/*- * BSD LICENSE * * Copyright(c) 2010-2014 Intel Corporation. All rights reserved. * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * * Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in * the documentation and/or other materials provided with the * distribution. * * Neither the name of Intel Corporation nor the names of its * contributors may be used to endorse or promote products derived * from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ #include <stdarg.h> #include <string.h> #include <stdio.h> #include <errno.h> #include <stdint.h> #include <unistd.h> #include <inttypes.h> #include <sys/queue.h> #include <sys/stat.h> #include <rte_common.h> #include <rte_byteorder.h> #include <rte_log.h> #include <rte_debug.h> #include <rte_cycles.h> #include <rte_memory.h> #include <rte_memcpy.h> #include <rte_memzone.h> #include <rte_launch.h> #include <rte_eal.h> #include <rte_per_lcore.h> #include <rte_lcore.h> #include <rte_atomic.h> #include <rte_branch_prediction.h> #include <rte_memory.h> #include <rte_mempool.h> #include <rte_mbuf.h> #include <rte_interrupts.h> #include <rte_pci.h> #include <rte_ether.h> #include <rte_ethdev.h> #include <rte_string_fns.h> #include <rte_ip.h> #include <rte_udp.h> #include <rte_net.h> #include <rte_flow.h> #include "testpmd.h" static inline void print_ether_addr(const char *what, struct ether_addr *eth_addr) { char buf[ETHER_ADDR_FMT_SIZE]; ether_format_addr(buf, ETHER_ADDR_FMT_SIZE, eth_addr); printf("%s%s", what, buf); } /* * Received a burst of packets. */ static void pkt_burst_receive(struct fwd_stream *fs) { struct rte_mbuf *pkts_burst[MAX_PKT_BURST]; struct rte_mbuf *mb; struct ether_hdr *eth_hdr; uint16_t eth_type; uint64_t ol_flags; uint16_t nb_rx; uint16_t i, packet_type; uint16_t is_encapsulation; char buf[256]; struct rte_net_hdr_lens hdr_lens; uint32_t sw_packet_type; #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES uint64_t start_tsc; uint64_t end_tsc; uint64_t core_cycles; start_tsc = rte_rdtsc(); #endif /* * Receive a burst of packets. */ nb_rx = rte_eth_rx_burst(fs->rx_port, fs->rx_queue, pkts_burst, nb_pkt_per_burst); if (unlikely(nb_rx == 0)) return; #ifdef RTE_TEST_PMD_RECORD_BURST_STATS fs->rx_burst_stats.pkt_burst_spread[nb_rx]++; #endif fs->rx_packets += nb_rx; /* * Dump each received packet if verbose_level > 0. */ if (verbose_level > 0) printf("port %u/queue %u: received %u packets\n", (unsigned) fs->rx_port, (unsigned) fs->rx_queue, (unsigned) nb_rx); for (i = 0; i < nb_rx; i++) { mb = pkts_burst[i]; if (verbose_level == 0) { rte_pktmbuf_free(mb); continue; } eth_hdr = rte_pktmbuf_mtod(mb, struct ether_hdr *); eth_type = RTE_BE_TO_CPU_16(eth_hdr->ether_type); ol_flags = mb->ol_flags; packet_type = mb->packet_type; is_encapsulation = RTE_ETH_IS_TUNNEL_PKT(packet_type); print_ether_addr(" src=", ð_hdr->s_addr); print_ether_addr(" - dst=", ð_hdr->d_addr); printf(" - type=0x%04x - length=%u - nb_segs=%d", eth_type, (unsigned) mb->pkt_len, (int)mb->nb_segs); if (ol_flags & PKT_RX_RSS_HASH) { printf(" - RSS