verify

static VALUE
ossl_ocspbres_verify(int argc, VALUE *argv, VALUE self)
{
    VALUE certs, store, flags, result;
    OCSP_BASICRESP *bs;
    STACK_OF(X509) *x509s;
    X509_STORE *x509st;
    int flg;

    rb_scan_args(argc, argv, "21", &certs, &store, &flags);
    x509st = GetX509StorePtr(store);
    flg = NIL_P(flags) ? 0 : INT2NUM(flags);
    x509s = ossl_x509_ary2sk(certs);
    GetOCSPBasicRes(self, bs);
    result = OCSP_basic_verify(bs, x509s, x509st, flg) > 0 ? Qtrue : Qfalse;
    sk_X509_pop_free(x509s, X509_free);
    if(!result) rb_warn("%s", ERR_error_string(ERR_peek_error(), NULL));

    return result;
}