1/* SPDX-License-Identifier: GPL-2.0 */
 2#ifndef _CRYPTO_CAST5_H
 3#define _CRYPTO_CAST5_H
 4
 5#include <linux/types.h>
 6#include <linux/crypto.h>
 7#include <crypto/cast_common.h>
 8
 9#define CAST5_BLOCK_SIZE 8
10#define CAST5_MIN_KEY_SIZE 5
11#define CAST5_MAX_KEY_SIZE 16
12
13struct cast5_ctx {
14	u32 Km[16];
15	u8 Kr[16];
16	int rr;	/* rr ? rounds = 12 : rounds = 16; (rfc 2144) */
17};
18
19int cast5_setkey(struct crypto_tfm *tfm, const u8 *key, unsigned int keylen);
20
21void __cast5_encrypt(struct cast5_ctx *ctx, u8 *dst, const u8 *src);
22void __cast5_decrypt(struct cast5_ctx *ctx, u8 *dst, const u8 *src);
23
24#endif

 1/* SPDX-License-Identifier: GPL-2.0 */
 2#ifndef _CRYPTO_CAST5_H
 3#define _CRYPTO_CAST5_H
 4
 5#include <linux/types.h>
 6#include <linux/crypto.h>
 7#include <crypto/cast_common.h>
 8
 9#define CAST5_BLOCK_SIZE 8
10#define CAST5_MIN_KEY_SIZE 5
11#define CAST5_MAX_KEY_SIZE 16
12
13struct cast5_ctx {
14	u32 Km[16];
15	u8 Kr[16];
16	int rr;	/* rr ? rounds = 12 : rounds = 16; (rfc 2144) */
17};
18
19int cast5_setkey(struct crypto_tfm *tfm, const u8 *key, unsigned int keylen);
20
21void __cast5_encrypt(struct cast5_ctx *ctx, u8 *dst, const u8 *src);
22void __cast5_decrypt(struct cast5_ctx *ctx, u8 *dst, const u8 *src);
23
24#endif