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/* SPDX-License-Identifier: GPL-2.0 */
/*
* Common values for serpent algorithms
*/
#ifndef _CRYPTO_SERPENT_H
#define _CRYPTO_SERPENT_H
#include <linux/types.h>
#include <linux/crypto.h>
#define SERPENT_MIN_KEY_SIZE 0
#define SERPENT_MAX_KEY_SIZE 32
#define SERPENT_EXPKEY_WORDS 132
#define SERPENT_BLOCK_SIZE 16
struct serpent_ctx {
u32 expkey[SERPENT_EXPKEY_WORDS];
};
int __serpent_setkey(struct serpent_ctx *ctx, const u8 *key,
unsigned int keylen);
int serpent_setkey(struct crypto_tfm *tfm, const u8 *key, unsigned int keylen);
void __serpent_encrypt(struct serpent_ctx *ctx, u8 *dst, const u8 *src);
void __serpent_decrypt(struct serpent_ctx *ctx, u8 *dst, const u8 *src);
#endif
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