diff options
Diffstat (limited to 'examples/l3fwd/l3fwd_lpm_sse.h')
-rw-r--r-- | examples/l3fwd/l3fwd_lpm_sse.h | 68 |
1 files changed, 2 insertions, 66 deletions
diff --git a/examples/l3fwd/l3fwd_lpm_sse.h b/examples/l3fwd/l3fwd_lpm_sse.h index aa06b6d3..4e294c84 100644 --- a/examples/l3fwd/l3fwd_lpm_sse.h +++ b/examples/l3fwd/l3fwd_lpm_sse.h @@ -36,72 +36,6 @@ #include "l3fwd_sse.h" -static inline __attribute__((always_inline)) uint16_t -lpm_get_dst_port(const struct lcore_conf *qconf, struct rte_mbuf *pkt, - uint8_t portid) -{ - uint32_t next_hop; - struct ipv6_hdr *ipv6_hdr; - struct ipv4_hdr *ipv4_hdr; - struct ether_hdr *eth_hdr; - - if (RTE_ETH_IS_IPV4_HDR(pkt->packet_type)) { - - eth_hdr = rte_pktmbuf_mtod(pkt, struct ether_hdr *); - ipv4_hdr = (struct ipv4_hdr *)(eth_hdr + 1); - - return (uint16_t) ( - (rte_lpm_lookup(qconf->ipv4_lookup_struct, - rte_be_to_cpu_32(ipv4_hdr->dst_addr), - &next_hop) == 0) ? - next_hop : portid); - - } else if (RTE_ETH_IS_IPV6_HDR(pkt->packet_type)) { - - eth_hdr = rte_pktmbuf_mtod(pkt, struct ether_hdr *); - ipv6_hdr = (struct ipv6_hdr *)(eth_hdr + 1); - - return (uint16_t) ((rte_lpm6_lookup(qconf->ipv6_lookup_struct, - ipv6_hdr->dst_addr, &next_hop) == 0) - ? next_hop : portid); - - } - - return portid; -} - -/* - * lpm_get_dst_port optimized routine for packets where dst_ipv4 is already - * precalculated. If packet is ipv6 dst_addr is taken directly from packet - * header and dst_ipv4 value is not used. - */ -static inline __attribute__((always_inline)) uint16_t -lpm_get_dst_port_with_ipv4(const struct lcore_conf *qconf, struct rte_mbuf *pkt, - uint32_t dst_ipv4, uint8_t portid) -{ - uint32_t next_hop; - struct ipv6_hdr *ipv6_hdr; - struct ether_hdr *eth_hdr; - - if (RTE_ETH_IS_IPV4_HDR(pkt->packet_type)) { - return (uint16_t) ((rte_lpm_lookup(qconf->ipv4_lookup_struct, dst_ipv4, - &next_hop) == 0) ? next_hop : portid); - - } else if (RTE_ETH_IS_IPV6_HDR(pkt->packet_type)) { - - eth_hdr = rte_pktmbuf_mtod(pkt, struct ether_hdr *); - ipv6_hdr = (struct ipv6_hdr *)(eth_hdr + 1); - - return (uint16_t) ((rte_lpm6_lookup(qconf->ipv6_lookup_struct, - ipv6_hdr->dst_addr, &next_hop) == 0) - ? next_hop : portid); - - } - - return portid; - -} - /* * Read packet_type and destination IPV4 addresses from 4 mbufs. */ @@ -199,9 +133,11 @@ l3fwd_lpm_send_packets(int nb_rx, struct rte_mbuf **pkts_burst, case 3: dst_port[j] = lpm_get_dst_port(qconf, pkts_burst[j], portid); j++; + /* fall-through */ case 2: dst_port[j] = lpm_get_dst_port(qconf, pkts_burst[j], portid); j++; + /* fall-through */ case 1: dst_port[j] = lpm_get_dst_port(qconf, pkts_burst[j], portid); j++; |