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- /*
- * Copyright (C) 2011-2017 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 "enclave.h"
- #include "routine.h"
- #include "se_error_internal.h"
- #include "xsave.h"
- extern "C"
- sgx_status_t sgx_ecall(const sgx_enclave_id_t enclave_id, const int proc, const void *ocall_table, void *ms)
- {
- if(proc < 0)
- return SGX_ERROR_INVALID_FUNCTION;
- CEnclave* enclave = CEnclavePool::instance()->ref_enclave(enclave_id);
- //If we failed to reference enclave, there is no corresponding enclave instance, so we didn't increase the enclave.m_ref;
- if(!enclave)
- return SGX_ERROR_INVALID_ENCLAVE_ID;
- sgx_status_t result = SGX_ERROR_UNEXPECTED;
- {
- result = enclave->ecall(proc, ocall_table, ms);
- }
- {
- //This solution seems more readable and easy to validate, but low performace
- CEnclavePool::instance()->unref_enclave(enclave);
- }
- return result;
- }
- extern "C"
- int sgx_ocall(const unsigned int proc, const sgx_ocall_table_t *ocall_table, void *ms, CTrustThread *trust_thread)
- {
- assert(trust_thread != NULL);
- CEnclave* enclave = trust_thread->get_enclave();
- assert(enclave != NULL);
- return enclave->ocall(proc, ocall_table, ms);
- }
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