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