X-Git-Url: http://git.efficios.com/?a=blobdiff_plain;f=include%2Fbabeltrace%2Ftrace-ir%2Fstream-class-const.h;h=84a4ba77105e605316f2bddd3c8f0751b5b991e3;hb=9b24b6aa4258079f2b59fa156dd3e070969f6f2a;hp=2b4cb3d305cbc81def08724b9a44b5d6054c159a;hpb=40f4ba76dd6f9508ca51b6220eaed57632281a07;p=babeltrace.git

diff --git a/include/babeltrace/trace-ir/stream-class-const.h b/include/babeltrace/trace-ir/stream-class-const.h
index 2b4cb3d3..84a4ba77 100644
--- a/include/babeltrace/trace-ir/stream-class-const.h
+++ b/include/babeltrace/trace-ir/stream-class-const.h
@@ -2,10 +2,9 @@
 #define BABELTRACE_TRACE_IR_STREAM_CLASS_CONST_H
 
 /*
+ * Copyright 2017-2018 Philippe Proulx <pproulx@efficios.com>
  * Copyright 2014 Jérémie Galarneau <jeremie.galarneau@efficios.com>
  *
- * Author: Jérémie Galarneau <jeremie.galarneau@efficios.com>
- *
  * Permission is hereby granted, free of charge, to any person obtaining a copy
  * of this software and associated documentation files (the "Software"), to deal
  * in the Software without restriction, including without limitation the rights
@@ -30,76 +29,93 @@
 
 #include <stdint.h>
 
-/* For bt_bool */
+/*
+ * For bt_bool, bt_trace_class, bt_stream_class, bt_event_class,
+ * bt_stream_class
+ */
 #include <babeltrace/types.h>
 
 #ifdef __cplusplus
 extern "C" {
 #endif
 
-struct bt_trace;
-struct bt_stream_class;
-struct bt_event_class;
-struct bt_clock_class;
-struct bt_event_header_field;
-struct bt_packet_context_field;
+typedef enum bt_stream_class_status {
+	BT_STREAM_CLASS_STATUS_OK = 0,
+	BT_STREAM_CLASS_STATUS_NOMEM = -12,
+} bt_stream_class_status;
 
-extern const struct bt_trace *bt_stream_class_borrow_trace_const(
-		const struct bt_stream_class *stream_class);
+extern const bt_trace_class *bt_stream_class_borrow_trace_class_const(
+		const bt_stream_class *stream_class);
 
 extern const char *bt_stream_class_get_name(
-		const struct bt_stream_class *stream_class);
+		const bt_stream_class *stream_class);
 
 extern bt_bool bt_stream_class_assigns_automatic_event_class_id(
-		const struct bt_stream_class *stream_class);
+		const bt_stream_class *stream_class);
 
 extern bt_bool bt_stream_class_assigns_automatic_stream_id(
-		const struct bt_stream_class *stream_class);
+		const bt_stream_class *stream_class);
+
+extern bt_bool bt_stream_class_packets_have_beginning_default_clock_snapshot(
+		const bt_stream_class *stream_class);
+
+extern bt_bool bt_stream_class_packets_have_end_default_clock_snapshot(
+		const bt_stream_class *stream_class);
+
+extern bt_bool bt_stream_class_supports_discarded_events(
+		const bt_stream_class *stream_class);
+
+extern bt_bool bt_stream_class_supports_discarded_packets(
+		const bt_stream_class *stream_class);
+
+extern bt_bool bt_stream_class_discarded_events_have_default_clock_snapshots(
+		const bt_stream_class *stream_class);
+
+extern bt_bool bt_stream_class_discarded_packets_have_default_clock_snapshots(
+		const bt_stream_class *stream_class);
 
 extern uint64_t bt_stream_class_get_id(
-		const struct bt_stream_class *stream_class);
+		const bt_stream_class *stream_class);
 
-extern const struct bt_field_class *
+extern const bt_field_class *
 bt_stream_class_borrow_packet_context_field_class_const(
-		const struct bt_stream_class *stream_class);
+		const bt_stream_class *stream_class);
 
-extern const struct bt_field_class *
-bt_stream_class_borrow_event_header_field_class_const(
-		const struct bt_stream_class *stream_class);
-
-extern const struct bt_field_class *
+extern const bt_field_class *
 bt_stream_class_borrow_event_common_context_field_class_const(
-		const struct bt_stream_class *stream_class);
+		const bt_stream_class *stream_class);
 
 extern uint64_t bt_stream_class_get_event_class_count(
-		const struct bt_stream_class *stream_class);
+		const bt_stream_class *stream_class);
 
-extern const struct bt_event_class *
+extern const bt_event_class *
 bt_stream_class_borrow_event_class_by_index_const(
-		const struct bt_stream_class *stream_class, uint64_t index);
+		const bt_stream_class *stream_class, uint64_t index);
 
-extern const struct bt_event_class *
+extern const bt_event_class *
 bt_stream_class_borrow_event_class_by_id_const(
-		const struct bt_stream_class *stream_class, uint64_t id);
+		const bt_stream_class *stream_class, uint64_t id);
 
-extern const struct bt_clock_class *
+extern const bt_clock_class *
 bt_stream_class_borrow_default_clock_class_const(
-		const struct bt_stream_class *stream_class);
-
-extern bt_bool bt_stream_class_default_clock_is_always_known(
-		const struct bt_stream_class *stream_class);
+		const bt_stream_class *stream_class);
 
-extern bt_bool bt_stream_class_packets_have_discarded_event_counter_snapshot(
-		const struct bt_stream_class *stream_class);
+extern void bt_stream_class_get_ref(const bt_stream_class *stream_class);
 
-extern bt_bool bt_stream_class_packets_have_packet_counter_snapshot(
-		const struct bt_stream_class *stream_class);
+extern void bt_stream_class_put_ref(const bt_stream_class *stream_class);
 
-extern bt_bool bt_stream_class_packets_have_default_beginning_clock_value(
-		const struct bt_stream_class *stream_class);
+#define BT_STREAM_CLASS_PUT_REF_AND_RESET(_var)		\
+	do {						\
+		bt_stream_class_put_ref(_var);		\
+		(_var) = NULL;				\
+	} while (0)
 
-extern bt_bool bt_stream_class_packets_have_default_end_clock_value(
-		const struct bt_stream_class *stream_class);
+#define BT_STREAM_CLASS_MOVE_REF(_var_dst, _var_src)	\
+	do {						\
+		bt_stream_class_put_ref(_var_dst);	\
+		(_var_dst) = (_var_src);		\
+		(_var_src) = NULL;			\
+	} while (0)
 
 #ifdef __cplusplus
 }