net: migrate to SPDX identifier

Most tools used for compliance and SBOM generation use SPDX identifiers
This change brings us a step closer to an easy SBOM generation.

Signed-off-by: Alin Jerpelea <alin.jerpelea@sony.com>

net/CMakeLists.txt

@@ -1,6 +1,8 @@
 # ##############################################################################
 # net/CMakeLists.txt
 #
+# SPDX-License-Identifier: Apache-2.0
+#
 # Licensed to the Apache Software Foundation (ASF) under one or more contributor
 # license agreements.  See the NOTICE file distributed with this work for
 # additional information regarding copyright ownership.  The ASF licenses this

net/Makefile

@@ -1,6 +1,8 @@
 ############################################################################
 # net/Makefile
 #
+# SPDX-License-Identifier: Apache-2.0
+#
 # Licensed to the Apache Software Foundation (ASF) under one or more
 # contributor license agreements.  See the NOTICE file distributed with
 # this work for additional information regarding copyright ownership.  The

net/arp/CMakeLists.txt

@@ -1,6 +1,8 @@
 # ##############################################################################
 # net/arp/CMakeLists.txt
 #
+# SPDX-License-Identifier: Apache-2.0
+#
 # Licensed to the Apache Software Foundation (ASF) under one or more contributor
 # license agreements.  See the NOTICE file distributed with this work for
 # additional information regarding copyright ownership.  The ASF licenses this

net/arp/Make.defs

@@ -1,6 +1,8 @@
 ############################################################################
 # net/arp/Make.defs
 #
+# SPDX-License-Identifier: Apache-2.0
+#
 # Licensed to the Apache Software Foundation (ASF) under one or more
 # contributor license agreements.  See the NOTICE file distributed with
 # this work for additional information regarding copyright ownership.  The

net/arp/arp.h

@@ -1,6 +1,8 @@
 /****************************************************************************
  * net/arp/arp.h
  *
+ * SPDX-License-Identifier: Apache-2.0
+ *
  * Licensed to the Apache Software Foundation (ASF) under one or more
  * contributor license agreements.  See the NOTICE file distributed with
  * this work for additional information regarding copyright ownership.  The

net/arp/arp_acd.c

@@ -1,6 +1,8 @@
 /****************************************************************************
  * net/arp/arp_acd.c
  *
+ * SPDX-License-Identifier: Apache-2.0
+ *
  * Licensed to the Apache Software Foundation (ASF) under one or more
  * contributor license agreements.  See the NOTICE file distributed with
  * this work for additional information regarding copyright ownership.  The

net/arp/arp_dump.c

@@ -1,6 +1,8 @@
 /****************************************************************************
  * net/arp/arp_dump.c
  *
+ * SPDX-License-Identifier: BSD-3-Clause
+ *
  *   Copyright (C) 2007-2011, 2014 Gregory Nutt. All rights reserved.
  *   Author: Gregory Nutt <gnutt@nuttx.org>
  *

net/arp/arp_format.c

@@ -1,6 +1,8 @@
 /****************************************************************************
  * net/arp/arp_format.c
  *
+ * SPDX-License-Identifier: BSD-3-Clause
+ *
  *   Copyright (C) 2007-2011, 2014 Gregory Nutt. All rights reserved.
  *   Author: Gregory Nutt <gnutt@nuttx.org>
  *

net/arp/arp_input.c

@@ -1,6 +1,8 @@
 /****************************************************************************
  * net/arp/arp_input.c
  *
+ * SPDX-License-Identifier: BSD-3-Clause
+ *
  *   Copyright (C) 2007-2011, 2014 Gregory Nutt. All rights reserved.
  *   Author: Gregory Nutt <gnutt@nuttx.org>
  *

net/arp/arp_ipin.c

@@ -1,6 +1,8 @@
 /****************************************************************************
  * net/arp/arp_ipin.c
  *
+ * SPDX-License-Identifier: BSD-3-Clause
+ *
  *   Copyright (C) 2007-2011, 2014 Gregory Nutt. All rights reserved.
  *   Author: Gregory Nutt <gnutt@nuttx.org>
  *

