kopia lustrzana https://github.com/PiInTheSky/lora-gateway
32 wiersze
858 B
C
32 wiersze
858 B
C
#ifndef __LIFO_BUFFER_H__
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#define __LIFO_BUFFER_H__
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#include <stdbool.h>
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#include <pthread.h>
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typedef struct
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{
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/* Buffer Access Lock */
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pthread_mutex_t Mutex;
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/* New Data Signal */
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pthread_cond_t Signal;
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/* Whether the waiting thread should quit */
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bool Quit;
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/* Head and Tail Indexes */
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uint32_t Head, Tail;
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/* Data */
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void **Data;
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/* Data Length */
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uint32_t Length;
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} lifo_buffer_t;
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/** Common functions **/
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void lifo_buffer_init(lifo_buffer_t *buf, uint32_t length);
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uint32_t lifo_buffer_queued(lifo_buffer_t *buf);
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void lifo_buffer_push(lifo_buffer_t *buf, void *data_ptr);
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void *lifo_buffer_pop(lifo_buffer_t *buf);
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void *lifo_buffer_waitpop(lifo_buffer_t *buf);
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void lifo_buffer_quitwait(lifo_buffer_t *buf);
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bool lifo_buffer_requeue(lifo_buffer_t *buf, void *data_ptr);
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#endif /* __LIFO_BUFFER_H__*/ |