1 files changed, 69 insertions, 0 deletions
diff --git a/Core/CryptoPkg/Application/Cryptest/RandVerify.c b/Core/CryptoPkg/Application/Cryptest/RandVerify.c
new file mode 100644
index 0000000000..c9e7341c3a
--- /dev/null
+++ b/Core/CryptoPkg/Application/Cryptest/RandVerify.c
@@ -0,0 +1,69 @@
+/** @file  
+  Application for Pseudorandom Number Generator Validation.
+
+Copyright (c) 2010, Intel Corporation. All rights reserved.<BR>
+This program and the accompanying materials
+are licensed and made available under the terms and conditions of the BSD License
+which accompanies this distribution.  The full text of the license may be found at
+http://opensource.org/licenses/bsd-license.php
+
+THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+
+**/
+
+#include "Cryptest.h"
+
+#define  RANDOM_NUMBER_SIZE  256
+
+CONST  UINT8  SeedString[] = "This is the random seed for PRNG verification.";
+
+UINT8  PreviousRandomBuffer[RANDOM_NUMBER_SIZE] = { 0x0 };
+
+UINT8  RandomBuffer[RANDOM_NUMBER_SIZE] = { 0x0 };
+
+/**
+  Validate UEFI-OpenSSL pseudorandom number generator interfaces.
+
+  @retval  EFI_SUCCESS  Validation succeeded.
+  @retval  EFI_ABORTED  Validation failed.
+
+**/
+EFI_STATUS
+ValidateCryptPrng (
+  VOID
+  )
+{
+  UINTN    Index;
+  BOOLEAN  Status;
+
+  Print (L" \nUEFI-OpenSSL PRNG Engine Testing:\n");
+
+  Print (L"- Random Generation...");
+
+  Status = RandomSeed (SeedString, sizeof (SeedString));
+  if (!Status) {
+    Print (L"[Fail]");
+    return EFI_ABORTED;
+  }
+
+  for (Index = 0; Index < 10; Index ++) {
+    Status = RandomBytes (RandomBuffer, RANDOM_NUMBER_SIZE);
+    if (!Status) {
+      Print (L"[Fail]");
+      return EFI_ABORTED;
+    }
+
+    if (CompareMem (PreviousRandomBuffer, RandomBuffer, RANDOM_NUMBER_SIZE) == 0) {
+      Print (L"[Fail]");
+      return EFI_ABORTED;
+    }
+
+    CopyMem (PreviousRandomBuffer, RandomBuffer, RANDOM_NUMBER_SIZE);
+  }
+
+  Print (L"[Pass]\n");
+
+  return EFI_SUCCESS;
+
+}