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Diffstat (limited to 'openssl/crypto/asn1/a_utctm.c')
-rw-r--r--openssl/crypto/asn1/a_utctm.c526
1 files changed, 273 insertions, 253 deletions
diff --git a/openssl/crypto/asn1/a_utctm.c b/openssl/crypto/asn1/a_utctm.c
index bbdc9b322..0578c8887 100644
--- a/openssl/crypto/asn1/a_utctm.c
+++ b/openssl/crypto/asn1/a_utctm.c
@@ -5,21 +5,21 @@
* This package is an SSL implementation written
* by Eric Young (eay@cryptsoft.com).
* The implementation was written so as to conform with Netscapes SSL.
- *
+ *
* This library is free for commercial and non-commercial use as long as
* the following conditions are aheared to. The following conditions
* apply to all code found in this distribution, be it the RC4, RSA,
* lhash, DES, etc., code; not just the SSL code. The SSL documentation
* included with this distribution is covered by the same copyright terms
* except that the holder is Tim Hudson (tjh@cryptsoft.com).
- *
+ *
* Copyright remains Eric Young's, and as such any Copyright notices in
* the code are not to be removed.
* If this package is used in a product, Eric Young should be given attribution
* as the author of the parts of the library used.
* This can be in the form of a textual message at program startup or
* in documentation (online or textual) provided with the package.
- *
+ *
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
@@ -34,10 +34,10 @@
* Eric Young (eay@cryptsoft.com)"
* The word 'cryptographic' can be left out if the rouines from the library
* being used are not cryptographic related :-).
- * 4. If you include any Windows specific code (or a derivative thereof) from
+ * 4. If you include any Windows specific code (or a derivative thereof) from
* the apps directory (application code) you must include an acknowledgement:
* "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
- *
+ *
* THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
@@ -49,7 +49,7 @@
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
- *
+ *
* The licence and distribution terms for any publically available version or
* derivative of this code cannot be changed. i.e. this code cannot simply be
* copied and put under another distribution licence
@@ -61,272 +61,292 @@
#include "cryptlib.h"
#include "o_time.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
- }
-
+{
+# 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
+}
ASN1_UTCTIME *d2i_ASN1_UTCTIME(ASN1_UTCTIME **a, unsigned char **pp,
- long length)
- {
- ASN1_UTCTIME *ret=NULL;
-
- ret=(ASN1_UTCTIME *)d2i_ASN1_bytes((ASN1_STRING **)a,pp,length,
- V_ASN1_UTCTIME,V_ASN1_UNIVERSAL);
- if (ret == NULL)
- {
- 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);
- goto err;
- }
-
- return(ret);
-err:
- if ((ret != NULL) && ((a == NULL) || (*a != ret)))
- M_ASN1_UTCTIME_free(ret);
- return(NULL);
- }
+ long length)
+{
+ ASN1_UTCTIME *ret = NULL;
+
+ ret = (ASN1_UTCTIME *)d2i_ASN1_bytes((ASN1_STRING **)a, pp, length,
+ V_ASN1_UTCTIME, V_ASN1_UNIVERSAL);
+ if (ret == NULL) {
+ 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);
+ goto err;
+ }
+
+ return (ret);
+ err:
+ if ((ret != NULL) && ((a == NULL) || (*a != ret)))
+ M_ASN1_UTCTIME_free(ret);
+ return (NULL);
+}
#endif
-int ASN1_UTCTIME_check(ASN1_UTCTIME *d)
- {
- 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 (d->type != V_ASN1_UTCTIME) return(0);
- l=d->length;
- a=(char *)d->data;
- o=0;
-
- if (l < 11) goto err;
- for (i=0; i<6; i++)
- {
- if ((i == 5) && ((a[o] == 'Z') ||
- (a[o] == '+') || (a[o] == '-')))
- { i++; break; }
- if ((a[o] < '0') || (a[o] > '9')) goto err;
- n= a[o]-'0';
- if (++o > l) goto err;
-
- if ((a[o] < '0') || (a[o] > '9')) goto err;
- n=(n*10)+ a[o]-'0';
- if (++o > l) goto err;
-
- if ((n < min[i]) || (n > max[i])) goto err;
- }
- if (a[o] == 'Z')
- o++;
- else if ((a[o] == '+') || (a[o] == '-'))
- {
- o++;
- if (o+4 > l) goto err;
- for (i=6; i<8; i++)
- {
- if ((a[o] < '0') || (a[o] > '9')) goto err;
- n= a[o]-'0';
- o++;
- if ((a[o] < '0') || (a[o] > '9')) goto err;
