177   def RangeSha1(self, ranges):  argument
179     for data in self._GetRangeData(ranges):
183   def ReadRangeSet(self, ranges):  argument
184     return [d for d in self._GetRangeData(ranges)]
191     ranges = self.care_map
193       ranges = ranges.subtract(self.clobbered_blocks)
194     return self.RangeSha1(ranges)
196   def WriteRangeDataToFd(self, ranges, fd):  argument
197     for data in self._GetRangeData(ranges):
200   def _GetRangeData(self, ranges):  argument
211       for s, e in ranges:
259         ranges = raw_ranges.subtract(rangelib.RangeSet("0"))
263         ranges.monotonic = raw_ranges.monotonic
264         ranges.extra['text_str'] = ranges_text
269           shared_blocks = ranges.subtract(remaining)
271             non_shared = ranges.subtract(shared_blocks)
277             non_shared.extra['uses_shared_blocks'] = ranges
278             ranges = non_shared
280         out[fn] = ranges
281         assert ranges.size() == ranges.intersect(remaining).size()
285         assert not clobbered_blocks.overlaps(ranges)
286         remaining = remaining.subtract(ranges)