diff options
Diffstat (limited to 'vnet/vnet/vxlan-gpe/decap.c')
| -rw-r--r-- | vnet/vnet/vxlan-gpe/decap.c | 733 |
1 files changed, 0 insertions, 733 deletions
diff --git a/vnet/vnet/vxlan-gpe/decap.c b/vnet/vnet/vxlan-gpe/decap.c deleted file mode 100644 index 22ab4b62f66..00000000000 --- a/vnet/vnet/vxlan-gpe/decap.c +++ /dev/null @@ -1,733 +0,0 @@ -/* - * decap.c - decapsulate VXLAN GPE - * - * Copyright (c) 2013 Cisco and/or its affiliates. - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at: - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ -/** - * @file - * @brief Functions for decapsulating VXLAN GPE tunnels - * -*/ - -#include <vlib/vlib.h> -#include <vnet/pg/pg.h> -#include <vnet/vxlan-gpe/vxlan_gpe.h> - -vlib_node_registration_t vxlan_gpe_input_node; - -/** - * @brief Struct for VXLAN GPE decap packet tracing - * - */ -typedef struct { - u32 next_index; - u32 tunnel_index; - u32 error; -} vxlan_gpe_rx_trace_t; - -/** - * @brief Tracing function for VXLAN GPE packet decapsulation - * - * @param *s - * @param *args - * - * @return *s - * - */ -static u8 * format_vxlan_gpe_rx_trace (u8 * s, va_list * args) -{ - CLIB_UNUSED (vlib_main_t * vm) = va_arg (*args, vlib_main_t *); - CLIB_UNUSED (vlib_node_t * node) = va_arg (*args, vlib_node_t *); - vxlan_gpe_rx_trace_t * t = va_arg (*args, vxlan_gpe_rx_trace_t *); - - if (t->tunnel_index != ~0) - { - s = format (s, "VXLAN-GPE: tunnel %d next %d error %d", t->tunnel_index, - t->next_index, t->error); - } - else - { - s = format (s, "VXLAN-GPE: no tunnel next %d error %d\n", t->next_index, - t->error); - } - return s; -} - -/** - * @brief Tracing function for VXLAN GPE packet decapsulation including length - * - * @param *s - * @param *args - * - * @return *s - * - */ -static u8 * format_vxlan_gpe_with_length (u8 * s, va_list * args) -{ - CLIB_UNUSED (vlib_main_t * vm) = va_arg (*args, vlib_main_t *); - CLIB_UNUSED (vlib_node_t * node) = va_arg (*args, vlib_node_t *); - - - return s; -} - -/** - * @brief Common processing for IPv4 and IPv6 VXLAN GPE decap dispatch functions - * - * It is worth noting that other than trivial UDP forwarding (transit), VXLAN GPE - * tunnels are "terminate local". This means that there is no "TX" interface for this - * decap case, so that field in the buffer_metadata can be "used for something else". - * The something else in this case is, for the IPv4/IPv6 inner-packet type case, the - * FIB index used to look up the inner-packet's adjacency. - * - * vnet_buffer(b0)->sw_if_index[VLIB_TX] = t0->decap_fib_index; - * - * @param *vm - * @param *node - * @param *from_frame - * @param is_ip4 - * - * @return from_frame->n_vectors - * - */ -always_inline uword -vxlan_gpe_input (vlib_main_t * vm, - vlib_node_runtime_t * node, - vlib_frame_t * from_frame, - u8 is_ip4) -{ - u32 