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Use dynamic_cast in ed25519 (GH #829)

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This commit is contained in:
Jeffrey Walton 2019-04-30 20:29:21 -04:00
parent a379c5644a
commit ff544c386c
No known key found for this signature in database
GPG Key ID: B36AB348921B1838
1 changed files with 5 additions and 5 deletions
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10
xed25519.cpp
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@ -674,8 +674,8 @@ size_t ed25519Signer::SignAndRestart(RandomNumberGenerator &rng, PK_MessageAccum
{
CRYPTOPP_ASSERT(signature != NULLPTR); CRYPTOPP_UNUSED(rng);
ed25519_MessageAccumulator& accum = static_cast<ed25519_MessageAccumulator&>(messageAccumulator);
const ed25519PrivateKey& pk = static_cast<const ed25519PrivateKey&>(GetPrivateKey());
ed25519_MessageAccumulator& accum = dynamic_cast<ed25519_MessageAccumulator&>(messageAccumulator);
const ed25519PrivateKey& pk = dynamic_cast<const ed25519PrivateKey&>(GetPrivateKey());
int ret = Donna::ed25519_sign(accum.data(), accum.size(), pk.GetPrivateKeyBytePtr(), pk.GetPublicKeyBytePtr(), signature);
CRYPTOPP_ASSERT(ret == 0);
@ -689,7 +689,7 @@ size_t ed25519Signer::SignStream (RandomNumberGenerator &rng, std::istream& stre
{
CRYPTOPP_ASSERT(signature != NULLPTR); CRYPTOPP_UNUSED(rng);
const ed25519PrivateKey& pk = static_cast<const ed25519PrivateKey&>(GetPrivateKey());
const ed25519PrivateKey& pk = dynamic_cast<const ed25519PrivateKey&>(GetPrivateKey());
int ret = Donna::ed25519_sign(stream, pk.GetPrivateKeyBytePtr(), pk.GetPublicKeyBytePtr(), signature);
CRYPTOPP_ASSERT(ret == 0);
@ -853,14 +853,14 @@ ed25519Verifier::ed25519Verifier(BufferedTransformation &params)
ed25519Verifier::ed25519Verifier(const ed25519Signer& signer)
{
const ed25519PrivateKey& priv = static_cast<const ed25519PrivateKey&>(signer.GetPrivateKey());
const ed25519PrivateKey& priv = dynamic_cast<const ed25519PrivateKey&>(signer.GetPrivateKey());
priv.MakePublicKey(AccessPublicKey());
}
bool ed25519Verifier::VerifyAndRestart(PK_MessageAccumulator &messageAccumulator) const
{
ed25519_MessageAccumulator& accum = static_cast<ed25519_MessageAccumulator&>(messageAccumulator);
const ed25519PublicKey& pk = static_cast<const ed25519PublicKey&>(GetPublicKey());
const ed25519PublicKey& pk = dynamic_cast<const ed25519PublicKey&>(GetPublicKey());
int ret = Donna::ed25519_sign_open(accum.data(), accum.size(), pk.GetPublicKeyBytePtr(), accum.signature());
accum.Restart();