mirror of
https://github.com/openssl/openssl.git
synced 2024-12-24 09:24:00 +08:00
349807608f
This was done by the following
find . -name '*.[ch]' | /tmp/pl
where /tmp/pl is the following three-line script:
print unless $. == 1 && m@/\* .*\.[ch] \*/@;
close ARGV if eof; # Close file to reset $.
And then some hand-editing of other files.
Reviewed-by: Viktor Dukhovni <viktor@openssl.org>
316 lines
9.9 KiB
C
316 lines
9.9 KiB
C
/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
|
|
* All rights reserved.
|
|
*
|
|
* 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:
|
|
* 1. Redistributions of source code must retain the copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
* 3. All advertising materials mentioning features or use of this software
|
|
* must display the following acknowledgement:
|
|
* "This product includes cryptographic software written by
|
|
* 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
|
|
* 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
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
|
|
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
|
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
|
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|
* 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
|
|
* [including the GNU Public Licence.]
|
|
*/
|
|
|
|
/*
|
|
* GENERALIZEDTIME implementation, written by Steve Henson. Based on UTCTIME
|
|
*/
|
|
|
|
#include <stdio.h>
|
|
#include <time.h>
|
|
#include "internal/cryptlib.h"
|
|
#include <openssl/asn1.h>
|
|
#include "asn1_locl.h"
|
|
|
|
int asn1_generalizedtime_to_tm(struct tm *tm, const ASN1_GENERALIZEDTIME *d)
|
|
{
|
|
static const int min[9] = { 0, 0, 1, 1, 0, 0, 0, 0, 0 };
|
|
static const int max[9] = { 99, 99, 12, 31, 23, 59, 59, 12, 59 };
|
|
char *a;
|
|
int n, i, l, o;
|
|
|
|
if (d->type != V_ASN1_GENERALIZEDTIME)
|
|
return (0);
|
|
l = d->length;
|
|
a = (char *)d->data;
|
|
o = 0;
|
|
/*
|
|
* GENERALIZEDTIME is similar to UTCTIME except the year is represented
|
|
* as YYYY. This stuff treats everything as a two digit field so make
|
|
* first two fields 00 to 99
|
|
*/
|
|
if (l < 13)
|
|
goto err;
|
|
for (i = 0; i < 7; i++) {
|
|
if ((i == 6) && ((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 * 100 - 1900;
|
|
break;
|
|
case 1:
|
|
tm->tm_year += n;
|
|
break;
|
|
case 2:
|
|
tm->tm_mon = n - 1;
|
|
break;
|
|
case 3:
|
|
tm->tm_mday = n;
|
|
break;
|
|
case 4:
|
|
tm->tm_hour = n;
|
|
break;
|
|
case 5:
|
|
tm->tm_min = n;
|
|
break;
|
|
case 6:
|
|
tm->tm_sec = n;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
/*
|
|
* Optional fractional seconds: decimal point followed by one or more
|
|
* digits.
|
|
*/
|
|
if (a[o] == '.') {
|
|
if (++o > l)
|
|
goto err;
|
|
i = o;
|
|
while ((a[o] >= '0') && (a[o] <= '9') && (o <= l))
|
|
o++;
|
|
/* Must have at least one digit after decimal point */
|
|
if (i == o)
|
|
goto err;
|
|
}
|
|
|
|
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 = 7; i < 9; 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 == 7)
|
|
offset = n * 3600;
|
|
else if (i == 8)
|
|
offset += n * 60;
|
|
}
|
|
o++;
|
|
}
|
|
if (offset && !OPENSSL_gmtime_adj(tm, 0, offset * offsign))
|
|
return 0;
|
|
} else if (a[o]) {
|
|
/* Missing time zone information. */
|
|
goto err;
|
|
}
|
|
return (o == l);
|
|
err:
|
|
return (0);
|
|
}
|
|
|
|
