1 files changed, 33 insertions, 0 deletions
diff --git a/OvmfPkg/Library/BlobVerifierLibNull/BlobVerifierNull.c b/OvmfPkg/Library/BlobVerifierLibNull/BlobVerifierNull.c
new file mode 100644
index 0000000000..975d4dd52f
--- /dev/null
+++ b/OvmfPkg/Library/BlobVerifierLibNull/BlobVerifierNull.c
@@ -0,0 +1,33 @@
+/** @file
+
+  Null implementation of the blob verifier library.
+
+  Copyright (C) 2021, IBM Corporation
+
+  SPDX-License-Identifier: BSD-2-Clause-Patent
+**/
+
+#include <Library/BaseLib.h>
+#include <Library/BlobVerifierLib.h>
+
+/**
+  Verify blob from an external source.
+
+  @param[in] BlobName           The name of the blob
+  @param[in] Buf                The data of the blob
+  @param[in] BufSize            The size of the blob in bytes
+
+  @retval EFI_SUCCESS           The blob was verified successfully.
+  @retval EFI_ACCESS_DENIED     The blob could not be verified, and therefore
+                                should be considered non-secure.
+**/
+EFI_STATUS
+EFIAPI
+VerifyBlob (
+  IN  CONST CHAR16    *BlobName,
+  IN  CONST VOID      *Buf,
+  IN  UINT32          BufSize
+  )
+{
+  return EFI_SUCCESS;
+}