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path: root/src/plugins/dpdk/ipsec/esp_decrypt.c
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-rw-r--r--src/plugins/dpdk/ipsec/esp_decrypt.c739
1 files changed, 0 insertions, 739 deletions
diff --git a/src/plugins/dpdk/ipsec/esp_decrypt.c b/src/plugins/dpdk/ipsec/esp_decrypt.c
deleted file mode 100644
index 9a782abeb94..00000000000
--- a/src/plugins/dpdk/ipsec/esp_decrypt.c
+++ /dev/null
@@ -1,739 +0,0 @@
-/*
- * esp_decrypt.c : IPSec ESP Decrypt node using DPDK Cryptodev
- *
- * Copyright (c) 2017 Intel 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 opy 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 <dpdk/buffer.h>
-#include <dpdk/ipsec/ipsec.h>
-#include <dpdk/device/dpdk.h>
-#include <dpdk/device/dpdk_priv.h>
-
-#define foreach_esp_decrypt_next \
-_(DROP, "error-drop") \
-_(IP4_INPUT, "ip4-input-no-checksum") \
-_(IP6_INPUT, "ip6-input")
-
-#define _(v, s) ESP_DECRYPT_NEXT_##v,
-typedef enum
-{
- foreach_esp_decrypt_next
-#undef _
- ESP_DECRYPT_N_NEXT,
-} esp_decrypt_next_t;
-
-#define foreach_esp_decrypt_error \
- _(RX_PKTS, "ESP pkts received") \
- _(DECRYPTION_FAILED, "ESP decryption failed") \
- _(REPLAY, "SA replayed packet") \
- _(NOT_IP, "Not IP packet (dropped)") \
- _(ENQ_FAIL, "Enqueue decrypt failed (queue full)") \
- _(DISCARD, "Not enough crypto operations") \
- _(BAD_LEN, "Invalid ciphertext length") \
- _(SESSION, "Failed to get crypto session") \
- _(NOSUP, "Cipher/Auth not supported")
-
-
-typedef enum
-{
-#define _(sym,str) ESP_DECRYPT_ERROR_##sym,
- foreach_esp_decrypt_error
-#undef _
- ESP_DECRYPT_N_ERROR,
-} esp_decrypt_error_t;
-
-static char *esp_decrypt_error_strings[] = {
-#define _(sym,string) string,
- foreach_esp_decrypt_error
-#undef _
-};
-
-extern vlib_node_registration_t dpdk_esp4_decrypt_node;
-extern vlib_node_registration_t dpdk_esp6_decrypt_node;
-
-typedef struct
-{
- ipsec_crypto_alg_t crypto_alg;
- ipsec_integ_alg_t integ_alg;
- u8 packet_data[64];
-} esp_decrypt_trace_t;
-
-/* packet trace format function */
-static u8 *
-format_esp_decrypt_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 *);
- esp_decrypt_trace_t *t = va_arg (*args, esp_decrypt_trace_t *);
- u32 indent = format_get_indent (s);
-
- s = format (s, "cipher %U auth %U\n",
- format_ipsec_crypto_alg, t->crypto_alg,
- format_ipsec_integ_alg, t->integ_alg);
- s = format (s, "%U%U",
- format_white_space, indent, format_esp_header, t->packet_data);
- return s;
-}
-
-always_inline uword
-dpdk_esp_decrypt_inline (vlib_main_t * vm,
- vlib_node_runtime_t * node,
- vlib_frame_t * from_frame, int is_ip6)
-{
- u32 n_left_from, *from, *to_next, next_index, thread_index;
