/*
 *  serialtest2
 */

#include <stdio.h>
#include <stdlib.h>
#include "serial.h"

serial_t	*sp;
unsigned char	c1, c2;
int		i;

void myexit(void) {
	serial_close(sp);
}

int main(int argc, char **argv) {
	if (argc != 2) {
		printf("give device name\n");
		return 1;
	}

	sp = serial_open(argv[1]);
	if (!sp) {
		printf("cannot open %s\n", argv[1]);
		return 1;
	}

	serial_setup(sp);
	if (sp->err < 0) {
		printf("cannot setup %s\n", argv[1]);
	}

	atexit(myexit);

	while (1) {
again:
		serial_read(sp, &c1, 1, 1);
		if (sp->err <= 0)
			goto again;

		c2 = c1+1;

		serial_write(sp, &c2, 1);
		printf("read: 0x%02x, written: 0x%02x\n", c1, c2);

	}

	return 0;
}