#include <stdio.h>
#include <time.h>
#include "cryptlib.h"
-#include "asn1.h"
+#include "o_time.h"
+#include <openssl/asn1t.h>
+#include "asn1_locl.h"
-int i2d_ASN1_TIME(a,pp)
-ASN1_TIME *a;
-unsigned char **pp;
+IMPLEMENT_ASN1_MSTRING(ASN1_TIME, B_ASN1_TIME)
+
+IMPLEMENT_ASN1_FUNCTIONS(ASN1_TIME)
+
+#if 0
+int i2d_ASN1_TIME(ASN1_TIME *a, unsigned char **pp)
{
+#ifdef CHARSET_EBCDIC
+ /* KLUDGE! We convert to ascii before writing DER */
+ char tmp[24];
+ ASN1_STRING tmpstr;
+
+ if(a->type == V_ASN1_UTCTIME || a->type == V_ASN1_GENERALIZEDTIME) {
+ int len;
+
+ tmpstr = *(ASN1_STRING *)a;
+ len = tmpstr.length;
+ ebcdic2ascii(tmp, tmpstr.data, (len >= sizeof tmp) ? sizeof tmp : len);
+ tmpstr.data = tmp;
+ a = (ASN1_GENERALIZEDTIME *) &tmpstr;
+ }
+#endif
if(a->type == V_ASN1_UTCTIME || a->type == V_ASN1_GENERALIZEDTIME)
return(i2d_ASN1_bytes((ASN1_STRING *)a,pp,
a->type ,V_ASN1_UNIVERSAL));
ASN1err(ASN1_F_I2D_ASN1_TIME,ASN1_R_EXPECTING_A_TIME);
return -1;
}
+#endif
-ASN1_TIME *d2i_ASN1_TIME(a, pp, length)
-ASN1_TIME **a;
-unsigned char **pp;
-long length;
+ASN1_TIME *ASN1_TIME_set(ASN1_TIME *s, time_t t)
{
- unsigned char tag;
- tag = **pp & ~V_ASN1_CONSTRUCTED;
- if(tag == (V_ASN1_UTCTIME|V_ASN1_UNIVERSAL))
- return d2i_ASN1_UTCTIME(a, pp, length);
- if(tag == (V_ASN1_GENERALIZEDTIME|V_ASN1_UNIVERSAL))
- return d2i_ASN1_GENERALIZEDTIME(a, pp, length);
- ASN1err(ASN1_F_D2I_ASN1_TIME,ASN1_R_EXPECTING_A_TIME);
- return(NULL);
+ return ASN1_TIME_adj(s, t, 0, 0);
}
-
-ASN1_TIME *ASN1_TIME_set(s, t)
-ASN1_TIME *s;
-time_t t;
+ASN1_TIME *ASN1_TIME_adj(ASN1_TIME *s, time_t t,
+ int offset_day, long offset_sec)
{
struct tm *ts;
-#if defined(THREADS) && !defined(WIN32)
struct tm data;
-#endif
-#if defined(THREADS) && !defined(WIN32)
- ts=(struct tm *)gmtime_r(&t,&data);
-#else
- ts=(struct tm *)gmtime(&t);
-#endif
- if((ts->tm_year >= 1950) && (ts->tm_year < 2050))
- return ASN1_UTCTIME_set(s, t);
- return ASN1_GENERALIZEDTIME_set(s,t);
+ ts=OPENSSL_gmtime(&t,&data);
+ if (ts == NULL)
+ {
+ ASN1err(ASN1_F_ASN1_TIME_ADJ, ASN1_R_ERROR_GETTING_TIME);
+ return NULL;
+ }
+ if (offset_day || offset_sec)
+ {
+ if (!OPENSSL_gmtime_adj(ts, offset_day, offset_sec))
+ return NULL;
+ }
+ if((ts->tm_year >= 50) && (ts->tm_year < 150))
+ return ASN1_UTCTIME_adj(s, t, offset_day, offset_sec);
+ return ASN1_GENERALIZEDTIME_adj(s, t, offset_day, offset_sec);
+ }
+
+int ASN1_TIME_check(const ASN1_TIME *t)
+ {
+ if (t->type == V_ASN1_GENERALIZEDTIME)
+ return ASN1_GENERALIZEDTIME_check(t);
+ else if (t->type == V_ASN1_UTCTIME)
+ return ASN1_UTCTIME_check(t);
+ return 0;
+ }
+
+/* Convert an ASN1_TIME structure to GeneralizedTime */
+ASN1_GENERALIZEDTIME *ASN1_TIME_to_generalizedtime(ASN1_TIME *t, ASN1_GENERALIZEDTIME **out)
+ {
+ ASN1_GENERALIZEDTIME *ret;
+ char *str;
+ int newlen;
+
+ if (!ASN1_TIME_check(t)) return NULL;
+
+ if (!out || !*out)
+ {
+ if (!(ret = ASN1_GENERALIZEDTIME_new ()))
+ return NULL;
+ if (out) *out = ret;
+ }
+ else ret = *out;
+
+ /* If already GeneralizedTime just copy across */
+ if (t->type == V_ASN1_GENERALIZEDTIME)
+ {
+ if(!ASN1_STRING_set(ret, t->data, t->length))
+ return NULL;
+ return ret;
+ }
+
+ /* grow the string */
+ if (!ASN1_STRING_set(ret, NULL, t->length + 2))
+ return NULL;
+ /* ASN1_STRING_set() allocated 'len + 1' bytes. */
+ newlen = t->length + 2 + 1;
+ str = (char *)ret->data;
+ /* Work out the century and prepend */
+ if (t->data[0] >= '5') BUF_strlcpy(str, "19", newlen);
+ else BUF_strlcpy(str, "20", newlen);
+
+ BUF_strlcat(str, (char *)t->data, newlen);
+
+ return ret;
}
+
+int ASN1_TIME_set_string(ASN1_TIME *s, const char *str)
+ {
+ ASN1_TIME t;
+
+ t.length = strlen(str);
+ t.data = (unsigned char *)str;
+ t.flags = 0;
+
+ t.type = V_ASN1_UTCTIME;
+
+ if (!ASN1_TIME_check(&t))
+ {
+ t.type = V_ASN1_GENERALIZEDTIME;
+ if (!ASN1_TIME_check(&t))
+ return 0;
+ }
+
+ if (s && !ASN1_STRING_copy((ASN1_STRING *)s, (ASN1_STRING *)&t))
+ return 0;
+
+ 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);
+ }