39 lines
1.0 KiB
C
39 lines
1.0 KiB
C
/* pavan changes */
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#include <time.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <gtk/gtk.h>
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#include <math.h>
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#include "parser.h"
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long double AVERAGE_OF_FREQUENCY = 50;
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unsigned long long int COUNT = 500;
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gboolean attack_detect(struct data_frame *df)
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{
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float CURR_FREQ = 50 + to_intconvertor(df->dpmu[0]->freq) * 1e-3;
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printf("Current freq: %f\n", CURR_FREQ);
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float DETECT_PERCENT = (fabs(AVERAGE_OF_FREQUENCY - CURR_FREQ) / (AVERAGE_OF_FREQUENCY * 1.0f)) * 100;
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/* detecting based on thershold frequency can vary only around 0.2 hz*/
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if (DETECT_PERCENT > 0.9)
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{
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printf("\033[0;31m");
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printf("ATTACK DETECTED!");
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printf("\033[0m");
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return FALSE;
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}
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else
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{
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printf("\033[0;32m");
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printf("NO PROBLEM :)\n");
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printf("\033[0m");
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/* updating mean of frequency */
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AVERAGE_OF_FREQUENCY = ((AVERAGE_OF_FREQUENCY * COUNT) + CURR_FREQ) / ++COUNT;
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printf("avg freq: %Lf\n", AVERAGE_OF_FREQUENCY);
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return TRUE;
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}
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}
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/* pavan changes */ |