Rename "default beginning/end CS" -> "beginning/end default CS"

[babeltrace.git] / include / babeltrace / trace-ir / stream-const.h

diff --git a/include/babeltrace/trace-ir/stream-const.h b/include/babeltrace/trace-ir/stream-const.h
index e204f4c92687c07619f476b295b72e216a9ceeaa..875b9ddfae7b79fd154ba598588ddfc81246c226 100644 (file)
--- a/include/babeltrace/trace-ir/stream-const.h
+++ b/include/babeltrace/trace-ir/stream-const.h
@@ -27,25 +27,46 @@
  * http://www.efficios.com/ctf
  */
 
+/* For bt_trace, bt_stream, bt_stream_class */
+#include <babeltrace/types.h>
+
 #include <stdint.h>
 
 #ifdef __cplusplus
 extern "C" {
 #endif
 
-struct bt_trace;
-struct bt_stream;
-struct bt_stream_class;
+typedef enum bt_stream_status {
+       BT_STREAM_STATUS_OK = 0,
+       BT_STREAM_STATUS_NOMEM = -12,
+} bt_stream_status;
+
+extern const bt_stream_class *bt_stream_borrow_class_const(
+               const bt_stream *stream);
+
+extern const bt_trace *bt_stream_borrow_trace_const(
+               const bt_stream *stream);
+
+extern const char *bt_stream_get_name(const bt_stream *stream);
+
+extern uint64_t bt_stream_get_id(const bt_stream *stream);
 
-extern const struct bt_stream_class *bt_stream_borrow_class_const(
-               const struct bt_stream *stream);
+extern void bt_stream_get_ref(const bt_stream *stream);
 
-extern const struct bt_trace *bt_stream_borrow_trace_const(
-               const struct bt_stream *stream);
+extern void bt_stream_put_ref(const bt_stream *stream);
 
-extern const char *bt_stream_get_name(const struct bt_stream *stream);
+#define BT_STREAM_PUT_REF_AND_RESET(_var)              \
+       do {                                            \
+               bt_stream_put_ref(_var);                \
+               (_var) = NULL;                          \
+       } while (0)
 
-extern uint64_t bt_stream_get_id(const struct bt_stream *stream);
+#define BT_STREAM_MOVE_REF(_var_dst, _var_src)         \
+       do {                                            \
+               bt_stream_put_ref(_var_dst);            \
+               (_var_dst) = (_var_src);                \
+               (_var_src) = NULL;                      \
+       } while (0)
 
 #ifdef __cplusplus
 }