- u32 thread_idx = vlib_get_thread_index ();
- dpdk_crypto_main_t *dcm = &dpdk_crypto_main;
- crypto_resource_t *res = 0;
- ipsec_sa_t *sa0 = 0;
- crypto_alg_t *cipher_alg = 0, *auth_alg = 0;
- struct rte_cryptodev_sym_session *session = 0;
- u32 ret, last_sa_index = ~0;
- u8 numa = rte_socket_id ();
- u8 is_aead = 0;
- crypto_worker_main_t *cwm =
- vec_elt_at_index (dcm->workers_main, thread_idx);
- struct rte_crypto_op **ops = cwm->ops;
-
- from = vlib_frame_vector_args (from_frame);
- n_left_from = from_frame->n_vectors;
- thread_index = vm->thread_index;
-
- ret = crypto_alloc_ops (numa, ops, n_left_from);
- if (ret)
- {
- if (is_ip6)
- vlib_node_increment_counter (vm, dpdk_esp6_decrypt_node.index,
- ESP_DECRYPT_ERROR_DISCARD, n_left_from);
- else
- vlib_node_increment_counter (vm, dpdk_esp4_decrypt_node.index,
- ESP_DECRYPT_ERROR_DISCARD, n_left_from);
- /* Discard whole frame */
- vlib_buffer_free (vm, from, n_left_from);
- return n_left_from;
- }
-
- next_index = ESP_DECRYPT_NEXT_DROP;
-
- 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 > 0 && n_left_to_next > 0)
- {
- clib_error_t *error;
- u32 bi0, sa_index0, iv_size;
- u8 trunc_size;
- vlib_buffer_t *b0;
- esp_header_t *esp0;
- struct rte_mbuf *mb0;
- struct rte_crypto_op *op;
- u16 res_idx;
-
- bi0 = from[0];
- from += 1;
- n_left_from -= 1;
-
- b0 = vlib_get_buffer (vm, bi0);
- mb0 = rte_mbuf_from_vlib_buffer (b0);
- esp0 = vlib_buffer_get_current (b0);
-
- /* ih0/ih6_0 */
- CLIB_PREFETCH (esp0, sizeof (esp0[0]) + 16, LOAD);
- /* mb0 */
- CLIB_PREFETCH (mb0, CLIB_CACHE_LINE_BYTES, STORE);
-
- op = ops[0];
- ops += 1;
- ASSERT (op->status == RTE_CRYPTO_OP_STATUS_NOT_PROCESSED);
-
- dpdk_op_priv_t *priv = crypto_op_get_priv (op);
- /* store bi in op private */
- priv->bi = bi0;
- priv->encrypt = 0;
-
- u16 op_len =
- sizeof (op[0]) + sizeof (op[0].sym[0]) + sizeof (priv[0]);
- CLIB_PREFETCH (op, op_len, STORE);
-
- sa_index0 = vnet_buffer (b0)->ipsec.sad_index;
- vlib_prefetch_combined_counter (&ipsec_sa_counters,
- thread_index, sa_index0);
-
- if (sa_index0 != last_sa_index)
- {
- sa0 = ipsec_sa_get (sa_index0);
-
- cipher_alg =
- vec_elt_at_index (dcm->cipher_algs, sa0->crypto_alg);
- auth_alg = vec_elt_at_index (dcm->auth_algs, sa0->integ_alg);
-
- is_aead = (cipher_alg->type == RTE_CRYPTO_SYM_XFORM_AEAD);
- if (is_aead)
- auth_alg = cipher_alg;
-
- res_idx = get_resource (cwm, sa0);
-
- if (PREDICT_FALSE (res_idx == (u16) ~ 0))
- {
- if (is_ip6)
- vlib_node_increment_counter (vm,
- dpdk_esp6_decrypt_node.index,
- ESP_DECRYPT_ERROR_NOSUP, 1);
- else
- vlib_node_increment_counter (vm,
- dpdk_esp4_decrypt_node.index,
- ESP_DECRYPT_ERROR_NOSUP, 1);
- to_next[0] = bi0;
