2018-05-22 00:33:43 +00:00
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from passport.patchers import Patch, Patcher
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from passport.util import *
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class UniversalE7Patcher(Patcher):
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2018-05-23 13:24:20 +00:00
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"""replace remnants of E7 bitstream with a compatible BYTEstream that fools most E7 protection checks
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(invented by qkumba, see PoC||GTFO 0x11 and 4am crack no. 655 Rocky's Boots 4.0 for explanation)
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"""
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2018-05-22 00:33:43 +00:00
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e7sector = b'\x00'*0xA0 + b'\xAC\x00'*0x30
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def should_run(self, track_num):
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return True
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def run(self, logical_sectors, track_num):
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patches = []
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for sector_num in logical_sectors:
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if find.at(0x00, logical_sectors[sector_num], self.e7sector):
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patches.append(Patch(track_num, sector_num, 0xA3, b'\x64\xB4\x44\x80\x2C\xDC\x18\xB4\x44\x80\x44\xB4', "e7"))
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return patches
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