}
func VerifyECDSA(pub *PublicKeyECDSA, hash []byte, sig []byte) bool {
	panic("boringcrypto: not available")
}

type PublicKeyRSA struct{ _ int }
type PrivateKeyRSA struct{ _ int }

func DecryptRSAOAEP(h, mgfHash hash.Hash, priv *PrivateKeyRSA, ciphertext, label []byte) ([]byte, error) {
	panic("boringcrypto: not available")
}
func DecryptRSAPKCS1(priv *PrivateKeyRSA, ciphertext []byte) ([]byte, error) {

	}
	out := make([]byte, outLen)
	if crypt(ctx, base(out), &outLen, base(in), C.size_t(len(in))) == 0 {
		return nil, fail("EVP_PKEY_decrypt/encrypt")
	}
	return out[:outLen], nil
}

func DecryptRSAOAEP(h, mgfHash hash.Hash, priv *PrivateKeyRSA, ciphertext, label []byte) ([]byte, error) {
	return cryptRSA(priv.withKey, C.GO_RSA_PKCS1_OAEP_PADDING, h, mgfHash, label, 0, 0, decryptInit, decrypt, ciphertext)
}

		k < hash.Size()*2+2 {
		return nil, ErrDecryption
	}

	if boring.Enabled {
		bkey, err := boringPrivateKey(priv)
		if err != nil {
			return nil, err
		}
		out, err := boring.DecryptRSAOAEP(hash, mgfHash, bkey, ciphertext, label)
		if err != nil {
			return nil, ErrDecryption
		}
		return out, nil
	}

	em, err := decrypt(priv, ciphertext, noCheck)
	if err != nil {
		return nil, err