BatteryModel.c

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/************************************************************************************
* Copyright (C) 2020                                                               *
* 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                                                     *
*                                                                                  *
* ---------------------------------------------------------------------------------*/
#define _BATTERY_MODEL_CODE_
#include "main.h"
#include "Animation.h"
 
#pragma comment(lib,"NetworkStack.lib")
#pragma comment(lib,"Metrics.lib")
 
typedef struct stru_mode
{
    int mode;
    double current;
    double consumedEnergy;
    char* heading;
}BATTERYMODE, *ptrBATTERYMODE;
 
typedef struct stru_battery
{
    NETSIM_ID deviceId;
    NETSIM_ID interfaceId;
    double initialEnergy;
    double consumedEnergy;
    double remainingEnergy;
    double voltage;
    double rechargingCurrent;
    int modeCount;
    ptrBATTERYMODE mode;
 
    int currentMode;
    double modeChangedTime;
 
    void* animHandle;
    struct stru_battery* next;
}BATTERY, *ptrBATTERY;
 
#include "BatteryModel.h"
 
//Function prototype
static void battery_add_to_animation(ptrBATTERY pb);
 
static ptrBATTERY firstBattery = NULL;
static ptrBATTERY lastBattery = NULL;
 
static void battery_add(ptrBATTERY b)
{
    if (firstBattery)
    {
        lastBattery->next = b;
        lastBattery = b;
    }
    else
    {
        firstBattery = b;
        lastBattery = b;
    }
}
 
static ptrBATTERYMODE battery_find_mode(ptrBATTERY b,
                                        int mode)
{
    int i;
    for (i = 0; i < b->modeCount; i++)
    {
        if (b->mode[i].mode == mode)
            return &b->mode[i];
    }
    return NULL;
}
 
_declspec(dllexport) ptrBATTERY battery_find(NETSIM_ID d,
                                             NETSIM_ID in)
{
    ptrBATTERY db = NULL;
    ptrBATTERY t = firstBattery;
    while (t)
    {
        if (t->deviceId == d &&
            t->interfaceId == in)
            return t;
 
        if (t->deviceId == d &&
            t->interfaceId == 0)
            db = t;
        t = t->next;
    }
    return db;
}
 
_declspec(dllexport) void battery_add_new_mode(ptrBATTERY battery,
                                               int mode,
                                               double current,
                                               char* heading)
{
    if (battery->modeCount)
        battery->mode = realloc(battery->mode, (battery->modeCount + 1) * sizeof* battery->mode);
    else
        battery->mode = calloc(1, sizeof* battery->mode);
    battery->mode[battery->modeCount].current = current;
    battery->mode[battery->modeCount].mode = mode;
    battery->mode[battery->modeCount].heading = _strdup(heading);
    battery->mode[battery->modeCount].consumedEnergy = 0;
    battery->modeCount++;
}
 
_declspec(dllexport) ptrBATTERY battery_init_new(NETSIM_ID deviceId,
                                                 NETSIM_ID interfaceId,
                                                 double initialEnergy,
                                                 double voltage,
                                                 double dRechargingCurrent)
{
    ptrBATTERY nb = battery_find(deviceId, interfaceId);
    if (nb)
    {
        if (!interfaceId)
            return nb;
 
        if (nb->interfaceId)
            return nb;
    }
    nb = (ptrBATTERY)calloc(1, sizeof* nb);
    nb->deviceId = deviceId;
    nb->interfaceId = interfaceId;
    nb->initialEnergy = initialEnergy;
    nb->remainingEnergy = initialEnergy;
    nb->voltage = voltage;
    nb->rechargingCurrent = dRechargingCurrent;
    battery_add(nb);
    battery_add_new_mode(nb, 0, 0, NULL);
    battery_add_to_animation(nb);
    return nb;
}
 
_declspec(dllexport) void battery_free(NETSIM_ID deviceId,
                                       NETSIM_ID interfaceId,
                                       double time)
{
    ptrBATTERY nb = battery_find(deviceId, interfaceId);
    if (nb)
    {
        battery_set_mode(nb, 0, time);
        free(nb->mode);
        free(nb);
    }
}
 
_declspec(dllexport) bool battery_set_mode(ptrBATTERY battery,
                                           int mode,
                                           double time)
{
    bool ret;
    ptrBATTERYMODE pm = battery_find_mode(battery, battery->currentMode);
    double r = battery->voltage*battery->rechargingCurrent*(time - battery->modeChangedTime) / 1000000;
    double c = battery->voltage*pm->current*(time - battery->modeChangedTime) / 1000000;
    battery->remainingEnergy += r;
    battery->modeChangedTime = time;
    if (c > battery->remainingEnergy)
    {
        pm->consumedEnergy += battery->remainingEnergy;
        battery->consumedEnergy += battery->remainingEnergy;
        battery->remainingEnergy = 0;
        battery->currentMode = 0;
        ret = false;
    }
    else
    {
        pm->consumedEnergy += c;
        battery->consumedEnergy += c;
        battery->remainingEnergy -= c;
        battery->currentMode = mode;
        ret = true;
    }
 
    double per = battery->remainingEnergy * 100;
    per /= battery->initialEnergy;
    if (battery->animHandle)
        animation_add_new_entry(battery->animHandle,
                                ANIM_BATTERY,
                                "%d,%lf,%lf,",
                                DEVICE_CONFIGID(battery->deviceId),
                                per,
                                time);
    return ret;
}
 
static ANIM_HANDLE handle;
static void battery_add_to_animation(ptrBATTERY pb)
{
    static bool isCalled = false;
    if (!handle)
    {
        handle = anim_add_new_menu(NULL,
                                   "Battery Power",
                                   false,
                                   false,
                                   false,
                                   BUFSIZ,
                                   ANIMFILETYPE_GENERIC);
    }
    char name[BUFSIZ];
    sprintf(name, "%s_BatteryPower", DEVICE_NAME(pb->deviceId));
    pb->animHandle =
        anim_add_new_menu(handle,
                          name,
                          true,
                          false,
                          true,
                          BUFSIZ,
                          ANIMFILETYPE_BATTERY);
}
 
