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-rw-r--r--src/vnet/ipsec/ipsec_if_in.c721
1 files changed, 0 insertions, 721 deletions
diff --git a/src/vnet/ipsec/ipsec_if_in.c b/src/vnet/ipsec/ipsec_if_in.c
deleted file mode 100644
index 974227f7a0e..00000000000
--- a/src/vnet/ipsec/ipsec_if_in.c
+++ /dev/null
@@ -1,721 +0,0 @@
-/*
- * ipsec_if_in.c : IPSec interface input node
- *
- * Copyright (c) 2015 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.
- */
-
-#include <vnet/vnet.h>
-#include <vnet/api_errno.h>
-#include <vnet/ip/ip.h>
-
-#include <vnet/ipsec/ipsec.h>
-#include <vnet/ipsec/esp.h>
-#include <vnet/ipsec/ipsec_io.h>
-#include <vnet/ipsec/ipsec_punt.h>
-
-/* Statistics (not really errors) */
-#define foreach_ipsec_if_input_error \
-_(RX, "good packets received") \
-_(DISABLED, "ipsec packets received on disabled interface") \
-_(NO_TUNNEL, "no matching tunnel") \
-_(NAT_KEEPALIVE, "NAT Keepalive") \
-_(TOO_SHORT, "Too Short") \
-_(SPI_0, "SPI 0")
-
-static char *ipsec_if_input_error_strings[] = {
-#define _(sym,string) string,
- foreach_ipsec_if_input_error
-#undef _
-};
-
-typedef enum
-{
-#define _(sym,str) IPSEC_IF_INPUT_ERROR_##sym,
- foreach_ipsec_if_input_error
-#undef _
- IPSEC_IF_INPUT_N_ERROR,
-} ipsec_if_input_error_t;
-
-
-typedef struct
-{
- union
- {
- ipsec4_tunnel_key_t key4;
- ipsec6_tunnel_key_t key6;
- };
- u8 is_ip6;
- u32 seq;
-} ipsec_if_input_trace_t;
-
-static u8 *
-format_ipsec_if_input_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 *);
- ipsec_if_input_trace_t *t = va_arg (*args, ipsec_if_input_trace_t *);
-
- if (t->is_ip6)
- s = format (s, "IPSec: %U seq %u",
- format_ipsec6_tunnel_key, &t->key6, t->seq);
- else
- s = format (s, "IPSec: %U seq %u",
- format_ipsec4_tunnel_key, &t->key4, t->seq);
- return s;
-}
-
-always_inline u16
-ipsec_ip4_if_no_tunnel (vlib_node_runtime_t * node,
- vlib_buffer_t * b,
- const esp_header_t * esp,
- const ip4_header_t * ip4, u16 offset)
-{
- if (PREDICT_FALSE (0 == esp->spi))
- {
- b->error = node->errors[IPSEC_IF_INPUT_ERROR_SPI_0];
- b->punt_reason =
- ipsec_punt_reason[(ip4->protocol == IP_PROTOCOL_UDP ?
