Gets the cofactor of a EC_GROUP \param group EC_GROUP object \param cofactor BIGNUM to which the cofactor is copied \param ctx BN_CTX object (optional) \return 1 on success and 0 if an error occured
See Implementation
Gets the cofactor of a EC_GROUP \param group EC_GROUP object \param cofactor BIGNUM to which the cofactor is copied \param ctx BN_CTX object (optional) \return 1 on success and 0 if an error occured