[edk2-devel] [PATCH V2 1/4] CryptoPkg: add AeadAesGcm function() definition.

Qi Zhang qi1.zhang at intel.com
Fri Sep 23 06:31:58 UTC 2022


REF: https://bugzilla.tianocore.org/show_bug.cgi?id=4036

Signed-off-by: Qi Zhang <qi1.zhang at intel.com>
Cc: Jiewen Yao <jiewen.yao at intel.com>
Cc: Jian J Wang <jian.j.wang at intel.com>
Cc: Xiaoyu Lu <xiaoyu1.lu at intel.com>
Cc: Guomin Jiang <guomin.jiang at intel.com>
Reviewed-by: Jiewen Yao <jiewen.yao at intel.com>
---
 CryptoPkg/Include/Library/BaseCryptLib.h | 87 ++++++++++++++++++++++++
 1 file changed, 87 insertions(+)

diff --git a/CryptoPkg/Include/Library/BaseCryptLib.h b/CryptoPkg/Include/Library/BaseCryptLib.h
index 2a4302a052..9436fe0f19 100644
--- a/CryptoPkg/Include/Library/BaseCryptLib.h
+++ b/CryptoPkg/Include/Library/BaseCryptLib.h
@@ -1360,6 +1360,93 @@ AesCbcDecrypt (
   OUT  UINT8        *Output
   );
 
+// =====================================================================================
+//    Authenticated Encryption with Associated Data (AEAD) Cryptography Primitive
+// =====================================================================================
+
+/**
+  Performs AEAD AES-GCM authenticated encryption on a data buffer and additional authenticated data (AAD).
+
+  IvSize must be 12, otherwise FALSE is returned.
+  KeySize must be 16, 24 or 32, otherwise FALSE is returned.
+  TagSize must be 12, 13, 14, 15, 16, otherwise FALSE is returned.
+
+  @param[in]   Key         Pointer to the encryption key.
+  @param[in]   KeySize     Size of the encryption key in bytes.
+  @param[in]   Iv          Pointer to the IV value.
+  @param[in]   IvSize      Size of the IV value in bytes.
+  @param[in]   AData       Pointer to the additional authenticated data (AAD).
+  @param[in]   ADataSize   Size of the additional authenticated data (AAD) in bytes.
+  @param[in]   DataIn      Pointer to the input data buffer to be encrypted.
+  @param[in]   DataInSize  Size of the input data buffer in bytes.
+  @param[out]  TagOut      Pointer to a buffer that receives the authentication tag output.
+  @param[in]   TagSize     Size of the authentication tag in bytes.
+  @param[out]  DataOut     Pointer to a buffer that receives the encryption output.
+  @param[out]  DataOutSize Size of the output data buffer in bytes.
+
+  @retval TRUE   AEAD AES-GCM authenticated encryption succeeded.
+  @retval FALSE  AEAD AES-GCM authenticated encryption failed.
+
+**/
+BOOLEAN
+EFIAPI
+AeadAesGcmEncrypt (
+  IN   CONST UINT8  *Key,
+  IN   UINTN        KeySize,
+  IN   CONST UINT8  *Iv,
+  IN   UINTN        IvSize,
+  IN   CONST UINT8  *AData,
+  IN   UINTN        ADataSize,
+  IN   CONST UINT8  *DataIn,
+  IN   UINTN        DataInSize,
+  OUT  UINT8        *TagOut,
+  IN   UINTN        TagSize,
+  OUT  UINT8        *DataOut,
+  OUT  UINTN        *DataOutSize
+  );
+
+/**
+  Performs AEAD AES-GCM authenticated decryption on a data buffer and additional authenticated data (AAD).
+
+  IvSize must be 12, otherwise FALSE is returned.
+  KeySize must be 16, 24 or 32, otherwise FALSE is returned.
+  TagSize must be 12, 13, 14, 15, 16, otherwise FALSE is returned.
+  If additional authenticated data verification fails, FALSE is returned.
+
+  @param[in]   Key         Pointer to the encryption key.
+  @param[in]   KeySize     Size of the encryption key in bytes.
+  @param[in]   Iv          Pointer to the IV value.
+  @param[in]   IvSize      Size of the IV value in bytes.
+  @param[in]   AData       Pointer to the additional authenticated data (AAD).
+  @param[in]   ADataSize   Size of the additional authenticated data (AAD) in bytes.
+  @param[in]   DataIn      Pointer to the input data buffer to be decrypted.
+  @param[in]   DataInSize  Size of the input data buffer in bytes.
+  @param[in]   Tag         Pointer to a buffer that contains the authentication tag.
+  @param[in]   TagSize     Size of the authentication tag in bytes.
+  @param[out]  DataOut     Pointer to a buffer that receives the decryption output.
+  @param[out]  DataOutSize Size of the output data buffer in bytes.
+
+  @retval TRUE   AEAD AES-GCM authenticated decryption succeeded.
+  @retval FALSE  AEAD AES-GCM authenticated decryption failed.
+
+**/
+BOOLEAN
+EFIAPI
+AeadAesGcmDecrypt (
+  IN   CONST UINT8  *Key,
+  IN   UINTN        KeySize,
+  IN   CONST UINT8  *Iv,
+  IN   UINTN        IvSize,
+  IN   CONST UINT8  *AData,
+  IN   UINTN        ADataSize,
+  IN   CONST UINT8  *DataIn,
+  IN   UINTN        DataInSize,
+  IN   CONST UINT8  *Tag,
+  IN   UINTN        TagSize,
+  OUT  UINT8        *DataOut,
+  OUT  UINTN        *DataOutSize
+  );
+
 // =====================================================================================
 //    Asymmetric Cryptography Primitive
 // =====================================================================================
-- 
2.26.2.windows.1



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