2 * Copyright 2010-2020 The OpenSSL Project Authors. All Rights Reserved.
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
10 #ifndef OPENSSL_CMAC_H
11 # define OPENSSL_CMAC_H
14 # include <openssl/macros.h>
15 # ifndef OPENSSL_NO_DEPRECATED_3_0
16 # define HEADER_CMAC_H
19 # ifndef OPENSSL_NO_CMAC
25 # include <openssl/evp.h>
27 # ifndef OPENSSL_NO_DEPRECATED_3_0
29 typedef struct CMAC_CTX_st CMAC_CTX;
31 # ifndef OPENSSL_NO_DEPRECATED_3_0
32 OSSL_DEPRECATEDIN_3_0 CMAC_CTX *CMAC_CTX_new(void);
33 OSSL_DEPRECATEDIN_3_0 void CMAC_CTX_cleanup(CMAC_CTX *ctx);
34 OSSL_DEPRECATEDIN_3_0 void CMAC_CTX_free(CMAC_CTX *ctx);
35 OSSL_DEPRECATEDIN_3_0 EVP_CIPHER_CTX *CMAC_CTX_get0_cipher_ctx(CMAC_CTX *ctx);
36 OSSL_DEPRECATEDIN_3_0 int CMAC_CTX_copy(CMAC_CTX *out, const CMAC_CTX *in);
37 OSSL_DEPRECATEDIN_3_0 int CMAC_Init(CMAC_CTX *ctx,
38 const void *key, size_t keylen,
39 const EVP_CIPHER *cipher, ENGINE *impl);
40 OSSL_DEPRECATEDIN_3_0 int CMAC_Update(CMAC_CTX *ctx,
41 const void *data, size_t dlen);
42 OSSL_DEPRECATEDIN_3_0 int CMAC_Final(CMAC_CTX *ctx,
43 unsigned char *out, size_t *poutlen);
44 OSSL_DEPRECATEDIN_3_0 int CMAC_resume(CMAC_CTX *ctx);