include/babeltrace2/trace-ir/trace-internal.h

   1 #ifndef BABELTRACE_TRACE_IR_TRACE_INTERNAL_H
   2 #define BABELTRACE_TRACE_IR_TRACE_INTERNAL_H
   3
   4 /*
   5  * Copyright 2017-2018 Philippe Proulx <pproulx@efficios.com>
   6  * Copyright 2014 Jérémie Galarneau <jeremie.galarneau@efficios.com>
   7  *
   8  * Permission is hereby granted, free of charge, to any person obtaining a copy
   9  * of this software and associated documentation files (the "Software"), to deal
  10  * in the Software without restriction, including without limitation the rights
  11  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  12  * copies of the Software, and to permit persons to whom the Software is
  13  * furnished to do so, subject to the following conditions:
  14  *
  15  * The above copyright notice and this permission notice shall be included in
  16  * all copies or substantial portions of the Software.
  17  *
  18  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  19  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  20  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  21  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  22  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  23  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  24  * SOFTWARE.
  25  */
  26
  27 #include <babeltrace2/assert-pre-internal.h>
  28 #include <babeltrace2/trace-ir/trace-class-internal.h>
  29 #include <babeltrace2/trace-ir/trace.h>
  30 #include <babeltrace2/trace-ir/stream-class-internal.h>
  31 #include <babeltrace2/trace-ir/field-class.h>
  32 #include <babeltrace2/trace-ir/field.h>
  33 #include <babeltrace2/trace-ir/attributes-internal.h>
  34 #include <babeltrace2/trace-ir/clock-class-internal.h>
  35 #include <babeltrace2/object-internal.h>
  36 #include <babeltrace2/object-pool-internal.h>
  37 #include <babeltrace2/babeltrace-internal.h>
  38 #include <babeltrace2/value.h>
  39 #include <babeltrace2/types.h>
  40 #include <glib.h>
  41 #include <sys/types.h>
  42 #include <babeltrace2/compat/uuid-internal.h>
  43
  44 struct bt_trace {
  45         struct bt_object base;
  46
  47         /* Owned by this */
  48         struct bt_trace_class *class;
  49
  50         struct {
  51                 GString *str;
  52
  53                 /* NULL or `str->str` above */
  54                 const char *value;
  55         } name;
  56
  57         /* Array of `struct bt_stream *` */
  58         GPtrArray *streams;
  59
  60         /*
  61          * Stream class (weak, owned by owned trace class) to number of
  62          * instantiated streams, used to automatically assign stream IDs
  63          * per stream class within this trace.
  64          */
  65         GHashTable *stream_classes_stream_count;
  66
  67         GArray *destruction_listeners;
  68         bool frozen;
  69 };
  70
  71 BT_HIDDEN
  72 void _bt_trace_freeze(const struct bt_trace *trace);
  73
  74 #ifdef BT_DEV_MODE
  75 # define bt_trace_freeze                _bt_trace_freeze
  76 #else
  77 # define bt_trace_freeze(_trace)
  78 #endif
  79
  80 BT_HIDDEN
  81 void bt_trace_add_stream(struct bt_trace *trace, struct bt_stream *stream);
  82
  83 BT_HIDDEN
  84 uint64_t bt_trace_get_automatic_stream_id(const struct bt_trace *trace,
  85                 const struct bt_stream_class *stream_class);
  86
  87 #endif /* BABELTRACE_TRACE_IR_TRACE_INTERNAL_H */