OpenSSL::Netscape::SPKI.new

static VALUE
ossl_spki_initialize(int argc, VALUE *argv, VALUE self)
{
    NETSCAPE_SPKI *spki;
    VALUE buffer;
    const unsigned char *p;

    rb_scan_args(argc, argv, "01", &buffer);
    ossl_want_uninitialized(self, &ossl_netscape_spki_type);
    if (argc == 0) {
        spki = NETSCAPE_SPKI_new();
        if (!spki)
            ossl_raise(eSPKIError, "NETSCAPE_SPKI_new");
        RTYPEDDATA_DATA(self) = spki;
        return self;
    }
    StringValue(buffer);
    if (!(spki = NETSCAPE_SPKI_b64_decode(RSTRING_PTR(buffer), RSTRING_LENINT(buffer)))) {
        ossl_clear_error();
        p = (unsigned char *)RSTRING_PTR(buffer);
        spki = d2i_NETSCAPE_SPKI(NULL, &p, rb_len2long(RSTRING_LEN(buffer)));
        if (!spki)
            ossl_raise(eSPKIError, "d2i_NETSCAPE_SPKI");
    }
    RTYPEDDATA_DATA(self) = spki;

    return self;
}