32 lines
694 B
C
32 lines
694 B
C
#ifndef _FIFO_H_
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#define _FIFO_H_
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#include <stdint.h>
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typedef enum
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{
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FIFO_OK = 0x00,
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FIFO_ERROR_NULL,
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FIFO_ERROR_LENGTH,
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FIFO_ERROR_FULL,
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FIFO_ERROR_EMPTY,
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}fifo_error_t;
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typedef struct
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{
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uint32_t in;
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uint32_t out;
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uint32_t size;
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uint8_t* buffer;
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} fifo_t;
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fifo_error_t fifo_create( fifo_t *fifo , uint8_t *buffer, uint32_t size );
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fifo_error_t fifo_clear( fifo_t *fifo );
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fifo_error_t fifo_write( fifo_t *fifo, uint8_t *buffer, uint32_t length );
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fifo_error_t fifo_read( fifo_t *fifo, uint8_t *buffer, uint32_t length );
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fifo_error_t fifo_get_length( fifo_t *fifo , uint32_t *length);
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fifo_error_t fifo_get_remain_length( fifo_t *fifo , uint32_t *length);
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#endif
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