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- # SPDX-License-Identifier: GPL-2.0+
- # Copyright (c) 2018 Google, Inc
- # Written by Simon Glass <sjg@chromium.org>
- #
- # Entry-type module for a blob where the filename comes from a property in the
- # node or an entry argument. The property is called '<blob_fname>-path' where
- # <blob_fname> is provided by the subclass using this entry type.
- from collections import OrderedDict
- from binman.etype.blob import Entry_blob
- from binman.entry import EntryArg
- class Entry_blob_named_by_arg(Entry_blob):
- """A blob entry which gets its filename property from its subclass
- Properties / Entry arguments:
- - <xxx>-path: Filename containing the contents of this entry (optional,
- defaults to None)
- where <xxx> is the blob_fname argument to the constructor.
- This entry cannot be used directly. Instead, it is used as a parent class
- for another entry, which defined blob_fname. This parameter is used to
- set the entry-arg or property containing the filename. The entry-arg or
- property is in turn used to set the actual filename.
- See cros_ec_rw for an example of this.
- """
- def __init__(self, section, etype, node, blob_fname, required=False):
- super().__init__(section, etype, node)
- filename, = self.GetEntryArgsOrProps(
- [EntryArg('%s-path' % blob_fname, str)], required=required)
- if filename:
- self._filename = filename
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