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#!/usr/bin/env python3
# -*- coding: utf-8 -*-
# Copyright 2018 Daniel Estevez <daniel@destevez.net>
#
# This file is part of gr-satellites
#
# SPDX-License-Identifier: GPL-3.0-or-later
#
from gnuradio import gr
import numpy
import pmt
class snet_classifier(gr.basic_block):
"""docstring for block snet_classifier"""
def __init__(self):
gr.basic_block.__init__(
self,
name='snet_classifier',
in_sig=[],
out_sig=[])
self.message_port_register_in(pmt.intern('in'))
self.set_msg_handler(pmt.intern('in'), self.handle_msg)
self.message_port_register_out(pmt.intern('SNET-A'))
self.message_port_register_out(pmt.intern('SNET-B'))
self.message_port_register_out(pmt.intern('SNET-C'))
self.message_port_register_out(pmt.intern('SNET-D'))
def handle_msg(self, msg_pmt):
srcId = pmt.dict_ref(pmt.car(msg_pmt),
pmt.intern('SNET SrcId'), pmt.PMT_NIL)
if pmt.eq(srcId, pmt.PMT_NIL):
return
sat = pmt.to_long(srcId) >> 1
if sat == 0:
satellite = 'SNET-A'
elif sat == 1:
satellite = 'SNET-B'
elif sat == 2:
satellite = 'SNET-C'
elif sat == 3:
satellite = 'SNET-D'
else:
return
self.message_port_pub(pmt.intern(satellite), msg_pmt)
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