mirror of https://github.com/acidanthera/audk.git
140 lines
3.1 KiB
C
140 lines
3.1 KiB
C
/** @file
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HMAC-SHA256 Wrapper Implementation which does not provide real capabilities.
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Copyright (c) 2016 - 2020, Intel Corporation. All rights reserved.<BR>
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SPDX-License-Identifier: BSD-2-Clause-Patent
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**/
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#include "InternalCryptLib.h"
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/**
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Allocates and initializes one HMAC_CTX context for subsequent HMAC-SHA256 use.
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Return NULL to indicate this interface is not supported.
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@return NULL This interface is not supported..
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**/
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VOID *
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EFIAPI
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HmacSha256New (
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VOID
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)
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{
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ASSERT (FALSE);
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return NULL;
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}
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/**
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Release the specified HMAC_CTX context.
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This function will do nothing.
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@param[in] HmacSha256Ctx Pointer to the HMAC_CTX context to be released.
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**/
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VOID
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EFIAPI
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HmacSha256Free (
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IN VOID *HmacSha256Ctx
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)
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{
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ASSERT (FALSE);
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return;
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}
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/**
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Set user-supplied key for subsequent use. It must be done before any
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calling to HmacSha256Update().
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Return FALSE to indicate this interface is not supported.
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@param[out] HmacSha256Context Pointer to HMAC-SHA256 context.
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@param[in] Key Pointer to the user-supplied key.
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@param[in] KeySize Key size in bytes.
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@retval FALSE This interface is not supported.
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**/
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BOOLEAN
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EFIAPI
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HmacSha256SetKey (
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OUT VOID *HmacSha256Context,
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IN CONST UINT8 *Key,
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IN UINTN KeySize
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)
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{
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ASSERT (FALSE);
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return FALSE;
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}
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/**
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Makes a copy of an existing HMAC-SHA256 context.
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Return FALSE to indicate this interface is not supported.
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@param[in] HmacSha256Context Pointer to HMAC-SHA256 context being copied.
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@param[out] NewHmacSha256Context Pointer to new HMAC-SHA256 context.
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@retval FALSE This interface is not supported.
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**/
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BOOLEAN
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EFIAPI
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HmacSha256Duplicate (
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IN CONST VOID *HmacSha256Context,
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OUT VOID *NewHmacSha256Context
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)
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{
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ASSERT (FALSE);
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return FALSE;
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}
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/**
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Digests the input data and updates HMAC-SHA256 context.
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Return FALSE to indicate this interface is not supported.
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@param[in, out] HmacSha256Context Pointer to the HMAC-SHA256 context.
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@param[in] Data Pointer to the buffer containing the data to be digested.
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@param[in] DataSize Size of Data buffer in bytes.
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@retval FALSE This interface is not supported.
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**/
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BOOLEAN
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EFIAPI
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HmacSha256Update (
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IN OUT VOID *HmacSha256Context,
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IN CONST VOID *Data,
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IN UINTN DataSize
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)
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{
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ASSERT (FALSE);
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return FALSE;
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}
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/**
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Completes computation of the HMAC-SHA256 digest value.
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Return FALSE to indicate this interface is not supported.
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@param[in, out] HmacSha256Context Pointer to the HMAC-SHA256 context.
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@param[out] HmacValue Pointer to a buffer that receives the HMAC-SHA256 digest
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value (32 bytes).
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@retval FALSE This interface is not supported.
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**/
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BOOLEAN
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EFIAPI
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HmacSha256Final (
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IN OUT VOID *HmacSha256Context,
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OUT UINT8 *HmacValue
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)
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{
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ASSERT (FALSE);
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return FALSE;
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}
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