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32 lines
931 B
C
32 lines
931 B
C
#ifndef _RINGBUFFER_H_
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#define _RINGBUFFER_H_
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#include <stdbool.h>
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#include <stdint.h>
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typedef struct {
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uint8_t *data;
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int capacity;
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int size;
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int front;
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int rear;
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} RingBuffer;
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RingBuffer *RingBuf_create(int capacity);
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bool RingBuf_isFull(RingBuffer *buffer);
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bool RingBuf_isEmpty(RingBuffer *buffer);
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bool RingBuf_enqueue(RingBuffer *buffer, uint8_t value);
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bool RingBuf_dequeue(RingBuffer *buffer, uint8_t *value);
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int RingBuf_enqueueBatch(RingBuffer *buffer, const uint8_t *values, int count);
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int RingBuf_dequeueBatch(RingBuffer *buffer, uint8_t *values, int count);
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int RingBuf_getUsedSize(RingBuffer *buffer);
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int RingBuf_getAvailableSize(RingBuffer *buffer);
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void RingBuf_destroy(RingBuffer *buffer);
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// for direct write
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int RingBuf_getContinousAvailableSize(RingBuffer *buffer);
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void RingBuf_postEnqueueBatch(RingBuffer *buffer, int count);
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uint8_t *RingBuf_getRearPtr(RingBuffer *buffer);
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#endif
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