def socksl(strinput):
    length = len(strinput)
    arr = [0 for i in range(length)]
    i = length - 1
    while i >= 0:
        char1 = strinput[i]
        n = i - 1
        arr[i] = chr(ord(char1) ^ 0x5c)
        if n < 0:
            break
        i = n - 1
        arr[n] = chr(ord(strinput[n]) ^ 0x1e)

    return ''.join(arr)

def get_string(addr):
  out = ""
  while True:
    if Byte(addr) != 0:
      out += chr(Byte(addr))
    else:
      break
    addr += 1
  return out
def handle_function(func_start):
    for h in idautils.FuncItems(func_start):
	    for xref in XrefsTo(h, 0):
		    #print 'from', hex(xref.frm), 'to', hex(xref.to),
		    inst = DecodePreviousInstruction(xref.frm)
		    if(get_operand_type(inst.ea,1) != 9):
			    continue
		    st = get_string(get_name_ea(inst.ea,print_operand(inst.ea,1)))
		    dec = socksl(st)
		    print get_operand_type(inst.ea,1),c,st,"-->",dec
		    set_cmt(xref.frm,dec,1)