corda/common/inc/sgx_trts.h

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/*
* 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 _SGX_TRTS_H_
#define _SGX_TRTS_H_
#include "sgx_error.h"
#include "stddef.h"
#include "sgx_defs.h"
#ifdef __cplusplus
extern "C" {
#endif
/* sgx_is_within_enclave()
* Parameters:
* addr - the start address of the buffer
* size - the size of the buffer
* Return Value:
* 1 - the buffer is strictly within the enclave
* 0 - the whole buffer or part of the buffer is not within the enclave,
* or the buffer is wrap around
*/
int SGXAPI sgx_is_within_enclave(const void *addr, size_t size);
/* sgx_is_outside_enclave()
* Parameters:
* addr - the start address of the buffer
* size - the size of the buffer
* Return Value:
* 1 - the buffer is strictly outside the enclave
* 0 - the whole buffer or part of the buffer is not outside the enclave,
* or the buffer is wrap around
*/
int SGXAPI sgx_is_outside_enclave(const void *addr, size_t size);
/* sgx_read_rand()
* Parameters:
* rand - the buffer to receive the random number
* length_in_bytes - the number of bytes to read the random number
* Return Value:
* SGX_SUCCESS - success
* SGX_ERROR_INVALID_PARAMETER - the parameter is invalid
* SGX_ERROR_UNEXPECTED - HW failure of RDRAND instruction
*/
sgx_status_t SGXAPI sgx_read_rand(unsigned char *rand, size_t length_in_bytes);
#ifdef __cplusplus
}
#endif
#endif