Make API CTF-agnostic

[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 a54cd57b49924b9c77eb54b3b0ff1df7d0652139..0cbd18b561539217621099ac837370d2f625dc74 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
@@ -28,82 +28,43 @@
  */
 
 #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/object-pool-internal.h>
 #include <babeltrace/babeltrace-internal.h>
 #include <glib.h>
 
-struct bt_port;
-struct bt_component;
+struct bt_stream_class;
+struct bt_stream;
 
-typedef void (*bt_ctf_stream_destroy_listener_func)(
-               struct bt_ctf_stream *stream, void *data);
-
-struct bt_ctf_stream_destroy_listener {
-       bt_ctf_stream_destroy_listener_func func;
-       void *data;
-};
-
-struct bt_ctf_stream {
+struct bt_stream {
        struct bt_object base;
-       uint32_t id;
-       struct bt_ctf_stream_class *stream_class;
-       GString *name;
-       struct bt_ctf_field *packet_header;
-       struct bt_ctf_field *packet_context;
 
-       /*
-        * When a notification which contains a reference to a stream
-        * object (event notification, for example) is returned by the
-        * "next" method of a sink or filter component's notification
-        * iterator, it must NOT be returned by the "next" method of a
-        * notification iterator which iterates on the notifications of
-        * another output port of the same component.
-        *
-        * To ensure this, the stream object keeps a hash table which
-        * indicates which port, for a given component, is currently
-        * allowed to emit notifications which contain a reference to
-        * this stream.
-        *
-        * This is a `struct bt_component *` to `struct bt_port *` hash
-        * table. Both pointers are weak references because there's no
-        * need to keep one or the other alive as far as this stream is
-        * concerned.
-        */
-       GHashTable *comp_cur_port;
+       /* Weak: parent is this class's trace */
+       struct bt_stream_class *class;
 
-       /* Writer-specific members. */
-       /* Array of pointers to bt_ctf_event for the current packet */
-       GPtrArray *events;
-       struct bt_ctf_stream_pos pos;
-       unsigned int flushed_packet_count;
-       uint64_t size;
+       struct {
+               GString *str;
 
-       /* Array of struct bt_ctf_stream_destroy_listener */
-       GArray *destroy_listeners;
-};
+               /* NULL or `str->str` above */
+               const char *value;
+       } name;
 
-BT_HIDDEN
-int bt_ctf_stream_set_fd(struct bt_ctf_stream *stream, int fd);
+       uint64_t id;
 
-BT_HIDDEN
-void bt_ctf_stream_map_component_to_port(struct bt_ctf_stream *stream,
-               struct bt_component *comp,
-               struct bt_port *port);
+       /* Pool of `struct bt_packet *` */
+       struct bt_object_pool packet_pool;
 
-BT_HIDDEN
-struct bt_port *bt_ctf_stream_port_for_component(struct bt_ctf_stream *stream,
-               struct bt_component *comp);
+       bool frozen;
+};
 
 BT_HIDDEN
-void bt_ctf_stream_add_destroy_listener(struct bt_ctf_stream *stream,
-               bt_ctf_stream_destroy_listener_func func, void *data);
+void _bt_stream_freeze(struct bt_stream *stream);
 
-BT_HIDDEN
-void bt_ctf_stream_remove_destroy_listener(struct bt_ctf_stream *stream,
-               bt_ctf_stream_destroy_listener_func func, void *data);
+#ifdef BT_DEV_MODE
+# define bt_stream_freeze              _bt_stream_freeze
+#else
+# define bt_stream_freeze(_stream)
+#endif
 
-#endif /* BABELTRACE_CTF_WRITER_STREAM_INTERNAL_H */
+#endif /* BABELTRACE_CTF_IR_STREAM_INTERNAL_H */