SDNController.c

/************************************************************************************
* Copyright (C) 2023                                                               *
* 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.      *
*                                                                                  *
* Author:    Shashi Kant Suman                                                     *
*                                                                                  *
* ---------------------------------------------------------------------------------*/
#include "main.h"
#include "OpenFlow.h"
 
bool isSDNController(NETSIM_ID d)
{
    ptrOPENFLOW of = GET_OPENFLOW_VAR(d);
    if (of)
    {
        return of->isSDNController;
    }
    return false;
}
 
ptrSDNCLIENTINFO openFlow_find_clientInfo(NETSIM_ID ct, NETSIM_ID ci)
{
    ptrOPENFLOW of = GET_OPENFLOW_VAR(ct);
    ptrSDNCLIENTINFO sd = of->INFO.clientInfo;
    while (sd)
    {
        if (sd->clientId == ci)
            return sd;
        sd = sd->next;
    }
    return NULL;
}
 
void openFlow_add_new_client(NETSIM_ID ct,
                             NETSIM_ID ci,
                             UINT16 port)
{
    ptrOPENFLOW of = GET_OPENFLOW_VAR(ct);
    ptrSDNCLIENTINFO sd = calloc(1, sizeof* sd);
    sd->clientId = ci;
    sd->clientIP = openFlow_find_client_IP(ci);
    sd->clientPort = port;
    sd->sock = fn_NetSim_Socket_CreateNewSocket(ct,
                                                APP_PROTOCOL_OPENFLOW,
                                                TX_PROTOCOL_TCP,
                                                OFMSG_PORT,
                                                port);
 
    if (of->INFO.clientInfo)
    {
        ptrSDNCLIENTINFO t = of->INFO.clientInfo;
        while (t->next)
            t = t->next;
        t->next = sd;
    }
    else
    {
        of->INFO.clientInfo = sd;
    }
}