#ifndef RECORDER_BUFFER_H
#define RECORDER_BUFFER_H

#ifdef __cplusplus
#include <cstdint>
extern "C" {
#else
#include <stdint.h>
#endif

// размер буфера, должен быть 2^x
#define CHANNEL_BUFFER_SIZE 1024
#define CHANNEL_BUFFER_SIZE_MASK (CHANNEL_BUFFER_SIZE - 1)

typedef struct {
    uint64_t timepoint;
    uint32_t duration;
} BufferItem;

// Структура кольцевого буфера
typedef struct {
    volatile uint32_t head;
    volatile uint32_t tail;
    volatile uint32_t overruns;
    BufferItem buffer[CHANNEL_BUFFER_SIZE];
} ChannelBuffer_t;

void ChannelBuffer_reset(ChannelBuffer_t *buffer);
void ChannelBuffer_push(ChannelBuffer_t *buffer, BufferItem item);
int ChannelBuffer_pop(ChannelBuffer_t *buffer, BufferItem* dest);

extern ChannelBuffer_t buffer_ch1;
extern ChannelBuffer_t buffer_ch2;

#ifdef __cplusplus
}
#endif

#endif //RECORDER_BUFFER_H