public static AsnPublicKeyPair FromRSA(RSAParameters rsa)
{
AsnPublicKeyPair kp = new AsnPublicKeyPair
{
modulus = new AsnInteger(rsa.Modulus),
exponent = new AsnInteger(rsa.Exponent)
};
return(kp);
}
public static AsnPublicKeyPair Decode(byte[] source, ref int pos)
{
AsnPublicKeyPair instance = new AsnPublicKeyPair();
pos++;
long len = instance.GetLength(source, ref pos);
instance.modulus = AsnInteger.Decode(source, ref pos);
instance.exponent = AsnInteger.Decode(source, ref pos);
// bring the parameters into an RSA format
instance.parameters.Modulus = instance.modulus.myValue.ToByteArray();
instance.parameters.Exponent = instance.exponent.myValue.ToByteArray();
return(instance);
}
public static AsnPublicKeyInfo Decode(byte[] source, ref int pos)
{
AsnPublicKeyInfo instance = new AsnPublicKeyInfo();
//CheckContextTag(source, ref pos);
pos++;
int len = instance.GetLength(source, ref pos);
instance.algorithm = AsnAlgorithmIdentifier.Decode(source, ref pos);
instance.publicKey = AsnBitstring.Decode(source, ref pos);
// TODO: further decode publicKey into AsnKeyPair
int bi = 0;
instance.keys = AsnPublicKeyPair.Decode(instance.publicKey.value, ref bi);
return(instance);
}
public AsnPublicKeyInfo()
{
algorithm = new AsnAlgorithmIdentifier();
publicKey = new AsnBitstring();
keys = new AsnPublicKeyPair();
}
public AsnPublicKeyPair GetPublicKey()
{
AsnPublicKeyPair publicKey = AsnPublicKeyPair.FromRSA(parameters);
return(publicKey);
}
