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/*
* Copyright (c) 2024 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 <pvti/input.h>
static char *pvti_input_error_strings[] = {
#define _(sym, string) string,
foreach_pvti_input_error
#undef _
};
#define _(f, s) s,
static char *pvti_input_trace_type_names[] = { foreach_pvti_input_trace_type };
#undef _
static char *
get_pvti_trace_type_name (u8 ptype)
{
if (ptype < PVTI_INPUT_TRACE_N_TYPES)
{
return pvti_input_trace_type_names[ptype];
}
else
{
return "unknown";
}
}
/* packet trace format function */
static u8 *
format_pvti_input_trace (u8 *s, va_list *args)
{
int i;
CLIB_UNUSED (vlib_main_t * vm) = va_arg (*args, vlib_main_t *);
CLIB_UNUSED (vlib_node_t * node) = va_arg (*args, vlib_node_t *);
pvti_input_trace_t *t = va_arg (*args, pvti_input_trace_t *);
u32 indent = format_get_indent (s);
s = format (s,
"PVTI-IN: sw_if_index %d, next index %d, trace_type: %s(%d), "
"chunkcnt: %d\n",
t->sw_if_index, t->next_index,
get_pvti_trace_type_name (t->trace_type), t->trace_type,
t->chunk_count);
s = format (s, " src %U sport %d dport %d\n", format_ip_address,
&t->remote_ip, t->remote_port, t->local_port);
s = format (s, " seq: %d, chunk_count: %d\n", t->seq, t->chunk_count);
u16 max = t->chunk_count > MAX_CHUNKS ? MAX_CHUNKS : t->chunk_count;
for (i = 0; i < max; i++)
{
s = format (s, " %02d: sz %d\n", i, t->chunks[i].total_chunk_length);
}
s = format (s, "\n%U%U", format_white_space, indent,
format_ip_adjacency_packet_data, t->packet_data,
sizeof (t->packet_data));
return s;
}
vlib_node_registration_t pvti4_input_node;
vlib_node_registration_t pvti6_input_node;
VLIB_REGISTER_NODE (pvti4_input_node) =
{
.name = "pvti4-input",
.vector_size = sizeof (u32),
.format_trace = format_pvti_input_trace,
.type = VLIB_NODE_TYPE_INTERNAL,
.n_errors = ARRAY_LEN(pvti_input_error_strings),
.error_strings = pvti_input_error_strings,
.n_next_nodes = PVTI_INPUT_N_NEXT,
.next_nodes = {
[PVTI_INPUT_NEXT_DROP] = "error-drop",
[PVTI_INPUT_NEXT_IP4_INPUT] = "ip4-input-no-checksum",
[PVTI_INPUT_NEXT_IP6_INPUT] = "ip6-input",
[PVTI_INPUT_NEXT_PUNT] = "error-punt",
},
};
VLIB_REGISTER_NODE (pvti6_input_node) =
{
.name = "pvti6-input",
.vector_size = sizeof (u32),
.format_trace = format_pvti_input_trace,
.type = VLIB_NODE_TYPE_INTERNAL,
.n_errors = ARRAY_LEN(pvti_input_error_strings),
.error_strings = pvti_input_error_strings,
.n_next_nodes = PVTI_INPUT_N_NEXT,
.next_nodes = {
[PVTI_INPUT_NEXT_DROP] = "error-drop",
[PVTI_INPUT_NEXT_IP4_INPUT] = "ip4-input-no-checksum",
[PVTI_INPUT_NEXT_IP6_INPUT] = "ip6-input",
[PVTI_INPUT_NEXT_PUNT] = "error-punt",
},
};
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