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# SPDX-License-Identifier: GPL-2.0+
# Copyright (c) 2016 Google, Inc
# Written by Simon Glass <sjg@chromium.org>
#
# Entry-type module for external blobs, not built by U-Boot
#
import os
from binman.etype.blob import Entry_blob
from dtoc import fdt_util
from patman import tools
from patman import tout
class Entry_blob_ext(Entry_blob):
"""Entry containing an externally built binary blob
Note: This should not be used by itself. It is normally used as a parent
class by other entry types.
If the file providing this blob is missing, binman can optionally ignore it
and produce a broken image with a warning.
See 'blob' for Properties / Entry arguments.
"""
def __init__(self, section, etype, node):
Entry_blob.__init__(self, section, etype, node)
self.external = True
def ObtainContents(self):
self._filename = self.GetDefaultFilename()
self._pathname = tools.GetInputFilename(self._filename,
self.section.GetAllowMissing())
# Allow the file to be missing
if not self._pathname:
self.SetContents(b'')
self.missing = True
return True
return super().ObtainContents()
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