From: Stefan Herbrechtsmeier stefan.herbrechtsmeier@weidmueller.com
Add gzip bintool to binman to support on-the-fly compression of Linux kernel images and FPGA bitstreams. The SPL basic fitImage implementation supports only gzip decompression.
Signed-off-by: Stefan Herbrechtsmeier stefan.herbrechtsmeier@weidmueller.com
---
(no changes since v5)
Changes in v5: - Add algorithm name to entry.py - Add tool name to ftest.py
Changes in v2: - Add commit to add gzip bintool
tools/binman/btool/gzip.py | 31 +++++++++++++++++++++++++++++++ tools/binman/entry.py | 2 +- tools/binman/ftest.py | 2 +- 3 files changed, 33 insertions(+), 2 deletions(-) create mode 100644 tools/binman/btool/gzip.py
diff --git a/tools/binman/btool/gzip.py b/tools/binman/btool/gzip.py new file mode 100644 index 0000000000..0d75028120 --- /dev/null +++ b/tools/binman/btool/gzip.py @@ -0,0 +1,31 @@ +# SPDX-License-Identifier: GPL-2.0+ +# Copyright (C) 2022 Weidmüller Interface GmbH & Co. KG +# Stefan Herbrechtsmeier stefan.herbrechtsmeier@weidmueller.com +# +"""Bintool implementation for gzip + +gzip allows compression and decompression of files. + +Documentation is available via:: + + man gzip +""" + +from binman import bintool + +# pylint: disable=C0103 +class Bintoolgzip(bintool.BintoolPacker): + """Compression/decompression using the gzip algorithm + + This bintool supports running `gzip` to compress and decompress data, as + used by binman. + + It is also possible to fetch the tool, which uses `apt` to install it. + + Documentation is available via:: + + man gzip + """ + def __init__(self, name): + super().__init__(name, compress_args=[], + version_regex=r'gzip ([0-9.]+)') diff --git a/tools/binman/entry.py b/tools/binman/entry.py index a0c0a02f5d..930c7910d2 100644 --- a/tools/binman/entry.py +++ b/tools/binman/entry.py @@ -1157,7 +1157,7 @@ features to produce new behaviours. """ algo = self.compress if algo != 'none': - algos = ['bzip2', 'lz4', 'lzma'] + algos = ['bzip2', 'gzip', 'lz4', 'lzma'] if algo not in algos: raise ValueError("Unknown algorithm '%s'" % algo) names = {'lzma': 'lzma_alone'} diff --git a/tools/binman/ftest.py b/tools/binman/ftest.py index 9fa8e9e049..911c955cba 100644 --- a/tools/binman/ftest.py +++ b/tools/binman/ftest.py @@ -107,7 +107,7 @@ BASE_DTB_PROPS = ['offset', 'size', 'image-pos'] REPACK_DTB_PROPS = ['orig-offset', 'orig-size']
# Supported compression bintools -COMP_BINTOOLS = ['bzip2', 'lz4', 'lzma_alone'] +COMP_BINTOOLS = ['bzip2', 'gzip', 'lz4', 'lzma_alone']
class TestFunctional(unittest.TestCase): """Functional tests for binman