diff options
Diffstat (limited to 'VNFs')
| -rw-r--r-- | VNFs/vACL/init.c | 2 | ||||
| -rw-r--r-- | VNFs/vACL/pipeline/pipeline_acl_be.c | 530 | ||||
| -rw-r--r-- | VNFs/vCGNAPT/pipeline/pipeline_cgnapt_be.c | 710 | ||||
| -rw-r--r-- | VNFs/vFW/pipeline/pipeline_vfw_be.c | 776 |
4 files changed, 494 insertions, 1524 deletions
diff --git a/VNFs/vACL/init.c b/VNFs/vACL/init.c index 42a1e43b..71dd50e4 100644 --- a/VNFs/vACL/init.c +++ b/VNFs/vACL/init.c @@ -1299,11 +1299,13 @@ int app_init(struct app_params *app) app_init_pipelines(app); app_init_threads(app); + #ifdef L3_STACK_SUPPORT l3fwd_init(); create_arp_table(); create_nd_table(); populate_lpm_routes(); print_interface_details(); + #endif return 0; } diff --git a/VNFs/vACL/pipeline/pipeline_acl_be.c b/VNFs/vACL/pipeline/pipeline_acl_be.c index ca069f2c..c80d3067 100644 --- a/VNFs/vACL/pipeline/pipeline_acl_be.c +++ b/VNFs/vACL/pipeline/pipeline_acl_be.c @@ -166,30 +166,6 @@ uint32_t local_get_nh_ipv4(uint32_t ip, return 0; } -static void do_local_nh_ipv4_cache(uint32_t dest_if, struct pipeline_acl *p_acl) -{ - - /* Search for the entry and do local copy */ - int i; - - for (i = 0; i < MAX_ARP_RT_ENTRY; i++) { - if (lib_arp_route_table[i].port == dest_if) { - - struct lib_arp_route_table_entry *lentry = - &p_acl->local_lib_arp_route_table - [p_acl->local_lib_arp_route_ent_cnt]; - - lentry->ip = lib_arp_route_table[i].ip; - lentry->mask = lib_arp_route_table[i].mask; - lentry->port = lib_arp_route_table[i].port; - lentry->nh = lib_arp_route_table[i].nh; - - p_acl->local_lib_arp_route_ent_cnt++; - break; - } - } -} - static uint32_t local_get_nh_ipv6(uint8_t *ip, uint32_t *port, uint8_t nhip[], struct pipeline_acl *p_acl) @@ -239,32 +215,6 @@ static uint32_t local_get_nh_ipv6(uint8_t *ip, } return 0; } -void do_local_nh_ipv6_cache(uint32_t dest_if, struct pipeline_acl *p_acl) -{ - /* Search for the entry and do local copy */ - int i, l; - - for (i = 0; i < MAX_ND_RT_ENTRY; i++) { - - if (lib_nd_route_table[i].port == dest_if) { - - struct lib_nd_route_table_entry *lentry = - &p_acl->local_lib_nd_route_table - [p_acl->local_lib_nd_route_ent_cnt]; - - for (l = 0; l < 16; l++) { - lentry->ipv6[l] = lib_nd_route_table[i].ipv6[l]; - lentry->nhipv6[l] = - lib_nd_route_table[i].nhipv6[l]; - } - lentry->depth = lib_nd_route_table[i].depth; - lentry->port = lib_nd_route_table[i].port; - - p_acl->local_lib_nd_route_ent_cnt++; - break; - } /* if */ - } /* for */ -} static uint8_t check_arp_icmp(struct rte_mbuf *pkt, uint64_t pkt_mask, struct pipeline_acl *p_acl) @@ -925,9 +875,9 @@ pkt_work_acl_key(struct rte_pipeline *p, (dest_address, &dest_if, (struct ether_addr *) eth_dest); *port_out_id = p_acl->port_out_id[dest_if]; if (arp_cache_dest_mac_present(dest_if)) { - ether_addr_copy(get_link_hw_addr(dest_if), (struct ether_addr *)eth_src); - arp_data_ptr[dest_if]->n_last_update = time(NULL); - + ether_addr_copy(get_link_hw_addr(dest_if), + (struct ether_addr *)eth_src); + update_nhip_access(dest_if); if (unlikely(ret_arp_data && ret_arp_data->num_pkts)) { printf("sending buffered packets\n"); arp_send_buffered_pkts(ret_arp_data, @@ -936,7 +886,7 @@ pkt_work_acl_key(struct rte_pipeline *p, } } else { if (unlikely(ret_arp_data == NULL)) { - + if (ACL_DEBUG) printf("%s: NHIP Not Found, " "outport_id: %d\n", __func__, *port_out_id); @@ -964,7 +914,8 @@ pkt_work_acl_key(struct rte_pipeline *p, continue; } else { arp_pkts_mask |= pkt_mask; - arp_queue_unresolved_packet(ret_arp_data, pkt); + arp_queue_unresolved_packet(ret_arp_data, + pkt); continue; } } @@ -1026,105 +977,60 @@ pkt_work_acl_key(struct rte_pipeline *p, } memcpy(dest_address, *dst_addr, sizeof(dest_address)); memset(nhip, 0, sizeof(nhip)); - ret = local_get_nh_ipv6(&dest_address[0], &dest_if, - &nhip[0], p_acl); - - if (is_phy_port_privte(phy_port)) { - if (!ret) { - dest_if = get_prv_to_pub_port(( - uint32_t - *) - &dest_address[0], IP_VERSION_6); - do_local_nh_ipv6_cache(dest_if, p_acl); - *port_out_id = - p_acl->port_out_id[dest_if]; - } - // port = ACL_PUB_PORT_ID; + struct nd_entry_data *ret_nd_data = NULL; + ret_nd_data = get_dest_mac_address_ipv6_port + (dest_address, &dest_if, &hw_addr, &nhip[0]); + *port_out_id = p_acl->port_out_id[dest_if]; + if (nd_cache_dest_mac_present(dest_if)) { + ether_addr_copy(get_link_hw_addr(dest_if), + (struct ether_addr *)eth_src); + update_nhip_access(dest_if); + + if (unlikely(ret_nd_data && ret_nd_data->num_pkts)) { + printf("sending buffered packets\n"); + p_acl->counters->tpkts_processed += + ret_nd_data->num_pkts; + nd_send_buffered_pkts(ret_nd_data, + (struct ether_addr *)eth_dest, *port_out_id); + } } else { - if (!ret) { - dest_if = get_pub_to_prv_port(( - uint32_t - *) - &dest_address[0], IP_VERSION_6); - do_local_nh_ipv6_cache(dest_if, p_acl); - *port_out_id = - p_acl->port_out_id[dest_if]; + if (unlikely(ret_nd_data == NULL)) { + if (ACL_DEBUG) + printf("ACL before drop pkt_mask " + "%lu, pkt_num %d\n", pkts_mask, pos); + pkts_mask &= ~(1LLU << pos); + if (ACL_DEBUG) + printf("ACL after drop pkt_mask " + "%lu, pkt_num %d\n", pkts_mask, pos); + p_acl->counters->pkts_drop++; + continue; } -// port = ACL_PRV_PORT_ID; - - } - if (get_dest_mac_address_ipv6_port - (dest_address, &dest_if, &hw_addr, &nhip[0])) { - if (ACL_DEBUG) { - printf("MAC found for port %d - " - " %02x:%02x:%02x:%02x:%02x:%02x\n", - phy_port, hw_addr.addr_bytes[0], - hw_addr.addr_bytes[1], - hw_addr.addr_bytes[2], - hw_addr.addr_bytes[3], - hw_addr.addr_bytes[4], - hw_addr.addr_bytes[5]); - printf("Dest MAC before - " - "%02x:%02x:%02x:%02x:%02x:%02x\n", - eth_dest[0], eth_dest[1], - eth_dest[2], eth_dest[3], - eth_dest[4], eth_dest[5]); - } - memcpy(eth_dest, &hw_addr, - sizeof(struct ether_addr)); - if (ACL_DEBUG) { - printf("PktP %p, dest_macP %p\n", pkt, - eth_dest); - printf("Dest MAC after - " - "%02x:%02x:%02x:%02x:%02x:%02x\n", - eth_dest[0], eth_dest[1], - eth_dest[2], eth_dest[3], - eth_dest[4], eth_dest[5]); + if (ret_nd_data->status == INCOMPLETE || + ret_nd_data->status == PROBE) { + if (ret_nd_data->num_pkts >= NUM_DESC) { + /* Drop the pkt */ + if (ACL_DEBUG) + printf("ACL before drop pkt_mask " + "%lu, pkt_num %d\n", pkts_mask, pos); + pkts_mask &= ~(1LLU << pos); + if (ACL_DEBUG) + printf("ACL after drop pkt_mask " + "%lu, pkt_num %d\n", pkts_mask, pos); + p_acl->counters->pkts_drop++; + continue; + } else { + arp_pkts_mask |= pkt_mask; + nd_queue_unresolved_packet(ret_nd_data, + pkt); + continue; + } } - if (is_phy_port_privte(phy_port)) - memcpy(eth_src, - get_link_hw_addr(dest_if), - sizeof(struct ether_addr)); - else - memcpy(eth_src, - get_link_hw_addr(dest_if), - sizeof(struct ether_addr)); -/* memcpy(eth_src, get_link_hw_addr(p_acl->links_map[phy_port]), */ -/* sizeof(struct ether_addr)); */ - p_acl->counters->tpkts_processed++; - p_acl->counters->bytes_processed += - packet_length; } - else { - -#if 0 - /* Request next neighbor for Ipv6 is yet to be done. */ - if (*nhip != 0) { - if (ACL_DEBUG) - printf - ("ACL requesting ARP for ip %x, port %d\n", - dest_address, phy_port); - - /* request_arp(p_acl->links_map[phy_port], *nhip); */ - } -#endif - /* Drop packet by changing the mask */ - if (ACL_DEBUG) - printf("ACL before drop pkt_mask " - "%lu, pkt_num %d\n", - pkts_mask, pos); - pkts_mask &= ~(1LLU << pos); - if (ACL_DEBUG) - printf("ACL after drop pkt_mask " - "%lu, pkt_num %d\n", - pkts_mask, pos); - p_acl->counters->pkts_drop++; - } - } + } /* if (hdr_chk == IPv6_HDR_VERSION) */ } @@ -1645,44 +1551,16 @@ pkt_work_acl_ipv4_key(struct rte_pipeline *p, nhip)); uint32_t packet_length = rte_pktmbuf_pkt_len(pkt); *nhip = 0; - if (is_phy_port_privte(phy_port)) { - dest_address = rte_bswap32(*dst_addr); - ret = - local_get_nh_ipv4(dest_address, &dest_if, - nhip, p_acl); - if (!ret) { - dest_if = - get_prv_to_pub_port(&dest_address, - IP_VERSION_4); - do_local_nh_ipv4_cache(dest_if, p_acl); - } - *port_out_id = p_acl->port_out_id[dest_if]; - } - /* port = ACL_PUB_PORT_ID; */ - else { - dest_address = rte_bswap32(*dst_addr); - - ret = local_get_nh_ipv4(dest_address, &dest_if, - nhip, p_acl); - if (!ret) { - dest_if = - get_pub_to_prv_port(&dest_address, - IP_VERSION_4); - do_local_nh_ipv4_cache(dest_if, p_acl); - }; - *port_out_id = p_acl->port_out_id[dest_if]; - } - /* port = ACL_PRV_PORT_ID; */ - + dest_address = rte_bswap32(*dst_addr); struct arp_entry_data *ret_arp_data = NULL; ret_arp_data = get_dest_mac_addr_port (dest_address, &dest_if, (struct ether_addr *)eth_dest); *port_out_id = p_acl->port_out_id[dest_if]; if (arp_cache_dest_mac_present(dest_if)) { - ether_addr_copy(get_link_hw_addr(dest_if), (struct ether_addr *)eth_src); - arp_data_ptr[dest_if]->n_last_update = time(NULL); - + ether_addr_copy(get_link_hw_addr(dest_if), + (struct ether_addr *)eth_src); + update_nhip_access(dest_if); if (unlikely(ret_arp_data && ret_arp_data->num_pkts)) { printf("sending buffered packets\n"); arp_send_buffered_pkts(ret_arp_data, @@ -1692,6 +1570,7 @@ pkt_work_acl_ipv4_key(struct rte_pipeline *p, } else { if (unlikely(ret_arp_data == NULL)) { + if (ACL_DEBUG) printf("%s: NHIP Not