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HL-PDJ-1/external/infineon/optiga/include/optiga/dtls/OcpCommon.h
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/**
* MIT License
*
* Copyright (c) 2018 Infineon Technologies AG
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE
*
*
* \file
*
* \brief This file defines APIs, types and data structures used in the
* OCP configurations.
*
* \addtogroup grMutualAuth
* @{
*/
#ifndef __OCPCOMMON_H__
#define __OCPCOMMON_H__
#include "optiga/common/Datatypes.h"
#include "optiga/dtls/OcpRecordLayer.h"
#include "optiga/common/MemoryMgmt.h"
#include "optiga/dtls/OcpCommonIncludes.h"
#include "optiga/pal/pal_os_timer.h"
/// Successful execution
#define OCP_HL_OK 0x75236512
/// Failure in execution
#define OCP_HL_ERROR 0XF3CA3154
///Null Parameter(s)
#define OCP_HL_NULL_PARAM BASE_ERROR_HANDSHAKELAYER
///Length of input is zero
#define OCP_HL_LENZERO_ERROR (BASE_ERROR_HANDSHAKELAYER + 1)
///Maximum PMTU value
#define MAX_PMTU 1500
///Minimum PMTU Value
#define MIN_PMTU 296
///Buffer size to hold the received data
#define TLBUFFER_SIZE 1500
///Overhead length for encrypted message
#define ENCRYPTED_APP_OVERHEAD (UDP_RECORD_OVERHEAD + EXPLICIT_NOUNCE_LENGTH + MAC_LENGTH )
///Macro to get the Maximum length of the Application data which can be sent
#define MAX_APP_DATALEN(PhAppOCPCtx) ((((sAppOCPCtx_d*)PhAppOCPCtx)->sHandshake.wMaxPmtu) - ENCRYPTED_APP_OVERHEAD)
/****************************************************************************
*
* Common data structure used across all functions.
*
****************************************************************************/
///Function pointer to get the unix time
typedef int32_t (*fGetUnixTime_d)(uint32_t*);
/**
* \brief Enumeration to specify the mode of operation of OCP
*/
typedef enum eMode_d
{
///Client
eClient = 0x24,
///Server
eServer = 0x81
}eMode_d;
/**
* \brief Enumeration to specify the Protocol version
*/
typedef enum eProtVersion_d
{
///DTLS 1.2
eDTLS_1_2,
///TLS 1.2
eTLS_1_2
}eProtVersion_d;
/**
* \brief Enum for Mutual Authentication states
*/
typedef enum eAuthState_d
{
//Authentication parameters initialized
eAuthInitialised,
//Authentication started
eAuthStarted,
//Authentication is completed
eAuthCompleted,
//Authentication session is closed
eAuthSessionClosed
}eAuthState_d;
/**
* \brief Structure containing Handshake related data.
*/
typedef struct sHandshake_d
{
///Mode of operation,Client/Server
eMode_d eMode;
///Maximum PMTU
uint16_t wMaxPmtu;
///Pointer to Record Layer
sConfigRL_d* psConfigRL;
///Pointer to Logger
sLogger_d phLogger;
///To indicate fatal alert
bool_t fFatalError;
//Indicates status of Mutual Authentication
eAuthState_d eAuthState;
///Handle to OCP
hdl_t PhAppOCPCtx;
///Session OID
uint16_t wSessionOID;
///Certificate Type used for Authentication
uint16_t wOIDDevCertificate;
///Private key used for authentication
uint16_t wOIDDevPrivKey;
///Callback function pointer to get unixtime
fGetUnixTime_d pfGetUnixTIme;
}sHandshake_d;
/**
* \brief Enum for Flights
*/
typedef enum eFlight_d
{
///Flight 0
eFlight0 = 0,
///Flight 1
eFlight1 = 1,
///Flight 2
eFlight2 = 2,
///Flight 3
eFlight3 = 3,
///Flight 4
eFlight4 = 4,
///Flight 5
eFlight5 = 5,
///Flight 6
eFlight6 = 6,
///Default
eDefault
}eFlight_d;
///Function pointer to perform Handshake
typedef int32_t (*fPerformHandshake_d)(sHandshake_d*);
#endif //__OCPCOMMON_H__
/**
* @}
*/