#ifndef __L3FWD_EM_H__
#define __L3FWD_EM_H__
+static __rte_always_inline void
+l3fwd_em_simple_forward(struct rte_mbuf *m, uint16_t portid,
+ struct lcore_conf *qconf)
+{
+ struct ether_hdr *eth_hdr;
+ struct ipv4_hdr *ipv4_hdr;
+ uint16_t dst_port;
+ uint32_t tcp_or_udp;
+ uint32_t l3_ptypes;
+
+ eth_hdr = rte_pktmbuf_mtod(m, struct ether_hdr *);
+ tcp_or_udp = m->packet_type & (RTE_PTYPE_L4_TCP | RTE_PTYPE_L4_UDP);
+ l3_ptypes = m->packet_type & RTE_PTYPE_L3_MASK;
+
+ if (tcp_or_udp && (l3_ptypes == RTE_PTYPE_L3_IPV4)) {
+ /* Handle IPv4 headers.*/
+ ipv4_hdr = rte_pktmbuf_mtod_offset(m, struct ipv4_hdr *,
+ sizeof(struct ether_hdr));
+
+#ifdef DO_RFC_1812_CHECKS
+ /* Check to make sure the packet is valid (RFC1812) */
+ if (is_valid_ipv4_pkt(ipv4_hdr, m->pkt_len) < 0) {
+ rte_pktmbuf_free(m);
+ return;
+ }
+#endif
+ dst_port = em_get_ipv4_dst_port(ipv4_hdr, portid,
+ qconf->ipv4_lookup_struct);
+
+ if (dst_port >= RTE_MAX_ETHPORTS ||
+ (enabled_port_mask & 1 << dst_port) == 0)
+ dst_port = portid;
+
+#ifdef DO_RFC_1812_CHECKS
+ /* Update time to live and header checksum */
+ --(ipv4_hdr->time_to_live);
+ ++(ipv4_hdr->hdr_checksum);
+#endif
+ /* dst addr */
+ *(uint64_t *)ð_hdr->d_addr = dest_eth_addr[dst_port];
+
+ /* src addr */
+ ether_addr_copy(&ports_eth_addr[dst_port], ð_hdr->s_addr);
+
+ send_single_packet(qconf, m, dst_port);
+ } else if (tcp_or_udp && (l3_ptypes == RTE_PTYPE_L3_IPV6)) {
+ /* Handle IPv6 headers.*/
+ struct ipv6_hdr *ipv6_hdr;
+
+ ipv6_hdr = rte_pktmbuf_mtod_offset(m, struct ipv6_hdr *,
+ sizeof(struct ether_hdr));
+
+ dst_port = em_get_ipv6_dst_port(ipv6_hdr, portid,
+ qconf->ipv6_lookup_struct);
+
+ if (dst_port >= RTE_MAX_ETHPORTS ||
+ (enabled_port_mask & 1 << dst_port) == 0)
+ dst_port = portid;
+
+ /* dst addr */
+ *(uint64_t *)ð_hdr->d_addr = dest_eth_addr[dst_port];
+
+ /* src addr */
+ ether_addr_copy(&ports_eth_addr[dst_port], ð_hdr->s_addr);
+
+ send_single_packet(qconf, m, dst_port);
+ } else {
+ /* Free the mbuf that contains non-IPV4/IPV6 packet */
+ rte_pktmbuf_free(m);
+ }
+}
+
/*
* Buffer non-optimized handling of packets, invoked
* from main_loop.
*/
static inline void
l3fwd_em_no_opt_send_packets(int nb_rx, struct rte_mbuf **pkts_burst,
- uint8_t portid, struct lcore_conf *qconf)
+ uint16_t portid, struct lcore_conf *qconf)
{
int32_t j;