tgtCtnt, tgtOk := nextObject(tgtCh)

	var srcEOF, tgtEOF bool

	srcSha256 := sha256.New()
	tgtSha256 := sha256.New()

	for {
		srcSha256.Reset()
		tgtSha256.Reset()

		srcEOF = !srcOk
		tgtEOF = !tgtOk

		// No objects from source AND target: Finish
		if srcEOF && tgtEOF {
			break
		}

		if !srcEOF && srcCtnt.Err != nil {
			log.Fatal(srcCtnt.Err)
		}

				EcDist  []int
				EcIndex int
				EcM     int
				EcN     int
				Size    int
			}
		}
		var ei erasureInfo
		var idx int
		if err := json.Unmarshal(meta, &ei); err == nil && ei.V2Obj != nil {
			if size == 0 {
				size = ei.V2Obj.Size
				mapped = make([]byte, size)
				filled = make([]byte, size)
			}
			data = ei.V2Obj.EcM
			parity = ei.V2Obj.EcN
			if shards == 0 {