src/lib/trace-ir/event-class.h

   1 /*
   2  * SPDX-License-Identifier: MIT
   3  *
   4  * Copyright 2017-2018 Philippe Proulx <pproulx@efficios.com>
   5  * Copyright 2013, 2014 Jérémie Galarneau <jeremie.galarneau@efficios.com>
   6  */
   7
   8 #ifndef BABELTRACE_TRACE_IR_EVENT_CLASS_INTERNAL_H
   9 #define BABELTRACE_TRACE_IR_EVENT_CLASS_INTERNAL_H
  10
  11 #include <babeltrace2/trace-ir/field-class.h>
  12 #include <babeltrace2/trace-ir/field.h>
  13 #include <babeltrace2/value.h>
  14 #include <babeltrace2/trace-ir/stream-class.h>
  15 #include <babeltrace2/trace-ir/stream.h>
  16 #include <babeltrace2/trace-ir/event-class.h>
  17 #include "lib/object.h"
  18 #include "common/assert.h"
  19 #include "lib/object-pool.h"
  20 #include "lib/property.h"
  21 #include <glib.h>
  22 #include <stdbool.h>
  23
  24 struct bt_event_class {
  25         struct bt_object base;
  26         struct bt_field_class *specific_context_fc;
  27         struct bt_field_class *payload_fc;
  28
  29         /* Owned by this */
  30         struct bt_value *user_attributes;
  31
  32         struct {
  33                 GString *str;
  34
  35                 /* NULL or `str->str` above */
  36                 const char *value;
  37         } name;
  38
  39         uint64_t id;
  40         struct bt_property_uint log_level;
  41
  42         struct {
  43                 GString *str;
  44
  45                 /* NULL or `str->str` above */
  46                 const char *value;
  47         } emf_uri;
  48
  49         /* Pool of `struct bt_event *` */
  50         struct bt_object_pool event_pool;
  51
  52         bool frozen;
  53 };
  54
  55 void _bt_event_class_freeze(const struct bt_event_class *event_class);
  56
  57 #ifdef BT_DEV_MODE
  58 # define bt_event_class_freeze          _bt_event_class_freeze
  59 #else
  60 # define bt_event_class_freeze(_ec)
  61 #endif
  62
  63 static inline
  64 struct bt_stream_class *bt_event_class_borrow_stream_class_inline(
  65                 const struct bt_event_class *event_class)
  66 {
  67         BT_ASSERT_DBG(event_class);
  68         return (void *) bt_object_borrow_parent(&event_class->base);
  69 }
  70
  71 #endif /* BABELTRACE_TRACE_IR_EVENT_CLASS_INTERNAL_H */