#include "l3fwd.h"
#include "l3fwd_event.h"
-struct ipv4_l3fwd_lpm_route {
- uint32_t ip;
- uint8_t depth;
- uint8_t if_out;
-};
-
-struct ipv6_l3fwd_lpm_route {
- uint8_t ip[16];
- uint8_t depth;
- uint8_t if_out;
-};
-
-/* 198.18.0.0/16 are set aside for RFC2544 benchmarking (RFC5735). */
-static const struct ipv4_l3fwd_lpm_route ipv4_l3fwd_lpm_route_array[] = {
- {RTE_IPV4(198, 18, 0, 0), 24, 0},
- {RTE_IPV4(198, 18, 1, 0), 24, 1},
- {RTE_IPV4(198, 18, 2, 0), 24, 2},
- {RTE_IPV4(198, 18, 3, 0), 24, 3},
- {RTE_IPV4(198, 18, 4, 0), 24, 4},
- {RTE_IPV4(198, 18, 5, 0), 24, 5},
- {RTE_IPV4(198, 18, 6, 0), 24, 6},
- {RTE_IPV4(198, 18, 7, 0), 24, 7},
-};
-
-/* 2001:0200::/48 is IANA reserved range for IPv6 benchmarking (RFC5180) */
-static const struct ipv6_l3fwd_lpm_route ipv6_l3fwd_lpm_route_array[] = {
- {{32, 1, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 48, 0},
- {{32, 1, 2, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0}, 48, 1},
- {{32, 1, 2, 0, 0, 0, 0, 0, 0, 2, 0, 0, 0, 0, 0, 0}, 48, 2},
- {{32, 1, 2, 0, 0, 0, 0, 0, 0, 3, 0, 0, 0, 0, 0, 0}, 48, 3},
- {{32, 1, 2, 0, 0, 0, 0, 0, 0, 4, 0, 0, 0, 0, 0, 0}, 48, 4},
- {{32, 1, 2, 0, 0, 0, 0, 0, 0, 5, 0, 0, 0, 0, 0, 0}, 48, 5},
- {{32, 1, 2, 0, 0, 0, 0, 0, 0, 6, 0, 0, 0, 0, 0, 0}, 48, 6},
- {{32, 1, 2, 0, 0, 0, 0, 0, 0, 7, 0, 0, 0, 0, 0, 0}, 48, 7},
-};
+#include "l3fwd_route.h"
#define IPV4_L3FWD_LPM_MAX_RULES 1024
#define IPV4_L3FWD_LPM_NUMBER_TBL8S (1 << 8)
static struct rte_lpm *ipv4_l3fwd_lpm_lookup_struct[NB_SOCKETS];
static struct rte_lpm6 *ipv6_l3fwd_lpm_lookup_struct[NB_SOCKETS];
+/* Performing LPM-based lookups. 8< */
static inline uint16_t
lpm_get_ipv4_dst_port(const struct rte_ipv4_hdr *ipv4_hdr,
uint16_t portid,
else
return portid;
}
+/* >8 End of performing LPM-based lookups. */
static inline uint16_t
lpm_get_ipv6_dst_port(const struct rte_ipv6_hdr *ipv6_hdr,
lcore_id = rte_lcore_id();
qconf = &lcore_conf[lcore_id];
- if (qconf->n_rx_queue == 0) {
+ const uint16_t n_rx_q = qconf->n_rx_queue;
+ const uint16_t n_tx_p = qconf->n_tx_port;
+ if (n_rx_q == 0) {
RTE_LOG(INFO, L3FWD, "lcore %u has nothing to do\n", lcore_id);
return 0;
}
RTE_LOG(INFO, L3FWD, "entering main loop on lcore %u\n", lcore_id);
- for (i = 0; i < qconf->n_rx_queue; i++) {
+ for (i = 0; i < n_rx_q; i++) {
portid = qconf->rx_queue_list[i].port_id;
queueid = qconf->rx_queue_list[i].queue_id;
diff_tsc = cur_tsc - prev_tsc;
if (unlikely(diff_tsc > drain_tsc)) {
