Files
openGauss-server/src/include/utils/evp_cipher.h
2021-09-23 15:19:37 +08:00

49 lines
1.6 KiB
C

/*
* Copyright (c) 2020 Huawei Technologies Co.,Ltd.
*
* openGauss is licensed under Mulan PSL v2.
* You can use this software according to the terms and conditions of the Mulan PSL v2.
* You may obtain a copy of Mulan PSL v2 at:
*
* http://license.coscl.org.cn/MulanPSL2
*
* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
* See the Mulan PSL v2 for more details.
* ---------------------------------------------------------------------------------------
*
* evp_cipher.h
* SM4 encryption algorithm
* Interfaces of the AES encryption algorithm
*
*
* IDENTIFICATION
* src/include/utils/evp_cipher.h
*
* ---------------------------------------------------------------------------------------
*/
#ifndef EVP_CIPHER_H
#define EVP_CIPHER_H
#define KEY_128BIT_LEN 16
#define KEY_256BIT_LEN 32
/* To maintain forward compatibility, the value of enum cannot be changed */
typedef enum {
TDE_ALGO_NONE = 0,
TDE_ALGO_AES_128_CTR = 1,
TDE_ALGO_AES_128_GCM = 2,
TDE_ALGO_AES_256_CTR = 3,
TDE_ALGO_AES_256_GCM = 4,
TDE_ALGO_SM4_CTR = 5,
} TdeAlgo;
bool encrypt_partial_mode(const char* plainText, const size_t plainLength, char* cipherText,
size_t* cipherLength, unsigned char* key, unsigned char* iv, TdeAlgo algo);
bool decrypt_partial_mode(const char* cipherText, const size_t cipherLength, char* plainText,
size_t* plainLength, unsigned char* key, unsigned char* iv, TdeAlgo algo);
#endif /* EVP_CIPHER_H */