diff options
-rw-r--r-- | CryptoPkg/Library/BaseCryptLibNull/BaseCryptLibNull.inf | 3 | ||||
-rw-r--r-- | CryptoPkg/Library/BaseCryptLibNull/Kdf/CryptHkdfNull.c | 43 |
2 files changed, 45 insertions, 1 deletions
diff --git a/CryptoPkg/Library/BaseCryptLibNull/BaseCryptLibNull.inf b/CryptoPkg/Library/BaseCryptLibNull/BaseCryptLibNull.inf index 1e48079..8f53b0d 100644 --- a/CryptoPkg/Library/BaseCryptLibNull/BaseCryptLibNull.inf +++ b/CryptoPkg/Library/BaseCryptLibNull/BaseCryptLibNull.inf @@ -6,7 +6,7 @@ # This external input must be validated carefully to avoid security issues such as
# buffer overflow or integer overflow.
#
-# Copyright (c) 2009 - 2019, Intel Corporation. All rights reserved.<BR>
+# Copyright (c) 2009 - 2020, Intel Corporation. All rights reserved.<BR>
# SPDX-License-Identifier: BSD-2-Clause-Patent
#
##
@@ -37,6 +37,7 @@ Hmac/CryptHmacMd5Null.c
Hmac/CryptHmacSha1Null.c
Hmac/CryptHmacSha256Null.c
+ Kdf/CryptHkdfNull.c
Cipher/CryptAesNull.c
Cipher/CryptTdesNull.c
Cipher/CryptArc4Null.c
diff --git a/CryptoPkg/Library/BaseCryptLibNull/Kdf/CryptHkdfNull.c b/CryptoPkg/Library/BaseCryptLibNull/Kdf/CryptHkdfNull.c new file mode 100644 index 0000000..19d795a --- /dev/null +++ b/CryptoPkg/Library/BaseCryptLibNull/Kdf/CryptHkdfNull.c @@ -0,0 +1,43 @@ +/** @file
+ HMAC-SHA256 KDF Wrapper Implementation which does not provide real capabilities.
+
+Copyright (c) 2018 - 2019, Intel Corporation. All rights reserved.<BR>
+SPDX-License-Identifier: BSD-2-Clause-Patent
+
+**/
+
+#include <Library/BaseCryptLib.h>
+#include <Library/DebugLib.h>
+
+/**
+ Derive key data using HMAC-SHA256 based KDF.
+
+ @param[in] Key Pointer to the user-supplied key.
+ @param[in] KeySize Key size in bytes.
+ @param[in] Salt Pointer to the salt(non-secret) value.
+ @param[in] SaltSize Salt size in bytes.
+ @param[in] Info Pointer to the application specific info.
+ @param[in] InfoSize Info size in bytes.
+ @param[out] Out Pointer to buffer to receive hkdf value.
+ @param[in] OutSize Size of hkdf bytes to generate.
+
+ @retval TRUE Hkdf generated successfully.
+ @retval FALSE Hkdf generation failed.
+
+**/
+BOOLEAN
+EFIAPI
+HkdfSha256ExtractAndExpand (
+ IN CONST UINT8 *Key,
+ IN UINTN KeySize,
+ IN CONST UINT8 *Salt,
+ IN UINTN SaltSize,
+ IN CONST UINT8 *Info,
+ IN UINTN InfoSize,
+ OUT UINT8 *Out,
+ IN UINTN OutSize
+ )
+{
+ ASSERT (FALSE);
+ return FALSE;
+}
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