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75 lines
1.8 KiB
C++
75 lines
1.8 KiB
C++
/**
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*
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* \section COPYRIGHT
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*
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* Copyright 2013-2015 Software Radio Systems Limited
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*
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* \section LICENSE
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*
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* This file is part of the srsUE library.
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*
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* srsUE is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as
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* published by the Free Software Foundation, either version 3 of
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* the License, or (at your option) any later version.
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*
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* srsUE is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* A copy of the GNU Affero General Public License can be found in
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* the LICENSE file in the top-level directory of this distribution
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* and at http://www.gnu.org/licenses/.
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*
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*/
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#include "srslte/common/task_dispatcher.h"
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#include <queue>
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namespace srslte {
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task_dispatcher::task_dispatcher(uint32_t max_pending_tasks)
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{
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pthread_cond_init(&cvar, NULL);
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pthread_mutex_init(&mutex, NULL);
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}
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task_dispatcher::~task_dispatcher()
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{
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running = false;
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pthread_cond_signal(&cvar);
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wait_thread_finish();
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pthread_cond_destroy(&cvar);
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pthread_mutex_destroy(&mutex);
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}
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void task_dispatcher::push_task(uint32_t task_code)
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{
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pthread_mutex_lock(&mutex);
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pending_tasks.push(task_code);
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pthread_cond_signal(&cvar);
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pthread_mutex_unlock(&mutex);
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}
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void task_dispatcher::run_thread()
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{
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running = true;
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while(running) {
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uint32_t task = 0;
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pthread_mutex_lock(&mutex);
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while(pending_tasks.empty()) {
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pthread_cond_wait(&cvar, &mutex);
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}
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task = (uint32_t) pending_tasks.front();
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pending_tasks.pop();
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pthread_mutex_unlock(&mutex);
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if (running) {
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run_task(task);
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}
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}
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}
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} |