Found, " "outport_id: %d\n", __func__, *port_out_id); @@ -1833,17 +1712,6 @@ pkt_work_acl_ipv4_key(struct rte_pipeline *p, else { -#if 0 - /* Request next neighbor for Ipv6 is yet to be done. */ - if (*nhip != 0) { - if (ACL_DEBUG) - printf - ("ACL requesting ARP for ip %x, port %d\n", - dest_address, phy_port); - - /* request_arp(p_acl->links_map[phy_port], *nhip); */ - } -#endif /* Drop packet by changing the mask */ if (ACL_DEBUG) printf("ACL before drop pkt_mask " @@ -2331,151 +2199,6 @@ pkt_work_acl_ipv6_key(struct rte_pipeline *p, uint8_t hdr_chk = RTE_MBUF_METADATA_UINT8(pkt, MBUF_HDR_ROOM + ETH_HDR_SIZE); hdr_chk = hdr_chk >> IP_VERSION_CHECK; -#if 0 - if (hdr_chk == IPv4_HDR_VERSION) { - - struct acl_table_entry *entry = - (struct acl_table_entry *) - p_acl->acl_entries_ipv4[pos]; - uint16_t phy_port = entry->head.port_id; - uint32_t *port_out_id = - RTE_MBUF_METADATA_UINT32_PTR(pkt, - META_DATA_OFFSET + - offsetof(struct - mbuf_acl_meta_data, - output_port)); - /* *port_out_id = p_acl->links_map[phy_port]; */ - if (is_phy_port_privte(phy_port)) - *port_out_id = ACL_PUB_PORT_ID; - else - *port_out_id = ACL_PRV_PORT_ID; - if (ACL_DEBUG) - printf - ("phy_port = %i,links_map[phy_port] = %i\n", - phy_port, p_acl->links_map[phy_port]); - - /* header room + eth hdr size + dst_adr offset in ip header */ - uint32_t dst_addr_offset = - MBUF_HDR_ROOM + ETH_HDR_SIZE + IP_HDR_DST_ADR_OFST; - uint32_t *dst_addr = - RTE_MBUF_METADATA_UINT32_PTR(pkt, dst_addr_offset); - uint8_t *eth_dest = - RTE_MBUF_METADATA_UINT8_PTR(pkt, MBUF_HDR_ROOM); - uint8_t *eth_src = - RTE_MBUF_METADATA_UINT8_PTR(pkt, MBUF_HDR_ROOM + 6); - struct ether_addr hw_addr; - uint32_t dest_address = rte_bswap32(*dst_addr); - uint32_t *nhip = RTE_MBUF_METADATA_UINT32_PTR(pkt, - META_DATA_OFFSET - + - offsetof - (struct - mbuf_acl_meta_data, - nhip)); - uint32_t packet_length = rte_pktmbuf_pkt_len(pkt); - *nhip = 0; - if (is_phy_port_privte(phy_port)) { - dest_address = rte_bswap32(*dst_addr); - ret = - local_get_nh_ipv4(dest_address, &dest_if, - nhip, p_acl); - if (!ret) { - dest_if = - get_prv_to_pub_port(&dest_address, - IP_VERSION_4); - do_local_nh_ipv4_cache(dest_if, p_acl); - } - *port_out_id = p_acl->port_out_id[dest_if]; - } - /* port = ACL_PUB_PORT_ID; */ - else { - dest_address = rte_bswap32(*dst_addr); - - ret = local_get_nh_ipv4(dest_address, &dest_if, - nhip, p_acl); - if (!ret) { - dest_if = - get_pub_to_prv_port(&dest_address, - IP_VERSION_4); - do_local_nh_ipv4_cache(dest_if, p_acl); - }; - *port_out_id = p_acl->port_out_id[dest_if]; - } - /* port = ACL_PRV_PORT_ID; */ - - if (get_dest_mac_addr_port - (dest_address, &dest_if, &hw_addr)) { - if (ACL_DEBUG) { - printf("MAC found for ip 0x%x, port " - " %d - %02x:%02x:%02x:%02x:%02x:%02x\n", - dest_address, phy_port, - hw_addr.addr_bytes[0], - hw_addr.addr_bytes[1], - hw_addr.addr_bytes[2], - hw_addr.addr_bytes[3], - hw_addr.addr_bytes[4], - hw_addr.addr_bytes[5]); - printf("Dest MAC before - " - "%02x:%02x:%02x:%02x:%02x:%02x\n", - eth_dest[0], eth_dest[1], - eth_dest[2], eth_dest[3], - eth_dest[4], eth_dest[5]); - } - - memcpy(eth_dest, &hw_addr, - sizeof(struct ether_addr)); - if (ACL_DEBUG) { - printf("PktP %p, dest_macP %p\n", pkt, - eth_dest); - printf("Dest MAC after - " - "%02x:%02x:%02x:%02x:%02x:%02x\n", - eth_dest[0], eth_dest[1], - eth_dest[2], eth_dest[3], - eth_dest[4], eth_dest[5]); - } - if (is_phy_port_privte(phy_port)) - memcpy(eth_src, - get_link_hw_addr(dest_if), - sizeof(struct ether_addr)); - else - memcpy(eth_src, - get_link_hw_addr(dest_if), - sizeof(struct ether_addr)); - p_acl->counters->tpkts_processed++; - p_acl->counters->bytes_processed += - packet_length; - } - - else { - if (*nhip != 0) { - - if (ACL_DEBUG) - - printf("ACL requesting ARP for " - " ip %x, port %d\n", - dest_address, phy_port); - if (is_phy_port_privte(phy_port)) - request_arp(dest_if, *nhip); - - else - request_arp(dest_if, *nhip); - - /* request_arp(p_acl->links_map[phy_port], *nhip); */ - } - /* Drop packet by changing the mask */ - if (ACL_DEBUG) - printf("ACL before drop pkt_mask " - "%lu, pkt_num %d\n", - pkts_mask, pos); - pkts_mask &= ~(1LLU << pos); - if (ACL_DEBUG) - printf("ACL after drop pkt_mask " - "%lu, pkt_num %d\n", - pkts_mask, pos); - p_acl->counters->pkts_drop++; - } - } -#endif if (hdr_chk == IPv6_HDR_VERSION) { @@ -2531,109 +2254,62 @@ pkt_work_acl_ipv6_key(struct rte_pipeline *p, } memcpy(dest_address, *dst_addr, sizeof(dest_address)); memset(nhip, 0, sizeof(nhip)); - ret = local_get_nh_ipv6(&dest_address[0], &dest_if, - &nhip[0], p_acl); - - if (is_phy_port_privte(phy_port)) { - if (!ret) { - dest_if = get_prv_to_pub_port(( - uint32_t - *) - &dest_address[0], IP_VERSION_6); - do_local_nh_ipv6_cache(dest_if, p_acl); - } - // port = ACL_PUB_PORT_ID; - *port_out_id = - p_acl->port_out_id[dest_if]; + struct nd_entry_data *ret_nd_data = NULL; + ret_nd_data = get_dest_mac_address_ipv6_port + (dest_address, &dest_if, &hw_addr, &nhip[0]); + *port_out_id = p_acl->port_out_id[dest_if]; + if (nd_cache_dest_mac_present(dest_if)) { + ether_addr_copy(get_link_hw_addr(dest_if), + (struct ether_addr *)eth_src); + update_nhip_access(dest_if); + + if (unlikely(ret_nd_data && ret_nd_data->num_pkts)) { + printf("sending buffered packets\n"); + p_acl->counters->tpkts_processed += + ret_nd_data->num_pkts; + nd_send_buffered_pkts(ret_nd_data, + (struct ether_addr *)eth_dest, *port_out_id); + } } else { - if (!ret) { - dest_if = get_pub_to_prv_port(( - uint32_t - *) - &dest_address[0], IP_VERSION_6); - do_local_nh_ipv6_cache(dest_if, p_acl); + if (unlikely(ret_nd_data == NULL)) { + if (ACL_DEBUG) + printf("ACL before drop pkt_mask " + "%lu, pkt_num %d\n", pkts_mask, pos); + pkts_mask &= ~(1LLU << pos); + if (ACL_DEBUG) + printf("ACL after drop pkt_mask " + "%lu, pkt_num %d\n", pkts_mask, pos); + p_acl->counters->pkts_drop++; + continue; } - // port = ACL_PRV_PORT_ID; - *port_out_id = - p_acl->port_out_id[dest_if]; - - } - if (get_dest_mac_address_ipv6_port - (dest_address, &dest_if, &hw_addr, &nhip[0])) { - if (ACL_DEBUG) { - printf("MAC found for port %d " - "- %02x:%02x:%02x:%02x:%02x:%02x\n", - phy_port, hw_addr.addr_bytes[0], - hw_addr.addr_bytes[1], - hw_addr.addr_bytes[2], - hw_addr.addr_bytes[3], - hw_addr.addr_bytes[4], - hw_addr.addr_bytes[5]); - printf("Dest MAC before - " - " %02x:%02x:%02x:%02x:%02x:%02x\n", - eth_dest[0], eth_dest[1], - eth_dest[2], eth_dest[3], - eth_dest[4], eth_dest[5]); - } - memcpy(eth_dest, &hw_addr, - sizeof(struct ether_addr)); - if (ACL_DEBUG) { - printf("PktP %p, dest_macP %p\n", pkt, - eth_dest); - printf("Dest MAC after - " - " %02x:%02x:%02x:%02x:%02x:%02x\n", - eth_dest[0], eth_dest[1], - eth_dest[2], eth_dest[3], - eth_dest[4], eth_dest[5]); + if (ret_nd_data->status == INCOMPLETE || + ret_nd_data->status == PROBE) { + if (ret_nd_data->num_pkts >= NUM_DESC) { + /* Drop the pkt */ + if (ACL_DEBUG) + printf("ACL before drop pkt_mask " + "%lu, pkt_num %d\n", pkts_mask, pos); + pkts_mask &= ~(1LLU << pos); + if (ACL_DEBUG) + printf("ACL after drop pkt_mask " + "%lu, pkt_num %d\n", pkts_mask, pos); + p_acl->counters->pkts_drop++; + continue; + } else { + arp_pkts_mask |= pkt_mask; + nd_queue_unresolved_packet(ret_nd_data, + pkt); + continue; + } } - if (is_phy_port_privte(phy_port)) - memcpy(eth_src, - get_link_hw_addr(dest_if), - sizeof(struct ether_addr)); - else - memcpy(eth_src, - get_link_hw_addr(dest_if), - sizeof(struct ether_addr)); - /* - * memcpy(eth_src, get_link_hw_addr(p_acl->links_map[phy_port]), - * sizeof(struct ether_addr)); - */ - p_acl->counters->tpkts_processed++; - p_acl->counters->bytes_processed += - packet_length; } - else { - -#if 0 - /* Request next neighbor for Ipv6 is yet to be done. */ - if (*nhip != 0) { - if (ACL_DEBUG) - printf - ("ACL requesting ARP for ip %x, port %d\n", - dest_address, phy_port); - - /* request_arp(p_acl->links_map[phy_port], *nhip); */ - } -#endif - /* Drop packet by changing the mask */ - if (ACL_DEBUG) - printf("ACL before drop pkt_mask " - " %lu, pkt_num %d\n", - pkts_mask, pos); - pkts_mask &= ~(1LLU << pos); - if (ACL_DEBUG) - printf("ACL after drop pkt_mask " - " %lu, pkt_num %d\n", - pkts_mask, pos); - p_acl->counters->pkts_drop++; - } } - } + } /* end of for loop */ pkts_drop_mask = keep_mask & ~pkts_mask; rte_pipeline_ah_packet_drop(p, pkts_drop_mask); diff --git a/VNFs/vCGNAPT/pipeline/pipeline_cgnapt_be.c b/VNFs/vCGNAPT/pipeline/pipeline_cgnapt_be.c index af371272..6c9c8f63 100644 --- a/VNFs/vCGNAPT/pipeline/pipeline_cgnapt_be.c +++ b/VNFs/vCGNAPT/pipeline/pipeline_cgnapt_be.c @@ -83,7 +83,7 @@ uint8_t n_cgnapt_pipeline; struct pipeline_cgnapt *global_pnat; uint64_t arp_pkts_mask; -extern struct arp_entry_data *arp_data_ptr[16]; + /* To know egress or ingress port */ static uint8_t cgnapt_in_port_egress_prv[PIPELINE_MAX_PORT_IN]; static uint8_t cgnapt_prv_que_port_index[PIPELINE_MAX_PORT_IN]; @@ -192,10 +192,6 @@ static uint32_t local_get_nh_ipv6( uint8_t nhip[], struct pipeline_cgnapt *p_nat); -static void do_local_nh_ipv6_cache( - uint32_t dest_if, - struct pipeline_cgnapt *p_nat); - static uint8_t