40 lines
1.1 KiB
C
40 lines
1.1 KiB
C
#ifndef WAITQUEUE_H__
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#define WAITQUEUE_H__
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#include <rtthread.h>
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struct rt_wqueue_node;
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typedef rt_list_t rt_wqueue_t;
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typedef int (*rt_wqueue_func_t)(struct rt_wqueue_node *wait, void *key);
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struct rt_wqueue_node
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{
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rt_thread_t polling_thread;
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rt_list_t list;
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rt_wqueue_func_t wakeup;
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rt_uint32_t key;
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};
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typedef struct rt_wqueue_node rt_wqueue_node_t;
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int __wqueue_default_wake(struct rt_wqueue_node *wait, void *key);
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void rt_wqueue_add(rt_wqueue_t *queue, struct rt_wqueue_node *node);
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void rt_wqueue_remove(struct rt_wqueue_node *node);
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int rt_wqueue_wait(rt_wqueue_t *queue, int condition, int timeout);
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void rt_wqueue_wakeup(rt_wqueue_t *queue, void *key);
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#define DEFINE_WAIT_FUNC(name, function) \
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struct rt_wqueue_node name = { \
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rt_current_thread, \
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RT_LIST_OBJECT_INIT(((name).list)), \
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\
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function, \
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0 \
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}
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#define DEFINE_WAIT(name) DEFINE_WAIT_FUNC(name, __wqueue_default_wake)
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#endif
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