Import of the watch repository from Pebble

tools/unpack.py

@@ -0,0 +1,35 @@
+# Copyright 2024 Google LLC
+#
+# 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
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+import os
+import sys
+import argparse
+
+from pbpack import ResourcePack
+
+def main():
+    parser = argparse.ArgumentParser(description=
+        'Unpack pbpacked data to recover original file content.')
+    parser.add_argument('pbpack', type=str, help='app_resources.pbpack file to unpack')
+    args = parser.parse_args()
+
+    if os.path.exists(args.pbpack):
+        resource_pack = ResourcePack().deserialize(open(args.pbpack,'rb'))
+        for idx, resource_data in enumerate(resource_pack.contents):
+            with open(str(idx) + '.dat','wb') as outfile: 
+                outfile.write(resource_data)
+
+
+if __name__ == '__main__':
+    main()