check_arp_icmp( struct rte_mbuf *pkt, uint64_t pkt_mask, @@ -229,36 +225,6 @@ void remove_local_cache(uint8_t port) } /** - * Function to get MAC addr of local link - * - * @params out_port - * Physical port number - * - * @return - * Outport Link MAC addr - */ - -//struct ether_addr *get_local_link_hw_addr(uint8_t out_port) -//{ -// return &link_hw_laddr[out_port]; -//} - -/** - * Function to get MAC addr from array instead of hash table - * - * @params out_port - * Physical port number - * - * @return - * Outport Link MAC addr - */ - -uint8_t local_dest_mac_present(uint8_t out_port) -{ - return link_hw_laddr_valid[out_port]; -} - -/** * Function to get IPv4-IP NH from thread local array * * @params ip @@ -308,26 +274,7 @@ static void do_local_nh_ipv4_cache( uint32_t dest_if, struct pipeline_cgnapt *p_nat) { - - /* Search for the entry and do local copy */ - int i; - - for (i = 0; i < MAX_ARP_RT_ENTRY; i++) { - if (lib_arp_route_table[i].port == dest_if) { - - struct lib_arp_route_table_entry *lentry = - &p_nat->local_lib_arp_route_table - [p_nat->local_lib_arp_route_ent_cnt]; - - lentry->ip = lib_arp_route_table[i].ip; - lentry->mask = lib_arp_route_table[i].mask; - lentry->port = lib_arp_route_table[i].port; - lentry->nh = lib_arp_route_table[i].nh; - - p_nat->local_lib_arp_route_ent_cnt++; - break; - } - } + return; } @@ -389,45 +336,6 @@ static uint32_t local_get_nh_ipv6( } -/** - * Function to make local copy for NH of type IPv6 - * - * @params dest_if - * Physical port number - * @params p_nat - * CGNAPT pipeline ptr - * - */ - -static void do_local_nh_ipv6_cache( - uint32_t dest_if, - struct pipeline_cgnapt *p_nat) -{ - /* Search for the entry and do local copy */ - int i, l; - for (i = 0; i < MAX_ND_RT_ENTRY; i++) { - - if (lib_nd_route_table[i].port == dest_if) { - - struct lib_nd_route_table_entry *lentry = - &p_nat->local_lib_nd_route_table - [p_nat->local_lib_nd_route_ent_cnt]; - - for (l = 0; l < 16; l++) { - lentry->ipv6[l] = - lib_nd_route_table[i].ipv6[l]; - lentry->nhipv6[l] = - lib_nd_route_table[i].nhipv6[l]; - } - lentry->depth = lib_nd_route_table[i].depth; - lentry->port = lib_nd_route_table[i].port; - - p_nat->local_lib_nd_route_ent_cnt++; - break; - } //if - } //for -} - #ifdef SIP_ALG /* Commented code may be required for future usage, Please keep it*/ #if 0 @@ -918,7 +826,7 @@ void sw_checksum(struct rte_mbuf *pkt, enum PKT_TYPE ver) } } -void print_pkt_info(uint8_t *eth_dest, struct ether_addr *hw_addr, +void print_pkt_info(uint8_t *eth_dest, struct ether_addr *hw_addr, uint32_t dest_address, uint32_t port_id, struct rte_mbuf *pkt) { @@ -1713,7 +1621,6 @@ void print_common_table(void) * @return * int that is not checked by caller */ - static int cgnapt_in_port_ah_mix(struct rte_pipeline *rte_p, struct rte_mbuf **pkts, uint32_t n_pkts, void *arg) @@ -2206,14 +2113,15 @@ static int cgnapt_in_port_ah_mix(struct rte_pipeline *rte_p, *outport_id = p_nat->outport_id[dest_if]; struct arp_entry_data *ret_arp_data; ret_arp_data = get_dest_mac_addr_port(dest_address, - &dest_if, (struct ether_addr *)&hw_addr); + &dest_if, (struct ether_addr *)eth_dest); if (unlikely(ret_arp_data == NULL)) { + #ifdef CGNAPT_DEBUGGING printf("%s: NHIP Not Found, nhip: %x, " "outport_id: %d\n", __func__, nhip, *outport_id); - + #endif /* Drop the pkt */ p_nat->invalid_packets |= pkt_mask; p_nat->naptDroppedPktCount++; @@ -2225,7 +2133,7 @@ static int cgnapt_in_port_ah_mix(struct rte_pipeline *rte_p, } if (ret_arp_data->status == COMPLETE) { - + if (ret_arp_data->num_pkts) { p_nat->naptedPktCount += ret_arp_data->num_pkts; arp_send_buffered_pkts(ret_arp_data, @@ -2266,7 +2174,7 @@ static int cgnapt_in_port_ah_mix(struct rte_pipeline *rte_p, print_pkt(pkts[pkt_index]); #endif - } else if (ret_arp_data->status == INCOMPLETE || + } else if (ret_arp_data->status == INCOMPLETE || ret_arp_data->status == PROBE) { if (ret_arp_data->num_pkts >= NUM_DESC) { /* Drop the pkt */ @@ -2353,74 +2261,61 @@ static int cgnapt_in_port_ah_mix(struct rte_pipeline *rte_p, memcpy((uint8_t *) &dst_addr[0], &entry->data.u.prv_ipv6[0], 16); memset(nh_ipv6, 0, 16); + struct nd_entry_data *ret_nd_data = NULL; + ret_nd_data = get_dest_mac_address_ipv6_port((uint8_t *) + &dst_addr[0], &dest_if, + &hw_addr, &nh_ipv6[0]); + *outport_id = p_nat->outport_id[dest_if]; - ret = local_get_nh_ipv6((uint8_t *)&dst_addr[0], - &dest_if, &nh_ipv6[0], p_nat); + if (nd_cache_dest_mac_present(dest_if)) { + ether_addr_copy(get_link_hw_addr(dest_if), + (struct ether_addr *)eth_src); + update_nhip_access(dest_if); - if (!ret) { - dest_if = get_prv_to_pub_port( - &dst_addr[0], - IP_VERSION_6); - if (dest_if == INVALID_DESTIF) { - p_nat->invalid_packets |= - 1LLU << pkt_index; + if (unlikely(ret_nd_data && ret_nd_data->num_pkts)) { + p_nat->naptedPktCount += ret_nd_data->num_pkts; + nd_send_buffered_pkts(ret_nd_data, + (struct ether_addr *)eth_dest, + *outport_id); + } + } else { + if (unlikely(ret_nd_data == NULL)) { + + #ifdef CGNAPT_DEBUGGING + printf("%s: NHIP Not Found, " + "outport_id: %d\n", __func__, + *outport_id); + #endif + + /* Drop the pkt */ + p_nat->invalid_packets |= pkt_mask; p_nat->naptDroppedPktCount++; + #ifdef CGNAPT_DEBUGGING - p_nat->naptDroppedPktCount6++; + p_nat->naptDroppedPktCount4++; #endif continue; } - do_local_nh_ipv6_cache(dest_if, p_nat); - } - *outport_id = p_nat->outport_id[dest_if]; - - if (get_dest_mac_address_ipv6_port((uint8_t *) - &dst_addr[0], &dest_if, - &hw_addr, &nh_ipv6[0])){ - - #ifdef CGNAPT_DBG_PRNT - if (CGNAPT_DEBUG > 2) { - printf("MAC found for ip 0x%x, port %d - " - "%02x:%02x:%02x:%02x:%02x:%02x\n", - dest_address, *outport_id, - hw_addr.addr_bytes[0], - hw_addr.addr_bytes[1], hw_addr.addr_bytes[2], - hw_addr.addr_bytes[3], hw_addr.addr_bytes[4], - hw_addr.addr_bytes[5]); - printf("Dest MAC before - " - "%02x:%02x:%02x:%02x:%02x:%02x\n", - eth_dest[0], eth_dest[1], eth_dest[2], - eth_dest[3], eth_dest[4], eth_dest[5]); + if (ret_nd_data->status == INCOMPLETE || + ret_nd_data->status == PROBE) { + if (ret_nd_data->num_pkts >= NUM_DESC) { + /* Drop the pkt */ + p_nat->invalid_packets |= pkt_mask; + p_nat->naptDroppedPktCount++; + + #ifdef CGNAPT_DEBUGGING + p_nat->naptDroppedPktCount4++; + #endif + continue; + } else { + arp_pkts_mask |= pkt_mask; + nd_queue_unresolved_packet(ret_nd_data, + pkts[pkt_index]); + continue; + } } - #endif - memcpy(eth_dest, &hw_addr, - sizeof(struct ether_addr)); - memcpy(eth_src, get_link_hw_addr( - dest_if), - sizeof(struct ether_addr)); - - #ifdef CGNAPT_DBG_PRNT - if (CGNAPT_DEBUG > 2) { - printf("Dest MAC after - " - "%02x:%02x:%02x:%02x:%02x:%02x\n", - eth_dest[0], eth_dest[1], eth_dest[2], - eth_dest[3], eth_dest[4], eth_dest[5]); - } - #endif - #ifdef CGNAPT_DBG_PRNT - if (CGNAPT_DEBUG > 4) - print_pkt(pkts[pkt_index]); - #endif - } else { - - p_nat->invalid_packets |= pkt_mask; - p_nat->naptDroppedPktCount++; - #ifdef CGNAPT_DEBUGGING - p_nat->naptDroppedPktCount4++; - #endif - continue; } #ifdef NAT_ONLY_CONFIG_REQ @@ -2455,13 +2350,15 @@ static int cgnapt_in_port_ah_mix(struct rte_pipeline *rte_p, *outport_id = p_nat->outport_id[dest_if]; struct arp_entry_data *ret_arp_data; ret_arp_data = get_dest_mac_addr_port(dest_address, - &dest_if, (struct ether_addr *)&hw_addr); + &dest_if, (struct ether_addr *)eth_dest); if (unlikely(ret_arp_data == NULL)) { + #ifdef CGNAPT_DEBUGGING printf("%s: NHIP Not Found, nhip: %x, " "outport_id: %d\n", __func__, nhip, *outport_id); + #endif /* Drop the pkt */ p_nat->invalid_packets |= pkt_mask; @@ -2492,9 +2389,9 @@ static int cgnapt_in_port_ah_mix(struct rte_pipeline *rte_p, printf("MAC found for ip 0x%x, port %d - " "%02x:%02x:%02x:%02x:%02x:%02x\n", dest_address, *outport_id, - hw_addr.addr_bytes[0], hw_addr.addr_bytes[1], - hw_addr.addr_bytes[2], hw_addr.addr_bytes[3], - hw_addr.addr_bytes[4], hw_addr.addr_bytes[5]); + hw_addr.addr_bytes[0], hw_addr.addr_bytes[1], + hw_addr.addr_bytes[2], hw_addr.addr_bytes[3], + hw_addr.addr_bytes[4], hw_addr.addr_bytes[5]); printf("Dest MAC before - " "%02x:%02x:%02x:%02x:%02x:%02x\n", @@ -2517,7 +2414,7 @@ static int cgnapt_in_port_ah_mix(struct rte_pipeline *rte_p, print_pkt(pkts[pkt_index]); #endif - } else if (ret_arp_data->status == INCOMPLETE || + } else if (ret_arp_data->status == INCOMPLETE || ret_arp_data->status == PROBE) { arp_queue_unresolved_packet(ret_arp_data, pkts[pkt_index]); @@ -2673,9 +2570,6 @@ static int cgnapt_in_port_ah_ipv4_prv(struct rte_pipeline *rte_p, [p_nat->lkup_indx[j]]); } - //prefetch(); - - for (i = 0; i < (n_pkts & (~0x3LLU)); i += 4) pkt4_work_cgnapt_ipv4_prv(pkts, i, arg, p_nat); @@ -3941,15 +3835,14 @@ pkt_work_cgnapt_ipv4_prv( dest_address = rte_bswap32(*dst_addr); uint32_t nhip = 0; struct arp_entry_data *ret_arp_data = NULL; - ret_arp_data = get_dest_mac_addr_port(dest_address, &dest_if, (struct ether_addr *)eth_dest); + ret_arp_data = get_dest_mac_addr_port(dest_address, + &dest_if, (struct ether_addr *)eth_dest); *outport_id = p_nat->outport_id[dest_if]; if (arp_cache_dest_mac_present(dest_if)) { ether_addr_copy(get_link_hw_addr(dest_if),(struct ether_addr *)eth_src); - arp_data_ptr[dest_if]->n_last_update = time(NULL); - + update_nhip_access(dest_if); if (unlikely(ret_arp_data && ret_arp_data->num_pkts)) { - printf("sending buffered packets\n"); p_nat->naptedPktCount += ret_arp_data->num_pkts; arp_send_buffered_pkts(ret_arp_data, (struct ether_addr *)eth_dest, *outport_id); @@ -3959,9 +3852,11 @@ pkt_work_cgnapt_ipv4_prv( if (unlikely(ret_arp_data == NULL)) { + #ifdef CGNAPT_DEBUGGING printf("%s: NHIP Not Found, nhip:%x , " "outport_id: %d\n", __func__, nhip, *outport_id); + #endif /* Drop the pkt */ p_nat->invalid_packets |= pkt_mask; @@ -3973,7 +3868,7 @@ pkt_work_cgnapt_ipv4_prv( return; } - if (ret_arp_data->status == INCOMPLETE || + if (ret_arp_data->status == INCOMPLETE || ret_arp_data->status == PROBE) { if (ret_arp_data->num_pkts >= NUM_DESC) { /* Drop the pkt */ @@ -4288,15 +4183,15 @@ pkt_work_cgnapt_ipv4_pub( dest_address = entry->data.u.prv_ip; struct arp_entry_data *ret_arp_data = NULL; - ret_arp_data = get_dest_mac_addr_port(dest_address, &dest_if, (struct ether_addr *)eth_dest); + ret_arp_data = get_dest_mac_addr_port(dest_address, + &dest_if, (struct ether_addr *)eth_dest); *outport_id = p_nat->outport_id[dest_if]; if (arp_cache_dest_mac_present(dest_if)) { ether_addr_copy(get_link_hw_addr(dest_if), (struct ether_addr *)eth_src); - arp_data_ptr[dest_if]->n_last_update = time(NULL); + update_nhip_access(dest_if); if (ret_arp_data && ret_arp_data->num_pkts) { - printf("sending buffered packets\n"); p_nat->naptedPktCount += ret_arp_data->num_pkts; arp_send_buffered_pkts(ret_arp_data, (struct ether_addr *)eth_dest, *outport_id); @@ -4308,9 +4203,12 @@ pkt_work_cgnapt_ipv4_pub( /* Commented code may be required for debug * and future use, Please keep it */ + + #ifdef CGNAPT_DEBUGGING printf("%s: NHIP Not Found, nhip: %x, " "outport_id: %d\n", __func__, nhip, *outport_id); + #endif /* Drop the pkt */ p_nat->invalid_packets |= pkt_mask; @@ -4323,7 +4221,7 @@ pkt_work_cgnapt_ipv4_pub( } - if (ret_arp_data->status == INCOMPLETE || + if (ret_arp_data->status == INCOMPLETE || ret_arp_data->status == PROBE) { if (ret_arp_data->num_pkts >= NUM_DESC) { /* Drop the pkt */ @@ -4723,14 +4621,15 @@ pkt4_work_cgnapt_ipv4_prv( dest_address = rte_bswap32(*dst_addr); struct arp_entry_data *ret_arp_data = NULL; uint64_t start, end; - ret_arp_data = get_dest_mac_addr_port(dest_address, &dest_if, (struct ether_addr *)eth_dest); + ret_arp_data = get_dest_mac_addr_port(dest_address, + &dest_if, (struct ether_addr *)eth_dest); *outport_id = p_nat->outport_id[dest_if]; if (arp_cache_dest_mac_present(dest_if)) { - ether_addr_copy(get_link_hw_addr(dest_if), (struct ether_addr *)eth_src); - arp_data_ptr[dest_if]->n_last_update = time(NULL); - + ether_addr_copy(get_link_hw_addr(dest_if), + (struct ether_addr *)eth_src); + update_nhip_access(dest_if); + if (ret_arp_data && ret_arp_data->num_pkts) { - printf("sending buffered packets\n"); p_nat->naptedPktCount += ret_arp_data->num_pkts; arp_send_buffered_pkts(ret_arp_data, (struct ether_addr *)eth_dest, *outport_id); @@ -4740,9 +4639,11 @@ pkt4_work_cgnapt_ipv4_prv( if (unlikely(ret_arp_data == NULL)) { + #ifdef CGNAPT_DEBUGGING printf("%s: ARP Not Found, nhip: %x, " "outport_id: %d\n", __func__, nhip, *outport_id); + #endif /* Drop the pkt */ p_nat->invalid_packets |= pkt_mask; @@ -4755,7 +4656,7 @@ pkt4_work_cgnapt_ipv4_prv( } - if (ret_arp_data->status == INCOMPLETE || + if (ret_arp_data->status == INCOMPLETE || ret_arp_data->status == PROBE) { if (ret_arp_data->num_pkts >= NUM_DESC) { /* Drop the pkt */ @@ -5086,15 +4987,15 @@ pkt4_work_cgnapt_ipv4_pub( } dest_address = entry->data.u.prv_ip; struct arp_entry_data *ret_arp_data = NULL; - ret_arp_data = get_dest_mac_addr_port(dest_address, &dest_if, (struct ether_addr *)eth_dest); + ret_arp_data = get_dest_mac_addr_port(dest_address, + &dest_if, (struct ether_addr *)eth_dest); *outport_id = p_nat->outport_id[dest_if]; if (arp_cache_dest_mac_present(dest_if)) { ether_addr_copy(get_link_hw_addr(dest_if), (struct ether_addr *)eth_src); - arp_data_ptr[dest_if]->n_last_update = time(NULL); - + update_nhip_access(dest_if); + if (ret_arp_data && ret_arp_data->num_pkts) { - printf("sending buffered packets\n"); p_nat->naptedPktCount += ret_arp_data->num_pkts; arp_send_buffered_pkts(ret_arp_data, (struct ether_addr *)eth_dest, *outport_id); @@ -5104,9 +5005,11 @@ pkt4_work_cgnapt_ipv4_pub( if (unlikely(ret_arp_data == NULL)) { + #ifdef CGNAPT_DEBUGGING printf("%s: NHIP Not Found, nhip: %x, " "outport_id: %d\n", __func__, nhip, *outport_id); + #endif /* Drop the pkt */ p_nat->invalid_packets |= pkt_mask; @@ -5118,7 +5021,7 @@ pkt4_work_cgnapt_ipv4_pub( continue; } - if (ret_arp_data->status == INCOMPLETE || + if (ret_arp_data->status == INCOMPLETE || ret_arp_data->status == PROBE) { if (ret_arp_data->num_pkts >= NUM_DESC) { /* Drop the pkt */ @@ -6234,23 +6137,6 @@ pkt_work_cgnapt_ipv6_prv( dest_address = rte_bswap32(*dst_addr); /*Multiport Changes */ uint32_t nhip = 0; - uint32_t ret; - ret = local_get_nh_ipv4(dest_address, &dest_if, &nhip, p_nat); - if (!ret) { - dest_if = get_prv_to_pub_port(&dest_address, IP_VERSION_4); - - if (dest_if == INVALID_DESTIF) { - p_nat->invalid_packets |= pkt_mask; - p_nat->naptDroppedPktCount++; - #ifdef CGNAPT_DEBUGGING - p_nat->naptDroppedPktCount6++; - #endif - return; - } - - do_local_nh_ipv4_cache(dest_if, p_nat); - } - *outport_id = p_nat->outport_id[dest_if]; #ifdef CGNAPT_DBG_PRNT if (CGNAPT_DEBUG > 2) @@ -6273,18 +6159,30 @@ pkt_work_cgnapt_ipv6_prv( } #endif - if (local_dest_mac_present(dest_if)) { - memcpy(eth_src, get_link_hw_addr(dest_if), - sizeof(struct ether_addr)); + struct arp_entry_data *ret_arp_data; + ret_arp_data = get_dest_mac_addr_port(dest_address, + &dest_if, (struct ether_addr *)eth_dest); + *outport_id = p_nat->outport_id[dest_if]; + if (arp_cache_dest_mac_present(dest_if)) { + ether_addr_copy(get_link_hw_addr(dest_if), + (struct ether_addr *)eth_src); + update_nhip_access(dest_if); + + if (unlikely(ret_arp_data && ret_arp_data->num_pkts)) { + p_nat->naptedPktCount += ret_arp_data->num_pkts; + arp_send_buffered_pkts(ret_arp_data, + (struct ether_addr *)eth_dest, *outport_id); + + } } else { - struct arp_entry_data *ret_arp_data; - ret_arp_data = get_dest_mac_addr_port(dest_address, &dest_if, (struct ether_addr *)&hw_addr); if (unlikely(ret_arp_data == NULL)) { - printf("%s: NHIP Not Found, nhip: %x, " + #ifdef CGNAPT_DEBUGGING + printf("%s: NHIP Not Found, nhip:%x , " "outport_id: %d\n", __func__, nhip, *outport_id); + #endif /* Drop the pkt */ p_nat->invalid_packets |= pkt_mask; @@ -6296,42 +6194,22 @@ pkt_work_cgnapt_ipv6_prv( return; } - if (ret_arp_data->status == COMPLETE) { - - #ifdef CGNAPT_DBG_PRNT - if (CGNAPT_DEBUG > 2) { - printf("MAC found for ip 0x%x, port %d - %02x:%02x: " - "%02x:%02x:%02x:%02x\n", dest_address, - *outport_id, - hw_addr.addr_bytes[0], hw_addr.addr_bytes[1], - hw_addr.addr_bytes[2], hw_addr.addr_bytes[3], - hw_addr.addr_bytes[4], hw_addr.addr_bytes[5]); - - printf("Dest MAC before - %02x:%02x:%02x:%02x: " - "%02x:%02x\n", eth_dest[0], eth_dest[1], - eth_dest[2], eth_dest[3], - eth_dest[4], eth_dest[5]); - } - #endif - - //memcpy(eth_dest, &hw_addr, sizeof(struct ether_addr)); + if (ret_arp_data->status == INCOMPLETE || + ret_arp_data->status == PROBE) { + if (ret_arp_data->num_pkts >= NUM_DESC) { + /* Drop the pkt */ + p_nat->invalid_packets |= pkt_mask; + p_nat->naptDroppedPktCount++; - #ifdef CGNAPT_DBG_PRNT - if (CGNAPT_DEBUG > 2) { - printf("Dest MAC after - " - "%02x:%02x:%02x:%02x:%02x:%02x\n", - eth_dest[0], eth_dest[1], eth_dest[2], eth_dest[3], - eth_dest[4], eth_dest[5]); + #ifdef CGNAPT_DEBUGGING + p_nat->naptDroppedPktCount4++; + #endif + return; + } else { + arp_pkts_mask |= pkt_mask; + arp_queue_unresolved_packet(ret_arp_data, pkt); + return; } - #endif - - memcpy(eth_src, get_link_hw_addr(dest_if), - sizeof(struct ether_addr)); - } else if (ret_arp_data->status == INCOMPLETE || - ret_arp_data->status == PROBE) { - arp_queue_unresolved_packet(ret_arp_data, - pkt); - return; } } @@ -6454,91 +6332,70 @@ pkt_work_cgnapt_ipv6_pub( #endif return; } - - memcpy(&dest_addr_ipv6[0], &entry->data.u.prv_ipv6[0], 16); - uint8_t nhipv6[16]; - int ret; - ret = local_get_nh_ipv6(&dest_addr_ipv6[0], &dest_if, - &nhipv6[0], p_nat); - if (!ret) { - dest_if = get_prv_to_pub_port((uint32_t *) - &dest_addr_ipv6[0], - IP_VERSION_6); - - if (dest_if == INVALID_DESTIF) { - p_nat->invalid_packets |= pkt_mask; - p_nat->naptDroppedPktCount++; - #ifdef CGNAPT_DEBUGGING - p_nat->naptDroppedPktCount6++; - #endif - return; - } - - do_local_nh_ipv6_cache(dest_if, p_nat); - } - *outport_id = p_nat->outport_id[dest_if]; } + memcpy(&dest_addr_ipv6[0], &entry->data.u.prv_ipv6[0], 16); + uint8_t nhipv6[16]; - #ifdef CGNAPT_DEBUGGING - static int static_count; + memset(nh_ipv6, 0, 16); + struct nd_entry_data *ret_nd_data = NULL; + ret_nd_data = get_dest_mac_address_ipv6_port( + &dest_addr_ipv6[0], + &dest_if, + (struct ether_addr *)eth_dest, + &nh_ipv6[0]); - if (static_count++ < 