}

func BenchmarkPutUint16(b *testing.B) {
	b.SetBytes(2)
	for i := 0; i < b.N; i++ {
		BigEndian.PutUint16(putbuf[:2], uint16(i))
	}
}

func BenchmarkAppendUint16(b *testing.B) {
	b.SetBytes(2)
	for i := 0; i < b.N; i++ {
		putbuf = BigEndian.AppendUint16(putbuf[:0], uint16(i))
	}
}

func BenchmarkPutUint32(b *testing.B) {
	b.SetBytes(4)
	for i := 0; i < b.N; i++ {

	Q, err := c.pointFromAffine(pub.X, pub.Y)
	if err != nil {
		return false
	}

	// SEC 1, Version 2.0, Section 4.1.4

	r, err := bigmod.NewNat().SetBytes(rBytes, c.N)
	if err != nil || r.IsZero() == 1 {
		return false
	}
	s, err := bigmod.NewNat().SetBytes(sBytes, c.N)
	if err != nil || s.IsZero() == 1 {
		return false
	}

	e := bigmod.NewNat()
	hashToNat(c, e, hash)

	// w = s⁻¹

}

func verifyLegacy(pub *PublicKey, hash []byte, sig []byte) bool {
	rBytes, sBytes, err := parseSignature(sig)
	if err != nil {
		return false
	}
	r, s := new(big.Int).SetBytes(rBytes), new(big.Int).SetBytes(sBytes)

	c := pub.Curve
	N := c.Params().N

	if r.Sign() <= 0 || s.Sign() <= 0 {
		return false
	}
	if r.Cmp(N) >= 0 || s.Cmp(N) >= 0 {
		return false
	}

	}
	if boring.Enabled {
		bk, err := boring.NewPublicKeyECDH(c.name, k.publicKey)
		if err != nil {
			return nil, err
		}
		k.boring = bk
	} else {
		// SetBytes also checks that the point is on the curve.
		if _, err := c.newPoint().SetBytes(key); err != nil {
			return nil, err
		}
	}
	return k, nil
}

func (c *nistCurve[Point]) ecdh(local *PrivateKey, remote *PublicKey) ([]byte, error) {

		b.Run(fmt.Sprintf("%v", size), func(b *testing.B) {
			b.SetBytes(int64(size))
			for i := 0; i < b.N; i++ {
				Decode(sink, src)
			}
		})
	}
}

func BenchmarkDecodeString(b *testing.B) {
	for _, size := range []int{256, 1024, 4096, 16384} {
		src := strings.Repeat("2b744faa", size/8)
		b.Run(fmt.Sprintf("%v", size), func(b *testing.B) {
			b.SetBytes(int64(size))
			for i := 0; i < b.N; i++ {

		return errors.New("Rat.GobDecode: invalid length")
	}
	i := j + int(ln)
	if len(buf) < i {
		return errors.New("Rat.GobDecode: buffer too small")
	}
	z.a.neg = b&1 != 0
	z.a.abs = z.a.abs.setBytes(buf[j:i])
	z.b.abs = z.b.abs.setBytes(buf[i:])
	return nil
}

// MarshalText implements the [encoding.TextMarshaler] interface.
func (x *Rat) MarshalText() (text []byte, err error) {
	if x.IsInt() {
		return x.a.MarshalText()
	}

	i := 0
	for i < len(z) && z[i] == 0 {
		i++
	}

	return z[i:]
}

func checkMul(a, b []byte) bool {
	var x, y, z1 Int
	x.SetBytes(a)
	y.SetBytes(b)
	z1.Mul(&x, &y)

	var z2 Int
	z2.SetBytes(mulBytes(a, b))

	return z1.Cmp(&z2) == 0
}

func TestMul(t *testing.T) {
	if err := quick.Check(checkMul, nil); err != nil {
		t.Error(err)
	}
}

				defer timeout(60 * time.Second)()
				ctx, cancel := context.WithTimeout(context.Background(), 30*time.Second)
				defer cancel()
				b.ReportAllocs()
				b.SetBytes(int64(len(payload) * 2))
				b.ResetTimer()
				t := time.Now()
				var ops int64
				var lat int64
				b.SetParallelism(par)
				b.RunParallel(func(pb *testing.PB) {

}

// Set sets v = a, and returns v.
func (v *Element) Set(a *Element) *Element {
	*v = *a
	return v
}

// SetBytes sets v to x, where x is a 32-byte little-endian encoding. If x is
// not of the right length, SetBytes returns nil and an error, and the
// receiver is unchanged.
//
// Consistent with RFC 7748, the most significant bit (the high bit of the

	paletted := image.NewPaletted(image.Rect(0, 0, 640, 480), palette.Plan9)
	rnd := rand.New(rand.NewSource(123))
	for i := range paletted.Pix {
		paletted.Pix[i] = uint8(rnd.Intn(256))
	}

	b.SetBytes(640 * 480 * 1)
	b.ReportAllocs()
	b.ResetTimer()
	for i := 0; i < b.N; i++ {
		Encode(io.Discard, paletted, nil)
	}
}

func BenchmarkEncodeRandomRGBA(b *testing.B) {