net/arp/arp_notify.c

@@ -1,6 +1,8 @@
 /****************************************************************************
  * net/arp/arp_notify.c
  *
+ * SPDX-License-Identifier: Apache-2.0
+ *
  * Licensed to the Apache Software Foundation (ASF) under one or more
  * contributor license agreements.  See the NOTICE file distributed with
  * this work for additional information regarding copyright ownership.  The

net/arp/arp_out.c

@@ -1,6 +1,8 @@
 /****************************************************************************
  * net/arp/arp_out.c
  *
+ * SPDX-License-Identifier: BSD-3-Clause
+ *
  *   Copyright (C) 2007-2011, 2014-2015, 2017-2018 Gregory Nutt. All rights
  *     reserved.
  *   Author: Gregory Nutt <gnutt@nuttx.org>

net/arp/arp_poll.c

@@ -1,6 +1,8 @@
 /****************************************************************************
  * net/arp/arp_poll.c
  *
+ * SPDX-License-Identifier: Apache-2.0
+ *
  * Licensed to the Apache Software Foundation (ASF) under one or more
  * contributor license agreements.  See the NOTICE file distributed with
  * this work for additional information regarding copyright ownership.  The

net/arp/arp_send.c

@@ -1,6 +1,8 @@
 /****************************************************************************
  * net/arp/arp_send.c
  *
+ * SPDX-License-Identifier: Apache-2.0
+ *
  * Licensed to the Apache Software Foundation (ASF) under one or more
  * contributor license agreements.  See the NOTICE file distributed with
  * this work for additional information regarding copyright ownership.  The

net/arp/arp_table.c

@@ -1,6 +1,7 @@
 /****************************************************************************
  * net/arp/arp_table.c
- * Implementation of the ARP Address Resolution Protocol.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
  *
  *   Copyright (C) 2007-2009, 2011, 2014, 2018 Gregory Nutt. All rights
  *     reserved.

net/bluetooth/CMakeLists.txt

@@ -1,6 +1,8 @@
 # ##############################################################################
 # net/bluetooth/CMakeLists.txt
 #
+# SPDX-License-Identifier: Apache-2.0
+#
 # Licensed to the Apache Software Foundation (ASF) under one or more contributor
 # license agreements.  See the NOTICE file distributed with this work for
 # additional information regarding copyright ownership.  The ASF licenses this

net/bluetooth/Make.defs

@@ -1,6 +1,8 @@
 ############################################################################
 # net/bluetooth/Make.defs
 #
+# SPDX-License-Identifier: Apache-2.0
+#
 # Licensed to the Apache Software Foundation (ASF) under one or more
 # contributor license agreements.  See the NOTICE file distributed with
 # this work for additional information regarding copyright ownership.  The

net/bluetooth/bluetooth.h

@@ -1,6 +1,8 @@
 /****************************************************************************
  * net/bluetooth/bluetooth.h
  *
+ * SPDX-License-Identifier: Apache-2.0
+ *
  * Licensed to the Apache Software Foundation (ASF) under one or more
  * contributor license agreements.  See the NOTICE file distributed with
  * this work for additional information regarding copyright ownership.  The

net/bluetooth/bluetooth_callback.c

@@ -1,6 +1,8 @@
 /****************************************************************************
  * net/bluetooth/bluetooth_callback.c
  *
+ * SPDX-License-Identifier: Apache-2.0
+ *
  * Licensed to the Apache Software Foundation (ASF) under one or more
  * contributor license agreements.  See the NOTICE file distributed with
  * this work for additional information regarding copyright ownership.  The

net/bluetooth/bluetooth_conn.c

@@ -1,6 +1,8 @@
 /****************************************************************************
  * net/bluetooth/bluetooth_conn.c
  *
+ * SPDX-License-Identifier: Apache-2.0
+ *
  * Licensed to the Apache Software Foundation (ASF) under one or more
  * contributor license agreements.  See the NOTICE file distributed with
  * this work for additional information regarding copyright ownership.  The

