0L,
    1L,
    2L,
    3L,
    0x12345678L,
    0x5a4316b8L,
    0x6cf78a4bL,
    0xff1a618bL,
    0xfffffffdL,
    0xfffffffeL,
    0xffffffffL
  };

  private static final int LEAST = (int) 0L;
  private static final int GREATEST = (int) 0xffffffffL;

  public void testCheckedCast() {
    for (long value : UNSIGNED_INTS) {

        enc_uint32be((int) ( l & 0xFFFFFFFFL ), dst, di + 4);
        enc_uint32be((int) ( ( l >> 32L ) & 0xFFFFFFFFL ), dst, di);
        return 8;
    }


    public static int enc_uint64le ( long l, byte[] dst, int di ) {
        enc_uint32le((int) ( l & 0xFFFFFFFFL ), dst, di);
        enc_uint32le((int) ( ( l >> 32L ) & 0xFFFFFFFFL ), dst, di + 4);
        return 8;
    }

    {
        enc_uint32be( (int)(l & 0xFFFFFFFFL), dst, di + 4 );
        enc_uint32be( (int)(( l >> 32L ) & 0xFFFFFFFFL), dst, di );
        return 8;
    }
    public static int enc_uint64le( long l, byte[] dst, int di )
    {
        enc_uint32le( (int)(l & 0xFFFFFFFFL), dst, di );
        enc_uint32le( (int)(( l >> 32L ) & 0xFFFFFFFFL), dst, di + 4 );
        return 8;
    }

      assertThat(expected.message)
        .isEqualTo("windowSizeIncrement == 0 || windowSizeIncrement > 0x7fffffffL: 0")
    }
    assertFailsWith<IllegalArgumentException> {
      windowUpdate(0x80000000L)
    }.also { expected ->
      assertThat(expected.message)
        .isEqualTo("windowSizeIncrement == 0 || windowSizeIncrement > 0x7fffffffL: 2147483648")
    }
  }

  @Test fun goAwayWithoutDebugDataRoundTrip() {

        return ( readInt() ) & 0xffffffffL;
    }


    public int readUnsignedShort () throws IOException {
        return ( readShort() ) & 0xffff;
    }


    public Date readFiletime () throws IOException {
        Date date = null;

        long last = readUnsignedInt();
        long first = readUnsignedInt();
        if ( first != 0x7fffffffL && last != 0xffffffffL ) {

    windowSizeIncrement: Long,
  ) {
    this.withLock {
      if (closed) throw IOException("closed")
      require(windowSizeIncrement != 0L && windowSizeIncrement <= 0x7fffffffL) {
        "windowSizeIncrement == 0 || windowSizeIncrement > 0x7fffffffL: $windowSizeIncrement"
      }
      if (logger.isLoggable(FINE)) {
        logger.fine(
          frameLogWindowUpdate(
            inbound = false,

    flags: Int,
    streamId: Int,
  ) {
    val increment: Long
    try {
      if (length != 4) throw IOException("TYPE_WINDOW_UPDATE length !=4: $length")
      increment = source.readInt() and 0x7fffffffL
      if (increment == 0L) throw IOException("windowSizeIncrement was 0")
    } catch (e: Exception) {
      logger.fine(frameLog(true, streamId, length, TYPE_WINDOW_UPDATE, flags))
      throw e
    }

* mangle
-N ISTIO_OUTPUT
-N ISTIO_PRERT
-A PREROUTING -j ISTIO_PRERT
-A OUTPUT -j ISTIO_OUTPUT
-A ISTIO_OUTPUT -m connmark --mark 0x111/0xfff -j CONNMARK --restore-mark --nfmask 0xffffffff --ctmask 0xffffffff
COMMIT
* nat
-N ISTIO_OUTPUT
-N ISTIO_PRERT
-A OUTPUT -j ISTIO_OUTPUT
-A PREROUTING -j ISTIO_PRERT
-A ISTIO_OUTPUT -d 169.254.7.127 -p tcp -m tcp -j ACCEPT
-A ISTIO_OUTPUT -p tcp -m mark --mark 0x111/0xfff -j ACCEPT

                (( src[srcIndex + 2] & 0xFF ) << 16 ) +
                (( src[srcIndex + 3] & 0xFF ) << 24 );
    }
    static long readInt8( byte[] src, int srcIndex ) {
        return (readInt4( src, srcIndex ) & 0xFFFFFFFFL) +
            ((long)(readInt4( src, srcIndex + 4 )) << 32);
    }
    static void writeInt8( long val, byte[] dst, int dstIndex ) {
        dst[dstIndex] = (byte)(val);
        dst[++dstIndex] = (byte)(val >>= 8);

                + ( ( src[ srcIndex + 3 ] & 0xFF ) << 24 );
    }


    public static long readInt8 ( byte[] src, int srcIndex ) {
        return ( readInt4(src, srcIndex) & 0xFFFFFFFFL ) + ( (long) ( readInt4(src, srcIndex + 4) ) << 32 );
    }


    public static void writeInt8 ( long val, byte[] dst, int dstIndex ) {
        dst[ dstIndex ] = (byte) ( val );