From acbc5747bc935543cdcb8833a7742da376943d48 Mon Sep 17 00:00:00 2001 From: Qi Zhang Date: Fri, 23 Sep 2022 14:31:58 +0800 Subject: [PATCH] CryptoPkg: add AeadAesGcm function() definition. REF: https://bugzilla.tianocore.org/show_bug.cgi?id=4036 Signed-off-by: Qi Zhang Cc: Jiewen Yao Cc: Jian J Wang Cc: Xiaoyu Lu Cc: Guomin Jiang Reviewed-by: Jiewen Yao --- 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 // ===================================================================================== -- 2.39.2