CSMACD.h

/************************************************************************************
* 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                                                     *
*                                                                                  *
* ---------------------------------------------------------------------------------*/
#ifndef _NETSIM_CSMACD_H_
#define _NETSIM_CSMACD_H_
#ifdef  __cplusplus
extern "C" {
#endif
 
    ///For MSVC compiler. For GCC link via Linker command 
#pragma comment(lib,"CSMACDlib.lib")
#pragma comment(lib,"Metrics.lib")
#pragma comment(lib,"NetworkStack.lib")
 
#include "CSMACD_enum.h"
 
#define CSMACD_MAC_OVERHEAD 26 //Bytes
#define CSMACD_PHY_OVERHEAD 0
 
    FILE *file_collision,*file_contention;
 
    typedef enum
    {
        LinkState_DOWN,
        LinkState_UP,
    }LINK_STATE;
 
    typedef enum
    {
        Idle,
        Busy,
    }MAC_STATE;
 
    typedef struct stru_CSMACD_MacVar
    {
        double dPersistance;
        double dSlotTime;
        unsigned int nRetryLimit;
 
        MAC_STATE macState;
        unsigned int nRetryCount;
        NetSim_PACKET* currentPacket;
        double waittime;
        bool iswaited;
    }CSMACD_MACVAR,*PCSMACD_MACVAR;
#define CSMACD_MAC(devid,ifid) ((PCSMACD_MACVAR)DEVICE_MACVAR(devid,ifid))
#define CSMACD_CURRMAC (CSMACD_MAC(pstruEventDetails->nDeviceId,pstruEventDetails->nInterfaceId))
 
    typedef struct struc_CSMACD_PhyVar
    {
        LINK_STATE link_state;
        int collision_count;
    }CSMACD_PHYVAR,*PCSMACD_PHYVAR;
#define CSMACD_PHY(devid,ifid) (PCSMACD_PHYVAR)DEVICE_PHYVAR(devid,ifid)
#define CSMACD_CURRPHY CSMACD_PHY(pstruEventDetails->nDeviceId,pstruEventDetails->nInterfaceId)
 
 
    bool isMediumIdle();
    void fn_NetSim_CSMACD_MacOut();
    void fn_NetSim_CSMACD_MacIn();
    void fn_NetSim_CSMACD_PhyOut();
    void fn_NetSim_CSMACD_PhyIn();
    void fn_NetSim_CSMACS_PersistanceWait();
 
#ifdef  __cplusplus
}
#endif
#endif //_NETSIM_CSMACD_H_