corda/SampleCode/RemoteAttestation/service_provider/ecp.h
Angie Chinchilla 9441de4c38 Initial release of Intel SGX for Linux.
This release is used in conjunction with the linux-sgx-driver Intial release:
https://github.com/01org/linux-sgx-driver
commit-id: 0e865ce5e6b297a787bcdc12d98bada8174be6d7

Intel-id: 33399

Signed-off-by: Angie Chinchilla <angie.v.chinchilla@intel.com>
2016-06-23 18:51:53 -04:00

97 lines
2.7 KiB
C

/*
* Copyright (C) 2011-2016 Intel Corporation. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * 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.
* * Neither the name of Intel Corporation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* 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
* OWNER 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 _ECP_H
#define _ECP_H
#include <stdint.h>
#include <stdlib.h>
#include "remote_attestation_result.h"
#ifndef SAMPLE_FEBITSIZE
#define SAMPLE_FEBITSIZE 256
#endif
#define SAMPLE_ECP_KEY_SIZE (SAMPLE_FEBITSIZE/8)
typedef struct sample_ec_priv_t
{
uint8_t r[SAMPLE_ECP_KEY_SIZE];
} sample_ec_priv_t;
typedef struct sample_ec_dh_shared_t
{
uint8_t s[SAMPLE_ECP_KEY_SIZE];
}sample_ec_dh_shared_t;
typedef uint8_t sample_ec_key_128bit_t[16];
#define SAMPLE_EC_MAC_SIZE 16
#ifdef __cplusplus
extern "C" {
#endif
#ifndef _ERRNO_T_DEFINED
#define _ERRNO_T_DEFINED
typedef int errno_t;
#endif
errno_t memcpy_s(void *dest, size_t numberOfElements, const void *src,
size_t count);
typedef enum _sample_derive_key_type_t
{
SAMPLE_DERIVE_KEY_SMK = 0,
SAMPLE_DERIVE_KEY_SK,
SAMPLE_DERIVE_KEY_MK,
SAMPLE_DERIVE_KEY_VK,
} sample_derive_key_type_t;
bool derive_key(
const sample_ec_dh_shared_t *p_shared_key,
uint8_t key_id,
sample_ec_key_128bit_t *derived_key);
bool verify_cmac128(
sample_ec_key_128bit_t mac_key,
const uint8_t *p_data_buf,
uint32_t buf_size,
const uint8_t *p_mac_buf);
#ifdef __cplusplus
}
#endif
#endif