20 lines
325 B
C
20 lines
325 B
C
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#ifndef _RING_BUFFER_H_
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#define _RING_BUFFER_H_
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#define ringbuffer_size 8
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extern int rb_count;
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#define rb_free() (ringbuffer_size - rb_count)
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#define rb_isfull() (rb_count == ringbuffer_size)
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#define rb_isempty() (rb_count == 0)
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void rb_init(void);
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void rb_put(char el);
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char rb_get(void);
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void rb_flush(void);
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#endif
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