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Update patch.py

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Signed-off-by: elseif <elseif@live.cn>
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elseif 2025-02-05 23:01:27 +08:00 committed by GitHub
parent ea10a1a4c7
commit 2f0f0b1abb
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GPG Key ID: B5690EEEBB952194
1 changed files with 3 additions and 3 deletions
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patch.py
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@ -5,10 +5,10 @@ from npk import NovaPackage,NpkPartID,NpkFileContainer
def replace_key(old,new,data): def replace_key(old,new,data):
old_chunks = [old[i:i+4] for i in range(0, len(old), 4)] old_chunks = [old[i:i+4] for i in range(0, len(old), 4)]
new_chunks = [new[i:i+4] for i in range(0, len(new), 4)] new_chunks = [new[i:i+4] for i in range(0, len(new), 4)]
pattern_parts = [chunk + b'(.{0,6})' for chunk in old_chunks[:-1]] pattern_parts = [re.escape(chunk) + b'(.{0,6})' for chunk in old_chunks[:-1]]
pattern_parts.append(old_chunks[-1]) pattern_parts.append(re.escape(old_chunks[-1]))
pattern_bytes = b''.join(pattern_parts) pattern_bytes = b''.join(pattern_parts)
pattern = re.compile(pattern_bytes) pattern = re.compile(pattern_bytes, flags=re.DOTALL)
def replace_match(match): def replace_match(match):
print(f'public key patched {old[:16].hex().upper()}...') print(f'public key patched {old[:16].hex().upper()}...')
replaced = b''.join([new_chunks[i] + match.group(i+1) for i in range(len(new_chunks) - 1)]) replaced = b''.join([new_chunks[i] + match.group(i+1) for i in range(len(new_chunks) - 1)])