/*

 * Copyright 2010-2016 The OpenSSL Project Authors. All Rights Reserved.

 *

 * Licensed under the OpenSSL license (the "License").  You may not use

 * this file except in compliance with the License.  You can obtain a copy

 * in the file LICENSE in the source distribution or at

 * https://www.openssl.org/source/license.html

 */

#ifndef HEADER_CMAC_H

# define HEADER_CMAC_H

# ifndef OPENSSL_NO_CMAC

#ifdef __cplusplus

extern "C" {

#endif

# include <openssl/evp.h>

/* Opaque */

typedef struct CMAC_CTX_st CMAC_CTX;

CMAC_CTX *CMAC_CTX_new(void);

void CMAC_CTX_cleanup(CMAC_CTX *ctx);

void CMAC_CTX_free(CMAC_CTX *ctx);

EVP_CIPHER_CTX *CMAC_CTX_get0_cipher_ctx(CMAC_CTX *ctx);

int CMAC_CTX_copy(CMAC_CTX *out, const CMAC_CTX *in);

int CMAC_Init(CMAC_CTX *ctx, const void *key, size_t keylen,

              const EVP_CIPHER *cipher, ENGINE *impl);

int CMAC_Update(CMAC_CTX *ctx, const void *data, size_t dlen);

int CMAC_Final(CMAC_CTX *ctx, unsigned char *out, size_t *poutlen);

int CMAC_resume(CMAC_CTX *ctx);

#ifdef  __cplusplus

}

#endif

# endif

#endif