binman: Store the original data before compression
When compressing an entry, the original uncompressed data is overwritten.
Store it so it is available if needed.
Signed-off-by: Simon Glass <sjg@chromium.org>
diff --git a/tools/binman/entry.py b/tools/binman/entry.py
index 0421129..d701eaf 100644
--- a/tools/binman/entry.py
+++ b/tools/binman/entry.py
@@ -60,7 +60,10 @@
the containing section, 0 if none. The pad bytes become part of
the entry.
data: Contents of entry (string of bytes). This does not include
- padding created by pad_before or pad_after
+ padding created by pad_before or pad_after. If the entry is
+ compressed, this contains the compressed data.
+ uncomp_data: Original uncompressed data, if this entry is compressed,
+ else None
compress: Compression algoithm used (e.g. 'lz4'), 'none' if none
orig_offset: Original offset value read from node
orig_size: Original size value read from node
@@ -83,6 +86,7 @@
self.pre_reset_size = None
self.uncomp_size = None
self.data = None
+ self.uncomp_data = None
self.contents_size = 0
self.align = None
self.align_size = None
@@ -856,6 +860,7 @@
Returns:
Compressed data (first word is the compressed size)
"""
+ self.uncomp_data = indata
if self.compress != 'none':
self.uncomp_size = len(indata)
data = tools.Compress(indata, self.compress)