apps/airprobe_file.py

#!/usr/bin/env python
##################################################
# Gnuradio Python Flow Graph
# Title: Airprobe File
# Generated: Sat Dec  6 15:32:40 2014
##################################################

from gnuradio import blocks
from gnuradio import eng_notation
from gnuradio import gr
from gnuradio.eng_option import eng_option
from gnuradio.filter import firdes
from optparse import OptionParser
import gsm

class airprobe_file(gr.top_block):

    def __init__(self, input_file_name="input.cfile", fc=937e6, samp_rate=1e6):
        gr.top_block.__init__(self, "Airprobe File")

        ##################################################
        # Parameters
        ##################################################
        self.input_file_name = input_file_name
        self.fc = fc
        self.samp_rate = samp_rate

        ##################################################
        # Variables
        ##################################################
        self.SDCCH = SDCCH = 6
        self.RACH = RACH = 3
        self.PCH = PCH = 5
        self.CHANNEL_UNKNOWN = CHANNEL_UNKNOWN = 0
        self.CCCH = CCCH = 2
        self.BCCH = BCCH = 1
        self.AGCH = AGCH = 4

        ##################################################
        # Blocks
        ##################################################
        self.gsm_universal_ctrl_chans_demapper_0 = gsm.universal_ctrl_chans_demapper(([2,6,12,16,22,26,32,36,42,46]), ([BCCH,CCCH,CCCH,CCCH,CCCH,CCCH,CCCH,CCCH,CCCH,CCCH]))
        self.gsm_receiver_0 = gsm.receiver(4, ([0]), ([]))
        self.gsm_message_printer_0 = gsm.message_printer()
        self.gsm_input_0 = gsm.gsm_input(
            ppm=0,
            osr=4,
            fc=fc,
            samp_rate_in=samp_rate,
        )
        self.gsm_control_channels_decoder_0 = gsm.control_channels_decoder()
        self.gsm_clock_offset_control_0 = gsm.clock_offset_control(fc)
        self.blocks_socket_pdu_0 = blocks.socket_pdu("UDP_CLIENT", "127.0.0.1", "4729", 10000)
        self.blocks_file_source_0 = blocks.file_source(gr.sizeof_gr_complex*1, input_file_name, False)

        ##################################################
        # Connections
        ##################################################
        self.connect((self.gsm_input_0, 0), (self.gsm_receiver_0, 0))
        self.connect((self.blocks_file_source_0, 0), (self.gsm_input_0, 0))

        ##################################################
        # Asynch Message Connections
        ##################################################
        self.msg_connect(self.gsm_receiver_0, "measurements", self.gsm_clock_offset_control_0, "measurements")
        self.msg_connect(self.gsm_control_channels_decoder_0, "msgs", self.gsm_message_printer_0, "msgs")
        self.msg_connect(self.gsm_universal_ctrl_chans_demapper_0, "bursts", self.gsm_control_channels_decoder_0, "bursts")
        self.msg_connect(self.gsm_receiver_0, "C0", self.gsm_universal_ctrl_chans_demapper_0, "bursts")
        self.msg_connect(self.gsm_clock_offset_control_0, "ppm", self.gsm_input_0, "ppm_in")
        self.msg_connect(self.gsm_control_channels_decoder_0, "msgs", self.blocks_socket_pdu_0, "pdus")

# QT sink close method reimplementation

    def get_input_file_name(self):
        return self.input_file_name

    def set_input_file_name(self, input_file_name):
        self.input_file_name = input_file_name
        self.blocks_file_source_0.open(self.input_file_name, False)

    def get_fc(self):
        return self.fc

    def set_fc(self, fc):
        self.fc = fc
        self.gsm_input_0.set_fc(self.fc)

    def get_samp_rate(self):
        return self.samp_rate

    def set_samp_rate(self, samp_rate):
        self.samp_rate = samp_rate
        self.gsm_input_0.set_samp_rate_in(self.samp_rate)

    def get_SDCCH(self):
        return self.SDCCH

    def set_SDCCH(self, SDCCH):
        self.SDCCH = SDCCH

    def get_RACH(self):
        return self.RACH

    def set_RACH(self, RACH):
        self.RACH = RACH

    def get_PCH(self):
        return self.PCH

    def set_PCH(self, PCH):
        self.PCH = PCH

    def get_CHANNEL_UNKNOWN(self):
        return self.CHANNEL_UNKNOWN

    def set_CHANNEL_UNKNOWN(self, CHANNEL_UNKNOWN):
        self.CHANNEL_UNKNOWN = CHANNEL_UNKNOWN

    def get_CCCH(self):
        return self.CCCH

    def set_CCCH(self, CCCH):
        self.CCCH = CCCH

    def get_BCCH(self):
        return self.BCCH

    def set_BCCH(self, BCCH):
        self.BCCH = BCCH

    def get_AGCH(self):
        return self.AGCH

    def set_AGCH(self, AGCH):
        self.AGCH = AGCH

if __name__ == '__main__':
    parser = OptionParser(option_class=eng_option, usage="%prog: [options]")
    parser.add_option("-i", "--input-file-name", dest="input_file_name", type="string", default="input.cfile",
        help="Set input.cfile [default=%default]")
    parser.add_option("-f", "--fc", dest="fc", type="eng_float", default=eng_notation.num_to_str(937e6),
        help="Set fc [default=%default]")
    parser.add_option("-s", "--samp-rate", dest="samp_rate", type="eng_float", default=eng_notation.num_to_str(1e6),
        help="Set samp_rate [default=%default]")
    (options, args) = parser.parse_args()
    tb = airprobe_file(input_file_name=options.input_file_name, fc=options.fc, samp_rate=options.samp_rate)
    tb.start()
    tb.wait()