CryptoPkg: Replace BSD License with BSD+Patent License

[mirror_edk2.git] / CryptoPkg / Library / BaseCryptLib / Cipher / CryptArc4Null.c

/** @file\r
  ARC4 Wrapper Implementation which does not provide real capabilities.\r
\r
Copyright (c) 2012 - 2018, Intel Corporation. All rights reserved.<BR>\r
SPDX-License-Identifier: BSD-2-Clause-Patent\r
\r
**/\r
\r
#include "InternalCryptLib.h"\r
\r
/**\r
  Retrieves the size, in bytes, of the context buffer required for ARC4 operations.\r
\r
  Return zero to indicate this interface is not supported.\r
\r
  @retval  0   This interface is not supported.\r
\r
\r
**/\r
UINTN\r
EFIAPI\r
Arc4GetContextSize (\r
  VOID\r
  )\r
{\r
  ASSERT (FALSE);\r
  return 0;\r
}\r
\r
/**\r
  Initializes user-supplied memory as ARC4 context for subsequent use.\r
\r
  Return FALSE to indicate this interface is not supported.\r
\r
  @param[out]  Arc4Context  Pointer to ARC4 context being initialized.\r
  @param[in]   Key          Pointer to the user-supplied ARC4 key.\r
  @param[in]   KeySize      Size of ARC4 key in bytes.\r
\r
  @retval FALSE  This interface is not supported.\r
\r
**/\r
BOOLEAN\r
EFIAPI\r
Arc4Init (\r
  OUT  VOID         *Arc4Context,\r
  IN   CONST UINT8  *Key,\r
  IN   UINTN        KeySize\r
  )\r
{\r
  ASSERT (FALSE);\r
  return FALSE;\r
}\r
\r
/**\r
  Performs ARC4 encryption on a data buffer of the specified size.\r
\r
  Return FALSE to indicate this interface is not supported.\r
\r
  @param[in, out]  Arc4Context  Pointer to the ARC4 context.\r
  @param[in]       Input        Pointer to the buffer containing the data to be encrypted.\r
  @param[in]       InputSize    Size of the Input buffer in bytes.\r
  @param[out]      Output       Pointer to a buffer that receives the ARC4 encryption output.\r
\r
  @retval FALSE  This interface is not supported.\r
\r
**/\r
BOOLEAN\r
EFIAPI\r
Arc4Encrypt (\r
  IN OUT  VOID         *Arc4Context,\r
  IN      CONST UINT8  *Input,\r
  IN      UINTN        InputSize,\r
  OUT     UINT8        *Output\r
  )\r
{\r
  ASSERT (FALSE);\r
  return FALSE;\r
}\r
\r
/**\r
  Performs ARC4 decryption on a data buffer of the specified size.\r
\r
  Return FALSE to indicate this interface is not supported.\r
\r
  @param[in, out]  Arc4Context  Pointer to the ARC4 context.\r
  @param[in]       Input        Pointer to the buffer containing the data to be decrypted.\r
  @param[in]       InputSize    Size of the Input buffer in bytes.\r
  @param[out]      Output       Pointer to a buffer that receives the ARC4 decryption output.\r
\r
  @retval FALSE  This interface is not supported.\r
\r
**/\r
BOOLEAN\r
EFIAPI\r
Arc4Decrypt (\r
  IN OUT  VOID   *Arc4Context,\r
  IN      UINT8  *Input,\r
  IN      UINTN  InputSize,\r
  OUT     UINT8  *Output\r
  )\r
{\r
  ASSERT (FALSE);\r
  return FALSE;\r
}\r
\r
/**\r
  Resets the ARC4 context to the initial state.\r
\r
  Return FALSE to indicate this interface is not supported.\r
\r
  @param[in, out]  Arc4Context  Pointer to the ARC4 context.\r
\r
  @retval FALSE  This interface is not supported.\r
\r
**/\r
BOOLEAN\r
EFIAPI\r
Arc4Reset (\r
  IN OUT  VOID  *Arc4Context\r
  )\r
{\r
  ASSERT (FALSE);\r
  return FALSE;\r
}\r