56 lines
1.4 KiB
C
56 lines
1.4 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 "parser.h"
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void attack_detect(struct data_frame *df,time_t* START,float* COUNT,float* SUM_OF_FREQUENCY)
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{
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// printf("freq: %d\n",to_intconvertor(&(df->dpmu[0]->fmt->freq)));
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// printf("analog: %d\n",to_intconvertor(&(df->dpmu[0]->fmt->analog)));
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// printf("phasor %d\n",to_intconvertor(&(df->dpmu[0]->fmt->phasor)));
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// printf("polar: %d\n",to_intconvertor(&(df->dpmu[0]->fmt->polar)));
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*COUNT = *COUNT+1;
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float CURR_FREQ=to_intconvertor(df->dpmu[0]->freq);
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*SUM_OF_FREQUENCY+=CURR_FREQ;
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float FREQ_AVG=*SUM_OF_FREQUENCY/(*COUNT*1.0f);
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float DETECT_PERCENT=(abs(FREQ_AVG-CURR_FREQ)/(FREQ_AVG*1.0f))*100;
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/* detecting based on thershold */
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float THRESHOLD=70;
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if(DETECT_PERCENT>THRESHOLD)
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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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printf(" Detect_percent: %f\n",DETECT_PERCENT);
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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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}
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/* calcculating time */
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if(*COUNT==1)
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{
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time(START);
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printf("entered\n");
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}
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time_t END;
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time(&END);
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double time_used = difftime(END,*START);
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printf("time used %lf\n",time_used);
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/* resetting after i minute */
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if(time_used > 60)
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{
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time(START);
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*SUM_OF_FREQUENCY=CURR_FREQ;
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*COUNT=1;
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}
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}
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/* pavan changes */ |