- IPSEC_PUNT_IP4_SPI_UDP_0 :
- IPSEC_PUNT_IP4_NO_SUCH_TUNNEL)];
- }
- else
- {
- b->error = node->errors[IPSEC_IF_INPUT_ERROR_NO_TUNNEL];
- b->punt_reason = ipsec_punt_reason[IPSEC_PUNT_IP4_NO_SUCH_TUNNEL];
- }
- vlib_buffer_advance (b, -offset);
- return IPSEC_INPUT_NEXT_PUNT;
-}
-
-always_inline u16
-ipsec_ip6_if_no_tunnel (vlib_node_runtime_t * node,
- vlib_buffer_t * b,
- const esp_header_t * esp, u16 offset)
-{
- b->error = node->errors[IPSEC_IF_INPUT_ERROR_NO_TUNNEL];
- b->punt_reason = ipsec_punt_reason[IPSEC_PUNT_IP6_NO_SUCH_TUNNEL];
-
- vlib_buffer_advance (b, -offset);
- return (IPSEC_INPUT_NEXT_PUNT);
-}
-
-always_inline uword
-ipsec_if_input_inline (vlib_main_t * vm, vlib_node_runtime_t * node,
- vlib_frame_t * from_frame, int is_ip6)
-{
- ipsec_main_t *im = &ipsec_main;
- vnet_main_t *vnm = im->vnet_main;
- vnet_interface_main_t *vim = &vnm->interface_main;
-
- int is_trace = node->flags & VLIB_NODE_FLAG_TRACE;
- u32 thread_index = vm->thread_index;
-
- u32 n_left_from, *from;
- u16 nexts[VLIB_FRAME_SIZE], *next;
- vlib_buffer_t *bufs[VLIB_FRAME_SIZE], **b;
-
- from = vlib_frame_vector_args (from_frame);
- n_left_from = from_frame->n_vectors;
-
- vlib_get_buffers (vm, from, bufs, n_left_from);
- b = bufs;
- next = nexts;
-
- clib_memset_u16 (nexts, im->esp4_decrypt_next_index, n_left_from);
-
- u64 n_bytes = 0, n_packets = 0;
- u32 n_disabled = 0, n_no_tunnel = 0;
-
- u32 last_sw_if_index = ~0;
- u32 last_tunnel_id = ~0;
- ipsec4_tunnel_key_t last_key4;
- ipsec6_tunnel_key_t last_key6;
-
- vlib_combined_counter_main_t *rx_counter;
- vlib_combined_counter_main_t *drop_counter;
-
- if (is_ip6)
- clib_memset (&last_key6, 0xff, sizeof (last_key6));
- else
- last_key4.as_u64 = ~0;
-
- rx_counter = vim->combined_sw_if_counters + VNET_INTERFACE_COUNTER_RX;
- drop_counter = vim->combined_sw_if_counters + VNET_INTERFACE_COUNTER_DROP;
-
- while (n_left_from >= 2)
- {
- u32 sw_if_index0, sw_if_index1;
- ip4_header_t *ip40, *ip41;
- ip6_header_t *ip60, *ip61;
- esp_header_t *esp0, *esp1;
- u32 len0, len1;
- u16 buf_adv0, buf_adv1;
- u16 buf_rewind0, buf_rewind1;
- u32 tid0, tid1;
- ipsec_tunnel_if_t *t0, *t1;
- ipsec4_tunnel_key_t key40, key41;
- ipsec6_tunnel_key_t key60, key61;
-
- if (n_left_from >= 4)
- {
- CLIB_PREFETCH (b[2], CLIB_CACHE_LINE_BYTES, STORE);
- CLIB_PREFETCH (b[2]->data, CLIB_CACHE_LINE_BYTES, LOAD);
- CLIB_PREFETCH (b[3], CLIB_CACHE_LINE_BYTES, STORE);
- CLIB_PREFETCH (b[3]->data, CLIB_CACHE_LINE_BYTES, LOAD);
- }
-
- ip40 =
- (ip4_header_t *) (b[0]->data + vnet_buffer (b[0])->l3_hdr_offset);
- ip41 =
- (ip4_header_t *) (b[1]->data + vnet_buffer (b[1])->l3_hdr_offset);
-
- if (is_ip6)
- {
- ip60 = (ip6_header_t *) ip40;
- ip61 = (ip6_header_t *) ip41;
- esp0 = (esp_header_t *) ((u8 *) ip60 + sizeof (ip6_header_t));
- esp1 = (esp_header_t *) ((u8 *) ip61 + sizeof (ip6_header_t));
- buf_adv0 = sizeof (ip6_header_t);
