1 files changed, 45 insertions, 0 deletions
diff --git a/src/VBox/Devices/EFI/Firmware/BaseTools/Source/Python/Common/LongFilePathSupport.py b/src/VBox/Devices/EFI/Firmware/BaseTools/Source/Python/Common/LongFilePathSupport.py
new file mode 100755
index 00000000..193abd26
--- /dev/null
+++ b/src/VBox/Devices/EFI/Firmware/BaseTools/Source/Python/Common/LongFilePathSupport.py
@@ -0,0 +1,45 @@
+## @file
+# Override built in function file.open to provide support for long file path
+#
+# Copyright (c) 2014 - 2015, Intel Corporation. All rights reserved.<BR>
+# SPDX-License-Identifier: BSD-2-Clause-Patent
+#
+
+import os
+import platform
+import shutil
+import codecs
+
+##
+# OpenLongPath
+# Convert a file path to a long file path
+#
+def LongFilePath(FileName):
+    FileName = os.path.normpath(FileName)
+    if platform.system() == 'Windows':
+        if FileName.startswith('\\\\?\\'):
+            return FileName
+        if FileName.startswith('\\\\'):
+            return '\\\\?\\UNC\\' + FileName[2:]
+        if os.path.isabs(FileName):
+            return '\\\\?\\' + FileName
+    return FileName
+
+##
+# OpenLongFilePath
+# wrap open to support opening a long file path
+#
+def OpenLongFilePath(FileName, Mode='r', Buffer= -1):
+    return open(LongFilePath(FileName), Mode, Buffer)
+
+def CodecOpenLongFilePath(Filename, Mode='rb', Encoding=None, Errors='strict', Buffering=1):
+    return codecs.open(LongFilePath(Filename), Mode, Encoding, Errors, Buffering)
+
+##
+# CopyLongFilePath
+# wrap copyfile to support copy a long file path
+#
+def CopyLongFilePath(src, dst):
+    with open(LongFilePath(src), 'rb') as fsrc:
+        with open(LongFilePath(dst), 'wb') as fdst:
+            shutil.copyfileobj(fsrc, fdst)