func (b *Builder) AddUint32(v uint32) {
	b.add(byte(v>>24), byte(v>>16), byte(v>>8), byte(v))
}

// AddUint48 appends a big-endian, 48-bit value to the byte string.
func (b *Builder) AddUint48(v uint64) {
	b.add(byte(v>>40), byte(v>>32), byte(v>>24), byte(v>>16), byte(v>>8), byte(v))
}

// AddUint64 appends a big-endian, 64-bit value to the byte string.
func (b *Builder) AddUint64(v uint64) {

		for ; p < len(in.bytes) && !utf8.RuneStart(in.bytes[p]); p++ {
		}
	}
	return p
}

func (in *input) appendSlice(buf []byte, b, e int) []byte {
	if in.bytes != nil {
		return append(buf, in.bytes[b:e]...)
	}
	for i := b; i < e; i++ {
		buf = append(buf, in.str[i])
	}
	return buf
}

func (in *input) copySlice(buf []byte, b, e int) int {
	if in.bytes == nil {
		return copy(buf, in.str[b:e])
	}

	for _, test := range tests {
		f.Add([]byte(test.uncompressed))
	}

	// Add some larger data, as that has more interesting compression.
	f.Add(bytes.Repeat([]byte("abcdefghijklmnop"), 256))
	var buf bytes.Buffer
	for i := 0; i < 256; i++ {
		buf.WriteByte(byte(i))
	}
	f.Add(bytes.Repeat(buf.Bytes(), 64))
	f.Add(bigData(f))

	f.Fuzz(func(t *testing.T, b []byte) {
		cmd := exec.Command(zstd, "-z")

  public Hasher putBytes(byte[] bytes) {
    checkNotNull(bytes);
    update(bytes);
    return this;
  }

  @Override
  @CanIgnoreReturnValue
  public Hasher putBytes(byte[] bytes, int off, int len) {
    checkPositionIndexes(off, off + len, bytes.length);
    update(bytes, off, len);
    return this;
  }

  @Override
  @CanIgnoreReturnValue
  public Hasher putBytes(ByteBuffer bytes) {
    update(bytes);

    // loop we keep 56 bytes of state: v, w, x, y, and z.
    long x = load64(bytes, offset);
    long y = load64(bytes, offset + length - 16) ^ K1;
    long z = load64(bytes, offset + length - 56) ^ K0;
    long[] v = new long[2];
    long[] w = new long[2];
    weakHashLength32WithSeeds(bytes, offset + length - 64, length, y, v);

    ByteArrayDataInput in = ByteStreams.newDataInput(bytes);
    byte[] actual = new byte[bytes.length];
    in.readFully(actual);
    assertThat(actual).isEqualTo(bytes);
  }

  public void testNewDataInput_readFullyAndThenSome() {
    ByteArrayDataInput in = ByteStreams.newDataInput(bytes);
    byte[] actual = new byte[bytes.length * 2];
    IllegalStateException ex =

	return
}

// INTEGER

// checkInteger returns nil if the given bytes are a valid DER-encoded
// INTEGER and an error otherwise.
func checkInteger(bytes []byte) error {
	if len(bytes) == 0 {
		return StructuralError{"empty integer"}
	}
	if len(bytes) == 1 {
		return nil
	}
	if (bytes[0] == 0 && bytes[1]&0x80 == 0) || (bytes[0] == 0xff && bytes[1]&0x80 == 0x80) {
		return StructuralError{"integer not minimally-encoded"}
	}

		out, err := transformer.TransformToStorage(ctx, bytes.Repeat([]byte{byte(i % 8)}, count), dataCtx)
		if err != nil {
			t.Fatal(err)
		}

		info := out[:infoLen]
		nonce := out[infoLen : 12+infoLen]
		randomN := nonce[:4]

		if bytes.Equal(randomN, make([]byte, len(randomN))) {
			t.Error("got all zeros for first four bytes")
		}

		if infoLen != 0 {
			if bytes.Equal(info, make([]byte, infoLen)) {

   * {@code bytes[off + len - 1]} is the last.
   *
   * @param bytes a byte array
   * @param off the start offset in the array
   * @param len the number of bytes to write
   * @return this instance
   * @throws IndexOutOfBoundsException if {@code off < 0} or {@code off + len > bytes.length} or
   *     {@code len < 0}
   */
  @CanIgnoreReturnValue

		for ; p < len(in.bytes) && !utf8.RuneStart(in.bytes[p]); p++ {
		}
	}
	return p
}

func (in *input) appendSlice(buf []byte, b, e int) []byte {
	if in.bytes != nil {
		return append(buf, in.bytes[b:e]...)
	}
	for i := b; i < e; i++ {
		buf = append(buf, in.str[i])
	}
	return buf
}

func (in *input) copySlice(buf []byte, b, e int) int {
	if in.bytes == nil {
		return copy(buf, in.str[b:e])
	}