1/* SPDX-License-Identifier: GPL-2.0 */
2/*
3 * DES & Triple DES EDE Cipher Algorithms.
4 */
5
6#ifndef __CRYPTO_DES_H
7#define __CRYPTO_DES_H
8
9#define DES_KEY_SIZE 8
10#define DES_EXPKEY_WORDS 32
11#define DES_BLOCK_SIZE 8
12
13#define DES3_EDE_KEY_SIZE (3 * DES_KEY_SIZE)
14#define DES3_EDE_EXPKEY_WORDS (3 * DES_EXPKEY_WORDS)
15#define DES3_EDE_BLOCK_SIZE DES_BLOCK_SIZE
16
17
18extern unsigned long des_ekey(u32 *pe, const u8 *k);
19
20extern int __des3_ede_setkey(u32 *expkey, u32 *flags, const u8 *key,
21 unsigned int keylen);
22
23#endif /* __CRYPTO_DES_H */
24