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 "lib/assert-pre.h"
  12 #include <babeltrace2/trace-ir/field-class.h>
  13 #include <babeltrace2/trace-ir/field.h>
  14 #include "common/macros.h"
  15 #include <babeltrace2/value.h>
  16 #include <babeltrace2/trace-ir/stream-class.h>
  17 #include <babeltrace2/trace-ir/stream.h>
  18 #include <babeltrace2/trace-ir/event-class.h>
  19 #include "lib/object.h"
  20 #include "common/assert.h"
  21 #include "lib/object-pool.h"
  22 #include "lib/property.h"
  23 #include <glib.h>
  24 #include <stdbool.h>
  25
  26 #include "trace.h"
  27
  28 struct bt_event_class {
  29         struct bt_object base;
  30         struct bt_field_class *specific_context_fc;
  31         struct bt_field_class *payload_fc;
  32
  33         /* Owned by this */
  34         struct bt_value *user_attributes;
  35
  36         struct {
  37                 GString *str;
  38
  39                 /* NULL or `str->str` above */
  40                 const char *value;
  41         } name;
  42
  43         uint64_t id;
  44         struct bt_property_uint log_level;
  45
  46         struct {
  47                 GString *str;
  48
  49                 /* NULL or `str->str` above */
  50                 const char *value;
  51         } emf_uri;
  52
  53         /* Pool of `struct bt_event *` */
  54         struct bt_object_pool event_pool;
  55
  56         bool frozen;
  57 };
  58
  59 BT_HIDDEN
  60 void _bt_event_class_freeze(const struct bt_event_class *event_class);
  61
  62 #ifdef BT_DEV_MODE
  63 # define bt_event_class_freeze          _bt_event_class_freeze
  64 #else
  65 # define bt_event_class_freeze(_ec)
  66 #endif
  67
  68 static inline
  69 struct bt_stream_class *bt_event_class_borrow_stream_class_inline(
  70                 const struct bt_event_class *event_class)
  71 {
  72         BT_ASSERT_DBG(event_class);
  73         return (void *) bt_object_borrow_parent(&event_class->base);
  74 }
  75
  76 #endif /* BABELTRACE_TRACE_IR_EVENT_CLASS_INTERNAL_H */