private SubjectPublicKeyInfo EncodePublicKey(Gost_R3410_KeyExchangeParams transportParameters)
{
var asnEncoder = new Asn1BerEncodeBuffer();
var publicKey = new Asn1OctetString(transportParameters.PublicKey);
publicKey.Encode(asnEncoder);
var publicKeyValue = asnEncoder.MsgCopy;
var publicKeyInfo = new SubjectPublicKeyInfo
{
SubjectPublicKey = new Asn1BitString(publicKeyValue.Length * 8, publicKeyValue)
};
var publicKeyParams = CreatePublicKeyParams();
publicKeyParams.PublicKeyParamSet = new Asn1ObjectIdentifier(OidValue.FromString(transportParameters.PublicKeyParamSet));
publicKeyParams.DigestParamSet = new Asn1ObjectIdentifier(OidValue.FromString(transportParameters.DigestParamSet));
publicKeyParams.EncryptionParamSet = Gost_28147_89_ParamSet.FromString(transportParameters.EncryptionParamSet);
asnEncoder.Reset();
publicKeyParams.Encode(asnEncoder);
var publicKeyAlgOid = new Asn1ObjectIdentifier(KeyAlgorithm);
publicKeyInfo.Algorithm = new AlgorithmIdentifier(publicKeyAlgOid, new Asn1OpenType(asnEncoder.MsgCopy));
return(publicKeyInfo);
}
protected Gost_R3410_KeyExchangeParams(Gost_R3410_KeyExchangeParams other)
{
DigestParamSet = other.DigestParamSet;
PublicKeyParamSet = other.PublicKeyParamSet;
EncryptionParamSet = other.EncryptionParamSet;
PublicKey = other.PublicKey;
PrivateKey = other.PrivateKey;
}