#include "RingBuffer.h"

void rb_push(rb_t* rb, int el){
	if(rb->filled)
		return;
	rb->data[rb->w_pos] = el; 
	rb->w_pos = (rb->w_pos + 1) % rb->size;
	if(rb->w_pos == rb->r_pos)
		rb->filled = true;
}
int rb_pop(rb_t* rb){
	if(rb->w_pos == rb->r_pos && !rb->filled){
		rb->error = true;
		return 0;
	}
	int ret = rb->data[rb->r_pos];
	rb->r_pos = (rb->r_pos + 1) % rb->size;
	rb->filled = false;
	return ret;
}