audk/CryptoPkg/Library/BaseCryptLibNull/Cipher/CryptAesNull.c

108 lines
2.6 KiB
C

/** @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;
}