/* 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