#include <time.h>
#include "cryptlib.h"
#include <openssl/asn1.h>
+#include "asn1_locl.h"
+#if 0
int i2d_ASN1_UTCTIME(ASN1_UTCTIME *a, unsigned char **pp)
{
+#ifndef CHARSET_EBCDIC
return(i2d_ASN1_bytes((ASN1_STRING *)a,pp,
V_ASN1_UTCTIME,V_ASN1_UNIVERSAL));
+#else
+ /* KLUDGE! We convert to ascii before writing DER */
+ int len;
+ char tmp[24];
+ ASN1_STRING x = *(ASN1_STRING *)a;
+
+ len = x.length;
+ ebcdic2ascii(tmp, x.data, (len >= sizeof tmp) ? sizeof tmp : len);
+ x.data = tmp;
+ return i2d_ASN1_bytes(&x, pp, V_ASN1_UTCTIME,V_ASN1_UNIVERSAL);
+#endif
}
ASN1err(ASN1_F_D2I_ASN1_UTCTIME,ERR_R_NESTED_ASN1_ERROR);
return(NULL);
}
+#ifdef CHARSET_EBCDIC
+ ascii2ebcdic(ret->data, ret->data, ret->length);
+#endif
if (!ASN1_UTCTIME_check(ret))
{
ASN1err(ASN1_F_D2I_ASN1_UTCTIME,ASN1_R_INVALID_TIME_FORMAT);
return(ret);
err:
if ((ret != NULL) && ((a == NULL) || (*a != ret)))
- ASN1_UTCTIME_free(ret);
+ M_ASN1_UTCTIME_free(ret);
return(NULL);
}
-int ASN1_UTCTIME_check(ASN1_UTCTIME *d)
+#endif
+
+int asn1_utctime_to_tm(struct tm *tm, const ASN1_UTCTIME *d)
{
- static int min[8]={ 0, 1, 1, 0, 0, 0, 0, 0};
- static int max[8]={99,12,31,23,59,59,12,59};
+ static const int min[8]={ 0, 1, 1, 0, 0, 0, 0, 0};
+ static const int max[8]={99,12,31,23,59,59,12,59};
char *a;
int n,i,l,o;
{
if ((i == 5) && ((a[o] == 'Z') ||
(a[o] == '+') || (a[o] == '-')))
- { i++; break; }
+ {
+ i++;
+ if (tm)
+ tm->tm_sec = 0;
+ break;
+ }
if ((a[o] < '0') || (a[o] > '9')) goto err;
n= a[o]-'0';
if (++o > l) goto err;
if (++o > l) goto err;
if ((n < min[i]) || (n > max[i])) goto err;
+ if (tm)
+ {
+ switch(i)
+ {
+ case 0:
+ tm->tm_year = n < 50 ? n + 100 : n;
+ break;
+ case 1:
+ tm->tm_mon = n - 1;
+ break;
+ case 2:
+ tm->tm_mday = n;
+ break;
+ case 3:
+ tm->tm_hour = n;
+ break;
+ case 4:
+ tm->tm_min = n;
+ break;
+ case 5:
+ tm->tm_sec = n;
+ break;
+ }
+ }
}
if (a[o] == 'Z')
o++;
else if ((a[o] == '+') || (a[o] == '-'))
{
+ int offsign = a[o] == '-' ? -1 : 1, offset = 0;
o++;
if (o+4 > l) goto err;
for (i=6; i<8; i++)
if ((a[o] < '0') || (a[o] > '9')) goto err;
n=(n*10)+ a[o]-'0';
if ((n < min[i]) || (n > max[i])) goto err;
+ if (tm)
+ {
+ if (i == 6)
+ offset = n * 3600;
+ else if (i == 7)
+ offset += n * 60;
+ }
o++;
}
+ if (offset && !OPENSSL_gmtime_adj(tm, 0, offset * offsign))
+ return 0;
}
- return(o == l);
+ return o == l;
err:
- return(0);
+ return 0;
+ }
+
+int ASN1_UTCTIME_check(const ASN1_UTCTIME *d)
+ {
+ return asn1_utctime_to_tm(NULL, d);
}
-int ASN1_UTCTIME_set_string(ASN1_UTCTIME *s, char *str)
+int ASN1_UTCTIME_set_string(ASN1_UTCTIME *s, const char *str)
{
ASN1_UTCTIME t;
{
if (s != NULL)
{
- ASN1_STRING_set((ASN1_STRING *)s,
- (unsigned char *)str,t.length);
+ if (!ASN1_STRING_set((ASN1_STRING *)s,
+ (unsigned char *)str,t.length))
+ return 0;
+ s->type = V_ASN1_UTCTIME;
}
return(1);
}
ASN1_UTCTIME *ASN1_UTCTIME_set(ASN1_UTCTIME *s, time_t t)
{
