1 files changed, 130 insertions, 0 deletions
diff --git a/CryptoPkg/Library/BaseCryptLib/Cipher/CryptArc4Null.c b/CryptoPkg/Library/BaseCryptLib/Cipher/CryptArc4Null.c
new file mode 100644
index 0000000000..1275e20f89
--- /dev/null
+++ b/CryptoPkg/Library/BaseCryptLib/Cipher/CryptArc4Null.c
@@ -0,0 +1,130 @@
+/** @file 
+  ARC4 Wrapper Implementation which does not provide real capabilities.
+
+Copyright (c) 2012, 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 "InternalCryptLib.h"
+
+/**
+  Retrieves the size, in bytes, of the context buffer required for ARC4 operations.
+
+  Return zero to indicate this interface is not supported.
+
+  @retval  0   This interface is not supported.
+
+
+**/
+UINTN
+EFIAPI
+Arc4GetContextSize (
+  VOID
+  )
+{
+  ASSERT (FALSE);
+  return 0;
+}
+
+/**
+  Initializes user-supplied memory as ARC4 context for subsequent use.
+
+  Return FALSE to indicate this interface is not supported.
+
+  @param[out]  Arc4Context  Pointer to ARC4 context being initialized.
+  @param[in]   Key          Pointer to the user-supplied ARC4 key.
+  @param[in]   KeySize      Size of ARC4 key in bytes.
+
+  @retval FALSE  This interface is not supported.
+
+**/
+BOOLEAN
+EFIAPI
+Arc4Init (
+  OUT  VOID         *Arc4Context,
+  IN   CONST UINT8  *Key,
+  IN   UINTN        KeySize
+  )
+{
+  ASSERT (FALSE);
+  return FALSE;
+}
+
+/**
+  Performs ARC4 encryption on a data buffer of the specified size.
+
+  Return FALSE to indicate this interface is not supported.
+
+  @param[in, out]  Arc4Context  Pointer to the ARC4 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[out]      Output       Pointer to a buffer that receives the ARC4 encryption output.
+
+  @retval FALSE  This interface is not supported.
+
+**/
+BOOLEAN
+EFIAPI
+Arc4Encrypt (
+  IN OUT  VOID         *Arc4Context,
+  IN      CONST UINT8  *Input,
+  IN      UINTN        InputSize,
+  OUT     UINT8        *Output
+  )
+{ 
+  ASSERT (FALSE);
+  return FALSE;
+}
+
+/**
+  Performs ARC4 decryption on a data buffer of the specified size.
+
+  Return FALSE to indicate this interface is not supported.
+
+  @param[in, out]  Arc4Context  Pointer to the ARC4 context.
+  @param[in]       Input        Pointer to the buffer containing the data to be decrypted.
+  @param[in]       InputSize    Size of the Input buffer in bytes.
+  @param[out]      Output       Pointer to a buffer that receives the ARC4 decryption output.
+
+  @retval FALSE  This interface is not supported.
+
+**/
+BOOLEAN
+EFIAPI
+Arc4Decrypt (
+  IN OUT  VOID   *Arc4Context,
+  IN      UINT8  *Input,
+  IN      UINTN  InputSize,
+  OUT     UINT8  *Output
+  )
+{
+  ASSERT (FALSE);
+  return FALSE;
+}
+
+/**
+  Resets the ARC4 context to the initial state.
+
+  Return FALSE to indicate this interface is not supported.
+
+  @param[in, out]  Arc4Context  Pointer to the ARC4 context.
+
+  @retval FALSE  This interface is not supported.
+
+**/
+BOOLEAN
+EFIAPI
+Arc4Reset (
+  IN OUT  VOID  *Arc4Context
+  )
+{
+  ASSERT (FALSE);
+  return FALSE;
+}