src/lib/trace-ir/stream.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_STREAM_INTERNAL_H
   9 #define BABELTRACE_TRACE_IR_STREAM_INTERNAL_H
  10
  11 #include <babeltrace2/trace-ir/stream.h>
  12 #include "lib/object.h"
  13 #include "lib/object-pool.h"
  14 #include "common/macros.h"
  15 #include <glib.h>
  16 #include <stdbool.h>
  17
  18 #include "utils.h"
  19
  20 struct bt_stream_class;
  21 struct bt_stream;
  22
  23 struct bt_stream {
  24         struct bt_object base;
  25
  26         /* Owned by this */
  27         struct bt_value *user_attributes;
  28
  29         /* Owned by this */
  30         struct bt_stream_class *class;
  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
  41         /* Pool of `struct bt_packet *` */
  42         struct bt_object_pool packet_pool;
  43
  44         bool frozen;
  45 };
  46
  47 void _bt_stream_freeze(const struct bt_stream *stream);
  48
  49 #ifdef BT_DEV_MODE
  50 # define bt_stream_freeze               _bt_stream_freeze
  51 #else
  52 # define bt_stream_freeze(_stream)
  53 #endif
  54
  55 static inline
  56 struct bt_trace *bt_stream_borrow_trace_inline(const struct bt_stream *stream)
  57 {
  58         BT_ASSERT_DBG(stream);
  59         return (void *) bt_object_borrow_parent(&stream->base);
  60 }
  61
  62 #endif /* BABELTRACE_TRACE_IR_STREAM_INTERNAL_H */