diff options
Diffstat (limited to 'src/vnet/ipsec/ipsec_if_out.c')
| -rw-r--r-- | src/vnet/ipsec/ipsec_if_out.c | 172 |
1 files changed, 0 insertions, 172 deletions
diff --git a/src/vnet/ipsec/ipsec_if_out.c b/src/vnet/ipsec/ipsec_if_out.c deleted file mode 100644 index cab6ff3a278..00000000000 --- a/src/vnet/ipsec/ipsec_if_out.c +++ /dev/null @@ -1,172 +0,0 @@ -/* - * ipsec_if_out.c : IPSec interface output 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> - -/* Statistics (not really errors) */ -#define foreach_ipsec_if_output_error \ -_(TX, "good packets transmitted") - -static char *ipsec_if_output_error_strings[] = { -#define _(sym,string) string, - foreach_ipsec_if_output_error -#undef _ -}; - -typedef enum -{ -#define _(sym,str) IPSEC_IF_OUTPUT_ERROR_##sym, - foreach_ipsec_if_output_error -#undef _ - IPSEC_IF_OUTPUT_N_ERROR, -} ipsec_if_output_error_t; - - -typedef struct -{ - u32 spi; - u32 seq; -} ipsec_if_output_trace_t; - -u8 * -format_ipsec_if_output_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_output_trace_t *t = va_arg (*args, ipsec_if_output_trace_t *); - - s = format (s, "IPSec: spi %u seq %u", t->spi, t->seq); - return s; -} - -static uword -ipsec_if_output_node_fn (vlib_main_t * vm, vlib_node_runtime_t * node, - vlib_frame_t * from_frame) -{ - ipsec_main_t *im = &ipsec_main; - vnet_main_t *vnm = im->vnet_main; - vnet_interface_main_t *vim = &vnm->interface_main; - u32 *from, *to_next = 0, next_index; - u32 n_left_from, sw_if_index0, last_sw_if_index = ~0; - u32 thread_index = vlib_get_thread_index (); - u32 n_bytes = 0, n_packets = 0; - - 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) - { - u32 bi0, next0, len0; - vlib_buffer_t *b0; - ipsec_tunnel_if_t *t0; - vnet_hw_interface_t *hi0; - - bi0 = to_next[0] = from[0]; - from += 1; - n_left_from -= 1; - to_next += 1; - n_left_to_next -= 1; - b0 = vlib_get_buffer (vm, bi0); - sw_if_index0 = vnet_buffer (b0)->sw_if_index[VLIB_TX]; - hi0 = vnet_get_sup_hw_interface (vnm, sw_if_index0); - t0 = pool_elt_at_index (im->tunnel_interfaces, hi0->dev_instance); - vnet_buffer (b0)->ipsec.sad_index = t0->output_sa_index; - next0 = im->esp_encrypt_next_index; - - len0 = vlib_buffer_length_in_chain (vm, b0); - - if (PREDICT_TRUE (sw_if_index0 == last_sw_if_index)) - { - n_packets++; - n_bytes += len0; - } - else - { - vlib_increment_combined_counter (vim->combined_sw_if_counters + - VNET_INTERFACE_COUNTER_TX, - thread_index, sw_if_index0, - n_packets, n_bytes); - last_sw_if_index = sw_if_index0; - n_packets = 1; - n_bytes = len0; - } - - if (PREDICT_FALSE (b0->flags & VLIB_BUFFER_IS_TRACED)) - { - ipsec_if_output_trace_t *tr = - vlib_add_trace (vm, node, b0, sizeof (*tr)); - ipsec_sa_t *sa0 = - pool_elt_at_index (im->sad, t0->output_sa_index); - tr->spi = sa0->spi; - tr->seq = sa0->seq; - } - - 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 (last_sw_if_index != ~0) - { - vlib_increment_combined_counter (vim->combined_sw_if_counters + - VNET_INTERFACE_COUNTER_TX, - thread_index, - last_sw_if_index, n_packets, n_bytes); - } - - vlib_node_increment_counter (vm, ipsec_if_output_node.index, - IPSEC_IF_OUTPUT_ERROR_TX, - from_frame->n_vectors); - - return from_frame->n_vectors; -} - -/* *INDENT-OFF* */ -VLIB_REGISTER_NODE (ipsec_if_output_node) = { - .function = ipsec_if_output_node_fn, - .name = "ipsec-if-output", - .vector_size = sizeof (u32), - .format_trace = format_ipsec_if_output_trace, - .type = VLIB_NODE_TYPE_INTERNAL, - - .n_errors = ARRAY_LEN(ipsec_if_output_error_strings), - .error_strings = ipsec_if_output_error_strings, - - .sibling_of = "ipsec-output-ip4", -}; -/* *INDENT-ON* */ - -VLIB_NODE_FUNCTION_MULTIARCH (ipsec_if_output_node, ipsec_if_output_node_fn) -/* - * fd.io coding-style-patch-verification: ON - * - * Local Variables: - * eval: (c-set-style "gnu") - * End: - */ |