// this error must be handled.
var ErrInvalidPublicKey = errors.New("crypto/dsa: invalid public key")

// ParameterSizes is an enumeration of the acceptable bit lengths of the primes
// in a set of DSA parameters. See FIPS 186-3, section 4.2.
type ParameterSizes int

const (
	L1024N160 ParameterSizes = iota
	L2048N224
	L2048N256
	L3072N256
)

		t.Errorf("%d: error signing: %s", i, err)
		return
	}

	if !Verify(&priv.PublicKey, hashed, r, s) {
		t.Errorf("%d: Verify failed", i)
	}
}

func testParameterGeneration(t *testing.T, sizes ParameterSizes, L, N int) {
	var priv PrivateKey
	params := &priv.Parameters

	err := GenerateParameters(params, rand.Reader, sizes)
	if err != nil {
		t.Errorf("%d: %s", int(sizes), err)
		return
	}

pkg crypto/des, type KeySizeError int
pkg crypto/dsa, const L1024N160 ParameterSizes
pkg crypto/dsa, const L2048N224 ParameterSizes
pkg crypto/dsa, const L2048N256 ParameterSizes
pkg crypto/dsa, const L3072N256 ParameterSizes
pkg crypto/dsa, func GenerateKey(*PrivateKey, io.Reader) error
pkg crypto/dsa, func GenerateParameters(*Parameters, io.Reader, ParameterSizes) error

		{"GenerateKey", Func, 0},
		{"GenerateParameters", Func, 0},
		{"L1024N160", Const, 0},
		{"L2048N224", Const, 0},
		{"L2048N256", Const, 0},
		{"L3072N256", Const, 0},
		{"ParameterSizes", Type, 0},
		{"Parameters", Type, 0},
		{"Parameters.G", Field, 0},
		{"Parameters.P", Field, 0},
		{"Parameters.Q", Field, 0},
		{"PrivateKey", Type, 0},
		{"PrivateKey.PublicKey", Field, 0},