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166 lines
3.7 KiB
166 lines
3.7 KiB
/** @file
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HMAC-SHA256 Wrapper Implementation which does not provide real capabilities.
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Copyright (c) 2016 - 2017, Intel Corporation. All rights reserved.<BR>
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This program and the accompanying materials
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are licensed and made available under the terms and conditions of the BSD License
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which accompanies this distribution. The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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**/
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#include "InternalCryptLib.h"
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/**
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Retrieves the size, in bytes, of the context buffer required for HMAC-SHA256 operations.
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(NOTE: This API is deprecated.
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Use HmacSha256New() / HmacSha256Free() for HMAC-SHA256 Context operations.)
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Return zero to indicate this interface is not supported.
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@retval 0 This interface is not supported.
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**/
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UINTN
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EFIAPI
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HmacSha256GetContextSize (
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VOID
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)
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{
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ASSERT (FALSE);
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return 0;
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}
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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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Initializes user-supplied memory pointed by HmacSha256Context as HMAC-SHA256 context for
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subsequent use.
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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 being initialized.
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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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HmacSha256Init (
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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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