uint32_t l4_len = rte_bswap16(pip->total_length) - l3_len;
if (pip->next_proto_id == IPPROTO_UDP) {
prox_rte_udp_hdr *udp = (prox_rte_udp_hdr *)(((uint8_t*)pip) + l3_len);
#ifndef SOFT_CRC
uint32_t l4_len = rte_bswap16(pip->total_length) - l3_len;
if (pip->next_proto_id == IPPROTO_UDP) {
prox_rte_udp_hdr *udp = (prox_rte_udp_hdr *)(((uint8_t*)pip) + l3_len);
#ifndef SOFT_CRC