Package indexbuilder provides a few shortbuts to building a checksum index by generating and then loading the checksums, and building an index from that.

rollsum provides an implementation of a rolling checksum - a checksum that's efficient to advance a byte or more at a time.

IsSameFile checks if two file paths are the same file.

MakeRSync creates an RSync object using string paths, inferring most of the configuration.

B - One byte.

KB - One Kilobyte.

MB - One Megabyte.

IgnoreNilWeakSumDuringComparison is a flag to ignore the nil weaksum when finding the matching blocks.

BasicSummary implements a version of the FileSummary interface.

RSync is an object designed to make the standard use-case for gosync as easy as possible.

FileSummary combines many of the interfaces that are needed It is expected that you might implement it by embedding existing structs.

ReadSeekerAt is the combinaton of ReadSeeker and ReaderAt interfaces.