test_X509_cmp_timeframe_vpm
res = test_X509_cmp_timeframe_vpm(NULL, asn1_before, asn1_mid, asn1_after)
&& test_X509_cmp_timeframe_vpm(vpm, asn1_before, asn1_mid, asn1_after);
&& test_X509_cmp_timeframe_vpm(vpm, asn1_before, asn1_mid, asn1_after)
&& test_X509_cmp_timeframe_vpm(vpm, asn1_before, asn1_mid, asn1_after);