audk/CryptoPkg/Library/BaseCryptLib/Hmac/CryptHmacSha1Null.c

166 lines
3.8 KiB
C

/** @file
HMAC-SHA1 Wrapper Implementation which does not provide real capabilities.
Copyright (c) 2012 - 2017, 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-SHA1 operations.
(NOTE: This API is deprecated.
Use HmacSha1New() / HmacSha1Free() for HMAC-SHA1 Context operations.)
Return zero to indicate this interface is not supported.
@retval 0 This interface is not supported.
**/
UINTN
EFIAPI
HmacSha1GetContextSize (
VOID
)
{
ASSERT (FALSE);
return 0;
}
/**
Allocates and initializes one HMAC_CTX context for subsequent HMAC-SHA1 use.
Return NULL to indicate this interface is not supported.
@return NULL This interface is not supported..
**/
VOID *
EFIAPI
HmacSha1New (
VOID
)
{
ASSERT (FALSE);
return NULL;
}
/**
Release the specified HMAC_CTX context.
This function will do nothing.
@param[in] HmacSha1Ctx Pointer to the HMAC_CTX context to be released.
**/
VOID
EFIAPI
HmacSha1Free (
IN VOID *HmacSha1Ctx
)
{
ASSERT (FALSE);
return;
}
/**
Initializes user-supplied memory pointed by HmacSha1Context as HMAC-SHA1 context for
subsequent use.
Return FALSE to indicate this interface is not supported.
@param[out] HmacSha1Context Pointer to HMAC-SHA1 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
HmacSha1Init (
OUT VOID *HmacSha1Context,
IN CONST UINT8 *Key,
IN UINTN KeySize
)
{
ASSERT (FALSE);
return FALSE;
}
/**
Makes a copy of an existing HMAC-SHA1 context.
Return FALSE to indicate this interface is not supported.
@param[in] HmacSha1Context Pointer to HMAC-SHA1 context being copied.
@param[out] NewHmacSha1Context Pointer to new HMAC-SHA1 context.
@retval FALSE This interface is not supported.
**/
BOOLEAN
EFIAPI
HmacSha1Duplicate (
IN CONST VOID *HmacSha1Context,
OUT VOID *NewHmacSha1Context
)
{
ASSERT (FALSE);
return FALSE;
}
/**
Digests the input data and updates HMAC-SHA1 context.
Return FALSE to indicate this interface is not supported.
@param[in, out] HmacSha1Context Pointer to the HMAC-SHA1 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
HmacSha1Update (
IN OUT VOID *HmacSha1Context,
IN CONST VOID *Data,
IN UINTN DataSize
)
{
ASSERT (FALSE);
return FALSE;
}
/**
Completes computation of the HMAC-SHA1 digest value.
Return FALSE to indicate this interface is not supported.
@param[in, out] HmacSha1Context Pointer to the HMAC-SHA1 context.
@param[out] HmacValue Pointer to a buffer that receives the HMAC-SHA1 digest
value (20 bytes).
@retval FALSE This interface is not supported.
**/
BOOLEAN
EFIAPI
HmacSha1Final (
IN OUT VOID *HmacSha1Context,
OUT UINT8 *HmacValue
)
{
ASSERT (FALSE);
return FALSE;
}