_declspec(dllexport) void battery_animation()
{
    ptrBATTERY b = firstBattery;
    while (b)
    {
        battery_add_to_animation(b);
        b = b->next;
    }
}
 
typedef struct stru_batteryMetrics
{
    char* mode;
    int index;
    int count;
    double* cols;
    struct stru_batteryMetrics* next;
}BATTERYMETRICS, *ptrBATTERYMETRICS;
static ptrBATTERYMETRICS batteryMetrics = NULL;
 
static bool isIncludedInMetricsHeading(ptrBATTERYMODE m)
{
    ptrBATTERYMETRICS bm = batteryMetrics;
    while (bm)
    {
        if (!_stricmp(m->heading, bm->mode))
            return true;
        bm = bm->next;
    }
    return false;
}
 
static void addInMetricsHeading(ptrBATTERYMODE m)
{
    ptrBATTERYMETRICS bm = batteryMetrics;
    ptrBATTERYMETRICS pbm = NULL;
    int index = 0;
    while (bm)
    {
        index = bm->index;
        pbm = bm;
        bm = bm->next;
    }
    index++;
    ptrBATTERYMETRICS b = calloc(1, sizeof* b);
    b->index = index;
    b->mode = m->heading;
    if (pbm)
        pbm->next = b;
    else
        batteryMetrics = b;
}
 
static void prepare_mode_list(char* buf)
{
    ptrBATTERY b = firstBattery;
    while (b)
    {
        int i;
        for (i = 0; i < b->modeCount; i++)
        {
            if (!b->mode[i].heading)
                continue;
            if (!isIncludedInMetricsHeading(&b->mode[i]))
            {
                addInMetricsHeading(&b->mode[i]);
                strcat(buf, b->mode[i].heading);
                strcat(buf, "#0,");
            }
        }
        b = b->next;
    }
}
 
static double get_value_from_battery(ptrBATTERY b, char* mode)
{
    int i;
    for (i = 0; i < b->modeCount; i++)
    {
        if (!b->mode[i].heading)
            continue;
        if (!_stricmp(b->mode[i].heading, mode))
            return b->mode[i].consumedEnergy;
    }
    return -1;
}
 
static void add_to_mode_list(ptrBATTERY b)
{
    ptrBATTERYMETRICS bm = batteryMetrics;
    while (bm)
    {
        if (bm->count)
            bm->cols = realloc(bm->cols, (bm->count + 1) * sizeof* bm->cols);
        else
            bm->cols = calloc(1, sizeof* bm->cols);
 
        bm->cols[bm->count] = get_value_from_battery(b, bm->mode);
        bm->count++;
        bm = bm->next;
    }
}
 
static void add_to_table(PMETRICSNODE table,
                         int index)
{
    ptrBATTERYMETRICS bm = batteryMetrics;
    while (bm)
    {
        add_table_row_formatted(true,
                                table,
                                "%lf,",
                                bm->cols[index]);
        bm = bm->next;
    }
}
 
_declspec(dllexport) void battery_metrics(PMETRICSWRITER metricsWriter)
{
    ptrBATTERY b;
    static bool isCalled = false;
    if (isCalled)
        return;
    isCalled = true;
 
    if (!firstBattery)
        return; // No battery is added
 
    PMETRICSNODE menu = init_metrics_node(MetricsNode_Menu, "Battery model", NULL);
    PMETRICSNODE table = init_metrics_node(MetricsNode_Table, "Battery model", NULL);
    add_node_to_menu(menu, table);
 
    char modeList[BUFSIZ]="";
    sprintf(modeList, "Device Name#1,Initial energy(mJ)#1,Consumed energy(mJ)#1,Remaining Energy(mJ)#1,");
    prepare_mode_list(modeList);
    add_table_heading_special(table, modeList);
    b = firstBattery;
    while (b)
    {
        add_to_mode_list(b);
        b = b->next;
    }
 
    int index = 0;
    b = firstBattery;
    while (b)
    {
        add_table_row_formatted(false, table,
                                "%s,%lf,%lf,%lf,",
                                DEVICE_NAME(b->deviceId),
                                b->initialEnergy,
                                b->consumedEnergy,
                                b->remainingEnergy);
        add_to_table(table, index);
        b = b->next;
        index++;
    }
    write_metrics_node(metricsWriter, WriterPosition_Current, NULL, menu);
    delete_metrics_node(menu);
}
 
_declspec(dllexport) double battery_get_remaining_energy(ptrBATTERY battery)
{
    return battery->remainingEnergy;
}
 
_declspec(dllexport) double battery_get_consumed_energy(ptrBATTERY battery, int mode)
{
    if (!mode)
        return battery->consumedEnergy;
    int i;
    for (i = 0; i < battery->modeCount; i++)
    {
        if (battery->mode[i].mode == mode)
            return battery->mode[i].consumedEnergy;
    }
    return 0;
}