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https://github.com/corda/corda.git
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9441de4c38
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>
99 lines
3.0 KiB
C++
99 lines
3.0 KiB
C++
/*
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* Copyright (C) 2011-2016 Intel Corporation. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* * Neither the name of Intel Corporation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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*/
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#include <thread>
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#include <stdio.h>
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using namespace std;
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#include "../App.h"
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#include "Enclave_u.h"
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static size_t counter = 0;
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void increase_counter(void)
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{
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size_t cnr = 0;
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sgx_status_t ret = SGX_ERROR_UNEXPECTED;
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ret = ecall_increase_counter(global_eid, &cnr);
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if (cnr != 0) counter = cnr;
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if (ret != SGX_SUCCESS)
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abort();
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}
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void data_producer(void)
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{
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sgx_status_t ret = SGX_ERROR_UNEXPECTED;
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ret = ecall_producer(global_eid);
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if (ret != SGX_SUCCESS)
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abort();
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}
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void data_consumer(void)
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{
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sgx_status_t ret = SGX_ERROR_UNEXPECTED;
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ret = ecall_consumer(global_eid);
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if (ret != SGX_SUCCESS)
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abort();
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}
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/* ecall_thread_functions:
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* Invokes thread functions including mutex, condition variable, etc.
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*/
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void ecall_thread_functions(void)
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{
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thread adder1(increase_counter);
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thread adder2(increase_counter);
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thread adder3(increase_counter);
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thread adder4(increase_counter);
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adder1.join();
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adder2.join();
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adder3.join();
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adder4.join();
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assert(counter == 4*LOOPS_PER_THREAD);
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printf("Info: executing thread synchronization, please wait... \n");
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/* condition variable */
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thread consumer1(data_consumer);
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thread producer0(data_producer);
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thread consumer2(data_consumer);
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thread consumer3(data_consumer);
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thread consumer4(data_consumer);
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consumer1.join();
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consumer2.join();
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consumer3.join();
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consumer4.join();
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producer0.join();
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}
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