Work on main loop

Make a main-loop object with associated helper functions to handle async
methods.
rtloop -> data_loop
Handle async results a lot better.
Remove REMOVE_MEM command. We don't need it.
Handle stream memory updates better.

pinos/server/main-loop.h

@@ -0,0 +1,89 @@
+/* Pinos
+ * Copyright (C) 2016 Wim Taymans <wim.taymans@gmail.com>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with this library; if not, write to the
+ * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
+ * Boston, MA 02110-1301, USA.
+ */
+
+#ifndef __PINOS_MAIN_LOOP_H__
+#define __PINOS_MAIN_LOOP_H__
+
+#include <glib-object.h>
+
+G_BEGIN_DECLS
+
+#include <spa/include/spa/poll.h>
+
+typedef struct _PinosMainLoop PinosMainLoop;
+typedef struct _PinosMainLoopClass PinosMainLoopClass;
+typedef struct _PinosMainLoopPrivate PinosMainLoopPrivate;
+
+#define PINOS_TYPE_MAIN_LOOP                 (pinos_main_loop_get_type ())
+#define PINOS_IS_MAIN_LOOP(obj)              (G_TYPE_CHECK_INSTANCE_TYPE ((obj), PINOS_TYPE_MAIN_LOOP))
+#define PINOS_IS_MAIN_LOOP_CLASS(klass)      (G_TYPE_CHECK_CLASS_TYPE ((klass), PINOS_TYPE_MAIN_LOOP))
+#define PINOS_MAIN_LOOP_GET_CLASS(obj)       (G_TYPE_INSTANCE_GET_CLASS ((obj), PINOS_TYPE_MAIN_LOOP, PinosMainLoopClass))
+#define PINOS_MAIN_LOOP(obj)                 (G_TYPE_CHECK_INSTANCE_CAST ((obj), PINOS_TYPE_MAIN_LOOP, PinosMainLoop))
+#define PINOS_MAIN_LOOP_CLASS(klass)         (G_TYPE_CHECK_CLASS_CAST ((klass), PINOS_TYPE_MAIN_LOOP, PinosMainLoopClass))
+#define PINOS_MAIN_LOOP_CAST(obj)            ((PinosMainLoop*)(obj))
+#define PINOS_MAIN_LOOP_CLASS_CAST(klass)    ((PinosMainLoopClass*)(klass))
+
+/**
+ * PinosMainLoop:
+ *
+ * Pinos rt-loop class.
+ */
+struct _PinosMainLoop {
+  GObject object;
+
+  SpaPoll poll;
+
+  PinosMainLoopPrivate *priv;
+};
+
+/**
+ * PinosMainLoopClass:
+ *
+ * Pinos rt-loop class.
+ */
+struct _PinosMainLoopClass {
+  GObjectClass parent_class;
+};
+
+typedef void (*PinosDeferFunc) (gpointer       data,
+                                SpaResult      res,
+                                gulong         id);
+
+/* normal GObject stuff */
+GType               pinos_main_loop_get_type                (void);
+
+PinosMainLoop *     pinos_main_loop_new                     (void);
+
+
+gulong              pinos_main_loop_defer                   (PinosMainLoop  *loop,
+                                                             gpointer        obj,
+                                                             SpaResult       res,
+                                                             PinosDeferFunc  func,
+                                                             gpointer        data,
+                                                             GDestroyNotify  notify);
+void                pinos_main_loop_defer_cancel            (PinosMainLoop  *loop,
+                                                             gulong          id);
+void                pinos_main_loop_defer_complete          (PinosMainLoop  *loop,
+                                                             gpointer        obj,
+                                                             uint32_t        seq,
+                                                             SpaResult       res);
+
+G_END_DECLS
+
+#endif /* __PINOS_MAIN_LOOP_H__ */