#ifndef _UDS_FBL_SERVICE_37_SOURCE
#define _UDS_FBL_SERVICE_37_SOURCE
/*******************************************************************************
**                      Include Section                                       **
*******************************************************************************/

#include "uds_fbl_mgr.h"
#include "uds_fbl_service37.h"

/*******************************************************************************
**                      Version Information                                   **
*******************************************************************************/

/*******************************************************************************
**                      Version Check                                         **
*******************************************************************************/

/*******************************************************************************
**                    Macro definition                                        **
*******************************************************************************/

/*******************************************************************************
**                         Global Data                                        **
*******************************************************************************/

const uds_nrc nrc_3700[2] =
{
    UDSrequestSequenceError,\
    UDSincorrectMessageLengthOrInvalidFormat
};

/*--------- <0x37> sub function config start-------------*/

static const DIAG_sunfunction_t SessionSubfunction[] =
{
    {0x00,2,true,1,1,NULL,{nrc_3700, 2}}
};

extern uint8_t uds_u8FLUFBLFlashSession;
extern void service31_Set_Program_Info(uint8_t type, uint8_t download_sts, uint8_t check_sts);

/*--------- <0x37>sub function config end---------------*/
/*-------------------------------------------------------*/

/*******************************************************************************
**                      Function Definitions                                  **
*******************************************************************************/

/*===============================================================================================*/
/* static bool Check_Nrc_24_Of_Service37(uint32_t downloadAddr, uint32_t requestEndAddr)         */
/* ----------------------------------------------------------------------------------------------*/
/*  Function: Check whether the data has been downloaded before 37 service implementation        */
/*  Arguments: downloadAddr : download address                                                   */
/*             requestEndAddr : request end address                                              */
/*  Return: Yes or No                                                                            */
/*===============================================================================================*/
static bool Check_Nrc_24_Of_Service37(uint32_t downloadAddr, uint32_t requestEndAddr)
{
    bool nrcFlag;
    bool requestdl;

    requestdl = udsFbl_Get_Request_Is_Trigger();
    if((downloadAddr != requestEndAddr + 1) ||      /* The programming process is not completed  */
       (requestdl == false))                        /* The RequestDownload service is not active */
    {
        nrcFlag = true;
    }
    else
    {
        nrcFlag = false;
    }

    return nrcFlag;
}

/*===============================================================================================*/
/* static bool Check_Nrc_13_Of_Service37(uint16_t sourceLength, uint16_t targetLength)           */
/* ----------------------------------------------------------------------------------------------*/
/*  Function: Check if the length of the service request is wrong                                */
/*  Arguments: sourceLength : Actual service request length                                      */
/*             targetLength : Expected service request length                                    */
/*  Return: Yes or No                                                                            */
/*===============================================================================================*/
static bool Check_Nrc_13_Of_Service37(uint16_t sourceLength, uint16_t targetLength)
{
    if (sourceLength != targetLength)
    {
        return true;
    }
    else
    {
        return false;
    }
}

/*===============================================================================================*/
/* uds_nrc UdsFbl_RequestTransferExit37xx(UDSpacket_t* qUDSpacket, uint16_t crcValue)            */
/* ----------------------------------------------------------------------------------------------*/
/*  Function: 37 Service specific processing functions                                           */
/*  Arguments: qUDSpacket : CAN message structure pointer                                        */
/*             crcValue : Block checksum bytes                                                   */
/*  Return: Response type                                                                        */
/*===============================================================================================*/
uds_nrc UdsFbl_RequestTransferExit37xx(UDSpacket_t* qUDSpacket, uint16_t crcValue)
{

    udsFbl_Set_Request_Is_Trigger(false);
    udsFbl_Set_DownloadStatus(TRUE);
    udsFbl_Set_Download_Addr(0);
    
    qUDSpacket->Data.Byte[0] = UDS_GET_POSITIVE_RSP(qUDSpacket->Data.Byte[0]);
    qUDSpacket->Data.Byte[1] = (uint8_t)((crcValue>>8) & 0xFF);
    qUDSpacket->Data.Byte[2] = (uint8_t)(crcValue & 0xFF);
    qUDSpacket->size = 3;

    return 0;

