#include "cryptlib.h"
#include "o_time.h"
#include <openssl/asn1t.h>
+#include "asn1_locl.h"
IMPLEMENT_ASN1_MSTRING(ASN1_TIME, B_ASN1_TIME)
return ASN1_GENERALIZEDTIME_adj(s, t, offset_day, offset_sec);
}
-int ASN1_TIME_check(ASN1_TIME *t)
+int ASN1_TIME_check(const ASN1_TIME *t)
{
if (t->type == V_ASN1_GENERALIZEDTIME)
return ASN1_GENERALIZEDTIME_check(t);
t.length = strlen(str);
t.data = (unsigned char *)str;
+ t.flags = 0;
t.type = V_ASN1_UTCTIME;
return 1;
}
+
+static int asn1_time_to_tm(struct tm *tm, const ASN1_TIME *t)
+ {
+ if (t == NULL)
+ {
+ time_t now_t;
+ time(&now_t);
+ if (OPENSSL_gmtime(&now_t, tm))
+ return 1;
+ return 0;
+ }
+
+ if (t->type == V_ASN1_UTCTIME)
+ return asn1_utctime_to_tm(tm, t);
+ else if (t->type == V_ASN1_GENERALIZEDTIME)
+ return asn1_generalizedtime_to_tm(tm, t);
+
+ return 0;
+ }
+
+int ASN1_TIME_diff(int *pyear, int *psec,
+ const ASN1_TIME *from, const ASN1_TIME *to)
+ {
+ struct tm tm_from, tm_to;
+ if (!asn1_time_to_tm(&tm_from, from))
+ return 0;
+ if (!asn1_time_to_tm(&tm_to, to))
+ return 0;
+ return OPENSSL_gmtime_diff(&tm_from, &tm_to, pyear, psec);
+ }