net/bluetooth/bluetooth_container.c

@@ -1,6 +1,8 @@
 /****************************************************************************
  * net/bluetooth/bluetooth_container.c
  *
+ * SPDX-License-Identifier: Apache-2.0
+ *
  * Licensed to the Apache Software Foundation (ASF) under one or more
  * contributor license agreements.  See the NOTICE file distributed with
  * this work for additional information regarding copyright ownership.  The

net/bluetooth/bluetooth_finddev.c

@@ -1,6 +1,8 @@
 /****************************************************************************
  * net/bluetooth/bluetooth_finddev.c
  *
+ * SPDX-License-Identifier: Apache-2.0
+ *
  * Licensed to the Apache Software Foundation (ASF) under one or more
  * contributor license agreements.  See the NOTICE file distributed with
  * this work for additional information regarding copyright ownership.  The

net/bluetooth/bluetooth_initialize.c

@@ -1,6 +1,8 @@
 /****************************************************************************
  * net/bluetooth/bluetooth_initialize.c
  *
+ * SPDX-License-Identifier: Apache-2.0
+ *
  * Licensed to the Apache Software Foundation (ASF) under one or more
  * contributor license agreements.  See the NOTICE file distributed with
  * this work for additional information regarding copyright ownership.  The

net/bluetooth/bluetooth_input.c

@@ -1,6 +1,8 @@
 /****************************************************************************
  * net/bluetooth/bluetooth_input.c
  *
+ * SPDX-License-Identifier: Apache-2.0
+ *
  * Licensed to the Apache Software Foundation (ASF) under one or more
  * contributor license agreements.  See the NOTICE file distributed with
  * this work for additional information regarding copyright ownership.  The

net/bluetooth/bluetooth_poll.c

@@ -1,6 +1,8 @@
 /****************************************************************************
  * net/bluetooth/bluetooth_poll.c
  *
+ * SPDX-License-Identifier: Apache-2.0
+ *
  * Licensed to the Apache Software Foundation (ASF) under one or more
  * contributor license agreements.  See the NOTICE file distributed with
  * this work for additional information regarding copyright ownership.  The

net/bluetooth/bluetooth_recvmsg.c

@@ -1,6 +1,8 @@
 /****************************************************************************
  * net/bluetooth/bluetooth_recvmsg.c
  *
+ * SPDX-License-Identifier: Apache-2.0
+ *
  * Licensed to the Apache Software Foundation (ASF) under one or more
  * contributor license agreements.  See the NOTICE file distributed with
  * this work for additional information regarding copyright ownership.  The

net/bluetooth/bluetooth_sendmsg.c

@@ -1,6 +1,8 @@
 /****************************************************************************
  * net/bluetooth/bluetooth_sendmsg.c
  *
+ * SPDX-License-Identifier: Apache-2.0
+ *
  * Licensed to the Apache Software Foundation (ASF) under one or more
  * contributor license agreements.  See the NOTICE file distributed with
  * this work for additional information regarding copyright ownership.  The

net/bluetooth/bluetooth_sockif.c

@@ -1,6 +1,8 @@
 /****************************************************************************
  * net/bluetooth/bluetooth_sockif.c
  *
+ * SPDX-License-Identifier: Apache-2.0
+ *
  * Licensed to the Apache Software Foundation (ASF) under one or more
  * contributor license agreements.  See the NOTICE file distributed with
  * this work for additional information regarding copyright ownership.  The

net/can/CMakeLists.txt

@@ -1,6 +1,8 @@
 # ##############################################################################
 # net/can/CMakeLists.txt
 #
+# SPDX-License-Identifier: Apache-2.0
+#
 # Licensed to the Apache Software Foundation (ASF) under one or more contributor
 # license agreements.  See the NOTICE file distributed with this work for
 # additional information regarding copyright ownership.  The ASF licenses this

