linux-imx

/*

 * Copyright 2016 Broadcom

 *

 * This program is free software; you can redistribute it and/or modify

 * it under the terms of the GNU General Public License, version 2, as

 * published by the Free Software Foundation (the "GPL").

 *

 * This program is distributed in the hope that it will be useful, but

 * WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

 * General Public License version 2 (GPLv2) for more details.

 *

 * You should have received a copy of the GNU General Public License

 * version 2 (GPLv2) along with this source code.

 */

​

#ifndef _CIPHER_H

#define _CIPHER_H

​

#include <linux/atomic.h>

#include <linux/mailbox/brcm-message.h>

#include <linux/mailbox_client.h>

#include <crypto/aes.h>

#include <crypto/internal/hash.h>

#include <crypto/aead.h>

#include <crypto/arc4.h>

#include <crypto/gcm.h>

#include <crypto/sha.h>

#include <crypto/sha3.h>

​

#include "spu.h"

#include "spum.h"

#include "spu2.h"

​

/* Driver supports up to MAX_SPUS SPU blocks */

#define MAX_SPUS 16

​

#define ARC4_STATE_SIZE     4

​

#define CCM_AES_IV_SIZE    16

#define CCM_ESP_IV_SIZE     8

#define RFC4543_ICV_SIZE   16

​

#define MAX_KEY_SIZE    ARC4_MAX_KEY_SIZE

#define MAX_IV_SIZE AES_BLOCK_SIZE

#define MAX_DIGEST_SIZE SHA3_512_DIGEST_SIZE

#define MAX_ASSOC_SIZE  512

​

/* size of salt value for AES-GCM-ESP and AES-CCM-ESP */

#define GCM_ESP_SALT_SIZE   4

#define CCM_ESP_SALT_SIZE   3

#define MAX_SALT_SIZE       GCM_ESP_SALT_SIZE

#define GCM_ESP_SALT_OFFSET 0

#define CCM_ESP_SALT_OFFSET 1

​

#define GCM_ESP_DIGESTSIZE 16

​

#define MAX_HASH_BLOCK_SIZE SHA512_BLOCK_SIZE

​

/*

 * Maximum number of bytes from a non-final hash request that can be deferred

 * until more data is available. With new crypto API framework, this

 * can be no more than one block of data.