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36 lines
1.6 KiB
Python
36 lines
1.6 KiB
Python
from passport.rwts.dos33 import DOS33RWTS
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class BECARWTS(DOS33RWTS):
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def is_protected_sector(self, logical_track_num, physical_sector_num):
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if logical_track_num > 0: return True
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return physical_sector_num not in (0x00, 0x0D, 0x0B, 0x09, 0x07, 0x05, 0x03, 0x01, 0x0E, 0x0C)
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def reset(self, logical_sectors):
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DOS33RWTS.reset(self, logical_sectors)
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self.data_prologue = self.data_prologue[:2]
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def verify_address_epilogue_at_point(self, track, logical_track_num, physical_sector_num):
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if self.is_protected_sector(logical_track_num, physical_sector_num):
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return DOS33RWTS.verify_address_epilogue_at_point(self, track, logical_track_num, physical_sector_num)
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return True
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def find_data_prologue(self, track, logical_track_num, physical_sector_num):
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if not DOS33RWTS.find_data_prologue(self, track, logical_track_num, physical_sector_num):
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return False
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next(track.nibble())
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if self.is_protected_sector(logical_track_num, physical_sector_num):
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next(track.bit())
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next(track.nibble())
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next(track.bit())
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next(track.bit())
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return True
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def verify_data_epilogue_at_point(self, track, logical_track_num, physical_sector_num):
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if self.is_protected_sector(logical_track_num, physical_sector_num):
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next(track.nibble())
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if logical_track_num == 0:
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next(track.nibble())
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next(track.nibble())
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return True
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return DOS33RWTS.verify_data_epilogue_at_point(self, track, logical_track_num, physical_sector_num)
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