[mirror_ubuntu-bionic-kernel.git] / include / crypto / serpent.h

/* 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
Commit	Line	Data
b2441318	1	/* SPDX-License-Identifier: GPL-2.0 */
bc83b829 JK	2	/*
	3	* Common values for serpent algorithms
	4	*/
	5
	6	#ifndef _CRYPTO_SERPENT_H
	7	#define _CRYPTO_SERPENT_H
	8
	9	#include <linux/types.h>
	10	#include <linux/crypto.h>
	11
	12	#define SERPENT_MIN_KEY_SIZE 0
	13	#define SERPENT_MAX_KEY_SIZE 32
	14	#define SERPENT_EXPKEY_WORDS 132
	15	#define SERPENT_BLOCK_SIZE 16
	16
	17	struct serpent_ctx {
	18	u32 expkey[SERPENT_EXPKEY_WORDS];
	19	};
	20
18482053 JK	21	int __serpent_setkey(struct serpent_ctx ctx, const u8 key,
18482053 JK	22	unsigned int keylen);
bc83b829 JK	23	int serpent_setkey(struct crypto_tfm tfm, const u8 key, unsigned int keylen);
	24
	25	void __serpent_encrypt(struct serpent_ctx ctx, u8 dst, const u8 *src);
	26	void __serpent_decrypt(struct serpent_ctx ctx, u8 dst, const u8 *src);
	27
	28	#endif