Function my_ether_aton

dpdk/examples/ip_pipeline/parser.c:334–375

}

static struct rte_ether_addr *
my_ether_aton(const char *a)
{
	int i;
	char *end;
	unsigned long o[RTE_ETHER_ADDR_LEN];
	static struct rte_ether_addr ether_addr;

	i = 0;
	do {
		errno = 0;
		o[i] = strtoul(a, &end, 16);
		if (errno != 0 || end == a || (end[0] != ':' && end[0] != 0))
			return NULL;
		a = end + 1;
	} while (++i != RTE_DIM(o) && end[0] != 0);

	/* Junk at the end of line */
	if (end[0] != 0)
		return NULL;

	/* Support the format XX:XX:XX:XX:XX:XX */
	if (i == RTE_ETHER_ADDR_LEN) {
		while (i-- != 0) {
			if (o[i] > UINT8_MAX)
				return NULL;
			ether_addr.addr_bytes[i] = (uint8_t)o[i];
		}
	/* Support the format XXXX:XXXX:XXXX */
	} else if (i == RTE_ETHER_ADDR_LEN / 2) {
		while (i-- != 0) {
			if (o[i] > UINT16_MAX)
				return NULL;
			ether_addr.addr_bytes[i * 2] = (uint8_t)(o[i] >> 8);
			ether_addr.addr_bytes[i * 2 + 1] = (uint8_t)(o[i] & 0xff);
		}
	/* unknown format */
	} else
		return NULL;

	return (struct rte_ether_addr *)&ether_addr;
}

int
parse_ipv4_addr(const char *token, struct in_addr *ipv4)