xref: /openbmc/qemu/crypto/cipherpriv.h (revision dc5bd18f)
1 /*
2  * QEMU Crypto cipher driver supports
3  *
4  * Copyright (c) 2017 HUAWEI TECHNOLOGIES CO., LTD.
5  *
6  * Authors:
7  *    Longpeng(Mike) <longpeng2@huawei.com>
8  *
9  * This work is licensed under the terms of the GNU GPL, version 2 or
10  * (at your option) any later version.  See the COPYING file in the
11  * top-level directory.
12  *
13  */
14 
15 #ifndef QCRYPTO_CIPHERPRIV_H
16 #define QCRYPTO_CIPHERPRIV_H
17 
18 #include "qapi/qapi-types-crypto.h"
19 
20 typedef struct QCryptoCipherDriver QCryptoCipherDriver;
21 
22 struct QCryptoCipherDriver {
23     int (*cipher_encrypt)(QCryptoCipher *cipher,
24                           const void *in,
25                           void *out,
26                           size_t len,
27                           Error **errp);
28 
29     int (*cipher_decrypt)(QCryptoCipher *cipher,
30                           const void *in,
31                           void *out,
32                           size_t len,
33                           Error **errp);
34 
35     int (*cipher_setiv)(QCryptoCipher *cipher,
36                         const uint8_t *iv, size_t niv,
37                         Error **errp);
38 
39     void (*cipher_free)(QCryptoCipher *cipher);
40 };
41 
42 #ifdef CONFIG_AF_ALG
43 
44 #include "afalgpriv.h"
45 
46 extern QCryptoAFAlg *
47 qcrypto_afalg_cipher_ctx_new(QCryptoCipherAlgorithm alg,
48                              QCryptoCipherMode mode,
49                              const uint8_t *key,
50                              size_t nkey, Error **errp);
51 
52 extern struct QCryptoCipherDriver qcrypto_cipher_afalg_driver;
53 
54 #endif
55 
56 #endif
57