n_left_from, next_index, *from, *to_next; - vxlan_gpe_main_t * ngm = &vxlan_gpe_main; - vnet_main_t * vnm = ngm->vnet_main; - vnet_interface_main_t * im = &vnm->interface_main; - u32 last_tunnel_index = ~0; - vxlan4_gpe_tunnel_key_t last_key4; - vxlan6_gpe_tunnel_key_t last_key6; - u32 pkts_decapsulated = 0; - u32 cpu_index = os_get_cpu_number (); - u32 stats_sw_if_index, stats_n_packets, stats_n_bytes; - - if (is_ip4) - memset (&last_key4, 0xff, sizeof(last_key4)); - else - memset (&last_key6, 0xff, sizeof(last_key6)); - - from = vlib_frame_vector_args (from_frame); - n_left_from = from_frame->n_vectors; - - next_index = node->cached_next_index; - stats_sw_if_index = node->runtime_data[0]; - stats_n_packets = stats_n_bytes = 0; - - while (n_left_from > 0) - { - u32 n_left_to_next; - - vlib_get_next_frame(vm, node, next_index, to_next, n_left_to_next); - - while (n_left_from >= 4 && n_left_to_next >= 2) - { - u32 bi0, bi1; - vlib_buffer_t * b0, *b1; - u32 next0, next1; - ip4_vxlan_gpe_header_t * iuvn4_0, *iuvn4_1; - ip6_vxlan_gpe_header_t * iuvn6_0, *iuvn6_1; - uword * p0, *p1; - u32 tunnel_index0, tunnel_index1; - vxlan_gpe_tunnel_t * t0, *t1; - vxlan4_gpe_tunnel_key_t key4_0, key4_1; - vxlan6_gpe_tunnel_key_t key6_0, key6_1; - u32 error0, error1; - u32 sw_if_index0, sw_if_index1, len0, len1; - - /* Prefetch next iteration. */ - { - vlib_buffer_t * p2, *p3; - - p2 = vlib_get_buffer (vm, from[2]); - p3 = vlib_get_buffer (vm, from[3]); - - vlib_prefetch_buffer_header(p2, LOAD); - vlib_prefetch_buffer_header(p3, LOAD); - - CLIB_PREFETCH(p2->data, 2*CLIB_CACHE_LINE_BYTES, LOAD); - CLIB_PREFETCH(p3->data, 2*CLIB_CACHE_LINE_BYTES, LOAD); - } - - bi0 = from[0]; - bi1 = from[1]; - to_next[0] = bi0; - to_next[1] = bi1; - from += 2; - to_next += 2; - n_left_to_next -= 2; - n_left_from -= 2; - - b0 = vlib_get_buffer (vm, bi0); - b1 = vlib_get_buffer (vm, bi1); - - if (is_ip4) - { - /* udp leaves current_data pointing at the vxlan-gpe header */ - vlib_buffer_advance (b0, -(word) (sizeof(udp_header_t) + sizeof(ip4_header_t))); - vlib_buffer_advance (b1, -(word) (sizeof(udp_header_t) + sizeof(ip4_header_t))); - - iuvn4_0 = vlib_buffer_get_current (b0); - iuvn4_1 = vlib_buffer_get_current (b1); - - /* pop (ip, udp, vxlan) */ - vlib_buffer_advance (b0, sizeof(*iuvn4_0)); - vlib_buffer_advance (b1, sizeof(*iuvn4_1)); - } - else - { - /* udp leaves current_data pointing at the vxlan-gpe header */ - vlib_buffer_advance (b0, -(word) (sizeof(udp_header_t) + sizeof(ip6_header_t))); - vlib_buffer_advance (b1, -(word) (sizeof(udp_header_t) + sizeof(ip6_header_t))); - - iuvn6_0 = vlib_buffer_get_current (b0); - iuvn6_1 = vlib_buffer_get_current (b1); - - /* pop (ip, udp, vxlan) */ - vlib_buffer_advance (b0, sizeof(*iuvn6_0)); - vlib_buffer_advance (b1, sizeof(*iuvn6_1)); - } - - tunnel_index0 = ~0; - tunnel_index1 = ~0; - error0 = 0; - error1 = 0; - - if (is_ip4) - { - next0 = - (iuvn4_0->vxlan.protocol < VXLAN_GPE_PROTOCOL_MAX)? - ngm->decap_next_node_list[iuvn4_0->vxlan.protocol]: \ - VXLAN_GPE_INPUT_NEXT_DROP; - next1 = - (iuvn4_1->vxlan.protocol < VXLAN_GPE_PROTOCOL_MAX)? - ngm->decap_next_node_list[iuvn4_1->vxlan.protocol]: \ - VXLAN_GPE_INPUT_NEXT_DROP; - - key4_0.local = iuvn4_0->ip4.dst_address.as_u32; - key4_1.local = iuvn4_1->ip4.dst_address.as_u32; - - key4_0.remote = iuvn4_0->ip4.src_address.as_u32; - key4_1.remote = iuvn4_1->ip4.src_address.as_u32; - - key4_0.vni = iuvn4_0->vxlan.vni_res; - key4_1.vni = iuvn4_1->vxlan.vni_res; - - key4_0.pad = 0; - key4_1.pad = 0; - } - else /* is_ip6 */ - { - next0 = (iuvn6_0->vxlan.protocol < node->n_next_nodes) ? - iuvn6_0->vxlan.protocol : VXLAN_GPE_INPUT_NEXT_DROP; - next1 = (iuvn6_1->vxlan.protocol < node->n_next_nodes) ? - iuvn6_1->vxlan.protocol : VXLAN_GPE_INPUT_NEXT_DROP; - - key6_0.local.as_u64[0] = iuvn6_0->ip6.dst_address.as_u64[0]; - key6_0.local.as_u64[1] = iuvn6_0->ip6.dst_address.as_u64[1]; - key6_1.local.as_u64[0] = iuvn6_1->ip6.dst_address.as_u64[0]; - key6_1.local.as_u64[1] = iuvn6_1->ip6.dst_address.as_u64[1]; - - key6_0.remote.as_u64[0] = iuvn6_0->ip6.src_address.as_u64[0]; - key6_0.remote.as_u64[1] = iuvn6_0->ip6.src_address.as_u64[1]; - key6_1.remote.as_u64[0] = iuvn6_1->ip6.src_address.as_u64[0]; - key6_1.remote.as_u64[1] = iuvn6_1->ip6.src_address.as_u64[1]; - - key6_0.vni = iuvn6_0->vxlan.vni_res; - key6_1.vni = iuvn6_1->vxlan.vni_res; - } - - /* Processing packet 0*/ - if (is_ip4) - { - /* Processing for key4_0 */ - if (PREDICT_FALSE((key4_0.as_u64[0] != last_key4.as_u64[0]) - || (key4_0.as_u64[1] != last_key4.as_u64[1]))) - { - p0 = hash_get_mem(ngm->vxlan4_gpe_tunnel_by_key, &key4_0); - - if (p0 == 0) - { - error0 = VXLAN_GPE_ERROR_NO_SUCH_TUNNEL; - goto trace0; - } - - last_key4.as_u64[0] = key4_0.as_u64[0]; - last_key4.as_u64[1] = key4_0.as_u64[1]; - tunnel_index0 = last_tunnel_index = p0[0]; - } - else - tunnel_index0 = last_tunnel_index; - } - else /* is_ip6 */ - { - next0 = - (iuvn6_0->vxlan.protocol < VXLAN_GPE_PROTOCOL_MAX)? - ngm->decap_next_node_list[iuvn6_0->vxlan.protocol]: \ - VXLAN_GPE_INPUT_NEXT_DROP; - next1 = - (iuvn6_1->vxlan.protocol < VXLAN_GPE_PROTOCOL_MAX)? - ngm->decap_next_node_list[iuvn6_1->vxlan.protocol]: \ - VXLAN_GPE_INPUT_NEXT_DROP; - - key6_0.local.as_u64[0] = iuvn6_0->ip6.dst_address.as_u64[0]; - key6_0.local.as_u64[1] = iuvn6_0->ip6.dst_address.as_u64[1]; - key6_1.local.as_u64[0] = iuvn6_1->ip6.dst_address.as_u64[0]; - key6_1.local.as_u64[1] = iuvn6_1->ip6.dst_address.as_u64[1]; - - key6_0.remote.as_u64[0] = iuvn6_0->ip6.src_address.as_u64[0]; - key6_0.remote.as_u64[1] = iuvn6_0->ip6.src_address.as_u64[1]; - key6_1.remote.as_u64[0] = iuvn6_1->ip6.src_address.as_u64[0]; - key6_1.remote.as_u64[1] = iuvn6_1->ip6.src_address.as_u64[1]; - - key6_0.vni = iuvn6_0->vxlan.vni_res; - key6_1.vni = iuvn6_1->vxlan.vni_res; - - /* Processing for key6_0 */ - if (PREDICT_FALSE(memcmp (&key6_0, &last_key6, sizeof(last_key6)) != 0)) - { - p0 = hash_get_mem(ngm->vxlan6_gpe_tunnel_by_key, &key6_0); - - if (p0 == 0) - { - error0 = VXLAN_GPE_ERROR_NO_SUCH_TUNNEL; - goto trace0; - } - - memcpy (&last_key6, &key6_0, sizeof(key6_0)); - tunnel_index0 = last_tunnel_index = p0[0]; - } - else - tunnel_index0 = last_tunnel_index; - } - - t0 = pool_elt_at_index(ngm->tunnels, tunnel_index0); - - - sw_if_index0 = t0->sw_if_index; - len0 = vlib_buffer_length_in_chain (vm, b0); - - /* Required to make the l2 tag push / pop code work on l2 subifs */ - vnet_update_l2_len (b0); - - /** - * ip[46] lookup in the configured FIB - */ - vnet_buffer(b0)->sw_if_index[VLIB_TX] = t0->decap_fib_index; - - pkts_decapsulated++; - stats_n_packets += 1; - stats_n_bytes += len0; - - if (PREDICT_FALSE(sw_if_index0 != stats_sw_if_index)) - { - stats_n_packets -= 1; - stats_n_bytes -= len0; - if (stats_n_packets) - vlib_increment_combined_counter ( - im->combined_sw_if_counters + VNET_INTERFACE_COUNTER_RX, - cpu_index, stats_sw_if_index, stats_n_packets, stats_n_bytes); - stats_n_packets = 1; - stats_n_bytes = len0; - stats_sw_if_index = sw_if_index0; - } - - trace0: b0->error = error0 ? node->errors[error0] : 0; - - if (PREDICT_FALSE(b0->flags & VLIB_BUFFER_IS_TRACED)) - { - vxlan_gpe_rx_trace_t *tr = vlib_add_trace (vm, node, b0, sizeof(*tr)); - tr->next_index = next0; - tr->error = error0; - tr->tunnel_index = tunnel_index0; - } - - /* Process packet 1 */ - if (is_ip4) - { - /* Processing for key4_1 */ - if (PREDICT_FALSE( - (key4_1.as_u64[0] != last_key4.as_u64[0]) - || (key4_1.as_u64[1] != last_key4.as_u64[1]))) - { - p1 = hash_get_mem(ngm->vxlan4_gpe_tunnel_by_key, &key4_1); - - if (p1 == 0) - { - error1 = VXLAN_GPE_ERROR_NO_SUCH_TUNNEL; - goto trace1; - } - - last_key4.as_u64[0] = key4_1.as_u64[0]; - last_key4.as_u64[1] = key4_1.as_u64[1]; - tunnel_index1 = last_tunnel_index = p1[0]; - } - else - tunnel_index1 = last_tunnel_index; - } - else /* is_ip6 */ - { - /* Processing for key6_1 */ - if (PREDICT_FALSE(memcmp (&key6_1, &last_key6, sizeof(last_key6)) != 0)) - { - p1 = hash_get_mem(ngm->vxlan6_gpe_tunnel_by_key, &key6_1); - - if (p1 == 0) - { - error1 = VXLAN_GPE_ERROR_NO_SUCH_TUNNEL; - goto trace1; - } - - memcpy (&last_key6, &key6_1, sizeof(key6_1)); - tunnel_index1 = last_tunnel_index = p1[0]; - } - else - tunnel_index1 = last_tunnel_index; - } - - t1 = pool_elt_at_index(ngm->tunnels, tunnel_index1); - - sw_if_index1 = t1->sw_if_index; - len1 = vlib_buffer_length_in_chain (vm, b1); - - /* Required to make the l2 tag push / pop code work on l2 subifs */ - vnet_update_l2_len (b1); - - /* - * ip[46] lookup