| /* |
| * This program is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU General Public |
| * License v2 as published by the Free Software Foundation. |
| * |
| * 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, write to the |
| * Free Software Foundation, Inc., 59 Temple Place - Suite 330, |
| * Boston, MA 021110-1307, USA. |
| */ |
| |
| #ifndef __TASK_UTILS_H__ |
| #define __TASK_UTILS_H__ |
| |
| #include <pthread.h> |
| |
| struct periodic_info { |
| int timer_fd; |
| unsigned long long wakeups_missed; |
| }; |
| |
| struct task_info { |
| struct periodic_info periodic; |
| pthread_t id; |
| void *private_data; |
| void *(*threadfn)(void *); |
| int (*postfn)(void *); |
| }; |
| |
| /* task life cycle */ |
| struct task_info *task_init(void *(*threadfn)(void *), int (*postfn)(void *), |
| void *thread_private); |
| int task_start(struct task_info *info); |
| void task_stop(struct task_info *info); |
| void task_deinit(struct task_info *info); |
| |
| /* periodic life cycle */ |
| int task_period_start(struct task_info *info, unsigned int period_ms); |
| void task_period_wait(struct task_info *info); |
| void task_period_stop(struct task_info *info); |
| |
| #endif |