4b1b7c1913
REF: https://bugzilla.tianocore.org/show_bug.cgi?id=1928 1. Implement OpenSSL HKDF wrapped function in CryptHkdf.c file. 2. Implement stub implementation function in CryptHkdfNull.c file. 3. Add wrapped HKDF function declaration to BaseCryptLib.h file. 4. Add CryptHkdf.c to module information BaseCryptLib.inf file. 5. Add CryptHkdfNull.c to module information PeiCryptLib.inf, RuntimeCryptLib.inf and SmmCryptLib.inf Signed-off-by: Gary West <Gary.West@intel.com> Cc: Jian Wang <jian.j.wang@intel.com> Cc: Ting Ye <ting.ye@intel.com> Reviewed-by: Jian Wang <jian.j.wang@intel.com>
44 lines
1.3 KiB
C
44 lines
1.3 KiB
C
/** @file
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HMAC-SHA256 KDF Wrapper Implementation which does not provide real capabilities.
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Copyright (c) 2018 - 2019, 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 <Library/BaseCryptLib.h>
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#include <Library/DebugLib.h>
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/**
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Derive key data using HMAC-SHA256 based KDF.
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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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@param[in] Salt Pointer to the salt(non-secret) value.
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@param[in] SaltSize Salt size in bytes.
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@param[in] Info Pointer to the application specific info.
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@param[in] InfoSize Info size in bytes.
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@param[Out] Out Pointer to buffer to receive hkdf value.
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@param[in] OutSize Size of hkdf bytes to generate.
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@retval TRUE Hkdf generated successfully.
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@retval FALSE Hkdf generation failed.
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**/
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BOOLEAN
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EFIAPI
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HkdfSha256ExtractAndExpand (
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IN CONST UINT8 *Key,
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IN UINTN KeySize,
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IN CONST UINT8 *Salt,
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IN UINTN SaltSize,
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IN CONST UINT8 *Info,
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IN UINTN InfoSize,
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OUT UINT8 *Out,
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IN UINTN OutSize
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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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