/* 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