- buf_adv1 = sizeof (ip6_header_t);
- }
- else
- {
- /* NAT UDP port 4500 case, don't advance any more */
- if (ip40->protocol == IP_PROTOCOL_UDP)
- {
- esp0 =
- (esp_header_t *) ((u8 *) ip40 + ip4_header_bytes (ip40) +
- sizeof (udp_header_t));
- buf_adv0 = 0;
- buf_rewind0 = ip4_header_bytes (ip40) + sizeof (udp_header_t);
- }
- else
- {
- esp0 = (esp_header_t *) ((u8 *) ip40 + ip4_header_bytes (ip40));
- buf_rewind0 = buf_adv0 = ip4_header_bytes (ip40);
- }
- /* NAT UDP port 4500 case, don't advance any more */
- if (ip41->protocol == IP_PROTOCOL_UDP)
- {
- esp1 =
- (esp_header_t *) ((u8 *) ip41 + ip4_header_bytes (ip41) +
- sizeof (udp_header_t));
- buf_adv1 = 0;
- buf_rewind1 = ip4_header_bytes (ip41) + sizeof (udp_header_t);
- }
- else
- {
- esp1 = (esp_header_t *) ((u8 *) ip41 + ip4_header_bytes (ip41));
- buf_rewind1 = buf_adv1 = ip4_header_bytes (ip41);
- }
- }
-
- vlib_buffer_advance (b[0], buf_adv0);
- vlib_buffer_advance (b[1], buf_adv1);
-
- len0 = vlib_buffer_length_in_chain (vm, b[0]);
- len1 = vlib_buffer_length_in_chain (vm, b[1]);
-
- /* If the packet is too short to contain an SPI, then maybe
- * it's a keep alive */
- if (len0 < sizeof (esp_header_t))
- {
- if (esp0->spi_bytes[0] == 0xff)
- b[0]->error = node->errors[IPSEC_IF_INPUT_ERROR_NAT_KEEPALIVE];
- else
- b[0]->error = node->errors[IPSEC_IF_INPUT_ERROR_TOO_SHORT];
-
- next[0] = IPSEC_INPUT_NEXT_DROP;
- goto pkt1;
- }
-
- if (is_ip6)
- {
- key60.remote_ip = ip60->src_address;
- key60.spi = esp0->spi;
-
- if (memcmp (&key60, &last_key6, sizeof (last_key6)) == 0)
- {
- tid0 = last_tunnel_id;
- }
- else
- {
- uword *p =
- hash_get_mem (im->ipsec6_if_pool_index_by_key, &key60);
- if (p)
- {
- tid0 = p[0];
- last_tunnel_id = tid0;
- clib_memcpy_fast (&last_key6, &key60, sizeof (key60));
- }
- else
- {
- next[0] =
- ipsec_ip6_if_no_tunnel (node, b[0], esp0, buf_adv0);
- n_no_tunnel++;
- goto pkt1;
- }
- }
- }
- else /* !is_ip6 */
- {
- key40.remote_ip = ip40->src_address;
- key40.spi = esp0->spi;
-
- if (key40.as_u64 == last_key4.as_u64)
- {
- tid0 = last_tunnel_id;
- }
- else
- {
- uword *p =
- hash_get (im->ipsec4_if_pool_index_by_key, key40.as_u64);
- if (p)
- {
- tid0 = p[0];
- last_tunnel_id = tid0;
- last_key4.as_u64 = key40.as_u64;
- }
- else
- {
- next[0] =
- ipsec_ip4_if_no_tunnel (node, b[0], esp0, ip40,
- buf_rewind0);
- n_no_tunnel++;
- goto pkt1;
- }
- }
- }
-
- t0 = pool_elt_at_index (im->tunnel_interfaces, tid0);
- vnet_buffer (b[0])->ipsec.sad_index = t0->input_sa_index;
-
- if (PREDICT_TRUE (t0->hw_if_index != ~0))
- {
- sw_if_index0 = t0->sw_if_index;
- vnet_buffer (b[0])->sw_if_index[VLIB_RX] = sw_if_index0;
-
- if (PREDICT_FALSE (!(t0->flags & VNET_HW_INTERFACE_FLAG_LINK_UP)))
- {
- vlib_increment_combined_counter
- (drop_counter, thread_index, sw_if_index0, 1, len0);
- n_disabled++;
- b[0]->error = node->errors[IPSEC_IF_INPUT_ERROR_DISABLED];
