import (
	"crypto/md5"
	"encoding/hex"

	"github.com/minio/minio/internal/hash/sha256"
)

// getSHA256Hash returns SHA-256 hash in hex encoding of given data.
func getSHA256Hash(data []byte) string {
	return hex.EncodeToString(getSHA256Sum(data))
}

// getSHA256Hash returns SHA-256 sum of given data.
func getSHA256Sum(data []byte) []byte {
	hash := sha256.New()
	hash.Write(data)
	return hash.Sum(nil)
}

            updatePagerByAgg(pager, buckets.size());
            return buckets.stream().map(e -> {
                final Map<String, Object> map = new HashMap<>();
                map.put(ID, Base64.getUrlEncoder().encodeToString(e.getKeyAsString().getBytes(StandardCharsets.UTF_8)));
                map.put(KEY, e.getKeyAsString());
                map.put(COUNT, e.getDocCount());
                return map;

			} else {
				// Expires in 10 days.
				pp.SetExpires(UTCNow().AddDate(0, 0, 10))
			}

			tt.fv.Set("Policy", base64.StdEncoding.EncodeToString([]byte(pp.String())))

			policyBytes, err := base64.StdEncoding.DecodeString(base64.StdEncoding.EncodeToString([]byte(pp.String())))
			if err != nil {
				t.Fatal(err)
			}

			postPolicyForm, err := parsePostPolicyForm(bytes.NewReader(policyBytes))

						var tmp [16]byte
						rng.Read(tmp[:])
						res := []string{hex.EncodeToString(tmp[:])}

						for range readers {
							rng.Read(tmp[:])
							ok, err := l.RLock(t.Context(), dsync.LockArgs{
								UID:       uuid.NewString(),
								Resources: res,
								Source:    hex.EncodeToString(tmp[:8]),
								Owner:     hex.EncodeToString(tmp[8:]),
								Quorum:    &quorum,
							})

                    final Map<String, Object> map = new HashMap<>();
                    final String name = filePath.getFileName().toString();
                    map.put("id", Base64.getUrlEncoder().encodeToString(name.getBytes(StandardCharsets.UTF_8)));
                    map.put("name", name);
                    try {
                        map.put("lastModified", new Date(Files.getLastModifiedTime(filePath).toMillis()));

        final Type1Message type1Message = new Type1Message(cifsContext, TYPE_1_FLAGS, domain, workstation);
        return Base64.getEncoder().encodeToString(type1Message.toByteArray());
    }

    /**
     * Generates a Type 3 NTLM message.
     *
     * @param username the username
     * @param password the password
     * @param domain the domain

			crypto.MetaSealedKeyS3:       base64.StdEncoding.EncodeToString(make([]byte, 64)),
			crypto.MetaKeyID:             "kms-key",
			crypto.MetaDataEncryptionKey: "m-key",
		},
		encryptionType: encrypt.S3,
		err:            nil,
	}, // 4
	{
		headers:    http.Header{},
		copySource: true,
		metadata: map[string]string{
			crypto.MetaSealedKeyS3:       base64.StdEncoding.EncodeToString(make([]byte, 64)),

	ckSum := sha256.Sum256([]byte(cred.AccessKey + u.RawQuery))

	eventData := levent.Event{
		GetObjectContext: &levent.GetObjectContext{
			InputS3URL:  u.String(),
			OutputRoute: shortuuid.New(),
			OutputToken: hex.EncodeToString(ckSum[:]),
		},
		UserRequest: levent.UserRequest{
			URL:     r.URL.String(),
			Headers: r.Header.Clone(),
		},
		UserIdentity: levent.Identity{
			Type:        "IAMUser",
			PrincipalID: cred.ParentUser,

			req.Header.Set("Host", "localhost")
			req.Header.Set("X-Amz-Date", time.Now().UTC().Format("20060102T150405Z"))
			sum := sha256.Sum256(body)
			req.Header.Set("X-Amz-Content-Sha256", hex.EncodeToString(sum[:]))
			req = signer.SignV4(*req, credentials.AccessKey, credentials.SecretKey, "", "us-east-1")

			rec := httptest.NewRecorder()
			api := objectAPIHandlers{
				ObjectAPI: func() ObjectLayer {

			var first [17]int
			rng := rand.New(rand.NewSource(0))
			var tmp [16]byte
			rng.Read(tmp[:])
			prefix := hex.EncodeToString(tmp[:])
			for range 10000 {
				rng.Read(tmp[:])

				y := hashOrder(fmt.Sprintf("%s/%x", prefix, hex.EncodeToString(tmp[:3])), x)
				first[y[0]]++
			}
			t.Log("first:", first[:x])
		})
	}