FD.io VPP  v19.01.2-3-gf61a1a8
Vector Packet Processing
trace.h
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1 /*
2  * Copyright (c) 2015 Cisco and/or its affiliates.
3  * Licensed under the Apache License, Version 2.0 (the "License");
4  * you may not use this file except in compliance with the License.
5  * You may obtain a copy of the License at:
6  *
7  * http://www.apache.org/licenses/LICENSE-2.0
8  *
9  * Unless required by applicable law or agreed to in writing, software
10  * distributed under the License is distributed on an "AS IS" BASIS,
11  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12  * See the License for the specific language governing permissions and
13  * limitations under the License.
14  */
15 /*
16  * trace.h: VLIB trace buffer.
17  *
18  * Copyright (c) 2008 Eliot Dresselhaus
19  *
20  * Permission is hereby granted, free of charge, to any person obtaining
21  * a copy of this software and associated documentation files (the
22  * "Software"), to deal in the Software without restriction, including
23  * without limitation the rights to use, copy, modify, merge, publish,
24  * distribute, sublicense, and/or sell copies of the Software, and to
25  * permit persons to whom the Software is furnished to do so, subject to
26  * the following conditions:
27  *
28  * The above copyright notice and this permission notice shall be
29  * included in all copies or substantial portions of the Software.
30  *
31  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
32  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
33  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
34  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
35  * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
36  * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
37  * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
38  */
39 
40 #ifndef included_vlib_trace_h
41 #define included_vlib_trace_h
42 
43 #include <vppinfra/pool.h>
44 
45 typedef struct
46 {
47  /* CPU time stamp trace was made. */
49 
50  /* Node which generated this trace. */
52 
53  /* Number of data words in this trace. */
55 
56  /* Trace data follows. */
57  u8 data[0];
59 
60 typedef struct
61 {
62  /* Current number of traces in buffer. */
64 
65  /* Max. number of traces to be added to buffer. */
68 
69 typedef struct
70 {
71  /* Pool of trace buffers. */
73 
77 #define FILTER_FLAG_NONE 0
78 #define FILTER_FLAG_INCLUDE 1
79 #define FILTER_FLAG_EXCLUDE 2
81 
82  /* set on trace add, cleared on clear trace */
84 
85  /* Per node trace counts. */
87 
88  /* verbosity */
89  int verbose;
91 
93 
94 #endif /* included_vlib_trace_h */
95 
96 /*
97  * fd.io coding-style-patch-verification: ON
98  *
99  * Local Variables:
100  * eval: (c-set-style "gnu")
101  * End:
102  */
u32 filter_flag
Definition: trace.h:76
vlib_trace_node_t * nodes
Definition: trace.h:86
unsigned long u64
Definition: types.h:89
Fixed length block allocator.
u8 *( format_function_t)(u8 *s, va_list *args)
Definition: format.h:48
unsigned char u8
Definition: types.h:56
u32 filter_node_index
Definition: trace.h:75
vlib_trace_header_t ** trace_buffer_pool
Definition: trace.h:72
u32 last_main_loop_count
Definition: trace.h:74
u32 trace_enable
Definition: trace.h:83
unsigned int u32
Definition: types.h:88
format_function_t format_vlib_trace
Definition: trace.h:92
u32 filter_count
Definition: trace.h:80