Fix: wrapper random documentation

[lttng-modules.git] / wrapper / random.h

diff --git a/wrapper/random.h b/wrapper/random.h
index 30a14d185f3fe5bd83faab78dc2f7cce5827b873..073a09a24957601320fe71aafbe08140b10874e2 100644 (file)
--- a/wrapper/random.h
+++ b/wrapper/random.h
@@ -1,17 +1,18 @@
-#ifndef _LTTNG_WRAPPER_RANDOM_H
-#define _LTTNG_WRAPPER_RANDOM_H
-
-/*
- * Copyright (C) 2011 Mathieu Desnoyers (mathieu.desnoyers@efficios.com)
+/* SPDX-License-Identifier: (GPL-2.0-only OR LGPL-2.1-only)
+ *
+ * wrapper/random.h
  *
- * wrapper around bootid read. Using KALLSYMS to get its address when
- * available, else we need to have a kernel that exports this function to GPL
- * modules.
+ * wrapper around bootid read. Read the boot id through the /proc filesystem.
  *
- * Dual LGPL v2.1/GPL v2 license.
+ * Copyright (C) 2011-2012 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
  */
 
-#define BOOT_ID_LEN    37
+#ifndef _LTTNG_WRAPPER_RANDOM_H
+#define _LTTNG_WRAPPER_RANDOM_H
+
+#include <lttng-clock.h>
+
+#define BOOT_ID_LEN    LTTNG_MODULES_UUID_STR_LEN
 
 int wrapper_get_bootid(char *bootid);