- to_next += 1;
- n_left_to_next -= 1;
- goto trace;
- }
- res = vec_elt_at_index (dcm->resource, res_idx);
-
- error = crypto_get_session (&session, sa_index0, res, cwm, 0);
- if (PREDICT_FALSE (error || !session))
- {
- if (is_ip6)
- vlib_node_increment_counter (vm,
- dpdk_esp6_decrypt_node.index,
- ESP_DECRYPT_ERROR_SESSION,
- 1);
- else
- vlib_node_increment_counter (vm,
- dpdk_esp4_decrypt_node.index,
- ESP_DECRYPT_ERROR_SESSION,
- 1);
- to_next[0] = bi0;
- to_next += 1;
- n_left_to_next -= 1;
- goto trace;
- }
-
- last_sa_index = sa_index0;
- }
-
- /* anti-replay check */
- if (ipsec_sa_anti_replay_check
- (sa0, clib_host_to_net_u32 (esp0->seq)))
- {
- if (is_ip6)
- vlib_node_increment_counter (vm,
- dpdk_esp6_decrypt_node.index,
- ESP_DECRYPT_ERROR_REPLAY, 1);
- else
- vlib_node_increment_counter (vm,
- dpdk_esp4_decrypt_node.index,
- ESP_DECRYPT_ERROR_REPLAY, 1);
- to_next[0] = bi0;
- to_next += 1;
- n_left_to_next -= 1;
- goto trace;
- }
-
- if (is_ip6)
- priv->next = DPDK_CRYPTO_INPUT_NEXT_DECRYPT6_POST;
- else
- {
- priv->next = DPDK_CRYPTO_INPUT_NEXT_DECRYPT4_POST;
- b0->flags |= VNET_BUFFER_F_IS_IP4;
- }
-
- /* FIXME multi-seg */
- vlib_increment_combined_counter
- (&ipsec_sa_counters, thread_index, sa_index0,
- 1, b0->current_length);
-
- res->ops[res->n_ops] = op;
- res->bi[res->n_ops] = bi0;
- res->n_ops += 1;
-
- /* Convert vlib buffer to mbuf */
- mb0->data_len = b0->current_length;
- mb0->pkt_len = b0->current_length;
- mb0->data_off = RTE_PKTMBUF_HEADROOM + b0->current_data;
-
- trunc_size = auth_alg->trunc_size;
- iv_size = cipher_alg->iv_len;
-
- /* Outer IP header has already been stripped */
- u16 payload_len =
- b0->current_length - sizeof (esp_header_t) - iv_size - trunc_size;
-
- ASSERT (payload_len >= 4);
-
- if (payload_len & (cipher_alg->boundary - 1))
- {
- if (is_ip6)
- vlib_node_increment_counter (vm, dpdk_esp6_decrypt_node.index,
- ESP_DECRYPT_ERROR_BAD_LEN, 1);
- else
- vlib_node_increment_counter (vm, dpdk_esp4_decrypt_node.index,
- ESP_DECRYPT_ERROR_BAD_LEN, 1);
- res->n_ops -= 1;
- to_next[0] = bi0;
- to_next += 1;
- n_left_to_next -= 1;
- goto trace;
- }
-
- u32 cipher_off, cipher_len;
- u32 auth_len = 0;
- u8 *aad = NULL;
-
- u8 *iv = (u8 *) (esp0 + 1);
-
- dpdk_gcm_cnt_blk *icb = &priv->cb;
-
- cipher_off = sizeof (esp_header_t) + iv_size;
- cipher_len = payload_len;
-
- u8 *digest = vlib_buffer_get_tail (b0) - trunc_size;
- u64 digest_paddr = mb0->buf_iova + digest - ((u8 *) mb0->buf_addr);
-
- if (!is_aead && cipher_alg->alg == RTE_CRYPTO_CIPHER_AES_CBC)
- clib_memcpy_fast (icb, iv, 16);
- else /* CTR/GCM */
- {
- u32 *_iv = (u32 *) iv;
-
- crypto_set_icb (icb, sa0->salt, _iv[0], _iv[1]);
- }
-
