Various improvements

context: fix memory free
subscribe: implement dummy methods
introspect: implement more
stream: keep track of dequeued buffers ourselves because we need to
be able to cancel and keep track of writable size.

src/thread-mainloop.c

@@ -0,0 +1,118 @@
+/* PipeWire
+ * Copyright (C) 2018 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.
+ */
+
+#include <pipewire/log.h>
+#include <pipewire/thread-loop.h>
+
+#include <pulse/mainloop.h>
+#include <pulse/thread-mainloop.h>
+
+#include "internal.h"
+
+struct pa_threaded_mainloop
+{
+	pa_mainloop *loop;
+	struct pw_thread_loop *tloop;
+};
+
+pa_threaded_mainloop *pa_threaded_mainloop_new(void)
+{
+	pa_threaded_mainloop *m;
+
+	m = calloc(1, sizeof(pa_threaded_mainloop));
+	if (m == NULL)
+		return NULL;
+
+	m->loop = pa_mainloop_new();
+	if (m->loop == NULL)
+		goto no_mem;
+
+	m->tloop = pw_thread_loop_new(m->loop->loop, NULL);
+	if (m->tloop == NULL)
+		goto no_mem;
+
+	return m;
+
+     no_mem:
+	if (m->loop)
+		pa_mainloop_free(m->loop);
+	free(m);
+	return NULL;
+}
+
+void pa_threaded_mainloop_free(pa_threaded_mainloop* m)
+{
+	pw_thread_loop_destroy(m->tloop);
+	pa_mainloop_free(m->loop);
+	free(m);
+}
+
+int pa_threaded_mainloop_start(pa_threaded_mainloop *m)
+{
+	return pw_thread_loop_start(m->tloop);
+}
+
+void pa_threaded_mainloop_stop(pa_threaded_mainloop *m)
+{
+	pw_thread_loop_stop(m->tloop);
+}
+
+void pa_threaded_mainloop_lock(pa_threaded_mainloop *m)
+{
+	pw_thread_loop_lock(m->tloop);
+}
+
+void pa_threaded_mainloop_unlock(pa_threaded_mainloop *m)
+{
+	pw_thread_loop_unlock(m->tloop);
+}
+
+void pa_threaded_mainloop_wait(pa_threaded_mainloop *m)
+{
+	pw_thread_loop_wait(m->tloop);
+}
+
+void pa_threaded_mainloop_signal(pa_threaded_mainloop *m, int wait_for_accept)
+{
+	pw_thread_loop_signal(m->tloop, wait_for_accept);
+}
+
+void pa_threaded_mainloop_accept(pa_threaded_mainloop *m)
+{
+	pw_thread_loop_accept(m->tloop);
+}
+
+int pa_threaded_mainloop_get_retval(pa_threaded_mainloop *m)
+{
+	return pa_mainloop_get_retval(m->loop);
+}
+
+pa_mainloop_api* pa_threaded_mainloop_get_api(pa_threaded_mainloop*m)
+{
+	return pa_mainloop_get_api(m->loop);
+}
+
+int pa_threaded_mainloop_in_thread(pa_threaded_mainloop *m)
+{
+	return pw_thread_loop_in_thread(m->tloop);
+}
+
+void pa_threaded_mainloop_set_name(pa_threaded_mainloop *m, const char *name)
+{
+}