* @param maxRecvCnt the maximum number of bytes to receive
     * @return len the number of bytes received
     * @throws IOException if an I/O error occurs
     */
    int sendrecv(byte[] buf, int off, int length, byte[] inB, int maxRecvCnt) throws IOException;

        // For Unicode: 1 byte (initial null in writeBytesWireFormat)
        // + potential 1 byte alignment (in writeString) + fileName.length() * 2 + 2 bytes (terminating nulls)
        // Since headerStart is 0 and dstIndex starts at 1 (after initial null), (1-0)%2=1, so alignment byte added
        // Total: 1 + 1 + 12*2 + 2 = 28 bytes
        byte[] dst = new byte[30]; // Use extra buffer space to avoid index errors

  }

  private fun assertBytes(vararg bytes: Int) {
    val expected = intArrayToByteArray(bytes)
    val actual = bytesOut.readByteString()
    assertThat(actual).isEqualTo(expected)
  }

  private fun intArrayToByteArray(bytes: IntArray): ByteString {
    val data = ByteArray(bytes.size)
    for (i in bytes.indices) {
      data[i] = bytes[i].toByte()
    }
    return ByteString.of(*data)

		f:      formatGzip,
	},
	{
		// Zstd default header.
		header: []byte{0x28, 0xb5, 0x2f, 0xfd},
		f:      formatZstd,
	},
	{
		// Zstd skippable frame header.
		header: []byte{0x2a, 0x4d, 0x18},
		f:      formatZstd,
	},
	{
		// LZ4
		header: []byte{0x4, 0x22, 0x4d, 0x18},
		f:      formatLZ4,
	},
	{
		// Snappy/S2 stream
		header: []byte{0xff, 0x06, 0x00, 0x00},
		f:      formatS2,
	},
	{

			}

			_, err = obj.PutObject(ctx, bucket, object,
				mustGetPutObjReader(t, bytes.NewReader(data), int64(len(data)), "", ""), opts)
			if err != nil {
				t.Fatal(err)
			}

			actualH := sha256.New()
			_, err = io.Copy(actualH, bytes.NewReader(data))
			if err != nil {
				return
			}
			actualSha256 := actualH.Sum(nil)

    }

    // Test constructor with external hashes
    @Test
    void testConstructorWithExternalHashes() {
        byte[] challenge = new byte[8];
        byte[] ansiHash = new byte[24];
        byte[] unicodeHash = new byte[24];
        NtlmPasswordAuthentication auth = new NtlmPasswordAuthentication("DOMAIN", "user", challenge, ansiHash, unicodeHash);
        assertEquals("DOMAIN", auth.getDomain());

    int DEFAULT_RESPONSE_TIMEOUT = 30000;
    /** Default socket timeout in milliseconds */
    int DEFAULT_SO_TIMEOUT = 35000;
    /** Default receive buffer size in bytes */
    int DEFAULT_RCV_BUF_SIZE = 60416;
    /** Default send buffer size in bytes */
    int DEFAULT_SND_BUF_SIZE = 16644;
    /** Default session limit */
    int DEFAULT_SSN_LIMIT = 250;
    /** Default connection timeout in milliseconds */

226 Closing data connection, sent 75 bytes
ftp> get
(remote-file) runner/chunkdocs/metadata
(local-file) test
local: test remote: runner/chunkdocs/metadata
229 Entering Extended Passive Mode (|||37785|)
150 Data transfer starting 45 bytes
	45        3.58 KiB/s
226 Closing data connection, sent 45 bytes
45 bytes received in 00:00 (3.55 KiB/s)
...
```

//
// You should have received a copy of the GNU Affero General Public License
// along with this program.  If not, see <http://www.gnu.org/licenses/>.

package cmd

import (
	"bytes"
	"encoding/base64"
	"encoding/json"
	"encoding/xml"
	"errors"
	"fmt"
	"io"
	"net/http"
	"strings"
	"time"

	jsoniter "github.com/json-iterator/go"
	"github.com/klauspost/compress/zip"

		return err
	}
	config.Tiers[tierName] = cfg
	config.drivercache[tierName] = d
	return nil
}

// Bytes returns msgpack encoded config with format and version headers.
func (config *TierConfigMgr) Bytes() ([]byte, error) {
	config.RLock()
	defer config.RUnlock()
	data := make([]byte, 4, config.Msgsize()+4)

	// Initialize the header.
	binary.LittleEndian.PutUint16(data[0:2], tierConfigFormat)