- if (is_aead)
- {
- aad = priv->aad;
- u32 *_aad = (u32 *) aad;
- clib_memcpy_fast (aad, esp0, 8);
-
- /* _aad[3] should always be 0 */
- if (PREDICT_FALSE (ipsec_sa_is_set_USE_ESN (sa0)))
- {
- _aad[2] = _aad[1];
- _aad[1] = clib_host_to_net_u32 (sa0->seq_hi);
- }
- else
- _aad[2] = 0;
- }
- else
- {
- auth_len = sizeof (esp_header_t) + iv_size + payload_len;
-
- if (ipsec_sa_is_set_USE_ESN (sa0))
- {
- clib_memcpy_fast (priv->icv, digest, trunc_size);
- u32 *_digest = (u32 *) digest;
- _digest[0] = clib_host_to_net_u32 (sa0->seq_hi);
- auth_len += sizeof (sa0->seq_hi);
-
- digest = priv->icv;
- digest_paddr =
- op->phys_addr + (uintptr_t) priv->icv - (uintptr_t) op;
- }
- }
-
- crypto_op_setup (is_aead, mb0, op, session, cipher_off, cipher_len,
- 0, auth_len, aad, digest, digest_paddr);
- trace:
- if (PREDICT_FALSE (b0->flags & VLIB_BUFFER_IS_TRACED))
- {
- esp_decrypt_trace_t *tr =
- vlib_add_trace (vm, node, b0, sizeof (*tr));
- tr->crypto_alg = sa0->crypto_alg;
- tr->integ_alg = sa0->integ_alg;
- clib_memcpy_fast (tr->packet_data, vlib_buffer_get_current (b0),
- sizeof (esp_header_t));
- }
- }
- vlib_put_next_frame (vm, node, next_index, n_left_to_next);
- }
-
- if (is_ip6)
- {
- vlib_node_increment_counter (vm, dpdk_esp6_decrypt_node.index,
- ESP_DECRYPT_ERROR_RX_PKTS,
- from_frame->n_vectors);
-
- crypto_enqueue_ops (vm, cwm, dpdk_esp6_decrypt_node.index,
- ESP_DECRYPT_ERROR_ENQ_FAIL, numa, 0 /* encrypt */ );
- }
- else
- {
- vlib_node_increment_counter (vm, dpdk_esp4_decrypt_node.index,
- ESP_DECRYPT_ERROR_RX_PKTS,
- from_frame->n_vectors);
-
- crypto_enqueue_ops (vm, cwm, dpdk_esp4_decrypt_node.index,
- ESP_DECRYPT_ERROR_ENQ_FAIL, numa, 0 /* encrypt */ );
- }
-
- crypto_free_ops (numa, ops, cwm->ops + from_frame->n_vectors - ops);
-
- return from_frame->n_vectors;
-}
-
-VLIB_NODE_FN (dpdk_esp4_decrypt_node) (vlib_main_t * vm,
- vlib_node_runtime_t * node,
- vlib_frame_t * from_frame)
-{
- return dpdk_esp_decrypt_inline (vm, node, from_frame, 0 /*is_ip6 */ );
-}
-
-/* *INDENT-OFF* */
-VLIB_REGISTER_NODE (dpdk_esp4_decrypt_node) = {
- .name = "dpdk-esp4-decrypt",
- .vector_size = sizeof (u32),
- .format_trace = format_esp_decrypt_trace,
- .type = VLIB_NODE_TYPE_INTERNAL,
-
- .n_errors = ARRAY_LEN(esp_decrypt_error_strings),
- .error_strings = esp_decrypt_error_strings,
-
- .n_next_nodes = ESP_DECRYPT_N_NEXT,
- .next_nodes = {
-#define _(s,n) [ESP_DECRYPT_NEXT_##s] = n,
- foreach_esp_decrypt_next
-#undef _
- },
-};
-/* *INDENT-ON* */
-
-VLIB_NODE_FN (dpdk_esp6_decrypt_node) (vlib_main_t * vm,
- vlib_node_runtime_t * node,
- vlib_frame_t * from_frame)
-{
- return dpdk_esp_decrypt_inline (vm, node, from_frame, 1 /*is_ip6 */ );
-}
-
