final int start = bufferIndex;

        buffer[bufferIndex] = (byte) 0x00; // Reserved
        bufferIndex++;
        buffer[bufferIndex++] = (byte) 0x00; // Reserved
        buffer[bufferIndex++] = (byte) 0x00; // Reserved

        totalParameterCount = readInt4(buffer, bufferIndex);
        if (bufDataStart == 0) {
            bufDataStart = totalParameterCount;

 *
 * Every [edit] call must be matched by a call to [Editor.commit] or [Editor.abort]. Committing is
 * atomic: a read observes the full set of values as they were before or after the commit, but never
 * a mix of values.
 *
 * Clients call [get] to read a snapshot of an entry. The read will observe the value at the time
 * that [get] was called. Updates and removals after the call do not impact ongoing reads.
 *

 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package okhttp3

import java.io.IOException
import java.util.concurrent.TimeUnit

/**
 * Observes, modifies, and potentially short-circuits requests going out and the corresponding
 * responses coming back in. Typically interceptors add, remove, or transform headers on the request
 * or response.
 *

        assertEquals(16, SMBUtil.readInt2(buffer, 4));

        // NameLength field (2 bytes) - should be 4 for "RqLs"
        assertEquals(4, SMBUtil.readInt2(buffer, 6));

        // Reserved field (2 bytes) - should be 0
        assertEquals(0, SMBUtil.readInt2(buffer, 8));

        // DataOffset field (2 bytes) - should be 24 (16 header + 4 name + 4 padding)

        int bytesWritten = smbComNtTransaction.writeParameterWordsWireFormat(dst, 0);

        // 1 (reserved) + 2 (reserved) + 4 (totalParameterCount) + 4 (totalDataCount) +
        // 4 (parameterCount) + 4 (parameterOffset) + 4 (parameterDisplacement) +
        // 4 (dataCount) + 4 (dataOffset) + 4 (dataDisplacement) + 1 (reserved)
        assertEquals(36, bytesWritten, "Number of bytes written should be 36 for secondary transaction");

        buffer[12] = 0x00;
        buffer[13] = 0x00;

        // Signature (8 bytes)
        for (int i = 14; i < 22; i++) {
            buffer[i] = 0x00;
        }

        // Reserved (2 bytes)
        buffer[22] = 0x00;
        buffer[23] = 0x00;

        // TID (2 bytes)
        buffer[24] = 0x01;
        buffer[25] = 0x00;

        // PID (2 bytes)
        buffer[26] = 0x02;

    if (version != VERSION_5) throw ProtocolException("unexpected version: $version")

    val command = fromSource.readByte() and 0xff

    val reserved = fromSource.readByte() and 0xff
    if (reserved != 0) throw ProtocolException("unexpected reserved: $reserved")

    val addressType = fromSource.readByte() and 0xff
    val toAddress =
      when (addressType) {
        ADDRESS_TYPE_IPV4 -> {

        // dataDisplacement (4 bytes)
        SMBUtil.writeInt4(0, buffer, bufferIndex + 31);

        // setupCount (1 byte) + 1 reserved byte
        buffer[bufferIndex + 35] = 0x00; // setupCount = 0
        buffer[bufferIndex + 36] = 0x00; // reserved

        int bytesRead = response.readParameterWordsWireFormat(buffer, bufferIndex);

        // Verify the correct number of bytes were read (37 bytes total)

        assertEquals((byte) (informationLevel & 0xFF), dst[0]);
        assertEquals((byte) ((informationLevel >> 8) & 0xFF), dst[1]);
        // Check reserved bytes
        for (int i = 2; i < 6; i++) {
            assertEquals((byte) 0x00, dst[i], "Reserved byte at index " + i + " should be 0.");
        }
        // Check filename
        byte[] filenameBytes = filename.getBytes();

    @Test
    void testReadParameterWordsWireFormat_bufDataStartIsZero() {
        // Test case when bufDataStart is initially 0.
        byte[] buffer = new byte[37]; // 3 reserved + 8*4 bytes for int4 values + 2 bytes for setupCount
        int bufferIndex = 0;

        // Reserved bytes
        buffer[bufferIndex++] = 0x00;
        buffer[bufferIndex++] = 0x00;
        buffer[bufferIndex++] = 0x00;

        // totalParameterCount = 10