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34 #ifndef __L3FWD_EM_SSE_H__
35 #define __L3FWD_EM_SSE_H__
39 * This is an optional implementation of packet classification in Exact-Match
40 * path using sequential packet classification method.
41 * While hash lookup multi seems to provide better performance, it's disabled
42 * by default and can be enabled with NO_HASH_LOOKUP_MULTI global define in
46 #include "l3fwd_sse.h"
48 static inline __attribute__((always_inline)) uint16_t
49 em_get_dst_port(const struct lcore_conf *qconf, struct rte_mbuf *pkt,
53 struct ipv4_hdr *ipv4_hdr;
54 struct ipv6_hdr *ipv6_hdr;
56 if (RTE_ETH_IS_IPV4_HDR(pkt->packet_type)) {
58 /* Handle IPv4 headers.*/
59 ipv4_hdr = rte_pktmbuf_mtod_offset(pkt, struct ipv4_hdr *,
60 sizeof(struct ether_hdr));
62 next_hop = em_get_ipv4_dst_port(ipv4_hdr, portid,
63 qconf->ipv4_lookup_struct);
65 if (next_hop >= RTE_MAX_ETHPORTS ||
66 (enabled_port_mask & 1 << next_hop) == 0)
71 } else if (RTE_ETH_IS_IPV6_HDR(pkt->packet_type)) {
73 /* Handle IPv6 headers.*/
74 ipv6_hdr = rte_pktmbuf_mtod_offset(pkt, struct ipv6_hdr *,
75 sizeof(struct ether_hdr));
77 next_hop = em_get_ipv6_dst_port(ipv6_hdr, portid,
78 qconf->ipv6_lookup_struct);
80 if (next_hop >= RTE_MAX_ETHPORTS ||
81 (enabled_port_mask & 1 << next_hop) == 0)
92 * Buffer optimized handling of packets, invoked
96 l3fwd_em_send_packets(int nb_rx, struct rte_mbuf **pkts_burst,
97 uint8_t portid, struct lcore_conf *qconf)
100 uint32_t dst_port[MAX_PKT_BURST];
102 for (j = 0; j < nb_rx; j++)
103 dst_port[j] = em_get_dst_port(qconf, pkts_burst[j], portid);
105 send_packets_multi(qconf, pkts_burst, dst_port, nb_rx);
107 #endif /* __L3FWD_EM_SSE_H__ */