-/* *INDENT-OFF* */
-VLIB_REGISTER_NODE (dpdk_esp6_decrypt_node) = {
- .name = "dpdk-esp6-decrypt",
- .vector_size = sizeof (u32),
- .format_trace = format_esp_decrypt_trace,
- .type = VLIB_NODE_TYPE_INTERNAL,
-
- .n_errors = ARRAY_LEN(esp_decrypt_error_strings),
- .error_strings = esp_decrypt_error_strings,
-
- .n_next_nodes = ESP_DECRYPT_N_NEXT,
- .next_nodes = {
-#define _(s,n) [ESP_DECRYPT_NEXT_##s] = n,
- foreach_esp_decrypt_next
-#undef _
- },
-};
-/* *INDENT-ON* */
-
-/*
- * Decrypt Post Node
- */
-
-#define foreach_esp_decrypt_post_error \
- _(PKTS, "ESP post pkts")
-
-typedef enum
-{
-#define _(sym,str) ESP_DECRYPT_POST_ERROR_##sym,
- foreach_esp_decrypt_post_error
-#undef _
- ESP_DECRYPT_POST_N_ERROR,
-} esp_decrypt_post_error_t;
-
-static char *esp_decrypt_post_error_strings[] = {
-#define _(sym,string) string,
- foreach_esp_decrypt_post_error
-#undef _
-};
-
-extern vlib_node_registration_t dpdk_esp4_decrypt_post_node;
-extern vlib_node_registration_t dpdk_esp6_decrypt_post_node;
-
-static u8 *
-format_esp_decrypt_post_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 *);
- esp_decrypt_trace_t *t = va_arg (*args, esp_decrypt_trace_t *);
- u32 indent = format_get_indent (s);
-
- s = format (s, "cipher %U auth %U\n",
- format_ipsec_crypto_alg, t->crypto_alg,
- format_ipsec_integ_alg, t->integ_alg);
-
- ip4_header_t *ih4 = (ip4_header_t *) t->packet_data;
- if ((ih4->ip_version_and_header_length & 0xF0) == 0x60)
- s =
- format (s, "%U%U", format_white_space, indent, format_ip6_header, ih4);
- else
- s =
- format (s, "%U%U", format_white_space, indent, format_ip4_header, ih4);
-
- return s;
-}
-
-always_inline uword
-dpdk_esp_decrypt_post_inline (vlib_main_t * vm,
- vlib_node_runtime_t * node,
- vlib_frame_t * from_frame, int is_ip6)
-{
- u32 n_left_from, *from, *to_next = 0, next_index;
- ipsec_sa_t *sa0;
- u32 sa_index0 = ~0;
- dpdk_crypto_main_t *dcm = &dpdk_crypto_main;
-
- from = vlib_frame_vector_args (from_frame);
- n_left_from = from_frame->n_vectors;
-
- next_index = node->cached_next_index;
-
- 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 > 0 && n_left_to_next > 0)
- {
- esp_footer_t *f0;
- u32 bi0, iv_size, next0;
- vlib_buffer_t *b0 = 0;
- ip4_header_t *ih4 = 0, *oh4 = 0;
- ip6_header_t *ih6 = 0, *oh6 = 0;
- crypto_alg_t *cipher_alg, *auth_alg;
- esp_header_t *esp0;
- u8 trunc_size, is_aead;
- u16 udp_encap_adv = 0;
-
- next0 = ESP_DECRYPT_NEXT_DROP;
-
- bi0 = from[0];
- from += 1;
- n_left_from -= 1;
- n_left_to_next -= 1;
-
- b0 = vlib_get_buffer (vm, bi0);
- esp0 = vlib_buffer_get_current (b0);
-
- sa_index0 = vnet_buffer (b0)->ipsec.sad_index;
- sa0 = ipsec_sa_get (sa_index0);
-
- to_next[0] = bi0;