- next[0] = IPSEC_INPUT_NEXT_DROP;
- goto pkt1;
- }
-
- if (PREDICT_TRUE (sw_if_index0 == last_sw_if_index))
- {
- n_packets++;
- n_bytes += len0;
- }
- else
- {
- if (n_packets)
- {
- vlib_increment_combined_counter
- (rx_counter, thread_index, last_sw_if_index,
- n_packets, n_bytes);
- }
-
- last_sw_if_index = sw_if_index0;
- n_packets = 1;
- n_bytes = len0;
- }
- }
-
- pkt1:
-
- if (len1 < sizeof (esp_header_t))
- {
- if (esp0->spi_bytes[0] == 0xff)
- b[1]->error = node->errors[IPSEC_IF_INPUT_ERROR_NAT_KEEPALIVE];
- else
- b[1]->error = node->errors[IPSEC_IF_INPUT_ERROR_TOO_SHORT];
-
- next[1] = IPSEC_INPUT_NEXT_DROP;
- goto trace1;
- }
-
- if (is_ip6)
- {
- key61.remote_ip = ip61->src_address;
- key61.spi = esp1->spi;
-
- if (memcmp (&key61, &last_key6, sizeof (last_key6)) == 0)
- {
- tid1 = last_tunnel_id;
- }
- else
- {
- uword *p =
- hash_get_mem (im->ipsec6_if_pool_index_by_key, &key61);
- if (p)
- {
- tid1 = p[0];
- last_tunnel_id = tid1;
- clib_memcpy_fast (&last_key6, &key61, sizeof (key61));
- }
- else
- {
- next[1] =
- ipsec_ip6_if_no_tunnel (node, b[1], esp1, buf_adv1);
- n_no_tunnel++;
- goto trace1;
- }
- }
- }
- else /* !is_ip6 */
- {
- key41.remote_ip = ip41->src_address;
- key41.spi = esp1->spi;
-
- if (key41.as_u64 == last_key4.as_u64)
- {
- tid1 = last_tunnel_id;
- }
- else
- {
- uword *p =
- hash_get (im->ipsec4_if_pool_index_by_key, key41.as_u64);
- if (p)
- {
- tid1 = p[0];
- last_tunnel_id = tid1;
- last_key4.as_u64 = key41.as_u64;
- }
- else
- {
- next[1] =
- ipsec_ip4_if_no_tunnel (node, b[1], esp1, ip41,
- buf_rewind1);
- n_no_tunnel++;
- goto trace1;
- }
- }
- }
-
- t1 = pool_elt_at_index (im->tunnel_interfaces, tid1);
- vnet_buffer (b[1])->ipsec.sad_index = t1->input_sa_index;
-
- if (PREDICT_TRUE (t1->hw_if_index != ~0))
- {
- sw_if_index1 = t1->sw_if_index;
- vnet_buffer (b[1])->sw_if_index[VLIB_RX] = sw_if_index1;
-
- if (PREDICT_FALSE (!(t1->flags & VNET_HW_INTERFACE_FLAG_LINK_UP)))
- {
- vlib_increment_combined_counter
- (drop_counter, thread_index, sw_if_index1, 1, len1);
- n_disabled++;
- b[1]->error = node->errors[IPSEC_IF_INPUT_ERROR_DISABLED];
- next[1] = IPSEC_INPUT_NEXT_DROP;
- goto trace1;
- }
-
- if (PREDICT_TRUE (sw_if_index1 == last_sw_if_index))
- {
- n_packets++;
- n_bytes += len1;
- }
- else
- {
- if (n_packets)
- {
- vlib_increment_combined_counter
- (rx_counter, thread_index, last_sw_if_index,
- n_packets, n_bytes);
- }
-
- last_sw_if_index = sw_if_index1;
- n_packets = 1;
- n_bytes = len1;
- }
- }
-
- trace1:
- if (PREDICT_FALSE (is_trace))
- {
- if (b[0]->flags & VLIB_BUFFER_IS_TRACED)
- {
- ipsec_if_input_trace_t *tr =
- vlib_add_trace (vm, node, b[0], sizeof (*tr));
- if (is_ip6)
- clib_memcpy (&tr->key6, &key60, sizeof (tr->key6));
- else
- clib_memcpy (&tr->key4, &key40, sizeof (tr->key4));
- tr->is_ip6 = is_ip6;
- tr->seq =
- len0 >=
- sizeof (*esp0) ? clib_host_to_net_u32 (esp0->seq) : ~0;
- }
