void test_atomic_add_64(void) { int i; for (i = 0; i < (CNT / ADD_SUB_CNT); i++) odp_atomic_fetch_add_u64(&a64u, ADD_SUB_CNT); }
/** * Set up an icmp packet * * @param pool Buffer pool to create packet in * * @return Handle of created packet * @retval ODP_PACKET_INVALID Packet could not be created */ static odp_packet_t pack_icmp_pkt(odp_pool_t pool) { odp_packet_t pkt; char *buf; odph_ethhdr_t *eth; odph_ipv4hdr_t *ip; odph_icmphdr_t *icmp; struct timeval tval; uint8_t *tval_d; unsigned short seq; args->appl.payload = 56; pkt = odp_packet_alloc(pool, args->appl.payload + ODPH_ICMPHDR_LEN + ODPH_IPV4HDR_LEN + ODPH_ETHHDR_LEN); if (pkt == ODP_PACKET_INVALID) return pkt; buf = odp_packet_data(pkt); /* ether */ odp_packet_l2_offset_set(pkt, 0); eth = (odph_ethhdr_t *)buf; memcpy((char *)eth->src.addr, args->appl.srcmac.addr, ODPH_ETHADDR_LEN); memcpy((char *)eth->dst.addr, args->appl.dstmac.addr, ODPH_ETHADDR_LEN); eth->type = odp_cpu_to_be_16(ODPH_ETHTYPE_IPV4); /* ip */ odp_packet_l3_offset_set(pkt, ODPH_ETHHDR_LEN); ip = (odph_ipv4hdr_t *)(buf + ODPH_ETHHDR_LEN); ip->dst_addr = odp_cpu_to_be_32(args->appl.dstip); ip->src_addr = odp_cpu_to_be_32(args->appl.srcip); ip->ver_ihl = ODPH_IPV4 << 4 | ODPH_IPV4HDR_IHL_MIN; ip->tot_len = odp_cpu_to_be_16(args->appl.payload + ODPH_ICMPHDR_LEN + ODPH_IPV4HDR_LEN); ip->proto = ODPH_IPPROTO_ICMP; seq = odp_atomic_fetch_add_u64(&counters.seq, 1) % 0xffff; ip->id = odp_cpu_to_be_16(seq); ip->chksum = 0; odph_ipv4_csum_update(pkt); /* icmp */ icmp = (odph_icmphdr_t *)(buf + ODPH_ETHHDR_LEN + ODPH_IPV4HDR_LEN); icmp->type = ICMP_ECHO; icmp->code = 0; icmp->un.echo.id = 0; icmp->un.echo.sequence = ip->id; tval_d = (uint8_t *)(buf + ODPH_ETHHDR_LEN + ODPH_IPV4HDR_LEN + ODPH_ICMPHDR_LEN); /* TODO This should be changed to use an * ODP timer API once one exists. */ gettimeofday(&tval, NULL); memcpy(tval_d, &tval, sizeof(struct timeval)); icmp->chksum = 0; icmp->chksum = odp_chksum(icmp, args->appl.payload + ODPH_ICMPHDR_LEN); return pkt; }
/** * set up an udp packet * * @param pool Buffer pool to create packet in * * @return Handle of created packet * @retval ODP_PACKET_INVALID Packet could not be created */ static odp_packet_t pack_udp_pkt(odp_pool_t pool) { odp_packet_t pkt; char *buf; odph_ethhdr_t *eth; odph_ipv4hdr_t *ip; odph_udphdr_t *udp; unsigned short seq; pkt = odp_packet_alloc(pool, args->appl.payload + ODPH_UDPHDR_LEN + ODPH_IPV4HDR_LEN + ODPH_ETHHDR_LEN); if (pkt == ODP_PACKET_INVALID) return pkt; buf = odp_packet_data(pkt); /* ether */ odp_packet_l2_offset_set(pkt, 0); eth = (odph_ethhdr_t *)buf; memcpy((char *)eth->src.addr, args->appl.srcmac.addr, ODPH_ETHADDR_LEN); memcpy((char *)eth->dst.addr, args->appl.dstmac.addr, ODPH_ETHADDR_LEN); eth->type = odp_cpu_to_be_16(ODPH_ETHTYPE_IPV4); /* ip */ odp_packet_l3_offset_set(pkt, ODPH_ETHHDR_LEN); ip = (odph_ipv4hdr_t *)(buf + ODPH_ETHHDR_LEN); ip->dst_addr = odp_cpu_to_be_32(args->appl.dstip); ip->src_addr = odp_cpu_to_be_32(args->appl.srcip); ip->ver_ihl = ODPH_IPV4 << 4 | ODPH_IPV4HDR_IHL_MIN; ip->tot_len = odp_cpu_to_be_16(args->appl.payload + ODPH_UDPHDR_LEN + ODPH_IPV4HDR_LEN); ip->proto = ODPH_IPPROTO_UDP; seq = odp_atomic_fetch_add_u64(&counters.seq, 1) % 0xFFFF; ip->id = odp_cpu_to_be_16(seq); ip->chksum = 0; odph_ipv4_csum_update(pkt); /* udp */ odp_packet_l4_offset_set(pkt, ODPH_ETHHDR_LEN + ODPH_IPV4HDR_LEN); udp = (odph_udphdr_t *)(buf + ODPH_ETHHDR_LEN + ODPH_IPV4HDR_LEN); udp->src_port = 0; udp->dst_port = 0; udp->length = odp_cpu_to_be_16(args->appl.payload + ODPH_UDPHDR_LEN); udp->chksum = 0; udp->chksum = odp_cpu_to_be_16(odph_ipv4_udp_chksum(pkt)); return pkt; }