linux-stable/tools/testing/selftests/sgx/test_encl.c
Jarkko Sakkinen 2adcba79e6 selftests/x86: Add a selftest for SGX
Add a selftest for SGX. It is a trivial test where a simple enclave
copies one 64-bit word of memory between two memory locations,
but ensures that all SGX hardware and software infrastructure is
functioning.

Signed-off-by: Jarkko Sakkinen <jarkko@kernel.org>
Signed-off-by: Borislav Petkov <bp@suse.de>
Acked-by: Jethro Beekman <jethro@fortanix.com>
Cc: linux-kselftest@vger.kernel.org
Link: https://lkml.kernel.org/r/20201112220135.165028-21-jarkko@kernel.org
2020-11-18 18:04:05 +01:00

20 lines
345 B
C

// SPDX-License-Identifier: GPL-2.0
/* Copyright(c) 2016-20 Intel Corporation. */
#include <stddef.h>
#include "defines.h"
static void *memcpy(void *dest, const void *src, size_t n)
{
size_t i;
for (i = 0; i < n; i++)
((char *)dest)[i] = ((char *)src)[i];
return dest;
}
void encl_body(void *rdi, void *rsi)
{
memcpy(rsi, rdi, 8);
}