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/*
* Copyright (C) 2016 Freescale Semiconductor, Inc.
* Copyright 2017 NXP
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef _CAAM_H
#define _CAAM_H
#include <stdbool.h>
#include <stdint.h>
#define CAAM_MMIO_ID 8
#define CAAM_SEC_RAM_MMIO_ID 9
#define CCM_MMIO_ID 10
#define CAAM_KB_HEADER_LEN 48
#define CAAM_SUCCESS 0
#define CAAM_FAILURE 1
int init_caam_env(void);
void caam_open(void);
uint32_t caam_gen_blob(const uint8_t* kmod,
size_t kmod_size,
const uint8_t* plain_text,
uint8_t* blob,
uint32_t size);
uint32_t caam_decap_blob(const uint8_t* kmod,
size_t kmod_size,
uint8_t* plain_text,
const uint8_t* blob,
uint32_t size);
uint32_t caam_aes_op(const uint8_t* key,
size_t key_size,
const uint8_t* input,
uint8_t* output,
size_t len,
bool enc);
uint32_t caam_hwrng(uint8_t* output_ptr, uint32_t output_len);
uint32_t caam_gen_kdfv1_root_key(uint8_t* out, size_t size);
void* caam_get_keybox(void);
/* Declare small scatter gather safe buffer (size must be power of 2) */
#define DECLARE_SG_SAFE_BUF(nm, sz) uint8_t nm[sz] __attribute__((aligned(sz)))
#endif