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 <glib.h>
  15 #include <stdbool.h>
  16
  17 struct bt_stream_class;
  18 struct bt_stream;
  19
  20 struct bt_stream {
  21         struct bt_object base;
  22
  23         /* Owned by this */
  24         struct bt_value *user_attributes;
  25
  26         /* Owned by this */
  27         struct bt_stream_class *class;
  28
  29         struct {
  30                 GString *str;
  31
  32                 /* NULL or `str->str` above */
  33                 const char *value;
  34         } name;
  35
  36         uint64_t id;
  37
  38         /* Pool of `struct bt_packet *` */
  39         struct bt_object_pool packet_pool;
  40
  41         bool frozen;
  42 };
  43
  44 void _bt_stream_freeze(const struct bt_stream *stream);
  45
  46 #ifdef BT_DEV_MODE
  47 # define bt_stream_freeze               _bt_stream_freeze
  48 #else
  49 # define bt_stream_freeze(_stream)
  50 #endif
  51
  52 static inline
  53 struct bt_trace *bt_stream_borrow_trace_inline(const struct bt_stream *stream)
  54 {
  55         BT_ASSERT_DBG(stream);
  56         return (void *) bt_object_borrow_parent(&stream->base);
  57 }
  58
  59 #endif /* BABELTRACE_TRACE_IR_STREAM_INTERNAL_H */