* limitations under the License.
 */
package okhttp3.tls.internal.der

import java.math.BigInteger
import okio.Buffer
import okio.BufferedSink
import okio.ByteString

internal class DerWriter(
  sink: BufferedSink,
) {
  /** A stack of buffers that will be concatenated once we know the length of each. */
  private val stack = mutableListOf(sink)

    void testReadSetupWireFormat() {
        netShareEnum = new NetShareEnum(realConfig);
        byte[] buffer = new byte[100];

        int result = netShareEnum.readSetupWireFormat(buffer, 0, 100);
        assertEquals(0, result);

        // Test with different parameters
        result = netShareEnum.readSetupWireFormat(buffer, 10, 50);
        assertEquals(0, result);

        // Test with zero length

    }

    /**
     * Runs the thread to continuously read lines from the input stream.
     * Each line is processed by the output callback (if provided) and added to the buffer.
     * The buffer is maintained as a circular buffer with the specified size.
     */
    @Override
    public void run() {
        boolean running = true;
        while (running) {
            try {

#### Do-stuff-later pool

        assertTrue(e.getMessage().contains("PAC"));
    }

    // Test exception for missing buffers
    @Test
    void testConstructorMissingBuffers() throws IOException {
        ByteArrayOutputStream baos = new ByteArrayOutputStream();
        DataOutputStream dos = new DataOutputStream(baos);

        // Write header with no buffers
        dos.writeInt(Integer.reverseBytes(0));

/**
 * Internal API for managing reusable buffers
 *
 * @author mbechler
 *
 * <p>This interface is intended for internal use.</p>
 */
public interface BufferCache {

    /**
     * Gets a buffer from the cache or creates a new one if the cache is empty.
     *
     * @return a buffer from the cache, or a new one
     */
    byte[] getBuffer();

    /**
     * Return a buffer to the cache
     *

        assertSame(a, first, "First get should return first cached buffer");
        assertSame(c, second, "Second get should return second cached buffer");
        assertNotSame(d, third, "Third get should allocate a new buffer (not the dropped one)");
        assertEquals(3, third.length, "Allocated buffer length matches configured maximum size");
    }

        SMBUtil.writeInt2(8, buffer, 58); // Security buffer length

        // Add some dummy security data at offset 64 from start
        buffer[64] = (byte) 0x4E; // NTLMSSP signature start
        buffer[65] = (byte) 0x54;
        buffer[66] = (byte) 0x4C;
        buffer[67] = (byte) 0x4D;
        buffer[68] = (byte) 0x53;
        buffer[69] = (byte) 0x53;

            byte[][] buffers = new byte[][] { new byte[8], new byte[8] };

            when(src.toString()).thenReturn("smb://src");
            when(dest.toString()).thenReturn("smb://dest");

            // Act + Assert
            SmbException ex =
                    assertThrows(SmbException.class, () -> SmbCopyUtil.copyFile(src, dest, buffers, 8, new WriterThread(), sh, dh));

   * to buffer chunks; typically by using a buffered sink with this sink.
   */
  private inner class ChunkedSink : Sink {
    private val timeout = ForwardingTimeout(socket.sink.timeout())
    private var closed: Boolean = false

    override fun timeout(): Timeout = timeout

    override fun write(
      source: Buffer,
      byteCount: Long,
    ) {