From 50dc610c438e4ac6fdb0116e730b0af6300c1709 Mon Sep 17 00:00:00 2001
From: pavanvpatil <pavanvpatil01@gmail.com>
Date: Sat, 24 Sep 2022 23:36:34 +0530
Subject: [PATCH] UPDATED attack detect function

---
 iPDC/Attack_detect.c | 29 -------------------------
 iPDC/Attack_detect.h | 14 -------------
 iPDC/parser.c        | 50 +++++++++++++++++++++++++++++++++++++++++---
 3 files changed, 47 insertions(+), 46 deletions(-)

diff --git a/iPDC/Attack_detect.c b/iPDC/Attack_detect.c
index e6ca3db..8b13789 100644
--- a/iPDC/Attack_detect.c
+++ b/iPDC/Attack_detect.c
@@ -1,30 +1 @@
-#include "Attack_detect.h"
-#include "parser.h"
 
-/* pavan changes */
-void attack_detect(struct data_frame *df,clock_t START)
-{
-    float CURR_FREQ=to_intconvertor(df->dpmu[0]->freq);
-	SUM_OF_FREQUENCY+=CURR_FREQ;
-	COUNT=0;
-	float FREQ_AVG=SUM_OF_FREQUENCY/(COUNT*1.0f);
-	float DETECT_PERCENT=(abs(FREQ_AVG-CURR_FREQ)/(FREQ_AVG*1.0f))*100;
-    double END = clock();
-
-	printf("Detect_percent: %f\n",DETECT_PERCENT);
-
-	if(DETECT_PERCENT>THRESHOLD)
-		printf("ATTACK DETECTED\n");
-	else
-		printf("NO PROBLEM\n");
-
-    cpu_time_used = ((double) (END - START)) / CLOCKS_PER_SEC;
-
-    if(cpu_time_used > 10)
-    {
-        START = 0;
-        SUM_OF_FREQUENCY=CURR_FREQ;
-        COUNT=1;
-    }
-}
-/* pavan changes */
\ No newline at end of file
diff --git a/iPDC/Attack_detect.h b/iPDC/Attack_detect.h
index b5b9f1b..e69de29 100644
--- a/iPDC/Attack_detect.h
+++ b/iPDC/Attack_detect.h
@@ -1,14 +0,0 @@
-/* pavan changes */
-#include <time.h>
-
-/* variables declared */
-float SUM_OF_FREQUENCY=0;
-float COUNT=0;
-float THRESHOLD=25;
-double cpu_time_used;
-
-
-/* functions declared */
-void attack_detect(struct data_frame *df,clock_t START);
-
-/* pavan changes */
\ No newline at end of file
diff --git a/iPDC/parser.c b/iPDC/parser.c
index 711792f..c958d15 100755
--- a/iPDC/parser.c
+++ b/iPDC/parser.c
@@ -72,6 +72,52 @@
 /* also in the file `cfg.bin` by calling 					*/
 /* ----------------------------------------------------------------------------	*/
 
+
+/* pavan changes */
+/* variables declared */
+float  SUM_OF_FREQUENCY=0;
+float COUNT=0;
+float THRESHOLD=25;
+double time_used;
+time_t START;
+
+void attack_detect(struct data_frame *df)
+{
+	COUNT++;
+    float CURR_FREQ=to_intconvertor(df->dpmu[0]->freq);
+	SUM_OF_FREQUENCY+=CURR_FREQ;
+	float FREQ_AVG=SUM_OF_FREQUENCY/(COUNT*1.0f);
+	float DETECT_PERCENT=(abs(FREQ_AVG-CURR_FREQ)/(FREQ_AVG*1.0f))*100;
+
+	printf("Detect_percent: %f\n",DETECT_PERCENT);
+	printf("frequency average: %f\n",FREQ_AVG);
+
+
+	if(DETECT_PERCENT>THRESHOLD)
+		printf("ATTACK DETECTED\n");
+	else
+		printf("NO PROBLEM\n");
+	
+	if(COUNT==1)
+		time(&START);
+
+	time_t END;
+	time(&END);
+	
+    time_used = difftime(END,START);
+	printf("time used %lf\n",time_used);
+	
+
+    if(time_used > 60)
+    {
+        time(&START);
+        SUM_OF_FREQUENCY=CURR_FREQ;
+        COUNT=1;
+    }
+}
+/* pavan changes */
+
+
 void cfgparser(unsigned char st[]){ 
 
 	unsigned char *s;
@@ -1273,9 +1319,7 @@ int dataparser(unsigned char data[]) {
 	}  
 	
 	/*pavan changes*/
-	//#include "Attack_detect.h"
-	//clock_t START = clock();
-	//attack_detect(df,START);
+	attack_detect(df);
 	/*pavan changes*/
 
 	// temp code