FD.io VPP  v17.01-9-ge7dcee4
Vector Packet Processing
counter.c
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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  * counter.c: simple and packet/byte counters
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 #include <vlib/vlib.h>
41 
42 void
44 {
45  uword i, j;
46  u16 *my_minis;
47 
48  for (i = 0; i < vec_len (cm->minis); i++)
49  {
50  my_minis = cm->minis[i];
51 
52  for (j = 0; j < vec_len (my_minis); j++)
53  {
54  cm->maxi[j] += my_minis[j];
55  my_minis[j] = 0;
56  }
57  }
58 
59  j = vec_len (cm->maxi);
60  if (j > 0)
61  vec_validate (cm->value_at_last_clear, j - 1);
62  for (i = 0; i < j; i++)
63  cm->value_at_last_clear[i] = cm->maxi[i];
64 }
65 
66 void
68 {
69  uword i, j;
70  vlib_mini_counter_t *my_minis;
71 
72  for (i = 0; i < vec_len (cm->minis); i++)
73  {
74  my_minis = cm->minis[i];
75 
76  for (j = 0; j < vec_len (my_minis); j++)
77  {
78  cm->maxi[j].packets += my_minis[j].packets;
79  cm->maxi[j].bytes += my_minis[j].bytes;
80  my_minis[j].packets = 0;
81  my_minis[j].bytes = 0;
82  }
83  }
84 
85  j = vec_len (cm->maxi);
86  if (j > 0)
87  vec_validate (cm->value_at_last_clear, j - 1);
88 
89  for (i = 0; i < j; i++)
90  {
92 
93  c[0] = cm->maxi[i];
94  }
95 }
96 
97 void
99 {
101  int i;
102 
103  vec_validate (cm->minis, tm->n_vlib_mains - 1);
104  for (i = 0; i < tm->n_vlib_mains; i++)
107 }
108 
109 void
111 {
113  int i;
114 
115  vec_validate (cm->minis, tm->n_vlib_mains - 1);
116  for (i = 0; i < tm->n_vlib_mains; i++)
119 }
120 
121 void
123 {
124  clib_warning ("unimplemented");
125 }
126 
127 void
129 {
130  clib_warning ("unimplemented");
131 }
132 
133 void
135 {
136  clib_warning ("unimplemented");
137 }
138 
139 void
141 {
142  clib_warning ("unimplemented");
143 }
144 
145 /*
146  * fd.io coding-style-patch-verification: ON
147  *
148  * Local Variables:
149  * eval: (c-set-style "gnu")
150  * End:
151  */
#define vec_validate(V, I)
Make sure vector is long enough for given index (no header, unspecified alignment) ...
Definition: vec.h:396
void serialize_vlib_simple_counter_main(serialize_main_t *m, va_list *va)
Definition: counter.c:122
u64 packets
packet counter
Definition: counter.h:166
sll srl srl sll sra u16x4 i
Definition: vector_sse2.h:343
u64 * maxi
Shared wide counters.
Definition: counter.h:62
void vlib_validate_combined_counter(vlib_combined_counter_main_t *cm, u32 index)
validate a combined counter
Definition: counter.c:110
vlib_counter_t * maxi
Shared wide counter pairs.
Definition: counter.h:215
Combined counter to hold both packets and byte differences.
Definition: counter.h:164
#define vec_validate_aligned(V, I, A)
Make sure vector is long enough for given index (no header, specified alignment)
Definition: vec.h:407
Mini combined counter.
Definition: counter.h:205
u64 * value_at_last_clear
Counter values as of last clear.
Definition: counter.h:63
void vlib_clear_combined_counters(vlib_combined_counter_main_t *cm)
Clear a collection of combined counters.
Definition: counter.c:67
void unserialize_vlib_simple_counter_main(serialize_main_t *m, va_list *va)
Definition: counter.c:128
#define vec_elt_at_index(v, i)
Get vector value at index i checking that i is in bounds.
#define clib_warning(format, args...)
Definition: error.h:59
A collection of simple counters.
Definition: counter.h:59
i16 bytes
Byte count.
Definition: counter.h:208
void serialize_vlib_combined_counter_main(serialize_main_t *m, va_list *va)
Definition: counter.c:134
u16 ** minis
Per-thread u16 non-atomic counters.
Definition: counter.h:61
svmdb_client_t * c
u64 bytes
byte counter
Definition: counter.h:167
static vlib_thread_main_t * vlib_get_thread_main()
Definition: global_funcs.h:32
u16 packets
Packet count.
Definition: counter.h:207
vlib_mini_counter_t ** minis
Per-thread u16 non-atomic counter pairs.
Definition: counter.h:214
void vlib_validate_simple_counter(vlib_simple_counter_main_t *cm, u32 index)
validate a simple counter
Definition: counter.c:98
void unserialize_vlib_combined_counter_main(serialize_main_t *m, va_list *va)
Definition: counter.c:140
unsigned int u32
Definition: types.h:88
u64 uword
Definition: types.h:112
unsigned short u16
Definition: types.h:57
#define vec_len(v)
Number of elements in vector (rvalue-only, NULL tolerant)
A collection of combined counters.
Definition: counter.h:212
void vlib_clear_simple_counters(vlib_simple_counter_main_t *cm)
Clear a collection of simple counters.
Definition: counter.c:43
vlib_counter_t * value_at_last_clear
Counter values as of last clear.
Definition: counter.h:216
#define CLIB_CACHE_LINE_BYTES
Definition: cache.h:67