Satellite_Helper.c

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/************************************************************************************
* Copyright (C) 2021                                                                *
* TETCOS, Bangalore. India                                                          *
*                                                                                   *
* Tetcos owns the intellectual property rights in the Product and its content.      *
* The copying, redistribution, reselling or publication of any or all of the        *
* Product or its content without express prior written consent of Tetcos is         *
* prohibited. Ownership and / or any other right relating to the software and all   *
* intellectual property rights therein shall remain at all times with Tetcos.       *
*                                                                                   *
* This source code is licensed per the NetSim license agreement.                    *
*                                                                                   *
* No portion of this source code may be used as the basis for a derivative work,    *
* or used, for any purpose other than its intended use per the NetSim license       *
* agreement.                                                                        *
*                                                                                   *
* This source code and the algorithms contained within it are confidential trade    *
* secrets of TETCOS and may not be used as the basis for any other software,        *
* hardware, product or service.                                                     *
*                                                                                   *
* Author:    Shashi Kant Suman                                                      *
*                                                                                   *
* ----------------------------------------------------------------------------------*/
#include "main.h"
#include "SATELLITE.h"
#include "Satellite_MAC.h"
 
void satellite_ut_set_gateway(ptrSATELLITE_UT_MAC utMac)
{
    if (!utMac->szGatewayName)
    {
        fnNetSimError("Gateway is not setup for UT %d-%d.\n"
                      "Press any key to terminate simulation.\n",
                      utMac->utId, utMac->utIf);
        int c = _getch();
        exit(c);
    }
 
    utMac->gatewayId = fn_NetSim_Stack_GetDeviceId_asName(utMac->szGatewayName);
    if (!utMac->gatewayId)
    {
        fnNetSimError("Gateway is not correctly setup for UT %d-%d.\n"
                      "Gateway = %s is not an gateway device\n"
                      "Press any key to terminate simulation.\n",
                      utMac->utId, utMac->utIf, utMac->szGatewayName);
        int c = _getch();
        exit(c);
    }
 
    utMac->gatewayIf = fn_NetSim_Stack_GetConnectedInterface(utMac->utId, utMac->utIf,
                                                             utMac->gatewayId);
    if (!utMac->gatewayIf)
    {
        fnNetSimError("%s Gateway is not connected to UT %d-%d.\n"
                      "Press any key to terminate simulation.\n",
                      utMac->szGatewayName, utMac->utId, utMac->utIf);
        int c = _getch();
        exit(c);
    }
 
    if (DEVICE_MACLAYER(utMac->gatewayId, utMac->gatewayIf)->nMacProtocolId != MAC_PROTOCOL_SATELLITE)
    {
        fnNetSimError("Gateway %s not running satellite protocol.\n"
                      "Press any key to terminate simulation.\n",
                      utMac->szGatewayName);
        int c = _getch();
        exit(c);
    }
 
    ptrSATELLITE_PROTODATA pd = DEVICE_MACVAR(utMac->gatewayId, utMac->gatewayIf);
    if (pd->deviceType != SATELLITE_DEVICETYPE_SATELLITE_GATEWAY)
    {
        fnNetSimError("Gateway %s is not a satellite gateway device.\n"
                      "Press any key to terminate simulation.\n",
                      utMac->szGatewayName);
        int c = _getch();
        exit(c);
    }
}
 
bool isSatelliteInterface(NETSIM_ID d, NETSIM_ID in)
{
    if (!DEVICE_INTERFACE(d, in))
        return false;
    if (!DEVICE_INTERFACE(d, in)->pstruMACLayer)
        return false;
    if (DEVICE_MACLAYER(d, in)->nMacProtocolId == MAC_PROTOCOL_SATELLITE)
        return true;
    return false;
}