- to_next += 1;
-
- cipher_alg = vec_elt_at_index (dcm->cipher_algs, sa0->crypto_alg);
- auth_alg = vec_elt_at_index (dcm->auth_algs, sa0->integ_alg);
- is_aead = cipher_alg->type == RTE_CRYPTO_SYM_XFORM_AEAD;
- if (is_aead)
- auth_alg = cipher_alg;
-
- trunc_size = auth_alg->trunc_size;
-
- iv_size = cipher_alg->iv_len;
-
- ipsec_sa_anti_replay_advance (sa0,
- clib_host_to_net_u32 (esp0->seq));
-
- /* if UDP encapsulation is used adjust the address of the IP header */
- if (ipsec_sa_is_set_UDP_ENCAP (sa0)
- && (b0->flags & VNET_BUFFER_F_IS_IP4))
- {
- udp_encap_adv = sizeof (udp_header_t);
- }
-
- if (b0->flags & VNET_BUFFER_F_IS_IP4)
- ih4 = (ip4_header_t *)
- ((u8 *) esp0 - udp_encap_adv - sizeof (ip4_header_t));
- else
- ih4 = (ip4_header_t *) ((u8 *) esp0 - sizeof (ip6_header_t));
-
- vlib_buffer_advance (b0, sizeof (esp_header_t) + iv_size);
-
- b0->flags |= VLIB_BUFFER_TOTAL_LENGTH_VALID;
- f0 = (esp_footer_t *) (vlib_buffer_get_tail (b0) - trunc_size - 2);
- b0->current_length -= (f0->pad_length + trunc_size + 2);
-#if 0
- /* check padding */
- const u8 *padding = vlib_buffer_get_tail (b0);
- if (PREDICT_FALSE (memcmp (padding, pad_data, f0->pad_length)))
- {
- clib_warning ("bad padding");
- vlib_node_increment_counter (vm, dpdk_esp_decrypt_node.index,
- ESP_DECRYPT_ERROR_DECRYPTION_FAILED,
- 1);
- goto trace;
- }
-#endif
- if (ipsec_sa_is_set_IS_TUNNEL (sa0))
- {
- if (f0->next_header == IP_PROTOCOL_IP_IN_IP)
- next0 = ESP_DECRYPT_NEXT_IP4_INPUT;
- else if (f0->next_header == IP_PROTOCOL_IPV6)
- next0 = ESP_DECRYPT_NEXT_IP6_INPUT;
- else
- {
- clib_warning ("next header: 0x%x", f0->next_header);
- if (is_ip6)
- vlib_node_increment_counter (vm,
- dpdk_esp6_decrypt_node.index,
- ESP_DECRYPT_ERROR_DECRYPTION_FAILED,
- 1);
- else
- vlib_node_increment_counter (vm,
- dpdk_esp4_decrypt_node.index,
- ESP_DECRYPT_ERROR_DECRYPTION_FAILED,
- 1);
- goto trace;
- }
- }
- else /* transport mode */
- {
- if ((ih4->ip_version_and_header_length & 0xF0) == 0x40)
- {
- u16 ih4_len = ip4_header_bytes (ih4);
- vlib_buffer_advance (b0, -ih4_len);
- next0 = ESP_DECRYPT_NEXT_IP4_INPUT;
-
- oh4 = vlib_buffer_get_current (b0);
- memmove (oh4, ih4, ih4_len);
- oh4->protocol = f0->next_header;
- oh4->length = clib_host_to_net_u16 (b0->current_length);
- oh4->checksum = ip4_header_checksum (oh4);
- }
- else if ((ih4->ip_version_and_header_length & 0xF0) == 0x60)
- {
- ih6 = (ip6_header_t *) ih4;
- vlib_buffer_advance (b0, -sizeof (ip6_header_t));
- oh6 = vlib_buffer_get_current (b0);
- memmove (oh6, ih6, sizeof (ip6_header_t));
-
- next0 = ESP_DECRYPT_NEXT_IP6_INPUT;
- oh6->protocol = f0->next_header;
- u16 len = b0->current_length - sizeof (ip6_header_t);
