def sendPackets(s, filename): stream = file(filename, 'rb') sequence = 1 data = stream.read(packet_size) if not data: print "File Empty" return errcnt = 0 fullcrc = 0 print "Packet Transferred: " while 1: pkt = asmPkt(data, sequence) fullcrc = verify(data, fullcrc) for ch in pkt: s.write(ch) if debug: sys.stdout.write(hex(ord(ch))+' ') if debug: print print if debug: debugPrint(s) if checkAck(s) == True: if debug: print "checkAck -> True" print " %r" % sequence else: sys.stdout.write('>') sys.stdout.flush() sequence = (sequence + 1) % 0x100 # increment sequence number if debug: print sequence data = stream.read(packet_size) if not data: print print "CRC of file = " + hex(fullcrc) return True else: print print "checkAck -> False" print "Packet %r Failed" % sequence errcnt += 1 if errcnt > 0: print "Transfer Errors" return False continue print "Transfer Complete" return True
def sendPackets(s, filename): stream = file(filename, 'rb') sequence = 1 data = stream.read(packet_size) if not data: print "Error: Empty Compiled Script File" return False errcnt = 0 fullcrc = 0 print while 1: pkt = asmPkt(data, sequence) fullcrc = verify(data, fullcrc) for ch in pkt: s.write(ch) if debug: sys.stdout.write(hex(ord(ch))+' ') if debug: print print if debug: debugPrint(s) if checkAck(s) == True: if debug: print "checkAck -> True" print " %r" % sequence else: sys.stdout.write('.') sys.stdout.flush() sequence = (sequence + 1) % 0x100 # increment sequence number if debug: print sequence data = stream.read(packet_size) if not data: print print "CRC:" + hex(fullcrc) return True else: print print "Packet %r Failed to Upload" % sequence errcnt += 1 if errcnt > 0: sys.stdout.flush() return False continue print return True