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/*
* File : pthread_internal.h
* This file is part of RT-Thread RTOS
* COPYRIGHT (C) 2006 - 2010, RT-Thread Development Team
*
* 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 2 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, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Change Logs:
* Date Author Notes
* 2010-10-26 Bernard the first version
*/
#ifndef __PTHREAD_INTERNAL_H__
#define __PTHREAD_INTERNAL_H__
#include <rtthread.h>
#include <pthread.h>
struct _pthread_cleanup
{
void (*cleanup_func)(void *parameter);
void *parameter;
struct _pthread_cleanup *next;
};
typedef struct _pthread_cleanup _pthread_cleanup_t;
struct _pthread_key_data
{
int is_used;
void (*destructor)(void *parameter);
};
typedef struct _pthread_key_data _pthread_key_data_t;
#define PTHREAD_MAGIC 0x70746873
struct _pthread_data
{
rt_uint32_t magic;
pthread_attr_t attr;
rt_thread_t tid;
void* (*thread_entry)(void *parameter);
void *thread_parameter;
/* return value */
void *return_value;
/* semaphore for joinable thread */
rt_sem_t joinable_sem;
/* cancel state and type */
rt_uint8_t cancelstate;
volatile rt_uint8_t canceltype;
volatile rt_uint8_t canceled;
_pthread_cleanup_t *cleanup;
void** tls; /* thread-local storage area */
};
typedef struct _pthread_data _pthread_data_t;
rt_inline _pthread_data_t *_pthread_get_data(pthread_t thread)
{
_pthread_data_t *ptd;
RT_ASSERT(thread != RT_NULL);
ptd = (_pthread_data_t *)thread->user_data;
RT_ASSERT(ptd != RT_NULL);
RT_ASSERT(ptd->magic == PTHREAD_MAGIC);
return ptd;
}
int clock_time_to_tick(const struct timespec *time);
void clock_time_system_init(void);
void posix_mq_system_init(void);
void posix_sem_system_init(void);
void pthread_key_system_init(void);
#endif
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