OpenSSL::X509::CRL.new

static VALUE
ossl_x509crl_initialize(int argc, VALUE *argv, VALUE self)
{
    BIO *in;
    X509_CRL *crl, *crl_orig = RTYPEDDATA_DATA(self);
    VALUE arg;

    rb_check_frozen(self);
    if (rb_scan_args(argc, argv, "01", &arg) == 0) {
        return self;
    }
    arg = ossl_to_der_if_possible(arg);
    in = ossl_obj2bio(&arg);
    crl = d2i_X509_CRL_bio(in, NULL);
    if (!crl) {
        OSSL_BIO_reset(in);
        crl = PEM_read_bio_X509_CRL(in, NULL, NULL, NULL);
    }
    BIO_free(in);
    if (!crl)
        ossl_raise(eX509CRLError, "PEM_read_bio_X509_CRL");

    RTYPEDDATA_DATA(self) = crl;
    X509_CRL_free(crl_orig);

    return self;
}