net/can/Make.defs

@@ -1,6 +1,8 @@
 ############################################################################
 # net/can/Make.defs
 #
+# SPDX-License-Identifier: Apache-2.0
+#
 # Licensed to the Apache Software Foundation (ASF) under one or more
 # contributor license agreements.  See the NOTICE file distributed with
 # this work for additional information regarding copyright ownership.  The

net/can/can.h

@@ -1,6 +1,8 @@
 /****************************************************************************
  * net/can/can.h
  *
+ * SPDX-License-Identifier: Apache-2.0
+ *
  * Licensed to the Apache Software Foundation (ASF) under one or more
  * contributor license agreements.  See the NOTICE file distributed with
  * this work for additional information regarding copyright ownership.  The

net/can/can_callback.c

@@ -1,6 +1,8 @@
 /****************************************************************************
  * net/can/can_callback.c
  *
+ * SPDX-License-Identifier: Apache-2.0
+ *
  * Licensed to the Apache Software Foundation (ASF) under one or more
  * contributor license agreements.  See the NOTICE file distributed with
  * this work for additional information regarding copyright ownership.  The

net/can/can_conn.c

@@ -1,6 +1,8 @@
 /****************************************************************************
  * net/can/can_conn.c
  *
+ * SPDX-License-Identifier: Apache-2.0
+ *
  * Licensed to the Apache Software Foundation (ASF) under one or more
  * contributor license agreements.  See the NOTICE file distributed with
  * this work for additional information regarding copyright ownership.  The

net/can/can_getsockopt.c

@@ -1,6 +1,8 @@
 /****************************************************************************
  * net/can/can_getsockopt.c
  *
+ * SPDX-License-Identifier: Apache-2.0
+ *
  * Licensed to the Apache Software Foundation (ASF) under one or more
  * contributor license agreements.  See the NOTICE file distributed with
  * this work for additional information regarding copyright ownership.  The

net/can/can_input.c

@@ -1,6 +1,7 @@
 /****************************************************************************
  * net/can/can_input.c
- * Handling incoming packet input
+ *
+ * SPDX-License-Identifier: Apache-2.0
  *
  * Licensed to the Apache Software Foundation (ASF) under one or more
  * contributor license agreements.  See the NOTICE file distributed with

net/can/can_notifier.c

@@ -1,6 +1,8 @@
 /****************************************************************************
  * net/can/can_notifier.c
  *
+ * SPDX-License-Identifier: Apache-2.0
+ *
  * Licensed to the Apache Software Foundation (ASF) under one or more
  * contributor license agreements.  See the NOTICE file distributed with
  * this work for additional information regarding copyright ownership.  The

net/can/can_poll.c

@@ -1,6 +1,7 @@
 /****************************************************************************
  * net/can/can_poll.c
- * Poll for the availability of packet TX data
+ *
+ * SPDX-License-Identifier: Apache-2.0
  *
  * Licensed to the Apache Software Foundation (ASF) under one or more
  * contributor license agreements.  See the NOTICE file distributed with

net/can/can_recvmsg.c

@@ -1,6 +1,8 @@
 /****************************************************************************
  * net/can/can_recvmsg.c
  *
+ * SPDX-License-Identifier: Apache-2.0
+ *
  * Licensed to the Apache Software Foundation (ASF) under one or more
  * contributor license agreements.  See the NOTICE file distributed with
  * this work for additional information regarding copyright ownership.  The

net/can/can_sendmsg.c

@@ -1,6 +1,8 @@
 /****************************************************************************
  * net/can/can_sendmsg.c
  *
+ * SPDX-License-Identifier: Apache-2.0
+ *
  * Licensed to the Apache Software Foundation (ASF) under one or more
  * contributor license agreements.  See the NOTICE file distributed with
  * this work for additional information regarding copyright ownership.  The

net/can/can_setsockopt.c

@@ -1,6 +1,8 @@
 /****************************************************************************
  * net/can/can_setsockopt.c
  *
+ * SPDX-License-Identifier: Apache-2.0
+ *
  * Licensed to the Apache Software Foundation (ASF) under one or more
  * contributor license agreements.  See the NOTICE file distributed with
  * this work for additional information regarding copyright ownership.  The