+ return ASN1_UTCTIME_adj(s, t, 0, 0);
+ }
+
+ASN1_UTCTIME *ASN1_UTCTIME_adj(ASN1_UTCTIME *s, time_t t,
+ int offset_day, long offset_sec)
+ {
char *p;
struct tm *ts;
-#if defined(THREADS) && !defined(WIN32)
struct tm data;
-#endif
+ size_t len = 20;
+ int free_s = 0;
if (s == NULL)
- s=ASN1_UTCTIME_new();
+ {
+ free_s = 1;
+ s=M_ASN1_UTCTIME_new();
+ }
if (s == NULL)
- return(NULL);
+ goto err;
+
+
+ ts=OPENSSL_gmtime(&t, &data);
+ if (ts == NULL)
+ goto err;
+
+ if (offset_day || offset_sec)
+ {
+ if (!OPENSSL_gmtime_adj(ts, offset_day, offset_sec))
+ goto err;
+ }
+
+ if((ts->tm_year < 50) || (ts->tm_year >= 150))
+ goto err;
-#if defined(THREADS) && !defined(WIN32)
- gmtime_r(&t,&data);
- ts=&data;
-#else
- ts=gmtime(&t);
-#endif
p=(char *)s->data;
- if ((p == NULL) || (s->length < 14))
+ if ((p == NULL) || ((size_t)s->length < len))
{
- p=Malloc(20);
- if (p == NULL) return(NULL);
+ p=OPENSSL_malloc(len);
+ if (p == NULL)
+ {
+ ASN1err(ASN1_F_ASN1_UTCTIME_ADJ,ERR_R_MALLOC_FAILURE);
+ goto err;
+ }
if (s->data != NULL)
- Free(s->data);
+ OPENSSL_free(s->data);
s->data=(unsigned char *)p;
}
- sprintf(p,"%02d%02d%02d%02d%02d%02dZ",ts->tm_year%100,
- ts->tm_mon+1,ts->tm_mday,ts->tm_hour,ts->tm_min,ts->tm_sec);
+ BIO_snprintf(p,len,"%02d%02d%02d%02d%02d%02dZ",ts->tm_year%100,
+ ts->tm_mon+1,ts->tm_mday,ts->tm_hour,ts->tm_min,ts->tm_sec);
s->length=strlen(p);
s->type=V_ASN1_UTCTIME;
+#ifdef CHARSET_EBCDIC_not
+ ebcdic2ascii(s->data, s->data, s->length);
+#endif
return(s);
+ err:
+ if (free_s && s)
+ M_ASN1_UTCTIME_free(s);
+ return NULL;
+ }
+
+
+int ASN1_UTCTIME_cmp_time_t(const ASN1_UTCTIME *s, time_t t)
+ {
+ struct tm stm, ttm;
+ int day, sec;
+
+ if (!asn1_utctime_to_tm(&stm, s))
+ return -2;
+
+ if (!OPENSSL_gmtime(&t, &ttm))
+ return -2;
+
+ if (!OPENSSL_gmtime_diff(&day, &sec, &stm, &ttm))
+ return -2;
+
+ if (day > 0)
+ return 1;
+ if (day < 0)
+ return -1;
+ if (sec > 0)
+ return 1;
+ if (sec < 0)
+ return -1;
+ return 0;
}
+
+
+#if 0
+time_t ASN1_UTCTIME_get(const ASN1_UTCTIME *s)
+ {
+ struct tm tm;
+ int offset;
+
+ memset(&tm,'\0',sizeof tm);
+
+#define g2(p) (((p)[0]-'0')*10+(p)[1]-'0')
+ tm.tm_year=g2(s->data);
+ if(tm.tm_year < 50)
+ tm.tm_year+=100;
+ tm.tm_mon=g2(s->data+2)-1;
+ tm.tm_mday=g2(s->data+4);
+ tm.tm_hour=g2(s->data+6);
+ tm.tm_min=g2(s->data+8);
+ tm.tm_sec=g2(s->data+10);
+ if(s->data[12] == 'Z')
+ offset=0;
+ else
+ {
+ offset=g2(s->data+13)*60+g2(s->data+15);
+ if(s->data[12] == '-')
+ offset= -offset;
+ }
+#undef g2
+
+ return mktime(&tm)-offset*60; /* FIXME: mktime assumes the current timezone
+ * instead of UTC, and unless we rewrite OpenSSL
+ * in Lisp we cannot locally change the timezone
+ * without possibly interfering with other parts
+ * of the program. timegm, which uses UTC, is
+ * non-standard.
+ * Also time_t is inappropriate for general
+ * UTC times because it may a 32 bit type. */
+ }
+#endif