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b2441318 | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
bc83b829 JK |
2 | /* |
3 | * Common values for serpent algorithms | |
4 | */ | |
5 | ||
6 | #ifndef _CRYPTO_SERPENT_H | |
7 | #define _CRYPTO_SERPENT_H | |
8 | ||
9 | #include <linux/types.h> | |
10 | #include <linux/crypto.h> | |
11 | ||
12 | #define SERPENT_MIN_KEY_SIZE 0 | |
13 | #define SERPENT_MAX_KEY_SIZE 32 | |
14 | #define SERPENT_EXPKEY_WORDS 132 | |
15 | #define SERPENT_BLOCK_SIZE 16 | |
16 | ||
17 | struct serpent_ctx { | |
18 | u32 expkey[SERPENT_EXPKEY_WORDS]; | |
19 | }; | |
20 | ||
18482053 JK |
21 | int __serpent_setkey(struct serpent_ctx *ctx, const u8 *key, |
22 | unsigned int keylen); | |
bc83b829 JK |
23 | int serpent_setkey(struct crypto_tfm *tfm, const u8 *key, unsigned int keylen); |
24 | ||
25 | void __serpent_encrypt(struct serpent_ctx *ctx, u8 *dst, const u8 *src); | |
26 | void __serpent_decrypt(struct serpent_ctx *ctx, u8 *dst, const u8 *src); | |
27 | ||
28 | #endif |