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Diffstat (limited to 'plugins/ioam-plugin/ioam/lib-vxlan-gpe/ioam_decap.c')
-rw-r--r--plugins/ioam-plugin/ioam/lib-vxlan-gpe/ioam_decap.c223
1 files changed, 0 insertions, 223 deletions
diff --git a/plugins/ioam-plugin/ioam/lib-vxlan-gpe/ioam_decap.c b/plugins/ioam-plugin/ioam/lib-vxlan-gpe/ioam_decap.c
deleted file mode 100644
index fd3086571eb..00000000000
--- a/plugins/ioam-plugin/ioam/lib-vxlan-gpe/ioam_decap.c
+++ /dev/null
@@ -1,223 +0,0 @@
-/*
- * 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 <vppinfra/error.h>
-#include <vppinfra/hash.h>
-#include <vnet/vnet.h>
-#include <vnet/ip/ip.h>
-#include <vnet/ethernet/ethernet.h>
-#include <vnet/vxlan-gpe/vxlan_gpe.h>
-#include <vnet/vxlan-gpe/vxlan_gpe.h>
-#include <ioam/lib-vxlan-gpe/vxlan_gpe_ioam_packet.h>
-#include <ioam/lib-vxlan-gpe/vxlan_gpe_ioam.h>
-#include <ioam/lib-vxlan-gpe/vxlan_gpe_ioam_util.h>
-
-/* Statistics (not really errors) */
-#define foreach_vxlan_gpe_decap_ioam_v4_error \
-_(DECAPSULATED, "good packets decapsulated")
-
-static char *vxlan_gpe_decap_ioam_v4_error_strings[] = {
-#define _(sym,string) string,
- foreach_vxlan_gpe_decap_ioam_v4_error
-#undef _
-};
-
-typedef enum
-{
-#define _(sym,str) VXLAN_GPE_DECAP_IOAM_V4_ERROR_##sym,
- foreach_vxlan_gpe_decap_ioam_v4_error
-#undef _
- VXLAN_GPE_DECAP_IOAM_V4_N_ERROR,
-} vxlan_gpe_decap_ioam_v4_error_t;
-
-
-always_inline void
-vxlan_gpe_decap_ioam_v4_two_inline (vlib_main_t * vm,
- vlib_node_runtime_t * node,
- vxlan_gpe_main_t * ngm,
- vlib_buffer_t * b0, vlib_buffer_t * b1,
- u32 * next0, u32 * next1)
-{
- vxlan_gpe_ioam_main_t *hm = &vxlan_gpe_ioam_main;
-
- next0[0] = next1[0] = hm->decap_v4_next_override;
- vxlan_gpe_encap_decap_ioam_v4_one_inline (vm, node, b0, &next0[0],
- VXLAN_GPE_DECAP_IOAM_V4_NEXT_DROP,
- 0 /* use_adj */ );
- vxlan_gpe_encap_decap_ioam_v4_one_inline (vm, node, b1, &next0[1],
- VXLAN_GPE_DECAP_IOAM_V4_NEXT_DROP,
- 0 /* use_adj */ );
-}
-
-
-
-static uword
-vxlan_gpe_decap_ioam (vlib_main_t * vm,
- vlib_node_runtime_t * node,
- vlib_frame_t * from_frame, u8 is_ipv6)
-{
- u32 n_left_from, next_index, *from, *to_next;
- vxlan_gpe_main_t *ngm = &vxlan_gpe_main;
- vxlan_gpe_ioam_main_t *hm = &vxlan_gpe_ioam_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 >= 4 && n_left_to_next >= 2)
- {
- u32 bi0, bi1;
- vlib_buffer_t *b0, *b1;
- u32 next0, next1;
-
- next0 = next1 = hm->decap_v4_next_override;
-
- /* 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);
-
-
- vlib_buffer_advance (b0,
- -(word) (sizeof (udp_header_t) +
- sizeof (ip4_header_t) +
- sizeof (vxlan_gpe_header_t)));
- vlib_buffer_advance (b1,
- -(word) (sizeof (udp_header_t) +
- sizeof (ip4_header_t) +
- sizeof (vxlan_gpe_header_t)));
-
- vxlan_gpe_decap_ioam_v4_two_inline (vm, node, ngm, b0, b1,
- &next0, &next1);
-
-
- vlib_validate_buffer_enqueue_x2 (vm, node, next_index, to_next,
- n_left_to_next, bi0, bi1, next0,
- next1);
-
- if (PREDICT_FALSE (b0->flags & VLIB_BUFFER_IS_TRACED))
- {
- vxlan_gpe_ioam_v4_trace_t *tr = vlib_add_trace (vm, node, b0,
- sizeof (*tr));
- }
- }
-
- while (n_left_from > 0 && n_left_to_next > 0)
- {
- u32 bi0;
- vlib_buffer_t *b0;
- u32 next0 = hm->decap_v4_next_override;
-
- 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);
-
-
- vlib_buffer_advance (b0,
- -(word) (sizeof (udp_header_t) +
- sizeof (ip4_header_t) +
- sizeof (vxlan_gpe_header_t)));
-
- next0 = hm->decap_v4_next_override;
- vxlan_gpe_encap_decap_ioam_v4_one_inline (vm, node, b0,
- &next0,
- VXLAN_GPE_DECAP_IOAM_V4_NEXT_DROP,
- 0 /* use_adj */ );
-
- if (PREDICT_FALSE (b0->flags & VLIB_BUFFER_IS_TRACED))
- {
- vxlan_gpe_ioam_v4_trace_t *tr = vlib_add_trace (vm, node, b0,
- sizeof (*tr));
- }
- 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);
- }
-
- return from_frame->n_vectors;
-}
-
-
-static uword
-vxlan_gpe_decap_ioam_v4 (vlib_main_t * vm,
- vlib_node_runtime_t * node,
- vlib_frame_t * from_frame)
-{
- return vxlan_gpe_decap_ioam (vm, node, from_frame, 0);
-}
-
-
-/* *INDENT-OFF* */
-VLIB_REGISTER_NODE (vxlan_gpe_decap_ioam_v4_node) = {
- .function = vxlan_gpe_decap_ioam_v4,
- .name = "vxlan-gpe-decap-ioam-v4",
- .vector_size = sizeof (u32),
- .format_trace = format_vxlan_gpe_ioam_v4_trace,
- .type = VLIB_NODE_TYPE_INTERNAL,
-
- .n_errors = ARRAY_LEN(vxlan_gpe_decap_ioam_v4_error_strings),
- .error_strings = vxlan_gpe_decap_ioam_v4_error_strings,
-
- .n_next_nodes = VXLAN_GPE_DECAP_IOAM_V4_N_NEXT,
-
- .next_nodes = {
- [VXLAN_GPE_DECAP_IOAM_V4_NEXT_POP] = "vxlan-gpe-pop-ioam-v4",
- [VXLAN_GPE_DECAP_IOAM_V4_NEXT_DROP] = "error-drop",
- },
-};
-/* *INDENT-ON* */
-
-
-/*
- * fd.io coding-style-patch-verification: ON
- *
- * Local Variables:
- * eval: (c-set-style "gnu")
- * End:
- */