diff options
| -rw-r--r-- | tools/binman/control.py | 81 |
1 files changed, 40 insertions, 41 deletions
diff --git a/tools/binman/control.py b/tools/binman/control.py index 9c8bc6253fc..23a3d558612 100644 --- a/tools/binman/control.py +++ b/tools/binman/control.py @@ -118,47 +118,6 @@ def ReadEntry(image_fname, entry_path, decomp=True): return entry.ReadData(decomp) -def WriteEntry(image_fname, entry_path, data, decomp=True, allow_resize=True): - """Replace an entry in an image - - This replaces the data in a particular entry in an image. This size of the - new data must match the size of the old data unless allow_resize is True. - - Args: - image_fname: Image filename to process - entry_path: Path to entry to extract - data: Data to replace with - decomp: True to compress the data if needed, False if data is - already compressed so should be used as is - allow_resize: True to allow entries to change size (this does a re-pack - of the entries), False to raise an exception - - Returns: - Image object that was updated - """ - tout.Info("WriteEntry '%s', file '%s'" % (entry_path, image_fname)) - image = Image.FromFile(image_fname) - entry = image.FindEntryPath(entry_path) - state.PrepareFromLoadedData(image) - image.LoadData() - - # If repacking, drop the old offset/size values except for the original - # ones, so we are only left with the constraints. - if allow_resize: - image.ResetForPack() - tout.Info('Writing data to %s' % entry.GetPath()) - if not entry.WriteData(data, decomp): - if not image.allow_repack: - entry.Raise('Entry data size does not match, but allow-repack is not present for this image') - if not allow_resize: - entry.Raise('Entry data size does not match, but resize is disabled') - tout.Info('Processing image') - ProcessImage(image, update_fdt=True, write_map=False, get_contents=False, - allow_resize=allow_resize) - tout.Info('WriteEntry done') - return image - - def ExtractEntries(image_fname, output_fname, outdir, entry_paths, decomp=True): """Extract the data from one or more entries and write it to files @@ -210,6 +169,46 @@ def ExtractEntries(image_fname, output_fname, outdir, entry_paths, return einfos +def WriteEntry(image_fname, entry_path, data, decomp=True, allow_resize=True): + """Replace an entry in an image + + This replaces the data in a particular entry in an image. This size of the + new data must match the size of the old data unless allow_resize is True. + + Args: + image_fname: Image filename to process + entry_path: Path to entry to extract + data: Data to replace with + decomp: True to compress the data if needed, False if data is + already compressed so should be used as is + allow_resize: True to allow entries to change size (this does a re-pack + of the entries), False to raise an exception + + Returns: + Image object that was updated + """ + tout.Info("WriteEntry '%s', file '%s'" % (entry_path, image_fname)) + image = Image.FromFile(image_fname) + entry = image.FindEntryPath(entry_path) + state.PrepareFromLoadedData(image) + image.LoadData() + + # If repacking, drop the old offset/size values except for the original + # ones, so we are only left with the constraints. + if allow_resize: + image.ResetForPack() + tout.Info('Writing data to %s' % entry.GetPath()) + if not entry.WriteData(data, decomp): + if not image.allow_repack: + entry.Raise('Entry data size does not match, but allow-repack is not present for this image') + if not allow_resize: + entry.Raise('Entry data size does not match, but resize is disabled') + tout.Info('Processing image') + ProcessImage(image, update_fdt=True, write_map=False, get_contents=False, + allow_resize=allow_resize) + tout.Info('WriteEntry done') + return image + def PrepareImagesAndDtbs(dtb_fname, select_images, update_fdt): """Prepare the images to be processed and select the device tree |