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path: root/drivers/crypto/atmel-authenc.h
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/* SPDX-License-Identifier: GPL-2.0 */
/*
 * API for Atmel Secure Protocol Layers Improved Performances (SPLIP)
 *
 * Copyright (C) 2016 Atmel Corporation
 *
 * Author: Cyrille Pitchen <cyrille.pitchen@atmel.com>
 *
 * This driver is based on drivers/mtd/spi-nor/fsl-quadspi.c from Freescale.
 */

#ifndef __ATMEL_AUTHENC_H__
#define __ATMEL_AUTHENC_H__

#if IS_ENABLED(CONFIG_CRYPTO_DEV_ATMEL_AUTHENC)

#include <crypto/authenc.h>
#include <crypto/hash.h>
#include <crypto/sha1.h>
#include <crypto/sha2.h>
#include "atmel-sha-regs.h"

struct atmel_aes_dev;
typedef int (*atmel_aes_authenc_fn_t)(struct atmel_aes_dev *, int, bool);

struct atmel_sha_authenc_ctx;

bool atmel_sha_authenc_is_ready(void);
unsigned int atmel_sha_authenc_get_reqsize(void);

struct atmel_sha_authenc_ctx *atmel_sha_authenc_spawn(unsigned long mode);
void atmel_sha_authenc_free(struct atmel_sha_authenc_ctx *auth);
int atmel_sha_authenc_setkey(struct atmel_sha_authenc_ctx *auth,
			     const u8 *key, unsigned int keylen, u32 flags);

int atmel_sha_authenc_schedule(struct ahash_request *req,
			       struct atmel_sha_authenc_ctx *auth,
			       atmel_aes_authenc_fn_t cb,
			       struct atmel_aes_dev *dd);
int atmel_sha_authenc_init(struct ahash_request *req,
			   struct scatterlist *assoc, unsigned int assoclen,
			   unsigned int textlen,
			   atmel_aes_authenc_fn_t cb,
			   struct atmel_aes_dev *dd);
int atmel_sha_authenc_final(struct ahash_request *req,
			    u32 *digest, unsigned int digestlen,
			    atmel_aes_authenc_fn_t cb,
			    struct atmel_aes_dev *dd);
void  atmel_sha_authenc_abort(struct ahash_request *req);

#endif /* CONFIG_CRYPTO_DEV_ATMEL_AUTHENC */

#endif /* __ATMEL_AUTHENC_H__ */