- for (i = 0; i < qconf->n_tx_port; ++i) {
+ for (i = 0; i < n_tx_p; ++i) {
portid = qconf->tx_port_id[i];
if (qconf->tx_mbufs[portid].len == 0)
continue;
/*
* Read packet from RX queues
*/
- for (i = 0; i < qconf->n_rx_queue; ++i) {
+ for (i = 0; i < n_rx_q; ++i) {
portid = qconf->rx_queue_list[i].port_id;
queueid = qconf->rx_queue_list[i].queue_id;
nb_rx = rte_eth_rx_burst(portid, queueid, pkts_burst,
socketid);
/* populate the LPM table */
- for (i = 0; i < RTE_DIM(ipv4_l3fwd_lpm_route_array); i++) {
+ for (i = 0; i < RTE_DIM(ipv4_l3fwd_route_array); i++) {
struct in_addr in;
/* skip unused ports */
- if ((1 << ipv4_l3fwd_lpm_route_array[i].if_out &
+ if ((1 << ipv4_l3fwd_route_array[i].if_out &
enabled_port_mask) == 0)
continue;
ret = rte_lpm_add(ipv4_l3fwd_lpm_lookup_struct[socketid],
- ipv4_l3fwd_lpm_route_array[i].ip,
- ipv4_l3fwd_lpm_route_array[i].depth,
- ipv4_l3fwd_lpm_route_array[i].if_out);
+ ipv4_l3fwd_route_array[i].ip,
+ ipv4_l3fwd_route_array[i].depth,
+ ipv4_l3fwd_route_array[i].if_out);
if (ret < 0) {
rte_exit(EXIT_FAILURE,
i, socketid);
}
- in.s_addr = htonl(ipv4_l3fwd_lpm_route_array[i].ip);
+ in.s_addr = htonl(ipv4_l3fwd_route_array[i].ip);
printf("LPM: Adding route %s / %d (%d)\n",
inet_ntop(AF_INET, &in, abuf, sizeof(abuf)),
- ipv4_l3fwd_lpm_route_array[i].depth,
- ipv4_l3fwd_lpm_route_array[i].if_out);
+ ipv4_l3fwd_route_array[i].depth,
+ ipv4_l3fwd_route_array[i].if_out);
}
/* create the LPM6 table */
socketid);
/* populate the LPM table */
- for (i = 0; i < RTE_DIM(ipv6_l3fwd_lpm_route_array); i++) {
+ for (i = 0; i < RTE_DIM(ipv6_l3fwd_route_array); i++) {
/* skip unused ports */
- if ((1 << ipv6_l3fwd_lpm_route_array[i].if_out &
+ if ((1 << ipv6_l3fwd_route_array[i].if_out &
enabled_port_mask) == 0)
continue;
ret = rte_lpm6_add(ipv6_l3fwd_lpm_lookup_struct[socketid],
- ipv6_l3fwd_lpm_route_array[i].ip,
- ipv6_l3fwd_lpm_route_array[i].depth,
- ipv6_l3fwd_lpm_route_array[i].if_out);
+ ipv6_l3fwd_route_array[i].ip,
+ ipv6_l3fwd_route_array[i].depth,
+ ipv6_l3fwd_route_array[i].if_out);
if (ret < 0) {
rte_exit(EXIT_FAILURE,
}
printf("LPM: Adding route %s / %d (%d)\n",
- inet_ntop(AF_INET6, ipv6_l3fwd_lpm_route_array[i].ip,
+ inet_ntop(AF_INET6, ipv6_l3fwd_route_array[i].ip,
abuf, sizeof(abuf)),
- ipv6_l3fwd_lpm_route_array[i].depth,
- ipv6_l3fwd_lpm_route_array[i].if_out);
+ ipv6_l3fwd_route_array[i].depth,
+ ipv6_l3fwd_route_array[i].if_out);
}
}