include/babeltrace/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 2014 Jérémie Galarneau <jeremie.galarneau@efficios.com>
   6  *
   7  * Author: Jérémie Galarneau <jeremie.galarneau@efficios.com>
   8  *
   9  * Permission is hereby granted, free of charge, to any person obtaining a copy
  10  * of this software and associated documentation files (the "Software"), to deal
  11  * in the Software without restriction, including without limitation the rights
  12  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  13  * copies of the Software, and to permit persons to whom the Software is
  14  * furnished to do so, subject to the following conditions:
  15  *
  16  * The above copyright notice and this permission notice shall be included in
  17  * all copies or substantial portions of the Software.
  18  *
  19  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  20  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  21  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  22  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  23  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  24  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  25  * SOFTWARE.
  26  */
  27
  28 #include <babeltrace/assert-pre-internal.h>
  29 #include <babeltrace/trace-ir/trace.h>
  30 #include <babeltrace/trace-ir/stream-class-internal.h>
  31 #include <babeltrace/trace-ir/field-classes.h>
  32 #include <babeltrace/trace-ir/fields.h>
  33 #include <babeltrace/trace-ir/attributes-internal.h>
  34 #include <babeltrace/trace-ir/clock-class-internal.h>
  35 #include <babeltrace/object-internal.h>
  36 #include <babeltrace/object-pool-internal.h>
  37 #include <babeltrace/babeltrace-internal.h>
  38 #include <babeltrace/values.h>
  39 #include <babeltrace/types.h>
  40 #include <glib.h>
  41 #include <sys/types.h>
  42 #include <babeltrace/compat/uuid-internal.h>
  43
  44 struct bt_trace {
  45         struct bt_object base;
  46
  47         struct {
  48                 GString *str;
  49
  50                 /* NULL or `str->str` above */
  51                 const char *value;
  52         } name;
  53
  54         struct {
  55                 uint8_t uuid[BABELTRACE_UUID_LEN];
  56
  57                 /* NULL or `uuid` above */
  58                 bt_uuid value;
  59         } uuid;
  60
  61         struct bt_value *environment;
  62
  63         /* Array of `struct bt_stream_class *` */
  64         GPtrArray *stream_classes;
  65
  66         /* Array of `struct bt_stream *` */
  67         GPtrArray *streams;
  68
  69         /*
  70          * Stream class (weak) to number of instantiated streams, used
  71          * to automatically assign stream IDs per stream class.
  72          */
  73         GHashTable *stream_classes_stream_count;
  74
  75         struct bt_field_class *packet_header_fc;
  76         bool assigns_automatic_stream_class_id;
  77
  78         GArray *is_static_listeners;
  79         bool is_static;
  80         bool in_remove_listener;
  81
  82         /* Pool of `struct bt_field_wrapper *` */
  83         struct bt_object_pool packet_header_field_pool;
  84
  85         bool frozen;
  86 };
  87
  88 BT_HIDDEN
  89 void _bt_trace_freeze(struct bt_trace *trace);
  90
  91 #ifdef BT_DEV_MODE
  92 # define bt_trace_freeze                _bt_trace_freeze
  93 #else
  94 # define bt_trace_freeze(_trace)
  95 #endif
  96
  97 BT_HIDDEN
  98 void bt_trace_add_stream(struct bt_trace *trace, struct bt_stream *stream);
  99
 100 BT_HIDDEN
 101 uint64_t bt_trace_get_automatic_stream_id(struct bt_trace *trace,
 102                 struct bt_stream_class *stream_class);
 103
 104 #endif /* BABELTRACE_TRACE_IR_TRACE_INTERNAL_H */