df_sp80090a.h

 1/* SPDX-License-Identifier: GPL-2.0 */
 2
 3/*
 4 * Copyright Stephan Mueller <smueller@chronox.de>, 2014
 5 */
 6
 7#ifndef _CRYPTO_DF80090A_H
 8#define _CRYPTO_DF80090A_H
 9
10#include <crypto/internal/cipher.h>
11#include <crypto/aes.h>
12
13static inline int crypto_drbg_ctr_df_datalen(u8 statelen, u8 blocklen)
14{
15	return statelen +       /* df_data */
16		blocklen +      /* pad */
17		blocklen +      /* iv */
18		statelen + blocklen;  /* temp */
19}
20
21int crypto_drbg_ctr_df(struct crypto_aes_ctx *aes,
22		       unsigned char *df_data,
23		       size_t bytes_to_return,
24		       struct list_head *seedlist,
25		       u8 blocklen_bytes,
26		       u8 statelen);
27
28#endif /* _CRYPTO_DF80090A_H */