audk/CryptoPkg/Library/BaseCryptLib/Hmac/CryptHmacMd5Null.c

128 lines
3.1 KiB
C

/** @file
HMAC-MD5 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 HMAC-MD5 operations.
Return zero to indicate this interface is not supported.
@retval 0 This interface is not supported.
**/
UINTN
EFIAPI
HmacMd5GetContextSize (
VOID
)
{
ASSERT (FALSE);
return 0;
}
/**
Initializes user-supplied memory pointed by HmacMd5Context as HMAC-MD5 context for
subsequent use.
Return FALSE to indicate this interface is not supported.
@param[out] HmacMd5Context Pointer to HMAC-MD5 context being initialized.
@param[in] Key Pointer to the user-supplied key.
@param[in] KeySize Key size in bytes.
@retval FALSE This interface is not supported.
**/
BOOLEAN
EFIAPI
HmacMd5Init (
OUT VOID *HmacMd5Context,
IN CONST UINT8 *Key,
IN UINTN KeySize
)
{
ASSERT (FALSE);
return FALSE;
}
/**
Makes a copy of an existing HMAC-MD5 context.
Return FALSE to indicate this interface is not supported.
@param[in] HmacMd5Context Pointer to HMAC-MD5 context being copied.
@param[out] NewHmacMd5Context Pointer to new HMAC-MD5 context.
@retval FALSE This interface is not supported.
**/
BOOLEAN
EFIAPI
HmacMd5Duplicate (
IN CONST VOID *HmacMd5Context,
OUT VOID *NewHmacMd5Context
)
{
ASSERT (FALSE);
return FALSE;
}
/**
Digests the input data and updates HMAC-MD5 context.
Return FALSE to indicate this interface is not supported.
@param[in, out] HmacMd5Context Pointer to the HMAC-MD5 context.
@param[in] Data Pointer to the buffer containing the data to be digested.
@param[in] DataSize Size of Data buffer in bytes.
@retval FALSE This interface is not supported.
**/
BOOLEAN
EFIAPI
HmacMd5Update (
IN OUT VOID *HmacMd5Context,
IN CONST VOID *Data,
IN UINTN DataSize
)
{
ASSERT (FALSE);
return FALSE;
}
/**
Completes computation of the HMAC-MD5 digest value.
Return FALSE to indicate this interface is not supported.
@param[in, out] HmacMd5Context Pointer to the HMAC-MD5 context.
@param[out] HmacValue Pointer to a buffer that receives the HMAC-MD5 digest
value (16 bytes).
@retval FALSE This interface is not supported.
**/
BOOLEAN
EFIAPI
HmacMd5Final (
IN OUT VOID *HmacMd5Context,
OUT UINT8 *HmacValue
)
{
ASSERT (FALSE);
return FALSE;
}