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AwardAnalyzer: Extract Medallion identification string

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RichardG867
2024-11-21 13:39:03 -03:00
parent 7651462587
commit 3964c74c0b
1 changed files with 11 additions and 4 deletions
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15
biostools/analyzers.py
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@@ -783,6 +783,7 @@ class AwardAnalyzer(Analyzer):
b'''IBM COMPATIBLE (?:[0-9]+ )?BIOS COPYRIGHT Award Software Inc\\.''' # (Samsung Samtron 88S)
)
self._ignore_pattern = re.compile(b'search=f000,0,ffff,S,"|VGA BIOS Version (?:[^\r]+)\r\n(?:Copyright \\(c\\) (?:[^\r]+)\r\n)?Copyright \\(c\\) (?:NCR \\& )?Award', re.M)
self._medallion_pattern = re.compile(b'''Award [\\x20-\\x7E]+\\x00Copyright \\(C\\) 1984-[0-9]{2,4}, Award Software, Inc\\.\\x00''') # older ones are preceded by HP(?!) copyright, but newer ones can be preceded by garbage, or not be the first string
self._romby_date_pattern = re.compile(b'''N((?:[0-9]{2})/(?:[0-9]{2})/)([0-9]{2})([0-9]{2})(\\1\\3)''')
self._string_date_pattern = re.compile('''(?:[0-9]{2})/(?:[0-9]{2})/([0-9]{2,4})-''')
# "V" instead of "v" (286 Modular BIOS V3.03 NFS 11/10/87)
@@ -813,10 +814,16 @@ class AwardAnalyzer(Analyzer):
self.debug_print('ID block starts at', hex(id_block_index), match.group(0))
# Extract full version string as metadata.
version_string = util.read_string(file_data[id_block_index + 0x61:id_block_index + 0xc1])
linebreak_index = version_string.find('\r')
if linebreak_index > -1: # trim to linebreak (Samsung Samtron 88S)
version_string = version_string[:linebreak_index]
version_match = self._medallion_pattern.search(file_data)
if version_match:
# Handle Medallion version string.
self.debug_print('Raw Medallion string table entries:', version_match.group(0))
version_string = util.read_string(version_match.group(0))
else:
version_string = util.read_string(file_data[id_block_index + 0x61:id_block_index + 0xc1])
linebreak_index = version_string.find('\r')
if linebreak_index > -1: # trim to linebreak (Samsung Samtron 88S)
version_string = version_string[:linebreak_index]
self.metadata.append(('ID', version_string))
self.debug_print('Raw version string:', repr(version_string))