#include "lwrb/lwrb.h"

/* Declare rb instance & raw data */
lwrb_t buff;
uint8_t buff_data[8];

/* Application variables */
uint8_t data[2];

/* Application code ... */
lwrb_init(&buff, buff_data, sizeof(buff_data)); /* Initialize buffer */

/* Write 4 bytes of data */
lwrb_write(&buff, "0123", 4);

/* Print number of bytes in buffer */
printf("Bytes in buffer: %d\r\n", (int)lwrb_get_full(&buff));

/* Will print "4" */