LTENR_Buffer.h

#pragma once
/************************************************************************************
 * 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_LTENR_BUFFER_H_
#define _NETSIM_LTENR_BUFFER_H_
 
#ifdef  __cplusplus
extern "C" {
#endif
 
#pragma region MACROS
    typedef void* ptrLTENR_BUFFERITERATOR;
#define INFINITE_BUFFER 0xFFFFFFFFFFFFFFFF
#pragma endregion
 
#pragma region LTENR_BufferPacket
    typedef struct stru_LTENR_BufferPacket
    {
        NetSim_PACKET* packet;
        UINT64 size;
        double time;
        void* optionalInfo;
 
        bool isMarked;
        struct stru_LTENR_BufferPacket* next;
    }LTENR_BUFFEREDPACKET, *ptrLTENR_BUFFEREDPACKET;
#pragma endregion
 
#pragma region LTENR_BUFFER_AND_MACROS
    typedef struct stru_LTENR_BUFFER
    {
        UINT64 maxSize;
        UINT64 currentSize;
        ptrLTENR_BUFFEREDPACKET headPacket;
        ptrLTENR_BUFFEREDPACKET tailPacket;
 
        void* iterator;
    }LTENR_BUFFER, *ptrLTENR_BUFFER;
 
#define LTENR_BUFFER_ISEMPTY(buffer) (buffer != NULL && buffer->headPacket == NULL)
#define LTENR_BUFFER_HASPACKET(buffer) (buffer != NULL && buffer->headPacket != NULL)
#pragma endregion
 
#pragma region FUN_DEF
    //Function  prototype
    ptrLTENR_BUFFER LTENR_BUFFER_INIT(UINT64 maxSize/*In Bytes*/);
    void LTENR_BUFFER_DELETE(ptrLTENR_BUFFER buffer);
 
    bool LTENR_BUFFER_ADDPACKET(ptrLTENR_BUFFER buffer,
                                NetSim_PACKET* packet,
                                UINT64 size,
                                double time,
                                void* optional);
    bool LTENR_BUFFER_ADDPACKET_SORTED(ptrLTENR_BUFFER buffer,
                                       NetSim_PACKET* packet,
                                       UINT64 size,
                                       double time,
                                       void* optional,
                                       bool(*fnSort)(ptrLTENR_BUFFEREDPACKET currBuffered,
                                                     ptrLTENR_BUFFEREDPACKET newBuffered));
    NetSim_PACKET* LTENR_BUFFER_GETPACKET(ptrLTENR_BUFFER buffer,
                                          UINT64* size /* optional*/,
                                          double* time /* optional*/,
                                          void** optional /* optional*/);
    NetSim_PACKET* LTENR_BUFFER_HEADPACKET(ptrLTENR_BUFFER buffer,
                                           UINT64* size /* optional*/,
                                           double* time /* optional*/,
                                           void** optional /* optional*/);
 
    //Buffer Iterator
    ptrLTENR_BUFFERITERATOR _LTENR_BUFFER_NEWITERATOR_(ptrLTENR_BUFFER buffer, int line, char* file);
#define LTENR_BUFFER_NEWITERATOR(buffer) (_LTENR_BUFFER_NEWITERATOR_((buffer),__LINE__,__FILE__))
 
    void LTENR_BUFFER_DELETEITERATOR(ptrLTENR_BUFFERITERATOR* it);
    NetSim_PACKET* LTENR_BUFFER_ITERATOR_NEXT(ptrLTENR_BUFFERITERATOR it);
    void LTENR_BUFFER_ITERATOR_REMOVE(ptrLTENR_BUFFERITERATOR it);
    NetSim_PACKET* LTENR_BUFFER_ITERATOR_CURRENT(ptrLTENR_BUFFERITERATOR it);
#pragma endregion
 
#ifdef __cplusplus
}
#endif // __cplusplus
#endif //_NETSIM_LTENR_BUFFER_H_