linux/crypto/aegis.h

/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
 * AEGIS common definitions
 *
 * Copyright (c) 2018 Ondrej Mosnacek <[email protected]>
 * Copyright (c) 2018 Red Hat, Inc. All rights reserved.
 */

#ifndef _CRYPTO_AEGIS_H
#define _CRYPTO_AEGIS_H

#include <crypto/aes.h>
#include <linux/bitops.h>
#include <linux/types.h>

#define AEGIS_BLOCK_SIZE …

aegis_block;

struct aegis_state;

extern int aegis128_have_aes_insn;

#define AEGIS_BLOCK_ALIGN …
#define AEGIS_ALIGNED(p) …

bool crypto_aegis128_have_simd(void);
void crypto_aegis128_update_simd(struct aegis_state *state, const void *msg);
void crypto_aegis128_init_simd(struct aegis_state *state,
			       const union aegis_block *key,
			       const u8 *iv);
void crypto_aegis128_encrypt_chunk_simd(struct aegis_state *state, u8 *dst,
					const u8 *src, unsigned int size);
void crypto_aegis128_decrypt_chunk_simd(struct aegis_state *state, u8 *dst,
					const u8 *src, unsigned int size);
int crypto_aegis128_final_simd(struct aegis_state *state,
			       union aegis_block *tag_xor,
			       unsigned int assoclen,
			       unsigned int cryptlen,
			       unsigned int authsize);

static __always_inline void crypto_aegis_block_xor(union aegis_block *dst,
						   const union aegis_block *src)
{ … }

static __always_inline void crypto_aegis_block_and(union aegis_block *dst,
						   const union aegis_block *src)
{ … }

static __always_inline void crypto_aegis_aesenc(union aegis_block *dst,
						const union aegis_block *src,
						const union aegis_block *key)
{ … }

#endif /* _CRYPTO_AEGIS_H */