undirtied-chunks-iter.go

   1 package torrent
   2
   3 import (
   4         "github.com/anacrolix/torrent/typed-roaring"
   5 )
   6
   7 func iterBitmapUnsetInRange[T typedRoaring.BitConstraint](it *typedRoaring.Iterator[T], start, end T, f func(T)) {
   8         it.AdvanceIfNeeded(start)
   9         lastDirty := start - 1
  10         for it.HasNext() {
  11                 next := it.Next()
  12                 if next >= end {
  13                         break
  14                 }
  15                 for index := lastDirty + 1; index < next; index++ {
  16                         f(index)
  17                 }
  18                 lastDirty = next
  19         }
  20         for index := lastDirty + 1; index < end; index++ {
  21                 f(index)
  22         }
  23 }