Split CTF IR and CTF writer APIs and implementations

[babeltrace.git] / include / babeltrace / ctf-ir / stream-internal.h

diff --git a/include/babeltrace/ctf-ir/stream-internal.h b/include/babeltrace/ctf-ir/stream-internal.h
index 3214c1653c09073b79019712f6b8193b35a0a124..14765f490d27c6c0d4fb007c936faef9ddc1d0fb 100644 (file)
--- a/include/babeltrace/ctf-ir/stream-internal.h
+++ b/include/babeltrace/ctf-ir/stream-internal.h
@@ -1,5 +1,5 @@
-#ifndef BABELTRACE_CTF_WRITER_STREAM_INTERNAL_H
-#define BABELTRACE_CTF_WRITER_STREAM_INTERNAL_H
+#ifndef BABELTRACE_CTF_IR_STREAM_INTERNAL_H
+#define BABELTRACE_CTF_IR_STREAM_INTERNAL_H
 
 /*
  * BabelTrace - CTF Writer: Stream internal
@@ -27,65 +27,98 @@
  * SOFTWARE.
  */
 
+#include <babeltrace/assert-pre-internal.h>
+#include <babeltrace/assert-internal.h>
 #include <babeltrace/ctf-ir/stream.h>
+#include <babeltrace/ctf-ir/utils-internal.h>
 #include <babeltrace/object-internal.h>
-#include <babeltrace/ctf-writer/clock.h>
-#include <babeltrace/ctf-writer/event-fields.h>
-#include <babeltrace/ctf-writer/event-types.h>
-#include <babeltrace/ctf-writer/serialize-internal.h>
 #include <babeltrace/babeltrace-internal.h>
-#include <babeltrace/assert-internal.h>
 #include <glib.h>
 
-struct bt_port;
-struct bt_component;
+struct bt_stream_class;
+struct bt_stream_common;
 
-typedef void (*bt_stream_destroy_listener_func)(
-               struct bt_stream *stream, void *data);
+typedef void (*bt_stream_common_destroy_listener_func)(
+               struct bt_stream_common *stream, void *data);
 
-struct bt_stream_destroy_listener {
-       bt_stream_destroy_listener_func func;
+struct bt_stream_common_destroy_listener {
+       bt_stream_common_destroy_listener_func func;
        void *data;
 };
 
-struct bt_stream {
+struct bt_stream_common {
        struct bt_object base;
        int64_t id;
-       struct bt_stream_class *stream_class;
+       struct bt_stream_class_common *stream_class;
        GString *name;
-       struct bt_field *packet_header;
-       struct bt_field *packet_context;
-
-       /* Writer-specific members. */
-       /* Array of pointers to bt_event for the current packet */
-       GPtrArray *events;
-       struct bt_stream_pos pos;
-       unsigned int flushed_packet_count;
-       uint64_t discarded_events;
-       uint64_t size;
-       uint64_t last_ts_end;
-
-       /* Array of struct bt_stream_destroy_listener */
+
+       /* Array of struct bt_stream_common_destroy_listener */
        GArray *destroy_listeners;
 };
 
+struct bt_stream {
+       struct bt_stream_common common;
+};
+
 BT_HIDDEN
-int bt_stream_set_fd(struct bt_stream *stream, int fd);
+void bt_stream_common_add_destroy_listener(struct bt_stream_common *stream,
+               bt_stream_common_destroy_listener_func func, void *data);
 
 BT_HIDDEN
-void bt_stream_add_destroy_listener(struct bt_stream *stream,
-               bt_stream_destroy_listener_func func, void *data);
+void bt_stream_common_remove_destroy_listener(struct bt_stream_common *stream,
+               bt_stream_common_destroy_listener_func func, void *data);
 
 BT_HIDDEN
-void bt_stream_remove_destroy_listener(struct bt_stream *stream,
-               bt_stream_destroy_listener_func func, void *data);
+int bt_stream_common_initialize(
+               struct bt_stream_common *stream,
+               struct bt_stream_class_common *stream_class, const char *name,
+               uint64_t id, bt_object_release_func release_func);
+
+BT_HIDDEN
+void bt_stream_common_finalize(struct bt_stream_common *stream);
 
 static inline
-struct bt_stream_class *bt_stream_borrow_stream_class(
-               struct bt_stream *stream)
+struct bt_stream_class_common *bt_stream_common_borrow_class(
+               struct bt_stream_common *stream)
 {
        BT_ASSERT(stream);
        return stream->stream_class;
 }
 
-#endif /* BABELTRACE_CTF_WRITER_STREAM_INTERNAL_H */
+static inline
+struct bt_stream_class *bt_stream_borrow_class(struct bt_stream *stream)
+{
+       BT_ASSERT(stream);
+       return BT_FROM_COMMON(bt_stream_common_borrow_class(BT_TO_COMMON(stream)));
+}
+
+static inline
+struct bt_stream_class_common *bt_stream_common_get_class(
+               struct bt_stream_common *stream)
+{
+       return bt_get(bt_stream_common_borrow_class(stream));
+}
+
+static inline
+const char *bt_stream_common_get_name(struct bt_stream_common *stream)
+{
+       BT_ASSERT_PRE_NON_NULL(stream, "Stream");
+       return stream->name ? stream->name->str : NULL;
+}
+
+static inline
+int64_t bt_stream_common_get_id(struct bt_stream_common *stream)
+{
+       int64_t ret;
+
+       BT_ASSERT_PRE_NON_NULL(stream, "Stream");
+       ret = stream->id;
+       if (ret < 0) {
+               BT_LOGV("Stream's ID is not set: addr=%p, name=\"%s\"",
+                       stream, bt_stream_common_get_name(stream));
+       }
+
+       return ret;
+}
+
+#endif /* BABELTRACE_CTF_IR_STREAM_INTERNAL_H */