+#ifndef _UST_PROBE_H
+#define _UST_PROBE_H
+
+/*
+ * Copyright (C) 2009 Pierre-Marc Fournier
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ *
+ */
+
+/* Maximum number of callbacks per marker */
+#define LTT_NR_CALLBACKS 10
+
+struct ltt_serialize_closure;
+
+typedef size_t (*ltt_serialize_cb)(struct ust_buffer *buf, size_t buf_offset,
+ struct ltt_serialize_closure *closure,
+ void *serialize_private, int *largest_align,
+ const char *fmt, va_list *args);
+
+struct ltt_available_probe {
+ const char *name; /* probe name */
+ const char *format;
+ marker_probe_func *probe_func;
+ ltt_serialize_cb callbacks[LTT_NR_CALLBACKS];
+ struct list_head node; /* registered probes list */
+};
+
+extern int ltt_probe_register(struct ltt_available_probe *pdata);
+extern int ltt_probe_unregister(struct ltt_available_probe *pdata);
+extern int ltt_marker_connect(const char *channel, const char *mname,
+ const char *pname);
+extern int ltt_marker_disconnect(const char *channel, const char *mname,
+ const char *pname);
+
+#endif /* _UST_PROBE_H */