/****************************************************************************
 * include/crypto/key_wrap.h
 *$OpenBSD: key_wrap.h,v 1.3 2017/05/02 17:07:06 mikeb Exp $
 * Copyright (c) 2008 Damien Bergamini <damien.bergamini@free.fr>
 *
 * Permission to use, copy, modify, and distribute this software for any
 * purpose with or without fee is hereby granted, provided that the above
 * copyright notice and this permission notice appear in all copies.
 *
 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 *
 ****************************************************************************/

#ifndef __INCLUDE_CRYPTO_KEY_WRAP_H_
#define __INCLUDE_CRYPTO_KEY_WRAP_H_

/****************************************************************************
 * Included Files
 ****************************************************************************/

#include <sys/types.h>

typedef struct _aes_key_wrap_ctx
{
  AES_CTX ctx;
} aes_key_wrap_ctx;

void aes_key_wrap_set_key(FAR aes_key_wrap_ctx *,
                          FAR const u_int8_t *,
                          size_t);
void aes_key_wrap_set_key_wrap_only(FAR aes_key_wrap_ctx *,
                                    FAR const u_int8_t *,
                                    size_t);
void aes_key_wrap(FAR aes_key_wrap_ctx *,
                  FAR const u_int8_t *, size_t, FAR u_int8_t *);
int aes_key_unwrap(FAR aes_key_wrap_ctx *,
                   FAR const u_int8_t *, FAR u_int8_t *, size_t);

#endif /* __INCLUDE_CRYPTO_KEY_WRAP_H_ */