int ASN1_GENERALIZEDTIME_check(const ASN1_GENERALIZEDTIME *d)
|
|
{
|
|
return asn1_generalizedtime_to_tm(NULL, d);
|
|
}
|
|
|
|
int ASN1_GENERALIZEDTIME_set_string(ASN1_GENERALIZEDTIME *s, const char *str)
|
|
{
|
|
ASN1_GENERALIZEDTIME t;
|
|
|
|
t.type = V_ASN1_GENERALIZEDTIME;
|
|
t.length = strlen(str);
|
|
t.data = (unsigned char *)str;
|
|
if (ASN1_GENERALIZEDTIME_check(&t)) {
|
|
if (s != NULL) {
|
|
if (!ASN1_STRING_set((ASN1_STRING *)s,
|
|
(unsigned char *)str, t.length))
|
|
return 0;
|
|
s->type = V_ASN1_GENERALIZEDTIME;
|
|
}
|
|
return (1);
|
|
} else
|
|
return (0);
|
|
}
|
|
|
|
ASN1_GENERALIZEDTIME *ASN1_GENERALIZEDTIME_set(ASN1_GENERALIZEDTIME *s,
|
|
time_t t)
|
|
{
|
|
return ASN1_GENERALIZEDTIME_adj(s, t, 0, 0);
|
|
}
|
|
|
|
ASN1_GENERALIZEDTIME *ASN1_GENERALIZEDTIME_adj(ASN1_GENERALIZEDTIME *s,
|
|
time_t t, int offset_day,
|
|
long offset_sec)
|
|
{
|
|
char *p;
|
|
struct tm *ts;
|
|
struct tm data;
|
|
size_t len = 20;
|
|
|
|
if (s == NULL)
|
|
s = ASN1_GENERALIZEDTIME_new();
|
|
if (s == NULL)
|
|
return (NULL);
|
|
|
|
ts = OPENSSL_gmtime(&t, &data);
|
|
if (ts == NULL)
|
|
return (NULL);
|
|
|
|
if (offset_day || offset_sec) {
|
|
if (!OPENSSL_gmtime_adj(ts, offset_day, offset_sec))
|
|
return NULL;
|
|
}
|
|
|
|
p = (char *)s->data;
|
|
if ((p == NULL) || ((size_t)s->length < len)) {
|
|
p = OPENSSL_malloc(len);
|
|
if (p == NULL) {
|
|
ASN1err(ASN1_F_ASN1_GENERALIZEDTIME_ADJ, ERR_R_MALLOC_FAILURE);
|
|
return (NULL);
|
|
}
|
|
OPENSSL_free(s->data);
|
|
s->data = (unsigned char *)p;
|
|
}
|
|
|
|
BIO_snprintf(p, len, "%04d%02d%02d%02d%02d%02dZ", ts->tm_year + 1900,
|
|
ts->tm_mon + 1, ts->tm_mday, ts->tm_hour, ts->tm_min,
|
|
ts->tm_sec);
|
|
s->length = strlen(p);
|
|
s->type = V_ASN1_GENERALIZEDTIME;
|
|
#ifdef CHARSET_EBCDIC_not
|
|
ebcdic2ascii(s->data, s->data, s->length);
|
|
#endif
|
|
return (s);
|
|
}
|
|
|
|
const char *_asn1_mon[12] = {
|
|
"Jan", "Feb", "Mar", "Apr", "May", "Jun",
|
|
"Jul", "Aug", "Sep", "Oct", "Nov", "Dec"
|
|
};
|
|
|
|
int ASN1_GENERALIZEDTIME_print(BIO *bp, const ASN1_GENERALIZEDTIME *tm)
|
|
{
|
|
char *v;
|
|
int gmt = 0;
|
|
int i;
|
|
int y = 0, M = 0, d = 0, h = 0, m = 0, s = 0;
|
|
char *f = NULL;
|
|
int f_len = 0;
|
|
|
|
i = tm->length;
|
|
v = (char *)tm->data;
|
|
|
|
if (i < 12)
|
|
goto err;
|
|
if (v[i - 1] == 'Z')
|
|
gmt = 1;
|
|
for (i = 0; i < 12; i++)
|
|
if ((v[i] > '9') || (v[i] < '0'))
|
|
goto err;
|
|
y = (v[0] - '0') * 1000 + (v[1] - '0') * 100
|
|
+ (v[2] - '0') * 10 + (v[3] - '0');
|
|
M = (v[4] - '0') * 10 + (v[5] - '0');
|
|
if ((M > 12) || (M < 1))
|
|
goto err;
|
|
d = (v[6] - '0') * 10 + (v[7] - '0');
|
|
h = (v[8] - '0') * 10 + (v[9] - '0');
|
|
m = (v[10] - '0') * 10 + (v[11] - '0');
|
|
if (tm->length >= 14 &&
|
|
(v[12] >= '0') && (v[12] <= '9') &&
|
|
(v[13] >= '0') && (v[13] <= '9')) {
|
|
s = (v[12] - '0') * 10 + (v[13] - '0');
|
|
/* Check for fractions of seconds. */
|
|
if (tm->length >= 15 && v[14] == '.') {
|
|
int l = tm->length;
|
|
f = &v[14]; /* The decimal point. */
|
|
f_len = 1;
|
|
while (14 + f_len < l && f[f_len] >= '0' && f[f_len] <= '9')
|
|
++f_len;
|
|
}
|
|
}
|
|
|
|
if (BIO_printf(bp, "%s %2d %02d:%02d:%02d%.*s %d%s",
|
|
_asn1_mon[M - 1], d, h, m, s, f_len, f, y,
|
|
(gmt) ? " GMT" : "") <= 0)
|
|
return (0);
|
|
else
|
|
return (1);
|
|
err:
|
|
BIO_write(bp, "Bad time value", 14);
|
|
return (0);
|
|
}
|