FmpDevicePkg: Add FmpDependencyCheck library class and instances

[mirror_edk2.git] / FmpDevicePkg / Library / FmpDependencyCheckLibNull / FmpDependencyCheckLibNull.c

diff --git a/FmpDevicePkg/Library/FmpDependencyCheckLibNull/FmpDependencyCheckLibNull.c b/FmpDevicePkg/Library/FmpDependencyCheckLibNull/FmpDependencyCheckLibNull.c
new file mode 100644 (file)
index 0000000..55e9af2
--- /dev/null
+++ b/FmpDevicePkg/Library/FmpDependencyCheckLibNull/FmpDependencyCheckLibNull.c
@@ -0,0 +1,34 @@
+/** @file\r
+  Null instance of FmpDependencyCheckLib.\r
+\r
+  Copyright (c) 2020, Intel Corporation. All rights reserved.<BR>\r
+\r
+  SPDX-License-Identifier: BSD-2-Clause-Patent\r
+\r
+**/\r
+#include <PiDxe.h>\r
+#include <Library/FmpDependencyCheckLib.h>\r
+\r
+/**\r
+  Check dependency for firmware update.\r
+\r
+  @param[in]  ImageTypeId        Image Type Id.\r
+  @param[in]  Version            New version.\r
+  @param[in]  Dependencies       Fmp dependency.\r
+  @param[in]  DependenciesSize   Size, in bytes, of the Fmp dependency.\r
+\r
+  @retval  TRUE    Dependencies are satisfied.\r
+  @retval  FALSE   Dependencies are unsatisfied or dependency check fails.\r
+\r
+**/\r
+BOOLEAN\r
+EFIAPI\r
+CheckFmpDependency (\r
+  IN  EFI_GUID                ImageTypeId,\r
+  IN  UINT32                  Version,\r
+  IN  EFI_FIRMWARE_IMAGE_DEP  *Dependencies,    OPTIONAL\r
+  IN  UINT32                  DependenciesSize\r
+  )\r
+{\r
+  return TRUE;\r
+}\r