1 /* SPDX-License-Identifier: GPL-2.0 */ 1 /* SPDX-License-Identifier: GPL-2.0 */
2 /* 2 /*
3 * Common values for serpent algorithms 3 * Common values for serpent algorithms
4 */ 4 */
5 5
6 #ifndef _CRYPTO_SERPENT_H 6 #ifndef _CRYPTO_SERPENT_H
7 #define _CRYPTO_SERPENT_H 7 #define _CRYPTO_SERPENT_H
8 8
9 #include <linux/types.h> 9 #include <linux/types.h>
10 #include <linux/crypto.h> 10 #include <linux/crypto.h>
11 11
12 #define SERPENT_MIN_KEY_SIZE 0 12 #define SERPENT_MIN_KEY_SIZE 0
13 #define SERPENT_MAX_KEY_SIZE 32 13 #define SERPENT_MAX_KEY_SIZE 32
14 #define SERPENT_EXPKEY_WORDS 132 14 #define SERPENT_EXPKEY_WORDS 132
15 #define SERPENT_BLOCK_SIZE 16 15 #define SERPENT_BLOCK_SIZE 16
16 16
17 struct serpent_ctx { 17 struct serpent_ctx {
18 u32 expkey[SERPENT_EXPKEY_WORDS]; 18 u32 expkey[SERPENT_EXPKEY_WORDS];
19 }; 19 };
20 20
21 int __serpent_setkey(struct serpent_ctx *ctx, 21 int __serpent_setkey(struct serpent_ctx *ctx, const u8 *key,
22 unsigned int keylen); 22 unsigned int keylen);
23 int serpent_setkey(struct crypto_tfm *tfm, con 23 int serpent_setkey(struct crypto_tfm *tfm, const u8 *key, unsigned int keylen);
24 24
25 void __serpent_encrypt(const void *ctx, u8 *ds 25 void __serpent_encrypt(const void *ctx, u8 *dst, const u8 *src);
26 void __serpent_decrypt(const void *ctx, u8 *ds 26 void __serpent_decrypt(const void *ctx, u8 *dst, const u8 *src);
27 27
28 #endif 28 #endif
29 29
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