if ( bc > 0 ) {
            this.errorData = new byte[bc];
            System.arraycopy(buffer, bufferIndex, this.errorData, 0, bc);
            bufferIndex += bc;
        }
        return bufferIndex - start;
    }


    protected int writeHeaderWireFormat ( byte[] dst, int dstIndex ) {
        System.arraycopy(SMBUtil.SMB2_HEADER, 0, dst, dstIndex, SMBUtil.SMB2_HEADER.length);

        new ByteProcessor<byte[]>() {
          int pos;

          @Override
          public boolean processBytes(byte[] buf, int off, int len) throws IOException {
            System.arraycopy(buf, off, processedBytes, pos, len);
            pos += len;
            return true;
          }

          @Override
          public byte[] getResult() {
            return processedBytes;
          }

        new ByteProcessor<byte[]>() {
          int pos;

          @Override
          public boolean processBytes(byte[] buf, int off, int len) throws IOException {
            System.arraycopy(buf, off, processedBytes, pos, len);
            pos += len;
            return true;
          }

          @Override
          public byte[] getResult() {
            return processedBytes;
          }

            bytesToRecover -= toEvict.hpackSize
            dynamicTableByteCount -= toEvict.hpackSize
            headerCount--
            entriesToEvict++
            j--
          }
          System.arraycopy(
            dynamicTable,
            nextHeaderIndex + 1,
            dynamicTable,
            nextHeaderIndex + 1 + entriesToEvict,
            headerCount,
          )

                setLMResponse(clientChallenge);
                setNTResponse(ntlm2Response);

                byte[] sessionNonce = new byte[16];
                System.arraycopy(type2.getChallenge(), 0, sessionNonce, 0, 8);
                System.arraycopy(clientChallenge, 0, sessionNonce, 8, 8);

                MessageDigest md4 = Crypto.getMD4();
                md4.update(passwordHash);

                // shouldn't happen if alloc_hint is correct or greater
                byte[] tmp = new byte[off + stub_frag_len];
                System.arraycopy(in, 0, tmp, 0, off);
                in = tmp;
            }
            System.arraycopy(fragBytes, 24, in, off, stub_frag_len);
            off += stub_frag_len;
        }
        return in;
    }


    /**
     * @param fbuf

                }
                System.arraycopy( str.getBytes( UNI_ENCODING ), 0,
                                    dst, dstIndex, str.length() * 2 );
                dstIndex += str.length() * 2;
                dst[dstIndex++] = (byte)'\0';
                dst[dstIndex++] = (byte)'\0';
            } else {
                byte[] b = str.getBytes( OEM_ENCODING );
                System.arraycopy( b, 0, dst, dstIndex, b.length );

    checkArgument(
        rest.length <= Integer.MAX_VALUE - 1, "the total number of elements must fit in an int");
    int[] array = new int[rest.length + 1];
    array[0] = first;
    System.arraycopy(rest, 0, array, 1, rest.length);
    return new ImmutableIntArray(array);
  }

  /** Returns an immutable array containing the given values, in order. */
  public static ImmutableIntArray copyOf(int[] values) {

      if (initialBytes == null) {
        return checkNotNull(bytes);
      } else {
        byte[] result = new byte[initialBytes.length + bytes.length];
        System.arraycopy(initialBytes, 0, result, 0, initialBytes.length);
        System.arraycopy(bytes, 0, result, initialBytes.length, bytes.length);
        return result;
      }
    }

    @Override
    public byte[] getSinkContents() throws IOException {

                if ((getFlags() & NTLMSSP_NEGOTIATE_SIGN) == NTLMSSP_NEGOTIATE_SIGN) {
                    byte[] sessionNonce = new byte[16];
                    System.arraycopy(type2.getChallenge(), 0, sessionNonce, 0, 8);
                    System.arraycopy(clientChallenge, 0, sessionNonce, 8, 8);

                    MD4 md4 = new MD4();
                    md4.update(responseKeyNT);