10) { - print_pkt(pkt); - my_print_entry(entry); - printf("dest-offset:%d\n", DST_ADR_OFST_IP4); - printf("dest_add:%x\n", entry->data.u.prv_ip); - printf("DST_ADR_OFST_IP6:%d\n", DST_ADR_OFST_IP6); - } - #endif + *outport_id = p_nat->outport_id[dest_if]; - memset(nh_ipv6, 0, 16); - if (get_dest_mac_address_ipv6_port( - &dest_addr_ipv6[0], - &dest_if, - &hw_addr, - &nh_ipv6[0])) { + if (nd_cache_dest_mac_present(dest_if)) { + ether_addr_copy(get_link_hw_addr(dest_if), + (struct ether_addr *)eth_src); + update_nhip_access(dest_if); + + if (unlikely(ret_nd_data && ret_nd_data->num_pkts)) { + p_nat->naptedPktCount += ret_nd_data->num_pkts; + nd_send_buffered_pkts(ret_nd_data, + (struct ether_addr *)eth_dest, *outport_id); - #ifdef CGNAPT_DBG_PRNT - if (CGNAPT_DEBUG > 2) { - printf("MAC found for ip 0x%x, port %d - " - "%02x:%02x:%02x:%02x:%02x:%02x\n", - *((uint32_t *)dest_addr_ipv6 + 12), - *outport_id, - hw_addr.addr_bytes[0], - hw_addr.addr_bytes[1], hw_addr.addr_bytes[2], - hw_addr.addr_bytes[3], hw_addr.addr_bytes[4], - hw_addr.addr_bytes[5]); - - printf("Dest MAC before - " - "%02x:%02x:%02x:%02x:%02x:%02x\n", - eth_dest[0], eth_dest[1], eth_dest[2], - eth_dest[3], eth_dest[4], eth_dest[5]); } - #endif + } else { + if (unlikely(ret_nd_data == NULL)) { - memcpy(eth_dest, &hw_addr, sizeof(struct ether_addr)); + #ifdef CGNAPT_DEBUGGING + printf("%s: NHIP Not Found, " + "outport_id: %d\n", __func__, + *outport_id); + #endif - #ifdef CGNAPT_DBG_PRNT - if (CGNAPT_DEBUG > 2) { - printf("Dest MAC after - " - "%02x:%02x:%02x:%02x:%02x:%02x\n", - eth_dest[0], eth_dest[1], eth_dest[2], eth_dest[3], - eth_dest[4], eth_dest[5]); + /* Drop the pkt */ + p_nat->invalid_packets |= pkt_mask; + p_nat->naptDroppedPktCount++; + + #ifdef CGNAPT_DEBUGGING + p_nat->naptDroppedPktCount4++; + #endif + return; } - #endif - memcpy(eth_src, get_link_hw_addr(dest_if), - sizeof(struct ether_addr)); - } else { - p_nat->invalid_packets |= pkt_mask; - p_nat->naptDroppedPktCount++; + if (ret_nd_data->status == INCOMPLETE || + ret_nd_data->status == PROBE) { + if (ret_nd_data->num_pkts >= NUM_DESC) { + /* Drop the pkt */ + p_nat->invalid_packets |= pkt_mask; + p_nat->naptDroppedPktCount++; - #ifdef CGNAPT_DEBUGGING - p_nat->naptDroppedPktCount4++; - #endif + #ifdef CGNAPT_DEBUGGING + p_nat->naptDroppedPktCount4++; + #endif + return; + } else { + arp_pkts_mask |= pkt_mask; + nd_queue_unresolved_packet(ret_nd_data, pkt); + return; + } + } - return; } + /* Ingress */ { @@ -6759,23 +6616,6 @@ pkt4_work_cgnapt_ipv6_prv( dest_address = rte_bswap32(*dst_addr); uint32_t nhip; uint32_t ret; - ret = local_get_nh_ipv4(dest_address, &dest_if, &nhip, p_nat); - if (!ret) { - dest_if = get_prv_to_pub_port(&dest_address, IP_VERSION_4); - - if (dest_if == INVALID_DESTIF) { - p_nat->invalid_packets |= pkt_mask; - p_nat->naptDroppedPktCount++; - #ifdef CGNAPT_DEBUGGING - p_nat->naptDroppedPktCount6++; - #endif - continue; - } - - do_local_nh_ipv4_cache(dest_if, p_nat); - } - *outport_id = p_nat->outport_id[dest_if]; - #ifdef CGNAPT_DBG_PRNT if (CGNAPT_DEBUG > 2) printf("Egress: \tphy_port:%d\t" @@ -6801,64 +6641,59 @@ pkt4_work_cgnapt_ipv6_prv( { struct arp_entry_data *ret_arp_data; - ret_arp_data = get_dest_mac_addr_port(dest_address, &dest_if, (struct ether_addr *)&hw_addr); + ret_arp_data = get_dest_mac_addr_port(dest_address, + &dest_if, (struct ether_addr *)eth_dest); + *outport_id = p_nat->outport_id[dest_if]; - if (unlikely(ret_arp_data == NULL)) { + if (arp_cache_dest_mac_present(dest_if)) { + ether_addr_copy(get_link_hw_addr(dest_if), + (struct ether_addr *)eth_src); + update_nhip_access(dest_if); - printf("%s: NHIP Not Found, nhip: %x, " - "outport_id: %d\n", __func__, nhip, - *outport_id); + if (unlikely(ret_arp_data && ret_arp_data->num_pkts)) { + p_nat->naptedPktCount += ret_arp_data->num_pkts; + arp_send_buffered_pkts(ret_arp_data, + (struct ether_addr *)eth_dest, *outport_id); - /* Drop the pkt */ - p_nat->invalid_packets |= pkt_mask; - p_nat->naptDroppedPktCount++; + } + } else { - #ifdef CGNAPT_DEBUGGING - p_nat->naptDroppedPktCount4++; - #endif - continue; - } + if (unlikely(ret_arp_data == NULL)) { - if (ret_arp_data->status == COMPLETE) { + #ifdef CGNAPT_DEBUGGING + printf("%s: NHIP Not Found, nhip:%x , " + "outport_id: %d\n", __func__, nhip, + *outport_id); + #endif - #ifdef CGNAPT_DBG_PRNT - if (CGNAPT_DEBUG > 2) { - printf("MAC found for ip 0x%x, port %d - " - "%02x:%02x:%02x:%02x:%02x:%02x\n", - dest_address, *outport_id, - hw_addr.addr_bytes[0], - hw_addr.addr_bytes[1], - hw_addr.addr_bytes[2], - hw_addr.addr_bytes[3], - hw_addr.addr_bytes[4], - hw_addr.addr_bytes[5] - ); + /* Drop the pkt */ + p_nat->invalid_packets |= pkt_mask; + p_nat->naptDroppedPktCount++; - printf("Dest MAC before - " - "%02x:%02x:%02x:%02x:%02x:%02x\n", - eth_dest[0], eth_dest[1], eth_dest[2], - eth_dest[3], eth_dest[4], eth_dest[5]); + #ifdef CGNAPT_DEBUGGING + p_nat->naptDroppedPktCount4++; + #endif + return; } - #endif - //memcpy(eth_dest, &hw_addr, sizeof(struct ether_addr)); + if (ret_arp_data->status == INCOMPLETE || + ret_arp_data->status == PROBE) { + if (ret_arp_data->num_pkts >= NUM_DESC) { + /* Drop the pkt */ + p_nat->invalid_packets |= pkt_mask; + p_nat->naptDroppedPktCount++; - #ifdef CGNAPT_DBG_PRNT - if (CGNAPT_DEBUG > 2) { - printf("Dest MAC after - " - "%02x:%02x:%02x:%02x:%02x:%02x\n", - eth_dest[0], eth_dest[1], eth_dest[2], - eth_dest[3], eth_dest[4], eth_dest[5]); + #ifdef CGNAPT_DEBUGGING + p_nat->naptDroppedPktCount4++; + #endif + return; + } else { + arp_pkts_mask |= pkt_mask; + arp_queue_unresolved_packet(ret_arp_data, pkt); + return; + } } - #endif - memcpy(eth_src, get_link_hw_addr(dest_if), - sizeof(struct ether_addr)); - } else if (ret_arp_data->status == INCOMPLETE || - ret_arp_data->status == PROBE) { - arp_queue_unresolved_packet(ret_arp_data, - pkt); - continue; } } @@ -6991,26 +6826,6 @@ pkt4_work_cgnapt_ipv6_pub( memcpy(&dest_addr_ipv6[0], &entry->data.u.prv_ipv6[0], 16); uint8_t nhipv6[16]; - int ret; - ret = local_get_nh_ipv6(&dest_addr_ipv6[0], &dest_if, - &nhipv6[0], p_nat); - if (!ret) { - dest_if = get_prv_to_pub_port((uint32_t *) - &dest_addr_ipv6[0], IP_VERSION_6); - - if (dest_if == INVALID_DESTIF) { - p_nat->invalid_packets |= pkt_mask; - p_nat->naptDroppedPktCount++; - #ifdef CGNAPT_DEBUGGING - p_nat->naptDroppedPktCount6++; - #endif - return; - } - - do_local_nh_ipv6_cache(dest_if, p_nat); - } - - *outport_id = p_nat->outport_id[dest_if]; }/* end of ingress */ #ifdef CGNAPT_DEBUGGING @@ -7026,49 +6841,61 @@ pkt4_work_cgnapt_ipv6_pub( #endif memset(nh_ipv6, 0, 16); - if (get_dest_mac_address_ipv6 - (&dest_addr_ipv6[0], &dest_if, - &hw_addr, &nh_ipv6[0])) { - #ifdef CGNAPT_DBG_PRNT - if (CGNAPT_DEBUG > 2) { - printf("MAC found for ip 0x%x, port %d - " - "%02x:%02x:%02x:%02x:%02x:%02x\n", - *((uint32_t *)dest_addr_ipv6 + 12), - *outport_id, - hw_addr.addr_bytes[0], hw_addr.addr_bytes[1], - hw_addr.addr_bytes[2], hw_addr.addr_bytes[3], - hw_addr.addr_bytes[4], hw_addr.addr_bytes[5]); + struct nd_entry_data *ret_nd_data = NULL; + ret_nd_data = get_dest_mac_address_ipv6_port + (&dest_addr_ipv6[0], &dest_if, + (struct ether_addr *)eth_dest, &nh_ipv6[0]); - printf("Dest MAC before - " - "%02x:%02x:%02x:%02x:%02x:%02x\n", - eth_dest[0], eth_dest[1], eth_dest[2], - eth_dest[3], eth_dest[4], eth_dest[5]); + *outport_id = p_nat->outport_id[dest_if]; + + if (nd_cache_dest_mac_present(dest_if)) { + ether_addr_copy(get_link_hw_addr(dest_if), + (struct ether_addr *)eth_src); + update_nhip_access(dest_if); + + if (unlikely(ret_nd_data && ret_nd_data->num_pkts)) { + p_nat->naptedPktCount += ret_nd_data->num_pkts; + nd_send_buffered_pkts(ret_nd_data, + (struct ether_addr *)eth_dest, *outport_id); } - #endif + } else { + if (unlikely(ret_nd_data == NULL)) { + + #ifdef CGNAPT_DEBUGGING + printf("%s: NHIP Not Found " + "outport_id: %d\n", __func__, + *outport_id); + #endif - memcpy(eth_dest, &hw_addr, sizeof(struct ether_addr)); + /* Drop the pkt */ + p_nat->invalid_packets |= pkt_mask; + p_nat->naptDroppedPktCount++; - #ifdef CGNAPT_DBG_PRNT - if (CGNAPT_DEBUG > 2) { - printf("Dest MAC after - " - "%02x:%02x:%02x:%02x:%02x:%02x\n", - eth_dest[0], eth_dest[1], eth_dest[2], - eth_dest[3], eth_dest[4], eth_dest[5]); + #ifdef CGNAPT_DEBUGGING + p_nat->naptDroppedPktCount4++; + #endif + continue; } - #endif - memcpy(eth_src, - get_link_hw_addr(dest_if), - sizeof(struct ether_addr)); - } else { - p_nat->invalid_packets |= pkt_mask; - p_nat->naptDroppedPktCount++; + if (ret_nd_data->status == INCOMPLETE || + ret_nd_data->status == PROBE) { - #ifdef CGNAPT_DEBUGGING - p_nat->naptDroppedPktCount4++; - #endif + if (ret_nd_data->num_pkts >= NUM_DESC) { + /* Drop the pkt */ + p_nat->invalid_packets |= pkt_mask; + p_nat->naptDroppedPktCount++; + + #ifdef CGNAPT_DEBUGGING + p_nat->naptDroppedPktCount4++; + #endif + continue; + } else { + arp_pkts_mask |= pkt_mask; + nd_queue_unresolved_packet(ret_nd_data, pkt); + continue; + } + } - continue; } { @@ -7142,6 +6969,7 @@ static int cgnapt_in_port_ah_ipv6_prv(struct rte_pipeline *rte_p, p_nat->pkt_burst_cnt = 0; /* for dynamic napt */ p_nat->valid_packets = rte_p->pkts_mask; /*n_pkts; */ p_nat->invalid_packets = 0; + arp_pkts_mask = 0; #ifdef CGNAPT_DBG_PRNT if (CGNAPT_DEBUG > 1) @@ -7160,6 +6988,11 @@ static int cgnapt_in_port_ah_ipv6_prv(struct rte_pipeline *rte_p, p_nat->valid_packets &= ~(p_nat->invalid_packets); + if (arp_pkts_mask) { + p_nat->valid_packets &= ~(arp_pkts_mask); + rte_pipeline_ah_packet_hijack(rte_p, arp_pkts_mask); + } + if (unlikely(p_nat->valid_packets == 0)) { /* no suitable packet for lookup */ rte_pipeline_ah_packet_drop(rte_p, p_nat->invalid_packets); @@ -7255,6 +7088,7 @@ static int cgnapt_in_port_ah_ipv6_pub(struct rte_pipeline *rte_p, p_nat->pkt_burst_cnt = 0; /* for dynamic napt */ p_nat->valid_packets = rte_p->pkts_mask; /*n_pkts; */ p_nat->invalid_packets = 0; + arp_pkts_mask = 0; #ifdef CGNAPT_DBG_PRNT if (CGNAPT_DEBUG > 1) @@ -7273,6 +7107,11 @@ static int cgnapt_in_port_ah_ipv6_pub(struct rte_pipeline *rte_p, p_nat->valid_packets &= ~(p_nat->invalid_packets); + if (arp_pkts_mask) { + p_nat->valid_packets &= ~(arp_pkts_mask); + rte_pipeline_ah_packet_hijack(rte_p, arp_pkts_mask); + } + if (unlikely(p_nat->valid_packets == 0)) { /* no suitable packet for lookup */ rte_pipeline_ah_packet_drop(rte_p, p_nat->invalid_packets); @@ -9184,11 +9023,6 @@ pipeline_cgnapt_msg_req_entry_addm_pair( } #endif - //if (CGNAPT_DEBUG > 2) - //printf("key.ip %x, key.port %d", key.ip, key.port); - //printf("key.pid %d, in_type %d,", key.pid, type); - //printf("entry_type %d\n", entry.data.type); - int32_t position = rte_hash_add_key(napt_common_table, &key); if (position < 0) { diff --git a/VNFs/vFW/pipeline/pipeline_vfw_be.c b/VNFs/vFW/pipeline/pipeline_vfw_be.c index f6ada29a..fed424e5 100644 --- a/VNFs/vFW/pipeline/pipeline_vfw_be.c +++ b/VNFs/vFW/pipeline/pipeline_vfw_be.c @@ -68,7 +68,7 @@ uint32_t timer_lcore; uint8_t firewall_flag = 1; -uint8_t VFW_DEBUG; +uint8_t VFW_DEBUG = 0; uint8_t cnxn_tracking_is_active = 1; /** * A structure defining the VFW pipeline input port per thread data. @@ -176,32 +176,6 @@ __rte_cache_aligned; * TODO: look into "stub" table and see if that can be used * to avoid useless table lookup */ -/***** ARP local cache *****/ -#if 0 -uint8_t link_hw_laddr_valid[MAX_NUM_LOCAL_MAC_ADDRESS] = { - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0 -}; - -static struct ether_addr link_hw_laddr[MAX_NUM_LOCAL_MAC_ADDRESS] = { - {.addr_bytes = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00} }, - {.addr_bytes = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00} }, - {.addr_bytes = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00} }, - {.addr_bytes = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00} }, - {.addr_bytes = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00} }, - {.addr_bytes = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00} }, - {.addr_bytes = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00} }, - {.addr_bytes = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00} }, - {.addr_bytes = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00} }, - {.addr_bytes = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00} }, - {.addr_bytes = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00} }, - {.addr_bytes = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00} }, - {.addr_bytes = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00} }, - {.addr_bytes = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00} }, - {.addr_bytes = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00} }, - {.addr_bytes = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00} } -}; -#endif uint64_t arp_pkts_mask; /* Start TSC measurement */ @@ -231,142 +205,6 @@ static inline void end_tsc_measure( } } -//static struct ether_addr *get_local_link_hw_addr(uint8_t out_port) -//{ -// return &link_hw_laddr[out_port]; -//} -#if 0 -static uint8_t local_dest_mac_present(uint8_t out_port) -{ - return link_hw_laddr_valid[out_port]; -} - -static uint32_t local_get_nh_ipv4( - uint32_t ip, - uint32_t *port, - uint32_t *nhip, - struct pipeline_vfw *vfw_pipe) -{ - int i; - - for (i = 0; i < vfw_pipe->local_lib_arp_route_ent_cnt; i++) { - if (((vfw_pipe->local_lib_arp_route_table[i].ip & - vfw_pipe->local_lib_arp_route_table[i].mask) == - (ip & vfw_pipe->local_lib_arp_route_table[i].mask))) { - *port = vfw_pipe->local_lib_arp_route_table[i].port; - - *nhip = vfw_pipe->local_lib_arp_route_table[i].nh; - return 1; - } - } - return 0; -} - -static void do_local_nh_ipv4_cache(uint32_t dest_if, - struct pipeline_vfw *vfw_pipe) -{ - - /* Search for the entry and do local copy */ - int i; - - for (i = 0; i < MAX_ARP_RT_ENTRY; i++) { - if (lib_arp_route_table[i].port == dest_if) { - - struct lib_arp_route_table_entry *lentry = - &vfw_pipe-> - local_lib_arp_route_table[vfw_pipe-> - local_lib_arp_route_ent_cnt]; - - lentry->ip = lib_arp_route_table[i].ip; - lentry->mask = lib_arp_route_table[i].mask; - lentry->port = lib_arp_route_table[i].port; - lentry->nh = lib_arp_route_table[i].nh; - - vfw_pipe->local_lib_arp_route_ent_cnt++; - break; - } - } -} -#endif -static uint32_t local_get_nh_ipv6( - uint8_t *ip, - uint32_t *port, - uint8_t nhip[], - struct pipeline_vfw *vfw_pipe) -{ - uint8_t netmask_ipv6[IPV6_ADD_SIZE], netip_nd[IPV6_ADD_SIZE], - netip_in[IPV6_ADD_SIZE]; - uint8_t i = 0, j = 0, k = 0, l = 0, depthflags = 0, depthflags1 = 0; - memset(netmask_ipv6, 0, sizeof(netmask_ipv6)); - memset(netip_nd, 0, sizeof(netip_nd)); - memset(netip_in, 0, sizeof(netip_in)); - - for (i = 0; i < vfw_pipe->local_lib_nd_route_ent_cnt; i++) { - - convert_prefixlen_to_netmask_ipv6( - vfw_pipe->local_lib_nd_route_table[i].depth, - netmask_ipv6); - - for (k = 0; k < IPV6_ADD_SIZE; k++) - if (vfw_pipe->local_lib_nd_route_table[i].ipv6[k] & - netmask_ipv6[k]) { - depthflags++; - netip_nd[k] = vfw_pipe-> - local_lib_nd_route_table[i].ipv6[k]; - } - - for (l = 0; l < IPV6_ADD_SIZE; l++) - if (ip[l] & netmask_ipv6[l]) { - depthflags1++; - netip_in[l] = ip[l]; - } - - - if ((depthflags == depthflags1) && (memcmp(netip_nd, netip_in, - sizeof(netip_nd)) == 0)) { - - *port = vfw_pipe->local_lib_nd_route_table[i].port; - - for (j = 0; j < IPV6_ADD_SIZE; j++) - nhip[j] = vfw_pipe-> - local_lib_nd_route_table[i].nhipv6[j]; - return 1; - } - - depthflags = 0; - depthflags1 = 0; - } - return 0; -} - -static void do_local_nh_ipv6_cache(uint32_t dest_if, - struct pipeline_vfw *vfw_pipe) -{ - /* Search for the entry and do local copy */ - int i, l; - - for (i = 0; i < MAX_ND_RT_ENTRY; i++) { - - if (lib_nd_route_table[i].port == dest_if) { - - struct lib_nd_route_table_entry *lentry = &vfw_pipe-> - local_lib_nd_route_table[vfw_pipe-> - local_lib_nd_route_ent_cnt]; - - for (l = 0; l < IPV6_ADD_SIZE; l++) { - lentry->ipv6[l] = - lib_nd_route_table[i].ipv6[l]; - lentry->nhipv6[l] = - lib_nd_route_table[i].nhipv6[l]; - } - lentry->depth = lib_nd_route_table[i].depth; - lentry->port = lib_nd_route_table[i].port; - - vfw_pipe->local_lib_nd_route_ent_cnt++; - break; - } /* if */ - } /* for */ -} /** * Print packet for debugging. * @@ -929,85 +767,16 @@ pkt4_work_vfw_arp_ipv4_packets(struct rte_mbuf **pkts, uint32_t dest_address = rte_bswap32(ihdr->dst_addr); if (must_reverse) rte_sp_exchange_mac_addresses(ehdr); -#if 0 - ret = local_get_nh_ipv4(dest_address, &dest_if, - &nhip, vfw_pipe); - if (must_reverse) { - rte_sp_exchange_mac_addresses(ehdr); - if (is_phy_port_privte(phy_port)) { - if (!ret) { - dest_if = get_pub_to_prv_port( - &dest_address, - IP_VERSION_4); - if (dest_if == INVALID_DESTIF) { - *pkts_mask &= ~pkt_mask; - vfw_pipe->counters-> - pkts_drop_without_arp_entry++; - } - do_local_nh_ipv4_cache( - dest_if, vfw_pipe); - } - - } else { - if (!ret) { - dest_if = get_prv_to_pub_port( - &dest_address, - IP_VERSION_4); - if (dest_if == INVALID_DESTIF) { - *pkts_mask &= ~pkt_mask; - vfw_pipe->counters-> - pkts_drop_without_arp_entry++; - } - do_local_nh_ipv4_cache(dest_if, - vfw_pipe); - } - } - } else if (is_phy_port_privte(phy_port)) { - if (!ret) { - dest_if = get_prv_to_pub_port(&dest_address, - IP_VERSION_4); - if (dest_if == INVALID_DESTIF) { - *pkts_mask &= ~pkt_mask; - vfw_pipe->counters-> - pkts_drop_without_arp_entry++; - } - do_local_nh_ipv4_cache(dest_if, vfw_pipe); - } - } else { - if (!ret) { - dest_if = get_pub_to_prv_port(&dest_address, - IP_VERSION_4); - if (dest_if == INVALID_DESTIF) { - *pkts_mask &= ~pkt_mask; - vfw_pipe->counters-> - pkts_drop_without_arp_entry++; - } - do_local_nh_ipv4_cache(dest_if, vfw_pipe); - } - - } - meta_data_addr->output_port = vfw_pipe->outport_id[dest_if]; - if (local_dest_mac_present(dest_if)) { - ether_addr_copy(get_local_link_hw_addr(dest_if), - &ehdr->d_addr); - ether_addr_copy(get_link_hw_addr(dest_if), - &ehdr->s_addr); - } else { -#endif struct arp_entry_data *ret_arp_data = NULL; ret_arp_data = get_dest_mac_addr_port(dest_address, &dest_if, &ehdr->d_addr); meta_data_addr->output_port = vfw_pipe->outport_id[dest_if]; if (arp_cache_dest_mac_present(dest_if)) { - ether_addr_copy(get_link_hw_addr(dest_if), &ehdr->s_addr); - arp_data_ptr[dest_if]->n_last_update = time(NULL); - + update_nhip_access(dest_if); if (unlikely(ret_arp_data && ret_arp_data->num_pkts)) { - - printf("sending buffered packets\n"); arp_send_buffered_pkts(ret_arp_data, &ehdr->d_addr, vfw_pipe->outport_id[dest_if]); @@ -1015,7 +784,7 @@ pkt4_work_vfw_arp_ipv4_packets(struct rte_mbuf **pkts, } else { if (unlikely(ret_arp_data == NULL)) { - + if (VFW_DEBUG) printf("%s: NHIP Not Found, nhip:%x , " "outport_id: %d\n", __func__, nhip, vfw_pipe->outport_id[dest_if]); @@ -1028,10 +797,9 @@ pkt4_work_vfw_arp_ipv4_packets(struct rte_mbuf **pkts, if (ret_arp_data->status == INCOMPLETE || ret_arp_data->status == PROBE) { if (ret_arp_data->num_pkts >= NUM_DESC) { - /* ICMP req sent, drop packet by - * changing the mask */ - vfw_pipe->counters-> - pkts_drop_without_arp_entry++; + /* ICMP req sent, drop packet by + * changing the mask */ + vfw_pipe->counters->pkts_drop_without_arp_entry++; continue; } else { arp_pkts_mask |= pkt_mask; @@ -1096,92 +864,24 @@ pkt_work_vfw_arp_ipv4_packets(struct rte_mbuf *pkts, if (must_reverse) rte_sp_exchange_mac_addresses(ehdr); -#if 0 - ret = local_get_nh_ipv4(dest_address, &dest_if, - &nhip, vfw_pipe); - if (must_reverse) { - rte_sp_exchange_mac_addresses(ehdr); - if (is_phy_port_privte(phy_port)) { - if (!ret) { - dest_if = get_pub_to_prv_port( - &dest_address, - IP_VERSION_4); - if (dest_if == INVALID_DESTIF) { - *pkts_mask &= ~pkt_mask; - vfw_pipe->counters-> - pkts_drop_without_arp_entry++; - } - do_local_nh_ipv4_cache( - dest_if, vfw_pipe); - } - - } else { - if (!ret) { - dest_if = get_prv_to_pub_port( - &dest_address, - IP_VERSION_4); - if (dest_if == INVALID_DESTIF) { - *pkts_mask &= ~pkt_mask; - vfw_pipe->counters-> - pkts_drop_without_arp_entry++; - } - do_local_nh_ipv4_cache(dest_if, - vfw_pipe); - } - } - } else if (is_phy_port_privte(phy_port)) { - if (!ret) { - dest_if = get_prv_to_pub_port(&dest_address, - IP_VERSION_4); - if (dest_if == INVALID_DESTIF) { - *pkts_mask &= ~pkt_mask; - vfw_pipe->counters-> - pkts_drop_without_arp_entry++; - } - do_local_nh_ipv4_cache(dest_if, vfw_pipe); - } - - } else { - if (!ret) { - dest_if = get_pub_to_prv_port(&dest_address, - IP_VERSION_4); - if (dest_if == INVALID_DESTIF) { - *pkts_mask &= ~pkt_mask; - vfw_pipe->counters-> - pkts_drop_without_arp_entry++; - } - do_local_nh_ipv4_cache(dest_if, vfw_pipe); - } - - } - meta_data_addr->output_port = vfw_pipe->outport_id[dest_if]; - if (local_dest_mac_present(dest_if)) { - ether_addr_copy(get_local_link_hw_addr(dest_if), - &ehdr->d_addr); - ether_addr_copy(get_link_hw_addr(dest_if), - &ehdr->s_addr); - } else { -#endif struct arp_entry_data *ret_arp_data = NULL; ret_arp_data = get_dest_mac_addr_port(dest_address, &dest_if, &ehdr->d_addr); - meta_data_addr->output_port = vfw_pipe->outport_id[dest_if]; + meta_data_addr->output_port = vfw_pipe->outport_id[dest_if]; + if (arp_cache_dest_mac_present(dest_if)) { ether_addr_copy(get_link_hw_addr(dest_if), &ehdr->s_addr); - arp_data_ptr[dest_if]->n_last_update = time(NULL); - + update_nhip_access(dest_if); if (unlikely(ret_arp_data && ret_arp_data->num_pkts)) { - - printf("sending buffered packets\n"); arp_send_buffered_pkts(ret_arp_data, &ehdr->d_addr, vfw_pipe->outport_id[dest_if]); } - } else { if (unlikely(ret_arp_data == NULL)) { + if (VFW_DEBUG) printf("%s: NHIP Not Found, nhip:%x , " "outport_id: %d\n", __func__, nhip, vfw_pipe->outport_id[dest_if]); @@ -1193,10 +893,9 @@ pkt_work_vfw_arp_ipv4_packets(struct rte_mbuf *pkts, if (ret_arp_data->status == INCOMPLETE || ret_arp_data->status == PROBE) { if (ret_arp_data->num_pkts >= NUM_DESC) { - /* ICMP req sent, drop packet by - * changing the mask */ - vfw_pipe->counters-> - pkts_drop_without_arp_entry++; + /* ICMP req sent, drop packet by + * changing the mask */ + vfw_pipe->counters->pkts_drop_without_arp_entry++; return; } else { arp_pkts_mask |= pkt_mask; @@ -1237,12 +936,10 @@ pkt4_work_vfw_arp_ipv6_packets(struct rte_mbuf **pkts, struct pipeline_vfw *vfw_pipe) { uint8_t nh_ipv6[IPV6_ADD_SIZE]; - uint32_t ret; struct ether_addr hw_addr; struct mbuf_tcp_meta_data *meta_data_addr; struct ether_hdr *ehdr; struct rte_mbuf *pkt; - uint16_t phy_port; uint8_t i; for (i = 0; i < 4; i++) { @@ -1256,7 +953,6 @@ pkt4_work_vfw_arp_ipv6_packets(struct rte_mbuf **pkts, continue; int must_reverse = ((synproxy_reply_mask & pkt_mask) != 0); - phy_port = pkt->port; meta_data_addr = (struct mbuf_tcp_meta_data *) RTE_MBUF_METADATA_UINT32_PTR(pkt, META_DATA_OFFSET); ehdr = rte_vfw_get_ether_addr(pkt); @@ -1268,104 +964,49 @@ pkt4_work_vfw_arp_ipv6_packets(struct rte_mbuf **pkts, uint8_t dest_address[IPV6_ADD_SIZE]; memset(nhip, 0, IPV6_ADD_SIZE); - - rte_mov16(dest_address, ihdr->dst_addr); - ret = local_get_nh_ipv6(&dest_address[0], &dest_if, - &nhip[0], vfw_pipe); - if (must_reverse) { + if (must_reverse) rte_sp_exchange_mac_addresses(ehdr); - if (is_phy_port_privte(phy_port)) { - if (!ret) { - dest_if = get_pub_to_prv_port( - (uint32_t *) - &dest_address[0], - IP_VERSION_6); - if (dest_if == INVALID_DESTIF) { - *pkts_mask &= ~pkt_mask; - vfw_pipe->counters-> - pkts_drop_without_arp_entry++; - } - do_local_nh_ipv6_cache(dest_if, - vfw_pipe); - } - - } else { - if (!ret) { - dest_if = get_prv_to_pub_port( - (uint32_t *) - &dest_address[0], - IP_VERSION_6); - if (dest_if == INVALID_DESTIF) { - *pkts_mask &= ~pkt_mask; - vfw_pipe->counters-> - pkts_drop_without_arp_entry++; - } - do_local_nh_ipv6_cache(dest_if, - vfw_pipe); - } - } - - } else if (is_phy_port_privte(phy_port)) { - if (!ret) { - dest_if = get_prv_to_pub_port((uint32_t *) - &dest_address[0], IP_VERSION_6); - if (dest_if == INVALID_DESTIF) { - *pkts_mask &= ~pkt_mask; - vfw_pipe->counters-> - pkts_drop_without_arp_entry++; - } - do_local_nh_ipv6_cache(dest_if, vfw_pipe); - } - - } else { - if (!ret) { - dest_if = get_pub_to_prv_port((uint32_t *) - &dest_address[0], IP_VERSION_6); - if (dest_if == INVALID_DESTIF) { - *pkts_mask &= ~pkt_mask; - vfw_pipe->counters-> - pkts_drop_without_arp_entry++; - - } - do_local_nh_ipv6_cache(dest_if, vfw_pipe); - } - - } - - meta_data_addr->output_port = vfw_pipe->outport_id[dest_if]; + rte_mov16(dest_address, ihdr->dst_addr); memset(nh_ipv6, 0, IPV6_ADD_SIZE); - if (get_dest_mac_address_ipv6_port( + struct nd_entry_data *ret_nd_data = NULL; + ret_nd_data = get_dest_mac_address_ipv6_port( &dest_address[0], &dest_if, &hw_addr, - &nh_ipv6[0])) { - ether_addr_copy(&hw_addr, &ehdr->d_addr); - ether_addr_copy(get_link_hw_addr(dest_if), - &ehdr->s_addr); + &nh_ipv6[0]); - if (vfw_debug >= DEBUG_LEVEL_4) { - char buf[HW_ADDR_SIZE]; - - ether_format_addr(buf, sizeof(buf), - &hw_addr); - printf("MAC found for dest_if %d: %s, ", - dest_if, buf); - ether_format_addr(buf, sizeof(buf), - &ehdr->s_addr); - printf("new eth hdr src: %s, ", buf); - ether_format_addr(buf, sizeof(buf), - &ehdr->d_addr); - printf("new eth hdr dst: %s\n", buf); - } + meta_data_addr->output_port = vfw_pipe-> + outport_id[dest_if]; + if (nd_cache_dest_mac_present(dest_if)) { + ether_addr_copy(get_link_hw_addr(dest_if), + &ehdr->s_addr); + update_nhip_access(dest_if); + if (unlikely(ret_nd_data && ret_nd_data->num_pkts)) { + nd_send_buffered_pkts(ret_nd_data, + &ehdr->d_addr, meta_data_addr->output_port); + } } else { - printf("deleting ipv6\n"); - *pkts_mask &= ~pkt_mask; - /*Next Neighbor is not yet implemented - * for ipv6.*/ - vfw_pipe->counters-> - pkts_drop_without_arp_entry++; + if (unlikely(ret_nd_data == NULL)) { + *pkts_mask &= ~pkt_mask; + vfw_pipe->counters-> + pkts_drop_without_arp_entry++; + continue; + } + if (ret_nd_data->status == INCOMPLETE || + ret_nd_data->status == PROBE) { + if (ret_nd_data->num_pkts >= NUM_DESC) { + /* Drop the pkt */ + *pkts_mask &= ~pkt_mask; + vfw_pipe->counters->pkts_drop_without_arp_entry++; + continue; + } else { + arp_pkts_mask |= pkt_mask; + nd_queue_unresolved_packet(ret_nd_data, pkt); + continue; + } + } } } @@ -1399,12 +1040,10 @@ pkt_work_vfw_arp_ipv6_packets(struct rte_mbuf *pkts, struct pipeline_vfw *vfw_pipe) { uint8_t nh_ipv6[IPV6_ADD_SIZE]; - uint32_t ret; struct ether_addr hw_addr; struct mbuf_tcp_meta_data *meta_data_addr; struct ether_hdr *ehdr; struct rte_mbuf *pkt; - uint16_t phy_port; uint32_t dest_if = INVALID_DESTIF; /* bitmask representing only this packet */ @@ -1416,7 +1055,6 @@ pkt_work_vfw_arp_ipv6_packets(struct rte_mbuf *pkts, int must_reverse = ((synproxy_reply_mask & pkt_mask) != 0); - phy_port = pkt->port; meta_data_addr = (struct mbuf_tcp_meta_data *) RTE_MBUF_METADATA_UINT32_PTR(pkt, META_DATA_OFFSET); ehdr = rte_vfw_get_ether_addr(pkt); @@ -1428,104 +1066,47 @@ pkt_work_vfw_arp_ipv6_packets(struct rte_mbuf *pkts, uint8_t dest_address[IPV6_ADD_SIZE]; memset(nhip, 0, IPV6_ADD_SIZE); - - rte_mov16(dest_address, ihdr->dst_addr); - ret = local_get_nh_ipv6(&dest_address[0], &dest_if, - &nhip[0], vfw_pipe); - if (must_reverse) { + if (must_reverse) rte_sp_exchange_mac_addresses(ehdr); - if (is_phy_port_privte(phy_port)) { - if (!ret) { - dest_if = get_pub_to_prv_port( - (uint32_t *) - &dest_address[0], - IP_VERSION_6); - if (dest_if == INVALID_DESTIF) { - *pkts_mask &= ~pkt_mask; - vfw_pipe->counters-> - pkts_drop_without_arp_entry++; - } - do_local_nh_ipv6_cache(dest_if, - vfw_pipe); - } - - } else { - if (!ret) { - dest_if = get_prv_to_pub_port( - (uint32_t *) - &dest_address[0], - IP_VERSION_6); - if (dest_if == INVALID_DESTIF) { - *pkts_mask &= ~pkt_mask; - vfw_pipe->counters-> - pkts_drop_without_arp_entry++; - } - do_local_nh_ipv6_cache(dest_if, - vfw_pipe); - } - } - - } else if (is_phy_port_privte(phy_port)) { - if (!ret) { - dest_if = get_prv_to_pub_port((uint32_t *) - &dest_address[0], IP_VERSION_6); - if (dest_if == INVALID_DESTIF) { - *pkts_mask &= ~pkt_mask; - vfw_pipe->counters-> - pkts_drop_without_arp_entry++; - } - do_local_nh_ipv6_cache(dest_if, vfw_pipe); - } - - } else { - if (!ret) { - dest_if = get_pub_to_prv_port((uint32_t *) - &dest_address[0], IP_VERSION_6); - if (dest_if == INVALID_DESTIF) { - *pkts_mask &= ~pkt_mask; - vfw_pipe->counters-> - pkts_drop_without_arp_entry++; - - } - do_local_nh_ipv6_cache(dest_if, vfw_pipe); - } - - } - - meta_data_addr->output_port = vfw_pipe->outport_id[dest_if]; - + rte_mov16(dest_address, ihdr->dst_addr); memset(nh_ipv6, 0, IPV6_ADD_SIZE); - if (get_dest_mac_address_ipv6_port( + struct nd_entry_data *ret_nd_data = NULL; + ret_nd_data = get_dest_mac_address_ipv6_port( &dest_address[0], &dest_if, &hw_addr, - &nh_ipv6[0])) { - ether_addr_copy(&hw_addr, &ehdr->d_addr); + &nh_ipv6[0]); + meta_data_addr->output_port = vfw_pipe-> + outport_id[dest_if]; + if (nd_cache_dest_mac_present(dest_if)) { ether_addr_copy(get_link_hw_addr(dest_if), &ehdr->s_addr); + update_nhip_access(dest_if); - if (vfw_debug >= DEBUG_LEVEL_4) { - char buf[HW_ADDR_SIZE]; - - ether_format_addr(buf, sizeof(buf), - &hw_addr); - printf("MAC found for dest_if %d: %s, ", - dest_if, buf); - ether_format_addr(buf, sizeof(buf), - &ehdr->s_addr); - printf("new eth hdr src: %s, ", buf); - ether_format_addr(buf, sizeof(buf), - &ehdr->d_addr); - printf("new eth hdr dst: %s\n", buf); + if (unlikely(ret_nd_data && ret_nd_data->num_pkts)) { + nd_send_buffered_pkts(ret_nd_data, + &ehdr->d_addr, meta_data_addr->output_port); } - } else { - printf("deleting ipv6\n"); - *pkts_mask &= ~pkt_mask; - /*Next Neighbor is not yet implemented - * for ipv6.*/ - vfw_pipe->counters-> - pkts_drop_without_arp_entry++; + if (unlikely(ret_nd_data == NULL)) { + *pkts_mask &= ~pkt_mask; + vfw_pipe->counters-> + pkts_drop_without_arp_entry++; + return; + } + if (ret_nd_data->status == INCOMPLETE || + ret_nd_data->status == PROBE) { + if (ret_nd_data->num_pkts >= NUM_DESC) { + /* Drop the pkt */ + *pkts_mask &= ~pkt_mask; + vfw_pipe->counters->pkts_drop_without_arp_entry++; + return; + } else { + arp_pkts_mask |= pkt_mask; + nd_queue_unresolved_packet(ret_nd_data, pkt); + return; + } + } } } @@ -1588,85 +1169,16 @@ rte_vfw_arp_ipv4_packets(struct rte_mbuf **pkts, uint32_t dest_address = rte_bswap32(ihdr->dst_addr); if (must_reverse) rte_sp_exchange_mac_addresses(ehdr); -#if 0 - ret = local_get_nh_ipv4(dest_address, &dest_if, - &nhip, vfw_pipe); - if (must_reverse) { - rte_sp_exchange_mac_addresses(ehdr); - if (is_phy_port_privte(phy_port)) { - if (!ret) { - dest_if = get_pub_to_prv_port( - &dest_address, - IP_VERSION_4); - if (dest_if == INVALID_DESTIF) { - pkts_mask &= ~pkt_mask; - vfw_pipe->counters-> - pkts_drop_without_arp_entry++; - } - do_local_nh_ipv4_cache( - dest_if, vfw_pipe); - } - - } else { - if (!ret) { - dest_if = get_prv_to_pub_port( - &dest_address, - IP_VERSION_4); - if (dest_if == INVALID_DESTIF) { - pkts_mask &= ~pkt_mask; - vfw_pipe->counters-> - pkts_drop_without_arp_entry++; - } - do_local_nh_ipv4_cache(dest_if, - vfw_pipe); - } - } - } else if (is_phy_port_privte(phy_port)) { - if (!ret) { - dest_if = get_prv_to_pub_port(&dest_address, - IP_VERSION_4); - if (dest_if == INVALID_DESTIF) { - pkts_mask &= ~pkt_mask; - vfw_pipe->counters-> - pkts_drop_without_arp_entry++; - } - do_local_nh_ipv4_cache(dest_if, vfw_pipe); - } - - } else { - if (!ret) { - dest_if = get_pub_to_prv_port(&dest_address, - IP_VERSION_4); - if (dest_if == INVALID_DESTIF) { - pkts_mask &= ~pkt_mask; - vfw_pipe->counters-> - pkts_drop_without_arp_entry++; - } - do_local_nh_ipv4_cache(dest_if, vfw_pipe); - } - - } - meta_data_addr->output_port = vfw_pipe->outport_id[dest_if]; - if (local_dest_mac_present(dest_if)) { - ether_addr_copy(get_local_link_hw_addr(dest_if), - &ehdr->d_addr); - ether_addr_copy(get_link_hw_addr(dest_if), - &ehdr->s_addr); - } else { -#endif struct arp_entry_data *ret_arp_data = NULL; ret_arp_data = get_dest_mac_addr_port(dest_address, &dest_if, &ehdr->d_addr); - meta_data_addr->output_port = vfw_pipe->outport_id[dest_if]; + meta_data_addr->output_port = vfw_pipe->outport_id[dest_if]; if (arp_cache_dest_mac_present(dest_if)) { ether_addr_copy(get_link_hw_addr(dest_if), &ehdr->s_addr); - arp_data_ptr[dest_if]->n_last_update = time(NULL); - + update_nhip_access(dest_if); if (unlikely(ret_arp_data && ret_arp_data->num_pkts)) { - printf("sending buffered packets\n"); - p_nat->naptedPktCount += ret_arp_data->num_pkts; arp_send_buffered_pkts(ret_arp_data, &ehdr->d_addr, vfw_pipe->outport_id[dest_if]); @@ -1675,6 +1187,7 @@ rte_vfw_arp_ipv4_packets(struct rte_mbuf **pkts, } else { if (unlikely(ret_arp_data == NULL)) { + if (VFW_DEBUG) printf("%s: NHIP Not Found, nhip:%x , " "outport_id: %d\n", __func__, nhip, vfw_pipe->outport_id[dest_if]); @@ -1687,10 +1200,9 @@ rte_vfw_arp_ipv4_packets(struct rte_mbuf **pkts, if (ret_arp_data->status == INCOMPLETE || ret_arp_data->status == PROBE) { if (ret_arp_data->num_pkts >= NUM_DESC) { - /* ICMP req sent, drop packet by - * changing the mask */ - vfw_pipe->counters-> - pkts_drop_without_arp_entry++; + /* ICMP req sent, drop packet by + * changing the mask */ + vfw_pipe->counters->pkts_drop_without_arp_entry++; continue; } else { arp_pkts_mask |= pkt_mask; @@ -1759,106 +1271,52 @@ rte_vfw_arp_ipv6_packets(struct rte_mbuf **pkts, uint8_t dest_address[IPV6_ADD_SIZE]; memset(nhip, 0, IPV6_ADD_SIZE); - - rte_mov16(dest_address, ihdr->dst_addr); - ret = local_get_nh_ipv6(&dest_address[0], &dest_if, - &nhip[0], vfw_pipe); - if (must_reverse) { + if (must_reverse) rte_sp_exchange_mac_addresses(ehdr); - if (is_phy_port_privte(phy_port)) { - if (!ret) { - dest_if = get_pub_to_prv_port( - (uint32_t *) - &dest_address[0], - IP_VERSION_6); - if (dest_if == INVALID_DESTIF) { - pkts_mask &= ~pkt_mask; - vfw_pipe->counters-> - pkts_drop_without_arp_entry++; - } - do_local_nh_ipv6_cache(dest_if, - vfw_pipe); - } - - } else { - if (!ret) { - dest_if = get_prv_to_pub_port( - (uint32_t *) - &dest_address[0], - IP_VERSION_6); - if (dest_if == INVALID_DESTIF) { - pkts_mask &= ~pkt_mask; - vfw_pipe->counters-> - pkts_drop_without_arp_entry++; - } - do_local_nh_ipv6_cache(dest_if, - vfw_pipe); - } - } - - } else if (is_phy_port_privte(phy_port)) { - if (!ret) { - dest_if = get_prv_to_pub_port((uint32_t *) - &dest_address[0], IP_VERSION_6); - if (dest_if == INVALID_DESTIF) { - pkts_mask &= ~pkt_mask; - vfw_pipe->counters-> - pkts_drop_without_arp_entry++; - } - do_local_nh_ipv6_cache(dest_if, vfw_pipe); - } - - } else { - if (!ret) { - dest_if = get_pub_to_prv_port((uint32_t *) - &dest_address[0], IP_VERSION_6); - if (dest_if == INVALID_DESTIF) { - pkts_mask &= ~pkt_mask; - vfw_pipe->counters-> - pkts_drop_without_arp_entry++; - - } - do_local_nh_ipv6_cache(dest_if, vfw_pipe); - } - - } - - meta_data_addr->output_port = vfw_pipe->outport_id[dest_if]; + rte_mov16(dest_address, ihdr->dst_addr); memset(nh_ipv6, 0, IPV6_ADD_SIZE); - if (get_dest_mac_address_ipv6_port( + struct nd_entry_data *ret_nd_data = NULL; + ret_nd_data = get_dest_mac_address_ipv6_port( &dest_address[0], &dest_if, &hw_addr, - &nh_ipv6[0])) { - ether_addr_copy(&hw_addr, &ehdr->d_addr); + &nh_ipv6[0]); + + meta_data_addr->output_port = vfw_pipe-> + outport_id[dest_if]; + if (nd_cache_dest_mac_present(dest_if)) { ether_addr_copy(get_link_hw_addr(dest_if), &ehdr->s_addr); + update_nhip_access(dest_if); - if (vfw_debug >= DEBUG_LEVEL_4) { - char buf[HW_ADDR_SIZE]; - - ether_format_addr(buf, sizeof(buf), - &hw_addr); - printf("MAC found for dest_if %d: %s, ", - dest_if, buf); - ether_format_addr(buf, sizeof(buf), - &ehdr->s_addr); - printf("new eth hdr src: %s, ", buf); - ether_format_addr(buf, sizeof(buf), - &ehdr->d_addr); - printf("new eth hdr dst: %s\n", buf); + if (unlikely(ret_nd_data && ret_nd_data->num_pkts)) { + nd_send_buffered_pkts(ret_nd_data, + &ehdr->d_addr, meta_data_addr->output_port); } } else { - printf("deleting ipv6\n"); + if (unlikely(ret_nd_data == NULL)) { pkts_mask &= ~pkt_mask; - /*Next Neighbor is not yet implemented - * for ipv6.*/ - vfw_pipe->counters-> - pkts_drop_without_arp_entry++; - } - + vfw_pipe->counters-> + pkts_drop_without_arp_entry++; + continue; + } + if (ret_nd_data->status == INCOMPLETE || + ret_nd_data->status == PROBE) { + if (ret_nd_data->num_pkts >= NUM_DESC) { + /* Drop the pkt */ + pkts_mask &= ~pkt_mask; + vfw_pipe->counters-> + pkts_drop_without_arp_entry++; + continue; + } else { + arp_pkts_mask |= pkt_mask; + nd_queue_unresolved_packet(ret_nd_data, pkt); + continue; + } + } + } } |