1 files changed, 107 insertions, 0 deletions
diff --git a/src/VBox/Devices/EFI/Firmware/CryptoPkg/Library/BaseCryptLib/Cipher/CryptAesNull.c b/src/VBox/Devices/EFI/Firmware/CryptoPkg/Library/BaseCryptLib/Cipher/CryptAesNull.c
new file mode 100644
index 00000000..40d94c66
--- /dev/null
+++ b/src/VBox/Devices/EFI/Firmware/CryptoPkg/Library/BaseCryptLib/Cipher/CryptAesNull.c
@@ -0,0 +1,107 @@
+/** @file
+  AES Wrapper Implementation which does not provide real capabilities.
+
+Copyright (c) 2012 - 2018, Intel Corporation. All rights reserved.<BR>
+SPDX-License-Identifier: BSD-2-Clause-Patent
+
+**/
+
+#include "InternalCryptLib.h"
+
+/**
+  Retrieves the size, in bytes, of the context buffer required for AES operations.
+
+  Return zero to indicate this interface is not supported.
+
+  @retval  0   This interface is not supported.
+
+**/
+UINTN
+EFIAPI
+AesGetContextSize (
+  VOID
+  )
+{
+  ASSERT (FALSE);
+  return 0;
+}
+
+/**
+  Initializes user-supplied memory as AES context for subsequent use.
+
+  Return FALSE to indicate this interface is not supported.
+
+  @param[out]  AesContext  Pointer to AES context being initialized.
+  @param[in]   Key         Pointer to the user-supplied AES key.
+  @param[in]   KeyLength   Length of AES key in bits.
+
+  @retval FALSE  This interface is not supported.
+
+**/
+BOOLEAN
+EFIAPI
+AesInit (
+  OUT  VOID         *AesContext,
+  IN   CONST UINT8  *Key,
+  IN   UINTN        KeyLength
+  )
+{
+  ASSERT (FALSE);
+  return FALSE;
+}
+
+/**
+  Performs AES encryption on a data buffer of the specified size in CBC mode.
+
+  Return FALSE to indicate this interface is not supported.
+
+  @param[in]   AesContext  Pointer to the AES context.
+  @param[in]   Input       Pointer to the buffer containing the data to be encrypted.
+  @param[in]   InputSize   Size of the Input buffer in bytes.
+  @param[in]   Ivec        Pointer to initialization vector.
+  @param[out]  Output      Pointer to a buffer that receives the AES encryption output.
+
+  @retval FALSE  This interface is not supported.
+
+**/
+BOOLEAN
+EFIAPI
+AesCbcEncrypt (
+  IN   VOID         *AesContext,
+  IN   CONST UINT8  *Input,
+  IN   UINTN        InputSize,
+  IN   CONST UINT8  *Ivec,
+  OUT  UINT8        *Output
+  )
+{
+  ASSERT (FALSE);
+  return FALSE;
+}
+
+/**
+  Performs AES decryption on a data buffer of the specified size in CBC mode.
+
+  Return FALSE to indicate this interface is not supported.
+
+  @param[in]   AesContext  Pointer to the AES context.
+  @param[in]   Input       Pointer to the buffer containing the data to be encrypted.
+  @param[in]   InputSize   Size of the Input buffer in bytes.
+  @param[in]   Ivec        Pointer to initialization vector.
+  @param[out]  Output      Pointer to a buffer that receives the AES encryption output.
+
+  @retval FALSE  This interface is not supported.
+
+**/
+BOOLEAN
+EFIAPI
+AesCbcDecrypt (
+  IN   VOID         *AesContext,
+  IN   CONST UINT8  *Input,
+  IN   UINTN        InputSize,
+  IN   CONST UINT8  *Ivec,
+  OUT  UINT8        *Output
+  )
+{
+  ASSERT (FALSE);
+  return FALSE;
+}