22 lines
461 B
C++
22 lines
461 B
C++
#include "ringbuf.h"
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void ringbuf_init(ringbuf_t *rb) {
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rb->head = 0;
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for (int i = 0; i < RINGBUF_SIZE; i++) {
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rb->values[i] = 0;
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}
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}
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void ringbuf_push(ringbuf_t *rb, int v) {
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rb->values[rb->head] = v;
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rb->head = (rb->head + 1) % RINGBUF_SIZE;
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}
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void ringbuf_copy(const ringbuf_t *rb, int *out) {
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int idx = rb->head;
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for (int i = 0; i < RINGBUF_SIZE; i++) {
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out[i] = rb->values[(idx + i) % RINGBUF_SIZE];
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}
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}
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