- if (b[1]->flags & VLIB_BUFFER_IS_TRACED)
- {
- ipsec_if_input_trace_t *tr =
- vlib_add_trace (vm, node, b[1], sizeof (*tr));
- if (is_ip6)
- clib_memcpy (&tr->key6, &key61, sizeof (tr->key6));
- else
- clib_memcpy (&tr->key4, &key41, sizeof (tr->key4));
- tr->is_ip6 = is_ip6;
- tr->seq =
- len1 >=
- sizeof (*esp1) ? clib_host_to_net_u32 (esp1->seq) : ~0;
- }
- }
-
- /* next */
- b += 2;
- next += 2;
- n_left_from -= 2;
- }
- while (n_left_from > 0)
- {
- u32 sw_if_index0;
- ip4_header_t *ip40;
- ip6_header_t *ip60;
- esp_header_t *esp0;
- u32 len0;
- u16 buf_adv0, buf_rewind0;
- u32 tid0;
- ipsec_tunnel_if_t *t0;
- ipsec4_tunnel_key_t key40;
- ipsec6_tunnel_key_t key60;
-
- ip40 =
- (ip4_header_t *) (b[0]->data + vnet_buffer (b[0])->l3_hdr_offset);
-
- if (is_ip6)
- {
- ip60 = (ip6_header_t *) ip40;
- esp0 = (esp_header_t *) ((u8 *) ip60 + sizeof (ip6_header_t));
- buf_adv0 = sizeof (ip6_header_t);
- }
- else
- {
- /* NAT UDP port 4500 case, don't advance any more */
- if (ip40->protocol == IP_PROTOCOL_UDP)
- {
- esp0 =
- (esp_header_t *) ((u8 *) ip40 + ip4_header_bytes (ip40) +
- sizeof (udp_header_t));
- buf_adv0 = 0;
- buf_rewind0 = ip4_header_bytes (ip40) + sizeof (udp_header_t);
- }
- else
- {
- esp0 = (esp_header_t *) ((u8 *) ip40 + ip4_header_bytes (ip40));
- buf_rewind0 = buf_adv0 = ip4_header_bytes (ip40);
- }
- }
-
- /* stats for the tunnel include all the data after the IP header
- just like a norml IP-IP tunnel */
- vlib_buffer_advance (b[0], buf_adv0);
- len0 = vlib_buffer_length_in_chain (vm, b[0]);
-
- if (len0 < sizeof (esp_header_t))
- {
- if (esp0->spi_bytes[0] == 0xff)
- b[0]->error = node->errors[IPSEC_IF_INPUT_ERROR_NAT_KEEPALIVE];
- else
- b[0]->error = node->errors[IPSEC_IF_INPUT_ERROR_TOO_SHORT];
-
- next[0] = IPSEC_INPUT_NEXT_DROP;
- goto trace00;
- }
-
- if (is_ip6)
- {
- key60.remote_ip = ip60->src_address;
- key60.spi = esp0->spi;
-
- if (memcmp (&key60, &last_key6, sizeof (last_key6)) == 0)
- {
- tid0 = last_tunnel_id;
- }
- else
- {
- uword *p =
- hash_get_mem (im->ipsec6_if_pool_index_by_key, &key60);
- if (p)
- {
- tid0 = p[0];
- last_tunnel_id = tid0;
- clib_memcpy_fast (&last_key6, &key60, sizeof (key60));
- }
- else
- {
- next[0] =
- ipsec_ip6_if_no_tunnel (node, b[0], esp0, buf_adv0);
- n_no_tunnel++;
- goto trace00;
- }
- }
- }
- else /* !is_ip6 */
- {
- key40.remote_ip = ip40->src_address;
- key40.spi = esp0->spi;
-
- if (key40.as_u64 == last_key4.as_u64)
- {
- tid0 = last_tunnel_id;
- }
- else
- {
- uword *p =
- hash_get (im->ipsec4_if_pool_index_by_key, key40.as_u64);
- if (p)
- {
- tid0 = p[0];
- last_tunnel_id = tid0;
- last_key4.as_u64 = key40.as_u64;
- }
- else
- {
- next[0] =
- ipsec_ip4_if_no_tunnel (node, b[0], esp0, ip40,
- buf_rewind0);
- n_no_tunnel++;
- goto trace00;
- }
- }
- }
-
- t0 = pool_elt_at_index (im->tunnel_interfaces, tid0);
- vnet_buffer (b[0])->ipsec.sad_index = t0->input_sa_index;