in the configured FIB - */ - vnet_buffer(b1)->sw_if_index[VLIB_TX] = t1->decap_fib_index; - - pkts_decapsulated++; - stats_n_packets += 1; - stats_n_bytes += len1; - - /* Batch stats increment on the same vxlan tunnel so counter - is not incremented per packet */ - if (PREDICT_FALSE(sw_if_index1 != stats_sw_if_index)) - { - stats_n_packets -= 1; - stats_n_bytes -= len1; - if (stats_n_packets) - vlib_increment_combined_counter ( - im->combined_sw_if_counters + VNET_INTERFACE_COUNTER_RX, - cpu_index, stats_sw_if_index, stats_n_packets, stats_n_bytes); - stats_n_packets = 1; - stats_n_bytes = len1; - stats_sw_if_index = sw_if_index1; - } - vnet_buffer(b1)->sw_if_index[VLIB_TX] = t1->decap_fib_index; - - trace1: b1->error = error1 ? node->errors[error1] : 0; - - if (PREDICT_FALSE(b1->flags & VLIB_BUFFER_IS_TRACED)) - { - vxlan_gpe_rx_trace_t *tr = vlib_add_trace (vm, node, b1, sizeof(*tr)); - tr->next_index = next1; - tr->error = error1; - tr->tunnel_index = tunnel_index1; - } - - vlib_validate_buffer_enqueue_x2(vm, node, next_index, to_next, - n_left_to_next, bi0, bi1, next0, next1); - } - - while (n_left_from > 0 && n_left_to_next > 0) - { - u32 bi0; - vlib_buffer_t * b0; - u32 next0; - ip4_vxlan_gpe_header_t * iuvn4_0; - ip6_vxlan_gpe_header_t * iuvn6_0; - uword * p0; - u32 tunnel_index0; - vxlan_gpe_tunnel_t * t0; - vxlan4_gpe_tunnel_key_t key4_0; - vxlan6_gpe_tunnel_key_t key6_0; - u32 error0; - u32 sw_if_index0, len0; - - bi0 = from[0]; - to_next[0] = bi0; - from += 1; - to_next += 1; - n_left_from -= 1; - n_left_to_next -= 1; - - b0 = vlib_get_buffer (vm, bi0); - - if (is_ip4) - { - /* udp leaves current_data pointing at the vxlan-gpe header */ - vlib_buffer_advance ( - b0, -(word) (sizeof(udp_header_t) + sizeof(ip4_header_t))); - - iuvn4_0 = vlib_buffer_get_current (b0); - - /* pop (ip, udp, vxlan) */ - vlib_buffer_advance (b0, sizeof(*iuvn4_0)); - } - else - { - /* udp leaves current_data pointing at the vxlan-gpe header */ - vlib_buffer_advance ( - b0, -(word) (sizeof(udp_header_t) + sizeof(ip6_header_t))); - - iuvn6_0 = vlib_buffer_get_current (b0); - - /* pop (ip, udp, vxlan) */ - vlib_buffer_advance (b0, sizeof(*iuvn6_0)); - } - - tunnel_index0 = ~0; - error0 = 0; - - if (is_ip4) - { - next0 = - (iuvn4_0->vxlan.protocol < VXLAN_GPE_PROTOCOL_MAX)? - ngm->decap_next_node_list[iuvn4_0->vxlan.protocol]: \ - VXLAN_GPE_INPUT_NEXT_DROP; - - key4_0.local = iuvn4_0->ip4.dst_address.as_u32; - key4_0.remote = iuvn4_0->ip4.src_address.as_u32; - key4_0.vni = iuvn4_0->vxlan.vni_res; - key4_0.pad = 0; - - /* Processing for key4_0 */ - if (PREDICT_FALSE( - (key4_0.as_u64[0] != last_key4.as_u64[0]) - || (key4_0.as_u64[1] != last_key4.as_u64[1]))) - { - p0 = hash_get_mem(ngm->vxlan4_gpe_tunnel_by_key, &key4_0); - - if (p0 == 0) - { - error0 = VXLAN_GPE_ERROR_NO_SUCH_TUNNEL; - goto