receiver.py

'''

RECEIVER
sophia.re
07/06/15

'''

from time import time,sleep
import os
import sys, subprocess
import msvcrt as m
import matplotlib
import matplotlib.pyplot as plt

def main():

	while True:
		start_time = time()
		end_time = time() + 12
		print "Receiving Bits in Words (8 bit blocks)....\n"

		# records out of order executions and writes averages to file
		p = subprocess.Popen("C:/Receiver.exe "+"1 "*8)
		while start_time < end_time:
			start_time = time()
		print time()

		# wait because of system latency  
		p = subprocess.Popen("C:/nop.exe")
		p = subprocess.Popen("C:/nop.exe")

		# read all recorded out of order executions from file
		f = open("C:/Python27/BackupCheck.txt")
		txt = f.readlines()
		f.close()
		txt = txt[0]
		print "Received Bits\n"
		print txt

		# trigger a picture to appear
		bits = txt.split(":")
		if "11" in bits[0]:
			print "\n [+] trigger detected "
			exe = "C:/Users/root/Downloads/JPEGView_1_0_29/JPEGView.exe"
			args = '"C:/pics"'
			p = subprocess.call([exe,args])			
			sys.exit(0)
			quit()
		else:
			print "\n [+] trigger not detected"
		

		# plot received out of order executions to view step signal
		print "\n\nEnter to Plot...."
		 
		p.kill()
		m.getch()		
		
		# plot recorded OoOE step signal to png file
		with open("BackupCheck2.txt") as f:
			data = f.read()
		data = data.split("\n")
		
		y = [float(x) for x in data[0].split(' ')[:-1]]
		x = list(xrange(len(y)))
		print "There are ", len(y), " elements to plot."
		
		fig = plt.figure()
		ax1 = fig.add_subplot(111)
		ax1.set_title("Plot Received OoOE")
		ax1.set_xlabel("iterations")
		ax1.set_ylabel("out-of-order-execution averages")
		ax1.fill_between(x,y,color='yellow')
		ax1.plot(x,y, marker='.',lw=1,label='the data', alpha=0.3)
		leg = ax1.legend()
		
		plt.savefig('plot.png', bbox_inches='tight')
		
		# repeat
		print "\n\nEnter to Continue...."
		m.getch()
		
		
	
	
if __name__ == "__main__":
	main()