corda/SampleCode/SampleEnclave/App/Edger8rSyntax/Pointers.cpp
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

150 lines
4.2 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.
*
*/
#include "../App.h"
#include "Enclave_u.h"
/* edger8r_pointer_attributes:
* Invokes the ECALLs declared with pointer attributes.
*/
void edger8r_pointer_attributes(void)
{
int val = 0;
sgx_status_t ret = SGX_ERROR_UNEXPECTED;
char c[128] = {0};
size_t len = 0;
memset(c, 0xe, 128);
ret = ecall_pointer_user_check(global_eid, &len, &c, 128);
if (ret != SGX_SUCCESS)
abort();
assert(strcmp(c, "SGX_SUCCESS") == 0);
val = 0;
ret = ecall_pointer_in(global_eid, &val);
if (ret != SGX_SUCCESS)
abort();
assert(val == 0);
val = 0;
ret = ecall_pointer_out(global_eid, &val);
if (ret != SGX_SUCCESS)
abort();
assert(val == 1234);
val = 0;
ret = ecall_pointer_in_out(global_eid, &val);
if (ret != SGX_SUCCESS)
abort();
assert(val == 1234);
ret = ocall_pointer_attr(global_eid);
if (ret != SGX_SUCCESS)
abort();
char str1[] = "1234567890";
ret = ecall_pointer_string(global_eid, str1);
if (ret != SGX_SUCCESS)
abort();
assert(memcmp(str1, "0987654321", strlen(str1)) == 0);
const char str2[] = "1234567890";
ret = ecall_pointer_string_const(global_eid, str2);
if (ret != SGX_SUCCESS)
abort();
assert(memcmp(str2, "1234567890", strlen(str2)) == 0);
char str3[] = "1234567890";
ret = ecall_pointer_size(global_eid, (void*)str3, strlen(str3));
if (ret != SGX_SUCCESS)
abort();
assert(memcmp(str3, "0987654321", strlen(str3)) == 0);
char str4[] = "1234567890";
ret = ecall_pointer_isptr_readonly(global_eid, (buffer_t)str4, strlen(str4));
if (ret != SGX_SUCCESS)
abort();
assert(memcmp(str4, "1234567890", strlen(str4)) == 0);
int arr[10] = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9};
ret = ecall_pointer_count(global_eid, arr, 10);
if (ret != SGX_SUCCESS)
abort();
for (int i = 0; i < 10; i++)
assert(arr[i] == (9 - i));
memset(arr, 0x0, sizeof(arr));
ret = ecall_pointer_sizefunc(global_eid, (char *)arr);
if (ret != SGX_SUCCESS)
abort();
for (int i = 0; i < 10; i++)
assert(arr[i] == i);
return;
}
/* ocall_pointer_user_check:
* The OCALL declared with [user_check].
*/
void ocall_pointer_user_check(int* val)
{
(void)val;
assert(val != NULL);
}
/* ocall_pointer_in:
* The OCALL declared with [in].
*/
void ocall_pointer_in(int* val)
{
*val = 1234;
}
/* ocall_pointer_out:
* The OCALL declared with [out].
*/
void ocall_pointer_out(int* val)
{
*val = 1234;
}
/* ocall_pointer_in_out:
* The OCALL declared with [in, out].
*/
void ocall_pointer_in_out(int* val)
{
*val = 1234;
}