| 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 | |
| 13 | static 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 | |
| 21 | int 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 */ |
| 29 |