// Copyright (C) 2026 Hector van der Aa <hector@h3cx.dev>
// Copyright (C) 2026 Association Exergie <association.exergie@gmail.com>
// SPDX-License-Identifier: GPL-3.0-or-later

#include <assert.h>
#include <ring_buffer.h>
#include <stdbool.h>

inline void ringBufferPush(ring_buffer_t *rb, uint32_t value) {
  rb->buffer[rb->w_head] = value;
  rb->w_head++;
  if (rb->w_head == rb->r_head) {
    // if write head catches up to read head, crash program as consumer task
    // should keep up with write head
    assert(false);
  }
  return;
}

inline int ringBufferPop(ring_buffer_t *rb, uint32_t *output) {
  if (rb->w_head == rb->r_head) {
    // if read head is at write head, buffer is empty so nothing to pop
    return 1;
  }
  *output = rb->buffer[rb->r_head];
  rb->r_head++;
  return 0;
}