#include "debug.h"
#include "ringbuf_small.h"

ringbuf_t rb;
char dbuf[DEBUGCHARS];

FILE mystdout = FDEV_SETUP_STREAM(dbg_putchar, NULL,
                                         _FDEV_SETUP_WRITE);

void dbg_init() {
    ringbuf_init(&rb,dbuf,sizeof(dbuf));
   
}

uint8_t dbg_putchar(char c, FILE *stream) {
    return ringbuf_put(&rb, (uint8_t) c);
}

int16_t dbg_getchar(int16_t dummy) {
    return ringbuf_get(&rb);
}