-----Original Message-----
From: Chang, Abner (HPS SW/FW Technologist) <abner.chang@...>
Sent: Tuesday, October 13, 2020 12:08 PM
To: devel@edk2.groups.io
Cc: Jiaxin Wu <jiaxin.wu@...>; Siyuan Fu <siyuan.fu@...>; Fan
Wang <fan.wang@...>; Jiewen Yao <jiewen.yao@...>; Wang,
Nickle (HPS SW) <nickle.wang@...>
Subject: [EFI Redfish Host Interface PATCH 3/5]
RedfishPkg/PlatformHostInterfaceLib: Platform NULL lib

NULL instance of PlatformHostInterfaceLib.

Signed-off-by: Abner Chang <abner.chang@...>

Cc: Jiaxin Wu <jiaxin.wu@...>
Cc: Siyuan Fu <siyuan.fu@...>
Cc: Fan Wang <fan.wang@...>
Cc: Jiewen Yao <jiewen.yao@...>
Cc: Nickle Wang <nickle.wang@...>
---
.../PlatformHostInterfaceLibNull.c | 53 +++++++++++++++++++
.../PlatformHostInterfaceLibNull.inf | 34 ++++++++++++
2 files changed, 87 insertions(+)
create mode 100644
RedfishPkg/Library/PlatformHostInterfaceLibNull/PlatformHostInterfaceLibN
ull.c
create mode 100644
RedfishPkg/Library/PlatformHostInterfaceLibNull/PlatformHostInterfaceLibN
ull.inf

diff --git
a/RedfishPkg/Library/PlatformHostInterfaceLibNull/PlatformHostInterfaceLi
bNull.c
b/RedfishPkg/Library/PlatformHostInterfaceLibNull/PlatformHostInterfaceLi
bNull.c
new file mode 100644
index 0000000000..7653f22d25
--- /dev/null
+++
b/RedfishPkg/Library/PlatformHostInterfaceLibNull/PlatformHostInterfaceLi
bNull.c
@@ -0,0 +1,53 @@
+/** @file
+ NULL instace of RedfishPlatformHostInterfaceLib
+
+ (C) Copyright 2020 Hewlett Packard Enterprise Development LP<BR>
+
+ SPDX-License-Identifier: BSD-2-Clause-Patent
+
+**/
+#include <Uefi.h>
+#include <Library/BaseLib.h>
+#include <Library/RedfishHostInterfaceLib.h>
+#include <Library/UefiLib.h>
+
+/**
+ Get platform Redfish host interface device descriptor.
+
+ @param[out] DeviceType Pointer to retrieve device type.
+ @param[out] DeviceDescriptor Pointer to retrieve
REDFISH_INTERFACE_DATA, caller has to free
+ this memory using FreePool().
+ @retval EFI_SUCCESS Device descriptor is returned successfully in
DeviceDescriptor.
+ @retval EFI_NOT_FOUND No Redfish host interface descriptor provided
on this platform.
+ @retval Others Fail to get device descriptor.
+**/
+EFI_STATUS
+RedfishPlatformHostInterfaceDeviceDescriptor (
+ IN UINT8 *DeviceType,
+ IN REDFISH_INTERFACE_DATA **DeviceDescriptor
+)
+{
+ return EFI_NOT_FOUND;
+}
+/**
+ Get platform Redfish host interface protocol data.
+ Caller should pass NULL in ProtocolRecord to retrive the first protocol
record.
+ Then continuously pass previous ProtocolRecord for retrieving the next
ProtocolRecord.
+
+ @param[in, out] ProtocolRecord Pointer to retrieve the first or the next
protocol record.
+ caller has to free the new protocol record returned from
+ this function using FreePool().
+ param[in] IndexOfProtocolData The index of protocol data.
+
+ @retval EFI_SUCESS Protocol records are all returned.
+ @retval EFI_NOT_FOUND No more protocol records.
+ @retval Others Fail to get protocol records.
+**/
+EFI_STATUS
+RedfishPlatformHostInterfaceProtocolData (
+ IN MC_HOST_INTERFACE_PROTOCOL_RECORD **ProtocolRecord,
+ IN UINT8 IndexOfProtocolData
+)
+{
+ return EFI_NOT_FOUND;
+}
diff --git
a/RedfishPkg/Library/PlatformHostInterfaceLibNull/PlatformHostInterfaceLi
bNull.inf
b/RedfishPkg/Library/PlatformHostInterfaceLibNull/PlatformHostInterfaceLi
bNull.inf
new file mode 100644
index 0000000000..bb840ce3cb
--- /dev/null
+++
b/RedfishPkg/Library/PlatformHostInterfaceLibNull/PlatformHostInterfaceLi
bNull.inf
@@ -0,0 +1,34 @@
+## @file
+# NULL instance of RedfishPlatformHostInterfaceLib
+#
+# (C) Copyright 2020 Hewlett Packard Enterprise Development LP<BR>
+#
+# SPDX-License-Identifier: BSD-2-Clause-Patent
+#
+##
+
+[Defines]
+ INF_VERSION = 0x0001000b
+ BASE_NAME = RedfishPlatformHostInterfaceLibNull
+ FILE_GUID = 851229BF-4D8B-30F3-DD0D-20AFAF99A77B
+ MODULE_TYPE = DXE_DRIVER
+ VERSION_STRING = 1.0
+ LIBRARY_CLASS = RedfishPlatformHostInterfaceLib
+
+#
+# VALID_ARCHITECTURES = IA32 X64 ARM AARCH64
+#
+
+[Sources]
+ PlatformHostInterfaceLibNull.c
+
+[Packages]
+ MdePkg/MdePkg.dec
+ MdeModulePkg/MdeModulePkg.dec
+ RedfishPkg/RedfishPkg.dec
+
+[LibraryClasses]
+ UefiLib
+ BaseLib
+ DebugLib
+
--
2.17.1