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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 */