func bitrotShardFileSize(size int64, shardSize int64, algo BitrotAlgorithm) int64 {
	if algo != HighwayHash256S {
		return size
	}
	return ceilFrac(size, shardSize)*int64(algo.New().Size()) + size
}

// bitrotVerify a single stream of data.
func bitrotVerify(r io.Reader, wantSize, partSize int64, algo BitrotAlgorithm, want []byte, shardSize int64) error {
	if algo != HighwayHash256S {
		h := algo.New()

func newStreamingBitrotWriterBuffer(w io.Writer, algo BitrotAlgorithm, shardSize int64) io.Writer {
	return &streamingBitrotWriter{iow: ioutil.NopCloser(w), h: algo.New(), shardSize: shardSize, canClose: nil, closeWithErr: func(err error) {}}
}

// Returns streaming bitrot writer implementation.
func newStreamingBitrotWriter(disk StorageAPI, origvolume, volume, filePath string, length int64, algo BitrotAlgorithm, shardSize int64) io.Writer {

	for i := range testData {
		testData[i] = byte(i)
	}
	ok := true
	for algo := invalidErasureAlgo + 1; algo < lastErasureAlgo; algo++ {
		for _, conf := range testConfigs {
			failOnErr := func(err error) {
				if err != nil {
					logger.Fatal(errSelfTestFailure, "%v: error on self-test [d:%d,p:%d]: %v. Unsafe to start server.\n", algo, conf[0], conf[1], err)
				}
			}

func (b *wholeBitrotWriter) Close() error {
	return nil
}

// Returns whole-file bitrot writer.
func newWholeBitrotWriter(disk StorageAPI, volume, filePath string, algo BitrotAlgorithm, shardSize int64) io.WriteCloser {
	return &wholeBitrotWriter{disk, volume, filePath, shardSize, algo.New()}
}

// Implementation to verify bitrot for the whole file.
type wholeBitrotReader struct {
	disk       StorageAPI
	volume     string
	filePath   string

	var filteredAlgos []string
	found := false
	for _, algo := range want {
		if len(algo) == 0 {
			continue
		}
		for _, allowedAlgo := range allowed {
			algo := strings.ToLower(strings.TrimSpace(algo))
			if algo == allowedAlgo {
				filteredAlgos = append(filteredAlgos, algo)
				found = true
				break
			}
		}
		if !found {

     */
    public boolean supportsAlgorithm(int algorithm) {
        if (this.compressionAlgorithms == null) {
            return false;
        }
        for (int algo : this.compressionAlgorithms) {
            if (algo == algorithm) {
                return true;
            }
        }
        return false;
    }

    @Override
    public int encode(byte[] dst, int dstIndex) {

package p

import (
	"dep"
)

type algo struct {
	indrt func(dep.Interface)

            assertEquals(context.size(), encodedSize);
            assertEquals(1, buffer[0]); // hash algo count (little endian)
            assertEquals(0, buffer[1]);
            assertEquals(8, buffer[2]); // salt length (little endian)
            assertEquals(0, buffer[3]);
            assertEquals(1, buffer[4]); // SHA512 hash algo (little endian)
            assertEquals(0, buffer[5]);

//go:build !amd64
// +build !amd64

package p

import (
	"indirect"
)

var in = []algo{
	{indirect.F},

package p

import "indirect"

var in = []algo{
	{indirect.F},