* @param n the number of bytes to skip
     * @return the actual number of bytes skipped
     * @throws IOException if an I/O error occurs
     */
    public int skipBytes(final int n) throws IOException {
        return this.dis.skipBytes(n);
    }

            final int domainIdPointer = pacStream.readInt();

            // Skip some reserved fields
            pacStream.skipBytes(8);

            this.userAccountControl = pacStream.readInt();

            // Skip some reserved fields
            pacStream.skipBytes(28);

            // Extra SIDs information
            final int extraSidCount = pacStream.readInt();

        assertEquals(2, calls.get());
    }

    @Test
    @DisplayName("skipBytes(): advances file pointer for positive values")
    void skipBytes_advancesFP() throws Exception {
        SmbRandomAccessFile raf = newInstance("r", false, false, false);
        assertEquals(0L, raf.getFilePointer());
        int skipped = raf.skipBytes(5);
        assertEquals(5, skipped);
        assertEquals(5L, raf.getFilePointer());

        // Verify length was set (actual behavior depends on implementation)
    }

    @Test
    void testSkipBytes() throws SmbException {
        int skipAmount = 100;
        int result = smbRandomAccessFile.skipBytes(skipAmount);

        assertEquals(skipAmount, result);
        assertEquals(skipAmount, smbRandomAccessFile.getFilePointer());
    }

    @Test
    void testReadFully() throws SmbException {

    }

    @ParameterizedTest
    @ValueSource(longs = { 0L, -1L, -10L })
    @DisplayName("Skip returns 0 for zero or negative values")
    void skipReturnsZeroForNegativeOrZero(long skipBytes) throws IOException {
        // Create message with 5 bytes of data
        byte[] data = new byte[] { 10, 20, 30, 40, 50 };
        InputStream in = new ByteArrayInputStream(concat(messageHeader(5), data));

    @Test
    public void testSkipBytes() throws IOException {
        byte[] data = new byte[] { 0x01, 0x02, 0x03, 0x04 };
        PacDataInputStream pdis = createInputStream(data);
        int skipped = pdis.skipBytes(2);
        assertEquals(2, skipped);
        assertEquals(2, pdis.available());
        assertEquals(0x03, pdis.readByte());
    }

                throw new SmbException("EOF");
            }
            n += count;
            fp += count;
        } while (n < len);
    }

    @Override
    public int skipBytes(final int n) throws SmbException {
        if (n > 0) {
            fp += n;
            return n;
        }
        return 0;
    }

    @Override

      try {
        input.readFully(b, off, len);
      } catch (IOException e) {
        throw new IllegalStateException(e);
      }
    }

    @Override
    public int skipBytes(int n) {
      try {
        return input.skipBytes(n);
      } catch (IOException e) {
        throw new IllegalStateException(e);
      }
    }

    @Override
    public boolean readBoolean() {
      try {

            if (count < 0) {
                throw new SmbEndOfFileException();
            }
            n += count;
        } while (n < len);
    }

    @Override
    public int skipBytes(final int n) throws SmbException {
        if (n > 0) {
            this.fp += n;
            return n;
        }
        return 0;
    }

    @Override