lib: notification iterator: transfer a batch of notifications
[babeltrace.git] / plugins / utils / counter / counter.h
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1#ifndef BABELTRACE_PLUGINS_UTILS_COUNTER_H
2#define BABELTRACE_PLUGINS_UTILS_COUNTER_H
3
4/*
5 * Copyright 2017 Philippe Proulx <pproulx@efficios.com>
6 *
7 * Permission is hereby granted, free of charge, to any person obtaining a copy
8 * of this software and associated documentation files (the "Software"), to deal
9 * in the Software without restriction, including without limitation the rights
10 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
11 * copies of the Software, and to permit persons to whom the Software is
12 * furnished to do so, subject to the following conditions:
13 *
14 * The above copyright notice and this permission notice shall be included in
15 * all copies or substantial portions of the Software.
16 *
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
18 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
19 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
20 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
21 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
22 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
23 * SOFTWARE.
24 */
25
26#include <glib.h>
9d408fca 27#include <babeltrace/babeltrace.h>
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28#include <stdbool.h>
29#include <stdint.h>
30
31struct counter {
32 struct bt_notification_iterator *notif_iter;
33 struct {
34 uint64_t event;
35 uint64_t stream_begin;
36 uint64_t stream_end;
37 uint64_t packet_begin;
38 uint64_t packet_end;
39 uint64_t inactivity;
40 uint64_t discarded_events_notifs;
41 uint64_t discarded_events;
42 uint64_t discarded_packets_notifs;
43 uint64_t discarded_packets;
44 uint64_t other;
45 } count;
46 uint64_t last_printed_total;
d4393e08 47 uint64_t at;
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48 uint64_t step;
49 bool hide_zero;
50 bool error;
51};
52
53enum bt_component_status counter_init(struct bt_private_component *component,
54 struct bt_value *params, void *init_method_data);
55void counter_finalize(struct bt_private_component *component);
56void counter_port_connected(struct bt_private_component *component,
57 struct bt_private_port *self_port,
58 struct bt_port *other_port);
59enum bt_component_status counter_consume(struct bt_private_component *component);
60
61#endif /* BABELTRACE_PLUGINS_UTILS_COUNTER_H */
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