diff options
Diffstat (limited to 'CryptoPkg/Include')
| -rw-r--r-- | CryptoPkg/Include/Library/BaseCryptLib.h | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/CryptoPkg/Include/Library/BaseCryptLib.h b/CryptoPkg/Include/Library/BaseCryptLib.h index 19d1afe3c8..da32bb2444 100644 --- a/CryptoPkg/Include/Library/BaseCryptLib.h +++ b/CryptoPkg/Include/Library/BaseCryptLib.h @@ -3122,4 +3122,37 @@ RandomBytes ( IN UINTN Size
);
+//=====================================================================================
+// Key Derivation Function Primitive
+//=====================================================================================
+
+/**
+ 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
+ );
+
#endif // __BASE_CRYPT_LIB_H__
|