/* GStreamer

 * Copyright (C) 2016 Collabora Ltd. <guillaume.desmottes@collabora.co.uk>

 *

 * gstleaks.c: tracing module detecting object leaks

 *

 * 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 __GST_LEAKS_TRACER_H__

#define __GST_LEAKS_TRACER_H__

#include <gst/gst.h>

#include <gst/gsttracer.h>

G_BEGIN_DECLS

#define GST_TYPE_LEAKS_TRACER \

  (gst_leaks_tracer_get_type())

#define GST_LEAKS_TRACER(obj) \

  (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_LEAKS_TRACER,GstLeaksTracer))

#define GST_LEAKS_TRACER_CLASS(klass) \

  (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_LEAKS_TRACER,GstLeaksTracerClass))

#define GST_IS_LEAKS_TRACER(obj) \

  (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_LEAKS_TRACER))

#define GST_IS_LEAKS_TRACER_CLASS(klass) \

  (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_LEAKS_TRACER))

#define GST_LEAKS_TRACER_CAST(obj) ((GstLeaksTracer *)(obj))

typedef struct _GstLeaksTracer GstLeaksTracer;

typedef struct _GstLeaksTracerClass GstLeaksTracerClass;

/**

 * GstLeaksTracer:

 *

 * Opaque #GstLeaksTracer data structure

 */

struct _GstLeaksTracer {

  GstTracer parent;

  /*< private >*/

  /* gpointer (object currently alive) -> gchar * (its creation trace, or

   * NULL). Protected by object lock */

  GHashTable *objects;

  /* array of GType used as filtering */

  GArray *filter;

  /* Set of owned ObjectLog.  Protected by object lock */

  GHashTable *added;

  /* Set of owned ObjectLog.  Protected by object lock */

  GHashTable *removed;

  /* If not NULL, contain a set of string representing type filter not

   * (yet?) known by the type system.

   * Protected by object lock. */

  GHashTable *unhandled_filter;

  /* The number of elements in unhandled_filter */

  gint unhandled_filter_count;

  gboolean done;

  gboolean check_refs;

  GstStackTraceFlags trace_flags;

};

struct _GstLeaksTracerClass {

  GstTracerClass parent_class;

};

G_GNUC_INTERNAL GType gst_leaks_tracer_get_type (void);

G_END_DECLS

#endif /* __GST_LEAKS_TRACER_H__ */