1 files changed, 38 insertions, 8 deletions
diff --git a/cpukit/include/rtems/score/timespec.h b/cpukit/include/rtems/score/timespec.h
index 314d804f7d..2e419d69de 100644
--- a/cpukit/include/rtems/score/timespec.h
+++ b/cpukit/include/rtems/score/timespec.h
@@ -1,19 +1,37 @@
+/* SPDX-License-Identifier: BSD-2-Clause */
+
 /**
  * @file
  *
- * @ingroup Timespec
+ * @ingroup RTEMSScoreTimespec
  *
  * @brief This header file provides the interfaces of the
- *   @ref RTEMSScoreTimespec.
+ * @ref RTEMSScoreTimespec.
  */
 
 /*
- *  COPYRIGHT (c) 1989-2009.
- *  On-Line Applications Research Corporation (OAR).
- *
- *  The license and distribution terms for this file may be
- *  found in the file LICENSE in this distribution or at
- *  http://www.rtems.org/license/LICENSE.
+ * COPYRIGHT (C) 1989, 2021 On-Line Applications Research Corporation (OAR).
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
  */
 
 #ifndef _RTEMS_SCORE_TIMESPEC_H
@@ -106,6 +124,18 @@ uint64_t _Timespec_Get_as_nanoseconds(
 );
 
 /**
+ * @brief Checks if the values in @a time are non-negative.
+ *
+ * @param[in] time is the timespec instance to validate.
+ *
+ * @retval true If @a time is filled with non-negative values.
+ * @retval false If @a time is not filled with non-negative values.
+ */
+bool _Timespec_Is_non_negative(
+  const struct timespec *time
+);
+
+/**
  * @brief Checks if timespec is valid.
  *
  * This method determines the validity of a timespec.