audk/CryptoPkg/Library/BaseCryptLibNull/Hash/CryptSm3Null.c

165 lines
4.2 KiB
C

/** @file
SM3 Digest Wrapper Null Implementation.
Copyright (c) 2019, 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 SM3 hash operations.
@return The size, in bytes, of the context buffer required for SM3 hash operations.
**/
UINTN
EFIAPI
Sm3GetContextSize (
VOID
)
{
ASSERT (FALSE);
return 0;
}
/**
Initializes user-supplied memory pointed by Sm3Context as SM3 hash context for
subsequent use.
If Sm3Context is NULL, then return FALSE.
@param[out] Sm3Context Pointer to SM3 context being initialized.
@retval TRUE SM3 context initialization succeeded.
@retval FALSE SM3 context initialization failed.
**/
BOOLEAN
EFIAPI
Sm3Init (
OUT VOID *Sm3Context
)
{
ASSERT (FALSE);
return FALSE;
}
/**
Makes a copy of an existing SM3 context.
If Sm3Context is NULL, then return FALSE.
If NewSm3Context is NULL, then return FALSE.
If this interface is not supported, then return FALSE.
@param[in] Sm3Context Pointer to SM3 context being copied.
@param[out] NewSm3Context Pointer to new SM3 context.
@retval TRUE SM3 context copy succeeded.
@retval FALSE SM3 context copy failed.
@retval FALSE This interface is not supported.
**/
BOOLEAN
EFIAPI
Sm3Duplicate (
IN CONST VOID *Sm3Context,
OUT VOID *NewSm3Context
)
{
ASSERT (FALSE);
return FALSE;
}
/**
Digests the input data and updates SM3 context.
This function performs SM3 digest on a data buffer of the specified size.
It can be called multiple times to compute the digest of long or discontinuous data streams.
SM3 context should be already correctly initialized by Sm3Init(), and should not be finalized
by Sm3Final(). Behavior with invalid context is undefined.
If Sm3Context is NULL, then return FALSE.
@param[in, out] Sm3Context Pointer to the SM3 context.
@param[in] Data Pointer to the buffer containing the data to be hashed.
@param[in] DataSize Size of Data buffer in bytes.
@retval TRUE SM3 data digest succeeded.
@retval FALSE SM3 data digest failed.
**/
BOOLEAN
EFIAPI
Sm3Update (
IN OUT VOID *Sm3Context,
IN CONST VOID *Data,
IN UINTN DataSize
)
{
ASSERT (FALSE);
return FALSE;
}
/**
Completes computation of the SM3 digest value.
This function completes SM3 hash computation and retrieves the digest value into
the specified memory. After this function has been called, the SM3 context cannot
be used again.
SM3 context should be already correctly initialized by Sm3Init(), and should not be
finalized by Sm3Final(). Behavior with invalid SM3 context is undefined.
If Sm3Context is NULL, then return FALSE.
If HashValue is NULL, then return FALSE.
@param[in, out] Sm3Context Pointer to the SM3 context.
@param[out] HashValue Pointer to a buffer that receives the SM3 digest
value (32 bytes).
@retval TRUE SM3 digest computation succeeded.
@retval FALSE SM3 digest computation failed.
**/
BOOLEAN
EFIAPI
Sm3Final (
IN OUT VOID *Sm3Context,
OUT UINT8 *HashValue
)
{
ASSERT (FALSE);
return FALSE;
}
/**
Computes the SM3 message digest of a input data buffer.
This function performs the SM3 message digest of a given data buffer, and places
the digest value into the specified memory.
If this interface is not supported, then return FALSE.
@param[in] Data Pointer to the buffer containing the data to be hashed.
@param[in] DataSize Size of Data buffer in bytes.
@param[out] HashValue Pointer to a buffer that receives the SM3 digest
value (32 bytes).
@retval TRUE SM3 digest computation succeeded.
@retval FALSE SM3 digest computation failed.
@retval FALSE This interface is not supported.
**/
BOOLEAN
EFIAPI
Sm3HashAll (
IN CONST VOID *Data,
IN UINTN DataSize,
OUT UINT8 *HashValue
)
{
ASSERT (FALSE);
return FALSE;
}