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https://github.com/intel/linux-sgx
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lzha101
69 lines
2.3 KiB
C
69 lines
2.3 KiB
C
/*
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* Copyright (C) 2011-2021 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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#ifndef _DH_SESSION_PROROCOL_H
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#define _DH_SESSION_PROROCOL_H
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#include "sgx_ecp_types.h"
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#include "sgx_key.h"
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#include "sgx_report.h"
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#include "sgx_attributes.h"
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#define NONCE_SIZE 16
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#define MAC_SIZE 16
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#define MSG_BUF_LEN sizeof(ec_pub_t)*2
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#define MSG_HASH_SZ 32
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//Session information structure
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typedef struct _la_dh_session_t
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{
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uint32_t session_id; //Identifies the current session
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uint32_t status; //Indicates session is in progress, active or closed
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union
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{
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struct
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{
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sgx_dh_session_t dh_session;
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}in_progress;
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struct
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{
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sgx_key_128bit_t AEK; //Session Key
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uint32_t counter; //Used to store Message Sequence Number
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}active;
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};
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} dh_session_t;
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#endif
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