hash=0x%x", (unsigned) mb->hash.rss); printf(" - RSS queue=0x%x",(unsigned) fs->rx_queue); } if (ol_flags & PKT_RX_FDIR) { printf(" - FDIR matched "); if (ol_flags & PKT_RX_FDIR_ID) printf("ID=0x%x", mb->hash.fdir.hi); else if (ol_flags & PKT_RX_FDIR_FLX) printf("flex bytes=0x%08x %08x", mb->hash.fdir.hi, mb->hash.fdir.lo); else printf("hash=0x%x ID=0x%x ", mb->hash.fdir.hash, mb->hash.fdir.id); } if (ol_flags & PKT_RX_VLAN_STRIPPED) printf(" - VLAN tci=0x%x", mb->vlan_tci); if (ol_flags & PKT_RX_QINQ_STRIPPED) printf(" - QinQ VLAN tci=0x%x, VLAN tci outer=0x%x", mb->vlan_tci, mb->vlan_tci_outer); if (mb->packet_type) { rte_get_ptype_name(mb->packet_type, buf, sizeof(buf)); printf(" - hw ptype: %s", buf); } sw_packet_type = rte_net_get_ptype(mb, &hdr_lens, RTE_PTYPE_ALL_MASK); rte_get_ptype_name(sw_packet_type, buf, sizeof(buf)); printf(" - sw ptype: %s", buf); if (sw_packet_type & RTE_PTYPE_L2_MASK) printf(" - l2_len=%d", hdr_lens.l2_len); if (sw_packet_type & RTE_PTYPE_L3_MASK) printf(" - l3_len=%d", hdr_lens.l3_len); if (sw_packet_type & RTE_PTYPE_L4_MASK) printf(" - l4_len=%d", hdr_lens.l4_len); if (sw_packet_type & RTE_PTYPE_TUNNEL_MASK) printf(" - tunnel_len=%d", hdr_lens.tunnel_len); if (sw_packet_type & RTE_PTYPE_INNER_L2_MASK) printf(" - inner_l2_len=%d", hdr_lens.inner_l2_len); if (sw_packet_type & RTE_PTYPE_INNER_L3_MASK) printf(" - inner_l3_len=%d", hdr_lens.inner_l3_len); if (sw_packet_type & RTE_PTYPE_INNER_L4_MASK) printf(" - inner_l4_len=%d", hdr_lens.inner_l4_len); if (is_encapsulation) { struct ipv4_hdr *ipv4_hdr; struct ipv6_hdr *ipv6_hdr; struct udp_hdr *udp_hdr; uint8_t l2_len; uint8_t l3_len; uint8_t l4_len; uint8_t l4_proto; struct vxlan_hdr *vxlan_hdr; l2_len = sizeof(struct ether_hdr); /* Do not support ipv4 option field */ if (RTE_ETH_IS_IPV4_HDR(packet_type)) { l3_len = sizeof(struct ipv4_hdr); ipv4_hdr = rte_pktmbuf_mtod_offset(mb, struct ipv4_hdr *, l2_len); l4_proto = ipv4_hdr->next_proto_id; } else { l3_len = sizeof(struct ipv6_hdr); ipv6_hdr = rte_pktmbuf_mtod_offset(mb, struct ipv6_hdr *, l2_len); l4_proto = ipv6_hdr->proto; } if (l4_proto == IPPROTO_UDP) { udp_hdr = rte_pktmbuf_mtod_offset(mb, struct udp_hdr *, l2_len + l3_len); l4_len = sizeof(struct udp_hdr); vxlan_hdr = rte_pktmbuf_mtod_offset(mb, struct vxlan_hdr *, l2_len + l3_len + l4_len); printf(" - VXLAN packet: packet type =%d, " "Destination UDP port =%d, VNI = %d", packet_type, RTE_BE_TO_CPU_16(udp_hdr->dst_port), rte_be_to_cpu_32(vxlan_hdr->vx_vni) >> 8); } } printf(" - Receive queue=0x%x", (unsigned) fs->rx_queue); printf("\n"); rte_get_rx_ol_flag_list(mb->ol_flags, buf, sizeof(buf)); printf(" ol_flags: %s\n", buf); rte_pktmbuf_free(mb); } #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES end_tsc = rte_rdtsc(); core_cycles = (end_tsc - start_tsc); fs->core_cycles = (uint64_t) (fs->core_cycles + core_cycles); #endif } struct fwd_engine rx_only_engine = { .fwd_mode_name = "rxonly", .port_fwd_begin = NULL, .port_fwd_end = NULL, .packet_fwd = pkt_burst_receive, };