stubborn_sender.h

Go to the documentation of this file.

/*
 * Copyright (C) 2013 Christoph Leitner <c.leitner@student.uibk.ac.at>
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
#ifndef INCLUDED_STUBBORN_SENDER_H
#define INCLUDED_STUBBORN_SENDER_H
 
#include <ieee802_15_4/rime_stack.h>
#include <atomic>
#include <queue>
#include <thread>
 
namespace gr {
namespace ieee802_15_4 {
class ruc_connection;
class IEEE802_15_4_API stubborn_sender
{
private:
    rime_stack* d_block;
    ruc_connection* d_caller;
    pmt::pmt_t d_mac_outport;
    long d_retxtime;
    int d_retxs;
    std::atomic_bool d_stop;
    std::queue<pmt::pmt_t> d_msg_queue;
    gr::thread::mutex d_mutex;
    gr::thread::condition_variable d_queue_filled;
    gr::thread::condition_variable d_ack_received;
    void thread_func();
    pmt::pmt_t queue_pop();
 
public:
    stubborn_sender(rime_stack* block, ruc_connection* caller, pmt::pmt_t mac_outport);
    void start(long retxtime = 1000L, int retxs = 3);
    void enqueue(pmt::pmt_t msg);
    void stop();
};
} // namespace ieee802_15_4
} // namespace gr
 
#endif