- oh6->payload_length = clib_host_to_net_u16 (len);
- }
- else
- {
- clib_warning ("next header: 0x%x", f0->next_header);
- if (is_ip6)
- vlib_node_increment_counter (vm,
- dpdk_esp6_decrypt_node.index,
- ESP_DECRYPT_ERROR_DECRYPTION_FAILED,
- 1);
- else
- vlib_node_increment_counter (vm,
- dpdk_esp4_decrypt_node.index,
- ESP_DECRYPT_ERROR_DECRYPTION_FAILED,
- 1);
- goto trace;
- }
- }
-
- vnet_buffer (b0)->sw_if_index[VLIB_TX] = (u32) ~ 0;
-
- trace:
- if (PREDICT_FALSE (b0->flags & VLIB_BUFFER_IS_TRACED))
- {
- esp_decrypt_trace_t *tr =
- vlib_add_trace (vm, node, b0, sizeof (*tr));
- tr->crypto_alg = sa0->crypto_alg;
- tr->integ_alg = sa0->integ_alg;
- ih4 = vlib_buffer_get_current (b0);
- clib_memcpy_fast (tr->packet_data, ih4, sizeof (ip6_header_t));
- }
-
- 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);
- }
-
- if (is_ip6)
- vlib_node_increment_counter (vm, dpdk_esp6_decrypt_post_node.index,
- ESP_DECRYPT_POST_ERROR_PKTS,
- from_frame->n_vectors);
- else
- vlib_node_increment_counter (vm, dpdk_esp4_decrypt_post_node.index,
- ESP_DECRYPT_POST_ERROR_PKTS,
- from_frame->n_vectors);
-
- return from_frame->n_vectors;
-}
-
-VLIB_NODE_FN (dpdk_esp4_decrypt_post_node) (vlib_main_t * vm,
- vlib_node_runtime_t * node,
- vlib_frame_t * from_frame)
-{
- return dpdk_esp_decrypt_post_inline (vm, node, from_frame, 0 /*is_ip6 */ );
-}
-
-/* *INDENT-OFF* */
-VLIB_REGISTER_NODE (dpdk_esp4_decrypt_post_node) = {
- .name = "dpdk-esp4-decrypt-post",
- .vector_size = sizeof (u32),
- .format_trace = format_esp_decrypt_post_trace,
- .type = VLIB_NODE_TYPE_INTERNAL,
-
- .n_errors = ARRAY_LEN(esp_decrypt_post_error_strings),
- .error_strings = esp_decrypt_post_error_strings,
-
- .n_next_nodes = ESP_DECRYPT_N_NEXT,
- .next_nodes = {
-#define _(s,n) [ESP_DECRYPT_NEXT_##s] = n,
- foreach_esp_decrypt_next
-#undef _
- },
-};
-/* *INDENT-ON* */
-
-VLIB_NODE_FN (dpdk_esp6_decrypt_post_node) (vlib_main_t * vm,
- vlib_node_runtime_t * node,
- vlib_frame_t * from_frame)
-{
- return dpdk_esp_decrypt_post_inline (vm, node, from_frame, 0 /*is_ip6 */ );
-}
-
-/* *INDENT-OFF* */
-VLIB_REGISTER_NODE (dpdk_esp6_decrypt_post_node) = {
- .name = "dpdk-esp6-decrypt-post",
- .vector_size = sizeof (u32),
- .format_trace = format_esp_decrypt_post_trace,
- .type = VLIB_NODE_TYPE_INTERNAL,
-
- .n_errors = ARRAY_LEN(esp_decrypt_post_error_strings),
- .error_strings = esp_decrypt_post_error_strings,
-
- .n_next_nodes = ESP_DECRYPT_N_NEXT,
- .next_nodes = {
-#define _(s,n) [ESP_DECRYPT_NEXT_##s] = n,
- foreach_esp_decrypt_next
-#undef _
- },
-};
-/* *INDENT-ON* */
-
-/*
- * fd.io coding-style-patch-verification: ON
- *
- * Local Variables:
- * eval: (c-set-style "gnu")
- * End:
- */