WRITE_SIZE = 400

def __init__(self, port):

self.open(port)

def open(self, port):

self.ser = serial.Serial(port, 115200, timeout=5, dsrdtr=True, rtscts=True)

def SendCommand(self, command, getline=True, ignoreError=False):

print ('send: %s' % (command))

self.ser.write((command '\r').encode())

data = ''

if getline:

data = self.ReadLine(ignoreError)

return data

def SendCommandResult(self, command,ignoreError=False):

out = []

print ('send: %s' % (command))

self.ser.write((command '\r').encode())

while 1:

data = self.ser.readline().decode().rstrip("\n\r")

if data == 'OK':

return out

break

if data == 'ERROR':

if ignoreError:

return out

raise Exception('Comm Error')

if data != '':

out.append(data)

def ReadLine(self, ignoreError):

while 1:

data = self.ser.readline().decode().rstrip("\n\r")

if data == 'OK':

break

if data == 'ERROR':

if ignoreError:

break

raise Exception('Comm Error')

if data != '':

print (data)

def ListFiles(self, path):

filenamePath = binascii.hexlify(path.encode("utf-16-be")).decode()

fileList = self.SendCommandResult('AT EFSL="' filenamePath '"',True)

print ("List path: %s" % path)

for item in fileList:

diritem = item.split(",")

# get file size

filesize = diritem[1]

# attribute of file

attrib = diritem[2]

quoted = re.compile('"[^"]*"')

for value in quoted.findall(item):

# find filename

value = value.replace('"', "")

myname = binascii.unhexlify(value)

print("{0:30s} {1:10s} {2:5s}".format( myname.decode('utf-16-be'),filesize,attrib))

print("")

def DeleteFile(self, pathFilename):

# Folder operation Back to root folder

print ("Delete File {0:s}".format(pathFilename))

self.SendCommand('AT EFSF=3')

folder = binascii.hexlify(pathFilename.encode("utf-16-be")).decode()

# send command ignore error if file does not exits

self.SendCommand('AT EFSD="' folder '"', True, True)

def createFolder(self,folderName):

print ("Create folder: %s" % folderName)

self.SendCommand('AT EFSF=3')

#ignore error

folder = binascii.hexlify(folderName.encode("utf-16-be")).decode()

self.SendCommand('AT EFSF=0,"' folder '"',True,True)

def sendFile(self, destpath,filename):

if not os.path.isfile(filename):

raise Exception('Can not open file: %s') % (filename)

# open file

f = open(filename, 'rb')

st = os.stat(filename)

size = st.st_size

print ('Bytes to send %d' % (size))

if size == 0:

raise Exception('File is empty')

path = destpath filename

filenamePath = binascii.hexlify(path.encode("utf-16-be")).decode()

print ('Filename Path %s' % path)

# open file for write

self.SendCommand('AT EFSW=0,"' filenamePath '"')

# send data to open file

for i in range(st.st_size // self.WRITE_SIZE):

var = f.read(self.WRITE_SIZE)

data = binascii.hexlify(var).decode()

#data = var.encode("hex")

if size == 400:

# last paket send eof

self.SendCommand('AT EFSW=2,1,400,"' data '"')

else:

# send paket

self.SendCommand('AT EFSW=2,0,400,"' data '"')

size = size - 400

if size > 0:

# send last data to open file

var = f.read(size)

data = binascii.hexlify(var).decode()

#data = var.encode("hex")

# send lastpaket

self.SendCommand('AT EFSW=2,1,' str(size) ',"' data '"')

# close file

self.SendCommand('AT EFSW=1,"' filenamePath '"')

def sendAutostartTxt(self):

path = "C:\\autostart.txt"

filenamePath = binascii.hexlify(path.encode("utf-16-be")).decode()

# open file for write

self.SendCommand('AT EFSW=0,"' filenamePath '"')

# send last data to open file

var = b"[autostart]\nApp=C:\MRE\main.vxp\n"

data = binascii.hexlify(var).decode()

# send paket

self.SendCommand('AT EFSW=2,1,' str(len(var)) ',"' data '"')

# close file

self.SendCommand('AT EFSW=1,"' filenamePath '"')

def flushCom(self):

self.ser.reset_input_buffer()

self.ser.reset_output_buffer()

def close(self):

parser = argparse.ArgumentParser(description='Push Application Utility', prog='uploader')

parser.add_argument('--port', '-p', help='Serial port device', default='/dev/ttyACM0')

# parser.add_argument('uploadfile', type=argparse.FileType('rb'), help='File for uploading')

args = parser.parse_args()

if os.path.isfile('main.vxp') == False:

print ('Can not open main.vxp')

return

args = parser.parse_args()

h = MTKModem(args.port)

time.sleep(0.5)

h.SendCommand("AT")

# exit all running process

h.SendCommand("AT [666]EXIT_ALL", False)

time.sleep(2)

h.flushCom()

# Change operation mode to obtain access to filesystem

h.SendCommand("AT ESUO=3")

# AT EFSR FileRead

# h.SendCommand('AT EFSR\r')

# File System Size 67 = C:\

# h.SendCommand('AT EFS=67\r)

# Folder operation Back to root folder

h.SendCommand("AT EFSF=3")

h.createFolder("C:\MRE")

h.DeleteFile("D:\\autostart.txt")

h.DeleteFile("C:\\autostart.txt")

h.DeleteFile("C:\MRE\main.vxp")

h.sendFile("C:\MRE\\","main.vxp")

h.sendAutostartTxt()

h.ListFiles("C:\MRE")

#h.ListFiles("D:\MRE")

# C: can also mount as disk ( power off the device )

h.ListFiles("C:")

# D: is a hidden volume

h.ListFiles("D:\@bt")

h.ListFiles("D:@BTNotify")

h.ListFiles("D:@mre")

h.ListFiles("D:@BTMre")

h.ListFiles("D:NVRAM")

h.ListFiles("D:@wap\wps")

# Change operation mode to compatible

h.SendCommand("AT ESUO=4")

h.SendCommand("AT [666]REBOOT", False)