/**
* Returns an amcl.BN256.ECP2 on input of an ECP2 protobuf object.
*
* @param w a protobuf object representing an ECP2
* @return a ECP2 created from the protobuf object
*/
public static ECP2 ToECP2(this Protos.Idemix.ECP2 w)
{
byte[] valuexa = w.Xa.ToByteArray();
byte[] valuexb = w.Xb.ToByteArray();
byte[] valueya = w.Ya.ToByteArray();
byte[] valueyb = w.Yb.ToByteArray();
FP2 valuex = new FP2(BIG.FromBytes(valuexa), BIG.FromBytes(valuexb));
FP2 valuey = new FP2(BIG.FromBytes(valueya), BIG.FromBytes(valueyb));
return(new ECP2(valuex, valuey));
}
/**
* Converts an amcl.BN256.ECP2 into an ECP2 protobuf object.
*
* @param w an ECP2 to be transformed into a protobuf object
* @return a protobuf representation of the ECP2
*/
public static Protos.Idemix.ECP2 ToProto(this ECP2 w)
{
byte[] valueXA = new byte[FIELD_BYTES];
byte[] valueXB = new byte[FIELD_BYTES];
byte[] valueYA = new byte[FIELD_BYTES];
byte[] valueYB = new byte[FIELD_BYTES];
w.X.A.ToBytes(valueXA);
w.X.B.ToBytes(valueXB);
w.Y.A.ToBytes(valueYA);
w.Y.B.ToBytes(valueYB);
Protos.Idemix.ECP2 ecp2 = new Protos.Idemix.ECP2();
ecp2.Xa = ByteString.CopyFrom(valueXA);
ecp2.Xb = ByteString.CopyFrom(valueXB);
ecp2.Ya = ByteString.CopyFrom(valueYA);
ecp2.Yb = ByteString.CopyFrom(valueYB);
return(ecp2);
}
