int ASN1_TIME_set_string(ASN1_TIME *s, const char *str)
{
/* Try UTC, if that fails, try GENERALIZED */
if (ASN1_UTCTIME_set_string(s, str))
return 1;
return ASN1_GENERALIZEDTIME_set_string(s, str);
}
static void timestamp_print(BIO *out, uint64_t timestamp)
{
ASN1_GENERALIZEDTIME *gen;
char genstr[20];
gen = ASN1_GENERALIZEDTIME_new();
ASN1_GENERALIZEDTIME_adj(gen, (time_t)0,
(int)(timestamp / 86400000),
(timestamp % 86400000) / 1000);
/*
* Note GeneralizedTime from ASN1_GENERALIZETIME_adj is always 15
* characters long with a final Z. Update it with fractional seconds.
*/
BIO_snprintf(genstr, sizeof(genstr), "%.14s.%03dZ",
ASN1_STRING_data(gen), (unsigned int)(timestamp % 1000));
ASN1_GENERALIZEDTIME_set_string(gen, genstr);
ASN1_GENERALIZEDTIME_print(out, gen);
ASN1_GENERALIZEDTIME_free(gen);
}
PyObject*
_set_asn1_time(char *format, ASN1_TIME* timestamp, PyObject *args)
{
char *when;
if (!PyArg_ParseTuple(args, format, &when))
return NULL;
if (ASN1_GENERALIZEDTIME_set_string(timestamp, when) == 0) {
ASN1_GENERALIZEDTIME dummy;
dummy.type = V_ASN1_GENERALIZEDTIME;
dummy.length = strlen(when);
dummy.data = (unsigned char *)when;
if (!ASN1_GENERALIZEDTIME_check(&dummy)) {
PyErr_SetString(PyExc_ValueError, "Invalid string");
} else {
PyErr_SetString(PyExc_RuntimeError, "Unknown ASN1_GENERALIZEDTIME_set_string failure");
}
return NULL;
}
Py_INCREF(Py_None);
return Py_None;
}