trace00; - } - - last_key4.as_u64[0] = key4_0.as_u64[0]; - last_key4.as_u64[1] = key4_0.as_u64[1]; - tunnel_index0 = last_tunnel_index = p0[0]; - } - else - tunnel_index0 = last_tunnel_index; - } - else /* is_ip6 */ - { - next0 = - (iuvn6_0->vxlan.protocol < VXLAN_GPE_PROTOCOL_MAX)? - ngm->decap_next_node_list[iuvn6_0->vxlan.protocol]: \ - VXLAN_GPE_INPUT_NEXT_DROP; - - key6_0.local.as_u64[0] = iuvn6_0->ip6.dst_address.as_u64[0]; - key6_0.local.as_u64[1] = iuvn6_0->ip6.dst_address.as_u64[1]; - key6_0.remote.as_u64[0] = iuvn6_0->ip6.src_address.as_u64[0]; - key6_0.remote.as_u64[1] = iuvn6_0->ip6.src_address.as_u64[1]; - key6_0.vni = iuvn6_0->vxlan.vni_res; - - /* Processing for key6_0 */ - if (PREDICT_FALSE(memcmp (&key6_0, &last_key6, sizeof(last_key6)) != 0)) - { - p0 = hash_get_mem(ngm->vxlan6_gpe_tunnel_by_key, &key6_0); - - if (p0 == 0) - { - error0 = VXLAN_GPE_ERROR_NO_SUCH_TUNNEL; - goto trace00; - } - - memcpy (&last_key6, &key6_0, sizeof(key6_0)); - tunnel_index0 = last_tunnel_index = p0[0]; - } - else - tunnel_index0 = last_tunnel_index; - } - - t0 = pool_elt_at_index(ngm->tunnels, tunnel_index0); - - - sw_if_index0 = t0->sw_if_index; - len0 = vlib_buffer_length_in_chain (vm, b0); - - /* Required to make the l2 tag push / pop code work on l2 subifs */ - vnet_update_l2_len (b0); - - /* - * ip[46] lookup in the configured FIB - */ - vnet_buffer(b0)->sw_if_index[VLIB_TX] = t0->decap_fib_index; - - pkts_decapsulated++; - stats_n_packets += 1; - stats_n_bytes += len0; - - /* Batch stats increment on the same vxlan-gpe tunnel so counter - is not incremented per packet */ - if (PREDICT_FALSE(sw_if_index0 != stats_sw_if_index)) - { - stats_n_packets -= 1; - stats_n_bytes -= len0; - if (stats_n_packets) - vlib_increment_combined_counter ( - im->combined_sw_if_counters + VNET_INTERFACE_COUNTER_RX, - cpu_index, stats_sw_if_index, stats_n_packets, stats_n_bytes); - stats_n_packets = 1; - stats_n_bytes = len0; - stats_sw_if_index = sw_if_index0; - } - - trace00: b0->error = error0 ? node->errors[error0] : 0; - - if (PREDICT_FALSE(b0->flags & VLIB_BUFFER_IS_TRACED)) - { - vxlan_gpe_rx_trace_t *tr = vlib_add_trace (vm, node, b0, sizeof(*tr)); - tr->next_index = next0; - tr->error = error0; - tr->tunnel_index = tunnel_index0; - } - vlib_validate_buffer_enqueue_x1(vm, node, next_index, to_next, - n_left_to_next, bi0, next0); - } - - vlib_put_next_frame (vm, node, next_index, n_left_to_next); - } - vlib_node_increment_counter (vm, vxlan_gpe_input_node.index, - VXLAN_GPE_ERROR_DECAPSULATED, pkts_decapsulated); - /* Increment any remaining batch stats */ - if (stats_n_packets) - { - vlib_increment_combined_counter ( - im->combined_sw_if_counters + VNET_INTERFACE_COUNTER_RX, cpu_index, - stats_sw_if_index, stats_n_packets, stats_n_bytes); - node->runtime_data[0] = stats_sw_if_index; - } - return