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AMIAnalyzer: Fix weird TriGem "486 EISA BIOS"

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RichardG867
2023-01-12 21:31:50 -03:00
parent a709bbca49
commit 356161c9bb
1 changed files with 2 additions and 2 deletions
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4
biostools/analyzers.py
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@@ -358,7 +358,7 @@ class AMIAnalyzer(Analyzer):
# "Ref. " (Everex EISA 386-BIOS) - let the code handle termination
self._precolor_string_pattern = re.compile(b'''\\xFE([\\x00-\\x95\\x97-\\xFD\\xFF]{4}\\x96(?:[\\x00-\\x95\\x97-\\xFF]{4}\\x96)?[\\x00-\\x95\\x97-\\xFF]{6}|\\x6D\\xD4\\xCC\\x8E\\xFE[\\x00-\\xFF]{1,64})''')
# Text before "BIOS" cannot capture . due to AMI copyright prior to ID string.
self._precolor_signon_pattern = re.compile(b'''([0-9A-Za-z- ]*BIOS \\(C\\).*(?:AMI|American Megatrends Inc))(?:, for ([\\x0D\\x0A\\x20-\\x7E]+))?''')
self._precolor_signon_pattern = re.compile(b'''([0-9A-Za-z- ]*BIOS \\(C\\).*(?:AMI|American Megatrends Inc\\.?))(?:, for ([\\x0D\\x0A\\x20-\\x7E]+))?''')
self._precolor_setup_pattern = re.compile(b'''[A-Za-z][0-9/]+([\\x20-\\x27\\x29-\\x7E]*(SETUP PROGRAM FOR | SETUP UTILITY)[\\x20-\\x27\\x29-\\x7E]*)\\(C\\)19''')
self._precolor_pcchips_pattern = re.compile(b'''ADVANCED SYSTEM SETUP UTILITY VERSION[\\x20-\\x7E]+?PC CHIPS INC''')
# Decoded: "\(C\)AMI, \(([^\)]{11,64})\)" (the 64 is arbitrary)
@@ -529,6 +529,7 @@ class AMIAnalyzer(Analyzer):
self.debug_print('Version (pre-Color):', self.version)
# Check pre-Color identification block.
invalid_id = False
match = self._precolor_block_pattern.search(file_data)
if match:
# Determine location of the identification block.
@@ -575,7 +576,6 @@ class AMIAnalyzer(Analyzer):
# appear to be valid. (Intel AMI post-Color without string)
if self.string[:10] in ('????-0000-', '????-0166-'):
self.string = ''
return True
elif check_match.group(1): # 8088-BIOS header
# Extract version.
self.version = check_match.group(1).decode('cp437', 'ignore')