- n=(n*10)+ a[o]-'0';
- if ((n < min[i]) || (n > max[i])) goto err;
- o++;
- }
- }
- return(o == l);
-err:
- return(0);
- }
+int asn1_utctime_to_tm(struct tm *tm, const ASN1_UTCTIME *d)
+{
+ 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 (d->type != V_ASN1_UTCTIME)
+ return (0);
+ l = d->length;
+ a = (char *)d->data;
+ o = 0;
+
+ if (l < 11)
+ goto err;
+ for (i = 0; i < 6; i++) {
+ if ((i == 5) && ((a[o] == 'Z') || (a[o] == '+') || (a[o] == '-'))) {
+ 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 ((a[o] < '0') || (a[o] > '9'))
+ goto err;
+ n = (n * 10) + a[o] - '0';
+ 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 = a[o] - '0';
+ o++;
+ 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;
+ err:
+ 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, const char *str)
- {
- ASN1_UTCTIME t;
-
- t.type=V_ASN1_UTCTIME;
- t.length=strlen(str);
- t.data=(unsigned char *)str;
- if (ASN1_UTCTIME_check(&t))
- {
- if (s != NULL)
- {
- if (!ASN1_STRING_set((ASN1_STRING *)s,
- (unsigned char *)str,t.length))
- return 0;
- s->type = V_ASN1_UTCTIME;
- }
- return(1);
- }
- else
- return(0);
- }
+{
+ ASN1_UTCTIME t;
+
+ t.type = V_ASN1_UTCTIME;
+ t.length = strlen(str);
+ t.data = (unsigned char *)str;
+ if (ASN1_UTCTIME_check(&t)) {
+ if (s != NULL) {
+ if (!ASN1_STRING_set((ASN1_STRING *)s,
+ (unsigned char *)str, t.length))
+ return 0;
+ s->type = V_ASN1_UTCTIME;
+ }
+ return (1);
+ } else
+ return (0);
+}
ASN1_UTCTIME *ASN1_UTCTIME_set(ASN1_UTCTIME *s, time_t t)
- {
- return ASN1_UTCTIME_adj(s, t, 0, 0);
- }
+{
+ 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;
- struct tm data;
- size_t len = 20;
- int free_s = 0;
-
- if (s == NULL)
- {
- free_s = 1;
- s=M_ASN1_UTCTIME_new();
- }
- if (s == 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;
-
- p=(char *)s->data;
- if ((p == NULL) || ((size_t)s->length < len))
- {
- p=OPENSSL_malloc(len);
- if (p == NULL)
- {
- ASN1err(ASN1_F_ASN1_UTCTIME_ADJ,ERR_R_MALLOC_FAILURE);
- goto err;
- }
- if (s->data != NULL)
- OPENSSL_free(s->data);
- s->data=(unsigned char *)p;
- }
-
- 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;
+ int offset_day, long offset_sec)
+{
+ char *p;
+ struct tm *ts;
+ struct tm data;
+ size_t len = 20;
+ int free_s = 0;
+
+ if (s == NULL) {
+ free_s = 1;
+ s = M_ASN1_UTCTIME_new();
+ }
+ if (s == 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;
+
+ p = (char *)s->data;
+ if ((p == NULL) || ((size_t)s->length < len)) {
+ p = OPENSSL_malloc(len);
+ if (p == NULL) {
+ ASN1err(ASN1_F_ASN1_UTCTIME_ADJ, ERR_R_MALLOC_FAILURE);
+ goto err;
+ }
+ if (s->data != NULL)
+ OPENSSL_free(s->data);
+ s->data = (unsigned char *)p;
+ }
+
+ 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);
+ ebcdic2ascii(s->data, s->data, s->length);
#endif
- return(s);
- err:
- if (free_s && s)
- M_ASN1_UTCTIME_free(s);
- return NULL;
- }
-
+ 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 *tm;
- struct tm data;
- int offset;
- int year;
-
-#define g2(p) (((p)[0]-'0')*10+(p)[1]-'0')
-
- if (s->data[12] == 'Z')
- offset=0;
- else
- {
- offset = g2(s->data+13)*60+g2(s->data+15);
- if (s->data[12] == '-')
- offset = -offset;
- }
-
- t -= offset*60; /* FIXME: may overflow in extreme cases */
-
- tm = OPENSSL_gmtime(&t, &data);
- /* NB: -1, 0, 1 already valid return values so use -2 to
- * indicate error.
- */
- if (tm == NULL)
- return -2;
-
-#define return_cmp(a,b) if ((a)<(b)) return -1; else if ((a)>(b)) return 1
- year = g2(s->data);
- if (year < 50)
- year += 100;
- return_cmp(year, tm->tm_year);
- return_cmp(g2(s->data+2) - 1, tm->tm_mon);
- return_cmp(g2(s->data+4), tm->tm_mday);
- return_cmp(g2(s->data+6), tm->tm_hour);
- return_cmp(g2(s->data+8), tm->tm_min);
- return_cmp(g2(s->data+10), tm->tm_sec);
-#undef g2
-#undef return_cmp
-
- return 0;
- }
-
+{
+ 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. */
- }
+{
+ 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
+
+ /*
+ * 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.
+ */
+ return mktime(&tm) - offset * 60;
+}
#endif