsonValue = NULL;
> + JsonValueWithOem = NULL;
> + NumberOfHandles = 0;
> + HandleBuffer = NULL;
> +
> + JsonValue = JsonLoadString (JsonText, 0, NULL); if ((JsonValue ==
> + NULL) || !JsonValueIsObject (JsonValue)) {
> + return EFI_OUT_OF_RESOURCES;
> + }
> +
> + JsonValueWithOem = JsonValueInitObject (); if ((JsonValueWithOem ==
> + NULL) || !JsonValueIsObject (JsonValueWithOem)) {
> + Status = EFI_OUT_OF_RESOURCES;
> + goto ON_RELEASE;
> + }
> +
> + Status = gBS->LocateHandleBuffer (
> + ByProtocol,
> + &gEdkIIRedfishResourceAddendumProtocolGuid,
> + NULL,
> + &NumberOfHandles,
> + &HandleBuffer
> + );
> + if (EFI_ERROR (Status)) {
> + goto ON_RELEASE;
> + }
> +
> + for (Index = 0; Index < NumberOfHandles; Index++) {
> + Status = gBS->HandleProtocol (
> + HandleBuffer[Index],
> + &gEdkIIRedfishResourceAddendumProtocolGuid,
> + (VOID **)&Protocol
> + );
> + if (EFI_ERROR (Status)) {
> + continue;
> + }
> +
> + Status = Protocol->OemCallback (Protocol, &SchemaInfo,
> JsonValueWithOem);
> + if (!EFI_ERROR (Status)) {
> + Status = JsonObjectSetValue (JsonValue, "Oem", JsonValueWithOem);
> + if (!EFI_ERROR (Status)) {
> + *JsonWithOem = JsonDumpString (JsonValue, EDKII_JSON_COMPACT);
> + }
> +
> + break;
> + }
> + }
> +
> +ON_RELEASE:
> +
> + if (HandleBuffer != NULL) {
> + FreePool (HandleBuffer);
> + }
> +
> + if (JsonValue != NULL) {
> + JsonValueFree (JsonValue);
> + }
> +
> + if (JsonValueWithOem != NULL) {
> + JsonValueFree (JsonValueWithOem);
> + }
> +
> + if (SchemaInfo.Uri != NULL) {
> + FreePool (SchemaInfo.Uri);
> + }
> +
> + return Status;
> +}
> diff --git
> a/RedfishClientPkg/Library/RedfishAddendumLib/RedfishAddendumLib.inf
> b/RedfishClientPkg/Library/RedfishAddendumLib/RedfishAddendumLib.inf
> new file mode 100644
> index 0000000000..7b9ef6114f
> --- /dev/null
> +++
> b/RedfishClientPkg/Library/RedfishAddendumLib/RedfishAddendumLib.inf
> @@ -0,0 +1,40 @@
> +## @file
> +#
> +# Copyright (c) 2022, NVIDIA CORPORATION & AFFILIATES. All rights
> reserved.
> +#
> +# SPDX-License-Identifier: BSD-2-Clause-Patent # ##
> +
> +[Defines]
> + INF_VERSION = 0x00010006
> + BASE_NAME = RedfishAddendumLib
> + FILE_GUID = 7B227D39-746D-4247-8291-27B0FA79A7AF
> + MODULE_TYPE = DXE_DRIVER
> + VERSION_STRING = 1.0
> + LIBRARY_CLASS = RedfishAddendumLib| DXE_DRIVER
> UEFI_DRIVER
> +
> +#
> +# VALID_ARCHITECTURES = IA32 X64 EBC
> +#
> +
> +[Sources]
> + RedfishAddendumLib.c
> +
> +[Packages]
> + MdePkg/MdePkg.dec
> + MdeModulePkg/MdeModulePkg.dec
> + RedfishPkg/RedfishPkg.dec
> + RedfishClientPkg/RedfishClientPkg.dec
> +
> +[LibraryClasses]
> + BaseLib
> + DebugLib
> + UefiBootServicesTableLib
> + MemoryAllocationLib
> + UefiLib
> + JsonLib
> +
> +[Protocols]
> + gEdkIIRedfishResourceAddendumProtocolGuid ## CONSUMED ##
> +
> diff --git a/RedfishClientPkg/RedfishClientLibs.dsc.inc
> b/RedfishClientPkg/RedfishClientLibs.dsc.inc
> index fe0c4b0885..6ce50e1980 100644
> --- a/RedfishClientPkg/RedfishClientLibs.dsc.inc
> +++ b/RedfishClientPkg/RedfishClientLibs.dsc.inc
> @@ -6,6 +6,7 @@
> # of EDKII network library classes.
> #
> # (C) Copyright 2021-2022 Hewlett Packard Enterprise Development LP<BR>
> +# Copyright (c) 2022, NVIDIA CORPORATION & AFFILIATES. All rights
> reserved.
> #
> # SPDX-License-Identifier: BSD-2-Clause-Patent
> #
> @@ -37,3 +38,4 @@
>
> EdkIIRedfishResourceConfigLib|RedfishClientPkg/Library/EdkIIRedfishResou
> rceConfigLib/EdkIIRedfishResourceConfigLib.inf
>
> RedfishEventLib|RedfishClientPkg/Library/RedfishEventLib/RedfishEventLib.i
> nf
>
> RedfishVersionLib|RedfishClientPkg/Library/RedfishVersionLib/RedfishVersi
> onLib.inf
> +
> +
> RedfishAddendumLib|RedfishClientPkg/Library/RedfishAddendumLib/Redfi
Also add the library to [Components] section in RedfishClientPkg.dsc.
Abner
> sh
> + AddendumLib.inf
> --
> 2.38.1.windows.1
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