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1/* SPDX-License-Identifier: GPL-2.0 */
2#ifndef ASM_X86_SERPENT_AVX_H
3#define ASM_X86_SERPENT_AVX_H
4
5#include <crypto/b128ops.h>
6#include <crypto/serpent.h>
7#include <linux/types.h>
8
9struct crypto_skcipher;
10
11#define SERPENT_PARALLEL_BLOCKS 8
12
13struct serpent_xts_ctx {
14 struct serpent_ctx tweak_ctx;
15 struct serpent_ctx crypt_ctx;
16};
17
18asmlinkage void serpent_ecb_enc_8way_avx(struct serpent_ctx *ctx, u8 *dst,
19 const u8 *src);
20asmlinkage void serpent_ecb_dec_8way_avx(struct serpent_ctx *ctx, u8 *dst,
21 const u8 *src);
22
23asmlinkage void serpent_cbc_dec_8way_avx(struct serpent_ctx *ctx, u8 *dst,
24 const u8 *src);
25asmlinkage void serpent_ctr_8way_avx(struct serpent_ctx *ctx, u8 *dst,
26 const u8 *src, le128 *iv);
27
28asmlinkage void serpent_xts_enc_8way_avx(struct serpent_ctx *ctx, u8 *dst,
29 const u8 *src, le128 *iv);
30asmlinkage void serpent_xts_dec_8way_avx(struct serpent_ctx *ctx, u8 *dst,
31 const u8 *src, le128 *iv);
32
33extern void __serpent_crypt_ctr(void *ctx, u128 *dst, const u128 *src,
34 le128 *iv);
35
36extern void serpent_xts_enc(void *ctx, u128 *dst, const u128 *src, le128 *iv);
37extern void serpent_xts_dec(void *ctx, u128 *dst, const u128 *src, le128 *iv);
38
39extern int xts_serpent_setkey(struct crypto_skcipher *tfm, const u8 *key,
40 unsigned int keylen);
41
42#endif