net/can/can_sockif.c

@@ -1,6 +1,8 @@
 /****************************************************************************
  * net/can/can_sockif.c
  *
+ * SPDX-License-Identifier: Apache-2.0
+ *
  * Licensed to the Apache Software Foundation (ASF) under one or more
  * contributor license agreements.  See the NOTICE file distributed with
  * this work for additional information regarding copyright ownership.  The

net/devif/CMakeLists.txt

@@ -1,6 +1,8 @@
 # ##############################################################################
 # net/devif/CMakeLists.txt
 #
+# SPDX-License-Identifier: Apache-2.0
+#
 # Licensed to the Apache Software Foundation (ASF) under one or more contributor
 # license agreements.  See the NOTICE file distributed with this work for
 # additional information regarding copyright ownership.  The ASF licenses this

net/devif/Make.defs

@@ -1,6 +1,8 @@
 ############################################################################
 # net/devif/Make.defs
 #
+# SPDX-License-Identifier: Apache-2.0
+#
 # Licensed to the Apache Software Foundation (ASF) under one or more
 # contributor license agreements.  See the NOTICE file distributed with
 # this work for additional information regarding copyright ownership.  The

net/devif/devif.h

@@ -1,6 +1,8 @@
 /****************************************************************************
  * net/devif/devif.h
  *
+ * SPDX-License-Identifier: BSD-3-Clause
+ *
  *   Copyright (C) 2007-2009, 2013-2017 Gregory Nutt. All rights reserved.
  *   Author: Gregory Nutt <gnutt@nuttx.org>
  *

net/devif/devif_callback.c

@@ -1,6 +1,8 @@
 /****************************************************************************
  * net/devif/devif_callback.c
  *
+ * SPDX-License-Identifier: Apache-2.0
+ *
  * Licensed to the Apache Software Foundation (ASF) under one or more
  * contributor license agreements.  See the NOTICE file distributed with
  * this work for additional information regarding copyright ownership.  The

net/devif/devif_filesend.c

@@ -1,6 +1,8 @@
 /****************************************************************************
  * net/devif/devif_filesend.c
  *
+ * SPDX-License-Identifier: Apache-2.0
+ *
  * Licensed to the Apache Software Foundation (ASF) under one or more
  * contributor license agreements.  See the NOTICE file distributed with
  * this work for additional information regarding copyright ownership.  The

net/devif/devif_forward.c

@@ -1,6 +1,8 @@
 /****************************************************************************
  * net/devif/devif_forward.c
  *
+ * SPDX-License-Identifier: Apache-2.0
+ *
  * Licensed to the Apache Software Foundation (ASF) under one or more
  * contributor license agreements.  See the NOTICE file distributed with
  * this work for additional information regarding copyright ownership.  The

net/devif/devif_initialize.c

@@ -1,6 +1,8 @@
 /****************************************************************************
  * net/devif/devif_initialize.c
  *
+ * SPDX-License-Identifier: BSD-3-Clause
+ *
  *   Copyright (C) 2007-2011, 2014, 2017 Gregory Nutt. All rights reserved.
  *   Author: Gregory Nutt <gnutt@nuttx.org>
  *

net/devif/devif_iobsend.c

@@ -1,6 +1,8 @@
 /****************************************************************************
  * net/devif/devif_iobsend.c
  *
+ * SPDX-License-Identifier: Apache-2.0
+ *
  * Licensed to the Apache Software Foundation (ASF) under one or more
  * contributor license agreements.  See the NOTICE file distributed with
  * this work for additional information regarding copyright ownership.  The

net/devif/devif_loopback.c

@@ -1,6 +1,8 @@
 /****************************************************************************
  * net/devif/devif_loopback.c
  *
+ * SPDX-License-Identifier: Apache-2.0
+ *
  * Licensed to the Apache Software Foundation (ASF) under one or more
  * contributor license agreements.  See the NOTICE file distributed with
  * this work for additional information regarding copyright ownership.  The