MdePkg: Add MockHash2 Protocol for testing

This commit adds a new MockHash2 protocol to the MdePkg. This allows
the unit tests to pick up the new protocol and use it for testing.

Cc: Michael D Kinney <michael.d.kinney@intel.com>
Cc: Liming Gao <gaoliming@byosoft.com.cn>
Cc: Zhiguang Liu <zhiguang.liu@intel.com>

Signed-off-by: Doug Flick [MSFT] <doug.edk2@gmail.com>
Reviewed-by: Liming Gao <gaoliming@byosoft.com.cn>

MdePkg/Test/Mock/Include/GoogleTest/Protocol/MockHash2.h

@@ -0,0 +1,67 @@
+/** @file
+  This file declares a mock of Hash2 Protocol.
+
+  Copyright (c) Microsoft Corporation.
+  SPDX-License-Identifier: BSD-2-Clause-Patent
+**/
+
+#ifndef MOCK_HASH2_H_
+#define MOCK_HASH2_H_
+
+#include <Library/GoogleTestLib.h>
+#include <Library/FunctionMockLib.h>
+
+extern "C" {
+  #include <Uefi.h>
+  #include <Protocol/Hash2.h>
+}
+
+struct MockHash2 {
+  MOCK_INTERFACE_DECLARATION (MockHash2);
+
+  MOCK_FUNCTION_DECLARATION (
+    EFI_STATUS,
+    GetHashSize,
+    (IN CONST EFI_HASH2_PROTOCOL  *This,
+     IN CONST EFI_GUID            *HashAlgorithm,
+     OUT UINTN                    *HashSize)
+    );
+
+  MOCK_FUNCTION_DECLARATION (
+    EFI_STATUS,
+    Hash,
+    (IN CONST EFI_HASH2_PROTOCOL  *This,
+     IN CONST EFI_GUID            *HashAlgorithm,
+     IN CONST UINT8               *Message,
+     IN UINTN                     MessageSize,
+     IN OUT EFI_HASH2_OUTPUT      *Hash)
+    );
+
+  MOCK_FUNCTION_DECLARATION (
+    EFI_STATUS,
+    HashInit,
+    (IN CONST EFI_HASH2_PROTOCOL  *This,
+     IN CONST EFI_GUID            *HashAlgorithm)
+    );
+
+  MOCK_FUNCTION_DECLARATION (
+    EFI_STATUS,
+    HashUpdate,
+    (IN CONST EFI_HASH2_PROTOCOL  *This,
+     IN CONST UINT8               *Message,
+     IN UINTN                     MessageSize)
+    );
+
+  MOCK_FUNCTION_DECLARATION (
+    EFI_STATUS,
+    HashFinal,
+    (IN CONST EFI_HASH2_PROTOCOL  *This,
+     IN OUT EFI_HASH2_OUTPUT      *Hash)
+    );
+};
+
+extern "C" {
+  extern EFI_HASH2_PROTOCOL  *gHash2Protocol;
+}
+
+#endif // MOCK_HASH2_H_