-
- if (PREDICT_TRUE (t0->hw_if_index != ~0))
- {
- sw_if_index0 = t0->sw_if_index;
- vnet_buffer (b[0])->sw_if_index[VLIB_RX] = sw_if_index0;
-
- if (PREDICT_FALSE (!(t0->flags & VNET_HW_INTERFACE_FLAG_LINK_UP)))
- {
- vlib_increment_combined_counter
- (drop_counter, thread_index, sw_if_index0, 1, len0);
- n_disabled++;
- b[0]->error = node->errors[IPSEC_IF_INPUT_ERROR_DISABLED];
- next[0] = IPSEC_INPUT_NEXT_DROP;
- goto trace00;
- }
-
- if (PREDICT_TRUE (sw_if_index0 == last_sw_if_index))
- {
- n_packets++;
- n_bytes += len0;
- }
- else
- {
- if (n_packets)
- {
- vlib_increment_combined_counter
- (rx_counter, thread_index, last_sw_if_index,
- n_packets, n_bytes);
- }
-
- last_sw_if_index = sw_if_index0;
- n_packets = 1;
- n_bytes = len0;
- }
- }
-
- trace00:
- if (PREDICT_FALSE (is_trace))
- {
- if (b[0]->flags & VLIB_BUFFER_IS_TRACED)
- {
- ipsec_if_input_trace_t *tr =
- vlib_add_trace (vm, node, b[0], sizeof (*tr));
- if (is_ip6)
- clib_memcpy (&tr->key6, &key60, sizeof (tr->key6));
- else
- clib_memcpy (&tr->key4, &key40, sizeof (tr->key4));
- tr->is_ip6 = is_ip6;
- tr->seq =
- len0 >=
- sizeof (*esp0) ? clib_host_to_net_u32 (esp0->seq) : ~0;
- }
- }
-
- /* next */
- b += 1;
- next += 1;
- n_left_from -= 1;
- }
-
- if (n_packets)
- {
- vlib_increment_combined_counter (rx_counter,
- thread_index,
- last_sw_if_index, n_packets, n_bytes);
- }
-
- vlib_node_increment_counter (vm, node->node_index,
- IPSEC_IF_INPUT_ERROR_RX,
- from_frame->n_vectors - (n_disabled +
- n_no_tunnel));
-
- vlib_buffer_enqueue_to_next (vm, node, from, nexts, from_frame->n_vectors);
-
- return from_frame->n_vectors;
-}
-
-VLIB_NODE_FN (ipsec4_if_input_node) (vlib_main_t * vm,
- vlib_node_runtime_t * node,
- vlib_frame_t * from_frame)
-{
- return ipsec_if_input_inline (vm, node, from_frame, 0 /* is_ip6 */ );
-}
-
-/* *INDENT-OFF* */
-VLIB_REGISTER_NODE (ipsec4_if_input_node) = {
- .name = "ipsec4-if-input",
- .vector_size = sizeof (u32),
- .format_trace = format_ipsec_if_input_trace,
- .type = VLIB_NODE_TYPE_INTERNAL,
- .n_errors = ARRAY_LEN(ipsec_if_input_error_strings),
- .error_strings = ipsec_if_input_error_strings,
- .sibling_of = "ipsec4-input-feature",
-};
-/* *INDENT-ON* */
-
-VLIB_NODE_FN (ipsec6_if_input_node) (vlib_main_t * vm,
- vlib_node_runtime_t * node,
- vlib_frame_t * from_frame)
-{
- return ipsec_if_input_inline (vm, node, from_frame, 1 /* is_ip6 */ );
-}
-
-/* *INDENT-OFF* */
-VLIB_REGISTER_NODE (ipsec6_if_input_node) = {
- .name = "ipsec6-if-input",
- .vector_size = sizeof (u32),
- .format_trace = format_ipsec_if_input_trace,
- .type = VLIB_NODE_TYPE_INTERNAL,
- .n_errors = ARRAY_LEN(ipsec_if_input_error_strings),
- .error_strings = ipsec_if_input_error_strings,
- .sibling_of = "ipsec6-input-feature",
-};
-/* *INDENT-ON* */
-
-/*
- * fd.io coding-style-patch-verification: ON
- *
- * Local Variables:
- * eval: (c-set-style "gnu")
- * End:
- */