1201a805db
Change-Id: I56f25d653b71a25c70e6c5c1a93dd9c5158f2079 Signed-off-by: Dave Barach <dave@barachs.net>
103 lines
2.9 KiB
C
103 lines
2.9 KiB
C
/*
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* Copyright (c) 2015 Cisco and/or its affiliates.
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at:
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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/*
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* trace.h: VLIB trace buffer.
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*
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* Copyright (c) 2008 Eliot Dresselhaus
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*
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* Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sublicense, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice shall be
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* included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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#ifndef included_vlib_trace_h
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#define included_vlib_trace_h
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#include <vppinfra/pool.h>
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typedef struct
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{
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/* CPU time stamp trace was made. */
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u64 time;
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/* Node which generated this trace. */
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u32 node_index;
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/* Number of data words in this trace. */
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u32 n_data;
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/* Trace data follows. */
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u8 data[0];
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} vlib_trace_header_t;
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typedef struct
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{
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/* Current number of traces in buffer. */
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u32 count;
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/* Max. number of traces to be added to buffer. */
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u32 limit;
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} vlib_trace_node_t;
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typedef struct
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{
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/* Pool of trace buffers. */
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vlib_trace_header_t **trace_buffer_pool;
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u32 last_main_loop_count;
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u32 filter_node_index;
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u32 filter_flag;
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#define FILTER_FLAG_NONE 0
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#define FILTER_FLAG_INCLUDE 1
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#define FILTER_FLAG_EXCLUDE 2
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u32 filter_count;
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/* set on trace add, cleared on clear trace */
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u32 trace_enable;
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/* Per node trace counts. */
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vlib_trace_node_t *nodes;
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/* verbosity */
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int verbose;
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} vlib_trace_main_t;
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format_function_t format_vlib_trace;
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#endif /* included_vlib_trace_h */
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/*
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* fd.io coding-style-patch-verification: ON
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*
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* Local Variables:
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* eval: (c-set-style "gnu")
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* End:
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*/
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