[edk2-devel] [PATCH v3 11/20] MdePkg: : Adds Protocol for MockRng

["Doug Flick via groups.io" <dougflick=microsoft.com@groups.io>]

From: Doug Flick <dougflick@microsoft.com>

This patch adds a protocol for MockRng. This protocol is used to
mock the Rng protocol for testing purposes.

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>
---
 MdePkg/Test/Mock/Include/GoogleTest/Protocol/MockRng.h   | 48 ++++++++++++++++++++
 MdePkg/Test/Mock/Library/GoogleTest/Protocol/MockRng.cpp | 21 +++++++++
 2 files changed, 69 insertions(+)

diff --git a/MdePkg/Test/Mock/Include/GoogleTest/Protocol/MockRng.h b/MdePkg/Test/Mock/Include/GoogleTest/Protocol/MockRng.h
new file mode 100644
index 0000000000..b54f8a234b
--- /dev/null
+++ b/MdePkg/Test/Mock/Include/GoogleTest/Protocol/MockRng.h
@@ -0,0 +1,48 @@
+/** @file
+  This file declares a mock of Rng Protocol.
+
+  Copyright (c) Microsoft Corporation.
+  SPDX-License-Identifier: BSD-2-Clause-Patent
+**/
+
+#ifndef MOCK_RNG_H_
+#define MOCK_RNG_H_
+
+#include <Library/GoogleTestLib.h>
+#include <Library/FunctionMockLib.h>
+
+extern "C" {
+  #include <Uefi.h>
+  #include <Protocol/Rng.h>
+}
+
+struct MockRng {
+  MOCK_INTERFACE_DECLARATION (MockRng);
+
+  MOCK_FUNCTION_DECLARATION (
+    EFI_STATUS,
+    GetInfo,
+    (
+     IN EFI_RNG_PROTOCOL             *This,
+     IN OUT UINTN                    *RNGAlgorithmListSize,
+     OUT EFI_RNG_ALGORITHM           *RNGAlgorithmList
+    )
+    );
+
+  MOCK_FUNCTION_DECLARATION (
+    EFI_STATUS,
+    GetRng,
+    (
+     IN EFI_RNG_PROTOCOL            *This,
+     IN EFI_RNG_ALGORITHM           *RNGAlgorithm,
+     IN UINTN                       RNGValueLength,
+     OUT UINT8                      *RNGValue
+    )
+    );
+};
+
+extern "C" {
+  extern EFI_RNG_PROTOCOL  *gRngProtocol;
+}
+
+#endif // MOCK_RNG_H_
diff --git a/MdePkg/Test/Mock/Library/GoogleTest/Protocol/MockRng.cpp b/MdePkg/Test/Mock/Library/GoogleTest/Protocol/MockRng.cpp
new file mode 100644
index 0000000000..7d8b69cc86
--- /dev/null
+++ b/MdePkg/Test/Mock/Library/GoogleTest/Protocol/MockRng.cpp
@@ -0,0 +1,21 @@
+/** @file MockRng.cpp
+  Google Test mock for Rng Protocol
+
+  Copyright (c) Microsoft Corporation.
+  SPDX-License-Identifier: BSD-2-Clause-Patent
+**/
+
+#include <GoogleTest/Protocol/MockRng.h>
+
+MOCK_INTERFACE_DEFINITION (MockRng);
+MOCK_FUNCTION_DEFINITION (MockRng, GetInfo, 3, EFIAPI);
+MOCK_FUNCTION_DEFINITION (MockRng, GetRng, 4, EFIAPI);
+
+EFI_RNG_PROTOCOL  RNG_PROTOCOL_INSTANCE = {
+  GetInfo, // EFI_RNG_GET_INFO
+  GetRng   // EFI_RNG_GET_RNG
+};
+
+extern "C" {
+  EFI_RNG_PROTOCOL  *gRngProtocol = &RNG_PROTOCOL_INSTANCE;
+}
-- 
2.34.1



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