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Johannes Goetzfried270b0c62012-07-11 19:37:04 +02001#ifndef _CRYPTO_CAST5_H
2#define _CRYPTO_CAST5_H
3
4#include <linux/types.h>
5#include <linux/crypto.h>
Jussi Kivilinna044ab522012-11-13 11:43:14 +02006#include <crypto/cast_common.h>
Johannes Goetzfried270b0c62012-07-11 19:37:04 +02007
8#define CAST5_BLOCK_SIZE 8
9#define CAST5_MIN_KEY_SIZE 5
10#define CAST5_MAX_KEY_SIZE 16
11
12struct cast5_ctx {
13 u32 Km[16];
14 u8 Kr[16];
15 int rr; /* rr ? rounds = 12 : rounds = 16; (rfc 2144) */
16};
17
18int cast5_setkey(struct crypto_tfm *tfm, const u8 *key, unsigned int keylen);
19
20void __cast5_encrypt(struct cast5_ctx *ctx, u8 *dst, const u8 *src);
21void __cast5_decrypt(struct cast5_ctx *ctx, u8 *dst, const u8 *src);
22
Johannes Goetzfried270b0c62012-07-11 19:37:04 +020023#endif