}

/*===============================================================================================*/
/* uds_nrc service37_nrc_check(UDSpacket_t* qUDSpacket)                                          */
/* ----------------------------------------------------------------------------------------------*/
/*  Function: 37 service negative response judgment                                              */
/*  Arguments: qUDSpacket : CAN message structure pointer                                        */
/*  Return: Response type                                                                        */
/*===============================================================================================*/
uds_nrc service37_nrc_check(UDSpacket_t* qUDSpacket)
{
    uds_nrc       returnType     = 0;
    uint8_t const kwpdiag_num    = (sizeof(SessionSubfunction)/sizeof(DIAG_sunfunction_t));
    uint8_t       index          = 0;
    uint8_t       currentSession;
    uint32_t      downloadAddr   = udsFbl_Get_Download_Addr();
    uint32_t      requestEndAddr = udsFbl_Get_Request_EndAddr();
    for (index = 0; index < kwpdiag_num; index++)
    {
        nrc_table_t nrc_table = SessionSubfunction[index].nrc_table;
        uint16_t length = SessionSubfunction[index].rx_dataLen;
        uint8_t index_nrc = 0;
        
        /* Judge abnormal situations according to NRC priority */
        for (index_nrc = 0; (index_nrc < nrc_table.nrc_cnt) && (returnType == 0); index_nrc++)
        {
            switch (nrc_table.nrc_list[index_nrc])
            {
            case UDSserviceNotSupportedInActSes:
                currentSession = udsFbl_GetCurrentSessionMode();
                if ((currentSession & SessionSubfunction[index].session_mask) == 0)
                {
                    returnType = UDSserviceNotSupportedInActSes;
                }
                break;
            /*case UDSsecurityAccessDenied:
                if (Uds_Nrc33_Occur((uint16_t)subFunc, SessionSubfunction, kwpdiag_num))
                {
                    returnType = UDSsecurityAccessDenied;
                }
                break;*/
            case UDSrequestSequenceError:
                if (Check_Nrc_24_Of_Service37(downloadAddr, requestEndAddr))
                {
                    returnType = UDSrequestSequenceError;
                }
                break;
            case UDSincorrectMessageLengthOrInvalidFormat:
                 if (Check_Nrc_13_Of_Service37(qUDSpacket->size, length))
                {
                    returnType = UDSincorrectMessageLengthOrInvalidFormat;
                }
                break;
            default:
                break;
            }
        }
    }
    return returnType; /* return highest priority nrc*/
}

/*===============================================================================================*/
/* uint8_t ApplDiag_RequestTransferExit_37(UDSpacket_t* qUDSpacket)                              */
/* ----------------------------------------------------------------------------------------------*/
/*  Function: 37 service entry processing function                                               */
/*  Arguments: qUDSpacket : CAN message structure pointer                                        */
/*  Return: Response type                                                                        */
/*===============================================================================================*/
uint8_t ApplDiag_RequestTransferExit_37(UDSpacket_t* qUDSpacket)
{
    uds_nrc  returnType;
    uint8_t  curr_memtype;
    uint16_t crcValue;

    crcValue  = udsFbl_GetCrcValue();
    returnType = service37_nrc_check(qUDSpacket);
    if(uds_u8FLUFBLFlashSession == 0x01)
    {
       uds_u8FLUFBLFlashSession = 0x00;
    }
    curr_memtype = udsFbl_Get_Curr_Download_Type();
    service31_Set_Program_Info(curr_memtype,TRUE,FALSE);
    if(UDSpositiveResp == returnType)
    {
        returnType = UdsFbl_RequestTransferExit37xx(qUDSpacket, crcValue);
    }
    else
    {
        /* do nothing */
    }

    return returnType;
}

/*******************************************************************************
**                      End of File                                           **
*******************************************************************************/
#endif /*_UDS_FBL_SERVICE_37_SOURCE*/