diff options
Diffstat (limited to 'otautil/include')
-rw-r--r-- | otautil/include/otautil/rangeset.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/otautil/include/otautil/rangeset.h b/otautil/include/otautil/rangeset.h index af8ae2dee..e91d02ca6 100644 --- a/otautil/include/otautil/rangeset.h +++ b/otautil/include/otautil/rangeset.h @@ -49,6 +49,14 @@ class RangeSet { // bounds. For example, "3,5" contains blocks 3 and 4. So "3,5" and "5,7" are not overlapped. bool Overlaps(const RangeSet& other) const; + // Returns a vector of RangeSets that contain the same set of blocks represented by the current + // RangeSet. The RangeSets in the vector contain similar number of blocks, with a maximum delta + // of 1-block between any two of them. For example, 14 blocks would be split into 4 + 4 + 3 + 3, + // as opposed to 4 + 4 + 4 + 2. If the total number of blocks (T) is less than groups, it + // returns a vector of T 1-block RangeSets. Otherwise the number of the returned RangeSets must + // equal to groups. The current RangeSet remains intact after the split. + std::vector<RangeSet> Split(size_t groups) const; + // Returns the number of Range's in this RangeSet. size_t size() const { return ranges_.size(); |