scripts: Add SPDX headers

Add SPDX headers indicating the Apache-2.0 license to the scripts in the
scripts directory.  This can be assumed due to the presence of the
Apache-2.0 LICENSE file at the top of the project.

Fixes #930

Signed-off-by: David Brown <david.brown@linaro.org>

scripts/assemble.py

@@ -2,6 +2,8 @@
 #
 # Copyright 2017 Linaro Limited
 #
+# SPDX-License-Identifier: Apache-2.0
+#
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
 # You may obtain a copy of the License at

scripts/flash.sh

@@ -1,4 +1,6 @@
 #! /bin/bash
+#
+# SPDX-License-Identifier: Apache-2.0
 
 source $(dirname $0)/../target.sh
 

scripts/gdb-boot.sh

@@ -1,4 +1,6 @@
 #! /bin/bash
+#
+# SPDX-License-Identifier: Apache-2.0
 
 source $(dirname $0)/../target.sh
 

scripts/imgtool.nix

@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: Apache-2.0
 #
 # Nix environment for imgtool
 #

scripts/imgtool.py

@@ -2,6 +2,8 @@
 #
 # Copyright 2017 Linaro Limited
 #
+# SPDX-License-Identifier: Apache-2.0
+#
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
 # You may obtain a copy of the License at

scripts/imgtool/__init__.py

@@ -1,5 +1,7 @@
 # Copyright 2017-2020 Linaro Limited
 #
+# SPDX-License-Identifier: Apache-2.0
+#
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
 # You may obtain a copy of the License at

scripts/imgtool/boot_record.py

@@ -1,6 +1,8 @@
 # Copyright (c) 2019, Arm Limited.
 # Copyright (c) 2020, Linaro Limited
 #
+# SPDX-License-Identifier: Apache-2.0
+#
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
 # You may obtain a copy of the License at

scripts/imgtool/image.py

@@ -2,6 +2,8 @@
 # Copyright 2017-2020 Linaro Limited
 # Copyright 2019-2020 Arm Limited
 #
+# SPDX-License-Identifier: Apache-2.0
+#
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
 # You may obtain a copy of the License at

scripts/imgtool/keys/__init__.py

@@ -1,5 +1,7 @@
 # Copyright 2017 Linaro Limited
 #
+# SPDX-License-Identifier: Apache-2.0
+#
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
 # You may obtain a copy of the License at

scripts/imgtool/keys/ecdsa.py

@@ -2,6 +2,8 @@
 ECDSA key management
 """
 
+# SPDX-License-Identifier: Apache-2.0
+
 from cryptography.hazmat.backends import default_backend
 from cryptography.hazmat.primitives import serialization
 from cryptography.hazmat.primitives.asymmetric import ec

scripts/imgtool/keys/ecdsa_test.py

@@ -2,6 +2,8 @@
 Tests for ECDSA keys
 """
 
+# SPDX-License-Identifier: Apache-2.0
+
 import io
 import os.path
 import sys

scripts/imgtool/keys/ed25519.py

@@ -2,6 +2,8 @@
 ED25519 key management
 """
 
+# SPDX-License-Identifier: Apache-2.0
+
 from cryptography.hazmat.backends import default_backend
 from cryptography.hazmat.primitives import serialization
 from cryptography.hazmat.primitives.asymmetric import ed25519

scripts/imgtool/keys/ed25519_test.py

@@ -2,6 +2,8 @@
 Tests for ECDSA keys
 """
 
+# SPDX-License-Identifier: Apache-2.0
+
 import hashlib
 import io
 import os.path

scripts/imgtool/keys/general.py

@@ -1,5 +1,7 @@
 """General key class."""
 
+# SPDX-License-Identifier: Apache-2.0
+
 import sys
 
 AUTOGEN_MESSAGE = "/* Autogenerated by imgtool.py, do not edit. */"

scripts/imgtool/keys/rsa.py

@@ -2,6 +2,8 @@
 RSA Key management
 """
 
+# SPDX-License-Identifier: Apache-2.0
+
 from cryptography.hazmat.backends import default_backend
 from cryptography.hazmat.primitives import serialization
 from cryptography.hazmat.primitives.asymmetric import rsa

scripts/imgtool/keys/rsa_test.py

@@ -2,6 +2,8 @@
 Tests for RSA keys
 """
 
+# SPDX-License-Identifier: Apache-2.0
+
 import io
 import os
 import sys

scripts/imgtool/keys/x25519.py

@@ -2,6 +2,8 @@
 X25519 key management
 """
 
+# SPDX-License-Identifier: Apache-2.0
+
 from cryptography.hazmat.backends import default_backend
 from cryptography.hazmat.primitives import serialization
 from cryptography.hazmat.primitives.asymmetric import x25519

scripts/imgtool/main.py

@@ -3,6 +3,8 @@
 # Copyright 2017-2020 Linaro Limited
 # Copyright 2019-2020 Arm Limited
 #
+# SPDX-License-Identifier: Apache-2.0
+#
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
 # You may obtain a copy of the License at

scripts/imgtool/version.py

@@ -1,5 +1,7 @@
 # Copyright 2017 Linaro Limited
 #
+# SPDX-License-Identifier: Apache-2.0
+#
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
 # You may obtain a copy of the License at

scripts/jgdb.sh

@@ -1,4 +1,6 @@
 #! /bin/bash
+#
+# SPDX-License-Identifier: Apache-2.0
 
 source $(dirname $0)/../target.sh
 

scripts/jl.sh

@@ -1,4 +1,6 @@
 #!/bin/bash
+#
+# SPDX-License-Identifier: Apache-2.0
 
 source $(dirname $0)/../target.sh
 

scripts/setup.py

@@ -1,3 +1,5 @@
+# SPDX-License-Identifier: Apache-2.0
+
 import setuptools
 from imgtool import imgtool_version