ECC_ALGORITHM is a define for CryptoPP::EC2N
On Nov 20, 3:16 pm, Max Sivkov <[EMAIL PROTECTED]> wrote:
> Hello Crypto++ gurus!
>
> I need to create a public key based on a public pint data for future
> comparation with SHA1 coded signature
> here is my code:
>
> SecByteBlock pubkey = Base64Decode(pubkey_base64);
>
> // Thanks Wei Dai!
> CryptoPP::ECIES< CryptoPP::EC2N >::PublicKey PublicKey;
> PublicKey.AccessGroupParameters().Initialize(CryptoPP::ASN1::sect163k1
> ());
>
> PublicKey.GetGroupParameters().GetCurve().DecodePoint(p, pubkey,
>
> PublicKey.GetGroupParameters().GetCurve().EncodedPointSize(true));
> PublicKey.SetPublicElement(p);
> AutoSeededX917RNG<AES> m_rng;
> bool status = PublicKey.Validate(m_rng, 3); // status returns true, so
> far so good
> CryptoPP::ECIES<ECC_ALGORITHM>::Encryptor Encryptor(PublicKey);// At
> this line I had the following exception:
> ----
> CryptoPP::Exception caught: NameValuePairs: type mismatch for
> 'ThisObject:class
> CryptoPP::DL_PublicKeyImpl<class CryptoPP::DL_GroupParameters_EC<class
> CryptoPP:
> :EC2N> >', stored 'class CryptoPP::DL_PublicKeyImpl<class
> CryptoPP::DL_GroupPara
> meters_EC<class CryptoPP::EC2N> >', trying to retrieve 'class
> CryptoPP::DL_Publi
> cKey_EC<class CryptoPP::EC2N>'
> -----
>
> Could anybody help me with this?
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