1 /*
2  * Copyright 2020 The OpenSSL Project Authors. All Rights Reserved.
3  *
4  * Licensed under the Apache License 2.0 (the "License").  You may not use
5  * this file except in compliance with the License.  You can obtain a copy
6  * in the file LICENSE in the source distribution or at
7  * https://www.openssl.org/source/license.html
8  */
9 
10 #include <stdlib.h>
11 #include <openssl/crypto.h>
12 #include "internal/refcount.h"
13 #include "prov/provider_util.h"
14 
15 struct mac_key_st {
16     CRYPTO_RWLOCK *lock;
17     OSSL_LIB_CTX *libctx;
18     CRYPTO_REF_COUNT refcnt;
19     unsigned char *priv_key;
20     size_t priv_key_len;
21     PROV_CIPHER cipher;
22     char *properties;
23     int cmac;
24 };
25 
26 typedef struct mac_key_st MAC_KEY;
27 
28 MAC_KEY *ossl_mac_key_new(OSSL_LIB_CTX *libctx, int cmac);
29 void ossl_mac_key_free(MAC_KEY *mackey);
30 int ossl_mac_key_up_ref(MAC_KEY *mackey);
31