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/* -*- c++ -*- */
/*
* Copyright 2007,2010 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_GC_CLIENT_THREAD_INFO_H
#define INCLUDED_GC_CLIENT_THREAD_INFO_H
#include <boost/thread.hpp>
#include <boost/utility.hpp>
enum gc_ct_state {
CT_NOT_WAITING,
CT_WAIT_ALL,
CT_WAIT_ANY,
};
/*
* \brief per client-thread data used by gc_job_manager
*
* "Client threads" are any threads that invoke methods on
* gc_job_manager. We use pthread_set_specific to store a pointer to
* one of these for each thread that comes our way.
*/
class gc_client_thread_info : boost::noncopyable {
public:
gc_client_thread_info() :
d_free(1), d_cond(), d_state(CT_NOT_WAITING),
d_jobs_done(0), d_njobs_waiting_for(0),
d_jobs_waiting_for(0){ }
~gc_client_thread_info() {
d_free = 1;
d_state = CT_NOT_WAITING;
d_jobs_done = 0;
d_njobs_waiting_for = 0;
d_jobs_waiting_for = 0;
}
//! is this cti free? (1->free, 0->in use)
uint32_t d_free;
//! which client info are we?
uint16_t d_client_id;
//! hold this mutex to manipulate anything below here
boost::mutex d_mutex;
//! signaled by event handler to wake client thread up
boost::condition_variable d_cond;
//! Is this client waiting?
gc_ct_state d_state;
//! Jobs that have finished and not yet been waited for (bitvector)
unsigned long *d_jobs_done;
//! # of jobs we're waiting for
unsigned int d_njobs_waiting_for;
//! Jobs that client thread is waiting for
gc_job_desc **d_jobs_waiting_for;
};
#endif /* INCLUDED_GC_CLIENT_THREAD_INFO_H */
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