Fix: ensure userspace accesses are done with _inatomic

[lttng-modules.git] / probes / lttng-probe-user.h

diff --git a/probes/lttng-probe-user.h b/probes/lttng-probe-user.h
new file mode 100644 (file)
index 0000000..e03e4b0
--- /dev/null
+++ b/probes/lttng-probe-user.h
@@ -0,0 +1,30 @@
+#ifndef _LTTNG_PROBE_USER_H
+#define _LTTNG_PROBE_USER_H
+
+/*
+ * lttng-probe-user.h
+ *
+ * Copyright (C) 2012 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
+ *
+ * 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; only
+ * version 2.1 of the License.
+ *
+ * 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
+ */
+
+/*
+ * Calculate string length. Include final null terminating character if there is
+ * one, or ends at first fault.
+ */
+long lttng_strlen_user_inatomic(const char *addr);
+
+#endif /* _LTTNG_PROBE_USER_H */