diff options
Diffstat (limited to 'format/pack/ingest/distance.go')
| -rw-r--r-- | format/pack/ingest/distance.go | 30 |
1 files changed, 0 insertions, 30 deletions
diff --git a/format/pack/ingest/distance.go b/format/pack/ingest/distance.go deleted file mode 100644 index 9bc4d886..00000000 --- a/format/pack/ingest/distance.go +++ /dev/null @@ -1,30 +0,0 @@ -package ingest - -import ( - "fmt" - "io" -) - -// readOfsDistanceFromStream reads one ofs-delta encoded distance. -func readOfsDistanceFromStream(reader io.ByteReader) (uint64, int, error) { - first, err := reader.ReadByte() - if err != nil { - return 0, 0, fmt.Errorf("read ofs distance first byte: %w", err) - } - - dist := uint64(first & 0x7f) - consumed := 1 - - b := first - for b&0x80 != 0 { - b, err = reader.ReadByte() - if err != nil { - return 0, 0, fmt.Errorf("read ofs distance continuation: %w", err) - } - - consumed++ - dist = ((dist + 1) << 7) + uint64(b&0x7f) - } - - return dist, consumed, nil -} |
