103 lines
3.4 KiB
Python
103 lines
3.4 KiB
Python
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import re
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class FirmwareFile(object):
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def __init__(self, binary, desc=None, source=None, version=None) -> None:
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self.binary = binary
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self.desc = desc
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self.source = source
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self.version = version
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class FirmwareGroup(object):
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def __init__(self, driver, files, licence) -> None:
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self.driver = driver
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self.files = files
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self.licence = licence
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class FirmwareWhence(list):
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def __init__(self, file) -> None:
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self.read(file)
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@staticmethod
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def _unquote(name):
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if len(name) >= 3 and name[0] == '"' and name[-1] == '"':
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name = name[1:-1]
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return name
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def read(self, file) -> None:
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in_header = True
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driver = None
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files = {}
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licence = None
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binary = []
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desc = None
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source = []
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version = None
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for line in file:
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if line.startswith('----------'):
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if in_header:
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in_header = False
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else:
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# Finish old group
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if driver and files:
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self.append(FirmwareGroup(driver, files, licence))
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driver = None
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files = {}
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licence = None
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continue
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if in_header:
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continue
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if line == '\n':
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# End of field; end of file fields
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for b in binary:
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# XXX The WHENCE file isn't yet consistent in its
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# association of binaries and their sources and
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# metadata. This associates all sources and
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# metadata in a group with each binary.
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files[b] = FirmwareFile(b, desc, source, version)
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binary = []
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desc = None
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source = []
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version = None
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continue
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match = re.match(
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r'(Driver|(?:Raw)?File|Info|Licen[cs]e|Source|Version'
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r'|Original licen[cs]e info(?:rmation)?):\s*(.*)\n',
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line)
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if match:
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# If we've seen a license for the previous group,
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# start a new group
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if licence:
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self.append(FirmwareGroup(driver, files, licence))
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files = {}
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licence = None
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keyword, value = match.group(1, 2)
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if keyword == 'Driver':
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driver = value.split(' ')[0].lower()
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elif keyword in ['File', 'RawFile']:
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match = re.match(r'("[^"\n]+"|\S+)(?:\s+--\s+(.*))?', value)
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binary.append(self._unquote(match.group(1)))
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desc = match.group(2)
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elif keyword in ['Info', 'Version']:
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version = value
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elif keyword == 'Source':
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source.append(self._unquote(value))
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else:
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licence = value
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elif licence is not None:
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licence = (licence + '\n'
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+ re.sub(r'^(?:[/ ]\*| \*/)?\s*(.*?)\s*$', r'\1',
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line))
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# Finish last group if non-empty
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for b in binary:
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files[b] = FirmwareFile(b, desc, source, version)
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if driver:
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self.append(FirmwareGroup(driver, files, licence))
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