CryptoPkg/Library/BaseCryptLibRuntimeCryptProtocol/Cipher/CryptAesNull.c

   1 /** @file
   2   AES Wrapper Implementation which does not provide real capabilities.
   3
   4 Copyright (c) 2012, Intel Corporation. All rights reserved.<BR>
   5 This program and the accompanying materials
   6 are licensed and made available under the terms and conditions of the BSD License
   7 which accompanies this distribution.  The full text of the license may be found at
   8 http://opensource.org/licenses/bsd-license.php
   9
  10 THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
  11 WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
  12
  13 **/
  14
  15 #include "InternalCryptLib.h"
  16
  17 /**
  18   Retrieves the size, in bytes, of the context buffer required for AES operations.
  19
  20   Return zero to indicate this interface is not supported.
  21
  22   @retval  0   This interface is not supported.
  23
  24 **/
  25 UINTN
  26 EFIAPI
  27 AesGetContextSize (
  28   VOID
  29   )
  30 {
  31   ASSERT (FALSE);
  32   return 0;
  33 }
  34
  35 /**
  36   Initializes user-supplied memory as AES context for subsequent use.
  37
  38   Return FALSE to indicate this interface is not supported.
  39
  40   @param[out]  AesContext  Pointer to AES context being initialized.
  41   @param[in]   Key         Pointer to the user-supplied AES key.
  42   @param[in]   KeyLength   Length of AES key in bits.
  43
  44   @retval FALSE  This interface is not supported.
  45
  46 **/
  47 BOOLEAN
  48 EFIAPI
  49 AesInit (
  50   OUT  VOID         *AesContext,
  51   IN   CONST UINT8  *Key,
  52   IN   UINTN        KeyLength
  53   )
  54 {
  55   ASSERT (FALSE);
  56   return FALSE;
  57 }
  58
  59 /**
  60   Performs AES encryption on a data buffer of the specified size in ECB mode.
  61
  62   Return FALSE to indicate this interface is not supported.
  63
  64   @param[in]   AesContext  Pointer to the AES context.
  65   @param[in]   Input       Pointer to the buffer containing the data to be encrypted.
  66   @param[in]   InputSize   Size of the Input buffer in bytes.
  67   @param[out]  Output      Pointer to a buffer that receives the AES encryption output.
  68
  69   @retval FALSE  This interface is not supported.
  70
  71 **/
  72 BOOLEAN
  73 EFIAPI
  74 AesEcbEncrypt (
  75   IN   VOID         *AesContext,
  76   IN   CONST UINT8  *Input,
  77   IN   UINTN        InputSize,
  78   OUT  UINT8        *Output
  79   )
  80 {
  81   ASSERT (FALSE);
  82   return FALSE;
  83 }
  84
  85 /**
  86   Performs AES decryption on a data buffer of the specified size in ECB mode.
  87
  88   Return FALSE to indicate this interface is not supported.
  89
  90   @param[in]   AesContext  Pointer to the AES context.
  91   @param[in]   Input       Pointer to the buffer containing the data to be decrypted.
  92   @param[in]   InputSize   Size of the Input buffer in bytes.
  93   @param[out]  Output      Pointer to a buffer that receives the AES decryption output.
  94
  95   @retval FALSE  This interface is not supported.
  96
  97 **/
  98 BOOLEAN
  99 EFIAPI
 100 AesEcbDecrypt (
 101   IN   VOID         *AesContext,
 102   IN   CONST UINT8  *Input,
 103   IN   UINTN        InputSize,
 104   OUT  UINT8        *Output
 105   )
 106 {
 107   ASSERT (FALSE);
 108   return FALSE;
 109 }
 110
 111 /**
 112   Performs AES encryption on a data buffer of the specified size in CBC mode.
 113
 114   Return FALSE to indicate this interface is not supported.
 115
 116   @param[in]   AesContext  Pointer to the AES context.
 117   @param[in]   Input       Pointer to the buffer containing the data to be encrypted.
 118   @param[in]   InputSize   Size of the Input buffer in bytes.
 119   @param[in]   Ivec        Pointer to initialization vector.
 120   @param[out]  Output      Pointer to a buffer that receives the AES encryption output.
 121
 122   @retval FALSE  This interface is not supported.
 123
 124 **/
 125 BOOLEAN
 126 EFIAPI
 127 AesCbcEncrypt (
 128   IN   VOID         *AesContext,
 129   IN   CONST UINT8  *Input,
 130   IN   UINTN        InputSize,
 131   IN   CONST UINT8  *Ivec,
 132   OUT  UINT8        *Output
 133   )
 134 {
 135   ASSERT (FALSE);
 136   return FALSE;
 137 }
 138
 139 /**
 140   Performs AES decryption on a data buffer of the specified size in CBC mode.
 141
 142   Return FALSE to indicate this interface is not supported.
 143
 144   @param[in]   AesContext  Pointer to the AES context.
 145   @param[in]   Input       Pointer to the buffer containing the data to be encrypted.
 146   @param[in]   InputSize   Size of the Input buffer in bytes.
 147   @param[in]   Ivec        Pointer to initialization vector.
 148   @param[out]  Output      Pointer to a buffer that receives the AES encryption output.
 149
 150   @retval FALSE  This interface is not supported.
 151
 152 **/
 153 BOOLEAN
 154 EFIAPI
 155 AesCbcDecrypt (
 156   IN   VOID         *AesContext,
 157   IN   CONST UINT8  *Input,
 158   IN   UINTN        InputSize,
 159   IN   CONST UINT8  *Ivec,
 160   OUT  UINT8        *Output
 161   )
 162 {
 163   ASSERT (FALSE);
 164   return FALSE;
 165 }