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/* -*- c++ -*- */
/*
* Copyright 2007 Free Software Foundation, Inc.
*
* This file is part of GNU Radio
*
* GNU Radio 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, or (at your option)
* any later version.
*
* GNU Radio 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, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#ifndef INCLUDED_MB_RUNTIME_THREAD_PER_BLOCK_H
#define INCLUDED_MB_RUNTIME_THREAD_PER_BLOCK_H
#include <mb_runtime_base.h>
#include <mb_worker.h>
#include <mblock/msg_queue.h>
#include <mb_timer_queue.h>
/*!
* \brief Concrete runtime that uses a thread per mblock
* \implementation
*
* These are all implementation details.
*/
class mb_runtime_thread_per_block : public mb_runtime_base
{
public:
omni_mutex d_workers_mutex; // hold while manipulating d_workers
std::vector<mb_worker*> d_workers;
bool d_shutdown_in_progress;
pmt_t d_shutdown_result;
mb_msg_queue d_msgq;
mb_timer_queue d_timer_queue;
typedef std::vector<mb_worker*>::iterator worker_iter_t;
mb_runtime_thread_per_block();
~mb_runtime_thread_per_block();
bool run(const std::string &instance_name,
const std::string &class_name,
pmt_t user_arg,
pmt_t *result);
void request_shutdown(pmt_t result);
protected:
mb_mblock_sptr
create_component(const std::string &instance_name,
const std::string &class_name,
pmt_t user_arg);
pmt_t
schedule_one_shot_timeout(const mb_time &abs_time, pmt_t user_data,
mb_msg_accepter_sptr accepter);
pmt_t
schedule_periodic_timeout(const mb_time &first_abs_time,
const mb_time &delta_time,
pmt_t user_data,
mb_msg_accepter_sptr accepter);
void
cancel_timeout(pmt_t handle);
private:
void reap_dead_workers();
void run_loop();
void send_all_sys_msg(pmt_t signal, pmt_t data = PMT_F,
pmt_t metadata = PMT_F,
mb_pri_t priority = MB_PRI_BEST);
};
#endif /* INCLUDED_MB_RUNTIME_THREAD_PER_BLOCK_H */
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