#!/usr/bin/env python

import sys, string

def dump(infn, outfn, size):
	inf = open(infn, "r")
	out = open(outfn, "w")

	lines = string.split(inf.read(), "\n")
	malformed = [ ]
	for i in lines:
		if not len(i): continue
		if len(i) != 32*2:
			malformed.append(i)
			continue
		for j in range(0, 32):
			d1 = i[j*2+0]
			d2 = i[j*2+1]
			out.write(chr(eval("0x" + d1 + d2)))

	inf.close()
	out.close()

	print "Encountered", len(malformed), "malformed lines:"
	print malformed

def main(args):
	if len(args) != 4:
		print "usage: dump2bin.py <in> <out> <size>"
		return 0

	dump(args[1], args[2], int(args[3]))

	return 0

if __name__=='__main__': sys.exit(main(sys.argv))