from_frame->n_vectors; -} - -/** - * @brief Graph processing dispatch function for IPv4 VXLAN GPE - * - * @node vxlan4-gpe-input - * @param *vm - * @param *node - * @param *from_frame - * - * @return from_frame->n_vectors - * - */ -static uword -vxlan4_gpe_input (vlib_main_t * vm, vlib_node_runtime_t * node, - vlib_frame_t * from_frame) -{ - return vxlan_gpe_input (vm, node, from_frame, /* is_ip4 */1); -} - - -void -vxlan_gpe_register_decap_protocol (u8 protocol_id, uword next_node_index) -{ - vxlan_gpe_main_t *hm = &vxlan_gpe_main; - hm->decap_next_node_list[protocol_id] = next_node_index; - return; -} - -void -vxlan_gpe_unregister_decap_protocol (u8 protocol_id, uword next_node_index) -{ - vxlan_gpe_main_t *hm = &vxlan_gpe_main; - hm->decap_next_node_list[protocol_id] = VXLAN_GPE_INPUT_NEXT_DROP; - return; -} - - -/** - * @brief Graph processing dispatch function for IPv6 VXLAN GPE - * - * @node vxlan6-gpe-input - * @param *vm - * @param *node - * @param *from_frame - * - * @return from_frame->n_vectors - uword - * - */ -static uword -vxlan6_gpe_input (vlib_main_t * vm, vlib_node_runtime_t * node, - vlib_frame_t * from_frame) -{ - return vxlan_gpe_input (vm, node, from_frame, /* is_ip4 */0); -} - -/** - * @brief VXLAN GPE error strings - */ -static char * vxlan_gpe_error_strings[] = { -#define vxlan_gpe_error(n,s) s, -#include <vnet/vxlan-gpe/vxlan_gpe_error.def> -#undef vxlan_gpe_error -#undef _ -}; - -VLIB_REGISTER_NODE (vxlan4_gpe_input_node) = { - .function = vxlan4_gpe_input, - .name = "vxlan4-gpe-input", - /* Takes a vector of packets. */ - .vector_size = sizeof (u32), - .type = VLIB_NODE_TYPE_INTERNAL, - .n_errors = ARRAY_LEN(vxlan_gpe_error_strings), - .error_strings = vxlan_gpe_error_strings, - - .n_next_nodes = VXLAN_GPE_INPUT_N_NEXT, - .next_nodes = { -#define _(s,n) [VXLAN_GPE_INPUT_NEXT_##s] = n, - foreach_vxlan_gpe_input_next -#undef _ - }, - - .format_buffer = format_vxlan_gpe_with_length, - .format_trace = format_vxlan_gpe_rx_trace, - // $$$$ .unformat_buffer = unformat_vxlan_gpe_header, -}; - -VLIB_NODE_FUNCTION_MULTIARCH (vxlan4_gpe_input_node, vxlan4_gpe_input); - -VLIB_REGISTER_NODE (vxlan6_gpe_input_node) = { - .function = vxlan6_gpe_input, - .name = "vxlan6-gpe-input", - /* Takes a vector of packets. */ - .vector_size = sizeof (u32), - .type = VLIB_NODE_TYPE_INTERNAL, - .n_errors = ARRAY_LEN(vxlan_gpe_error_strings), - .error_strings = vxlan_gpe_error_strings, - - .n_next_nodes = VXLAN_GPE_INPUT_N_NEXT, - .next_nodes = { -#define _(s,n) [VXLAN_GPE_INPUT_NEXT_##s] = n, - foreach_vxlan_gpe_input_next -#undef _ - }, - - .format_buffer = format_vxlan_gpe_with_length, - .format_trace = format_vxlan_gpe_rx_trace, - // $$$$ .unformat_buffer = unformat_vxlan_gpe_header, -}; - -VLIB_NODE_FUNCTION_MULTIARCH (vxlan6_gpe_input_node, vxlan6_gpe_input); |