Root/include/crypto/serpent.h

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

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