occlum/demos/local_attestation/AppInitiator/UntrustedEnclaveMessageExchange.h
2023-04-18 13:12:37 +08:00

86 lines
4.0 KiB
C

/*
* Copyright (C) 2011-2019 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 "sgx_eid.h"
#include "error_codes.h"
#include "datatypes.h"
#include "sgx_urts.h"
#include "dh_session_protocol.h"
#include "sgx_dh.h"
#include <cstddef>
#ifndef ULOCALATTESTATION_H_
#define ULOCALATTESTATION_H_
#ifdef __cplusplus
extern "C" {
#endif
/* Function Description: This is OCALL interface for initiator enclave to get ECDH message 1 and session id from responder enclave
* Parameter Description:
* [input, output] dh_msg1: pointer to ecdh msg1 buffer, this buffer is allocated in initiator enclave and filled by reponser enclave
* [output] session_id: pointer to session id which is allocated by responder enclave
* */
uint32_t session_request_ocall(sgx_dh_msg1_t* dh_msg1, uint32_t* session_id);
/* Function Description: This is OCALL interface for initiator enclave to send ECDH message 2 to responder enclave, and receive ECDH message 3 from responder enclave
* Parameter Description:
* [input] dh_msg2: this is pointer to ECDH message 2 generated by initiator enclave
* [input, output]dh_msg3: this is pointer to ECDH message 3, this buffer is allocated in initiator enclave and filled by respoonder enclave
* [input] session_id: this is session id allocated by responder enclave
* */
uint32_t exchange_report_ocall(sgx_dh_msg2_t* dh_msg2, sgx_dh_msg3_t* dh_msg3, uint32_t session_id);
/* Function Description: This is OCALL interface for initiator enclave to send request message(encrypted) to responder enclave, and receive response message from responder enclave
* Parameter Description:
* [input] session_id: this is session id allocated by responder enclave
* [input] req_message: this is pointer to request message
* [input] req_message_size: this is request message size
* [input] max_payload_size: this is maximum payload size in response message
* [input, output] this is pointer to response message, the buffer is allocated by initiator enclave and filled by responder enclave
* [input] response message size
* */
uint32_t send_request_ocall(uint32_t session_id, secure_message_t* req_message, size_t req_message_size, size_t max_payload_size, secure_message_t* resp_message, size_t resp_message_size);
/* Function Description: this is OCALL interface for initiator enclave to close secure session
* Parameter Description:
* [input] session_id: this is session id allocated by responder enclave
* */
uint32_t end_session_ocall(uint32_t session_id);
#ifdef __cplusplus
}
#endif
#endif