VncServerClient::AuthState ServerAuthenticationManager::performLogonAuthentication( VncServerClient* client,
VariantArrayMessage& message )
{
switch( client->authState() )
{
case VncServerClient::AuthInit:
{
CryptoCore::PrivateKey privateKey = CryptoCore::KeyGenerator().createRSA( CryptoCore::RsaKeySize );
client->setPrivateKey( privateKey.toPEM() );
CryptoCore::PublicKey publicKey = privateKey.toPublicKey();
if( VariantArrayMessage( message.ioDevice() ).write( publicKey.toPEM() ).send() )
{
return VncServerClient::AuthPassword;
}
else
{
qDebug( "ServerAuthenticationManager::performLogonAuthentication(): failed to send public key" );
return VncServerClient::AuthFinishedFail;
}
}
case VncServerClient::AuthPassword:
{
CryptoCore::PrivateKey privateKey = CryptoCore::PrivateKey::fromPEM( client->privateKey() );
CryptoCore::SecureArray encryptedPassword( message.read().toByteArray() );
CryptoCore::SecureArray decryptedPassword;
if( privateKey.decrypt( encryptedPassword,
&decryptedPassword,
CryptoCore::DefaultEncryptionAlgorithm ) == false )
{
qWarning( "ServerAuthenticationManager::performLogonAuthentication(): failed to decrypt password" );
return VncServerClient::AuthFinishedFail;
}
AuthenticationCredentials credentials;
credentials.setLogonUsername( client->username() );
credentials.setLogonPassword( QString::fromUtf8( decryptedPassword.toByteArray() ) );
if( LogonAuthentication::authenticateUser( credentials ) )
{
qDebug( "ServerAuthenticationManager::performLogonAuthentication(): SUCCESS" );
return VncServerClient::AuthFinishedSuccess;
}
qDebug( "ServerAuthenticationManager::performLogonAuthentication(): FAIL" );
return VncServerClient::AuthFinishedFail;
}
default:
break;
}
return VncServerClient::AuthFinishedFail;
}
AuthenticationCredentials PasswordDialog::credentials() const
{
AuthenticationCredentials cred;
cred.setLogonUsername( username() );
cred.setLogonPassword( password() );
return cred;
}